diff options
Diffstat (limited to 'scripts/kconfig')
92 files changed, 21043 insertions, 0 deletions
diff --git a/scripts/kconfig/.gitignore b/scripts/kconfig/.gitignore new file mode 100644 index 000000000..c3d537cd0 --- /dev/null +++ b/scripts/kconfig/.gitignore @@ -0,0 +1,12 @@ +# SPDX-License-Identifier: GPL-2.0-only +/qconf-moc.cc +*conf-cfg + +# +# configuration programs +# +conf +mconf +nconf +qconf +gconf diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile new file mode 100644 index 000000000..e46df0a2d --- /dev/null +++ b/scripts/kconfig/Makefile @@ -0,0 +1,216 @@ +# SPDX-License-Identifier: GPL-2.0 +# =========================================================================== +# Kernel configuration targets +# These targets are used from top-level makefile + +PHONY += xconfig gconfig menuconfig config localmodconfig localyesconfig \ + build_menuconfig build_nconfig build_gconfig build_xconfig + +ifdef KBUILD_KCONFIG +Kconfig := $(KBUILD_KCONFIG) +else +Kconfig := Kconfig +endif + +ifeq ($(quiet),silent_) +silent := -s +endif + +# We need this, in case the user has it in its environment +unexport CONFIG_ + +xconfig: $(obj)/qconf + $(Q)$< $(silent) $(Kconfig) + +gconfig: $(obj)/gconf + $(Q)$< $(silent) $(Kconfig) + +menuconfig: $(obj)/mconf + $(Q)$< $(silent) $(Kconfig) + +config: $(obj)/conf + $(Q)$< $(silent) --oldaskconfig $(Kconfig) + +nconfig: $(obj)/nconf + $(Q)$< $(silent) $(Kconfig) + +build_menuconfig: $(obj)/mconf + +build_nconfig: $(obj)/nconf + +build_gconfig: $(obj)/gconf + +build_xconfig: $(obj)/qconf + +localyesconfig localmodconfig: $(obj)/conf + $(Q)$(PERL) $(srctree)/$(src)/streamline_config.pl --$@ $(srctree) $(Kconfig) > .tmp.config + $(Q)if [ -f .config ]; then \ + cmp -s .tmp.config .config || \ + (mv -f .config .config.old.1; \ + mv -f .tmp.config .config; \ + $< $(silent) --oldconfig $(Kconfig); \ + mv -f .config.old.1 .config.old) \ + else \ + mv -f .tmp.config .config; \ + $< $(silent) --oldconfig $(Kconfig); \ + fi + $(Q)rm -f .tmp.config + +# These targets map 1:1 to the commandline options of 'conf' +# +# Note: +# syncconfig has become an internal implementation detail and is now +# deprecated for external use +simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \ + alldefconfig randconfig listnewconfig olddefconfig syncconfig \ + helpnewconfig yes2modconfig mod2yesconfig + +PHONY += $(simple-targets) + +$(simple-targets): $(obj)/conf + $(Q)$< $(silent) --$@ $(Kconfig) + +PHONY += savedefconfig defconfig + +savedefconfig: $(obj)/conf + $(Q)$< $(silent) --$@=defconfig $(Kconfig) + +defconfig: $(obj)/conf +ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)),) + @$(kecho) "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'" + $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) +else + @$(kecho) "*** Default configuration is based on target '$(KBUILD_DEFCONFIG)'" + $(Q)$(MAKE) -f $(srctree)/Makefile $(KBUILD_DEFCONFIG) +endif + +%_defconfig: $(obj)/conf + $(Q)$< $(silent) --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) + +configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/configs/$@) + +%.config: $(obj)/conf + $(if $(call configfiles),, $(error No configuration exists for this target on this architecture)) + $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles) + $(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig + +PHONY += kvmconfig +kvmconfig: kvm_guest.config + @echo >&2 "WARNING: 'make $@' will be removed after Linux 5.10" + @echo >&2 " Please use 'make $<' instead." + +PHONY += xenconfig +xenconfig: xen.config + @echo >&2 "WARNING: 'make $@' will be removed after Linux 5.10" + @echo >&2 " Please use 'make $<' instead." + +PHONY += tinyconfig +tinyconfig: + $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config + +# CHECK: -o cache_dir=<path> working? +PHONY += testconfig +testconfig: $(obj)/conf + $(Q)$(PYTHON3) -B -m pytest $(srctree)/$(src)/tests \ + -o cache_dir=$(abspath $(obj)/tests/.cache) \ + $(if $(findstring 1,$(KBUILD_VERBOSE)),--capture=no) +clean-files += tests/.cache + +# Help text used by make help +help: + @echo ' config - Update current config utilising a line-oriented program' + @echo ' nconfig - Update current config utilising a ncurses menu based program' + @echo ' menuconfig - Update current config utilising a menu based program' + @echo ' xconfig - Update current config utilising a Qt based front-end' + @echo ' gconfig - Update current config utilising a GTK+ based front-end' + @echo ' oldconfig - Update current config utilising a provided .config as base' + @echo ' localmodconfig - Update current config disabling modules not loaded' + @echo ' except those preserved by LMC_KEEP environment variable' + @echo ' localyesconfig - Update current config converting local mods to core' + @echo ' except those preserved by LMC_KEEP environment variable' + @echo ' defconfig - New config with default from ARCH supplied defconfig' + @echo ' savedefconfig - Save current config as ./defconfig (minimal config)' + @echo ' allnoconfig - New config where all options are answered with no' + @echo ' allyesconfig - New config where all options are accepted with yes' + @echo ' allmodconfig - New config selecting modules when possible' + @echo ' alldefconfig - New config with all symbols set to default' + @echo ' randconfig - New config with random answer to all options' + @echo ' yes2modconfig - Change answers from yes to mod if possible' + @echo ' mod2yesconfig - Change answers from mod to yes if possible' + @echo ' listnewconfig - List new options' + @echo ' helpnewconfig - List new options and help text' + @echo ' olddefconfig - Same as oldconfig but sets new symbols to their' + @echo ' default value without prompting' + @echo ' tinyconfig - Configure the tiniest possible kernel' + @echo ' testconfig - Run Kconfig unit tests (requires python3 and pytest)' + +# =========================================================================== +# object files used by all kconfig flavours +common-objs := confdata.o expr.o lexer.lex.o parser.tab.o preprocess.o \ + symbol.o util.o + +$(obj)/lexer.lex.o: $(obj)/parser.tab.h +HOSTCFLAGS_lexer.lex.o := -I $(srctree)/$(src) +HOSTCFLAGS_parser.tab.o := -I $(srctree)/$(src) + +# conf: Used for defconfig, oldconfig and related targets +hostprogs += conf +conf-objs := conf.o $(common-objs) + +# nconf: Used for the nconfig target based on ncurses +hostprogs += nconf +nconf-objs := nconf.o nconf.gui.o $(common-objs) + +HOSTLDLIBS_nconf = $(shell . $(obj)/nconf-cfg && echo $$libs) +HOSTCFLAGS_nconf.o = $(shell . $(obj)/nconf-cfg && echo $$cflags) +HOSTCFLAGS_nconf.gui.o = $(shell . $(obj)/nconf-cfg && echo $$cflags) + +$(obj)/nconf.o $(obj)/nconf.gui.o: $(obj)/nconf-cfg + +# mconf: Used for the menuconfig target based on lxdialog +hostprogs += mconf +lxdialog := $(addprefix lxdialog/, \ + checklist.o inputbox.o menubox.o textbox.o util.o yesno.o) +mconf-objs := mconf.o $(lxdialog) $(common-objs) + +HOSTLDLIBS_mconf = $(shell . $(obj)/mconf-cfg && echo $$libs) +$(foreach f, mconf.o $(lxdialog), \ + $(eval HOSTCFLAGS_$f = $$(shell . $(obj)/mconf-cfg && echo $$$$cflags))) + +$(addprefix $(obj)/, mconf.o $(lxdialog)): $(obj)/mconf-cfg + +# qconf: Used for the xconfig target based on Qt +hostprogs += qconf +qconf-cxxobjs := qconf.o qconf-moc.o +qconf-objs := images.o $(common-objs) + +HOSTLDLIBS_qconf = $(shell . $(obj)/qconf-cfg && echo $$libs) +HOSTCXXFLAGS_qconf.o = $(shell . $(obj)/qconf-cfg && echo $$cflags) +HOSTCXXFLAGS_qconf-moc.o = $(shell . $(obj)/qconf-cfg && echo $$cflags) + +$(obj)/qconf.o: $(obj)/qconf-cfg + +quiet_cmd_moc = MOC $@ + cmd_moc = $(shell . $(obj)/qconf-cfg && echo $$moc) $< -o $@ + +$(obj)/qconf-moc.cc: $(src)/qconf.h $(obj)/qconf-cfg FORCE + $(call if_changed,moc) + +targets += qconf-moc.cc + +# gconf: Used for the gconfig target based on GTK+ +hostprogs += gconf +gconf-objs := gconf.o images.o $(common-objs) + +HOSTLDLIBS_gconf = $(shell . $(obj)/gconf-cfg && echo $$libs) +HOSTCFLAGS_gconf.o = $(shell . $(obj)/gconf-cfg && echo $$cflags) + +$(obj)/gconf.o: $(obj)/gconf-cfg + +# check if necessary packages are available, and configure build flags +filechk_conf_cfg = $(CONFIG_SHELL) $< + +$(obj)/%conf-cfg: $(src)/%conf-cfg.sh FORCE + $(call filechk,conf_cfg) + +clean-files += *conf-cfg diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c new file mode 100644 index 000000000..f6e548b8f --- /dev/null +++ b/scripts/kconfig/conf.c @@ -0,0 +1,727 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#include <ctype.h> +#include <limits.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> +#include <unistd.h> +#include <getopt.h> +#include <sys/stat.h> +#include <sys/time.h> +#include <errno.h> + +#include "lkc.h" + +static void conf(struct menu *menu); +static void check_conf(struct menu *menu); + +enum input_mode { + oldaskconfig, + syncconfig, + oldconfig, + allnoconfig, + allyesconfig, + allmodconfig, + alldefconfig, + randconfig, + defconfig, + savedefconfig, + listnewconfig, + helpnewconfig, + olddefconfig, + yes2modconfig, + mod2yesconfig, +}; +static enum input_mode input_mode = oldaskconfig; + +static int indent = 1; +static int tty_stdio; +static int sync_kconfig; +static int conf_cnt; +static char line[PATH_MAX]; +static struct menu *rootEntry; + +static void print_help(struct menu *menu) +{ + struct gstr help = str_new(); + + menu_get_ext_help(menu, &help); + + printf("\n%s\n", str_get(&help)); + str_free(&help); +} + +static void strip(char *str) +{ + char *p = str; + int l; + + while ((isspace(*p))) + p++; + l = strlen(p); + if (p != str) + memmove(str, p, l + 1); + if (!l) + return; + p = str + l - 1; + while ((isspace(*p))) + *p-- = 0; +} + +/* Helper function to facilitate fgets() by Jean Sacren. */ +static void xfgets(char *str, int size, FILE *in) +{ + if (!fgets(str, size, in)) + fprintf(stderr, "\nError in reading or end of file.\n"); + + if (!tty_stdio) + printf("%s", str); +} + +static int conf_askvalue(struct symbol *sym, const char *def) +{ + enum symbol_type type = sym_get_type(sym); + + if (!sym_has_value(sym)) + printf("(NEW) "); + + line[0] = '\n'; + line[1] = 0; + + if (!sym_is_changeable(sym)) { + printf("%s\n", def); + line[0] = '\n'; + line[1] = 0; + return 0; + } + + switch (input_mode) { + case oldconfig: + case syncconfig: + if (sym_has_value(sym)) { + printf("%s\n", def); + return 0; + } + /* fall through */ + case oldaskconfig: + fflush(stdout); + xfgets(line, sizeof(line), stdin); + return 1; + default: + break; + } + + switch (type) { + case S_INT: + case S_HEX: + case S_STRING: + printf("%s\n", def); + return 1; + default: + ; + } + printf("%s", line); + return 1; +} + +static int conf_string(struct menu *menu) +{ + struct symbol *sym = menu->sym; + const char *def; + + while (1) { + printf("%*s%s ", indent - 1, "", menu->prompt->text); + printf("(%s) ", sym->name); + def = sym_get_string_value(sym); + if (sym_get_string_value(sym)) + printf("[%s] ", def); + if (!conf_askvalue(sym, def)) + return 0; + switch (line[0]) { + case '\n': + break; + case '?': + /* print help */ + if (line[1] == '\n') { + print_help(menu); + def = NULL; + break; + } + /* fall through */ + default: + line[strlen(line)-1] = 0; + def = line; + } + if (def && sym_set_string_value(sym, def)) + return 0; + } +} + +static int conf_sym(struct menu *menu) +{ + struct symbol *sym = menu->sym; + tristate oldval, newval; + + while (1) { + printf("%*s%s ", indent - 1, "", menu->prompt->text); + if (sym->name) + printf("(%s) ", sym->name); + putchar('['); + oldval = sym_get_tristate_value(sym); + switch (oldval) { + case no: + putchar('N'); + break; + case mod: + putchar('M'); + break; + case yes: + putchar('Y'); + break; + } + if (oldval != no && sym_tristate_within_range(sym, no)) + printf("/n"); + if (oldval != mod && sym_tristate_within_range(sym, mod)) + printf("/m"); + if (oldval != yes && sym_tristate_within_range(sym, yes)) + printf("/y"); + printf("/?] "); + if (!conf_askvalue(sym, sym_get_string_value(sym))) + return 0; + strip(line); + + switch (line[0]) { + case 'n': + case 'N': + newval = no; + if (!line[1] || !strcmp(&line[1], "o")) + break; + continue; + case 'm': + case 'M': + newval = mod; + if (!line[1]) + break; + continue; + case 'y': + case 'Y': + newval = yes; + if (!line[1] || !strcmp(&line[1], "es")) + break; + continue; + case 0: + newval = oldval; + break; + case '?': + goto help; + default: + continue; + } + if (sym_set_tristate_value(sym, newval)) + return 0; +help: + print_help(menu); + } +} + +static int conf_choice(struct menu *menu) +{ + struct symbol *sym, *def_sym; + struct menu *child; + bool is_new; + + sym = menu->sym; + is_new = !sym_has_value(sym); + if (sym_is_changeable(sym)) { + conf_sym(menu); + sym_calc_value(sym); + switch (sym_get_tristate_value(sym)) { + case no: + return 1; + case mod: + return 0; + case yes: + break; + } + } else { + switch (sym_get_tristate_value(sym)) { + case no: + return 1; + case mod: + printf("%*s%s\n", indent - 1, "", menu_get_prompt(menu)); + return 0; + case yes: + break; + } + } + + while (1) { + int cnt, def; + + printf("%*s%s\n", indent - 1, "", menu_get_prompt(menu)); + def_sym = sym_get_choice_value(sym); + cnt = def = 0; + line[0] = 0; + for (child = menu->list; child; child = child->next) { + if (!menu_is_visible(child)) + continue; + if (!child->sym) { + printf("%*c %s\n", indent, '*', menu_get_prompt(child)); + continue; + } + cnt++; + if (child->sym == def_sym) { + def = cnt; + printf("%*c", indent, '>'); + } else + printf("%*c", indent, ' '); + printf(" %d. %s", cnt, menu_get_prompt(child)); + if (child->sym->name) + printf(" (%s)", child->sym->name); + if (!sym_has_value(child->sym)) + printf(" (NEW)"); + printf("\n"); + } + printf("%*schoice", indent - 1, ""); + if (cnt == 1) { + printf("[1]: 1\n"); + goto conf_childs; + } + printf("[1-%d?]: ", cnt); + switch (input_mode) { + case oldconfig: + case syncconfig: + if (!is_new) { + cnt = def; + printf("%d\n", cnt); + break; + } + /* fall through */ + case oldaskconfig: + fflush(stdout); + xfgets(line, sizeof(line), stdin); + strip(line); + if (line[0] == '?') { + print_help(menu); + continue; + } + if (!line[0]) + cnt = def; + else if (isdigit(line[0])) + cnt = atoi(line); + else + continue; + break; + default: + break; + } + + conf_childs: + for (child = menu->list; child; child = child->next) { + if (!child->sym || !menu_is_visible(child)) + continue; + if (!--cnt) + break; + } + if (!child) + continue; + if (line[0] && line[strlen(line) - 1] == '?') { + print_help(child); + continue; + } + sym_set_choice_value(sym, child->sym); + for (child = child->list; child; child = child->next) { + indent += 2; + conf(child); + indent -= 2; + } + return 1; + } +} + +static void conf(struct menu *menu) +{ + struct symbol *sym; + struct property *prop; + struct menu *child; + + if (!menu_is_visible(menu)) + return; + + sym = menu->sym; + prop = menu->prompt; + if (prop) { + const char *prompt; + + switch (prop->type) { + case P_MENU: + /* + * Except in oldaskconfig mode, we show only menus that + * contain new symbols. + */ + if (input_mode != oldaskconfig && rootEntry != menu) { + check_conf(menu); + return; + } + /* fall through */ + case P_COMMENT: + prompt = menu_get_prompt(menu); + if (prompt) + printf("%*c\n%*c %s\n%*c\n", + indent, '*', + indent, '*', prompt, + indent, '*'); + default: + ; + } + } + + if (!sym) + goto conf_childs; + + if (sym_is_choice(sym)) { + conf_choice(menu); + if (sym->curr.tri != mod) + return; + goto conf_childs; + } + + switch (sym->type) { + case S_INT: + case S_HEX: + case S_STRING: + conf_string(menu); + break; + default: + conf_sym(menu); + break; + } + +conf_childs: + if (sym) + indent += 2; + for (child = menu->list; child; child = child->next) + conf(child); + if (sym) + indent -= 2; +} + +static void check_conf(struct menu *menu) +{ + struct symbol *sym; + struct menu *child; + + if (!menu_is_visible(menu)) + return; + + sym = menu->sym; + if (sym && !sym_has_value(sym)) { + if (sym_is_changeable(sym) || + (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) { + if (input_mode == listnewconfig) { + if (sym->name) { + const char *str; + + if (sym->type == S_STRING) { + str = sym_get_string_value(sym); + str = sym_escape_string_value(str); + printf("%s%s=%s\n", CONFIG_, sym->name, str); + free((void *)str); + } else { + str = sym_get_string_value(sym); + printf("%s%s=%s\n", CONFIG_, sym->name, str); + } + } + } else if (input_mode == helpnewconfig) { + printf("-----\n"); + print_help(menu); + printf("-----\n"); + + } else { + if (!conf_cnt++) + printf("*\n* Restart config...\n*\n"); + rootEntry = menu_get_parent_menu(menu); + conf(rootEntry); + } + } + } + + for (child = menu->list; child; child = child->next) + check_conf(child); +} + +static struct option long_opts[] = { + {"oldaskconfig", no_argument, NULL, oldaskconfig}, + {"oldconfig", no_argument, NULL, oldconfig}, + {"syncconfig", no_argument, NULL, syncconfig}, + {"defconfig", required_argument, NULL, defconfig}, + {"savedefconfig", required_argument, NULL, savedefconfig}, + {"allnoconfig", no_argument, NULL, allnoconfig}, + {"allyesconfig", no_argument, NULL, allyesconfig}, + {"allmodconfig", no_argument, NULL, allmodconfig}, + {"alldefconfig", no_argument, NULL, alldefconfig}, + {"randconfig", no_argument, NULL, randconfig}, + {"listnewconfig", no_argument, NULL, listnewconfig}, + {"helpnewconfig", no_argument, NULL, helpnewconfig}, + {"olddefconfig", no_argument, NULL, olddefconfig}, + {"yes2modconfig", no_argument, NULL, yes2modconfig}, + {"mod2yesconfig", no_argument, NULL, mod2yesconfig}, + {NULL, 0, NULL, 0} +}; + +static void conf_usage(const char *progname) +{ + + printf("Usage: %s [-s] [option] <kconfig-file>\n", progname); + printf("[option] is _one_ of the following:\n"); + printf(" --listnewconfig List new options\n"); + printf(" --helpnewconfig List new options and help text\n"); + printf(" --oldaskconfig Start a new configuration using a line-oriented program\n"); + printf(" --oldconfig Update a configuration using a provided .config as base\n"); + printf(" --syncconfig Similar to oldconfig but generates configuration in\n" + " include/{generated/,config/}\n"); + printf(" --olddefconfig Same as oldconfig but sets new symbols to their default value\n"); + printf(" --defconfig <file> New config with default defined in <file>\n"); + printf(" --savedefconfig <file> Save the minimal current configuration to <file>\n"); + printf(" --allnoconfig New config where all options are answered with no\n"); + printf(" --allyesconfig New config where all options are answered with yes\n"); + printf(" --allmodconfig New config where all options are answered with mod\n"); + printf(" --alldefconfig New config with all symbols set to default\n"); + printf(" --randconfig New config with random answer to all options\n"); + printf(" --yes2modconfig Change answers from yes to mod if possible\n"); + printf(" --mod2yesconfig Change answers from mod to yes if possible\n"); +} + +int main(int ac, char **av) +{ + const char *progname = av[0]; + int opt; + const char *name, *defconfig_file = NULL /* gcc uninit */; + int no_conf_write = 0; + + tty_stdio = isatty(0) && isatty(1); + + while ((opt = getopt_long(ac, av, "s", long_opts, NULL)) != -1) { + if (opt == 's') { + conf_set_message_callback(NULL); + continue; + } + input_mode = (enum input_mode)opt; + switch (opt) { + case syncconfig: + /* + * syncconfig is invoked during the build stage. + * Suppress distracting "configuration written to ..." + */ + conf_set_message_callback(NULL); + sync_kconfig = 1; + break; + case defconfig: + case savedefconfig: + defconfig_file = optarg; + break; + case randconfig: + { + struct timeval now; + unsigned int seed; + char *seed_env; + + /* + * Use microseconds derived seed, + * compensate for systems where it may be zero + */ + gettimeofday(&now, NULL); + seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1)); + + seed_env = getenv("KCONFIG_SEED"); + if( seed_env && *seed_env ) { + char *endp; + int tmp = (int)strtol(seed_env, &endp, 0); + if (*endp == '\0') { + seed = tmp; + } + } + fprintf( stderr, "KCONFIG_SEED=0x%X\n", seed ); + srand(seed); + break; + } + case oldaskconfig: + case oldconfig: + case allnoconfig: + case allyesconfig: + case allmodconfig: + case alldefconfig: + case listnewconfig: + case helpnewconfig: + case olddefconfig: + case yes2modconfig: + case mod2yesconfig: + break; + case '?': + conf_usage(progname); + exit(1); + break; + } + } + if (ac == optind) { + fprintf(stderr, "%s: Kconfig file missing\n", av[0]); + conf_usage(progname); + exit(1); + } + name = av[optind]; + conf_parse(name); + //zconfdump(stdout); + + switch (input_mode) { + case defconfig: + if (conf_read(defconfig_file)) { + fprintf(stderr, + "***\n" + "*** Can't find default configuration \"%s\"!\n" + "***\n", + defconfig_file); + exit(1); + } + break; + case savedefconfig: + case syncconfig: + case oldaskconfig: + case oldconfig: + case listnewconfig: + case helpnewconfig: + case olddefconfig: + case yes2modconfig: + case mod2yesconfig: + conf_read(NULL); + break; + case allnoconfig: + case allyesconfig: + case allmodconfig: + case alldefconfig: + case randconfig: + name = getenv("KCONFIG_ALLCONFIG"); + if (!name) + break; + if ((strcmp(name, "") != 0) && (strcmp(name, "1") != 0)) { + if (conf_read_simple(name, S_DEF_USER)) { + fprintf(stderr, + "*** Can't read seed configuration \"%s\"!\n", + name); + exit(1); + } + break; + } + switch (input_mode) { + case allnoconfig: name = "allno.config"; break; + case allyesconfig: name = "allyes.config"; break; + case allmodconfig: name = "allmod.config"; break; + case alldefconfig: name = "alldef.config"; break; + case randconfig: name = "allrandom.config"; break; + default: break; + } + if (conf_read_simple(name, S_DEF_USER) && + conf_read_simple("all.config", S_DEF_USER)) { + fprintf(stderr, + "*** KCONFIG_ALLCONFIG set, but no \"%s\" or \"all.config\" file found\n", + name); + exit(1); + } + break; + default: + break; + } + + if (sync_kconfig) { + name = getenv("KCONFIG_NOSILENTUPDATE"); + if (name && *name) { + if (conf_get_changed()) { + fprintf(stderr, + "\n*** The configuration requires explicit update.\n\n"); + return 1; + } + no_conf_write = 1; + } + } + + switch (input_mode) { + case allnoconfig: + conf_set_all_new_symbols(def_no); + break; + case allyesconfig: + conf_set_all_new_symbols(def_yes); + break; + case allmodconfig: + conf_set_all_new_symbols(def_mod); + break; + case alldefconfig: + conf_set_all_new_symbols(def_default); + break; + case randconfig: + /* Really nothing to do in this loop */ + while (conf_set_all_new_symbols(def_random)) ; + break; + case defconfig: + conf_set_all_new_symbols(def_default); + break; + case savedefconfig: + break; + case yes2modconfig: + conf_rewrite_mod_or_yes(def_y2m); + break; + case mod2yesconfig: + conf_rewrite_mod_or_yes(def_m2y); + break; + case oldaskconfig: + rootEntry = &rootmenu; + conf(&rootmenu); + input_mode = oldconfig; + /* fall through */ + case oldconfig: + case listnewconfig: + case helpnewconfig: + case syncconfig: + /* Update until a loop caused no more changes */ + do { + conf_cnt = 0; + check_conf(&rootmenu); + } while (conf_cnt); + break; + case olddefconfig: + default: + break; + } + + if (input_mode == savedefconfig) { + if (conf_write_defconfig(defconfig_file)) { + fprintf(stderr, "n*** Error while saving defconfig to: %s\n\n", + defconfig_file); + return 1; + } + } else if (input_mode != listnewconfig && input_mode != helpnewconfig) { + if (!no_conf_write && conf_write(NULL)) { + fprintf(stderr, "\n*** Error during writing of the configuration.\n\n"); + exit(1); + } + + /* + * Create auto.conf if it does not exist. + * This prevents GNU Make 4.1 or older from emitting + * "include/config/auto.conf: No such file or directory" + * in the top-level Makefile + * + * syncconfig always creates or updates auto.conf because it is + * used during the build. + */ + if (conf_write_autoconf(sync_kconfig) && sync_kconfig) { + fprintf(stderr, + "\n*** Error during sync of the configuration.\n\n"); + return 1; + } + } + return 0; +} diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c new file mode 100644 index 000000000..867b06c6d --- /dev/null +++ b/scripts/kconfig/confdata.c @@ -0,0 +1,1343 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#include <sys/mman.h> +#include <sys/stat.h> +#include <ctype.h> +#include <errno.h> +#include <fcntl.h> +#include <limits.h> +#include <stdarg.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> +#include <unistd.h> + +#include "lkc.h" + +/* return true if 'path' exists, false otherwise */ +static bool is_present(const char *path) +{ + struct stat st; + + return !stat(path, &st); +} + +/* return true if 'path' exists and it is a directory, false otherwise */ +static bool is_dir(const char *path) +{ + struct stat st; + + if (stat(path, &st)) + return 0; + + return S_ISDIR(st.st_mode); +} + +/* return true if the given two files are the same, false otherwise */ +static bool is_same(const char *file1, const char *file2) +{ + int fd1, fd2; + struct stat st1, st2; + void *map1, *map2; + bool ret = false; + + fd1 = open(file1, O_RDONLY); + if (fd1 < 0) + return ret; + + fd2 = open(file2, O_RDONLY); + if (fd2 < 0) + goto close1; + + ret = fstat(fd1, &st1); + if (ret) + goto close2; + ret = fstat(fd2, &st2); + if (ret) + goto close2; + + if (st1.st_size != st2.st_size) + goto close2; + + map1 = mmap(NULL, st1.st_size, PROT_READ, MAP_PRIVATE, fd1, 0); + if (map1 == MAP_FAILED) + goto close2; + + map2 = mmap(NULL, st2.st_size, PROT_READ, MAP_PRIVATE, fd2, 0); + if (map2 == MAP_FAILED) + goto close2; + + if (bcmp(map1, map2, st1.st_size)) + goto close2; + + ret = true; +close2: + close(fd2); +close1: + close(fd1); + + return ret; +} + +/* + * Create the parent directory of the given path. + * + * For example, if 'include/config/auto.conf' is given, create 'include/config'. + */ +static int make_parent_dir(const char *path) +{ + char tmp[PATH_MAX + 1]; + char *p; + + strncpy(tmp, path, sizeof(tmp)); + tmp[sizeof(tmp) - 1] = 0; + + /* Remove the base name. Just return if nothing is left */ + p = strrchr(tmp, '/'); + if (!p) + return 0; + *(p + 1) = 0; + + /* Just in case it is an absolute path */ + p = tmp; + while (*p == '/') + p++; + + while ((p = strchr(p, '/'))) { + *p = 0; + + /* skip if the directory exists */ + if (!is_dir(tmp) && mkdir(tmp, 0755)) + return -1; + + *p = '/'; + while (*p == '/') + p++; + } + + return 0; +} + +static char depfile_path[PATH_MAX]; +static size_t depfile_prefix_len; + +/* touch depfile for symbol 'name' */ +static int conf_touch_dep(const char *name) +{ + int fd, ret; + const char *s; + char *d, c; + + /* check overflow: prefix + name + ".h" + '\0' must fit in buffer. */ + if (depfile_prefix_len + strlen(name) + 3 > sizeof(depfile_path)) + return -1; + + d = depfile_path + depfile_prefix_len; + s = name; + + while ((c = *s++)) + *d++ = (c == '_') ? '/' : tolower(c); + strcpy(d, ".h"); + + /* Assume directory path already exists. */ + fd = open(depfile_path, O_WRONLY | O_CREAT | O_TRUNC, 0644); + if (fd == -1) { + if (errno != ENOENT) + return -1; + + ret = make_parent_dir(depfile_path); + if (ret) + return ret; + + /* Try it again. */ + fd = open(depfile_path, O_WRONLY | O_CREAT | O_TRUNC, 0644); + if (fd == -1) + return -1; + } + close(fd); + + return 0; +} + +struct conf_printer { + void (*print_symbol)(FILE *, struct symbol *, const char *, void *); + void (*print_comment)(FILE *, const char *, void *); +}; + +static void conf_warning(const char *fmt, ...) + __attribute__ ((format (printf, 1, 2))); + +static void conf_message(const char *fmt, ...) + __attribute__ ((format (printf, 1, 2))); + +static const char *conf_filename; +static int conf_lineno, conf_warnings; + +static void conf_warning(const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + fprintf(stderr, "%s:%d:warning: ", conf_filename, conf_lineno); + vfprintf(stderr, fmt, ap); + fprintf(stderr, "\n"); + va_end(ap); + conf_warnings++; +} + +static void conf_default_message_callback(const char *s) +{ + printf("#\n# "); + printf("%s", s); + printf("\n#\n"); +} + +static void (*conf_message_callback)(const char *s) = + conf_default_message_callback; +void conf_set_message_callback(void (*fn)(const char *s)) +{ + conf_message_callback = fn; +} + +static void conf_message(const char *fmt, ...) +{ + va_list ap; + char buf[4096]; + + if (!conf_message_callback) + return; + + va_start(ap, fmt); + + vsnprintf(buf, sizeof(buf), fmt, ap); + conf_message_callback(buf); + va_end(ap); +} + +const char *conf_get_configname(void) +{ + char *name = getenv("KCONFIG_CONFIG"); + + return name ? name : ".config"; +} + +static const char *conf_get_autoconfig_name(void) +{ + char *name = getenv("KCONFIG_AUTOCONFIG"); + + return name ? name : "include/config/auto.conf"; +} + +static int conf_set_sym_val(struct symbol *sym, int def, int def_flags, char *p) +{ + char *p2; + + switch (sym->type) { + case S_TRISTATE: + if (p[0] == 'm') { + sym->def[def].tri = mod; + sym->flags |= def_flags; + break; + } + /* fall through */ + case S_BOOLEAN: + if (p[0] == 'y') { + sym->def[def].tri = yes; + sym->flags |= def_flags; + break; + } + if (p[0] == 'n') { + sym->def[def].tri = no; + sym->flags |= def_flags; + break; + } + if (def != S_DEF_AUTO) + conf_warning("symbol value '%s' invalid for %s", + p, sym->name); + return 1; + case S_STRING: + if (*p++ != '"') + break; + for (p2 = p; (p2 = strpbrk(p2, "\"\\")); p2++) { + if (*p2 == '"') { + *p2 = 0; + break; + } + memmove(p2, p2 + 1, strlen(p2)); + } + if (!p2) { + if (def != S_DEF_AUTO) + conf_warning("invalid string found"); + return 1; + } + /* fall through */ + case S_INT: + case S_HEX: + if (sym_string_valid(sym, p)) { + sym->def[def].val = xstrdup(p); + sym->flags |= def_flags; + } else { + if (def != S_DEF_AUTO) + conf_warning("symbol value '%s' invalid for %s", + p, sym->name); + return 1; + } + break; + default: + ; + } + return 0; +} + +#define LINE_GROWTH 16 +static int add_byte(int c, char **lineptr, size_t slen, size_t *n) +{ + char *nline; + size_t new_size = slen + 1; + if (new_size > *n) { + new_size += LINE_GROWTH - 1; + new_size *= 2; + nline = xrealloc(*lineptr, new_size); + if (!nline) + return -1; + + *lineptr = nline; + *n = new_size; + } + + (*lineptr)[slen] = c; + + return 0; +} + +static ssize_t compat_getline(char **lineptr, size_t *n, FILE *stream) +{ + char *line = *lineptr; + size_t slen = 0; + + for (;;) { + int c = getc(stream); + + switch (c) { + case '\n': + if (add_byte(c, &line, slen, n) < 0) + goto e_out; + slen++; + /* fall through */ + case EOF: + if (add_byte('\0', &line, slen, n) < 0) + goto e_out; + *lineptr = line; + if (slen == 0) + return -1; + return slen; + default: + if (add_byte(c, &line, slen, n) < 0) + goto e_out; + slen++; + } + } + +e_out: + line[slen-1] = '\0'; + *lineptr = line; + return -1; +} + +int conf_read_simple(const char *name, int def) +{ + FILE *in = NULL; + char *line = NULL; + size_t line_asize = 0; + char *p, *p2; + struct symbol *sym; + int i, def_flags; + + if (name) { + in = zconf_fopen(name); + } else { + struct property *prop; + + name = conf_get_configname(); + in = zconf_fopen(name); + if (in) + goto load; + sym_add_change_count(1); + if (!sym_defconfig_list) + return 1; + + for_all_defaults(sym_defconfig_list, prop) { + if (expr_calc_value(prop->visible.expr) == no || + prop->expr->type != E_SYMBOL) + continue; + sym_calc_value(prop->expr->left.sym); + name = sym_get_string_value(prop->expr->left.sym); + in = zconf_fopen(name); + if (in) { + conf_message("using defaults found in %s", + name); + goto load; + } + } + } + if (!in) + return 1; + +load: + conf_filename = name; + conf_lineno = 0; + conf_warnings = 0; + + def_flags = SYMBOL_DEF << def; + for_all_symbols(i, sym) { + sym->flags |= SYMBOL_CHANGED; + sym->flags &= ~(def_flags|SYMBOL_VALID); + if (sym_is_choice(sym)) + sym->flags |= def_flags; + switch (sym->type) { + case S_INT: + case S_HEX: + case S_STRING: + if (sym->def[def].val) + free(sym->def[def].val); + /* fall through */ + default: + sym->def[def].val = NULL; + sym->def[def].tri = no; + } + } + + while (compat_getline(&line, &line_asize, in) != -1) { + conf_lineno++; + sym = NULL; + if (line[0] == '#') { + if (memcmp(line + 2, CONFIG_, strlen(CONFIG_))) + continue; + p = strchr(line + 2 + strlen(CONFIG_), ' '); + if (!p) + continue; + *p++ = 0; + if (strncmp(p, "is not set", 10)) + continue; + if (def == S_DEF_USER) { + sym = sym_find(line + 2 + strlen(CONFIG_)); + if (!sym) { + sym_add_change_count(1); + continue; + } + } else { + sym = sym_lookup(line + 2 + strlen(CONFIG_), 0); + if (sym->type == S_UNKNOWN) + sym->type = S_BOOLEAN; + } + if (sym->flags & def_flags) { + conf_warning("override: reassigning to symbol %s", sym->name); + } + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + sym->def[def].tri = no; + sym->flags |= def_flags; + break; + default: + ; + } + } else if (memcmp(line, CONFIG_, strlen(CONFIG_)) == 0) { + p = strchr(line + strlen(CONFIG_), '='); + if (!p) + continue; + *p++ = 0; + p2 = strchr(p, '\n'); + if (p2) { + *p2-- = 0; + if (*p2 == '\r') + *p2 = 0; + } + + sym = sym_find(line + strlen(CONFIG_)); + if (!sym) { + if (def == S_DEF_AUTO) + /* + * Reading from include/config/auto.conf + * If CONFIG_FOO previously existed in + * auto.conf but it is missing now, + * include/config/foo.h must be touched. + */ + conf_touch_dep(line + strlen(CONFIG_)); + else + sym_add_change_count(1); + continue; + } + + if (sym->flags & def_flags) { + conf_warning("override: reassigning to symbol %s", sym->name); + } + if (conf_set_sym_val(sym, def, def_flags, p)) + continue; + } else { + if (line[0] != '\r' && line[0] != '\n') + conf_warning("unexpected data: %.*s", + (int)strcspn(line, "\r\n"), line); + + continue; + } + + if (sym && sym_is_choice_value(sym)) { + struct symbol *cs = prop_get_symbol(sym_get_choice_prop(sym)); + switch (sym->def[def].tri) { + case no: + break; + case mod: + if (cs->def[def].tri == yes) { + conf_warning("%s creates inconsistent choice state", sym->name); + cs->flags &= ~def_flags; + } + break; + case yes: + if (cs->def[def].tri != no) + conf_warning("override: %s changes choice state", sym->name); + cs->def[def].val = sym; + break; + } + cs->def[def].tri = EXPR_OR(cs->def[def].tri, sym->def[def].tri); + } + } + free(line); + fclose(in); + return 0; +} + +int conf_read(const char *name) +{ + struct symbol *sym; + int conf_unsaved = 0; + int i; + + sym_set_change_count(0); + + if (conf_read_simple(name, S_DEF_USER)) { + sym_calc_value(modules_sym); + return 1; + } + + sym_calc_value(modules_sym); + + for_all_symbols(i, sym) { + sym_calc_value(sym); + if (sym_is_choice(sym) || (sym->flags & SYMBOL_NO_WRITE)) + continue; + if (sym_has_value(sym) && (sym->flags & SYMBOL_WRITE)) { + /* check that calculated value agrees with saved value */ + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + if (sym->def[S_DEF_USER].tri == sym_get_tristate_value(sym)) + continue; + break; + default: + if (!strcmp(sym->curr.val, sym->def[S_DEF_USER].val)) + continue; + break; + } + } else if (!sym_has_value(sym) && !(sym->flags & SYMBOL_WRITE)) + /* no previous value and not saved */ + continue; + conf_unsaved++; + /* maybe print value in verbose mode... */ + } + + for_all_symbols(i, sym) { + if (sym_has_value(sym) && !sym_is_choice_value(sym)) { + /* Reset values of generates values, so they'll appear + * as new, if they should become visible, but that + * doesn't quite work if the Kconfig and the saved + * configuration disagree. + */ + if (sym->visible == no && !conf_unsaved) + sym->flags &= ~SYMBOL_DEF_USER; + switch (sym->type) { + case S_STRING: + case S_INT: + case S_HEX: + /* Reset a string value if it's out of range */ + if (sym_string_within_range(sym, sym->def[S_DEF_USER].val)) + break; + sym->flags &= ~(SYMBOL_VALID|SYMBOL_DEF_USER); + conf_unsaved++; + break; + default: + break; + } + } + } + + sym_add_change_count(conf_warnings || conf_unsaved); + + return 0; +} + +/* + * Kconfig configuration printer + * + * This printer is used when generating the resulting configuration after + * kconfig invocation and `defconfig' files. Unset symbol might be omitted by + * passing a non-NULL argument to the printer. + * + */ +static void +kconfig_print_symbol(FILE *fp, struct symbol *sym, const char *value, void *arg) +{ + + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + if (*value == 'n') { + bool skip_unset = (arg != NULL); + + if (!skip_unset) + fprintf(fp, "# %s%s is not set\n", + CONFIG_, sym->name); + return; + } + break; + default: + break; + } + + fprintf(fp, "%s%s=%s\n", CONFIG_, sym->name, value); +} + +static void +kconfig_print_comment(FILE *fp, const char *value, void *arg) +{ + const char *p = value; + size_t l; + + for (;;) { + l = strcspn(p, "\n"); + fprintf(fp, "#"); + if (l) { + fprintf(fp, " "); + xfwrite(p, l, 1, fp); + p += l; + } + fprintf(fp, "\n"); + if (*p++ == '\0') + break; + } +} + +static struct conf_printer kconfig_printer_cb = +{ + .print_symbol = kconfig_print_symbol, + .print_comment = kconfig_print_comment, +}; + +/* + * Header printer + * + * This printer is used when generating the `include/generated/autoconf.h' file. + */ +static void +header_print_symbol(FILE *fp, struct symbol *sym, const char *value, void *arg) +{ + + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: { + const char *suffix = ""; + + switch (*value) { + case 'n': + break; + case 'm': + suffix = "_MODULE"; + /* fall through */ + default: + fprintf(fp, "#define %s%s%s 1\n", + CONFIG_, sym->name, suffix); + } + break; + } + case S_HEX: { + const char *prefix = ""; + + if (value[0] != '0' || (value[1] != 'x' && value[1] != 'X')) + prefix = "0x"; + fprintf(fp, "#define %s%s %s%s\n", + CONFIG_, sym->name, prefix, value); + break; + } + case S_STRING: + case S_INT: + fprintf(fp, "#define %s%s %s\n", + CONFIG_, sym->name, value); + break; + default: + break; + } + +} + +static void +header_print_comment(FILE *fp, const char *value, void *arg) +{ + const char *p = value; + size_t l; + + fprintf(fp, "/*\n"); + for (;;) { + l = strcspn(p, "\n"); + fprintf(fp, " *"); + if (l) { + fprintf(fp, " "); + xfwrite(p, l, 1, fp); + p += l; + } + fprintf(fp, "\n"); + if (*p++ == '\0') + break; + } + fprintf(fp, " */\n"); +} + +static struct conf_printer header_printer_cb = +{ + .print_symbol = header_print_symbol, + .print_comment = header_print_comment, +}; + +static void conf_write_symbol(FILE *fp, struct symbol *sym, + struct conf_printer *printer, void *printer_arg) +{ + const char *str; + + switch (sym->type) { + case S_UNKNOWN: + break; + case S_STRING: + str = sym_get_string_value(sym); + str = sym_escape_string_value(str); + printer->print_symbol(fp, sym, str, printer_arg); + free((void *)str); + break; + default: + str = sym_get_string_value(sym); + printer->print_symbol(fp, sym, str, printer_arg); + } +} + +static void +conf_write_heading(FILE *fp, struct conf_printer *printer, void *printer_arg) +{ + char buf[256]; + + snprintf(buf, sizeof(buf), + "\n" + "Automatically generated file; DO NOT EDIT.\n" + "%s\n", + rootmenu.prompt->text); + + printer->print_comment(fp, buf, printer_arg); +} + +/* + * Write out a minimal config. + * All values that has default values are skipped as this is redundant. + */ +int conf_write_defconfig(const char *filename) +{ + struct symbol *sym; + struct menu *menu; + FILE *out; + + out = fopen(filename, "w"); + if (!out) + return 1; + + sym_clear_all_valid(); + + /* Traverse all menus to find all relevant symbols */ + menu = rootmenu.list; + + while (menu != NULL) + { + sym = menu->sym; + if (sym == NULL) { + if (!menu_is_visible(menu)) + goto next_menu; + } else if (!sym_is_choice(sym)) { + sym_calc_value(sym); + if (!(sym->flags & SYMBOL_WRITE)) + goto next_menu; + sym->flags &= ~SYMBOL_WRITE; + /* If we cannot change the symbol - skip */ + if (!sym_is_changeable(sym)) + goto next_menu; + /* If symbol equals to default value - skip */ + if (strcmp(sym_get_string_value(sym), sym_get_string_default(sym)) == 0) + goto next_menu; + + /* + * If symbol is a choice value and equals to the + * default for a choice - skip. + * But only if value is bool and equal to "y" and + * choice is not "optional". + * (If choice is "optional" then all values can be "n") + */ + if (sym_is_choice_value(sym)) { + struct symbol *cs; + struct symbol *ds; + + cs = prop_get_symbol(sym_get_choice_prop(sym)); + ds = sym_choice_default(cs); + if (!sym_is_optional(cs) && sym == ds) { + if ((sym->type == S_BOOLEAN) && + sym_get_tristate_value(sym) == yes) + goto next_menu; + } + } + conf_write_symbol(out, sym, &kconfig_printer_cb, NULL); + } +next_menu: + if (menu->list != NULL) { + menu = menu->list; + } + else if (menu->next != NULL) { + menu = menu->next; + } else { + while ((menu = menu->parent)) { + if (menu->next != NULL) { + menu = menu->next; + break; + } + } + } + } + fclose(out); + return 0; +} + +int conf_write(const char *name) +{ + FILE *out; + struct symbol *sym; + struct menu *menu; + const char *str; + char tmpname[PATH_MAX + 1], oldname[PATH_MAX + 1]; + char *env; + int i; + bool need_newline = false; + + if (!name) + name = conf_get_configname(); + + if (!*name) { + fprintf(stderr, "config name is empty\n"); + return -1; + } + + if (is_dir(name)) { + fprintf(stderr, "%s: Is a directory\n", name); + return -1; + } + + if (make_parent_dir(name)) + return -1; + + env = getenv("KCONFIG_OVERWRITECONFIG"); + if (env && *env) { + *tmpname = 0; + out = fopen(name, "w"); + } else { + snprintf(tmpname, sizeof(tmpname), "%s.%d.tmp", + name, (int)getpid()); + out = fopen(tmpname, "w"); + } + if (!out) + return 1; + + conf_write_heading(out, &kconfig_printer_cb, NULL); + + if (!conf_get_changed()) + sym_clear_all_valid(); + + menu = rootmenu.list; + while (menu) { + sym = menu->sym; + if (!sym) { + if (!menu_is_visible(menu)) + goto next; + str = menu_get_prompt(menu); + fprintf(out, "\n" + "#\n" + "# %s\n" + "#\n", str); + need_newline = false; + } else if (!(sym->flags & SYMBOL_CHOICE) && + !(sym->flags & SYMBOL_WRITTEN)) { + sym_calc_value(sym); + if (!(sym->flags & SYMBOL_WRITE)) + goto next; + if (need_newline) { + fprintf(out, "\n"); + need_newline = false; + } + sym->flags |= SYMBOL_WRITTEN; + conf_write_symbol(out, sym, &kconfig_printer_cb, NULL); + } + +next: + if (menu->list) { + menu = menu->list; + continue; + } + if (menu->next) + menu = menu->next; + else while ((menu = menu->parent)) { + if (!menu->sym && menu_is_visible(menu) && + menu != &rootmenu) { + str = menu_get_prompt(menu); + fprintf(out, "# end of %s\n", str); + need_newline = true; + } + if (menu->next) { + menu = menu->next; + break; + } + } + } + fclose(out); + + for_all_symbols(i, sym) + sym->flags &= ~SYMBOL_WRITTEN; + + if (*tmpname) { + if (is_same(name, tmpname)) { + conf_message("No change to %s", name); + unlink(tmpname); + sym_set_change_count(0); + return 0; + } + + snprintf(oldname, sizeof(oldname), "%s.old", name); + rename(name, oldname); + if (rename(tmpname, name)) + return 1; + } + + conf_message("configuration written to %s", name); + + sym_set_change_count(0); + + return 0; +} + +/* write a dependency file as used by kbuild to track dependencies */ +static int conf_write_dep(const char *name) +{ + struct file *file; + FILE *out; + + out = fopen("..config.tmp", "w"); + if (!out) + return 1; + fprintf(out, "deps_config := \\\n"); + for (file = file_list; file; file = file->next) { + if (file->next) + fprintf(out, "\t%s \\\n", file->name); + else + fprintf(out, "\t%s\n", file->name); + } + fprintf(out, "\n%s: \\\n" + "\t$(deps_config)\n\n", conf_get_autoconfig_name()); + + env_write_dep(out, conf_get_autoconfig_name()); + + fprintf(out, "\n$(deps_config): ;\n"); + fclose(out); + + if (make_parent_dir(name)) + return 1; + rename("..config.tmp", name); + return 0; +} + +static int conf_touch_deps(void) +{ + const char *name, *tmp; + struct symbol *sym; + int res, i; + + name = conf_get_autoconfig_name(); + tmp = strrchr(name, '/'); + depfile_prefix_len = tmp ? tmp - name + 1 : 0; + if (depfile_prefix_len + 1 > sizeof(depfile_path)) + return -1; + + strncpy(depfile_path, name, depfile_prefix_len); + depfile_path[depfile_prefix_len] = 0; + + conf_read_simple(name, S_DEF_AUTO); + sym_calc_value(modules_sym); + + for_all_symbols(i, sym) { + sym_calc_value(sym); + if ((sym->flags & SYMBOL_NO_WRITE) || !sym->name) + continue; + if (sym->flags & SYMBOL_WRITE) { + if (sym->flags & SYMBOL_DEF_AUTO) { + /* + * symbol has old and new value, + * so compare them... + */ + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + if (sym_get_tristate_value(sym) == + sym->def[S_DEF_AUTO].tri) + continue; + break; + case S_STRING: + case S_HEX: + case S_INT: + if (!strcmp(sym_get_string_value(sym), + sym->def[S_DEF_AUTO].val)) + continue; + break; + default: + break; + } + } else { + /* + * If there is no old value, only 'no' (unset) + * is allowed as new value. + */ + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + if (sym_get_tristate_value(sym) == no) + continue; + break; + default: + break; + } + } + } else if (!(sym->flags & SYMBOL_DEF_AUTO)) + /* There is neither an old nor a new value. */ + continue; + /* else + * There is an old value, but no new value ('no' (unset) + * isn't saved in auto.conf, so the old value is always + * different from 'no'). + */ + + res = conf_touch_dep(sym->name); + if (res) + return res; + } + + return 0; +} + +int conf_write_autoconf(int overwrite) +{ + struct symbol *sym; + const char *name; + const char *autoconf_name = conf_get_autoconfig_name(); + FILE *out, *out_h; + int i; + + if (!overwrite && is_present(autoconf_name)) + return 0; + + conf_write_dep("include/config/auto.conf.cmd"); + + if (conf_touch_deps()) + return 1; + + out = fopen(".tmpconfig", "w"); + if (!out) + return 1; + + out_h = fopen(".tmpconfig.h", "w"); + if (!out_h) { + fclose(out); + return 1; + } + + conf_write_heading(out, &kconfig_printer_cb, NULL); + conf_write_heading(out_h, &header_printer_cb, NULL); + + for_all_symbols(i, sym) { + sym_calc_value(sym); + if (!(sym->flags & SYMBOL_WRITE) || !sym->name) + continue; + + /* write symbols to auto.conf and autoconf.h */ + conf_write_symbol(out, sym, &kconfig_printer_cb, (void *)1); + conf_write_symbol(out_h, sym, &header_printer_cb, NULL); + } + fclose(out); + fclose(out_h); + + name = getenv("KCONFIG_AUTOHEADER"); + if (!name) + name = "include/generated/autoconf.h"; + if (make_parent_dir(name)) + return 1; + if (rename(".tmpconfig.h", name)) + return 1; + + if (make_parent_dir(autoconf_name)) + return 1; + /* + * This must be the last step, kbuild has a dependency on auto.conf + * and this marks the successful completion of the previous steps. + */ + if (rename(".tmpconfig", autoconf_name)) + return 1; + + return 0; +} + +static int sym_change_count; +static void (*conf_changed_callback)(void); + +void sym_set_change_count(int count) +{ + int _sym_change_count = sym_change_count; + sym_change_count = count; + if (conf_changed_callback && + (bool)_sym_change_count != (bool)count) + conf_changed_callback(); +} + +void sym_add_change_count(int count) +{ + sym_set_change_count(count + sym_change_count); +} + +bool conf_get_changed(void) +{ + return sym_change_count; +} + +void conf_set_changed_callback(void (*fn)(void)) +{ + conf_changed_callback = fn; +} + +static bool randomize_choice_values(struct symbol *csym) +{ + struct property *prop; + struct symbol *sym; + struct expr *e; + int cnt, def; + + /* + * If choice is mod then we may have more items selected + * and if no then no-one. + * In both cases stop. + */ + if (csym->curr.tri != yes) + return false; + + prop = sym_get_choice_prop(csym); + + /* count entries in choice block */ + cnt = 0; + expr_list_for_each_sym(prop->expr, e, sym) + cnt++; + + /* + * find a random value and set it to yes, + * set the rest to no so we have only one set + */ + def = (rand() % cnt); + + cnt = 0; + expr_list_for_each_sym(prop->expr, e, sym) { + if (def == cnt++) { + sym->def[S_DEF_USER].tri = yes; + csym->def[S_DEF_USER].val = sym; + } + else { + sym->def[S_DEF_USER].tri = no; + } + sym->flags |= SYMBOL_DEF_USER; + /* clear VALID to get value calculated */ + sym->flags &= ~SYMBOL_VALID; + } + csym->flags |= SYMBOL_DEF_USER; + /* clear VALID to get value calculated */ + csym->flags &= ~(SYMBOL_VALID); + + return true; +} + +void set_all_choice_values(struct symbol *csym) +{ + struct property *prop; + struct symbol *sym; + struct expr *e; + + prop = sym_get_choice_prop(csym); + + /* + * Set all non-assinged choice values to no + */ + expr_list_for_each_sym(prop->expr, e, sym) { + if (!sym_has_value(sym)) + sym->def[S_DEF_USER].tri = no; + } + csym->flags |= SYMBOL_DEF_USER; + /* clear VALID to get value calculated */ + csym->flags &= ~(SYMBOL_VALID | SYMBOL_NEED_SET_CHOICE_VALUES); +} + +bool conf_set_all_new_symbols(enum conf_def_mode mode) +{ + struct symbol *sym, *csym; + int i, cnt, pby, pty, ptm; /* pby: probability of bool = y + * pty: probability of tristate = y + * ptm: probability of tristate = m + */ + + pby = 50; pty = ptm = 33; /* can't go as the default in switch-case + * below, otherwise gcc whines about + * -Wmaybe-uninitialized */ + if (mode == def_random) { + int n, p[3]; + char *env = getenv("KCONFIG_PROBABILITY"); + n = 0; + while( env && *env ) { + char *endp; + int tmp = strtol( env, &endp, 10 ); + if( tmp >= 0 && tmp <= 100 ) { + p[n++] = tmp; + } else { + errno = ERANGE; + perror( "KCONFIG_PROBABILITY" ); + exit( 1 ); + } + env = (*endp == ':') ? endp+1 : endp; + if( n >=3 ) { + break; + } + } + switch( n ) { + case 1: + pby = p[0]; ptm = pby/2; pty = pby-ptm; + break; + case 2: + pty = p[0]; ptm = p[1]; pby = pty + ptm; + break; + case 3: + pby = p[0]; pty = p[1]; ptm = p[2]; + break; + } + + if( pty+ptm > 100 ) { + errno = ERANGE; + perror( "KCONFIG_PROBABILITY" ); + exit( 1 ); + } + } + bool has_changed = false; + + for_all_symbols(i, sym) { + if (sym_has_value(sym) || (sym->flags & SYMBOL_VALID)) + continue; + switch (sym_get_type(sym)) { + case S_BOOLEAN: + case S_TRISTATE: + has_changed = true; + switch (mode) { + case def_yes: + sym->def[S_DEF_USER].tri = yes; + break; + case def_mod: + sym->def[S_DEF_USER].tri = mod; + break; + case def_no: + if (sym->flags & SYMBOL_ALLNOCONFIG_Y) + sym->def[S_DEF_USER].tri = yes; + else + sym->def[S_DEF_USER].tri = no; + break; + case def_random: + sym->def[S_DEF_USER].tri = no; + cnt = rand() % 100; + if (sym->type == S_TRISTATE) { + if (cnt < pty) + sym->def[S_DEF_USER].tri = yes; + else if (cnt < (pty+ptm)) + sym->def[S_DEF_USER].tri = mod; + } else if (cnt < pby) + sym->def[S_DEF_USER].tri = yes; + break; + default: + continue; + } + if (!(sym_is_choice(sym) && mode == def_random)) + sym->flags |= SYMBOL_DEF_USER; + break; + default: + break; + } + + } + + sym_clear_all_valid(); + + /* + * We have different type of choice blocks. + * If curr.tri equals to mod then we can select several + * choice symbols in one block. + * In this case we do nothing. + * If curr.tri equals yes then only one symbol can be + * selected in a choice block and we set it to yes, + * and the rest to no. + */ + if (mode != def_random) { + for_all_symbols(i, csym) { + if ((sym_is_choice(csym) && !sym_has_value(csym)) || + sym_is_choice_value(csym)) + csym->flags |= SYMBOL_NEED_SET_CHOICE_VALUES; + } + } + + for_all_symbols(i, csym) { + if (sym_has_value(csym) || !sym_is_choice(csym)) + continue; + + sym_calc_value(csym); + if (mode == def_random) + has_changed |= randomize_choice_values(csym); + else { + set_all_choice_values(csym); + has_changed = true; + } + } + + return has_changed; +} + +void conf_rewrite_mod_or_yes(enum conf_def_mode mode) +{ + struct symbol *sym; + int i; + tristate old_val = (mode == def_y2m) ? yes : mod; + tristate new_val = (mode == def_y2m) ? mod : yes; + + for_all_symbols(i, sym) { + if (sym_get_type(sym) == S_TRISTATE && + sym->def[S_DEF_USER].tri == old_val) + sym->def[S_DEF_USER].tri = new_val; + } + sym_clear_all_valid(); +} diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c new file mode 100644 index 000000000..81ebf8108 --- /dev/null +++ b/scripts/kconfig/expr.c @@ -0,0 +1,1303 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#include <ctype.h> +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "lkc.h" + +#define DEBUG_EXPR 0 + +static struct expr *expr_eliminate_yn(struct expr *e); + +struct expr *expr_alloc_symbol(struct symbol *sym) +{ + struct expr *e = xcalloc(1, sizeof(*e)); + e->type = E_SYMBOL; + e->left.sym = sym; + return e; +} + +struct expr *expr_alloc_one(enum expr_type type, struct expr *ce) +{ + struct expr *e = xcalloc(1, sizeof(*e)); + e->type = type; + e->left.expr = ce; + return e; +} + +struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2) +{ + struct expr *e = xcalloc(1, sizeof(*e)); + e->type = type; + e->left.expr = e1; + e->right.expr = e2; + return e; +} + +struct expr *expr_alloc_comp(enum expr_type type, struct symbol *s1, struct symbol *s2) +{ + struct expr *e = xcalloc(1, sizeof(*e)); + e->type = type; + e->left.sym = s1; + e->right.sym = s2; + return e; +} + +struct expr *expr_alloc_and(struct expr *e1, struct expr *e2) +{ + if (!e1) + return e2; + return e2 ? expr_alloc_two(E_AND, e1, e2) : e1; +} + +struct expr *expr_alloc_or(struct expr *e1, struct expr *e2) +{ + if (!e1) + return e2; + return e2 ? expr_alloc_two(E_OR, e1, e2) : e1; +} + +struct expr *expr_copy(const struct expr *org) +{ + struct expr *e; + + if (!org) + return NULL; + + e = xmalloc(sizeof(*org)); + memcpy(e, org, sizeof(*org)); + switch (org->type) { + case E_SYMBOL: + e->left = org->left; + break; + case E_NOT: + e->left.expr = expr_copy(org->left.expr); + break; + case E_EQUAL: + case E_GEQ: + case E_GTH: + case E_LEQ: + case E_LTH: + case E_UNEQUAL: + e->left.sym = org->left.sym; + e->right.sym = org->right.sym; + break; + case E_AND: + case E_OR: + case E_LIST: + e->left.expr = expr_copy(org->left.expr); + e->right.expr = expr_copy(org->right.expr); + break; + default: + fprintf(stderr, "can't copy type %d\n", e->type); + free(e); + e = NULL; + break; + } + + return e; +} + +void expr_free(struct expr *e) +{ + if (!e) + return; + + switch (e->type) { + case E_SYMBOL: + break; + case E_NOT: + expr_free(e->left.expr); + break; + case E_EQUAL: + case E_GEQ: + case E_GTH: + case E_LEQ: + case E_LTH: + case E_UNEQUAL: + break; + case E_OR: + case E_AND: + expr_free(e->left.expr); + expr_free(e->right.expr); + break; + default: + fprintf(stderr, "how to free type %d?\n", e->type); + break; + } + free(e); +} + +static int trans_count; + +#define e1 (*ep1) +#define e2 (*ep2) + +/* + * expr_eliminate_eq() helper. + * + * Walks the two expression trees given in 'ep1' and 'ep2'. Any node that does + * not have type 'type' (E_OR/E_AND) is considered a leaf, and is compared + * against all other leaves. Two equal leaves are both replaced with either 'y' + * or 'n' as appropriate for 'type', to be eliminated later. + */ +static void __expr_eliminate_eq(enum expr_type type, struct expr **ep1, struct expr **ep2) +{ + /* Recurse down to leaves */ + + if (e1->type == type) { + __expr_eliminate_eq(type, &e1->left.expr, &e2); + __expr_eliminate_eq(type, &e1->right.expr, &e2); + return; + } + if (e2->type == type) { + __expr_eliminate_eq(type, &e1, &e2->left.expr); + __expr_eliminate_eq(type, &e1, &e2->right.expr); + return; + } + + /* e1 and e2 are leaves. Compare them. */ + + if (e1->type == E_SYMBOL && e2->type == E_SYMBOL && + e1->left.sym == e2->left.sym && + (e1->left.sym == &symbol_yes || e1->left.sym == &symbol_no)) + return; + if (!expr_eq(e1, e2)) + return; + + /* e1 and e2 are equal leaves. Prepare them for elimination. */ + + trans_count++; + expr_free(e1); expr_free(e2); + switch (type) { + case E_OR: + e1 = expr_alloc_symbol(&symbol_no); + e2 = expr_alloc_symbol(&symbol_no); + break; + case E_AND: + e1 = expr_alloc_symbol(&symbol_yes); + e2 = expr_alloc_symbol(&symbol_yes); + break; + default: + ; + } +} + +/* + * Rewrites the expressions 'ep1' and 'ep2' to remove operands common to both. + * Example reductions: + * + * ep1: A && B -> ep1: y + * ep2: A && B && C -> ep2: C + * + * ep1: A || B -> ep1: n + * ep2: A || B || C -> ep2: C + * + * ep1: A && (B && FOO) -> ep1: FOO + * ep2: (BAR && B) && A -> ep2: BAR + * + * ep1: A && (B || C) -> ep1: y + * ep2: (C || B) && A -> ep2: y + * + * Comparisons are done between all operands at the same "level" of && or ||. + * For example, in the expression 'e1 && (e2 || e3) && (e4 || e5)', the + * following operands will be compared: + * + * - 'e1', 'e2 || e3', and 'e4 || e5', against each other + * - e2 against e3 + * - e4 against e5 + * + * Parentheses are irrelevant within a single level. 'e1 && (e2 && e3)' and + * '(e1 && e2) && e3' are both a single level. + * + * See __expr_eliminate_eq() as well. + */ +void expr_eliminate_eq(struct expr **ep1, struct expr **ep2) +{ + if (!e1 || !e2) + return; + switch (e1->type) { + case E_OR: + case E_AND: + __expr_eliminate_eq(e1->type, ep1, ep2); + default: + ; + } + if (e1->type != e2->type) switch (e2->type) { + case E_OR: + case E_AND: + __expr_eliminate_eq(e2->type, ep1, ep2); + default: + ; + } + e1 = expr_eliminate_yn(e1); + e2 = expr_eliminate_yn(e2); +} + +#undef e1 +#undef e2 + +/* + * Returns true if 'e1' and 'e2' are equal, after minor simplification. Two + * &&/|| expressions are considered equal if every operand in one expression + * equals some operand in the other (operands do not need to appear in the same + * order), recursively. + */ +int expr_eq(struct expr *e1, struct expr *e2) +{ + int res, old_count; + + /* + * A NULL expr is taken to be yes, but there's also a different way to + * represent yes. expr_is_yes() checks for either representation. + */ + if (!e1 || !e2) + return expr_is_yes(e1) && expr_is_yes(e2); + + if (e1->type != e2->type) + return 0; + switch (e1->type) { + case E_EQUAL: + case E_GEQ: + case E_GTH: + case E_LEQ: + case E_LTH: + case E_UNEQUAL: + return e1->left.sym == e2->left.sym && e1->right.sym == e2->right.sym; + case E_SYMBOL: + return e1->left.sym == e2->left.sym; + case E_NOT: + return expr_eq(e1->left.expr, e2->left.expr); + case E_AND: + case E_OR: + e1 = expr_copy(e1); + e2 = expr_copy(e2); + old_count = trans_count; + expr_eliminate_eq(&e1, &e2); + res = (e1->type == E_SYMBOL && e2->type == E_SYMBOL && + e1->left.sym == e2->left.sym); + expr_free(e1); + expr_free(e2); + trans_count = old_count; + return res; + case E_LIST: + case E_RANGE: + case E_NONE: + /* panic */; + } + + if (DEBUG_EXPR) { + expr_fprint(e1, stdout); + printf(" = "); + expr_fprint(e2, stdout); + printf(" ?\n"); + } + + return 0; +} + +/* + * Recursively performs the following simplifications in-place (as well as the + * corresponding simplifications with swapped operands): + * + * expr && n -> n + * expr && y -> expr + * expr || n -> expr + * expr || y -> y + * + * Returns the optimized expression. + */ +static struct expr *expr_eliminate_yn(struct expr *e) +{ + struct expr *tmp; + + if (e) switch (e->type) { + case E_AND: + e->left.expr = expr_eliminate_yn(e->left.expr); + e->right.expr = expr_eliminate_yn(e->right.expr); + if (e->left.expr->type == E_SYMBOL) { + if (e->left.expr->left.sym == &symbol_no) { + expr_free(e->left.expr); + expr_free(e->right.expr); + e->type = E_SYMBOL; + e->left.sym = &symbol_no; + e->right.expr = NULL; + return e; + } else if (e->left.expr->left.sym == &symbol_yes) { + free(e->left.expr); + tmp = e->right.expr; + *e = *(e->right.expr); + free(tmp); + return e; + } + } + if (e->right.expr->type == E_SYMBOL) { + if (e->right.expr->left.sym == &symbol_no) { + expr_free(e->left.expr); + expr_free(e->right.expr); + e->type = E_SYMBOL; + e->left.sym = &symbol_no; + e->right.expr = NULL; + return e; + } else if (e->right.expr->left.sym == &symbol_yes) { + free(e->right.expr); + tmp = e->left.expr; + *e = *(e->left.expr); + free(tmp); + return e; + } + } + break; + case E_OR: + e->left.expr = expr_eliminate_yn(e->left.expr); + e->right.expr = expr_eliminate_yn(e->right.expr); + if (e->left.expr->type == E_SYMBOL) { + if (e->left.expr->left.sym == &symbol_no) { + free(e->left.expr); + tmp = e->right.expr; + *e = *(e->right.expr); + free(tmp); + return e; + } else if (e->left.expr->left.sym == &symbol_yes) { + expr_free(e->left.expr); + expr_free(e->right.expr); + e->type = E_SYMBOL; + e->left.sym = &symbol_yes; + e->right.expr = NULL; + return e; + } + } + if (e->right.expr->type == E_SYMBOL) { + if (e->right.expr->left.sym == &symbol_no) { + free(e->right.expr); + tmp = e->left.expr; + *e = *(e->left.expr); + free(tmp); + return e; + } else if (e->right.expr->left.sym == &symbol_yes) { + expr_free(e->left.expr); + expr_free(e->right.expr); + e->type = E_SYMBOL; + e->left.sym = &symbol_yes; + e->right.expr = NULL; + return e; + } + } + break; + default: + ; + } + return e; +} + +/* + * bool FOO!=n => FOO + */ +struct expr *expr_trans_bool(struct expr *e) +{ + if (!e) + return NULL; + switch (e->type) { + case E_AND: + case E_OR: + case E_NOT: + e->left.expr = expr_trans_bool(e->left.expr); + e->right.expr = expr_trans_bool(e->right.expr); + break; + case E_UNEQUAL: + // FOO!=n -> FOO + if (e->left.sym->type == S_TRISTATE) { + if (e->right.sym == &symbol_no) { + e->type = E_SYMBOL; + e->right.sym = NULL; + } + } + break; + default: + ; + } + return e; +} + +/* + * e1 || e2 -> ? + */ +static struct expr *expr_join_or(struct expr *e1, struct expr *e2) +{ + struct expr *tmp; + struct symbol *sym1, *sym2; + + if (expr_eq(e1, e2)) + return expr_copy(e1); + if (e1->type != E_EQUAL && e1->type != E_UNEQUAL && e1->type != E_SYMBOL && e1->type != E_NOT) + return NULL; + if (e2->type != E_EQUAL && e2->type != E_UNEQUAL && e2->type != E_SYMBOL && e2->type != E_NOT) + return NULL; + if (e1->type == E_NOT) { + tmp = e1->left.expr; + if (tmp->type != E_EQUAL && tmp->type != E_UNEQUAL && tmp->type != E_SYMBOL) + return NULL; + sym1 = tmp->left.sym; + } else + sym1 = e1->left.sym; + if (e2->type == E_NOT) { + if (e2->left.expr->type != E_SYMBOL) + return NULL; + sym2 = e2->left.expr->left.sym; + } else + sym2 = e2->left.sym; + if (sym1 != sym2) + return NULL; + if (sym1->type != S_BOOLEAN && sym1->type != S_TRISTATE) + return NULL; + if (sym1->type == S_TRISTATE) { + if (e1->type == E_EQUAL && e2->type == E_EQUAL && + ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_mod) || + (e1->right.sym == &symbol_mod && e2->right.sym == &symbol_yes))) { + // (a='y') || (a='m') -> (a!='n') + return expr_alloc_comp(E_UNEQUAL, sym1, &symbol_no); + } + if (e1->type == E_EQUAL && e2->type == E_EQUAL && + ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_no) || + (e1->right.sym == &symbol_no && e2->right.sym == &symbol_yes))) { + // (a='y') || (a='n') -> (a!='m') + return expr_alloc_comp(E_UNEQUAL, sym1, &symbol_mod); + } + if (e1->type == E_EQUAL && e2->type == E_EQUAL && + ((e1->right.sym == &symbol_mod && e2->right.sym == &symbol_no) || + (e1->right.sym == &symbol_no && e2->right.sym == &symbol_mod))) { + // (a='m') || (a='n') -> (a!='y') + return expr_alloc_comp(E_UNEQUAL, sym1, &symbol_yes); + } + } + if (sym1->type == S_BOOLEAN && sym1 == sym2) { + if ((e1->type == E_NOT && e1->left.expr->type == E_SYMBOL && e2->type == E_SYMBOL) || + (e2->type == E_NOT && e2->left.expr->type == E_SYMBOL && e1->type == E_SYMBOL)) + return expr_alloc_symbol(&symbol_yes); + } + + if (DEBUG_EXPR) { + printf("optimize ("); + expr_fprint(e1, stdout); + printf(") || ("); + expr_fprint(e2, stdout); + printf(")?\n"); + } + return NULL; +} + +static struct expr *expr_join_and(struct expr *e1, struct expr *e2) +{ + struct expr *tmp; + struct symbol *sym1, *sym2; + + if (expr_eq(e1, e2)) + return expr_copy(e1); + if (e1->type != E_EQUAL && e1->type != E_UNEQUAL && e1->type != E_SYMBOL && e1->type != E_NOT) + return NULL; + if (e2->type != E_EQUAL && e2->type != E_UNEQUAL && e2->type != E_SYMBOL && e2->type != E_NOT) + return NULL; + if (e1->type == E_NOT) { + tmp = e1->left.expr; + if (tmp->type != E_EQUAL && tmp->type != E_UNEQUAL && tmp->type != E_SYMBOL) + return NULL; + sym1 = tmp->left.sym; + } else + sym1 = e1->left.sym; + if (e2->type == E_NOT) { + if (e2->left.expr->type != E_SYMBOL) + return NULL; + sym2 = e2->left.expr->left.sym; + } else + sym2 = e2->left.sym; + if (sym1 != sym2) + return NULL; + if (sym1->type != S_BOOLEAN && sym1->type != S_TRISTATE) + return NULL; + + if ((e1->type == E_SYMBOL && e2->type == E_EQUAL && e2->right.sym == &symbol_yes) || + (e2->type == E_SYMBOL && e1->type == E_EQUAL && e1->right.sym == &symbol_yes)) + // (a) && (a='y') -> (a='y') + return expr_alloc_comp(E_EQUAL, sym1, &symbol_yes); + + if ((e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_no) || + (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_no)) + // (a) && (a!='n') -> (a) + return expr_alloc_symbol(sym1); + + if ((e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_mod) || + (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_mod)) + // (a) && (a!='m') -> (a='y') + return expr_alloc_comp(E_EQUAL, sym1, &symbol_yes); + + if (sym1->type == S_TRISTATE) { + if (e1->type == E_EQUAL && e2->type == E_UNEQUAL) { + // (a='b') && (a!='c') -> 'b'='c' ? 'n' : a='b' + sym2 = e1->right.sym; + if ((e2->right.sym->flags & SYMBOL_CONST) && (sym2->flags & SYMBOL_CONST)) + return sym2 != e2->right.sym ? expr_alloc_comp(E_EQUAL, sym1, sym2) + : expr_alloc_symbol(&symbol_no); + } + if (e1->type == E_UNEQUAL && e2->type == E_EQUAL) { + // (a='b') && (a!='c') -> 'b'='c' ? 'n' : a='b' + sym2 = e2->right.sym; + if ((e1->right.sym->flags & SYMBOL_CONST) && (sym2->flags & SYMBOL_CONST)) + return sym2 != e1->right.sym ? expr_alloc_comp(E_EQUAL, sym1, sym2) + : expr_alloc_symbol(&symbol_no); + } + if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL && + ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_no) || + (e1->right.sym == &symbol_no && e2->right.sym == &symbol_yes))) + // (a!='y') && (a!='n') -> (a='m') + return expr_alloc_comp(E_EQUAL, sym1, &symbol_mod); + + if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL && + ((e1->right.sym == &symbol_yes && e2->right.sym == &symbol_mod) || + (e1->right.sym == &symbol_mod && e2->right.sym == &symbol_yes))) + // (a!='y') && (a!='m') -> (a='n') + return expr_alloc_comp(E_EQUAL, sym1, &symbol_no); + + if (e1->type == E_UNEQUAL && e2->type == E_UNEQUAL && + ((e1->right.sym == &symbol_mod && e2->right.sym == &symbol_no) || + (e1->right.sym == &symbol_no && e2->right.sym == &symbol_mod))) + // (a!='m') && (a!='n') -> (a='m') + return expr_alloc_comp(E_EQUAL, sym1, &symbol_yes); + + if ((e1->type == E_SYMBOL && e2->type == E_EQUAL && e2->right.sym == &symbol_mod) || + (e2->type == E_SYMBOL && e1->type == E_EQUAL && e1->right.sym == &symbol_mod) || + (e1->type == E_SYMBOL && e2->type == E_UNEQUAL && e2->right.sym == &symbol_yes) || + (e2->type == E_SYMBOL && e1->type == E_UNEQUAL && e1->right.sym == &symbol_yes)) + return NULL; + } + + if (DEBUG_EXPR) { + printf("optimize ("); + expr_fprint(e1, stdout); + printf(") && ("); + expr_fprint(e2, stdout); + printf(")?\n"); + } + return NULL; +} + +/* + * expr_eliminate_dups() helper. + * + * Walks the two expression trees given in 'ep1' and 'ep2'. Any node that does + * not have type 'type' (E_OR/E_AND) is considered a leaf, and is compared + * against all other leaves to look for simplifications. + */ +static void expr_eliminate_dups1(enum expr_type type, struct expr **ep1, struct expr **ep2) +{ +#define e1 (*ep1) +#define e2 (*ep2) + struct expr *tmp; + + /* Recurse down to leaves */ + + if (e1->type == type) { + expr_eliminate_dups1(type, &e1->left.expr, &e2); + expr_eliminate_dups1(type, &e1->right.expr, &e2); + return; + } + if (e2->type == type) { + expr_eliminate_dups1(type, &e1, &e2->left.expr); + expr_eliminate_dups1(type, &e1, &e2->right.expr); + return; + } + + /* e1 and e2 are leaves. Compare and process them. */ + + if (e1 == e2) + return; + + switch (e1->type) { + case E_OR: case E_AND: + expr_eliminate_dups1(e1->type, &e1, &e1); + default: + ; + } + + switch (type) { + case E_OR: + tmp = expr_join_or(e1, e2); + if (tmp) { + expr_free(e1); expr_free(e2); + e1 = expr_alloc_symbol(&symbol_no); + e2 = tmp; + trans_count++; + } + break; + case E_AND: + tmp = expr_join_and(e1, e2); + if (tmp) { + expr_free(e1); expr_free(e2); + e1 = expr_alloc_symbol(&symbol_yes); + e2 = tmp; + trans_count++; + } + break; + default: + ; + } +#undef e1 +#undef e2 +} + +/* + * Rewrites 'e' in-place to remove ("join") duplicate and other redundant + * operands. + * + * Example simplifications: + * + * A || B || A -> A || B + * A && B && A=y -> A=y && B + * + * Returns the deduplicated expression. + */ +struct expr *expr_eliminate_dups(struct expr *e) +{ + int oldcount; + if (!e) + return e; + + oldcount = trans_count; + while (1) { + trans_count = 0; + switch (e->type) { + case E_OR: case E_AND: + expr_eliminate_dups1(e->type, &e, &e); + default: + ; + } + if (!trans_count) + /* No simplifications done in this pass. We're done */ + break; + e = expr_eliminate_yn(e); + } + trans_count = oldcount; + return e; +} + +/* + * Performs various simplifications involving logical operators and + * comparisons. + * + * Allocates and returns a new expression. + */ +struct expr *expr_transform(struct expr *e) +{ + struct expr *tmp; + + if (!e) + return NULL; + switch (e->type) { + case E_EQUAL: + case E_GEQ: + case E_GTH: + case E_LEQ: + case E_LTH: + case E_UNEQUAL: + case E_SYMBOL: + case E_LIST: + break; + default: + e->left.expr = expr_transform(e->left.expr); + e->right.expr = expr_transform(e->right.expr); + } + + switch (e->type) { + case E_EQUAL: + if (e->left.sym->type != S_BOOLEAN) + break; + if (e->right.sym == &symbol_no) { + e->type = E_NOT; + e->left.expr = expr_alloc_symbol(e->left.sym); + e->right.sym = NULL; + break; + } + if (e->right.sym == &symbol_mod) { + printf("boolean symbol %s tested for 'm'? test forced to 'n'\n", e->left.sym->name); + e->type = E_SYMBOL; + e->left.sym = &symbol_no; + e->right.sym = NULL; + break; + } + if (e->right.sym == &symbol_yes) { + e->type = E_SYMBOL; + e->right.sym = NULL; + break; + } + break; + case E_UNEQUAL: + if (e->left.sym->type != S_BOOLEAN) + break; + if (e->right.sym == &symbol_no) { + e->type = E_SYMBOL; + e->right.sym = NULL; + break; + } + if (e->right.sym == &symbol_mod) { + printf("boolean symbol %s tested for 'm'? test forced to 'y'\n", e->left.sym->name); + e->type = E_SYMBOL; + e->left.sym = &symbol_yes; + e->right.sym = NULL; + break; + } + if (e->right.sym == &symbol_yes) { + e->type = E_NOT; + e->left.expr = expr_alloc_symbol(e->left.sym); + e->right.sym = NULL; + break; + } + break; + case E_NOT: + switch (e->left.expr->type) { + case E_NOT: + // !!a -> a + tmp = e->left.expr->left.expr; + free(e->left.expr); + free(e); + e = tmp; + e = expr_transform(e); + break; + case E_EQUAL: + case E_UNEQUAL: + // !a='x' -> a!='x' + tmp = e->left.expr; + free(e); + e = tmp; + e->type = e->type == E_EQUAL ? E_UNEQUAL : E_EQUAL; + break; + case E_LEQ: + case E_GEQ: + // !a<='x' -> a>'x' + tmp = e->left.expr; + free(e); + e = tmp; + e->type = e->type == E_LEQ ? E_GTH : E_LTH; + break; + case E_LTH: + case E_GTH: + // !a<'x' -> a>='x' + tmp = e->left.expr; + free(e); + e = tmp; + e->type = e->type == E_LTH ? E_GEQ : E_LEQ; + break; + case E_OR: + // !(a || b) -> !a && !b + tmp = e->left.expr; + e->type = E_AND; + e->right.expr = expr_alloc_one(E_NOT, tmp->right.expr); + tmp->type = E_NOT; + tmp->right.expr = NULL; + e = expr_transform(e); + break; + case E_AND: + // !(a && b) -> !a || !b + tmp = e->left.expr; + e->type = E_OR; + e->right.expr = expr_alloc_one(E_NOT, tmp->right.expr); + tmp->type = E_NOT; + tmp->right.expr = NULL; + e = expr_transform(e); + break; + case E_SYMBOL: + if (e->left.expr->left.sym == &symbol_yes) { + // !'y' -> 'n' + tmp = e->left.expr; + free(e); + e = tmp; + e->type = E_SYMBOL; + e->left.sym = &symbol_no; + break; + } + if (e->left.expr->left.sym == &symbol_mod) { + // !'m' -> 'm' + tmp = e->left.expr; + free(e); + e = tmp; + e->type = E_SYMBOL; + e->left.sym = &symbol_mod; + break; + } + if (e->left.expr->left.sym == &symbol_no) { + // !'n' -> 'y' + tmp = e->left.expr; + free(e); + e = tmp; + e->type = E_SYMBOL; + e->left.sym = &symbol_yes; + break; + } + break; + default: + ; + } + break; + default: + ; + } + return e; +} + +int expr_contains_symbol(struct expr *dep, struct symbol *sym) +{ + if (!dep) + return 0; + + switch (dep->type) { + case E_AND: + case E_OR: + return expr_contains_symbol(dep->left.expr, sym) || + expr_contains_symbol(dep->right.expr, sym); + case E_SYMBOL: + return dep->left.sym == sym; + case E_EQUAL: + case E_GEQ: + case E_GTH: + case E_LEQ: + case E_LTH: + case E_UNEQUAL: + return dep->left.sym == sym || + dep->right.sym == sym; + case E_NOT: + return expr_contains_symbol(dep->left.expr, sym); + default: + ; + } + return 0; +} + +bool expr_depends_symbol(struct expr *dep, struct symbol *sym) +{ + if (!dep) + return false; + + switch (dep->type) { + case E_AND: + return expr_depends_symbol(dep->left.expr, sym) || + expr_depends_symbol(dep->right.expr, sym); + case E_SYMBOL: + return dep->left.sym == sym; + case E_EQUAL: + if (dep->left.sym == sym) { + if (dep->right.sym == &symbol_yes || dep->right.sym == &symbol_mod) + return true; + } + break; + case E_UNEQUAL: + if (dep->left.sym == sym) { + if (dep->right.sym == &symbol_no) + return true; + } + break; + default: + ; + } + return false; +} + +/* + * Inserts explicit comparisons of type 'type' to symbol 'sym' into the + * expression 'e'. + * + * Examples transformations for type == E_UNEQUAL, sym == &symbol_no: + * + * A -> A!=n + * !A -> A=n + * A && B -> !(A=n || B=n) + * A || B -> !(A=n && B=n) + * A && (B || C) -> !(A=n || (B=n && C=n)) + * + * Allocates and returns a new expression. + */ +struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symbol *sym) +{ + struct expr *e1, *e2; + + if (!e) { + e = expr_alloc_symbol(sym); + if (type == E_UNEQUAL) + e = expr_alloc_one(E_NOT, e); + return e; + } + switch (e->type) { + case E_AND: + e1 = expr_trans_compare(e->left.expr, E_EQUAL, sym); + e2 = expr_trans_compare(e->right.expr, E_EQUAL, sym); + if (sym == &symbol_yes) + e = expr_alloc_two(E_AND, e1, e2); + if (sym == &symbol_no) + e = expr_alloc_two(E_OR, e1, e2); + if (type == E_UNEQUAL) + e = expr_alloc_one(E_NOT, e); + return e; + case E_OR: + e1 = expr_trans_compare(e->left.expr, E_EQUAL, sym); + e2 = expr_trans_compare(e->right.expr, E_EQUAL, sym); + if (sym == &symbol_yes) + e = expr_alloc_two(E_OR, e1, e2); + if (sym == &symbol_no) + e = expr_alloc_two(E_AND, e1, e2); + if (type == E_UNEQUAL) + e = expr_alloc_one(E_NOT, e); + return e; + case E_NOT: + return expr_trans_compare(e->left.expr, type == E_EQUAL ? E_UNEQUAL : E_EQUAL, sym); + case E_UNEQUAL: + case E_LTH: + case E_LEQ: + case E_GTH: + case E_GEQ: + case E_EQUAL: + if (type == E_EQUAL) { + if (sym == &symbol_yes) + return expr_copy(e); + if (sym == &symbol_mod) + return expr_alloc_symbol(&symbol_no); + if (sym == &symbol_no) + return expr_alloc_one(E_NOT, expr_copy(e)); + } else { + if (sym == &symbol_yes) + return expr_alloc_one(E_NOT, expr_copy(e)); + if (sym == &symbol_mod) + return expr_alloc_symbol(&symbol_yes); + if (sym == &symbol_no) + return expr_copy(e); + } + break; + case E_SYMBOL: + return expr_alloc_comp(type, e->left.sym, sym); + case E_LIST: + case E_RANGE: + case E_NONE: + /* panic */; + } + return NULL; +} + +enum string_value_kind { + k_string, + k_signed, + k_unsigned, +}; + +union string_value { + unsigned long long u; + signed long long s; +}; + +static enum string_value_kind expr_parse_string(const char *str, + enum symbol_type type, + union string_value *val) +{ + char *tail; + enum string_value_kind kind; + + errno = 0; + switch (type) { + case S_BOOLEAN: + case S_TRISTATE: + val->s = !strcmp(str, "n") ? 0 : + !strcmp(str, "m") ? 1 : + !strcmp(str, "y") ? 2 : -1; + return k_signed; + case S_INT: + val->s = strtoll(str, &tail, 10); + kind = k_signed; + break; + case S_HEX: + val->u = strtoull(str, &tail, 16); + kind = k_unsigned; + break; + default: + val->s = strtoll(str, &tail, 0); + kind = k_signed; + break; + } + return !errno && !*tail && tail > str && isxdigit(tail[-1]) + ? kind : k_string; +} + +tristate expr_calc_value(struct expr *e) +{ + tristate val1, val2; + const char *str1, *str2; + enum string_value_kind k1 = k_string, k2 = k_string; + union string_value lval = {}, rval = {}; + int res; + + if (!e) + return yes; + + switch (e->type) { + case E_SYMBOL: + sym_calc_value(e->left.sym); + return e->left.sym->curr.tri; + case E_AND: + val1 = expr_calc_value(e->left.expr); + val2 = expr_calc_value(e->right.expr); + return EXPR_AND(val1, val2); + case E_OR: + val1 = expr_calc_value(e->left.expr); + val2 = expr_calc_value(e->right.expr); + return EXPR_OR(val1, val2); + case E_NOT: + val1 = expr_calc_value(e->left.expr); + return EXPR_NOT(val1); + case E_EQUAL: + case E_GEQ: + case E_GTH: + case E_LEQ: + case E_LTH: + case E_UNEQUAL: + break; + default: + printf("expr_calc_value: %d?\n", e->type); + return no; + } + + sym_calc_value(e->left.sym); + sym_calc_value(e->right.sym); + str1 = sym_get_string_value(e->left.sym); + str2 = sym_get_string_value(e->right.sym); + + if (e->left.sym->type != S_STRING || e->right.sym->type != S_STRING) { + k1 = expr_parse_string(str1, e->left.sym->type, &lval); + k2 = expr_parse_string(str2, e->right.sym->type, &rval); + } + + if (k1 == k_string || k2 == k_string) + res = strcmp(str1, str2); + else if (k1 == k_unsigned || k2 == k_unsigned) + res = (lval.u > rval.u) - (lval.u < rval.u); + else /* if (k1 == k_signed && k2 == k_signed) */ + res = (lval.s > rval.s) - (lval.s < rval.s); + + switch(e->type) { + case E_EQUAL: + return res ? no : yes; + case E_GEQ: + return res >= 0 ? yes : no; + case E_GTH: + return res > 0 ? yes : no; + case E_LEQ: + return res <= 0 ? yes : no; + case E_LTH: + return res < 0 ? yes : no; + case E_UNEQUAL: + return res ? yes : no; + default: + printf("expr_calc_value: relation %d?\n", e->type); + return no; + } +} + +static int expr_compare_type(enum expr_type t1, enum expr_type t2) +{ + if (t1 == t2) + return 0; + switch (t1) { + case E_LEQ: + case E_LTH: + case E_GEQ: + case E_GTH: + if (t2 == E_EQUAL || t2 == E_UNEQUAL) + return 1; + case E_EQUAL: + case E_UNEQUAL: + if (t2 == E_NOT) + return 1; + case E_NOT: + if (t2 == E_AND) + return 1; + case E_AND: + if (t2 == E_OR) + return 1; + case E_OR: + if (t2 == E_LIST) + return 1; + case E_LIST: + if (t2 == 0) + return 1; + default: + return -1; + } + printf("[%dgt%d?]", t1, t2); + return 0; +} + +void expr_print(struct expr *e, + void (*fn)(void *, struct symbol *, const char *), + void *data, int prevtoken) +{ + if (!e) { + fn(data, NULL, "y"); + return; + } + + if (expr_compare_type(prevtoken, e->type) > 0) + fn(data, NULL, "("); + switch (e->type) { + case E_SYMBOL: + if (e->left.sym->name) + fn(data, e->left.sym, e->left.sym->name); + else + fn(data, NULL, "<choice>"); + break; + case E_NOT: + fn(data, NULL, "!"); + expr_print(e->left.expr, fn, data, E_NOT); + break; + case E_EQUAL: + if (e->left.sym->name) + fn(data, e->left.sym, e->left.sym->name); + else + fn(data, NULL, "<choice>"); + fn(data, NULL, "="); + fn(data, e->right.sym, e->right.sym->name); + break; + case E_LEQ: + case E_LTH: + if (e->left.sym->name) + fn(data, e->left.sym, e->left.sym->name); + else + fn(data, NULL, "<choice>"); + fn(data, NULL, e->type == E_LEQ ? "<=" : "<"); + fn(data, e->right.sym, e->right.sym->name); + break; + case E_GEQ: + case E_GTH: + if (e->left.sym->name) + fn(data, e->left.sym, e->left.sym->name); + else + fn(data, NULL, "<choice>"); + fn(data, NULL, e->type == E_GEQ ? ">=" : ">"); + fn(data, e->right.sym, e->right.sym->name); + break; + case E_UNEQUAL: + if (e->left.sym->name) + fn(data, e->left.sym, e->left.sym->name); + else + fn(data, NULL, "<choice>"); + fn(data, NULL, "!="); + fn(data, e->right.sym, e->right.sym->name); + break; + case E_OR: + expr_print(e->left.expr, fn, data, E_OR); + fn(data, NULL, " || "); + expr_print(e->right.expr, fn, data, E_OR); + break; + case E_AND: + expr_print(e->left.expr, fn, data, E_AND); + fn(data, NULL, " && "); + expr_print(e->right.expr, fn, data, E_AND); + break; + case E_LIST: + fn(data, e->right.sym, e->right.sym->name); + if (e->left.expr) { + fn(data, NULL, " ^ "); + expr_print(e->left.expr, fn, data, E_LIST); + } + break; + case E_RANGE: + fn(data, NULL, "["); + fn(data, e->left.sym, e->left.sym->name); + fn(data, NULL, " "); + fn(data, e->right.sym, e->right.sym->name); + fn(data, NULL, "]"); + break; + default: + { + char buf[32]; + sprintf(buf, "<unknown type %d>", e->type); + fn(data, NULL, buf); + break; + } + } + if (expr_compare_type(prevtoken, e->type) > 0) + fn(data, NULL, ")"); +} + +static void expr_print_file_helper(void *data, struct symbol *sym, const char *str) +{ + xfwrite(str, strlen(str), 1, data); +} + +void expr_fprint(struct expr *e, FILE *out) +{ + expr_print(e, expr_print_file_helper, out, E_NONE); +} + +static void expr_print_gstr_helper(void *data, struct symbol *sym, const char *str) +{ + struct gstr *gs = (struct gstr*)data; + const char *sym_str = NULL; + + if (sym) + sym_str = sym_get_string_value(sym); + + if (gs->max_width) { + unsigned extra_length = strlen(str); + const char *last_cr = strrchr(gs->s, '\n'); + unsigned last_line_length; + + if (sym_str) + extra_length += 4 + strlen(sym_str); + + if (!last_cr) + last_cr = gs->s; + + last_line_length = strlen(gs->s) - (last_cr - gs->s); + + if ((last_line_length + extra_length) > gs->max_width) + str_append(gs, "\\\n"); + } + + str_append(gs, str); + if (sym && sym->type != S_UNKNOWN) + str_printf(gs, " [=%s]", sym_str); +} + +void expr_gstr_print(struct expr *e, struct gstr *gs) +{ + expr_print(e, expr_print_gstr_helper, gs, E_NONE); +} + +/* + * Transform the top level "||" tokens into newlines and prepend each + * line with a minus. This makes expressions much easier to read. + * Suitable for reverse dependency expressions. + */ +static void expr_print_revdep(struct expr *e, + void (*fn)(void *, struct symbol *, const char *), + void *data, tristate pr_type, const char **title) +{ + if (e->type == E_OR) { + expr_print_revdep(e->left.expr, fn, data, pr_type, title); + expr_print_revdep(e->right.expr, fn, data, pr_type, title); + } else if (expr_calc_value(e) == pr_type) { + if (*title) { + fn(data, NULL, *title); + *title = NULL; + } + + fn(data, NULL, " - "); + expr_print(e, fn, data, E_NONE); + fn(data, NULL, "\n"); + } +} + +void expr_gstr_print_revdep(struct expr *e, struct gstr *gs, + tristate pr_type, const char *title) +{ + expr_print_revdep(e, expr_print_gstr_helper, gs, pr_type, &title); +} diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h new file mode 100644 index 000000000..5c3443692 --- /dev/null +++ b/scripts/kconfig/expr.h @@ -0,0 +1,332 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#ifndef EXPR_H +#define EXPR_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <assert.h> +#include <stdio.h> +#include "list.h" +#ifndef __cplusplus +#include <stdbool.h> +#endif + +struct file { + struct file *next; + struct file *parent; + const char *name; + int lineno; +}; + +typedef enum tristate { + no, mod, yes +} tristate; + +enum expr_type { + E_NONE, E_OR, E_AND, E_NOT, + E_EQUAL, E_UNEQUAL, E_LTH, E_LEQ, E_GTH, E_GEQ, + E_LIST, E_SYMBOL, E_RANGE +}; + +union expr_data { + struct expr *expr; + struct symbol *sym; +}; + +struct expr { + enum expr_type type; + union expr_data left, right; +}; + +#define EXPR_OR(dep1, dep2) (((dep1)>(dep2))?(dep1):(dep2)) +#define EXPR_AND(dep1, dep2) (((dep1)<(dep2))?(dep1):(dep2)) +#define EXPR_NOT(dep) (2-(dep)) + +#define expr_list_for_each_sym(l, e, s) \ + for (e = (l); e && (s = e->right.sym); e = e->left.expr) + +struct expr_value { + struct expr *expr; + tristate tri; +}; + +struct symbol_value { + void *val; + tristate tri; +}; + +enum symbol_type { + S_UNKNOWN, S_BOOLEAN, S_TRISTATE, S_INT, S_HEX, S_STRING +}; + +/* enum values are used as index to symbol.def[] */ +enum { + S_DEF_USER, /* main user value */ + S_DEF_AUTO, /* values read from auto.conf */ + S_DEF_DEF3, /* Reserved for UI usage */ + S_DEF_DEF4, /* Reserved for UI usage */ + S_DEF_COUNT +}; + +/* + * Represents a configuration symbol. + * + * Choices are represented as a special kind of symbol and have the + * SYMBOL_CHOICE bit set in 'flags'. + */ +struct symbol { + /* The next symbol in the same bucket in the symbol hash table */ + struct symbol *next; + + /* The name of the symbol, e.g. "FOO" for 'config FOO' */ + char *name; + + /* S_BOOLEAN, S_TRISTATE, ... */ + enum symbol_type type; + + /* + * The calculated value of the symbol. The SYMBOL_VALID bit is set in + * 'flags' when this is up to date. Note that this value might differ + * from the user value set in e.g. a .config file, due to visibility. + */ + struct symbol_value curr; + + /* + * Values for the symbol provided from outside. def[S_DEF_USER] holds + * the .config value. + */ + struct symbol_value def[S_DEF_COUNT]; + + /* + * An upper bound on the tristate value the user can set for the symbol + * if it is a boolean or tristate. Calculated from prompt dependencies, + * which also inherit dependencies from enclosing menus, choices, and + * ifs. If 'n', the user value will be ignored. + * + * Symbols lacking prompts always have visibility 'n'. + */ + tristate visible; + + /* SYMBOL_* flags */ + int flags; + + /* List of properties. See prop_type. */ + struct property *prop; + + /* Dependencies from enclosing menus, choices, and ifs */ + struct expr_value dir_dep; + + /* Reverse dependencies through being selected by other symbols */ + struct expr_value rev_dep; + + /* + * "Weak" reverse dependencies through being implied by other symbols + */ + struct expr_value implied; +}; + +#define for_all_symbols(i, sym) for (i = 0; i < SYMBOL_HASHSIZE; i++) for (sym = symbol_hash[i]; sym; sym = sym->next) + +#define SYMBOL_CONST 0x0001 /* symbol is const */ +#define SYMBOL_CHECK 0x0008 /* used during dependency checking */ +#define SYMBOL_CHOICE 0x0010 /* start of a choice block (null name) */ +#define SYMBOL_CHOICEVAL 0x0020 /* used as a value in a choice block */ +#define SYMBOL_VALID 0x0080 /* set when symbol.curr is calculated */ +#define SYMBOL_OPTIONAL 0x0100 /* choice is optional - values can be 'n' */ +#define SYMBOL_WRITE 0x0200 /* write symbol to file (KCONFIG_CONFIG) */ +#define SYMBOL_CHANGED 0x0400 /* ? */ +#define SYMBOL_WRITTEN 0x0800 /* track info to avoid double-write to .config */ +#define SYMBOL_NO_WRITE 0x1000 /* Symbol for internal use only; it will not be written */ +#define SYMBOL_CHECKED 0x2000 /* used during dependency checking */ +#define SYMBOL_WARNED 0x8000 /* warning has been issued */ + +/* Set when symbol.def[] is used */ +#define SYMBOL_DEF 0x10000 /* First bit of SYMBOL_DEF */ +#define SYMBOL_DEF_USER 0x10000 /* symbol.def[S_DEF_USER] is valid */ +#define SYMBOL_DEF_AUTO 0x20000 /* symbol.def[S_DEF_AUTO] is valid */ +#define SYMBOL_DEF3 0x40000 /* symbol.def[S_DEF_3] is valid */ +#define SYMBOL_DEF4 0x80000 /* symbol.def[S_DEF_4] is valid */ + +/* choice values need to be set before calculating this symbol value */ +#define SYMBOL_NEED_SET_CHOICE_VALUES 0x100000 + +/* Set symbol to y if allnoconfig; used for symbols that hide others */ +#define SYMBOL_ALLNOCONFIG_Y 0x200000 + +#define SYMBOL_MAXLENGTH 256 +#define SYMBOL_HASHSIZE 9973 + +/* A property represent the config options that can be associated + * with a config "symbol". + * Sample: + * config FOO + * default y + * prompt "foo prompt" + * select BAR + * config BAZ + * int "BAZ Value" + * range 1..255 + * + * Please, also check parser.y:print_symbol() when modifying the + * list of property types! + */ +enum prop_type { + P_UNKNOWN, + P_PROMPT, /* prompt "foo prompt" or "BAZ Value" */ + P_COMMENT, /* text associated with a comment */ + P_MENU, /* prompt associated with a menu or menuconfig symbol */ + P_DEFAULT, /* default y */ + P_CHOICE, /* choice value */ + P_SELECT, /* select BAR */ + P_IMPLY, /* imply BAR */ + P_RANGE, /* range 7..100 (for a symbol) */ + P_SYMBOL, /* where a symbol is defined */ +}; + +struct property { + struct property *next; /* next property - null if last */ + enum prop_type type; /* type of property */ + const char *text; /* the prompt value - P_PROMPT, P_MENU, P_COMMENT */ + struct expr_value visible; + struct expr *expr; /* the optional conditional part of the property */ + struct menu *menu; /* the menu the property are associated with + * valid for: P_SELECT, P_RANGE, P_CHOICE, + * P_PROMPT, P_DEFAULT, P_MENU, P_COMMENT */ + struct file *file; /* what file was this property defined */ + int lineno; /* what lineno was this property defined */ +}; + +#define for_all_properties(sym, st, tok) \ + for (st = sym->prop; st; st = st->next) \ + if (st->type == (tok)) +#define for_all_defaults(sym, st) for_all_properties(sym, st, P_DEFAULT) +#define for_all_choices(sym, st) for_all_properties(sym, st, P_CHOICE) +#define for_all_prompts(sym, st) \ + for (st = sym->prop; st; st = st->next) \ + if (st->text) + +/* + * Represents a node in the menu tree, as seen in e.g. menuconfig (though used + * for all front ends). Each symbol, menu, etc. defined in the Kconfig files + * gets a node. A symbol defined in multiple locations gets one node at each + * location. + */ +struct menu { + /* The next menu node at the same level */ + struct menu *next; + + /* The parent menu node, corresponding to e.g. a menu or choice */ + struct menu *parent; + + /* The first child menu node, for e.g. menus and choices */ + struct menu *list; + + /* + * The symbol associated with the menu node. Choices are implemented as + * a special kind of symbol. NULL for menus, comments, and ifs. + */ + struct symbol *sym; + + /* + * The prompt associated with the node. This holds the prompt for a + * symbol as well as the text for a menu or comment, along with the + * type (P_PROMPT, P_MENU, etc.) + */ + struct property *prompt; + + /* + * 'visible if' dependencies. If more than one is given, they will be + * ANDed together. + */ + struct expr *visibility; + + /* + * Ordinary dependencies from e.g. 'depends on' and 'if', ANDed + * together + */ + struct expr *dep; + + /* MENU_* flags */ + unsigned int flags; + + /* Any help text associated with the node */ + char *help; + + /* The location where the menu node appears in the Kconfig files */ + struct file *file; + int lineno; + + /* For use by front ends that need to store auxiliary data */ + void *data; +}; + +/* + * Set on a menu node when the corresponding symbol changes state in some way. + * Can be checked by front ends. + */ +#define MENU_CHANGED 0x0001 + +#define MENU_ROOT 0x0002 + +struct jump_key { + struct list_head entries; + size_t offset; + struct menu *target; + int index; +}; + +#define JUMP_NB 9 + +extern struct file *file_list; +extern struct file *current_file; +struct file *lookup_file(const char *name); + +extern struct symbol symbol_yes, symbol_no, symbol_mod; +extern struct symbol *modules_sym; +extern struct symbol *sym_defconfig_list; +extern int cdebug; +struct expr *expr_alloc_symbol(struct symbol *sym); +struct expr *expr_alloc_one(enum expr_type type, struct expr *ce); +struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2); +struct expr *expr_alloc_comp(enum expr_type type, struct symbol *s1, struct symbol *s2); +struct expr *expr_alloc_and(struct expr *e1, struct expr *e2); +struct expr *expr_alloc_or(struct expr *e1, struct expr *e2); +struct expr *expr_copy(const struct expr *org); +void expr_free(struct expr *e); +void expr_eliminate_eq(struct expr **ep1, struct expr **ep2); +int expr_eq(struct expr *e1, struct expr *e2); +tristate expr_calc_value(struct expr *e); +struct expr *expr_trans_bool(struct expr *e); +struct expr *expr_eliminate_dups(struct expr *e); +struct expr *expr_transform(struct expr *e); +int expr_contains_symbol(struct expr *dep, struct symbol *sym); +bool expr_depends_symbol(struct expr *dep, struct symbol *sym); +struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symbol *sym); + +void expr_fprint(struct expr *e, FILE *out); +struct gstr; /* forward */ +void expr_gstr_print(struct expr *e, struct gstr *gs); +void expr_gstr_print_revdep(struct expr *e, struct gstr *gs, + tristate pr_type, const char *title); + +static inline int expr_is_yes(struct expr *e) +{ + return !e || (e->type == E_SYMBOL && e->left.sym == &symbol_yes); +} + +static inline int expr_is_no(struct expr *e) +{ + return e && (e->type == E_SYMBOL && e->left.sym == &symbol_no); +} + +#ifdef __cplusplus +} +#endif + +#endif /* EXPR_H */ diff --git a/scripts/kconfig/gconf-cfg.sh b/scripts/kconfig/gconf-cfg.sh new file mode 100755 index 000000000..480ecd8b9 --- /dev/null +++ b/scripts/kconfig/gconf-cfg.sh @@ -0,0 +1,30 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 + +PKG="gtk+-2.0 gmodule-2.0 libglade-2.0" + +if [ -z "$(command -v pkg-config)" ]; then + echo >&2 "*" + echo >&2 "* 'make gconfig' requires 'pkg-config'. Please install it." + echo >&2 "*" + exit 1 +fi + +if ! pkg-config --exists $PKG; then + echo >&2 "*" + echo >&2 "* Unable to find the GTK+ installation. Please make sure that" + echo >&2 "* the GTK+ 2.0 development package is correctly installed." + echo >&2 "* You need $PKG" + echo >&2 "*" + exit 1 +fi + +if ! pkg-config --atleast-version=2.0.0 gtk+-2.0; then + echo >&2 "*" + echo >&2 "* GTK+ is present but version >= 2.0.0 is required." + echo >&2 "*" + exit 1 +fi + +echo cflags=\"$(pkg-config --cflags $PKG)\" +echo libs=\"$(pkg-config --libs $PKG)\" diff --git a/scripts/kconfig/gconf.c b/scripts/kconfig/gconf.c new file mode 100644 index 000000000..5527482c3 --- /dev/null +++ b/scripts/kconfig/gconf.c @@ -0,0 +1,1517 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002-2003 Romain Lievin <roms@tilp.info> + */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include <stdlib.h> +#include "lkc.h" +#include "images.h" + +#include <glade/glade.h> +#include <gtk/gtk.h> +#include <glib.h> +#include <gdk/gdkkeysyms.h> + +#include <stdio.h> +#include <string.h> +#include <strings.h> +#include <unistd.h> +#include <time.h> + +//#define DEBUG + +enum { + SINGLE_VIEW, SPLIT_VIEW, FULL_VIEW +}; + +enum { + OPT_NORMAL, OPT_ALL, OPT_PROMPT +}; + +static gint view_mode = FULL_VIEW; +static gboolean show_name = TRUE; +static gboolean show_range = TRUE; +static gboolean show_value = TRUE; +static gboolean resizeable = FALSE; +static int opt_mode = OPT_NORMAL; + +GtkWidget *main_wnd = NULL; +GtkWidget *tree1_w = NULL; // left frame +GtkWidget *tree2_w = NULL; // right frame +GtkWidget *text_w = NULL; +GtkWidget *hpaned = NULL; +GtkWidget *vpaned = NULL; +GtkWidget *back_btn = NULL; +GtkWidget *save_btn = NULL; +GtkWidget *save_menu_item = NULL; + +GtkTextTag *tag1, *tag2; +GdkColor color; + +GtkTreeStore *tree1, *tree2, *tree; +GtkTreeModel *model1, *model2; +static GtkTreeIter *parents[256]; +static gint indent; + +static struct menu *current; // current node for SINGLE view +static struct menu *browsed; // browsed node for SPLIT view + +enum { + COL_OPTION, COL_NAME, COL_NO, COL_MOD, COL_YES, COL_VALUE, + COL_MENU, COL_COLOR, COL_EDIT, COL_PIXBUF, + COL_PIXVIS, COL_BTNVIS, COL_BTNACT, COL_BTNINC, COL_BTNRAD, + COL_NUMBER +}; + +static void display_list(void); +static void display_tree(struct menu *menu); +static void display_tree_part(void); +static void update_tree(struct menu *src, GtkTreeIter * dst); +static void set_node(GtkTreeIter * node, struct menu *menu, gchar ** row); +static gchar **fill_row(struct menu *menu); +static void conf_changed(void); + +/* Helping/Debugging Functions */ +#ifdef DEBUG +static const char *dbg_sym_flags(int val) +{ + static char buf[256]; + + bzero(buf, 256); + + if (val & SYMBOL_CONST) + strcat(buf, "const/"); + if (val & SYMBOL_CHECK) + strcat(buf, "check/"); + if (val & SYMBOL_CHOICE) + strcat(buf, "choice/"); + if (val & SYMBOL_CHOICEVAL) + strcat(buf, "choiceval/"); + if (val & SYMBOL_VALID) + strcat(buf, "valid/"); + if (val & SYMBOL_OPTIONAL) + strcat(buf, "optional/"); + if (val & SYMBOL_WRITE) + strcat(buf, "write/"); + if (val & SYMBOL_CHANGED) + strcat(buf, "changed/"); + if (val & SYMBOL_NO_WRITE) + strcat(buf, "no_write/"); + + buf[strlen(buf) - 1] = '\0'; + + return buf; +} +#endif + +static void replace_button_icon(GladeXML *xml, GdkDrawable *window, + GtkStyle *style, gchar *btn_name, gchar **xpm) +{ + GdkPixmap *pixmap; + GdkBitmap *mask; + GtkToolButton *button; + GtkWidget *image; + + pixmap = gdk_pixmap_create_from_xpm_d(window, &mask, + &style->bg[GTK_STATE_NORMAL], + xpm); + + button = GTK_TOOL_BUTTON(glade_xml_get_widget(xml, btn_name)); + image = gtk_image_new_from_pixmap(pixmap, mask); + gtk_widget_show(image); + gtk_tool_button_set_icon_widget(button, image); +} + +/* Main Window Initialization */ +static void init_main_window(const gchar *glade_file) +{ + GladeXML *xml; + GtkWidget *widget; + GtkTextBuffer *txtbuf; + GtkStyle *style; + + xml = glade_xml_new(glade_file, "window1", NULL); + if (!xml) + g_error("GUI loading failed !\n"); + glade_xml_signal_autoconnect(xml); + + main_wnd = glade_xml_get_widget(xml, "window1"); + hpaned = glade_xml_get_widget(xml, "hpaned1"); + vpaned = glade_xml_get_widget(xml, "vpaned1"); + tree1_w = glade_xml_get_widget(xml, "treeview1"); + tree2_w = glade_xml_get_widget(xml, "treeview2"); + text_w = glade_xml_get_widget(xml, "textview3"); + + back_btn = glade_xml_get_widget(xml, "button1"); + gtk_widget_set_sensitive(back_btn, FALSE); + + widget = glade_xml_get_widget(xml, "show_name1"); + gtk_check_menu_item_set_active((GtkCheckMenuItem *) widget, + show_name); + + widget = glade_xml_get_widget(xml, "show_range1"); + gtk_check_menu_item_set_active((GtkCheckMenuItem *) widget, + show_range); + + widget = glade_xml_get_widget(xml, "show_data1"); + gtk_check_menu_item_set_active((GtkCheckMenuItem *) widget, + show_value); + + save_btn = glade_xml_get_widget(xml, "button3"); + save_menu_item = glade_xml_get_widget(xml, "save1"); + conf_set_changed_callback(conf_changed); + + style = gtk_widget_get_style(main_wnd); + widget = glade_xml_get_widget(xml, "toolbar1"); + + replace_button_icon(xml, main_wnd->window, style, + "button4", (gchar **) xpm_single_view); + replace_button_icon(xml, main_wnd->window, style, + "button5", (gchar **) xpm_split_view); + replace_button_icon(xml, main_wnd->window, style, + "button6", (gchar **) xpm_tree_view); + + txtbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_w)); + tag1 = gtk_text_buffer_create_tag(txtbuf, "mytag1", + "foreground", "red", + "weight", PANGO_WEIGHT_BOLD, + NULL); + tag2 = gtk_text_buffer_create_tag(txtbuf, "mytag2", + /*"style", PANGO_STYLE_OBLIQUE, */ + NULL); + + gtk_window_set_title(GTK_WINDOW(main_wnd), rootmenu.prompt->text); + + gtk_widget_show(main_wnd); +} + +static void init_tree_model(void) +{ + gint i; + + tree = tree2 = gtk_tree_store_new(COL_NUMBER, + G_TYPE_STRING, G_TYPE_STRING, + G_TYPE_STRING, G_TYPE_STRING, + G_TYPE_STRING, G_TYPE_STRING, + G_TYPE_POINTER, GDK_TYPE_COLOR, + G_TYPE_BOOLEAN, GDK_TYPE_PIXBUF, + G_TYPE_BOOLEAN, G_TYPE_BOOLEAN, + G_TYPE_BOOLEAN, G_TYPE_BOOLEAN, + G_TYPE_BOOLEAN); + model2 = GTK_TREE_MODEL(tree2); + + for (parents[0] = NULL, i = 1; i < 256; i++) + parents[i] = (GtkTreeIter *) g_malloc(sizeof(GtkTreeIter)); + + tree1 = gtk_tree_store_new(COL_NUMBER, + G_TYPE_STRING, G_TYPE_STRING, + G_TYPE_STRING, G_TYPE_STRING, + G_TYPE_STRING, G_TYPE_STRING, + G_TYPE_POINTER, GDK_TYPE_COLOR, + G_TYPE_BOOLEAN, GDK_TYPE_PIXBUF, + G_TYPE_BOOLEAN, G_TYPE_BOOLEAN, + G_TYPE_BOOLEAN, G_TYPE_BOOLEAN, + G_TYPE_BOOLEAN); + model1 = GTK_TREE_MODEL(tree1); +} + +static void init_left_tree(void) +{ + GtkTreeView *view = GTK_TREE_VIEW(tree1_w); + GtkCellRenderer *renderer; + GtkTreeSelection *sel; + GtkTreeViewColumn *column; + + gtk_tree_view_set_model(view, model1); + gtk_tree_view_set_headers_visible(view, TRUE); + gtk_tree_view_set_rules_hint(view, TRUE); + + column = gtk_tree_view_column_new(); + gtk_tree_view_append_column(view, column); + gtk_tree_view_column_set_title(column, "Options"); + + renderer = gtk_cell_renderer_toggle_new(); + gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column), + renderer, FALSE); + gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column), + renderer, + "active", COL_BTNACT, + "inconsistent", COL_BTNINC, + "visible", COL_BTNVIS, + "radio", COL_BTNRAD, NULL); + renderer = gtk_cell_renderer_text_new(); + gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column), + renderer, FALSE); + gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column), + renderer, + "text", COL_OPTION, + "foreground-gdk", + COL_COLOR, NULL); + + sel = gtk_tree_view_get_selection(view); + gtk_tree_selection_set_mode(sel, GTK_SELECTION_SINGLE); + gtk_widget_realize(tree1_w); +} + +static void renderer_edited(GtkCellRendererText * cell, + const gchar * path_string, + const gchar * new_text, gpointer user_data); + +static void init_right_tree(void) +{ + GtkTreeView *view = GTK_TREE_VIEW(tree2_w); + GtkCellRenderer *renderer; + GtkTreeSelection *sel; + GtkTreeViewColumn *column; + gint i; + + gtk_tree_view_set_model(view, model2); + gtk_tree_view_set_headers_visible(view, TRUE); + gtk_tree_view_set_rules_hint(view, TRUE); + + column = gtk_tree_view_column_new(); + gtk_tree_view_append_column(view, column); + gtk_tree_view_column_set_title(column, "Options"); + + renderer = gtk_cell_renderer_pixbuf_new(); + gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column), + renderer, FALSE); + gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column), + renderer, + "pixbuf", COL_PIXBUF, + "visible", COL_PIXVIS, NULL); + renderer = gtk_cell_renderer_toggle_new(); + gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column), + renderer, FALSE); + gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column), + renderer, + "active", COL_BTNACT, + "inconsistent", COL_BTNINC, + "visible", COL_BTNVIS, + "radio", COL_BTNRAD, NULL); + renderer = gtk_cell_renderer_text_new(); + gtk_tree_view_column_pack_start(GTK_TREE_VIEW_COLUMN(column), + renderer, FALSE); + gtk_tree_view_column_set_attributes(GTK_TREE_VIEW_COLUMN(column), + renderer, + "text", COL_OPTION, + "foreground-gdk", + COL_COLOR, NULL); + + renderer = gtk_cell_renderer_text_new(); + gtk_tree_view_insert_column_with_attributes(view, -1, + "Name", renderer, + "text", COL_NAME, + "foreground-gdk", + COL_COLOR, NULL); + renderer = gtk_cell_renderer_text_new(); + gtk_tree_view_insert_column_with_attributes(view, -1, + "N", renderer, + "text", COL_NO, + "foreground-gdk", + COL_COLOR, NULL); + renderer = gtk_cell_renderer_text_new(); + gtk_tree_view_insert_column_with_attributes(view, -1, + "M", renderer, + "text", COL_MOD, + "foreground-gdk", + COL_COLOR, NULL); + renderer = gtk_cell_renderer_text_new(); + gtk_tree_view_insert_column_with_attributes(view, -1, + "Y", renderer, + "text", COL_YES, + "foreground-gdk", + COL_COLOR, NULL); + renderer = gtk_cell_renderer_text_new(); + gtk_tree_view_insert_column_with_attributes(view, -1, + "Value", renderer, + "text", COL_VALUE, + "editable", + COL_EDIT, + "foreground-gdk", + COL_COLOR, NULL); + g_signal_connect(G_OBJECT(renderer), "edited", + G_CALLBACK(renderer_edited), NULL); + + column = gtk_tree_view_get_column(view, COL_NAME); + gtk_tree_view_column_set_visible(column, show_name); + column = gtk_tree_view_get_column(view, COL_NO); + gtk_tree_view_column_set_visible(column, show_range); + column = gtk_tree_view_get_column(view, COL_MOD); + gtk_tree_view_column_set_visible(column, show_range); + column = gtk_tree_view_get_column(view, COL_YES); + gtk_tree_view_column_set_visible(column, show_range); + column = gtk_tree_view_get_column(view, COL_VALUE); + gtk_tree_view_column_set_visible(column, show_value); + + if (resizeable) { + for (i = 0; i < COL_VALUE; i++) { + column = gtk_tree_view_get_column(view, i); + gtk_tree_view_column_set_resizable(column, TRUE); + } + } + + sel = gtk_tree_view_get_selection(view); + gtk_tree_selection_set_mode(sel, GTK_SELECTION_SINGLE); +} + + +/* Utility Functions */ + + +static void text_insert_help(struct menu *menu) +{ + GtkTextBuffer *buffer; + GtkTextIter start, end; + const char *prompt = menu_get_prompt(menu); + struct gstr help = str_new(); + + menu_get_ext_help(menu, &help); + + buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_w)); + gtk_text_buffer_get_bounds(buffer, &start, &end); + gtk_text_buffer_delete(buffer, &start, &end); + gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text_w), 15); + + gtk_text_buffer_get_end_iter(buffer, &end); + gtk_text_buffer_insert_with_tags(buffer, &end, prompt, -1, tag1, + NULL); + gtk_text_buffer_insert_at_cursor(buffer, "\n\n", 2); + gtk_text_buffer_get_end_iter(buffer, &end); + gtk_text_buffer_insert_with_tags(buffer, &end, str_get(&help), -1, tag2, + NULL); + str_free(&help); +} + + +static void text_insert_msg(const char *title, const char *message) +{ + GtkTextBuffer *buffer; + GtkTextIter start, end; + const char *msg = message; + + buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_w)); + gtk_text_buffer_get_bounds(buffer, &start, &end); + gtk_text_buffer_delete(buffer, &start, &end); + gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text_w), 15); + + gtk_text_buffer_get_end_iter(buffer, &end); + gtk_text_buffer_insert_with_tags(buffer, &end, title, -1, tag1, + NULL); + gtk_text_buffer_insert_at_cursor(buffer, "\n\n", 2); + gtk_text_buffer_get_end_iter(buffer, &end); + gtk_text_buffer_insert_with_tags(buffer, &end, msg, -1, tag2, + NULL); +} + + +/* Main Windows Callbacks */ + +void on_save_activate(GtkMenuItem * menuitem, gpointer user_data); +gboolean on_window1_delete_event(GtkWidget * widget, GdkEvent * event, + gpointer user_data) +{ + GtkWidget *dialog, *label; + gint result; + + if (!conf_get_changed()) + return FALSE; + + dialog = gtk_dialog_new_with_buttons("Warning !", + GTK_WINDOW(main_wnd), + (GtkDialogFlags) + (GTK_DIALOG_MODAL | + GTK_DIALOG_DESTROY_WITH_PARENT), + GTK_STOCK_OK, + GTK_RESPONSE_YES, + GTK_STOCK_NO, + GTK_RESPONSE_NO, + GTK_STOCK_CANCEL, + GTK_RESPONSE_CANCEL, NULL); + gtk_dialog_set_default_response(GTK_DIALOG(dialog), + GTK_RESPONSE_CANCEL); + + label = gtk_label_new("\nSave configuration ?\n"); + gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), label); + gtk_widget_show(label); + + result = gtk_dialog_run(GTK_DIALOG(dialog)); + switch (result) { + case GTK_RESPONSE_YES: + on_save_activate(NULL, NULL); + return FALSE; + case GTK_RESPONSE_NO: + return FALSE; + case GTK_RESPONSE_CANCEL: + case GTK_RESPONSE_DELETE_EVENT: + default: + gtk_widget_destroy(dialog); + return TRUE; + } + + return FALSE; +} + + +void on_window1_destroy(GtkObject * object, gpointer user_data) +{ + gtk_main_quit(); +} + + +void +on_window1_size_request(GtkWidget * widget, + GtkRequisition * requisition, gpointer user_data) +{ + static gint old_h; + gint w, h; + + if (widget->window == NULL) + gtk_window_get_default_size(GTK_WINDOW(main_wnd), &w, &h); + else + gdk_window_get_size(widget->window, &w, &h); + + if (h == old_h) + return; + old_h = h; + + gtk_paned_set_position(GTK_PANED(vpaned), 2 * h / 3); +} + + +/* Menu & Toolbar Callbacks */ + + +static void +load_filename(GtkFileSelection * file_selector, gpointer user_data) +{ + const gchar *fn; + + fn = gtk_file_selection_get_filename(GTK_FILE_SELECTION + (user_data)); + + if (conf_read(fn)) + text_insert_msg("Error", "Unable to load configuration !"); + else + display_tree(&rootmenu); +} + +void on_load1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + GtkWidget *fs; + + fs = gtk_file_selection_new("Load file..."); + g_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(fs)->ok_button), + "clicked", + G_CALLBACK(load_filename), (gpointer) fs); + g_signal_connect_swapped(GTK_OBJECT + (GTK_FILE_SELECTION(fs)->ok_button), + "clicked", G_CALLBACK(gtk_widget_destroy), + (gpointer) fs); + g_signal_connect_swapped(GTK_OBJECT + (GTK_FILE_SELECTION(fs)->cancel_button), + "clicked", G_CALLBACK(gtk_widget_destroy), + (gpointer) fs); + gtk_widget_show(fs); +} + + +void on_save_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + if (conf_write(NULL)) + text_insert_msg("Error", "Unable to save configuration !"); + conf_write_autoconf(0); +} + + +static void +store_filename(GtkFileSelection * file_selector, gpointer user_data) +{ + const gchar *fn; + + fn = gtk_file_selection_get_filename(GTK_FILE_SELECTION + (user_data)); + + if (conf_write(fn)) + text_insert_msg("Error", "Unable to save configuration !"); + + gtk_widget_destroy(GTK_WIDGET(user_data)); +} + +void on_save_as1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + GtkWidget *fs; + + fs = gtk_file_selection_new("Save file as..."); + g_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(fs)->ok_button), + "clicked", + G_CALLBACK(store_filename), (gpointer) fs); + g_signal_connect_swapped(GTK_OBJECT + (GTK_FILE_SELECTION(fs)->ok_button), + "clicked", G_CALLBACK(gtk_widget_destroy), + (gpointer) fs); + g_signal_connect_swapped(GTK_OBJECT + (GTK_FILE_SELECTION(fs)->cancel_button), + "clicked", G_CALLBACK(gtk_widget_destroy), + (gpointer) fs); + gtk_widget_show(fs); +} + + +void on_quit1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + if (!on_window1_delete_event(NULL, NULL, NULL)) + gtk_widget_destroy(GTK_WIDGET(main_wnd)); +} + + +void on_show_name1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + GtkTreeViewColumn *col; + + show_name = GTK_CHECK_MENU_ITEM(menuitem)->active; + col = gtk_tree_view_get_column(GTK_TREE_VIEW(tree2_w), COL_NAME); + if (col) + gtk_tree_view_column_set_visible(col, show_name); +} + + +void on_show_range1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + GtkTreeViewColumn *col; + + show_range = GTK_CHECK_MENU_ITEM(menuitem)->active; + col = gtk_tree_view_get_column(GTK_TREE_VIEW(tree2_w), COL_NO); + if (col) + gtk_tree_view_column_set_visible(col, show_range); + col = gtk_tree_view_get_column(GTK_TREE_VIEW(tree2_w), COL_MOD); + if (col) + gtk_tree_view_column_set_visible(col, show_range); + col = gtk_tree_view_get_column(GTK_TREE_VIEW(tree2_w), COL_YES); + if (col) + gtk_tree_view_column_set_visible(col, show_range); + +} + + +void on_show_data1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + GtkTreeViewColumn *col; + + show_value = GTK_CHECK_MENU_ITEM(menuitem)->active; + col = gtk_tree_view_get_column(GTK_TREE_VIEW(tree2_w), COL_VALUE); + if (col) + gtk_tree_view_column_set_visible(col, show_value); +} + + +void +on_set_option_mode1_activate(GtkMenuItem *menuitem, gpointer user_data) +{ + opt_mode = OPT_NORMAL; + gtk_tree_store_clear(tree2); + display_tree(&rootmenu); /* instead of update_tree to speed-up */ +} + + +void +on_set_option_mode2_activate(GtkMenuItem *menuitem, gpointer user_data) +{ + opt_mode = OPT_ALL; + gtk_tree_store_clear(tree2); + display_tree(&rootmenu); /* instead of update_tree to speed-up */ +} + + +void +on_set_option_mode3_activate(GtkMenuItem *menuitem, gpointer user_data) +{ + opt_mode = OPT_PROMPT; + gtk_tree_store_clear(tree2); + display_tree(&rootmenu); /* instead of update_tree to speed-up */ +} + + +void on_introduction1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + GtkWidget *dialog; + const gchar *intro_text = + "Welcome to gkc, the GTK+ graphical configuration tool\n" + "For each option, a blank box indicates the feature is disabled, a\n" + "check indicates it is enabled, and a dot indicates that it is to\n" + "be compiled as a module. Clicking on the box will cycle through the three states.\n" + "\n" + "If you do not see an option (e.g., a device driver) that you\n" + "believe should be present, try turning on Show All Options\n" + "under the Options menu.\n" + "Although there is no cross reference yet to help you figure out\n" + "what other options must be enabled to support the option you\n" + "are interested in, you can still view the help of a grayed-out\n" + "option.\n" + "\n" + "Toggling Show Debug Info under the Options menu will show \n" + "the dependencies, which you can then match by examining other options."; + + dialog = gtk_message_dialog_new(GTK_WINDOW(main_wnd), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_INFO, + GTK_BUTTONS_CLOSE, "%s", intro_text); + g_signal_connect_swapped(GTK_OBJECT(dialog), "response", + G_CALLBACK(gtk_widget_destroy), + GTK_OBJECT(dialog)); + gtk_widget_show_all(dialog); +} + + +void on_about1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + GtkWidget *dialog; + const gchar *about_text = + "gkc is copyright (c) 2002 Romain Lievin <roms@lpg.ticalc.org>.\n" + "Based on the source code from Roman Zippel.\n"; + + dialog = gtk_message_dialog_new(GTK_WINDOW(main_wnd), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_INFO, + GTK_BUTTONS_CLOSE, "%s", about_text); + g_signal_connect_swapped(GTK_OBJECT(dialog), "response", + G_CALLBACK(gtk_widget_destroy), + GTK_OBJECT(dialog)); + gtk_widget_show_all(dialog); +} + + +void on_license1_activate(GtkMenuItem * menuitem, gpointer user_data) +{ + GtkWidget *dialog; + const gchar *license_text = + "gkc is released under the terms of the GNU GPL v2.\n" + "For more information, please see the source code or\n" + "visit http://www.fsf.org/licenses/licenses.html\n"; + + dialog = gtk_message_dialog_new(GTK_WINDOW(main_wnd), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_INFO, + GTK_BUTTONS_CLOSE, "%s", license_text); + g_signal_connect_swapped(GTK_OBJECT(dialog), "response", + G_CALLBACK(gtk_widget_destroy), + GTK_OBJECT(dialog)); + gtk_widget_show_all(dialog); +} + + +void on_back_clicked(GtkButton * button, gpointer user_data) +{ + enum prop_type ptype; + + current = current->parent; + ptype = current->prompt ? current->prompt->type : P_UNKNOWN; + if (ptype != P_MENU) + current = current->parent; + display_tree_part(); + + if (current == &rootmenu) + gtk_widget_set_sensitive(back_btn, FALSE); +} + + +void on_load_clicked(GtkButton * button, gpointer user_data) +{ + on_load1_activate(NULL, user_data); +} + + +void on_single_clicked(GtkButton * button, gpointer user_data) +{ + view_mode = SINGLE_VIEW; + gtk_widget_hide(tree1_w); + current = &rootmenu; + display_tree_part(); +} + + +void on_split_clicked(GtkButton * button, gpointer user_data) +{ + gint w, h; + view_mode = SPLIT_VIEW; + gtk_widget_show(tree1_w); + gtk_window_get_default_size(GTK_WINDOW(main_wnd), &w, &h); + gtk_paned_set_position(GTK_PANED(hpaned), w / 2); + if (tree2) + gtk_tree_store_clear(tree2); + display_list(); + + /* Disable back btn, like in full mode. */ + gtk_widget_set_sensitive(back_btn, FALSE); +} + + +void on_full_clicked(GtkButton * button, gpointer user_data) +{ + view_mode = FULL_VIEW; + gtk_widget_hide(tree1_w); + if (tree2) + gtk_tree_store_clear(tree2); + display_tree(&rootmenu); + gtk_widget_set_sensitive(back_btn, FALSE); +} + + +void on_collapse_clicked(GtkButton * button, gpointer user_data) +{ + gtk_tree_view_collapse_all(GTK_TREE_VIEW(tree2_w)); +} + + +void on_expand_clicked(GtkButton * button, gpointer user_data) +{ + gtk_tree_view_expand_all(GTK_TREE_VIEW(tree2_w)); +} + + +/* CTree Callbacks */ + +/* Change hex/int/string value in the cell */ +static void renderer_edited(GtkCellRendererText * cell, + const gchar * path_string, + const gchar * new_text, gpointer user_data) +{ + GtkTreePath *path = gtk_tree_path_new_from_string(path_string); + GtkTreeIter iter; + const char *old_def, *new_def; + struct menu *menu; + struct symbol *sym; + + if (!gtk_tree_model_get_iter(model2, &iter, path)) + return; + + gtk_tree_model_get(model2, &iter, COL_MENU, &menu, -1); + sym = menu->sym; + + gtk_tree_model_get(model2, &iter, COL_VALUE, &old_def, -1); + new_def = new_text; + + sym_set_string_value(sym, new_def); + + update_tree(&rootmenu, NULL); + + gtk_tree_path_free(path); +} + +/* Change the value of a symbol and update the tree */ +static void change_sym_value(struct menu *menu, gint col) +{ + struct symbol *sym = menu->sym; + tristate newval; + + if (!sym) + return; + + if (col == COL_NO) + newval = no; + else if (col == COL_MOD) + newval = mod; + else if (col == COL_YES) + newval = yes; + else + return; + + switch (sym_get_type(sym)) { + case S_BOOLEAN: + case S_TRISTATE: + if (!sym_tristate_within_range(sym, newval)) + newval = yes; + sym_set_tristate_value(sym, newval); + if (view_mode == FULL_VIEW) + update_tree(&rootmenu, NULL); + else if (view_mode == SPLIT_VIEW) { + update_tree(browsed, NULL); + display_list(); + } + else if (view_mode == SINGLE_VIEW) + display_tree_part(); //fixme: keep exp/coll + break; + case S_INT: + case S_HEX: + case S_STRING: + default: + break; + } +} + +static void toggle_sym_value(struct menu *menu) +{ + if (!menu->sym) + return; + + sym_toggle_tristate_value(menu->sym); + if (view_mode == FULL_VIEW) + update_tree(&rootmenu, NULL); + else if (view_mode == SPLIT_VIEW) { + update_tree(browsed, NULL); + display_list(); + } + else if (view_mode == SINGLE_VIEW) + display_tree_part(); //fixme: keep exp/coll +} + +static gint column2index(GtkTreeViewColumn * column) +{ + gint i; + + for (i = 0; i < COL_NUMBER; i++) { + GtkTreeViewColumn *col; + + col = gtk_tree_view_get_column(GTK_TREE_VIEW(tree2_w), i); + if (col == column) + return i; + } + + return -1; +} + + +/* User click: update choice (full) or goes down (single) */ +gboolean +on_treeview2_button_press_event(GtkWidget * widget, + GdkEventButton * event, gpointer user_data) +{ + GtkTreeView *view = GTK_TREE_VIEW(widget); + GtkTreePath *path; + GtkTreeViewColumn *column; + GtkTreeIter iter; + struct menu *menu; + gint col; + +#if GTK_CHECK_VERSION(2,1,4) // bug in ctree with earlier version of GTK + gint tx = (gint) event->x; + gint ty = (gint) event->y; + gint cx, cy; + + gtk_tree_view_get_path_at_pos(view, tx, ty, &path, &column, &cx, + &cy); +#else + gtk_tree_view_get_cursor(view, &path, &column); +#endif + if (path == NULL) + return FALSE; + + if (!gtk_tree_model_get_iter(model2, &iter, path)) + return FALSE; + gtk_tree_model_get(model2, &iter, COL_MENU, &menu, -1); + + col = column2index(column); + if (event->type == GDK_2BUTTON_PRESS) { + enum prop_type ptype; + ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN; + + if (ptype == P_MENU && view_mode != FULL_VIEW && col == COL_OPTION) { + // goes down into menu + current = menu; + display_tree_part(); + gtk_widget_set_sensitive(back_btn, TRUE); + } else if (col == COL_OPTION) { + toggle_sym_value(menu); + gtk_tree_view_expand_row(view, path, TRUE); + } + } else { + if (col == COL_VALUE) { + toggle_sym_value(menu); + gtk_tree_view_expand_row(view, path, TRUE); + } else if (col == COL_NO || col == COL_MOD + || col == COL_YES) { + change_sym_value(menu, col); + gtk_tree_view_expand_row(view, path, TRUE); + } + } + + return FALSE; +} + +/* Key pressed: update choice */ +gboolean +on_treeview2_key_press_event(GtkWidget * widget, + GdkEventKey * event, gpointer user_data) +{ + GtkTreeView *view = GTK_TREE_VIEW(widget); + GtkTreePath *path; + GtkTreeViewColumn *column; + GtkTreeIter iter; + struct menu *menu; + gint col; + + gtk_tree_view_get_cursor(view, &path, &column); + if (path == NULL) + return FALSE; + + if (event->keyval == GDK_space) { + if (gtk_tree_view_row_expanded(view, path)) + gtk_tree_view_collapse_row(view, path); + else + gtk_tree_view_expand_row(view, path, FALSE); + return TRUE; + } + if (event->keyval == GDK_KP_Enter) { + } + if (widget == tree1_w) + return FALSE; + + gtk_tree_model_get_iter(model2, &iter, path); + gtk_tree_model_get(model2, &iter, COL_MENU, &menu, -1); + + if (!strcasecmp(event->string, "n")) + col = COL_NO; + else if (!strcasecmp(event->string, "m")) + col = COL_MOD; + else if (!strcasecmp(event->string, "y")) + col = COL_YES; + else + col = -1; + change_sym_value(menu, col); + + return FALSE; +} + + +/* Row selection changed: update help */ +void +on_treeview2_cursor_changed(GtkTreeView * treeview, gpointer user_data) +{ + GtkTreeSelection *selection; + GtkTreeIter iter; + struct menu *menu; + + selection = gtk_tree_view_get_selection(treeview); + if (gtk_tree_selection_get_selected(selection, &model2, &iter)) { + gtk_tree_model_get(model2, &iter, COL_MENU, &menu, -1); + text_insert_help(menu); + } +} + + +/* User click: display sub-tree in the right frame. */ +gboolean +on_treeview1_button_press_event(GtkWidget * widget, + GdkEventButton * event, gpointer user_data) +{ + GtkTreeView *view = GTK_TREE_VIEW(widget); + GtkTreePath *path; + GtkTreeViewColumn *column; + GtkTreeIter iter; + struct menu *menu; + + gint tx = (gint) event->x; + gint ty = (gint) event->y; + gint cx, cy; + + gtk_tree_view_get_path_at_pos(view, tx, ty, &path, &column, &cx, + &cy); + if (path == NULL) + return FALSE; + + gtk_tree_model_get_iter(model1, &iter, path); + gtk_tree_model_get(model1, &iter, COL_MENU, &menu, -1); + + if (event->type == GDK_2BUTTON_PRESS) { + toggle_sym_value(menu); + current = menu; + display_tree_part(); + } else { + browsed = menu; + display_tree_part(); + } + + gtk_widget_realize(tree2_w); + gtk_tree_view_set_cursor(view, path, NULL, FALSE); + gtk_widget_grab_focus(tree2_w); + + return FALSE; +} + + +/* Fill a row of strings */ +static gchar **fill_row(struct menu *menu) +{ + static gchar *row[COL_NUMBER]; + struct symbol *sym = menu->sym; + const char *def; + int stype; + tristate val; + enum prop_type ptype; + int i; + + for (i = COL_OPTION; i <= COL_COLOR; i++) + g_free(row[i]); + bzero(row, sizeof(row)); + + row[COL_OPTION] = + g_strdup_printf("%s %s", menu_get_prompt(menu), + sym && !sym_has_value(sym) ? "(NEW)" : ""); + + if (opt_mode == OPT_ALL && !menu_is_visible(menu)) + row[COL_COLOR] = g_strdup("DarkGray"); + else if (opt_mode == OPT_PROMPT && + menu_has_prompt(menu) && !menu_is_visible(menu)) + row[COL_COLOR] = g_strdup("DarkGray"); + else + row[COL_COLOR] = g_strdup("Black"); + + ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN; + switch (ptype) { + case P_MENU: + row[COL_PIXBUF] = (gchar *) xpm_menu; + if (view_mode == SINGLE_VIEW) + row[COL_PIXVIS] = GINT_TO_POINTER(TRUE); + row[COL_BTNVIS] = GINT_TO_POINTER(FALSE); + break; + case P_COMMENT: + row[COL_PIXBUF] = (gchar *) xpm_void; + row[COL_PIXVIS] = GINT_TO_POINTER(FALSE); + row[COL_BTNVIS] = GINT_TO_POINTER(FALSE); + break; + default: + row[COL_PIXBUF] = (gchar *) xpm_void; + row[COL_PIXVIS] = GINT_TO_POINTER(FALSE); + row[COL_BTNVIS] = GINT_TO_POINTER(TRUE); + break; + } + + if (!sym) + return row; + row[COL_NAME] = g_strdup(sym->name); + + sym_calc_value(sym); + sym->flags &= ~SYMBOL_CHANGED; + + if (sym_is_choice(sym)) { // parse childs for getting final value + struct menu *child; + struct symbol *def_sym = sym_get_choice_value(sym); + struct menu *def_menu = NULL; + + row[COL_BTNVIS] = GINT_TO_POINTER(FALSE); + + for (child = menu->list; child; child = child->next) { + if (menu_is_visible(child) + && child->sym == def_sym) + def_menu = child; + } + + if (def_menu) + row[COL_VALUE] = + g_strdup(menu_get_prompt(def_menu)); + } + if (sym->flags & SYMBOL_CHOICEVAL) + row[COL_BTNRAD] = GINT_TO_POINTER(TRUE); + + stype = sym_get_type(sym); + switch (stype) { + case S_BOOLEAN: + if (GPOINTER_TO_INT(row[COL_PIXVIS]) == FALSE) + row[COL_BTNVIS] = GINT_TO_POINTER(TRUE); + if (sym_is_choice(sym)) + break; + /* fall through */ + case S_TRISTATE: + val = sym_get_tristate_value(sym); + switch (val) { + case no: + row[COL_NO] = g_strdup("N"); + row[COL_VALUE] = g_strdup("N"); + row[COL_BTNACT] = GINT_TO_POINTER(FALSE); + row[COL_BTNINC] = GINT_TO_POINTER(FALSE); + break; + case mod: + row[COL_MOD] = g_strdup("M"); + row[COL_VALUE] = g_strdup("M"); + row[COL_BTNINC] = GINT_TO_POINTER(TRUE); + break; + case yes: + row[COL_YES] = g_strdup("Y"); + row[COL_VALUE] = g_strdup("Y"); + row[COL_BTNACT] = GINT_TO_POINTER(TRUE); + row[COL_BTNINC] = GINT_TO_POINTER(FALSE); + break; + } + + if (val != no && sym_tristate_within_range(sym, no)) + row[COL_NO] = g_strdup("_"); + if (val != mod && sym_tristate_within_range(sym, mod)) + row[COL_MOD] = g_strdup("_"); + if (val != yes && sym_tristate_within_range(sym, yes)) + row[COL_YES] = g_strdup("_"); + break; + case S_INT: + case S_HEX: + case S_STRING: + def = sym_get_string_value(sym); + row[COL_VALUE] = g_strdup(def); + row[COL_EDIT] = GINT_TO_POINTER(TRUE); + row[COL_BTNVIS] = GINT_TO_POINTER(FALSE); + break; + } + + return row; +} + + +/* Set the node content with a row of strings */ +static void set_node(GtkTreeIter * node, struct menu *menu, gchar ** row) +{ + GdkColor color; + gboolean success; + GdkPixbuf *pix; + + pix = gdk_pixbuf_new_from_xpm_data((const char **) + row[COL_PIXBUF]); + + gdk_color_parse(row[COL_COLOR], &color); + gdk_colormap_alloc_colors(gdk_colormap_get_system(), &color, 1, + FALSE, FALSE, &success); + + gtk_tree_store_set(tree, node, + COL_OPTION, row[COL_OPTION], + COL_NAME, row[COL_NAME], + COL_NO, row[COL_NO], + COL_MOD, row[COL_MOD], + COL_YES, row[COL_YES], + COL_VALUE, row[COL_VALUE], + COL_MENU, (gpointer) menu, + COL_COLOR, &color, + COL_EDIT, GPOINTER_TO_INT(row[COL_EDIT]), + COL_PIXBUF, pix, + COL_PIXVIS, GPOINTER_TO_INT(row[COL_PIXVIS]), + COL_BTNVIS, GPOINTER_TO_INT(row[COL_BTNVIS]), + COL_BTNACT, GPOINTER_TO_INT(row[COL_BTNACT]), + COL_BTNINC, GPOINTER_TO_INT(row[COL_BTNINC]), + COL_BTNRAD, GPOINTER_TO_INT(row[COL_BTNRAD]), + -1); + + g_object_unref(pix); +} + + +/* Add a node to the tree */ +static void place_node(struct menu *menu, char **row) +{ + GtkTreeIter *parent = parents[indent - 1]; + GtkTreeIter *node = parents[indent]; + + gtk_tree_store_append(tree, node, parent); + set_node(node, menu, row); +} + + +/* Find a node in the GTK+ tree */ +static GtkTreeIter found; + +/* + * Find a menu in the GtkTree starting at parent. + */ +static GtkTreeIter *gtktree_iter_find_node(GtkTreeIter *parent, + struct menu *tofind) +{ + GtkTreeIter iter; + GtkTreeIter *child = &iter; + gboolean valid; + GtkTreeIter *ret; + + valid = gtk_tree_model_iter_children(model2, child, parent); + while (valid) { + struct menu *menu; + + gtk_tree_model_get(model2, child, 6, &menu, -1); + + if (menu == tofind) { + memcpy(&found, child, sizeof(GtkTreeIter)); + return &found; + } + + ret = gtktree_iter_find_node(child, tofind); + if (ret) + return ret; + + valid = gtk_tree_model_iter_next(model2, child); + } + + return NULL; +} + + +/* + * Update the tree by adding/removing entries + * Does not change other nodes + */ +static void update_tree(struct menu *src, GtkTreeIter * dst) +{ + struct menu *child1; + GtkTreeIter iter, tmp; + GtkTreeIter *child2 = &iter; + gboolean valid; + GtkTreeIter *sibling; + struct symbol *sym; + struct menu *menu1, *menu2; + + if (src == &rootmenu) + indent = 1; + + valid = gtk_tree_model_iter_children(model2, child2, dst); + for (child1 = src->list; child1; child1 = child1->next) { + + sym = child1->sym; + + reparse: + menu1 = child1; + if (valid) + gtk_tree_model_get(model2, child2, COL_MENU, + &menu2, -1); + else + menu2 = NULL; // force adding of a first child + +#ifdef DEBUG + printf("%*c%s | %s\n", indent, ' ', + menu1 ? menu_get_prompt(menu1) : "nil", + menu2 ? menu_get_prompt(menu2) : "nil"); +#endif + + if ((opt_mode == OPT_NORMAL && !menu_is_visible(child1)) || + (opt_mode == OPT_PROMPT && !menu_has_prompt(child1)) || + (opt_mode == OPT_ALL && !menu_get_prompt(child1))) { + + /* remove node */ + if (gtktree_iter_find_node(dst, menu1) != NULL) { + memcpy(&tmp, child2, sizeof(GtkTreeIter)); + valid = gtk_tree_model_iter_next(model2, + child2); + gtk_tree_store_remove(tree2, &tmp); + if (!valid) + return; /* next parent */ + else + goto reparse; /* next child */ + } else + continue; + } + + if (menu1 != menu2) { + if (gtktree_iter_find_node(dst, menu1) == NULL) { // add node + if (!valid && !menu2) + sibling = NULL; + else + sibling = child2; + gtk_tree_store_insert_before(tree2, + child2, + dst, sibling); + set_node(child2, menu1, fill_row(menu1)); + if (menu2 == NULL) + valid = TRUE; + } else { // remove node + memcpy(&tmp, child2, sizeof(GtkTreeIter)); + valid = gtk_tree_model_iter_next(model2, + child2); + gtk_tree_store_remove(tree2, &tmp); + if (!valid) + return; // next parent + else + goto reparse; // next child + } + } else if (sym && (sym->flags & SYMBOL_CHANGED)) { + set_node(child2, menu1, fill_row(menu1)); + } + + indent++; + update_tree(child1, child2); + indent--; + + valid = gtk_tree_model_iter_next(model2, child2); + } +} + + +/* Display the whole tree (single/split/full view) */ +static void display_tree(struct menu *menu) +{ + struct symbol *sym; + struct property *prop; + struct menu *child; + enum prop_type ptype; + + if (menu == &rootmenu) { + indent = 1; + current = &rootmenu; + } + + for (child = menu->list; child; child = child->next) { + prop = child->prompt; + sym = child->sym; + ptype = prop ? prop->type : P_UNKNOWN; + + if (sym) + sym->flags &= ~SYMBOL_CHANGED; + + if ((view_mode == SPLIT_VIEW) + && !(child->flags & MENU_ROOT) && (tree == tree1)) + continue; + + if ((view_mode == SPLIT_VIEW) && (child->flags & MENU_ROOT) + && (tree == tree2)) + continue; + + if ((opt_mode == OPT_NORMAL && menu_is_visible(child)) || + (opt_mode == OPT_PROMPT && menu_has_prompt(child)) || + (opt_mode == OPT_ALL && menu_get_prompt(child))) + place_node(child, fill_row(child)); +#ifdef DEBUG + printf("%*c%s: ", indent, ' ', menu_get_prompt(child)); + printf("%s", child->flags & MENU_ROOT ? "rootmenu | " : ""); + printf("%s", prop_get_type_name(ptype)); + printf(" | "); + if (sym) { + printf("%s", sym_type_name(sym->type)); + printf(" | "); + printf("%s", dbg_sym_flags(sym->flags)); + printf("\n"); + } else + printf("\n"); +#endif + if ((view_mode != FULL_VIEW) && (ptype == P_MENU) + && (tree == tree2)) + continue; +/* + if (((menu != &rootmenu) && !(menu->flags & MENU_ROOT)) + || (view_mode == FULL_VIEW) + || (view_mode == SPLIT_VIEW))*/ + + /* Change paned position if the view is not in 'split mode' */ + if (view_mode == SINGLE_VIEW || view_mode == FULL_VIEW) { + gtk_paned_set_position(GTK_PANED(hpaned), 0); + } + + if (((view_mode == SINGLE_VIEW) && (menu->flags & MENU_ROOT)) + || (view_mode == FULL_VIEW) + || (view_mode == SPLIT_VIEW)) { + indent++; + display_tree(child); + indent--; + } + } +} + +/* Display a part of the tree starting at current node (single/split view) */ +static void display_tree_part(void) +{ + if (tree2) + gtk_tree_store_clear(tree2); + if (view_mode == SINGLE_VIEW) + display_tree(current); + else if (view_mode == SPLIT_VIEW) + display_tree(browsed); + gtk_tree_view_expand_all(GTK_TREE_VIEW(tree2_w)); +} + +/* Display the list in the left frame (split view) */ +static void display_list(void) +{ + if (tree1) + gtk_tree_store_clear(tree1); + + tree = tree1; + display_tree(&rootmenu); + gtk_tree_view_expand_all(GTK_TREE_VIEW(tree1_w)); + tree = tree2; +} + +static void fixup_rootmenu(struct menu *menu) +{ + struct menu *child; + static int menu_cnt = 0; + + menu->flags |= MENU_ROOT; + for (child = menu->list; child; child = child->next) { + if (child->prompt && child->prompt->type == P_MENU) { + menu_cnt++; + fixup_rootmenu(child); + menu_cnt--; + } else if (!menu_cnt) + fixup_rootmenu(child); + } +} + + +/* Main */ +int main(int ac, char *av[]) +{ + const char *name; + char *env; + gchar *glade_file; + + /* GTK stuffs */ + gtk_set_locale(); + gtk_init(&ac, &av); + glade_init(); + + //add_pixmap_directory (PACKAGE_DATA_DIR "/" PACKAGE "/pixmaps"); + //add_pixmap_directory (PACKAGE_SOURCE_DIR "/pixmaps"); + + /* Determine GUI path */ + env = getenv(SRCTREE); + if (env) + glade_file = g_strconcat(env, "/scripts/kconfig/gconf.glade", NULL); + else if (av[0][0] == '/') + glade_file = g_strconcat(av[0], ".glade", NULL); + else + glade_file = g_strconcat(g_get_current_dir(), "/", av[0], ".glade", NULL); + + /* Conf stuffs */ + if (ac > 1 && av[1][0] == '-') { + switch (av[1][1]) { + case 'a': + //showAll = 1; + break; + case 's': + conf_set_message_callback(NULL); + break; + case 'h': + case '?': + printf("%s [-s] <config>\n", av[0]); + exit(0); + } + name = av[2]; + } else + name = av[1]; + + conf_parse(name); + fixup_rootmenu(&rootmenu); + conf_read(NULL); + + /* Load the interface and connect signals */ + init_main_window(glade_file); + init_tree_model(); + init_left_tree(); + init_right_tree(); + + switch (view_mode) { + case SINGLE_VIEW: + display_tree_part(); + break; + case SPLIT_VIEW: + display_list(); + break; + case FULL_VIEW: + display_tree(&rootmenu); + break; + } + + gtk_main(); + + return 0; +} + +static void conf_changed(void) +{ + bool changed = conf_get_changed(); + gtk_widget_set_sensitive(save_btn, changed); + gtk_widget_set_sensitive(save_menu_item, changed); +} diff --git a/scripts/kconfig/gconf.glade b/scripts/kconfig/gconf.glade new file mode 100644 index 000000000..aa483cb32 --- /dev/null +++ b/scripts/kconfig/gconf.glade @@ -0,0 +1,661 @@ +<?xml version="1.0" standalone="no"?> <!--*- mode: xml -*--> + +<glade-interface> + +<widget class="GtkWindow" id="window1"> + <property name="visible">True</property> + <property name="title" translatable="yes">Gtk Kernel Configurator</property> + <property name="type">GTK_WINDOW_TOPLEVEL</property> + <property name="window_position">GTK_WIN_POS_NONE</property> + <property name="modal">False</property> + <property name="default_width">640</property> + <property name="default_height">480</property> + <property name="resizable">True</property> + <property name="destroy_with_parent">False</property> + <property name="decorated">True</property> + <property name="skip_taskbar_hint">False</property> + <property name="skip_pager_hint">False</property> + <property name="type_hint">GDK_WINDOW_TYPE_HINT_NORMAL</property> + <property name="gravity">GDK_GRAVITY_NORTH_WEST</property> + <signal name="destroy" handler="on_window1_destroy" object="window1"/> + <signal name="size_request" handler="on_window1_size_request" object="vpaned1" last_modification_time="Fri, 11 Jan 2002 16:17:11 GMT"/> + <signal name="delete_event" handler="on_window1_delete_event" object="window1" last_modification_time="Sun, 09 Mar 2003 19:42:46 GMT"/> + + <child> + <widget class="GtkVBox" id="vbox1"> + <property name="visible">True</property> + <property name="homogeneous">False</property> + <property name="spacing">0</property> + + <child> + <widget class="GtkMenuBar" id="menubar1"> + <property name="visible">True</property> + + <child> + <widget class="GtkMenuItem" id="file1"> + <property name="visible">True</property> + <property name="label" translatable="yes">_File</property> + <property name="use_underline">True</property> + + <child> + <widget class="GtkMenu" id="file1_menu"> + + <child> + <widget class="GtkImageMenuItem" id="load1"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Load a config file</property> + <property name="label" translatable="yes">_Load</property> + <property name="use_underline">True</property> + <signal name="activate" handler="on_load1_activate"/> + <accelerator key="L" modifiers="GDK_CONTROL_MASK" signal="activate"/> + + <child internal-child="image"> + <widget class="GtkImage" id="image39"> + <property name="visible">True</property> + <property name="stock">gtk-open</property> + <property name="icon_size">1</property> + <property name="xalign">0.5</property> + <property name="yalign">0.5</property> + <property name="xpad">0</property> + <property name="ypad">0</property> + </widget> + </child> + </widget> + </child> + + <child> + <widget class="GtkImageMenuItem" id="save1"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Save the config in .config</property> + <property name="label" translatable="yes">_Save</property> + <property name="use_underline">True</property> + <signal name="activate" handler="on_save_activate"/> + <accelerator key="S" modifiers="GDK_CONTROL_MASK" signal="activate"/> + + <child internal-child="image"> + <widget class="GtkImage" id="image40"> + <property name="visible">True</property> + <property name="stock">gtk-save</property> + <property name="icon_size">1</property> + <property name="xalign">0.5</property> + <property name="yalign">0.5</property> + <property name="xpad">0</property> + <property name="ypad">0</property> + </widget> + </child> + </widget> + </child> + + <child> + <widget class="GtkImageMenuItem" id="save_as1"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Save the config in a file</property> + <property name="label" translatable="yes">Save _as</property> + <property name="use_underline">True</property> + <signal name="activate" handler="on_save_as1_activate"/> + + <child internal-child="image"> + <widget class="GtkImage" id="image41"> + <property name="visible">True</property> + <property name="stock">gtk-save-as</property> + <property name="icon_size">1</property> + <property name="xalign">0.5</property> + <property name="yalign">0.5</property> + <property name="xpad">0</property> + <property name="ypad">0</property> + </widget> + </child> + </widget> + </child> + + <child> + <widget class="GtkSeparatorMenuItem" id="separator1"> + <property name="visible">True</property> + </widget> + </child> + + <child> + <widget class="GtkImageMenuItem" id="quit1"> + <property name="visible">True</property> + <property name="label" translatable="yes">_Quit</property> + <property name="use_underline">True</property> + <signal name="activate" handler="on_quit1_activate"/> + <accelerator key="Q" modifiers="GDK_CONTROL_MASK" signal="activate"/> + + <child internal-child="image"> + <widget class="GtkImage" id="image42"> + <property name="visible">True</property> + <property name="stock">gtk-quit</property> + <property name="icon_size">1</property> + <property name="xalign">0.5</property> + <property name="yalign">0.5</property> + <property name="xpad">0</property> + <property name="ypad">0</property> + </widget> + </child> + </widget> + </child> + </widget> + </child> + </widget> + </child> + + <child> + <widget class="GtkMenuItem" id="options1"> + <property name="visible">True</property> + <property name="label" translatable="yes">_Options</property> + <property name="use_underline">True</property> + + <child> + <widget class="GtkMenu" id="options1_menu"> + + <child> + <widget class="GtkCheckMenuItem" id="show_name1"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Show name</property> + <property name="label" translatable="yes">Show _name</property> + <property name="use_underline">True</property> + <property name="active">False</property> + <signal name="activate" handler="on_show_name1_activate"/> + </widget> + </child> + + <child> + <widget class="GtkCheckMenuItem" id="show_range1"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Show range (Y/M/N)</property> + <property name="label" translatable="yes">Show _range</property> + <property name="use_underline">True</property> + <property name="active">False</property> + <signal name="activate" handler="on_show_range1_activate"/> + </widget> + </child> + + <child> + <widget class="GtkCheckMenuItem" id="show_data1"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Show value of the option</property> + <property name="label" translatable="yes">Show _data</property> + <property name="use_underline">True</property> + <property name="active">False</property> + <signal name="activate" handler="on_show_data1_activate"/> + </widget> + </child> + + <child> + <widget class="GtkSeparatorMenuItem" id="separator2"> + <property name="visible">True</property> + </widget> + </child> + + <child> + <widget class="GtkRadioMenuItem" id="set_option_mode1"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Show normal options</property> + <property name="label" translatable="yes">Show normal options</property> + <property name="use_underline">True</property> + <property name="active">True</property> + <signal name="activate" handler="on_set_option_mode1_activate"/> + </widget> + </child> + + <child> + <widget class="GtkRadioMenuItem" id="set_option_mode2"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Show all options</property> + <property name="label" translatable="yes">Show all _options</property> + <property name="use_underline">True</property> + <property name="active">False</property> + <property name="group">set_option_mode1</property> + <signal name="activate" handler="on_set_option_mode2_activate"/> + </widget> + </child> + + <child> + <widget class="GtkRadioMenuItem" id="set_option_mode3"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Show all options with prompts</property> + <property name="label" translatable="yes">Show all prompt options</property> + <property name="use_underline">True</property> + <property name="active">False</property> + <property name="group">set_option_mode1</property> + <signal name="activate" handler="on_set_option_mode3_activate"/> + </widget> + </child> + + </widget> + </child> + </widget> + </child> + + <child> + <widget class="GtkMenuItem" id="help1"> + <property name="visible">True</property> + <property name="label" translatable="yes">_Help</property> + <property name="use_underline">True</property> + + <child> + <widget class="GtkMenu" id="help1_menu"> + + <child> + <widget class="GtkImageMenuItem" id="introduction1"> + <property name="visible">True</property> + <property name="label" translatable="yes">_Introduction</property> + <property name="use_underline">True</property> + <signal name="activate" handler="on_introduction1_activate" last_modification_time="Fri, 15 Nov 2002 20:26:30 GMT"/> + <accelerator key="I" modifiers="GDK_CONTROL_MASK" signal="activate"/> + + <child internal-child="image"> + <widget class="GtkImage" id="image43"> + <property name="visible">True</property> + <property name="stock">gtk-dialog-question</property> + <property name="icon_size">1</property> + <property name="xalign">0.5</property> + <property name="yalign">0.5</property> + <property name="xpad">0</property> + <property name="ypad">0</property> + </widget> + </child> + </widget> + </child> + + <child> + <widget class="GtkImageMenuItem" id="about1"> + <property name="visible">True</property> + <property name="label" translatable="yes">_About</property> + <property name="use_underline">True</property> + <signal name="activate" handler="on_about1_activate" last_modification_time="Fri, 15 Nov 2002 20:26:30 GMT"/> + <accelerator key="A" modifiers="GDK_CONTROL_MASK" signal="activate"/> + + <child internal-child="image"> + <widget class="GtkImage" id="image44"> + <property name="visible">True</property> + <property name="stock">gtk-properties</property> + <property name="icon_size">1</property> + <property name="xalign">0.5</property> + <property name="yalign">0.5</property> + <property name="xpad">0</property> + <property name="ypad">0</property> + </widget> + </child> + </widget> + </child> + + <child> + <widget class="GtkImageMenuItem" id="license1"> + <property name="visible">True</property> + <property name="label" translatable="yes">_License</property> + <property name="use_underline">True</property> + <signal name="activate" handler="on_license1_activate" last_modification_time="Fri, 15 Nov 2002 20:26:30 GMT"/> + + <child internal-child="image"> + <widget class="GtkImage" id="image45"> + <property name="visible">True</property> + <property name="stock">gtk-justify-fill</property> + <property name="icon_size">1</property> + <property name="xalign">0.5</property> + <property name="yalign">0.5</property> + <property name="xpad">0</property> + <property name="ypad">0</property> + </widget> + </child> + </widget> + </child> + </widget> + </child> + </widget> + </child> + </widget> + <packing> + <property name="padding">0</property> + <property name="expand">False</property> + <property name="fill">False</property> + </packing> + </child> + + <child> + <widget class="GtkHandleBox" id="handlebox1"> + <property name="visible">True</property> + <property name="shadow_type">GTK_SHADOW_OUT</property> + <property name="handle_position">GTK_POS_LEFT</property> + <property name="snap_edge">GTK_POS_TOP</property> + + <child> + <widget class="GtkToolbar" id="toolbar1"> + <property name="visible">True</property> + <property name="orientation">GTK_ORIENTATION_HORIZONTAL</property> + <property name="toolbar_style">GTK_TOOLBAR_BOTH</property> + <property name="tooltips">True</property> + <property name="show_arrow">True</property> + + <child> + <widget class="GtkToolButton" id="button1"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Goes up of one level (single view)</property> + <property name="label" translatable="yes">Back</property> + <property name="use_underline">True</property> + <property name="stock_id">gtk-undo</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + <signal name="clicked" handler="on_back_clicked"/> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> + + <child> + <widget class="GtkToolItem" id="toolitem1"> + <property name="visible">True</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + + <child> + <widget class="GtkVSeparator" id="vseparator1"> + <property name="visible">True</property> + </widget> + </child> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">False</property> + </packing> + </child> + + <child> + <widget class="GtkToolButton" id="button2"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Load a config file</property> + <property name="label" translatable="yes">Load</property> + <property name="use_underline">True</property> + <property name="stock_id">gtk-open</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + <signal name="clicked" handler="on_load_clicked"/> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> + + <child> + <widget class="GtkToolButton" id="button3"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Save a config file</property> + <property name="label" translatable="yes">Save</property> + <property name="use_underline">True</property> + <property name="stock_id">gtk-save</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + <signal name="clicked" handler="on_save_activate"/> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> + + <child> + <widget class="GtkToolItem" id="toolitem2"> + <property name="visible">True</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + + <child> + <widget class="GtkVSeparator" id="vseparator2"> + <property name="visible">True</property> + </widget> + </child> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">False</property> + </packing> + </child> + + <child> + <widget class="GtkToolButton" id="button4"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Single view</property> + <property name="label" translatable="yes">Single</property> + <property name="use_underline">True</property> + <property name="stock_id">gtk-missing-image</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + <signal name="clicked" handler="on_single_clicked" last_modification_time="Sun, 12 Jan 2003 14:28:39 GMT"/> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> + + <child> + <widget class="GtkToolButton" id="button5"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Split view</property> + <property name="label" translatable="yes">Split</property> + <property name="use_underline">True</property> + <property name="stock_id">gtk-missing-image</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + <signal name="clicked" handler="on_split_clicked" last_modification_time="Sun, 12 Jan 2003 14:28:45 GMT"/> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> + + <child> + <widget class="GtkToolButton" id="button6"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Full view</property> + <property name="label" translatable="yes">Full</property> + <property name="use_underline">True</property> + <property name="stock_id">gtk-missing-image</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + <signal name="clicked" handler="on_full_clicked" last_modification_time="Sun, 12 Jan 2003 14:28:50 GMT"/> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> + + <child> + <widget class="GtkToolItem" id="toolitem3"> + <property name="visible">True</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + + <child> + <widget class="GtkVSeparator" id="vseparator3"> + <property name="visible">True</property> + </widget> + </child> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">False</property> + </packing> + </child> + + <child> + <widget class="GtkToolButton" id="button7"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Collapse the whole tree in the right frame</property> + <property name="label" translatable="yes">Collapse</property> + <property name="use_underline">True</property> + <property name="stock_id">gtk-remove</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + <signal name="clicked" handler="on_collapse_clicked"/> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> + + <child> + <widget class="GtkToolButton" id="button8"> + <property name="visible">True</property> + <property name="tooltip" translatable="yes">Expand the whole tree in the right frame</property> + <property name="label" translatable="yes">Expand</property> + <property name="use_underline">True</property> + <property name="stock_id">gtk-add</property> + <property name="visible_horizontal">True</property> + <property name="visible_vertical">True</property> + <property name="is_important">False</property> + <signal name="clicked" handler="on_expand_clicked"/> + </widget> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> + </widget> + </child> + </widget> + <packing> + <property name="padding">0</property> + <property name="expand">False</property> + <property name="fill">False</property> + </packing> + </child> + + <child> + <widget class="GtkHPaned" id="hpaned1"> + <property name="width_request">1</property> + <property name="visible">True</property> + <property name="can_focus">True</property> + <property name="position">0</property> + + <child> + <widget class="GtkScrolledWindow" id="scrolledwindow1"> + <property name="visible">True</property> + <property name="hscrollbar_policy">GTK_POLICY_AUTOMATIC</property> + <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property> + <property name="shadow_type">GTK_SHADOW_IN</property> + <property name="window_placement">GTK_CORNER_TOP_LEFT</property> + + <child> + <widget class="GtkTreeView" id="treeview1"> + <property name="visible">True</property> + <property name="can_focus">True</property> + <property name="headers_visible">True</property> + <property name="rules_hint">False</property> + <property name="reorderable">False</property> + <property name="enable_search">False</property> + <signal name="cursor_changed" handler="on_treeview2_cursor_changed" last_modification_time="Sun, 12 Jan 2003 15:58:22 GMT"/> + <signal name="button_press_event" handler="on_treeview1_button_press_event" last_modification_time="Sun, 12 Jan 2003 16:03:52 GMT"/> + <signal name="key_press_event" handler="on_treeview2_key_press_event" last_modification_time="Sun, 12 Jan 2003 16:11:44 GMT"/> + </widget> + </child> + </widget> + <packing> + <property name="shrink">True</property> + <property name="resize">False</property> + </packing> + </child> + + <child> + <widget class="GtkVPaned" id="vpaned1"> + <property name="visible">True</property> + <property name="can_focus">True</property> + <property name="position">0</property> + + <child> + <widget class="GtkScrolledWindow" id="scrolledwindow2"> + <property name="visible">True</property> + <property name="hscrollbar_policy">GTK_POLICY_AUTOMATIC</property> + <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property> + <property name="shadow_type">GTK_SHADOW_IN</property> + <property name="window_placement">GTK_CORNER_TOP_LEFT</property> + + <child> + <widget class="GtkTreeView" id="treeview2"> + <property name="visible">True</property> + <property name="can_focus">True</property> + <property name="has_focus">True</property> + <property name="headers_visible">True</property> + <property name="rules_hint">False</property> + <property name="reorderable">False</property> + <property name="enable_search">False</property> + <signal name="cursor_changed" handler="on_treeview2_cursor_changed" last_modification_time="Sun, 12 Jan 2003 15:57:55 GMT"/> + <signal name="button_press_event" handler="on_treeview2_button_press_event" last_modification_time="Sun, 12 Jan 2003 15:57:58 GMT"/> + <signal name="key_press_event" handler="on_treeview2_key_press_event" last_modification_time="Sun, 12 Jan 2003 15:58:01 GMT"/> + </widget> + </child> + </widget> + <packing> + <property name="shrink">True</property> + <property name="resize">False</property> + </packing> + </child> + + <child> + <widget class="GtkScrolledWindow" id="scrolledwindow3"> + <property name="visible">True</property> + <property name="hscrollbar_policy">GTK_POLICY_NEVER</property> + <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property> + <property name="shadow_type">GTK_SHADOW_IN</property> + <property name="window_placement">GTK_CORNER_TOP_LEFT</property> + + <child> + <widget class="GtkTextView" id="textview3"> + <property name="visible">True</property> + <property name="can_focus">True</property> + <property name="editable">False</property> + <property name="overwrite">False</property> + <property name="accepts_tab">True</property> + <property name="justification">GTK_JUSTIFY_LEFT</property> + <property name="wrap_mode">GTK_WRAP_WORD</property> + <property name="cursor_visible">True</property> + <property name="pixels_above_lines">0</property> + <property name="pixels_below_lines">0</property> + <property name="pixels_inside_wrap">0</property> + <property name="left_margin">0</property> + <property name="right_margin">0</property> + <property name="indent">0</property> + <property name="text" translatable="yes">Sorry, no help available for this option yet.</property> + </widget> + </child> + </widget> + <packing> + <property name="shrink">True</property> + <property name="resize">True</property> + </packing> + </child> + </widget> + <packing> + <property name="shrink">True</property> + <property name="resize">True</property> + </packing> + </child> + </widget> + <packing> + <property name="padding">0</property> + <property name="expand">True</property> + <property name="fill">True</property> + </packing> + </child> + </widget> + </child> +</widget> + +</glade-interface> diff --git a/scripts/kconfig/images.c b/scripts/kconfig/images.c new file mode 100644 index 000000000..2f9afffa5 --- /dev/null +++ b/scripts/kconfig/images.c @@ -0,0 +1,328 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#include "images.h" + +const char * const xpm_load[] = { +"22 22 5 1", +". c None", +"# c #000000", +"c c #838100", +"a c #ffff00", +"b c #ffffff", +"......................", +"......................", +"......................", +"............####....#.", +"...........#....##.##.", +"..................###.", +".................####.", +".####...........#####.", +"#abab##########.......", +"#babababababab#.......", +"#ababababababa#.......", +"#babababababab#.......", +"#ababab###############", +"#babab##cccccccccccc##", +"#abab##cccccccccccc##.", +"#bab##cccccccccccc##..", +"#ab##cccccccccccc##...", +"#b##cccccccccccc##....", +"###cccccccccccc##.....", +"##cccccccccccc##......", +"###############.......", +"......................"}; + +const char * const xpm_save[] = { +"22 22 5 1", +". c None", +"# c #000000", +"a c #838100", +"b c #c5c2c5", +"c c #cdb6d5", +"......................", +".####################.", +".#aa#bbbbbbbbbbbb#bb#.", +".#aa#bbbbbbbbbbbb#bb#.", +".#aa#bbbbbbbbbcbb####.", +".#aa#bbbccbbbbbbb#aa#.", +".#aa#bbbccbbbbbbb#aa#.", +".#aa#bbbbbbbbbbbb#aa#.", +".#aa#bbbbbbbbbbbb#aa#.", +".#aa#bbbbbbbbbbbb#aa#.", +".#aa#bbbbbbbbbbbb#aa#.", +".#aaa############aaa#.", +".#aaaaaaaaaaaaaaaaaa#.", +".#aaaaaaaaaaaaaaaaaa#.", +".#aaa#############aa#.", +".#aaa#########bbb#aa#.", +".#aaa#########bbb#aa#.", +".#aaa#########bbb#aa#.", +".#aaa#########bbb#aa#.", +".#aaa#########bbb#aa#.", +"..##################..", +"......................"}; + +const char * const xpm_back[] = { +"22 22 3 1", +". c None", +"# c #000083", +"a c #838183", +"......................", +"......................", +"......................", +"......................", +"......................", +"...........######a....", +"..#......##########...", +"..##...####......##a..", +"..###.###.........##..", +"..######..........##..", +"..#####...........##..", +"..######..........##..", +"..#######.........##..", +"..########.......##a..", +"...............a###...", +"...............###....", +"......................", +"......................", +"......................", +"......................", +"......................", +"......................"}; + +const char * const xpm_tree_view[] = { +"22 22 2 1", +". c None", +"# c #000000", +"......................", +"......................", +"......#...............", +"......#...............", +"......#...............", +"......#...............", +"......#...............", +"......########........", +"......#...............", +"......#...............", +"......#...............", +"......#...............", +"......#...............", +"......########........", +"......#...............", +"......#...............", +"......#...............", +"......#...............", +"......#...............", +"......########........", +"......................", +"......................"}; + +const char * const xpm_single_view[] = { +"22 22 2 1", +". c None", +"# c #000000", +"......................", +"......................", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"..........#...........", +"......................", +"......................"}; + +const char * const xpm_split_view[] = { +"22 22 2 1", +". c None", +"# c #000000", +"......................", +"......................", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......#......#........", +"......................", +"......................"}; + +const char * const xpm_symbol_no[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" .......... ", +" . . ", +" . . ", +" . . ", +" . . ", +" . . ", +" . . ", +" . . ", +" . . ", +" .......... ", +" "}; + +const char * const xpm_symbol_mod[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" .......... ", +" . . ", +" . . ", +" . .. . ", +" . .... . ", +" . .... . ", +" . .. . ", +" . . ", +" . . ", +" .......... ", +" "}; + +const char * const xpm_symbol_yes[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" .......... ", +" . . ", +" . . ", +" . . . ", +" . .. . ", +" . . .. . ", +" . .... . ", +" . .. . ", +" . . ", +" .......... ", +" "}; + +const char * const xpm_choice_no[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" .... ", +" .. .. ", +" . . ", +" . . ", +" . . ", +" . . ", +" . . ", +" . . ", +" .. .. ", +" .... ", +" "}; + +const char * const xpm_choice_yes[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" .... ", +" .. .. ", +" . . ", +" . .. . ", +" . .... . ", +" . .... . ", +" . .. . ", +" . . ", +" .. .. ", +" .... ", +" "}; + +const char * const xpm_menu[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" .......... ", +" . . ", +" . .. . ", +" . .... . ", +" . ...... . ", +" . ...... . ", +" . .... . ", +" . .. . ", +" . . ", +" .......... ", +" "}; + +const char * const xpm_menu_inv[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" .......... ", +" .......... ", +" .. ...... ", +" .. .... ", +" .. .. ", +" .. .. ", +" .. .... ", +" .. ...... ", +" .......... ", +" .......... ", +" "}; + +const char * const xpm_menuback[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" .......... ", +" . . ", +" . .. . ", +" . .... . ", +" . ...... . ", +" . ...... . ", +" . .... . ", +" . .. . ", +" . . ", +" .......... ", +" "}; + +const char * const xpm_void[] = { +"12 12 2 1", +" c white", +". c black", +" ", +" ", +" ", +" ", +" ", +" ", +" ", +" ", +" ", +" ", +" ", +" "}; diff --git a/scripts/kconfig/images.h b/scripts/kconfig/images.h new file mode 100644 index 000000000..7212dec20 --- /dev/null +++ b/scripts/kconfig/images.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#ifndef IMAGES_H +#define IMAGES_H + +#ifdef __cplusplus +extern "C" { +#endif + +extern const char * const xpm_load[]; +extern const char * const xpm_save[]; +extern const char * const xpm_back[]; +extern const char * const xpm_tree_view[]; +extern const char * const xpm_single_view[]; +extern const char * const xpm_split_view[]; +extern const char * const xpm_symbol_no[]; +extern const char * const xpm_symbol_mod[]; +extern const char * const xpm_symbol_yes[]; +extern const char * const xpm_choice_no[]; +extern const char * const xpm_choice_yes[]; +extern const char * const xpm_menu[]; +extern const char * const xpm_menu_inv[]; +extern const char * const xpm_menuback[]; +extern const char * const xpm_void[]; + +#ifdef __cplusplus +} +#endif + +#endif /* IMAGES_H */ diff --git a/scripts/kconfig/lexer.l b/scripts/kconfig/lexer.l new file mode 100644 index 000000000..240109f96 --- /dev/null +++ b/scripts/kconfig/lexer.l @@ -0,0 +1,471 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ +%option nostdinit noyywrap never-interactive full ecs +%option 8bit nodefault yylineno +%x ASSIGN_VAL HELP STRING +%{ + +#include <assert.h> +#include <limits.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "lkc.h" +#include "parser.tab.h" + +#define YY_DECL static int yylex1(void) + +#define START_STRSIZE 16 + +static struct { + struct file *file; + int lineno; +} current_pos; + +static int prev_prev_token = T_EOL; +static int prev_token = T_EOL; +static char *text; +static int text_size, text_asize; + +struct buffer { + struct buffer *parent; + YY_BUFFER_STATE state; +}; + +static struct buffer *current_buf; + +static int last_ts, first_ts; + +static char *expand_token(const char *in, size_t n); +static void append_expanded_string(const char *in); +static void zconf_endhelp(void); +static void zconf_endfile(void); + +static void new_string(void) +{ + text = xmalloc(START_STRSIZE); + text_asize = START_STRSIZE; + text_size = 0; + *text = 0; +} + +static void append_string(const char *str, int size) +{ + int new_size = text_size + size + 1; + if (new_size > text_asize) { + new_size += START_STRSIZE - 1; + new_size &= -START_STRSIZE; + text = xrealloc(text, new_size); + text_asize = new_size; + } + memcpy(text + text_size, str, size); + text_size += size; + text[text_size] = 0; +} + +static void alloc_string(const char *str, int size) +{ + text = xmalloc(size + 1); + memcpy(text, str, size); + text[size] = 0; +} + +static void warn_ignored_character(char chr) +{ + fprintf(stderr, + "%s:%d:warning: ignoring unsupported character '%c'\n", + current_file->name, yylineno, chr); +} +%} + +n [A-Za-z0-9_-] + +%% + int str = 0; + int ts, i; + +#.* /* ignore comment */ +[ \t]* /* whitespaces */ +\\\n /* escaped new line */ +\n return T_EOL; +"allnoconfig_y" return T_ALLNOCONFIG_Y; +"bool" return T_BOOL; +"choice" return T_CHOICE; +"comment" return T_COMMENT; +"config" return T_CONFIG; +"def_bool" return T_DEF_BOOL; +"def_tristate" return T_DEF_TRISTATE; +"default" return T_DEFAULT; +"defconfig_list" return T_DEFCONFIG_LIST; +"depends" return T_DEPENDS; +"endchoice" return T_ENDCHOICE; +"endif" return T_ENDIF; +"endmenu" return T_ENDMENU; +"help" return T_HELP; +"hex" return T_HEX; +"if" return T_IF; +"imply" return T_IMPLY; +"int" return T_INT; +"mainmenu" return T_MAINMENU; +"menu" return T_MENU; +"menuconfig" return T_MENUCONFIG; +"modules" return T_MODULES; +"on" return T_ON; +"option" return T_OPTION; +"optional" return T_OPTIONAL; +"prompt" return T_PROMPT; +"range" return T_RANGE; +"select" return T_SELECT; +"source" return T_SOURCE; +"string" return T_STRING; +"tristate" return T_TRISTATE; +"visible" return T_VISIBLE; +"||" return T_OR; +"&&" return T_AND; +"=" return T_EQUAL; +"!=" return T_UNEQUAL; +"<" return T_LESS; +"<=" return T_LESS_EQUAL; +">" return T_GREATER; +">=" return T_GREATER_EQUAL; +"!" return T_NOT; +"(" return T_OPEN_PAREN; +")" return T_CLOSE_PAREN; +":=" return T_COLON_EQUAL; +"+=" return T_PLUS_EQUAL; +\"|\' { + str = yytext[0]; + new_string(); + BEGIN(STRING); + } +{n}+ { + alloc_string(yytext, yyleng); + yylval.string = text; + return T_WORD; + } +({n}|$)+ { + /* this token includes at least one '$' */ + yylval.string = expand_token(yytext, yyleng); + if (strlen(yylval.string)) + return T_WORD; + free(yylval.string); + } +. warn_ignored_character(*yytext); + +<ASSIGN_VAL>{ + [^[:blank:]\n]+.* { + alloc_string(yytext, yyleng); + yylval.string = text; + return T_ASSIGN_VAL; + } + \n { BEGIN(INITIAL); return T_EOL; } + . +} + +<STRING>{ + "$".* append_expanded_string(yytext); + [^$'"\\\n]+ { + append_string(yytext, yyleng); + } + \\.? { + append_string(yytext + 1, yyleng - 1); + } + \'|\" { + if (str == yytext[0]) { + BEGIN(INITIAL); + yylval.string = text; + return T_WORD_QUOTE; + } else + append_string(yytext, 1); + } + \n { + fprintf(stderr, + "%s:%d:warning: multi-line strings not supported\n", + zconf_curname(), zconf_lineno()); + unput('\n'); + BEGIN(INITIAL); + yylval.string = text; + return T_WORD_QUOTE; + } + <<EOF>> { + BEGIN(INITIAL); + yylval.string = text; + return T_WORD_QUOTE; + } +} + +<HELP>{ + [ \t]+ { + ts = 0; + for (i = 0; i < yyleng; i++) { + if (yytext[i] == '\t') + ts = (ts & ~7) + 8; + else + ts++; + } + last_ts = ts; + if (first_ts) { + if (ts < first_ts) { + zconf_endhelp(); + return T_HELPTEXT; + } + ts -= first_ts; + while (ts > 8) { + append_string(" ", 8); + ts -= 8; + } + append_string(" ", ts); + } + } + [ \t]*\n/[^ \t\n] { + zconf_endhelp(); + return T_HELPTEXT; + } + [ \t]*\n { + append_string("\n", 1); + } + [^ \t\n].* { + while (yyleng) { + if ((yytext[yyleng-1] != ' ') && (yytext[yyleng-1] != '\t')) + break; + yyleng--; + } + append_string(yytext, yyleng); + if (!first_ts) + first_ts = last_ts; + } + <<EOF>> { + zconf_endhelp(); + return T_HELPTEXT; + } +} + +<<EOF>> { + BEGIN(INITIAL); + + if (prev_token != T_EOL && prev_token != T_HELPTEXT) + fprintf(stderr, "%s:%d:warning: no new line at end of file\n", + current_file->name, yylineno); + + if (current_file) { + zconf_endfile(); + return T_EOL; + } + fclose(yyin); + yyterminate(); +} + +%% + +/* second stage lexer */ +int yylex(void) +{ + int token; + +repeat: + token = yylex1(); + + if (prev_token == T_EOL || prev_token == T_HELPTEXT) { + if (token == T_EOL) { + /* Do not pass unneeded T_EOL to the parser. */ + goto repeat; + } else { + /* + * For the parser, update file/lineno at the first token + * of each statement. Generally, \n is a statement + * terminator in Kconfig, but it is not always true + * because \n could be escaped by a backslash. + */ + current_pos.file = current_file; + current_pos.lineno = yylineno; + } + } + + if (prev_prev_token == T_EOL && prev_token == T_WORD && + (token == T_EQUAL || token == T_COLON_EQUAL || token == T_PLUS_EQUAL)) + BEGIN(ASSIGN_VAL); + + prev_prev_token = prev_token; + prev_token = token; + + return token; +} + +static char *expand_token(const char *in, size_t n) +{ + char *out; + int c; + char c2; + const char *rest, *end; + + new_string(); + append_string(in, n); + + /* get the whole line because we do not know the end of token. */ + while ((c = input()) != EOF) { + if (c == '\n') { + unput(c); + break; + } + c2 = c; + append_string(&c2, 1); + } + + rest = text; + out = expand_one_token(&rest); + + /* push back unused characters to the input stream */ + end = rest + strlen(rest); + while (end > rest) + unput(*--end); + + free(text); + + return out; +} + +static void append_expanded_string(const char *str) +{ + const char *end; + char *res; + + str++; + + res = expand_dollar(&str); + + /* push back unused characters to the input stream */ + end = str + strlen(str); + while (end > str) + unput(*--end); + + append_string(res, strlen(res)); + + free(res); +} + +void zconf_starthelp(void) +{ + new_string(); + last_ts = first_ts = 0; + BEGIN(HELP); +} + +static void zconf_endhelp(void) +{ + yylval.string = text; + BEGIN(INITIAL); +} + + +/* + * Try to open specified file with following names: + * ./name + * $(srctree)/name + * The latter is used when srctree is separate from objtree + * when compiling the kernel. + * Return NULL if file is not found. + */ +FILE *zconf_fopen(const char *name) +{ + char *env, fullname[PATH_MAX+1]; + FILE *f; + + f = fopen(name, "r"); + if (!f && name != NULL && name[0] != '/') { + env = getenv(SRCTREE); + if (env) { + snprintf(fullname, sizeof(fullname), + "%s/%s", env, name); + f = fopen(fullname, "r"); + } + } + return f; +} + +void zconf_initscan(const char *name) +{ + yyin = zconf_fopen(name); + if (!yyin) { + fprintf(stderr, "can't find file %s\n", name); + exit(1); + } + + current_buf = xmalloc(sizeof(*current_buf)); + memset(current_buf, 0, sizeof(*current_buf)); + + current_file = file_lookup(name); + yylineno = 1; +} + +void zconf_nextfile(const char *name) +{ + struct file *iter; + struct file *file = file_lookup(name); + struct buffer *buf = xmalloc(sizeof(*buf)); + memset(buf, 0, sizeof(*buf)); + + current_buf->state = YY_CURRENT_BUFFER; + yyin = zconf_fopen(file->name); + if (!yyin) { + fprintf(stderr, "%s:%d: can't open file \"%s\"\n", + zconf_curname(), zconf_lineno(), file->name); + exit(1); + } + yy_switch_to_buffer(yy_create_buffer(yyin, YY_BUF_SIZE)); + buf->parent = current_buf; + current_buf = buf; + + current_file->lineno = yylineno; + file->parent = current_file; + + for (iter = current_file; iter; iter = iter->parent) { + if (!strcmp(iter->name, file->name)) { + fprintf(stderr, + "Recursive inclusion detected.\n" + "Inclusion path:\n" + " current file : %s\n", file->name); + iter = file; + do { + iter = iter->parent; + fprintf(stderr, " included from: %s:%d\n", + iter->name, iter->lineno - 1); + } while (strcmp(iter->name, file->name)); + exit(1); + } + } + + yylineno = 1; + current_file = file; +} + +static void zconf_endfile(void) +{ + struct buffer *parent; + + current_file = current_file->parent; + if (current_file) + yylineno = current_file->lineno; + + parent = current_buf->parent; + if (parent) { + fclose(yyin); + yy_delete_buffer(YY_CURRENT_BUFFER); + yy_switch_to_buffer(parent->state); + } + free(current_buf); + current_buf = parent; +} + +int zconf_lineno(void) +{ + return current_pos.lineno; +} + +const char *zconf_curname(void) +{ + return current_pos.file ? current_pos.file->name : "<none>"; +} diff --git a/scripts/kconfig/list.h b/scripts/kconfig/list.h new file mode 100644 index 000000000..45cb237ab --- /dev/null +++ b/scripts/kconfig/list.h @@ -0,0 +1,132 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef LIST_H +#define LIST_H + +/* + * Copied from include/linux/... + */ + +#undef offsetof +#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) + +/** + * container_of - cast a member of a structure out to the containing structure + * @ptr: the pointer to the member. + * @type: the type of the container struct this is embedded in. + * @member: the name of the member within the struct. + * + */ +#define container_of(ptr, type, member) ({ \ + const typeof( ((type *)0)->member ) *__mptr = (ptr); \ + (type *)( (char *)__mptr - offsetof(type,member) );}) + + +struct list_head { + struct list_head *next, *prev; +}; + + +#define LIST_HEAD_INIT(name) { &(name), &(name) } + +#define LIST_HEAD(name) \ + struct list_head name = LIST_HEAD_INIT(name) + +/** + * list_entry - get the struct for this entry + * @ptr: the &struct list_head pointer. + * @type: the type of the struct this is embedded in. + * @member: the name of the list_head within the struct. + */ +#define list_entry(ptr, type, member) \ + container_of(ptr, type, member) + +/** + * list_for_each_entry - iterate over list of given type + * @pos: the type * to use as a loop cursor. + * @head: the head for your list. + * @member: the name of the list_head within the struct. + */ +#define list_for_each_entry(pos, head, member) \ + for (pos = list_entry((head)->next, typeof(*pos), member); \ + &pos->member != (head); \ + pos = list_entry(pos->member.next, typeof(*pos), member)) + +/** + * list_for_each_entry_safe - iterate over list of given type safe against removal of list entry + * @pos: the type * to use as a loop cursor. + * @n: another type * to use as temporary storage + * @head: the head for your list. + * @member: the name of the list_head within the struct. + */ +#define list_for_each_entry_safe(pos, n, head, member) \ + for (pos = list_entry((head)->next, typeof(*pos), member), \ + n = list_entry(pos->member.next, typeof(*pos), member); \ + &pos->member != (head); \ + pos = n, n = list_entry(n->member.next, typeof(*n), member)) + +/** + * list_empty - tests whether a list is empty + * @head: the list to test. + */ +static inline int list_empty(const struct list_head *head) +{ + return head->next == head; +} + +/* + * Insert a new entry between two known consecutive entries. + * + * This is only for internal list manipulation where we know + * the prev/next entries already! + */ +static inline void __list_add(struct list_head *_new, + struct list_head *prev, + struct list_head *next) +{ + next->prev = _new; + _new->next = next; + _new->prev = prev; + prev->next = _new; +} + +/** + * list_add_tail - add a new entry + * @new: new entry to be added + * @head: list head to add it before + * + * Insert a new entry before the specified head. + * This is useful for implementing queues. + */ +static inline void list_add_tail(struct list_head *_new, struct list_head *head) +{ + __list_add(_new, head->prev, head); +} + +/* + * Delete a list entry by making the prev/next entries + * point to each other. + * + * This is only for internal list manipulation where we know + * the prev/next entries already! + */ +static inline void __list_del(struct list_head *prev, struct list_head *next) +{ + next->prev = prev; + prev->next = next; +} + +#define LIST_POISON1 ((void *) 0x00100100) +#define LIST_POISON2 ((void *) 0x00200200) +/** + * list_del - deletes entry from list. + * @entry: the element to delete from the list. + * Note: list_empty() on entry does not return true after this, the entry is + * in an undefined state. + */ +static inline void list_del(struct list_head *entry) +{ + __list_del(entry->prev, entry->next); + entry->next = (struct list_head*)LIST_POISON1; + entry->prev = (struct list_head*)LIST_POISON2; +} +#endif diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h new file mode 100644 index 000000000..8454649b1 --- /dev/null +++ b/scripts/kconfig/lkc.h @@ -0,0 +1,173 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#ifndef LKC_H +#define LKC_H + +#include "expr.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#include "lkc_proto.h" + +#define SRCTREE "srctree" + +#ifndef PACKAGE +#define PACKAGE "linux" +#endif + +#ifndef CONFIG_ +#define CONFIG_ "CONFIG_" +#endif +static inline const char *CONFIG_prefix(void) +{ + return getenv( "CONFIG_" ) ?: CONFIG_; +} +#undef CONFIG_ +#define CONFIG_ CONFIG_prefix() + +enum conf_def_mode { + def_default, + def_yes, + def_mod, + def_y2m, + def_m2y, + def_no, + def_random +}; + +extern int yylineno; +void zconfdump(FILE *out); +void zconf_starthelp(void); +FILE *zconf_fopen(const char *name); +void zconf_initscan(const char *name); +void zconf_nextfile(const char *name); +int zconf_lineno(void); +const char *zconf_curname(void); + +/* confdata.c */ +const char *conf_get_configname(void); +void sym_set_change_count(int count); +void sym_add_change_count(int count); +bool conf_set_all_new_symbols(enum conf_def_mode mode); +void conf_rewrite_mod_or_yes(enum conf_def_mode mode); +void set_all_choice_values(struct symbol *csym); + +/* confdata.c and expr.c */ +static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out) +{ + assert(len != 0); + + if (fwrite(str, len, count, out) != count) + fprintf(stderr, "Error in writing or end of file.\n"); +} + +/* util.c */ +struct file *file_lookup(const char *name); +void *xmalloc(size_t size); +void *xcalloc(size_t nmemb, size_t size); +void *xrealloc(void *p, size_t size); +char *xstrdup(const char *s); +char *xstrndup(const char *s, size_t n); + +/* lexer.l */ +int yylex(void); + +struct gstr { + size_t len; + char *s; + /* + * when max_width is not zero long lines in string s (if any) get + * wrapped not to exceed the max_width value + */ + int max_width; +}; +struct gstr str_new(void); +void str_free(struct gstr *gs); +void str_append(struct gstr *gs, const char *s); +void str_printf(struct gstr *gs, const char *fmt, ...); +const char *str_get(struct gstr *gs); + +/* menu.c */ +void _menu_init(void); +void menu_warn(struct menu *menu, const char *fmt, ...); +struct menu *menu_add_menu(void); +void menu_end_menu(void); +void menu_add_entry(struct symbol *sym); +void menu_add_dep(struct expr *dep); +void menu_add_visibility(struct expr *dep); +struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep); +void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep); +void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep); +void menu_add_option_modules(void); +void menu_add_option_defconfig_list(void); +void menu_add_option_allnoconfig_y(void); +void menu_finalize(struct menu *parent); +void menu_set_type(int type); + +extern struct menu rootmenu; + +bool menu_is_empty(struct menu *menu); +bool menu_is_visible(struct menu *menu); +bool menu_has_prompt(struct menu *menu); +const char *menu_get_prompt(struct menu *menu); +struct menu *menu_get_root_menu(struct menu *menu); +struct menu *menu_get_parent_menu(struct menu *menu); +bool menu_has_help(struct menu *menu); +const char *menu_get_help(struct menu *menu); +struct gstr get_relations_str(struct symbol **sym_arr, struct list_head *head); +void menu_get_ext_help(struct menu *menu, struct gstr *help); + +/* symbol.c */ +void sym_clear_all_valid(void); +struct symbol *sym_choice_default(struct symbol *sym); +struct property *sym_get_range_prop(struct symbol *sym); +const char *sym_get_string_default(struct symbol *sym); +struct symbol *sym_check_deps(struct symbol *sym); +struct symbol *prop_get_symbol(struct property *prop); + +static inline tristate sym_get_tristate_value(struct symbol *sym) +{ + return sym->curr.tri; +} + + +static inline struct symbol *sym_get_choice_value(struct symbol *sym) +{ + return (struct symbol *)sym->curr.val; +} + +static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval) +{ + return sym_set_tristate_value(chval, yes); +} + +static inline bool sym_is_choice(struct symbol *sym) +{ + return sym->flags & SYMBOL_CHOICE ? true : false; +} + +static inline bool sym_is_choice_value(struct symbol *sym) +{ + return sym->flags & SYMBOL_CHOICEVAL ? true : false; +} + +static inline bool sym_is_optional(struct symbol *sym) +{ + return sym->flags & SYMBOL_OPTIONAL ? true : false; +} + +static inline bool sym_has_value(struct symbol *sym) +{ + return sym->flags & SYMBOL_DEF_USER ? true : false; +} + +#ifdef __cplusplus +} +#endif + +#endif /* LKC_H */ diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h new file mode 100644 index 000000000..9e81be33c --- /dev/null +++ b/scripts/kconfig/lkc_proto.h @@ -0,0 +1,51 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#include <stdarg.h> + +/* confdata.c */ +void conf_parse(const char *name); +int conf_read(const char *name); +int conf_read_simple(const char *name, int); +int conf_write_defconfig(const char *name); +int conf_write(const char *name); +int conf_write_autoconf(int overwrite); +bool conf_get_changed(void); +void conf_set_changed_callback(void (*fn)(void)); +void conf_set_message_callback(void (*fn)(const char *s)); + +/* symbol.c */ +extern struct symbol * symbol_hash[SYMBOL_HASHSIZE]; + +struct symbol * sym_lookup(const char *name, int flags); +struct symbol * sym_find(const char *name); +const char * sym_escape_string_value(const char *in); +struct symbol ** sym_re_search(const char *pattern); +const char * sym_type_name(enum symbol_type type); +void sym_calc_value(struct symbol *sym); +enum symbol_type sym_get_type(struct symbol *sym); +bool sym_tristate_within_range(struct symbol *sym,tristate tri); +bool sym_set_tristate_value(struct symbol *sym,tristate tri); +tristate sym_toggle_tristate_value(struct symbol *sym); +bool sym_string_valid(struct symbol *sym, const char *newval); +bool sym_string_within_range(struct symbol *sym, const char *str); +bool sym_set_string_value(struct symbol *sym, const char *newval); +bool sym_is_changeable(struct symbol *sym); +struct property * sym_get_choice_prop(struct symbol *sym); +const char * sym_get_string_value(struct symbol *sym); + +const char * prop_get_type_name(enum prop_type type); + +/* preprocess.c */ +enum variable_flavor { + VAR_SIMPLE, + VAR_RECURSIVE, + VAR_APPEND, +}; +void env_write_dep(FILE *f, const char *auto_conf_name); +void variable_add(const char *name, const char *value, + enum variable_flavor flavor); +void variable_all_del(void); +char *expand_dollar(const char **str); +char *expand_one_token(const char **str); + +/* expr.c */ +void expr_print(struct expr *e, void (*fn)(void *, struct symbol *, const char *), void *data, int prevtoken); diff --git a/scripts/kconfig/lxdialog/BIG.FAT.WARNING b/scripts/kconfig/lxdialog/BIG.FAT.WARNING new file mode 100644 index 000000000..7cb5a7ec9 --- /dev/null +++ b/scripts/kconfig/lxdialog/BIG.FAT.WARNING @@ -0,0 +1,4 @@ +This is NOT the official version of dialog. This version has been +significantly modified from the original. It is for use by the Linux +kernel configuration script. Please do not bother Savio Lam with +questions about this program. diff --git a/scripts/kconfig/lxdialog/checklist.c b/scripts/kconfig/lxdialog/checklist.c new file mode 100644 index 000000000..fd161cfff --- /dev/null +++ b/scripts/kconfig/lxdialog/checklist.c @@ -0,0 +1,319 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * checklist.c -- implements the checklist box + * + * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) + * Stuart Herbert - S.Herbert@sheffield.ac.uk: radiolist extension + * Alessandro Rubini - rubini@ipvvis.unipv.it: merged the two + * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcap@cfw.com) + */ + +#include "dialog.h" + +static int list_width, check_x, item_x; + +/* + * Print list item + */ +static void print_item(WINDOW * win, int choice, int selected) +{ + int i; + char *list_item = malloc(list_width + 1); + + strncpy(list_item, item_str(), list_width - item_x); + list_item[list_width - item_x] = '\0'; + + /* Clear 'residue' of last item */ + wattrset(win, dlg.menubox.atr); + wmove(win, choice, 0); + for (i = 0; i < list_width; i++) + waddch(win, ' '); + + wmove(win, choice, check_x); + wattrset(win, selected ? dlg.check_selected.atr + : dlg.check.atr); + if (!item_is_tag(':')) + wprintw(win, "(%c)", item_is_tag('X') ? 'X' : ' '); + + wattrset(win, selected ? dlg.tag_selected.atr : dlg.tag.atr); + mvwaddch(win, choice, item_x, list_item[0]); + wattrset(win, selected ? dlg.item_selected.atr : dlg.item.atr); + waddstr(win, list_item + 1); + if (selected) { + wmove(win, choice, check_x + 1); + wrefresh(win); + } + free(list_item); +} + +/* + * Print the scroll indicators. + */ +static void print_arrows(WINDOW * win, int choice, int item_no, int scroll, + int y, int x, int height) +{ + wmove(win, y, x); + + if (scroll > 0) { + wattrset(win, dlg.uarrow.atr); + waddch(win, ACS_UARROW); + waddstr(win, "(-)"); + } else { + wattrset(win, dlg.menubox.atr); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + } + + y = y + height + 1; + wmove(win, y, x); + + if ((height < item_no) && (scroll + choice < item_no - 1)) { + wattrset(win, dlg.darrow.atr); + waddch(win, ACS_DARROW); + waddstr(win, "(+)"); + } else { + wattrset(win, dlg.menubox_border.atr); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + } +} + +/* + * Display the termination buttons + */ +static void print_buttons(WINDOW * dialog, int height, int width, int selected) +{ + int x = width / 2 - 11; + int y = height - 2; + + print_button(dialog, "Select", y, x, selected == 0); + print_button(dialog, " Help ", y, x + 14, selected == 1); + + wmove(dialog, y, x + 1 + 14 * selected); + wrefresh(dialog); +} + +/* + * Display a dialog box with a list of options that can be turned on or off + * in the style of radiolist (only one option turned on at a time). + */ +int dialog_checklist(const char *title, const char *prompt, int height, + int width, int list_height) +{ + int i, x, y, box_x, box_y; + int key = 0, button = 0, choice = 0, scroll = 0, max_choice; + WINDOW *dialog, *list; + + /* which item to highlight */ + item_foreach() { + if (item_is_tag('X')) + choice = item_n(); + if (item_is_selected()) { + choice = item_n(); + break; + } + } + +do_resize: + if (getmaxy(stdscr) < (height + CHECKLIST_HEIGTH_MIN)) + return -ERRDISPLAYTOOSMALL; + if (getmaxx(stdscr) < (width + CHECKLIST_WIDTH_MIN)) + return -ERRDISPLAYTOOSMALL; + + max_choice = MIN(list_height, item_count()); + + /* center dialog box on screen */ + x = (getmaxx(stdscr) - width) / 2; + y = (getmaxy(stdscr) - height) / 2; + + draw_shadow(stdscr, y, x, height, width); + + dialog = newwin(height, width, y, x); + keypad(dialog, TRUE); + + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + wattrset(dialog, dlg.border.atr); + mvwaddch(dialog, height - 3, 0, ACS_LTEE); + for (i = 0; i < width - 2; i++) + waddch(dialog, ACS_HLINE); + wattrset(dialog, dlg.dialog.atr); + waddch(dialog, ACS_RTEE); + + print_title(dialog, title, width); + + wattrset(dialog, dlg.dialog.atr); + print_autowrap(dialog, prompt, width - 2, 1, 3); + + list_width = width - 6; + box_y = height - list_height - 5; + box_x = (width - list_width) / 2 - 1; + + /* create new window for the list */ + list = subwin(dialog, list_height, list_width, y + box_y + 1, + x + box_x + 1); + + keypad(list, TRUE); + + /* draw a box around the list items */ + draw_box(dialog, box_y, box_x, list_height + 2, list_width + 2, + dlg.menubox_border.atr, dlg.menubox.atr); + + /* Find length of longest item in order to center checklist */ + check_x = 0; + item_foreach() + check_x = MAX(check_x, strlen(item_str()) + 4); + check_x = MIN(check_x, list_width); + + check_x = (list_width - check_x) / 2; + item_x = check_x + 4; + + if (choice >= list_height) { + scroll = choice - list_height + 1; + choice -= scroll; + } + + /* Print the list */ + for (i = 0; i < max_choice; i++) { + item_set(scroll + i); + print_item(list, i, i == choice); + } + + print_arrows(dialog, choice, item_count(), scroll, + box_y, box_x + check_x + 5, list_height); + + print_buttons(dialog, height, width, 0); + + wnoutrefresh(dialog); + wnoutrefresh(list); + doupdate(); + + while (key != KEY_ESC) { + key = wgetch(dialog); + + for (i = 0; i < max_choice; i++) { + item_set(i + scroll); + if (toupper(key) == toupper(item_str()[0])) + break; + } + + if (i < max_choice || key == KEY_UP || key == KEY_DOWN || + key == '+' || key == '-') { + if (key == KEY_UP || key == '-') { + if (!choice) { + if (!scroll) + continue; + /* Scroll list down */ + if (list_height > 1) { + /* De-highlight current first item */ + item_set(scroll); + print_item(list, 0, FALSE); + scrollok(list, TRUE); + wscrl(list, -1); + scrollok(list, FALSE); + } + scroll--; + item_set(scroll); + print_item(list, 0, TRUE); + print_arrows(dialog, choice, item_count(), + scroll, box_y, box_x + check_x + 5, list_height); + + wnoutrefresh(dialog); + wrefresh(list); + + continue; /* wait for another key press */ + } else + i = choice - 1; + } else if (key == KEY_DOWN || key == '+') { + if (choice == max_choice - 1) { + if (scroll + choice >= item_count() - 1) + continue; + /* Scroll list up */ + if (list_height > 1) { + /* De-highlight current last item before scrolling up */ + item_set(scroll + max_choice - 1); + print_item(list, + max_choice - 1, + FALSE); + scrollok(list, TRUE); + wscrl(list, 1); + scrollok(list, FALSE); + } + scroll++; + item_set(scroll + max_choice - 1); + print_item(list, max_choice - 1, TRUE); + + print_arrows(dialog, choice, item_count(), + scroll, box_y, box_x + check_x + 5, list_height); + + wnoutrefresh(dialog); + wrefresh(list); + + continue; /* wait for another key press */ + } else + i = choice + 1; + } + if (i != choice) { + /* De-highlight current item */ + item_set(scroll + choice); + print_item(list, choice, FALSE); + /* Highlight new item */ + choice = i; + item_set(scroll + choice); + print_item(list, choice, TRUE); + wnoutrefresh(dialog); + wrefresh(list); + } + continue; /* wait for another key press */ + } + switch (key) { + case 'H': + case 'h': + case '?': + button = 1; + /* fall-through */ + case 'S': + case 's': + case ' ': + case '\n': + item_foreach() + item_set_selected(0); + item_set(scroll + choice); + item_set_selected(1); + delwin(list); + delwin(dialog); + return button; + case TAB: + case KEY_LEFT: + case KEY_RIGHT: + button = ((key == KEY_LEFT ? --button : ++button) < 0) + ? 1 : (button > 1 ? 0 : button); + + print_buttons(dialog, height, width, button); + wrefresh(dialog); + break; + case 'X': + case 'x': + key = KEY_ESC; + break; + case KEY_ESC: + key = on_key_esc(dialog); + break; + case KEY_RESIZE: + delwin(list); + delwin(dialog); + on_key_resize(); + goto do_resize; + } + + /* Now, update everything... */ + doupdate(); + } + delwin(list); + delwin(dialog); + return key; /* ESC pressed */ +} diff --git a/scripts/kconfig/lxdialog/dialog.h b/scripts/kconfig/lxdialog/dialog.h new file mode 100644 index 000000000..68b565e3c --- /dev/null +++ b/scripts/kconfig/lxdialog/dialog.h @@ -0,0 +1,238 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * dialog.h -- common declarations for all dialog modules + * + * AUTHOR: Savio Lam (lam836@cs.cuhk.hk) + */ + +#include <sys/types.h> +#include <fcntl.h> +#include <unistd.h> +#include <ctype.h> +#include <stdlib.h> +#include <string.h> +#include <stdbool.h> + +#ifdef __sun__ +#define CURS_MACROS +#endif +#include <ncurses.h> + +/* + * Colors in ncurses 1.9.9e do not work properly since foreground and + * background colors are OR'd rather than separately masked. This version + * of dialog was hacked to work with ncurses 1.9.9e, making it incompatible + * with standard curses. The simplest fix (to make this work with standard + * curses) uses the wbkgdset() function, not used in the original hack. + * Turn it off if we're building with 1.9.9e, since it just confuses things. + */ +#if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE) +#define OLD_NCURSES 1 +#undef wbkgdset +#define wbkgdset(w,p) /*nothing */ +#else +#define OLD_NCURSES 0 +#endif + +#define TR(params) _tracef params + +#define KEY_ESC 27 +#define TAB 9 +#define MAX_LEN 2048 +#define BUF_SIZE (10*1024) +#define MIN(x,y) (x < y ? x : y) +#define MAX(x,y) (x > y ? x : y) + +#ifndef ACS_ULCORNER +#define ACS_ULCORNER '+' +#endif +#ifndef ACS_LLCORNER +#define ACS_LLCORNER '+' +#endif +#ifndef ACS_URCORNER +#define ACS_URCORNER '+' +#endif +#ifndef ACS_LRCORNER +#define ACS_LRCORNER '+' +#endif +#ifndef ACS_HLINE +#define ACS_HLINE '-' +#endif +#ifndef ACS_VLINE +#define ACS_VLINE '|' +#endif +#ifndef ACS_LTEE +#define ACS_LTEE '+' +#endif +#ifndef ACS_RTEE +#define ACS_RTEE '+' +#endif +#ifndef ACS_UARROW +#define ACS_UARROW '^' +#endif +#ifndef ACS_DARROW +#define ACS_DARROW 'v' +#endif + +/* error return codes */ +#define ERRDISPLAYTOOSMALL (KEY_MAX + 1) + +/* + * Color definitions + */ +struct dialog_color { + chtype atr; /* Color attribute */ + int fg; /* foreground */ + int bg; /* background */ + int hl; /* highlight this item */ +}; + +struct subtitle_list { + struct subtitle_list *next; + const char *text; +}; + +struct dialog_info { + const char *backtitle; + struct subtitle_list *subtitles; + struct dialog_color screen; + struct dialog_color shadow; + struct dialog_color dialog; + struct dialog_color title; + struct dialog_color border; + struct dialog_color button_active; + struct dialog_color button_inactive; + struct dialog_color button_key_active; + struct dialog_color button_key_inactive; + struct dialog_color button_label_active; + struct dialog_color button_label_inactive; + struct dialog_color inputbox; + struct dialog_color inputbox_border; + struct dialog_color searchbox; + struct dialog_color searchbox_title; + struct dialog_color searchbox_border; + struct dialog_color position_indicator; + struct dialog_color menubox; + struct dialog_color menubox_border; + struct dialog_color item; + struct dialog_color item_selected; + struct dialog_color tag; + struct dialog_color tag_selected; + struct dialog_color tag_key; + struct dialog_color tag_key_selected; + struct dialog_color check; + struct dialog_color check_selected; + struct dialog_color uarrow; + struct dialog_color darrow; +}; + +/* + * Global variables + */ +extern struct dialog_info dlg; +extern char dialog_input_result[]; +extern int saved_x, saved_y; /* Needed in signal handler in mconf.c */ + +/* + * Function prototypes + */ + +/* item list as used by checklist and menubox */ +void item_reset(void); +void item_make(const char *fmt, ...); +void item_add_str(const char *fmt, ...); +void item_set_tag(char tag); +void item_set_data(void *p); +void item_set_selected(int val); +int item_activate_selected(void); +void *item_data(void); +char item_tag(void); + +/* item list manipulation for lxdialog use */ +#define MAXITEMSTR 200 +struct dialog_item { + char str[MAXITEMSTR]; /* prompt displayed */ + char tag; + void *data; /* pointer to menu item - used by menubox+checklist */ + int selected; /* Set to 1 by dialog_*() function if selected. */ +}; + +/* list of lialog_items */ +struct dialog_list { + struct dialog_item node; + struct dialog_list *next; +}; + +extern struct dialog_list *item_cur; +extern struct dialog_list item_nil; +extern struct dialog_list *item_head; + +int item_count(void); +void item_set(int n); +int item_n(void); +const char *item_str(void); +int item_is_selected(void); +int item_is_tag(char tag); +#define item_foreach() \ + for (item_cur = item_head ? item_head: item_cur; \ + item_cur && (item_cur != &item_nil); item_cur = item_cur->next) + +/* generic key handlers */ +int on_key_esc(WINDOW *win); +int on_key_resize(void); + +/* minimum (re)size values */ +#define CHECKLIST_HEIGTH_MIN 6 /* For dialog_checklist() */ +#define CHECKLIST_WIDTH_MIN 6 +#define INPUTBOX_HEIGTH_MIN 2 /* For dialog_inputbox() */ +#define INPUTBOX_WIDTH_MIN 2 +#define MENUBOX_HEIGTH_MIN 15 /* For dialog_menu() */ +#define MENUBOX_WIDTH_MIN 65 +#define TEXTBOX_HEIGTH_MIN 8 /* For dialog_textbox() */ +#define TEXTBOX_WIDTH_MIN 8 +#define YESNO_HEIGTH_MIN 4 /* For dialog_yesno() */ +#define YESNO_WIDTH_MIN 4 +#define WINDOW_HEIGTH_MIN 19 /* For init_dialog() */ +#define WINDOW_WIDTH_MIN 80 + +int init_dialog(const char *backtitle); +void set_dialog_backtitle(const char *backtitle); +void set_dialog_subtitles(struct subtitle_list *subtitles); +void end_dialog(int x, int y); +void attr_clear(WINDOW * win, int height, int width, chtype attr); +void dialog_clear(void); +void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x); +void print_button(WINDOW * win, const char *label, int y, int x, int selected); +void print_title(WINDOW *dialog, const char *title, int width); +void draw_box(WINDOW * win, int y, int x, int height, int width, chtype box, + chtype border); +void draw_shadow(WINDOW * win, int y, int x, int height, int width); + +int first_alpha(const char *string, const char *exempt); +int dialog_yesno(const char *title, const char *prompt, int height, int width); +int dialog_msgbox(const char *title, const char *prompt, int height, + int width, int pause); + + +typedef void (*update_text_fn)(char *buf, size_t start, size_t end, void + *_data); +int dialog_textbox(const char *title, char *tbuf, int initial_height, + int initial_width, int *keys, int *_vscroll, int *_hscroll, + update_text_fn update_text, void *data); +int dialog_menu(const char *title, const char *prompt, + const void *selected, int *s_scroll); +int dialog_checklist(const char *title, const char *prompt, int height, + int width, int list_height); +int dialog_inputbox(const char *title, const char *prompt, int height, + int width, const char *init); + +/* + * This is the base for fictitious keys, which activate + * the buttons. + * + * Mouse-generated keys are the following: + * -- the first 32 are used as numbers, in addition to '0'-'9' + * -- the lowercase are used to signal mouse-enter events (M_EVENT + 'o') + * -- uppercase chars are used to invoke the button (M_EVENT + 'O') + */ +#define M_EVENT (KEY_MAX+1) diff --git a/scripts/kconfig/lxdialog/inputbox.c b/scripts/kconfig/lxdialog/inputbox.c new file mode 100644 index 000000000..1dcfb288e --- /dev/null +++ b/scripts/kconfig/lxdialog/inputbox.c @@ -0,0 +1,289 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * inputbox.c -- implements the input box + * + * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) + * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcap@cfw.com) + */ + +#include "dialog.h" + +char dialog_input_result[MAX_LEN + 1]; + +/* + * Print the termination buttons + */ +static void print_buttons(WINDOW * dialog, int height, int width, int selected) +{ + int x = width / 2 - 11; + int y = height - 2; + + print_button(dialog, " Ok ", y, x, selected == 0); + print_button(dialog, " Help ", y, x + 14, selected == 1); + + wmove(dialog, y, x + 1 + 14 * selected); + wrefresh(dialog); +} + +/* + * Display a dialog box for inputing a string + */ +int dialog_inputbox(const char *title, const char *prompt, int height, int width, + const char *init) +{ + int i, x, y, box_y, box_x, box_width; + int input_x = 0, key = 0, button = -1; + int show_x, len, pos; + char *instr = dialog_input_result; + WINDOW *dialog; + + if (!init) + instr[0] = '\0'; + else + strcpy(instr, init); + +do_resize: + if (getmaxy(stdscr) <= (height - INPUTBOX_HEIGTH_MIN)) + return -ERRDISPLAYTOOSMALL; + if (getmaxx(stdscr) <= (width - INPUTBOX_WIDTH_MIN)) + return -ERRDISPLAYTOOSMALL; + + /* center dialog box on screen */ + x = (getmaxx(stdscr) - width) / 2; + y = (getmaxy(stdscr) - height) / 2; + + draw_shadow(stdscr, y, x, height, width); + + dialog = newwin(height, width, y, x); + keypad(dialog, TRUE); + + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + wattrset(dialog, dlg.border.atr); + mvwaddch(dialog, height - 3, 0, ACS_LTEE); + for (i = 0; i < width - 2; i++) + waddch(dialog, ACS_HLINE); + wattrset(dialog, dlg.dialog.atr); + waddch(dialog, ACS_RTEE); + + print_title(dialog, title, width); + + wattrset(dialog, dlg.dialog.atr); + print_autowrap(dialog, prompt, width - 2, 1, 3); + + /* Draw the input field box */ + box_width = width - 6; + getyx(dialog, y, x); + box_y = y + 2; + box_x = (width - box_width) / 2; + draw_box(dialog, y + 1, box_x - 1, 3, box_width + 2, + dlg.dialog.atr, dlg.border.atr); + + print_buttons(dialog, height, width, 0); + + /* Set up the initial value */ + wmove(dialog, box_y, box_x); + wattrset(dialog, dlg.inputbox.atr); + + len = strlen(instr); + pos = len; + + if (len >= box_width) { + show_x = len - box_width + 1; + input_x = box_width - 1; + for (i = 0; i < box_width - 1; i++) + waddch(dialog, instr[show_x + i]); + } else { + show_x = 0; + input_x = len; + waddstr(dialog, instr); + } + + wmove(dialog, box_y, box_x + input_x); + + wrefresh(dialog); + + while (key != KEY_ESC) { + key = wgetch(dialog); + + if (button == -1) { /* Input box selected */ + switch (key) { + case TAB: + case KEY_UP: + case KEY_DOWN: + break; + case KEY_BACKSPACE: + case 8: /* ^H */ + case 127: /* ^? */ + if (pos) { + wattrset(dialog, dlg.inputbox.atr); + if (input_x == 0) { + show_x--; + } else + input_x--; + + if (pos < len) { + for (i = pos - 1; i < len; i++) { + instr[i] = instr[i+1]; + } + } + + pos--; + len--; + instr[len] = '\0'; + wmove(dialog, box_y, box_x); + for (i = 0; i < box_width; i++) { + if (!instr[show_x + i]) { + waddch(dialog, ' '); + break; + } + waddch(dialog, instr[show_x + i]); + } + wmove(dialog, box_y, input_x + box_x); + wrefresh(dialog); + } + continue; + case KEY_LEFT: + if (pos > 0) { + if (input_x > 0) { + wmove(dialog, box_y, --input_x + box_x); + } else if (input_x == 0) { + show_x--; + wmove(dialog, box_y, box_x); + for (i = 0; i < box_width; i++) { + if (!instr[show_x + i]) { + waddch(dialog, ' '); + break; + } + waddch(dialog, instr[show_x + i]); + } + wmove(dialog, box_y, box_x); + } + pos--; + } + continue; + case KEY_RIGHT: + if (pos < len) { + if (input_x < box_width - 1) { + wmove(dialog, box_y, ++input_x + box_x); + } else if (input_x == box_width - 1) { + show_x++; + wmove(dialog, box_y, box_x); + for (i = 0; i < box_width; i++) { + if (!instr[show_x + i]) { + waddch(dialog, ' '); + break; + } + waddch(dialog, instr[show_x + i]); + } + wmove(dialog, box_y, input_x + box_x); + } + pos++; + } + continue; + default: + if (key < 0x100 && isprint(key)) { + if (len < MAX_LEN) { + wattrset(dialog, dlg.inputbox.atr); + if (pos < len) { + for (i = len; i > pos; i--) + instr[i] = instr[i-1]; + instr[pos] = key; + } else { + instr[len] = key; + } + pos++; + len++; + instr[len] = '\0'; + + if (input_x == box_width - 1) { + show_x++; + } else { + input_x++; + } + + wmove(dialog, box_y, box_x); + for (i = 0; i < box_width; i++) { + if (!instr[show_x + i]) { + waddch(dialog, ' '); + break; + } + waddch(dialog, instr[show_x + i]); + } + wmove(dialog, box_y, input_x + box_x); + wrefresh(dialog); + } else + flash(); /* Alarm user about overflow */ + continue; + } + } + } + switch (key) { + case 'O': + case 'o': + delwin(dialog); + return 0; + case 'H': + case 'h': + delwin(dialog); + return 1; + case KEY_UP: + case KEY_LEFT: + switch (button) { + case -1: + button = 1; /* Indicates "Help" button is selected */ + print_buttons(dialog, height, width, 1); + break; + case 0: + button = -1; /* Indicates input box is selected */ + print_buttons(dialog, height, width, 0); + wmove(dialog, box_y, box_x + input_x); + wrefresh(dialog); + break; + case 1: + button = 0; /* Indicates "OK" button is selected */ + print_buttons(dialog, height, width, 0); + break; + } + break; + case TAB: + case KEY_DOWN: + case KEY_RIGHT: + switch (button) { + case -1: + button = 0; /* Indicates "OK" button is selected */ + print_buttons(dialog, height, width, 0); + break; + case 0: + button = 1; /* Indicates "Help" button is selected */ + print_buttons(dialog, height, width, 1); + break; + case 1: + button = -1; /* Indicates input box is selected */ + print_buttons(dialog, height, width, 0); + wmove(dialog, box_y, box_x + input_x); + wrefresh(dialog); + break; + } + break; + case ' ': + case '\n': + delwin(dialog); + return (button == -1 ? 0 : button); + case 'X': + case 'x': + key = KEY_ESC; + break; + case KEY_ESC: + key = on_key_esc(dialog); + break; + case KEY_RESIZE: + delwin(dialog); + on_key_resize(); + goto do_resize; + } + } + + delwin(dialog); + return KEY_ESC; /* ESC pressed */ +} diff --git a/scripts/kconfig/lxdialog/menubox.c b/scripts/kconfig/lxdialog/menubox.c new file mode 100644 index 000000000..58c2f8afe --- /dev/null +++ b/scripts/kconfig/lxdialog/menubox.c @@ -0,0 +1,424 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * menubox.c -- implements the menu box + * + * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) + * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcapw@cfw.com) + */ + +/* + * Changes by Clifford Wolf (god@clifford.at) + * + * [ 1998-06-13 ] + * + * *) A bugfix for the Page-Down problem + * + * *) Formerly when I used Page Down and Page Up, the cursor would be set + * to the first position in the menu box. Now lxdialog is a bit + * smarter and works more like other menu systems (just have a look at + * it). + * + * *) Formerly if I selected something my scrolling would be broken because + * lxdialog is re-invoked by the Menuconfig shell script, can't + * remember the last scrolling position, and just sets it so that the + * cursor is at the bottom of the box. Now it writes the temporary file + * lxdialog.scrltmp which contains this information. The file is + * deleted by lxdialog if the user leaves a submenu or enters a new + * one, but it would be nice if Menuconfig could make another "rm -f" + * just to be sure. Just try it out - you will recognise a difference! + * + * [ 1998-06-14 ] + * + * *) Now lxdialog is crash-safe against broken "lxdialog.scrltmp" files + * and menus change their size on the fly. + * + * *) If for some reason the last scrolling position is not saved by + * lxdialog, it sets the scrolling so that the selected item is in the + * middle of the menu box, not at the bottom. + * + * 02 January 1999, Michael Elizabeth Chastain (mec@shout.net) + * Reset 'scroll' to 0 if the value from lxdialog.scrltmp is bogus. + * This fixes a bug in Menuconfig where using ' ' to descend into menus + * would leave mis-synchronized lxdialog.scrltmp files lying around, + * fscanf would read in 'scroll', and eventually that value would get used. + */ + +#include "dialog.h" + +static int menu_width, item_x; + +/* + * Print menu item + */ +static void do_print_item(WINDOW * win, const char *item, int line_y, + int selected, int hotkey) +{ + int j; + char *menu_item = malloc(menu_width + 1); + + strncpy(menu_item, item, menu_width - item_x); + menu_item[menu_width - item_x] = '\0'; + j = first_alpha(menu_item, "YyNnMmHh"); + + /* Clear 'residue' of last item */ + wattrset(win, dlg.menubox.atr); + wmove(win, line_y, 0); +#if OLD_NCURSES + { + int i; + for (i = 0; i < menu_width; i++) + waddch(win, ' '); + } +#else + wclrtoeol(win); +#endif + wattrset(win, selected ? dlg.item_selected.atr : dlg.item.atr); + mvwaddstr(win, line_y, item_x, menu_item); + if (hotkey) { + wattrset(win, selected ? dlg.tag_key_selected.atr + : dlg.tag_key.atr); + mvwaddch(win, line_y, item_x + j, menu_item[j]); + } + if (selected) { + wmove(win, line_y, item_x + 1); + } + free(menu_item); + wrefresh(win); +} + +#define print_item(index, choice, selected) \ +do { \ + item_set(index); \ + do_print_item(menu, item_str(), choice, selected, !item_is_tag(':')); \ +} while (0) + +/* + * Print the scroll indicators. + */ +static void print_arrows(WINDOW * win, int item_no, int scroll, int y, int x, + int height) +{ + int cur_y, cur_x; + + getyx(win, cur_y, cur_x); + + wmove(win, y, x); + + if (scroll > 0) { + wattrset(win, dlg.uarrow.atr); + waddch(win, ACS_UARROW); + waddstr(win, "(-)"); + } else { + wattrset(win, dlg.menubox.atr); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + } + + y = y + height + 1; + wmove(win, y, x); + wrefresh(win); + + if ((height < item_no) && (scroll + height < item_no)) { + wattrset(win, dlg.darrow.atr); + waddch(win, ACS_DARROW); + waddstr(win, "(+)"); + } else { + wattrset(win, dlg.menubox_border.atr); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + waddch(win, ACS_HLINE); + } + + wmove(win, cur_y, cur_x); + wrefresh(win); +} + +/* + * Display the termination buttons. + */ +static void print_buttons(WINDOW * win, int height, int width, int selected) +{ + int x = width / 2 - 28; + int y = height - 2; + + print_button(win, "Select", y, x, selected == 0); + print_button(win, " Exit ", y, x + 12, selected == 1); + print_button(win, " Help ", y, x + 24, selected == 2); + print_button(win, " Save ", y, x + 36, selected == 3); + print_button(win, " Load ", y, x + 48, selected == 4); + + wmove(win, y, x + 1 + 12 * selected); + wrefresh(win); +} + +/* scroll up n lines (n may be negative) */ +static void do_scroll(WINDOW *win, int *scroll, int n) +{ + /* Scroll menu up */ + scrollok(win, TRUE); + wscrl(win, n); + scrollok(win, FALSE); + *scroll = *scroll + n; + wrefresh(win); +} + +/* + * Display a menu for choosing among a number of options + */ +int dialog_menu(const char *title, const char *prompt, + const void *selected, int *s_scroll) +{ + int i, j, x, y, box_x, box_y; + int height, width, menu_height; + int key = 0, button = 0, scroll = 0, choice = 0; + int first_item = 0, max_choice; + WINDOW *dialog, *menu; + +do_resize: + height = getmaxy(stdscr); + width = getmaxx(stdscr); + if (height < MENUBOX_HEIGTH_MIN || width < MENUBOX_WIDTH_MIN) + return -ERRDISPLAYTOOSMALL; + + height -= 4; + width -= 5; + menu_height = height - 10; + + max_choice = MIN(menu_height, item_count()); + + /* center dialog box on screen */ + x = (getmaxx(stdscr) - width) / 2; + y = (getmaxy(stdscr) - height) / 2; + + draw_shadow(stdscr, y, x, height, width); + + dialog = newwin(height, width, y, x); + keypad(dialog, TRUE); + + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + wattrset(dialog, dlg.border.atr); + mvwaddch(dialog, height - 3, 0, ACS_LTEE); + for (i = 0; i < width - 2; i++) + waddch(dialog, ACS_HLINE); + wattrset(dialog, dlg.dialog.atr); + wbkgdset(dialog, dlg.dialog.atr & A_COLOR); + waddch(dialog, ACS_RTEE); + + print_title(dialog, title, width); + + wattrset(dialog, dlg.dialog.atr); + print_autowrap(dialog, prompt, width - 2, 1, 3); + + menu_width = width - 6; + box_y = height - menu_height - 5; + box_x = (width - menu_width) / 2 - 1; + + /* create new window for the menu */ + menu = subwin(dialog, menu_height, menu_width, + y + box_y + 1, x + box_x + 1); + keypad(menu, TRUE); + + /* draw a box around the menu items */ + draw_box(dialog, box_y, box_x, menu_height + 2, menu_width + 2, + dlg.menubox_border.atr, dlg.menubox.atr); + + if (menu_width >= 80) + item_x = (menu_width - 70) / 2; + else + item_x = 4; + + /* Set choice to default item */ + item_foreach() + if (selected && (selected == item_data())) + choice = item_n(); + /* get the saved scroll info */ + scroll = *s_scroll; + if ((scroll <= choice) && (scroll + max_choice > choice) && + (scroll >= 0) && (scroll + max_choice <= item_count())) { + first_item = scroll; + choice = choice - scroll; + } else { + scroll = 0; + } + if ((choice >= max_choice)) { + if (choice >= item_count() - max_choice / 2) + scroll = first_item = item_count() - max_choice; + else + scroll = first_item = choice - max_choice / 2; + choice = choice - scroll; + } + + /* Print the menu */ + for (i = 0; i < max_choice; i++) { + print_item(first_item + i, i, i == choice); + } + + wnoutrefresh(menu); + + print_arrows(dialog, item_count(), scroll, + box_y, box_x + item_x + 1, menu_height); + + print_buttons(dialog, height, width, 0); + wmove(menu, choice, item_x + 1); + wrefresh(menu); + + while (key != KEY_ESC) { + key = wgetch(menu); + + if (key < 256 && isalpha(key)) + key = tolower(key); + + if (strchr("ynmh", key)) + i = max_choice; + else { + for (i = choice + 1; i < max_choice; i++) { + item_set(scroll + i); + j = first_alpha(item_str(), "YyNnMmHh"); + if (key == tolower(item_str()[j])) + break; + } + if (i == max_choice) + for (i = 0; i < max_choice; i++) { + item_set(scroll + i); + j = first_alpha(item_str(), "YyNnMmHh"); + if (key == tolower(item_str()[j])) + break; + } + } + + if (item_count() != 0 && + (i < max_choice || + key == KEY_UP || key == KEY_DOWN || + key == '-' || key == '+' || + key == KEY_PPAGE || key == KEY_NPAGE)) { + /* Remove highligt of current item */ + print_item(scroll + choice, choice, FALSE); + + if (key == KEY_UP || key == '-') { + if (choice < 2 && scroll) { + /* Scroll menu down */ + do_scroll(menu, &scroll, -1); + + print_item(scroll, 0, FALSE); + } else + choice = MAX(choice - 1, 0); + + } else if (key == KEY_DOWN || key == '+') { + print_item(scroll+choice, choice, FALSE); + + if ((choice > max_choice - 3) && + (scroll + max_choice < item_count())) { + /* Scroll menu up */ + do_scroll(menu, &scroll, 1); + + print_item(scroll+max_choice - 1, + max_choice - 1, FALSE); + } else + choice = MIN(choice + 1, max_choice - 1); + + } else if (key == KEY_PPAGE) { + scrollok(menu, TRUE); + for (i = 0; (i < max_choice); i++) { + if (scroll > 0) { + do_scroll(menu, &scroll, -1); + print_item(scroll, 0, FALSE); + } else { + if (choice > 0) + choice--; + } + } + + } else if (key == KEY_NPAGE) { + for (i = 0; (i < max_choice); i++) { + if (scroll + max_choice < item_count()) { + do_scroll(menu, &scroll, 1); + print_item(scroll+max_choice-1, + max_choice - 1, FALSE); + } else { + if (choice + 1 < max_choice) + choice++; + } + } + } else + choice = i; + + print_item(scroll + choice, choice, TRUE); + + print_arrows(dialog, item_count(), scroll, + box_y, box_x + item_x + 1, menu_height); + + wnoutrefresh(dialog); + wrefresh(menu); + + continue; /* wait for another key press */ + } + + switch (key) { + case KEY_LEFT: + case TAB: + case KEY_RIGHT: + button = ((key == KEY_LEFT ? --button : ++button) < 0) + ? 4 : (button > 4 ? 0 : button); + + print_buttons(dialog, height, width, button); + wrefresh(menu); + break; + case ' ': + case 's': + case 'y': + case 'n': + case 'm': + case '/': + case 'h': + case '?': + case 'z': + case '\n': + /* save scroll info */ + *s_scroll = scroll; + delwin(menu); + delwin(dialog); + item_set(scroll + choice); + item_set_selected(1); + switch (key) { + case 'h': + case '?': + return 2; + case 's': + case 'y': + return 5; + case 'n': + return 6; + case 'm': + return 7; + case ' ': + return 8; + case '/': + return 9; + case 'z': + return 10; + case '\n': + return button; + } + return 0; + case 'e': + case 'x': + key = KEY_ESC; + break; + case KEY_ESC: + key = on_key_esc(menu); + break; + case KEY_RESIZE: + on_key_resize(); + delwin(menu); + delwin(dialog); + goto do_resize; + } + } + delwin(menu); + delwin(dialog); + return key; /* ESC pressed */ +} diff --git a/scripts/kconfig/lxdialog/textbox.c b/scripts/kconfig/lxdialog/textbox.c new file mode 100644 index 000000000..4e339b126 --- /dev/null +++ b/scripts/kconfig/lxdialog/textbox.c @@ -0,0 +1,395 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * textbox.c -- implements the text box + * + * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) + * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcap@cfw.com) + */ + +#include "dialog.h" + +static void back_lines(int n); +static void print_page(WINDOW *win, int height, int width, update_text_fn + update_text, void *data); +static void print_line(WINDOW *win, int row, int width); +static char *get_line(void); +static void print_position(WINDOW * win); + +static int hscroll; +static int begin_reached, end_reached, page_length; +static char *buf; +static char *page; + +/* + * refresh window content + */ +static void refresh_text_box(WINDOW *dialog, WINDOW *box, int boxh, int boxw, + int cur_y, int cur_x, update_text_fn update_text, + void *data) +{ + print_page(box, boxh, boxw, update_text, data); + print_position(dialog); + wmove(dialog, cur_y, cur_x); /* Restore cursor position */ + wrefresh(dialog); +} + + +/* + * Display text from a file in a dialog box. + * + * keys is a null-terminated array + * update_text() may not add or remove any '\n' or '\0' in tbuf + */ +int dialog_textbox(const char *title, char *tbuf, int initial_height, + int initial_width, int *keys, int *_vscroll, int *_hscroll, + update_text_fn update_text, void *data) +{ + int i, x, y, cur_x, cur_y, key = 0; + int height, width, boxh, boxw; + WINDOW *dialog, *box; + bool done = false; + + begin_reached = 1; + end_reached = 0; + page_length = 0; + hscroll = 0; + buf = tbuf; + page = buf; /* page is pointer to start of page to be displayed */ + + if (_vscroll && *_vscroll) { + begin_reached = 0; + + for (i = 0; i < *_vscroll; i++) + get_line(); + } + if (_hscroll) + hscroll = *_hscroll; + +do_resize: + getmaxyx(stdscr, height, width); + if (height < TEXTBOX_HEIGTH_MIN || width < TEXTBOX_WIDTH_MIN) + return -ERRDISPLAYTOOSMALL; + if (initial_height != 0) + height = initial_height; + else + if (height > 4) + height -= 4; + else + height = 0; + if (initial_width != 0) + width = initial_width; + else + if (width > 5) + width -= 5; + else + width = 0; + + /* center dialog box on screen */ + x = (getmaxx(stdscr) - width) / 2; + y = (getmaxy(stdscr) - height) / 2; + + draw_shadow(stdscr, y, x, height, width); + + dialog = newwin(height, width, y, x); + keypad(dialog, TRUE); + + /* Create window for box region, used for scrolling text */ + boxh = height - 4; + boxw = width - 2; + box = subwin(dialog, boxh, boxw, y + 1, x + 1); + wattrset(box, dlg.dialog.atr); + wbkgdset(box, dlg.dialog.atr & A_COLOR); + + keypad(box, TRUE); + + /* register the new window, along with its borders */ + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + + wattrset(dialog, dlg.border.atr); + mvwaddch(dialog, height - 3, 0, ACS_LTEE); + for (i = 0; i < width - 2; i++) + waddch(dialog, ACS_HLINE); + wattrset(dialog, dlg.dialog.atr); + wbkgdset(dialog, dlg.dialog.atr & A_COLOR); + waddch(dialog, ACS_RTEE); + + print_title(dialog, title, width); + + print_button(dialog, " Exit ", height - 2, width / 2 - 4, TRUE); + wnoutrefresh(dialog); + getyx(dialog, cur_y, cur_x); /* Save cursor position */ + + /* Print first page of text */ + attr_clear(box, boxh, boxw, dlg.dialog.atr); + refresh_text_box(dialog, box, boxh, boxw, cur_y, cur_x, update_text, + data); + + while (!done) { + key = wgetch(dialog); + switch (key) { + case 'E': /* Exit */ + case 'e': + case 'X': + case 'x': + case 'q': + case '\n': + done = true; + break; + case 'g': /* First page */ + case KEY_HOME: + if (!begin_reached) { + begin_reached = 1; + page = buf; + refresh_text_box(dialog, box, boxh, boxw, + cur_y, cur_x, update_text, + data); + } + break; + case 'G': /* Last page */ + case KEY_END: + + end_reached = 1; + /* point to last char in buf */ + page = buf + strlen(buf); + back_lines(boxh); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); + break; + case 'K': /* Previous line */ + case 'k': + case KEY_UP: + if (begin_reached) + break; + + back_lines(page_length + 1); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); + break; + case 'B': /* Previous page */ + case 'b': + case 'u': + case KEY_PPAGE: + if (begin_reached) + break; + back_lines(page_length + boxh); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); + break; + case 'J': /* Next line */ + case 'j': + case KEY_DOWN: + if (end_reached) + break; + + back_lines(page_length - 1); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); + break; + case KEY_NPAGE: /* Next page */ + case ' ': + case 'd': + if (end_reached) + break; + + begin_reached = 0; + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); + break; + case '0': /* Beginning of line */ + case 'H': /* Scroll left */ + case 'h': + case KEY_LEFT: + if (hscroll <= 0) + break; + + if (key == '0') + hscroll = 0; + else + hscroll--; + /* Reprint current page to scroll horizontally */ + back_lines(page_length); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); + break; + case 'L': /* Scroll right */ + case 'l': + case KEY_RIGHT: + if (hscroll >= MAX_LEN) + break; + hscroll++; + /* Reprint current page to scroll horizontally */ + back_lines(page_length); + refresh_text_box(dialog, box, boxh, boxw, cur_y, + cur_x, update_text, data); + break; + case KEY_ESC: + if (on_key_esc(dialog) == KEY_ESC) + done = true; + break; + case KEY_RESIZE: + back_lines(height); + delwin(box); + delwin(dialog); + on_key_resize(); + goto do_resize; + default: + for (i = 0; keys[i]; i++) { + if (key == keys[i]) { + done = true; + break; + } + } + } + } + delwin(box); + delwin(dialog); + if (_vscroll) { + const char *s; + + s = buf; + *_vscroll = 0; + back_lines(page_length); + while (s < page && (s = strchr(s, '\n'))) { + (*_vscroll)++; + s++; + } + } + if (_hscroll) + *_hscroll = hscroll; + return key; +} + +/* + * Go back 'n' lines in text. Called by dialog_textbox(). + * 'page' will be updated to point to the desired line in 'buf'. + */ +static void back_lines(int n) +{ + int i; + + begin_reached = 0; + /* Go back 'n' lines */ + for (i = 0; i < n; i++) { + if (*page == '\0') { + if (end_reached) { + end_reached = 0; + continue; + } + } + if (page == buf) { + begin_reached = 1; + return; + } + page--; + do { + if (page == buf) { + begin_reached = 1; + return; + } + page--; + } while (*page != '\n'); + page++; + } +} + +/* + * Print a new page of text. + */ +static void print_page(WINDOW *win, int height, int width, update_text_fn + update_text, void *data) +{ + int i, passed_end = 0; + + if (update_text) { + char *end; + + for (i = 0; i < height; i++) + get_line(); + end = page; + back_lines(height); + update_text(buf, page - buf, end - buf, data); + } + + page_length = 0; + for (i = 0; i < height; i++) { + print_line(win, i, width); + if (!passed_end) + page_length++; + if (end_reached && !passed_end) + passed_end = 1; + } + wnoutrefresh(win); +} + +/* + * Print a new line of text. + */ +static void print_line(WINDOW * win, int row, int width) +{ + char *line; + + line = get_line(); + line += MIN(strlen(line), hscroll); /* Scroll horizontally */ + wmove(win, row, 0); /* move cursor to correct line */ + waddch(win, ' '); + waddnstr(win, line, MIN(strlen(line), width - 2)); + + /* Clear 'residue' of previous line */ +#if OLD_NCURSES + { + int x = getcurx(win); + int i; + for (i = 0; i < width - x; i++) + waddch(win, ' '); + } +#else + wclrtoeol(win); +#endif +} + +/* + * Return current line of text. Called by dialog_textbox() and print_line(). + * 'page' should point to start of current line before calling, and will be + * updated to point to start of next line. + */ +static char *get_line(void) +{ + int i = 0; + static char line[MAX_LEN + 1]; + + end_reached = 0; + while (*page != '\n') { + if (*page == '\0') { + end_reached = 1; + break; + } else if (i < MAX_LEN) + line[i++] = *(page++); + else { + /* Truncate lines longer than MAX_LEN characters */ + if (i == MAX_LEN) + line[i++] = '\0'; + page++; + } + } + if (i <= MAX_LEN) + line[i] = '\0'; + if (!end_reached) + page++; /* move past '\n' */ + + return line; +} + +/* + * Print current position + */ +static void print_position(WINDOW * win) +{ + int percent; + + wattrset(win, dlg.position_indicator.atr); + wbkgdset(win, dlg.position_indicator.atr & A_COLOR); + percent = (page - buf) * 100 / strlen(buf); + wmove(win, getmaxy(win) - 3, getmaxx(win) - 9); + wprintw(win, "(%3d%%)", percent); +} diff --git a/scripts/kconfig/lxdialog/util.c b/scripts/kconfig/lxdialog/util.c new file mode 100644 index 000000000..1b490d4af --- /dev/null +++ b/scripts/kconfig/lxdialog/util.c @@ -0,0 +1,700 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * util.c + * + * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) + * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcap@cfw.com) + */ + +#include <stdarg.h> + +#include "dialog.h" + +/* Needed in signal handler in mconf.c */ +int saved_x, saved_y; + +struct dialog_info dlg; + +static void set_mono_theme(void) +{ + dlg.screen.atr = A_NORMAL; + dlg.shadow.atr = A_NORMAL; + dlg.dialog.atr = A_NORMAL; + dlg.title.atr = A_BOLD; + dlg.border.atr = A_NORMAL; + dlg.button_active.atr = A_REVERSE; + dlg.button_inactive.atr = A_DIM; + dlg.button_key_active.atr = A_REVERSE; + dlg.button_key_inactive.atr = A_BOLD; + dlg.button_label_active.atr = A_REVERSE; + dlg.button_label_inactive.atr = A_NORMAL; + dlg.inputbox.atr = A_NORMAL; + dlg.inputbox_border.atr = A_NORMAL; + dlg.searchbox.atr = A_NORMAL; + dlg.searchbox_title.atr = A_BOLD; + dlg.searchbox_border.atr = A_NORMAL; + dlg.position_indicator.atr = A_BOLD; + dlg.menubox.atr = A_NORMAL; + dlg.menubox_border.atr = A_NORMAL; + dlg.item.atr = A_NORMAL; + dlg.item_selected.atr = A_REVERSE; + dlg.tag.atr = A_BOLD; + dlg.tag_selected.atr = A_REVERSE; + dlg.tag_key.atr = A_BOLD; + dlg.tag_key_selected.atr = A_REVERSE; + dlg.check.atr = A_BOLD; + dlg.check_selected.atr = A_REVERSE; + dlg.uarrow.atr = A_BOLD; + dlg.darrow.atr = A_BOLD; +} + +#define DLG_COLOR(dialog, f, b, h) \ +do { \ + dlg.dialog.fg = (f); \ + dlg.dialog.bg = (b); \ + dlg.dialog.hl = (h); \ +} while (0) + +static void set_classic_theme(void) +{ + DLG_COLOR(screen, COLOR_CYAN, COLOR_BLUE, true); + DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, true); + DLG_COLOR(dialog, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(title, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(border, COLOR_WHITE, COLOR_WHITE, true); + DLG_COLOR(button_active, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(button_inactive, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(button_key_active, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_WHITE, false); + DLG_COLOR(button_label_active, COLOR_YELLOW, COLOR_BLUE, true); + DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_WHITE, true); + DLG_COLOR(inputbox, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(inputbox_border, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(searchbox, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(searchbox_border, COLOR_WHITE, COLOR_WHITE, true); + DLG_COLOR(position_indicator, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(menubox, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(menubox_border, COLOR_WHITE, COLOR_WHITE, true); + DLG_COLOR(item, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(item_selected, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(tag, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_BLUE, true); + DLG_COLOR(tag_key, COLOR_YELLOW, COLOR_WHITE, true); + DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_BLUE, true); + DLG_COLOR(check, COLOR_BLACK, COLOR_WHITE, false); + DLG_COLOR(check_selected, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(uarrow, COLOR_GREEN, COLOR_WHITE, true); + DLG_COLOR(darrow, COLOR_GREEN, COLOR_WHITE, true); +} + +static void set_blackbg_theme(void) +{ + DLG_COLOR(screen, COLOR_RED, COLOR_BLACK, true); + DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, false); + DLG_COLOR(dialog, COLOR_WHITE, COLOR_BLACK, false); + DLG_COLOR(title, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(border, COLOR_BLACK, COLOR_BLACK, true); + + DLG_COLOR(button_active, COLOR_YELLOW, COLOR_RED, false); + DLG_COLOR(button_inactive, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(button_key_active, COLOR_YELLOW, COLOR_RED, true); + DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(button_label_active, COLOR_WHITE, COLOR_RED, false); + DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_BLACK, true); + + DLG_COLOR(inputbox, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(inputbox_border, COLOR_YELLOW, COLOR_BLACK, false); + + DLG_COLOR(searchbox, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_BLACK, true); + DLG_COLOR(searchbox_border, COLOR_BLACK, COLOR_BLACK, true); + + DLG_COLOR(position_indicator, COLOR_RED, COLOR_BLACK, false); + + DLG_COLOR(menubox, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(menubox_border, COLOR_BLACK, COLOR_BLACK, true); + + DLG_COLOR(item, COLOR_WHITE, COLOR_BLACK, false); + DLG_COLOR(item_selected, COLOR_WHITE, COLOR_RED, false); + + DLG_COLOR(tag, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_RED, true); + DLG_COLOR(tag_key, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_RED, true); + + DLG_COLOR(check, COLOR_YELLOW, COLOR_BLACK, false); + DLG_COLOR(check_selected, COLOR_YELLOW, COLOR_RED, true); + + DLG_COLOR(uarrow, COLOR_RED, COLOR_BLACK, false); + DLG_COLOR(darrow, COLOR_RED, COLOR_BLACK, false); +} + +static void set_bluetitle_theme(void) +{ + set_classic_theme(); + DLG_COLOR(title, COLOR_BLUE, COLOR_WHITE, true); + DLG_COLOR(button_key_active, COLOR_YELLOW, COLOR_BLUE, true); + DLG_COLOR(button_label_active, COLOR_WHITE, COLOR_BLUE, true); + DLG_COLOR(searchbox_title, COLOR_BLUE, COLOR_WHITE, true); + DLG_COLOR(position_indicator, COLOR_BLUE, COLOR_WHITE, true); + DLG_COLOR(tag, COLOR_BLUE, COLOR_WHITE, true); + DLG_COLOR(tag_key, COLOR_BLUE, COLOR_WHITE, true); + +} + +/* + * Select color theme + */ +static int set_theme(const char *theme) +{ + int use_color = 1; + if (!theme) + set_bluetitle_theme(); + else if (strcmp(theme, "classic") == 0) + set_classic_theme(); + else if (strcmp(theme, "bluetitle") == 0) + set_bluetitle_theme(); + else if (strcmp(theme, "blackbg") == 0) + set_blackbg_theme(); + else if (strcmp(theme, "mono") == 0) + use_color = 0; + + return use_color; +} + +static void init_one_color(struct dialog_color *color) +{ + static int pair = 0; + + pair++; + init_pair(pair, color->fg, color->bg); + if (color->hl) + color->atr = A_BOLD | COLOR_PAIR(pair); + else + color->atr = COLOR_PAIR(pair); +} + +static void init_dialog_colors(void) +{ + init_one_color(&dlg.screen); + init_one_color(&dlg.shadow); + init_one_color(&dlg.dialog); + init_one_color(&dlg.title); + init_one_color(&dlg.border); + init_one_color(&dlg.button_active); + init_one_color(&dlg.button_inactive); + init_one_color(&dlg.button_key_active); + init_one_color(&dlg.button_key_inactive); + init_one_color(&dlg.button_label_active); + init_one_color(&dlg.button_label_inactive); + init_one_color(&dlg.inputbox); + init_one_color(&dlg.inputbox_border); + init_one_color(&dlg.searchbox); + init_one_color(&dlg.searchbox_title); + init_one_color(&dlg.searchbox_border); + init_one_color(&dlg.position_indicator); + init_one_color(&dlg.menubox); + init_one_color(&dlg.menubox_border); + init_one_color(&dlg.item); + init_one_color(&dlg.item_selected); + init_one_color(&dlg.tag); + init_one_color(&dlg.tag_selected); + init_one_color(&dlg.tag_key); + init_one_color(&dlg.tag_key_selected); + init_one_color(&dlg.check); + init_one_color(&dlg.check_selected); + init_one_color(&dlg.uarrow); + init_one_color(&dlg.darrow); +} + +/* + * Setup for color display + */ +static void color_setup(const char *theme) +{ + int use_color; + + use_color = set_theme(theme); + if (use_color && has_colors()) { + start_color(); + init_dialog_colors(); + } else + set_mono_theme(); +} + +/* + * Set window to attribute 'attr' + */ +void attr_clear(WINDOW * win, int height, int width, chtype attr) +{ + int i, j; + + wattrset(win, attr); + for (i = 0; i < height; i++) { + wmove(win, i, 0); + for (j = 0; j < width; j++) + waddch(win, ' '); + } + touchwin(win); +} + +void dialog_clear(void) +{ + int lines, columns; + + lines = getmaxy(stdscr); + columns = getmaxx(stdscr); + + attr_clear(stdscr, lines, columns, dlg.screen.atr); + /* Display background title if it exists ... - SLH */ + if (dlg.backtitle != NULL) { + int i, len = 0, skip = 0; + struct subtitle_list *pos; + + wattrset(stdscr, dlg.screen.atr); + mvwaddstr(stdscr, 0, 1, (char *)dlg.backtitle); + + for (pos = dlg.subtitles; pos != NULL; pos = pos->next) { + /* 3 is for the arrow and spaces */ + len += strlen(pos->text) + 3; + } + + wmove(stdscr, 1, 1); + if (len > columns - 2) { + const char *ellipsis = "[...] "; + waddstr(stdscr, ellipsis); + skip = len - (columns - 2 - strlen(ellipsis)); + } + + for (pos = dlg.subtitles; pos != NULL; pos = pos->next) { + if (skip == 0) + waddch(stdscr, ACS_RARROW); + else + skip--; + + if (skip == 0) + waddch(stdscr, ' '); + else + skip--; + + if (skip < strlen(pos->text)) { + waddstr(stdscr, pos->text + skip); + skip = 0; + } else + skip -= strlen(pos->text); + + if (skip == 0) + waddch(stdscr, ' '); + else + skip--; + } + + for (i = len + 1; i < columns - 1; i++) + waddch(stdscr, ACS_HLINE); + } + wnoutrefresh(stdscr); +} + +/* + * Do some initialization for dialog + */ +int init_dialog(const char *backtitle) +{ + int height, width; + + initscr(); /* Init curses */ + + /* Get current cursor position for signal handler in mconf.c */ + getyx(stdscr, saved_y, saved_x); + + getmaxyx(stdscr, height, width); + if (height < WINDOW_HEIGTH_MIN || width < WINDOW_WIDTH_MIN) { + endwin(); + return -ERRDISPLAYTOOSMALL; + } + + dlg.backtitle = backtitle; + color_setup(getenv("MENUCONFIG_COLOR")); + + keypad(stdscr, TRUE); + cbreak(); + noecho(); + dialog_clear(); + + return 0; +} + +void set_dialog_backtitle(const char *backtitle) +{ + dlg.backtitle = backtitle; +} + +void set_dialog_subtitles(struct subtitle_list *subtitles) +{ + dlg.subtitles = subtitles; +} + +/* + * End using dialog functions. + */ +void end_dialog(int x, int y) +{ + /* move cursor back to original position */ + move(y, x); + refresh(); + endwin(); +} + +/* Print the title of the dialog. Center the title and truncate + * tile if wider than dialog (- 2 chars). + **/ +void print_title(WINDOW *dialog, const char *title, int width) +{ + if (title) { + int tlen = MIN(width - 2, strlen(title)); + wattrset(dialog, dlg.title.atr); + mvwaddch(dialog, 0, (width - tlen) / 2 - 1, ' '); + mvwaddnstr(dialog, 0, (width - tlen)/2, title, tlen); + waddch(dialog, ' '); + } +} + +/* + * Print a string of text in a window, automatically wrap around to the + * next line if the string is too long to fit on one line. Newline + * characters '\n' are propperly processed. We start on a new line + * if there is no room for at least 4 nonblanks following a double-space. + */ +void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x) +{ + int newl, cur_x, cur_y; + int prompt_len, room, wlen; + char tempstr[MAX_LEN + 1], *word, *sp, *sp2, *newline_separator = 0; + + strcpy(tempstr, prompt); + + prompt_len = strlen(tempstr); + + if (prompt_len <= width - x * 2) { /* If prompt is short */ + wmove(win, y, (width - prompt_len) / 2); + waddstr(win, tempstr); + } else { + cur_x = x; + cur_y = y; + newl = 1; + word = tempstr; + while (word && *word) { + sp = strpbrk(word, "\n "); + if (sp && *sp == '\n') + newline_separator = sp; + + if (sp) + *sp++ = 0; + + /* Wrap to next line if either the word does not fit, + or it is the first word of a new sentence, and it is + short, and the next word does not fit. */ + room = width - cur_x; + wlen = strlen(word); + if (wlen > room || + (newl && wlen < 4 && sp + && wlen + 1 + strlen(sp) > room + && (!(sp2 = strpbrk(sp, "\n ")) + || wlen + 1 + (sp2 - sp) > room))) { + cur_y++; + cur_x = x; + } + wmove(win, cur_y, cur_x); + waddstr(win, word); + getyx(win, cur_y, cur_x); + + /* Move to the next line if the word separator was a newline */ + if (newline_separator) { + cur_y++; + cur_x = x; + newline_separator = 0; + } else + cur_x++; + + if (sp && *sp == ' ') { + cur_x++; /* double space */ + while (*++sp == ' ') ; + newl = 1; + } else + newl = 0; + word = sp; + } + } +} + +/* + * Print a button + */ +void print_button(WINDOW * win, const char *label, int y, int x, int selected) +{ + int i, temp; + + wmove(win, y, x); + wattrset(win, selected ? dlg.button_active.atr + : dlg.button_inactive.atr); + waddstr(win, "<"); + temp = strspn(label, " "); + label += temp; + wattrset(win, selected ? dlg.button_label_active.atr + : dlg.button_label_inactive.atr); + for (i = 0; i < temp; i++) + waddch(win, ' '); + wattrset(win, selected ? dlg.button_key_active.atr + : dlg.button_key_inactive.atr); + waddch(win, label[0]); + wattrset(win, selected ? dlg.button_label_active.atr + : dlg.button_label_inactive.atr); + waddstr(win, (char *)label + 1); + wattrset(win, selected ? dlg.button_active.atr + : dlg.button_inactive.atr); + waddstr(win, ">"); + wmove(win, y, x + temp + 1); +} + +/* + * Draw a rectangular box with line drawing characters + */ +void +draw_box(WINDOW * win, int y, int x, int height, int width, + chtype box, chtype border) +{ + int i, j; + + wattrset(win, 0); + for (i = 0; i < height; i++) { + wmove(win, y + i, x); + for (j = 0; j < width; j++) + if (!i && !j) + waddch(win, border | ACS_ULCORNER); + else if (i == height - 1 && !j) + waddch(win, border | ACS_LLCORNER); + else if (!i && j == width - 1) + waddch(win, box | ACS_URCORNER); + else if (i == height - 1 && j == width - 1) + waddch(win, box | ACS_LRCORNER); + else if (!i) + waddch(win, border | ACS_HLINE); + else if (i == height - 1) + waddch(win, box | ACS_HLINE); + else if (!j) + waddch(win, border | ACS_VLINE); + else if (j == width - 1) + waddch(win, box | ACS_VLINE); + else + waddch(win, box | ' '); + } +} + +/* + * Draw shadows along the right and bottom edge to give a more 3D look + * to the boxes + */ +void draw_shadow(WINDOW * win, int y, int x, int height, int width) +{ + int i; + + if (has_colors()) { /* Whether terminal supports color? */ + wattrset(win, dlg.shadow.atr); + wmove(win, y + height, x + 2); + for (i = 0; i < width; i++) + waddch(win, winch(win) & A_CHARTEXT); + for (i = y + 1; i < y + height + 1; i++) { + wmove(win, i, x + width); + waddch(win, winch(win) & A_CHARTEXT); + waddch(win, winch(win) & A_CHARTEXT); + } + wnoutrefresh(win); + } +} + +/* + * Return the position of the first alphabetic character in a string. + */ +int first_alpha(const char *string, const char *exempt) +{ + int i, in_paren = 0, c; + + for (i = 0; i < strlen(string); i++) { + c = tolower(string[i]); + + if (strchr("<[(", c)) + ++in_paren; + if (strchr(">])", c) && in_paren > 0) + --in_paren; + + if ((!in_paren) && isalpha(c) && strchr(exempt, c) == 0) + return i; + } + + return 0; +} + +/* + * ncurses uses ESC to detect escaped char sequences. This resutl in + * a small timeout before ESC is actually delivered to the application. + * lxdialog suggest <ESC> <ESC> which is correctly translated to two + * times esc. But then we need to ignore the second esc to avoid stepping + * out one menu too much. Filter away all escaped key sequences since + * keypad(FALSE) turn off ncurses support for escape sequences - and thats + * needed to make notimeout() do as expected. + */ +int on_key_esc(WINDOW *win) +{ + int key; + int key2; + int key3; + + nodelay(win, TRUE); + keypad(win, FALSE); + key = wgetch(win); + key2 = wgetch(win); + do { + key3 = wgetch(win); + } while (key3 != ERR); + nodelay(win, FALSE); + keypad(win, TRUE); + if (key == KEY_ESC && key2 == ERR) + return KEY_ESC; + else if (key != ERR && key != KEY_ESC && key2 == ERR) + ungetch(key); + + return -1; +} + +/* redraw screen in new size */ +int on_key_resize(void) +{ + dialog_clear(); + return KEY_RESIZE; +} + +struct dialog_list *item_cur; +struct dialog_list item_nil; +struct dialog_list *item_head; + +void item_reset(void) +{ + struct dialog_list *p, *next; + + for (p = item_head; p; p = next) { + next = p->next; + free(p); + } + item_head = NULL; + item_cur = &item_nil; +} + +void item_make(const char *fmt, ...) +{ + va_list ap; + struct dialog_list *p = malloc(sizeof(*p)); + + if (item_head) + item_cur->next = p; + else + item_head = p; + item_cur = p; + memset(p, 0, sizeof(*p)); + + va_start(ap, fmt); + vsnprintf(item_cur->node.str, sizeof(item_cur->node.str), fmt, ap); + va_end(ap); +} + +void item_add_str(const char *fmt, ...) +{ + va_list ap; + size_t avail; + + avail = sizeof(item_cur->node.str) - strlen(item_cur->node.str); + + va_start(ap, fmt); + vsnprintf(item_cur->node.str + strlen(item_cur->node.str), + avail, fmt, ap); + item_cur->node.str[sizeof(item_cur->node.str) - 1] = '\0'; + va_end(ap); +} + +void item_set_tag(char tag) +{ + item_cur->node.tag = tag; +} +void item_set_data(void *ptr) +{ + item_cur->node.data = ptr; +} + +void item_set_selected(int val) +{ + item_cur->node.selected = val; +} + +int item_activate_selected(void) +{ + item_foreach() + if (item_is_selected()) + return 1; + return 0; +} + +void *item_data(void) +{ + return item_cur->node.data; +} + +char item_tag(void) +{ + return item_cur->node.tag; +} + +int item_count(void) +{ + int n = 0; + struct dialog_list *p; + + for (p = item_head; p; p = p->next) + n++; + return n; +} + +void item_set(int n) +{ + int i = 0; + item_foreach() + if (i++ == n) + return; +} + +int item_n(void) +{ + int n = 0; + struct dialog_list *p; + + for (p = item_head; p; p = p->next) { + if (p == item_cur) + return n; + n++; + } + return 0; +} + +const char *item_str(void) +{ + return item_cur->node.str; +} + +int item_is_selected(void) +{ + return (item_cur->node.selected != 0); +} + +int item_is_tag(char tag) +{ + return (item_cur->node.tag == tag); +} diff --git a/scripts/kconfig/lxdialog/yesno.c b/scripts/kconfig/lxdialog/yesno.c new file mode 100644 index 000000000..bcaac9b7b --- /dev/null +++ b/scripts/kconfig/lxdialog/yesno.c @@ -0,0 +1,101 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * yesno.c -- implements the yes/no box + * + * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) + * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcap@cfw.com) + */ + +#include "dialog.h" + +/* + * Display termination buttons + */ +static void print_buttons(WINDOW * dialog, int height, int width, int selected) +{ + int x = width / 2 - 10; + int y = height - 2; + + print_button(dialog, " Yes ", y, x, selected == 0); + print_button(dialog, " No ", y, x + 13, selected == 1); + + wmove(dialog, y, x + 1 + 13 * selected); + wrefresh(dialog); +} + +/* + * Display a dialog box with two buttons - Yes and No + */ +int dialog_yesno(const char *title, const char *prompt, int height, int width) +{ + int i, x, y, key = 0, button = 0; + WINDOW *dialog; + +do_resize: + if (getmaxy(stdscr) < (height + YESNO_HEIGTH_MIN)) + return -ERRDISPLAYTOOSMALL; + if (getmaxx(stdscr) < (width + YESNO_WIDTH_MIN)) + return -ERRDISPLAYTOOSMALL; + + /* center dialog box on screen */ + x = (getmaxx(stdscr) - width) / 2; + y = (getmaxy(stdscr) - height) / 2; + + draw_shadow(stdscr, y, x, height, width); + + dialog = newwin(height, width, y, x); + keypad(dialog, TRUE); + + draw_box(dialog, 0, 0, height, width, + dlg.dialog.atr, dlg.border.atr); + wattrset(dialog, dlg.border.atr); + mvwaddch(dialog, height - 3, 0, ACS_LTEE); + for (i = 0; i < width - 2; i++) + waddch(dialog, ACS_HLINE); + wattrset(dialog, dlg.dialog.atr); + waddch(dialog, ACS_RTEE); + + print_title(dialog, title, width); + + wattrset(dialog, dlg.dialog.atr); + print_autowrap(dialog, prompt, width - 2, 1, 3); + + print_buttons(dialog, height, width, 0); + + while (key != KEY_ESC) { + key = wgetch(dialog); + switch (key) { + case 'Y': + case 'y': + delwin(dialog); + return 0; + case 'N': + case 'n': + delwin(dialog); + return 1; + + case TAB: + case KEY_LEFT: + case KEY_RIGHT: + button = ((key == KEY_LEFT ? --button : ++button) < 0) ? 1 : (button > 1 ? 0 : button); + + print_buttons(dialog, height, width, button); + wrefresh(dialog); + break; + case ' ': + case '\n': + delwin(dialog); + return button; + case KEY_ESC: + key = on_key_esc(dialog); + break; + case KEY_RESIZE: + delwin(dialog); + on_key_resize(); + goto do_resize; + } + } + + delwin(dialog); + return key; /* ESC pressed */ +} diff --git a/scripts/kconfig/mconf-cfg.sh b/scripts/kconfig/mconf-cfg.sh new file mode 100755 index 000000000..aa68ec956 --- /dev/null +++ b/scripts/kconfig/mconf-cfg.sh @@ -0,0 +1,50 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 + +PKG="ncursesw" +PKG2="ncurses" + +if [ -n "$(command -v pkg-config)" ]; then + if pkg-config --exists $PKG; then + echo cflags=\"$(pkg-config --cflags $PKG)\" + echo libs=\"$(pkg-config --libs $PKG)\" + exit 0 + fi + + if pkg-config --exists $PKG2; then + echo cflags=\"$(pkg-config --cflags $PKG2)\" + echo libs=\"$(pkg-config --libs $PKG2)\" + exit 0 + fi +fi + +# Check the default paths in case pkg-config is not installed. +# (Even if it is installed, some distributions such as openSUSE cannot +# find ncurses by pkg-config.) +if [ -f /usr/include/ncursesw/ncurses.h ]; then + echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncursesw\" + echo libs=\"-lncursesw\" + exit 0 +fi + +if [ -f /usr/include/ncurses/ncurses.h ]; then + echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncurses\" + echo libs=\"-lncurses\" + exit 0 +fi + +if [ -f /usr/include/ncurses.h ]; then + echo cflags=\"-D_GNU_SOURCE\" + echo libs=\"-lncurses\" + exit 0 +fi + +echo >&2 "*" +echo >&2 "* Unable to find the ncurses package." +echo >&2 "* Install ncurses (ncurses-devel or libncurses-dev" +echo >&2 "* depending on your distribution)." +echo >&2 "*" +echo >&2 "* You may also need to install pkg-config to find the" +echo >&2 "* ncurses installed in a non-default location." +echo >&2 "*" +exit 1 diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c new file mode 100644 index 000000000..4063dbc1b --- /dev/null +++ b/scripts/kconfig/mconf.c @@ -0,0 +1,1040 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + * + * Introduced single menu mode (show all sub-menus in one large tree). + * 2002-11-06 Petr Baudis <pasky@ucw.cz> + * + * i18n, 2005, Arnaldo Carvalho de Melo <acme@conectiva.com.br> + */ + +#include <ctype.h> +#include <errno.h> +#include <fcntl.h> +#include <limits.h> +#include <stdarg.h> +#include <stdlib.h> +#include <string.h> +#include <strings.h> +#include <signal.h> +#include <unistd.h> + +#include "lkc.h" +#include "lxdialog/dialog.h" + +static const char mconf_readme[] = +"Overview\n" +"--------\n" +"This interface lets you select features and parameters for the build.\n" +"Features can either be built-in, modularized, or ignored. Parameters\n" +"must be entered in as decimal or hexadecimal numbers or text.\n" +"\n" +"Menu items beginning with following braces represent features that\n" +" [ ] can be built in or removed\n" +" < > can be built in, modularized or removed\n" +" { } can be built in or modularized (selected by other feature)\n" +" - - are selected by other feature,\n" +"while *, M or whitespace inside braces means to build in, build as\n" +"a module or to exclude the feature respectively.\n" +"\n" +"To change any of these features, highlight it with the cursor\n" +"keys and press <Y> to build it in, <M> to make it a module or\n" +"<N> to remove it. You may also press the <Space Bar> to cycle\n" +"through the available options (i.e. Y->N->M->Y).\n" +"\n" +"Some additional keyboard hints:\n" +"\n" +"Menus\n" +"----------\n" +"o Use the Up/Down arrow keys (cursor keys) to highlight the item you\n" +" wish to change or the submenu you wish to select and press <Enter>.\n" +" Submenus are designated by \"--->\", empty ones by \"----\".\n" +"\n" +" Shortcut: Press the option's highlighted letter (hotkey).\n" +" Pressing a hotkey more than once will sequence\n" +" through all visible items which use that hotkey.\n" +"\n" +" You may also use the <PAGE UP> and <PAGE DOWN> keys to scroll\n" +" unseen options into view.\n" +"\n" +"o To exit a menu use the cursor keys to highlight the <Exit> button\n" +" and press <ENTER>.\n" +"\n" +" Shortcut: Press <ESC><ESC> or <E> or <X> if there is no hotkey\n" +" using those letters. You may press a single <ESC>, but\n" +" there is a delayed response which you may find annoying.\n" +"\n" +" Also, the <TAB> and cursor keys will cycle between <Select>,\n" +" <Exit>, <Help>, <Save>, and <Load>.\n" +"\n" +"o To get help with an item, use the cursor keys to highlight <Help>\n" +" and press <ENTER>.\n" +"\n" +" Shortcut: Press <H> or <?>.\n" +"\n" +"o To toggle the display of hidden options, press <Z>.\n" +"\n" +"\n" +"Radiolists (Choice lists)\n" +"-----------\n" +"o Use the cursor keys to select the option you wish to set and press\n" +" <S> or the <SPACE BAR>.\n" +"\n" +" Shortcut: Press the first letter of the option you wish to set then\n" +" press <S> or <SPACE BAR>.\n" +"\n" +"o To see available help for the item, use the cursor keys to highlight\n" +" <Help> and Press <ENTER>.\n" +"\n" +" Shortcut: Press <H> or <?>.\n" +"\n" +" Also, the <TAB> and cursor keys will cycle between <Select> and\n" +" <Help>\n" +"\n" +"\n" +"Data Entry\n" +"-----------\n" +"o Enter the requested information and press <ENTER>\n" +" If you are entering hexadecimal values, it is not necessary to\n" +" add the '0x' prefix to the entry.\n" +"\n" +"o For help, use the <TAB> or cursor keys to highlight the help option\n" +" and press <ENTER>. You can try <TAB><H> as well.\n" +"\n" +"\n" +"Text Box (Help Window)\n" +"--------\n" +"o Use the cursor keys to scroll up/down/left/right. The VI editor\n" +" keys h,j,k,l function here as do <u>, <d>, <SPACE BAR> and <B> for\n" +" those who are familiar with less and lynx.\n" +"\n" +"o Press <E>, <X>, <q>, <Enter> or <Esc><Esc> to exit.\n" +"\n" +"\n" +"Alternate Configuration Files\n" +"-----------------------------\n" +"Menuconfig supports the use of alternate configuration files for\n" +"those who, for various reasons, find it necessary to switch\n" +"between different configurations.\n" +"\n" +"The <Save> button will let you save the current configuration to\n" +"a file of your choosing. Use the <Load> button to load a previously\n" +"saved alternate configuration.\n" +"\n" +"Even if you don't use alternate configuration files, but you find\n" +"during a Menuconfig session that you have completely messed up your\n" +"settings, you may use the <Load> button to restore your previously\n" +"saved settings from \".config\" without restarting Menuconfig.\n" +"\n" +"Other information\n" +"-----------------\n" +"If you use Menuconfig in an XTERM window, make sure you have your\n" +"$TERM variable set to point to an xterm definition which supports\n" +"color. Otherwise, Menuconfig will look rather bad. Menuconfig will\n" +"not display correctly in an RXVT window because rxvt displays only one\n" +"intensity of color, bright.\n" +"\n" +"Menuconfig will display larger menus on screens or xterms which are\n" +"set to display more than the standard 25 row by 80 column geometry.\n" +"In order for this to work, the \"stty size\" command must be able to\n" +"display the screen's current row and column geometry. I STRONGLY\n" +"RECOMMEND that you make sure you do NOT have the shell variables\n" +"LINES and COLUMNS exported into your environment. Some distributions\n" +"export those variables via /etc/profile. Some ncurses programs can\n" +"become confused when those variables (LINES & COLUMNS) don't reflect\n" +"the true screen size.\n" +"\n" +"Optional personality available\n" +"------------------------------\n" +"If you prefer to have all of the options listed in a single menu,\n" +"rather than the default multimenu hierarchy, run the menuconfig with\n" +"MENUCONFIG_MODE environment variable set to single_menu. Example:\n" +"\n" +"make MENUCONFIG_MODE=single_menu menuconfig\n" +"\n" +"<Enter> will then unroll the appropriate category, or enfold it if it\n" +"is already unrolled.\n" +"\n" +"Note that this mode can eventually be a little more CPU expensive\n" +"(especially with a larger number of unrolled categories) than the\n" +"default mode.\n" +"\n" +"Different color themes available\n" +"--------------------------------\n" +"It is possible to select different color themes using the variable\n" +"MENUCONFIG_COLOR. To select a theme use:\n" +"\n" +"make MENUCONFIG_COLOR=<theme> menuconfig\n" +"\n" +"Available themes are\n" +" mono => selects colors suitable for monochrome displays\n" +" blackbg => selects a color scheme with black background\n" +" classic => theme with blue background. The classic look\n" +" bluetitle => an LCD friendly version of classic. (default)\n" +"\n", +menu_instructions[] = + "Arrow keys navigate the menu. " + "<Enter> selects submenus ---> (or empty submenus ----). " + "Highlighted letters are hotkeys. " + "Pressing <Y> includes, <N> excludes, <M> modularizes features. " + "Press <Esc><Esc> to exit, <?> for Help, </> for Search. " + "Legend: [*] built-in [ ] excluded <M> module < > module capable", +radiolist_instructions[] = + "Use the arrow keys to navigate this window or " + "press the hotkey of the item you wish to select " + "followed by the <SPACE BAR>. " + "Press <?> for additional information about this option.", +inputbox_instructions_int[] = + "Please enter a decimal value. " + "Fractions will not be accepted. " + "Use the <TAB> key to move from the input field to the buttons below it.", +inputbox_instructions_hex[] = + "Please enter a hexadecimal value. " + "Use the <TAB> key to move from the input field to the buttons below it.", +inputbox_instructions_string[] = + "Please enter a string value. " + "Use the <TAB> key to move from the input field to the buttons below it.", +setmod_text[] = + "This feature depends on another which has been configured as a module.\n" + "As a result, this feature will be built as a module.", +load_config_text[] = + "Enter the name of the configuration file you wish to load. " + "Accept the name shown to restore the configuration you " + "last retrieved. Leave blank to abort.", +load_config_help[] = + "\n" + "For various reasons, one may wish to keep several different\n" + "configurations available on a single machine.\n" + "\n" + "If you have saved a previous configuration in a file other than the\n" + "default one, entering its name here will allow you to modify that\n" + "configuration.\n" + "\n" + "If you are uncertain, then you have probably never used alternate\n" + "configuration files. You should therefore leave this blank to abort.\n", +save_config_text[] = + "Enter a filename to which this configuration should be saved " + "as an alternate. Leave blank to abort.", +save_config_help[] = + "\n" + "For various reasons, one may wish to keep different configurations\n" + "available on a single machine.\n" + "\n" + "Entering a file name here will allow you to later retrieve, modify\n" + "and use the current configuration as an alternate to whatever\n" + "configuration options you have selected at that time.\n" + "\n" + "If you are uncertain what all this means then you should probably\n" + "leave this blank.\n", +search_help[] = + "\n" + "Search for symbols and display their relations.\n" + "Regular expressions are allowed.\n" + "Example: search for \"^FOO\"\n" + "Result:\n" + "-----------------------------------------------------------------\n" + "Symbol: FOO [=m]\n" + "Type : tristate\n" + "Prompt: Foo bus is used to drive the bar HW\n" + " Location:\n" + " -> Bus options (PCI, PCMCIA, EISA, ISA)\n" + " -> PCI support (PCI [=y])\n" + "(1) -> PCI access mode (<choice> [=y])\n" + " Defined at drivers/pci/Kconfig:47\n" + " Depends on: X86_LOCAL_APIC && X86_IO_APIC || IA64\n" + " Selects: LIBCRC32\n" + " Selected by: BAR [=n]\n" + "-----------------------------------------------------------------\n" + "o The line 'Type:' shows the type of the configuration option for\n" + " this symbol (bool, tristate, string, ...)\n" + "o The line 'Prompt:' shows the text used in the menu structure for\n" + " this symbol\n" + "o The 'Defined at' line tells at what file / line number the symbol\n" + " is defined\n" + "o The 'Depends on:' line tells what symbols need to be defined for\n" + " this symbol to be visible in the menu (selectable)\n" + "o The 'Location:' lines tells where in the menu structure this symbol\n" + " is located\n" + " A location followed by a [=y] indicates that this is a\n" + " selectable menu item - and the current value is displayed inside\n" + " brackets.\n" + " Press the key in the (#) prefix to jump directly to that\n" + " location. You will be returned to the current search results\n" + " after exiting this new menu.\n" + "o The 'Selects:' line tells what symbols will be automatically\n" + " selected if this symbol is selected (y or m)\n" + "o The 'Selected by' line tells what symbol has selected this symbol\n" + "\n" + "Only relevant lines are shown.\n" + "\n\n" + "Search examples:\n" + "Examples: USB => find all symbols containing USB\n" + " ^USB => find all symbols starting with USB\n" + " USB$ => find all symbols ending with USB\n" + "\n"; + +static int indent; +static struct menu *current_menu; +static int child_count; +static int single_menu_mode; +static int show_all_options; +static int save_and_exit; +static int silent; + +static void conf(struct menu *menu, struct menu *active_menu); +static void conf_choice(struct menu *menu); +static void conf_string(struct menu *menu); +static void conf_load(void); +static void conf_save(void); +static int show_textbox_ext(const char *title, char *text, int r, int c, + int *keys, int *vscroll, int *hscroll, + update_text_fn update_text, void *data); +static void show_textbox(const char *title, const char *text, int r, int c); +static void show_helptext(const char *title, const char *text); +static void show_help(struct menu *menu); + +static char filename[PATH_MAX+1]; +static void set_config_filename(const char *config_filename) +{ + static char menu_backtitle[PATH_MAX+128]; + int size; + + size = snprintf(menu_backtitle, sizeof(menu_backtitle), + "%s - %s", config_filename, rootmenu.prompt->text); + if (size >= sizeof(menu_backtitle)) + menu_backtitle[sizeof(menu_backtitle)-1] = '\0'; + set_dialog_backtitle(menu_backtitle); + + size = snprintf(filename, sizeof(filename), "%s", config_filename); + if (size >= sizeof(filename)) + filename[sizeof(filename)-1] = '\0'; +} + +struct subtitle_part { + struct list_head entries; + const char *text; +}; +static LIST_HEAD(trail); + +static struct subtitle_list *subtitles; +static void set_subtitle(void) +{ + struct subtitle_part *sp; + struct subtitle_list *pos, *tmp; + + for (pos = subtitles; pos != NULL; pos = tmp) { + tmp = pos->next; + free(pos); + } + + subtitles = NULL; + list_for_each_entry(sp, &trail, entries) { + if (sp->text) { + if (pos) { + pos->next = xcalloc(1, sizeof(*pos)); + pos = pos->next; + } else { + subtitles = pos = xcalloc(1, sizeof(*pos)); + } + pos->text = sp->text; + } + } + + set_dialog_subtitles(subtitles); +} + +static void reset_subtitle(void) +{ + struct subtitle_list *pos, *tmp; + + for (pos = subtitles; pos != NULL; pos = tmp) { + tmp = pos->next; + free(pos); + } + subtitles = NULL; + set_dialog_subtitles(subtitles); +} + +struct search_data { + struct list_head *head; + struct menu **targets; + int *keys; +}; + +static void update_text(char *buf, size_t start, size_t end, void *_data) +{ + struct search_data *data = _data; + struct jump_key *pos; + int k = 0; + + list_for_each_entry(pos, data->head, entries) { + if (pos->offset >= start && pos->offset < end) { + char header[4]; + + if (k < JUMP_NB) { + int key = '0' + (pos->index % JUMP_NB) + 1; + + sprintf(header, "(%c)", key); + data->keys[k] = key; + data->targets[k] = pos->target; + k++; + } else { + sprintf(header, " "); + } + + memcpy(buf + pos->offset, header, sizeof(header) - 1); + } + } + data->keys[k] = 0; +} + +static void search_conf(void) +{ + struct symbol **sym_arr; + struct gstr res; + struct gstr title; + char *dialog_input; + int dres, vscroll = 0, hscroll = 0; + bool again; + struct gstr sttext; + struct subtitle_part stpart; + + title = str_new(); + str_printf( &title, "Enter (sub)string or regexp to search for " + "(with or without \"%s\")", CONFIG_); + +again: + dialog_clear(); + dres = dialog_inputbox("Search Configuration Parameter", + str_get(&title), + 10, 75, ""); + switch (dres) { + case 0: + break; + case 1: + show_helptext("Search Configuration", search_help); + goto again; + default: + str_free(&title); + return; + } + + /* strip the prefix if necessary */ + dialog_input = dialog_input_result; + if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0) + dialog_input += strlen(CONFIG_); + + sttext = str_new(); + str_printf(&sttext, "Search (%s)", dialog_input_result); + stpart.text = str_get(&sttext); + list_add_tail(&stpart.entries, &trail); + + sym_arr = sym_re_search(dialog_input); + do { + LIST_HEAD(head); + struct menu *targets[JUMP_NB]; + int keys[JUMP_NB + 1], i; + struct search_data data = { + .head = &head, + .targets = targets, + .keys = keys, + }; + struct jump_key *pos, *tmp; + + res = get_relations_str(sym_arr, &head); + set_subtitle(); + dres = show_textbox_ext("Search Results", (char *) + str_get(&res), 0, 0, keys, &vscroll, + &hscroll, &update_text, (void *) + &data); + again = false; + for (i = 0; i < JUMP_NB && keys[i]; i++) + if (dres == keys[i]) { + conf(targets[i]->parent, targets[i]); + again = true; + } + str_free(&res); + list_for_each_entry_safe(pos, tmp, &head, entries) + free(pos); + } while (again); + free(sym_arr); + str_free(&title); + list_del(trail.prev); + str_free(&sttext); +} + +static void build_conf(struct menu *menu) +{ + struct symbol *sym; + struct property *prop; + struct menu *child; + int type, tmp, doint = 2; + tristate val; + char ch; + bool visible; + + /* + * note: menu_is_visible() has side effect that it will + * recalc the value of the symbol. + */ + visible = menu_is_visible(menu); + if (show_all_options && !menu_has_prompt(menu)) + return; + else if (!show_all_options && !visible) + return; + + sym = menu->sym; + prop = menu->prompt; + if (!sym) { + if (prop && menu != current_menu) { + const char *prompt = menu_get_prompt(menu); + switch (prop->type) { + case P_MENU: + child_count++; + if (single_menu_mode) { + item_make("%s%*c%s", + menu->data ? "-->" : "++>", + indent + 1, ' ', prompt); + } else + item_make(" %*c%s %s", + indent + 1, ' ', prompt, + menu_is_empty(menu) ? "----" : "--->"); + item_set_tag('m'); + item_set_data(menu); + if (single_menu_mode && menu->data) + goto conf_childs; + return; + case P_COMMENT: + if (prompt) { + child_count++; + item_make(" %*c*** %s ***", indent + 1, ' ', prompt); + item_set_tag(':'); + item_set_data(menu); + } + break; + default: + if (prompt) { + child_count++; + item_make("---%*c%s", indent + 1, ' ', prompt); + item_set_tag(':'); + item_set_data(menu); + } + } + } else + doint = 0; + goto conf_childs; + } + + type = sym_get_type(sym); + if (sym_is_choice(sym)) { + struct symbol *def_sym = sym_get_choice_value(sym); + struct menu *def_menu = NULL; + + child_count++; + for (child = menu->list; child; child = child->next) { + if (menu_is_visible(child) && child->sym == def_sym) + def_menu = child; + } + + val = sym_get_tristate_value(sym); + if (sym_is_changeable(sym)) { + switch (type) { + case S_BOOLEAN: + item_make("[%c]", val == no ? ' ' : '*'); + break; + case S_TRISTATE: + switch (val) { + case yes: ch = '*'; break; + case mod: ch = 'M'; break; + default: ch = ' '; break; + } + item_make("<%c>", ch); + break; + } + item_set_tag('t'); + item_set_data(menu); + } else { + item_make(" "); + item_set_tag(def_menu ? 't' : ':'); + item_set_data(menu); + } + + item_add_str("%*c%s", indent + 1, ' ', menu_get_prompt(menu)); + if (val == yes) { + if (def_menu) { + item_add_str(" (%s)", menu_get_prompt(def_menu)); + item_add_str(" --->"); + if (def_menu->list) { + indent += 2; + build_conf(def_menu); + indent -= 2; + } + } + return; + } + } else { + if (menu == current_menu) { + item_make("---%*c%s", indent + 1, ' ', menu_get_prompt(menu)); + item_set_tag(':'); + item_set_data(menu); + goto conf_childs; + } + child_count++; + val = sym_get_tristate_value(sym); + if (sym_is_choice_value(sym) && val == yes) { + item_make(" "); + item_set_tag(':'); + item_set_data(menu); + } else { + switch (type) { + case S_BOOLEAN: + if (sym_is_changeable(sym)) + item_make("[%c]", val == no ? ' ' : '*'); + else + item_make("-%c-", val == no ? ' ' : '*'); + item_set_tag('t'); + item_set_data(menu); + break; + case S_TRISTATE: + switch (val) { + case yes: ch = '*'; break; + case mod: ch = 'M'; break; + default: ch = ' '; break; + } + if (sym_is_changeable(sym)) { + if (sym->rev_dep.tri == mod) + item_make("{%c}", ch); + else + item_make("<%c>", ch); + } else + item_make("-%c-", ch); + item_set_tag('t'); + item_set_data(menu); + break; + default: + tmp = 2 + strlen(sym_get_string_value(sym)); /* () = 2 */ + item_make("(%s)", sym_get_string_value(sym)); + tmp = indent - tmp + 4; + if (tmp < 0) + tmp = 0; + item_add_str("%*c%s%s", tmp, ' ', menu_get_prompt(menu), + (sym_has_value(sym) || !sym_is_changeable(sym)) ? + "" : " (NEW)"); + item_set_tag('s'); + item_set_data(menu); + goto conf_childs; + } + } + item_add_str("%*c%s%s", indent + 1, ' ', menu_get_prompt(menu), + (sym_has_value(sym) || !sym_is_changeable(sym)) ? + "" : " (NEW)"); + if (menu->prompt->type == P_MENU) { + item_add_str(" %s", menu_is_empty(menu) ? "----" : "--->"); + return; + } + } + +conf_childs: + indent += doint; + for (child = menu->list; child; child = child->next) + build_conf(child); + indent -= doint; +} + +static void conf(struct menu *menu, struct menu *active_menu) +{ + struct menu *submenu; + const char *prompt = menu_get_prompt(menu); + struct subtitle_part stpart; + struct symbol *sym; + int res; + int s_scroll = 0; + + if (menu != &rootmenu) + stpart.text = menu_get_prompt(menu); + else + stpart.text = NULL; + list_add_tail(&stpart.entries, &trail); + + while (1) { + item_reset(); + current_menu = menu; + build_conf(menu); + if (!child_count) + break; + set_subtitle(); + dialog_clear(); + res = dialog_menu(prompt ? prompt : "Main Menu", + menu_instructions, + active_menu, &s_scroll); + if (res == 1 || res == KEY_ESC || res == -ERRDISPLAYTOOSMALL) + break; + if (item_count() != 0) { + if (!item_activate_selected()) + continue; + if (!item_tag()) + continue; + } + submenu = item_data(); + active_menu = item_data(); + if (submenu) + sym = submenu->sym; + else + sym = NULL; + + switch (res) { + case 0: + switch (item_tag()) { + case 'm': + if (single_menu_mode) + submenu->data = (void *) (long) !submenu->data; + else + conf(submenu, NULL); + break; + case 't': + if (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes) + conf_choice(submenu); + else if (submenu->prompt->type == P_MENU) + conf(submenu, NULL); + break; + case 's': + conf_string(submenu); + break; + } + break; + case 2: + if (sym) + show_help(submenu); + else { + reset_subtitle(); + show_helptext("README", mconf_readme); + } + break; + case 3: + reset_subtitle(); + conf_save(); + break; + case 4: + reset_subtitle(); + conf_load(); + break; + case 5: + if (item_is_tag('t')) { + if (sym_set_tristate_value(sym, yes)) + break; + if (sym_set_tristate_value(sym, mod)) + show_textbox(NULL, setmod_text, 6, 74); + } + break; + case 6: + if (item_is_tag('t')) + sym_set_tristate_value(sym, no); + break; + case 7: + if (item_is_tag('t')) + sym_set_tristate_value(sym, mod); + break; + case 8: + if (item_is_tag('t')) + sym_toggle_tristate_value(sym); + else if (item_is_tag('m')) + conf(submenu, NULL); + break; + case 9: + search_conf(); + break; + case 10: + show_all_options = !show_all_options; + break; + } + } + + list_del(trail.prev); +} + +static int show_textbox_ext(const char *title, char *text, int r, int c, int + *keys, int *vscroll, int *hscroll, update_text_fn + update_text, void *data) +{ + dialog_clear(); + return dialog_textbox(title, text, r, c, keys, vscroll, hscroll, + update_text, data); +} + +static void show_textbox(const char *title, const char *text, int r, int c) +{ + show_textbox_ext(title, (char *) text, r, c, (int []) {0}, NULL, NULL, + NULL, NULL); +} + +static void show_helptext(const char *title, const char *text) +{ + show_textbox(title, text, 0, 0); +} + +static void conf_message_callback(const char *s) +{ + if (save_and_exit) { + if (!silent) + printf("%s", s); + } else { + show_textbox(NULL, s, 6, 60); + } +} + +static void show_help(struct menu *menu) +{ + struct gstr help = str_new(); + + help.max_width = getmaxx(stdscr) - 10; + menu_get_ext_help(menu, &help); + + show_helptext(menu_get_prompt(menu), str_get(&help)); + str_free(&help); +} + +static void conf_choice(struct menu *menu) +{ + const char *prompt = menu_get_prompt(menu); + struct menu *child; + struct symbol *active; + + active = sym_get_choice_value(menu->sym); + while (1) { + int res; + int selected; + item_reset(); + + current_menu = menu; + for (child = menu->list; child; child = child->next) { + if (!menu_is_visible(child)) + continue; + if (child->sym) + item_make("%s", menu_get_prompt(child)); + else { + item_make("*** %s ***", menu_get_prompt(child)); + item_set_tag(':'); + } + item_set_data(child); + if (child->sym == active) + item_set_selected(1); + if (child->sym == sym_get_choice_value(menu->sym)) + item_set_tag('X'); + } + dialog_clear(); + res = dialog_checklist(prompt ? prompt : "Main Menu", + radiolist_instructions, + MENUBOX_HEIGTH_MIN, + MENUBOX_WIDTH_MIN, + CHECKLIST_HEIGTH_MIN); + selected = item_activate_selected(); + switch (res) { + case 0: + if (selected) { + child = item_data(); + if (!child->sym) + break; + + sym_set_tristate_value(child->sym, yes); + } + return; + case 1: + if (selected) { + child = item_data(); + show_help(child); + active = child->sym; + } else + show_help(menu); + break; + case KEY_ESC: + return; + case -ERRDISPLAYTOOSMALL: + return; + } + } +} + +static void conf_string(struct menu *menu) +{ + const char *prompt = menu_get_prompt(menu); + + while (1) { + int res; + const char *heading; + + switch (sym_get_type(menu->sym)) { + case S_INT: + heading = inputbox_instructions_int; + break; + case S_HEX: + heading = inputbox_instructions_hex; + break; + case S_STRING: + heading = inputbox_instructions_string; + break; + default: + heading = "Internal mconf error!"; + } + dialog_clear(); + res = dialog_inputbox(prompt ? prompt : "Main Menu", + heading, 10, 75, + sym_get_string_value(menu->sym)); + switch (res) { + case 0: + if (sym_set_string_value(menu->sym, dialog_input_result)) + return; + show_textbox(NULL, "You have made an invalid entry.", 5, 43); + break; + case 1: + show_help(menu); + break; + case KEY_ESC: + return; + } + } +} + +static void conf_load(void) +{ + + while (1) { + int res; + dialog_clear(); + res = dialog_inputbox(NULL, load_config_text, + 11, 55, filename); + switch(res) { + case 0: + if (!dialog_input_result[0]) + return; + if (!conf_read(dialog_input_result)) { + set_config_filename(dialog_input_result); + sym_set_change_count(1); + return; + } + show_textbox(NULL, "File does not exist!", 5, 38); + break; + case 1: + show_helptext("Load Alternate Configuration", load_config_help); + break; + case KEY_ESC: + return; + } + } +} + +static void conf_save(void) +{ + while (1) { + int res; + dialog_clear(); + res = dialog_inputbox(NULL, save_config_text, + 11, 55, filename); + switch(res) { + case 0: + if (!dialog_input_result[0]) + return; + if (!conf_write(dialog_input_result)) { + set_config_filename(dialog_input_result); + return; + } + show_textbox(NULL, "Can't create file!", 5, 60); + break; + case 1: + show_helptext("Save Alternate Configuration", save_config_help); + break; + case KEY_ESC: + return; + } + } +} + +static int handle_exit(void) +{ + int res; + + save_and_exit = 1; + reset_subtitle(); + dialog_clear(); + if (conf_get_changed()) + res = dialog_yesno(NULL, + "Do you wish to save your new configuration?\n" + "(Press <ESC><ESC> to continue kernel configuration.)", + 6, 60); + else + res = -1; + + end_dialog(saved_x, saved_y); + + switch (res) { + case 0: + if (conf_write(filename)) { + fprintf(stderr, "\n\n" + "Error while writing of the configuration.\n" + "Your configuration changes were NOT saved." + "\n\n"); + return 1; + } + conf_write_autoconf(0); + /* fall through */ + case -1: + if (!silent) + printf("\n\n" + "*** End of the configuration.\n" + "*** Execute 'make' to start the build or try 'make help'." + "\n\n"); + res = 0; + break; + default: + if (!silent) + fprintf(stderr, "\n\n" + "Your configuration changes were NOT saved." + "\n\n"); + if (res != KEY_ESC) + res = 0; + } + + return res; +} + +static void sig_handler(int signo) +{ + exit(handle_exit()); +} + +int main(int ac, char **av) +{ + char *mode; + int res; + + signal(SIGINT, sig_handler); + + if (ac > 1 && strcmp(av[1], "-s") == 0) { + silent = 1; + /* Silence conf_read() until the real callback is set up */ + conf_set_message_callback(NULL); + av++; + } + conf_parse(av[1]); + conf_read(NULL); + + mode = getenv("MENUCONFIG_MODE"); + if (mode) { + if (!strcasecmp(mode, "single_menu")) + single_menu_mode = 1; + } + + if (init_dialog(NULL)) { + fprintf(stderr, "Your display is too small to run Menuconfig!\n"); + fprintf(stderr, "It must be at least 19 lines by 80 columns.\n"); + return 1; + } + + set_config_filename(conf_get_configname()); + conf_set_message_callback(conf_message_callback); + do { + conf(&rootmenu, NULL); + res = handle_exit(); + } while (res == KEY_ESC); + + return res; +} diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c new file mode 100644 index 000000000..a5fbd6ccc --- /dev/null +++ b/scripts/kconfig/menu.c @@ -0,0 +1,899 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#include <ctype.h> +#include <stdarg.h> +#include <stdlib.h> +#include <string.h> + +#include "lkc.h" + +static const char nohelp_text[] = "There is no help available for this option."; + +struct menu rootmenu; +static struct menu **last_entry_ptr; + +struct file *file_list; +struct file *current_file; + +void menu_warn(struct menu *menu, const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + fprintf(stderr, "%s:%d:warning: ", menu->file->name, menu->lineno); + vfprintf(stderr, fmt, ap); + fprintf(stderr, "\n"); + va_end(ap); +} + +static void prop_warn(struct property *prop, const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + fprintf(stderr, "%s:%d:warning: ", prop->file->name, prop->lineno); + vfprintf(stderr, fmt, ap); + fprintf(stderr, "\n"); + va_end(ap); +} + +void _menu_init(void) +{ + current_entry = current_menu = &rootmenu; + last_entry_ptr = &rootmenu.list; +} + +void menu_add_entry(struct symbol *sym) +{ + struct menu *menu; + + menu = xmalloc(sizeof(*menu)); + memset(menu, 0, sizeof(*menu)); + menu->sym = sym; + menu->parent = current_menu; + menu->file = current_file; + menu->lineno = zconf_lineno(); + + *last_entry_ptr = menu; + last_entry_ptr = &menu->next; + current_entry = menu; + if (sym) + menu_add_symbol(P_SYMBOL, sym, NULL); +} + +struct menu *menu_add_menu(void) +{ + last_entry_ptr = ¤t_entry->list; + current_menu = current_entry; + return current_menu; +} + +void menu_end_menu(void) +{ + last_entry_ptr = ¤t_menu->next; + current_menu = current_menu->parent; +} + +/* + * Rewrites 'm' to 'm' && MODULES, so that it evaluates to 'n' when running + * without modules + */ +static struct expr *rewrite_m(struct expr *e) +{ + if (!e) + return e; + + switch (e->type) { + case E_NOT: + e->left.expr = rewrite_m(e->left.expr); + break; + case E_OR: + case E_AND: + e->left.expr = rewrite_m(e->left.expr); + e->right.expr = rewrite_m(e->right.expr); + break; + case E_SYMBOL: + /* change 'm' into 'm' && MODULES */ + if (e->left.sym == &symbol_mod) + return expr_alloc_and(e, expr_alloc_symbol(modules_sym)); + break; + default: + break; + } + return e; +} + +void menu_add_dep(struct expr *dep) +{ + current_entry->dep = expr_alloc_and(current_entry->dep, dep); +} + +void menu_set_type(int type) +{ + struct symbol *sym = current_entry->sym; + + if (sym->type == type) + return; + if (sym->type == S_UNKNOWN) { + sym->type = type; + return; + } + menu_warn(current_entry, + "ignoring type redefinition of '%s' from '%s' to '%s'", + sym->name ? sym->name : "<choice>", + sym_type_name(sym->type), sym_type_name(type)); +} + +static struct property *menu_add_prop(enum prop_type type, struct expr *expr, + struct expr *dep) +{ + struct property *prop; + + prop = xmalloc(sizeof(*prop)); + memset(prop, 0, sizeof(*prop)); + prop->type = type; + prop->file = current_file; + prop->lineno = zconf_lineno(); + prop->menu = current_entry; + prop->expr = expr; + prop->visible.expr = dep; + + /* append property to the prop list of symbol */ + if (current_entry->sym) { + struct property **propp; + + for (propp = ¤t_entry->sym->prop; + *propp; + propp = &(*propp)->next) + ; + *propp = prop; + } + + return prop; +} + +struct property *menu_add_prompt(enum prop_type type, char *prompt, + struct expr *dep) +{ + struct property *prop = menu_add_prop(type, NULL, dep); + + if (isspace(*prompt)) { + prop_warn(prop, "leading whitespace ignored"); + while (isspace(*prompt)) + prompt++; + } + if (current_entry->prompt) + prop_warn(prop, "prompt redefined"); + + /* Apply all upper menus' visibilities to actual prompts. */ + if (type == P_PROMPT) { + struct menu *menu = current_entry; + + while ((menu = menu->parent) != NULL) { + struct expr *dup_expr; + + if (!menu->visibility) + continue; + /* + * Do not add a reference to the menu's visibility + * expression but use a copy of it. Otherwise the + * expression reduction functions will modify + * expressions that have multiple references which + * can cause unwanted side effects. + */ + dup_expr = expr_copy(menu->visibility); + + prop->visible.expr = expr_alloc_and(prop->visible.expr, + dup_expr); + } + } + + current_entry->prompt = prop; + prop->text = prompt; + + return prop; +} + +void menu_add_visibility(struct expr *expr) +{ + current_entry->visibility = expr_alloc_and(current_entry->visibility, + expr); +} + +void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep) +{ + menu_add_prop(type, expr, dep); +} + +void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep) +{ + menu_add_prop(type, expr_alloc_symbol(sym), dep); +} + +void menu_add_option_modules(void) +{ + if (modules_sym) + zconf_error("symbol '%s' redefines option 'modules' already defined by symbol '%s'", + current_entry->sym->name, modules_sym->name); + modules_sym = current_entry->sym; +} + +void menu_add_option_defconfig_list(void) +{ + if (!sym_defconfig_list) + sym_defconfig_list = current_entry->sym; + else if (sym_defconfig_list != current_entry->sym) + zconf_error("trying to redefine defconfig symbol"); + sym_defconfig_list->flags |= SYMBOL_NO_WRITE; +} + +void menu_add_option_allnoconfig_y(void) +{ + current_entry->sym->flags |= SYMBOL_ALLNOCONFIG_Y; +} + +static int menu_validate_number(struct symbol *sym, struct symbol *sym2) +{ + return sym2->type == S_INT || sym2->type == S_HEX || + (sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name)); +} + +static void sym_check_prop(struct symbol *sym) +{ + struct property *prop; + struct symbol *sym2; + char *use; + + for (prop = sym->prop; prop; prop = prop->next) { + switch (prop->type) { + case P_DEFAULT: + if ((sym->type == S_STRING || sym->type == S_INT || sym->type == S_HEX) && + prop->expr->type != E_SYMBOL) + prop_warn(prop, + "default for config symbol '%s'" + " must be a single symbol", sym->name); + if (prop->expr->type != E_SYMBOL) + break; + sym2 = prop_get_symbol(prop); + if (sym->type == S_HEX || sym->type == S_INT) { + if (!menu_validate_number(sym, sym2)) + prop_warn(prop, + "'%s': number is invalid", + sym->name); + } + if (sym_is_choice(sym)) { + struct property *choice_prop = + sym_get_choice_prop(sym2); + + if (!choice_prop || + prop_get_symbol(choice_prop) != sym) + prop_warn(prop, + "choice default symbol '%s' is not contained in the choice", + sym2->name); + } + break; + case P_SELECT: + case P_IMPLY: + use = prop->type == P_SELECT ? "select" : "imply"; + sym2 = prop_get_symbol(prop); + if (sym->type != S_BOOLEAN && sym->type != S_TRISTATE) + prop_warn(prop, + "config symbol '%s' uses %s, but is " + "not bool or tristate", sym->name, use); + else if (sym2->type != S_UNKNOWN && + sym2->type != S_BOOLEAN && + sym2->type != S_TRISTATE) + prop_warn(prop, + "'%s' has wrong type. '%s' only " + "accept arguments of bool and " + "tristate type", sym2->name, use); + break; + case P_RANGE: + if (sym->type != S_INT && sym->type != S_HEX) + prop_warn(prop, "range is only allowed " + "for int or hex symbols"); + if (!menu_validate_number(sym, prop->expr->left.sym) || + !menu_validate_number(sym, prop->expr->right.sym)) + prop_warn(prop, "range is invalid"); + break; + default: + ; + } + } +} + +void menu_finalize(struct menu *parent) +{ + struct menu *menu, *last_menu; + struct symbol *sym; + struct property *prop; + struct expr *parentdep, *basedep, *dep, *dep2, **ep; + + sym = parent->sym; + if (parent->list) { + /* + * This menu node has children. We (recursively) process them + * and propagate parent dependencies before moving on. + */ + + if (sym && sym_is_choice(sym)) { + if (sym->type == S_UNKNOWN) { + /* find the first choice value to find out choice type */ + current_entry = parent; + for (menu = parent->list; menu; menu = menu->next) { + if (menu->sym && menu->sym->type != S_UNKNOWN) { + menu_set_type(menu->sym->type); + break; + } + } + } + /* set the type of the remaining choice values */ + for (menu = parent->list; menu; menu = menu->next) { + current_entry = menu; + if (menu->sym && menu->sym->type == S_UNKNOWN) + menu_set_type(sym->type); + } + + /* + * Use the choice itself as the parent dependency of + * the contained items. This turns the mode of the + * choice into an upper bound on the visibility of the + * choice value symbols. + */ + parentdep = expr_alloc_symbol(sym); + } else { + /* Menu node for 'menu', 'if' */ + parentdep = parent->dep; + } + + /* For each child menu node... */ + for (menu = parent->list; menu; menu = menu->next) { + /* + * Propagate parent dependencies to the child menu + * node, also rewriting and simplifying expressions + */ + basedep = rewrite_m(menu->dep); + basedep = expr_transform(basedep); + basedep = expr_alloc_and(expr_copy(parentdep), basedep); + basedep = expr_eliminate_dups(basedep); + menu->dep = basedep; + + if (menu->sym) + /* + * Note: For symbols, all prompts are included + * too in the symbol's own property list + */ + prop = menu->sym->prop; + else + /* + * For non-symbol menu nodes, we just need to + * handle the prompt + */ + prop = menu->prompt; + + /* For each property... */ + for (; prop; prop = prop->next) { + if (prop->menu != menu) + /* + * Two possibilities: + * + * 1. The property lacks dependencies + * and so isn't location-specific, + * e.g. an 'option' + * + * 2. The property belongs to a symbol + * defined in multiple locations and + * is from some other location. It + * will be handled there in that + * case. + * + * Skip the property. + */ + continue; + + /* + * Propagate parent dependencies to the + * property's condition, rewriting and + * simplifying expressions at the same time + */ + dep = rewrite_m(prop->visible.expr); + dep = expr_transform(dep); + dep = expr_alloc_and(expr_copy(basedep), dep); + dep = expr_eliminate_dups(dep); + if (menu->sym && menu->sym->type != S_TRISTATE) + dep = expr_trans_bool(dep); + prop->visible.expr = dep; + + /* + * Handle selects and implies, which modify the + * dependencies of the selected/implied symbol + */ + if (prop->type == P_SELECT) { + struct symbol *es = prop_get_symbol(prop); + es->rev_dep.expr = expr_alloc_or(es->rev_dep.expr, + expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep))); + } else if (prop->type == P_IMPLY) { + struct symbol *es = prop_get_symbol(prop); + es->implied.expr = expr_alloc_or(es->implied.expr, + expr_alloc_and(expr_alloc_symbol(menu->sym), expr_copy(dep))); + } + } + } + + if (sym && sym_is_choice(sym)) + expr_free(parentdep); + + /* + * Recursively process children in the same fashion before + * moving on + */ + for (menu = parent->list; menu; menu = menu->next) + menu_finalize(menu); + } else if (sym) { + /* + * Automatic submenu creation. If sym is a symbol and A, B, C, + * ... are consecutive items (symbols, menus, ifs, etc.) that + * all depend on sym, then the following menu structure is + * created: + * + * sym + * +-A + * +-B + * +-C + * ... + * + * This also works recursively, giving the following structure + * if A is a symbol and B depends on A: + * + * sym + * +-A + * | +-B + * +-C + * ... + */ + + basedep = parent->prompt ? parent->prompt->visible.expr : NULL; + basedep = expr_trans_compare(basedep, E_UNEQUAL, &symbol_no); + basedep = expr_eliminate_dups(expr_transform(basedep)); + + /* Examine consecutive elements after sym */ + last_menu = NULL; + for (menu = parent->next; menu; menu = menu->next) { + dep = menu->prompt ? menu->prompt->visible.expr : menu->dep; + if (!expr_contains_symbol(dep, sym)) + /* No dependency, quit */ + break; + if (expr_depends_symbol(dep, sym)) + /* Absolute dependency, put in submenu */ + goto next; + + /* + * Also consider it a dependency on sym if our + * dependencies contain sym and are a "superset" of + * sym's dependencies, e.g. '(sym || Q) && R' when sym + * depends on R. + * + * Note that 'R' might be from an enclosing menu or if, + * making this a more common case than it might seem. + */ + dep = expr_trans_compare(dep, E_UNEQUAL, &symbol_no); + dep = expr_eliminate_dups(expr_transform(dep)); + dep2 = expr_copy(basedep); + expr_eliminate_eq(&dep, &dep2); + expr_free(dep); + if (!expr_is_yes(dep2)) { + /* Not superset, quit */ + expr_free(dep2); + break; + } + /* Superset, put in submenu */ + expr_free(dep2); + next: + menu_finalize(menu); + menu->parent = parent; + last_menu = menu; + } + expr_free(basedep); + if (last_menu) { + parent->list = parent->next; + parent->next = last_menu->next; + last_menu->next = NULL; + } + + sym->dir_dep.expr = expr_alloc_or(sym->dir_dep.expr, parent->dep); + } + for (menu = parent->list; menu; menu = menu->next) { + if (sym && sym_is_choice(sym) && + menu->sym && !sym_is_choice_value(menu->sym)) { + current_entry = menu; + menu->sym->flags |= SYMBOL_CHOICEVAL; + if (!menu->prompt) + menu_warn(menu, "choice value must have a prompt"); + for (prop = menu->sym->prop; prop; prop = prop->next) { + if (prop->type == P_DEFAULT) + prop_warn(prop, "defaults for choice " + "values not supported"); + if (prop->menu == menu) + continue; + if (prop->type == P_PROMPT && + prop->menu->parent->sym != sym) + prop_warn(prop, "choice value used outside its choice group"); + } + /* Non-tristate choice values of tristate choices must + * depend on the choice being set to Y. The choice + * values' dependencies were propagated to their + * properties above, so the change here must be re- + * propagated. + */ + if (sym->type == S_TRISTATE && menu->sym->type != S_TRISTATE) { + basedep = expr_alloc_comp(E_EQUAL, sym, &symbol_yes); + menu->dep = expr_alloc_and(basedep, menu->dep); + for (prop = menu->sym->prop; prop; prop = prop->next) { + if (prop->menu != menu) + continue; + prop->visible.expr = expr_alloc_and(expr_copy(basedep), + prop->visible.expr); + } + } + menu_add_symbol(P_CHOICE, sym, NULL); + prop = sym_get_choice_prop(sym); + for (ep = &prop->expr; *ep; ep = &(*ep)->left.expr) + ; + *ep = expr_alloc_one(E_LIST, NULL); + (*ep)->right.sym = menu->sym; + } + + /* + * This code serves two purposes: + * + * (1) Flattening 'if' blocks, which do not specify a submenu + * and only add dependencies. + * + * (Automatic submenu creation might still create a submenu + * from an 'if' before this code runs.) + * + * (2) "Undoing" any automatic submenus created earlier below + * promptless symbols. + * + * Before: + * + * A + * if ... (or promptless symbol) + * +-B + * +-C + * D + * + * After: + * + * A + * if ... (or promptless symbol) + * B + * C + * D + */ + if (menu->list && (!menu->prompt || !menu->prompt->text)) { + for (last_menu = menu->list; ; last_menu = last_menu->next) { + last_menu->parent = parent; + if (!last_menu->next) + break; + } + last_menu->next = menu->next; + menu->next = menu->list; + menu->list = NULL; + } + } + + if (sym && !(sym->flags & SYMBOL_WARNED)) { + if (sym->type == S_UNKNOWN) + menu_warn(parent, "config symbol defined without type"); + + if (sym_is_choice(sym) && !parent->prompt) + menu_warn(parent, "choice must have a prompt"); + + /* Check properties connected to this symbol */ + sym_check_prop(sym); + sym->flags |= SYMBOL_WARNED; + } + + /* + * For non-optional choices, add a reverse dependency (corresponding to + * a select) of '<visibility> && m'. This prevents the user from + * setting the choice mode to 'n' when the choice is visible. + * + * This would also work for non-choice symbols, but only non-optional + * choices clear SYMBOL_OPTIONAL as of writing. Choices are implemented + * as a type of symbol. + */ + if (sym && !sym_is_optional(sym) && parent->prompt) { + sym->rev_dep.expr = expr_alloc_or(sym->rev_dep.expr, + expr_alloc_and(parent->prompt->visible.expr, + expr_alloc_symbol(&symbol_mod))); + } +} + +bool menu_has_prompt(struct menu *menu) +{ + if (!menu->prompt) + return false; + return true; +} + +/* + * Determine if a menu is empty. + * A menu is considered empty if it contains no or only + * invisible entries. + */ +bool menu_is_empty(struct menu *menu) +{ + struct menu *child; + + for (child = menu->list; child; child = child->next) { + if (menu_is_visible(child)) + return(false); + } + return(true); +} + +bool menu_is_visible(struct menu *menu) +{ + struct menu *child; + struct symbol *sym; + tristate visible; + + if (!menu->prompt) + return false; + + if (menu->visibility) { + if (expr_calc_value(menu->visibility) == no) + return false; + } + + sym = menu->sym; + if (sym) { + sym_calc_value(sym); + visible = menu->prompt->visible.tri; + } else + visible = menu->prompt->visible.tri = expr_calc_value(menu->prompt->visible.expr); + + if (visible != no) + return true; + + if (!sym || sym_get_tristate_value(menu->sym) == no) + return false; + + for (child = menu->list; child; child = child->next) { + if (menu_is_visible(child)) { + if (sym) + sym->flags |= SYMBOL_DEF_USER; + return true; + } + } + + return false; +} + +const char *menu_get_prompt(struct menu *menu) +{ + if (menu->prompt) + return menu->prompt->text; + else if (menu->sym) + return menu->sym->name; + return NULL; +} + +struct menu *menu_get_root_menu(struct menu *menu) +{ + return &rootmenu; +} + +struct menu *menu_get_parent_menu(struct menu *menu) +{ + enum prop_type type; + + for (; menu != &rootmenu; menu = menu->parent) { + type = menu->prompt ? menu->prompt->type : 0; + if (type == P_MENU) + break; + } + return menu; +} + +bool menu_has_help(struct menu *menu) +{ + return menu->help != NULL; +} + +const char *menu_get_help(struct menu *menu) +{ + if (menu->help) + return menu->help; + else + return ""; +} + +static void get_def_str(struct gstr *r, struct menu *menu) +{ + str_printf(r, "Defined at %s:%d\n", + menu->file->name, menu->lineno); +} + +static void get_dep_str(struct gstr *r, struct expr *expr, const char *prefix) +{ + if (!expr_is_yes(expr)) { + str_append(r, prefix); + expr_gstr_print(expr, r); + str_append(r, "\n"); + } +} + +static void get_prompt_str(struct gstr *r, struct property *prop, + struct list_head *head) +{ + int i, j; + struct menu *submenu[8], *menu, *location = NULL; + struct jump_key *jump = NULL; + + str_printf(r, " Prompt: %s\n", prop->text); + + get_dep_str(r, prop->menu->dep, " Depends on: "); + /* + * Most prompts in Linux have visibility that exactly matches their + * dependencies. For these, we print only the dependencies to improve + * readability. However, prompts with inline "if" expressions and + * prompts with a parent that has a "visible if" expression have + * differing dependencies and visibility. In these rare cases, we + * print both. + */ + if (!expr_eq(prop->menu->dep, prop->visible.expr)) + get_dep_str(r, prop->visible.expr, " Visible if: "); + + menu = prop->menu->parent; + for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent) { + bool accessible = menu_is_visible(menu); + + submenu[i++] = menu; + if (location == NULL && accessible) + location = menu; + } + if (head && location) { + jump = xmalloc(sizeof(struct jump_key)); + + if (menu_is_visible(prop->menu)) { + /* + * There is not enough room to put the hint at the + * beginning of the "Prompt" line. Put the hint on the + * last "Location" line even when it would belong on + * the former. + */ + jump->target = prop->menu; + } else + jump->target = location; + + if (list_empty(head)) + jump->index = 0; + else + jump->index = list_entry(head->prev, struct jump_key, + entries)->index + 1; + + list_add_tail(&jump->entries, head); + } + + if (i > 0) { + str_printf(r, " Location:\n"); + for (j = 4; --i >= 0; j += 2) { + menu = submenu[i]; + if (jump && menu == location) + jump->offset = strlen(r->s); + str_printf(r, "%*c-> %s", j, ' ', + menu_get_prompt(menu)); + if (menu->sym) { + str_printf(r, " (%s [=%s])", menu->sym->name ? + menu->sym->name : "<choice>", + sym_get_string_value(menu->sym)); + } + str_append(r, "\n"); + } + } +} + +static void get_symbol_props_str(struct gstr *r, struct symbol *sym, + enum prop_type tok, const char *prefix) +{ + bool hit = false; + struct property *prop; + + for_all_properties(sym, prop, tok) { + if (!hit) { + str_append(r, prefix); + hit = true; + } else + str_printf(r, " && "); + expr_gstr_print(prop->expr, r); + } + if (hit) + str_append(r, "\n"); +} + +/* + * head is optional and may be NULL + */ +static void get_symbol_str(struct gstr *r, struct symbol *sym, + struct list_head *head) +{ + struct property *prop; + + if (sym && sym->name) { + str_printf(r, "Symbol: %s [=%s]\n", sym->name, + sym_get_string_value(sym)); + str_printf(r, "Type : %s\n", sym_type_name(sym->type)); + if (sym->type == S_INT || sym->type == S_HEX) { + prop = sym_get_range_prop(sym); + if (prop) { + str_printf(r, "Range : "); + expr_gstr_print(prop->expr, r); + str_append(r, "\n"); + } + } + } + + /* Print the definitions with prompts before the ones without */ + for_all_properties(sym, prop, P_SYMBOL) { + if (prop->menu->prompt) { + get_def_str(r, prop->menu); + get_prompt_str(r, prop->menu->prompt, head); + } + } + + for_all_properties(sym, prop, P_SYMBOL) { + if (!prop->menu->prompt) { + get_def_str(r, prop->menu); + get_dep_str(r, prop->menu->dep, " Depends on: "); + } + } + + get_symbol_props_str(r, sym, P_SELECT, "Selects: "); + if (sym->rev_dep.expr) { + expr_gstr_print_revdep(sym->rev_dep.expr, r, yes, "Selected by [y]:\n"); + expr_gstr_print_revdep(sym->rev_dep.expr, r, mod, "Selected by [m]:\n"); + expr_gstr_print_revdep(sym->rev_dep.expr, r, no, "Selected by [n]:\n"); + } + + get_symbol_props_str(r, sym, P_IMPLY, "Implies: "); + if (sym->implied.expr) { + expr_gstr_print_revdep(sym->implied.expr, r, yes, "Implied by [y]:\n"); + expr_gstr_print_revdep(sym->implied.expr, r, mod, "Implied by [m]:\n"); + expr_gstr_print_revdep(sym->implied.expr, r, no, "Implied by [n]:\n"); + } + + str_append(r, "\n\n"); +} + +struct gstr get_relations_str(struct symbol **sym_arr, struct list_head *head) +{ + struct symbol *sym; + struct gstr res = str_new(); + int i; + + for (i = 0; sym_arr && (sym = sym_arr[i]); i++) + get_symbol_str(&res, sym, head); + if (!i) + str_append(&res, "No matches found.\n"); + return res; +} + + +void menu_get_ext_help(struct menu *menu, struct gstr *help) +{ + struct symbol *sym = menu->sym; + const char *help_text = nohelp_text; + + if (menu_has_help(menu)) { + if (sym->name) + str_printf(help, "%s%s:\n\n", CONFIG_, sym->name); + help_text = menu_get_help(menu); + } + str_printf(help, "%s\n", help_text); + if (sym) + get_symbol_str(help, sym, NULL); +} diff --git a/scripts/kconfig/merge_config.sh b/scripts/kconfig/merge_config.sh new file mode 100755 index 000000000..63c856520 --- /dev/null +++ b/scripts/kconfig/merge_config.sh @@ -0,0 +1,189 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# +# merge_config.sh - Takes a list of config fragment values, and merges +# them one by one. Provides warnings on overridden values, and specified +# values that did not make it to the resulting .config file (due to missed +# dependencies or config symbol removal). +# +# Portions reused from kconf_check and generate_cfg: +# http://git.yoctoproject.org/cgit/cgit.cgi/yocto-kernel-tools/tree/tools/kconf_check +# http://git.yoctoproject.org/cgit/cgit.cgi/yocto-kernel-tools/tree/tools/generate_cfg +# +# Copyright (c) 2009-2010 Wind River Systems, Inc. +# Copyright 2011 Linaro + +set -e + +clean_up() { + rm -f $TMP_FILE + rm -f $MERGE_FILE +} + +usage() { + echo "Usage: $0 [OPTIONS] [CONFIG [...]]" + echo " -h display this help text" + echo " -m only merge the fragments, do not execute the make command" + echo " -n use allnoconfig instead of alldefconfig" + echo " -r list redundant entries when merging fragments" + echo " -y make builtin have precedence over modules" + echo " -O dir to put generated output files. Consider setting \$KCONFIG_CONFIG instead." + echo + echo "Used prefix: '$CONFIG_PREFIX'. You can redefine it with \$CONFIG_ environment variable." +} + +RUNMAKE=true +ALLTARGET=alldefconfig +WARNREDUN=false +BUILTIN=false +OUTPUT=. +CONFIG_PREFIX=${CONFIG_-CONFIG_} + +while true; do + case $1 in + "-n") + ALLTARGET=allnoconfig + shift + continue + ;; + "-m") + RUNMAKE=false + shift + continue + ;; + "-h") + usage + exit + ;; + "-r") + WARNREDUN=true + shift + continue + ;; + "-y") + BUILTIN=true + shift + continue + ;; + "-O") + if [ -d $2 ];then + OUTPUT=$(echo $2 | sed 's/\/*$//') + else + echo "output directory $2 does not exist" 1>&2 + exit 1 + fi + shift 2 + continue + ;; + *) + break + ;; + esac +done + +if [ "$#" -lt 1 ] ; then + usage + exit +fi + +if [ -z "$KCONFIG_CONFIG" ]; then + if [ "$OUTPUT" != . ]; then + KCONFIG_CONFIG=$(readlink -m -- "$OUTPUT/.config") + else + KCONFIG_CONFIG=.config + fi +fi + +INITFILE=$1 +shift; + +if [ ! -r "$INITFILE" ]; then + echo "The base file '$INITFILE' does not exist. Exit." >&2 + exit 1 +fi + +MERGE_LIST=$* +SED_CONFIG_EXP1="s/^\(${CONFIG_PREFIX}[a-zA-Z0-9_]*\)=.*/\1/p" +SED_CONFIG_EXP2="s/^# \(${CONFIG_PREFIX}[a-zA-Z0-9_]*\) is not set$/\1/p" + +TMP_FILE=$(mktemp ./.tmp.config.XXXXXXXXXX) +MERGE_FILE=$(mktemp ./.merge_tmp.config.XXXXXXXXXX) + +echo "Using $INITFILE as base" + +trap clean_up EXIT + +cat $INITFILE > $TMP_FILE + +# Merge files, printing warnings on overridden values +for ORIG_MERGE_FILE in $MERGE_LIST ; do + echo "Merging $ORIG_MERGE_FILE" + if [ ! -r "$ORIG_MERGE_FILE" ]; then + echo "The merge file '$ORIG_MERGE_FILE' does not exist. Exit." >&2 + exit 1 + fi + cat $ORIG_MERGE_FILE > $MERGE_FILE + CFG_LIST=$(sed -n -e "$SED_CONFIG_EXP1" -e "$SED_CONFIG_EXP2" $MERGE_FILE) + + for CFG in $CFG_LIST ; do + grep -q -w $CFG $TMP_FILE || continue + PREV_VAL=$(grep -w $CFG $TMP_FILE) + NEW_VAL=$(grep -w $CFG $MERGE_FILE) + BUILTIN_FLAG=false + if [ "$BUILTIN" = "true" ] && [ "${NEW_VAL#CONFIG_*=}" = "m" ] && [ "${PREV_VAL#CONFIG_*=}" = "y" ]; then + echo Previous value: $PREV_VAL + echo New value: $NEW_VAL + echo -y passed, will not demote y to m + echo + BUILTIN_FLAG=true + elif [ "x$PREV_VAL" != "x$NEW_VAL" ] ; then + echo Value of $CFG is redefined by fragment $ORIG_MERGE_FILE: + echo Previous value: $PREV_VAL + echo New value: $NEW_VAL + echo + elif [ "$WARNREDUN" = "true" ]; then + echo Value of $CFG is redundant by fragment $ORIG_MERGE_FILE: + fi + if [ "$BUILTIN_FLAG" = "false" ]; then + sed -i "/$CFG[ =]/d" $TMP_FILE + else + sed -i "/$CFG[ =]/d" $MERGE_FILE + fi + done + cat $MERGE_FILE >> $TMP_FILE +done + +if [ "$RUNMAKE" = "false" ]; then + cp -T -- "$TMP_FILE" "$KCONFIG_CONFIG" + echo "#" + echo "# merged configuration written to $KCONFIG_CONFIG (needs make)" + echo "#" + exit +fi + +# If we have an output dir, setup the O= argument, otherwise leave +# it blank, since O=. will create an unnecessary ./source softlink +OUTPUT_ARG="" +if [ "$OUTPUT" != "." ] ; then + OUTPUT_ARG="O=$OUTPUT" +fi + + +# Use the merged file as the starting point for: +# alldefconfig: Fills in any missing symbols with Kconfig default +# allnoconfig: Fills in any missing symbols with # CONFIG_* is not set +make KCONFIG_ALLCONFIG=$TMP_FILE $OUTPUT_ARG $ALLTARGET + + +# Check all specified config values took (might have missed-dependency issues) +for CFG in $(sed -n -e "$SED_CONFIG_EXP1" -e "$SED_CONFIG_EXP2" $TMP_FILE); do + + REQUESTED_VAL=$(grep -w -e "$CFG" $TMP_FILE) + ACTUAL_VAL=$(grep -w -e "$CFG" "$KCONFIG_CONFIG" || true) + if [ "x$REQUESTED_VAL" != "x$ACTUAL_VAL" ] ; then + echo "Value requested for $CFG not in final .config" + echo "Requested value: $REQUESTED_VAL" + echo "Actual value: $ACTUAL_VAL" + echo "" + fi +done diff --git a/scripts/kconfig/nconf-cfg.sh b/scripts/kconfig/nconf-cfg.sh new file mode 100755 index 000000000..c21225507 --- /dev/null +++ b/scripts/kconfig/nconf-cfg.sh @@ -0,0 +1,50 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 + +PKG="ncursesw menuw panelw" +PKG2="ncurses menu panel" + +if [ -n "$(command -v pkg-config)" ]; then + if pkg-config --exists $PKG; then + echo cflags=\"$(pkg-config --cflags $PKG)\" + echo libs=\"$(pkg-config --libs $PKG)\" + exit 0 + fi + + if pkg-config --exists $PKG2; then + echo cflags=\"$(pkg-config --cflags $PKG2)\" + echo libs=\"$(pkg-config --libs $PKG2)\" + exit 0 + fi +fi + +# Check the default paths in case pkg-config is not installed. +# (Even if it is installed, some distributions such as openSUSE cannot +# find ncurses by pkg-config.) +if [ -f /usr/include/ncursesw/ncurses.h ]; then + echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncursesw\" + echo libs=\"-lncursesw -lmenuw -lpanelw\" + exit 0 +fi + +if [ -f /usr/include/ncurses/ncurses.h ]; then + echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncurses\" + echo libs=\"-lncurses -lmenu -lpanel\" + exit 0 +fi + +if [ -f /usr/include/ncurses.h ]; then + echo cflags=\"-D_GNU_SOURCE\" + echo libs=\"-lncurses -lmenu -lpanel\" + exit 0 +fi + +echo >&2 "*" +echo >&2 "* Unable to find the ncurses package." +echo >&2 "* Install ncurses (ncurses-devel or libncurses-dev" +echo >&2 "* depending on your distribution)." +echo >&2 "*" +echo >&2 "* You may also need to install pkg-config to find the" +echo >&2 "* ncurses installed in a non-default location." +echo >&2 "*" +exit 1 diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c new file mode 100644 index 000000000..af814b39b --- /dev/null +++ b/scripts/kconfig/nconf.c @@ -0,0 +1,1555 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com> + * + * Derived from menuconfig. + */ +#ifndef _GNU_SOURCE +#define _GNU_SOURCE +#endif +#include <string.h> +#include <strings.h> +#include <stdlib.h> + +#include "lkc.h" +#include "nconf.h" +#include <ctype.h> + +static const char nconf_global_help[] = +"Help windows\n" +"------------\n" +"o Global help: Unless in a data entry window, pressing <F1> will give \n" +" you the global help window, which you are just reading.\n" +"\n" +"o A short version of the global help is available by pressing <F3>.\n" +"\n" +"o Local help: To get help related to the current menu entry, use any\n" +" of <?> <h>, or if in a data entry window then press <F1>.\n" +"\n" +"\n" +"Menu entries\n" +"------------\n" +"This interface lets you select features and parameters for the kernel\n" +"build. Kernel features can either be built-in, modularized, or removed.\n" +"Parameters must be entered as text or decimal or hexadecimal numbers.\n" +"\n" +"Menu entries beginning with following braces represent features that\n" +" [ ] can be built in or removed\n" +" < > can be built in, modularized or removed\n" +" { } can be built in or modularized, are selected by another feature\n" +" - - are selected by another feature\n" +" XXX cannot be selected. Symbol Info <F2> tells you why.\n" +"*, M or whitespace inside braces means to build in, build as a module\n" +"or to exclude the feature respectively.\n" +"\n" +"To change any of these features, highlight it with the movement keys\n" +"listed below and press <y> to build it in, <m> to make it a module or\n" +"<n> to remove it. You may press the <Space> key to cycle through the\n" +"available options.\n" +"\n" +"A trailing \"--->\" designates a submenu, a trailing \"----\" an\n" +"empty submenu.\n" +"\n" +"Menu navigation keys\n" +"----------------------------------------------------------------------\n" +"Linewise up <Up>\n" +"Linewise down <Down>\n" +"Pagewise up <Page Up>\n" +"Pagewise down <Page Down>\n" +"First entry <Home>\n" +"Last entry <End>\n" +"Enter a submenu <Right> <Enter>\n" +"Go back to parent menu <Left> <Esc> <F5>\n" +"Close a help window <Enter> <Esc> <F5>\n" +"Close entry window, apply <Enter>\n" +"Close entry window, forget <Esc> <F5>\n" +"Start incremental, case-insensitive search for STRING in menu entries,\n" +" no regex support, STRING is displayed in upper left corner\n" +" </>STRING\n" +" Remove last character <Backspace>\n" +" Jump to next hit <Down>\n" +" Jump to previous hit <Up>\n" +"Exit menu search mode </> <Esc>\n" +"Search for configuration variables with or without leading CONFIG_\n" +" <F8>RegExpr<Enter>\n" +"Verbose search help <F8><F1>\n" +"----------------------------------------------------------------------\n" +"\n" +"Unless in a data entry window, key <1> may be used instead of <F1>,\n" +"<2> instead of <F2>, etc.\n" +"\n" +"\n" +"Radiolist (Choice list)\n" +"-----------------------\n" +"Use the movement keys listed above to select the option you wish to set\n" +"and press <Space>.\n" +"\n" +"\n" +"Data entry\n" +"----------\n" +"Enter the requested information and press <Enter>. Hexadecimal values\n" +"may be entered without the \"0x\" prefix.\n" +"\n" +"\n" +"Text Box (Help Window)\n" +"----------------------\n" +"Use movement keys as listed in table above.\n" +"\n" +"Press any of <Enter> <Esc> <q> <F5> <F9> to exit.\n" +"\n" +"\n" +"Alternate configuration files\n" +"-----------------------------\n" +"nconfig supports switching between different configurations.\n" +"Press <F6> to save your current configuration. Press <F7> and enter\n" +"a file name to load a previously saved configuration.\n" +"\n" +"\n" +"Terminal configuration\n" +"----------------------\n" +"If you use nconfig in a xterm window, make sure your TERM environment\n" +"variable specifies a terminal configuration which supports at least\n" +"16 colors. Otherwise nconfig will look rather bad.\n" +"\n" +"If the \"stty size\" command reports the current terminalsize correctly,\n" +"nconfig will adapt to sizes larger than the traditional 80x25 \"standard\"\n" +"and display longer menus properly.\n" +"\n" +"\n" +"Single menu mode\n" +"----------------\n" +"If you prefer to have all of the menu entries listed in a single menu,\n" +"rather than the default multimenu hierarchy, run nconfig with\n" +"NCONFIG_MODE environment variable set to single_menu. Example:\n" +"\n" +"make NCONFIG_MODE=single_menu nconfig\n" +"\n" +"<Enter> will then unfold the appropriate category, or fold it if it\n" +"is already unfolded. Folded menu entries will be designated by a\n" +"leading \"++>\" and unfolded entries by a leading \"-->\".\n" +"\n" +"Note that this mode can eventually be a little more CPU expensive than\n" +"the default mode, especially with a larger number of unfolded submenus.\n" +"\n", +menu_no_f_instructions[] = +"Legend: [*] built-in [ ] excluded <M> module < > module capable.\n" +"Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n" +"\n" +"Use the following keys to navigate the menus:\n" +"Move up or down with <Up> and <Down>.\n" +"Enter a submenu with <Enter> or <Right>.\n" +"Exit a submenu to its parent menu with <Esc> or <Left>.\n" +"Pressing <y> includes, <n> excludes, <m> modularizes features.\n" +"Pressing <Space> cycles through the available options.\n" +"To search for menu entries press </>.\n" +"<Esc> always leaves the current window.\n" +"\n" +"You do not have function keys support.\n" +"Press <1> instead of <F1>, <2> instead of <F2>, etc.\n" +"For verbose global help use key <1>.\n" +"For help related to the current menu entry press <?> or <h>.\n", +menu_instructions[] = +"Legend: [*] built-in [ ] excluded <M> module < > module capable.\n" +"Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n" +"\n" +"Use the following keys to navigate the menus:\n" +"Move up or down with <Up> or <Down>.\n" +"Enter a submenu with <Enter> or <Right>.\n" +"Exit a submenu to its parent menu with <Esc> or <Left>.\n" +"Pressing <y> includes, <n> excludes, <m> modularizes features.\n" +"Pressing <Space> cycles through the available options.\n" +"To search for menu entries press </>.\n" +"<Esc> always leaves the current window.\n" +"\n" +"Pressing <1> may be used instead of <F1>, <2> instead of <F2>, etc.\n" +"For verbose global help press <F1>.\n" +"For help related to the current menu entry press <?> or <h>.\n", +radiolist_instructions[] = +"Press <Up>, <Down>, <Home> or <End> to navigate a radiolist, select\n" +"with <Space>.\n" +"For help related to the current entry press <?> or <h>.\n" +"For global help press <F1>.\n", +inputbox_instructions_int[] = +"Please enter a decimal value.\n" +"Fractions will not be accepted.\n" +"Press <Enter> to apply, <Esc> to cancel.", +inputbox_instructions_hex[] = +"Please enter a hexadecimal value.\n" +"Press <Enter> to apply, <Esc> to cancel.", +inputbox_instructions_string[] = +"Please enter a string value.\n" +"Press <Enter> to apply, <Esc> to cancel.", +setmod_text[] = +"This feature depends on another feature which has been configured as a\n" +"module. As a result, the current feature will be built as a module too.", +load_config_text[] = +"Enter the name of the configuration file you wish to load.\n" +"Accept the name shown to restore the configuration you last\n" +"retrieved. Leave empty to abort.", +load_config_help[] = +"For various reasons, one may wish to keep several different\n" +"configurations available on a single machine.\n" +"\n" +"If you have saved a previous configuration in a file other than the\n" +"default one, entering its name here will allow you to load and modify\n" +"that configuration.\n" +"\n" +"Leave empty to abort.\n", +save_config_text[] = +"Enter a filename to which this configuration should be saved\n" +"as an alternate. Leave empty to abort.", +save_config_help[] = +"For various reasons, one may wish to keep several different\n" +"configurations available on a single machine.\n" +"\n" +"Entering a file name here will allow you to later retrieve, modify\n" +"and use the current configuration as an alternate to whatever\n" +"configuration options you have selected at that time.\n" +"\n" +"Leave empty to abort.\n", +search_help[] = +"Search for symbols (configuration variable names CONFIG_*) and display\n" +"their relations. Regular expressions are supported.\n" +"Example: Search for \"^FOO\".\n" +"Result:\n" +"-----------------------------------------------------------------\n" +"Symbol: FOO [ = m]\n" +"Prompt: Foo bus is used to drive the bar HW\n" +"Defined at drivers/pci/Kconfig:47\n" +"Depends on: X86_LOCAL_APIC && X86_IO_APIC || IA64\n" +"Location:\n" +" -> Bus options (PCI, PCMCIA, EISA, ISA)\n" +" -> PCI support (PCI [ = y])\n" +" -> PCI access mode (<choice> [ = y])\n" +"Selects: LIBCRC32\n" +"Selected by: BAR\n" +"-----------------------------------------------------------------\n" +"o The line 'Prompt:' shows the text displayed for this symbol in\n" +" the menu hierarchy.\n" +"o The 'Defined at' line tells at what file / line number the symbol is\n" +" defined.\n" +"o The 'Depends on:' line lists symbols that need to be defined for\n" +" this symbol to be visible and selectable in the menu.\n" +"o The 'Location:' lines tell, where in the menu structure this symbol\n" +" is located. A location followed by a [ = y] indicates that this is\n" +" a selectable menu item, and the current value is displayed inside\n" +" brackets.\n" +"o The 'Selects:' line tells, what symbol will be automatically selected\n" +" if this symbol is selected (y or m).\n" +"o The 'Selected by' line tells what symbol has selected this symbol.\n" +"\n" +"Only relevant lines are shown.\n" +"\n\n" +"Search examples:\n" +"USB => find all symbols containing USB\n" +"^USB => find all symbols starting with USB\n" +"USB$ => find all symbols ending with USB\n" +"\n"; + +struct mitem { + char str[256]; + char tag; + void *usrptr; + int is_visible; +}; + +#define MAX_MENU_ITEMS 4096 +static int show_all_items; +static int indent; +static struct menu *current_menu; +static int child_count; +static int single_menu_mode; +/* the window in which all information appears */ +static WINDOW *main_window; +/* the largest size of the menu window */ +static int mwin_max_lines; +static int mwin_max_cols; +/* the window in which we show option buttons */ +static MENU *curses_menu; +static ITEM *curses_menu_items[MAX_MENU_ITEMS]; +static struct mitem k_menu_items[MAX_MENU_ITEMS]; +static int items_num; +static int global_exit; +/* the currently selected button */ +static const char *current_instructions = menu_instructions; + +static char *dialog_input_result; +static int dialog_input_result_len; + +static void conf(struct menu *menu); +static void conf_choice(struct menu *menu); +static void conf_string(struct menu *menu); +static void conf_load(void); +static void conf_save(void); +static void show_help(struct menu *menu); +static int do_exit(void); +static void setup_windows(void); +static void search_conf(void); + +typedef void (*function_key_handler_t)(int *key, struct menu *menu); +static void handle_f1(int *key, struct menu *current_item); +static void handle_f2(int *key, struct menu *current_item); +static void handle_f3(int *key, struct menu *current_item); +static void handle_f4(int *key, struct menu *current_item); +static void handle_f5(int *key, struct menu *current_item); +static void handle_f6(int *key, struct menu *current_item); +static void handle_f7(int *key, struct menu *current_item); +static void handle_f8(int *key, struct menu *current_item); +static void handle_f9(int *key, struct menu *current_item); + +struct function_keys { + const char *key_str; + const char *func; + function_key key; + function_key_handler_t handler; +}; + +static const int function_keys_num = 9; +static struct function_keys function_keys[] = { + { + .key_str = "F1", + .func = "Help", + .key = F_HELP, + .handler = handle_f1, + }, + { + .key_str = "F2", + .func = "SymInfo", + .key = F_SYMBOL, + .handler = handle_f2, + }, + { + .key_str = "F3", + .func = "Help 2", + .key = F_INSTS, + .handler = handle_f3, + }, + { + .key_str = "F4", + .func = "ShowAll", + .key = F_CONF, + .handler = handle_f4, + }, + { + .key_str = "F5", + .func = "Back", + .key = F_BACK, + .handler = handle_f5, + }, + { + .key_str = "F6", + .func = "Save", + .key = F_SAVE, + .handler = handle_f6, + }, + { + .key_str = "F7", + .func = "Load", + .key = F_LOAD, + .handler = handle_f7, + }, + { + .key_str = "F8", + .func = "SymSearch", + .key = F_SEARCH, + .handler = handle_f8, + }, + { + .key_str = "F9", + .func = "Exit", + .key = F_EXIT, + .handler = handle_f9, + }, +}; + +static void print_function_line(void) +{ + int i; + int offset = 1; + const int skip = 1; + int lines = getmaxy(stdscr); + + for (i = 0; i < function_keys_num; i++) { + (void) wattrset(main_window, attributes[FUNCTION_HIGHLIGHT]); + mvwprintw(main_window, lines-3, offset, + "%s", + function_keys[i].key_str); + (void) wattrset(main_window, attributes[FUNCTION_TEXT]); + offset += strlen(function_keys[i].key_str); + mvwprintw(main_window, lines-3, + offset, "%s", + function_keys[i].func); + offset += strlen(function_keys[i].func) + skip; + } + (void) wattrset(main_window, attributes[NORMAL]); +} + +/* help */ +static void handle_f1(int *key, struct menu *current_item) +{ + show_scroll_win(main_window, + "Global help", nconf_global_help); + return; +} + +/* symbole help */ +static void handle_f2(int *key, struct menu *current_item) +{ + show_help(current_item); + return; +} + +/* instructions */ +static void handle_f3(int *key, struct menu *current_item) +{ + show_scroll_win(main_window, + "Short help", + current_instructions); + return; +} + +/* config */ +static void handle_f4(int *key, struct menu *current_item) +{ + int res = btn_dialog(main_window, + "Show all symbols?", + 2, + " <Show All> ", + "<Don't show all>"); + if (res == 0) + show_all_items = 1; + else if (res == 1) + show_all_items = 0; + + return; +} + +/* back */ +static void handle_f5(int *key, struct menu *current_item) +{ + *key = KEY_LEFT; + return; +} + +/* save */ +static void handle_f6(int *key, struct menu *current_item) +{ + conf_save(); + return; +} + +/* load */ +static void handle_f7(int *key, struct menu *current_item) +{ + conf_load(); + return; +} + +/* search */ +static void handle_f8(int *key, struct menu *current_item) +{ + search_conf(); + return; +} + +/* exit */ +static void handle_f9(int *key, struct menu *current_item) +{ + do_exit(); + return; +} + +/* return != 0 to indicate the key was handles */ +static int process_special_keys(int *key, struct menu *menu) +{ + int i; + + if (*key == KEY_RESIZE) { + setup_windows(); + return 1; + } + + for (i = 0; i < function_keys_num; i++) { + if (*key == KEY_F(function_keys[i].key) || + *key == '0' + function_keys[i].key){ + function_keys[i].handler(key, menu); + return 1; + } + } + + return 0; +} + +static void clean_items(void) +{ + int i; + for (i = 0; curses_menu_items[i]; i++) + free_item(curses_menu_items[i]); + bzero(curses_menu_items, sizeof(curses_menu_items)); + bzero(k_menu_items, sizeof(k_menu_items)); + items_num = 0; +} + +typedef enum {MATCH_TINKER_PATTERN_UP, MATCH_TINKER_PATTERN_DOWN, + FIND_NEXT_MATCH_DOWN, FIND_NEXT_MATCH_UP} match_f; + +/* return the index of the matched item, or -1 if no such item exists */ +static int get_mext_match(const char *match_str, match_f flag) +{ + int match_start = item_index(current_item(curses_menu)); + int index; + + if (flag == FIND_NEXT_MATCH_DOWN) + ++match_start; + else if (flag == FIND_NEXT_MATCH_UP) + --match_start; + + match_start = (match_start + items_num) % items_num; + index = match_start; + while (true) { + char *str = k_menu_items[index].str; + if (strcasestr(str, match_str) != NULL) + return index; + if (flag == FIND_NEXT_MATCH_UP || + flag == MATCH_TINKER_PATTERN_UP) + --index; + else + ++index; + index = (index + items_num) % items_num; + if (index == match_start) + return -1; + } +} + +/* Make a new item. */ +static void item_make(struct menu *menu, char tag, const char *fmt, ...) +{ + va_list ap; + + if (items_num > MAX_MENU_ITEMS-1) + return; + + bzero(&k_menu_items[items_num], sizeof(k_menu_items[0])); + k_menu_items[items_num].tag = tag; + k_menu_items[items_num].usrptr = menu; + if (menu != NULL) + k_menu_items[items_num].is_visible = + menu_is_visible(menu); + else + k_menu_items[items_num].is_visible = 1; + + va_start(ap, fmt); + vsnprintf(k_menu_items[items_num].str, + sizeof(k_menu_items[items_num].str), + fmt, ap); + va_end(ap); + + if (!k_menu_items[items_num].is_visible) + memcpy(k_menu_items[items_num].str, "XXX", 3); + + curses_menu_items[items_num] = new_item( + k_menu_items[items_num].str, + k_menu_items[items_num].str); + set_item_userptr(curses_menu_items[items_num], + &k_menu_items[items_num]); + /* + if (!k_menu_items[items_num].is_visible) + item_opts_off(curses_menu_items[items_num], O_SELECTABLE); + */ + + items_num++; + curses_menu_items[items_num] = NULL; +} + +/* very hackish. adds a string to the last item added */ +static void item_add_str(const char *fmt, ...) +{ + va_list ap; + int index = items_num-1; + char new_str[256]; + char tmp_str[256]; + + if (index < 0) + return; + + va_start(ap, fmt); + vsnprintf(new_str, sizeof(new_str), fmt, ap); + va_end(ap); + snprintf(tmp_str, sizeof(tmp_str), "%s%s", + k_menu_items[index].str, new_str); + strncpy(k_menu_items[index].str, + tmp_str, + sizeof(k_menu_items[index].str)); + + free_item(curses_menu_items[index]); + curses_menu_items[index] = new_item( + k_menu_items[index].str, + k_menu_items[index].str); + set_item_userptr(curses_menu_items[index], + &k_menu_items[index]); +} + +/* get the tag of the currently selected item */ +static char item_tag(void) +{ + ITEM *cur; + struct mitem *mcur; + + cur = current_item(curses_menu); + if (cur == NULL) + return 0; + mcur = (struct mitem *) item_userptr(cur); + return mcur->tag; +} + +static int curses_item_index(void) +{ + return item_index(current_item(curses_menu)); +} + +static void *item_data(void) +{ + ITEM *cur; + struct mitem *mcur; + + cur = current_item(curses_menu); + if (!cur) + return NULL; + mcur = (struct mitem *) item_userptr(cur); + return mcur->usrptr; + +} + +static int item_is_tag(char tag) +{ + return item_tag() == tag; +} + +static char filename[PATH_MAX+1]; +static char menu_backtitle[PATH_MAX+128]; +static const char *set_config_filename(const char *config_filename) +{ + int size; + + size = snprintf(menu_backtitle, sizeof(menu_backtitle), + "%s - %s", config_filename, rootmenu.prompt->text); + if (size >= sizeof(menu_backtitle)) + menu_backtitle[sizeof(menu_backtitle)-1] = '\0'; + + size = snprintf(filename, sizeof(filename), "%s", config_filename); + if (size >= sizeof(filename)) + filename[sizeof(filename)-1] = '\0'; + return menu_backtitle; +} + +/* return = 0 means we are successful. + * -1 means go on doing what you were doing + */ +static int do_exit(void) +{ + int res; + if (!conf_get_changed()) { + global_exit = 1; + return 0; + } + res = btn_dialog(main_window, + "Do you wish to save your new configuration?\n" + "<ESC> to cancel and resume nconfig.", + 2, + " <save> ", + "<don't save>"); + if (res == KEY_EXIT) { + global_exit = 0; + return -1; + } + + /* if we got here, the user really wants to exit */ + switch (res) { + case 0: + res = conf_write(filename); + if (res) + btn_dialog( + main_window, + "Error during writing of configuration.\n" + "Your configuration changes were NOT saved.", + 1, + "<OK>"); + conf_write_autoconf(0); + break; + default: + btn_dialog( + main_window, + "Your configuration changes were NOT saved.", + 1, + "<OK>"); + break; + } + global_exit = 1; + return 0; +} + + +static void search_conf(void) +{ + struct symbol **sym_arr; + struct gstr res; + struct gstr title; + char *dialog_input; + int dres; + + title = str_new(); + str_printf( &title, "Enter (sub)string or regexp to search for " + "(with or without \"%s\")", CONFIG_); + +again: + dres = dialog_inputbox(main_window, + "Search Configuration Parameter", + str_get(&title), + "", &dialog_input_result, &dialog_input_result_len); + switch (dres) { + case 0: + break; + case 1: + show_scroll_win(main_window, + "Search Configuration", search_help); + goto again; + default: + str_free(&title); + return; + } + + /* strip the prefix if necessary */ + dialog_input = dialog_input_result; + if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0) + dialog_input += strlen(CONFIG_); + + sym_arr = sym_re_search(dialog_input); + res = get_relations_str(sym_arr, NULL); + free(sym_arr); + show_scroll_win(main_window, + "Search Results", str_get(&res)); + str_free(&res); + str_free(&title); +} + + +static void build_conf(struct menu *menu) +{ + struct symbol *sym; + struct property *prop; + struct menu *child; + int type, tmp, doint = 2; + tristate val; + char ch; + + if (!menu || (!show_all_items && !menu_is_visible(menu))) + return; + + sym = menu->sym; + prop = menu->prompt; + if (!sym) { + if (prop && menu != current_menu) { + const char *prompt = menu_get_prompt(menu); + enum prop_type ptype; + ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN; + switch (ptype) { + case P_MENU: + child_count++; + if (single_menu_mode) { + item_make(menu, 'm', + "%s%*c%s", + menu->data ? "-->" : "++>", + indent + 1, ' ', prompt); + } else + item_make(menu, 'm', + " %*c%s %s", + indent + 1, ' ', prompt, + menu_is_empty(menu) ? "----" : "--->"); + + if (single_menu_mode && menu->data) + goto conf_childs; + return; + case P_COMMENT: + if (prompt) { + child_count++; + item_make(menu, ':', + " %*c*** %s ***", + indent + 1, ' ', + prompt); + } + break; + default: + if (prompt) { + child_count++; + item_make(menu, ':', "---%*c%s", + indent + 1, ' ', + prompt); + } + } + } else + doint = 0; + goto conf_childs; + } + + type = sym_get_type(sym); + if (sym_is_choice(sym)) { + struct symbol *def_sym = sym_get_choice_value(sym); + struct menu *def_menu = NULL; + + child_count++; + for (child = menu->list; child; child = child->next) { + if (menu_is_visible(child) && child->sym == def_sym) + def_menu = child; + } + + val = sym_get_tristate_value(sym); + if (sym_is_changeable(sym)) { + switch (type) { + case S_BOOLEAN: + item_make(menu, 't', "[%c]", + val == no ? ' ' : '*'); + break; + case S_TRISTATE: + switch (val) { + case yes: + ch = '*'; + break; + case mod: + ch = 'M'; + break; + default: + ch = ' '; + break; + } + item_make(menu, 't', "<%c>", ch); + break; + } + } else { + item_make(menu, def_menu ? 't' : ':', " "); + } + + item_add_str("%*c%s", indent + 1, + ' ', menu_get_prompt(menu)); + if (val == yes) { + if (def_menu) { + item_add_str(" (%s)", + menu_get_prompt(def_menu)); + item_add_str(" --->"); + if (def_menu->list) { + indent += 2; + build_conf(def_menu); + indent -= 2; + } + } + return; + } + } else { + if (menu == current_menu) { + item_make(menu, ':', + "---%*c%s", indent + 1, + ' ', menu_get_prompt(menu)); + goto conf_childs; + } + child_count++; + val = sym_get_tristate_value(sym); + if (sym_is_choice_value(sym) && val == yes) { + item_make(menu, ':', " "); + } else { + switch (type) { + case S_BOOLEAN: + if (sym_is_changeable(sym)) + item_make(menu, 't', "[%c]", + val == no ? ' ' : '*'); + else + item_make(menu, 't', "-%c-", + val == no ? ' ' : '*'); + break; + case S_TRISTATE: + switch (val) { + case yes: + ch = '*'; + break; + case mod: + ch = 'M'; + break; + default: + ch = ' '; + break; + } + if (sym_is_changeable(sym)) { + if (sym->rev_dep.tri == mod) + item_make(menu, + 't', "{%c}", ch); + else + item_make(menu, + 't', "<%c>", ch); + } else + item_make(menu, 't', "-%c-", ch); + break; + default: + tmp = 2 + strlen(sym_get_string_value(sym)); + item_make(menu, 's', " (%s)", + sym_get_string_value(sym)); + tmp = indent - tmp + 4; + if (tmp < 0) + tmp = 0; + item_add_str("%*c%s%s", tmp, ' ', + menu_get_prompt(menu), + (sym_has_value(sym) || + !sym_is_changeable(sym)) ? "" : + " (NEW)"); + goto conf_childs; + } + } + item_add_str("%*c%s%s", indent + 1, ' ', + menu_get_prompt(menu), + (sym_has_value(sym) || !sym_is_changeable(sym)) ? + "" : " (NEW)"); + if (menu->prompt && menu->prompt->type == P_MENU) { + item_add_str(" %s", menu_is_empty(menu) ? "----" : "--->"); + return; + } + } + +conf_childs: + indent += doint; + for (child = menu->list; child; child = child->next) + build_conf(child); + indent -= doint; +} + +static void reset_menu(void) +{ + unpost_menu(curses_menu); + clean_items(); +} + +/* adjust the menu to show this item. + * prefer not to scroll the menu if possible*/ +static void center_item(int selected_index, int *last_top_row) +{ + int toprow; + + set_top_row(curses_menu, *last_top_row); + toprow = top_row(curses_menu); + if (selected_index < toprow || + selected_index >= toprow+mwin_max_lines) { + toprow = max(selected_index-mwin_max_lines/2, 0); + if (toprow >= item_count(curses_menu)-mwin_max_lines) + toprow = item_count(curses_menu)-mwin_max_lines; + set_top_row(curses_menu, toprow); + } + set_current_item(curses_menu, + curses_menu_items[selected_index]); + *last_top_row = toprow; + post_menu(curses_menu); + refresh_all_windows(main_window); +} + +/* this function assumes reset_menu has been called before */ +static void show_menu(const char *prompt, const char *instructions, + int selected_index, int *last_top_row) +{ + int maxx, maxy; + WINDOW *menu_window; + + current_instructions = instructions; + + clear(); + (void) wattrset(main_window, attributes[NORMAL]); + print_in_middle(stdscr, 1, 0, getmaxx(stdscr), + menu_backtitle, + attributes[MAIN_HEADING]); + + (void) wattrset(main_window, attributes[MAIN_MENU_BOX]); + box(main_window, 0, 0); + (void) wattrset(main_window, attributes[MAIN_MENU_HEADING]); + mvwprintw(main_window, 0, 3, " %s ", prompt); + (void) wattrset(main_window, attributes[NORMAL]); + + set_menu_items(curses_menu, curses_menu_items); + + /* position the menu at the middle of the screen */ + scale_menu(curses_menu, &maxy, &maxx); + maxx = min(maxx, mwin_max_cols-2); + maxy = mwin_max_lines; + menu_window = derwin(main_window, + maxy, + maxx, + 2, + (mwin_max_cols-maxx)/2); + keypad(menu_window, TRUE); + set_menu_win(curses_menu, menu_window); + set_menu_sub(curses_menu, menu_window); + + /* must reassert this after changing items, otherwise returns to a + * default of 16 + */ + set_menu_format(curses_menu, maxy, 1); + center_item(selected_index, last_top_row); + set_menu_format(curses_menu, maxy, 1); + + print_function_line(); + + /* Post the menu */ + post_menu(curses_menu); + refresh_all_windows(main_window); +} + +static void adj_match_dir(match_f *match_direction) +{ + if (*match_direction == FIND_NEXT_MATCH_DOWN) + *match_direction = + MATCH_TINKER_PATTERN_DOWN; + else if (*match_direction == FIND_NEXT_MATCH_UP) + *match_direction = + MATCH_TINKER_PATTERN_UP; + /* else, do no change.. */ +} + +struct match_state +{ + int in_search; + match_f match_direction; + char pattern[256]; +}; + +/* Return 0 means I have handled the key. In such a case, ans should hold the + * item to center, or -1 otherwise. + * Else return -1 . + */ +static int do_match(int key, struct match_state *state, int *ans) +{ + char c = (char) key; + int terminate_search = 0; + *ans = -1; + if (key == '/' || (state->in_search && key == 27)) { + move(0, 0); + refresh(); + clrtoeol(); + state->in_search = 1-state->in_search; + bzero(state->pattern, sizeof(state->pattern)); + state->match_direction = MATCH_TINKER_PATTERN_DOWN; + return 0; + } else if (!state->in_search) + return 1; + + if (isalnum(c) || isgraph(c) || c == ' ') { + state->pattern[strlen(state->pattern)] = c; + state->pattern[strlen(state->pattern)] = '\0'; + adj_match_dir(&state->match_direction); + *ans = get_mext_match(state->pattern, + state->match_direction); + } else if (key == KEY_DOWN) { + state->match_direction = FIND_NEXT_MATCH_DOWN; + *ans = get_mext_match(state->pattern, + state->match_direction); + } else if (key == KEY_UP) { + state->match_direction = FIND_NEXT_MATCH_UP; + *ans = get_mext_match(state->pattern, + state->match_direction); + } else if (key == KEY_BACKSPACE || key == 8 || key == 127) { + state->pattern[strlen(state->pattern)-1] = '\0'; + adj_match_dir(&state->match_direction); + } else + terminate_search = 1; + + if (terminate_search) { + state->in_search = 0; + bzero(state->pattern, sizeof(state->pattern)); + move(0, 0); + refresh(); + clrtoeol(); + return -1; + } + return 0; +} + +static void conf(struct menu *menu) +{ + struct menu *submenu = NULL; + const char *prompt = menu_get_prompt(menu); + struct symbol *sym; + int res; + int current_index = 0; + int last_top_row = 0; + struct match_state match_state = { + .in_search = 0, + .match_direction = MATCH_TINKER_PATTERN_DOWN, + .pattern = "", + }; + + while (!global_exit) { + reset_menu(); + current_menu = menu; + build_conf(menu); + if (!child_count) + break; + + show_menu(prompt ? prompt : "Main Menu", + menu_instructions, + current_index, &last_top_row); + keypad((menu_win(curses_menu)), TRUE); + while (!global_exit) { + if (match_state.in_search) { + mvprintw(0, 0, + "searching: %s", match_state.pattern); + clrtoeol(); + } + refresh_all_windows(main_window); + res = wgetch(menu_win(curses_menu)); + if (!res) + break; + if (do_match(res, &match_state, ¤t_index) == 0) { + if (current_index != -1) + center_item(current_index, + &last_top_row); + continue; + } + if (process_special_keys(&res, + (struct menu *) item_data())) + break; + switch (res) { + case KEY_DOWN: + menu_driver(curses_menu, REQ_DOWN_ITEM); + break; + case KEY_UP: + menu_driver(curses_menu, REQ_UP_ITEM); + break; + case KEY_NPAGE: + menu_driver(curses_menu, REQ_SCR_DPAGE); + break; + case KEY_PPAGE: + menu_driver(curses_menu, REQ_SCR_UPAGE); + break; + case KEY_HOME: + menu_driver(curses_menu, REQ_FIRST_ITEM); + break; + case KEY_END: + menu_driver(curses_menu, REQ_LAST_ITEM); + break; + case 'h': + case '?': + show_help((struct menu *) item_data()); + break; + } + if (res == 10 || res == 27 || + res == 32 || res == 'n' || res == 'y' || + res == KEY_LEFT || res == KEY_RIGHT || + res == 'm') + break; + refresh_all_windows(main_window); + } + + refresh_all_windows(main_window); + /* if ESC or left*/ + if (res == 27 || (menu != &rootmenu && res == KEY_LEFT)) + break; + + /* remember location in the menu */ + last_top_row = top_row(curses_menu); + current_index = curses_item_index(); + + if (!item_tag()) + continue; + + submenu = (struct menu *) item_data(); + if (!submenu || !menu_is_visible(submenu)) + continue; + sym = submenu->sym; + + switch (res) { + case ' ': + if (item_is_tag('t')) + sym_toggle_tristate_value(sym); + else if (item_is_tag('m')) + conf(submenu); + break; + case KEY_RIGHT: + case 10: /* ENTER WAS PRESSED */ + switch (item_tag()) { + case 'm': + if (single_menu_mode) + submenu->data = + (void *) (long) !submenu->data; + else + conf(submenu); + break; + case 't': + if (sym_is_choice(sym) && + sym_get_tristate_value(sym) == yes) + conf_choice(submenu); + else if (submenu->prompt && + submenu->prompt->type == P_MENU) + conf(submenu); + else if (res == 10) + sym_toggle_tristate_value(sym); + break; + case 's': + conf_string(submenu); + break; + } + break; + case 'y': + if (item_is_tag('t')) { + if (sym_set_tristate_value(sym, yes)) + break; + if (sym_set_tristate_value(sym, mod)) + btn_dialog(main_window, setmod_text, 0); + } + break; + case 'n': + if (item_is_tag('t')) + sym_set_tristate_value(sym, no); + break; + case 'm': + if (item_is_tag('t')) + sym_set_tristate_value(sym, mod); + break; + } + } +} + +static void conf_message_callback(const char *s) +{ + btn_dialog(main_window, s, 1, "<OK>"); +} + +static void show_help(struct menu *menu) +{ + struct gstr help; + + if (!menu) + return; + + help = str_new(); + menu_get_ext_help(menu, &help); + show_scroll_win(main_window, menu_get_prompt(menu), str_get(&help)); + str_free(&help); +} + +static void conf_choice(struct menu *menu) +{ + const char *prompt = menu_get_prompt(menu); + struct menu *child = NULL; + struct symbol *active; + int selected_index = 0; + int last_top_row = 0; + int res, i = 0; + struct match_state match_state = { + .in_search = 0, + .match_direction = MATCH_TINKER_PATTERN_DOWN, + .pattern = "", + }; + + active = sym_get_choice_value(menu->sym); + /* this is mostly duplicated from the conf() function. */ + while (!global_exit) { + reset_menu(); + + for (i = 0, child = menu->list; child; child = child->next) { + if (!show_all_items && !menu_is_visible(child)) + continue; + + if (child->sym == sym_get_choice_value(menu->sym)) + item_make(child, ':', "<X> %s", + menu_get_prompt(child)); + else if (child->sym) + item_make(child, ':', " %s", + menu_get_prompt(child)); + else + item_make(child, ':', "*** %s ***", + menu_get_prompt(child)); + + if (child->sym == active){ + last_top_row = top_row(curses_menu); + selected_index = i; + } + i++; + } + show_menu(prompt ? prompt : "Choice Menu", + radiolist_instructions, + selected_index, + &last_top_row); + while (!global_exit) { + if (match_state.in_search) { + mvprintw(0, 0, "searching: %s", + match_state.pattern); + clrtoeol(); + } + refresh_all_windows(main_window); + res = wgetch(menu_win(curses_menu)); + if (!res) + break; + if (do_match(res, &match_state, &selected_index) == 0) { + if (selected_index != -1) + center_item(selected_index, + &last_top_row); + continue; + } + if (process_special_keys( + &res, + (struct menu *) item_data())) + break; + switch (res) { + case KEY_DOWN: + menu_driver(curses_menu, REQ_DOWN_ITEM); + break; + case KEY_UP: + menu_driver(curses_menu, REQ_UP_ITEM); + break; + case KEY_NPAGE: + menu_driver(curses_menu, REQ_SCR_DPAGE); + break; + case KEY_PPAGE: + menu_driver(curses_menu, REQ_SCR_UPAGE); + break; + case KEY_HOME: + menu_driver(curses_menu, REQ_FIRST_ITEM); + break; + case KEY_END: + menu_driver(curses_menu, REQ_LAST_ITEM); + break; + case 'h': + case '?': + show_help((struct menu *) item_data()); + break; + } + if (res == 10 || res == 27 || res == ' ' || + res == KEY_LEFT){ + break; + } + refresh_all_windows(main_window); + } + /* if ESC or left */ + if (res == 27 || res == KEY_LEFT) + break; + + child = item_data(); + if (!child || !menu_is_visible(child) || !child->sym) + continue; + switch (res) { + case ' ': + case 10: + case KEY_RIGHT: + sym_set_tristate_value(child->sym, yes); + return; + case 'h': + case '?': + show_help(child); + active = child->sym; + break; + case KEY_EXIT: + return; + } + } +} + +static void conf_string(struct menu *menu) +{ + const char *prompt = menu_get_prompt(menu); + + while (1) { + int res; + const char *heading; + + switch (sym_get_type(menu->sym)) { + case S_INT: + heading = inputbox_instructions_int; + break; + case S_HEX: + heading = inputbox_instructions_hex; + break; + case S_STRING: + heading = inputbox_instructions_string; + break; + default: + heading = "Internal nconf error!"; + } + res = dialog_inputbox(main_window, + prompt ? prompt : "Main Menu", + heading, + sym_get_string_value(menu->sym), + &dialog_input_result, + &dialog_input_result_len); + switch (res) { + case 0: + if (sym_set_string_value(menu->sym, + dialog_input_result)) + return; + btn_dialog(main_window, + "You have made an invalid entry.", 0); + break; + case 1: + show_help(menu); + break; + case KEY_EXIT: + return; + } + } +} + +static void conf_load(void) +{ + while (1) { + int res; + res = dialog_inputbox(main_window, + NULL, load_config_text, + filename, + &dialog_input_result, + &dialog_input_result_len); + switch (res) { + case 0: + if (!dialog_input_result[0]) + return; + if (!conf_read(dialog_input_result)) { + set_config_filename(dialog_input_result); + sym_set_change_count(1); + return; + } + btn_dialog(main_window, "File does not exist!", 0); + break; + case 1: + show_scroll_win(main_window, + "Load Alternate Configuration", + load_config_help); + break; + case KEY_EXIT: + return; + } + } +} + +static void conf_save(void) +{ + while (1) { + int res; + res = dialog_inputbox(main_window, + NULL, save_config_text, + filename, + &dialog_input_result, + &dialog_input_result_len); + switch (res) { + case 0: + if (!dialog_input_result[0]) + return; + res = conf_write(dialog_input_result); + if (!res) { + set_config_filename(dialog_input_result); + return; + } + btn_dialog(main_window, "Can't create file!", + 1, "<OK>"); + break; + case 1: + show_scroll_win(main_window, + "Save Alternate Configuration", + save_config_help); + break; + case KEY_EXIT: + return; + } + } +} + +static void setup_windows(void) +{ + int lines, columns; + + getmaxyx(stdscr, lines, columns); + + if (main_window != NULL) + delwin(main_window); + + /* set up the menu and menu window */ + main_window = newwin(lines-2, columns-2, 2, 1); + keypad(main_window, TRUE); + mwin_max_lines = lines-7; + mwin_max_cols = columns-6; + + /* panels order is from bottom to top */ + new_panel(main_window); +} + +int main(int ac, char **av) +{ + int lines, columns; + char *mode; + + if (ac > 1 && strcmp(av[1], "-s") == 0) { + /* Silence conf_read() until the real callback is set up */ + conf_set_message_callback(NULL); + av++; + } + conf_parse(av[1]); + conf_read(NULL); + + mode = getenv("NCONFIG_MODE"); + if (mode) { + if (!strcasecmp(mode, "single_menu")) + single_menu_mode = 1; + } + + /* Initialize curses */ + initscr(); + /* set color theme */ + set_colors(); + + cbreak(); + noecho(); + keypad(stdscr, TRUE); + curs_set(0); + + getmaxyx(stdscr, lines, columns); + if (columns < 75 || lines < 20) { + endwin(); + printf("Your terminal should have at " + "least 20 lines and 75 columns\n"); + return 1; + } + + notimeout(stdscr, FALSE); +#if NCURSES_REENTRANT + set_escdelay(1); +#else + ESCDELAY = 1; +#endif + + /* set btns menu */ + curses_menu = new_menu(curses_menu_items); + menu_opts_off(curses_menu, O_SHOWDESC); + menu_opts_on(curses_menu, O_SHOWMATCH); + menu_opts_on(curses_menu, O_ONEVALUE); + menu_opts_on(curses_menu, O_NONCYCLIC); + menu_opts_on(curses_menu, O_IGNORECASE); + set_menu_mark(curses_menu, " "); + set_menu_fore(curses_menu, attributes[MAIN_MENU_FORE]); + set_menu_back(curses_menu, attributes[MAIN_MENU_BACK]); + set_menu_grey(curses_menu, attributes[MAIN_MENU_GREY]); + + set_config_filename(conf_get_configname()); + setup_windows(); + + /* check for KEY_FUNC(1) */ + if (has_key(KEY_F(1)) == FALSE) { + show_scroll_win(main_window, + "Instructions", + menu_no_f_instructions); + } + + conf_set_message_callback(conf_message_callback); + /* do the work */ + while (!global_exit) { + conf(&rootmenu); + if (!global_exit && do_exit() == 0) + break; + } + /* ok, we are done */ + unpost_menu(curses_menu); + free_menu(curses_menu); + delwin(main_window); + clear(); + refresh(); + endwin(); + return 0; +} diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c new file mode 100644 index 000000000..77f525a86 --- /dev/null +++ b/scripts/kconfig/nconf.gui.c @@ -0,0 +1,664 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com> + * + * Derived from menuconfig. + */ +#include "nconf.h" +#include "lkc.h" + +/* a list of all the different widgets we use */ +attributes_t attributes[ATTR_MAX+1] = {0}; + +/* available colors: + COLOR_BLACK 0 + COLOR_RED 1 + COLOR_GREEN 2 + COLOR_YELLOW 3 + COLOR_BLUE 4 + COLOR_MAGENTA 5 + COLOR_CYAN 6 + COLOR_WHITE 7 + */ +static void set_normal_colors(void) +{ + init_pair(NORMAL, -1, -1); + init_pair(MAIN_HEADING, COLOR_MAGENTA, -1); + + /* FORE is for the selected item */ + init_pair(MAIN_MENU_FORE, -1, -1); + /* BACK for all the rest */ + init_pair(MAIN_MENU_BACK, -1, -1); + init_pair(MAIN_MENU_GREY, -1, -1); + init_pair(MAIN_MENU_HEADING, COLOR_GREEN, -1); + init_pair(MAIN_MENU_BOX, COLOR_YELLOW, -1); + + init_pair(SCROLLWIN_TEXT, -1, -1); + init_pair(SCROLLWIN_HEADING, COLOR_GREEN, -1); + init_pair(SCROLLWIN_BOX, COLOR_YELLOW, -1); + + init_pair(DIALOG_TEXT, -1, -1); + init_pair(DIALOG_BOX, COLOR_YELLOW, -1); + init_pair(DIALOG_MENU_BACK, COLOR_YELLOW, -1); + init_pair(DIALOG_MENU_FORE, COLOR_RED, -1); + + init_pair(INPUT_BOX, COLOR_YELLOW, -1); + init_pair(INPUT_HEADING, COLOR_GREEN, -1); + init_pair(INPUT_TEXT, -1, -1); + init_pair(INPUT_FIELD, -1, -1); + + init_pair(FUNCTION_HIGHLIGHT, -1, -1); + init_pair(FUNCTION_TEXT, COLOR_YELLOW, -1); +} + +/* available attributes: + A_NORMAL Normal display (no highlight) + A_STANDOUT Best highlighting mode of the terminal. + A_UNDERLINE Underlining + A_REVERSE Reverse video + A_BLINK Blinking + A_DIM Half bright + A_BOLD Extra bright or bold + A_PROTECT Protected mode + A_INVIS Invisible or blank mode + A_ALTCHARSET Alternate character set + A_CHARTEXT Bit-mask to extract a character + COLOR_PAIR(n) Color-pair number n + */ +static void normal_color_theme(void) +{ + /* automatically add color... */ +#define mkattr(name, attr) do { \ +attributes[name] = attr | COLOR_PAIR(name); } while (0) + mkattr(NORMAL, NORMAL); + mkattr(MAIN_HEADING, A_BOLD | A_UNDERLINE); + + mkattr(MAIN_MENU_FORE, A_REVERSE); + mkattr(MAIN_MENU_BACK, A_NORMAL); + mkattr(MAIN_MENU_GREY, A_NORMAL); + mkattr(MAIN_MENU_HEADING, A_BOLD); + mkattr(MAIN_MENU_BOX, A_NORMAL); + + mkattr(SCROLLWIN_TEXT, A_NORMAL); + mkattr(SCROLLWIN_HEADING, A_BOLD); + mkattr(SCROLLWIN_BOX, A_BOLD); + + mkattr(DIALOG_TEXT, A_BOLD); + mkattr(DIALOG_BOX, A_BOLD); + mkattr(DIALOG_MENU_FORE, A_STANDOUT); + mkattr(DIALOG_MENU_BACK, A_NORMAL); + + mkattr(INPUT_BOX, A_NORMAL); + mkattr(INPUT_HEADING, A_BOLD); + mkattr(INPUT_TEXT, A_NORMAL); + mkattr(INPUT_FIELD, A_UNDERLINE); + + mkattr(FUNCTION_HIGHLIGHT, A_BOLD); + mkattr(FUNCTION_TEXT, A_REVERSE); +} + +static void no_colors_theme(void) +{ + /* automatically add highlight, no color */ +#define mkattrn(name, attr) { attributes[name] = attr; } + + mkattrn(NORMAL, NORMAL); + mkattrn(MAIN_HEADING, A_BOLD | A_UNDERLINE); + + mkattrn(MAIN_MENU_FORE, A_STANDOUT); + mkattrn(MAIN_MENU_BACK, A_NORMAL); + mkattrn(MAIN_MENU_GREY, A_NORMAL); + mkattrn(MAIN_MENU_HEADING, A_BOLD); + mkattrn(MAIN_MENU_BOX, A_NORMAL); + + mkattrn(SCROLLWIN_TEXT, A_NORMAL); + mkattrn(SCROLLWIN_HEADING, A_BOLD); + mkattrn(SCROLLWIN_BOX, A_BOLD); + + mkattrn(DIALOG_TEXT, A_NORMAL); + mkattrn(DIALOG_BOX, A_BOLD); + mkattrn(DIALOG_MENU_FORE, A_STANDOUT); + mkattrn(DIALOG_MENU_BACK, A_NORMAL); + + mkattrn(INPUT_BOX, A_BOLD); + mkattrn(INPUT_HEADING, A_BOLD); + mkattrn(INPUT_TEXT, A_NORMAL); + mkattrn(INPUT_FIELD, A_UNDERLINE); + + mkattrn(FUNCTION_HIGHLIGHT, A_BOLD); + mkattrn(FUNCTION_TEXT, A_REVERSE); +} + +void set_colors(void) +{ + start_color(); + use_default_colors(); + set_normal_colors(); + if (has_colors()) { + normal_color_theme(); + } else { + /* give defaults */ + no_colors_theme(); + } +} + + +/* this changes the windows attributes !!! */ +void print_in_middle(WINDOW *win, + int starty, + int startx, + int width, + const char *string, + chtype color) +{ int length, x, y; + float temp; + + + if (win == NULL) + win = stdscr; + getyx(win, y, x); + if (startx != 0) + x = startx; + if (starty != 0) + y = starty; + if (width == 0) + width = 80; + + length = strlen(string); + temp = (width - length) / 2; + x = startx + (int)temp; + (void) wattrset(win, color); + mvwprintw(win, y, x, "%s", string); + refresh(); +} + +int get_line_no(const char *text) +{ + int i; + int total = 1; + + if (!text) + return 0; + + for (i = 0; text[i] != '\0'; i++) + if (text[i] == '\n') + total++; + return total; +} + +const char *get_line(const char *text, int line_no) +{ + int i; + int lines = 0; + + if (!text) + return NULL; + + for (i = 0; text[i] != '\0' && lines < line_no; i++) + if (text[i] == '\n') + lines++; + return text+i; +} + +int get_line_length(const char *line) +{ + int res = 0; + while (*line != '\0' && *line != '\n') { + line++; + res++; + } + return res; +} + +/* print all lines to the window. */ +void fill_window(WINDOW *win, const char *text) +{ + int x, y; + int total_lines = get_line_no(text); + int i; + + getmaxyx(win, y, x); + /* do not go over end of line */ + total_lines = min(total_lines, y); + for (i = 0; i < total_lines; i++) { + char tmp[x+10]; + const char *line = get_line(text, i); + int len = get_line_length(line); + strncpy(tmp, line, min(len, x)); + tmp[len] = '\0'; + mvwprintw(win, i, 0, "%s", tmp); + } +} + +/* get the message, and buttons. + * each button must be a char* + * return the selected button + * + * this dialog is used for 2 different things: + * 1) show a text box, no buttons. + * 2) show a dialog, with horizontal buttons + */ +int btn_dialog(WINDOW *main_window, const char *msg, int btn_num, ...) +{ + va_list ap; + char *btn; + int btns_width = 0; + int msg_lines = 0; + int msg_width = 0; + int total_width; + int win_rows = 0; + WINDOW *win; + WINDOW *msg_win; + WINDOW *menu_win; + MENU *menu; + ITEM *btns[btn_num+1]; + int i, x, y; + int res = -1; + + + va_start(ap, btn_num); + for (i = 0; i < btn_num; i++) { + btn = va_arg(ap, char *); + btns[i] = new_item(btn, ""); + btns_width += strlen(btn)+1; + } + va_end(ap); + btns[btn_num] = NULL; + + /* find the widest line of msg: */ + msg_lines = get_line_no(msg); + for (i = 0; i < msg_lines; i++) { + const char *line = get_line(msg, i); + int len = get_line_length(line); + if (msg_width < len) + msg_width = len; + } + + total_width = max(msg_width, btns_width); + /* place dialog in middle of screen */ + y = (getmaxy(stdscr)-(msg_lines+4))/2; + x = (getmaxx(stdscr)-(total_width+4))/2; + + + /* create the windows */ + if (btn_num > 0) + win_rows = msg_lines+4; + else + win_rows = msg_lines+2; + + win = newwin(win_rows, total_width+4, y, x); + keypad(win, TRUE); + menu_win = derwin(win, 1, btns_width, win_rows-2, + 1+(total_width+2-btns_width)/2); + menu = new_menu(btns); + msg_win = derwin(win, win_rows-2, msg_width, 1, + 1+(total_width+2-msg_width)/2); + + set_menu_fore(menu, attributes[DIALOG_MENU_FORE]); + set_menu_back(menu, attributes[DIALOG_MENU_BACK]); + + (void) wattrset(win, attributes[DIALOG_BOX]); + box(win, 0, 0); + + /* print message */ + (void) wattrset(msg_win, attributes[DIALOG_TEXT]); + fill_window(msg_win, msg); + + set_menu_win(menu, win); + set_menu_sub(menu, menu_win); + set_menu_format(menu, 1, btn_num); + menu_opts_off(menu, O_SHOWDESC); + menu_opts_off(menu, O_SHOWMATCH); + menu_opts_on(menu, O_ONEVALUE); + menu_opts_on(menu, O_NONCYCLIC); + set_menu_mark(menu, ""); + post_menu(menu); + + + touchwin(win); + refresh_all_windows(main_window); + while ((res = wgetch(win))) { + switch (res) { + case KEY_LEFT: + menu_driver(menu, REQ_LEFT_ITEM); + break; + case KEY_RIGHT: + menu_driver(menu, REQ_RIGHT_ITEM); + break; + case 10: /* ENTER */ + case 27: /* ESCAPE */ + case ' ': + case KEY_F(F_BACK): + case KEY_F(F_EXIT): + break; + } + touchwin(win); + refresh_all_windows(main_window); + + if (res == 10 || res == ' ') { + res = item_index(current_item(menu)); + break; + } else if (res == 27 || res == KEY_F(F_BACK) || + res == KEY_F(F_EXIT)) { + res = KEY_EXIT; + break; + } + } + + unpost_menu(menu); + free_menu(menu); + for (i = 0; i < btn_num; i++) + free_item(btns[i]); + + delwin(win); + return res; +} + +int dialog_inputbox(WINDOW *main_window, + const char *title, const char *prompt, + const char *init, char **resultp, int *result_len) +{ + int prompt_lines = 0; + int prompt_width = 0; + WINDOW *win; + WINDOW *prompt_win; + WINDOW *form_win; + PANEL *panel; + int i, x, y, lines, columns, win_lines, win_cols; + int res = -1; + int cursor_position = strlen(init); + int cursor_form_win; + char *result = *resultp; + + getmaxyx(stdscr, lines, columns); + + if (strlen(init)+1 > *result_len) { + *result_len = strlen(init)+1; + *resultp = result = xrealloc(result, *result_len); + } + + /* find the widest line of msg: */ + prompt_lines = get_line_no(prompt); + for (i = 0; i < prompt_lines; i++) { + const char *line = get_line(prompt, i); + int len = get_line_length(line); + prompt_width = max(prompt_width, len); + } + + if (title) + prompt_width = max(prompt_width, strlen(title)); + + win_lines = min(prompt_lines+6, lines-2); + win_cols = min(prompt_width+7, columns-2); + prompt_lines = max(win_lines-6, 0); + prompt_width = max(win_cols-7, 0); + + /* place dialog in middle of screen */ + y = (lines-win_lines)/2; + x = (columns-win_cols)/2; + + strncpy(result, init, *result_len); + + /* create the windows */ + win = newwin(win_lines, win_cols, y, x); + prompt_win = derwin(win, prompt_lines+1, prompt_width, 2, 2); + form_win = derwin(win, 1, prompt_width, prompt_lines+3, 2); + keypad(form_win, TRUE); + + (void) wattrset(form_win, attributes[INPUT_FIELD]); + + (void) wattrset(win, attributes[INPUT_BOX]); + box(win, 0, 0); + (void) wattrset(win, attributes[INPUT_HEADING]); + if (title) + mvwprintw(win, 0, 3, "%s", title); + + /* print message */ + (void) wattrset(prompt_win, attributes[INPUT_TEXT]); + fill_window(prompt_win, prompt); + + mvwprintw(form_win, 0, 0, "%*s", prompt_width, " "); + cursor_form_win = min(cursor_position, prompt_width-1); + mvwprintw(form_win, 0, 0, "%s", + result + cursor_position-cursor_form_win); + + /* create panels */ + panel = new_panel(win); + + /* show the cursor */ + curs_set(1); + + touchwin(win); + refresh_all_windows(main_window); + while ((res = wgetch(form_win))) { + int len = strlen(result); + switch (res) { + case 10: /* ENTER */ + case 27: /* ESCAPE */ + case KEY_F(F_HELP): + case KEY_F(F_EXIT): + case KEY_F(F_BACK): + break; + case 8: /* ^H */ + case 127: /* ^? */ + case KEY_BACKSPACE: + if (cursor_position > 0) { + memmove(&result[cursor_position-1], + &result[cursor_position], + len-cursor_position+1); + cursor_position--; + cursor_form_win--; + len--; + } + break; + case KEY_DC: + if (cursor_position >= 0 && cursor_position < len) { + memmove(&result[cursor_position], + &result[cursor_position+1], + len-cursor_position+1); + len--; + } + break; + case KEY_UP: + case KEY_RIGHT: + if (cursor_position < len) { + cursor_position++; + cursor_form_win++; + } + break; + case KEY_DOWN: + case KEY_LEFT: + if (cursor_position > 0) { + cursor_position--; + cursor_form_win--; + } + break; + case KEY_HOME: + cursor_position = 0; + cursor_form_win = 0; + break; + case KEY_END: + cursor_position = len; + cursor_form_win = min(cursor_position, prompt_width-1); + break; + default: + if ((isgraph(res) || isspace(res))) { + /* one for new char, one for '\0' */ + if (len+2 > *result_len) { + *result_len = len+2; + *resultp = result = realloc(result, + *result_len); + } + /* insert the char at the proper position */ + memmove(&result[cursor_position+1], + &result[cursor_position], + len-cursor_position+1); + result[cursor_position] = res; + cursor_position++; + cursor_form_win++; + len++; + } else { + mvprintw(0, 0, "unknown key: %d\n", res); + } + break; + } + if (cursor_form_win < 0) + cursor_form_win = 0; + else if (cursor_form_win > prompt_width-1) + cursor_form_win = prompt_width-1; + + wmove(form_win, 0, 0); + wclrtoeol(form_win); + mvwprintw(form_win, 0, 0, "%*s", prompt_width, " "); + mvwprintw(form_win, 0, 0, "%s", + result + cursor_position-cursor_form_win); + wmove(form_win, 0, cursor_form_win); + touchwin(win); + refresh_all_windows(main_window); + + if (res == 10) { + res = 0; + break; + } else if (res == 27 || res == KEY_F(F_BACK) || + res == KEY_F(F_EXIT)) { + res = KEY_EXIT; + break; + } else if (res == KEY_F(F_HELP)) { + res = 1; + break; + } + } + + /* hide the cursor */ + curs_set(0); + del_panel(panel); + delwin(prompt_win); + delwin(form_win); + delwin(win); + return res; +} + +/* refresh all windows in the correct order */ +void refresh_all_windows(WINDOW *main_window) +{ + update_panels(); + touchwin(main_window); + refresh(); +} + +/* layman's scrollable window... */ +void show_scroll_win(WINDOW *main_window, + const char *title, + const char *text) +{ + int res; + int total_lines = get_line_no(text); + int x, y, lines, columns; + int start_x = 0, start_y = 0; + int text_lines = 0, text_cols = 0; + int total_cols = 0; + int win_cols = 0; + int win_lines = 0; + int i = 0; + WINDOW *win; + WINDOW *pad; + PANEL *panel; + + getmaxyx(stdscr, lines, columns); + + /* find the widest line of msg: */ + total_lines = get_line_no(text); + for (i = 0; i < total_lines; i++) { + const char *line = get_line(text, i); + int len = get_line_length(line); + total_cols = max(total_cols, len+2); + } + + /* create the pad */ + pad = newpad(total_lines+10, total_cols+10); + (void) wattrset(pad, attributes[SCROLLWIN_TEXT]); + fill_window(pad, text); + + win_lines = min(total_lines+4, lines-2); + win_cols = min(total_cols+2, columns-2); + text_lines = max(win_lines-4, 0); + text_cols = max(win_cols-2, 0); + + /* place window in middle of screen */ + y = (lines-win_lines)/2; + x = (columns-win_cols)/2; + + win = newwin(win_lines, win_cols, y, x); + keypad(win, TRUE); + /* show the help in the help window, and show the help panel */ + (void) wattrset(win, attributes[SCROLLWIN_BOX]); + box(win, 0, 0); + (void) wattrset(win, attributes[SCROLLWIN_HEADING]); + mvwprintw(win, 0, 3, " %s ", title); + panel = new_panel(win); + + /* handle scrolling */ + do { + + copywin(pad, win, start_y, start_x, 2, 2, text_lines, + text_cols, 0); + print_in_middle(win, + text_lines+2, + 0, + text_cols, + "<OK>", + attributes[DIALOG_MENU_FORE]); + wrefresh(win); + + res = wgetch(win); + switch (res) { + case KEY_NPAGE: + case ' ': + case 'd': + start_y += text_lines-2; + break; + case KEY_PPAGE: + case 'u': + start_y -= text_lines+2; + break; + case KEY_HOME: + start_y = 0; + break; + case KEY_END: + start_y = total_lines-text_lines; + break; + case KEY_DOWN: + case 'j': + start_y++; + break; + case KEY_UP: + case 'k': + start_y--; + break; + case KEY_LEFT: + case 'h': + start_x--; + break; + case KEY_RIGHT: + case 'l': + start_x++; + break; + } + if (res == 10 || res == 27 || res == 'q' || + res == KEY_F(F_HELP) || res == KEY_F(F_BACK) || + res == KEY_F(F_EXIT)) + break; + if (start_y < 0) + start_y = 0; + if (start_y >= total_lines-text_lines) + start_y = total_lines-text_lines; + if (start_x < 0) + start_x = 0; + if (start_x >= total_cols-text_cols) + start_x = total_cols-text_cols; + } while (res); + + del_panel(panel); + delwin(win); + refresh_all_windows(main_window); +} diff --git a/scripts/kconfig/nconf.h b/scripts/kconfig/nconf.h new file mode 100644 index 000000000..fa5245eb9 --- /dev/null +++ b/scripts/kconfig/nconf.h @@ -0,0 +1,92 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com> + * + * Derived from menuconfig. + */ + +#include <ctype.h> +#include <errno.h> +#include <fcntl.h> +#include <limits.h> +#include <stdarg.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <ncurses.h> +#include <menu.h> +#include <panel.h> +#include <form.h> + +#include <stdio.h> +#include <time.h> +#include <sys/time.h> + +#define max(a, b) ({\ + typeof(a) _a = a;\ + typeof(b) _b = b;\ + _a > _b ? _a : _b; }) + +#define min(a, b) ({\ + typeof(a) _a = a;\ + typeof(b) _b = b;\ + _a < _b ? _a : _b; }) + +typedef enum { + NORMAL = 1, + MAIN_HEADING, + MAIN_MENU_BOX, + MAIN_MENU_FORE, + MAIN_MENU_BACK, + MAIN_MENU_GREY, + MAIN_MENU_HEADING, + SCROLLWIN_TEXT, + SCROLLWIN_HEADING, + SCROLLWIN_BOX, + DIALOG_TEXT, + DIALOG_MENU_FORE, + DIALOG_MENU_BACK, + DIALOG_BOX, + INPUT_BOX, + INPUT_HEADING, + INPUT_TEXT, + INPUT_FIELD, + FUNCTION_TEXT, + FUNCTION_HIGHLIGHT, + ATTR_MAX +} attributes_t; +extern attributes_t attributes[]; + +typedef enum { + F_HELP = 1, + F_SYMBOL = 2, + F_INSTS = 3, + F_CONF = 4, + F_BACK = 5, + F_SAVE = 6, + F_LOAD = 7, + F_SEARCH = 8, + F_EXIT = 9, +} function_key; + +void set_colors(void); + +/* this changes the windows attributes !!! */ +void print_in_middle(WINDOW *win, + int starty, + int startx, + int width, + const char *string, + chtype color); +int get_line_length(const char *line); +int get_line_no(const char *text); +const char *get_line(const char *text, int line_no); +void fill_window(WINDOW *win, const char *text); +int btn_dialog(WINDOW *main_window, const char *msg, int btn_num, ...); +int dialog_inputbox(WINDOW *main_window, + const char *title, const char *prompt, + const char *init, char **resultp, int *result_len); +void refresh_all_windows(WINDOW *main_window); +void show_scroll_win(WINDOW *main_window, + const char *title, + const char *text); diff --git a/scripts/kconfig/parser.y b/scripts/kconfig/parser.y new file mode 100644 index 000000000..190f1117f --- /dev/null +++ b/scripts/kconfig/parser.y @@ -0,0 +1,727 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ +%{ + +#include <ctype.h> +#include <stdarg.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <stdbool.h> + +#include "lkc.h" + +#define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt) + +#define PRINTD 0x0001 +#define DEBUG_PARSE 0x0002 + +int cdebug = PRINTD; + +static void yyerror(const char *err); +static void zconfprint(const char *err, ...); +static void zconf_error(const char *err, ...); +static bool zconf_endtoken(const char *tokenname, + const char *expected_tokenname); + +struct symbol *symbol_hash[SYMBOL_HASHSIZE]; + +static struct menu *current_menu, *current_entry; + +%} + +%union +{ + char *string; + struct symbol *symbol; + struct expr *expr; + struct menu *menu; + enum symbol_type type; + enum variable_flavor flavor; +} + +%token <string> T_HELPTEXT +%token <string> T_WORD +%token <string> T_WORD_QUOTE +%token T_ALLNOCONFIG_Y +%token T_BOOL +%token T_CHOICE +%token T_CLOSE_PAREN +%token T_COLON_EQUAL +%token T_COMMENT +%token T_CONFIG +%token T_DEFAULT +%token T_DEFCONFIG_LIST +%token T_DEF_BOOL +%token T_DEF_TRISTATE +%token T_DEPENDS +%token T_ENDCHOICE +%token T_ENDIF +%token T_ENDMENU +%token T_HELP +%token T_HEX +%token T_IF +%token T_IMPLY +%token T_INT +%token T_MAINMENU +%token T_MENU +%token T_MENUCONFIG +%token T_MODULES +%token T_ON +%token T_OPEN_PAREN +%token T_OPTION +%token T_OPTIONAL +%token T_PLUS_EQUAL +%token T_PROMPT +%token T_RANGE +%token T_SELECT +%token T_SOURCE +%token T_STRING +%token T_TRISTATE +%token T_VISIBLE +%token T_EOL +%token <string> T_ASSIGN_VAL + +%left T_OR +%left T_AND +%left T_EQUAL T_UNEQUAL +%left T_LESS T_LESS_EQUAL T_GREATER T_GREATER_EQUAL +%nonassoc T_NOT + +%type <symbol> nonconst_symbol +%type <symbol> symbol +%type <type> type logic_type default +%type <expr> expr +%type <expr> if_expr +%type <string> end +%type <menu> if_entry menu_entry choice_entry +%type <string> word_opt assign_val +%type <flavor> assign_op + +%destructor { + fprintf(stderr, "%s:%d: missing end statement for this entry\n", + $$->file->name, $$->lineno); + if (current_menu == $$) + menu_end_menu(); +} if_entry menu_entry choice_entry + +%% +input: mainmenu_stmt stmt_list | stmt_list; + +/* mainmenu entry */ + +mainmenu_stmt: T_MAINMENU T_WORD_QUOTE T_EOL +{ + menu_add_prompt(P_MENU, $2, NULL); +}; + +stmt_list: + /* empty */ + | stmt_list assignment_stmt + | stmt_list choice_stmt + | stmt_list comment_stmt + | stmt_list config_stmt + | stmt_list if_stmt + | stmt_list menu_stmt + | stmt_list menuconfig_stmt + | stmt_list source_stmt + | stmt_list T_WORD error T_EOL { zconf_error("unknown statement \"%s\"", $2); } + | stmt_list error T_EOL { zconf_error("invalid statement"); } +; + +stmt_list_in_choice: + /* empty */ + | stmt_list_in_choice comment_stmt + | stmt_list_in_choice config_stmt + | stmt_list_in_choice if_stmt_in_choice + | stmt_list_in_choice error T_EOL { zconf_error("invalid statement"); } +; + +/* config/menuconfig entry */ + +config_entry_start: T_CONFIG nonconst_symbol T_EOL +{ + $2->flags |= SYMBOL_OPTIONAL; + menu_add_entry($2); + printd(DEBUG_PARSE, "%s:%d:config %s\n", zconf_curname(), zconf_lineno(), $2->name); +}; + +config_stmt: config_entry_start config_option_list +{ + printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno()); +}; + +menuconfig_entry_start: T_MENUCONFIG nonconst_symbol T_EOL +{ + $2->flags |= SYMBOL_OPTIONAL; + menu_add_entry($2); + printd(DEBUG_PARSE, "%s:%d:menuconfig %s\n", zconf_curname(), zconf_lineno(), $2->name); +}; + +menuconfig_stmt: menuconfig_entry_start config_option_list +{ + if (current_entry->prompt) + current_entry->prompt->type = P_MENU; + else + zconfprint("warning: menuconfig statement without prompt"); + printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno()); +}; + +config_option_list: + /* empty */ + | config_option_list config_option + | config_option_list depends + | config_option_list help +; + +config_option: type prompt_stmt_opt T_EOL +{ + menu_set_type($1); + printd(DEBUG_PARSE, "%s:%d:type(%u)\n", + zconf_curname(), zconf_lineno(), + $1); +}; + +config_option: T_PROMPT T_WORD_QUOTE if_expr T_EOL +{ + menu_add_prompt(P_PROMPT, $2, $3); + printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno()); +}; + +config_option: default expr if_expr T_EOL +{ + menu_add_expr(P_DEFAULT, $2, $3); + if ($1 != S_UNKNOWN) + menu_set_type($1); + printd(DEBUG_PARSE, "%s:%d:default(%u)\n", + zconf_curname(), zconf_lineno(), + $1); +}; + +config_option: T_SELECT nonconst_symbol if_expr T_EOL +{ + menu_add_symbol(P_SELECT, $2, $3); + printd(DEBUG_PARSE, "%s:%d:select\n", zconf_curname(), zconf_lineno()); +}; + +config_option: T_IMPLY nonconst_symbol if_expr T_EOL +{ + menu_add_symbol(P_IMPLY, $2, $3); + printd(DEBUG_PARSE, "%s:%d:imply\n", zconf_curname(), zconf_lineno()); +}; + +config_option: T_RANGE symbol symbol if_expr T_EOL +{ + menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,$2, $3), $4); + printd(DEBUG_PARSE, "%s:%d:range\n", zconf_curname(), zconf_lineno()); +}; + +config_option: T_OPTION T_MODULES T_EOL +{ + menu_add_option_modules(); +}; + +config_option: T_OPTION T_DEFCONFIG_LIST T_EOL +{ + menu_add_option_defconfig_list(); +}; + +config_option: T_OPTION T_ALLNOCONFIG_Y T_EOL +{ + menu_add_option_allnoconfig_y(); +}; + +/* choice entry */ + +choice: T_CHOICE word_opt T_EOL +{ + struct symbol *sym = sym_lookup($2, SYMBOL_CHOICE); + sym->flags |= SYMBOL_NO_WRITE; + menu_add_entry(sym); + menu_add_expr(P_CHOICE, NULL, NULL); + free($2); + printd(DEBUG_PARSE, "%s:%d:choice\n", zconf_curname(), zconf_lineno()); +}; + +choice_entry: choice choice_option_list +{ + $$ = menu_add_menu(); +}; + +choice_end: end +{ + if (zconf_endtoken($1, "choice")) { + menu_end_menu(); + printd(DEBUG_PARSE, "%s:%d:endchoice\n", zconf_curname(), zconf_lineno()); + } +}; + +choice_stmt: choice_entry stmt_list_in_choice choice_end +; + +choice_option_list: + /* empty */ + | choice_option_list choice_option + | choice_option_list depends + | choice_option_list help +; + +choice_option: T_PROMPT T_WORD_QUOTE if_expr T_EOL +{ + menu_add_prompt(P_PROMPT, $2, $3); + printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno()); +}; + +choice_option: logic_type prompt_stmt_opt T_EOL +{ + menu_set_type($1); + printd(DEBUG_PARSE, "%s:%d:type(%u)\n", + zconf_curname(), zconf_lineno(), $1); +}; + +choice_option: T_OPTIONAL T_EOL +{ + current_entry->sym->flags |= SYMBOL_OPTIONAL; + printd(DEBUG_PARSE, "%s:%d:optional\n", zconf_curname(), zconf_lineno()); +}; + +choice_option: T_DEFAULT nonconst_symbol if_expr T_EOL +{ + menu_add_symbol(P_DEFAULT, $2, $3); + printd(DEBUG_PARSE, "%s:%d:default\n", + zconf_curname(), zconf_lineno()); +}; + +type: + logic_type + | T_INT { $$ = S_INT; } + | T_HEX { $$ = S_HEX; } + | T_STRING { $$ = S_STRING; } + +logic_type: + T_BOOL { $$ = S_BOOLEAN; } + | T_TRISTATE { $$ = S_TRISTATE; } + +default: + T_DEFAULT { $$ = S_UNKNOWN; } + | T_DEF_BOOL { $$ = S_BOOLEAN; } + | T_DEF_TRISTATE { $$ = S_TRISTATE; } + +/* if entry */ + +if_entry: T_IF expr T_EOL +{ + printd(DEBUG_PARSE, "%s:%d:if\n", zconf_curname(), zconf_lineno()); + menu_add_entry(NULL); + menu_add_dep($2); + $$ = menu_add_menu(); +}; + +if_end: end +{ + if (zconf_endtoken($1, "if")) { + menu_end_menu(); + printd(DEBUG_PARSE, "%s:%d:endif\n", zconf_curname(), zconf_lineno()); + } +}; + +if_stmt: if_entry stmt_list if_end +; + +if_stmt_in_choice: if_entry stmt_list_in_choice if_end +; + +/* menu entry */ + +menu: T_MENU T_WORD_QUOTE T_EOL +{ + menu_add_entry(NULL); + menu_add_prompt(P_MENU, $2, NULL); + printd(DEBUG_PARSE, "%s:%d:menu\n", zconf_curname(), zconf_lineno()); +}; + +menu_entry: menu menu_option_list +{ + $$ = menu_add_menu(); +}; + +menu_end: end +{ + if (zconf_endtoken($1, "menu")) { + menu_end_menu(); + printd(DEBUG_PARSE, "%s:%d:endmenu\n", zconf_curname(), zconf_lineno()); + } +}; + +menu_stmt: menu_entry stmt_list menu_end +; + +menu_option_list: + /* empty */ + | menu_option_list visible + | menu_option_list depends +; + +source_stmt: T_SOURCE T_WORD_QUOTE T_EOL +{ + printd(DEBUG_PARSE, "%s:%d:source %s\n", zconf_curname(), zconf_lineno(), $2); + zconf_nextfile($2); + free($2); +}; + +/* comment entry */ + +comment: T_COMMENT T_WORD_QUOTE T_EOL +{ + menu_add_entry(NULL); + menu_add_prompt(P_COMMENT, $2, NULL); + printd(DEBUG_PARSE, "%s:%d:comment\n", zconf_curname(), zconf_lineno()); +}; + +comment_stmt: comment comment_option_list +; + +comment_option_list: + /* empty */ + | comment_option_list depends +; + +/* help option */ + +help_start: T_HELP T_EOL +{ + printd(DEBUG_PARSE, "%s:%d:help\n", zconf_curname(), zconf_lineno()); + zconf_starthelp(); +}; + +help: help_start T_HELPTEXT +{ + if (current_entry->help) { + free(current_entry->help); + zconfprint("warning: '%s' defined with more than one help text -- only the last one will be used", + current_entry->sym->name ?: "<choice>"); + } + + /* Is the help text empty or all whitespace? */ + if ($2[strspn($2, " \f\n\r\t\v")] == '\0') + zconfprint("warning: '%s' defined with blank help text", + current_entry->sym->name ?: "<choice>"); + + current_entry->help = $2; +}; + +/* depends option */ + +depends: T_DEPENDS T_ON expr T_EOL +{ + menu_add_dep($3); + printd(DEBUG_PARSE, "%s:%d:depends on\n", zconf_curname(), zconf_lineno()); +}; + +/* visibility option */ +visible: T_VISIBLE if_expr T_EOL +{ + menu_add_visibility($2); +}; + +/* prompt statement */ + +prompt_stmt_opt: + /* empty */ + | T_WORD_QUOTE if_expr +{ + menu_add_prompt(P_PROMPT, $1, $2); +}; + +end: T_ENDMENU T_EOL { $$ = "menu"; } + | T_ENDCHOICE T_EOL { $$ = "choice"; } + | T_ENDIF T_EOL { $$ = "if"; } +; + +if_expr: /* empty */ { $$ = NULL; } + | T_IF expr { $$ = $2; } +; + +expr: symbol { $$ = expr_alloc_symbol($1); } + | symbol T_LESS symbol { $$ = expr_alloc_comp(E_LTH, $1, $3); } + | symbol T_LESS_EQUAL symbol { $$ = expr_alloc_comp(E_LEQ, $1, $3); } + | symbol T_GREATER symbol { $$ = expr_alloc_comp(E_GTH, $1, $3); } + | symbol T_GREATER_EQUAL symbol { $$ = expr_alloc_comp(E_GEQ, $1, $3); } + | symbol T_EQUAL symbol { $$ = expr_alloc_comp(E_EQUAL, $1, $3); } + | symbol T_UNEQUAL symbol { $$ = expr_alloc_comp(E_UNEQUAL, $1, $3); } + | T_OPEN_PAREN expr T_CLOSE_PAREN { $$ = $2; } + | T_NOT expr { $$ = expr_alloc_one(E_NOT, $2); } + | expr T_OR expr { $$ = expr_alloc_two(E_OR, $1, $3); } + | expr T_AND expr { $$ = expr_alloc_two(E_AND, $1, $3); } +; + +/* For symbol definitions, selects, etc., where quotes are not accepted */ +nonconst_symbol: T_WORD { $$ = sym_lookup($1, 0); free($1); }; + +symbol: nonconst_symbol + | T_WORD_QUOTE { $$ = sym_lookup($1, SYMBOL_CONST); free($1); } +; + +word_opt: /* empty */ { $$ = NULL; } + | T_WORD + +/* assignment statement */ + +assignment_stmt: T_WORD assign_op assign_val T_EOL { variable_add($1, $3, $2); free($1); free($3); } + +assign_op: + T_EQUAL { $$ = VAR_RECURSIVE; } + | T_COLON_EQUAL { $$ = VAR_SIMPLE; } + | T_PLUS_EQUAL { $$ = VAR_APPEND; } +; + +assign_val: + /* empty */ { $$ = xstrdup(""); }; + | T_ASSIGN_VAL +; + +%% + +void conf_parse(const char *name) +{ + struct symbol *sym; + int i; + + zconf_initscan(name); + + _menu_init(); + + if (getenv("ZCONF_DEBUG")) + yydebug = 1; + yyparse(); + + /* Variables are expanded in the parse phase. We can free them here. */ + variable_all_del(); + + if (yynerrs) + exit(1); + if (!modules_sym) + modules_sym = sym_find( "n" ); + + if (!menu_has_prompt(&rootmenu)) { + current_entry = &rootmenu; + menu_add_prompt(P_MENU, "Main menu", NULL); + } + + menu_finalize(&rootmenu); + for_all_symbols(i, sym) { + if (sym_check_deps(sym)) + yynerrs++; + } + if (yynerrs) + exit(1); + sym_set_change_count(1); +} + +static bool zconf_endtoken(const char *tokenname, + const char *expected_tokenname) +{ + if (strcmp(tokenname, expected_tokenname)) { + zconf_error("unexpected '%s' within %s block", + tokenname, expected_tokenname); + yynerrs++; + return false; + } + if (current_menu->file != current_file) { + zconf_error("'%s' in different file than '%s'", + tokenname, expected_tokenname); + fprintf(stderr, "%s:%d: location of the '%s'\n", + current_menu->file->name, current_menu->lineno, + expected_tokenname); + yynerrs++; + return false; + } + return true; +} + +static void zconfprint(const char *err, ...) +{ + va_list ap; + + fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno()); + va_start(ap, err); + vfprintf(stderr, err, ap); + va_end(ap); + fprintf(stderr, "\n"); +} + +static void zconf_error(const char *err, ...) +{ + va_list ap; + + yynerrs++; + fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno()); + va_start(ap, err); + vfprintf(stderr, err, ap); + va_end(ap); + fprintf(stderr, "\n"); +} + +static void yyerror(const char *err) +{ + fprintf(stderr, "%s:%d: %s\n", zconf_curname(), zconf_lineno() + 1, err); +} + +static void print_quoted_string(FILE *out, const char *str) +{ + const char *p; + int len; + + putc('"', out); + while ((p = strchr(str, '"'))) { + len = p - str; + if (len) + fprintf(out, "%.*s", len, str); + fputs("\\\"", out); + str = p + 1; + } + fputs(str, out); + putc('"', out); +} + +static void print_symbol(FILE *out, struct menu *menu) +{ + struct symbol *sym = menu->sym; + struct property *prop; + + if (sym_is_choice(sym)) + fprintf(out, "\nchoice\n"); + else + fprintf(out, "\nconfig %s\n", sym->name); + switch (sym->type) { + case S_BOOLEAN: + fputs(" bool\n", out); + break; + case S_TRISTATE: + fputs(" tristate\n", out); + break; + case S_STRING: + fputs(" string\n", out); + break; + case S_INT: + fputs(" integer\n", out); + break; + case S_HEX: + fputs(" hex\n", out); + break; + default: + fputs(" ???\n", out); + break; + } + for (prop = sym->prop; prop; prop = prop->next) { + if (prop->menu != menu) + continue; + switch (prop->type) { + case P_PROMPT: + fputs(" prompt ", out); + print_quoted_string(out, prop->text); + if (!expr_is_yes(prop->visible.expr)) { + fputs(" if ", out); + expr_fprint(prop->visible.expr, out); + } + fputc('\n', out); + break; + case P_DEFAULT: + fputs( " default ", out); + expr_fprint(prop->expr, out); + if (!expr_is_yes(prop->visible.expr)) { + fputs(" if ", out); + expr_fprint(prop->visible.expr, out); + } + fputc('\n', out); + break; + case P_CHOICE: + fputs(" #choice value\n", out); + break; + case P_SELECT: + fputs( " select ", out); + expr_fprint(prop->expr, out); + fputc('\n', out); + break; + case P_IMPLY: + fputs( " imply ", out); + expr_fprint(prop->expr, out); + fputc('\n', out); + break; + case P_RANGE: + fputs( " range ", out); + expr_fprint(prop->expr, out); + fputc('\n', out); + break; + case P_MENU: + fputs( " menu ", out); + print_quoted_string(out, prop->text); + fputc('\n', out); + break; + case P_SYMBOL: + fputs( " symbol ", out); + fprintf(out, "%s\n", prop->menu->sym->name); + break; + default: + fprintf(out, " unknown prop %d!\n", prop->type); + break; + } + } + if (menu->help) { + int len = strlen(menu->help); + while (menu->help[--len] == '\n') + menu->help[len] = 0; + fprintf(out, " help\n%s\n", menu->help); + } +} + +void zconfdump(FILE *out) +{ + struct property *prop; + struct symbol *sym; + struct menu *menu; + + menu = rootmenu.list; + while (menu) { + if ((sym = menu->sym)) + print_symbol(out, menu); + else if ((prop = menu->prompt)) { + switch (prop->type) { + case P_COMMENT: + fputs("\ncomment ", out); + print_quoted_string(out, prop->text); + fputs("\n", out); + break; + case P_MENU: + fputs("\nmenu ", out); + print_quoted_string(out, prop->text); + fputs("\n", out); + break; + default: + ; + } + if (!expr_is_yes(prop->visible.expr)) { + fputs(" depends ", out); + expr_fprint(prop->visible.expr, out); + fputc('\n', out); + } + } + + if (menu->list) + menu = menu->list; + else if (menu->next) + menu = menu->next; + else while ((menu = menu->parent)) { + if (menu->prompt && menu->prompt->type == P_MENU) + fputs("\nendmenu\n", out); + if (menu->next) { + menu = menu->next; + break; + } + } + } +} + +#include "menu.c" diff --git a/scripts/kconfig/preprocess.c b/scripts/kconfig/preprocess.c new file mode 100644 index 000000000..d1f5bcff4 --- /dev/null +++ b/scripts/kconfig/preprocess.c @@ -0,0 +1,577 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (C) 2018 Masahiro Yamada <yamada.masahiro@socionext.com> + +#include <ctype.h> +#include <stdarg.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "list.h" +#include "lkc.h" + +#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) + +static char *expand_string_with_args(const char *in, int argc, char *argv[]); +static char *expand_string(const char *in); + +static void __attribute__((noreturn)) pperror(const char *format, ...) +{ + va_list ap; + + fprintf(stderr, "%s:%d: ", current_file->name, yylineno); + va_start(ap, format); + vfprintf(stderr, format, ap); + va_end(ap); + fprintf(stderr, "\n"); + + exit(1); +} + +/* + * Environment variables + */ +static LIST_HEAD(env_list); + +struct env { + char *name; + char *value; + struct list_head node; +}; + +static void env_add(const char *name, const char *value) +{ + struct env *e; + + e = xmalloc(sizeof(*e)); + e->name = xstrdup(name); + e->value = xstrdup(value); + + list_add_tail(&e->node, &env_list); +} + +static void env_del(struct env *e) +{ + list_del(&e->node); + free(e->name); + free(e->value); + free(e); +} + +/* The returned pointer must be freed when done */ +static char *env_expand(const char *name) +{ + struct env *e; + const char *value; + + if (!*name) + return NULL; + + list_for_each_entry(e, &env_list, node) { + if (!strcmp(name, e->name)) + return xstrdup(e->value); + } + + value = getenv(name); + if (!value) + return NULL; + + /* + * We need to remember all referenced environment variables. + * They will be written out to include/config/auto.conf.cmd + */ + env_add(name, value); + + return xstrdup(value); +} + +void env_write_dep(FILE *f, const char *autoconfig_name) +{ + struct env *e, *tmp; + + list_for_each_entry_safe(e, tmp, &env_list, node) { + fprintf(f, "ifneq \"$(%s)\" \"%s\"\n", e->name, e->value); + fprintf(f, "%s: FORCE\n", autoconfig_name); + fprintf(f, "endif\n"); + env_del(e); + } +} + +/* + * Built-in functions + */ +struct function { + const char *name; + unsigned int min_args; + unsigned int max_args; + char *(*func)(int argc, char *argv[]); +}; + +static char *do_error_if(int argc, char *argv[]) +{ + if (!strcmp(argv[0], "y")) + pperror("%s", argv[1]); + + return xstrdup(""); +} + +static char *do_filename(int argc, char *argv[]) +{ + return xstrdup(current_file->name); +} + +static char *do_info(int argc, char *argv[]) +{ + printf("%s\n", argv[0]); + + return xstrdup(""); +} + +static char *do_lineno(int argc, char *argv[]) +{ + char buf[16]; + + sprintf(buf, "%d", yylineno); + + return xstrdup(buf); +} + +static char *do_shell(int argc, char *argv[]) +{ + FILE *p; + char buf[4096]; + char *cmd; + size_t nread; + int i; + + cmd = argv[0]; + + p = popen(cmd, "r"); + if (!p) { + perror(cmd); + exit(1); + } + + nread = fread(buf, 1, sizeof(buf), p); + if (nread == sizeof(buf)) + nread--; + + /* remove trailing new lines */ + while (nread > 0 && buf[nread - 1] == '\n') + nread--; + + buf[nread] = 0; + + /* replace a new line with a space */ + for (i = 0; i < nread; i++) { + if (buf[i] == '\n') + buf[i] = ' '; + } + + if (pclose(p) == -1) { + perror(cmd); + exit(1); + } + + return xstrdup(buf); +} + +static char *do_warning_if(int argc, char *argv[]) +{ + if (!strcmp(argv[0], "y")) + fprintf(stderr, "%s:%d: %s\n", + current_file->name, yylineno, argv[1]); + + return xstrdup(""); +} + +static const struct function function_table[] = { + /* Name MIN MAX Function */ + { "error-if", 2, 2, do_error_if }, + { "filename", 0, 0, do_filename }, + { "info", 1, 1, do_info }, + { "lineno", 0, 0, do_lineno }, + { "shell", 1, 1, do_shell }, + { "warning-if", 2, 2, do_warning_if }, +}; + +#define FUNCTION_MAX_ARGS 16 + +static char *function_expand(const char *name, int argc, char *argv[]) +{ + const struct function *f; + int i; + + for (i = 0; i < ARRAY_SIZE(function_table); i++) { + f = &function_table[i]; + if (strcmp(f->name, name)) + continue; + + if (argc < f->min_args) + pperror("too few function arguments passed to '%s'", + name); + + if (argc > f->max_args) + pperror("too many function arguments passed to '%s'", + name); + + return f->func(argc, argv); + } + + return NULL; +} + +/* + * Variables (and user-defined functions) + */ +static LIST_HEAD(variable_list); + +struct variable { + char *name; + char *value; + enum variable_flavor flavor; + int exp_count; + struct list_head node; +}; + +static struct variable *variable_lookup(const char *name) +{ + struct variable *v; + + list_for_each_entry(v, &variable_list, node) { + if (!strcmp(name, v->name)) + return v; + } + + return NULL; +} + +static char *variable_expand(const char *name, int argc, char *argv[]) +{ + struct variable *v; + char *res; + + v = variable_lookup(name); + if (!v) + return NULL; + + if (argc == 0 && v->exp_count) + pperror("Recursive variable '%s' references itself (eventually)", + name); + + if (v->exp_count > 1000) + pperror("Too deep recursive expansion"); + + v->exp_count++; + + if (v->flavor == VAR_RECURSIVE) + res = expand_string_with_args(v->value, argc, argv); + else + res = xstrdup(v->value); + + v->exp_count--; + + return res; +} + +void variable_add(const char *name, const char *value, + enum variable_flavor flavor) +{ + struct variable *v; + char *new_value; + bool append = false; + + v = variable_lookup(name); + if (v) { + /* For defined variables, += inherits the existing flavor */ + if (flavor == VAR_APPEND) { + flavor = v->flavor; + append = true; + } else { + free(v->value); + } + } else { + /* For undefined variables, += assumes the recursive flavor */ + if (flavor == VAR_APPEND) + flavor = VAR_RECURSIVE; + + v = xmalloc(sizeof(*v)); + v->name = xstrdup(name); + v->exp_count = 0; + list_add_tail(&v->node, &variable_list); + } + + v->flavor = flavor; + + if (flavor == VAR_SIMPLE) + new_value = expand_string(value); + else + new_value = xstrdup(value); + + if (append) { + v->value = xrealloc(v->value, + strlen(v->value) + strlen(new_value) + 2); + strcat(v->value, " "); + strcat(v->value, new_value); + free(new_value); + } else { + v->value = new_value; + } +} + +static void variable_del(struct variable *v) +{ + list_del(&v->node); + free(v->name); + free(v->value); + free(v); +} + +void variable_all_del(void) +{ + struct variable *v, *tmp; + + list_for_each_entry_safe(v, tmp, &variable_list, node) + variable_del(v); +} + +/* + * Evaluate a clause with arguments. argc/argv are arguments from the upper + * function call. + * + * Returned string must be freed when done + */ +static char *eval_clause(const char *str, size_t len, int argc, char *argv[]) +{ + char *tmp, *name, *res, *endptr, *prev, *p; + int new_argc = 0; + char *new_argv[FUNCTION_MAX_ARGS]; + int nest = 0; + int i; + unsigned long n; + + tmp = xstrndup(str, len); + + /* + * If variable name is '1', '2', etc. It is generally an argument + * from a user-function call (i.e. local-scope variable). If not + * available, then look-up global-scope variables. + */ + n = strtoul(tmp, &endptr, 10); + if (!*endptr && n > 0 && n <= argc) { + res = xstrdup(argv[n - 1]); + goto free_tmp; + } + + prev = p = tmp; + + /* + * Split into tokens + * The function name and arguments are separated by a comma. + * For example, if the function call is like this: + * $(foo,$(x),$(y)) + * + * The input string for this helper should be: + * foo,$(x),$(y) + * + * and split into: + * new_argv[0] = 'foo' + * new_argv[1] = '$(x)' + * new_argv[2] = '$(y)' + */ + while (*p) { + if (nest == 0 && *p == ',') { + *p = 0; + if (new_argc >= FUNCTION_MAX_ARGS) + pperror("too many function arguments"); + new_argv[new_argc++] = prev; + prev = p + 1; + } else if (*p == '(') { + nest++; + } else if (*p == ')') { + nest--; + } + + p++; + } + + if (new_argc >= FUNCTION_MAX_ARGS) + pperror("too many function arguments"); + new_argv[new_argc++] = prev; + + /* + * Shift arguments + * new_argv[0] represents a function name or a variable name. Put it + * into 'name', then shift the rest of the arguments. This simplifies + * 'const' handling. + */ + name = expand_string_with_args(new_argv[0], argc, argv); + new_argc--; + for (i = 0; i < new_argc; i++) + new_argv[i] = expand_string_with_args(new_argv[i + 1], + argc, argv); + + /* Search for variables */ + res = variable_expand(name, new_argc, new_argv); + if (res) + goto free; + + /* Look for built-in functions */ + res = function_expand(name, new_argc, new_argv); + if (res) + goto free; + + /* Last, try environment variable */ + if (new_argc == 0) { + res = env_expand(name); + if (res) + goto free; + } + + res = xstrdup(""); +free: + for (i = 0; i < new_argc; i++) + free(new_argv[i]); + free(name); +free_tmp: + free(tmp); + + return res; +} + +/* + * Expand a string that follows '$' + * + * For example, if the input string is + * ($(FOO)$($(BAR)))$(BAZ) + * this helper evaluates + * $($(FOO)$($(BAR))) + * and returns a new string containing the expansion (note that the string is + * recursively expanded), also advancing 'str' to point to the next character + * after the corresponding closing parenthesis, in this case, *str will be + * $(BAR) + */ +static char *expand_dollar_with_args(const char **str, int argc, char *argv[]) +{ + const char *p = *str; + const char *q; + int nest = 0; + + /* + * In Kconfig, variable/function references always start with "$(". + * Neither single-letter variables as in $A nor curly braces as in ${CC} + * are supported. '$' not followed by '(' loses its special meaning. + */ + if (*p != '(') { + *str = p; + return xstrdup("$"); + } + + p++; + q = p; + while (*q) { + if (*q == '(') { + nest++; + } else if (*q == ')') { + if (nest-- == 0) + break; + } + q++; + } + + if (!*q) + pperror("unterminated reference to '%s': missing ')'", p); + + /* Advance 'str' to after the expanded initial portion of the string */ + *str = q + 1; + + return eval_clause(p, q - p, argc, argv); +} + +char *expand_dollar(const char **str) +{ + return expand_dollar_with_args(str, 0, NULL); +} + +static char *__expand_string(const char **str, bool (*is_end)(char c), + int argc, char *argv[]) +{ + const char *in, *p; + char *expansion, *out; + size_t in_len, out_len; + + out = xmalloc(1); + *out = 0; + out_len = 1; + + p = in = *str; + + while (1) { + if (*p == '$') { + in_len = p - in; + p++; + expansion = expand_dollar_with_args(&p, argc, argv); + out_len += in_len + strlen(expansion); + out = xrealloc(out, out_len); + strncat(out, in, in_len); + strcat(out, expansion); + free(expansion); + in = p; + continue; + } + + if (is_end(*p)) + break; + + p++; + } + + in_len = p - in; + out_len += in_len; + out = xrealloc(out, out_len); + strncat(out, in, in_len); + + /* Advance 'str' to the end character */ + *str = p; + + return out; +} + +static bool is_end_of_str(char c) +{ + return !c; +} + +/* + * Expand variables and functions in the given string. Undefined variables + * expand to an empty string. + * The returned string must be freed when done. + */ +static char *expand_string_with_args(const char *in, int argc, char *argv[]) +{ + return __expand_string(&in, is_end_of_str, argc, argv); +} + +static char *expand_string(const char *in) +{ + return expand_string_with_args(in, 0, NULL); +} + +static bool is_end_of_token(char c) +{ + return !(isalnum(c) || c == '_' || c == '-'); +} + +/* + * Expand variables in a token. The parsing stops when a token separater + * (in most cases, it is a whitespace) is encountered. 'str' is updated to + * point to the next character. + * + * The returned string must be freed when done. + */ +char *expand_one_token(const char **str) +{ + return __expand_string(str, is_end_of_token, 0, NULL); +} diff --git a/scripts/kconfig/qconf-cfg.sh b/scripts/kconfig/qconf-cfg.sh new file mode 100755 index 000000000..02ccc0ae1 --- /dev/null +++ b/scripts/kconfig/qconf-cfg.sh @@ -0,0 +1,32 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 + +PKG="Qt5Core Qt5Gui Qt5Widgets" +PKG2="QtCore QtGui" + +if [ -z "$(command -v pkg-config)" ]; then + echo >&2 "*" + echo >&2 "* 'make xconfig' requires 'pkg-config'. Please install it." + echo >&2 "*" + exit 1 +fi + +if pkg-config --exists $PKG; then + echo cflags=\"-std=c++11 -fPIC $(pkg-config --cflags Qt5Core Qt5Gui Qt5Widgets)\" + echo libs=\"$(pkg-config --libs $PKG)\" + echo moc=\"$(pkg-config --variable=host_bins Qt5Core)/moc\" + exit 0 +fi + +if pkg-config --exists $PKG2; then + echo cflags=\"$(pkg-config --cflags $PKG2)\" + echo libs=\"$(pkg-config --libs $PKG2)\" + echo moc=\"$(pkg-config --variable=moc_location QtCore)\" + exit 0 +fi + +echo >&2 "*" +echo >&2 "* Could not find Qt via pkg-config." +echo >&2 "* Please install either Qt 4.8 or 5.x. and make sure it's in PKG_CONFIG_PATH" +echo >&2 "*" +exit 1 diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc new file mode 100644 index 000000000..f7eb09361 --- /dev/null +++ b/scripts/kconfig/qconf.cc @@ -0,0 +1,1892 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + * Copyright (C) 2015 Boris Barbulovski <bbarbulovski@gmail.com> + */ + +#include <QAction> +#include <QApplication> +#include <QCloseEvent> +#include <QDebug> +#include <QDesktopWidget> +#include <QFileDialog> +#include <QLabel> +#include <QLayout> +#include <QList> +#include <QMenu> +#include <QMenuBar> +#include <QMessageBox> +#include <QToolBar> + +#include <stdlib.h> + +#include "lkc.h" +#include "qconf.h" + +#include "images.h" + + +static QApplication *configApp; +static ConfigSettings *configSettings; + +QAction *ConfigMainWindow::saveAction; + +ConfigSettings::ConfigSettings() + : QSettings("kernel.org", "qconf") +{ +} + +/** + * Reads a list of integer values from the application settings. + */ +QList<int> ConfigSettings::readSizes(const QString& key, bool *ok) +{ + QList<int> result; + + if (contains(key)) + { + QStringList entryList = value(key).toStringList(); + QStringList::Iterator it; + + for (it = entryList.begin(); it != entryList.end(); ++it) + result.push_back((*it).toInt()); + + *ok = true; + } + else + *ok = false; + + return result; +} + +/** + * Writes a list of integer values to the application settings. + */ +bool ConfigSettings::writeSizes(const QString& key, const QList<int>& value) +{ + QStringList stringList; + QList<int>::ConstIterator it; + + for (it = value.begin(); it != value.end(); ++it) + stringList.push_back(QString::number(*it)); + setValue(key, stringList); + + return true; +} + +QIcon ConfigItem::symbolYesIcon; +QIcon ConfigItem::symbolModIcon; +QIcon ConfigItem::symbolNoIcon; +QIcon ConfigItem::choiceYesIcon; +QIcon ConfigItem::choiceNoIcon; +QIcon ConfigItem::menuIcon; +QIcon ConfigItem::menubackIcon; + +/* + * update the displayed of a menu entry + */ +void ConfigItem::updateMenu(void) +{ + ConfigList* list; + struct symbol* sym; + struct property *prop; + QString prompt; + int type; + tristate expr; + + list = listView(); + if (goParent) { + setIcon(promptColIdx, menubackIcon); + prompt = ".."; + goto set_prompt; + } + + sym = menu->sym; + prop = menu->prompt; + prompt = menu_get_prompt(menu); + + if (prop) switch (prop->type) { + case P_MENU: + if (list->mode == singleMode || list->mode == symbolMode) { + /* a menuconfig entry is displayed differently + * depending whether it's at the view root or a child. + */ + if (sym && list->rootEntry == menu) + break; + setIcon(promptColIdx, menuIcon); + } else { + if (sym) + break; + setIcon(promptColIdx, QIcon()); + } + goto set_prompt; + case P_COMMENT: + setIcon(promptColIdx, QIcon()); + goto set_prompt; + default: + ; + } + if (!sym) + goto set_prompt; + + setText(nameColIdx, sym->name); + + type = sym_get_type(sym); + switch (type) { + case S_BOOLEAN: + case S_TRISTATE: + char ch; + + if (!sym_is_changeable(sym) && list->optMode == normalOpt) { + setIcon(promptColIdx, QIcon()); + break; + } + expr = sym_get_tristate_value(sym); + switch (expr) { + case yes: + if (sym_is_choice_value(sym) && type == S_BOOLEAN) + setIcon(promptColIdx, choiceYesIcon); + else + setIcon(promptColIdx, symbolYesIcon); + ch = 'Y'; + break; + case mod: + setIcon(promptColIdx, symbolModIcon); + ch = 'M'; + break; + default: + if (sym_is_choice_value(sym) && type == S_BOOLEAN) + setIcon(promptColIdx, choiceNoIcon); + else + setIcon(promptColIdx, symbolNoIcon); + ch = 'N'; + break; + } + + setText(dataColIdx, QChar(ch)); + break; + case S_INT: + case S_HEX: + case S_STRING: + setText(dataColIdx, sym_get_string_value(sym)); + break; + } + if (!sym_has_value(sym) && visible) + prompt += " (NEW)"; +set_prompt: + setText(promptColIdx, prompt); +} + +void ConfigItem::testUpdateMenu(bool v) +{ + ConfigItem* i; + + visible = v; + if (!menu) + return; + + sym_calc_value(menu->sym); + if (menu->flags & MENU_CHANGED) { + /* the menu entry changed, so update all list items */ + menu->flags &= ~MENU_CHANGED; + for (i = (ConfigItem*)menu->data; i; i = i->nextItem) + i->updateMenu(); + } else if (listView()->updateAll) + updateMenu(); +} + + +/* + * construct a menu entry + */ +void ConfigItem::init(void) +{ + if (menu) { + ConfigList* list = listView(); + nextItem = (ConfigItem*)menu->data; + menu->data = this; + + if (list->mode != fullMode) + setExpanded(true); + sym_calc_value(menu->sym); + + if (menu->sym) { + enum symbol_type type = menu->sym->type; + + // Allow to edit "int", "hex", and "string" in-place in + // the data column. Unfortunately, you cannot specify + // the flags per column. Set ItemIsEditable for all + // columns here, and check the column in createEditor(). + if (type == S_INT || type == S_HEX || type == S_STRING) + setFlags(flags() | Qt::ItemIsEditable); + } + } + updateMenu(); +} + +/* + * destruct a menu entry + */ +ConfigItem::~ConfigItem(void) +{ + if (menu) { + ConfigItem** ip = (ConfigItem**)&menu->data; + for (; *ip; ip = &(*ip)->nextItem) { + if (*ip == this) { + *ip = nextItem; + break; + } + } + } +} + +QWidget *ConfigItemDelegate::createEditor(QWidget *parent, + const QStyleOptionViewItem &option, + const QModelIndex &index) const +{ + ConfigItem *item; + + // Only the data column is editable + if (index.column() != dataColIdx) + return nullptr; + + // You cannot edit invisible menus + item = static_cast<ConfigItem *>(index.internalPointer()); + if (!item || !item->menu || !menu_is_visible(item->menu)) + return nullptr; + + return QStyledItemDelegate::createEditor(parent, option, index); +} + +void ConfigItemDelegate::setModelData(QWidget *editor, + QAbstractItemModel *model, + const QModelIndex &index) const +{ + QLineEdit *lineEdit; + ConfigItem *item; + struct symbol *sym; + bool success; + + lineEdit = qobject_cast<QLineEdit *>(editor); + // If this is not a QLineEdit, use the parent's default. + // (does this happen?) + if (!lineEdit) + goto parent; + + item = static_cast<ConfigItem *>(index.internalPointer()); + if (!item || !item->menu) + goto parent; + + sym = item->menu->sym; + if (!sym) + goto parent; + + success = sym_set_string_value(sym, lineEdit->text().toUtf8().data()); + if (success) { + ConfigList::updateListForAll(); + } else { + QMessageBox::information(editor, "qconf", + "Cannot set the data (maybe due to out of range).\n" + "Setting the old value."); + lineEdit->setText(sym_get_string_value(sym)); + } + +parent: + QStyledItemDelegate::setModelData(editor, model, index); +} + +ConfigList::ConfigList(QWidget *parent, const char *name) + : QTreeWidget(parent), + updateAll(false), + showName(false), mode(singleMode), optMode(normalOpt), + rootEntry(0), headerPopup(0) +{ + setObjectName(name); + setSortingEnabled(false); + setRootIsDecorated(true); + + setVerticalScrollMode(ScrollPerPixel); + setHorizontalScrollMode(ScrollPerPixel); + + setHeaderLabels(QStringList() << "Option" << "Name" << "Value"); + + connect(this, SIGNAL(itemSelectionChanged(void)), + SLOT(updateSelection(void))); + + if (name) { + configSettings->beginGroup(name); + showName = configSettings->value("/showName", false).toBool(); + optMode = (enum optionMode)configSettings->value("/optionMode", 0).toInt(); + configSettings->endGroup(); + connect(configApp, SIGNAL(aboutToQuit()), SLOT(saveSettings())); + } + + showColumn(promptColIdx); + + setItemDelegate(new ConfigItemDelegate(this)); + + allLists.append(this); + + reinit(); +} + +ConfigList::~ConfigList() +{ + allLists.removeOne(this); +} + +bool ConfigList::menuSkip(struct menu *menu) +{ + if (optMode == normalOpt && menu_is_visible(menu)) + return false; + if (optMode == promptOpt && menu_has_prompt(menu)) + return false; + if (optMode == allOpt) + return false; + return true; +} + +void ConfigList::reinit(void) +{ + hideColumn(nameColIdx); + + if (showName) + showColumn(nameColIdx); + + updateListAll(); +} + +void ConfigList::setOptionMode(QAction *action) +{ + if (action == showNormalAction) + optMode = normalOpt; + else if (action == showAllAction) + optMode = allOpt; + else + optMode = promptOpt; + + updateListAll(); +} + +void ConfigList::saveSettings(void) +{ + if (!objectName().isEmpty()) { + configSettings->beginGroup(objectName()); + configSettings->setValue("/showName", showName); + configSettings->setValue("/optionMode", (int)optMode); + configSettings->endGroup(); + } +} + +ConfigItem* ConfigList::findConfigItem(struct menu *menu) +{ + ConfigItem* item = (ConfigItem*)menu->data; + + for (; item; item = item->nextItem) { + if (this == item->listView()) + break; + } + + return item; +} + +void ConfigList::updateSelection(void) +{ + struct menu *menu; + enum prop_type type; + + if (selectedItems().count() == 0) + return; + + ConfigItem* item = (ConfigItem*)selectedItems().first(); + if (!item) + return; + + menu = item->menu; + emit menuChanged(menu); + if (!menu) + return; + type = menu->prompt ? menu->prompt->type : P_UNKNOWN; + if (mode == menuMode && type == P_MENU) + emit menuSelected(menu); +} + +void ConfigList::updateList() +{ + ConfigItem* last = 0; + ConfigItem *item; + + if (!rootEntry) { + if (mode != listMode) + goto update; + QTreeWidgetItemIterator it(this); + + while (*it) { + item = (ConfigItem*)(*it); + if (!item->menu) + continue; + item->testUpdateMenu(menu_is_visible(item->menu)); + + ++it; + } + return; + } + + if (rootEntry != &rootmenu && (mode == singleMode || + (mode == symbolMode && rootEntry->parent != &rootmenu))) { + item = (ConfigItem *)topLevelItem(0); + if (!item) + item = new ConfigItem(this, 0, true); + last = item; + } + if ((mode == singleMode || (mode == symbolMode && !(rootEntry->flags & MENU_ROOT))) && + rootEntry->sym && rootEntry->prompt) { + item = last ? last->nextSibling() : nullptr; + if (!item) + item = new ConfigItem(this, last, rootEntry, true); + else + item->testUpdateMenu(true); + + updateMenuList(item, rootEntry); + update(); + resizeColumnToContents(0); + return; + } +update: + updateMenuList(rootEntry); + update(); + resizeColumnToContents(0); +} + +void ConfigList::updateListForAll() +{ + QListIterator<ConfigList *> it(allLists); + + while (it.hasNext()) { + ConfigList *list = it.next(); + + list->updateList(); + } +} + +void ConfigList::updateListAllForAll() +{ + QListIterator<ConfigList *> it(allLists); + + while (it.hasNext()) { + ConfigList *list = it.next(); + + list->updateList(); + } +} + +void ConfigList::setValue(ConfigItem* item, tristate val) +{ + struct symbol* sym; + int type; + tristate oldval; + + sym = item->menu ? item->menu->sym : 0; + if (!sym) + return; + + type = sym_get_type(sym); + switch (type) { + case S_BOOLEAN: + case S_TRISTATE: + oldval = sym_get_tristate_value(sym); + + if (!sym_set_tristate_value(sym, val)) + return; + if (oldval == no && item->menu->list) + item->setExpanded(true); + ConfigList::updateListForAll(); + break; + } +} + +void ConfigList::changeValue(ConfigItem* item) +{ + struct symbol* sym; + struct menu* menu; + int type, oldexpr, newexpr; + + menu = item->menu; + if (!menu) + return; + sym = menu->sym; + if (!sym) { + if (item->menu->list) + item->setExpanded(!item->isExpanded()); + return; + } + + type = sym_get_type(sym); + switch (type) { + case S_BOOLEAN: + case S_TRISTATE: + oldexpr = sym_get_tristate_value(sym); + newexpr = sym_toggle_tristate_value(sym); + if (item->menu->list) { + if (oldexpr == newexpr) + item->setExpanded(!item->isExpanded()); + else if (oldexpr == no) + item->setExpanded(true); + } + if (oldexpr != newexpr) + ConfigList::updateListForAll(); + break; + default: + break; + } +} + +void ConfigList::setRootMenu(struct menu *menu) +{ + enum prop_type type; + + if (rootEntry == menu) + return; + type = menu && menu->prompt ? menu->prompt->type : P_UNKNOWN; + if (type != P_MENU) + return; + updateMenuList(0); + rootEntry = menu; + updateListAll(); + if (currentItem()) { + setSelected(currentItem(), hasFocus()); + scrollToItem(currentItem()); + } +} + +void ConfigList::setParentMenu(void) +{ + ConfigItem* item; + struct menu *oldroot; + + oldroot = rootEntry; + if (rootEntry == &rootmenu) + return; + setRootMenu(menu_get_parent_menu(rootEntry->parent)); + + QTreeWidgetItemIterator it(this); + while (*it) { + item = (ConfigItem *)(*it); + if (item->menu == oldroot) { + setCurrentItem(item); + scrollToItem(item); + break; + } + + ++it; + } +} + +/* + * update all the children of a menu entry + * removes/adds the entries from the parent widget as necessary + * + * parent: either the menu list widget or a menu entry widget + * menu: entry to be updated + */ +void ConfigList::updateMenuList(ConfigItem *parent, struct menu* menu) +{ + struct menu* child; + ConfigItem* item; + ConfigItem* last; + bool visible; + enum prop_type type; + + if (!menu) { + while (parent->childCount() > 0) + { + delete parent->takeChild(0); + } + + return; + } + + last = parent->firstChild(); + if (last && !last->goParent) + last = 0; + for (child = menu->list; child; child = child->next) { + item = last ? last->nextSibling() : parent->firstChild(); + type = child->prompt ? child->prompt->type : P_UNKNOWN; + + switch (mode) { + case menuMode: + if (!(child->flags & MENU_ROOT)) + goto hide; + break; + case symbolMode: + if (child->flags & MENU_ROOT) + goto hide; + break; + default: + break; + } + + visible = menu_is_visible(child); + if (!menuSkip(child)) { + if (!child->sym && !child->list && !child->prompt) + continue; + if (!item || item->menu != child) + item = new ConfigItem(parent, last, child, visible); + else + item->testUpdateMenu(visible); + + if (mode == fullMode || mode == menuMode || type != P_MENU) + updateMenuList(item, child); + else + updateMenuList(item, 0); + last = item; + continue; + } +hide: + if (item && item->menu == child) { + last = parent->firstChild(); + if (last == item) + last = 0; + else while (last->nextSibling() != item) + last = last->nextSibling(); + delete item; + } + } +} + +void ConfigList::updateMenuList(struct menu *menu) +{ + struct menu* child; + ConfigItem* item; + ConfigItem* last; + bool visible; + enum prop_type type; + + if (!menu) { + while (topLevelItemCount() > 0) + { + delete takeTopLevelItem(0); + } + + return; + } + + last = (ConfigItem *)topLevelItem(0); + if (last && !last->goParent) + last = 0; + for (child = menu->list; child; child = child->next) { + item = last ? last->nextSibling() : (ConfigItem *)topLevelItem(0); + type = child->prompt ? child->prompt->type : P_UNKNOWN; + + switch (mode) { + case menuMode: + if (!(child->flags & MENU_ROOT)) + goto hide; + break; + case symbolMode: + if (child->flags & MENU_ROOT) + goto hide; + break; + default: + break; + } + + visible = menu_is_visible(child); + if (!menuSkip(child)) { + if (!child->sym && !child->list && !child->prompt) + continue; + if (!item || item->menu != child) + item = new ConfigItem(this, last, child, visible); + else + item->testUpdateMenu(visible); + + if (mode == fullMode || mode == menuMode || type != P_MENU) + updateMenuList(item, child); + else + updateMenuList(item, 0); + last = item; + continue; + } +hide: + if (item && item->menu == child) { + last = (ConfigItem *)topLevelItem(0); + if (last == item) + last = 0; + else while (last->nextSibling() != item) + last = last->nextSibling(); + delete item; + } + } +} + +void ConfigList::keyPressEvent(QKeyEvent* ev) +{ + QTreeWidgetItem* i = currentItem(); + ConfigItem* item; + struct menu *menu; + enum prop_type type; + + if (ev->key() == Qt::Key_Escape && mode != fullMode && mode != listMode) { + emit parentSelected(); + ev->accept(); + return; + } + + if (!i) { + Parent::keyPressEvent(ev); + return; + } + item = (ConfigItem*)i; + + switch (ev->key()) { + case Qt::Key_Return: + case Qt::Key_Enter: + if (item->goParent) { + emit parentSelected(); + break; + } + menu = item->menu; + if (!menu) + break; + type = menu->prompt ? menu->prompt->type : P_UNKNOWN; + if (type == P_MENU && rootEntry != menu && + mode != fullMode && mode != menuMode) { + if (mode == menuMode) + emit menuSelected(menu); + else + emit itemSelected(menu); + break; + } + case Qt::Key_Space: + changeValue(item); + break; + case Qt::Key_N: + setValue(item, no); + break; + case Qt::Key_M: + setValue(item, mod); + break; + case Qt::Key_Y: + setValue(item, yes); + break; + default: + Parent::keyPressEvent(ev); + return; + } + ev->accept(); +} + +void ConfigList::mousePressEvent(QMouseEvent* e) +{ + //QPoint p(contentsToViewport(e->pos())); + //printf("contentsMousePressEvent: %d,%d\n", p.x(), p.y()); + Parent::mousePressEvent(e); +} + +void ConfigList::mouseReleaseEvent(QMouseEvent* e) +{ + QPoint p = e->pos(); + ConfigItem* item = (ConfigItem*)itemAt(p); + struct menu *menu; + enum prop_type ptype; + QIcon icon; + int idx, x; + + if (!item) + goto skip; + + menu = item->menu; + x = header()->offset() + p.x(); + idx = header()->logicalIndexAt(x); + switch (idx) { + case promptColIdx: + icon = item->icon(promptColIdx); + if (!icon.isNull()) { + int off = header()->sectionPosition(0) + visualRect(indexAt(p)).x() + 4; // 4 is Hardcoded image offset. There might be a way to do it properly. + if (x >= off && x < off + icon.availableSizes().first().width()) { + if (item->goParent) { + emit parentSelected(); + break; + } else if (!menu) + break; + ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN; + if (ptype == P_MENU && rootEntry != menu && + mode != fullMode && mode != menuMode && + mode != listMode) + emit menuSelected(menu); + else + changeValue(item); + } + } + break; + case dataColIdx: + changeValue(item); + break; + } + +skip: + //printf("contentsMouseReleaseEvent: %d,%d\n", p.x(), p.y()); + Parent::mouseReleaseEvent(e); +} + +void ConfigList::mouseMoveEvent(QMouseEvent* e) +{ + //QPoint p(contentsToViewport(e->pos())); + //printf("contentsMouseMoveEvent: %d,%d\n", p.x(), p.y()); + Parent::mouseMoveEvent(e); +} + +void ConfigList::mouseDoubleClickEvent(QMouseEvent* e) +{ + QPoint p = e->pos(); + ConfigItem* item = (ConfigItem*)itemAt(p); + struct menu *menu; + enum prop_type ptype; + + if (!item) + goto skip; + if (item->goParent) { + emit parentSelected(); + goto skip; + } + menu = item->menu; + if (!menu) + goto skip; + ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN; + if (ptype == P_MENU && mode != listMode) { + if (mode == singleMode) + emit itemSelected(menu); + else if (mode == symbolMode) + emit menuSelected(menu); + } else if (menu->sym) + changeValue(item); + +skip: + //printf("contentsMouseDoubleClickEvent: %d,%d\n", p.x(), p.y()); + Parent::mouseDoubleClickEvent(e); +} + +void ConfigList::focusInEvent(QFocusEvent *e) +{ + struct menu *menu = NULL; + + Parent::focusInEvent(e); + + ConfigItem* item = (ConfigItem *)currentItem(); + if (item) { + setSelected(item, true); + menu = item->menu; + } + emit gotFocus(menu); +} + +void ConfigList::contextMenuEvent(QContextMenuEvent *e) +{ + if (!headerPopup) { + QAction *action; + + headerPopup = new QMenu(this); + action = new QAction("Show Name", this); + action->setCheckable(true); + connect(action, SIGNAL(toggled(bool)), + SLOT(setShowName(bool))); + connect(this, SIGNAL(showNameChanged(bool)), + action, SLOT(setChecked(bool))); + action->setChecked(showName); + headerPopup->addAction(action); + } + + headerPopup->exec(e->globalPos()); + e->accept(); +} + +void ConfigList::setShowName(bool on) +{ + if (showName == on) + return; + + showName = on; + reinit(); + emit showNameChanged(on); +} + +QList<ConfigList *> ConfigList::allLists; +QAction *ConfigList::showNormalAction; +QAction *ConfigList::showAllAction; +QAction *ConfigList::showPromptAction; + +void ConfigList::setAllOpen(bool open) +{ + QTreeWidgetItemIterator it(this); + + while (*it) { + (*it)->setExpanded(open); + + ++it; + } +} + +ConfigInfoView::ConfigInfoView(QWidget* parent, const char *name) + : Parent(parent), sym(0), _menu(0) +{ + setObjectName(name); + setOpenLinks(false); + + if (!objectName().isEmpty()) { + configSettings->beginGroup(objectName()); + setShowDebug(configSettings->value("/showDebug", false).toBool()); + configSettings->endGroup(); + connect(configApp, SIGNAL(aboutToQuit()), SLOT(saveSettings())); + } + + contextMenu = createStandardContextMenu(); + QAction *action = new QAction("Show Debug Info", contextMenu); + + action->setCheckable(true); + connect(action, SIGNAL(toggled(bool)), SLOT(setShowDebug(bool))); + connect(this, SIGNAL(showDebugChanged(bool)), action, SLOT(setChecked(bool))); + action->setChecked(showDebug()); + contextMenu->addSeparator(); + contextMenu->addAction(action); +} + +void ConfigInfoView::saveSettings(void) +{ + if (!objectName().isEmpty()) { + configSettings->beginGroup(objectName()); + configSettings->setValue("/showDebug", showDebug()); + configSettings->endGroup(); + } +} + +void ConfigInfoView::setShowDebug(bool b) +{ + if (_showDebug != b) { + _showDebug = b; + if (_menu) + menuInfo(); + else if (sym) + symbolInfo(); + emit showDebugChanged(b); + } +} + +void ConfigInfoView::setInfo(struct menu *m) +{ + if (_menu == m) + return; + _menu = m; + sym = NULL; + if (!_menu) + clear(); + else + menuInfo(); +} + +void ConfigInfoView::symbolInfo(void) +{ + QString str; + + str += "<big>Symbol: <b>"; + str += print_filter(sym->name); + str += "</b></big><br><br>value: "; + str += print_filter(sym_get_string_value(sym)); + str += "<br>visibility: "; + str += sym->visible == yes ? "y" : sym->visible == mod ? "m" : "n"; + str += "<br>"; + str += debug_info(sym); + + setText(str); +} + +void ConfigInfoView::menuInfo(void) +{ + struct symbol* sym; + QString info; + QTextStream stream(&info); + + sym = _menu->sym; + if (sym) { + if (_menu->prompt) { + stream << "<big><b>"; + stream << print_filter(_menu->prompt->text); + stream << "</b></big>"; + if (sym->name) { + stream << " ("; + if (showDebug()) + stream << "<a href=\"s" << sym->name << "\">"; + stream << print_filter(sym->name); + if (showDebug()) + stream << "</a>"; + stream << ")"; + } + } else if (sym->name) { + stream << "<big><b>"; + if (showDebug()) + stream << "<a href=\"s" << sym->name << "\">"; + stream << print_filter(sym->name); + if (showDebug()) + stream << "</a>"; + stream << "</b></big>"; + } + stream << "<br><br>"; + + if (showDebug()) + stream << debug_info(sym); + + struct gstr help_gstr = str_new(); + + menu_get_ext_help(_menu, &help_gstr); + stream << print_filter(str_get(&help_gstr)); + str_free(&help_gstr); + } else if (_menu->prompt) { + stream << "<big><b>"; + stream << print_filter(_menu->prompt->text); + stream << "</b></big><br><br>"; + if (showDebug()) { + if (_menu->prompt->visible.expr) { + stream << " dep: "; + expr_print(_menu->prompt->visible.expr, + expr_print_help, &stream, E_NONE); + stream << "<br><br>"; + } + + stream << "defined at " << _menu->file->name << ":" + << _menu->lineno << "<br><br>"; + } + } + + setText(info); +} + +QString ConfigInfoView::debug_info(struct symbol *sym) +{ + QString debug; + QTextStream stream(&debug); + + stream << "type: "; + stream << print_filter(sym_type_name(sym->type)); + if (sym_is_choice(sym)) + stream << " (choice)"; + debug += "<br>"; + if (sym->rev_dep.expr) { + stream << "reverse dep: "; + expr_print(sym->rev_dep.expr, expr_print_help, &stream, E_NONE); + stream << "<br>"; + } + for (struct property *prop = sym->prop; prop; prop = prop->next) { + switch (prop->type) { + case P_PROMPT: + case P_MENU: + stream << "prompt: <a href=\"m" << sym->name << "\">"; + stream << print_filter(prop->text); + stream << "</a><br>"; + break; + case P_DEFAULT: + case P_SELECT: + case P_RANGE: + case P_COMMENT: + case P_IMPLY: + case P_SYMBOL: + stream << prop_get_type_name(prop->type); + stream << ": "; + expr_print(prop->expr, expr_print_help, + &stream, E_NONE); + stream << "<br>"; + break; + case P_CHOICE: + if (sym_is_choice(sym)) { + stream << "choice: "; + expr_print(prop->expr, expr_print_help, + &stream, E_NONE); + stream << "<br>"; + } + break; + default: + stream << "unknown property: "; + stream << prop_get_type_name(prop->type); + stream << "<br>"; + } + if (prop->visible.expr) { + stream << " dep: "; + expr_print(prop->visible.expr, expr_print_help, + &stream, E_NONE); + stream << "<br>"; + } + } + stream << "<br>"; + + return debug; +} + +QString ConfigInfoView::print_filter(const QString &str) +{ + QRegExp re("[<>&\"\\n]"); + QString res = str; + for (int i = 0; (i = res.indexOf(re, i)) >= 0;) { + switch (res[i].toLatin1()) { + case '<': + res.replace(i, 1, "<"); + i += 4; + break; + case '>': + res.replace(i, 1, ">"); + i += 4; + break; + case '&': + res.replace(i, 1, "&"); + i += 5; + break; + case '"': + res.replace(i, 1, """); + i += 6; + break; + case '\n': + res.replace(i, 1, "<br>"); + i += 4; + break; + } + } + return res; +} + +void ConfigInfoView::expr_print_help(void *data, struct symbol *sym, const char *str) +{ + QTextStream *stream = reinterpret_cast<QTextStream *>(data); + + if (sym && sym->name && !(sym->flags & SYMBOL_CONST)) { + *stream << "<a href=\"s" << sym->name << "\">"; + *stream << print_filter(str); + *stream << "</a>"; + } else { + *stream << print_filter(str); + } +} + +void ConfigInfoView::clicked(const QUrl &url) +{ + QByteArray str = url.toEncoded(); + const std::size_t count = str.size(); + char *data = new char[count + 1]; + struct symbol **result; + struct menu *m = NULL; + + if (count < 1) { + delete[] data; + return; + } + + memcpy(data, str.constData(), count); + data[count] = '\0'; + + /* Seek for exact match */ + data[0] = '^'; + strcat(data, "$"); + result = sym_re_search(data); + if (!result) { + delete[] data; + return; + } + + sym = *result; + + /* Seek for the menu which holds the symbol */ + for (struct property *prop = sym->prop; prop; prop = prop->next) { + if (prop->type != P_PROMPT && prop->type != P_MENU) + continue; + m = prop->menu; + break; + } + + if (!m) { + /* Symbol is not visible as a menu */ + symbolInfo(); + emit showDebugChanged(true); + } else { + emit menuSelected(m); + } + + free(result); + delete[] data; +} + +void ConfigInfoView::contextMenuEvent(QContextMenuEvent *event) +{ + contextMenu->popup(event->globalPos()); + event->accept(); +} + +ConfigSearchWindow::ConfigSearchWindow(ConfigMainWindow *parent) + : Parent(parent), result(NULL) +{ + setObjectName("search"); + setWindowTitle("Search Config"); + + QVBoxLayout* layout1 = new QVBoxLayout(this); + layout1->setContentsMargins(11, 11, 11, 11); + layout1->setSpacing(6); + + QHBoxLayout* layout2 = new QHBoxLayout(); + layout2->setContentsMargins(0, 0, 0, 0); + layout2->setSpacing(6); + layout2->addWidget(new QLabel("Find:", this)); + editField = new QLineEdit(this); + connect(editField, SIGNAL(returnPressed()), SLOT(search())); + layout2->addWidget(editField); + searchButton = new QPushButton("Search", this); + searchButton->setAutoDefault(false); + connect(searchButton, SIGNAL(clicked()), SLOT(search())); + layout2->addWidget(searchButton); + layout1->addLayout(layout2); + + split = new QSplitter(this); + split->setOrientation(Qt::Vertical); + list = new ConfigList(split, "search"); + list->mode = listMode; + info = new ConfigInfoView(split, "search"); + connect(list, SIGNAL(menuChanged(struct menu *)), + info, SLOT(setInfo(struct menu *))); + connect(list, SIGNAL(menuChanged(struct menu *)), + parent, SLOT(setMenuLink(struct menu *))); + + layout1->addWidget(split); + + QVariant x, y; + int width, height; + bool ok; + + configSettings->beginGroup("search"); + width = configSettings->value("/window width", parent->width() / 2).toInt(); + height = configSettings->value("/window height", parent->height() / 2).toInt(); + resize(width, height); + x = configSettings->value("/window x"); + y = configSettings->value("/window y"); + if (x.isValid() && y.isValid()) + move(x.toInt(), y.toInt()); + QList<int> sizes = configSettings->readSizes("/split", &ok); + if (ok) + split->setSizes(sizes); + configSettings->endGroup(); + connect(configApp, SIGNAL(aboutToQuit()), SLOT(saveSettings())); +} + +void ConfigSearchWindow::saveSettings(void) +{ + if (!objectName().isEmpty()) { + configSettings->beginGroup(objectName()); + configSettings->setValue("/window x", pos().x()); + configSettings->setValue("/window y", pos().y()); + configSettings->setValue("/window width", size().width()); + configSettings->setValue("/window height", size().height()); + configSettings->writeSizes("/split", split->sizes()); + configSettings->endGroup(); + } +} + +void ConfigSearchWindow::search(void) +{ + struct symbol **p; + struct property *prop; + ConfigItem *lastItem = NULL; + + free(result); + list->clear(); + info->clear(); + + result = sym_re_search(editField->text().toLatin1()); + if (!result) + return; + for (p = result; *p; p++) { + for_all_prompts((*p), prop) + lastItem = new ConfigItem(list, lastItem, prop->menu, + menu_is_visible(prop->menu)); + } +} + +/* + * Construct the complete config widget + */ +ConfigMainWindow::ConfigMainWindow(void) + : searchWindow(0) +{ + bool ok = true; + QVariant x, y; + int width, height; + char title[256]; + + QDesktopWidget *d = configApp->desktop(); + snprintf(title, sizeof(title), "%s%s", + rootmenu.prompt->text, + "" + ); + setWindowTitle(title); + + width = configSettings->value("/window width", d->width() - 64).toInt(); + height = configSettings->value("/window height", d->height() - 64).toInt(); + resize(width, height); + x = configSettings->value("/window x"); + y = configSettings->value("/window y"); + if ((x.isValid())&&(y.isValid())) + move(x.toInt(), y.toInt()); + + // set up icons + ConfigItem::symbolYesIcon = QIcon(QPixmap(xpm_symbol_yes)); + ConfigItem::symbolModIcon = QIcon(QPixmap(xpm_symbol_mod)); + ConfigItem::symbolNoIcon = QIcon(QPixmap(xpm_symbol_no)); + ConfigItem::choiceYesIcon = QIcon(QPixmap(xpm_choice_yes)); + ConfigItem::choiceNoIcon = QIcon(QPixmap(xpm_choice_no)); + ConfigItem::menuIcon = QIcon(QPixmap(xpm_menu)); + ConfigItem::menubackIcon = QIcon(QPixmap(xpm_menuback)); + + QWidget *widget = new QWidget(this); + QVBoxLayout *layout = new QVBoxLayout(widget); + setCentralWidget(widget); + + split1 = new QSplitter(widget); + split1->setOrientation(Qt::Horizontal); + split1->setChildrenCollapsible(false); + + menuList = new ConfigList(widget, "menu"); + + split2 = new QSplitter(widget); + split2->setChildrenCollapsible(false); + split2->setOrientation(Qt::Vertical); + + // create config tree + configList = new ConfigList(widget, "config"); + + helpText = new ConfigInfoView(widget, "help"); + + layout->addWidget(split2); + split2->addWidget(split1); + split1->addWidget(configList); + split1->addWidget(menuList); + split2->addWidget(helpText); + + setTabOrder(configList, helpText); + configList->setFocus(); + + backAction = new QAction(QPixmap(xpm_back), "Back", this); + connect(backAction, SIGNAL(triggered(bool)), SLOT(goBack())); + + QAction *quitAction = new QAction("&Quit", this); + quitAction->setShortcut(Qt::CTRL + Qt::Key_Q); + connect(quitAction, SIGNAL(triggered(bool)), SLOT(close())); + + QAction *loadAction = new QAction(QPixmap(xpm_load), "&Load", this); + loadAction->setShortcut(Qt::CTRL + Qt::Key_L); + connect(loadAction, SIGNAL(triggered(bool)), SLOT(loadConfig())); + + saveAction = new QAction(QPixmap(xpm_save), "&Save", this); + saveAction->setShortcut(Qt::CTRL + Qt::Key_S); + connect(saveAction, SIGNAL(triggered(bool)), SLOT(saveConfig())); + + conf_set_changed_callback(conf_changed); + + // Set saveAction's initial state + conf_changed(); + configname = xstrdup(conf_get_configname()); + + QAction *saveAsAction = new QAction("Save &As...", this); + connect(saveAsAction, SIGNAL(triggered(bool)), SLOT(saveConfigAs())); + QAction *searchAction = new QAction("&Find", this); + searchAction->setShortcut(Qt::CTRL + Qt::Key_F); + connect(searchAction, SIGNAL(triggered(bool)), SLOT(searchConfig())); + singleViewAction = new QAction(QPixmap(xpm_single_view), "Single View", this); + singleViewAction->setCheckable(true); + connect(singleViewAction, SIGNAL(triggered(bool)), SLOT(showSingleView())); + splitViewAction = new QAction(QPixmap(xpm_split_view), "Split View", this); + splitViewAction->setCheckable(true); + connect(splitViewAction, SIGNAL(triggered(bool)), SLOT(showSplitView())); + fullViewAction = new QAction(QPixmap(xpm_tree_view), "Full View", this); + fullViewAction->setCheckable(true); + connect(fullViewAction, SIGNAL(triggered(bool)), SLOT(showFullView())); + + QAction *showNameAction = new QAction("Show Name", this); + showNameAction->setCheckable(true); + connect(showNameAction, SIGNAL(toggled(bool)), configList, SLOT(setShowName(bool))); + showNameAction->setChecked(configList->showName); + + QActionGroup *optGroup = new QActionGroup(this); + optGroup->setExclusive(true); + connect(optGroup, SIGNAL(triggered(QAction*)), configList, + SLOT(setOptionMode(QAction *))); + connect(optGroup, SIGNAL(triggered(QAction *)), menuList, + SLOT(setOptionMode(QAction *))); + + ConfigList::showNormalAction = new QAction("Show Normal Options", optGroup); + ConfigList::showNormalAction->setCheckable(true); + ConfigList::showAllAction = new QAction("Show All Options", optGroup); + ConfigList::showAllAction->setCheckable(true); + ConfigList::showPromptAction = new QAction("Show Prompt Options", optGroup); + ConfigList::showPromptAction->setCheckable(true); + + QAction *showDebugAction = new QAction("Show Debug Info", this); + showDebugAction->setCheckable(true); + connect(showDebugAction, SIGNAL(toggled(bool)), helpText, SLOT(setShowDebug(bool))); + showDebugAction->setChecked(helpText->showDebug()); + + QAction *showIntroAction = new QAction("Introduction", this); + connect(showIntroAction, SIGNAL(triggered(bool)), SLOT(showIntro())); + QAction *showAboutAction = new QAction("About", this); + connect(showAboutAction, SIGNAL(triggered(bool)), SLOT(showAbout())); + + // init tool bar + QToolBar *toolBar = addToolBar("Tools"); + toolBar->addAction(backAction); + toolBar->addSeparator(); + toolBar->addAction(loadAction); + toolBar->addAction(saveAction); + toolBar->addSeparator(); + toolBar->addAction(singleViewAction); + toolBar->addAction(splitViewAction); + toolBar->addAction(fullViewAction); + + // create file menu + QMenu *menu = menuBar()->addMenu("&File"); + menu->addAction(loadAction); + menu->addAction(saveAction); + menu->addAction(saveAsAction); + menu->addSeparator(); + menu->addAction(quitAction); + + // create edit menu + menu = menuBar()->addMenu("&Edit"); + menu->addAction(searchAction); + + // create options menu + menu = menuBar()->addMenu("&Option"); + menu->addAction(showNameAction); + menu->addSeparator(); + menu->addActions(optGroup->actions()); + menu->addSeparator(); + menu->addAction(showDebugAction); + + // create help menu + menu = menuBar()->addMenu("&Help"); + menu->addAction(showIntroAction); + menu->addAction(showAboutAction); + + connect (helpText, SIGNAL (anchorClicked (const QUrl &)), + helpText, SLOT (clicked (const QUrl &)) ); + + connect(configList, SIGNAL(menuChanged(struct menu *)), + helpText, SLOT(setInfo(struct menu *))); + connect(configList, SIGNAL(menuSelected(struct menu *)), + SLOT(changeMenu(struct menu *))); + connect(configList, SIGNAL(itemSelected(struct menu *)), + SLOT(changeItens(struct menu *))); + connect(configList, SIGNAL(parentSelected()), + SLOT(goBack())); + connect(menuList, SIGNAL(menuChanged(struct menu *)), + helpText, SLOT(setInfo(struct menu *))); + connect(menuList, SIGNAL(menuSelected(struct menu *)), + SLOT(changeMenu(struct menu *))); + + connect(configList, SIGNAL(gotFocus(struct menu *)), + helpText, SLOT(setInfo(struct menu *))); + connect(menuList, SIGNAL(gotFocus(struct menu *)), + helpText, SLOT(setInfo(struct menu *))); + connect(menuList, SIGNAL(gotFocus(struct menu *)), + SLOT(listFocusChanged(void))); + connect(helpText, SIGNAL(menuSelected(struct menu *)), + SLOT(setMenuLink(struct menu *))); + + QString listMode = configSettings->value("/listMode", "symbol").toString(); + if (listMode == "single") + showSingleView(); + else if (listMode == "full") + showFullView(); + else /*if (listMode == "split")*/ + showSplitView(); + + // UI setup done, restore splitter positions + QList<int> sizes = configSettings->readSizes("/split1", &ok); + if (ok) + split1->setSizes(sizes); + + sizes = configSettings->readSizes("/split2", &ok); + if (ok) + split2->setSizes(sizes); +} + +void ConfigMainWindow::loadConfig(void) +{ + QString str; + QByteArray ba; + const char *name; + + str = QFileDialog::getOpenFileName(this, "", configname); + if (str.isNull()) + return; + + ba = str.toLocal8Bit(); + name = ba.data(); + + if (conf_read(name)) + QMessageBox::information(this, "qconf", "Unable to load configuration!"); + + free(configname); + configname = xstrdup(name); + + ConfigList::updateListAllForAll(); +} + +bool ConfigMainWindow::saveConfig(void) +{ + if (conf_write(configname)) { + QMessageBox::information(this, "qconf", "Unable to save configuration!"); + return false; + } + conf_write_autoconf(0); + + return true; +} + +void ConfigMainWindow::saveConfigAs(void) +{ + QString str; + QByteArray ba; + const char *name; + + str = QFileDialog::getSaveFileName(this, "", configname); + if (str.isNull()) + return; + + ba = str.toLocal8Bit(); + name = ba.data(); + + if (conf_write(name)) { + QMessageBox::information(this, "qconf", "Unable to save configuration!"); + } + conf_write_autoconf(0); + + free(configname); + configname = xstrdup(name); +} + +void ConfigMainWindow::searchConfig(void) +{ + if (!searchWindow) + searchWindow = new ConfigSearchWindow(this); + searchWindow->show(); +} + +void ConfigMainWindow::changeItens(struct menu *menu) +{ + configList->setRootMenu(menu); +} + +void ConfigMainWindow::changeMenu(struct menu *menu) +{ + menuList->setRootMenu(menu); +} + +void ConfigMainWindow::setMenuLink(struct menu *menu) +{ + struct menu *parent; + ConfigList* list = NULL; + ConfigItem* item; + + if (configList->menuSkip(menu)) + return; + + switch (configList->mode) { + case singleMode: + list = configList; + parent = menu_get_parent_menu(menu); + if (!parent) + return; + list->setRootMenu(parent); + break; + case menuMode: + if (menu->flags & MENU_ROOT) { + menuList->setRootMenu(menu); + configList->clearSelection(); + list = configList; + } else { + parent = menu_get_parent_menu(menu->parent); + if (!parent) + return; + + /* Select the config view */ + item = configList->findConfigItem(parent); + if (item) { + configList->setSelected(item, true); + configList->scrollToItem(item); + } + + menuList->setRootMenu(parent); + menuList->clearSelection(); + list = menuList; + } + break; + case fullMode: + list = configList; + break; + default: + break; + } + + if (list) { + item = list->findConfigItem(menu); + if (item) { + list->setSelected(item, true); + list->scrollToItem(item); + list->setFocus(); + helpText->setInfo(menu); + } + } +} + +void ConfigMainWindow::listFocusChanged(void) +{ + if (menuList->mode == menuMode) + configList->clearSelection(); +} + +void ConfigMainWindow::goBack(void) +{ + if (configList->rootEntry == &rootmenu) + return; + + configList->setParentMenu(); +} + +void ConfigMainWindow::showSingleView(void) +{ + singleViewAction->setEnabled(false); + singleViewAction->setChecked(true); + splitViewAction->setEnabled(true); + splitViewAction->setChecked(false); + fullViewAction->setEnabled(true); + fullViewAction->setChecked(false); + + backAction->setEnabled(true); + + menuList->hide(); + menuList->setRootMenu(0); + configList->mode = singleMode; + if (configList->rootEntry == &rootmenu) + configList->updateListAll(); + else + configList->setRootMenu(&rootmenu); + configList->setFocus(); +} + +void ConfigMainWindow::showSplitView(void) +{ + singleViewAction->setEnabled(true); + singleViewAction->setChecked(false); + splitViewAction->setEnabled(false); + splitViewAction->setChecked(true); + fullViewAction->setEnabled(true); + fullViewAction->setChecked(false); + + backAction->setEnabled(false); + + configList->mode = menuMode; + if (configList->rootEntry == &rootmenu) + configList->updateListAll(); + else + configList->setRootMenu(&rootmenu); + configList->setAllOpen(true); + configApp->processEvents(); + menuList->mode = symbolMode; + menuList->setRootMenu(&rootmenu); + menuList->setAllOpen(true); + menuList->show(); + menuList->setFocus(); +} + +void ConfigMainWindow::showFullView(void) +{ + singleViewAction->setEnabled(true); + singleViewAction->setChecked(false); + splitViewAction->setEnabled(true); + splitViewAction->setChecked(false); + fullViewAction->setEnabled(false); + fullViewAction->setChecked(true); + + backAction->setEnabled(false); + + menuList->hide(); + menuList->setRootMenu(0); + configList->mode = fullMode; + if (configList->rootEntry == &rootmenu) + configList->updateListAll(); + else + configList->setRootMenu(&rootmenu); + configList->setFocus(); +} + +/* + * ask for saving configuration before quitting + */ +void ConfigMainWindow::closeEvent(QCloseEvent* e) +{ + if (!conf_get_changed()) { + e->accept(); + return; + } + QMessageBox mb("qconf", "Save configuration?", QMessageBox::Warning, + QMessageBox::Yes | QMessageBox::Default, QMessageBox::No, QMessageBox::Cancel | QMessageBox::Escape); + mb.setButtonText(QMessageBox::Yes, "&Save Changes"); + mb.setButtonText(QMessageBox::No, "&Discard Changes"); + mb.setButtonText(QMessageBox::Cancel, "Cancel Exit"); + switch (mb.exec()) { + case QMessageBox::Yes: + if (saveConfig()) + e->accept(); + else + e->ignore(); + break; + case QMessageBox::No: + e->accept(); + break; + case QMessageBox::Cancel: + e->ignore(); + break; + } +} + +void ConfigMainWindow::showIntro(void) +{ + static const QString str = + "Welcome to the qconf graphical configuration tool.\n" + "\n" + "For bool and tristate options, a blank box indicates the " + "feature is disabled, a check indicates it is enabled, and a " + "dot indicates that it is to be compiled as a module. Clicking " + "on the box will cycle through the three states. For int, hex, " + "and string options, double-clicking or pressing F2 on the " + "Value cell will allow you to edit the value.\n" + "\n" + "If you do not see an option (e.g., a device driver) that you " + "believe should be present, try turning on Show All Options " + "under the Options menu. Enabling Show Debug Info will help you" + "figure out what other options must be enabled to support the " + "option you are interested in, and hyperlinks will navigate to " + "them.\n" + "\n" + "Toggling Show Debug Info under the Options menu will show the " + "dependencies, which you can then match by examining other " + "options.\n"; + + QMessageBox::information(this, "qconf", str); +} + +void ConfigMainWindow::showAbout(void) +{ + static const QString str = "qconf is Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>.\n" + "Copyright (C) 2015 Boris Barbulovski <bbarbulovski@gmail.com>.\n\n" + "Bug reports and feature request can also be entered at http://bugzilla.kernel.org/\n"; + + QMessageBox::information(this, "qconf", str); +} + +void ConfigMainWindow::saveSettings(void) +{ + configSettings->setValue("/window x", pos().x()); + configSettings->setValue("/window y", pos().y()); + configSettings->setValue("/window width", size().width()); + configSettings->setValue("/window height", size().height()); + + QString entry; + switch(configList->mode) { + case singleMode : + entry = "single"; + break; + + case symbolMode : + entry = "split"; + break; + + case fullMode : + entry = "full"; + break; + + default: + break; + } + configSettings->setValue("/listMode", entry); + + configSettings->writeSizes("/split1", split1->sizes()); + configSettings->writeSizes("/split2", split2->sizes()); +} + +void ConfigMainWindow::conf_changed(void) +{ + if (saveAction) + saveAction->setEnabled(conf_get_changed()); +} + +void fixup_rootmenu(struct menu *menu) +{ + struct menu *child; + static int menu_cnt = 0; + + menu->flags |= MENU_ROOT; + for (child = menu->list; child; child = child->next) { + if (child->prompt && child->prompt->type == P_MENU) { + menu_cnt++; + fixup_rootmenu(child); + menu_cnt--; + } else if (!menu_cnt) + fixup_rootmenu(child); + } +} + +static const char *progname; + +static void usage(void) +{ + printf("%s [-s] <config>\n", progname); + exit(0); +} + +int main(int ac, char** av) +{ + ConfigMainWindow* v; + const char *name; + + progname = av[0]; + if (ac > 1 && av[1][0] == '-') { + switch (av[1][1]) { + case 's': + conf_set_message_callback(NULL); + break; + case 'h': + case '?': + usage(); + } + name = av[2]; + } else + name = av[1]; + if (!name) + usage(); + + conf_parse(name); + fixup_rootmenu(&rootmenu); + conf_read(NULL); + //zconfdump(stdout); + + configApp = new QApplication(ac, av); + + configSettings = new ConfigSettings(); + configSettings->beginGroup("/kconfig/qconf"); + v = new ConfigMainWindow(); + + //zconfdump(stdout); + configApp->connect(configApp, SIGNAL(lastWindowClosed()), SLOT(quit())); + configApp->connect(configApp, SIGNAL(aboutToQuit()), v, SLOT(saveSettings())); + v->show(); + configApp->exec(); + + configSettings->endGroup(); + delete configSettings; + delete v; + delete configApp; + + return 0; +} diff --git a/scripts/kconfig/qconf.h b/scripts/kconfig/qconf.h new file mode 100644 index 000000000..78b0a1dfc --- /dev/null +++ b/scripts/kconfig/qconf.h @@ -0,0 +1,275 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#include <QCheckBox> +#include <QDialog> +#include <QHeaderView> +#include <QLineEdit> +#include <QMainWindow> +#include <QPushButton> +#include <QSettings> +#include <QSplitter> +#include <QStyledItemDelegate> +#include <QTextBrowser> +#include <QTreeWidget> + +#include "expr.h" + +class ConfigList; +class ConfigItem; +class ConfigMainWindow; + +class ConfigSettings : public QSettings { +public: + ConfigSettings(); + QList<int> readSizes(const QString& key, bool *ok); + bool writeSizes(const QString& key, const QList<int>& value); +}; + +enum colIdx { + promptColIdx, nameColIdx, dataColIdx +}; +enum listMode { + singleMode, menuMode, symbolMode, fullMode, listMode +}; +enum optionMode { + normalOpt = 0, allOpt, promptOpt +}; + +class ConfigList : public QTreeWidget { + Q_OBJECT + typedef class QTreeWidget Parent; +public: + ConfigList(QWidget *parent, const char *name = 0); + ~ConfigList(); + void reinit(void); + ConfigItem* findConfigItem(struct menu *); + void setSelected(QTreeWidgetItem *item, bool enable) { + for (int i = 0; i < selectedItems().size(); i++) + selectedItems().at(i)->setSelected(false); + + item->setSelected(enable); + } + +protected: + void keyPressEvent(QKeyEvent *e); + void mousePressEvent(QMouseEvent *e); + void mouseReleaseEvent(QMouseEvent *e); + void mouseMoveEvent(QMouseEvent *e); + void mouseDoubleClickEvent(QMouseEvent *e); + void focusInEvent(QFocusEvent *e); + void contextMenuEvent(QContextMenuEvent *e); + +public slots: + void setRootMenu(struct menu *menu); + + void updateList(); + void setValue(ConfigItem* item, tristate val); + void changeValue(ConfigItem* item); + void updateSelection(void); + void saveSettings(void); + void setOptionMode(QAction *action); + void setShowName(bool on); + +signals: + void menuChanged(struct menu *menu); + void menuSelected(struct menu *menu); + void itemSelected(struct menu *menu); + void parentSelected(void); + void gotFocus(struct menu *); + void showNameChanged(bool on); + +public: + void updateListAll(void) + { + updateAll = true; + updateList(); + updateAll = false; + } + void setAllOpen(bool open); + void setParentMenu(void); + + bool menuSkip(struct menu *); + + void updateMenuList(ConfigItem *parent, struct menu*); + void updateMenuList(struct menu *menu); + + bool updateAll; + + bool showName; + enum listMode mode; + enum optionMode optMode; + struct menu *rootEntry; + QPalette disabledColorGroup; + QPalette inactivedColorGroup; + QMenu* headerPopup; + + static QList<ConfigList *> allLists; + static void updateListForAll(); + static void updateListAllForAll(); + + static QAction *showNormalAction, *showAllAction, *showPromptAction; +}; + +class ConfigItem : public QTreeWidgetItem { + typedef class QTreeWidgetItem Parent; +public: + ConfigItem(ConfigList *parent, ConfigItem *after, struct menu *m, bool v) + : Parent(parent, after), nextItem(0), menu(m), visible(v), goParent(false) + { + init(); + } + ConfigItem(ConfigItem *parent, ConfigItem *after, struct menu *m, bool v) + : Parent(parent, after), nextItem(0), menu(m), visible(v), goParent(false) + { + init(); + } + ConfigItem(ConfigList *parent, ConfigItem *after, bool v) + : Parent(parent, after), nextItem(0), menu(0), visible(v), goParent(true) + { + init(); + } + ~ConfigItem(void); + void init(void); + void updateMenu(void); + void testUpdateMenu(bool v); + ConfigList* listView() const + { + return (ConfigList*)Parent::treeWidget(); + } + ConfigItem* firstChild() const + { + return (ConfigItem *)Parent::child(0); + } + ConfigItem* nextSibling() + { + ConfigItem *ret = NULL; + ConfigItem *_parent = (ConfigItem *)parent(); + + if(_parent) { + ret = (ConfigItem *)_parent->child(_parent->indexOfChild(this)+1); + } else { + QTreeWidget *_treeWidget = treeWidget(); + ret = (ConfigItem *)_treeWidget->topLevelItem(_treeWidget->indexOfTopLevelItem(this)+1); + } + + return ret; + } + // TODO: Implement paintCell + + ConfigItem* nextItem; + struct menu *menu; + bool visible; + bool goParent; + + static QIcon symbolYesIcon, symbolModIcon, symbolNoIcon; + static QIcon choiceYesIcon, choiceNoIcon; + static QIcon menuIcon, menubackIcon; +}; + +class ConfigItemDelegate : public QStyledItemDelegate +{ +private: + struct menu *menu; +public: + ConfigItemDelegate(QObject *parent = nullptr) + : QStyledItemDelegate(parent) {} + QWidget *createEditor(QWidget *parent, + const QStyleOptionViewItem &option, + const QModelIndex &index) const override; + void setModelData(QWidget *editor, QAbstractItemModel *model, + const QModelIndex &index) const override; +}; + +class ConfigInfoView : public QTextBrowser { + Q_OBJECT + typedef class QTextBrowser Parent; + QMenu *contextMenu; +public: + ConfigInfoView(QWidget* parent, const char *name = 0); + bool showDebug(void) const { return _showDebug; } + +public slots: + void setInfo(struct menu *menu); + void saveSettings(void); + void setShowDebug(bool); + void clicked (const QUrl &url); + +signals: + void showDebugChanged(bool); + void menuSelected(struct menu *); + +protected: + void symbolInfo(void); + void menuInfo(void); + QString debug_info(struct symbol *sym); + static QString print_filter(const QString &str); + static void expr_print_help(void *data, struct symbol *sym, const char *str); + void contextMenuEvent(QContextMenuEvent *event); + + struct symbol *sym; + struct menu *_menu; + bool _showDebug; +}; + +class ConfigSearchWindow : public QDialog { + Q_OBJECT + typedef class QDialog Parent; +public: + ConfigSearchWindow(ConfigMainWindow *parent); + +public slots: + void saveSettings(void); + void search(void); + +protected: + QLineEdit* editField; + QPushButton* searchButton; + QSplitter* split; + ConfigList *list; + ConfigInfoView* info; + + struct symbol **result; +}; + +class ConfigMainWindow : public QMainWindow { + Q_OBJECT + + char *configname; + static QAction *saveAction; + static void conf_changed(void); +public: + ConfigMainWindow(void); +public slots: + void changeMenu(struct menu *); + void changeItens(struct menu *); + void setMenuLink(struct menu *); + void listFocusChanged(void); + void goBack(void); + void loadConfig(void); + bool saveConfig(void); + void saveConfigAs(void); + void searchConfig(void); + void showSingleView(void); + void showSplitView(void); + void showFullView(void); + void showIntro(void); + void showAbout(void); + void saveSettings(void); + +protected: + void closeEvent(QCloseEvent *e); + + ConfigSearchWindow *searchWindow; + ConfigList *menuList; + ConfigList *configList; + ConfigInfoView *helpText; + QAction *backAction; + QAction *singleViewAction; + QAction *splitViewAction; + QAction *fullViewAction; + QSplitter *split1; + QSplitter *split2; +}; diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl new file mode 100755 index 000000000..1c78ba49c --- /dev/null +++ b/scripts/kconfig/streamline_config.pl @@ -0,0 +1,704 @@ +#!/usr/bin/env perl +# SPDX-License-Identifier: GPL-2.0 +# +# Copyright 2005-2009 - Steven Rostedt +# +# It's simple enough to figure out how this works. +# If not, then you can ask me at stripconfig@goodmis.org +# +# What it does? +# +# If you have installed a Linux kernel from a distribution +# that turns on way too many modules than you need, and +# you only want the modules you use, then this program +# is perfect for you. +# +# It gives you the ability to turn off all the modules that are +# not loaded on your system. +# +# Howto: +# +# 1. Boot up the kernel that you want to stream line the config on. +# 2. Change directory to the directory holding the source of the +# kernel that you just booted. +# 3. Copy the configuraton file to this directory as .config +# 4. Have all your devices that you need modules for connected and +# operational (make sure that their corresponding modules are loaded) +# 5. Run this script redirecting the output to some other file +# like config_strip. +# 6. Back up your old config (if you want too). +# 7. copy the config_strip file to .config +# 8. Run "make oldconfig" +# +# Now your kernel is ready to be built with only the modules that +# are loaded. +# +# Here's what I did with my Debian distribution. +# +# cd /usr/src/linux-2.6.10 +# cp /boot/config-2.6.10-1-686-smp .config +# ~/bin/streamline_config > config_strip +# mv .config config_sav +# mv config_strip .config +# make oldconfig +# +use warnings; +use strict; +use Getopt::Long; + +# set the environment variable LOCALMODCONFIG_DEBUG to get +# debug output. +my $debugprint = 0; +$debugprint = 1 if (defined($ENV{LOCALMODCONFIG_DEBUG})); + +sub dprint { + return if (!$debugprint); + print STDERR @_; +} + +my $uname = `uname -r`; +chomp $uname; + +my @searchconfigs = ( + { + "file" => ".config", + "exec" => "cat", + }, + { + "file" => "/proc/config.gz", + "exec" => "zcat", + }, + { + "file" => "/boot/config-$uname", + "exec" => "cat", + }, + { + "file" => "/boot/vmlinuz-$uname", + "exec" => "scripts/extract-ikconfig", + "test" => "scripts/extract-ikconfig", + }, + { + "file" => "vmlinux", + "exec" => "scripts/extract-ikconfig", + "test" => "scripts/extract-ikconfig", + }, + { + "file" => "/lib/modules/$uname/kernel/kernel/configs.ko", + "exec" => "scripts/extract-ikconfig", + "test" => "scripts/extract-ikconfig", + }, + { + "file" => "kernel/configs.ko", + "exec" => "scripts/extract-ikconfig", + "test" => "scripts/extract-ikconfig", + }, + { + "file" => "kernel/configs.o", + "exec" => "scripts/extract-ikconfig", + "test" => "scripts/extract-ikconfig", + }, +); + +sub read_config { + foreach my $conf (@searchconfigs) { + my $file = $conf->{"file"}; + + next if ( ! -f "$file"); + + if (defined($conf->{"test"})) { + `$conf->{"test"} $conf->{"file"} 2>/dev/null`; + next if ($?); + } + + my $exec = $conf->{"exec"}; + + print STDERR "using config: '$file'\n"; + + open(my $infile, '-|', "$exec $file") || die "Failed to run $exec $file"; + my @x = <$infile>; + close $infile; + return @x; + } + die "No config file found"; +} + +my @config_file = read_config; + +# Parse options +my $localmodconfig = 0; +my $localyesconfig = 0; + +GetOptions("localmodconfig" => \$localmodconfig, + "localyesconfig" => \$localyesconfig); + +# Get the build source and top level Kconfig file (passed in) +my $ksource = ($ARGV[0] ? $ARGV[0] : '.'); +my $kconfig = $ARGV[1]; +my $lsmod_file = $ENV{'LSMOD'}; + +my @makefiles = `find $ksource -name Makefile -or -name Kbuild 2>/dev/null`; +chomp @makefiles; + +my %depends; +my %selects; +my %prompts; +my %objects; +my %config2kfile; +my $var; +my $iflevel = 0; +my @ifdeps; + +# prevent recursion +my %read_kconfigs; + +sub read_kconfig { + my ($kconfig) = @_; + + my $state = "NONE"; + my $config; + + my $cont = 0; + my $line; + + my $source = "$ksource/$kconfig"; + my $last_source = ""; + + # Check for any environment variables used + while ($source =~ /\$\((\w+)\)/ && $last_source ne $source) { + my $env = $1; + $last_source = $source; + $source =~ s/\$\($env\)/$ENV{$env}/; + } + + open(my $kinfile, '<', $source) || die "Can't open $kconfig"; + while (<$kinfile>) { + chomp; + + # Make sure that lines ending with \ continue + if ($cont) { + $_ = $line . " " . $_; + } + + if (s/\\$//) { + $cont = 1; + $line = $_; + next; + } + + $cont = 0; + + # collect any Kconfig sources + if (/^source\s+"?([^"]+)/) { + my $kconfig = $1; + # prevent reading twice. + if (!defined($read_kconfigs{$kconfig})) { + $read_kconfigs{$kconfig} = 1; + read_kconfig($kconfig); + } + next; + } + + # configs found + if (/^\s*(menu)?config\s+(\S+)\s*$/) { + $state = "NEW"; + $config = $2; + $config2kfile{"CONFIG_$config"} = $kconfig; + + # Add depends for 'if' nesting + for (my $i = 0; $i < $iflevel; $i++) { + if ($i) { + $depends{$config} .= " " . $ifdeps[$i]; + } else { + $depends{$config} = $ifdeps[$i]; + } + $state = "DEP"; + } + + # collect the depends for the config + } elsif ($state eq "NEW" && /^\s*depends\s+on\s+(.*)$/) { + $state = "DEP"; + $depends{$config} = $1; + } elsif ($state eq "DEP" && /^\s*depends\s+on\s+(.*)$/) { + $depends{$config} .= " " . $1; + } elsif ($state eq "DEP" && /^\s*def(_(bool|tristate)|ault)\s+(\S.*)$/) { + my $dep = $3; + if ($dep !~ /^\s*(y|m|n)\s*$/) { + $dep =~ s/.*\sif\s+//; + $depends{$config} .= " " . $dep; + dprint "Added default depends $dep to $config\n"; + } + + # Get the configs that select this config + } elsif ($state ne "NONE" && /^\s*select\s+(\S+)/) { + my $conf = $1; + if (defined($selects{$conf})) { + $selects{$conf} .= " " . $config; + } else { + $selects{$conf} = $config; + } + + # configs without prompts must be selected + } elsif ($state ne "NONE" && /^\s*(tristate\s+\S|prompt\b)/) { + # note if the config has a prompt + $prompts{$config} = 1; + + # Check for if statements + } elsif (/^if\s+(.*\S)\s*$/) { + my $deps = $1; + # remove beginning and ending non text + $deps =~ s/^[^a-zA-Z0-9_]*//; + $deps =~ s/[^a-zA-Z0-9_]*$//; + + my @deps = split /[^a-zA-Z0-9_]+/, $deps; + + $ifdeps[$iflevel++] = join ':', @deps; + + } elsif (/^endif/) { + + $iflevel-- if ($iflevel); + + # stop on "help" and keywords that end a menu entry + } elsif (/^\s*(---)?help(---)?\s*$/ || /^(comment|choice|menu)\b/) { + $state = "NONE"; + } + } + close($kinfile); +} + +if ($kconfig) { + read_kconfig($kconfig); +} + +# Makefiles can use variables to define their dependencies +sub convert_vars { + my ($line, %vars) = @_; + + my $process = ""; + + while ($line =~ s/^(.*?)(\$\((.*?)\))//) { + my $start = $1; + my $variable = $2; + my $var = $3; + + if (defined($vars{$var})) { + $process .= $start . $vars{$var}; + } else { + $process .= $start . $variable; + } + } + + $process .= $line; + + return $process; +} + +# Read all Makefiles to map the configs to the objects +foreach my $makefile (@makefiles) { + + my $line = ""; + my %make_vars; + + open(my $infile, '<', $makefile) || die "Can't open $makefile"; + while (<$infile>) { + # if this line ends with a backslash, continue + chomp; + if (/^(.*)\\$/) { + $line .= $1; + next; + } + + $line .= $_; + $_ = $line; + $line = ""; + + my $objs; + + # Convert variables in a line (could define configs) + $_ = convert_vars($_, %make_vars); + + # collect objects after obj-$(CONFIG_FOO_BAR) + if (/obj-\$\((CONFIG_[^\)]*)\)\s*[+:]?=\s*(.*)/) { + $var = $1; + $objs = $2; + + # check if variables are set + } elsif (/^\s*(\S+)\s*[:]?=\s*(.*\S)/) { + $make_vars{$1} = $2; + } + if (defined($objs)) { + foreach my $obj (split /\s+/,$objs) { + $obj =~ s/-/_/g; + if ($obj =~ /(.*)\.o$/) { + # Objects may be enabled by more than one config. + # Store configs in an array. + my @arr; + + if (defined($objects{$1})) { + @arr = @{$objects{$1}}; + } + + $arr[$#arr+1] = $var; + + # The objects have a hash mapping to a reference + # of an array of configs. + $objects{$1} = \@arr; + } + } + } + } + close($infile); +} + +my %modules; +my $linfile; + +if (defined($lsmod_file)) { + if ( ! -f $lsmod_file) { + if ( -f $ENV{'objtree'}."/".$lsmod_file) { + $lsmod_file = $ENV{'objtree'}."/".$lsmod_file; + } else { + die "$lsmod_file not found"; + } + } + + my $otype = ( -x $lsmod_file) ? '-|' : '<'; + open($linfile, $otype, $lsmod_file); + +} else { + + # see what modules are loaded on this system + my $lsmod; + + foreach my $dir ( ("/sbin", "/bin", "/usr/sbin", "/usr/bin") ) { + if ( -x "$dir/lsmod" ) { + $lsmod = "$dir/lsmod"; + last; + } + } + if (!defined($lsmod)) { + # try just the path + $lsmod = "lsmod"; + } + + open($linfile, '-|', $lsmod) || die "Can not call lsmod with $lsmod"; +} + +while (<$linfile>) { + next if (/^Module/); # Skip the first line. + if (/^(\S+)/) { + $modules{$1} = 1; + } +} +close ($linfile); + +# add to the configs hash all configs that are needed to enable +# a loaded module. This is a direct obj-${CONFIG_FOO} += bar.o +# where we know we need bar.o so we add FOO to the list. +my %configs; +foreach my $module (keys(%modules)) { + if (defined($objects{$module})) { + my @arr = @{$objects{$module}}; + foreach my $conf (@arr) { + $configs{$conf} = $module; + dprint "$conf added by direct ($module)\n"; + if ($debugprint) { + my $c=$conf; + $c =~ s/^CONFIG_//; + if (defined($depends{$c})) { + dprint " deps = $depends{$c}\n"; + } else { + dprint " no deps\n"; + } + } + } + } else { + # Most likely, someone has a custom (binary?) module loaded. + print STDERR "$module config not found!!\n"; + } +} + +# Read the current config, and see what is enabled. We want to +# ignore configs that we would not enable anyway. + +my %orig_configs; +my $valid = "A-Za-z_0-9"; + +foreach my $line (@config_file) { + $_ = $line; + + if (/(CONFIG_[$valid]*)=(m|y)/) { + $orig_configs{$1} = $2; + } +} + +my $repeat = 1; + +my $depconfig; + +# +# Note, we do not care about operands (like: &&, ||, !) we want to add any +# config that is in the depend list of another config. This script does +# not enable configs that are not already enabled. If we come across a +# config A that depends on !B, we can still add B to the list of depends +# to keep on. If A was on in the original config, B would not have been +# and B would not be turned on by this script. +# +sub parse_config_depends +{ + my ($p) = @_; + + while ($p =~ /[$valid]/) { + + if ($p =~ /^[^$valid]*([$valid]+)/) { + my $conf = "CONFIG_" . $1; + + $p =~ s/^[^$valid]*[$valid]+//; + + # We only need to process if the depend config is a module + if (!defined($orig_configs{$conf}) || $orig_configs{$conf} eq "y") { + next; + } + + if (!defined($configs{$conf})) { + # We must make sure that this config has its + # dependencies met. + $repeat = 1; # do again + dprint "$conf selected by depend $depconfig\n"; + $configs{$conf} = 1; + } + } else { + die "this should never happen"; + } + } +} + +# Select is treated a bit differently than depends. We call this +# when a config has no prompt and requires another config to be +# selected. We use to just select all configs that selected this +# config, but found that that can balloon into enabling hundreds +# of configs that we do not care about. +# +# The idea is we look at all the configs that select it. If one +# is already in our list of configs to enable, then there's nothing +# else to do. If there isn't, we pick the first config that was +# enabled in the orignal config and use that. +sub parse_config_selects +{ + my ($config, $p) = @_; + + my $next_config; + + while ($p =~ /[$valid]/) { + + if ($p =~ /^[^$valid]*([$valid]+)/) { + my $conf = "CONFIG_" . $1; + + $p =~ s/^[^$valid]*[$valid]+//; + + # Make sure that this config exists in the current .config file + if (!defined($orig_configs{$conf})) { + dprint "$conf not set for $config select\n"; + next; + } + + # Check if something other than a module selects this config + if (defined($orig_configs{$conf}) && $orig_configs{$conf} ne "m") { + dprint "$conf (non module) selects config, we are good\n"; + # we are good with this + return; + } + if (defined($configs{$conf})) { + dprint "$conf selects $config so we are good\n"; + # A set config selects this config, we are good + return; + } + # Set this config to be selected + if (!defined($next_config)) { + $next_config = $conf; + } + } else { + die "this should never happen"; + } + } + + # If no possible config selected this, then something happened. + if (!defined($next_config)) { + print STDERR "WARNING: $config is required, but nothing in the\n"; + print STDERR " current config selects it.\n"; + return; + } + + # If we are here, then we found no config that is set and + # selects this config. Repeat. + $repeat = 1; + # Make this config need to be selected + $configs{$next_config} = 1; + dprint "$next_config selected by select $config\n"; +} + +my %process_selects; + +# loop through all configs, select their dependencies. +sub loop_depend { + $repeat = 1; + + while ($repeat) { + $repeat = 0; + + forloop: + foreach my $config (keys %configs) { + + # If this config is not a module, we do not need to process it + if (defined($orig_configs{$config}) && $orig_configs{$config} ne "m") { + next forloop; + } + + $config =~ s/^CONFIG_//; + $depconfig = $config; + + if (defined($depends{$config})) { + # This config has dependencies. Make sure they are also included + parse_config_depends $depends{$config}; + } + + # If the config has no prompt, then we need to check if a config + # that is enabled selected it. Or if we need to enable one. + if (!defined($prompts{$config}) && defined($selects{$config})) { + $process_selects{$config} = 1; + } + } + } +} + +sub loop_select { + + foreach my $config (keys %process_selects) { + $config =~ s/^CONFIG_//; + + dprint "Process select $config\n"; + + # config has no prompt and must be selected. + parse_config_selects $config, $selects{$config}; + } +} + +while ($repeat) { + # Get the first set of configs and their dependencies. + loop_depend; + + $repeat = 0; + + # Now we need to see if we have to check selects; + loop_select; +} + +my %setconfigs; +my @preserved_kconfigs; +if (defined($ENV{'LMC_KEEP'})) { + @preserved_kconfigs = split(/:/,$ENV{LMC_KEEP}); +} + +sub in_preserved_kconfigs { + my $kconfig = $config2kfile{$_[0]}; + if (!defined($kconfig)) { + return 0; + } + foreach my $excl (@preserved_kconfigs) { + if($kconfig =~ /^$excl/) { + return 1; + } + } + return 0; +} + +# Finally, read the .config file and turn off any module enabled that +# we could not find a reason to keep enabled. +foreach my $line (@config_file) { + $_ = $line; + + if (/CONFIG_IKCONFIG/) { + if (/# CONFIG_IKCONFIG is not set/) { + # enable IKCONFIG at least as a module + print "CONFIG_IKCONFIG=m\n"; + # don't ask about PROC + print "# CONFIG_IKCONFIG_PROC is not set\n"; + } else { + print; + } + next; + } + + if (/CONFIG_MODULE_SIG_KEY="(.+)"/) { + my $orig_cert = $1; + my $default_cert = "certs/signing_key.pem"; + + # Check that the logic in this script still matches the one in Kconfig + if (!defined($depends{"MODULE_SIG_KEY"}) || + $depends{"MODULE_SIG_KEY"} !~ /"\Q$default_cert\E"/) { + print STDERR "WARNING: MODULE_SIG_KEY assertion failure, ", + "update needed to ", __FILE__, " line ", __LINE__, "\n"; + print; + } elsif ($orig_cert ne $default_cert && ! -f $orig_cert) { + print STDERR "Module signature verification enabled but ", + "module signing key \"$orig_cert\" not found. Resetting ", + "signing key to default value.\n"; + print "CONFIG_MODULE_SIG_KEY=\"$default_cert\"\n"; + } else { + print; + } + next; + } + + if (/CONFIG_SYSTEM_TRUSTED_KEYS="(.+)"/) { + my $orig_keys = $1; + + if (! -f $orig_keys) { + print STDERR "System keyring enabled but keys \"$orig_keys\" ", + "not found. Resetting keys to default value.\n"; + print "CONFIG_SYSTEM_TRUSTED_KEYS=\"\"\n"; + } else { + print; + } + next; + } + + if (/^(CONFIG.*)=(m|y)/) { + if (in_preserved_kconfigs($1)) { + dprint "Preserve config $1"; + print; + next; + } + if (defined($configs{$1})) { + if ($localyesconfig) { + $setconfigs{$1} = 'y'; + print "$1=y\n"; + next; + } else { + $setconfigs{$1} = $2; + } + } elsif ($2 eq "m") { + print "# $1 is not set\n"; + next; + } + } + print; +} + +# Integrity check, make sure all modules that we want enabled do +# indeed have their configs set. +loop: +foreach my $module (keys(%modules)) { + if (defined($objects{$module})) { + my @arr = @{$objects{$module}}; + foreach my $conf (@arr) { + if (defined($setconfigs{$conf})) { + next loop; + } + } + print STDERR "module $module did not have configs"; + foreach my $conf (@arr) { + print STDERR " " , $conf; + } + print STDERR "\n"; + } +} diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c new file mode 100644 index 000000000..a2056fa80 --- /dev/null +++ b/scripts/kconfig/symbol.c @@ -0,0 +1,1312 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> + */ + +#include <ctype.h> +#include <stdlib.h> +#include <string.h> +#include <regex.h> +#include <sys/utsname.h> + +#include "lkc.h" + +struct symbol symbol_yes = { + .name = "y", + .curr = { "y", yes }, + .flags = SYMBOL_CONST|SYMBOL_VALID, +}; + +struct symbol symbol_mod = { + .name = "m", + .curr = { "m", mod }, + .flags = SYMBOL_CONST|SYMBOL_VALID, +}; + +struct symbol symbol_no = { + .name = "n", + .curr = { "n", no }, + .flags = SYMBOL_CONST|SYMBOL_VALID, +}; + +static struct symbol symbol_empty = { + .name = "", + .curr = { "", no }, + .flags = SYMBOL_VALID, +}; + +struct symbol *sym_defconfig_list; +struct symbol *modules_sym; +static tristate modules_val; + +enum symbol_type sym_get_type(struct symbol *sym) +{ + enum symbol_type type = sym->type; + + if (type == S_TRISTATE) { + if (sym_is_choice_value(sym) && sym->visible == yes) + type = S_BOOLEAN; + else if (modules_val == no) + type = S_BOOLEAN; + } + return type; +} + +const char *sym_type_name(enum symbol_type type) +{ + switch (type) { + case S_BOOLEAN: + return "bool"; + case S_TRISTATE: + return "tristate"; + case S_INT: + return "integer"; + case S_HEX: + return "hex"; + case S_STRING: + return "string"; + case S_UNKNOWN: + return "unknown"; + } + return "???"; +} + +struct property *sym_get_choice_prop(struct symbol *sym) +{ + struct property *prop; + + for_all_choices(sym, prop) + return prop; + return NULL; +} + +static struct property *sym_get_default_prop(struct symbol *sym) +{ + struct property *prop; + + for_all_defaults(sym, prop) { + prop->visible.tri = expr_calc_value(prop->visible.expr); + if (prop->visible.tri != no) + return prop; + } + return NULL; +} + +struct property *sym_get_range_prop(struct symbol *sym) +{ + struct property *prop; + + for_all_properties(sym, prop, P_RANGE) { + prop->visible.tri = expr_calc_value(prop->visible.expr); + if (prop->visible.tri != no) + return prop; + } + return NULL; +} + +static long long sym_get_range_val(struct symbol *sym, int base) +{ + sym_calc_value(sym); + switch (sym->type) { + case S_INT: + base = 10; + break; + case S_HEX: + base = 16; + break; + default: + break; + } + return strtoll(sym->curr.val, NULL, base); +} + +static void sym_validate_range(struct symbol *sym) +{ + struct property *prop; + struct symbol *range_sym; + int base; + long long val, val2; + + switch (sym->type) { + case S_INT: + base = 10; + break; + case S_HEX: + base = 16; + break; + default: + return; + } + prop = sym_get_range_prop(sym); + if (!prop) + return; + val = strtoll(sym->curr.val, NULL, base); + range_sym = prop->expr->left.sym; + val2 = sym_get_range_val(range_sym, base); + if (val >= val2) { + range_sym = prop->expr->right.sym; + val2 = sym_get_range_val(range_sym, base); + if (val <= val2) + return; + } + sym->curr.val = range_sym->curr.val; +} + +static void sym_set_changed(struct symbol *sym) +{ + struct property *prop; + + sym->flags |= SYMBOL_CHANGED; + for (prop = sym->prop; prop; prop = prop->next) { + if (prop->menu) + prop->menu->flags |= MENU_CHANGED; + } +} + +static void sym_set_all_changed(void) +{ + struct symbol *sym; + int i; + + for_all_symbols(i, sym) + sym_set_changed(sym); +} + +static void sym_calc_visibility(struct symbol *sym) +{ + struct property *prop; + struct symbol *choice_sym = NULL; + tristate tri; + + /* any prompt visible? */ + tri = no; + + if (sym_is_choice_value(sym)) + choice_sym = prop_get_symbol(sym_get_choice_prop(sym)); + + for_all_prompts(sym, prop) { + prop->visible.tri = expr_calc_value(prop->visible.expr); + /* + * Tristate choice_values with visibility 'mod' are + * not visible if the corresponding choice's value is + * 'yes'. + */ + if (choice_sym && sym->type == S_TRISTATE && + prop->visible.tri == mod && choice_sym->curr.tri == yes) + prop->visible.tri = no; + + tri = EXPR_OR(tri, prop->visible.tri); + } + if (tri == mod && (sym->type != S_TRISTATE || modules_val == no)) + tri = yes; + if (sym->visible != tri) { + sym->visible = tri; + sym_set_changed(sym); + } + if (sym_is_choice_value(sym)) + return; + /* defaulting to "yes" if no explicit "depends on" are given */ + tri = yes; + if (sym->dir_dep.expr) + tri = expr_calc_value(sym->dir_dep.expr); + if (tri == mod && sym_get_type(sym) == S_BOOLEAN) + tri = yes; + if (sym->dir_dep.tri != tri) { + sym->dir_dep.tri = tri; + sym_set_changed(sym); + } + tri = no; + if (sym->rev_dep.expr) + tri = expr_calc_value(sym->rev_dep.expr); + if (tri == mod && sym_get_type(sym) == S_BOOLEAN) + tri = yes; + if (sym->rev_dep.tri != tri) { + sym->rev_dep.tri = tri; + sym_set_changed(sym); + } + tri = no; + if (sym->implied.expr) + tri = expr_calc_value(sym->implied.expr); + if (tri == mod && sym_get_type(sym) == S_BOOLEAN) + tri = yes; + if (sym->implied.tri != tri) { + sym->implied.tri = tri; + sym_set_changed(sym); + } +} + +/* + * Find the default symbol for a choice. + * First try the default values for the choice symbol + * Next locate the first visible choice value + * Return NULL if none was found + */ +struct symbol *sym_choice_default(struct symbol *sym) +{ + struct symbol *def_sym; + struct property *prop; + struct expr *e; + + /* any of the defaults visible? */ + for_all_defaults(sym, prop) { + prop->visible.tri = expr_calc_value(prop->visible.expr); + if (prop->visible.tri == no) + continue; + def_sym = prop_get_symbol(prop); + if (def_sym->visible != no) + return def_sym; + } + + /* just get the first visible value */ + prop = sym_get_choice_prop(sym); + expr_list_for_each_sym(prop->expr, e, def_sym) + if (def_sym->visible != no) + return def_sym; + + /* failed to locate any defaults */ + return NULL; +} + +static struct symbol *sym_calc_choice(struct symbol *sym) +{ + struct symbol *def_sym; + struct property *prop; + struct expr *e; + int flags; + + /* first calculate all choice values' visibilities */ + flags = sym->flags; + prop = sym_get_choice_prop(sym); + expr_list_for_each_sym(prop->expr, e, def_sym) { + sym_calc_visibility(def_sym); + if (def_sym->visible != no) + flags &= def_sym->flags; + } + + sym->flags &= flags | ~SYMBOL_DEF_USER; + + /* is the user choice visible? */ + def_sym = sym->def[S_DEF_USER].val; + if (def_sym && def_sym->visible != no) + return def_sym; + + def_sym = sym_choice_default(sym); + + if (def_sym == NULL) + /* no choice? reset tristate value */ + sym->curr.tri = no; + + return def_sym; +} + +static void sym_warn_unmet_dep(struct symbol *sym) +{ + struct gstr gs = str_new(); + + str_printf(&gs, + "\nWARNING: unmet direct dependencies detected for %s\n", + sym->name); + str_printf(&gs, + " Depends on [%c]: ", + sym->dir_dep.tri == mod ? 'm' : 'n'); + expr_gstr_print(sym->dir_dep.expr, &gs); + str_printf(&gs, "\n"); + + expr_gstr_print_revdep(sym->rev_dep.expr, &gs, yes, + " Selected by [y]:\n"); + expr_gstr_print_revdep(sym->rev_dep.expr, &gs, mod, + " Selected by [m]:\n"); + + fputs(str_get(&gs), stderr); +} + +void sym_calc_value(struct symbol *sym) +{ + struct symbol_value newval, oldval; + struct property *prop; + struct expr *e; + + if (!sym) + return; + + if (sym->flags & SYMBOL_VALID) + return; + + if (sym_is_choice_value(sym) && + sym->flags & SYMBOL_NEED_SET_CHOICE_VALUES) { + sym->flags &= ~SYMBOL_NEED_SET_CHOICE_VALUES; + prop = sym_get_choice_prop(sym); + sym_calc_value(prop_get_symbol(prop)); + } + + sym->flags |= SYMBOL_VALID; + + oldval = sym->curr; + + switch (sym->type) { + case S_INT: + case S_HEX: + case S_STRING: + newval = symbol_empty.curr; + break; + case S_BOOLEAN: + case S_TRISTATE: + newval = symbol_no.curr; + break; + default: + sym->curr.val = sym->name; + sym->curr.tri = no; + return; + } + sym->flags &= ~SYMBOL_WRITE; + + sym_calc_visibility(sym); + + if (sym->visible != no) + sym->flags |= SYMBOL_WRITE; + + /* set default if recursively called */ + sym->curr = newval; + + switch (sym_get_type(sym)) { + case S_BOOLEAN: + case S_TRISTATE: + if (sym_is_choice_value(sym) && sym->visible == yes) { + prop = sym_get_choice_prop(sym); + newval.tri = (prop_get_symbol(prop)->curr.val == sym) ? yes : no; + } else { + if (sym->visible != no) { + /* if the symbol is visible use the user value + * if available, otherwise try the default value + */ + if (sym_has_value(sym)) { + newval.tri = EXPR_AND(sym->def[S_DEF_USER].tri, + sym->visible); + goto calc_newval; + } + } + if (sym->rev_dep.tri != no) + sym->flags |= SYMBOL_WRITE; + if (!sym_is_choice(sym)) { + prop = sym_get_default_prop(sym); + if (prop) { + newval.tri = EXPR_AND(expr_calc_value(prop->expr), + prop->visible.tri); + if (newval.tri != no) + sym->flags |= SYMBOL_WRITE; + } + if (sym->implied.tri != no) { + sym->flags |= SYMBOL_WRITE; + newval.tri = EXPR_OR(newval.tri, sym->implied.tri); + newval.tri = EXPR_AND(newval.tri, + sym->dir_dep.tri); + } + } + calc_newval: + if (sym->dir_dep.tri < sym->rev_dep.tri) + sym_warn_unmet_dep(sym); + newval.tri = EXPR_OR(newval.tri, sym->rev_dep.tri); + } + if (newval.tri == mod && sym_get_type(sym) == S_BOOLEAN) + newval.tri = yes; + break; + case S_STRING: + case S_HEX: + case S_INT: + if (sym->visible != no && sym_has_value(sym)) { + newval.val = sym->def[S_DEF_USER].val; + break; + } + prop = sym_get_default_prop(sym); + if (prop) { + struct symbol *ds = prop_get_symbol(prop); + if (ds) { + sym->flags |= SYMBOL_WRITE; + sym_calc_value(ds); + newval.val = ds->curr.val; + } + } + break; + default: + ; + } + + sym->curr = newval; + if (sym_is_choice(sym) && newval.tri == yes) + sym->curr.val = sym_calc_choice(sym); + sym_validate_range(sym); + + if (memcmp(&oldval, &sym->curr, sizeof(oldval))) { + sym_set_changed(sym); + if (modules_sym == sym) { + sym_set_all_changed(); + modules_val = modules_sym->curr.tri; + } + } + + if (sym_is_choice(sym)) { + struct symbol *choice_sym; + + prop = sym_get_choice_prop(sym); + expr_list_for_each_sym(prop->expr, e, choice_sym) { + if ((sym->flags & SYMBOL_WRITE) && + choice_sym->visible != no) + choice_sym->flags |= SYMBOL_WRITE; + if (sym->flags & SYMBOL_CHANGED) + sym_set_changed(choice_sym); + } + } + + if (sym->flags & SYMBOL_NO_WRITE) + sym->flags &= ~SYMBOL_WRITE; + + if (sym->flags & SYMBOL_NEED_SET_CHOICE_VALUES) + set_all_choice_values(sym); +} + +void sym_clear_all_valid(void) +{ + struct symbol *sym; + int i; + + for_all_symbols(i, sym) + sym->flags &= ~SYMBOL_VALID; + sym_add_change_count(1); + sym_calc_value(modules_sym); +} + +bool sym_tristate_within_range(struct symbol *sym, tristate val) +{ + int type = sym_get_type(sym); + + if (sym->visible == no) + return false; + + if (type != S_BOOLEAN && type != S_TRISTATE) + return false; + + if (type == S_BOOLEAN && val == mod) + return false; + if (sym->visible <= sym->rev_dep.tri) + return false; + if (sym_is_choice_value(sym) && sym->visible == yes) + return val == yes; + return val >= sym->rev_dep.tri && val <= sym->visible; +} + +bool sym_set_tristate_value(struct symbol *sym, tristate val) +{ + tristate oldval = sym_get_tristate_value(sym); + + if (oldval != val && !sym_tristate_within_range(sym, val)) + return false; + + if (!(sym->flags & SYMBOL_DEF_USER)) { + sym->flags |= SYMBOL_DEF_USER; + sym_set_changed(sym); + } + /* + * setting a choice value also resets the new flag of the choice + * symbol and all other choice values. + */ + if (sym_is_choice_value(sym) && val == yes) { + struct symbol *cs = prop_get_symbol(sym_get_choice_prop(sym)); + struct property *prop; + struct expr *e; + + cs->def[S_DEF_USER].val = sym; + cs->flags |= SYMBOL_DEF_USER; + prop = sym_get_choice_prop(cs); + for (e = prop->expr; e; e = e->left.expr) { + if (e->right.sym->visible != no) + e->right.sym->flags |= SYMBOL_DEF_USER; + } + } + + sym->def[S_DEF_USER].tri = val; + if (oldval != val) + sym_clear_all_valid(); + + return true; +} + +tristate sym_toggle_tristate_value(struct symbol *sym) +{ + tristate oldval, newval; + + oldval = newval = sym_get_tristate_value(sym); + do { + switch (newval) { + case no: + newval = mod; + break; + case mod: + newval = yes; + break; + case yes: + newval = no; + break; + } + if (sym_set_tristate_value(sym, newval)) + break; + } while (oldval != newval); + return newval; +} + +bool sym_string_valid(struct symbol *sym, const char *str) +{ + signed char ch; + + switch (sym->type) { + case S_STRING: + return true; + case S_INT: + ch = *str++; + if (ch == '-') + ch = *str++; + if (!isdigit(ch)) + return false; + if (ch == '0' && *str != 0) + return false; + while ((ch = *str++)) { + if (!isdigit(ch)) + return false; + } + return true; + case S_HEX: + if (str[0] == '0' && (str[1] == 'x' || str[1] == 'X')) + str += 2; + ch = *str++; + do { + if (!isxdigit(ch)) + return false; + } while ((ch = *str++)); + return true; + case S_BOOLEAN: + case S_TRISTATE: + switch (str[0]) { + case 'y': case 'Y': + case 'm': case 'M': + case 'n': case 'N': + return true; + } + return false; + default: + return false; + } +} + +bool sym_string_within_range(struct symbol *sym, const char *str) +{ + struct property *prop; + long long val; + + switch (sym->type) { + case S_STRING: + return sym_string_valid(sym, str); + case S_INT: + if (!sym_string_valid(sym, str)) + return false; + prop = sym_get_range_prop(sym); + if (!prop) + return true; + val = strtoll(str, NULL, 10); + return val >= sym_get_range_val(prop->expr->left.sym, 10) && + val <= sym_get_range_val(prop->expr->right.sym, 10); + case S_HEX: + if (!sym_string_valid(sym, str)) + return false; + prop = sym_get_range_prop(sym); + if (!prop) + return true; + val = strtoll(str, NULL, 16); + return val >= sym_get_range_val(prop->expr->left.sym, 16) && + val <= sym_get_range_val(prop->expr->right.sym, 16); + case S_BOOLEAN: + case S_TRISTATE: + switch (str[0]) { + case 'y': case 'Y': + return sym_tristate_within_range(sym, yes); + case 'm': case 'M': + return sym_tristate_within_range(sym, mod); + case 'n': case 'N': + return sym_tristate_within_range(sym, no); + } + return false; + default: + return false; + } +} + +bool sym_set_string_value(struct symbol *sym, const char *newval) +{ + const char *oldval; + char *val; + int size; + + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + switch (newval[0]) { + case 'y': case 'Y': + return sym_set_tristate_value(sym, yes); + case 'm': case 'M': + return sym_set_tristate_value(sym, mod); + case 'n': case 'N': + return sym_set_tristate_value(sym, no); + } + return false; + default: + ; + } + + if (!sym_string_within_range(sym, newval)) + return false; + + if (!(sym->flags & SYMBOL_DEF_USER)) { + sym->flags |= SYMBOL_DEF_USER; + sym_set_changed(sym); + } + + oldval = sym->def[S_DEF_USER].val; + size = strlen(newval) + 1; + if (sym->type == S_HEX && (newval[0] != '0' || (newval[1] != 'x' && newval[1] != 'X'))) { + size += 2; + sym->def[S_DEF_USER].val = val = xmalloc(size); + *val++ = '0'; + *val++ = 'x'; + } else if (!oldval || strcmp(oldval, newval)) + sym->def[S_DEF_USER].val = val = xmalloc(size); + else + return true; + + strcpy(val, newval); + free((void *)oldval); + sym_clear_all_valid(); + + return true; +} + +/* + * Find the default value associated to a symbol. + * For tristate symbol handle the modules=n case + * in which case "m" becomes "y". + * If the symbol does not have any default then fallback + * to the fixed default values. + */ +const char *sym_get_string_default(struct symbol *sym) +{ + struct property *prop; + struct symbol *ds; + const char *str; + tristate val; + + sym_calc_visibility(sym); + sym_calc_value(modules_sym); + val = symbol_no.curr.tri; + str = symbol_empty.curr.val; + + /* If symbol has a default value look it up */ + prop = sym_get_default_prop(sym); + if (prop != NULL) { + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + /* The visibility may limit the value from yes => mod */ + val = EXPR_AND(expr_calc_value(prop->expr), prop->visible.tri); + break; + default: + /* + * The following fails to handle the situation + * where a default value is further limited by + * the valid range. + */ + ds = prop_get_symbol(prop); + if (ds != NULL) { + sym_calc_value(ds); + str = (const char *)ds->curr.val; + } + } + } + + /* Handle select statements */ + val = EXPR_OR(val, sym->rev_dep.tri); + + /* transpose mod to yes if modules are not enabled */ + if (val == mod) + if (!sym_is_choice_value(sym) && modules_sym->curr.tri == no) + val = yes; + + /* transpose mod to yes if type is bool */ + if (sym->type == S_BOOLEAN && val == mod) + val = yes; + + /* adjust the default value if this symbol is implied by another */ + if (val < sym->implied.tri) + val = sym->implied.tri; + + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + switch (val) { + case no: return "n"; + case mod: return "m"; + case yes: return "y"; + } + case S_INT: + case S_HEX: + return str; + case S_STRING: + return str; + case S_UNKNOWN: + break; + } + return ""; +} + +const char *sym_get_string_value(struct symbol *sym) +{ + tristate val; + + switch (sym->type) { + case S_BOOLEAN: + case S_TRISTATE: + val = sym_get_tristate_value(sym); + switch (val) { + case no: + return "n"; + case mod: + sym_calc_value(modules_sym); + return (modules_sym->curr.tri == no) ? "n" : "m"; + case yes: + return "y"; + } + break; + default: + ; + } + return (const char *)sym->curr.val; +} + +bool sym_is_changeable(struct symbol *sym) +{ + return sym->visible > sym->rev_dep.tri; +} + +static unsigned strhash(const char *s) +{ + /* fnv32 hash */ + unsigned hash = 2166136261U; + for (; *s; s++) + hash = (hash ^ *s) * 0x01000193; + return hash; +} + +struct symbol *sym_lookup(const char *name, int flags) +{ + struct symbol *symbol; + char *new_name; + int hash; + + if (name) { + if (name[0] && !name[1]) { + switch (name[0]) { + case 'y': return &symbol_yes; + case 'm': return &symbol_mod; + case 'n': return &symbol_no; + } + } + hash = strhash(name) % SYMBOL_HASHSIZE; + + for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) { + if (symbol->name && + !strcmp(symbol->name, name) && + (flags ? symbol->flags & flags + : !(symbol->flags & (SYMBOL_CONST|SYMBOL_CHOICE)))) + return symbol; + } + new_name = xstrdup(name); + } else { + new_name = NULL; + hash = 0; + } + + symbol = xmalloc(sizeof(*symbol)); + memset(symbol, 0, sizeof(*symbol)); + symbol->name = new_name; + symbol->type = S_UNKNOWN; + symbol->flags = flags; + + symbol->next = symbol_hash[hash]; + symbol_hash[hash] = symbol; + + return symbol; +} + +struct symbol *sym_find(const char *name) +{ + struct symbol *symbol = NULL; + int hash = 0; + + if (!name) + return NULL; + + if (name[0] && !name[1]) { + switch (name[0]) { + case 'y': return &symbol_yes; + case 'm': return &symbol_mod; + case 'n': return &symbol_no; + } + } + hash = strhash(name) % SYMBOL_HASHSIZE; + + for (symbol = symbol_hash[hash]; symbol; symbol = symbol->next) { + if (symbol->name && + !strcmp(symbol->name, name) && + !(symbol->flags & SYMBOL_CONST)) + break; + } + + return symbol; +} + +const char *sym_escape_string_value(const char *in) +{ + const char *p; + size_t reslen; + char *res; + size_t l; + + reslen = strlen(in) + strlen("\"\"") + 1; + + p = in; + for (;;) { + l = strcspn(p, "\"\\"); + p += l; + + if (p[0] == '\0') + break; + + reslen++; + p++; + } + + res = xmalloc(reslen); + res[0] = '\0'; + + strcat(res, "\""); + + p = in; + for (;;) { + l = strcspn(p, "\"\\"); + strncat(res, p, l); + p += l; + + if (p[0] == '\0') + break; + + strcat(res, "\\"); + strncat(res, p++, 1); + } + + strcat(res, "\""); + return res; +} + +struct sym_match { + struct symbol *sym; + off_t so, eo; +}; + +/* Compare matched symbols as thus: + * - first, symbols that match exactly + * - then, alphabetical sort + */ +static int sym_rel_comp(const void *sym1, const void *sym2) +{ + const struct sym_match *s1 = sym1; + const struct sym_match *s2 = sym2; + int exact1, exact2; + + /* Exact match: + * - if matched length on symbol s1 is the length of that symbol, + * then this symbol should come first; + * - if matched length on symbol s2 is the length of that symbol, + * then this symbol should come first. + * Note: since the search can be a regexp, both symbols may match + * exactly; if this is the case, we can't decide which comes first, + * and we fallback to sorting alphabetically. + */ + exact1 = (s1->eo - s1->so) == strlen(s1->sym->name); + exact2 = (s2->eo - s2->so) == strlen(s2->sym->name); + if (exact1 && !exact2) + return -1; + if (!exact1 && exact2) + return 1; + + /* As a fallback, sort symbols alphabetically */ + return strcmp(s1->sym->name, s2->sym->name); +} + +struct symbol **sym_re_search(const char *pattern) +{ + struct symbol *sym, **sym_arr = NULL; + struct sym_match *sym_match_arr = NULL; + int i, cnt, size; + regex_t re; + regmatch_t match[1]; + + cnt = size = 0; + /* Skip if empty */ + if (strlen(pattern) == 0) + return NULL; + if (regcomp(&re, pattern, REG_EXTENDED|REG_ICASE)) + return NULL; + + for_all_symbols(i, sym) { + if (sym->flags & SYMBOL_CONST || !sym->name) + continue; + if (regexec(&re, sym->name, 1, match, 0)) + continue; + if (cnt >= size) { + void *tmp; + size += 16; + tmp = realloc(sym_match_arr, size * sizeof(struct sym_match)); + if (!tmp) + goto sym_re_search_free; + sym_match_arr = tmp; + } + sym_calc_value(sym); + /* As regexec returned 0, we know we have a match, so + * we can use match[0].rm_[se]o without further checks + */ + sym_match_arr[cnt].so = match[0].rm_so; + sym_match_arr[cnt].eo = match[0].rm_eo; + sym_match_arr[cnt++].sym = sym; + } + if (sym_match_arr) { + qsort(sym_match_arr, cnt, sizeof(struct sym_match), sym_rel_comp); + sym_arr = malloc((cnt+1) * sizeof(struct symbol *)); + if (!sym_arr) + goto sym_re_search_free; + for (i = 0; i < cnt; i++) + sym_arr[i] = sym_match_arr[i].sym; + sym_arr[cnt] = NULL; + } +sym_re_search_free: + /* sym_match_arr can be NULL if no match, but free(NULL) is OK */ + free(sym_match_arr); + regfree(&re); + + return sym_arr; +} + +/* + * When we check for recursive dependencies we use a stack to save + * current state so we can print out relevant info to user. + * The entries are located on the call stack so no need to free memory. + * Note insert() remove() must always match to properly clear the stack. + */ +static struct dep_stack { + struct dep_stack *prev, *next; + struct symbol *sym; + struct property *prop; + struct expr **expr; +} *check_top; + +static void dep_stack_insert(struct dep_stack *stack, struct symbol *sym) +{ + memset(stack, 0, sizeof(*stack)); + if (check_top) + check_top->next = stack; + stack->prev = check_top; + stack->sym = sym; + check_top = stack; +} + +static void dep_stack_remove(void) +{ + check_top = check_top->prev; + if (check_top) + check_top->next = NULL; +} + +/* + * Called when we have detected a recursive dependency. + * check_top point to the top of the stact so we use + * the ->prev pointer to locate the bottom of the stack. + */ +static void sym_check_print_recursive(struct symbol *last_sym) +{ + struct dep_stack *stack; + struct symbol *sym, *next_sym; + struct menu *menu = NULL; + struct property *prop; + struct dep_stack cv_stack; + + if (sym_is_choice_value(last_sym)) { + dep_stack_insert(&cv_stack, last_sym); + last_sym = prop_get_symbol(sym_get_choice_prop(last_sym)); + } + + for (stack = check_top; stack != NULL; stack = stack->prev) + if (stack->sym == last_sym) + break; + if (!stack) { + fprintf(stderr, "unexpected recursive dependency error\n"); + return; + } + + for (; stack; stack = stack->next) { + sym = stack->sym; + next_sym = stack->next ? stack->next->sym : last_sym; + prop = stack->prop; + if (prop == NULL) + prop = stack->sym->prop; + + /* for choice values find the menu entry (used below) */ + if (sym_is_choice(sym) || sym_is_choice_value(sym)) { + for (prop = sym->prop; prop; prop = prop->next) { + menu = prop->menu; + if (prop->menu) + break; + } + } + if (stack->sym == last_sym) + fprintf(stderr, "%s:%d:error: recursive dependency detected!\n", + prop->file->name, prop->lineno); + + if (sym_is_choice(sym)) { + fprintf(stderr, "%s:%d:\tchoice %s contains symbol %s\n", + menu->file->name, menu->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } else if (sym_is_choice_value(sym)) { + fprintf(stderr, "%s:%d:\tsymbol %s is part of choice %s\n", + menu->file->name, menu->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } else if (stack->expr == &sym->dir_dep.expr) { + fprintf(stderr, "%s:%d:\tsymbol %s depends on %s\n", + prop->file->name, prop->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } else if (stack->expr == &sym->rev_dep.expr) { + fprintf(stderr, "%s:%d:\tsymbol %s is selected by %s\n", + prop->file->name, prop->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } else if (stack->expr == &sym->implied.expr) { + fprintf(stderr, "%s:%d:\tsymbol %s is implied by %s\n", + prop->file->name, prop->lineno, + sym->name ? sym->name : "<choice>", + next_sym->name ? next_sym->name : "<choice>"); + } else if (stack->expr) { + fprintf(stderr, "%s:%d:\tsymbol %s %s value contains %s\n", + prop->file->name, prop->lineno, + sym->name ? sym->name : "<choice>", + prop_get_type_name(prop->type), + next_sym->name ? next_sym->name : "<choice>"); + } else { + fprintf(stderr, "%s:%d:\tsymbol %s %s is visible depending on %s\n", + prop->file->name, prop->lineno, + sym->name ? sym->name : "<choice>", + prop_get_type_name(prop->type), + next_sym->name ? next_sym->name : "<choice>"); + } + } + + fprintf(stderr, + "For a resolution refer to Documentation/kbuild/kconfig-language.rst\n" + "subsection \"Kconfig recursive dependency limitations\"\n" + "\n"); + + if (check_top == &cv_stack) + dep_stack_remove(); +} + +static struct symbol *sym_check_expr_deps(struct expr *e) +{ + struct symbol *sym; + + if (!e) + return NULL; + switch (e->type) { + case E_OR: + case E_AND: + sym = sym_check_expr_deps(e->left.expr); + if (sym) + return sym; + return sym_check_expr_deps(e->right.expr); + case E_NOT: + return sym_check_expr_deps(e->left.expr); + case E_EQUAL: + case E_GEQ: + case E_GTH: + case E_LEQ: + case E_LTH: + case E_UNEQUAL: + sym = sym_check_deps(e->left.sym); + if (sym) + return sym; + return sym_check_deps(e->right.sym); + case E_SYMBOL: + return sym_check_deps(e->left.sym); + default: + break; + } + fprintf(stderr, "Oops! How to check %d?\n", e->type); + return NULL; +} + +/* return NULL when dependencies are OK */ +static struct symbol *sym_check_sym_deps(struct symbol *sym) +{ + struct symbol *sym2; + struct property *prop; + struct dep_stack stack; + + dep_stack_insert(&stack, sym); + + stack.expr = &sym->dir_dep.expr; + sym2 = sym_check_expr_deps(sym->dir_dep.expr); + if (sym2) + goto out; + + stack.expr = &sym->rev_dep.expr; + sym2 = sym_check_expr_deps(sym->rev_dep.expr); + if (sym2) + goto out; + + stack.expr = &sym->implied.expr; + sym2 = sym_check_expr_deps(sym->implied.expr); + if (sym2) + goto out; + + stack.expr = NULL; + + for (prop = sym->prop; prop; prop = prop->next) { + if (prop->type == P_CHOICE || prop->type == P_SELECT || + prop->type == P_IMPLY) + continue; + stack.prop = prop; + sym2 = sym_check_expr_deps(prop->visible.expr); + if (sym2) + break; + if (prop->type != P_DEFAULT || sym_is_choice(sym)) + continue; + stack.expr = &prop->expr; + sym2 = sym_check_expr_deps(prop->expr); + if (sym2) + break; + stack.expr = NULL; + } + +out: + dep_stack_remove(); + + return sym2; +} + +static struct symbol *sym_check_choice_deps(struct symbol *choice) +{ + struct symbol *sym, *sym2; + struct property *prop; + struct expr *e; + struct dep_stack stack; + + dep_stack_insert(&stack, choice); + + prop = sym_get_choice_prop(choice); + expr_list_for_each_sym(prop->expr, e, sym) + sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED); + + choice->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED); + sym2 = sym_check_sym_deps(choice); + choice->flags &= ~SYMBOL_CHECK; + if (sym2) + goto out; + + expr_list_for_each_sym(prop->expr, e, sym) { + sym2 = sym_check_sym_deps(sym); + if (sym2) + break; + } +out: + expr_list_for_each_sym(prop->expr, e, sym) + sym->flags &= ~SYMBOL_CHECK; + + if (sym2 && sym_is_choice_value(sym2) && + prop_get_symbol(sym_get_choice_prop(sym2)) == choice) + sym2 = choice; + + dep_stack_remove(); + + return sym2; +} + +struct symbol *sym_check_deps(struct symbol *sym) +{ + struct symbol *sym2; + struct property *prop; + + if (sym->flags & SYMBOL_CHECK) { + sym_check_print_recursive(sym); + return sym; + } + if (sym->flags & SYMBOL_CHECKED) + return NULL; + + if (sym_is_choice_value(sym)) { + struct dep_stack stack; + + /* for choice groups start the check with main choice symbol */ + dep_stack_insert(&stack, sym); + prop = sym_get_choice_prop(sym); + sym2 = sym_check_deps(prop_get_symbol(prop)); + dep_stack_remove(); + } else if (sym_is_choice(sym)) { + sym2 = sym_check_choice_deps(sym); + } else { + sym->flags |= (SYMBOL_CHECK | SYMBOL_CHECKED); + sym2 = sym_check_sym_deps(sym); + sym->flags &= ~SYMBOL_CHECK; + } + + return sym2; +} + +struct symbol *prop_get_symbol(struct property *prop) +{ + if (prop->expr && (prop->expr->type == E_SYMBOL || + prop->expr->type == E_LIST)) + return prop->expr->left.sym; + return NULL; +} + +const char *prop_get_type_name(enum prop_type type) +{ + switch (type) { + case P_PROMPT: + return "prompt"; + case P_COMMENT: + return "comment"; + case P_MENU: + return "menu"; + case P_DEFAULT: + return "default"; + case P_CHOICE: + return "choice"; + case P_SELECT: + return "select"; + case P_IMPLY: + return "imply"; + case P_RANGE: + return "range"; + case P_SYMBOL: + return "symbol"; + case P_UNKNOWN: + break; + } + return "unknown"; +} diff --git a/scripts/kconfig/tests/auto_submenu/Kconfig b/scripts/kconfig/tests/auto_submenu/Kconfig new file mode 100644 index 000000000..b20761edc --- /dev/null +++ b/scripts/kconfig/tests/auto_submenu/Kconfig @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: GPL-2.0 + +config A + bool "A" + default y + +config A0 + bool "A0" + depends on A + default y + help + This depends on A, so should be a submenu of A. + +config A0_0 + bool "A1_0" + depends on A0 + help + Submenus are created recursively. + This should be a submenu of A0. + +config A1 + bool "A1" + depends on A + default y + help + This should line up with A0. + +choice + prompt "choice" + depends on A1 + help + Choice should become a submenu as well. + +config A1_0 + bool "A1_0" + +config A1_1 + bool "A1_1" + +endchoice + +config B + bool "B" + help + This is independent of A. + +config C + bool "C" + depends on A + help + This depends on A, but not a consecutive item, so can/should not + be a submenu. diff --git a/scripts/kconfig/tests/auto_submenu/__init__.py b/scripts/kconfig/tests/auto_submenu/__init__.py new file mode 100644 index 000000000..25abd927f --- /dev/null +++ b/scripts/kconfig/tests/auto_submenu/__init__.py @@ -0,0 +1,13 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Create submenu for symbols that depend on the preceding one. + +If a symbols has dependency on the preceding symbol, the menu entry +should become the submenu of the preceding one, and displayed with +deeper indentation. +""" + + +def test(conf): + assert conf.oldaskconfig() == 0 + assert conf.stdout_contains('expected_stdout') diff --git a/scripts/kconfig/tests/auto_submenu/expected_stdout b/scripts/kconfig/tests/auto_submenu/expected_stdout new file mode 100644 index 000000000..bf5236f39 --- /dev/null +++ b/scripts/kconfig/tests/auto_submenu/expected_stdout @@ -0,0 +1,10 @@ +A (A) [Y/n/?] (NEW) + A0 (A0) [Y/n/?] (NEW) + A1_0 (A0_0) [N/y/?] (NEW) + A1 (A1) [Y/n/?] (NEW) + choice + > 1. A1_0 (A1_0) (NEW) + 2. A1_1 (A1_1) (NEW) + choice[1-2?]: +B (B) [N/y/?] (NEW) +C (C) [N/y/?] (NEW) diff --git a/scripts/kconfig/tests/choice/Kconfig b/scripts/kconfig/tests/choice/Kconfig new file mode 100644 index 000000000..a412205b1 --- /dev/null +++ b/scripts/kconfig/tests/choice/Kconfig @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: GPL-2.0 + +config MODULES + bool "Enable loadable module support" + option modules + default y + +choice + prompt "boolean choice" + default BOOL_CHOICE1 + +config BOOL_CHOICE0 + bool "choice 0" + +config BOOL_CHOICE1 + bool "choice 1" + +endchoice + +choice + prompt "optional boolean choice" + optional + default OPT_BOOL_CHOICE1 + +config OPT_BOOL_CHOICE0 + bool "choice 0" + +config OPT_BOOL_CHOICE1 + bool "choice 1" + +endchoice + +choice + prompt "tristate choice" + default TRI_CHOICE1 + +config TRI_CHOICE0 + tristate "choice 0" + +config TRI_CHOICE1 + tristate "choice 1" + +endchoice + +choice + prompt "optional tristate choice" + optional + default OPT_TRI_CHOICE1 + +config OPT_TRI_CHOICE0 + tristate "choice 0" + +config OPT_TRI_CHOICE1 + tristate "choice 1" + +endchoice diff --git a/scripts/kconfig/tests/choice/__init__.py b/scripts/kconfig/tests/choice/__init__.py new file mode 100644 index 000000000..4318fce05 --- /dev/null +++ b/scripts/kconfig/tests/choice/__init__.py @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Basic choice tests. + +The handling of 'choice' is a bit complicated part in Kconfig. + +The behavior of 'y' choice is intuitive. If choice values are tristate, +the choice can be 'm' where each value can be enabled independently. +Also, if a choice is marked as 'optional', the whole choice can be +invisible. +""" + + +def test_oldask0(conf): + assert conf.oldaskconfig() == 0 + assert conf.stdout_contains('oldask0_expected_stdout') + + +def test_oldask1(conf): + assert conf.oldaskconfig('oldask1_config') == 0 + assert conf.stdout_contains('oldask1_expected_stdout') + + +def test_allyes(conf): + assert conf.allyesconfig() == 0 + assert conf.config_contains('allyes_expected_config') + + +def test_allmod(conf): + assert conf.allmodconfig() == 0 + assert conf.config_contains('allmod_expected_config') + + +def test_allno(conf): + assert conf.allnoconfig() == 0 + assert conf.config_contains('allno_expected_config') + + +def test_alldef(conf): + assert conf.alldefconfig() == 0 + assert conf.config_contains('alldef_expected_config') diff --git a/scripts/kconfig/tests/choice/alldef_expected_config b/scripts/kconfig/tests/choice/alldef_expected_config new file mode 100644 index 000000000..7a754bf4b --- /dev/null +++ b/scripts/kconfig/tests/choice/alldef_expected_config @@ -0,0 +1,5 @@ +CONFIG_MODULES=y +# CONFIG_BOOL_CHOICE0 is not set +CONFIG_BOOL_CHOICE1=y +# CONFIG_TRI_CHOICE0 is not set +# CONFIG_TRI_CHOICE1 is not set diff --git a/scripts/kconfig/tests/choice/allmod_expected_config b/scripts/kconfig/tests/choice/allmod_expected_config new file mode 100644 index 000000000..f1f5dcdb7 --- /dev/null +++ b/scripts/kconfig/tests/choice/allmod_expected_config @@ -0,0 +1,9 @@ +CONFIG_MODULES=y +# CONFIG_BOOL_CHOICE0 is not set +CONFIG_BOOL_CHOICE1=y +# CONFIG_OPT_BOOL_CHOICE0 is not set +CONFIG_OPT_BOOL_CHOICE1=y +CONFIG_TRI_CHOICE0=m +CONFIG_TRI_CHOICE1=m +CONFIG_OPT_TRI_CHOICE0=m +CONFIG_OPT_TRI_CHOICE1=m diff --git a/scripts/kconfig/tests/choice/allno_expected_config b/scripts/kconfig/tests/choice/allno_expected_config new file mode 100644 index 000000000..b88ee7a43 --- /dev/null +++ b/scripts/kconfig/tests/choice/allno_expected_config @@ -0,0 +1,5 @@ +# CONFIG_MODULES is not set +# CONFIG_BOOL_CHOICE0 is not set +CONFIG_BOOL_CHOICE1=y +# CONFIG_TRI_CHOICE0 is not set +CONFIG_TRI_CHOICE1=y diff --git a/scripts/kconfig/tests/choice/allyes_expected_config b/scripts/kconfig/tests/choice/allyes_expected_config new file mode 100644 index 000000000..e5a062a11 --- /dev/null +++ b/scripts/kconfig/tests/choice/allyes_expected_config @@ -0,0 +1,9 @@ +CONFIG_MODULES=y +# CONFIG_BOOL_CHOICE0 is not set +CONFIG_BOOL_CHOICE1=y +# CONFIG_OPT_BOOL_CHOICE0 is not set +CONFIG_OPT_BOOL_CHOICE1=y +# CONFIG_TRI_CHOICE0 is not set +CONFIG_TRI_CHOICE1=y +# CONFIG_OPT_TRI_CHOICE0 is not set +CONFIG_OPT_TRI_CHOICE1=y diff --git a/scripts/kconfig/tests/choice/oldask0_expected_stdout b/scripts/kconfig/tests/choice/oldask0_expected_stdout new file mode 100644 index 000000000..b251bba96 --- /dev/null +++ b/scripts/kconfig/tests/choice/oldask0_expected_stdout @@ -0,0 +1,10 @@ +Enable loadable module support (MODULES) [Y/n/?] (NEW) +boolean choice + 1. choice 0 (BOOL_CHOICE0) (NEW) +> 2. choice 1 (BOOL_CHOICE1) (NEW) +choice[1-2?]: +optional boolean choice [N/y/?] (NEW) +tristate choice [M/y/?] (NEW) + choice 0 (TRI_CHOICE0) [N/m/?] (NEW) + choice 1 (TRI_CHOICE1) [N/m/?] (NEW) +optional tristate choice [N/m/y/?] (NEW) diff --git a/scripts/kconfig/tests/choice/oldask1_config b/scripts/kconfig/tests/choice/oldask1_config new file mode 100644 index 000000000..b67bfe3c6 --- /dev/null +++ b/scripts/kconfig/tests/choice/oldask1_config @@ -0,0 +1,2 @@ +# CONFIG_MODULES is not set +CONFIG_OPT_BOOL_CHOICE0=y diff --git a/scripts/kconfig/tests/choice/oldask1_expected_stdout b/scripts/kconfig/tests/choice/oldask1_expected_stdout new file mode 100644 index 000000000..c2125e9bf --- /dev/null +++ b/scripts/kconfig/tests/choice/oldask1_expected_stdout @@ -0,0 +1,15 @@ +Enable loadable module support (MODULES) [N/y/?] +boolean choice + 1. choice 0 (BOOL_CHOICE0) (NEW) +> 2. choice 1 (BOOL_CHOICE1) (NEW) +choice[1-2?]: +optional boolean choice [Y/n/?] (NEW) +optional boolean choice +> 1. choice 0 (OPT_BOOL_CHOICE0) + 2. choice 1 (OPT_BOOL_CHOICE1) (NEW) +choice[1-2?]: +tristate choice + 1. choice 0 (TRI_CHOICE0) (NEW) +> 2. choice 1 (TRI_CHOICE1) (NEW) +choice[1-2?]: +optional tristate choice [N/y/?] diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig b/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig new file mode 100644 index 000000000..7106c26bb --- /dev/null +++ b/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig @@ -0,0 +1,21 @@ +# SPDX-License-Identifier: GPL-2.0 + +config MODULES + def_bool y + option modules + +config DEP + tristate + default m + +choice + prompt "Tristate Choice" + +config CHOICE0 + tristate "Choice 0" + +config CHOICE1 + tristate "Choice 1" + depends on DEP + +endchoice diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/__init__.py b/scripts/kconfig/tests/choice_value_with_m_dep/__init__.py new file mode 100644 index 000000000..075b4e086 --- /dev/null +++ b/scripts/kconfig/tests/choice_value_with_m_dep/__init__.py @@ -0,0 +1,16 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Hide tristate choice values with mod dependency in y choice. + +If tristate choice values depend on symbols set to 'm', they should be +hidden when the choice containing them is changed from 'm' to 'y' +(i.e. exclusive choice). + +Related Linux commit: fa64e5f6a35efd5e77d639125d973077ca506074 +""" + + +def test(conf): + assert conf.oldaskconfig('config', 'y') == 0 + assert conf.config_contains('expected_config') + assert conf.stdout_contains('expected_stdout') diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/config b/scripts/kconfig/tests/choice_value_with_m_dep/config new file mode 100644 index 000000000..3a126b7a2 --- /dev/null +++ b/scripts/kconfig/tests/choice_value_with_m_dep/config @@ -0,0 +1,2 @@ +CONFIG_CHOICE0=m +CONFIG_CHOICE1=m diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/expected_config b/scripts/kconfig/tests/choice_value_with_m_dep/expected_config new file mode 100644 index 000000000..4d07b4495 --- /dev/null +++ b/scripts/kconfig/tests/choice_value_with_m_dep/expected_config @@ -0,0 +1,3 @@ +CONFIG_MODULES=y +CONFIG_DEP=m +CONFIG_CHOICE0=y diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/expected_stdout b/scripts/kconfig/tests/choice_value_with_m_dep/expected_stdout new file mode 100644 index 000000000..2b50ab65c --- /dev/null +++ b/scripts/kconfig/tests/choice_value_with_m_dep/expected_stdout @@ -0,0 +1,4 @@ +Tristate Choice [M/y/?] y +Tristate Choice +> 1. Choice 0 (CHOICE0) +choice[1]: 1 diff --git a/scripts/kconfig/tests/conftest.py b/scripts/kconfig/tests/conftest.py new file mode 100644 index 000000000..0345ef6e3 --- /dev/null +++ b/scripts/kconfig/tests/conftest.py @@ -0,0 +1,291 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# Copyright (C) 2018 Masahiro Yamada <yamada.masahiro@socionext.com> +# + +""" +Kconfig unit testing framework. + +This provides fixture functions commonly used from test files. +""" + +import os +import pytest +import shutil +import subprocess +import tempfile + +CONF_PATH = os.path.abspath(os.path.join('scripts', 'kconfig', 'conf')) + + +class Conf: + """Kconfig runner and result checker. + + This class provides methods to run text-based interface of Kconfig + (scripts/kconfig/conf) and retrieve the resulted configuration, + stdout, and stderr. It also provides methods to compare those + results with expectations. + """ + + def __init__(self, request): + """Create a new Conf instance. + + request: object to introspect the requesting test module + """ + # the directory of the test being run + self._test_dir = os.path.dirname(str(request.fspath)) + + # runners + def _run_conf(self, mode, dot_config=None, out_file='.config', + interactive=False, in_keys=None, extra_env={}): + """Run text-based Kconfig executable and save the result. + + mode: input mode option (--oldaskconfig, --defconfig=<file> etc.) + dot_config: .config file to use for configuration base + out_file: file name to contain the output config data + interactive: flag to specify the interactive mode + in_keys: key inputs for interactive modes + extra_env: additional environments + returncode: exit status of the Kconfig executable + """ + command = [CONF_PATH, mode, 'Kconfig'] + + # Override 'srctree' environment to make the test as the top directory + extra_env['srctree'] = self._test_dir + + # Run Kconfig in a temporary directory. + # This directory is automatically removed when done. + with tempfile.TemporaryDirectory() as temp_dir: + + # if .config is given, copy it to the working directory + if dot_config: + shutil.copyfile(os.path.join(self._test_dir, dot_config), + os.path.join(temp_dir, '.config')) + + ps = subprocess.Popen(command, + stdin=subprocess.PIPE, + stdout=subprocess.PIPE, + stderr=subprocess.PIPE, + cwd=temp_dir, + env=dict(os.environ, **extra_env)) + + # If input key sequence is given, feed it to stdin. + if in_keys: + ps.stdin.write(in_keys.encode('utf-8')) + + while ps.poll() is None: + # For interactive modes such as oldaskconfig, oldconfig, + # send 'Enter' key until the program finishes. + if interactive: + ps.stdin.write(b'\n') + + self.retcode = ps.returncode + self.stdout = ps.stdout.read().decode() + self.stderr = ps.stderr.read().decode() + + # Retrieve the resulted config data only when .config is supposed + # to exist. If the command fails, the .config does not exist. + # 'listnewconfig' does not produce .config in the first place. + if self.retcode == 0 and out_file: + with open(os.path.join(temp_dir, out_file)) as f: + self.config = f.read() + else: + self.config = None + + # Logging: + # Pytest captures the following information by default. In failure + # of tests, the captured log will be displayed. This will be useful to + # figure out what has happened. + + print("[command]\n{}\n".format(' '.join(command))) + + print("[retcode]\n{}\n".format(self.retcode)) + + print("[stdout]") + print(self.stdout) + + print("[stderr]") + print(self.stderr) + + if self.config is not None: + print("[output for '{}']".format(out_file)) + print(self.config) + + return self.retcode + + def oldaskconfig(self, dot_config=None, in_keys=None): + """Run oldaskconfig. + + dot_config: .config file to use for configuration base (optional) + in_key: key inputs (optional) + returncode: exit status of the Kconfig executable + """ + return self._run_conf('--oldaskconfig', dot_config=dot_config, + interactive=True, in_keys=in_keys) + + def oldconfig(self, dot_config=None, in_keys=None): + """Run oldconfig. + + dot_config: .config file to use for configuration base (optional) + in_key: key inputs (optional) + returncode: exit status of the Kconfig executable + """ + return self._run_conf('--oldconfig', dot_config=dot_config, + interactive=True, in_keys=in_keys) + + def olddefconfig(self, dot_config=None): + """Run olddefconfig. + + dot_config: .config file to use for configuration base (optional) + returncode: exit status of the Kconfig executable + """ + return self._run_conf('--olddefconfig', dot_config=dot_config) + + def defconfig(self, defconfig): + """Run defconfig. + + defconfig: defconfig file for input + returncode: exit status of the Kconfig executable + """ + defconfig_path = os.path.join(self._test_dir, defconfig) + return self._run_conf('--defconfig={}'.format(defconfig_path)) + + def _allconfig(self, mode, all_config): + if all_config: + all_config_path = os.path.join(self._test_dir, all_config) + extra_env = {'KCONFIG_ALLCONFIG': all_config_path} + else: + extra_env = {} + + return self._run_conf('--{}config'.format(mode), extra_env=extra_env) + + def allyesconfig(self, all_config=None): + """Run allyesconfig. + + all_config: fragment config file for KCONFIG_ALLCONFIG (optional) + returncode: exit status of the Kconfig executable + """ + return self._allconfig('allyes', all_config) + + def allmodconfig(self, all_config=None): + """Run allmodconfig. + + all_config: fragment config file for KCONFIG_ALLCONFIG (optional) + returncode: exit status of the Kconfig executable + """ + return self._allconfig('allmod', all_config) + + def allnoconfig(self, all_config=None): + """Run allnoconfig. + + all_config: fragment config file for KCONFIG_ALLCONFIG (optional) + returncode: exit status of the Kconfig executable + """ + return self._allconfig('allno', all_config) + + def alldefconfig(self, all_config=None): + """Run alldefconfig. + + all_config: fragment config file for KCONFIG_ALLCONFIG (optional) + returncode: exit status of the Kconfig executable + """ + return self._allconfig('alldef', all_config) + + def randconfig(self, all_config=None): + """Run randconfig. + + all_config: fragment config file for KCONFIG_ALLCONFIG (optional) + returncode: exit status of the Kconfig executable + """ + return self._allconfig('rand', all_config) + + def savedefconfig(self, dot_config): + """Run savedefconfig. + + dot_config: .config file for input + returncode: exit status of the Kconfig executable + """ + return self._run_conf('--savedefconfig', out_file='defconfig') + + def listnewconfig(self, dot_config=None): + """Run listnewconfig. + + dot_config: .config file to use for configuration base (optional) + returncode: exit status of the Kconfig executable + """ + return self._run_conf('--listnewconfig', dot_config=dot_config, + out_file=None) + + # checkers + def _read_and_compare(self, compare, expected): + """Compare the result with expectation. + + compare: function to compare the result with expectation + expected: file that contains the expected data + """ + with open(os.path.join(self._test_dir, expected)) as f: + expected_data = f.read() + return compare(self, expected_data) + + def _contains(self, attr, expected): + return self._read_and_compare( + lambda s, e: getattr(s, attr).find(e) >= 0, + expected) + + def _matches(self, attr, expected): + return self._read_and_compare(lambda s, e: getattr(s, attr) == e, + expected) + + def config_contains(self, expected): + """Check if resulted configuration contains expected data. + + expected: file that contains the expected data + returncode: True if result contains the expected data, False otherwise + """ + return self._contains('config', expected) + + def config_matches(self, expected): + """Check if resulted configuration exactly matches expected data. + + expected: file that contains the expected data + returncode: True if result matches the expected data, False otherwise + """ + return self._matches('config', expected) + + def stdout_contains(self, expected): + """Check if resulted stdout contains expected data. + + expected: file that contains the expected data + returncode: True if result contains the expected data, False otherwise + """ + return self._contains('stdout', expected) + + def stdout_matches(self, expected): + """Check if resulted stdout exactly matches expected data. + + expected: file that contains the expected data + returncode: True if result matches the expected data, False otherwise + """ + return self._matches('stdout', expected) + + def stderr_contains(self, expected): + """Check if resulted stderr contains expected data. + + expected: file that contains the expected data + returncode: True if result contains the expected data, False otherwise + """ + return self._contains('stderr', expected) + + def stderr_matches(self, expected): + """Check if resulted stderr exactly matches expected data. + + expected: file that contains the expected data + returncode: True if result matches the expected data, False otherwise + """ + return self._matches('stderr', expected) + + +@pytest.fixture(scope="module") +def conf(request): + """Create a Conf instance and provide it to test functions.""" + return Conf(request) diff --git a/scripts/kconfig/tests/err_recursive_dep/Kconfig b/scripts/kconfig/tests/err_recursive_dep/Kconfig new file mode 100644 index 000000000..ebdb3ffd8 --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_dep/Kconfig @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: GPL-2.0 + +# depends on itself + +config A + bool "A" + depends on A + +# select itself + +config B + bool + select B + +# depends on each other + +config C1 + bool "C1" + depends on C2 + +config C2 + bool "C2" + depends on C1 + +# depends on and select + +config D1 + bool "D1" + depends on D2 + select D2 + +config D2 + bool + +# depends on and imply + +config E1 + bool "E1" + depends on E2 + imply E2 + +config E2 + bool "E2" + +# property + +config F1 + bool "F1" + default F2 + +config F2 + bool "F2" + depends on F1 + +# menu + +menu "menu depending on its content" + depends on G + +config G + bool "G" + +endmenu diff --git a/scripts/kconfig/tests/err_recursive_dep/__init__.py b/scripts/kconfig/tests/err_recursive_dep/__init__.py new file mode 100644 index 000000000..5f3821b43 --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_dep/__init__.py @@ -0,0 +1,10 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Detect recursive dependency error. + +Recursive dependency should be treated as an error. +""" + +def test(conf): + assert conf.oldaskconfig() == 1 + assert conf.stderr_contains('expected_stderr') diff --git a/scripts/kconfig/tests/err_recursive_dep/expected_stderr b/scripts/kconfig/tests/err_recursive_dep/expected_stderr new file mode 100644 index 000000000..c9f4abf9a --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_dep/expected_stderr @@ -0,0 +1,38 @@ +Kconfig:11:error: recursive dependency detected! +Kconfig:11: symbol B is selected by B +For a resolution refer to Documentation/kbuild/kconfig-language.rst +subsection "Kconfig recursive dependency limitations" + +Kconfig:5:error: recursive dependency detected! +Kconfig:5: symbol A depends on A +For a resolution refer to Documentation/kbuild/kconfig-language.rst +subsection "Kconfig recursive dependency limitations" + +Kconfig:17:error: recursive dependency detected! +Kconfig:17: symbol C1 depends on C2 +Kconfig:21: symbol C2 depends on C1 +For a resolution refer to Documentation/kbuild/kconfig-language.rst +subsection "Kconfig recursive dependency limitations" + +Kconfig:32:error: recursive dependency detected! +Kconfig:32: symbol D2 is selected by D1 +Kconfig:27: symbol D1 depends on D2 +For a resolution refer to Documentation/kbuild/kconfig-language.rst +subsection "Kconfig recursive dependency limitations" + +Kconfig:37:error: recursive dependency detected! +Kconfig:37: symbol E1 depends on E2 +Kconfig:42: symbol E2 is implied by E1 +For a resolution refer to Documentation/kbuild/kconfig-language.rst +subsection "Kconfig recursive dependency limitations" + +Kconfig:60:error: recursive dependency detected! +Kconfig:60: symbol G depends on G +For a resolution refer to Documentation/kbuild/kconfig-language.rst +subsection "Kconfig recursive dependency limitations" + +Kconfig:51:error: recursive dependency detected! +Kconfig:51: symbol F2 depends on F1 +Kconfig:49: symbol F1 default value contains F2 +For a resolution refer to Documentation/kbuild/kconfig-language.rst +subsection "Kconfig recursive dependency limitations" diff --git a/scripts/kconfig/tests/err_recursive_inc/Kconfig b/scripts/kconfig/tests/err_recursive_inc/Kconfig new file mode 100644 index 000000000..c6f4adec7 --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_inc/Kconfig @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only +source "Kconfig.inc1" diff --git a/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc1 b/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc1 new file mode 100644 index 000000000..01cbf0d69 --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc1 @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0-only + + + +source "Kconfig.inc2" diff --git a/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc2 b/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc2 new file mode 100644 index 000000000..82351075a --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc2 @@ -0,0 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only + + +source "Kconfig.inc3" diff --git a/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc3 b/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc3 new file mode 100644 index 000000000..c6f4adec7 --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_inc/Kconfig.inc3 @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only +source "Kconfig.inc1" diff --git a/scripts/kconfig/tests/err_recursive_inc/__init__.py b/scripts/kconfig/tests/err_recursive_inc/__init__.py new file mode 100644 index 000000000..27aa1895a --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_inc/__init__.py @@ -0,0 +1,11 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Detect recursive inclusion error. + +If recursive inclusion is detected, it should fail with error messages. +""" + + +def test(conf): + assert conf.oldaskconfig() != 0 + assert conf.stderr_contains('expected_stderr') diff --git a/scripts/kconfig/tests/err_recursive_inc/expected_stderr b/scripts/kconfig/tests/err_recursive_inc/expected_stderr new file mode 100644 index 000000000..b070a31fd --- /dev/null +++ b/scripts/kconfig/tests/err_recursive_inc/expected_stderr @@ -0,0 +1,6 @@ +Recursive inclusion detected. +Inclusion path: + current file : Kconfig.inc1 + included from: Kconfig.inc3:2 + included from: Kconfig.inc2:4 + included from: Kconfig.inc1:5 diff --git a/scripts/kconfig/tests/inter_choice/Kconfig b/scripts/kconfig/tests/inter_choice/Kconfig new file mode 100644 index 000000000..5698a4018 --- /dev/null +++ b/scripts/kconfig/tests/inter_choice/Kconfig @@ -0,0 +1,25 @@ +# SPDX-License-Identifier: GPL-2.0 + +config MODULES + def_bool y + option modules + +choice + prompt "Choice" + +config CHOICE_VAL0 + tristate "Choice 0" + +config CHOIVE_VAL1 + tristate "Choice 1" + +endchoice + +choice + prompt "Another choice" + depends on CHOICE_VAL0 + +config DUMMY + bool "dummy" + +endchoice diff --git a/scripts/kconfig/tests/inter_choice/__init__.py b/scripts/kconfig/tests/inter_choice/__init__.py new file mode 100644 index 000000000..ffea6b114 --- /dev/null +++ b/scripts/kconfig/tests/inter_choice/__init__.py @@ -0,0 +1,15 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Do not affect user-assigned choice value by another choice. + +Handling of state flags for choices is complecated. In old days, +the defconfig result of a choice could be affected by another choice +if those choices interact by 'depends on', 'select', etc. + +Related Linux commit: fbe98bb9ed3dae23e320c6b113e35f129538d14a +""" + + +def test(conf): + assert conf.defconfig('defconfig') == 0 + assert conf.config_contains('expected_config') diff --git a/scripts/kconfig/tests/inter_choice/defconfig b/scripts/kconfig/tests/inter_choice/defconfig new file mode 100644 index 000000000..162c4148e --- /dev/null +++ b/scripts/kconfig/tests/inter_choice/defconfig @@ -0,0 +1 @@ +CONFIG_CHOICE_VAL0=y diff --git a/scripts/kconfig/tests/inter_choice/expected_config b/scripts/kconfig/tests/inter_choice/expected_config new file mode 100644 index 000000000..5dceefb05 --- /dev/null +++ b/scripts/kconfig/tests/inter_choice/expected_config @@ -0,0 +1,4 @@ +CONFIG_MODULES=y +CONFIG_CHOICE_VAL0=y +# CONFIG_CHOIVE_VAL1 is not set +CONFIG_DUMMY=y diff --git a/scripts/kconfig/tests/new_choice_with_dep/Kconfig b/scripts/kconfig/tests/new_choice_with_dep/Kconfig new file mode 100644 index 000000000..127731c04 --- /dev/null +++ b/scripts/kconfig/tests/new_choice_with_dep/Kconfig @@ -0,0 +1,39 @@ +# SPDX-License-Identifier: GPL-2.0 + +config A + bool "A" + help + This is a new symbol. + +choice + prompt "Choice ?" + depends on A + help + "depends on A" has been newly added. + +config CHOICE_B + bool "Choice B" + +config CHOICE_C + bool "Choice C" + help + This is a new symbol, so should be asked. + +endchoice + +choice + prompt "Choice2 ?" + +config CHOICE_D + bool "Choice D" + +config CHOICE_E + bool "Choice E" + +config CHOICE_F + bool "Choice F" + depends on A + help + This is a new symbol, so should be asked. + +endchoice diff --git a/scripts/kconfig/tests/new_choice_with_dep/__init__.py b/scripts/kconfig/tests/new_choice_with_dep/__init__.py new file mode 100644 index 000000000..fe9d32253 --- /dev/null +++ b/scripts/kconfig/tests/new_choice_with_dep/__init__.py @@ -0,0 +1,15 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Ask new choice values when they become visible. + +If new choice values are added with new dependency, and they become +visible during user configuration, oldconfig should recognize them +as (NEW), and ask the user for choice. + +Related Linux commit: 5d09598d488f081e3be23f885ed65cbbe2d073b5 +""" + + +def test(conf): + assert conf.oldconfig('config', 'y') == 0 + assert conf.stdout_contains('expected_stdout') diff --git a/scripts/kconfig/tests/new_choice_with_dep/config b/scripts/kconfig/tests/new_choice_with_dep/config new file mode 100644 index 000000000..47ef95d56 --- /dev/null +++ b/scripts/kconfig/tests/new_choice_with_dep/config @@ -0,0 +1,3 @@ +CONFIG_CHOICE_B=y +# CONFIG_CHOICE_D is not set +CONFIG_CHOICE_E=y diff --git a/scripts/kconfig/tests/new_choice_with_dep/expected_stdout b/scripts/kconfig/tests/new_choice_with_dep/expected_stdout new file mode 100644 index 000000000..74dc0bcb2 --- /dev/null +++ b/scripts/kconfig/tests/new_choice_with_dep/expected_stdout @@ -0,0 +1,10 @@ +A (A) [N/y/?] (NEW) y + Choice ? + > 1. Choice B (CHOICE_B) + 2. Choice C (CHOICE_C) (NEW) + choice[1-2?]: +Choice2 ? + 1. Choice D (CHOICE_D) +> 2. Choice E (CHOICE_E) + 3. Choice F (CHOICE_F) (NEW) +choice[1-3?]: diff --git a/scripts/kconfig/tests/no_write_if_dep_unmet/Kconfig b/scripts/kconfig/tests/no_write_if_dep_unmet/Kconfig new file mode 100644 index 000000000..4767aab6d --- /dev/null +++ b/scripts/kconfig/tests/no_write_if_dep_unmet/Kconfig @@ -0,0 +1,16 @@ +# SPDX-License-Identifier: GPL-2.0 + +config A + bool "A" + +choice + prompt "Choice ?" + depends on A + +config CHOICE_B + bool "Choice B" + +config CHOICE_C + bool "Choice C" + +endchoice diff --git a/scripts/kconfig/tests/no_write_if_dep_unmet/__init__.py b/scripts/kconfig/tests/no_write_if_dep_unmet/__init__.py new file mode 100644 index 000000000..ffd469d1f --- /dev/null +++ b/scripts/kconfig/tests/no_write_if_dep_unmet/__init__.py @@ -0,0 +1,20 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Do not write choice values to .config if the dependency is unmet. + +"# CONFIG_... is not set" should not be written into the .config file +for symbols with unmet dependency. + +This was not working correctly for choice values because choice needs +a bit different symbol computation. + +This checks that no unneeded "# COFIG_... is not set" is contained in +the .config file. + +Related Linux commit: cb67ab2cd2b8abd9650292c986c79901e3073a59 +""" + + +def test(conf): + assert conf.oldaskconfig('config', 'n') == 0 + assert conf.config_matches('expected_config') diff --git a/scripts/kconfig/tests/no_write_if_dep_unmet/config b/scripts/kconfig/tests/no_write_if_dep_unmet/config new file mode 100644 index 000000000..abd280e2f --- /dev/null +++ b/scripts/kconfig/tests/no_write_if_dep_unmet/config @@ -0,0 +1 @@ +CONFIG_A=y diff --git a/scripts/kconfig/tests/no_write_if_dep_unmet/expected_config b/scripts/kconfig/tests/no_write_if_dep_unmet/expected_config new file mode 100644 index 000000000..473228810 --- /dev/null +++ b/scripts/kconfig/tests/no_write_if_dep_unmet/expected_config @@ -0,0 +1,5 @@ +# +# Automatically generated file; DO NOT EDIT. +# Main menu +# +# CONFIG_A is not set diff --git a/scripts/kconfig/tests/preprocess/builtin_func/Kconfig b/scripts/kconfig/tests/preprocess/builtin_func/Kconfig new file mode 100644 index 000000000..baa328827 --- /dev/null +++ b/scripts/kconfig/tests/preprocess/builtin_func/Kconfig @@ -0,0 +1,27 @@ +# SPDX-License-Identifier: GPL-2.0 + +# 'info' prints the argument to stdout. +$(info,hello world 0) + +# 'warning-if', if the first argument is y, sends the second argument to stderr, +# and the message is prefixed with the current file name and line number. +$(warning-if,y,hello world 1) + +# 'error-if' is similar, but it terminates the parsing immediately. +# The following is just no-op since the first argument is not y. +$(error-if,n,this should not be printed) + +# Shorthand +warning = $(warning-if,y,$(1)) + +# 'shell' executes a command, and returns its stdout. +$(warning,$(shell,echo hello world 3)) + +# Every newline in the output is replaced with a space, +# but any trailing newlines are deleted. +$(warning,$(shell,printf 'hello\nworld\n\n4\n\n\n')) + +# 'filename' is expanded to the currently parsed file name, +# 'lineno' to the line number. +$(warning,filename=$(filename)) +$(warning,lineno=$(lineno)) diff --git a/scripts/kconfig/tests/preprocess/builtin_func/__init__.py b/scripts/kconfig/tests/preprocess/builtin_func/__init__.py new file mode 100644 index 000000000..2e53ba08f --- /dev/null +++ b/scripts/kconfig/tests/preprocess/builtin_func/__init__.py @@ -0,0 +1,9 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Built-in function tests. +""" + +def test(conf): + assert conf.oldaskconfig() == 0 + assert conf.stdout_contains('expected_stdout') + assert conf.stderr_matches('expected_stderr') diff --git a/scripts/kconfig/tests/preprocess/builtin_func/expected_stderr b/scripts/kconfig/tests/preprocess/builtin_func/expected_stderr new file mode 100644 index 000000000..33ea9ca38 --- /dev/null +++ b/scripts/kconfig/tests/preprocess/builtin_func/expected_stderr @@ -0,0 +1,5 @@ +Kconfig:8: hello world 1 +Kconfig:18: hello world 3 +Kconfig:22: hello world 4 +Kconfig:26: filename=Kconfig +Kconfig:27: lineno=27 diff --git a/scripts/kconfig/tests/preprocess/builtin_func/expected_stdout b/scripts/kconfig/tests/preprocess/builtin_func/expected_stdout new file mode 100644 index 000000000..82de3a7e9 --- /dev/null +++ b/scripts/kconfig/tests/preprocess/builtin_func/expected_stdout @@ -0,0 +1 @@ +hello world 0 diff --git a/scripts/kconfig/tests/preprocess/circular_expansion/Kconfig b/scripts/kconfig/tests/preprocess/circular_expansion/Kconfig new file mode 100644 index 000000000..6838997c2 --- /dev/null +++ b/scripts/kconfig/tests/preprocess/circular_expansion/Kconfig @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 + +X = $(Y) +Y = $(X) +$(info $(X)) diff --git a/scripts/kconfig/tests/preprocess/circular_expansion/__init__.py b/scripts/kconfig/tests/preprocess/circular_expansion/__init__.py new file mode 100644 index 000000000..419bda3e0 --- /dev/null +++ b/scripts/kconfig/tests/preprocess/circular_expansion/__init__.py @@ -0,0 +1,11 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Detect circular variable expansion. + +If a recursively expanded variable references itself (eventually), +it should fail with an error message. +""" + +def test(conf): + assert conf.oldaskconfig() != 0 + assert conf.stderr_matches('expected_stderr') diff --git a/scripts/kconfig/tests/preprocess/circular_expansion/expected_stderr b/scripts/kconfig/tests/preprocess/circular_expansion/expected_stderr new file mode 100644 index 000000000..cde68fa98 --- /dev/null +++ b/scripts/kconfig/tests/preprocess/circular_expansion/expected_stderr @@ -0,0 +1 @@ +Kconfig:5: Recursive variable 'X' references itself (eventually) diff --git a/scripts/kconfig/tests/preprocess/escape/Kconfig b/scripts/kconfig/tests/preprocess/escape/Kconfig new file mode 100644 index 000000000..4e3f44445 --- /dev/null +++ b/scripts/kconfig/tests/preprocess/escape/Kconfig @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: GPL-2.0 + +# Shorthand +warning = $(warning-if,y,$(1)) + +# You can not pass commas directly to a function since they are treated as +# delimiters. You can use the following trick to do so. +comma := , +$(warning,hello$(comma) world) + +# Like Make, single quotes, double quotes, spaces are treated verbatim. +# The following prints the text as-is. +$(warning, ' " '" ' ''' "'") + +# Unlike Make, '$' has special meaning only when it is followed by '('. +# No need to escape '$' itself. +$(warning,$) +$(warning,$$) +$ := 1 +$(warning,$($)) + +# You need a trick to escape '$' followed by '(' +# The following should print "$(X)". It should not be expanded further. +dollar := $ +$(warning,$(dollar)(X)) + +# You need a trick to treat unbalanced parentheses. +# The following should print "(". +left_paren := ( +$(warning,$(left_paren)) + +# A simple expanded should not be expanded multiple times. +# The following should print "$(X)". It should not be expanded further. +Y := $(dollar)(X) +$(warning,$(Y)) + +# The following should print "$(X)" as well. +Y = $(dollar)(X) +$(warning,$(Y)) + +# The following should print "$(". +# It should not be emit "unterminated reference" error. +unterminated := $(dollar)( +$(warning,$(unterminated)) diff --git a/scripts/kconfig/tests/preprocess/escape/__init__.py b/scripts/kconfig/tests/preprocess/escape/__init__.py new file mode 100644 index 000000000..7ee8e747f --- /dev/null +++ b/scripts/kconfig/tests/preprocess/escape/__init__.py @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Escape sequence tests. +""" + +def test(conf): + assert conf.oldaskconfig() == 0 + assert conf.stderr_matches('expected_stderr') diff --git a/scripts/kconfig/tests/preprocess/escape/expected_stderr b/scripts/kconfig/tests/preprocess/escape/expected_stderr new file mode 100644 index 000000000..1c00957dd --- /dev/null +++ b/scripts/kconfig/tests/preprocess/escape/expected_stderr @@ -0,0 +1,10 @@ +Kconfig:9: hello, world +Kconfig:13: ' " '" ' ''' "'" +Kconfig:17: $ +Kconfig:18: $$ +Kconfig:20: 1 +Kconfig:25: $(X) +Kconfig:30: ( +Kconfig:35: $(X) +Kconfig:39: $(X) +Kconfig:44: $( diff --git a/scripts/kconfig/tests/preprocess/variable/Kconfig b/scripts/kconfig/tests/preprocess/variable/Kconfig new file mode 100644 index 000000000..9ce2f95cb --- /dev/null +++ b/scripts/kconfig/tests/preprocess/variable/Kconfig @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: GPL-2.0 + +# Shorthand +warning = $(warning-if,y,$(1)) + +# Simply expanded variable. +X := 1 +SIMPLE := $(X) +X := 2 +$(warning,SIMPLE = $(SIMPLE)) + +# Recursively expanded variable. +X := 1 +RECURSIVE = $(X) +X := 2 +$(warning,RECURSIVE = $(RECURSIVE)) + +# Append something to a simply expanded variable. +Y := 3 +SIMPLE += $(Y) +Y := 4 +$(warning,SIMPLE = $(SIMPLE)) + +# Append something to a recursively expanded variable. +Y := 3 +RECURSIVE += $(Y) +Y := 4 +$(warning,RECURSIVE = $(RECURSIVE)) + +# Use += operator to an undefined variable. +# This works as a recursively expanded variable. +Y := 3 +UNDEFINED_VARIABLE += $(Y) +Y := 4 +$(warning,UNDEFINED_VARIABLE = $(UNDEFINED_VARIABLE)) + +# You can use variable references for the lefthand side of assignment statement. +X := A +Y := B +$(X)$(Y) := 5 +$(warning,AB = $(AB)) + +# User-defined function. +greeting = $(1), my name is $(2). +$(warning,$(greeting,Hello,John)) + +# The number of arguments is not checked for user-defined functions. +# If some arguments are optional, it is useful to pass fewer parameters. +# $(2) will be blank in this case. +$(warning,$(greeting,Hello)) + +# Unreferenced parameters are just ignored. +$(warning,$(greeting,Hello,John,ignored,ignored)) diff --git a/scripts/kconfig/tests/preprocess/variable/__init__.py b/scripts/kconfig/tests/preprocess/variable/__init__.py new file mode 100644 index 000000000..e88b1708d --- /dev/null +++ b/scripts/kconfig/tests/preprocess/variable/__init__.py @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0 +""" +Variable and user-defined function tests. +""" + +def test(conf): + assert conf.oldaskconfig() == 0 + assert conf.stderr_matches('expected_stderr') diff --git a/scripts/kconfig/tests/preprocess/variable/expected_stderr b/scripts/kconfig/tests/preprocess/variable/expected_stderr new file mode 100644 index 000000000..a4841c3fd --- /dev/null +++ b/scripts/kconfig/tests/preprocess/variable/expected_stderr @@ -0,0 +1,9 @@ +Kconfig:10: SIMPLE = 1 +Kconfig:16: RECURSIVE = 2 +Kconfig:22: SIMPLE = 1 3 +Kconfig:28: RECURSIVE = 2 4 +Kconfig:35: UNDEFINED_VARIABLE = 4 +Kconfig:41: AB = 5 +Kconfig:45: Hello, my name is John. +Kconfig:50: Hello, my name is . +Kconfig:53: Hello, my name is John. diff --git a/scripts/kconfig/tests/pytest.ini b/scripts/kconfig/tests/pytest.ini new file mode 100644 index 000000000..85d7ce8e4 --- /dev/null +++ b/scripts/kconfig/tests/pytest.ini @@ -0,0 +1,7 @@ +[pytest] +addopts = --verbose + +# Pytest requires that test files have unique names, because pytest imports +# them as top-level modules. It is silly to prefix or suffix a test file with +# the directory name that contains it. Use __init__.py for all test files. +python_files = __init__.py diff --git a/scripts/kconfig/util.c b/scripts/kconfig/util.c new file mode 100644 index 000000000..29585394d --- /dev/null +++ b/scripts/kconfig/util.c @@ -0,0 +1,129 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2002-2005 Roman Zippel <zippel@linux-m68k.org> + * Copyright (C) 2002-2005 Sam Ravnborg <sam@ravnborg.org> + */ + +#include <stdarg.h> +#include <stdlib.h> +#include <string.h> +#include "lkc.h" + +/* file already present in list? If not add it */ +struct file *file_lookup(const char *name) +{ + struct file *file; + + for (file = file_list; file; file = file->next) { + if (!strcmp(name, file->name)) { + return file; + } + } + + file = xmalloc(sizeof(*file)); + memset(file, 0, sizeof(*file)); + file->name = xstrdup(name); + file->next = file_list; + file_list = file; + return file; +} + +/* Allocate initial growable string */ +struct gstr str_new(void) +{ + struct gstr gs; + gs.s = xmalloc(sizeof(char) * 64); + gs.len = 64; + gs.max_width = 0; + strcpy(gs.s, "\0"); + return gs; +} + +/* Free storage for growable string */ +void str_free(struct gstr *gs) +{ + if (gs->s) + free(gs->s); + gs->s = NULL; + gs->len = 0; +} + +/* Append to growable string */ +void str_append(struct gstr *gs, const char *s) +{ + size_t l; + if (s) { + l = strlen(gs->s) + strlen(s) + 1; + if (l > gs->len) { + gs->s = xrealloc(gs->s, l); + gs->len = l; + } + strcat(gs->s, s); + } +} + +/* Append printf formatted string to growable string */ +void str_printf(struct gstr *gs, const char *fmt, ...) +{ + va_list ap; + char s[10000]; /* big enough... */ + va_start(ap, fmt); + vsnprintf(s, sizeof(s), fmt, ap); + str_append(gs, s); + va_end(ap); +} + +/* Retrieve value of growable string */ +const char *str_get(struct gstr *gs) +{ + return gs->s; +} + +void *xmalloc(size_t size) +{ + void *p = malloc(size); + if (p) + return p; + fprintf(stderr, "Out of memory.\n"); + exit(1); +} + +void *xcalloc(size_t nmemb, size_t size) +{ + void *p = calloc(nmemb, size); + if (p) + return p; + fprintf(stderr, "Out of memory.\n"); + exit(1); +} + +void *xrealloc(void *p, size_t size) +{ + p = realloc(p, size); + if (p) + return p; + fprintf(stderr, "Out of memory.\n"); + exit(1); +} + +char *xstrdup(const char *s) +{ + char *p; + + p = strdup(s); + if (p) + return p; + fprintf(stderr, "Out of memory.\n"); + exit(1); +} + +char *xstrndup(const char *s, size_t n) +{ + char *p; + + p = strndup(s, n); + if (p) + return p; + fprintf(stderr, "Out of memory.\n"); + exit(1); +} |