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-rw-r--r--builtin/clean.c1105
1 files changed, 1105 insertions, 0 deletions
diff --git a/builtin/clean.c b/builtin/clean.c
new file mode 100644
index 0000000..49c224e
--- /dev/null
+++ b/builtin/clean.c
@@ -0,0 +1,1105 @@
+/*
+ * "git clean" builtin command
+ *
+ * Copyright (C) 2007 Shawn Bohrer
+ *
+ * Based on git-clean.sh by Pavel Roskin
+ */
+
+#define USE_THE_INDEX_VARIABLE
+#include "builtin.h"
+#include "abspath.h"
+#include "config.h"
+#include "dir.h"
+#include "gettext.h"
+#include "parse-options.h"
+#include "path.h"
+#include "read-cache-ll.h"
+#include "repository.h"
+#include "setup.h"
+#include "string-list.h"
+#include "quote.h"
+#include "column.h"
+#include "color.h"
+#include "pathspec.h"
+#include "help.h"
+#include "prompt.h"
+
+static int force = -1; /* unset */
+static int interactive;
+static struct string_list del_list = STRING_LIST_INIT_DUP;
+static unsigned int colopts;
+
+static const char *const builtin_clean_usage[] = {
+ N_("git clean [-d] [-f] [-i] [-n] [-q] [-e <pattern>] [-x | -X] [--] [<pathspec>...]"),
+ NULL
+};
+
+static const char *msg_remove = N_("Removing %s\n");
+static const char *msg_would_remove = N_("Would remove %s\n");
+static const char *msg_skip_git_dir = N_("Skipping repository %s\n");
+static const char *msg_would_skip_git_dir = N_("Would skip repository %s\n");
+static const char *msg_warn_remove_failed = N_("failed to remove %s");
+static const char *msg_warn_lstat_failed = N_("could not lstat %s\n");
+static const char *msg_skip_cwd = N_("Refusing to remove current working directory\n");
+static const char *msg_would_skip_cwd = N_("Would refuse to remove current working directory\n");
+
+enum color_clean {
+ CLEAN_COLOR_RESET = 0,
+ CLEAN_COLOR_PLAIN = 1,
+ CLEAN_COLOR_PROMPT = 2,
+ CLEAN_COLOR_HEADER = 3,
+ CLEAN_COLOR_HELP = 4,
+ CLEAN_COLOR_ERROR = 5
+};
+
+static const char *color_interactive_slots[] = {
+ [CLEAN_COLOR_ERROR] = "error",
+ [CLEAN_COLOR_HEADER] = "header",
+ [CLEAN_COLOR_HELP] = "help",
+ [CLEAN_COLOR_PLAIN] = "plain",
+ [CLEAN_COLOR_PROMPT] = "prompt",
+ [CLEAN_COLOR_RESET] = "reset",
+};
+
+static int clean_use_color = -1;
+static char clean_colors[][COLOR_MAXLEN] = {
+ [CLEAN_COLOR_ERROR] = GIT_COLOR_BOLD_RED,
+ [CLEAN_COLOR_HEADER] = GIT_COLOR_BOLD,
+ [CLEAN_COLOR_HELP] = GIT_COLOR_BOLD_RED,
+ [CLEAN_COLOR_PLAIN] = GIT_COLOR_NORMAL,
+ [CLEAN_COLOR_PROMPT] = GIT_COLOR_BOLD_BLUE,
+ [CLEAN_COLOR_RESET] = GIT_COLOR_RESET,
+};
+
+#define MENU_OPTS_SINGLETON 01
+#define MENU_OPTS_IMMEDIATE 02
+#define MENU_OPTS_LIST_ONLY 04
+
+struct menu_opts {
+ const char *header;
+ const char *prompt;
+ int flags;
+};
+
+#define MENU_RETURN_NO_LOOP 10
+
+struct menu_item {
+ char hotkey;
+ const char *title;
+ int selected;
+ int (*fn)(void);
+};
+
+enum menu_stuff_type {
+ MENU_STUFF_TYPE_STRING_LIST = 1,
+ MENU_STUFF_TYPE_MENU_ITEM
+};
+
+struct menu_stuff {
+ enum menu_stuff_type type;
+ int nr;
+ void *stuff;
+};
+
+define_list_config_array(color_interactive_slots);
+
+static int git_clean_config(const char *var, const char *value,
+ const struct config_context *ctx, void *cb)
+{
+ const char *slot_name;
+
+ if (starts_with(var, "column."))
+ return git_column_config(var, value, "clean", &colopts);
+
+ /* honors the color.interactive* config variables which also
+ applied in git-add--interactive and git-stash */
+ if (!strcmp(var, "color.interactive")) {
+ clean_use_color = git_config_colorbool(var, value);
+ return 0;
+ }
+ if (skip_prefix(var, "color.interactive.", &slot_name)) {
+ int slot = LOOKUP_CONFIG(color_interactive_slots, slot_name);
+ if (slot < 0)
+ return 0;
+ if (!value)
+ return config_error_nonbool(var);
+ return color_parse(value, clean_colors[slot]);
+ }
+
+ if (!strcmp(var, "clean.requireforce")) {
+ force = !git_config_bool(var, value);
+ return 0;
+ }
+
+ if (git_color_config(var, value, cb) < 0)
+ return -1;
+
+ return git_default_config(var, value, ctx, cb);
+}
+
+static const char *clean_get_color(enum color_clean ix)
+{
+ if (want_color(clean_use_color))
+ return clean_colors[ix];
+ return "";
+}
+
+static void clean_print_color(enum color_clean ix)
+{
+ printf("%s", clean_get_color(ix));
+}
+
+static int exclude_cb(const struct option *opt, const char *arg, int unset)
+{
+ struct string_list *exclude_list = opt->value;
+ BUG_ON_OPT_NEG(unset);
+ string_list_append(exclude_list, arg);
+ return 0;
+}
+
+static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
+ int dry_run, int quiet, int *dir_gone)
+{
+ DIR *dir;
+ struct strbuf quoted = STRBUF_INIT;
+ struct strbuf realpath = STRBUF_INIT;
+ struct strbuf real_ocwd = STRBUF_INIT;
+ struct dirent *e;
+ int res = 0, ret = 0, gone = 1, original_len = path->len, len;
+ struct string_list dels = STRING_LIST_INIT_DUP;
+
+ *dir_gone = 1;
+
+ if ((force_flag & REMOVE_DIR_KEEP_NESTED_GIT) &&
+ is_nonbare_repository_dir(path)) {
+ if (!quiet) {
+ quote_path(path->buf, prefix, &quoted, 0);
+ printf(dry_run ? _(msg_would_skip_git_dir) : _(msg_skip_git_dir),
+ quoted.buf);
+ }
+
+ *dir_gone = 0;
+ goto out;
+ }
+
+ dir = opendir(path->buf);
+ if (!dir) {
+ /* an empty dir could be removed even if it is unreadble */
+ res = dry_run ? 0 : rmdir(path->buf);
+ if (res) {
+ int saved_errno = errno;
+ quote_path(path->buf, prefix, &quoted, 0);
+ errno = saved_errno;
+ warning_errno(_(msg_warn_remove_failed), quoted.buf);
+ *dir_gone = 0;
+ }
+ ret = res;
+ goto out;
+ }
+
+ strbuf_complete(path, '/');
+
+ len = path->len;
+ while ((e = readdir_skip_dot_and_dotdot(dir)) != NULL) {
+ struct stat st;
+
+ strbuf_setlen(path, len);
+ strbuf_addstr(path, e->d_name);
+ if (lstat(path->buf, &st))
+ warning_errno(_(msg_warn_lstat_failed), path->buf);
+ else if (S_ISDIR(st.st_mode)) {
+ if (remove_dirs(path, prefix, force_flag, dry_run, quiet, &gone))
+ ret = 1;
+ if (gone) {
+ quote_path(path->buf, prefix, &quoted, 0);
+ string_list_append(&dels, quoted.buf);
+ } else
+ *dir_gone = 0;
+ continue;
+ } else {
+ res = dry_run ? 0 : unlink(path->buf);
+ if (!res) {
+ quote_path(path->buf, prefix, &quoted, 0);
+ string_list_append(&dels, quoted.buf);
+ } else {
+ int saved_errno = errno;
+ quote_path(path->buf, prefix, &quoted, 0);
+ errno = saved_errno;
+ warning_errno(_(msg_warn_remove_failed), quoted.buf);
+ *dir_gone = 0;
+ ret = 1;
+ }
+ continue;
+ }
+
+ /* path too long, stat fails, or non-directory still exists */
+ *dir_gone = 0;
+ ret = 1;
+ break;
+ }
+ closedir(dir);
+
+ strbuf_setlen(path, original_len);
+
+ if (*dir_gone) {
+ /*
+ * Normalize path components in path->buf, e.g. change '\' to
+ * '/' on Windows.
+ */
+ strbuf_realpath(&realpath, path->buf, 1);
+
+ /*
+ * path and realpath are absolute; for comparison, we would
+ * like to transform startup_info->original_cwd to an absolute
+ * path too.
+ */
+ if (startup_info->original_cwd)
+ strbuf_realpath(&real_ocwd,
+ startup_info->original_cwd, 1);
+
+ if (!strbuf_cmp(&realpath, &real_ocwd)) {
+ printf("%s", dry_run ? _(msg_would_skip_cwd) : _(msg_skip_cwd));
+ *dir_gone = 0;
+ } else {
+ res = dry_run ? 0 : rmdir(path->buf);
+ if (!res)
+ *dir_gone = 1;
+ else {
+ int saved_errno = errno;
+ quote_path(path->buf, prefix, &quoted, 0);
+ errno = saved_errno;
+ warning_errno(_(msg_warn_remove_failed), quoted.buf);
+ *dir_gone = 0;
+ ret = 1;
+ }
+ }
+ }
+
+ if (!*dir_gone && !quiet) {
+ int i;
+ for (i = 0; i < dels.nr; i++)
+ printf(dry_run ? _(msg_would_remove) : _(msg_remove), dels.items[i].string);
+ }
+out:
+ strbuf_release(&realpath);
+ strbuf_release(&real_ocwd);
+ strbuf_release(&quoted);
+ string_list_clear(&dels, 0);
+ return ret;
+}
+
+static void pretty_print_dels(void)
+{
+ struct string_list list = STRING_LIST_INIT_DUP;
+ struct string_list_item *item;
+ struct strbuf buf = STRBUF_INIT;
+ const char *qname;
+ struct column_options copts;
+
+ for_each_string_list_item(item, &del_list) {
+ qname = quote_path(item->string, NULL, &buf, 0);
+ string_list_append(&list, qname);
+ }
+
+ /*
+ * always enable column display, we only consult column.*
+ * about layout strategy and stuff
+ */
+ colopts = (colopts & ~COL_ENABLE_MASK) | COL_ENABLED;
+ memset(&copts, 0, sizeof(copts));
+ copts.indent = " ";
+ copts.padding = 2;
+ print_columns(&list, colopts, &copts);
+ strbuf_release(&buf);
+ string_list_clear(&list, 0);
+}
+
+static void pretty_print_menus(struct string_list *menu_list)
+{
+ unsigned int local_colopts = 0;
+ struct column_options copts;
+
+ local_colopts = COL_ENABLED | COL_ROW;
+ memset(&copts, 0, sizeof(copts));
+ copts.indent = " ";
+ copts.padding = 2;
+ print_columns(menu_list, local_colopts, &copts);
+}
+
+static void prompt_help_cmd(int singleton)
+{
+ clean_print_color(CLEAN_COLOR_HELP);
+ printf(singleton ?
+ _("Prompt help:\n"
+ "1 - select a numbered item\n"
+ "foo - select item based on unique prefix\n"
+ " - (empty) select nothing\n") :
+ _("Prompt help:\n"
+ "1 - select a single item\n"
+ "3-5 - select a range of items\n"
+ "2-3,6-9 - select multiple ranges\n"
+ "foo - select item based on unique prefix\n"
+ "-... - unselect specified items\n"
+ "* - choose all items\n"
+ " - (empty) finish selecting\n"));
+ clean_print_color(CLEAN_COLOR_RESET);
+}
+
+/*
+ * display menu stuff with number prefix and hotkey highlight
+ */
+static void print_highlight_menu_stuff(struct menu_stuff *stuff, int **chosen)
+{
+ struct string_list menu_list = STRING_LIST_INIT_DUP;
+ struct strbuf menu = STRBUF_INIT;
+ struct menu_item *menu_item;
+ struct string_list_item *string_list_item;
+ int i;
+
+ switch (stuff->type) {
+ default:
+ die("Bad type of menu_stuff when print menu");
+ case MENU_STUFF_TYPE_MENU_ITEM:
+ menu_item = (struct menu_item *)stuff->stuff;
+ for (i = 0; i < stuff->nr; i++, menu_item++) {
+ const char *p;
+ int highlighted = 0;
+
+ p = menu_item->title;
+ if ((*chosen)[i] < 0)
+ (*chosen)[i] = menu_item->selected ? 1 : 0;
+ strbuf_addf(&menu, "%s%2d: ", (*chosen)[i] ? "*" : " ", i+1);
+ for (; *p; p++) {
+ if (!highlighted && *p == menu_item->hotkey) {
+ strbuf_addstr(&menu, clean_get_color(CLEAN_COLOR_PROMPT));
+ strbuf_addch(&menu, *p);
+ strbuf_addstr(&menu, clean_get_color(CLEAN_COLOR_RESET));
+ highlighted = 1;
+ } else {
+ strbuf_addch(&menu, *p);
+ }
+ }
+ string_list_append(&menu_list, menu.buf);
+ strbuf_reset(&menu);
+ }
+ break;
+ case MENU_STUFF_TYPE_STRING_LIST:
+ i = 0;
+ for_each_string_list_item(string_list_item, (struct string_list *)stuff->stuff) {
+ if ((*chosen)[i] < 0)
+ (*chosen)[i] = 0;
+ strbuf_addf(&menu, "%s%2d: %s",
+ (*chosen)[i] ? "*" : " ", i+1, string_list_item->string);
+ string_list_append(&menu_list, menu.buf);
+ strbuf_reset(&menu);
+ i++;
+ }
+ break;
+ }
+
+ pretty_print_menus(&menu_list);
+
+ strbuf_release(&menu);
+ string_list_clear(&menu_list, 0);
+}
+
+static int find_unique(const char *choice, struct menu_stuff *menu_stuff)
+{
+ struct menu_item *menu_item;
+ struct string_list_item *string_list_item;
+ int i, len, found = 0;
+
+ len = strlen(choice);
+ switch (menu_stuff->type) {
+ default:
+ die("Bad type of menu_stuff when parse choice");
+ case MENU_STUFF_TYPE_MENU_ITEM:
+
+ menu_item = (struct menu_item *)menu_stuff->stuff;
+ for (i = 0; i < menu_stuff->nr; i++, menu_item++) {
+ if (len == 1 && *choice == menu_item->hotkey) {
+ found = i + 1;
+ break;
+ }
+ if (!strncasecmp(choice, menu_item->title, len)) {
+ if (found) {
+ if (len == 1) {
+ /* continue for hotkey matching */
+ found = -1;
+ } else {
+ found = 0;
+ break;
+ }
+ } else {
+ found = i + 1;
+ }
+ }
+ }
+ break;
+ case MENU_STUFF_TYPE_STRING_LIST:
+ string_list_item = ((struct string_list *)menu_stuff->stuff)->items;
+ for (i = 0; i < menu_stuff->nr; i++, string_list_item++) {
+ if (!strncasecmp(choice, string_list_item->string, len)) {
+ if (found) {
+ found = 0;
+ break;
+ }
+ found = i + 1;
+ }
+ }
+ break;
+ }
+ return found;
+}
+
+/*
+ * Parse user input, and return choice(s) for menu (menu_stuff).
+ *
+ * Input
+ * (for single choice)
+ * 1 - select a numbered item
+ * foo - select item based on menu title
+ * - (empty) select nothing
+ *
+ * (for multiple choice)
+ * 1 - select a single item
+ * 3-5 - select a range of items
+ * 2-3,6-9 - select multiple ranges
+ * foo - select item based on menu title
+ * -... - unselect specified items
+ * * - choose all items
+ * - (empty) finish selecting
+ *
+ * The parse result will be saved in array **chosen, and
+ * return number of total selections.
+ */
+static int parse_choice(struct menu_stuff *menu_stuff,
+ int is_single,
+ struct strbuf input,
+ int **chosen)
+{
+ struct strbuf **choice_list, **ptr;
+ int nr = 0;
+ int i;
+
+ if (is_single) {
+ choice_list = strbuf_split_max(&input, '\n', 0);
+ } else {
+ char *p = input.buf;
+ do {
+ if (*p == ',')
+ *p = ' ';
+ } while (*p++);
+ choice_list = strbuf_split_max(&input, ' ', 0);
+ }
+
+ for (ptr = choice_list; *ptr; ptr++) {
+ char *p;
+ int choose = 1;
+ int bottom = 0, top = 0;
+ int is_range, is_number;
+
+ strbuf_trim(*ptr);
+ if (!(*ptr)->len)
+ continue;
+
+ /* Input that begins with '-'; unchoose */
+ if (*(*ptr)->buf == '-') {
+ choose = 0;
+ strbuf_remove((*ptr), 0, 1);
+ }
+
+ is_range = 0;
+ is_number = 1;
+ for (p = (*ptr)->buf; *p; p++) {
+ if ('-' == *p) {
+ if (!is_range) {
+ is_range = 1;
+ is_number = 0;
+ } else {
+ is_number = 0;
+ is_range = 0;
+ break;
+ }
+ } else if (!isdigit(*p)) {
+ is_number = 0;
+ is_range = 0;
+ break;
+ }
+ }
+
+ if (is_number) {
+ bottom = atoi((*ptr)->buf);
+ top = bottom;
+ } else if (is_range) {
+ bottom = atoi((*ptr)->buf);
+ /* a range can be specified like 5-7 or 5- */
+ if (!*(strchr((*ptr)->buf, '-') + 1))
+ top = menu_stuff->nr;
+ else
+ top = atoi(strchr((*ptr)->buf, '-') + 1);
+ } else if (!strcmp((*ptr)->buf, "*")) {
+ bottom = 1;
+ top = menu_stuff->nr;
+ } else {
+ bottom = find_unique((*ptr)->buf, menu_stuff);
+ top = bottom;
+ }
+
+ if (top <= 0 || bottom <= 0 || top > menu_stuff->nr || bottom > top ||
+ (is_single && bottom != top)) {
+ clean_print_color(CLEAN_COLOR_ERROR);
+ printf(_("Huh (%s)?\n"), (*ptr)->buf);
+ clean_print_color(CLEAN_COLOR_RESET);
+ continue;
+ }
+
+ for (i = bottom; i <= top; i++)
+ (*chosen)[i-1] = choose;
+ }
+
+ strbuf_list_free(choice_list);
+
+ for (i = 0; i < menu_stuff->nr; i++)
+ nr += (*chosen)[i];
+ return nr;
+}
+
+/*
+ * Implement a git-add-interactive compatible UI, which is borrowed
+ * from add-interactive.c.
+ *
+ * Return value:
+ *
+ * - Return an array of integers
+ * - , and it is up to you to free the allocated memory.
+ * - The array ends with EOF.
+ * - If user pressed CTRL-D (i.e. EOF), no selection returned.
+ */
+static int *list_and_choose(struct menu_opts *opts, struct menu_stuff *stuff)
+{
+ struct strbuf choice = STRBUF_INIT;
+ int *chosen, *result;
+ int nr = 0;
+ int eof = 0;
+ int i;
+
+ ALLOC_ARRAY(chosen, stuff->nr);
+ /* set chosen as uninitialized */
+ for (i = 0; i < stuff->nr; i++)
+ chosen[i] = -1;
+
+ for (;;) {
+ if (opts->header) {
+ printf_ln("%s%s%s",
+ clean_get_color(CLEAN_COLOR_HEADER),
+ _(opts->header),
+ clean_get_color(CLEAN_COLOR_RESET));
+ }
+
+ /* chosen will be initialized by print_highlight_menu_stuff */
+ print_highlight_menu_stuff(stuff, &chosen);
+
+ if (opts->flags & MENU_OPTS_LIST_ONLY)
+ break;
+
+ if (opts->prompt) {
+ printf("%s%s%s%s",
+ clean_get_color(CLEAN_COLOR_PROMPT),
+ _(opts->prompt),
+ opts->flags & MENU_OPTS_SINGLETON ? "> " : ">> ",
+ clean_get_color(CLEAN_COLOR_RESET));
+ }
+
+ if (git_read_line_interactively(&choice) == EOF) {
+ eof = 1;
+ break;
+ }
+
+ /* help for prompt */
+ if (!strcmp(choice.buf, "?")) {
+ prompt_help_cmd(opts->flags & MENU_OPTS_SINGLETON);
+ continue;
+ }
+
+ /* for a multiple-choice menu, press ENTER (empty) will return back */
+ if (!(opts->flags & MENU_OPTS_SINGLETON) && !choice.len)
+ break;
+
+ nr = parse_choice(stuff,
+ opts->flags & MENU_OPTS_SINGLETON,
+ choice,
+ &chosen);
+
+ if (opts->flags & MENU_OPTS_SINGLETON) {
+ if (nr)
+ break;
+ } else if (opts->flags & MENU_OPTS_IMMEDIATE) {
+ break;
+ }
+ }
+
+ if (eof) {
+ result = xmalloc(sizeof(int));
+ *result = EOF;
+ } else {
+ int j = 0;
+
+ /*
+ * recalculate nr, if return back from menu directly with
+ * default selections.
+ */
+ if (!nr) {
+ for (i = 0; i < stuff->nr; i++)
+ nr += chosen[i];
+ }
+
+ CALLOC_ARRAY(result, st_add(nr, 1));
+ for (i = 0; i < stuff->nr && j < nr; i++) {
+ if (chosen[i])
+ result[j++] = i;
+ }
+ result[j] = EOF;
+ }
+
+ free(chosen);
+ strbuf_release(&choice);
+ return result;
+}
+
+static int clean_cmd(void)
+{
+ return MENU_RETURN_NO_LOOP;
+}
+
+static int filter_by_patterns_cmd(void)
+{
+ struct dir_struct dir = DIR_INIT;
+ struct strbuf confirm = STRBUF_INIT;
+ struct strbuf **ignore_list;
+ struct string_list_item *item;
+ struct pattern_list *pl;
+ int changed = -1, i;
+
+ for (;;) {
+ if (!del_list.nr)
+ break;
+
+ if (changed)
+ pretty_print_dels();
+
+ clean_print_color(CLEAN_COLOR_PROMPT);
+ printf(_("Input ignore patterns>> "));
+ clean_print_color(CLEAN_COLOR_RESET);
+ if (git_read_line_interactively(&confirm) == EOF)
+ putchar('\n');
+
+ /* quit filter_by_pattern mode if press ENTER or Ctrl-D */
+ if (!confirm.len)
+ break;
+
+ pl = add_pattern_list(&dir, EXC_CMDL, "manual exclude");
+ ignore_list = strbuf_split_max(&confirm, ' ', 0);
+
+ for (i = 0; ignore_list[i]; i++) {
+ strbuf_trim(ignore_list[i]);
+ if (!ignore_list[i]->len)
+ continue;
+
+ add_pattern(ignore_list[i]->buf, "", 0, pl, -(i+1));
+ }
+
+ changed = 0;
+ for_each_string_list_item(item, &del_list) {
+ int dtype = DT_UNKNOWN;
+
+ if (is_excluded(&dir, &the_index, item->string, &dtype)) {
+ *item->string = '\0';
+ changed++;
+ }
+ }
+
+ if (changed) {
+ string_list_remove_empty_items(&del_list, 0);
+ } else {
+ clean_print_color(CLEAN_COLOR_ERROR);
+ printf_ln(_("WARNING: Cannot find items matched by: %s"), confirm.buf);
+ clean_print_color(CLEAN_COLOR_RESET);
+ }
+
+ strbuf_list_free(ignore_list);
+ dir_clear(&dir);
+ }
+
+ strbuf_release(&confirm);
+ return 0;
+}
+
+static int select_by_numbers_cmd(void)
+{
+ struct menu_opts menu_opts;
+ struct menu_stuff menu_stuff;
+ struct string_list_item *items;
+ int *chosen;
+ int i, j;
+
+ menu_opts.header = NULL;
+ menu_opts.prompt = N_("Select items to delete");
+ menu_opts.flags = 0;
+
+ menu_stuff.type = MENU_STUFF_TYPE_STRING_LIST;
+ menu_stuff.stuff = &del_list;
+ menu_stuff.nr = del_list.nr;
+
+ chosen = list_and_choose(&menu_opts, &menu_stuff);
+ items = del_list.items;
+ for (i = 0, j = 0; i < del_list.nr; i++) {
+ if (i < chosen[j]) {
+ *(items[i].string) = '\0';
+ } else if (i == chosen[j]) {
+ /* delete selected item */
+ j++;
+ continue;
+ } else {
+ /* end of chosen (chosen[j] == EOF), won't delete */
+ *(items[i].string) = '\0';
+ }
+ }
+
+ string_list_remove_empty_items(&del_list, 0);
+
+ free(chosen);
+ return 0;
+}
+
+static int ask_each_cmd(void)
+{
+ struct strbuf confirm = STRBUF_INIT;
+ struct strbuf buf = STRBUF_INIT;
+ struct string_list_item *item;
+ const char *qname;
+ int changed = 0, eof = 0;
+
+ for_each_string_list_item(item, &del_list) {
+ /* Ctrl-D should stop removing files */
+ if (!eof) {
+ qname = quote_path(item->string, NULL, &buf, 0);
+ /* TRANSLATORS: Make sure to keep [y/N] as is */
+ printf(_("Remove %s [y/N]? "), qname);
+ if (git_read_line_interactively(&confirm) == EOF) {
+ putchar('\n');
+ eof = 1;
+ }
+ }
+ if (!confirm.len || strncasecmp(confirm.buf, "yes", confirm.len)) {
+ *item->string = '\0';
+ changed++;
+ }
+ }
+
+ if (changed)
+ string_list_remove_empty_items(&del_list, 0);
+
+ strbuf_release(&buf);
+ strbuf_release(&confirm);
+ return MENU_RETURN_NO_LOOP;
+}
+
+static int quit_cmd(void)
+{
+ string_list_clear(&del_list, 0);
+ printf(_("Bye.\n"));
+ return MENU_RETURN_NO_LOOP;
+}
+
+static int help_cmd(void)
+{
+ clean_print_color(CLEAN_COLOR_HELP);
+ printf_ln(_(
+ "clean - start cleaning\n"
+ "filter by pattern - exclude items from deletion\n"
+ "select by numbers - select items to be deleted by numbers\n"
+ "ask each - confirm each deletion (like \"rm -i\")\n"
+ "quit - stop cleaning\n"
+ "help - this screen\n"
+ "? - help for prompt selection"
+ ));
+ clean_print_color(CLEAN_COLOR_RESET);
+ return 0;
+}
+
+static void interactive_main_loop(void)
+{
+ while (del_list.nr) {
+ struct menu_opts menu_opts;
+ struct menu_stuff menu_stuff;
+ struct menu_item menus[] = {
+ {'c', "clean", 0, clean_cmd},
+ {'f', "filter by pattern", 0, filter_by_patterns_cmd},
+ {'s', "select by numbers", 0, select_by_numbers_cmd},
+ {'a', "ask each", 0, ask_each_cmd},
+ {'q', "quit", 0, quit_cmd},
+ {'h', "help", 0, help_cmd},
+ };
+ int *chosen;
+
+ menu_opts.header = N_("*** Commands ***");
+ menu_opts.prompt = N_("What now");
+ menu_opts.flags = MENU_OPTS_SINGLETON;
+
+ menu_stuff.type = MENU_STUFF_TYPE_MENU_ITEM;
+ menu_stuff.stuff = menus;
+ menu_stuff.nr = sizeof(menus) / sizeof(struct menu_item);
+
+ clean_print_color(CLEAN_COLOR_HEADER);
+ printf_ln(Q_("Would remove the following item:",
+ "Would remove the following items:",
+ del_list.nr));
+ clean_print_color(CLEAN_COLOR_RESET);
+
+ pretty_print_dels();
+
+ chosen = list_and_choose(&menu_opts, &menu_stuff);
+
+ if (*chosen != EOF) {
+ int ret;
+ ret = menus[*chosen].fn();
+ if (ret != MENU_RETURN_NO_LOOP) {
+ FREE_AND_NULL(chosen);
+ if (!del_list.nr) {
+ clean_print_color(CLEAN_COLOR_ERROR);
+ printf_ln(_("No more files to clean, exiting."));
+ clean_print_color(CLEAN_COLOR_RESET);
+ break;
+ }
+ continue;
+ }
+ } else {
+ quit_cmd();
+ }
+
+ FREE_AND_NULL(chosen);
+ break;
+ }
+}
+
+static void correct_untracked_entries(struct dir_struct *dir)
+{
+ int src, dst, ign;
+
+ for (src = dst = ign = 0; src < dir->nr; src++) {
+ /* skip paths in ignored[] that cannot be inside entries[src] */
+ while (ign < dir->ignored_nr &&
+ 0 <= cmp_dir_entry(&dir->entries[src], &dir->ignored[ign]))
+ ign++;
+
+ if (ign < dir->ignored_nr &&
+ check_dir_entry_contains(dir->entries[src], dir->ignored[ign])) {
+ /* entries[src] contains an ignored path, so we drop it */
+ free(dir->entries[src]);
+ } else {
+ struct dir_entry *ent = dir->entries[src++];
+
+ /* entries[src] does not contain an ignored path, so we keep it */
+ dir->entries[dst++] = ent;
+
+ /* then discard paths in entries[] contained inside entries[src] */
+ while (src < dir->nr &&
+ check_dir_entry_contains(ent, dir->entries[src]))
+ free(dir->entries[src++]);
+
+ /* compensate for the outer loop's loop control */
+ src--;
+ }
+ }
+ dir->nr = dst;
+}
+
+int cmd_clean(int argc, const char **argv, const char *prefix)
+{
+ int i, res;
+ int dry_run = 0, remove_directories = 0, quiet = 0, ignored = 0;
+ int ignored_only = 0, config_set = 0, errors = 0, gone = 1;
+ int rm_flags = REMOVE_DIR_KEEP_NESTED_GIT;
+ struct strbuf abs_path = STRBUF_INIT;
+ struct dir_struct dir = DIR_INIT;
+ struct pathspec pathspec;
+ struct strbuf buf = STRBUF_INIT;
+ struct string_list exclude_list = STRING_LIST_INIT_NODUP;
+ struct pattern_list *pl;
+ struct string_list_item *item;
+ const char *qname;
+ struct option options[] = {
+ OPT__QUIET(&quiet, N_("do not print names of files removed")),
+ OPT__DRY_RUN(&dry_run, N_("dry run")),
+ OPT__FORCE(&force, N_("force"), PARSE_OPT_NOCOMPLETE),
+ OPT_BOOL('i', "interactive", &interactive, N_("interactive cleaning")),
+ OPT_BOOL('d', NULL, &remove_directories,
+ N_("remove whole directories")),
+ OPT_CALLBACK_F('e', "exclude", &exclude_list, N_("pattern"),
+ N_("add <pattern> to ignore rules"), PARSE_OPT_NONEG, exclude_cb),
+ OPT_BOOL('x', NULL, &ignored, N_("remove ignored files, too")),
+ OPT_BOOL('X', NULL, &ignored_only,
+ N_("remove only ignored files")),
+ OPT_END()
+ };
+
+ git_config(git_clean_config, NULL);
+ if (force < 0)
+ force = 0;
+ else
+ config_set = 1;
+
+ argc = parse_options(argc, argv, prefix, options, builtin_clean_usage,
+ 0);
+
+ if (!interactive && !dry_run && !force) {
+ if (config_set)
+ die(_("clean.requireForce set to true and neither -i, -n, nor -f given; "
+ "refusing to clean"));
+ else
+ die(_("clean.requireForce defaults to true and neither -i, -n, nor -f given;"
+ " refusing to clean"));
+ }
+
+ if (force > 1)
+ rm_flags = 0;
+ else
+ dir.flags |= DIR_SKIP_NESTED_GIT;
+
+ dir.flags |= DIR_SHOW_OTHER_DIRECTORIES;
+
+ if (ignored && ignored_only)
+ die(_("-x and -X cannot be used together"));
+ if (!ignored)
+ setup_standard_excludes(&dir);
+ if (ignored_only)
+ dir.flags |= DIR_SHOW_IGNORED;
+
+ if (argc) {
+ /*
+ * Remaining args implies pathspecs specified, and we should
+ * recurse within those.
+ */
+ remove_directories = 1;
+ }
+
+ if (remove_directories && !ignored_only) {
+ /*
+ * We need to know about ignored files too:
+ *
+ * If (ignored), then we will delete ignored files as well.
+ *
+ * If (!ignored), then even though we not are doing
+ * anything with ignored files, we need to know about them
+ * so that we can avoid deleting a directory of untracked
+ * files that also contains an ignored file within it.
+ *
+ * For the (!ignored) case, since we only need to avoid
+ * deleting ignored files, we can set
+ * DIR_SHOW_IGNORED_TOO_MODE_MATCHING in order to avoid
+ * recursing into a directory which is itself ignored.
+ */
+ dir.flags |= DIR_SHOW_IGNORED_TOO;
+ if (!ignored)
+ dir.flags |= DIR_SHOW_IGNORED_TOO_MODE_MATCHING;
+
+ /*
+ * Let the fill_directory() machinery know that we aren't
+ * just recursing to collect the ignored files; we want all
+ * the untracked ones so that we can delete them. (Note:
+ * we could also set DIR_KEEP_UNTRACKED_CONTENTS when
+ * ignored_only is true, since DIR_KEEP_UNTRACKED_CONTENTS
+ * only has effect in combination with DIR_SHOW_IGNORED_TOO. It makes
+ * the code clearer to exclude it, though.
+ */
+ dir.flags |= DIR_KEEP_UNTRACKED_CONTENTS;
+ }
+
+ prepare_repo_settings(the_repository);
+ the_repository->settings.command_requires_full_index = 0;
+
+ if (repo_read_index(the_repository) < 0)
+ die(_("index file corrupt"));
+
+ pl = add_pattern_list(&dir, EXC_CMDL, "--exclude option");
+ for (i = 0; i < exclude_list.nr; i++)
+ add_pattern(exclude_list.items[i].string, "", 0, pl, -(i+1));
+
+ parse_pathspec(&pathspec, 0,
+ PATHSPEC_PREFER_CWD,
+ prefix, argv);
+
+ fill_directory(&dir, &the_index, &pathspec);
+ correct_untracked_entries(&dir);
+
+ for (i = 0; i < dir.nr; i++) {
+ struct dir_entry *ent = dir.entries[i];
+ struct stat st;
+ const char *rel;
+
+ if (!index_name_is_other(&the_index, ent->name, ent->len))
+ continue;
+
+ if (lstat(ent->name, &st))
+ die_errno("Cannot lstat '%s'", ent->name);
+
+ if (S_ISDIR(st.st_mode) && !remove_directories)
+ continue;
+
+ rel = relative_path(ent->name, prefix, &buf);
+ string_list_append(&del_list, rel);
+ }
+
+ dir_clear(&dir);
+
+ if (interactive && del_list.nr > 0)
+ interactive_main_loop();
+
+ for_each_string_list_item(item, &del_list) {
+ struct stat st;
+
+ strbuf_reset(&abs_path);
+ if (prefix)
+ strbuf_addstr(&abs_path, prefix);
+
+ strbuf_addstr(&abs_path, item->string);
+
+ /*
+ * we might have removed this as part of earlier
+ * recursive directory removal, so lstat() here could
+ * fail with ENOENT.
+ */
+ if (lstat(abs_path.buf, &st))
+ continue;
+
+ if (S_ISDIR(st.st_mode)) {
+ if (remove_dirs(&abs_path, prefix, rm_flags, dry_run, quiet, &gone))
+ errors++;
+ if (gone && !quiet) {
+ qname = quote_path(item->string, NULL, &buf, 0);
+ printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname);
+ }
+ } else {
+ res = dry_run ? 0 : unlink(abs_path.buf);
+ if (res) {
+ int saved_errno = errno;
+ qname = quote_path(item->string, NULL, &buf, 0);
+ errno = saved_errno;
+ warning_errno(_(msg_warn_remove_failed), qname);
+ errors++;
+ } else if (!quiet) {
+ qname = quote_path(item->string, NULL, &buf, 0);
+ printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname);
+ }
+ }
+ }
+
+ strbuf_release(&abs_path);
+ strbuf_release(&buf);
+ string_list_clear(&del_list, 0);
+ string_list_clear(&exclude_list, 0);
+ clear_pathspec(&pathspec);
+ return (errors != 0);
+}