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Revision: 1.67
Committed: Tue Aug 3 22:19:51 2004 UTC (19 years, 9 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-3_4
Changes since 1.65: +41 -4 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 /*--------------------------------*-C-*---------------------------------*
2 * File: init.C
3 *----------------------------------------------------------------------*
4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version
8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 * - extensive modifications
10 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
11 * - extensive modifications
12 * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com>
13 * - QNX support
14 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 *---------------------------------------------------------------------*/
30 /*
31 * Initialisation routines.
32 */
33
34 #include "../config.h" /* NECESSARY */
35 #include "rxvt.h" /* NECESSARY */
36 #include "init.h"
37
38 #include <signal.h>
39
40 const char *const def_colorName[] =
41 {
42 COLOR_FOREGROUND,
43 COLOR_BACKGROUND,
44 /* low-intensity colors */
45 "Black", /* 0: black (#000000) */
46 #ifndef NO_BRIGHTCOLOR
47 "Red3", /* 1: red (#CD0000) */
48 "Green3", /* 2: green (#00CD00) */
49 "Yellow3", /* 3: yellow (#CDCD00) */
50 "Blue3", /* 4: blue (#0000CD) */
51 "Magenta3", /* 5: magenta (#CD00CD) */
52 "Cyan3", /* 6: cyan (#00CDCD) */
53 # ifdef XTERM_COLORS
54 "Grey90", /* 7: white (#E5E5E5) */
55 # else
56 "AntiqueWhite", /* 7: white (#FAEBD7) */
57 # endif
58 /* high-intensity colors */
59 # ifdef XTERM_COLORS
60 "Grey30", /* 8: bright black (#4D4D4D) */
61 # else
62 "Grey25", /* 8: bright black (#404040) */
63 # endif
64 #endif /* NO_BRIGHTCOLOR */
65 "Red", /* 1/9: bright red (#FF0000) */
66 "Green", /* 2/10: bright green (#00FF00) */
67 "Yellow", /* 3/11: bright yellow (#FFFF00) */
68 "Blue", /* 4/12: bright blue (#0000FF) */
69 "Magenta", /* 5/13: bright magenta (#FF00FF) */
70 "Cyan", /* 6/14: bright cyan (#00FFFF) */
71 "White", /* 7/15: bright white (#FFFFFF) */
72 #ifdef TTY_256COLOR
73 "rgb:00/00/00", /* default 16-255 color table */
74 "rgb:00/00/2a",
75 "rgb:00/00/55",
76 "rgb:00/00/7f",
77 "rgb:00/00/aa",
78 "rgb:00/00/d4",
79 "rgb:00/2a/00",
80 "rgb:00/2a/2a",
81 "rgb:00/2a/55",
82 "rgb:00/2a/7f",
83 "rgb:00/2a/aa",
84 "rgb:00/2a/d4",
85 "rgb:00/55/00",
86 "rgb:00/55/2a",
87 "rgb:00/55/55",
88 "rgb:00/55/7f",
89 "rgb:00/55/aa",
90 "rgb:00/55/d4",
91 "rgb:00/7f/00",
92 "rgb:00/7f/2a",
93 "rgb:00/7f/55",
94 "rgb:00/7f/7f",
95 "rgb:00/7f/aa",
96 "rgb:00/7f/d4",
97 "rgb:00/aa/00",
98 "rgb:00/aa/2a",
99 "rgb:00/aa/55",
100 "rgb:00/aa/7f",
101 "rgb:00/aa/aa",
102 "rgb:00/aa/d4",
103 "rgb:00/d4/00",
104 "rgb:00/d4/2a",
105 "rgb:00/d4/55",
106 "rgb:00/d4/7f",
107 "rgb:00/d4/aa",
108 "rgb:00/d4/d4",
109 "rgb:2a/00/00",
110 "rgb:2a/00/2a",
111 "rgb:2a/00/55",
112 "rgb:2a/00/7f",
113 "rgb:2a/00/aa",
114 "rgb:2a/00/d4",
115 "rgb:2a/2a/00",
116 "rgb:2a/2a/2a",
117 "rgb:2a/2a/55",
118 "rgb:2a/2a/7f",
119 "rgb:2a/2a/aa",
120 "rgb:2a/2a/d4",
121 "rgb:2a/55/00",
122 "rgb:2a/55/2a",
123 "rgb:2a/55/55",
124 "rgb:2a/55/7f",
125 "rgb:2a/55/aa",
126 "rgb:2a/55/d4",
127 "rgb:2a/7f/00",
128 "rgb:2a/7f/2a",
129 "rgb:2a/7f/55",
130 "rgb:2a/7f/7f",
131 "rgb:2a/7f/aa",
132 "rgb:2a/7f/d4",
133 "rgb:2a/aa/00",
134 "rgb:2a/aa/2a",
135 "rgb:2a/aa/55",
136 "rgb:2a/aa/7f",
137 "rgb:2a/aa/aa",
138 "rgb:2a/aa/d4",
139 "rgb:2a/d4/00",
140 "rgb:2a/d4/2a",
141 "rgb:2a/d4/55",
142 "rgb:2a/d4/7f",
143 "rgb:2a/d4/aa",
144 "rgb:2a/d4/d4",
145 "rgb:55/00/00",
146 "rgb:55/00/2a",
147 "rgb:55/00/55",
148 "rgb:55/00/7f",
149 "rgb:55/00/aa",
150 "rgb:55/00/d4",
151 "rgb:55/2a/00",
152 "rgb:55/2a/2a",
153 "rgb:55/2a/55",
154 "rgb:55/2a/7f",
155 "rgb:55/2a/aa",
156 "rgb:55/2a/d4",
157 "rgb:55/55/00",
158 "rgb:55/55/2a",
159 "rgb:55/55/55",
160 "rgb:55/55/7f",
161 "rgb:55/55/aa",
162 "rgb:55/55/d4",
163 "rgb:55/7f/00",
164 "rgb:55/7f/2a",
165 "rgb:55/7f/55",
166 "rgb:55/7f/7f",
167 "rgb:55/7f/aa",
168 "rgb:55/7f/d4",
169 "rgb:55/aa/00",
170 "rgb:55/aa/2a",
171 "rgb:55/aa/55",
172 "rgb:55/aa/7f",
173 "rgb:55/aa/aa",
174 "rgb:55/aa/d4",
175 "rgb:55/d4/00",
176 "rgb:55/d4/2a",
177 "rgb:55/d4/55",
178 "rgb:55/d4/7f",
179 "rgb:55/d4/aa",
180 "rgb:55/d4/d4",
181 "rgb:7f/00/00",
182 "rgb:7f/00/2a",
183 "rgb:7f/00/55",
184 "rgb:7f/00/7f",
185 "rgb:7f/00/aa",
186 "rgb:7f/00/d4",
187 "rgb:7f/2a/00",
188 "rgb:7f/2a/2a",
189 "rgb:7f/2a/55",
190 "rgb:7f/2a/7f",
191 "rgb:7f/2a/aa",
192 "rgb:7f/2a/d4",
193 "rgb:7f/55/00",
194 "rgb:7f/55/2a",
195 "rgb:7f/55/55",
196 "rgb:7f/55/7f",
197 "rgb:7f/55/aa",
198 "rgb:7f/55/d4",
199 "rgb:7f/7f/00",
200 "rgb:7f/7f/2a",
201 "rgb:7f/7f/55",
202 "rgb:7f/7f/7f",
203 "rgb:7f/7f/aa",
204 "rgb:7f/7f/d4",
205 "rgb:7f/aa/00",
206 "rgb:7f/aa/2a",
207 "rgb:7f/aa/55",
208 "rgb:7f/aa/7f",
209 "rgb:7f/aa/aa",
210 "rgb:7f/aa/d4",
211 "rgb:7f/d4/00",
212 "rgb:7f/d4/2a",
213 "rgb:7f/d4/55",
214 "rgb:7f/d4/7f",
215 "rgb:7f/d4/aa",
216 "rgb:7f/d4/d4",
217 "rgb:aa/00/00",
218 "rgb:aa/00/2a",
219 "rgb:aa/00/55",
220 "rgb:aa/00/7f",
221 "rgb:aa/00/aa",
222 "rgb:aa/00/d4",
223 "rgb:aa/2a/00",
224 "rgb:aa/2a/2a",
225 "rgb:aa/2a/55",
226 "rgb:aa/2a/7f",
227 "rgb:aa/2a/aa",
228 "rgb:aa/2a/d4",
229 "rgb:aa/55/00",
230 "rgb:aa/55/2a",
231 "rgb:aa/55/55",
232 "rgb:aa/55/7f",
233 "rgb:aa/55/aa",
234 "rgb:aa/55/d4",
235 "rgb:aa/7f/00",
236 "rgb:aa/7f/2a",
237 "rgb:aa/7f/55",
238 "rgb:aa/7f/7f",
239 "rgb:aa/7f/aa",
240 "rgb:aa/7f/d4",
241 "rgb:aa/aa/00",
242 "rgb:aa/aa/2a",
243 "rgb:aa/aa/55",
244 "rgb:aa/aa/7f",
245 "rgb:aa/aa/aa",
246 "rgb:aa/aa/d4",
247 "rgb:aa/d4/00",
248 "rgb:aa/d4/2a",
249 "rgb:aa/d4/55",
250 "rgb:aa/d4/7f",
251 "rgb:aa/d4/aa",
252 "rgb:aa/d4/d4",
253 "rgb:d4/00/00",
254 "rgb:d4/00/2a",
255 "rgb:d4/00/55",
256 "rgb:d4/00/7f",
257 "rgb:d4/00/aa",
258 "rgb:d4/00/d4",
259 "rgb:d4/2a/00",
260 "rgb:d4/2a/2a",
261 "rgb:d4/2a/55",
262 "rgb:d4/2a/7f",
263 "rgb:d4/2a/aa",
264 "rgb:d4/2a/d4",
265 "rgb:d4/55/00",
266 "rgb:d4/55/2a",
267 "rgb:d4/55/55",
268 "rgb:d4/55/7f",
269 "rgb:d4/55/aa",
270 "rgb:d4/55/d4",
271 "rgb:d4/7f/00",
272 "rgb:d4/7f/2a",
273 "rgb:d4/7f/55",
274 "rgb:d4/7f/7f",
275 "rgb:d4/7f/aa",
276 "rgb:d4/7f/d4",
277 "rgb:d4/aa/00",
278 "rgb:d4/aa/2a",
279 "rgb:d4/aa/55",
280 "rgb:d4/aa/7f",
281 "rgb:d4/aa/aa",
282 "rgb:d4/aa/d4",
283 "rgb:d4/d4/00",
284 "rgb:d4/d4/2a",
285 "rgb:d4/d4/55",
286 "rgb:d4/d4/7f",
287 "rgb:d4/d4/aa",
288 "rgb:d4/d4/d4",
289 "rgb:08/08/08",
290 "rgb:12/12/12",
291 "rgb:1c/1c/1c",
292 "rgb:26/26/26",
293 "rgb:30/30/30",
294 "rgb:3a/3a/3a",
295 "rgb:44/44/44",
296 "rgb:4e/4e/4e",
297 "rgb:58/58/58",
298 "rgb:62/62/62",
299 "rgb:6c/6c/6c",
300 "rgb:76/76/76",
301 "rgb:80/80/80",
302 "rgb:8a/8a/8a",
303 "rgb:94/94/94",
304 "rgb:9e/9e/9e",
305 "rgb:a8/a8/a8",
306 "rgb:b2/b2/b2",
307 "rgb:bc/bc/bc",
308 "rgb:c6/c6/c6",
309 "rgb:d0/d0/d0",
310 "rgb:da/da/da",
311 "rgb:e4/e4/e4",
312 "rgb:ee/ee/ee",
313 #endif
314 #ifndef NO_CURSORCOLOR
315 COLOR_CURSOR_BACKGROUND,
316 COLOR_CURSOR_FOREGROUND,
317 #endif /* ! NO_CURSORCOLOR */
318 NULL, /* Color_pointer_fg */
319 NULL, /* Color_pointer_bg */
320 NULL, /* Color_border */
321 #ifndef NO_BOLD_UNDERLINE_REVERSE
322 NULL, /* Color_BD */
323 NULL, /* Color_UL */
324 NULL, /* Color_RV */
325 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
326 #ifdef OPTION_HC
327 NULL,
328 #endif
329 #ifdef KEEP_SCROLLCOLOR
330 COLOR_SCROLLBAR,
331 COLOR_SCROLLTROUGH,
332 #endif /* KEEP_SCROLLCOLOR */
333 #if TINTING
334 NULL,
335 #endif
336 };
337
338 const char *const xa_names[NUM_XA] =
339 {
340 "TEXT",
341 "COMPOUND_TEXT",
342 "UTF8_STRING",
343 "MULTIPLE",
344 "TARGETS",
345 "TIMESTAMP",
346 "VT_SELECTION",
347 "INCR",
348 "WM_DELETE_WINDOW",
349 #ifdef TRANSPARENT
350 "_XROOTPMAP_ID",
351 #endif
352 #ifdef OFFIX_DND
353 "DndProtocol",
354 "DndSelection",
355 #endif
356 "CLIPBOARD"
357 };
358
359 bool
360 rxvt_term::init_vars ()
361 {
362 PixColorsFocused = new rxvt_color [TOTAL_COLORS];
363 #ifdef OFF_FOCUS_FADING
364 PixColorsUnFocused = new rxvt_color [TOTAL_COLORS];
365 #endif
366 PixColors = PixColorsFocused;
367
368 if (PixColors == NULL)
369 return false;
370
371 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
372 TermWin.pixmap = None;
373 #endif
374 #ifdef UTMP_SUPPORT
375 next_utmp_action = SAVE;
376 #endif
377 #ifndef NO_SETOWNER_TTYDEV
378 next_tty_action = SAVE;
379 #endif
380
381 MEvent.time = CurrentTime;
382 MEvent.button = AnyButton;
383 Options = DEFAULT_OPTIONS;
384 want_refresh = 1;
385 cmd_pid = -1;
386 cmd_fd = tty_fd = -1;
387 PrivateModes = SavedModes = PrivMode_Default;
388 TermWin.focus = 0;
389 TermWin.ncol = 80;
390 TermWin.nrow = 24;
391 TermWin.int_bwidth = INTERNALBORDERWIDTH;
392 TermWin.ext_bwidth = EXTERNALBORDERWIDTH;
393 TermWin.lineSpace = LINESPACE;
394 TermWin.saveLines = SAVELINES;
395 numPixColors = TOTAL_COLORS;
396
397 #ifndef NO_BRIGHTCOLOR
398 colorfgbg = DEFAULT_RSTYLE;
399 #endif
400
401 refresh_limit = 1;
402 refresh_type = SLOW_REFRESH;
403 prev_nrow = prev_ncol = 0;
404
405 oldcursor.row = oldcursor.col = -1;
406 #ifdef XPM_BACKGROUND
407 /* bgPixmap.w = bgPixmap.h = 0; */
408 bgPixmap.x = bgPixmap.y = 50;
409 bgPixmap.pixmap = None;
410 #endif
411
412 last_bot = last_state = -1;
413
414 #ifdef MENUBAR
415 menu_readonly = 1;
416 # if ! (MENUBAR_MAX > 1)
417 CurrentBar = & (BarList);
418 # endif /* (MENUBAR_MAX > 1) */
419 #endif
420
421 return true;
422 }
423
424 void
425 rxvt_term::init_secondary ()
426 {
427 int i;
428 #ifdef TTY_GID_SUPPORT
429 struct group *gr = getgrnam ("tty");
430
431 if (gr)
432 { /* change group ownership of tty to "tty" */
433 ttymode = S_IRUSR | S_IWUSR | S_IWGRP;
434 ttygid = gr->gr_gid;
435 }
436 else
437 #endif /* TTY_GID_SUPPORT */
438
439 {
440 ttymode = S_IRUSR | S_IWUSR | S_IWGRP | S_IWOTH;
441 ttygid = getgid ();
442 }
443
444 /*
445 * Close all unused file descriptors
446 * We don't want them, we don't need them.
447 */
448 if ((i = open ("/dev/null", O_RDONLY)) < 0)
449 {
450 /* TODO: BOO HISS */
451 dup2 (STDERR_FILENO, STDIN_FILENO);
452 }
453 else if (i > STDIN_FILENO)
454 {
455 dup2 (i, STDIN_FILENO);
456 close (i);
457 }
458
459 dup2 (STDERR_FILENO, STDOUT_FILENO);
460
461 #if 0 // schmorp sayz closing filies is murder
462 for (i = STDERR_FILENO + 1; i < num_fds; i++)
463 {
464 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
465 if (i == 4 || i == 7)
466 continue;
467 #endif
468 close (i);
469 }
470 #endif
471 }
472
473 /*----------------------------------------------------------------------*/
474 const char **
475 rxvt_term::init_resources (int argc, const char *const *argv)
476 {
477 int i, r_argc;
478 char *val;
479 const char **cmd_argv, **r_argv;
480
481 /*
482 * Look for -exec option. Find => split and make cmd_argv[] of command args
483 */
484 for (r_argc = 0; r_argc < argc; r_argc++)
485 if (!STRCMP (argv[r_argc], "-e") || !STRCMP (argv[r_argc], "-exec"))
486 break;
487
488 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
489
490 for (i = 0; i < r_argc; i++)
491 r_argv[i] = (const char *)argv[i];
492
493 r_argv[i] = NULL;
494
495 if (r_argc == argc)
496 cmd_argv = NULL;
497 else
498 {
499 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
500
501 for (i = 0; i < argc - r_argc - 1; i++)
502 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
503
504 cmd_argv[i] = NULL;
505 }
506
507 rs[Rs_name] = rxvt_r_basename (argv[0]);
508
509 /*
510 * Open display, get options/resources and create the window
511 */
512 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
513 rs[Rs_display_name] = ":0";
514
515 get_options (r_argc, r_argv);
516 free (r_argv);
517
518 #ifdef LOCAL_X_IS_UNIX
519 if (rs[Rs_display_name][0] == ':')
520 {
521 val = rxvt_malloc (5 + STRLEN (rs[Rs_display_name]));
522 STRCPY (val, "unix");
523 STRCAT (val, rs[Rs_display_name]);
524 display = displays.get (val);
525 free (val);
526 }
527 #endif
528
529 if (!display
530 && ! (display = displays.get (rs[Rs_display_name])))
531 rxvt_fatal ("can't open display %s", rs[Rs_display_name]);
532
533 extract_resources (display->display, rs[Rs_name]);
534
535 /*
536 * set any defaults not already set
537 */
538 if (cmd_argv && cmd_argv[0])
539 {
540 if (!rs[Rs_title])
541 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
542 if (!rs[Rs_iconName])
543 rs[Rs_iconName] = rs[Rs_title];
544 }
545 else
546 {
547 if (!rs[Rs_title])
548 rs[Rs_title] = rs[Rs_name];
549 if (!rs[Rs_iconName])
550 rs[Rs_iconName] = rs[Rs_name];
551 }
552
553 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
554 TermWin.saveLines = BOUND_POSITIVE_INT16 (i);
555
556 #ifndef NO_FRILLS
557 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
558 TermWin.int_bwidth = min (i, 100); /* arbitrary limit */
559 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
560 TermWin.ext_bwidth = min (i, 100); /* arbitrary limit */
561 #endif
562
563 #ifndef NO_LINESPACE
564 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
565 TermWin.lineSpace = min (i, 100); /* arbitrary limit */
566 #endif
567
568 #ifdef POINTER_BLANK
569 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
570 pointerBlankDelay = i;
571 else
572 pointerBlankDelay = 2;
573 #endif
574
575 /* no point having a scrollbar without having any scrollback! */
576 if (!TermWin.saveLines)
577 Options &= ~Opt_scrollBar;
578
579 #ifdef PRINTPIPE
580 if (!rs[Rs_print_pipe])
581 rs[Rs_print_pipe] = PRINTPIPE;
582 #endif
583
584 if (!rs[Rs_cutchars])
585 rs[Rs_cutchars] = CUTCHARS;
586
587 #ifndef NO_BACKSPACE_KEY
588 if (!rs[Rs_backspace_key])
589 # ifdef DEFAULT_BACKSPACE
590 key_backspace = DEFAULT_BACKSPACE;
591 # else
592 key_backspace = "DEC"; /* can toggle between \010 or \177 */
593 # endif
594 else
595 {
596 val = STRDUP (rs[Rs_backspace_key]);
597 rxvt_Str_trim (val);
598 rxvt_Str_escaped (val);
599 key_backspace = val;
600 }
601 #endif
602
603 #ifndef NO_DELETE_KEY
604 if (!rs[Rs_delete_key])
605 # ifdef DEFAULT_DELETE
606 key_delete = DEFAULT_DELETE;
607 # else
608 key_delete = "\033[3~";
609 # endif
610 else
611 {
612 val = STRDUP (rs[Rs_delete_key]);
613 rxvt_Str_trim (val);
614 rxvt_Str_escaped (val);
615 key_delete = val;
616 }
617 #endif
618 if (rs[Rs_answerbackstring])
619 {
620 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
621 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
622 }
623
624 #ifdef HAVE_SCROLLBARS
625 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle],
626 rs[Rs_scrollBar_thickness]);
627 #endif
628
629 #ifdef XTERM_REVERSE_VIDEO
630 /* this is how xterm implements reverseVideo */
631 if (Options & Opt_reverseVideo)
632 {
633 if (!rs[Rs_color + Color_fg])
634 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
635 if (!rs[Rs_color + Color_bg])
636 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
637 }
638 #endif
639
640 for (i = 0; i < NRS_COLORS; i++)
641 if (!rs[Rs_color + i])
642 rs[Rs_color + i] = def_colorName[i];
643
644 #ifndef XTERM_REVERSE_VIDEO
645 /* this is how we implement reverseVideo */
646 if (Options & Opt_reverseVideo)
647 SWAP_IT (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
648 #endif
649
650 /* convenient aliases for setting fg/bg to colors */
651 color_aliases (Color_fg);
652 color_aliases (Color_bg);
653 #ifndef NO_CURSORCOLOR
654 color_aliases (Color_cursor);
655 color_aliases (Color_cursor2);
656 #endif /* NO_CURSORCOLOR */
657 color_aliases (Color_pointer_fg);
658 color_aliases (Color_pointer_bg);
659 color_aliases (Color_border);
660 #ifndef NO_BOLD_UNDERLINE_REVERSE
661 color_aliases (Color_BD);
662 color_aliases (Color_UL);
663 color_aliases (Color_RV);
664 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
665
666 return cmd_argv;
667 }
668
669 /*----------------------------------------------------------------------*/
670 void
671 rxvt_term::init_env ()
672 {
673 int i;
674 unsigned int u;
675 char *val;
676
677 #ifdef DISPLAY_IS_IP
678 /* Fixup display_name for export over pty to any interested terminal
679 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
680 * (for the first non-loopback interface) that we get from
681 * rxvt_network_display (). This is more "name-resolution-portable", if you
682 * will, and probably allows for faster x-client startup if your name
683 * server is beyond a slow link or overloaded at client startup. Of
684 * course that only helps the shell's child processes, not us.
685 *
686 * Giving out the display_name also affords a potential security hole
687 */
688 val = rxvt_network_display (rs[Rs_display_name]);
689 rs[Rs_display_name] = (const char *)val;
690
691 if (val == NULL)
692 #endif /* DISPLAY_IS_IP */
693 val = XDisplayString (display->display);
694
695 if (rs[Rs_display_name] == NULL)
696 rs[Rs_display_name] = val; /* use broken `:0' value */
697
698 i = STRLEN (val);
699 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
700
701 sprintf (env_display, "DISPLAY=%s", val);
702
703 /* avoiding the math library:
704 * i = (int) (ceil (log10 ((unsigned int)TermWin.parent[0]))) */
705 for (i = 0, u = (unsigned int)TermWin.parent[0]; u; u /= 10, i++)
706 ;
707 MAX_IT (i, 1);
708 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
709
710 sprintf (env_windowid, "WINDOWID=%u",
711 (unsigned int)TermWin.parent[0]);
712
713 /* add entries to the environment:
714 * @ DISPLAY: in case we started with -display
715 * @ WINDOWID: X window id number of the window
716 * @ COLORTERM: terminal sub-name and also indicates its color
717 * @ TERM: terminal name
718 * @ TERMINFO: path to terminfo directory
719 * @ COLORFGBG: fg;bg color codes
720 */
721 putenv (env_display);
722 putenv (env_windowid);
723 if (env_colorfgbg)
724 putenv (env_colorfgbg);
725
726 #ifdef RXVT_TERMINFO
727 putenv ("TERMINFO=" RXVT_TERMINFO);
728 #endif
729
730 if (display->depth <= 2)
731 putenv ("COLORTERM=" COLORTERMENV "-mono");
732 else
733 putenv ("COLORTERM=" COLORTERMENVFULL);
734
735 if (rs[Rs_term_name] != NULL)
736 {
737 env_term = (char *)rxvt_malloc ((STRLEN (rs[Rs_term_name]) + 6) * sizeof (char));
738 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
739 putenv (env_term);
740 }
741 else
742 putenv ("TERM=" TERMENV);
743
744 #ifdef HAVE_UNSETENV
745 /* avoid passing old settings and confusing term size */
746 unsetenv ("LINES");
747 unsetenv ("COLUMNS");
748 unsetenv ("TERMCAP"); /* terminfo should be okay */
749 #endif /* HAVE_UNSETENV */
750 }
751
752 /*----------------------------------------------------------------------*/
753 /*
754 * This is more or less stolen straight from XFree86 xterm.
755 * This should support all European type languages.
756 */
757 void
758 rxvt_term::set_locale (const char *locale)
759 {
760 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
761 free (this->locale);
762 this->locale = setlocale (LC_CTYPE, locale);
763
764 if (!this->locale)
765 {
766 rxvt_warn ("unable to set locale \"%s\", using default locale instead.\n", locale);
767 setlocale (LC_CTYPE, "");
768 this->locale = "";
769 }
770
771 this->locale = rxvt_strdup (this->locale);
772 SET_LOCALE (this->locale);
773 mbstate.reset ();
774 #endif
775 #if 0
776 #if HAVE_NL_LANGINFO
777 free (codeset);
778 codeset = strdup (nl_langinfo (CODESET));
779 enc_utf8 = !STRCASECMP (codeset, "UTF-8")
780 || !STRCASECMP (codeset, "UTF8");
781 #else
782 enc_utf8 = 1;
783 #endif
784 #endif
785 }
786
787 void
788 rxvt_term::init_xlocale ()
789 {
790 #ifdef USE_XIM
791 if (!locale)
792 rxvt_warn ("setting locale failed, working without locale support.\n");
793 else
794 {
795 Atom wmlocale;
796
797 wmlocale = XInternAtom (display->display, "WM_LOCALE_NAME", False);
798 XChangeProperty (display->display, TermWin.parent[0], wmlocale,
799 XA_STRING, 8, PropModeReplace,
800 (unsigned char *)locale, STRLEN (locale));
801
802 if (!XSupportsLocale ())
803 {
804 rxvt_warn ("the locale is not supported by Xlib, working withotu locale support.\n");
805 return;
806 }
807
808 im_ev.start (display);
809
810 /* see if we can connect already */
811 im_cb ();
812 }
813 #endif
814 }
815
816 /*----------------------------------------------------------------------*/
817 void
818 rxvt_term::init_command (const char *const *argv)
819 {
820 /*
821 * Initialize the command connection.
822 * This should be called after the X server connection is established.
823 */
824 int i;
825
826 for (i = 0; i < NUM_XA; i++)
827 xa[i] = XInternAtom (display->display, xa_names[i], False);
828
829 /* Enable delete window protocol */
830 XSetWMProtocols (display->display, TermWin.parent[0],
831 & (xa[XA_WMDELETEWINDOW]), 1);
832
833 #ifdef USING_W11LIB
834 /* enable W11 callbacks */
835 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
836 #endif
837
838 #ifdef META8_OPTION
839 meta_char = (Options & Opt_meta8 ? 0x80 : C0_ESC);
840 #endif
841
842 get_ourmods ();
843
844 if (!(Options & Opt_scrollTtyOutput))
845 PrivateModes |= PrivMode_TtyOutputInh;
846 if (Options & Opt_scrollTtyKeypress)
847 PrivateModes |= PrivMode_Keypress;
848 if (!(Options & Opt_jumpScroll))
849 PrivateModes |= PrivMode_smoothScroll;
850
851 #ifndef NO_BACKSPACE_KEY
852 if (STRCMP (key_backspace, "DEC") == 0)
853 PrivateModes |= PrivMode_HaveBackSpace;
854 #endif
855
856 /* add value for scrollBar */
857 if (scrollbar_visible ())
858 {
859 PrivateModes |= PrivMode_scrollBar;
860 SavedModes |= PrivMode_scrollBar;
861 }
862 if (menubar_visible ())
863 {
864 PrivateModes |= PrivMode_menuBar;
865 SavedModes |= PrivMode_menuBar;
866 }
867
868 #ifdef CURSOR_BLINK
869 if (Options & Opt_cursorBlink)
870 (void)gettimeofday (&lastcursorchange, NULL);
871 #endif
872
873 if ((cmd_fd = run_command (argv)) < 0)
874 rxvt_fatal ("failure while running command, aborting");
875 }
876
877 /*----------------------------------------------------------------------*/
878 void
879 rxvt_term::Get_Colours ()
880 {
881 int i;
882
883 #ifdef OFF_FOCUS_FADING
884 PixColors = PixColorsFocused;
885 #endif
886
887 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
888 {
889 rxvt_color xcol;
890
891 if (!rs[Rs_color + i])
892 continue;
893
894 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
895 {
896 #ifndef XTERM_REVERSE_VIDEO
897 if (i < 2 && (Options & Opt_reverseVideo))
898 rs[Rs_color + i] = def_colorName[!i];
899 else
900 #endif
901 rs[Rs_color + i] = def_colorName[i];
902
903 if (!rs[Rs_color + i])
904 continue;
905
906 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
907 {
908 switch (i)
909 {
910 case Color_fg:
911 case Color_bg:
912 /* fatal: need bg/fg color */
913 rxvt_fatal ("unable to get foreground/background colour, aborting");
914 /* NOTREACHED */
915 break;
916 #ifndef NO_CURSORCOLOR
917 case Color_cursor2:
918 xcol = PixColors[Color_fg];
919 break;
920 #endif /* ! NO_CURSORCOLOR */
921 case Color_pointer_fg:
922 xcol = PixColors[Color_fg];
923 break;
924 default:
925 xcol = PixColors[Color_bg]; /* None */
926 break;
927 }
928 }
929 }
930
931 PixColors[i] = xcol;
932 #ifdef OFF_FOCUS_FADING
933 if (rs[Rs_fade])
934 PixColorsUnFocused[i] = xcol.fade (display, atoi (rs[Rs_fade]));
935 #endif
936 SET_PIXCOLOR (i);
937 }
938
939 if (display->depth <= 2)
940 {
941 if (!rs[Rs_color + Color_pointer_fg]) PixColors[Color_pointer_fg] = PixColors[Color_fg];
942 if (!rs[Rs_color + Color_pointer_bg]) PixColors[Color_pointer_bg] = PixColors[Color_bg];
943 if (!rs[Rs_color + Color_border] ) PixColors[Color_border] = PixColors[Color_fg];
944 }
945
946 /*
947 * get scrollBar/menuBar shadow colors
948 *
949 * The calculations of topShadow/bottomShadow values are adapted
950 * from the fvwm window manager.
951 */
952 #ifdef KEEP_SCROLLCOLOR
953
954 if (display->depth <= 2)
955 { /* Monochrome */
956 PixColors[Color_scroll] = PixColors[Color_fg];
957 PixColors[Color_topShadow] = PixColors[Color_bg];
958 PixColors[Color_bottomShadow] = PixColors[Color_bg];
959 }
960 else
961 {
962 rxvt_color xcol[2];
963 /* xcol[0] == white
964 * xcol[1] == top shadow
965 * xcol[2] == bot shadow */
966
967 xcol[1] = PixColors[Color_scroll];
968 xcol[0].set (display, 65535, 65535, 65535);
969
970 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
971
972 xcol[0].get (display, pr0, pg0, pb0);
973 xcol[1].get (display, pr1, pg1, pb1);
974
975 PixColors[Color_bottomShadow] = xcol[1].fade (display, 50);
976
977 /* topShadowColor */
978 if (!xcol[1].set (display,
979 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
980 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
981 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
982 xcol[1] = PixColors[Color_White];
983
984 PixColors[Color_topShadow] = xcol[1];
985 }
986 #endif /* KEEP_SCROLLCOLOR */
987 }
988
989 /*----------------------------------------------------------------------*/
990 /* color aliases, fg/bg bright-bold */
991 void
992 rxvt_term::color_aliases (int idx)
993 {
994 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
995 {
996 int i = atoi (rs[Rs_color + idx]);
997
998 if (i >= 8 && i <= 15)
999 { /* bright colors */
1000 i -= 8;
1001 #ifndef NO_BRIGHTCOLOR
1002 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
1003 return;
1004 #endif
1005
1006 }
1007
1008 if (i >= 0 && i <= 7) /* normal colors */
1009 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
1010 }
1011 }
1012
1013 /*----------------------------------------------------------------------*/
1014 /*
1015 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
1016 * Use resource ``modifier'' to override the Meta modifier
1017 */
1018 void
1019 rxvt_term::get_ourmods ()
1020 {
1021 int i, j, k;
1022 int requestedmeta, realmeta, realalt;
1023 const char *cm, *rsmod;
1024 XModifierKeymap *map;
1025 KeyCode *kc;
1026 const unsigned int modmasks[] =
1027 {
1028 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
1029 };
1030
1031 requestedmeta = realmeta = realalt = 0;
1032 rsmod = rs[Rs_modifier];
1033 if (rsmod
1034 && STRCASECMP (rsmod, "mod1") >= 0 && STRCASECMP (rsmod, "mod5") <= 0)
1035 requestedmeta = rsmod[3] - '0';
1036
1037 map = XGetModifierMapping (display->display);
1038 kc = map->modifiermap;
1039 for (i = 1; i < 6; i++)
1040 {
1041 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
1042 for (j = map->max_keypermod; j--; k++)
1043 {
1044 if (kc[k] == 0)
1045 break;
1046 switch (XKeycodeToKeysym (display->display, kc[k], 0))
1047 {
1048 case XK_Num_Lock:
1049 ModNumLockMask = modmasks[i - 1];
1050 /* FALLTHROUGH */
1051 default:
1052 continue; /* for (;;) */
1053 case XK_Meta_L:
1054 case XK_Meta_R:
1055 cm = "meta";
1056 realmeta = i;
1057 break;
1058 case XK_Alt_L:
1059 case XK_Alt_R:
1060 cm = "alt";
1061 realalt = i;
1062 break;
1063 case XK_Super_L:
1064 case XK_Super_R:
1065 cm = "super";
1066 break;
1067 case XK_Hyper_L:
1068 case XK_Hyper_R:
1069 cm = "hyper";
1070 break;
1071 }
1072 if (rsmod && STRNCASECMP (rsmod, cm, STRLEN (cm)) == 0)
1073 requestedmeta = i;
1074 }
1075 }
1076 XFreeModifiermap (map);
1077 i = (requestedmeta ? requestedmeta
1078 : (realmeta ? realmeta
1079 : (realalt ? realalt : 0)));
1080 if (i)
1081 ModMetaMask = modmasks[i - 1];
1082 }
1083
1084 /*----------------------------------------------------------------------*/
1085 /* rxvt_Create_Windows () - Open and map the window */
1086 void
1087 rxvt_term::create_windows (int argc, const char *const *argv)
1088 {
1089 XClassHint classHint;
1090 XWMHints wmHint;
1091 #ifndef NO_FRILLS
1092 Atom prop = None;
1093 MWMHints mwmhints;
1094 #endif
1095 XGCValues gcvalue;
1096 long vt_emask;
1097 XSetWindowAttributes attributes;
1098 XWindowAttributes gattr;
1099
1100 if (Options & Opt_transparent)
1101 {
1102 XGetWindowAttributes (display->display, RootWindow (display->display, display->screen), &gattr);
1103 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
1104 }
1105
1106 #ifndef NO_FRILLS
1107 if (Options & Opt_borderLess)
1108 {
1109 prop = XInternAtom(display->display, "_MOTIF_WM_INFO", True);
1110 if (prop == None)
1111 {
1112 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
1113 #ifdef PREFER_24BIT
1114 attributes.override_redirect = TRUE;
1115 #endif
1116 mwmhints.flags = 0;
1117 }
1118 else
1119 {
1120 mwmhints.flags = MWM_HINTS_DECORATIONS;
1121 mwmhints.decorations = 0;
1122 }
1123 }
1124 else
1125 {
1126 mwmhints.flags = 0;
1127 }
1128 #endif
1129
1130 /* grab colors before netscape does */
1131 Get_Colours ();
1132
1133 if (!change_font (rs[Rs_font]))
1134 {
1135 fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");
1136 destroy ();
1137 return;
1138 }
1139
1140 window_calc (0, 0);
1141 old_width = szHint.width;
1142 old_height = szHint.height;
1143
1144 /* sub-window placement & size in rxvt_resize_subwindows () */
1145
1146 #ifdef PREFER_24BIT
1147 attributes.background_pixel = PixColors[Color_bg];
1148 attributes.border_pixel = PixColors[Color_border];
1149 attributes.colormap = display->cmap;
1150 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
1151 szHint.x, szHint.y,
1152 szHint.width, szHint.height,
1153 TermWin.ext_bwidth,
1154 display->depth, InputOutput,
1155 display->visual,
1156 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1157 #else
1158 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
1159 szHint.x, szHint.y,
1160 szHint.width, szHint.height,
1161 TermWin.ext_bwidth,
1162 PixColors[Color_border],
1163 PixColors[Color_bg]);
1164 #endif
1165
1166 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1167 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1168
1169 classHint.res_name = (char *)rs[Rs_name];
1170 classHint.res_class = (char *)RESCLASS;
1171
1172 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1173 wmHint.input = True;
1174 wmHint.initial_state = Options & Opt_iconic ? IconicState : NormalState;
1175 wmHint.window_group = TermWin.parent[0];
1176
1177 XSetWMProperties (display->display, TermWin.parent[0], NULL, NULL,
1178 (char **)argv, argc, &szHint, &wmHint, &classHint);
1179
1180 #ifndef NO_FRILLS
1181 long pid = getpid ();
1182 XChangeProperty (display->display, TermWin.parent[0],
1183 display->atom ("_NET_WM_PID"), XA_CARDINAL, 32,
1184 PropModeReplace, (unsigned char *)&pid, 1);
1185 #endif
1186
1187 XSelectInput (display->display, TermWin.parent[0],
1188 KeyPressMask
1189 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1190 | KeyReleaseMask
1191 #endif
1192 | FocusChangeMask | VisibilityChangeMask
1193 | ExposureMask
1194 | StructureNotifyMask);
1195 termwin_ev.start (display, TermWin.parent[0]);
1196
1197 #ifndef NO_FRILLS
1198 if (mwmhints.flags)
1199 {
1200 prop = XInternAtom(display->display, "_MOTIF_WM_HINTS", False);
1201 XChangeProperty(display->display, TermWin.parent[0], prop, prop, 32, PropModeReplace, (unsigned char *) &mwmhints, PROP_MWM_HINTS_ELEMENTS);
1202 }
1203 #endif
1204
1205 /* vt cursor: Black-on-White is standard, but this is more popular */
1206 TermWin_cursor = XCreateFontCursor (display->display, XC_xterm);
1207
1208 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1209 /* cursor (menuBar/scrollBar): Black-on-White */
1210 leftptr_cursor = XCreateFontCursor (display->display, XC_left_ptr);
1211 #endif
1212
1213 #ifdef POINTER_BLANK
1214 {
1215 XColor blackcolour;
1216 blackcolour.red = 0;
1217 blackcolour.green = 0;
1218 blackcolour.blue = 0;
1219 Font f = XLoadFont (display->display, "fixed");
1220 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1221 &blackcolour, &blackcolour);
1222 XUnloadFont (display->display, f);
1223 }
1224 #endif
1225
1226 /* the vt window */
1227 TermWin.vt = XCreateSimpleWindow (display->display, TermWin.parent[0],
1228 window_vt_x,
1229 window_vt_y,
1230 TermWin_TotalWidth (),
1231 TermWin_TotalHeight (),
1232 0,
1233 PixColors[Color_fg],
1234 PixColors[Color_bg]);
1235 #ifdef DEBUG_X
1236 XStoreName (display->display, TermWin.vt, "vt window");
1237 #endif
1238
1239 attributes.bit_gravity = NorthWestGravity;
1240 XChangeWindowAttributes (display->display, TermWin.vt, CWBitGravity, &attributes);
1241
1242 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1243
1244 pointer_unblank ();
1245
1246 #ifdef POINTER_BLANK
1247 if (Options & Opt_pointerBlank)
1248 vt_emask |= PointerMotionMask;
1249 else
1250 #endif
1251 vt_emask |= Button1MotionMask | Button3MotionMask;
1252
1253 XSelectInput (display->display, TermWin.vt, vt_emask);
1254 vt_ev.start (display, TermWin.vt);
1255
1256 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1257 if (menuBar_height ())
1258 {
1259 menuBar.win = XCreateSimpleWindow (display->display, TermWin.parent[0],
1260 window_vt_x, 0,
1261 TermWin_TotalWidth (),
1262 menuBar_TotalHeight (),
1263 0,
1264 PixColors[Color_fg],
1265 PixColors[Color_scroll]);
1266
1267 #ifdef DEBUG_X
1268 XStoreName (display->display, menuBar.win, "menubar");
1269 #endif
1270
1271 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1272
1273 XDefineCursor (display->display, menuBar.win,
1274 XCreateFontCursor (display->display, XC_left_ptr));
1275
1276 XSelectInput (display->display, menuBar.win,
1277 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1278 | Button1MotionMask));
1279 menubar_ev.start (display, menuBar.win);
1280 }
1281 #endif
1282
1283 #ifdef XPM_BACKGROUND
1284 if (rs[Rs_backgroundPixmap] != NULL
1285 && ! (Options & Opt_transparent))
1286 {
1287 const char *p = rs[Rs_backgroundPixmap];
1288
1289 if ((p = STRCHR (p, ';')) != NULL)
1290 {
1291 p++;
1292 scale_pixmap (p);
1293 }
1294 set_bgPixmap (rs[Rs_backgroundPixmap]);
1295 scr_touch (True);
1296 }
1297 #endif
1298
1299 /* graphics context for the vt window */
1300 gcvalue.foreground = PixColors[Color_fg];
1301 gcvalue.background = PixColors[Color_bg];
1302 gcvalue.graphics_exposures = 1;
1303 TermWin.gc = XCreateGC (display->display, TermWin.vt,
1304 GCForeground | GCBackground | GCGraphicsExposures,
1305 &gcvalue);
1306
1307 TermWin.drawable = new rxvt_drawable (display, TermWin.vt);
1308
1309 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1310 gcvalue.foreground = PixColors[Color_topShadow];
1311 topShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1312 gcvalue.foreground = PixColors[Color_bottomShadow];
1313 botShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1314 gcvalue.foreground = PixColors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1315 scrollbarGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1316 #endif
1317
1318 #ifdef OFF_FOCUS_FADING
1319 // initially we are in unfocused state
1320 if (rs[Rs_fade])
1321 PixColors = PixColorsUnFocused;
1322 #endif
1323 }
1324
1325 /*----------------------------------------------------------------------*/
1326 /*
1327 * Run the command in a subprocess and return a file descriptor for the
1328 * master end of the pseudo-teletype pair with the command talking to
1329 * the slave.
1330 */
1331 int
1332 rxvt_term::run_command (const char *const *argv)
1333 {
1334 int cfd, er;
1335
1336 /* get master (pty) */
1337 if ((cfd = rxvt_get_pty (& (tty_fd), & (ttydev))) < 0)
1338 rxvt_fatal ("can't open pseudo-tty");
1339
1340 fcntl (cfd, F_SETFL, O_NONBLOCK);
1341
1342 /* get slave (tty) */
1343 if (tty_fd < 0)
1344 {
1345 #ifndef NO_SETOWNER_TTYDEV
1346 privileged_ttydev (SAVE);
1347 #endif
1348
1349 if ((tty_fd = rxvt_get_tty (ttydev)) < 0)
1350 {
1351 close (cfd);
1352 rxvt_fatal ("can't open slave tty %s", ttydev);
1353 }
1354 }
1355 #ifndef NO_BACKSPACE_KEY
1356 if (key_backspace[0] && !key_backspace[1])
1357 er = key_backspace[0];
1358 else if (STRCMP (key_backspace, "DEC") == 0)
1359 er = '\177'; /* the initial state anyway */
1360 else
1361 #endif
1362
1363 er = -1;
1364
1365 rxvt_get_ttymode (& (tio), er);
1366
1367 #ifndef __QNX__
1368 /* spin off the command interpreter */
1369 switch (cmd_pid = fork ())
1370 {
1371 case -1:
1372 rxvt_fatal ("can't fork");
1373 case 0:
1374 close (cfd); /* only keep tty_fd and STDERR open */
1375
1376 init_env ();
1377
1378 if (rxvt_control_tty (tty_fd, ttydev) < 0)
1379 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1380 else
1381 {
1382 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1383 dup2 (tty_fd, STDIN_FILENO);
1384 dup2 (tty_fd, STDOUT_FILENO);
1385 dup2 (tty_fd, STDERR_FILENO);
1386
1387 if (tty_fd > 2)
1388 close (tty_fd);
1389
1390 run_child (argv);
1391 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1392 }
1393
1394 _exit (EXIT_FAILURE);
1395
1396 default:
1397 {
1398 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1399 int fdstdin;
1400
1401 fdstdin = dup (STDIN_FILENO);
1402 dup2 (tty_fd, STDIN_FILENO);
1403 #endif
1404
1405 #ifdef UTMP_SUPPORT
1406 privileged_utmp (SAVE);
1407 #endif
1408
1409 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1410
1411 dup2 (fdstdin, STDIN_FILENO);
1412 close (fdstdin);
1413 #endif
1414 }
1415
1416 close (tty_fd); /* keep STDERR_FILENO, cmd_fd, display->fd () open */
1417 break;
1418 }
1419 #else /* __QNX__ uses qnxspawn () */
1420 fchmod (tty_fd, 0622);
1421 fcntl (tty_fd, F_SETFD, FD_CLOEXEC);
1422 fcntl (cfd, F_SETFD, FD_CLOEXEC);
1423
1424 if (run_child (argv) == -1)
1425 exit (EXIT_FAILURE);
1426 #endif
1427
1428 return cfd;
1429 }
1430
1431 /* ------------------------------------------------------------------------- *
1432 * CHILD PROCESS OPERATIONS *
1433 * ------------------------------------------------------------------------- */
1434 /*
1435 * The only open file descriptor is the slave tty - so no error messages.
1436 * returns are fatal
1437 */
1438 int
1439 rxvt_term::run_child (const char *const *argv)
1440 {
1441 char *login;
1442
1443 SET_TTYMODE (STDIN_FILENO, & (tio)); /* init terminal attributes */
1444
1445 if (Options & Opt_console)
1446 { /* be virtual console, fail silently */
1447 #ifdef TIOCCONS
1448 unsigned int on = 1;
1449
1450 ioctl (STDIN_FILENO, TIOCCONS, &on);
1451 #elif defined (SRIOCSREDIR)
1452 int fd;
1453
1454 fd = open (CONSOLE, O_WRONLY, 0);
1455 if (fd >= 0)
1456 {
1457 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1458 close (fd);
1459 }
1460 #endif /* SRIOCSREDIR */
1461
1462 }
1463
1464 /* reset signals and spin off the command interpreter */
1465 signal (SIGINT, SIG_DFL);
1466 signal (SIGQUIT, SIG_DFL);
1467 signal (SIGCHLD, SIG_DFL);
1468 /*
1469 * mimick login's behavior by disabling the job control signals
1470 * a shell that wants them can turn them back on
1471 */
1472 #ifdef SIGTSTP
1473 signal (SIGTSTP, SIG_IGN);
1474 signal (SIGTTIN, SIG_IGN);
1475 signal (SIGTTOU, SIG_IGN);
1476 #endif /* SIGTSTP */
1477
1478 /* set window size */
1479 struct winsize ws;
1480
1481 ws.ws_col = TermWin.ncol;
1482 ws.ws_row = TermWin.nrow;
1483 ws.ws_xpixel = ws.ws_ypixel = 0;
1484 (void)ioctl (STDIN_FILENO, TIOCSWINSZ, &ws);
1485
1486 // unblock signals (signals are blocked by iom.C
1487 sigset_t ss;
1488 sigemptyset (&ss);
1489 sigprocmask (SIG_SETMASK, &ss, 0);
1490
1491 #ifndef __QNX__
1492 /* command interpreter path */
1493 if (argv != NULL)
1494 {
1495 # ifdef DEBUG_CMD
1496 int i;
1497
1498 for (i = 0; argv[i]; i++)
1499 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1500 # endif
1501
1502 execvp (argv[0], (char *const *)argv);
1503 /* no error message: STDERR is closed! */
1504 }
1505 else
1506 {
1507 const char *argv0, *shell;
1508
1509 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1510 shell = "/bin/sh";
1511
1512 argv0 = (const char *)rxvt_r_basename (shell);
1513 if (Options & Opt_loginShell)
1514 {
1515 login = (char *)rxvt_malloc ((STRLEN (argv0) + 2) * sizeof (char));
1516
1517 login[0] = '-';
1518 STRCPY (&login[1], argv0);
1519 argv0 = login;
1520 }
1521 execlp (shell, argv0, NULL);
1522 /* no error message: STDERR is closed! */
1523 }
1524
1525 #else /* __QNX__ uses qnxspawn () */
1526
1527 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1528 char *command = NULL, fullcommand[_MAX_PATH];
1529 char **arg_v, *arg_a[2] = { NULL, NULL };
1530
1531 if (argv != NULL)
1532 {
1533 if (access (argv[0], X_OK) == -1)
1534 {
1535 if (STRCHR (argv[0], '/') == NULL)
1536 {
1537 searchenv (argv[0], "PATH", fullcommand);
1538 if (fullcommand[0] != '\0')
1539 command = fullcommand;
1540 }
1541 if (access (command, X_OK) == -1)
1542 return -1;
1543 }
1544 else
1545 command = argv[0];
1546 arg_v = argv;
1547 }
1548 else
1549 {
1550 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1551 command = "/bin/sh";
1552
1553 arg_a[0] = my_basename (command);
1554 if (Options & Opt_loginShell)
1555 {
1556 login = rxvt_malloc ((STRLEN (arg_a[0]) + 2) * sizeof (char));
1557
1558 login[0] = '-';
1559 STRCPY (&login[1], arg_a[0]);
1560 arg_a[0] = login;
1561 }
1562 arg_v = arg_a;
1563 }
1564 iov_a[0] = iov_a[1] = iov_a[2] = tty_fd;
1565 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1566 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1567 command, arg_v, environ, iov_a, 0);
1568 if (login)
1569 free (login);
1570
1571 close (tty_fd);
1572 return cmd_fd;
1573
1574 #endif
1575 return -1;
1576 }
1577
1578 /* ------------------------------------------------------------------------- *
1579 * GET TTY CURRENT STATE *
1580 * ------------------------------------------------------------------------- */
1581 /* rxvt_get_ttymode () */
1582 /* EXTPROTO */
1583 void
1584 rxvt_get_ttymode (ttymode_t *tio, int erase)
1585 {
1586 #ifdef HAVE_TERMIOS_H
1587 /*
1588 * standard System V termios interface
1589 */
1590 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1591 {
1592 /* return error - use system defaults */
1593 tio->c_cc[VINTR] = CINTR;
1594 tio->c_cc[VQUIT] = CQUIT;
1595 tio->c_cc[VERASE] = CERASE;
1596 tio->c_cc[VKILL] = CKILL;
1597 tio->c_cc[VSTART] = CSTART;
1598 tio->c_cc[VSTOP] = CSTOP;
1599 tio->c_cc[VSUSP] = CSUSP;
1600 # ifdef VDSUSP
1601
1602 tio->c_cc[VDSUSP] = CDSUSP;
1603 # endif
1604 # ifdef VREPRINT
1605
1606 tio->c_cc[VREPRINT] = CRPRNT;
1607 # endif
1608 # ifdef VDISCRD
1609
1610 tio->c_cc[VDISCRD] = CFLUSH;
1611 # endif
1612 # ifdef VWERSE
1613
1614 tio->c_cc[VWERSE] = CWERASE;
1615 # endif
1616 # ifdef VLNEXT
1617
1618 tio->c_cc[VLNEXT] = CLNEXT;
1619 # endif
1620
1621 }
1622 tio->c_cc[VEOF] = CEOF;
1623 tio->c_cc[VEOL] = VDISABLE;
1624 # ifdef VEOL2
1625
1626 tio->c_cc[VEOL2] = VDISABLE;
1627 # endif
1628 # ifdef VSWTC
1629
1630 tio->c_cc[VSWTC] = VDISABLE;
1631 # endif
1632 # ifdef VSWTCH
1633
1634 tio->c_cc[VSWTCH] = VDISABLE;
1635 # endif
1636 # if VMIN != VEOF
1637
1638 tio->c_cc[VMIN] = 1;
1639 # endif
1640 # if VTIME != VEOL
1641
1642 tio->c_cc[VTIME] = 0;
1643 # endif
1644
1645 if (erase != -1)
1646 tio->c_cc[VERASE] = (char)erase;
1647
1648 /* input modes */
1649 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1650 # ifdef IMAXBEL
1651 | IMAXBEL
1652 # endif
1653 | IXON);
1654
1655 /* output modes */
1656 tio->c_oflag = (OPOST | ONLCR);
1657
1658 /* control modes */
1659 tio->c_cflag = (CS8 | CREAD);
1660
1661 /* line discipline modes */
1662 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1663 # if defined (ECHOCTL) && defined (ECHOKE)
1664 | ECHOCTL | ECHOKE
1665 # endif
1666 | ECHOE | ECHOK);
1667 # else /* HAVE_TERMIOS_H */
1668
1669 /*
1670 * sgtty interface
1671 */
1672
1673 /* get parameters -- gtty */
1674 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1675 {
1676 tio->sg.sg_erase = CERASE; /* ^H */
1677 tio->sg.sg_kill = CKILL; /* ^U */
1678 }
1679 if (erase != -1)
1680 tio->sg.sg_erase = (char)erase;
1681
1682 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1683
1684 /* get special characters */
1685 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1686 {
1687 tio->tc.t_intrc = CINTR; /* ^C */
1688 tio->tc.t_quitc = CQUIT; /* ^\ */
1689 tio->tc.t_startc = CSTART; /* ^Q */
1690 tio->tc.t_stopc = CSTOP; /* ^S */
1691 tio->tc.t_eofc = CEOF; /* ^D */
1692 tio->tc.t_brkc = -1;
1693 }
1694 /* get local special chars */
1695 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1696 {
1697 tio->lc.t_suspc = CSUSP; /* ^Z */
1698 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1699 tio->lc.t_rprntc = CRPRNT; /* ^R */
1700 tio->lc.t_flushc = CFLUSH; /* ^O */
1701 tio->lc.t_werasc = CWERASE; /* ^W */
1702 tio->lc.t_lnextc = CLNEXT; /* ^V */
1703 }
1704 /* get line discipline */
1705 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1706 # ifdef NTTYDISC
1707
1708 tio->line = NTTYDISC;
1709 # endif /* NTTYDISC */
1710
1711 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1712 #endif /* HAVE_TERMIOS_H */
1713
1714 /*
1715 * Debugging
1716 */
1717 #ifdef DEBUG_TTYMODE
1718 #ifdef HAVE_TERMIOS_H
1719 /* c_iflag bits */
1720 fprintf (stderr, "Input flags\n");
1721
1722 /* cpp token stringize doesn't work on all machines <sigh> */
1723 # define FOO(flag,name) \
1724 if ((tio->c_iflag) & flag) \
1725 fprintf (stderr, "%s ", name)
1726
1727 /* c_iflag bits */
1728 FOO (IGNBRK, "IGNBRK");
1729 FOO (BRKINT, "BRKINT");
1730 FOO (IGNPAR, "IGNPAR");
1731 FOO (PARMRK, "PARMRK");
1732 FOO (INPCK, "INPCK");
1733 FOO (ISTRIP, "ISTRIP");
1734 FOO (INLCR, "INLCR");
1735 FOO (IGNCR, "IGNCR");
1736 FOO (ICRNL, "ICRNL");
1737 FOO (IXON, "IXON");
1738 FOO (IXOFF, "IXOFF");
1739 # ifdef IUCLC
1740
1741 FOO (IUCLC, "IUCLC");
1742 # endif
1743 # ifdef IXANY
1744
1745 FOO (IXANY, "IXANY");
1746 # endif
1747 # ifdef IMAXBEL
1748
1749 FOO (IMAXBEL, "IMAXBEL");
1750 # endif
1751
1752 fprintf (stderr, "\n");
1753
1754 # undef FOO
1755 # define FOO(entry, name) \
1756 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1757
1758 FOO (VINTR, "VINTR");
1759 FOO (VQUIT, "VQUIT");
1760 FOO (VERASE, "VERASE");
1761 FOO (VKILL, "VKILL");
1762 FOO (VEOF, "VEOF");
1763 FOO (VEOL, "VEOL");
1764 # ifdef VEOL2
1765
1766 FOO (VEOL2, "VEOL2");
1767 # endif
1768 # ifdef VSWTC
1769
1770 FOO (VSWTC, "VSWTC");
1771 # endif
1772 # ifdef VSWTCH
1773
1774 FOO (VSWTCH, "VSWTCH");
1775 # endif
1776
1777 FOO (VSTART, "VSTART");
1778 FOO (VSTOP, "VSTOP");
1779 FOO (VSUSP, "VSUSP");
1780 # ifdef VDSUSP
1781
1782 FOO (VDSUSP, "VDSUSP");
1783 # endif
1784 # ifdef VREPRINT
1785
1786 FOO (VREPRINT, "VREPRINT");
1787 # endif
1788 # ifdef VDISCRD
1789
1790 FOO (VDISCRD, "VDISCRD");
1791 # endif
1792 # ifdef VWERSE
1793
1794 FOO (VWERSE, "VWERSE");
1795 # endif
1796 # ifdef VLNEXT
1797
1798 FOO (VLNEXT, "VLNEXT");
1799 # endif
1800
1801 fprintf (stderr, "\n");
1802 # undef FOO
1803 # endif /* HAVE_TERMIOS_H */
1804 #endif /* DEBUG_TTYMODE */
1805 }
1806
1807 /*----------------------- end-of-file (C source) -----------------------*/