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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:28:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:28:28 +0000
commit5a5e2352c9a01f9076994915188c26c6b9036202 (patch)
tree1e1474b8b914d161946c01ba26a56db68b1fd5d3 /process.c
parentInitial commit. (diff)
downloadscreen-5a5e2352c9a01f9076994915188c26c6b9036202.tar.xz
screen-5a5e2352c9a01f9076994915188c26c6b9036202.zip
Adding upstream version 4.9.0.upstream/4.9.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'process.c')
-rw-r--r--process.c7414
1 files changed, 7414 insertions, 0 deletions
diff --git a/process.c b/process.c
new file mode 100644
index 0000000..004b22a
--- /dev/null
+++ b/process.c
@@ -0,0 +1,7414 @@
+/* Copyright (c) 2010
+ * Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de)
+ * Sadrul Habib Chowdhury (sadrul@users.sourceforge.net)
+ * Copyright (c) 2008, 2009
+ * Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de)
+ * Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de)
+ * Micah Cowan (micah@cowan.name)
+ * Sadrul Habib Chowdhury (sadrul@users.sourceforge.net)
+ * Copyright (c) 1993-2002, 2003, 2005, 2006, 2007
+ * Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de)
+ * Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de)
+ * Copyright (c) 1987 Oliver Laumann
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program (see the file COPYING); if not, see
+ * https://www.gnu.org/licenses/, or contact Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
+ *
+ ****************************************************************
+ */
+
+#include "config.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <signal.h>
+#include <fcntl.h>
+#if !defined(sun) && !defined(B43) && !defined(ISC) && !defined(pyr) && !defined(_CX_UX)
+# include <time.h>
+#endif
+#include <sys/time.h>
+#ifndef sun
+#include <sys/ioctl.h>
+#endif
+
+
+/* for solaris 2.1, Unixware (SVR4.2) and possibly others: */
+#ifdef HAVE_STROPTS_H
+# include <sys/stropts.h>
+#endif
+
+#include "screen.h"
+#include "extern.h"
+#include "logfile.h"
+#include "layout.h"
+#include "viewport.h"
+#include "list_generic.h"
+
+extern struct comm comms[];
+extern char *rc_name;
+extern char *RcFileName, *home;
+extern char *BellString, *ActivityString, *ShellProg, *ShellArgs[];
+extern char *hstatusstring, *captionstring, *timestring;
+extern char *wliststr, *wlisttit;
+extern int captionalways;
+extern int queryflag;
+extern char *hardcopydir, *screenlogfile, *logtstamp_string;
+extern int log_flush, logtstamp_on, logtstamp_after;
+extern char *VisualBellString;
+extern int VBellWait, MsgWait, MsgMinWait, SilenceWait;
+extern char SockPath[], *SockName;
+extern int TtyMode, auto_detach, use_altscreen;
+extern int iflag, maxwin;
+extern int focusminwidth, focusminheight;
+extern int use_hardstatus, visual_bell;
+#ifdef COLOR
+extern int attr2color[][4];
+extern int nattr2color;
+#endif
+extern int hardstatusemu;
+extern char *printcmd;
+extern int default_startup;
+extern int defobuflimit;
+extern int defnonblock;
+extern int defmousetrack;
+extern int ZombieKey_destroy;
+extern int ZombieKey_resurrect;
+extern int ZombieKey_onerror;
+#ifdef AUTO_NUKE
+extern int defautonuke;
+#endif
+extern int separate_sids;
+extern struct NewWindow nwin_default, nwin_undef;
+#ifdef COPY_PASTE
+extern int join_with_cr;
+extern int compacthist;
+extern int search_ic;
+# ifdef FONT
+extern int pastefont;
+# endif
+extern unsigned char mark_key_tab[];
+extern char *BufferFile;
+#endif
+#ifdef POW_DETACH
+extern char *BufferFile, *PowDetachString;
+#endif
+#ifdef MULTIUSER
+extern struct acluser *EffectiveAclUser; /* acl.c */
+#endif
+extern struct term term[]; /* terminal capabilities */
+#ifdef MAPKEYS
+extern char *kmapdef[];
+extern char *kmapadef[];
+extern char *kmapmdef[];
+#endif
+extern struct mchar mchar_so, mchar_null;
+extern int renditions[];
+extern int VerboseCreate;
+#ifdef UTF8
+extern char *screenencodings;
+#endif
+#ifdef DW_CHARS
+extern int cjkwidth;
+#endif
+
+static int CheckArgNum __P((int, char **));
+static void ClearAction __P((struct action *));
+static void SaveAction __P((struct action *, int, char **, int *));
+static int NextWindow __P((void));
+static int PreviousWindow __P((void));
+static int MoreWindows __P((void));
+static void CollapseWindowlist __P((void));
+static void LogToggle __P((int));
+static void ShowInfo __P((void));
+static void ShowDInfo __P((void));
+static struct win *WindowByName __P((char *));
+static int WindowByNumber __P((char *));
+static int ParseOnOff __P((struct action *, int *));
+static int ParseWinNum __P((struct action *, int *));
+static int ParseBase __P((struct action *, char *, int *, int, char *));
+static int ParseNum1000 __P((struct action *, int *));
+static char **SaveArgs __P((char **));
+static int IsNum __P((char *, int));
+static void Colonfin __P((char *, int, char *));
+static void InputSelect __P((void));
+static void InputSetenv __P((char *));
+static void InputAKA __P((void));
+#ifdef MULTIUSER
+static int InputSu __P((struct win *, struct acluser **, char *));
+static void su_fin __P((char *, int, char *));
+#endif
+static void AKAfin __P((char *, int, char *));
+#ifdef COPY_PASTE
+static void copy_reg_fn __P((char *, int, char *));
+static void ins_reg_fn __P((char *, int, char *));
+#endif
+static void process_fn __P((char *, int, char *));
+#ifdef PASSWORD
+static void pass1 __P((char *, int, char *));
+static void pass2 __P((char *, int, char *));
+#endif
+#ifdef POW_DETACH
+static void pow_detach_fn __P((char *, int, char *));
+#endif
+static void digraph_fn __P((char *, int, char *));
+static int digraph_find __P((const char *buf));
+static void confirm_fn __P((char *, int, char *));
+static int IsOnDisplay __P((struct win *));
+static void ResizeRegions __P((char *, int));
+static void ResizeFin __P((char *, int, char *));
+static struct action *FindKtab __P((char *, int));
+static void SelectFin __P((char *, int, char *));
+static void SelectLayoutFin __P((char *, int, char *));
+static void ShowWindowsX __P((char *));
+
+
+extern struct layer *flayer;
+extern struct display *display, *displays;
+extern struct win *fore, *console_window, *windows;
+extern struct acluser *users;
+extern struct layout *layouts, *layout_attach, layout_last_marker;
+extern struct layout *laytab[];
+
+extern char screenterm[], HostName[], version[];
+extern struct NewWindow nwin_undef, nwin_default;
+extern struct LayFuncs WinLf, MarkLf;
+
+extern const int Z0width, Z1width;
+extern int real_uid, real_gid;
+
+#ifdef NETHACK
+extern int nethackflag;
+#endif
+
+
+extern struct win **wtab;
+
+#ifdef MULTIUSER
+extern char *multi;
+extern int maxusercount;
+#endif
+char NullStr[] = "";
+
+struct plop plop_tab[MAX_PLOP_DEFS];
+
+#ifndef PTYMODE
+# define PTYMODE 0622
+#endif
+
+int TtyMode = PTYMODE;
+int hardcopy_append = 0;
+int all_norefresh = 0;
+#ifdef ZMODEM
+int zmodem_mode = 0;
+char *zmodem_sendcmd;
+char *zmodem_recvcmd;
+static char *zmodes[4] = {"off", "auto", "catch", "pass"};
+#endif
+
+int idletimo;
+struct action idleaction;
+#ifdef BLANKER_PRG
+char **blankerprg;
+#endif
+
+struct action ktab[256 + KMAP_KEYS]; /* command key translation table */
+struct kclass {
+ struct kclass *next;
+ char *name;
+ struct action ktab[256 + KMAP_KEYS];
+};
+struct kclass *kclasses;
+
+#ifdef MAPKEYS
+struct action umtab[KMAP_KEYS+KMAP_AKEYS];
+struct action dmtab[KMAP_KEYS+KMAP_AKEYS];
+struct action mmtab[KMAP_KEYS+KMAP_AKEYS];
+struct kmap_ext *kmap_exts;
+int kmap_extn;
+static int maptimeout = 300;
+#endif
+
+#ifndef MAX_DIGRAPH
+#define MAX_DIGRAPH 512
+#endif
+
+struct digraph
+{
+ unsigned char d[2];
+ int value;
+};
+
+/* digraph table taken from old vim and rfc1345 */
+static struct digraph digraphs[MAX_DIGRAPH + 1] = {
+ {{' ', ' '}, 160}, /*   */
+ {{'N', 'S'}, 160}, /*   */
+ {{'~', '!'}, 161}, /* ¡ */
+ {{'!', '!'}, 161}, /* ¡ */
+ {{'!', 'I'}, 161}, /* ¡ */
+ {{'c', '|'}, 162}, /* ¢ */
+ {{'c', 't'}, 162}, /* ¢ */
+ {{'$', '$'}, 163}, /* £ */
+ {{'P', 'd'}, 163}, /* £ */
+ {{'o', 'x'}, 164}, /* ¤ */
+ {{'C', 'u'}, 164}, /* ¤ */
+ {{'C', 'u'}, 164}, /* ¤ */
+ {{'E', 'u'}, 164}, /* ¤ */
+ {{'Y', '-'}, 165}, /* ¥ */
+ {{'Y', 'e'}, 165}, /* ¥ */
+ {{'|', '|'}, 166}, /* ¦ */
+ {{'B', 'B'}, 166}, /* ¦ */
+ {{'p', 'a'}, 167}, /* § */
+ {{'S', 'E'}, 167}, /* § */
+ {{'"', '"'}, 168}, /* ¨ */
+ {{'\'', ':'}, 168}, /* ¨ */
+ {{'c', 'O'}, 169}, /* © */
+ {{'C', 'o'}, 169}, /* © */
+ {{'a', '-'}, 170}, /* ª */
+ {{'<', '<'}, 171}, /* « */
+ {{'-', ','}, 172}, /* ¬ */
+ {{'N', 'O'}, 172}, /* ¬ */
+ {{'-', '-'}, 173}, /* ­ */
+ {{'r', 'O'}, 174}, /* ® */
+ {{'R', 'g'}, 174}, /* ® */
+ {{'-', '='}, 175}, /* ¯ */
+ {{'\'', 'm'}, 175}, /* ¯ */
+ {{'~', 'o'}, 176}, /* ° */
+ {{'D', 'G'}, 176}, /* ° */
+ {{'+', '-'}, 177}, /* ± */
+ {{'2', '2'}, 178}, /* ² */
+ {{'2', 'S'}, 178}, /* ² */
+ {{'3', '3'}, 179}, /* ³ */
+ {{'3', 'S'}, 179}, /* ³ */
+ {{'\'', '\''}, 180}, /* ´ */
+ {{'j', 'u'}, 181}, /* µ */
+ {{'M', 'y'}, 181}, /* µ */
+ {{'p', 'p'}, 182}, /* ¶ */
+ {{'P', 'I'}, 182}, /* ¶ */
+ {{'~', '.'}, 183}, /* · */
+ {{'.', 'M'}, 183}, /* · */
+ {{',', ','}, 184}, /* ¸ */
+ {{'\'', ','}, 184}, /* ¸ */
+ {{'1', '1'}, 185}, /* ¹ */
+ {{'1', 'S'}, 185}, /* ¹ */
+ {{'o', '-'}, 186}, /* º */
+ {{'>', '>'}, 187}, /* » */
+ {{'1', '4'}, 188}, /* ¼ */
+ {{'1', '2'}, 189}, /* ½ */
+ {{'3', '4'}, 190}, /* ¾ */
+ {{'~', '?'}, 191}, /* ¿ */
+ {{'?', '?'}, 191}, /* ¿ */
+ {{'?', 'I'}, 191}, /* ¿ */
+ {{'A', '`'}, 192}, /* À */
+ {{'A', '!'}, 192}, /* À */
+ {{'A', '\''}, 193}, /* Á */
+ {{'A', '^'}, 194}, /* Â */
+ {{'A', '>'}, 194}, /* Â */
+ {{'A', '~'}, 195}, /* Ã */
+ {{'A', '?'}, 195}, /* Ã */
+ {{'A', '"'}, 196}, /* Ä */
+ {{'A', ':'}, 196}, /* Ä */
+ {{'A', '@'}, 197}, /* Å */
+ {{'A', 'A'}, 197}, /* Å */
+ {{'A', 'E'}, 198}, /* Æ */
+ {{'C', ','}, 199}, /* Ç */
+ {{'E', '`'}, 200}, /* È */
+ {{'E', '!'}, 200}, /* È */
+ {{'E', '\''}, 201}, /* É */
+ {{'E', '^'}, 202}, /* Ê */
+ {{'E', '>'}, 202}, /* Ê */
+ {{'E', '"'}, 203}, /* Ë */
+ {{'E', ':'}, 203}, /* Ë */
+ {{'I', '`'}, 204}, /* Ì */
+ {{'I', '!'}, 204}, /* Ì */
+ {{'I', '\''}, 205}, /* Í */
+ {{'I', '^'}, 206}, /* Î */
+ {{'I', '>'}, 206}, /* Î */
+ {{'I', '"'}, 207}, /* Ï */
+ {{'I', ':'}, 207}, /* Ï */
+ {{'D', '-'}, 208}, /* Ð */
+ {{'N', '~'}, 209}, /* Ñ */
+ {{'N', '?'}, 209}, /* Ñ */
+ {{'O', '`'}, 210}, /* Ò */
+ {{'O', '!'}, 210}, /* Ò */
+ {{'O', '\''}, 211}, /* Ó */
+ {{'O', '^'}, 212}, /* Ô */
+ {{'O', '>'}, 212}, /* Ô */
+ {{'O', '~'}, 213}, /* Õ */
+ {{'O', '?'}, 213}, /* Õ */
+ {{'O', '"'}, 214}, /* Ö */
+ {{'O', ':'}, 214}, /* Ö */
+ {{'/', '\\'}, 215}, /* × */
+ {{'*', 'x'}, 215}, /* × */
+ {{'O', '/'}, 216}, /* Ø */
+ {{'U', '`'}, 217}, /* Ù */
+ {{'U', '!'}, 217}, /* Ù */
+ {{'U', '\''}, 218}, /* Ú */
+ {{'U', '^'}, 219}, /* Û */
+ {{'U', '>'}, 219}, /* Û */
+ {{'U', '"'}, 220}, /* Ü */
+ {{'U', ':'}, 220}, /* Ü */
+ {{'Y', '\''}, 221}, /* Ý */
+ {{'I', 'p'}, 222}, /* Þ */
+ {{'T', 'H'}, 222}, /* Þ */
+ {{'s', 's'}, 223}, /* ß */
+ {{'s', '"'}, 223}, /* ß */
+ {{'a', '`'}, 224}, /* à */
+ {{'a', '!'}, 224}, /* à */
+ {{'a', '\''}, 225}, /* á */
+ {{'a', '^'}, 226}, /* â */
+ {{'a', '>'}, 226}, /* â */
+ {{'a', '~'}, 227}, /* ã */
+ {{'a', '?'}, 227}, /* ã */
+ {{'a', '"'}, 228}, /* ä */
+ {{'a', ':'}, 228}, /* ä */
+ {{'a', 'a'}, 229}, /* å */
+ {{'a', 'e'}, 230}, /* æ */
+ {{'c', ','}, 231}, /* ç */
+ {{'e', '`'}, 232}, /* è */
+ {{'e', '!'}, 232}, /* è */
+ {{'e', '\''}, 233}, /* é */
+ {{'e', '^'}, 234}, /* ê */
+ {{'e', '>'}, 234}, /* ê */
+ {{'e', '"'}, 235}, /* ë */
+ {{'e', ':'}, 235}, /* ë */
+ {{'i', '`'}, 236}, /* ì */
+ {{'i', '!'}, 236}, /* ì */
+ {{'i', '\''}, 237}, /* í */
+ {{'i', '^'}, 238}, /* î */
+ {{'i', '>'}, 238}, /* î */
+ {{'i', '"'}, 239}, /* ï */
+ {{'i', ':'}, 239}, /* ï */
+ {{'d', '-'}, 240}, /* ð */
+ {{'n', '~'}, 241}, /* ñ */
+ {{'n', '?'}, 241}, /* ñ */
+ {{'o', '`'}, 242}, /* ò */
+ {{'o', '!'}, 242}, /* ò */
+ {{'o', '\''}, 243}, /* ó */
+ {{'o', '^'}, 244}, /* ô */
+ {{'o', '>'}, 244}, /* ô */
+ {{'o', '~'}, 245}, /* õ */
+ {{'o', '?'}, 245}, /* õ */
+ {{'o', '"'}, 246}, /* ö */
+ {{'o', ':'}, 246}, /* ö */
+ {{':', '-'}, 247}, /* ÷ */
+ {{'o', '/'}, 248}, /* ø */
+ {{'u', '`'}, 249}, /* ù */
+ {{'u', '!'}, 249}, /* ù */
+ {{'u', '\''}, 250}, /* ú */
+ {{'u', '^'}, 251}, /* û */
+ {{'u', '>'}, 251}, /* û */
+ {{'u', '"'}, 252}, /* ü */
+ {{'u', ':'}, 252}, /* ü */
+ {{'y', '\''}, 253}, /* ý */
+ {{'i', 'p'}, 254}, /* þ */
+ {{'t', 'h'}, 254}, /* þ */
+ {{'y', '"'}, 255}, /* ÿ */
+ {{'y', ':'}, 255}, /* ÿ */
+ {{'"', '['}, 196}, /* Ä */
+ {{'"', '\\'}, 214}, /* Ö */
+ {{'"', ']'}, 220}, /* Ü */
+ {{'"', '{'}, 228}, /* ä */
+ {{'"', '|'}, 246}, /* ö */
+ {{'"', '}'}, 252}, /* ü */
+ {{'"', '~'}, 223} /* ß */
+};
+
+#define RESIZE_FLAG_H 1
+#define RESIZE_FLAG_V 2
+#define RESIZE_FLAG_L 4
+
+static char *resizeprompts[] = {
+ "resize # lines: ",
+ "resize -h # lines: ",
+ "resize -v # lines: ",
+ "resize -b # lines: ",
+ "resize -l # lines: ",
+ "resize -l -h # lines: ",
+ "resize -l -v # lines: ",
+ "resize -l -b # lines: ",
+};
+
+
+static int
+parse_input_int(buf, len, val)
+const char *buf;
+int len;
+int *val;
+{
+ int x = 0, i;
+ if (len >= 1 && ((*buf == 'U' && buf[1] == '+') || (*buf == '0' && (buf[1] == 'x' || buf[1] == 'X'))))
+ {
+ x = 0;
+ for (i = 2; i < len; i++)
+ {
+ if (buf[i] >= '0' && buf[i] <= '9')
+ x = x * 16 | (buf[i] - '0');
+ else if (buf[i] >= 'a' && buf[i] <= 'f')
+ x = x * 16 | (buf[i] - ('a' - 10));
+ else if (buf[i] >= 'A' && buf[i] <= 'F')
+ x = x * 16 | (buf[i] - ('A' - 10));
+ else
+ return 0;
+ }
+ }
+ else if (buf[0] == '0')
+ {
+ x = 0;
+ for (i = 1; i < len; i++)
+ {
+ if (buf[i] < '0' || buf[i] > '7')
+ return 0;
+ x = x * 8 | (buf[i] - '0');
+ }
+ }
+ else
+ return 0;
+ *val = x;
+ return 1;
+}
+
+char *noargs[1];
+
+int enter_window_name_mode = 0;
+
+void
+InitKeytab()
+{
+ register unsigned int i;
+#ifdef MAPKEYS
+ char *argarr[2];
+#endif
+
+ for (i = 0; i < sizeof(ktab)/sizeof(*ktab); i++)
+ {
+ ktab[i].nr = RC_ILLEGAL;
+ ktab[i].args = noargs;
+ ktab[i].argl = 0;
+ }
+#ifdef MAPKEYS
+ for (i = 0; i < KMAP_KEYS+KMAP_AKEYS; i++)
+ {
+ umtab[i].nr = RC_ILLEGAL;
+ umtab[i].args = noargs;
+ umtab[i].argl = 0;
+ dmtab[i].nr = RC_ILLEGAL;
+ dmtab[i].args = noargs;
+ dmtab[i].argl = 0;
+ mmtab[i].nr = RC_ILLEGAL;
+ mmtab[i].args = noargs;
+ mmtab[i].argl = 0;
+ }
+ argarr[1] = 0;
+ for (i = 0; i < NKMAPDEF; i++)
+ {
+ if (i + KMAPDEFSTART < T_CAPS)
+ continue;
+ if (i + KMAPDEFSTART >= T_CAPS + KMAP_KEYS)
+ continue;
+ if (kmapdef[i] == 0)
+ continue;
+ argarr[0] = kmapdef[i];
+ SaveAction(dmtab + i + (KMAPDEFSTART - T_CAPS), RC_STUFF, argarr, 0);
+ }
+ for (i = 0; i < NKMAPADEF; i++)
+ {
+ if (i + KMAPADEFSTART < T_CURSOR)
+ continue;
+ if (i + KMAPADEFSTART >= T_CURSOR + KMAP_AKEYS)
+ continue;
+ if (kmapadef[i] == 0)
+ continue;
+ argarr[0] = kmapadef[i];
+ SaveAction(dmtab + i + (KMAPADEFSTART - T_CURSOR + KMAP_KEYS), RC_STUFF, argarr, 0);
+ }
+ for (i = 0; i < NKMAPMDEF; i++)
+ {
+ if (i + KMAPMDEFSTART < T_CAPS)
+ continue;
+ if (i + KMAPMDEFSTART >= T_CAPS + KMAP_KEYS)
+ continue;
+ if (kmapmdef[i] == 0)
+ continue;
+ argarr[0] = kmapmdef[i];
+ argarr[1] = 0;
+ SaveAction(mmtab + i + (KMAPMDEFSTART - T_CAPS), RC_STUFF, argarr, 0);
+ }
+#endif
+
+ ktab['h'].nr = RC_HARDCOPY;
+#ifdef BSDJOBS
+ ktab['z'].nr = ktab[Ctrl('z')].nr = RC_SUSPEND;
+#endif
+ ktab['c'].nr = ktab[Ctrl('c')].nr = RC_SCREEN;
+ ktab[' '].nr = ktab[Ctrl(' ')].nr =
+ ktab['n'].nr = ktab[Ctrl('n')].nr = RC_NEXT;
+ ktab['N'].nr = RC_NUMBER;
+ ktab[Ctrl('h')].nr = ktab[0177].nr = ktab['p'].nr = ktab[Ctrl('p')].nr = RC_PREV;
+ ktab['k'].nr = ktab[Ctrl('k')].nr = RC_KILL;
+ ktab['l'].nr = ktab[Ctrl('l')].nr = RC_REDISPLAY;
+ ktab['w'].nr = ktab[Ctrl('w')].nr = RC_WINDOWS;
+ ktab['v'].nr = RC_VERSION;
+ ktab[Ctrl('v')].nr = RC_DIGRAPH;
+ ktab['q'].nr = ktab[Ctrl('q')].nr = RC_XON;
+ ktab['s'].nr = ktab[Ctrl('s')].nr = RC_XOFF;
+ ktab['t'].nr = ktab[Ctrl('t')].nr = RC_TIME;
+ ktab['i'].nr = ktab[Ctrl('i')].nr = RC_INFO;
+ ktab['m'].nr = ktab[Ctrl('m')].nr = RC_LASTMSG;
+ ktab['A'].nr = RC_TITLE;
+#if defined(UTMPOK) && defined(LOGOUTOK)
+ ktab['L'].nr = RC_LOGIN;
+#endif
+ ktab[','].nr = RC_LICENSE;
+ ktab['W'].nr = RC_WIDTH;
+ ktab['.'].nr = RC_DUMPTERMCAP;
+ ktab[Ctrl('\\')].nr = RC_QUIT;
+#ifdef DETACH
+ ktab['d'].nr = ktab[Ctrl('d')].nr = RC_DETACH;
+# ifdef POW_DETACH
+ ktab['D'].nr = RC_POW_DETACH;
+# endif
+#endif
+ ktab['r'].nr = ktab[Ctrl('r')].nr = RC_WRAP;
+ ktab['f'].nr = ktab[Ctrl('f')].nr = RC_FLOW;
+ ktab['C'].nr = RC_CLEAR;
+ ktab['Z'].nr = RC_RESET;
+ ktab['H'].nr = RC_LOG;
+ ktab['M'].nr = RC_MONITOR;
+ ktab['?'].nr = RC_HELP;
+#ifdef MULTI
+ ktab['*'].nr = RC_DISPLAYS;
+#endif
+ {
+ char *args[2];
+ args[0] = "-";
+ args[1] = NULL;
+ SaveAction(ktab + '-', RC_SELECT, args, 0);
+ }
+ for (i = 0; i < ((maxwin && maxwin < 10) ? maxwin : 10); i++)
+ {
+ char *args[2], arg1[10];
+ args[0] = arg1;
+ args[1] = 0;
+ sprintf(arg1, "%d", i);
+ SaveAction(ktab + '0' + i, RC_SELECT, args, 0);
+ }
+ ktab['\''].nr = RC_SELECT; /* calling a window by name */
+ {
+ char *args[2];
+ args[0] = "-b";
+ args[1] = 0;
+ SaveAction(ktab + '"', RC_WINDOWLIST, args, 0);
+ }
+ ktab[Ctrl('G')].nr = RC_VBELL;
+ ktab[':'].nr = RC_COLON;
+#ifdef COPY_PASTE
+ ktab['['].nr = ktab[Ctrl('[')].nr = RC_COPY;
+ {
+ char *args[2];
+ args[0] = ".";
+ args[1] = 0;
+ SaveAction(ktab + ']', RC_PASTE, args, 0);
+ SaveAction(ktab + Ctrl(']'), RC_PASTE, args, 0);
+ }
+ ktab['{'].nr = RC_HISTORY;
+ ktab['}'].nr = RC_HISTORY;
+ ktab['>'].nr = RC_WRITEBUF;
+ ktab['<'].nr = RC_READBUF;
+ ktab['='].nr = RC_REMOVEBUF;
+#endif
+#ifdef POW_DETACH
+ ktab['D'].nr = RC_POW_DETACH;
+#endif
+#ifdef LOCK
+ ktab['x'].nr = ktab[Ctrl('x')].nr = RC_LOCKSCREEN;
+#endif
+ ktab['b'].nr = ktab[Ctrl('b')].nr = RC_BREAK;
+ ktab['B'].nr = RC_POW_BREAK;
+ ktab['_'].nr = RC_SILENCE;
+ ktab['S'].nr = RC_SPLIT;
+ ktab['Q'].nr = RC_ONLY;
+ ktab['X'].nr = RC_REMOVE;
+ ktab['F'].nr = RC_FIT;
+ ktab['\t'].nr = RC_FOCUS;
+ {
+ char *args[2];
+ args[0] = "prev";
+ args[1] = 0;
+ SaveAction(ktab + T_BACKTAB - T_CAPS + 256, RC_FOCUS, args, 0);
+ }
+ {
+ char *args[2];
+ args[0] = "-v";
+ args[1] = 0;
+ SaveAction(ktab + '|', RC_SPLIT, args, 0);
+ }
+ /* These come last; they may want overwrite others: */
+ if (DefaultEsc >= 0)
+ {
+ ClearAction(&ktab[DefaultEsc]);
+ ktab[DefaultEsc].nr = RC_OTHER;
+ }
+ if (DefaultMetaEsc >= 0)
+ {
+ ClearAction(&ktab[DefaultMetaEsc]);
+ ktab[DefaultMetaEsc].nr = RC_META;
+ }
+
+ idleaction.nr = RC_BLANKER;
+ idleaction.args = noargs;
+ idleaction.argl = 0;
+}
+
+static struct action *
+FindKtab(class, create)
+char *class;
+int create;
+{
+ struct kclass *kp, **kpp;
+ int i;
+
+ if (class == 0)
+ return ktab;
+ for (kpp = &kclasses; (kp = *kpp) != 0; kpp = &kp->next)
+ if (!strcmp(kp->name, class))
+ break;
+ if (kp == 0)
+ {
+ if (!create)
+ return 0;
+ if (strlen(class) > 80)
+ {
+ Msg(0, "Command class name too long.");
+ return 0;
+ }
+ kp = malloc(sizeof(*kp));
+ if (kp == 0)
+ {
+ Msg(0, "%s", strnomem);
+ return 0;
+ }
+ kp->name = SaveStr(class);
+ for (i = 0; i < (int)(sizeof(kp->ktab)/sizeof(*kp->ktab)); i++)
+ {
+ kp->ktab[i].nr = RC_ILLEGAL;
+ kp->ktab[i].args = noargs;
+ kp->ktab[i].argl = 0;
+ kp->ktab[i].quiet = 0;
+ }
+ kp->next = 0;
+ *kpp = kp;
+ }
+ return kp->ktab;
+}
+
+static void
+ClearAction(act)
+struct action *act;
+{
+ char **p;
+
+ if (act->nr == RC_ILLEGAL)
+ return;
+ act->nr = RC_ILLEGAL;
+ if (act->args == noargs)
+ return;
+ for (p = act->args; *p; p++)
+ free(*p);
+ free((char *)act->args);
+ act->args = noargs;
+ act->argl = 0;
+}
+
+/*
+ * ProcessInput: process input from display and feed it into
+ * the layer on canvas D_forecv.
+ */
+
+#ifdef MAPKEYS
+
+/*
+ * This ProcessInput just does the keybindings and passes
+ * everything else on to ProcessInput2.
+ */
+
+void
+ProcessInput(ibuf, ilen)
+char *ibuf;
+int ilen;
+{
+ int ch, slen;
+ unsigned char *s, *q;
+ int i, l;
+ char *p;
+
+ debug1("ProcessInput: %d bytes\n", ilen);
+ if (display == 0 || ilen == 0)
+ return;
+ if (D_seql)
+ evdeq(&D_mapev);
+ slen = ilen;
+ s = (unsigned char *)ibuf;
+ while (ilen-- > 0)
+ {
+ ch = *s++;
+ if (D_dontmap || !D_nseqs)
+ {
+ D_dontmap = 0;
+ continue;
+ }
+ for (;;)
+ {
+ debug3("cmp %c %c[%d]\n", ch, *D_seqp, D_seqp - D_kmaps);
+ if (*D_seqp != ch)
+ {
+ l = D_seqp[D_seqp[-D_seql-1] + 1];
+ if (l)
+ {
+ D_seqp += l * 2 + 4;
+ debug1("miss %d\n", D_seqp - D_kmaps);
+ continue;
+ }
+ debug("complete miss\n");
+ D_mapdefault = 0;
+ l = D_seql;
+ p = (char *)D_seqp - l;
+ D_seql = 0;
+ D_seqp = D_kmaps + 3;
+ if (l == 0)
+ break;
+ if ((q = D_seqh) != 0)
+ {
+ D_seqh = 0;
+ i = q[0] << 8 | q[1];
+ i &= ~KMAP_NOTIMEOUT;
+ debug1("Mapping former hit #%d - ", i);
+ debug2("%d(%s) - ", q[2], q + 3);
+ if (StuffKey(i))
+ ProcessInput2((char *)q + 3, q[2]);
+ if (display == 0)
+ return;
+ l -= q[2];
+ p += q[2];
+ }
+ else
+ D_dontmap = 1;
+ debug1("flush old %d\n", l);
+ ProcessInput(p, l);
+ if (display == 0)
+ return;
+ evdeq(&D_mapev);
+ continue;
+ }
+ if (D_seql++ == 0)
+ {
+ /* Finish old stuff */
+ slen -= ilen + 1;
+ debug1("finish old %d\n", slen);
+ if (slen)
+ ProcessInput2(ibuf, slen);
+ if (display == 0)
+ return;
+ D_seqh = 0;
+ }
+ ibuf = (char *)s;
+ slen = ilen;
+ D_seqp++;
+ l = D_seql;
+ debug2("length am %d, want %d\n", l, D_seqp[-l - 1]);
+ if (l == D_seqp[-l - 1])
+ {
+ if (D_seqp[l] != l)
+ {
+ q = D_seqp + 1 + l;
+ if (D_kmaps + D_nseqs > q && q[2] > l && !bcmp(D_seqp - l, q + 3, l))
+ {
+ debug1("have another mapping (%s), delay execution\n", q + 3);
+ D_seqh = D_seqp - 3 - l;
+ D_seqp = q + 3 + l;
+ break;
+ }
+ }
+ i = D_seqp[-l - 3] << 8 | D_seqp[-l - 2];
+ i &= ~KMAP_NOTIMEOUT;
+ debug1("Mapping #%d - ", i);
+ p = (char *)D_seqp - l;
+ debug2("%d(%s) - ", l, p);
+ D_seql = 0;
+ D_seqp = D_kmaps + 3;
+ D_seqh = 0;
+ if (StuffKey(i))
+ ProcessInput2(p, l);
+ if (display == 0)
+ return;
+ }
+ break;
+ }
+ }
+ if (D_seql)
+ {
+ debug("am in sequence -> check for timeout\n");
+ l = D_seql;
+ for (s = D_seqp; ; s += i * 2 + 4)
+ {
+ if (s[-l-3] & KMAP_NOTIMEOUT >> 8)
+ break;
+ if ((i = s[s[-l-1] + 1]) == 0)
+ {
+ SetTimeout(&D_mapev, maptimeout);
+ evenq(&D_mapev);
+ break;
+ }
+ }
+ }
+ ProcessInput2(ibuf, slen);
+}
+
+#else
+# define ProcessInput2 ProcessInput
+#endif
+
+
+/*
+ * Here only the screen escape commands are handled.
+ */
+
+void
+ProcessInput2(ibuf, ilen)
+char *ibuf;
+int ilen;
+{
+ char *s;
+ int ch, slen;
+ struct action *ktabp;
+
+ debug1("ProcessInput2: %d bytes\n", ilen);
+ while (ilen && display)
+ {
+ debug1(" - ilen now %d bytes\n", ilen);
+ flayer = D_forecv->c_layer;
+ fore = D_fore;
+ slen = ilen;
+ s = ibuf;
+ if (!D_ESCseen)
+ {
+ while (ilen > 0)
+ {
+ if ((unsigned char)*s++ == D_user->u_Esc)
+ break;
+ ilen--;
+ }
+ slen -= ilen;
+ if (slen)
+ DoProcess(fore, &ibuf, &slen, 0);
+ if (--ilen == 0)
+ {
+ D_ESCseen = ktab;
+ WindowChanged(fore, 'E');
+ }
+ }
+ if (ilen <= 0)
+ return;
+ ktabp = D_ESCseen ? D_ESCseen : ktab;
+ if (D_ESCseen)
+ {
+ D_ESCseen = 0;
+ WindowChanged(fore, 'E');
+ }
+ ch = (unsigned char)*s;
+
+ /*
+ * As users have different esc characters, but a common ktab[],
+ * we fold back the users esc and meta-esc key to the Default keys
+ * that can be looked up in the ktab[]. grmbl. jw.
+ * XXX: make ktab[] a per user thing.
+ */
+ if (ch == D_user->u_Esc)
+ ch = DefaultEsc;
+ else if (ch == D_user->u_MetaEsc)
+ ch = DefaultMetaEsc;
+
+ if (ch >= 0)
+ DoAction(&ktabp[ch], ch);
+ ibuf = (char *)(s + 1);
+ ilen--;
+ }
+}
+
+void
+DoProcess(p, bufp, lenp, pa)
+struct win *p;
+char **bufp;
+int *lenp;
+struct paster *pa;
+{
+ int oldlen;
+ struct display *d = display;
+
+#ifdef COPY_PASTE
+ /* XXX -> PasteStart */
+ if (pa && *lenp > 1 && p && p->w_slowpaste)
+ {
+ /* schedule slowpaste event */
+ SetTimeout(&p->w_paster.pa_slowev, p->w_slowpaste);
+ evenq(&p->w_paster.pa_slowev);
+ return;
+ }
+#endif
+ while (flayer && *lenp)
+ {
+#ifdef COPY_PASTE
+ if (!pa && p && p->w_paster.pa_pastelen && flayer == p->w_paster.pa_pastelayer)
+ {
+ debug("layer is busy - beep!\n");
+ WBell(p, visual_bell);
+ *bufp += *lenp;
+ *lenp = 0;
+ display = d;
+ return;
+ }
+#endif
+ oldlen = *lenp;
+ LayProcess(bufp, lenp);
+#ifdef COPY_PASTE
+ if (pa && !pa->pa_pastelayer)
+ break; /* flush rest of paste */
+#endif
+ if (*lenp == oldlen)
+ {
+ if (pa)
+ {
+ display = d;
+ return;
+ }
+ /* We're full, let's beep */
+ debug("layer is full - beep!\n");
+ WBell(p, visual_bell);
+ break;
+ }
+ }
+ *bufp += *lenp;
+ *lenp = 0;
+ display = d;
+#ifdef COPY_PASTE
+ if (pa && pa->pa_pastelen == 0)
+ FreePaster(pa);
+#endif
+}
+
+int
+FindCommnr(str)
+const char *str;
+{
+ int x, m, l = 0, r = RC_LAST;
+ while (l <= r)
+ {
+ m = (l + r) / 2;
+ x = strcmp(str, comms[m].name);
+ if (x > 0)
+ l = m + 1;
+ else if (x < 0)
+ r = m - 1;
+ else
+ return m;
+ }
+ return RC_ILLEGAL;
+}
+
+static int
+CheckArgNum(nr, args)
+int nr;
+char **args;
+{
+ int i, n;
+ static char *argss[] = {"no", "one", "two", "three", "four", "OOPS"};
+ static char *orformat[] =
+ {
+ "%s: %s: %s argument%s required",
+ "%s: %s: %s or %s argument%s required",
+ "%s: %s: %s, %s or %s argument%s required",
+ "%s: %s: %s, %s, %s or %s argument%s required"
+ };
+
+ n = comms[nr].flags & ARGS_MASK;
+ for (i = 0; args[i]; i++)
+ ;
+ if (comms[nr].flags & ARGS_ORMORE)
+ {
+ if (i < n)
+ {
+ Msg(0, "%s: %s: at least %s argument%s required",
+ rc_name, comms[nr].name, argss[n], n != 1 ? "s" : "");
+ return -1;
+ }
+ }
+ else if ((comms[nr].flags & ARGS_PLUS1) &&
+ (comms[nr].flags & ARGS_PLUS2) &&
+ (comms[nr].flags & ARGS_PLUS3))
+ {
+ if (i != n && i != n + 1 && i != n + 2 && i != n + 3)
+ {
+ Msg(0, orformat[3], rc_name, comms[nr].name, argss[n],
+ argss[n + 1], argss[n + 2], argss[n + 3], "");
+ return -1;
+ }
+ }
+ else if ((comms[nr].flags & ARGS_PLUS1) &&
+ (comms[nr].flags & ARGS_PLUS2))
+ {
+ if (i != n && i != n + 1 && i != n + 2)
+ {
+ Msg(0, orformat[2], rc_name, comms[nr].name, argss[n],
+ argss[n + 1], argss[n + 2], "");
+ return -1;
+ }
+ }
+ else if ((comms[nr].flags & ARGS_PLUS1) &&
+ (comms[nr].flags & ARGS_PLUS3))
+ {
+ if (i != n && i != n + 1 && i != n + 3)
+ {
+ Msg(0, orformat[2], rc_name, comms[nr].name, argss[n],
+ argss[n + 1], argss[n + 3], "");
+ return -1;
+ }
+ }
+ else if ((comms[nr].flags & ARGS_PLUS2) &&
+ (comms[nr].flags & ARGS_PLUS3))
+ {
+ if (i != n && i != n + 2 && i != n + 3)
+ {
+ Msg(0, orformat[2], rc_name, comms[nr].name, argss[n],
+ argss[n + 2], argss[n + 3], "");
+ return -1;
+ }
+ }
+ else if (comms[nr].flags & ARGS_PLUS1)
+ {
+ if (i != n && i != n + 1)
+ {
+ Msg(0, orformat[1], rc_name, comms[nr].name, argss[n],
+ argss[n + 1], n != 0 ? "s" : "");
+ return -1;
+ }
+ }
+ else if (comms[nr].flags & ARGS_PLUS2)
+ {
+ if (i != n && i != n + 2)
+ {
+ Msg(0, orformat[1], rc_name, comms[nr].name, argss[n],
+ argss[n + 2], "s");
+ return -1;
+ }
+ }
+ else if (comms[nr].flags & ARGS_PLUS3)
+ {
+ if (i != n && i != n + 3)
+ {
+ Msg(0, orformat[1], rc_name, comms[nr].name, argss[n],
+ argss[n + 3], "");
+ return -1;
+ }
+ }
+ else if (i != n)
+ {
+ Msg(0, orformat[0], rc_name, comms[nr].name, argss[n], n != 1 ? "s" : "");
+ return -1;
+ }
+ return i;
+}
+
+static void
+StuffFin(buf, len, data)
+char *buf;
+int len;
+char *data;
+{
+ if (!flayer)
+ return;
+ while(len)
+ LayProcess(&buf, &len);
+}
+
+/* If the command is not 'quieted', then use Msg to output the message. If it's a remote
+ * query, then Msg takes care of also outputting the message to the querying client.
+ *
+ * If we want the command to be quiet, and it's a remote query, then use QueryMsg so that
+ * the response does go back to the querying client.
+ *
+ * If the command is quieted, and it's not a remote query, then just don't print the message.
+ */
+#define OutputMsg (!act->quiet ? Msg : queryflag >= 0 ? QueryMsg : Dummy)
+
+/*ARGSUSED*/
+void
+DoAction(act, key)
+struct action *act;
+int key;
+{
+ int nr = act->nr;
+ char **args = act->args;
+ int *argl = act->argl;
+ struct win *p;
+ int argc, i, n, msgok;
+ char *s;
+ char ch;
+ struct display *odisplay = display;
+ struct acluser *user;
+
+ user = display ? D_user : users;
+ if (nr == RC_ILLEGAL)
+ {
+ debug1("key '%c': No action\n", key);
+ return;
+ }
+ n = comms[nr].flags;
+ /* Commands will have a CAN_QUERY flag, depending on whether they have
+ * something to return on a query. For example, 'windows' can return a result,
+ * but 'other' cannot.
+ * If some command causes an error, then it should reset queryflag to -1, so that
+ * the process requesting the query can be notified that an error happened.
+ */
+ if (!(n & CAN_QUERY) && queryflag >= 0)
+ {
+ /* Query flag is set, but this command cannot be queried. */
+ OutputMsg(0, "%s command cannot be queried.", comms[nr].name);
+ queryflag = -1;
+ return;
+ }
+ if ((n & NEED_DISPLAY) && display == 0)
+ {
+ OutputMsg(0, "%s: %s: display required", rc_name, comms[nr].name);
+ queryflag = -1;
+ return;
+ }
+ if ((n & NEED_FORE) && fore == 0)
+ {
+ OutputMsg(0, "%s: %s: window required", rc_name, comms[nr].name);
+ queryflag = -1;
+ return;
+ }
+ if ((n & NEED_LAYER) && flayer == 0)
+ {
+ OutputMsg(0, "%s: %s: display or window required", rc_name, comms[nr].name);
+ queryflag = -1;
+ return;
+ }
+ if ((argc = CheckArgNum(nr, args)) < 0)
+ return;
+#ifdef MULTIUSER
+ if (display)
+ {
+ if (AclCheckPermCmd(D_user, ACL_EXEC, &comms[nr]))
+ {
+ OutputMsg(0, "%s: %s: permission denied (user %s)",
+ rc_name, comms[nr].name, (EffectiveAclUser ? EffectiveAclUser : D_user)->u_name);
+ queryflag = -1;
+ return;
+ }
+ }
+#endif /* MULTIUSER */
+
+ msgok = display && !*rc_name;
+ switch(nr)
+ {
+ case RC_SELECT:
+ if (!*args)
+ InputSelect();
+ else if (args[0][0] == '-' && !args[0][1])
+ {
+ SetForeWindow((struct win *)0);
+ Activate(0);
+ }
+ else if (args[0][0] == '.' && !args[0][1])
+ {
+ if (!fore)
+ {
+ OutputMsg(0, "select . needs a window");
+ queryflag = -1;
+ }
+ else
+ {
+ SetForeWindow(fore);
+ Activate(0);
+ }
+ }
+ else if (ParseWinNum(act, &n) == 0)
+ SwitchWindow(n);
+ else if (queryflag >= 0)
+ queryflag = -1; /* ParseWinNum already prints out an appropriate error message. */
+ break;
+#ifdef AUTO_NUKE
+ case RC_DEFAUTONUKE:
+ if (ParseOnOff(act, &defautonuke) == 0 && msgok)
+ OutputMsg(0, "Default autonuke turned %s", defautonuke ? "on" : "off");
+ if (display && *rc_name)
+ D_auto_nuke = defautonuke;
+ break;
+ case RC_AUTONUKE:
+ if (ParseOnOff(act, &D_auto_nuke) == 0 && msgok)
+ OutputMsg(0, "Autonuke turned %s", D_auto_nuke ? "on" : "off");
+ break;
+#endif
+ case RC_DEFOBUFLIMIT:
+ if (ParseNum(act, &defobuflimit) == 0 && msgok)
+ OutputMsg(0, "Default limit set to %d", defobuflimit);
+ if (display && *rc_name)
+ {
+ D_obufmax = defobuflimit;
+ D_obuflenmax = D_obuflen - D_obufmax;
+ }
+ break;
+ case RC_OBUFLIMIT:
+ if (*args == 0)
+ OutputMsg(0, "Limit is %d, current buffer size is %d", D_obufmax, D_obuflen);
+ else if (ParseNum(act, &D_obufmax) == 0 && msgok)
+ OutputMsg(0, "Limit set to %d", D_obufmax);
+ D_obuflenmax = D_obuflen - D_obufmax;
+ break;
+ case RC_DUMPTERMCAP:
+ WriteFile(user, (char *)0, DUMP_TERMCAP);
+ break;
+ case RC_HARDCOPY:
+ {
+ int mode = DUMP_HARDCOPY;
+ char *file = NULL;
+
+ if (args[0])
+ {
+ if (!strcmp(*args, "-h"))
+ {
+ mode = DUMP_SCROLLBACK;
+ file = args[1];
+ }
+ else if (!strcmp(*args, "--") && args[1])
+ file = args[1];
+ else
+ file = args[0];
+ }
+
+ if (args[0] && file == args[0] && args[1])
+ {
+ OutputMsg(0, "%s: hardcopy: too many arguments", rc_name);
+ break;
+ }
+ WriteFile(user, file, mode);
+ }
+ break;
+ case RC_DEFLOG:
+ (void)ParseOnOff(act, &nwin_default.Lflag);
+ break;
+ case RC_LOG:
+ n = fore->w_log ? 1 : 0;
+ ParseSwitch(act, &n);
+ LogToggle(n);
+ break;
+#ifdef BSDJOBS
+ case RC_SUSPEND:
+ Detach(D_STOP);
+ break;
+#endif
+ case RC_NEXT:
+ if (MoreWindows())
+ SwitchWindow(NextWindow());
+ break;
+ case RC_PREV:
+ if (MoreWindows())
+ SwitchWindow(PreviousWindow());
+ break;
+ case RC_KILL:
+ {
+ char *name;
+
+ if (key >= 0)
+ {
+#ifdef PSEUDOS
+ Input(fore->w_pwin ? "Really kill this filter [y/n]" : "Really kill this window [y/n]", 1, INP_RAW, confirm_fn, NULL, RC_KILL);
+#else
+ Input("Really kill this window [y/n]", 1, INP_RAW, confirm_fn, NULL, RC_KILL);
+#endif
+ break;
+ }
+ n = fore->w_number;
+#ifdef PSEUDOS
+ if (fore->w_pwin)
+ {
+ FreePseudowin(fore);
+ OutputMsg(0, "Filter removed.");
+ break;
+ }
+#endif
+ name = SaveStr(fore->w_title);
+ KillWindow(fore);
+ OutputMsg(0, "Window %d (%s) killed.", n, name);
+ if (name)
+ free(name);
+ break;
+ }
+ case RC_QUIT:
+ if (key >= 0)
+ {
+ Input("Really quit and kill all your windows [y/n]", 1, INP_RAW, confirm_fn, NULL, RC_QUIT);
+ break;
+ }
+ Finit(0);
+ /* NOTREACHED */
+#ifdef DETACH
+ case RC_DETACH:
+ if (*args && !strcmp(*args, "-h"))
+ Hangup();
+ else
+ Detach(D_DETACH);
+ break;
+# ifdef POW_DETACH
+ case RC_POW_DETACH:
+ if (key >= 0)
+ {
+ static char buf[2];
+
+ buf[0] = key;
+ Input(buf, 1, INP_RAW, pow_detach_fn, NULL, 0);
+ }
+ else
+ Detach(D_POWER); /* detach and kill Attacher's parent */
+ break;
+# endif
+#endif
+ case RC_DEBUG:
+#ifdef DEBUG
+ if (!*args)
+ {
+ if (dfp)
+ OutputMsg(0, "debugging info is written to %s/", DEBUGDIR);
+ else
+ OutputMsg(0, "debugging is currently off. Use 'debug on' to enable.");
+ break;
+ }
+ if (dfp)
+ {
+ debug("debug: closing debug file.\n");
+ fflush(dfp);
+ fclose(dfp);
+ dfp = NULL;
+ }
+ if (strcmp("off", *args))
+ opendebug(0, 1);
+# ifdef SIG_NODEBUG
+ else if (display)
+ kill(D_userpid, SIG_NODEBUG); /* a one shot item, but hey... */
+# endif /* SIG_NODEBUG */
+#else
+ if (*args == 0 || strcmp("off", *args))
+ OutputMsg(0, "Sorry, screen was compiled without -DDEBUG option.");
+#endif
+ break;
+#ifdef ZMODEM
+ case RC_ZMODEM:
+ if (*args && !strcmp(*args, "sendcmd"))
+ {
+ if (args[1])
+ {
+ free(zmodem_sendcmd);
+ zmodem_sendcmd = SaveStr(args[1]);
+ }
+ if (msgok)
+ OutputMsg(0, "zmodem sendcmd: %s", zmodem_sendcmd);
+ break;
+ }
+ if (*args && !strcmp(*args, "recvcmd"))
+ {
+ if (args[1])
+ {
+ free(zmodem_recvcmd);
+ zmodem_recvcmd = SaveStr(args[1]);
+ }
+ if (msgok)
+ OutputMsg(0, "zmodem recvcmd: %s", zmodem_recvcmd);
+ break;
+ }
+ if (*args)
+ {
+ for (i = 0; i < 4; i++)
+ if (!strcmp(zmodes[i], *args))
+ break;
+ if (i == 4 && !strcmp(*args, "on"))
+ i = 1;
+ if (i == 4)
+ {
+ OutputMsg(0, "usage: zmodem off|auto|catch|pass");
+ break;
+ }
+ zmodem_mode = i;
+ }
+ if (msgok)
+ OutputMsg(0, "zmodem mode is %s", zmodes[zmodem_mode]);
+ break;
+#endif
+ case RC_UNBINDALL:
+ {
+ register unsigned int i;
+
+ for (i = 0; i < sizeof(ktab)/sizeof(*ktab); i++)
+ ClearAction(&ktab[i]);
+ OutputMsg(0, "Unbound all keys." );
+ break;
+ }
+ case RC_ZOMBIE:
+ {
+ if (!(s = *args))
+ {
+ ZombieKey_destroy = 0;
+ break;
+ }
+ if (*argl == 0 || *argl > 2)
+ {
+ OutputMsg(0, "%s:zombie: one or two characters expected.", rc_name);
+ break;
+ }
+ if (args[1])
+ {
+ if (!strcmp(args[1], "onerror"))
+ {
+ ZombieKey_onerror = 1;
+ } else {
+ OutputMsg(0, "usage: zombie [keys [onerror]]");
+ break;
+ }
+ } else
+ ZombieKey_onerror = 0;
+ ZombieKey_destroy = args[0][0];
+ ZombieKey_resurrect = *argl == 2 ? args[0][1] : 0;
+ }
+ break;
+ case RC_WALL:
+#ifdef MULTIUSER
+ s = D_user->u_name;
+#else
+ s = D_usertty;
+#endif
+ {
+ struct display *olddisplay = display;
+ display = 0; /* no display will cause a broadcast */
+ OutputMsg(0, "%s: %s", s, *args);
+ display = olddisplay;
+ }
+ break;
+ case RC_AT:
+ /* where this AT command comes from: */
+ if (!user)
+ break;
+#ifdef MULTIUSER
+ s = SaveStr(user->u_name);
+ /* DO NOT RETURN FROM HERE WITHOUT RESETTING THIS: */
+ EffectiveAclUser = user;
+#else
+ s = SaveStr(display ? D_usertty : user->u_name);
+#endif
+ n = strlen(args[0]);
+ if (n) n--;
+ /*
+ * the windows/displays loops are quite dangerous here, take extra
+ * care not to trigger landmines. Things may appear/disappear while
+ * we are walking along.
+ */
+ switch (args[0][n])
+ {
+ case '*': /* user */
+ {
+ struct display *nd;
+ struct acluser *u;
+
+ if (!n)
+ u = user;
+ else
+ {
+ for (u = users; u; u = u->u_next)
+ {
+ debug3("strncmp('%s', '%s', %d)\n", *args, u->u_name, n);
+ if (!strncmp(*args, u->u_name, n))
+ break;
+ }
+ if (!u)
+ {
+ args[0][n] = '\0';
+ OutputMsg(0, "Did not find any user matching '%s'", args[0]);
+ break;
+ }
+ }
+ debug1("at all displays of user %s\n", u->u_name);
+ for (display = displays; display; display = nd)
+ {
+ nd = display->d_next;
+ if (D_forecv == 0)
+ continue;
+ flayer = D_forecv->c_layer;
+ fore = D_fore;
+ if (D_user != u)
+ continue;
+ debug1("AT display %s\n", D_usertty);
+ DoCommand(args + 1, argl + 1);
+ if (display)
+ OutputMsg(0, "command from %s: %s %s",
+ s, args[1], args[2] ? args[2] : "");
+ display = NULL;
+ flayer = 0;
+ fore = NULL;
+ }
+ break;
+ }
+ case '%': /* display */
+ {
+ struct display *nd;
+
+ debug1("at display matching '%s'\n", args[0]);
+ for (display = displays; display; display = nd)
+ {
+ nd = display->d_next;
+ if (D_forecv == 0)
+ continue;
+ fore = D_fore;
+ flayer = D_forecv->c_layer;
+ if (strncmp(args[0], D_usertty, n) &&
+ (strncmp("/dev/", D_usertty, 5) ||
+ strncmp(args[0], D_usertty + 5, n)) &&
+ (strncmp("/dev/tty", D_usertty, 8) ||
+ strncmp(args[0], D_usertty + 8, n)))
+ continue;
+ debug1("AT display %s\n", D_usertty);
+ DoCommand(args + 1, argl + 1);
+ if (display)
+ OutputMsg(0, "command from %s: %s %s",
+ s, args[1], args[2] ? args[2] : "");
+ display = NULL;
+ fore = NULL;
+ flayer = 0;
+ }
+ break;
+ }
+ case '#': /* window */
+ n--;
+ /* FALLTHROUGH */
+ default:
+ {
+ struct win *nw;
+ int ch;
+
+ n++;
+ ch = args[0][n];
+ args[0][n] = '\0';
+ if (!*args[0] || (i = WindowByNumber(args[0])) < 0)
+ {
+ args[0][n] = ch; /* must restore string in case of bind */
+ /* try looping over titles */
+ for (fore = windows; fore; fore = nw)
+ {
+ nw = fore->w_next;
+ if (strncmp(args[0], fore->w_title, n))
+ continue;
+ debug2("AT window %d(%s)\n", fore->w_number, fore->w_title);
+ /*
+ * consider this a bug or a feature:
+ * while looping through windows, we have fore AND
+ * display context. This will confuse users who try to
+ * set up loops inside of loops, but often allows to do
+ * what you mean, even when you adress your context wrong.
+ */
+ i = 0;
+ /* XXX: other displays? */
+ if (fore->w_layer.l_cvlist)
+ display = fore->w_layer.l_cvlist->c_display;
+ flayer = fore->w_savelayer ? fore->w_savelayer : &fore->w_layer;
+ DoCommand(args + 1, argl + 1); /* may destroy our display */
+ if (fore && fore->w_layer.l_cvlist)
+ {
+ display = fore->w_layer.l_cvlist->c_display;
+ OutputMsg(0, "command from %s: %s %s",
+ s, args[1], args[2] ? args[2] : "");
+ }
+ }
+ display = NULL;
+ fore = NULL;
+ if (i < 0)
+ OutputMsg(0, "%s: at '%s': no such window.\n", rc_name, args[0]);
+ break;
+ }
+ else if (i < maxwin && (fore = wtab[i]))
+ {
+ args[0][n] = ch; /* must restore string in case of bind */
+ debug2("AT window %d (%s)\n", fore->w_number, fore->w_title);
+ if (fore->w_layer.l_cvlist)
+ display = fore->w_layer.l_cvlist->c_display;
+ flayer = fore->w_savelayer ? fore->w_savelayer : &fore->w_layer;
+ DoCommand(args + 1, argl + 1);
+ if (fore && fore->w_layer.l_cvlist)
+ {
+ display = fore->w_layer.l_cvlist->c_display;
+ OutputMsg(0, "command from %s: %s %s",
+ s, args[1], args[2] ? args[2] : "");
+ }
+ display = NULL;
+ fore = NULL;
+ }
+ else
+ OutputMsg(0, "%s: at [identifier][%%|*|#] command [args]", rc_name);
+ break;
+ }
+ }
+ free(s);
+#ifdef MULTIUSER
+ EffectiveAclUser = NULL;
+#endif
+ break;
+
+#ifdef COPY_PASTE
+ case RC_READREG:
+#ifdef ENCODINGS
+ i = fore ? fore->w_encoding : display ? display->d_encoding : 0;
+ if (args[0] && args[1] && !strcmp(args[0], "-e"))
+ {
+ i = FindEncoding(args[1]);
+ if (i == -1)
+ {
+ OutputMsg(0, "%s: readreg: unknown encoding", rc_name);
+ break;
+ }
+ args += 2;
+ }
+#endif
+ /*
+ * Without arguments we prompt for a destination register.
+ * It will receive the copybuffer contents.
+ * This is not done by RC_PASTE, as we prompt for source
+ * (not dest) there.
+ */
+ if ((s = *args) == NULL)
+ {
+ Input("Copy to register:", 1, INP_RAW, copy_reg_fn, NULL, 0);
+ break;
+ }
+ if (*argl != 1)
+ {
+ OutputMsg(0, "%s: copyreg: character, ^x, or (octal) \\032 expected.", rc_name);
+ break;
+ }
+ ch = args[0][0];
+ /*
+ * With two arguments we *really* read register contents from file
+ */
+ if (args[1])
+ {
+ if (args[2])
+ {
+ OutputMsg(0, "%s: readreg: too many arguments", rc_name);
+ break;
+ }
+ if ((s = ReadFile(args[1], &n)))
+ {
+ struct plop *pp = plop_tab + (int)(unsigned char)ch;
+
+ if (pp->buf)
+ free(pp->buf);
+ pp->buf = s;
+ pp->len = n;
+#ifdef ENCODINGS
+ pp->enc = i;
+#endif
+ }
+ }
+ else
+ /*
+ * with one argument we copy the copybuffer into a specified register
+ * This could be done with RC_PASTE too, but is here to be consistent
+ * with the zero argument call.
+ */
+ copy_reg_fn(&ch, 0, NULL);
+ break;
+#endif
+ case RC_REGISTER:
+#ifdef ENCODINGS
+ i = fore ? fore->w_encoding : display ? display->d_encoding : 0;
+ if (args[0] && args[1] && !strcmp(args[0], "-e"))
+ {
+ i = FindEncoding(args[1]);
+ if (i == -1)
+ {
+ OutputMsg(0, "%s: register: unknown encoding", rc_name);
+ break;
+ }
+ args += 2;
+ argc -= 2;
+ }
+#endif
+ if (argc != 2)
+ {
+ OutputMsg(0, "%s: register: illegal number of arguments.", rc_name);
+ break;
+ }
+ if (*argl != 1)
+ {
+ OutputMsg(0, "%s: register: character, ^x, or (octal) \\032 expected.", rc_name);
+ break;
+ }
+ ch = args[0][0];
+#ifdef COPY_PASTE
+ if (ch == '.')
+ {
+ if (user->u_plop.buf != NULL)
+ UserFreeCopyBuffer(user);
+ if (args[1] && args[1][0])
+ {
+ user->u_plop.buf = SaveStrn(args[1], argl[1]);
+ user->u_plop.len = argl[1];
+#ifdef ENCODINGS
+ user->u_plop.enc = i;
+#endif
+ }
+ }
+ else
+#endif
+ {
+ struct plop *plp = plop_tab + (int)(unsigned char)ch;
+
+ if (plp->buf)
+ free(plp->buf);
+ plp->buf = SaveStrn(args[1], argl[1]);
+ plp->len = argl[1];
+#ifdef ENCODINGS
+ plp->enc = i;
+#endif
+ }
+ break;
+ case RC_PROCESS:
+ if ((s = *args) == NULL)
+ {
+ Input("Process register:", 1, INP_RAW, process_fn, NULL, 0);
+ break;
+ }
+ if (*argl != 1)
+ {
+ OutputMsg(0, "%s: process: character, ^x, or (octal) \\032 expected.", rc_name);
+ break;
+ }
+ ch = args[0][0];
+ process_fn(&ch, 0, NULL);
+ break;
+ case RC_STUFF:
+ s = *args;
+ if (!args[0])
+ {
+ Input("Stuff:", 100, INP_COOKED, StuffFin, NULL, 0);
+ break;
+ }
+ n = *argl;
+ if (args[1])
+ {
+ if (strcmp(s, "-k"))
+ {
+ OutputMsg(0, "%s: stuff: invalid option %s", rc_name, s);
+ break;
+ }
+ s = args[1];
+ for (i = T_CAPS; i < T_OCAPS; i++)
+ if (strcmp(term[i].tcname, s) == 0)
+ break;
+ if (i == T_OCAPS)
+ {
+ OutputMsg(0, "%s: stuff: unknown key '%s'", rc_name, s);
+ break;
+ }
+#ifdef MAPKEYS
+ if (StuffKey(i - T_CAPS) == 0)
+ break;
+#endif
+ s = display ? D_tcs[i].str : 0;
+ if (s == 0)
+ break;
+ n = strlen(s);
+ }
+ while(n)
+ LayProcess(&s, &n);
+ break;
+ case RC_REDISPLAY:
+ Activate(-1);
+ break;
+ case RC_WINDOWS:
+ if (args[0]) {
+ ShowWindowsX(args[0]);
+ break;
+ }
+ ShowWindows(-1);
+ break;
+ case RC_VERSION:
+ OutputMsg(0, "screen %s", version);
+ break;
+ case RC_TIME:
+ if (*args)
+ {
+ timestring = SaveStr(*args);
+ break;
+ }
+ OutputMsg(0, "%s", MakeWinMsg(timestring, fore, '%'));
+ break;
+ case RC_INFO:
+ ShowInfo();
+ break;
+ case RC_DINFO:
+ ShowDInfo();
+ break;
+ case RC_COMMAND:
+ {
+ struct action *ktabp = ktab;
+ if (argc == 2 && !strcmp(*args, "-c"))
+ {
+ if ((ktabp = FindKtab(args[1], 0)) == 0)
+ {
+ OutputMsg(0, "Unknown command class '%s'", args[1]);
+ break;
+ }
+ }
+ if (D_ESCseen != ktab || ktabp != ktab)
+ {
+ if (D_ESCseen != ktabp)
+ {
+ D_ESCseen = ktabp;
+ WindowChanged(fore, 'E');
+ }
+ break;
+ }
+ if (D_ESCseen)
+ {
+ D_ESCseen = 0;
+ WindowChanged(fore, 'E');
+ }
+ }
+ /* FALLTHROUGH */
+ case RC_OTHER:
+ if (MoreWindows())
+ SwitchWindow(display && D_other ? D_other->w_number : NextWindow());
+ break;
+ case RC_META:
+ if (user->u_Esc == -1)
+ break;
+ ch = user->u_Esc;
+ s = &ch;
+ n = 1;
+ LayProcess(&s, &n);
+ break;
+ case RC_XON:
+ ch = Ctrl('q');
+ s = &ch;
+ n = 1;
+ LayProcess(&s, &n);
+ break;
+ case RC_XOFF:
+ ch = Ctrl('s');
+ s = &ch;
+ n = 1;
+ LayProcess(&s, &n);
+ break;
+ case RC_DEFBREAKTYPE:
+ case RC_BREAKTYPE:
+ {
+ static char *types[] = { "TIOCSBRK", "TCSBRK", "tcsendbreak", NULL };
+ extern int breaktype;
+
+ if (*args)
+ {
+ if (ParseNum(act, &n))
+ for (n = 0; n < (int)(sizeof(types)/sizeof(*types)); n++)
+ {
+ for (i = 0; i < 4; i++)
+ {
+ ch = args[0][i];
+ if (ch >= 'a' && ch <= 'z')
+ ch -= 'a' - 'A';
+ if (ch != types[n][i] && (ch + ('a' - 'A')) != types[n][i])
+ break;
+ }
+ if (i == 4)
+ break;
+ }
+ if (n < 0 || n >= (int)(sizeof(types)/sizeof(*types)))
+ OutputMsg(0, "%s invalid, chose one of %s, %s or %s", *args, types[0], types[1], types[2]);
+ else
+ {
+ breaktype = n;
+ OutputMsg(0, "breaktype set to (%d) %s", n, types[n]);
+ }
+ }
+ else
+ OutputMsg(0, "breaktype is (%d) %s", breaktype, types[breaktype]);
+ }
+ break;
+ case RC_POW_BREAK:
+ case RC_BREAK:
+ n = 0;
+ if (*args && ParseNum(act, &n))
+ break;
+ SendBreak(fore, n, nr == RC_POW_BREAK);
+ break;
+#ifdef LOCK
+ case RC_LOCKSCREEN:
+ Detach(D_LOCK);
+ break;
+#endif
+ case RC_WIDTH:
+ case RC_HEIGHT:
+ {
+ int w, h;
+ int what = 0;
+
+ i = 1;
+ if (*args && !strcmp(*args, "-w"))
+ what = 1;
+ else if (*args && !strcmp(*args, "-d"))
+ what = 2;
+ if (what)
+ args++;
+ if (what == 0 && flayer && !display)
+ what = 1;
+ if (what == 1)
+ {
+ if (!flayer)
+ {
+ OutputMsg(0, "%s: %s: window required", rc_name, comms[nr].name);
+ break;
+ }
+ w = flayer->l_width;
+ h = flayer->l_height;
+ }
+ else
+ {
+ if (!display)
+ {
+ OutputMsg(0, "%s: %s: display required", rc_name, comms[nr].name);
+ break;
+ }
+ w = D_width;
+ h = D_height;
+ }
+ if (*args && args[0][0] == '-')
+ {
+ OutputMsg(0, "%s: %s: unknown option %s", rc_name, comms[nr].name, *args);
+ break;
+ }
+ if (nr == RC_HEIGHT)
+ {
+ if (!*args)
+ {
+#define H0height 42
+#define H1height 24
+ if (h == H0height)
+ h = H1height;
+ else if (h == H1height)
+ h = H0height;
+ else if (h > (H0height + H1height) / 2)
+ h = H0height;
+ else
+ h = H1height;
+ }
+ else
+ {
+ h = atoi(*args);
+ if (args[1])
+ w = atoi(args[1]);
+ }
+ }
+ else
+ {
+ if (!*args)
+ {
+ if (w == Z0width)
+ w = Z1width;
+ else if (w == Z1width)
+ w = Z0width;
+ else if (w > (Z0width + Z1width) / 2)
+ w = Z0width;
+ else
+ w = Z1width;
+ }
+ else
+ {
+ w = atoi(*args);
+ if (args[1])
+ h = atoi(args[1]);
+ }
+ }
+ if (*args && args[1] && args[2])
+ {
+ OutputMsg(0, "%s: %s: too many arguments", rc_name, comms[nr].name);
+ break;
+ }
+ if (w <= 0)
+ {
+ OutputMsg(0, "Illegal width");
+ break;
+ }
+ if (h <= 0)
+ {
+ OutputMsg(0, "Illegal height");
+ break;
+ }
+ if (what == 1)
+ {
+ if (flayer->l_width == w && flayer->l_height == h)
+ break;
+ ResizeLayer(flayer, w, h, (struct display *)0);
+ break;
+ }
+ if (D_width == w && D_height == h)
+ break;
+ if (what == 2)
+ {
+ ChangeScreenSize(w, h, 1);
+ }
+ else
+ {
+ if (ResizeDisplay(w, h) == 0)
+ {
+ Activate(D_fore ? D_fore->w_norefresh : 0);
+ /* autofit */
+ ResizeLayer(D_forecv->c_layer, D_forecv->c_xe - D_forecv->c_xs + 1, D_forecv->c_ye - D_forecv->c_ys + 1, 0);
+ break;
+ }
+ if (h == D_height)
+ OutputMsg(0, "Your termcap does not specify how to change the terminal's width to %d.", w);
+ else if (w == D_width)
+ OutputMsg(0, "Your termcap does not specify how to change the terminal's height to %d.", h);
+ else
+ OutputMsg(0, "Your termcap does not specify how to change the terminal's resolution to %dx%d.", w, h);
+ }
+ }
+ break;
+ case RC_DEFDYNAMICTITLE:
+ (void)ParseOnOff(act, &nwin_default.dynamicaka);
+ break;
+ case RC_DYNAMICTITLE:
+ (void)ParseOnOff(act, &fore->w_dynamicaka);
+ break;
+ case RC_TITLE:
+ if (queryflag >= 0)
+ {
+ if (fore)
+ OutputMsg(0, "%s", fore->w_title);
+ else
+ queryflag = -1;
+ break;
+ }
+ if (*args == 0)
+ InputAKA();
+ else
+ ChangeAKA(fore, *args, strlen(*args));
+ break;
+ case RC_COLON:
+ Input(":", MAXSTR, INP_EVERY, Colonfin, NULL, 0);
+ if (*args && **args)
+ {
+ s = *args;
+ n = strlen(s);
+ LayProcess(&s, &n);
+ }
+ break;
+ case RC_LASTMSG:
+ if (D_status_lastmsg)
+ OutputMsg(0, "%s", D_status_lastmsg);
+ break;
+ case RC_SCREEN:
+ DoScreen("key", args);
+ break;
+ case RC_WRAP:
+ if (ParseSwitch(act, &fore->w_wrap) == 0 && msgok)
+ OutputMsg(0, "%cwrap", fore->w_wrap ? '+' : '-');
+ break;
+ case RC_FLOW:
+ if (*args)
+ {
+ if (args[0][0] == 'a')
+ {
+ fore->w_flow = (fore->w_flow & FLOW_AUTO) ? FLOW_AUTOFLAG |FLOW_AUTO|FLOW_NOW : FLOW_AUTOFLAG;
+ }
+ else
+ {
+ if (ParseOnOff(act, &n))
+ break;
+ fore->w_flow = (fore->w_flow & FLOW_AUTO) | n;
+ }
+ }
+ else
+ {
+ if (fore->w_flow & FLOW_AUTOFLAG)
+ fore->w_flow = (fore->w_flow & FLOW_AUTO) | FLOW_NOW;
+ else if (fore->w_flow & FLOW_NOW)
+ fore->w_flow &= ~FLOW_NOW;
+ else
+ fore->w_flow = fore->w_flow ? FLOW_AUTOFLAG|FLOW_AUTO|FLOW_NOW : FLOW_AUTOFLAG;
+ }
+ SetFlow(fore->w_flow & FLOW_NOW);
+ if (msgok)
+ OutputMsg(0, "%cflow%s", (fore->w_flow & FLOW_NOW) ? '+' : '-',
+ (fore->w_flow & FLOW_AUTOFLAG) ? "(auto)" : "");
+ break;
+#ifdef MULTIUSER
+ case RC_DEFWRITELOCK:
+ if (args[0][0] == 'a')
+ nwin_default.wlock = WLOCK_AUTO;
+ else
+ {
+ if (ParseOnOff(act, &n))
+ break;
+ nwin_default.wlock = n ? WLOCK_ON : WLOCK_OFF;
+ }
+ break;
+ case RC_WRITELOCK:
+ if (*args)
+ {
+ if (args[0][0] == 'a')
+ {
+ fore->w_wlock = WLOCK_AUTO;
+ }
+ else
+ {
+ if (ParseOnOff(act, &n))
+ break;
+ fore->w_wlock = n ? WLOCK_ON : WLOCK_OFF;
+ }
+ /*
+ * user may have permission to change the writelock setting,
+ * but he may never aquire the lock himself without write permission
+ */
+ if (!AclCheckPermWin(D_user, ACL_WRITE, fore))
+ fore->w_wlockuser = D_user;
+ }
+ OutputMsg(0, "writelock %s", (fore->w_wlock == WLOCK_AUTO) ? "auto" :
+ ((fore->w_wlock == WLOCK_OFF) ? "off" : "on"));
+ break;
+#endif
+ case RC_CLEAR:
+ ResetAnsiState(fore);
+ WriteString(fore, "\033[H\033[J", 6);
+ break;
+ case RC_RESET:
+ ResetAnsiState(fore);
+#ifdef ZMODEM
+ if (fore->w_zdisplay)
+ zmodem_abort(fore, fore->w_zdisplay);
+#endif
+ WriteString(fore, "\033c", 2);
+ break;
+ case RC_MONITOR:
+ n = fore->w_monitor != MON_OFF;
+#ifdef MULTIUSER
+ if (display)
+ n = n && (ACLBYTE(fore->w_mon_notify, D_user->u_id) & ACLBIT(D_user->u_id));
+#endif
+ if (ParseSwitch(act, &n))
+ break;
+ if (n)
+ {
+#ifdef MULTIUSER
+ if (display) /* we tell only this user */
+ ACLBYTE(fore->w_mon_notify, D_user->u_id) |= ACLBIT(D_user->u_id);
+ else
+ for (i = 0; i < maxusercount; i++)
+ ACLBYTE(fore->w_mon_notify, i) |= ACLBIT(i);
+#endif
+ if (fore->w_monitor == MON_OFF)
+ fore->w_monitor = MON_ON;
+ OutputMsg(0, "Window %d (%s) is now being monitored for all activity.", fore->w_number, fore->w_title);
+ }
+ else
+ {
+#ifdef MULTIUSER
+ if (display) /* we remove only this user */
+ ACLBYTE(fore->w_mon_notify, D_user->u_id)
+ &= ~ACLBIT(D_user->u_id);
+ else
+ for (i = 0; i < maxusercount; i++)
+ ACLBYTE(fore->w_mon_notify, i) &= ~ACLBIT(i);
+ for (i = maxusercount - 1; i >= 0; i--)
+ if (ACLBYTE(fore->w_mon_notify, i))
+ break;
+ if (i < 0)
+#endif
+ fore->w_monitor = MON_OFF;
+ OutputMsg(0, "Window %d (%s) is no longer being monitored for activity.", fore->w_number, fore->w_title);
+ }
+ break;
+#ifdef MULTI
+ case RC_DISPLAYS:
+ display_displays();
+ break;
+#endif
+ case RC_WINDOWLIST:
+ if (!*args)
+ display_windows(0, WLIST_NUM, (struct win *)0);
+ else if (!strcmp(*args, "string"))
+ {
+ if (args[1])
+ {
+ if (wliststr)
+ free(wliststr);
+ wliststr = SaveStr(args[1]);
+ }
+ if (msgok)
+ OutputMsg(0, "windowlist string is '%s'", wliststr);
+ }
+ else if (!strcmp(*args, "title"))
+ {
+ if (args[1])
+ {
+ if (wlisttit)
+ free(wlisttit);
+ wlisttit = SaveStr(args[1]);
+ }
+ if (msgok)
+ OutputMsg(0, "windowlist title is '%s'", wlisttit);
+ }
+ else
+ {
+ int flag = 0;
+ int blank = 0;
+ for (i = 0; i < argc; i++)
+ if (!args[i])
+ continue;
+ else if (!strcmp(args[i], "-m"))
+ flag |= WLIST_MRU;
+ else if (!strcmp(args[i], "-b"))
+ blank = 1;
+ else if (!strcmp(args[i], "-g"))
+ flag |= WLIST_NESTED;
+ else
+ {
+ OutputMsg(0, "usage: windowlist [-b] [-g] [-m] [string [string] | title [title]]");
+ break;
+ }
+ if (i == argc)
+ display_windows(blank, flag, (struct win *)0);
+ }
+ break;
+ case RC_HELP:
+ if (argc == 2 && !strcmp(*args, "-c"))
+ {
+ struct action *ktabp;
+ if ((ktabp = FindKtab(args[1], 0)) == 0)
+ {
+ OutputMsg(0, "Unknown command class '%s'", args[1]);
+ break;
+ }
+ display_help(args[1], ktabp);
+ }
+ else
+ display_help((char *)0, ktab);
+ break;
+ case RC_LICENSE:
+ display_copyright();
+ break;
+#ifdef COPY_PASTE
+ case RC_COPY:
+ if (flayer->l_layfn != &WinLf)
+ {
+ OutputMsg(0, "Must be on a window layer");
+ break;
+ }
+ MarkRoutine();
+ WindowChanged(fore, 'P');
+ break;
+ case RC_HISTORY:
+ {
+ static char *pasteargs[] = {".", 0};
+ static int pasteargl[] = {1};
+
+ if (flayer->l_layfn != &WinLf)
+ {
+ OutputMsg(0, "Must be on a window layer");
+ break;
+ }
+ if (GetHistory() == 0)
+ break;
+ if (user->u_plop.buf == NULL)
+ break;
+ args = pasteargs;
+ argl = pasteargl;
+ }
+ /*FALLTHROUGH*/
+ case RC_PASTE:
+ {
+ char *ss, *dbuf, dch;
+ int l = 0;
+# ifdef ENCODINGS
+ int enc = -1;
+# endif
+
+ /*
+ * without args we prompt for one(!) register to be pasted in the window
+ */
+ if ((s = *args) == NULL)
+ {
+ Input("Paste from register:", 1, INP_RAW, ins_reg_fn, NULL, 0);
+ break;
+ }
+ if (args[1] == 0 && !fore) /* no window? */
+ break;
+ /*
+ * with two arguments we paste into a destination register
+ * (no window needed here).
+ */
+ if (args[1] && argl[1] != 1)
+ {
+ OutputMsg(0, "%s: paste destination: character, ^x, or (octal) \\032 expected.",
+ rc_name);
+ break;
+ }
+# ifdef ENCODINGS
+ else if (fore)
+ enc = fore->w_encoding;
+# endif
+
+ /*
+ * measure length of needed buffer
+ */
+ for (ss = s = *args; (ch = *ss); ss++)
+ {
+ if (ch == '.')
+ {
+# ifdef ENCODINGS
+ if (enc == -1)
+ enc = user->u_plop.enc;
+ if (enc != user->u_plop.enc)
+ l += RecodeBuf((unsigned char *)user->u_plop.buf, user->u_plop.len, user->u_plop.enc, enc, (unsigned char *)0);
+ else
+# endif
+ l += user->u_plop.len;
+ }
+ else
+ {
+# ifdef ENCODINGS
+ if (enc == -1)
+ enc = plop_tab[(int)(unsigned char)ch].enc;
+ if (enc != plop_tab[(int)(unsigned char)ch].enc)
+ l += RecodeBuf((unsigned char *)plop_tab[(int)(unsigned char)ch].buf, plop_tab[(int)(unsigned char)ch].len, plop_tab[(int)(unsigned char)ch].enc, enc, (unsigned char *)0);
+ else
+# endif
+ l += plop_tab[(int)(unsigned char)ch].len;
+ }
+ }
+ if (l == 0)
+ {
+ OutputMsg(0, "empty buffer");
+ break;
+ }
+ /*
+ * shortcut:
+ * if there is only one source and the destination is a window, then
+ * pass a pointer rather than duplicating the buffer.
+ */
+ if (s[1] == 0 && args[1] == 0)
+# ifdef ENCODINGS
+ if (enc == (*s == '.' ? user->u_plop.enc : plop_tab[(int)(unsigned char)*s].enc))
+# endif
+ {
+ MakePaster(&fore->w_paster, *s == '.' ? user->u_plop.buf : plop_tab[(int)(unsigned char)*s].buf, l, 0);
+ break;
+ }
+ /*
+ * if no shortcut, we construct a buffer
+ */
+ if ((dbuf = (char *)malloc(l)) == 0)
+ {
+ OutputMsg(0, "%s", strnomem);
+ break;
+ }
+ l = 0;
+ /*
+ * concatenate all sources into our own buffer, copy buffer is
+ * special and is skipped if no display exists.
+ */
+ for (ss = s; (ch = *ss); ss++)
+ {
+ struct plop *pp = (ch == '.' ? &user->u_plop : &plop_tab[(int)(unsigned char)ch]);
+#ifdef ENCODINGS
+ if (pp->enc != enc)
+ {
+ l += RecodeBuf((unsigned char *)pp->buf, pp->len, pp->enc, enc, (unsigned char *)dbuf + l);
+ continue;
+ }
+#endif
+ bcopy(pp->buf, dbuf + l, pp->len);
+ l += pp->len;
+ }
+ /*
+ * when called with one argument we paste our buffer into the window
+ */
+ if (args[1] == 0)
+ {
+ MakePaster(&fore->w_paster, dbuf, l, 1);
+ }
+ else
+ {
+ /*
+ * we have two arguments, the second is already in dch.
+ * use this as destination rather than the window.
+ */
+ dch = args[1][0];
+ if (dch == '.')
+ {
+ if (user->u_plop.buf != NULL)
+ UserFreeCopyBuffer(user);
+ user->u_plop.buf = dbuf;
+ user->u_plop.len = l;
+#ifdef ENCODINGS
+ user->u_plop.enc = enc;
+#endif
+ }
+ else
+ {
+ struct plop *pp = plop_tab + (int)(unsigned char)dch;
+ if (pp->buf)
+ free(pp->buf);
+ pp->buf = dbuf;
+ pp->len = l;
+#ifdef ENCODINGS
+ pp->enc = enc;
+#endif
+ }
+ }
+ break;
+ }
+ case RC_WRITEBUF:
+ if (!user->u_plop.buf)
+ {
+ OutputMsg(0, "empty buffer");
+ break;
+ }
+#ifdef ENCODINGS
+ {
+ struct plop oldplop;
+
+ oldplop = user->u_plop;
+ if (args[0] && args[1] && !strcmp(args[0], "-e"))
+ {
+ int enc, l;
+ char *newbuf;
+
+ enc = FindEncoding(args[1]);
+ if (enc == -1)
+ {
+ OutputMsg(0, "%s: writebuf: unknown encoding", rc_name);
+ break;
+ }
+ if (enc != oldplop.enc)
+ {
+ l = RecodeBuf((unsigned char *)oldplop.buf, oldplop.len, oldplop.enc, enc, (unsigned char *)0);
+ newbuf = malloc(l + 1);
+ if (!newbuf)
+ {
+ OutputMsg(0, "%s", strnomem);
+ break;
+ }
+ user->u_plop.len = RecodeBuf((unsigned char *)oldplop.buf, oldplop.len, oldplop.enc, enc, (unsigned char *)newbuf);
+ user->u_plop.buf = newbuf;
+ user->u_plop.enc = enc;
+ }
+ args += 2;
+ }
+#endif
+ if (args[0] && args[1])
+ OutputMsg(0, "%s: writebuf: too many arguments", rc_name);
+ else
+ WriteFile(user, args[0], DUMP_EXCHANGE);
+#ifdef ENCODINGS
+ if (user->u_plop.buf != oldplop.buf)
+ free(user->u_plop.buf);
+ user->u_plop = oldplop;
+ }
+#endif
+ break;
+ case RC_READBUF:
+#ifdef ENCODINGS
+ i = fore ? fore->w_encoding : display ? display->d_encoding : 0;
+ if (args[0] && args[1] && !strcmp(args[0], "-e"))
+ {
+ i = FindEncoding(args[1]);
+ if (i == -1)
+ {
+ OutputMsg(0, "%s: readbuf: unknown encoding", rc_name);
+ break;
+ }
+ args += 2;
+ }
+#endif
+ if (args[0] && args[1])
+ {
+ OutputMsg(0, "%s: readbuf: too many arguments", rc_name);
+ break;
+ }
+ if ((s = ReadFile(args[0] ? args[0] : BufferFile, &n)))
+ {
+ if (user->u_plop.buf)
+ UserFreeCopyBuffer(user);
+ user->u_plop.len = n;
+ user->u_plop.buf = s;
+#ifdef ENCODINGS
+ user->u_plop.enc = i;
+#endif
+ }
+ break;
+ case RC_REMOVEBUF:
+ KillBuffers();
+ break;
+ case RC_IGNORECASE:
+ (void)ParseSwitch(act, &search_ic);
+ if (msgok)
+ OutputMsg(0, "Will %signore case in searches", search_ic ? "" : "not ");
+ break;
+#endif /* COPY_PASTE */
+ case RC_ESCAPE:
+ if (*argl == 0)
+ SetEscape(user, -1, -1);
+ else if (*argl == 2)
+ SetEscape(user, (int)(unsigned char)args[0][0], (int)(unsigned char)args[0][1]);
+ else
+ {
+ OutputMsg(0, "%s: two characters required after escape.", rc_name);
+ break;
+ }
+ /* Change defescape if master user. This is because we only
+ * have one ktab.
+ */
+ if (display && user != users)
+ break;
+ /* FALLTHROUGH */
+ case RC_DEFESCAPE:
+ if (*argl == 0)
+ SetEscape(NULL, -1, -1);
+ else if (*argl == 2)
+ SetEscape(NULL, (int)(unsigned char)args[0][0], (int)(unsigned char)args[0][1]);
+ else
+ {
+ OutputMsg(0, "%s: two characters required after defescape.", rc_name);
+ break;
+ }
+#ifdef MAPKEYS
+ CheckEscape();
+#endif
+ break;
+ case RC_CHDIR:
+ s = *args ? *args : home;
+ if (chdir(s) == -1)
+ OutputMsg(errno, "%s", s);
+ break;
+ case RC_SHELL:
+ case RC_DEFSHELL:
+ if (ParseSaveStr(act, &ShellProg) == 0)
+ ShellArgs[0] = ShellProg;
+ break;
+ case RC_HARDCOPYDIR:
+ if (*args)
+ (void)ParseSaveStr(act, &hardcopydir);
+ if (msgok)
+ OutputMsg(0, "hardcopydir is %s\n", hardcopydir && *hardcopydir ? hardcopydir : "<cwd>");
+ break;
+ case RC_LOGFILE:
+ if (*args)
+ {
+ char buf[1024];
+ if (args[1] && !(strcmp(*args, "flush")))
+ {
+ log_flush = atoi(args[1]);
+ if (msgok)
+ OutputMsg(0, "log flush timeout set to %ds\n", log_flush);
+ break;
+ }
+ if (ParseSaveStr(act, &screenlogfile))
+ break;
+ if (fore && fore->w_log)
+ if (DoStartLog(fore, buf, sizeof(buf)))
+ OutputMsg(0, "Error opening logfile \"%s\"", buf);
+ if (!msgok)
+ break;
+ }
+ OutputMsg(0, "logfile is '%s'", screenlogfile);
+ break;
+ case RC_LOGTSTAMP:
+ if (!*args || !strcmp(*args, "on") || !strcmp(*args, "off"))
+ {
+ if (ParseSwitch(act, &logtstamp_on) == 0 && msgok)
+ OutputMsg(0, "timestamps turned %s", logtstamp_on ? "on" : "off");
+ }
+ else if (!strcmp(*args, "string"))
+ {
+ if (args[1])
+ {
+ if (logtstamp_string)
+ free(logtstamp_string);
+ logtstamp_string = SaveStr(args[1]);
+ }
+ if (msgok)
+ OutputMsg(0, "logfile timestamp is '%s'", logtstamp_string);
+ }
+ else if (!strcmp(*args, "after"))
+ {
+ if (args[1])
+ {
+ logtstamp_after = atoi(args[1]);
+ if (!msgok)
+ break;
+ }
+ OutputMsg(0, "timestamp printed after %ds\n", logtstamp_after);
+ }
+ else
+ OutputMsg(0, "usage: logtstamp [after [n]|string [str]|on|off]");
+ break;
+ case RC_SHELLTITLE:
+ (void)ParseSaveStr(act, &nwin_default.aka);
+ break;
+ case RC_TERMCAP:
+ case RC_TERMCAPINFO:
+ case RC_TERMINFO:
+ if (!rc_name || !*rc_name)
+ OutputMsg(0, "Sorry, too late now. Place that in your .screenrc file.");
+ break;
+ case RC_SLEEP:
+ break; /* Already handled */
+ case RC_TERM:
+ s = NULL;
+ if (ParseSaveStr(act, &s))
+ break;
+ if (strlen(s) > MAXTERMLEN)
+ {
+ OutputMsg(0, "%s: term: argument too long ( < %d)", rc_name, MAXTERMLEN);
+ free(s);
+ break;
+ }
+ strncpy(screenterm, s, MAXTERMLEN);
+ screenterm[MAXTERMLEN] = '\0';
+ free(s);
+ debug1("screenterm set to %s\n", screenterm);
+ MakeTermcap((display == 0));
+ debug("new termcap made\n");
+ break;
+ case RC_ECHO:
+ if (!msgok && (!rc_name || strcmp(rc_name, "-X")))
+ break;
+ /*
+ * user typed ^A:echo... well, echo isn't FinishRc's job,
+ * but as he wanted to test us, we show good will
+ */
+ if (argc > 1 && !strcmp(*args, "-n"))
+ {
+ args++;
+ argc--;
+ }
+ s = *args;
+ if (argc > 1 && !strcmp(*args, "-p"))
+ {
+ args++;
+ argc--;
+ s = *args;
+ if (s)
+ s = MakeWinMsg(s, fore, '%');
+ }
+ if (s)
+ OutputMsg(0, "%s", s);
+ else
+ {
+ OutputMsg(0, "%s: 'echo [-n] [-p] \"string\"' expected.", rc_name);
+ queryflag = -1;
+ }
+ break;
+ case RC_BELL:
+ case RC_BELL_MSG:
+ if (*args == 0)
+ {
+ char buf[256];
+ AddXChars(buf, sizeof(buf), BellString);
+ OutputMsg(0, "bell_msg is '%s'", buf);
+ break;
+ }
+ (void)ParseSaveStr(act, &BellString);
+ break;
+#ifdef COPY_PASTE
+ case RC_BUFFERFILE:
+ if (*args == 0)
+ BufferFile = SaveStr(DEFAULT_BUFFERFILE);
+ else if (ParseSaveStr(act, &BufferFile))
+ break;
+ if (msgok)
+ OutputMsg(0, "Bufferfile is now '%s'", BufferFile);
+ break;
+#endif
+ case RC_ACTIVITY:
+ (void)ParseSaveStr(act, &ActivityString);
+ break;
+#if defined(DETACH) && defined(POW_DETACH)
+ case RC_POW_DETACH_MSG:
+ if (*args == 0)
+ {
+ char buf[256];
+ AddXChars(buf, sizeof(buf), PowDetachString);
+ OutputMsg(0, "pow_detach_msg is '%s'", buf);
+ break;
+ }
+ (void)ParseSaveStr(act, &PowDetachString);
+ break;
+#endif
+#if defined(UTMPOK) && defined(LOGOUTOK)
+ case RC_LOGIN:
+ n = fore->w_slot != (slot_t)-1;
+ if (*args && !strcmp(*args, "always"))
+ {
+ fore->w_lflag = 3;
+ if (!displays && n)
+ SlotToggle(n);
+ break;
+ }
+ if (*args && !strcmp(*args, "attached"))
+ {
+ fore->w_lflag = 1;
+ if (!displays && n)
+ SlotToggle(0);
+ break;
+ }
+ if (ParseSwitch(act, &n) == 0)
+ SlotToggle(n);
+ break;
+ case RC_DEFLOGIN:
+ if (!strcmp(*args, "always"))
+ nwin_default.lflag |= 2;
+ else if (!strcmp(*args, "attached"))
+ nwin_default.lflag &= ~2;
+ else
+ (void)ParseOnOff(act, &nwin_default.lflag);
+ break;
+#endif
+ case RC_DEFFLOW:
+ if (args[0] && args[1] && args[1][0] == 'i')
+ {
+ iflag = 1;
+ for (display = displays; display; display = display->d_next)
+ {
+ if (!D_flow)
+ continue;
+#if defined(TERMIO) || defined(POSIX)
+ D_NewMode.tio.c_cc[VINTR] = D_OldMode.tio.c_cc[VINTR];
+ D_NewMode.tio.c_lflag |= ISIG;
+#else /* TERMIO || POSIX */
+ D_NewMode.m_tchars.t_intrc = D_OldMode.m_tchars.t_intrc;
+#endif /* TERMIO || POSIX */
+ SetTTY(D_userfd, &D_NewMode);
+ }
+ }
+ if (args[0] && args[0][0] == 'a')
+ nwin_default.flowflag = FLOW_AUTOFLAG;
+ else
+ (void)ParseOnOff(act, &nwin_default.flowflag);
+ break;
+ case RC_DEFWRAP:
+ (void)ParseOnOff(act, &nwin_default.wrap);
+ break;
+ case RC_DEFC1:
+ (void)ParseOnOff(act, &nwin_default.c1);
+ break;
+#ifdef COLOR
+ case RC_DEFBCE:
+ (void)ParseOnOff(act, &nwin_default.bce);
+ break;
+#endif
+ case RC_DEFGR:
+ (void)ParseOnOff(act, &nwin_default.gr);
+ break;
+ case RC_DEFMONITOR:
+ if (ParseOnOff(act, &n) == 0)
+ nwin_default.monitor = (n == 0) ? MON_OFF : MON_ON;
+ break;
+ case RC_DEFMOUSETRACK:
+ if (ParseOnOff(act, &n) == 0)
+ defmousetrack = (n == 0) ? 0 : 1000;
+ break;
+ case RC_MOUSETRACK:
+ if (!args[0])
+ {
+ OutputMsg(0, "Mouse tracking for this display is turned %s", D_mousetrack ? "on" : "off");
+ }
+ else if (ParseOnOff(act, &n) == 0)
+ {
+ D_mousetrack = n == 0 ? 0 : 1000;
+ if (D_fore)
+ MouseMode(D_fore->w_mouse);
+ }
+ break;
+ case RC_DEFSILENCE:
+ if (ParseOnOff(act, &n) == 0)
+ nwin_default.silence = (n == 0) ? SILENCE_OFF : SILENCE_ON;
+ break;
+ case RC_VERBOSE:
+ if (!*args)
+ OutputMsg(0, "W%s echo command when creating windows.",
+ VerboseCreate ? "ill" : "on't");
+ else if (ParseOnOff(act, &n) == 0)
+ VerboseCreate = n;
+ break;
+ case RC_HARDSTATUS:
+ if (display)
+ {
+ OutputMsg(0, "%s", ""); /* wait till mintime (keep gcc quiet) */
+ RemoveStatus();
+ }
+ if (args[0] && strcmp(args[0], "on") && strcmp(args[0], "off"))
+ {
+ struct display *olddisplay = display;
+ int old_use, new_use = -1;
+
+ s = args[0];
+ if (!strncmp(s, "always", 6))
+ s += 6;
+ if (!strcmp(s, "firstline"))
+ new_use = HSTATUS_FIRSTLINE;
+ else if (!strcmp(s, "lastline"))
+ new_use = HSTATUS_LASTLINE;
+ else if (!strcmp(s, "ignore"))
+ new_use = HSTATUS_IGNORE;
+ else if (!strcmp(s, "message"))
+ new_use = HSTATUS_MESSAGE;
+ else if (!strcmp(args[0], "string"))
+ {
+ if (!args[1])
+ {
+ char buf[256];
+ AddXChars(buf, sizeof(buf), hstatusstring);
+ OutputMsg(0, "hardstatus string is '%s'", buf);
+ break;
+ }
+ }
+ else
+ {
+ OutputMsg(0, "%s: usage: hardstatus [always]lastline|ignore|message|string [string]", rc_name);
+ break;
+ }
+ if (new_use != -1)
+ {
+ hardstatusemu = new_use | (s == args[0] ? 0 : HSTATUS_ALWAYS);
+ for (display = displays; display; display = display->d_next)
+ {
+ RemoveStatus();
+ new_use = hardstatusemu & ~HSTATUS_ALWAYS;
+ if (D_HS && s == args[0])
+ new_use = HSTATUS_HS;
+ ShowHStatus((char *)0);
+ old_use = D_has_hstatus;
+ D_has_hstatus = new_use;
+ if ((new_use == HSTATUS_LASTLINE && old_use != HSTATUS_LASTLINE) || (new_use != HSTATUS_LASTLINE && old_use == HSTATUS_LASTLINE))
+ ChangeScreenSize(D_width, D_height, 1);
+ if ((new_use == HSTATUS_FIRSTLINE && old_use != HSTATUS_FIRSTLINE) || (new_use != HSTATUS_FIRSTLINE && old_use == HSTATUS_FIRSTLINE))
+ ChangeScreenSize(D_width, D_height, 1);
+ RefreshHStatus();
+ }
+ }
+ if (args[1])
+ {
+ if (hstatusstring)
+ free(hstatusstring);
+ hstatusstring = SaveStr(args[1]);
+ for (display = displays; display; display = display->d_next)
+ RefreshHStatus();
+ }
+ display = olddisplay;
+ break;
+ }
+ (void)ParseSwitch(act, &use_hardstatus);
+ if (msgok)
+ OutputMsg(0, "messages displayed on %s", use_hardstatus ? "hardstatus line" : "window");
+ break;
+ case RC_CAPTION:
+ if (strcmp(args[0], "always") == 0 || strcmp(args[0], "splitonly") == 0)
+ {
+ struct display *olddisplay = display;
+
+ captionalways = args[0][0] == 'a';
+ for (display = displays; display; display = display->d_next)
+ ChangeScreenSize(D_width, D_height, 1);
+ display = olddisplay;
+ }
+ else if (strcmp(args[0], "string") == 0)
+ {
+ if (!args[1])
+ {
+ char buf[256];
+ AddXChars(buf, sizeof(buf), captionstring);
+ OutputMsg(0, "caption string is '%s'", buf);
+ break;
+ }
+ }
+ else
+ {
+ OutputMsg(0, "%s: usage: caption always|splitonly|string <string>", rc_name);
+ break;
+ }
+ if (!args[1])
+ break;
+ if (captionstring)
+ free(captionstring);
+ captionstring = SaveStr(args[1]);
+ RedisplayDisplays(0);
+ break;
+ case RC_CONSOLE:
+ n = (console_window != 0);
+ if (ParseSwitch(act, &n))
+ break;
+ if (TtyGrabConsole(fore->w_ptyfd, n, rc_name))
+ break;
+ if (n == 0)
+ OutputMsg(0, "%s: releasing console %s", rc_name, HostName);
+ else if (console_window)
+ OutputMsg(0, "%s: stealing console %s from window %d (%s)", rc_name,
+ HostName, console_window->w_number, console_window->w_title);
+ else
+ OutputMsg(0, "%s: grabbing console %s", rc_name, HostName);
+ console_window = n ? fore : 0;
+ break;
+ case RC_ALLPARTIAL:
+ if (ParseOnOff(act, &all_norefresh))
+ break;
+ if (!all_norefresh && fore)
+ Activate(-1);
+ if (msgok)
+ OutputMsg(0, all_norefresh ? "No refresh on window change!\n" :
+ "Window specific refresh\n");
+ break;
+ case RC_PARTIAL:
+ (void)ParseSwitch(act, &n);
+ fore->w_norefresh = n;
+ break;
+ case RC_VBELL:
+ if (ParseSwitch(act, &visual_bell) || !msgok)
+ break;
+ if (visual_bell == 0)
+ OutputMsg(0, "switched to audible bell.");
+ else
+ OutputMsg(0, "switched to visual bell.");
+ break;
+ case RC_VBELLWAIT:
+ if (ParseNum1000(act, &VBellWait) == 0 && msgok)
+ OutputMsg(0, "vbellwait set to %.10g seconds", VBellWait/1000.);
+ break;
+ case RC_MSGWAIT:
+ if (ParseNum1000(act, &MsgWait) == 0 && msgok)
+ OutputMsg(0, "msgwait set to %.10g seconds", MsgWait/1000.);
+ break;
+ case RC_MSGMINWAIT:
+ if (ParseNum1000(act, &MsgMinWait) == 0 && msgok)
+ OutputMsg(0, "msgminwait set to %.10g seconds", MsgMinWait/1000.);
+ break;
+ case RC_SILENCEWAIT:
+ if (ParseNum(act, &SilenceWait))
+ break;
+ if (SilenceWait < 1)
+ SilenceWait = 1;
+ for (p = windows; p; p = p->w_next)
+ p->w_silencewait = SilenceWait;
+ if (msgok)
+ OutputMsg(0, "silencewait set to %d seconds", SilenceWait);
+ break;
+ case RC_BUMPRIGHT:
+ if (fore->w_number < NextWindow())
+ WindowChangeNumber(fore->w_number, NextWindow());
+ break;
+ case RC_BUMPLEFT:
+ if (fore->w_number > PreviousWindow())
+ WindowChangeNumber(fore->w_number, PreviousWindow());
+ break;
+ case RC_COLLAPSE:
+ CollapseWindowlist();
+ break;
+ case RC_NUMBER:
+ if (*args == 0)
+ OutputMsg(0, queryflag >= 0 ? "%d (%s)" : "This is window %d (%s).", fore->w_number, fore->w_title);
+ else
+ {
+ int old = fore->w_number;
+ int rel = 0, parse;
+ if (args[0][0] == '+')
+ rel = 1;
+ else if (args[0][0] == '-')
+ rel = -1;
+ if (rel)
+ ++act->args[0];
+ parse = ParseNum(act, &n);
+ if (rel)
+ --act->args[0];
+ if (parse)
+ break;
+ if (rel > 0)
+ n += old;
+ else if (rel < 0)
+ n = old - n;
+ if (!WindowChangeNumber(old, n))
+ {
+ /* Window number could not be changed. */
+ queryflag = -1;
+ return;
+ }
+ }
+ break;
+
+ case RC_ZOMBIE_TIMEOUT:
+ if (argc != 1) {
+ Msg(0, "Setting zombie polling needs a timeout arg\n");
+ break;
+ }
+
+ nwin_default.poll_zombie_timeout = atoi(args[0]);
+ if (fore)
+ fore->w_poll_zombie_timeout = nwin_default.poll_zombie_timeout;
+ debug1("Setting zombie polling to %d\n", nwin_default.poll_zombie_timeout);
+ break;
+
+ case RC_SORT:
+ if (fore) {
+ /* Better do not allow this. Not sure what the utmp stuff in number
+ * command above is for (you get four entries in e.g. /var/log/wtmp
+ * per number switch). But I don't know enough about this.
+ */
+ Msg(0, "Sorting inside a window is not allowed. Push CTRL-a \" "
+ "and try again\n");
+ break;
+ }
+ /*
+ * Simple sort algorithm: Look out for the smallest, put it
+ * to the first place, look out for the 2nd smallest, ...
+ */
+ for (i = 0; i < maxwin ; i++) {
+ if (wtab[i] == NULL)
+ continue;
+ n = i;
+
+ for (nr = i + 1; nr < maxwin; nr++) {
+ if (wtab[nr] == NULL)
+ continue;
+ debug2("Testing window %d and %d.\n", nr, n);
+ if (strcmp(wtab[nr]->w_title,wtab[n]->w_title) < 0)
+ n = nr;
+ }
+
+ if (n != i) {
+ debug2("Exchange window %d and %d.\n", i, n);
+ p = wtab[n];
+ wtab[n] = wtab[i];
+ wtab[i] = p;
+ wtab[n]->w_number = n;
+ wtab[i]->w_number = i;
+#ifdef MULTIUSER
+ /* exchange the acls for these windows. */
+ AclWinSwap(i, n);
+#endif
+ }
+ }
+ WindowChanged((struct win *)0, 0);
+ break;
+
+ case RC_SILENCE:
+ n = fore->w_silence != 0;
+ i = fore->w_silencewait;
+ if (args[0] && (args[0][0] == '-' || (args[0][0] >= '0' && args[0][0] <= '9')))
+ {
+ if (ParseNum(act, &i))
+ break;
+ n = i > 0;
+ }
+ else if (ParseSwitch(act, &n))
+ break;
+ if (n)
+ {
+#ifdef MULTIUSER
+ if (display) /* we tell only this user */
+ ACLBYTE(fore->w_lio_notify, D_user->u_id) |= ACLBIT(D_user->u_id);
+ else
+ for (n = 0; n < maxusercount; n++)
+ ACLBYTE(fore->w_lio_notify, n) |= ACLBIT(n);
+#endif
+ fore->w_silencewait = i;
+ fore->w_silence = SILENCE_ON;
+ SetTimeout(&fore->w_silenceev, fore->w_silencewait * 1000);
+ evenq(&fore->w_silenceev);
+
+ if (!msgok)
+ break;
+ OutputMsg(0, "The window is now being monitored for %d sec. silence.", fore->w_silencewait);
+ }
+ else
+ {
+#ifdef MULTIUSER
+ if (display) /* we remove only this user */
+ ACLBYTE(fore->w_lio_notify, D_user->u_id)
+ &= ~ACLBIT(D_user->u_id);
+ else
+ for (n = 0; n < maxusercount; n++)
+ ACLBYTE(fore->w_lio_notify, n) &= ~ACLBIT(n);
+ for (i = maxusercount - 1; i >= 0; i--)
+ if (ACLBYTE(fore->w_lio_notify, i))
+ break;
+ if (i < 0)
+#endif
+ {
+ fore->w_silence = SILENCE_OFF;
+ evdeq(&fore->w_silenceev);
+ }
+ if (!msgok)
+ break;
+ OutputMsg(0, "The window is no longer being monitored for silence.");
+ }
+ break;
+#ifdef COPY_PASTE
+ case RC_DEFSCROLLBACK:
+ (void)ParseNum(act, &nwin_default.histheight);
+ break;
+ case RC_SCROLLBACK:
+ if (flayer->l_layfn == &MarkLf)
+ {
+ OutputMsg(0, "Cannot resize scrollback buffer in copy/scrollback mode.");
+ break;
+ }
+ (void)ParseNum(act, &n);
+ ChangeWindowSize(fore, fore->w_width, fore->w_height, n);
+ if (msgok)
+ OutputMsg(0, "scrollback set to %d", fore->w_histheight);
+ break;
+#endif
+ case RC_SESSIONNAME:
+ if (*args == 0)
+ OutputMsg(0, "This session is named '%s'\n", SockName);
+ else
+ {
+ char buf[MAXPATHLEN];
+
+ s = 0;
+ if (ParseSaveStr(act, &s))
+ break;
+ if (!*s || strlen(s) + (SockName - SockPath) > MAXPATHLEN - 13 || index(s, '/'))
+ {
+ OutputMsg(0, "%s: bad session name '%s'\n", rc_name, s);
+ free(s);
+ break;
+ }
+ strncpy(buf, SockPath, SockName - SockPath);
+ sprintf(buf + (SockName - SockPath), "%d.%s", (int)getpid(), s);
+ free(s);
+ if ((access(buf, F_OK) == 0) || (errno != ENOENT))
+ {
+ OutputMsg(0, "%s: inappropriate path: '%s'.", rc_name, buf);
+ break;
+ }
+ if (rename(SockPath, buf))
+ {
+ OutputMsg(errno, "%s: failed to rename(%s, %s)", rc_name, SockPath, buf);
+ break;
+ }
+ debug2("rename(%s, %s) done\n", SockPath, buf);
+ strcpy(SockPath, buf);
+ MakeNewEnv();
+ WindowChanged((struct win *)0, 'S');
+ }
+ break;
+ case RC_SETENV:
+ if (!args[0] || !args[1])
+ {
+ debug1("RC_SETENV arguments missing: %s\n", args[0] ? args[0] : "");
+ InputSetenv(args[0]);
+ }
+ else
+ {
+ xsetenv(args[0], args[1]);
+ MakeNewEnv();
+ }
+ break;
+ case RC_UNSETENV:
+ unsetenv(*args);
+ MakeNewEnv();
+ break;
+#ifdef COPY_PASTE
+ case RC_DEFSLOWPASTE:
+ (void)ParseNum(act, &nwin_default.slow);
+ break;
+ case RC_SLOWPASTE:
+ if (*args == 0)
+ OutputMsg(0, fore->w_slowpaste ?
+ "Slowpaste in window %d is %d milliseconds." :
+ "Slowpaste in window %d is unset.",
+ fore->w_number, fore->w_slowpaste);
+ else if (ParseNum(act, &fore->w_slowpaste) == 0 && msgok)
+ OutputMsg(0, fore->w_slowpaste ?
+ "Slowpaste in window %d set to %d milliseconds." :
+ "Slowpaste in window %d now unset.",
+ fore->w_number, fore->w_slowpaste);
+ break;
+ case RC_MARKKEYS:
+ if (CompileKeys(*args, *argl, mark_key_tab))
+ {
+ OutputMsg(0, "%s: markkeys: syntax error.", rc_name);
+ break;
+ }
+ debug1("markkeys %s\n", *args);
+ break;
+# ifdef FONT
+ case RC_PASTEFONT:
+ if (ParseSwitch(act, &pastefont) == 0 && msgok)
+ OutputMsg(0, "Will %spaste font settings", pastefont ? "" : "not ");
+ break;
+# endif
+ case RC_CRLF:
+ (void)ParseSwitch(act, &join_with_cr);
+ break;
+ case RC_COMPACTHIST:
+ if (ParseSwitch(act, &compacthist) == 0 && msgok)
+ OutputMsg(0, "%scompacting history lines", compacthist ? "" : "not ");
+ break;
+#endif
+#ifdef NETHACK
+ case RC_NETHACK:
+ (void)ParseOnOff(act, &nethackflag);
+ break;
+#else
+ case RC_NETHACK:
+ Msg(0, "nethack disabled at build time");
+ break;
+#endif
+ case RC_HARDCOPY_APPEND:
+ (void)ParseOnOff(act, &hardcopy_append);
+ break;
+ case RC_VBELL_MSG:
+ if (*args == 0)
+ {
+ char buf[256];
+ AddXChars(buf, sizeof(buf), VisualBellString);
+ OutputMsg(0, "vbell_msg is '%s'", buf);
+ break;
+ }
+ (void)ParseSaveStr(act, &VisualBellString);
+ debug1(" new vbellstr '%s'\n", VisualBellString);
+ break;
+ case RC_DEFMODE:
+ if (ParseBase(act, *args, &n, 8, "octal"))
+ break;
+ if (n < 0 || n > 0777)
+ {
+ OutputMsg(0, "%s: mode: Invalid tty mode %o", rc_name, n);
+ break;
+ }
+ TtyMode = n;
+ if (msgok)
+ OutputMsg(0, "Ttymode set to %03o", TtyMode);
+ break;
+ case RC_AUTODETACH:
+ (void)ParseOnOff(act, &auto_detach);
+ break;
+ case RC_STARTUP_MESSAGE:
+ (void)ParseOnOff(act, &default_startup);
+ break;
+#ifdef PASSWORD
+ case RC_PASSWORD:
+ if (*args)
+ {
+ n = (*user->u_password) ? 1 : 0;
+ if (user->u_password != NullStr) free((char *)user->u_password);
+ user->u_password = SaveStr(*args);
+ if (!strcmp(user->u_password, "none"))
+ {
+ if (n)
+ OutputMsg(0, "Password checking disabled");
+ free(user->u_password);
+ user->u_password = NullStr;
+ }
+ }
+ else
+ {
+ if (!fore)
+ {
+ OutputMsg(0, "%s: password: window required", rc_name);
+ break;
+ }
+ Input("New screen password:", 100, INP_NOECHO, pass1, display ? (char *)D_user : (char *)users, 0);
+ }
+ break;
+#endif /* PASSWORD */
+ case RC_BIND:
+ {
+ struct action *ktabp = ktab;
+ int kflag = 0;
+
+ for (;;)
+ {
+ if (argc > 2 && !strcmp(*args, "-c"))
+ {
+ ktabp = FindKtab(args[1], 1);
+ if (ktabp == 0)
+ break;
+ args += 2;
+ argl += 2;
+ argc -= 2;
+ }
+ else if (argc > 1 && !strcmp(*args, "-k"))
+ {
+ kflag = 1;
+ args++;
+ argl++;
+ argc--;
+ }
+ else
+ break;
+ }
+#ifdef MAPKEYS
+ if (kflag)
+ {
+ for (n = 0; n < KMAP_KEYS; n++)
+ if (strcmp(term[n + T_CAPS].tcname, *args) == 0)
+ break;
+ if (n == KMAP_KEYS)
+ {
+ OutputMsg(0, "%s: bind: unknown key '%s'", rc_name, *args);
+ break;
+ }
+ n += 256;
+ }
+ else
+#endif
+ if (*argl != 1)
+ {
+ OutputMsg(0, "%s: bind: character, ^x, or (octal) \\032 expected.", rc_name);
+ break;
+ }
+ else
+ n = (unsigned char)args[0][0];
+
+ if (args[1])
+ {
+ if ((i = FindCommnr(args[1])) == RC_ILLEGAL)
+ {
+ OutputMsg(0, "%s: bind: unknown command '%s'", rc_name, args[1]);
+ break;
+ }
+ if (CheckArgNum(i, args + 2) < 0)
+ break;
+ ClearAction(&ktabp[n]);
+ SaveAction(ktabp + n, i, args + 2, argl + 2);
+ }
+ else
+ ClearAction(&ktabp[n]);
+ }
+ break;
+#ifdef MAPKEYS
+ case RC_BINDKEY:
+ {
+ struct action *newact;
+ int newnr, fl = 0, kf = 0, af = 0, df = 0, mf = 0;
+ struct display *odisp = display;
+ int used = 0;
+ struct kmap_ext *kme = NULL;
+
+ for (; *args && **args == '-'; args++, argl++)
+ {
+ if (strcmp(*args, "-t") == 0)
+ fl = KMAP_NOTIMEOUT;
+ else if (strcmp(*args, "-k") == 0)
+ kf = 1;
+ else if (strcmp(*args, "-a") == 0)
+ af = 1;
+ else if (strcmp(*args, "-d") == 0)
+ df = 1;
+ else if (strcmp(*args, "-m") == 0)
+ mf = 1;
+ else if (strcmp(*args, "--") == 0)
+ {
+ args++;
+ argl++;
+ break;
+ }
+ else
+ {
+ OutputMsg(0, "%s: bindkey: invalid option %s", rc_name, *args);
+ return;
+ }
+ }
+ if (df && mf)
+ {
+ OutputMsg(0, "%s: bindkey: -d does not work with -m", rc_name);
+ break;
+ }
+ if (*args == 0)
+ {
+ if (mf)
+ display_bindkey("Edit mode", mmtab);
+ else if (df)
+ display_bindkey("Default", dmtab);
+ else
+ display_bindkey("User", umtab);
+ break;
+ }
+ if (kf == 0)
+ {
+ if (af)
+ {
+ OutputMsg(0, "%s: bindkey: -a only works with -k", rc_name);
+ break;
+ }
+ if (*argl == 0)
+ {
+ OutputMsg(0, "%s: bindkey: empty string makes no sense", rc_name);
+ break;
+ }
+ for (i = 0, kme = kmap_exts; i < kmap_extn; i++, kme++)
+ if (kme->str == 0)
+ {
+ if (args[1])
+ break;
+ }
+ else
+ if (*argl == (kme->fl & ~KMAP_NOTIMEOUT) && bcmp(kme->str, *args, *argl) == 0)
+ break;
+ if (i == kmap_extn)
+ {
+ if (!args[1])
+ {
+ OutputMsg(0, "%s: bindkey: keybinding not found", rc_name);
+ break;
+ }
+ kmap_extn += 8;
+ kmap_exts = (struct kmap_ext *)xrealloc((char *)kmap_exts, kmap_extn * sizeof(*kmap_exts));
+ kme = kmap_exts + i;
+ bzero((char *)kme, 8 * sizeof(*kmap_exts));
+ for (; i < kmap_extn; i++, kme++)
+ {
+ kme->str = 0;
+ kme->dm.nr = kme->mm.nr = kme->um.nr = RC_ILLEGAL;
+ kme->dm.args = kme->mm.args = kme->um.args = noargs;
+ kme->dm.argl = kme->mm.argl = kme->um.argl = 0;
+ }
+ i -= 8;
+ kme -= 8;
+ }
+ if (df == 0 && kme->dm.nr != RC_ILLEGAL)
+ used = 1;
+ if (mf == 0 && kme->mm.nr != RC_ILLEGAL)
+ used = 1;
+ if ((df || mf) && kme->um.nr != RC_ILLEGAL)
+ used = 1;
+ i += KMAP_KEYS + KMAP_AKEYS;
+ newact = df ? &kme->dm : mf ? &kme->mm : &kme->um;
+ }
+ else
+ {
+ for (i = T_CAPS; i < T_OCAPS; i++)
+ if (strcmp(term[i].tcname, *args) == 0)
+ break;
+ if (i == T_OCAPS)
+ {
+ OutputMsg(0, "%s: bindkey: unknown key '%s'", rc_name, *args);
+ break;
+ }
+ if (af && i >= T_CURSOR && i < T_OCAPS)
+ i -= T_CURSOR - KMAP_KEYS;
+ else
+ i -= T_CAPS;
+ newact = df ? &dmtab[i] : mf ? &mmtab[i] : &umtab[i];
+ }
+ if (args[1])
+ {
+ if ((newnr = FindCommnr(args[1])) == RC_ILLEGAL)
+ {
+ OutputMsg(0, "%s: bindkey: unknown command '%s'", rc_name, args[1]);
+ break;
+ }
+ if (CheckArgNum(newnr, args + 2) < 0)
+ break;
+ ClearAction(newact);
+ SaveAction(newact, newnr, args + 2, argl + 2);
+ if (kf == 0 && args[1])
+ {
+ if (kme->str)
+ free(kme->str);
+ kme->str = SaveStrn(*args, *argl);
+ kme->fl = fl | *argl;
+ }
+ }
+ else
+ ClearAction(newact);
+ for (display = displays; display; display = display->d_next)
+ remap(i, args[1] ? 1 : 0);
+ if (kf == 0 && !args[1])
+ {
+ if (!used && kme->str)
+ {
+ free(kme->str);
+ kme->str = 0;
+ kme->fl = 0;
+ }
+ }
+ display = odisp;
+ }
+ break;
+ case RC_MAPTIMEOUT:
+ if (*args)
+ {
+ if (ParseNum(act, &n))
+ break;
+ if (n < 0)
+ {
+ OutputMsg(0, "%s: maptimeout: illegal time %d", rc_name, n);
+ break;
+ }
+ maptimeout = n;
+ }
+ if (*args == 0 || msgok)
+ OutputMsg(0, "maptimeout is %dms", maptimeout);
+ break;
+ case RC_MAPNOTNEXT:
+ D_dontmap = 1;
+ break;
+ case RC_MAPDEFAULT:
+ D_mapdefault = 1;
+ break;
+#endif
+#ifdef MULTIUSER
+ case RC_ACLCHG:
+ case RC_ACLADD:
+ case RC_ADDACL:
+ case RC_CHACL:
+ UsersAcl(NULL, argc, args);
+ break;
+ case RC_ACLDEL:
+ if (UserDel(args[0], NULL))
+ break;
+ if (msgok)
+ OutputMsg(0, "%s removed from acl database", args[0]);
+ break;
+ case RC_ACLGRP:
+ /*
+ * modify a user to gain or lose rights granted to a group.
+ * This group is actually a normal user whose rights were defined
+ * with chacl in the usual way.
+ */
+ if (args[1])
+ {
+ if (strcmp(args[1], "none")) /* link a user to another user */
+ {
+ if (AclLinkUser(args[0], args[1]))
+ break;
+ if (msgok)
+ OutputMsg(0, "User %s joined acl-group %s", args[0], args[1]);
+ }
+ else /* remove all groups from user */
+ {
+ struct acluser *u;
+ struct aclusergroup *g;
+
+ if (!(u = *FindUserPtr(args[0])))
+ break;
+ while ((g = u->u_group))
+ {
+ u->u_group = g->next;
+ free((char *)g);
+ }
+ }
+ }
+ else /* show all groups of user */
+ {
+ char buf[256], *p = buf;
+ int ngroups = 0;
+ struct acluser *u;
+ struct aclusergroup *g;
+
+ if (!(u = *FindUserPtr(args[0])))
+ {
+ if (msgok)
+ OutputMsg(0, "User %s does not exist.", args[0]);
+ break;
+ }
+ g = u->u_group;
+ while (g)
+ {
+ ngroups++;
+ sprintf(p, "%s ", g->u->u_name);
+ p += strlen(p);
+ if (p > buf+200)
+ break;
+ g = g->next;
+ }
+ if (ngroups)
+ *(--p) = '\0';
+ OutputMsg(0, "%s's group%s: %s.", args[0], (ngroups == 1) ? "" : "s",
+ (ngroups == 0) ? "none" : buf);
+ }
+ break;
+ case RC_ACLUMASK:
+ case RC_UMASK:
+ while ((s = *args++))
+ {
+ char *err = 0;
+
+ if (AclUmask(display ? D_user : users, s, &err))
+ OutputMsg(0, "umask: %s\n", err);
+ }
+ break;
+ case RC_MULTIUSER:
+ if (ParseOnOff(act, &n))
+ break;
+ multi = n ? "" : 0;
+ chsock();
+ if (msgok)
+ OutputMsg(0, "Multiuser mode %s", multi ? "enabled" : "disabled");
+ break;
+#endif /* MULTIUSER */
+#ifdef PSEUDOS
+ case RC_EXEC:
+ winexec(args);
+ break;
+#endif
+#ifdef MULTI
+ case RC_NONBLOCK:
+ i = D_nonblock >= 0;
+ if (*args && ((args[0][0] >= '0' && args[0][0] <= '9') || args[0][0] == '.'))
+ {
+ if (ParseNum1000(act, &i))
+ break;
+ }
+ else if (!ParseSwitch(act, &i))
+ i = i == 0 ? -1 : 1000;
+ else
+ break;
+ if (msgok && i == -1)
+ OutputMsg(0, "display set to blocking mode");
+ else if (msgok && i == 0)
+ OutputMsg(0, "display set to nonblocking mode, no timeout");
+ else if (msgok)
+ OutputMsg(0, "display set to nonblocking mode, %.10gs timeout", i/1000.);
+ D_nonblock = i;
+ if (D_nonblock <= 0)
+ evdeq(&D_blockedev);
+ break;
+ case RC_DEFNONBLOCK:
+ if (*args && ((args[0][0] >= '0' && args[0][0] <= '9') || args[0][0] == '.'))
+ {
+ if (ParseNum1000(act, &defnonblock))
+ break;
+ }
+ else if (!ParseOnOff(act, &defnonblock))
+ defnonblock = defnonblock == 0 ? -1 : 1000;
+ else
+ break;
+ if (display && *rc_name)
+ {
+ D_nonblock = defnonblock;
+ if (D_nonblock <= 0)
+ evdeq(&D_blockedev);
+ }
+ break;
+#endif
+ case RC_GR:
+#ifdef ENCODINGS
+ if (fore->w_gr == 2)
+ fore->w_gr = 0;
+#endif
+ if (ParseSwitch(act, &fore->w_gr) == 0 && msgok)
+ OutputMsg(0, "Will %suse GR", fore->w_gr ? "" : "not ");
+#ifdef ENCODINGS
+ if (fore->w_gr == 0 && fore->w_FontE)
+ fore->w_gr = 2;
+#endif
+ break;
+ case RC_C1:
+ if (ParseSwitch(act, &fore->w_c1) == 0 && msgok)
+ OutputMsg(0, "Will %suse C1", fore->w_c1 ? "" : "not ");
+ break;
+#ifdef COLOR
+ case RC_BCE:
+ if (ParseSwitch(act, &fore->w_bce) == 0 && msgok)
+ OutputMsg(0, "Will %serase with background color", fore->w_bce ? "" : "not ");
+ break;
+#endif
+#ifdef ENCODINGS
+ case RC_KANJI:
+ case RC_ENCODING:
+#ifdef UTF8
+ if (*args && !strcmp(args[0], "-d"))
+ {
+ if (!args[1])
+ OutputMsg(0, "encodings directory is %s", screenencodings ? screenencodings : "<unset>");
+ else
+ {
+ free(screenencodings);
+ screenencodings = SaveStr(args[1]);
+ }
+ break;
+ }
+ if (*args && !strcmp(args[0], "-l"))
+ {
+ if (!args[1])
+ OutputMsg(0, "encoding: -l: argument required");
+ else if (LoadFontTranslation(-1, args[1]))
+ OutputMsg(0, "encoding: could not load utf8 encoding file");
+ else if (msgok)
+ OutputMsg(0, "encoding: utf8 encoding file loaded");
+ break;
+ }
+#else
+ if (*args && (!strcmp(args[0], "-l") || !strcmp(args[0], "-d")))
+ {
+ if (msgok)
+ OutputMsg(0, "encoding: screen is not compiled for UTF-8.");
+ break;
+ }
+#endif
+ for (i = 0; i < 2; i++)
+ {
+ if (args[i] == 0)
+ break;
+ if (!strcmp(args[i], "."))
+ continue;
+ n = FindEncoding(args[i]);
+ if (n == -1)
+ {
+ OutputMsg(0, "encoding: unknown encoding '%s'", args[i]);
+ break;
+ }
+ if (i == 0 && fore)
+ {
+ WinSwitchEncoding(fore, n);
+ ResetCharsets(fore);
+ }
+ else if (i && display)
+ D_encoding = n;
+ }
+ break;
+ case RC_DEFKANJI:
+ case RC_DEFENCODING:
+ n = FindEncoding(*args);
+ if (n == -1)
+ {
+ OutputMsg(0, "defencoding: unknown encoding '%s'", *args);
+ break;
+ }
+ nwin_default.encoding = n;
+ break;
+#endif
+
+#ifdef UTF8
+ case RC_DEFUTF8:
+ n = nwin_default.encoding == UTF8;
+ if (ParseSwitch(act, &n) == 0)
+ {
+ nwin_default.encoding = n ? UTF8 : 0;
+ if (msgok)
+ OutputMsg(0, "Will %suse UTF-8 encoding for new windows", n ? "" : "not ");
+ }
+ break;
+ case RC_UTF8:
+ for (i = 0; i < 2; i++)
+ {
+ if (i && args[i] == 0)
+ break;
+ if (args[i] == 0)
+ n = fore->w_encoding != UTF8;
+ else if (strcmp(args[i], "off") == 0)
+ n = 0;
+ else if (strcmp(args[i], "on") == 0)
+ n = 1;
+ else
+ {
+ OutputMsg(0, "utf8: illegal argument (%s)", args[i]);
+ break;
+ }
+ if (i == 0)
+ {
+ WinSwitchEncoding(fore, n ? UTF8 : 0);
+ if (msgok)
+ OutputMsg(0, "Will %suse UTF-8 encoding", n ? "" : "not ");
+ }
+ else if (display)
+ D_encoding = n ? UTF8 : 0;
+ if (args[i] == 0)
+ break;
+ }
+ break;
+#endif
+
+ case RC_PRINTCMD:
+ if (*args)
+ {
+ if (printcmd)
+ free(printcmd);
+ printcmd = 0;
+ if (**args)
+ printcmd = SaveStr(*args);
+ }
+ if (*args == 0 || msgok)
+ {
+ if (printcmd)
+ OutputMsg(0, "using '%s' as print command", printcmd);
+ else
+ OutputMsg(0, "using termcap entries for printing");
+ break;
+ }
+ break;
+
+ case RC_DIGRAPH:
+ if (argl && argl[0] > 0 && args[1] && argl[1] > 0)
+ {
+ if (argl[0] != 2)
+ {
+ OutputMsg(0, "Two characters expected to define a digraph");
+ break;
+ }
+ i = digraph_find(args[0]);
+ digraphs[i].d[0] = args[0][0];
+ digraphs[i].d[1] = args[0][1];
+ if (!parse_input_int(args[1], argl[1], &digraphs[i].value))
+ {
+ if (!(digraphs[i].value = atoi(args[1])))
+ {
+ if (!args[1][1])
+ digraphs[i].value = (int)args[1][0];
+#ifdef UTF8
+ else
+ {
+ int t;
+ unsigned char *s = (unsigned char *)args[1];
+ digraphs[i].value = 0;
+ while (*s)
+ {
+ t = FromUtf8(*s++, &digraphs[i].value);
+ if (t == -1)
+ continue;
+ if (t == -2)
+ digraphs[i].value = 0;
+ else
+ digraphs[i].value = t;
+ break;
+ }
+ }
+#endif
+ }
+ }
+ break;
+ }
+ Input("Enter digraph: ", 10, INP_EVERY, digraph_fn, NULL, 0);
+ if (*args && **args)
+ {
+ s = *args;
+ n = strlen(s);
+ LayProcess(&s, &n);
+ }
+ break;
+
+ case RC_DEFHSTATUS:
+ if (*args == 0)
+ {
+ char buf[256];
+ *buf = 0;
+ if (nwin_default.hstatus)
+ AddXChars(buf, sizeof(buf), nwin_default.hstatus);
+ OutputMsg(0, "default hstatus is '%s'", buf);
+ break;
+ }
+ (void)ParseSaveStr(act, &nwin_default.hstatus);
+ if (*nwin_default.hstatus == 0)
+ {
+ free(nwin_default.hstatus);
+ nwin_default.hstatus = 0;
+ }
+ break;
+ case RC_HSTATUS:
+ (void)ParseSaveStr(act, &fore->w_hstatus);
+ if (*fore->w_hstatus == 0)
+ {
+ free(fore->w_hstatus);
+ fore->w_hstatus = 0;
+ }
+ WindowChanged(fore, 'h');
+ break;
+
+#ifdef FONT
+ case RC_DEFCHARSET:
+ case RC_CHARSET:
+ if (*args == 0)
+ {
+ char buf[256];
+ *buf = 0;
+ if (nwin_default.charset)
+ AddXChars(buf, sizeof(buf), nwin_default.charset);
+ OutputMsg(0, "default charset is '%s'", buf);
+ break;
+ }
+ n = strlen(*args);
+ if (n == 0 || n > 6)
+ {
+ OutputMsg(0, "%s: %s: string has illegal size.", rc_name, comms[nr].name);
+ break;
+ }
+ if (n > 4 && (
+ ((args[0][4] < '0' || args[0][4] > '3') && args[0][4] != '.') ||
+ ((args[0][5] < '0' || args[0][5] > '3') && args[0][5] && args[0][5] != '.')))
+ {
+ OutputMsg(0, "%s: %s: illegal mapping number.", rc_name, comms[nr].name);
+ break;
+ }
+ if (nr == RC_CHARSET)
+ {
+ SetCharsets(fore, *args);
+ break;
+ }
+ if (nwin_default.charset)
+ free(nwin_default.charset);
+ nwin_default.charset = SaveStr(*args);
+ break;
+#endif
+#ifdef COLOR
+ case RC_ATTRCOLOR:
+ s = args[0];
+ if (*s >= '0' && *s <= '9')
+ i = *s - '0';
+ else
+ for (i = 0; i < 8; i++)
+ if (*s == "dubrsBiI"[i])
+ break;
+ s++;
+ nr = 0;
+ if (*s && s[1] && !s[2])
+ {
+ if (*s == 'd' && s[1] == 'd')
+ nr = 3;
+ else if (*s == '.' && s[1] == 'd')
+ nr = 2;
+ else if (*s == 'd' && s[1] == '.')
+ nr = 1;
+ else if (*s != '.' || s[1] != '.')
+ s--;
+ s += 2;
+ }
+ if (*s || i < 0 || i >= 8)
+ {
+ OutputMsg(0, "%s: attrcolor: unknown attribute '%s'.", rc_name, args[0]);
+ break;
+ }
+ n = 0;
+ if (args[1])
+ n = ParseAttrColor(args[1], args[2], 1);
+ if (n == -1)
+ break;
+ attr2color[i][nr] = n;
+ n = 0;
+ for (i = 0; i < 8; i++)
+ if (attr2color[i][0] || attr2color[i][1] || attr2color[i][2] || attr2color[i][3])
+ n |= 1 << i;
+ nattr2color = n;
+ break;
+#endif
+ case RC_RENDITION:
+ i = -1;
+ if (strcmp(args[0], "bell") == 0)
+ {
+ i = REND_BELL;
+ }
+ else if (strcmp(args[0], "monitor") == 0)
+ {
+ i = REND_MONITOR;
+ }
+ else if (strcmp(args[0], "silence") == 0)
+ {
+ i = REND_SILENCE;
+ }
+ else if (strcmp(args[0], "so") != 0)
+ {
+ OutputMsg(0, "Invalid option '%s' for rendition", args[0]);
+ break;
+ }
+
+ ++args;
+ ++argl;
+
+ if (i != -1)
+ {
+ renditions[i] = ParseAttrColor(args[0], args[1], 1);
+ WindowChanged((struct win *)0, 'w');
+ WindowChanged((struct win *)0, 'W');
+ WindowChanged((struct win *)0, 0);
+ break;
+ }
+
+ /* We are here, means we want to set the sorendition. */
+ /* FALLTHROUGH*/
+ case RC_SORENDITION:
+ i = 0;
+ if (*args)
+ {
+ i = ParseAttrColor(*args, args[1], 1);
+ if (i == -1)
+ break;
+ ApplyAttrColor(i, &mchar_so);
+ WindowChanged((struct win *)0, 0);
+ debug2("--> %x %x\n", mchar_so.attr, mchar_so.color);
+ }
+ if (msgok)
+#ifdef COLOR
+ OutputMsg(0, "Standout attributes 0x%02x color 0x%02x", (unsigned char)mchar_so.attr, 0x99 ^ (unsigned char)mchar_so.color);
+#else
+ OutputMsg(0, "Standout attributes 0x%02x ", (unsigned char)mchar_so.attr);
+#endif
+ break;
+
+ case RC_SOURCE:
+ do_source(*args);
+ break;
+
+#ifdef MULTIUSER
+ case RC_SU:
+ s = NULL;
+ if (!*args)
+ {
+ OutputMsg(0, "%s:%s screen login", HostName, SockPath);
+ InputSu(D_fore, &D_user, NULL);
+ }
+ else if (!args[1])
+ InputSu(D_fore, &D_user, args[0]);
+ else if (!args[2])
+ s = DoSu(&D_user, args[0], args[1], "\377");
+ else
+ s = DoSu(&D_user, args[0], args[1], args[2]);
+ if (s)
+ OutputMsg(0, "%s", s);
+ break;
+#endif /* MULTIUSER */
+ case RC_SPLIT:
+ s = args[0];
+ if (s && !strcmp(s, "-v"))
+ AddCanvas(SLICE_HORI);
+ else
+ AddCanvas(SLICE_VERT);
+ Activate(-1);
+ break;
+ case RC_REMOVE:
+ RemCanvas();
+ Activate(-1);
+ break;
+ case RC_ONLY:
+ OneCanvas();
+ Activate(-1);
+ break;
+ case RC_FIT:
+ D_forecv->c_xoff = D_forecv->c_xs;
+ D_forecv->c_yoff = D_forecv->c_ys;
+ RethinkViewportOffsets(D_forecv);
+ ResizeLayer(D_forecv->c_layer, D_forecv->c_xe - D_forecv->c_xs + 1, D_forecv->c_ye - D_forecv->c_ys + 1, 0);
+ flayer = D_forecv->c_layer;
+ LaySetCursor();
+ break;
+ case RC_FOCUS:
+ {
+ struct canvas *cv = 0;
+ if (!*args || !strcmp(*args, "next"))
+ cv = D_forecv->c_next ? D_forecv->c_next : D_cvlist;
+ else if (!strcmp(*args, "prev"))
+ {
+ for (cv = D_cvlist; cv->c_next && cv->c_next != D_forecv; cv = cv->c_next)
+ ;
+ }
+ else if (!strcmp(*args, "top"))
+ cv = D_cvlist;
+ else if (!strcmp(*args, "bottom"))
+ {
+ for (cv = D_cvlist; cv->c_next; cv = cv->c_next)
+ ;
+ }
+ else if (!strcmp(*args, "up"))
+ cv = FindCanvas(D_forecv->c_xs, D_forecv->c_ys - 1);
+ else if (!strcmp(*args, "down"))
+ cv = FindCanvas(D_forecv->c_xs, D_forecv->c_ye + 2);
+ else if (!strcmp(*args, "left"))
+ cv = FindCanvas(D_forecv->c_xs - 1, D_forecv->c_ys);
+ else if (!strcmp(*args, "right"))
+ cv = FindCanvas(D_forecv->c_xe + 1, D_forecv->c_ys);
+ else
+ {
+ OutputMsg(0, "%s: usage: focus [next|prev|up|down|left|right|top|bottom]", rc_name);
+ break;
+ }
+ SetForeCanvas(display, cv);
+ }
+ break;
+ case RC_RESIZE:
+ i = 0;
+ if (D_forecv->c_slorient == SLICE_UNKN)
+ {
+ OutputMsg(0, "resize: need more than one region");
+ break;
+ }
+ for (; *args; args++)
+ {
+ if (!strcmp(*args, "-h"))
+ i |= RESIZE_FLAG_H;
+ else if (!strcmp(*args, "-v"))
+ i |= RESIZE_FLAG_V;
+ else if (!strcmp(*args, "-b"))
+ i |= RESIZE_FLAG_H | RESIZE_FLAG_V;
+ else if (!strcmp(*args, "-p"))
+ i |= D_forecv->c_slorient == SLICE_VERT ? RESIZE_FLAG_H : RESIZE_FLAG_V;
+ else if (!strcmp(*args, "-l"))
+ i |= RESIZE_FLAG_L;
+ else
+ break;
+ }
+ if (*args && args[1])
+ {
+ OutputMsg(0, "%s: usage: resize [-h] [-v] [-l] [num]\n", rc_name);
+ break;
+ }
+ if (*args)
+ ResizeRegions(*args, i);
+ else
+ Input(resizeprompts[i], 20, INP_EVERY, ResizeFin, (char*)0, i);
+ break;
+ case RC_SETSID:
+ (void)ParseSwitch(act, &separate_sids);
+ break;
+ case RC_EVAL:
+ args = SaveArgs(args);
+ for (i = 0; args[i]; i++)
+ {
+ if (args[i][0])
+ Colonfin(args[i], strlen(args[i]), (char *)0);
+ free(args[i]);
+ }
+ free(args);
+ break;
+ case RC_ALTSCREEN:
+ (void)ParseSwitch(act, &use_altscreen);
+ if (msgok)
+ OutputMsg(0, "Will %sdo alternate screen switching", use_altscreen ? "" : "not ");
+ break;
+ case RC_MAXWIN:
+ if (!args[0])
+ {
+ OutputMsg(0, "maximum windows allowed: %d", maxwin);
+ break;
+ }
+ if (ParseNum(act, &n))
+ break;
+ if (n < 1)
+ OutputMsg(0, "illegal maxwin number specified");
+ else if (n > 2048)
+ OutputMsg(0, "maximum 2048 windows allowed");
+ else if (n > maxwin && windows)
+ OutputMsg(0, "may increase maxwin only when there's no window");
+ else
+ {
+ if (!windows)
+ {
+ wtab = realloc(wtab, n * sizeof(struct win *));
+ bzero(wtab, n * sizeof(struct win *));
+ }
+ maxwin = n;
+ }
+ break;
+ case RC_BACKTICK:
+ if (ParseBase(act, *args, &n, 10, "decimal"))
+ break;
+ if (!args[1])
+ setbacktick(n, 0, 0, (char **)0);
+ else
+ {
+ int lifespan, tick;
+ if (argc < 4)
+ {
+ OutputMsg(0, "%s: usage: backtick num [lifespan tick cmd args...]", rc_name);
+ break;
+ }
+ if (ParseBase(act, args[1], &lifespan, 10, "decimal"))
+ break;
+ if (ParseBase(act, args[2], &tick, 10, "decimal"))
+ break;
+ setbacktick(n, lifespan, tick, SaveArgs(args + 3));
+ }
+ WindowChanged(0, '`');
+ break;
+ case RC_BLANKER:
+#ifdef BLANKER_PRG
+ if (blankerprg)
+ {
+ RunBlanker(blankerprg);
+ break;
+ }
+#endif
+ ClearAll();
+ CursorVisibility(-1);
+ D_blocked = 4;
+ break;
+#ifdef BLANKER_PRG
+ case RC_BLANKERPRG:
+ if (!args[0])
+ {
+ if (blankerprg)
+ {
+ char path[MAXPATHLEN];
+ char *p = path, **pp;
+ for (pp = blankerprg; *pp; pp++)
+ p += snprintf(p, sizeof(path) - (p - path) - 1, "%s ", *pp);
+ *(p - 1) = '\0';
+ OutputMsg(0, "blankerprg: %s", path);
+ }
+ else
+ OutputMsg(0, "No blankerprg set.");
+ break;
+ }
+ if (blankerprg)
+ {
+ char **pp;
+ for (pp = blankerprg; *pp; pp++)
+ free(*pp);
+ free(blankerprg);
+ blankerprg = 0;
+ }
+ if (args[0][0])
+ blankerprg = SaveArgs(args);
+ break;
+#endif
+ case RC_IDLE:
+ if (*args)
+ {
+ struct display *olddisplay = display;
+ if (!strcmp(*args, "off"))
+ idletimo = 0;
+ else if (args[0][0])
+ idletimo = atoi(*args) * 1000;
+ if (argc > 1)
+ {
+ if ((i = FindCommnr(args[1])) == RC_ILLEGAL)
+ {
+ OutputMsg(0, "%s: idle: unknown command '%s'", rc_name, args[1]);
+ break;
+ }
+ if (CheckArgNum(i, args + 2) < 0)
+ break;
+ ClearAction(&idleaction);
+ SaveAction(&idleaction, i, args + 2, argl + 2);
+ }
+ for (display = displays; display; display = display->d_next)
+ ResetIdle();
+ display = olddisplay;
+ }
+ if (msgok)
+ {
+ if (idletimo)
+ OutputMsg(0, "idle timeout %ds, %s", idletimo / 1000, comms[idleaction.nr].name);
+ else
+ OutputMsg(0, "idle off");
+ }
+ break;
+ case RC_FOCUSMINSIZE:
+ for (i = 0; i < 2 && args[i]; i++)
+ {
+ if (!strcmp(args[i], "max") || !strcmp(args[i], "_"))
+ n = -1;
+ else
+ n = atoi(args[i]);
+ if (i == 0)
+ focusminwidth = n;
+ else
+ focusminheight = n;
+ }
+ if (msgok)
+ {
+ char b[2][20];
+ for (i = 0; i < 2; i++)
+ {
+ n = i == 0 ? focusminwidth : focusminheight;
+ if (n == -1)
+ strcpy(b[i], "max");
+ else
+ sprintf(b[i], "%d", n);
+ }
+ OutputMsg(0, "focus min size is %s %s\n", b[0], b[1]);
+ }
+ break;
+ case RC_GROUP:
+ if (*args)
+ {
+ fore->w_group = 0;
+ if (args[0][0])
+ {
+ fore->w_group = WindowByName(*args);
+ if (fore->w_group == fore || (fore->w_group && fore->w_group->w_type != W_TYPE_GROUP))
+ fore->w_group = 0;
+ }
+ WindowChanged((struct win *)0, 'w');
+ WindowChanged((struct win *)0, 'W');
+ WindowChanged((struct win *)0, 0);
+ }
+ if (msgok)
+ {
+ if (fore->w_group)
+ OutputMsg(0, "window group is %d (%s)\n", fore->w_group->w_number, fore->w_group->w_title);
+ else
+ OutputMsg(0, "window belongs to no group");
+ }
+ break;
+ case RC_LAYOUT:
+ // A number of the subcommands for "layout" are ignored, or not processed correctly when there
+ // is no attached display.
+
+ if (!strcmp(args[0], "title"))
+ {
+ if (!display)
+ {
+ if (!args[1]) // There is no display, and there is no new title. Ignore.
+ break;
+ if (!layout_attach || layout_attach == &layout_last_marker)
+ layout_attach = CreateLayout(args[1], 0);
+ else
+ RenameLayout(layout_attach, args[1]);
+ break;
+ }
+
+ if (!D_layout)
+ {
+ OutputMsg(0, "not on a layout");
+ break;
+ }
+ if (!args[1])
+ {
+ OutputMsg(0, "current layout is %d (%s)", D_layout->lay_number, D_layout->lay_title);
+ break;
+ }
+ RenameLayout(D_layout, args[1]);
+ }
+ else if (!strcmp(args[0], "number"))
+ {
+ if (!display)
+ {
+ if (args[1] && layout_attach && layout_attach != &layout_last_marker)
+ RenumberLayout(layout_attach, atoi(args[1]));
+ break;
+ }
+
+ if (!D_layout)
+ {
+ OutputMsg(0, "not on a layout");
+ break;
+ }
+ if (!args[1])
+ {
+ OutputMsg(0, "This is layout %d (%s).\n", D_layout->lay_number, D_layout->lay_title);
+ break;
+ }
+ RenumberLayout(D_layout, atoi(args[1]));
+ break;
+ }
+ else if (!strcmp(args[0], "autosave"))
+ {
+ if (!display)
+ {
+ if (args[1] && layout_attach && layout_attach != &layout_last_marker)
+ {
+ if (!strcmp(args[1], "on"))
+ layout_attach->lay_autosave = 1;
+ else if (!strcmp(args[1], "off"))
+ layout_attach->lay_autosave = 0;
+ }
+ break;
+ }
+
+ if (!D_layout)
+ {
+ OutputMsg(0, "not on a layout");
+ break;
+ }
+ if (args[1])
+ {
+ if (!strcmp(args[1], "on"))
+ D_layout->lay_autosave = 1;
+ else if (!strcmp(args[1], "off"))
+ D_layout->lay_autosave = 0;
+ else
+ {
+ OutputMsg(0, "invalid argument. Give 'on' or 'off");
+ break;
+ }
+ }
+ if (msgok)
+ OutputMsg(0, "autosave is %s", D_layout->lay_autosave ? "on" : "off");
+ }
+ else if (!strcmp(args[0], "new"))
+ {
+ char *t = args[1];
+ n = 0;
+ if (t)
+ {
+ while (*t >= '0' && *t <= '9')
+ t++;
+ if (t != args[1] && (!*t || *t == ':'))
+ {
+ n = atoi(args[1]);
+ if (*t)
+ t++;
+ }
+ else
+ t = args[1];
+ }
+ if (!t || !*t)
+ t = "layout";
+ NewLayout(t, n);
+ Activate(-1);
+ }
+ else if (!strcmp(args[0], "save"))
+ {
+ if (!args[1])
+ {
+ OutputMsg(0, "usage: layout save <name>");
+ break;
+ }
+ if (display)
+ SaveLayout(args[1], &D_canvas);
+ }
+ else if (!strcmp(args[0], "select"))
+ {
+ if (!display)
+ {
+ if (args[1])
+ layout_attach = FindLayout(args[1]);
+ break;
+ }
+ if (!args[1])
+ {
+ Input("Switch to layout: ", 20, INP_COOKED, SelectLayoutFin, NULL, 0);
+ break;
+ }
+ SelectLayoutFin(args[1], strlen(args[1]), (char *)0);
+ }
+ else if (!strcmp(args[0], "next"))
+ {
+ if (!display)
+ {
+ if (layout_attach && layout_attach != &layout_last_marker)
+ layout_attach = layout_attach->lay_next ? layout_attach->lay_next : layouts;;
+ break;
+ }
+ struct layout *lay = D_layout;
+ if (lay)
+ lay = lay->lay_next ? lay->lay_next : layouts;
+ else
+ lay = layouts;
+ if (!lay)
+ {
+ OutputMsg(0, "no layout defined");
+ break;
+ }
+ if (lay == D_layout)
+ break;
+ LoadLayout(lay, &D_canvas);
+ Activate(-1);
+ }
+ else if (!strcmp(args[0], "prev"))
+ {
+ struct layout *lay = display ? D_layout : layout_attach;
+ struct layout *target = lay;
+ if (lay)
+ {
+ for (lay = layouts; lay->lay_next && lay->lay_next != target; lay = lay->lay_next)
+ ;
+ }
+ else
+ lay = layouts;
+
+ if (!display)
+ {
+ layout_attach = lay;
+ break;
+ }
+
+ if (!lay)
+ {
+ OutputMsg(0, "no layout defined");
+ break;
+ }
+ if (lay == D_layout)
+ break;
+ LoadLayout(lay, &D_canvas);
+ Activate(-1);
+ }
+ else if (!strcmp(args[0], "attach"))
+ {
+ if (!args[1])
+ {
+ if (!layout_attach)
+ OutputMsg(0, "no attach layout set");
+ else if (layout_attach == &layout_last_marker)
+ OutputMsg(0, "will attach to last layout");
+ else
+ OutputMsg(0, "will attach to layout %d (%s)", layout_attach->lay_number, layout_attach->lay_title);
+ break;
+ }
+ if (!strcmp(args[1], ":last"))
+ layout_attach = &layout_last_marker;
+ else if (!args[1][0])
+ layout_attach = 0;
+ else
+ {
+ struct layout *lay;
+ lay = FindLayout(args[1]);
+ if (!lay)
+ {
+ OutputMsg(0, "unknown layout '%s'", args[1]);
+ break;
+ }
+ layout_attach = lay;
+ }
+ }
+ else if (!strcmp(args[0], "show"))
+ {
+ ShowLayouts(-1);
+ }
+ else if (!strcmp(args[0], "remove"))
+ {
+ struct layout *lay = display ? D_layout : layouts;
+ if (args[1])
+ {
+ lay = layouts ? FindLayout(args[1]) : (struct layout *)0;
+ if (!lay)
+ {
+ OutputMsg(0, "unknown layout '%s'", args[1]);
+ break;
+ }
+ }
+ if (lay)
+ RemoveLayout(lay);
+ }
+ else if (!strcmp(args[0], "dump"))
+ {
+ if (!display)
+ OutputMsg(0, "Must have a display for 'layout dump'.");
+ else if (!LayoutDumpCanvas(&D_canvas, args[1] ? args[1] : "layout-dump"))
+ OutputMsg(errno, "Error dumping layout.");
+ else
+ OutputMsg(0, "Layout dumped to \"%s\"", args[1] ? args[1] : "layout-dump");
+ }
+ else
+ OutputMsg(0, "unknown layout subcommand");
+ break;
+#ifdef DW_CHARS
+ case RC_CJKWIDTH:
+ if(ParseSwitch(act, &cjkwidth) == 0)
+ {
+ if(msgok)
+ OutputMsg(0, "Treat ambiguous width characters as %s width", cjkwidth ? "full" : "half");
+ }
+ break;
+#endif
+ default:
+#ifdef HAVE_BRAILLE
+ /* key == -2: input from braille keybord, msgok always 0 */
+ DoBrailleAction(act, key == -2 ? 0 : msgok);
+#endif
+ break;
+ }
+ if (display != odisplay)
+ {
+ for (display = displays; display; display = display->d_next)
+ if (display == odisplay)
+ break;
+ }
+}
+#undef OutputMsg
+
+void
+CollapseWindowlist()
+/* renumber windows from 0, leaving no gaps */
+{
+ int pos, moveto=0;
+
+ for (pos = 1; pos < MAXWIN; pos++)
+ if (wtab[pos])
+ for (; moveto < pos; moveto++)
+ if (!wtab[moveto])
+ {
+ WindowChangeNumber(pos, moveto);
+ break;
+ }
+}
+
+void
+DoCommand(argv, argl)
+char **argv;
+int *argl;
+{
+ struct action act;
+ const char *cmd = *argv;
+
+ act.quiet = 0;
+ /* For now, we actually treat both 'supress error' and 'suppress normal message' as the
+ * same, and ignore all messages on either flag. If we wanted to do otherwise, we would
+ * need to change the definition of 'OutputMsg' slightly. */
+ if (*cmd == '@') /* Suppress error */
+ {
+ act.quiet |= 0x01;
+ cmd++;
+ }
+ if (*cmd == '-') /* Suppress normal message */
+ {
+ act.quiet |= 0x02;
+ cmd++;
+ }
+
+ if ((act.nr = FindCommnr(cmd)) == RC_ILLEGAL)
+ {
+ Msg(0, "%s: unknown command '%s'", rc_name, cmd);
+ return;
+ }
+ act.args = argv + 1;
+ act.argl = argl + 1;
+ DoAction(&act, -1);
+}
+
+static void
+SaveAction(act, nr, args, argl)
+struct action *act;
+int nr;
+char **args;
+int *argl;
+{
+ register int argc = 0;
+ char **pp;
+ int *lp;
+
+ if (args)
+ while (args[argc])
+ argc++;
+ if (argc == 0)
+ {
+ act->nr = nr;
+ act->args = noargs;
+ act->argl = 0;
+ return;
+ }
+ if ((pp = (char **)malloc((unsigned)(argc + 1) * sizeof(char *))) == 0)
+ Panic(0, "%s", strnomem);
+ if ((lp = (int *)malloc((unsigned)(argc) * sizeof(int))) == 0)
+ Panic(0, "%s", strnomem);
+ act->nr = nr;
+ act->args = pp;
+ act->argl = lp;
+ while (argc--)
+ {
+ *lp = argl ? *argl++ : (int)strlen(*args);
+ *pp++ = SaveStrn(*args++, *lp++);
+ }
+ *pp = 0;
+}
+
+static char **
+SaveArgs(args)
+char **args;
+{
+ register char **ap, **pp;
+ register int argc = 0;
+
+ while (args[argc])
+ argc++;
+ if ((pp = ap = (char **)malloc((unsigned)(argc + 1) * sizeof(char **))) == 0)
+ Panic(0, "%s", strnomem);
+ while (argc--)
+ *pp++ = SaveStr(*args++);
+ *pp = 0;
+ return ap;
+}
+
+
+/*
+ * buf is split into argument vector args.
+ * leading whitespace is removed.
+ * @!| abbreviations are expanded.
+ * the end of buffer is recognized by '\0' or an un-escaped '#'.
+ * " and ' are interpreted.
+ *
+ * argc is returned.
+ */
+int
+Parse(buf, bufl, args, argl)
+char *buf, **args;
+int bufl, *argl;
+{
+ register char *p = buf, **ap = args, *pp;
+ register int delim, argc;
+ int *lp = argl;
+
+ debug2("Parse %d %s\n", bufl, buf);
+ argc = 0;
+ pp = buf;
+ delim = 0;
+ for (;;)
+ {
+ *lp = 0;
+ while (*p && (*p == ' ' || *p == '\t'))
+ ++p;
+#ifdef PSEUDOS
+ if (argc == 0 && *p == '!')
+ {
+ *ap++ = "exec";
+ *lp++ = 4;
+ p++;
+ argc++;
+ continue;
+ }
+#endif
+ if (*p == '\0' || *p == '#' || *p == '\n')
+ {
+ *p = '\0';
+ for (delim = 0; delim < argc; delim++)
+ debug1("-- %s\n", args[delim]);
+ args[argc] = 0;
+ return argc;
+ }
+ if (++argc >= MAXARGS)
+ {
+ Msg(0, "%s: too many tokens.", rc_name);
+ return 0;
+ }
+ *ap++ = pp;
+
+ debug1("- new arg %s\n", p);
+ while (*p)
+ {
+ if (*p == delim)
+ delim = 0;
+ else if (delim != '\'' && *p == '\\' && (p[1] == 'n' || p[1] == 'r' || p[1] == 't' || p[1] == '\'' || p[1] == '"' || p[1] == '\\' || p[1] == '$' || p[1] == '#' || p[1] == '^' || (p[1] >= '0' && p[1] <= '7')))
+ {
+ p++;
+ if (*p >= '0' && *p <= '7')
+ {
+ *pp = *p - '0';
+ if (p[1] >= '0' && p[1] <= '7')
+ {
+ p++;
+ *pp = (*pp << 3) | (*p - '0');
+ if (p[1] >= '0' && p[1] <= '7')
+ {
+ p++;
+ *pp = (*pp << 3) | (*p - '0');
+ }
+ }
+ pp++;
+ }
+ else
+ {
+ switch (*p)
+ {
+ case 'n': *pp = '\n'; break;
+ case 'r': *pp = '\r'; break;
+ case 't': *pp = '\t'; break;
+ default: *pp = *p; break;
+ }
+ pp++;
+ }
+ }
+ else if (delim != '\'' && *p == '$' && (p[1] == '{' || p[1] == ':' || (p[1] >= 'a' && p[1] <= 'z') || (p[1] >= 'A' && p[1] <= 'Z') || (p[1] >= '0' && p[1] <= '9') || p[1] == '_'))
+
+ {
+ char *ps, *pe, op, *v, xbuf[11], path[MAXPATHLEN];
+ int vl;
+
+ ps = ++p;
+ debug1("- var %s\n", ps);
+ p++;
+ while (*p)
+ {
+ if (*ps == '{' && *p == '}')
+ break;
+ if (*ps == ':' && *p == ':')
+ break;
+ if (*ps != '{' && *ps != ':' && (*p < 'a' || *p > 'z') && (*p < 'A' || *p > 'Z') && (*p < '0' || *p > '9') && *p != '_')
+ break;
+ p++;
+ }
+ pe = p;
+ if (*ps == '{' || *ps == ':')
+ {
+ if (!*p)
+ {
+ Msg(0, "%s: bad variable name.", rc_name);
+ return 0;
+ }
+ p++;
+ }
+ op = *pe;
+ *pe = 0;
+ debug1("- var is '%s'\n", ps);
+ if (*ps == ':')
+ v = gettermcapstring(ps + 1);
+ else
+ {
+ if (*ps == '{')
+ ps++;
+ v = xbuf;
+ if (!strcmp(ps, "TERM"))
+ v = display ? D_termname : "unknown";
+ else if (!strcmp(ps, "COLUMNS"))
+ sprintf(xbuf, "%d", display ? D_width : -1);
+ else if (!strcmp(ps, "LINES"))
+ sprintf(xbuf, "%d", display ? D_height : -1);
+ else if (!strcmp(ps, "PID"))
+ sprintf(xbuf, "%d", getpid());
+ else if (!strcmp(ps, "PWD"))
+ {
+ if (getcwd(path, sizeof(path) - 1) == 0)
+ v = "?";
+ else
+ v = path;
+ }
+ else if (!strcmp(ps, "STY"))
+ {
+ if ((v = strchr(SockName, '.'))) /* Skip the PID */
+ v++;
+ else
+ v = SockName;
+ }
+ else
+ v = getenv(ps);
+ }
+ *pe = op;
+ vl = v ? strlen(v) : 0;
+ if (vl)
+ {
+ debug1("- sub is '%s'\n", v);
+ if (p - pp < vl)
+ {
+ int right = buf + bufl - (p + strlen(p) + 1);
+ if (right > 0)
+ {
+ bcopy(p, p + right, strlen(p) + 1);
+ p += right;
+ }
+ }
+ if (p - pp < vl)
+ {
+ Msg(0, "%s: no space left for variable expansion.", rc_name);
+ return 0;
+ }
+ bcopy(v, pp, vl);
+ pp += vl;
+ }
+ continue;
+ }
+ else if (delim != '\'' && *p == '^' && p[1])
+ {
+ p++;
+ *pp++ = *p == '?' ? '\177' : *p & 0x1f;
+ }
+ else if (delim == 0 && (*p == '\'' || *p == '"'))
+ delim = *p;
+ else if (delim == 0 && (*p == ' ' || *p == '\t' || *p == '\n'))
+ break;
+ else
+ *pp++ = *p;
+ p++;
+ }
+ if (delim)
+ {
+ Msg(0, "%s: Missing %c quote.", rc_name, delim);
+ return 0;
+ }
+ if (*p)
+ p++;
+ *pp = 0;
+ debug2("- arg done, '%s' rest %s\n", ap[-1], p);
+ *lp++ = pp - ap[-1];
+ pp++;
+ }
+}
+
+void
+SetEscape(u, e, me)
+struct acluser *u;
+int e, me;
+{
+ if (u)
+ {
+ u->u_Esc = e;
+ u->u_MetaEsc = me;
+ }
+ else
+ {
+ if (users)
+ {
+ if (DefaultEsc >= 0)
+ ClearAction(&ktab[DefaultEsc]);
+ if (DefaultMetaEsc >= 0)
+ ClearAction(&ktab[DefaultMetaEsc]);
+ }
+ DefaultEsc = e;
+ DefaultMetaEsc = me;
+ if (users)
+ {
+ if (DefaultEsc >= 0)
+ {
+ ClearAction(&ktab[DefaultEsc]);
+ ktab[DefaultEsc].nr = RC_OTHER;
+ }
+ if (DefaultMetaEsc >= 0)
+ {
+ ClearAction(&ktab[DefaultMetaEsc]);
+ ktab[DefaultMetaEsc].nr = RC_META;
+ }
+ }
+ }
+}
+
+int
+ParseSwitch(act, var)
+struct action *act;
+int *var;
+{
+ if (*act->args == 0)
+ {
+ *var ^= 1;
+ return 0;
+ }
+ return ParseOnOff(act, var);
+}
+
+static int
+ParseOnOff(act, var)
+struct action *act;
+int *var;
+{
+ register int num = -1;
+ char **args = act->args;
+
+ if (args[1] == 0)
+ {
+ if (strcmp(args[0], "on") == 0)
+ num = 1;
+ else if (strcmp(args[0], "off") == 0)
+ num = 0;
+ }
+ if (num < 0)
+ {
+ Msg(0, "%s: %s: invalid argument. Give 'on' or 'off'", rc_name, comms[act->nr].name);
+ return -1;
+ }
+ *var = num;
+ return 0;
+}
+
+int
+ParseSaveStr(act, var)
+struct action *act;
+char **var;
+{
+ char **args = act->args;
+ if (*args == 0 || args[1])
+ {
+ Msg(0, "%s: %s: one argument required.", rc_name, comms[act->nr].name);
+ return -1;
+ }
+ if (*var)
+ free(*var);
+ *var = SaveStr(*args);
+ return 0;
+}
+
+int
+ParseNum(act, var)
+struct action *act;
+int *var;
+{
+ int i;
+ char *p, **args = act->args;
+
+ p = *args;
+ if (p == 0 || *p == 0 || args[1])
+ {
+ Msg(0, "%s: %s: invalid argument. Give one argument.",
+ rc_name, comms[act->nr].name);
+ return -1;
+ }
+ i = 0;
+ while (*p)
+ {
+ if (*p >= '0' && *p <= '9')
+ i = 10 * i + (*p - '0');
+ else
+ {
+ Msg(0, "%s: %s: invalid argument. Give numeric argument.",
+ rc_name, comms[act->nr].name);
+ return -1;
+ }
+ p++;
+ }
+ debug1("ParseNum got %d\n", i);
+ *var = i;
+ return 0;
+}
+
+static int
+ParseNum1000(act, var)
+struct action *act;
+int *var;
+{
+ int i;
+ char *p, **args = act->args;
+ int dig = 0;
+
+ p = *args;
+ if (p == 0 || *p == 0 || args[1])
+ {
+ Msg(0, "%s: %s: invalid argument. Give one argument.",
+ rc_name, comms[act->nr].name);
+ return -1;
+ }
+ i = 0;
+ while (*p)
+ {
+ if (*p >= '0' && *p <= '9')
+ {
+ if (dig < 4)
+ i = 10 * i + (*p - '0');
+ else if (dig == 4 && *p >= '5')
+ i++;
+ if (dig)
+ dig++;
+ }
+ else if (*p == '.' && !dig)
+ dig++;
+ else
+ {
+ Msg(0, "%s: %s: invalid argument. Give floating point argument.",
+ rc_name, comms[act->nr].name);
+ return -1;
+ }
+ p++;
+ }
+ if (dig == 0)
+ i *= 1000;
+ else
+ while (dig++ < 4)
+ i *= 10;
+ if (i < 0)
+ i = (int)((unsigned int)~0 >> 1);
+ debug1("ParseNum1000 got %d\n", i);
+ *var = i;
+ return 0;
+}
+
+static struct win *
+WindowByName(s)
+char *s;
+{
+ struct win *p;
+
+ for (p = windows; p; p = p->w_next)
+ if (!strcmp(p->w_title, s))
+ return p;
+ for (p = windows; p; p = p->w_next)
+ if (!strncmp(p->w_title, s, strlen(s)))
+ return p;
+ return 0;
+}
+
+static int
+WindowByNumber(str)
+char *str;
+{
+ int i;
+ char *s;
+
+ for (i = 0, s = str; *s; s++)
+ {
+ if (*s < '0' || *s > '9')
+ break;
+ i = i * 10 + (*s - '0');
+ }
+ return *s ? -1 : i;
+}
+
+/*
+ * Get window number from Name or Number string.
+ * Numbers are tried first, then names, a prefix match suffices.
+ * Be careful when assigning numeric strings as WindowTitles.
+ */
+int
+WindowByNoN(str)
+char *str;
+{
+ int i;
+ struct win *p;
+
+ if ((i = WindowByNumber(str)) < 0 || i >= maxwin)
+ {
+ if ((p = WindowByName(str)))
+ return p->w_number;
+ return -1;
+ }
+ return i;
+}
+
+static int
+ParseWinNum(act, var)
+struct action *act;
+int *var;
+{
+ char **args = act->args;
+ int i = 0;
+
+ if (*args == 0 || args[1])
+ {
+ Msg(0, "%s: %s: one argument required.", rc_name, comms[act->nr].name);
+ return -1;
+ }
+
+ i = WindowByNoN(*args);
+ if (i < 0)
+ {
+ Msg(0, "%s: %s: invalid argument. Give window number or name.",
+ rc_name, comms[act->nr].name);
+ return -1;
+ }
+ debug1("ParseWinNum got %d\n", i);
+ *var = i;
+ return 0;
+}
+
+static int
+ParseBase(act, p, var, base, bname)
+struct action *act;
+char *p;
+int *var;
+int base;
+char *bname;
+{
+ int i = 0;
+ int c;
+
+ if (*p == 0)
+ {
+ Msg(0, "%s: %s: empty argument.", rc_name, comms[act->nr].name);
+ return -1;
+ }
+ while ((c = *p++))
+ {
+ if (c >= 'a' && c <= 'z')
+ c -= 'a' - 'A';
+ if (c >= 'A' && c <= 'Z')
+ c -= 'A' - ('0' + 10);
+ c -= '0';
+ if (c < 0 || c >= base)
+ {
+ Msg(0, "%s: %s: argument is not %s.", rc_name, comms[act->nr].name, bname);
+ return -1;
+ }
+ i = base * i + c;
+ }
+ debug1("ParseBase got %d\n", i);
+ *var = i;
+ return 0;
+}
+
+static int
+IsNum(s, base)
+register char *s;
+register int base;
+{
+ for (base += '0'; *s; ++s)
+ if (*s < '0' || *s > base)
+ return 0;
+ return 1;
+}
+
+int
+IsNumColon(s, base, p, psize)
+int base, psize;
+char *s, *p;
+{
+ char *q;
+ if ((q = rindex(s, ':')) != 0)
+ {
+ strncpy(p, q + 1, psize - 1);
+ p[psize - 1] = '\0';
+ *q = '\0';
+ }
+ else
+ *p = '\0';
+ return IsNum(s, base);
+}
+
+void
+SwitchWindow(n)
+int n;
+{
+ struct win *p;
+
+ debug1("SwitchWindow %d\n", n);
+ if (n < 0 || n >= maxwin)
+ {
+ ShowWindows(-1);
+ return;
+ }
+ if ((p = wtab[n]) == 0)
+ {
+ ShowWindows(n);
+ return;
+ }
+ if (display == 0)
+ {
+ fore = p;
+ return;
+ }
+ if (p == D_fore)
+ {
+ Msg(0, "This IS window %d (%s).", n, p->w_title);
+ return;
+ }
+#ifdef MULTIUSER
+ if (AclCheckPermWin(D_user, ACL_READ, p))
+ {
+ Msg(0, "Access to window %d denied.", p->w_number);
+ return;
+ }
+#endif
+ SetForeWindow(p);
+ Activate(fore->w_norefresh);
+}
+
+/*
+ * SetForeWindow changes the window in the input focus of the display.
+ * Puts window wi in canvas display->d_forecv.
+ */
+void
+SetForeWindow(wi)
+struct win *wi;
+{
+ struct win *p;
+ if (display == 0)
+ {
+ fore = wi;
+ return;
+ }
+ p = Layer2Window(D_forecv->c_layer);
+ SetCanvasWindow(D_forecv, wi);
+ if (p)
+ WindowChanged(p, 'u');
+ if (wi)
+ WindowChanged(wi, 'u');
+ flayer = D_forecv->c_layer;
+ /* Activate called afterwards, so no RefreshHStatus needed */
+}
+
+
+/*****************************************************************/
+
+/*
+ * Activate - make fore window active
+ * norefresh = -1 forces a refresh, disregard all_norefresh then.
+ */
+void
+Activate(norefresh)
+int norefresh;
+{
+ debug1("Activate(%d)\n", norefresh);
+ if (display == 0)
+ return;
+ if (D_status)
+ {
+ Msg(0, "%s", ""); /* wait till mintime (keep gcc quiet) */
+ RemoveStatus();
+ }
+
+ if (MayResizeLayer(D_forecv->c_layer))
+ ResizeLayer(D_forecv->c_layer, D_forecv->c_xe - D_forecv->c_xs + 1, D_forecv->c_ye - D_forecv->c_ys + 1, display);
+
+ fore = D_fore;
+ if (fore)
+ {
+ /* XXX ? */
+ if (fore->w_monitor != MON_OFF)
+ fore->w_monitor = MON_ON;
+ fore->w_bell = BELL_ON;
+ WindowChanged(fore, 'f');
+
+#if 0
+ if (ResizeDisplay(fore->w_width, fore->w_height))
+ {
+ debug2("Cannot resize from (%d,%d)", D_width, D_height);
+ debug2(" to (%d,%d) -> resize window\n", fore->w_width, fore->w_height);
+ DoResize(D_width, D_height);
+ }
+#endif
+ }
+ Redisplay(norefresh + all_norefresh);
+}
+
+
+static int
+NextWindow()
+{
+ register struct win **pp;
+ int n = fore ? fore->w_number : maxwin;
+ struct win *group = fore ? fore->w_group : 0;
+
+ for (pp = fore ? wtab + n + 1 : wtab; pp != wtab + n; pp++)
+ {
+ if (pp == wtab + maxwin)
+ pp = wtab;
+ if (*pp)
+ {
+ if (!fore || group == (*pp)->w_group)
+ break;
+ }
+ }
+ if (pp == wtab + n)
+ return -1;
+ return pp - wtab;
+}
+
+static int
+PreviousWindow()
+{
+ register struct win **pp;
+ int n = fore ? fore->w_number : -1;
+ struct win *group = fore ? fore->w_group : 0;
+
+ for (pp = wtab + n - 1; pp != wtab + n; pp--)
+ {
+ if (pp == wtab - 1)
+ pp = wtab + maxwin - 1;
+ if (*pp)
+ {
+ if (!fore || group == (*pp)->w_group)
+ break;
+ }
+ }
+ if (pp == wtab + n)
+ return -1;
+ return pp - wtab;
+}
+
+static int
+MoreWindows()
+{
+ char *m = "No other window.";
+ if (windows && (fore == 0 || windows->w_next))
+ return 1;
+ if (fore == 0)
+ {
+ Msg(0, "No window available");
+ return 0;
+ }
+ Msg(0, m, fore->w_number); /* other arg for nethack */
+ return 0;
+}
+
+void
+KillWindow(wi)
+struct win *wi;
+{
+ struct win **pp, *p;
+ struct canvas *cv;
+ int gotone;
+ struct layout *lay;
+
+ /*
+ * Remove window from linked list.
+ */
+ for (pp = &windows; (p = *pp); pp = &p->w_next)
+ if (p == wi)
+ break;
+ ASSERT(p);
+ *pp = p->w_next;
+ wi->w_inlen = 0;
+ wtab[wi->w_number] = 0;
+
+ if (windows == 0)
+ {
+ FreeWindow(wi);
+ Finit(0);
+ }
+
+ /*
+ * switch to different window on all canvases
+ */
+ for (display = displays; display; display = display->d_next)
+ {
+ gotone = 0;
+ for (cv = D_cvlist; cv; cv = cv->c_next)
+ {
+ if (Layer2Window(cv->c_layer) != wi)
+ continue;
+ /* switch to other window */
+ SetCanvasWindow(cv, FindNiceWindow(D_other, 0));
+ gotone = 1;
+ }
+ if (gotone)
+ {
+#ifdef ZMODEM
+ if (wi->w_zdisplay == display)
+ {
+ D_blocked = 0;
+ D_readev.condpos = D_readev.condneg = 0;
+ }
+#endif
+ Activate(-1);
+ }
+ }
+
+ /* do the same for the layouts */
+ for (lay = layouts; lay; lay = lay->lay_next)
+ UpdateLayoutCanvas(&lay->lay_canvas, wi);
+
+ FreeWindow(wi);
+ WindowChanged((struct win *)0, 'w');
+ WindowChanged((struct win *)0, 'W');
+ WindowChanged((struct win *)0, 0);
+}
+
+static void
+LogToggle(on)
+int on;
+{
+ char buf[1024];
+
+ if ((fore->w_log != 0) == on)
+ {
+ if (display && !*rc_name)
+ Msg(0, "You are %s logging.", on ? "already" : "not");
+ return;
+ }
+ if (fore->w_log != 0)
+ {
+ Msg(0, "Logfile \"%s\" closed.", fore->w_log->name);
+ logfclose(fore->w_log);
+ fore->w_log = 0;
+ WindowChanged(fore, 'f');
+ return;
+ }
+ if (DoStartLog(fore, buf, sizeof(buf)))
+ {
+ Msg(errno, "Error opening logfile \"%s\"", buf);
+ return;
+ }
+ if (ftell(fore->w_log->fp) == 0)
+ Msg(0, "Creating logfile \"%s\".", fore->w_log->name);
+ else
+ Msg(0, "Appending to logfile \"%s\".", fore->w_log->name);
+ WindowChanged(fore, 'f');
+}
+
+char *
+AddWindows(buf, len, flags, where)
+char *buf;
+int len;
+int flags;
+int where;
+{
+ register char *s, *ss;
+ register struct win **pp, *p;
+ register char *cmd;
+ int l;
+
+ s = ss = buf;
+ if ((flags & 8) && where < 0)
+ {
+ *s = 0;
+ return ss;
+ }
+ for (pp = ((flags & 4) && where >= 0) ? wtab + where + 1: wtab; pp < wtab + maxwin; pp++)
+ {
+ int rend = -1;
+ if (pp - wtab == where && ss == buf)
+ ss = s;
+ if ((p = *pp) == 0)
+ continue;
+ if ((flags & 1) && display && p == D_fore)
+ continue;
+ if (display && D_fore && D_fore->w_group != p->w_group)
+ continue;
+
+ cmd = p->w_title;
+ l = strlen(cmd);
+ if (l > 20)
+ l = 20;
+ if (s - buf + l > len - 24)
+ break;
+ if (s > buf || (flags & 4))
+ {
+ *s++ = ' ';
+ *s++ = ' ';
+ }
+ if (p->w_number == where)
+ {
+ ss = s;
+ if (flags & 8)
+ break;
+ }
+ if (!(flags & 4) || where < 0 || ((flags & 4) && where < p->w_number))
+ {
+ if (p->w_monitor == MON_DONE && renditions[REND_MONITOR] != -1)
+ rend = renditions[REND_MONITOR];
+ else if ((p->w_bell == BELL_DONE || p->w_bell == BELL_FOUND) && renditions[REND_BELL] != -1)
+ rend = renditions[REND_BELL];
+ else if ((p->w_silence == SILENCE_FOUND || p->w_silence == SILENCE_DONE) && renditions[REND_SILENCE] != -1)
+ rend = renditions[REND_SILENCE];
+ }
+ if (rend != -1)
+ AddWinMsgRend(s, rend);
+ sprintf(s, "%d", p->w_number);
+ s += strlen(s);
+ if (display && p == D_fore)
+ *s++ = '*';
+ if (!(flags & 2))
+ {
+ if (display && p == D_other)
+ *s++ = '-';
+ s = AddWindowFlags(s, len, p);
+ }
+ *s++ = ' ';
+ strncpy(s, cmd, l);
+ s += l;
+ if (rend != -1)
+ AddWinMsgRend(s, -1);
+ }
+ *s = 0;
+ return ss;
+}
+
+char *
+AddWindowFlags(buf, len, p)
+char *buf;
+int len;
+struct win *p;
+{
+ char *s = buf;
+ if (p == 0 || len < 12)
+ {
+ *s = 0;
+ return s;
+ }
+#if 0
+ if (display && p == D_fore)
+ *s++ = '*';
+ if (display && p == D_other)
+ *s++ = '-';
+#endif
+ if (p->w_layer.l_cvlist && p->w_layer.l_cvlist->c_lnext)
+ *s++ = '&';
+ if (p->w_monitor == MON_DONE
+#ifdef MULTIUSER
+ && display && (ACLBYTE(p->w_mon_notify, D_user->u_id) & ACLBIT(D_user->u_id))
+#endif
+ )
+ *s++ = '@';
+ if (p->w_bell == BELL_DONE)
+ *s++ = '!';
+#ifdef UTMPOK
+ if (p->w_slot != (slot_t) 0 && p->w_slot != (slot_t) -1)
+ *s++ = '$';
+#endif
+ if (p->w_log != 0)
+ {
+ strcpy(s, "(L)");
+ s += 3;
+ }
+ if (p->w_ptyfd < 0 && p->w_type != W_TYPE_GROUP)
+ *s++ = 'Z';
+ *s = 0;
+ return s;
+}
+
+char *
+AddOtherUsers(buf, len, p)
+char *buf;
+int len;
+struct win *p;
+{
+ struct display *d, *olddisplay = display;
+ struct canvas *cv;
+ char *s;
+ int l;
+
+ s = buf;
+ for (display = displays; display; display = display->d_next)
+ {
+ if (olddisplay && D_user == olddisplay->d_user)
+ continue;
+ for (cv = D_cvlist; cv; cv = cv->c_next)
+ if (Layer2Window(cv->c_layer) == p)
+ break;
+ if (!cv)
+ continue;
+ for (d = displays; d && d != display; d = d->d_next)
+ if (D_user == d->d_user)
+ break;
+ if (d && d != display)
+ continue;
+ if (len > 1 && s != buf)
+ {
+ *s++ = ',';
+ len--;
+ }
+ l = strlen(D_user->u_name);
+ if (l + 1 > len)
+ break;
+ strcpy(s, D_user->u_name);
+ s += l;
+ len -= l;
+ }
+ *s = 0;
+ display = olddisplay;
+ return s;
+}
+
+void
+ShowWindows(where)
+int where;
+{
+ char buf[1024];
+ char *s, *ss;
+
+ if (display && where == -1 && D_fore)
+ where = D_fore->w_number;
+ ss = AddWindows(buf, sizeof(buf), 0, where);
+ s = buf + strlen(buf);
+ if (display && ss - buf > D_width / 2)
+ {
+ ss -= D_width / 2;
+ if (s - ss < D_width)
+ {
+ ss = s - D_width;
+ if (ss < buf)
+ ss = buf;
+ }
+ }
+ else
+ ss = buf;
+ Msg(0, "%s", ss);
+}
+
+/*
+* String Escape based windows listing
+* mls: currently does a Msg() call for each(!) window, dunno why
+*/
+static void
+ShowWindowsX(str)
+char *str;
+{
+ int i;
+ debug1("ShowWindowsX: string [%s]", str);
+ for (i = 0; i < maxwin ; i++) {
+ if (!wtab[i])
+ continue;
+ Msg(0, "%s", MakeWinMsg(str, wtab[i], '%'));
+ }
+}
+
+
+static void
+ShowInfo()
+{
+ char buf[512], *p;
+ register struct win *wp = fore;
+ register int i;
+
+ if (wp == 0)
+ {
+ Msg(0, "(%d,%d)/(%d,%d) no window", D_x + 1, D_y + 1, D_width, D_height);
+ return;
+ }
+ p = buf;
+ if (buf < (p += GetAnsiStatus(wp, p)))
+ *p++ = ' ';
+ sprintf(p, "(%d,%d)/(%d,%d)",
+ wp->w_x + 1, wp->w_y + 1, wp->w_width, wp->w_height);
+#ifdef COPY_PASTE
+ sprintf(p += strlen(p), "+%d", wp->w_histheight);
+#endif
+ sprintf(p += strlen(p), " %c%sflow",
+ (wp->w_flow & FLOW_NOW) ? '+' : '-',
+ (wp->w_flow & FLOW_AUTOFLAG) ? "" :
+ ((wp->w_flow & FLOW_AUTO) ? "(+)" : "(-)"));
+ if (!wp->w_wrap) sprintf(p += strlen(p), " -wrap");
+ if (wp->w_insert) sprintf(p += strlen(p), " ins");
+ if (wp->w_origin) sprintf(p += strlen(p), " org");
+ if (wp->w_keypad) sprintf(p += strlen(p), " app");
+ if (wp->w_log) sprintf(p += strlen(p), " log");
+ if (wp->w_monitor != MON_OFF
+#ifdef MULTIUSER
+ && (ACLBYTE(wp->w_mon_notify, D_user->u_id) & ACLBIT(D_user->u_id))
+#endif
+ )
+ sprintf(p += strlen(p), " mon");
+ if (wp->w_mouse) sprintf(p += strlen(p), " mouse");
+#ifdef COLOR
+ if (wp->w_bce) sprintf(p += strlen(p), " bce");
+#endif
+ if (!wp->w_c1) sprintf(p += strlen(p), " -c1");
+ if (wp->w_norefresh) sprintf(p += strlen(p), " nored");
+
+ p += strlen(p);
+#ifdef FONT
+# ifdef ENCODINGS
+ if (wp->w_encoding && (display == 0 || D_encoding != wp->w_encoding || EncodingDefFont(wp->w_encoding) <= 0))
+ {
+ *p++ = ' ';
+ strcpy(p, EncodingName(wp->w_encoding));
+ p += strlen(p);
+ }
+# ifdef UTF8
+ if (wp->w_encoding != UTF8)
+# endif
+# endif
+ if (display && (D_CC0 || (D_CS0 && *D_CS0)))
+ {
+ if (wp->w_gr == 2)
+ {
+ sprintf(p, " G%c", wp->w_Charset + '0');
+ if (wp->w_FontE >= ' ')
+ p[3] = wp->w_FontE;
+ else
+ {
+ p[3] = '^';
+ p[4] = wp->w_FontE ^ 0x40;
+ p++;
+ }
+ p[4] = '[';
+ p++;
+ }
+ else if (wp->w_gr)
+ sprintf(p++, " G%c%c[", wp->w_Charset + '0', wp->w_CharsetR + '0');
+ else
+ sprintf(p, " G%c[", wp->w_Charset + '0');
+ p += 4;
+ for (i = 0; i < 4; i++)
+ {
+ if (wp->w_charsets[i] == ASCII)
+ *p++ = 'B';
+ else if (wp->w_charsets[i] >= ' ')
+ *p++ = wp->w_charsets[i];
+ else
+ {
+ *p++ = '^';
+ *p++ = wp->w_charsets[i] ^ 0x40;
+ }
+ }
+ *p++ = ']';
+ *p = 0;
+ }
+#endif
+
+ if (wp->w_type == W_TYPE_PLAIN)
+ {
+ /* add info about modem control lines */
+ *p++ = ' ';
+ TtyGetModemStatus(wp->w_ptyfd, p);
+ }
+#ifdef BUILTIN_TELNET
+ else if (wp->w_type == W_TYPE_TELNET)
+ {
+ *p++ = ' ';
+ TelStatus(wp, p, sizeof(buf) - 1 - (p - buf));
+ }
+#endif
+ Msg(0, "%s %d(%s)", buf, wp->w_number, wp->w_title);
+}
+
+static void
+ShowDInfo()
+{
+ char buf[512], *p;
+ if (display == 0)
+ return;
+ p = buf;
+ sprintf(p, "(%d,%d)", D_width, D_height),
+ p += strlen(p);
+#ifdef ENCODINGS
+ if (D_encoding)
+ {
+ *p++ = ' ';
+ strcpy(p, EncodingName(D_encoding));
+ p += strlen(p);
+ }
+#endif
+ if (D_CXT)
+ {
+ strcpy(p, " xterm");
+ p += strlen(p);
+ }
+#ifdef COLOR
+ if (D_hascolor)
+ {
+ strcpy(p, " color");
+ p += strlen(p);
+ }
+#endif
+#ifdef FONT
+ if (D_CG0)
+ {
+ strcpy(p, " iso2022");
+ p += strlen(p);
+ }
+ else if (D_CS0 && *D_CS0)
+ {
+ strcpy(p, " altchar");
+ p += strlen(p);
+ }
+#endif
+ Msg(0, "%s", buf);
+}
+
+static void
+AKAfin(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ ASSERT(display);
+ if (len && fore)
+ ChangeAKA(fore, buf, strlen(buf));
+
+ enter_window_name_mode = 0;
+}
+
+static void
+InputAKA()
+{
+ char *s, *ss;
+ int n;
+
+ if (enter_window_name_mode == 1) return;
+
+ enter_window_name_mode = 1;
+
+ Input("Set window's title to: ", sizeof(fore->w_akabuf) - 1, INP_COOKED, AKAfin, NULL, 0);
+ s = fore->w_title;
+ if (!s)
+ return;
+ for (; *s; s++)
+ {
+ if ((*(unsigned char *)s & 0x7f) < 0x20 || *s == 0x7f)
+ continue;
+ ss = s;
+ n = 1;
+ LayProcess(&ss, &n);
+ }
+}
+
+static void
+Colonfin(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ char mbuf[256];
+
+ RemoveStatus();
+ if (buf[len] == '\t')
+ {
+ int m, x;
+ int l = 0, r = RC_LAST;
+ int showmessage = 0;
+ char *s = buf;
+
+ while (*s && s - buf < len)
+ if (*s++ == ' ')
+ return;
+
+ /* Showing a message when there's no hardstatus or caption cancels the input */
+ if (display &&
+ (captionalways || D_has_hstatus == HSTATUS_LASTLINE || (D_canvas.c_slperp && D_canvas.c_slperp->c_slnext)))
+ showmessage = 1;
+
+ while (l <= r)
+ {
+ m = (l + r) / 2;
+ x = strncmp(buf, comms[m].name, len);
+ if (x > 0)
+ l = m + 1;
+ else if (x < 0)
+ r = m - 1;
+ else
+ {
+ s = mbuf;
+ for (l = m - 1; l >= 0 && strncmp(buf, comms[l].name, len) == 0; l--)
+ ;
+ for (m = ++l; m <= r && strncmp(buf, comms[m].name, len) == 0 && s - mbuf < sizeof(mbuf); m++)
+ s += snprintf(s, sizeof(mbuf) - (s - mbuf), " %s", comms[m].name);
+ if (l < m - 1)
+ {
+ if (showmessage)
+ Msg(0, "Possible commands:%s", mbuf);
+ }
+ else
+ {
+ s = mbuf;
+ len = snprintf(mbuf, sizeof(mbuf), "%s \t", comms[l].name + len);
+ if (len > 0 && len < sizeof(mbuf))
+ LayProcess(&s, &len);
+ }
+ break;
+ }
+ }
+ if (l > r && showmessage)
+ Msg(0, "No commands matching '%*s'", len, buf);
+ return;
+ }
+
+ if (!len || buf[len])
+ return;
+
+ len = strlen(buf) + 1;
+ if (len > (int)sizeof(mbuf))
+ RcLine(buf, len);
+ else
+ {
+ bcopy(buf, mbuf, len);
+ RcLine(mbuf, sizeof mbuf);
+ }
+}
+
+static void
+SelectFin(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ int n;
+
+ if (!len || !display)
+ return;
+ if (len == 1 && *buf == '-')
+ {
+ SetForeWindow((struct win *)0);
+ Activate(0);
+ return;
+ }
+ if ((n = WindowByNoN(buf)) < 0)
+ return;
+ SwitchWindow(n);
+}
+
+static void
+SelectLayoutFin(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ struct layout *lay;
+
+ if (!len || !display)
+ return;
+ if (len == 1 && *buf == '-')
+ {
+ LoadLayout((struct layout *)0, (struct canvas *)0);
+ Activate(0);
+ return;
+ }
+ lay = FindLayout(buf);
+ if (!lay)
+ Msg(0, "No such layout\n");
+ else if (lay == D_layout)
+ Msg(0, "This IS layout %d (%s).\n", lay->lay_number, lay->lay_title);
+ else
+ {
+ LoadLayout(lay, &D_canvas);
+ Activate(0);
+ }
+}
+
+
+static void
+InputSelect()
+{
+ Input("Switch to window: ", 20, INP_COOKED, SelectFin, NULL, 0);
+}
+
+static char setenv_var[31];
+
+
+static void
+SetenvFin1(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ if (!len || !display)
+ return;
+ InputSetenv(buf);
+}
+
+static void
+SetenvFin2(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ if (!len || !display)
+ return;
+ debug2("SetenvFin2: setenv '%s' '%s'\n", setenv_var, buf);
+ xsetenv(setenv_var, buf);
+ MakeNewEnv();
+}
+
+static void
+InputSetenv(arg)
+char *arg;
+{
+ static char setenv_buf[50 + sizeof(setenv_var)]; /* need to be static here, cannot be freed */
+
+ if (arg)
+ {
+ strncpy(setenv_var, arg, sizeof(setenv_var) - 1);
+ sprintf(setenv_buf, "Enter value for %s: ", setenv_var);
+ Input(setenv_buf, 30, INP_COOKED, SetenvFin2, NULL, 0);
+ }
+ else
+ Input("Setenv: Enter variable name: ", 30, INP_COOKED, SetenvFin1, NULL, 0);
+}
+
+/*
+ * the following options are understood by this parser:
+ * -f, -f0, -f1, -fy, -fa
+ * -t title, -T terminal-type, -h height-of-scrollback,
+ * -ln, -l0, -ly, -l1, -l
+ * -a, -M, -L
+ */
+void
+DoScreen(fn, av)
+char *fn, **av;
+{
+ struct NewWindow nwin;
+ register int num;
+ char buf[20];
+
+ nwin = nwin_undef;
+ while (av && *av && av[0][0] == '-')
+ {
+ if (av[0][1] == '-')
+ {
+ av++;
+ break;
+ }
+ switch (av[0][1])
+ {
+ case 'f':
+ switch (av[0][2])
+ {
+ case 'n':
+ case '0':
+ nwin.flowflag = FLOW_NOW * 0;
+ break;
+ case 'y':
+ case '1':
+ case '\0':
+ nwin.flowflag = FLOW_NOW * 1;
+ break;
+ case 'a':
+ nwin.flowflag = FLOW_AUTOFLAG;
+ break;
+ default:
+ break;
+ }
+ break;
+ case 't': /* no more -k */
+ if (av[0][2])
+ nwin.aka = &av[0][2];
+ else if (*++av)
+ nwin.aka = *av;
+ else
+ --av;
+ break;
+ case 'T':
+ if (av[0][2])
+ nwin.term = &av[0][2];
+ else if (*++av)
+ nwin.term = *av;
+ else
+ --av;
+ break;
+ case 'h':
+ if (av[0][2])
+ nwin.histheight = atoi(av[0] + 2);
+ else if (*++av)
+ nwin.histheight = atoi(*av);
+ else
+ --av;
+ break;
+#ifdef LOGOUTOK
+ case 'l':
+ switch (av[0][2])
+ {
+ case 'n':
+ case '0':
+ nwin.lflag = 0;
+ break;
+ case 'y':
+ case '1':
+ case '\0':
+ nwin.lflag = 1;
+ break;
+ case 'a':
+ nwin.lflag = 3;
+ break;
+ default:
+ break;
+ }
+ break;
+#endif
+ case 'a':
+ nwin.aflag = 1;
+ break;
+ case 'M':
+ nwin.monitor = MON_ON;
+ break;
+ case 'L':
+ nwin.Lflag = 1;
+ break;
+ default:
+ Msg(0, "%s: screen: invalid option -%c.", fn, av[0][1]);
+ break;
+ }
+ ++av;
+ }
+ if (av && *av && IsNumColon(*av, 10, buf, sizeof(buf)))
+ {
+ if (*buf != '\0')
+ nwin.aka = buf;
+ num = atoi(*av);
+ if (num < 0 || (maxwin && num > maxwin - 1) || (!maxwin && num > MAXWIN - 1))
+ {
+ Msg(0, "%s: illegal screen number %d.", fn, num);
+ num = 0;
+ }
+ nwin.StartAt = num;
+ ++av;
+ }
+ if (av && *av)
+ {
+ nwin.args = av;
+ if (!nwin.aka)
+ nwin.aka = Filename(*av);
+ }
+ MakeWindow(&nwin);
+}
+
+#ifdef COPY_PASTE
+/*
+ * CompileKeys must be called before Markroutine is first used.
+ * to initialise the keys with defaults, call CompileKeys(NULL, mark_key_tab);
+ *
+ * s is an ascii string in a termcap-like syntax. It looks like
+ * "j=u:k=d:l=r:h=l: =.:" and so on...
+ * this example rebinds the cursormovement to the keys u (up), d (down),
+ * l (left), r (right). placing a mark will now be done with ".".
+ */
+int
+CompileKeys(s, sl, array)
+char *s;
+int sl;
+unsigned char *array;
+{
+ int i;
+ unsigned char key, value;
+
+ if (sl == 0)
+ {
+ for (i = 0; i < 256; i++)
+ array[i] = i;
+ return 0;
+ }
+ debug1("CompileKeys: '%s'\n", s);
+ while (sl)
+ {
+ key = *(unsigned char *)s++;
+ if (*s != '=' || sl < 3)
+ return -1;
+ sl--;
+ do
+ {
+ s++;
+ sl -= 2;
+ value = *(unsigned char *)s++;
+ array[value] = key;
+ }
+ while (*s == '=' && sl >= 2);
+ if (sl == 0)
+ break;
+ if (*s++ != ':')
+ return -1;
+ sl--;
+ }
+ return 0;
+}
+#endif /* COPY_PASTE */
+
+/*
+ * Asynchronous input functions
+ */
+
+#if defined(DETACH) && defined(POW_DETACH)
+static void
+pow_detach_fn(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ debug("pow_detach_fn called\n");
+ if (len)
+ {
+ memset(buf, 0, len);
+ return;
+ }
+ if (ktab[(int)(unsigned char)*buf].nr != RC_POW_DETACH)
+ {
+ if (display)
+ write(D_userfd, "\007", 1);
+ Msg(0, "Detach aborted.");
+ }
+ else
+ Detach(D_POWER);
+}
+#endif /* POW_DETACH */
+
+#ifdef COPY_PASTE
+static void
+copy_reg_fn(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ struct plop *pp = plop_tab + (int)(unsigned char)*buf;
+
+ if (len)
+ {
+ memset(buf, 0, len);
+ return;
+ }
+ if (pp->buf)
+ free(pp->buf);
+ pp->buf = 0;
+ pp->len = 0;
+ if (D_user->u_plop.len)
+ {
+ if ((pp->buf = (char *)malloc(D_user->u_plop.len)) == NULL)
+ {
+ Msg(0, "%s", strnomem);
+ return;
+ }
+ bcopy(D_user->u_plop.buf, pp->buf, D_user->u_plop.len);
+ }
+ pp->len = D_user->u_plop.len;
+#ifdef ENCODINGS
+ pp->enc = D_user->u_plop.enc;
+#endif
+ Msg(0, "Copied %d characters into register %c", D_user->u_plop.len, *buf);
+}
+
+static void
+ins_reg_fn(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ struct plop *pp = plop_tab + (int)(unsigned char)*buf;
+
+ if (len)
+ {
+ memset(buf, 0, len);
+ return;
+ }
+ if (!fore)
+ return; /* Input() should not call us w/o fore, but you never know... */
+ if (*buf == '.')
+ Msg(0, "ins_reg_fn: Warning: pasting real register '.'!");
+ if (pp->buf)
+ {
+ MakePaster(&fore->w_paster, pp->buf, pp->len, 0);
+ return;
+ }
+ Msg(0, "Empty register.");
+}
+#endif /* COPY_PASTE */
+
+static void
+process_fn(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ struct plop *pp = plop_tab + (int)(unsigned char)*buf;
+
+ if (len)
+ {
+ memset(buf, 0, len);
+ return;
+ }
+ if (pp->buf)
+ {
+ ProcessInput(pp->buf, pp->len);
+ return;
+ }
+ Msg(0, "Empty register.");
+}
+
+static void
+confirm_fn(buf, len, data)
+char *buf;
+int len;
+char *data;
+{
+ struct action act;
+
+ if (len || (*buf != 'y' && *buf != 'Y'))
+ {
+ memset(buf, 0, len);
+ return;
+ }
+ act.nr = *(int *)data;
+ act.args = noargs;
+ act.argl = 0;
+ act.quiet = 0;
+ DoAction(&act, -1);
+}
+
+#ifdef MULTIUSER
+struct inputsu
+{
+ struct acluser **up;
+ char name[24];
+ char pw1[130]; /* FreeBSD crypts to 128 bytes */
+ char pw2[130];
+};
+
+static void
+su_fin(buf, len, data)
+char *buf;
+int len;
+char *data;
+{
+ struct inputsu *i = (struct inputsu *)data;
+ char *p;
+ int l;
+
+ if (!*i->name)
+ { p = i->name; l = sizeof(i->name) - 1; }
+ else if (!*i->pw1)
+ { strcpy(p = i->pw1, "\377"); l = sizeof(i->pw1) - 1; }
+ else
+ { strcpy(p = i->pw2, "\377"); l = sizeof(i->pw2) - 1; }
+ if (buf && len)
+ strncpy(p, buf, 1 + ((l < len) ? l : len));
+ if (!*i->name)
+ Input("Screen User: ", sizeof(i->name) - 1, INP_COOKED, su_fin, (char *)i, 0);
+ else if (!*i->pw1)
+ Input("User's UNIX Password: ", sizeof(i->pw1)-1, INP_COOKED|INP_NOECHO, su_fin, (char *)i, 0);
+ else if (!*i->pw2)
+ Input("User's Screen Password: ", sizeof(i->pw2)-1, INP_COOKED|INP_NOECHO, su_fin, (char *)i, 0);
+ else
+ {
+ if ((p = DoSu(i->up, i->name, i->pw2, i->pw1)))
+ Msg(0, "%s", p);
+ free((char *)i);
+ }
+}
+
+static int
+InputSu(w, up, name)
+struct win *w;
+struct acluser **up;
+char *name;
+{
+ struct inputsu *i;
+
+ if (!(i = (struct inputsu *)calloc(1, sizeof(struct inputsu))))
+ return -1;
+
+ i->up = up;
+ if (name && *name)
+ su_fin(name, (int)strlen(name), (char *)i); /* can also initialise stuff */
+ else
+ su_fin((char *)0, 0, (char *)i);
+ return 0;
+}
+#endif /* MULTIUSER */
+
+#ifdef PASSWORD
+
+static void
+pass1(buf, len, data)
+char *buf;
+int len;
+char *data;
+{
+ struct acluser *u = (struct acluser *)data;
+
+ if (!*buf)
+ return;
+ ASSERT(u);
+ if (u->u_password != NullStr)
+ free((char *)u->u_password);
+ u->u_password = SaveStr(buf);
+ bzero(buf, strlen(buf));
+ Input("Retype new password:", 100, INP_NOECHO, pass2, data, 0);
+}
+
+static void
+pass2(buf, len, data)
+char *buf;
+int len;
+char *data;
+{
+ int st;
+ char salt[3];
+ struct acluser *u = (struct acluser *)data;
+
+ ASSERT(u);
+ if (!buf || strcmp(u->u_password, buf))
+ {
+ Msg(0, "[ Passwords don't match - checking turned off ]");
+ if (u->u_password != NullStr)
+ {
+ bzero(u->u_password, strlen(u->u_password));
+ free((char *)u->u_password);
+ }
+ u->u_password = NullStr;
+ }
+ else if (u->u_password[0] == '\0')
+ {
+ Msg(0, "[ No password - no secure ]");
+ if (buf)
+ bzero(buf, strlen(buf));
+ }
+
+ if (u->u_password != NullStr)
+ {
+ for (st = 0; st < 2; st++)
+ salt[st] = 'A' + (int)((time(0) >> 6 * st) % 26);
+ salt[2] = 0;
+ buf = crypt(u->u_password, salt);
+ bzero(u->u_password, strlen(u->u_password));
+ free((char *)u->u_password);
+ if (!buf)
+ {
+ Msg(0, "[ crypt() error - no secure ]");
+ u->u_password = NullStr;
+ return;
+ }
+ u->u_password = SaveStr(buf);
+ bzero(buf, strlen(buf));
+#ifdef COPY_PASTE
+ if (u->u_plop.buf)
+ UserFreeCopyBuffer(u);
+ u->u_plop.len = strlen(u->u_password);
+# ifdef ENCODINGS
+ u->u_plop.enc = 0;
+#endif
+ if (!(u->u_plop.buf = SaveStr(u->u_password)))
+ {
+ Msg(0, "%s", strnomem);
+ D_user->u_plop.len = 0;
+ }
+ else
+ Msg(0, "[ Password moved into copybuffer ]");
+#else /* COPY_PASTE */
+ Msg(0, "[ Crypted password is \"%s\" ]", u->u_password);
+#endif /* COPY_PASTE */
+ }
+}
+#endif /* PASSWORD */
+
+static int
+digraph_find(buf)
+const char *buf;
+{
+ int i;
+ for (i = 0; i < MAX_DIGRAPH && digraphs[i].d[0]; i++)
+ if ((digraphs[i].d[0] == (unsigned char)buf[0] && digraphs[i].d[1] == (unsigned char)buf[1]) ||
+ (digraphs[i].d[0] == (unsigned char)buf[1] && digraphs[i].d[1] == (unsigned char)buf[0]))
+ break;
+ return i;
+}
+
+static void
+digraph_fn(buf, len, data)
+char *buf;
+int len;
+char *data; /* dummy */
+{
+ int ch, i, x;
+
+ ch = buf[len];
+ if (ch)
+ {
+ buf[len + 1] = ch; /* so we can restore it later */
+ if (ch < ' ' || ch == '\177')
+ return;
+ if (len >= 1 && ((*buf == 'U' && buf[1] == '+') || (*buf == '0' && (buf[1] == 'x' || buf[1] == 'X'))))
+ {
+ if (len == 1)
+ return;
+ if ((ch < '0' || ch > '9') && (ch < 'a' || ch > 'f') && (ch < 'A' || ch > 'F'))
+ {
+ buf[len] = '\034'; /* ^] is ignored by Input() */
+ return;
+ }
+ if (len == (*buf == 'U' ? 5 : 3))
+ buf[len] = '\n';
+ return;
+ }
+ if (len && *buf == '0')
+ {
+ if (ch < '0' || ch > '7')
+ {
+ buf[len] = '\034'; /* ^] is ignored by Input() */
+ return;
+ }
+ if (len == 3)
+ buf[len] = '\n';
+ return;
+ }
+ if (len == 1)
+ buf[len] = '\n';
+ return;
+ }
+ if (len < 1)
+ return;
+ if (buf[len + 1])
+ {
+ buf[len] = buf[len + 1]; /* stored above */
+ len++;
+ }
+ if (len < 2)
+ return;
+ if (!parse_input_int(buf, len, &x))
+ {
+ i = digraph_find(buf);
+ if ((x = digraphs[i].value) <= 0)
+ {
+ Msg(0, "Unknown digraph");
+ return;
+ }
+ }
+ i = 1;
+ *buf = x;
+#ifdef UTF8
+ if (flayer->l_encoding == UTF8)
+ i = ToUtf8(buf, x); /* buf is big enough for all UTF-8 codes */
+#endif
+ while(i)
+ LayProcess(&buf, &i);
+}
+
+#ifdef MAPKEYS
+int
+StuffKey(i)
+int i;
+{
+ struct action *act;
+ int discard = 0;
+ int keyno = i;
+
+ debug1("StuffKey #%d", i);
+#ifdef DEBUG
+ if (i < KMAP_KEYS)
+ debug1(" - %s", term[i + T_CAPS].tcname);
+#endif
+
+ if (i < KMAP_KEYS && D_ESCseen)
+ {
+ struct action *act = &D_ESCseen[i + 256];
+ if (act->nr != RC_ILLEGAL)
+ {
+ D_ESCseen = 0;
+ WindowChanged(fore, 'E');
+ DoAction(act, i + 256);
+ return 0;
+ }
+ discard = 1;
+ }
+
+ if (i >= T_CURSOR - T_CAPS && i < T_KEYPAD - T_CAPS && D_cursorkeys)
+ i += T_OCAPS - T_CURSOR;
+ else if (i >= T_KEYPAD - T_CAPS && i < T_OCAPS - T_CAPS && D_keypad)
+ i += T_OCAPS - T_CURSOR;
+ debug1(" - action %d\n", i);
+ flayer = D_forecv->c_layer;
+ fore = D_fore;
+ act = 0;
+#ifdef COPY_PASTE
+ if (flayer && flayer->l_mode == 1)
+ act = i < KMAP_KEYS+KMAP_AKEYS ? &mmtab[i] : &kmap_exts[i - (KMAP_KEYS+KMAP_AKEYS)].mm;
+#endif
+ if ((!act || act->nr == RC_ILLEGAL) && !D_mapdefault)
+ act = i < KMAP_KEYS+KMAP_AKEYS ? &umtab[i] : &kmap_exts[i - (KMAP_KEYS+KMAP_AKEYS)].um;
+ if (!act || act->nr == RC_ILLEGAL)
+ act = i < KMAP_KEYS+KMAP_AKEYS ? &dmtab[i] : &kmap_exts[i - (KMAP_KEYS+KMAP_AKEYS)].dm;
+
+ if (discard && (!act || act->nr != RC_COMMAND))
+ {
+ /* if the input was just a single byte we let it through */
+ if (D_tcs[keyno + T_CAPS].str && strlen(D_tcs[keyno + T_CAPS].str) == 1)
+ return -1;
+ if (D_ESCseen)
+ {
+ D_ESCseen = 0;
+ WindowChanged(fore, 'E');
+ }
+ return 0;
+ }
+ D_mapdefault = 0;
+
+ if (act == 0 || act->nr == RC_ILLEGAL)
+ return -1;
+ DoAction(act, 0);
+ return 0;
+}
+#endif
+
+
+static int
+IsOnDisplay(wi)
+struct win *wi;
+{
+ struct canvas *cv;
+ ASSERT(display);
+ for (cv = D_cvlist; cv; cv = cv->c_next)
+ if (Layer2Window(cv->c_layer) == wi)
+ return 1;
+ return 0;
+}
+
+struct win *
+FindNiceWindow(wi, presel)
+struct win *wi;
+char *presel;
+{
+ int i;
+
+ debug2("FindNiceWindow %d %s\n", wi ? wi->w_number : -1 , presel ? presel : "NULL");
+ if (presel)
+ {
+ i = WindowByNoN(presel);
+ if (i >= 0)
+ wi = wtab[i];
+ }
+ if (!display)
+ return wi;
+#ifdef MULTIUSER
+ if (wi && AclCheckPermWin(D_user, ACL_READ, wi))
+ wi = 0;
+#endif
+ if (!wi || (IsOnDisplay(wi) && !presel))
+ {
+ /* try to get another window */
+ wi = 0;
+#ifdef MULTIUSER
+ for (wi = windows; wi; wi = wi->w_next)
+ if (!wi->w_layer.l_cvlist && !AclCheckPermWin(D_user, ACL_WRITE, wi))
+ break;
+ if (!wi)
+ for (wi = windows; wi; wi = wi->w_next)
+ if (wi->w_layer.l_cvlist && !IsOnDisplay(wi) && !AclCheckPermWin(D_user, ACL_WRITE, wi))
+ break;
+ if (!wi)
+ for (wi = windows; wi; wi = wi->w_next)
+ if (!wi->w_layer.l_cvlist && !AclCheckPermWin(D_user, ACL_READ, wi))
+ break;
+ if (!wi)
+ for (wi = windows; wi; wi = wi->w_next)
+ if (wi->w_layer.l_cvlist && !IsOnDisplay(wi) && !AclCheckPermWin(D_user, ACL_READ, wi))
+ break;
+#endif
+ if (!wi)
+ for (wi = windows; wi; wi = wi->w_next)
+ if (!wi->w_layer.l_cvlist)
+ break;
+ if (!wi)
+ for (wi = windows; wi; wi = wi->w_next)
+ if (wi->w_layer.l_cvlist && !IsOnDisplay(wi))
+ break;
+ }
+#ifdef MULTIUSER
+ if (wi && AclCheckPermWin(D_user, ACL_READ, wi))
+ wi = 0;
+#endif
+ return wi;
+}
+
+#if 0
+
+/* sorted list of all commands */
+static struct comm **commtab;
+static int ncommtab;
+
+void
+AddComms(cos, hand)
+struct comm *cos;
+void (*hand) __P((struct comm *, char **, int));
+{
+ int n, i, j, r;
+ for (n = 0; cos[n].name; n++)
+ ;
+ if (n == 0)
+ return;
+ if (commtab)
+ commtab = (struct commt *)realloc(commtab, sizeof(*commtab) * (ncommtab + n));
+ else
+ commtab = (struct commt *)malloc(sizeof(*commtab) * (ncommtab + n));
+ if (!commtab)
+ Panic(0, strnomem);
+ for (i = 0; i < n; i++)
+ {
+ for (j = 0; j < ncommtab; j++)
+ {
+ r = strcmp(cos[i].name, commtab[j]->name);
+ if (r == 0)
+ Panic(0, "Duplicate command: %s\n", cos[i].name);
+ if (r < 0)
+ break;
+ }
+ for (r = ncommtab; r > j; r--)
+ commtab[r] = commtab[r - 1];
+ commtab[j] = cos + i;
+ cos[i].handler = hand;
+ bzero(cos[i].userbits, sizeof(cos[i].userbits));
+ ncommtab++;
+ }
+}
+
+struct comm *
+FindComm(str)
+char *str;
+{
+ int x, m, l = 0, r = ncommtab - 1;
+ while (l <= r)
+ {
+ m = (l + r) / 2;
+ x = strcmp(str, commtab[m]->name);
+ if (x > 0)
+ l = m + 1;
+ else if (x < 0)
+ r = m - 1;
+ else
+ return commtab[m];
+ }
+ return 0;
+}
+
+#endif
+
+static int
+CalcSlicePercent(cv, percent)
+struct canvas *cv;
+int percent;
+{
+ int w, wsum, up;
+ if (!cv || !cv->c_slback)
+ return percent;
+ up = CalcSlicePercent(cv->c_slback->c_slback, percent);
+ w = cv->c_slweight;
+ for (cv = cv->c_slback->c_slperp, wsum = 0; cv; cv = cv->c_slnext)
+ wsum += cv->c_slweight;
+ if (wsum == 0)
+ return 0;
+ return (up * w) / wsum;
+}
+
+static int
+ChangeCanvasSize(fcv, abs, diff, gflag, percent)
+struct canvas *fcv; /* make this canvas bigger */
+int abs; /* mode: 0:rel 1:abs 2:max */
+int diff; /* change this much */
+int gflag; /* go up if neccessary */
+int percent;
+{
+ struct canvas *cv;
+ int done, have, m, dir;
+
+ debug3("ChangeCanvasSize abs %d diff %d percent=%d\n", abs, diff, percent);
+ if (abs == 0 && diff == 0)
+ return 0;
+ if (abs == 2)
+ {
+ if (diff == 0)
+ fcv->c_slweight = 0;
+ else
+ {
+ for (cv = fcv->c_slback->c_slperp; cv; cv = cv->c_slnext)
+ cv->c_slweight = 0;
+ fcv->c_slweight = 1;
+ cv = fcv->c_slback->c_slback;
+ if (gflag && cv && cv->c_slback)
+ ChangeCanvasSize(cv, abs, diff, gflag, percent);
+ }
+ return diff;
+ }
+ if (abs)
+ {
+ if (diff < 0)
+ diff = 0;
+ if (percent && diff > percent)
+ diff = percent;
+ }
+ if (percent)
+ {
+ int wsum, up;
+ for (cv = fcv->c_slback->c_slperp, wsum = 0; cv; cv = cv->c_slnext)
+ wsum += cv->c_slweight;
+ if (wsum)
+ {
+ up = gflag ? CalcSlicePercent(fcv->c_slback->c_slback, percent) : percent;
+ debug3("up=%d, wsum=%d percent=%d\n", up, wsum, percent);
+ if (wsum < 1000)
+ {
+ int scale = wsum < 10 ? 1000 : 100;
+ for (cv = fcv->c_slback->c_slperp; cv; cv = cv->c_slnext)
+ cv->c_slweight *= scale;
+ wsum *= scale;
+ debug1("scaled wsum to %d\n", wsum);
+ }
+ for (cv = fcv->c_slback->c_slperp; cv; cv = cv->c_slnext)
+ {
+ if (cv->c_slweight)
+ {
+ cv->c_slweight = (cv->c_slweight * up) / percent;
+ if (cv->c_slweight == 0)
+ cv->c_slweight = 1;
+ }
+ debug1(" - weight %d\n", cv->c_slweight);
+ }
+ diff = (diff * wsum) / percent;
+ percent = wsum;
+ }
+ }
+ else
+ {
+ if (abs && diff == (fcv->c_slorient == SLICE_VERT ? fcv->c_ye - fcv->c_ys + 2 : fcv->c_xe - fcv->c_xs + 2))
+ return 0;
+ /* fix weights to real size (can't be helped, sorry) */
+ for (cv = fcv->c_slback->c_slperp; cv; cv = cv->c_slnext)
+ {
+ cv->c_slweight = cv->c_slorient == SLICE_VERT ? cv->c_ye - cv->c_ys + 2 : cv->c_xe - cv->c_xs + 2;
+ debug1(" - weight %d\n", cv->c_slweight);
+ }
+ }
+ if (abs)
+ diff = diff - fcv->c_slweight;
+ debug1("diff = %d\n", diff);
+ if (diff == 0)
+ return 0;
+ if (diff < 0)
+ {
+ cv = fcv->c_slnext ? fcv->c_slnext : fcv->c_slprev;
+ fcv->c_slweight += diff;
+ cv->c_slweight -= diff;
+ return diff;
+ }
+ done = 0;
+ dir = 1;
+ for (cv = fcv->c_slnext; diff > 0; cv = dir > 0 ? cv->c_slnext : cv->c_slprev)
+ {
+ if (!cv)
+ {
+ debug1("reached end, dir is %d\n", dir);
+ if (dir == -1)
+ break;
+ dir = -1;
+ cv = fcv;
+ continue;
+ }
+ if (percent)
+ m = 1;
+ else
+ m = cv->c_slperp ? CountCanvasPerp(cv) * 2 : 2;
+ debug2("min is %d, have %d\n", m, cv->c_slweight);
+ if (cv->c_slweight > m)
+ {
+ have = cv->c_slweight - m;
+ if (have > diff)
+ have = diff;
+ debug1("subtract %d\n", have);
+ cv->c_slweight -= have;
+ done += have;
+ diff -= have;
+ }
+ }
+ if (diff && gflag)
+ {
+ /* need more room! */
+ cv = fcv->c_slback->c_slback;
+ if (cv && cv->c_slback)
+ done += ChangeCanvasSize(fcv->c_slback->c_slback, 0, diff, gflag, percent);
+ }
+ fcv->c_slweight += done;
+ debug1("ChangeCanvasSize returns %d\n", done);
+ return done;
+}
+
+static void
+ResizeRegions(arg, flags)
+char *arg;
+int flags;
+{
+ struct canvas *cv;
+ int diff, l;
+ int gflag = 0, abs = 0, percent = 0;
+ int orient = 0;
+
+ ASSERT(display);
+ if (!*arg)
+ return;
+ if (D_forecv->c_slorient == SLICE_UNKN)
+ {
+ Msg(0, "resize: need more than one region");
+ return;
+ }
+ gflag = flags & RESIZE_FLAG_L ? 0 : 1;
+ orient |= flags & RESIZE_FLAG_H ? SLICE_HORI : 0;
+ orient |= flags & RESIZE_FLAG_V ? SLICE_VERT : 0;
+ if (orient == 0)
+ orient = D_forecv->c_slorient;
+ l = strlen(arg);
+ if (*arg == '=')
+ {
+ /* make all regions the same height */
+ struct canvas *cv = gflag ? &D_canvas : D_forecv->c_slback;
+ if (cv->c_slperp->c_slorient & orient)
+ EqualizeCanvas(cv->c_slperp, gflag);
+ /* can't use cv->c_slorient directly as it can be D_canvas */
+ if ((cv->c_slperp->c_slorient ^ (SLICE_HORI ^ SLICE_VERT)) & orient)
+ {
+ if (cv->c_slback)
+ {
+ cv = cv->c_slback;
+ EqualizeCanvas(cv->c_slperp, gflag);
+ }
+ else
+ EqualizeCanvas(cv, gflag);
+ }
+ ResizeCanvas(cv);
+ RecreateCanvasChain();
+ RethinkDisplayViewports();
+ ResizeLayersToCanvases();
+ return;
+ }
+ if (!strcmp(arg, "min") || !strcmp(arg, "0"))
+ {
+ abs = 2;
+ diff = 0;
+ }
+ else if (!strcmp(arg, "max") || !strcmp(arg, "_"))
+ {
+ abs = 2;
+ diff = 1;
+ }
+ else
+ {
+ if (l > 0 && arg[l - 1] == '%')
+ percent = 1000;
+ if (*arg == '+')
+ diff = atoi(arg + 1);
+ else if (*arg == '-')
+ diff = -atoi(arg + 1);
+ else
+ {
+ diff = atoi(arg); /* +1 because of caption line */
+ if (diff < 0)
+ diff = 0;
+ abs = diff == 0 ? 2 : 1;
+ }
+ }
+ if (!abs && !diff)
+ return;
+ if (percent)
+ diff = diff * percent / 100;
+ cv = D_forecv;
+ if (cv->c_slorient & orient)
+ ChangeCanvasSize(cv, abs, diff, gflag, percent);
+ if (cv->c_slback->c_slorient & orient)
+ ChangeCanvasSize(cv->c_slback, abs, diff, gflag, percent);
+
+ ResizeCanvas(&D_canvas);
+ RecreateCanvasChain();
+ RethinkDisplayViewports();
+ ResizeLayersToCanvases();
+ return;
+
+#if 0
+
+ if (siz + diff < 1)
+ diff = 1 - siz;
+ if (siz + diff > dsize - (nreg - 1) * 2 - 1)
+ diff = dsize - (nreg - 1) * 2 - 1 - siz;
+ if (diff == 0 || siz + diff < 1)
+ return;
+
+ if (diff < 0)
+ {
+ if (D_forecv->c_next)
+ {
+ D_forecv->c_ye += diff;
+ D_forecv->c_next->c_ys += diff;
+ D_forecv->c_next->c_yoff += diff;
+ }
+ else
+ {
+ for (cv = D_cvlist; cv; cv = cv->c_next)
+ if (cv->c_next == D_forecv)
+ break;
+ ASSERT(cv);
+ cv->c_ye -= diff;
+ D_forecv->c_ys -= diff;
+ D_forecv->c_yoff -= diff;
+ }
+ }
+ else
+ {
+ int s, i = 0, found = 0, di = diff, d2;
+ s = dsize - (nreg - 1) * 2 - 1 - siz;
+ for (cv = D_cvlist; cv; i = cv->c_ye + 2, cv = cv->c_next)
+ {
+ if (cv == D_forecv)
+ {
+ cv->c_ye = i + (cv->c_ye - cv->c_ys) + diff;
+ cv->c_yoff -= cv->c_ys - i;
+ cv->c_ys = i;
+ found = 1;
+ continue;
+ }
+ s -= cv->c_ye - cv->c_ys;
+ if (!found)
+ {
+ if (s >= di)
+ continue;
+ d2 = di - s;
+ }
+ else
+ d2 = di > cv->c_ye - cv->c_ys ? cv->c_ye - cv->c_ys : di;
+ di -= d2;
+ cv->c_ye = i + (cv->c_ye - cv->c_ys) - d2;
+ cv->c_yoff -= cv->c_ys - i;
+ cv->c_ys = i;
+ }
+ }
+ RethinkDisplayViewports();
+ ResizeLayersToCanvases();
+#endif
+}
+
+static void
+ResizeFin(buf, len, data)
+char *buf;
+int len;
+char *data;
+{
+ int ch;
+ int flags = *(int *)data;
+ ch = ((unsigned char *)buf)[len];
+ if (ch == 0)
+ {
+ ResizeRegions(buf, flags);
+ return;
+ }
+ if (ch == 'h')
+ flags ^= RESIZE_FLAG_H;
+ else if (ch == 'v')
+ flags ^= RESIZE_FLAG_V;
+ else if (ch == 'b')
+ flags |= RESIZE_FLAG_H|RESIZE_FLAG_V;
+ else if (ch == 'p')
+ flags ^= D_forecv->c_slorient == SLICE_VERT ? RESIZE_FLAG_H : RESIZE_FLAG_V;
+ else if (ch == 'l')
+ flags ^= RESIZE_FLAG_L;
+ else
+ return;
+ inp_setprompt(resizeprompts[flags], NULL);
+ *(int *)data = flags;
+ buf[len] = '\034';
+}
+
+void
+SetForeCanvas(d, cv)
+struct display *d;
+struct canvas *cv;
+{
+ struct display *odisplay = display;
+ if (d->d_forecv == cv)
+ return;
+
+ display = d;
+ D_forecv = cv;
+ if ((focusminwidth && (focusminwidth < 0 || D_forecv->c_xe - D_forecv->c_xs + 1 < focusminwidth)) ||
+ (focusminheight && (focusminheight < 0 || D_forecv->c_ye - D_forecv->c_ys + 1 < focusminheight)))
+ {
+ ResizeCanvas(&D_canvas);
+ RecreateCanvasChain();
+ RethinkDisplayViewports();
+ ResizeLayersToCanvases(); /* redisplays */
+ }
+ fore = D_fore = Layer2Window(D_forecv->c_layer);
+ if (D_other == fore)
+ D_other = 0;
+ flayer = D_forecv->c_layer;
+#ifdef RXVT_OSC
+ if (D_xtermosc[2] || D_xtermosc[3])
+ {
+ Activate(-1);
+ }
+ else
+#endif
+ {
+ RefreshHStatus();
+#ifdef RXVT_OSC
+ RefreshXtermOSC();
+#endif
+ flayer = D_forecv->c_layer;
+ CV_CALL(D_forecv, LayRestore();LaySetCursor());
+ WindowChanged(0, 'F');
+ }
+
+ display = odisplay;
+}
+
+#ifdef RXVT_OSC
+void
+RefreshXtermOSC()
+{
+ int i;
+ struct win *p;
+
+ p = Layer2Window(D_forecv->c_layer);
+ for (i = 4; i >=0; i--)
+ SetXtermOSC(i, p ? p->w_xtermosc[i] : 0, "\a");
+}
+#endif
+
+int
+ParseAttrColor(s1, s2, msgok)
+char *s1, *s2;
+int msgok;
+{
+ int i, n;
+ char *s, *ss;
+ int r = 0;
+
+ s = s1;
+ while (*s == ' ')
+ s++;
+ ss = s;
+ while (*ss && *ss != ' ')
+ ss++;
+ while (*ss == ' ')
+ ss++;
+ if (*s && (s2 || *ss || !((*s >= 'a' && *s <= 'z') || (*s >= 'A' && *s <= 'Z') || *s == '.')))
+ {
+ int mode = 0, n = 0;
+ if (*s == '+')
+ {
+ mode = 1;
+ s++;
+ }
+ else if (*s == '-')
+ {
+ mode = -1;
+ s++;
+ }
+ else if (*s == '!')
+ {
+ mode = 2;
+ s++;
+ }
+ else if (*s == '=')
+ s++;
+ if (*s >= '0' && *s <= '9')
+ {
+ n = *s++ - '0';
+ if (*s >= '0' && *s <= '9')
+ n = n * 16 + (*s++ - '0');
+ else if (*s >= 'a' && *s <= 'f')
+ n = n * 16 + (*s++ - ('a' - 10));
+ else if (*s >= 'A' && *s <= 'F')
+ n = n * 16 + (*s++ - ('A' - 10));
+ else if (*s && *s != ' ')
+ {
+ if (msgok)
+ Msg(0, "Illegal attribute hexchar '%c'", *s);
+ return -1;
+ }
+ }
+ else
+ {
+ while (*s && *s != ' ')
+ {
+ if (*s == 'd')
+ n |= A_DI;
+ else if (*s == 'u')
+ n |= A_US;
+ else if (*s == 'b')
+ n |= A_BD;
+ else if (*s == 'r')
+ n |= A_RV;
+ else if (*s == 's')
+ n |= A_SO;
+ else if (*s == 'B')
+ n |= A_BL;
+ else
+ {
+ if (msgok)
+ Msg(0, "Illegal attribute specifier '%c'", *s);
+ return -1;
+ }
+ s++;
+ }
+ }
+ if (*s && *s != ' ')
+ {
+ if (msgok)
+ Msg(0, "junk after attribute description: '%c'", *s);
+ return -1;
+ }
+ if (mode == -1)
+ r = n << 8 | n;
+ else if (mode == 1)
+ r = n << 8;
+ else if (mode == 2)
+ r = n;
+ else if (mode == 0)
+ r = 0xffff ^ n;
+ }
+ while (*s && *s == ' ')
+ s++;
+
+ if (s2)
+ {
+ if (*s)
+ {
+ if (msgok)
+ Msg(0, "junk after description: '%c'", *s);
+ return -1;
+ }
+ s = s2;
+ while (*s && *s == ' ')
+ s++;
+ }
+
+#ifdef COLOR
+ if (*s)
+ {
+ static char costr[] = "krgybmcw d i.01234567 9 f FKRGYBMCW I ";
+ int numco = 0, j;
+
+ n = 0;
+ if (*s == '.')
+ {
+ numco++;
+ n = 0x0f;
+ s++;
+ }
+ for (j = 0; j < 2 && *s && *s != ' '; j++)
+ {
+ for (i = 0; costr[i]; i++)
+ if (*s == costr[i])
+ break;
+ if (!costr[i])
+ {
+ if (msgok)
+ Msg(0, "illegal color descriptor: '%c'", *s);
+ return -1;
+ }
+ numco++;
+ n = n << 4 | (i & 15);
+#ifdef COLORS16
+ if (i >= 48)
+ n = (n & 0x20ff) | 0x200;
+#endif
+ s++;
+ }
+ if ((n & 0xf00) == 0xf00)
+ n ^= 0xf00; /* clear superflous bits */
+#ifdef COLORS16
+ if (n & 0x2000)
+ n ^= 0x2400; /* shift bit into right position */
+#endif
+ if (numco == 1)
+ n |= 0xf0; /* don't change bg color */
+ if (numco != 2 && n != 0xff)
+ n |= 0x100; /* special invert mode */
+ if (*s && *s != ' ')
+ {
+ if (msgok)
+ Msg(0, "junk after color description: '%c'", *s);
+ return -1;
+ }
+ n ^= 0xff;
+ r |= n << 16;
+ }
+#endif
+
+ while (*s && *s == ' ')
+ s++;
+ if (*s)
+ {
+ if (msgok)
+ Msg(0, "junk after description: '%c'", *s);
+ return -1;
+ }
+ debug1("ParseAttrColor %06x\n", r);
+ return r;
+}
+
+/*
+ * Color coding:
+ * 0-7 normal colors
+ * 9 default color
+ * e just set intensity
+ * f don't change anything
+ * Intensity is encoded into bits 17(fg) and 18(bg).
+ */
+void
+ApplyAttrColor(i, mc)
+int i;
+struct mchar *mc;
+{
+ debug1("ApplyAttrColor %06x\n", i);
+ mc->attr |= i >> 8 & 255;
+ mc->attr ^= i & 255;
+#ifdef COLOR
+ i = (i >> 16) ^ 0xff;
+ if ((i & 0x100) != 0)
+ {
+ i &= 0xeff;
+ if (mc->attr & (A_SO|A_RV))
+# ifdef COLORS16
+ i = ((i & 0x0f) << 4) | ((i & 0xf0) >> 4) | ((i & 0x200) << 1) | ((i & 0x400) >> 1);
+# else
+ i = ((i & 0x0f) << 4) | ((i & 0xf0) >> 4);
+# endif
+ }
+# ifdef COLORS16
+ if ((i & 0x0f) != 0x0f)
+ mc->attr = (mc->attr & 0xbf) | ((i >> 3) & 0x40);
+ if ((i & 0xf0) != 0xf0)
+ mc->attr = (mc->attr & 0x7f) | ((i >> 3) & 0x80);
+# endif
+ mc->color = 0x99 ^ mc->color;
+ if ((i & 0x0e) == 0x0e)
+ i = (i & 0xf0) | (mc->color & 0x0f);
+ if ((i & 0xe0) == 0xe0)
+ i = (i & 0x0f) | (mc->color & 0xf0);
+ mc->color = 0x99 ^ i;
+ debug2("ApplyAttrColor - %02x %02x\n", mc->attr, i);
+#endif
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-16 15:02:34 +0000