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Revision: 1.57
Committed: Mon Jun 21 22:24:07 2004 UTC (19 years, 11 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-3_2
Changes since 1.51: +20 -11 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 PixColors = new rxvt_color [TOTAL_COLORS];
363 if (PixColors == NULL)
364 return false;
365
366 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
367 TermWin.pixmap = None;
368 #endif
369 #ifdef UTMP_SUPPORT
370 next_utmp_action = SAVE;
371 #endif
372 #ifndef NO_SETOWNER_TTYDEV
373 next_tty_action = SAVE;
374 #endif
375
376 MEvent.time = CurrentTime;
377 MEvent.button = AnyButton;
378 Options = DEFAULT_OPTIONS;
379 want_refresh = 1;
380 cmd_pid = -1;
381 cmd_fd = tty_fd = -1;
382 PrivateModes = SavedModes = PrivMode_Default;
383 TermWin.focus = 0;
384 TermWin.ncol = 80;
385 TermWin.nrow = 24;
386 TermWin.int_bwidth = INTERNALBORDERWIDTH;
387 TermWin.ext_bwidth = EXTERNALBORDERWIDTH;
388 TermWin.lineSpace = LINESPACE;
389 TermWin.saveLines = SAVELINES;
390 numPixColors = TOTAL_COLORS;
391
392 #ifndef NO_BRIGHTCOLOR
393 colorfgbg = DEFAULT_RSTYLE;
394 #endif
395
396 refresh_limit = 1;
397 refresh_type = SLOW_REFRESH;
398 prev_nrow = prev_ncol = 0;
399
400 oldcursor.row = oldcursor.col = -1;
401 #ifdef XPM_BACKGROUND
402 /* bgPixmap.w = bgPixmap.h = 0; */
403 bgPixmap.x = bgPixmap.y = 50;
404 bgPixmap.pixmap = None;
405 #endif
406
407 last_bot = last_state = -1;
408
409 #ifdef MENUBAR
410 menu_readonly = 1;
411 # if ! (MENUBAR_MAX > 1)
412 CurrentBar = & (BarList);
413 # endif /* (MENUBAR_MAX > 1) */
414 #endif
415
416 return true;
417 }
418
419 void
420 rxvt_term::init_secondary ()
421 {
422 int i;
423 #ifdef TTY_GID_SUPPORT
424 struct group *gr = getgrnam ("tty");
425
426 if (gr)
427 { /* change group ownership of tty to "tty" */
428 ttymode = S_IRUSR | S_IWUSR | S_IWGRP;
429 ttygid = gr->gr_gid;
430 }
431 else
432 #endif /* TTY_GID_SUPPORT */
433
434 {
435 ttymode = S_IRUSR | S_IWUSR | S_IWGRP | S_IWOTH;
436 ttygid = getgid ();
437 }
438
439 /*
440 * Close all unused file descriptors
441 * We don't want them, we don't need them.
442 */
443 if ((i = open ("/dev/null", O_RDONLY)) < 0)
444 {
445 /* TODO: BOO HISS */
446 dup2 (STDERR_FILENO, STDIN_FILENO);
447 }
448 else if (i > STDIN_FILENO)
449 {
450 dup2 (i, STDIN_FILENO);
451 close (i);
452 }
453
454 dup2 (STDERR_FILENO, STDOUT_FILENO);
455
456 #if 0 // schmorp sayz closing filies is murder
457 for (i = STDERR_FILENO + 1; i < num_fds; i++)
458 {
459 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
460 if (i == 4 || i == 7)
461 continue;
462 #endif
463 close (i);
464 }
465 #endif
466 }
467
468 /*----------------------------------------------------------------------*/
469 const char **
470 rxvt_term::init_resources (int argc, const char *const *argv)
471 {
472 int i, r_argc;
473 char *val;
474 const char **cmd_argv, **r_argv;
475
476 /*
477 * Look for -exec option. Find => split and make cmd_argv[] of command args
478 */
479 for (r_argc = 0; r_argc < argc; r_argc++)
480 if (!STRCMP (argv[r_argc], "-e") || !STRCMP (argv[r_argc], "-exec"))
481 break;
482
483 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
484
485 for (i = 0; i < r_argc; i++)
486 r_argv[i] = (const char *)argv[i];
487
488 r_argv[i] = NULL;
489
490 if (r_argc == argc)
491 cmd_argv = NULL;
492 else
493 {
494 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
495
496 for (i = 0; i < argc - r_argc - 1; i++)
497 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
498
499 cmd_argv[i] = NULL;
500 }
501
502 rs[Rs_name] = rxvt_r_basename (argv[0]);
503
504 /*
505 * Open display, get options/resources and create the window
506 */
507 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
508 rs[Rs_display_name] = ":0";
509
510 get_options (r_argc, r_argv);
511 free (r_argv);
512
513 #ifdef LOCAL_X_IS_UNIX
514 if (rs[Rs_display_name][0] == ':')
515 {
516 val = rxvt_malloc (5 + STRLEN (rs[Rs_display_name]));
517 STRCPY (val, "unix");
518 STRCAT (val, rs[Rs_display_name]);
519 display = displays.get (val);
520 free (val);
521 }
522 #endif
523
524 if (!display
525 && ! (display = displays.get (rs[Rs_display_name])))
526 rxvt_fatal ("can't open display %s", rs[Rs_display_name]);
527
528 extract_resources (display->display, rs[Rs_name]);
529
530 /*
531 * set any defaults not already set
532 */
533 if (cmd_argv && cmd_argv[0])
534 {
535 if (!rs[Rs_title])
536 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
537 if (!rs[Rs_iconName])
538 rs[Rs_iconName] = rs[Rs_title];
539 }
540 else
541 {
542 if (!rs[Rs_title])
543 rs[Rs_title] = rs[Rs_name];
544 if (!rs[Rs_iconName])
545 rs[Rs_iconName] = rs[Rs_name];
546 }
547
548 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
549 TermWin.saveLines = BOUND_POSITIVE_INT16 (i);
550
551 #ifndef NO_FRILLS
552 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
553 TermWin.int_bwidth = min (i, 100); /* arbitrary limit */
554 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
555 TermWin.ext_bwidth = min (i, 100); /* arbitrary limit */
556 #endif
557
558 #ifndef NO_LINESPACE
559 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
560 TermWin.lineSpace = min (i, 100); /* arbitrary limit */
561 #endif
562
563 #ifdef POINTER_BLANK
564 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
565 pointerBlankDelay = i;
566 else
567 pointerBlankDelay = 2;
568 #endif
569
570 /* no point having a scrollbar without having any scrollback! */
571 if (!TermWin.saveLines)
572 Options &= ~Opt_scrollBar;
573
574 #ifdef PRINTPIPE
575 if (!rs[Rs_print_pipe])
576 rs[Rs_print_pipe] = PRINTPIPE;
577 #endif
578
579 if (!rs[Rs_cutchars])
580 rs[Rs_cutchars] = CUTCHARS;
581
582 #ifndef NO_BACKSPACE_KEY
583 if (!rs[Rs_backspace_key])
584 # ifdef DEFAULT_BACKSPACE
585 key_backspace = DEFAULT_BACKSPACE;
586 # else
587 key_backspace = "DEC"; /* can toggle between \010 or \177 */
588 # endif
589 else
590 {
591 val = STRDUP (rs[Rs_backspace_key]);
592 rxvt_Str_trim (val);
593 rxvt_Str_escaped (val);
594 key_backspace = val;
595 }
596 #endif
597
598 #ifndef NO_DELETE_KEY
599 if (!rs[Rs_delete_key])
600 # ifdef DEFAULT_DELETE
601 key_delete = DEFAULT_DELETE;
602 # else
603 key_delete = "\033[3~";
604 # endif
605 else
606 {
607 val = STRDUP (rs[Rs_delete_key]);
608 rxvt_Str_trim (val);
609 rxvt_Str_escaped (val);
610 key_delete = val;
611 }
612 #endif
613 if (rs[Rs_answerbackstring])
614 {
615 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
616 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
617 }
618
619 #ifdef HAVE_SCROLLBARS
620 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle],
621 rs[Rs_scrollBar_thickness]);
622 #endif
623
624 #ifdef XTERM_REVERSE_VIDEO
625 /* this is how xterm implements reverseVideo */
626 if (Options & Opt_reverseVideo)
627 {
628 if (!rs[Rs_color + Color_fg])
629 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
630 if (!rs[Rs_color + Color_bg])
631 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
632 }
633 #endif
634
635 for (i = 0; i < NRS_COLORS; i++)
636 if (!rs[Rs_color + i])
637 rs[Rs_color + i] = def_colorName[i];
638
639 #ifndef XTERM_REVERSE_VIDEO
640 /* this is how we implement reverseVideo */
641 if (Options & Opt_reverseVideo)
642 SWAP_IT (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
643 #endif
644
645 /* convenient aliases for setting fg/bg to colors */
646 color_aliases (Color_fg);
647 color_aliases (Color_bg);
648 #ifndef NO_CURSORCOLOR
649 color_aliases (Color_cursor);
650 color_aliases (Color_cursor2);
651 #endif /* NO_CURSORCOLOR */
652 color_aliases (Color_pointer_fg);
653 color_aliases (Color_pointer_bg);
654 color_aliases (Color_border);
655 #ifndef NO_BOLD_UNDERLINE_REVERSE
656 color_aliases (Color_BD);
657 color_aliases (Color_UL);
658 color_aliases (Color_RV);
659 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
660
661 return cmd_argv;
662 }
663
664 /*----------------------------------------------------------------------*/
665 void
666 rxvt_term::init_env ()
667 {
668 int i;
669 unsigned int u;
670 char *val;
671
672 #ifdef DISPLAY_IS_IP
673 /* Fixup display_name for export over pty to any interested terminal
674 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
675 * (for the first non-loopback interface) that we get from
676 * rxvt_network_display (). This is more "name-resolution-portable", if you
677 * will, and probably allows for faster x-client startup if your name
678 * server is beyond a slow link or overloaded at client startup. Of
679 * course that only helps the shell's child processes, not us.
680 *
681 * Giving out the display_name also affords a potential security hole
682 */
683 val = rxvt_network_display (rs[Rs_display_name]);
684 rs[Rs_display_name] = (const char *)val;
685
686 if (val == NULL)
687 #endif /* DISPLAY_IS_IP */
688 val = XDisplayString (display->display);
689
690 if (rs[Rs_display_name] == NULL)
691 rs[Rs_display_name] = val; /* use broken `:0' value */
692
693 i = STRLEN (val);
694 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
695
696 sprintf (env_display, "DISPLAY=%s", val);
697
698 /* avoiding the math library:
699 * i = (int) (ceil (log10 ((unsigned int)TermWin.parent[0]))) */
700 for (i = 0, u = (unsigned int)TermWin.parent[0]; u; u /= 10, i++)
701 ;
702 MAX_IT (i, 1);
703 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
704
705 sprintf (env_windowid, "WINDOWID=%u",
706 (unsigned int)TermWin.parent[0]);
707
708 /* add entries to the environment:
709 * @ DISPLAY: in case we started with -display
710 * @ WINDOWID: X window id number of the window
711 * @ COLORTERM: terminal sub-name and also indicates its color
712 * @ TERM: terminal name
713 * @ TERMINFO: path to terminfo directory
714 * @ COLORFGBG: fg;bg color codes
715 */
716 putenv (env_display);
717 putenv (env_windowid);
718 if (env_colorfgbg)
719 putenv (env_colorfgbg);
720
721 #ifdef RXVT_TERMINFO
722 putenv ("TERMINFO=" RXVT_TERMINFO);
723 #endif
724
725 if (display->depth <= 2)
726 putenv ("COLORTERM=" COLORTERMENV "-mono");
727 else
728 putenv ("COLORTERM=" COLORTERMENVFULL);
729
730 if (rs[Rs_term_name] != NULL)
731 {
732 env_term = (char *)rxvt_malloc ((STRLEN (rs[Rs_term_name]) + 6) * sizeof (char));
733 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
734 putenv (env_term);
735 }
736 else
737 putenv ("TERM=" TERMENV);
738
739 #ifdef HAVE_UNSETENV
740 /* avoid passing old settings and confusing term size */
741 unsetenv ("LINES");
742 unsetenv ("COLUMNS");
743 unsetenv ("TERMCAP"); /* terminfo should be okay */
744 #endif /* HAVE_UNSETENV */
745 }
746
747 /*----------------------------------------------------------------------*/
748 /*
749 * This is more or less stolen straight from XFree86 xterm.
750 * This should support all European type languages.
751 */
752 void
753 rxvt_term::set_locale (const char *locale)
754 {
755 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
756 free (this->locale);
757 this->locale = setlocale (LC_CTYPE, locale);
758
759 if (!this->locale)
760 {
761 rxvt_warn ("unable to set locale \"%s\", using default locale instead.\n", locale);
762 setlocale (LC_CTYPE, "");
763 this->locale = "";
764 }
765
766 this->locale = rxvt_strdup (this->locale);
767 SET_LOCALE (this->locale);
768 mbstate.reset ();
769 #endif
770 #if 0
771 #if HAVE_NL_LANGINFO
772 free (codeset);
773 codeset = strdup (nl_langinfo (CODESET));
774 enc_utf8 = !STRCASECMP (codeset, "UTF-8")
775 || !STRCASECMP (codeset, "UTF8");
776 #else
777 enc_utf8 = 1;
778 #endif
779 #endif
780 }
781
782 void
783 rxvt_term::init_xlocale ()
784 {
785 #ifdef USE_XIM
786 if (!locale)
787 rxvt_warn ("setting locale failed, working without locale support.\n");
788 else
789 {
790 Atom wmlocale;
791
792 wmlocale = XInternAtom (display->display, "WM_LOCALE_NAME", False);
793 XChangeProperty (display->display, TermWin.parent[0], wmlocale,
794 XA_STRING, 8, PropModeReplace,
795 (unsigned char *)locale, STRLEN (locale));
796
797 if (!XSupportsLocale ())
798 {
799 rxvt_warn ("the locale is not supported by Xlib, working withotu locale support.\n");
800 return;
801 }
802
803 im_ev.start (display);
804
805 /* see if we can connect already */
806 im_cb ();
807 }
808 #endif
809 }
810
811 /*----------------------------------------------------------------------*/
812 void
813 rxvt_term::init_command (const char *const *argv)
814 {
815 /*
816 * Initialize the command connection.
817 * This should be called after the X server connection is established.
818 */
819 int i;
820
821 for (i = 0; i < NUM_XA; i++)
822 xa[i] = XInternAtom (display->display, xa_names[i], False);
823
824 /* Enable delete window protocol */
825 XSetWMProtocols (display->display, TermWin.parent[0],
826 & (xa[XA_WMDELETEWINDOW]), 1);
827
828 #ifdef USING_W11LIB
829 /* enable W11 callbacks */
830 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
831 #endif
832
833 #ifdef META8_OPTION
834 meta_char = (Options & Opt_meta8 ? 0x80 : C0_ESC);
835 #endif
836
837 get_ourmods ();
838
839 if (!(Options & Opt_scrollTtyOutput))
840 PrivateModes |= PrivMode_TtyOutputInh;
841 if (Options & Opt_scrollTtyKeypress)
842 PrivateModes |= PrivMode_Keypress;
843 if (!(Options & Opt_jumpScroll))
844 PrivateModes |= PrivMode_smoothScroll;
845
846 #ifndef NO_BACKSPACE_KEY
847 if (STRCMP (key_backspace, "DEC") == 0)
848 PrivateModes |= PrivMode_HaveBackSpace;
849 #endif
850
851 /* add value for scrollBar */
852 if (scrollbar_visible ())
853 {
854 PrivateModes |= PrivMode_scrollBar;
855 SavedModes |= PrivMode_scrollBar;
856 }
857 if (menubar_visible ())
858 {
859 PrivateModes |= PrivMode_menuBar;
860 SavedModes |= PrivMode_menuBar;
861 }
862
863 #ifdef CURSOR_BLINK
864 if (Options & Opt_cursorBlink)
865 (void)gettimeofday (&lastcursorchange, NULL);
866 #endif
867
868 if ((cmd_fd = run_command (argv)) < 0)
869 rxvt_fatal ("failure while running command, aborting");
870 }
871
872 /*----------------------------------------------------------------------*/
873 void
874 rxvt_term::Get_Colours ()
875 {
876 int i;
877
878 for (i = 0; i < (XDEPTH <= 2 ? 2 : NRS_COLORS); i++)
879 {
880 rxvt_color xcol;
881
882 if (!rs[Rs_color + i])
883 continue;
884
885 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
886 {
887 #ifndef XTERM_REVERSE_VIDEO
888 if (i < 2 && (Options & Opt_reverseVideo))
889 rs[Rs_color + i] = def_colorName[!i];
890 else
891 #endif
892 rs[Rs_color + i] = def_colorName[i];
893
894 if (!rs[Rs_color + i])
895 continue;
896
897 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
898 {
899 switch (i)
900 {
901 case Color_fg:
902 case Color_bg:
903 /* fatal: need bg/fg color */
904 rxvt_fatal ("unable to get foreground/background colour, aborting");
905 /* NOTREACHED */
906 break;
907 #ifndef NO_CURSORCOLOR
908 case Color_cursor2:
909 xcol = PixColors[Color_fg];
910 break;
911 #endif /* ! NO_CURSORCOLOR */
912 case Color_pointer_fg:
913 xcol = PixColors[Color_fg];
914 break;
915 default:
916 xcol = PixColors[Color_bg]; /* None */
917 break;
918 }
919 }
920 }
921
922 PixColors[i] = xcol;
923 SET_PIXCOLOR (i);
924 }
925
926 if (XDEPTH <= 2)
927 {
928 if (!rs[Rs_color + Color_pointer_fg]) PixColors[Color_pointer_fg] = PixColors[Color_fg];
929 if (!rs[Rs_color + Color_pointer_bg]) PixColors[Color_pointer_bg] = PixColors[Color_bg];
930 if (!rs[Rs_color + Color_border] ) PixColors[Color_border] = PixColors[Color_fg];
931 }
932
933 /*
934 * get scrollBar/menuBar shadow colors
935 *
936 * The calculations of topShadow/bottomShadow values are adapted
937 * from the fvwm window manager.
938 */
939 #ifdef KEEP_SCROLLCOLOR
940
941 if (XDEPTH <= 2)
942 { /* Monochrome */
943 PixColors[Color_scroll] = PixColors[Color_fg];
944 PixColors[Color_topShadow] = PixColors[Color_bg];
945 PixColors[Color_bottomShadow] = PixColors[Color_bg];
946 }
947 else
948 {
949 rxvt_color xcol[3];
950 /* xcol[0] == white
951 * xcol[1] == top shadow
952 * xcol[2] == bot shadow */
953
954 xcol[1] = PixColors[Color_scroll];
955 # ifdef PREFER_24BIT
956 xcol[0].set (display, 65535, 65535, 65535);
957 /* XFreeColors (display->display, XCMAP, & (xcol[0].pixel), 1, ~0); */
958 # else
959 xcol[0].set (display, WhitePixel (display->display, display->screen));
960 # endif
961
962 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
963
964 xcol[0].get (display, pr0, pg0, pb0);
965 xcol[1].get (display, pr1, pg1, pb1);
966
967 /* bottomShadowColor */
968 if (!xcol[2].set (display, pr1 / 2, pg1 / 2, pb1 / 2))
969 xcol[2] = PixColors[Color_Black];
970
971 PixColors[Color_bottomShadow] = xcol[2];
972
973 /* topShadowColor */
974 if (!xcol[1].set (display,
975 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
976 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
977 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
978 xcol[1] = PixColors[Color_White];
979
980 PixColors[Color_topShadow] = xcol[1];
981 }
982 #endif /* KEEP_SCROLLCOLOR */
983 }
984
985 /*----------------------------------------------------------------------*/
986 /* color aliases, fg/bg bright-bold */
987 void
988 rxvt_term::color_aliases (int idx)
989 {
990 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
991 {
992 int i = atoi (rs[Rs_color + idx]);
993
994 if (i >= 8 && i <= 15)
995 { /* bright colors */
996 i -= 8;
997 #ifndef NO_BRIGHTCOLOR
998 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
999 return;
1000 #endif
1001
1002 }
1003
1004 if (i >= 0 && i <= 7) /* normal colors */
1005 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
1006 }
1007 }
1008
1009 /*----------------------------------------------------------------------*/
1010 /*
1011 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
1012 * Use resource ``modifier'' to override the Meta modifier
1013 */
1014 void
1015 rxvt_term::get_ourmods ()
1016 {
1017 int i, j, k;
1018 int requestedmeta, realmeta, realalt;
1019 const char *cm, *rsmod;
1020 XModifierKeymap *map;
1021 KeyCode *kc;
1022 const unsigned int modmasks[] =
1023 {
1024 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
1025 };
1026
1027 requestedmeta = realmeta = realalt = 0;
1028 rsmod = rs[Rs_modifier];
1029 if (rsmod
1030 && STRCASECMP (rsmod, "mod1") >= 0 && STRCASECMP (rsmod, "mod5") <= 0)
1031 requestedmeta = rsmod[3] - '0';
1032
1033 map = XGetModifierMapping (display->display);
1034 kc = map->modifiermap;
1035 for (i = 1; i < 6; i++)
1036 {
1037 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
1038 for (j = map->max_keypermod; j--; k++)
1039 {
1040 if (kc[k] == 0)
1041 break;
1042 switch (XKeycodeToKeysym (display->display, kc[k], 0))
1043 {
1044 case XK_Num_Lock:
1045 ModNumLockMask = modmasks[i - 1];
1046 /* FALLTHROUGH */
1047 default:
1048 continue; /* for (;;) */
1049 case XK_Meta_L:
1050 case XK_Meta_R:
1051 cm = "meta";
1052 realmeta = i;
1053 break;
1054 case XK_Alt_L:
1055 case XK_Alt_R:
1056 cm = "alt";
1057 realalt = i;
1058 break;
1059 case XK_Super_L:
1060 case XK_Super_R:
1061 cm = "super";
1062 break;
1063 case XK_Hyper_L:
1064 case XK_Hyper_R:
1065 cm = "hyper";
1066 break;
1067 }
1068 if (rsmod && STRNCASECMP (rsmod, cm, STRLEN (cm)) == 0)
1069 requestedmeta = i;
1070 }
1071 }
1072 XFreeModifiermap (map);
1073 i = (requestedmeta ? requestedmeta
1074 : (realmeta ? realmeta
1075 : (realalt ? realalt : 0)));
1076 if (i)
1077 ModMetaMask = modmasks[i - 1];
1078 }
1079
1080 /*----------------------------------------------------------------------*/
1081 /* rxvt_Create_Windows () - Open and map the window */
1082 void
1083 rxvt_term::create_windows (int argc, const char *const *argv)
1084 {
1085 XClassHint classHint;
1086 XWMHints wmHint;
1087 XGCValues gcvalue;
1088 long vt_emask;
1089 XSetWindowAttributes attributes;
1090 XWindowAttributes gattr;
1091
1092 if (Options & Opt_transparent)
1093 {
1094 XGetWindowAttributes (display->display, RootWindow (display->display, display->screen), &gattr);
1095 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
1096 }
1097
1098 /* grab colors before netscape does */
1099 Get_Colours ();
1100
1101 if (!change_font (rs[Rs_font]))
1102 {
1103 fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");
1104 destroy ();
1105 return;
1106 }
1107
1108 window_calc (0, 0);
1109 old_width = szHint.width;
1110 old_height = szHint.height;
1111
1112 /* sub-window placement & size in rxvt_resize_subwindows () */
1113
1114 #ifdef PREFER_24BIT
1115 attributes.background_pixel = PixColors[Color_bg];
1116 attributes.border_pixel = PixColors[Color_border];
1117 attributes.colormap = display->cmap;
1118 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
1119 szHint.x, szHint.y,
1120 szHint.width, szHint.height,
1121 TermWin.ext_bwidth,
1122 display->depth, InputOutput,
1123 display->visual,
1124 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1125 #else
1126 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
1127 szHint.x, szHint.y,
1128 szHint.width, szHint.height,
1129 TermWin.ext_bwidth,
1130 PixColors[Color_border],
1131 PixColors[Color_bg]);
1132 #endif
1133
1134 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1135 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1136
1137 classHint.res_name = (char *)rs[Rs_name];
1138 classHint.res_class = (char *)RESCLASS;
1139
1140 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1141 wmHint.input = True;
1142 wmHint.initial_state = Options & Opt_iconic ? IconicState : NormalState;
1143 wmHint.window_group = TermWin.parent[0];
1144
1145 XSetWMProperties (display->display, TermWin.parent[0], NULL, NULL,
1146 (char **)argv, argc, &szHint, &wmHint, &classHint);
1147
1148 #ifndef NO_FRILLS
1149 long pid = getpid ();
1150 XChangeProperty (display->display, TermWin.parent[0],
1151 display->atom ("_NET_WM_PID"), XA_CARDINAL, 32,
1152 PropModeReplace, (unsigned char *)&pid, 1);
1153 #endif
1154
1155 XSelectInput (display->display, TermWin.parent[0],
1156 KeyPressMask
1157 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1158 | KeyReleaseMask
1159 #endif
1160 | FocusChangeMask | VisibilityChangeMask
1161 | StructureNotifyMask);
1162 termwin_ev.start (display, TermWin.parent[0]);
1163
1164 /* vt cursor: Black-on-White is standard, but this is more popular */
1165 TermWin_cursor = XCreateFontCursor (display->display, XC_xterm);
1166
1167 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1168 /* cursor (menuBar/scrollBar): Black-on-White */
1169 leftptr_cursor = XCreateFontCursor (display->display, XC_left_ptr);
1170 #endif
1171
1172 #ifdef POINTER_BLANK
1173 {
1174 XColor blackcolour;
1175 blackcolour.red = 0;
1176 blackcolour.green = 0;
1177 blackcolour.blue = 0;
1178 Font f = XLoadFont (display->display, "fixed");
1179 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1180 &blackcolour, &blackcolour);
1181 XUnloadFont (display->display, f);
1182 }
1183 #endif
1184
1185 /* the vt window */
1186 TermWin.vt = XCreateSimpleWindow (display->display, TermWin.parent[0],
1187 window_vt_x,
1188 window_vt_y,
1189 TermWin_TotalWidth (),
1190 TermWin_TotalHeight (),
1191 0,
1192 PixColors[Color_fg],
1193 PixColors[Color_bg]);
1194
1195 #ifdef DEBUG_X
1196 XStoreName (display->display, TermWin.vt, "vt window");
1197 #endif
1198
1199 attributes.bit_gravity = NorthWestGravity;
1200 XChangeWindowAttributes (display->display, TermWin.vt, CWBitGravity, &attributes);
1201
1202 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1203
1204 #ifdef POINTER_BLANK
1205 pointer_unblank ();
1206
1207 if (Options & Opt_pointerBlank)
1208 vt_emask |= PointerMotionMask;
1209 else
1210 #endif
1211 vt_emask |= Button1MotionMask | Button3MotionMask;
1212
1213 XSelectInput (display->display, TermWin.vt, vt_emask);
1214 vt_ev.start (display, TermWin.vt);
1215
1216 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1217 if (menuBar_height ())
1218 {
1219 menuBar.win = XCreateSimpleWindow (display->display, TermWin.parent[0],
1220 window_vt_x, 0,
1221 TermWin_TotalWidth (),
1222 menuBar_TotalHeight (),
1223 0,
1224 PixColors[Color_fg],
1225 PixColors[Color_scroll]);
1226
1227 #ifdef DEBUG_X
1228 XStoreName (display->display, menuBar.win, "menubar");
1229 #endif
1230
1231 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1232
1233 XDefineCursor (display->display, menuBar.win,
1234 XCreateFontCursor (display->display, XC_left_ptr));
1235
1236 XSelectInput (display->display, menuBar.win,
1237 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1238 | Button1MotionMask));
1239 menubar_ev.start (display, menuBar.win);
1240 }
1241 #endif
1242
1243 #ifdef XPM_BACKGROUND
1244 if (rs[Rs_backgroundPixmap] != NULL
1245 && ! (Options & Opt_transparent))
1246 {
1247 const char *p = rs[Rs_backgroundPixmap];
1248
1249 if ((p = STRCHR (p, ';')) != NULL)
1250 {
1251 p++;
1252 scale_pixmap (p);
1253 }
1254 set_bgPixmap (rs[Rs_backgroundPixmap]);
1255 scr_touch (True);
1256 }
1257 #endif
1258
1259 /* graphics context for the vt window */
1260 gcvalue.foreground = PixColors[Color_fg];
1261 gcvalue.background = PixColors[Color_bg];
1262 gcvalue.graphics_exposures = 1;
1263 TermWin.gc = XCreateGC (display->display, TermWin.vt,
1264 GCForeground | GCBackground | GCGraphicsExposures,
1265 &gcvalue);
1266
1267 TermWin.drawable = new rxvt_drawable (display, TermWin.vt);
1268
1269 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1270 gcvalue.foreground = PixColors[Color_topShadow];
1271 topShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1272 gcvalue.foreground = PixColors[Color_bottomShadow];
1273 botShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1274 gcvalue.foreground = PixColors[ (XDEPTH <= 2 ? Color_fg : Color_scroll)];
1275 scrollbarGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1276 #endif
1277 }
1278
1279 /*----------------------------------------------------------------------*/
1280 /*
1281 * Run the command in a subprocess and return a file descriptor for the
1282 * master end of the pseudo-teletype pair with the command talking to
1283 * the slave.
1284 */
1285 int
1286 rxvt_term::run_command (const char *const *argv)
1287 {
1288 int cfd, er;
1289
1290 /* get master (pty) */
1291 if ((cfd = rxvt_get_pty (& (tty_fd), & (ttydev))) < 0)
1292 rxvt_fatal ("can't open pseudo-tty");
1293
1294 fcntl (cfd, F_SETFL, O_NONBLOCK);
1295
1296 /* get slave (tty) */
1297 if (tty_fd < 0)
1298 {
1299 #ifndef NO_SETOWNER_TTYDEV
1300 privileged_ttydev (SAVE);
1301 #endif
1302
1303 if ((tty_fd = rxvt_get_tty (ttydev)) < 0)
1304 {
1305 close (cfd);
1306 rxvt_fatal ("can't open slave tty %s", ttydev);
1307 }
1308 }
1309 #ifndef NO_BACKSPACE_KEY
1310 if (key_backspace[0] && !key_backspace[1])
1311 er = key_backspace[0];
1312 else if (STRCMP (key_backspace, "DEC") == 0)
1313 er = '\177'; /* the initial state anyway */
1314 else
1315 #endif
1316
1317 er = -1;
1318
1319 rxvt_get_ttymode (& (tio), er);
1320
1321 #ifndef __QNX__
1322 /* spin off the command interpreter */
1323 switch (cmd_pid = fork ())
1324 {
1325 case -1:
1326 rxvt_fatal ("can't fork");
1327 case 0:
1328 close (cfd); /* only keep tty_fd and STDERR open */
1329
1330 init_env ();
1331
1332 if (rxvt_control_tty (tty_fd, ttydev) < 0)
1333 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1334 else
1335 {
1336 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1337 dup2 (tty_fd, STDIN_FILENO);
1338 dup2 (tty_fd, STDOUT_FILENO);
1339 dup2 (tty_fd, STDERR_FILENO);
1340
1341 if (tty_fd > 2)
1342 close (tty_fd);
1343
1344 run_child (argv);
1345 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1346 }
1347
1348 _exit (EXIT_FAILURE);
1349
1350 default:
1351 {
1352 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1353 int fdstdin;
1354
1355 fdstdin = dup (STDIN_FILENO);
1356 dup2 (tty_fd, STDIN_FILENO);
1357 #endif
1358
1359 #ifdef UTMP_SUPPORT
1360 privileged_utmp (SAVE);
1361 #endif
1362
1363 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1364
1365 dup2 (fdstdin, STDIN_FILENO);
1366 close (fdstdin);
1367 #endif
1368 }
1369
1370 close (tty_fd); /* keep STDERR_FILENO, cmd_fd, display->fd () open */
1371 break;
1372 }
1373 #else /* __QNX__ uses qnxspawn () */
1374 fchmod (tty_fd, 0622);
1375 fcntl (tty_fd, F_SETFD, FD_CLOEXEC);
1376 fcntl (cfd, F_SETFD, FD_CLOEXEC);
1377
1378 if (run_child (argv) == -1)
1379 exit (EXIT_FAILURE);
1380 #endif
1381
1382 return cfd;
1383 }
1384
1385 /* ------------------------------------------------------------------------- *
1386 * CHILD PROCESS OPERATIONS *
1387 * ------------------------------------------------------------------------- */
1388 /*
1389 * The only open file descriptor is the slave tty - so no error messages.
1390 * returns are fatal
1391 */
1392 int
1393 rxvt_term::run_child (const char *const *argv)
1394 {
1395 char *login;
1396
1397 SET_TTYMODE (STDIN_FILENO, & (tio)); /* init terminal attributes */
1398
1399 if (Options & Opt_console)
1400 { /* be virtual console, fail silently */
1401 #ifdef TIOCCONS
1402 unsigned int on = 1;
1403
1404 ioctl (STDIN_FILENO, TIOCCONS, &on);
1405 #elif defined (SRIOCSREDIR)
1406 int fd;
1407
1408 fd = open (CONSOLE, O_WRONLY, 0);
1409 if (fd >= 0)
1410 {
1411 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1412 close (fd);
1413 }
1414 #endif /* SRIOCSREDIR */
1415
1416 }
1417
1418 /* reset signals and spin off the command interpreter */
1419 signal (SIGINT, SIG_DFL);
1420 signal (SIGQUIT, SIG_DFL);
1421 signal (SIGCHLD, SIG_DFL);
1422 /*
1423 * mimick login's behavior by disabling the job control signals
1424 * a shell that wants them can turn them back on
1425 */
1426 #ifdef SIGTSTP
1427 signal (SIGTSTP, SIG_IGN);
1428 signal (SIGTTIN, SIG_IGN);
1429 signal (SIGTTOU, SIG_IGN);
1430 #endif /* SIGTSTP */
1431
1432 /* set window size */
1433 struct winsize ws;
1434
1435 ws.ws_col = TermWin.ncol;
1436 ws.ws_row = TermWin.nrow;
1437 ws.ws_xpixel = ws.ws_ypixel = 0;
1438 (void)ioctl (STDIN_FILENO, TIOCSWINSZ, &ws);
1439
1440 // unblock signals (signals are blocked by iom.C
1441 sigset_t ss;
1442 sigemptyset (&ss);
1443 sigprocmask (SIG_SETMASK, &ss, 0);
1444
1445 #ifndef __QNX__
1446 /* command interpreter path */
1447 if (argv != NULL)
1448 {
1449 # ifdef DEBUG_CMD
1450 int i;
1451
1452 for (i = 0; argv[i]; i++)
1453 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1454 # endif
1455
1456 execvp (argv[0], (char *const *)argv);
1457 /* no error message: STDERR is closed! */
1458 }
1459 else
1460 {
1461 const char *argv0, *shell;
1462
1463 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1464 shell = "/bin/sh";
1465
1466 argv0 = (const char *)rxvt_r_basename (shell);
1467 if (Options & Opt_loginShell)
1468 {
1469 login = (char *)rxvt_malloc ((STRLEN (argv0) + 2) * sizeof (char));
1470
1471 login[0] = '-';
1472 STRCPY (&login[1], argv0);
1473 argv0 = login;
1474 }
1475 execlp (shell, argv0, NULL);
1476 /* no error message: STDERR is closed! */
1477 }
1478
1479 #else /* __QNX__ uses qnxspawn () */
1480
1481 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1482 char *command = NULL, fullcommand[_MAX_PATH];
1483 char **arg_v, *arg_a[2] = { NULL, NULL };
1484
1485 if (argv != NULL)
1486 {
1487 if (access (argv[0], X_OK) == -1)
1488 {
1489 if (STRCHR (argv[0], '/') == NULL)
1490 {
1491 searchenv (argv[0], "PATH", fullcommand);
1492 if (fullcommand[0] != '\0')
1493 command = fullcommand;
1494 }
1495 if (access (command, X_OK) == -1)
1496 return -1;
1497 }
1498 else
1499 command = argv[0];
1500 arg_v = argv;
1501 }
1502 else
1503 {
1504 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1505 command = "/bin/sh";
1506
1507 arg_a[0] = my_basename (command);
1508 if (Options & Opt_loginShell)
1509 {
1510 login = rxvt_malloc ((STRLEN (arg_a[0]) + 2) * sizeof (char));
1511
1512 login[0] = '-';
1513 STRCPY (&login[1], arg_a[0]);
1514 arg_a[0] = login;
1515 }
1516 arg_v = arg_a;
1517 }
1518 iov_a[0] = iov_a[1] = iov_a[2] = tty_fd;
1519 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1520 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1521 command, arg_v, environ, iov_a, 0);
1522 if (login)
1523 free (login);
1524
1525 close (tty_fd);
1526 return cmd_fd;
1527
1528 #endif
1529 return -1;
1530 }
1531
1532 /* ------------------------------------------------------------------------- *
1533 * GET TTY CURRENT STATE *
1534 * ------------------------------------------------------------------------- */
1535 /* rxvt_get_ttymode () */
1536 /* EXTPROTO */
1537 void
1538 rxvt_get_ttymode (ttymode_t *tio, int erase)
1539 {
1540 #ifdef HAVE_TERMIOS_H
1541 /*
1542 * standard System V termios interface
1543 */
1544 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1545 {
1546 /* return error - use system defaults */
1547 tio->c_cc[VINTR] = CINTR;
1548 tio->c_cc[VQUIT] = CQUIT;
1549 tio->c_cc[VERASE] = CERASE;
1550 tio->c_cc[VKILL] = CKILL;
1551 tio->c_cc[VSTART] = CSTART;
1552 tio->c_cc[VSTOP] = CSTOP;
1553 tio->c_cc[VSUSP] = CSUSP;
1554 # ifdef VDSUSP
1555
1556 tio->c_cc[VDSUSP] = CDSUSP;
1557 # endif
1558 # ifdef VREPRINT
1559
1560 tio->c_cc[VREPRINT] = CRPRNT;
1561 # endif
1562 # ifdef VDISCRD
1563
1564 tio->c_cc[VDISCRD] = CFLUSH;
1565 # endif
1566 # ifdef VWERSE
1567
1568 tio->c_cc[VWERSE] = CWERASE;
1569 # endif
1570 # ifdef VLNEXT
1571
1572 tio->c_cc[VLNEXT] = CLNEXT;
1573 # endif
1574
1575 }
1576 tio->c_cc[VEOF] = CEOF;
1577 tio->c_cc[VEOL] = VDISABLE;
1578 # ifdef VEOL2
1579
1580 tio->c_cc[VEOL2] = VDISABLE;
1581 # endif
1582 # ifdef VSWTC
1583
1584 tio->c_cc[VSWTC] = VDISABLE;
1585 # endif
1586 # ifdef VSWTCH
1587
1588 tio->c_cc[VSWTCH] = VDISABLE;
1589 # endif
1590 # if VMIN != VEOF
1591
1592 tio->c_cc[VMIN] = 1;
1593 # endif
1594 # if VTIME != VEOL
1595
1596 tio->c_cc[VTIME] = 0;
1597 # endif
1598
1599 if (erase != -1)
1600 tio->c_cc[VERASE] = (char)erase;
1601
1602 /* input modes */
1603 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1604 # ifdef IMAXBEL
1605 | IMAXBEL
1606 # endif
1607 | IXON);
1608
1609 /* output modes */
1610 tio->c_oflag = (OPOST | ONLCR);
1611
1612 /* control modes */
1613 tio->c_cflag = (CS8 | CREAD);
1614
1615 /* line discipline modes */
1616 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1617 # if defined (ECHOCTL) && defined (ECHOKE)
1618 | ECHOCTL | ECHOKE
1619 # endif
1620 | ECHOE | ECHOK);
1621 # else /* HAVE_TERMIOS_H */
1622
1623 /*
1624 * sgtty interface
1625 */
1626
1627 /* get parameters -- gtty */
1628 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1629 {
1630 tio->sg.sg_erase = CERASE; /* ^H */
1631 tio->sg.sg_kill = CKILL; /* ^U */
1632 }
1633 if (erase != -1)
1634 tio->sg.sg_erase = (char)erase;
1635
1636 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1637
1638 /* get special characters */
1639 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1640 {
1641 tio->tc.t_intrc = CINTR; /* ^C */
1642 tio->tc.t_quitc = CQUIT; /* ^\ */
1643 tio->tc.t_startc = CSTART; /* ^Q */
1644 tio->tc.t_stopc = CSTOP; /* ^S */
1645 tio->tc.t_eofc = CEOF; /* ^D */
1646 tio->tc.t_brkc = -1;
1647 }
1648 /* get local special chars */
1649 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1650 {
1651 tio->lc.t_suspc = CSUSP; /* ^Z */
1652 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1653 tio->lc.t_rprntc = CRPRNT; /* ^R */
1654 tio->lc.t_flushc = CFLUSH; /* ^O */
1655 tio->lc.t_werasc = CWERASE; /* ^W */
1656 tio->lc.t_lnextc = CLNEXT; /* ^V */
1657 }
1658 /* get line discipline */
1659 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1660 # ifdef NTTYDISC
1661
1662 tio->line = NTTYDISC;
1663 # endif /* NTTYDISC */
1664
1665 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1666 #endif /* HAVE_TERMIOS_H */
1667
1668 /*
1669 * Debugging
1670 */
1671 #ifdef DEBUG_TTYMODE
1672 #ifdef HAVE_TERMIOS_H
1673 /* c_iflag bits */
1674 fprintf (stderr, "Input flags\n");
1675
1676 /* cpp token stringize doesn't work on all machines <sigh> */
1677 # define FOO(flag,name) \
1678 if ((tio->c_iflag) & flag) \
1679 fprintf (stderr, "%s ", name)
1680
1681 /* c_iflag bits */
1682 FOO (IGNBRK, "IGNBRK");
1683 FOO (BRKINT, "BRKINT");
1684 FOO (IGNPAR, "IGNPAR");
1685 FOO (PARMRK, "PARMRK");
1686 FOO (INPCK, "INPCK");
1687 FOO (ISTRIP, "ISTRIP");
1688 FOO (INLCR, "INLCR");
1689 FOO (IGNCR, "IGNCR");
1690 FOO (ICRNL, "ICRNL");
1691 FOO (IXON, "IXON");
1692 FOO (IXOFF, "IXOFF");
1693 # ifdef IUCLC
1694
1695 FOO (IUCLC, "IUCLC");
1696 # endif
1697 # ifdef IXANY
1698
1699 FOO (IXANY, "IXANY");
1700 # endif
1701 # ifdef IMAXBEL
1702
1703 FOO (IMAXBEL, "IMAXBEL");
1704 # endif
1705
1706 fprintf (stderr, "\n");
1707
1708 # undef FOO
1709 # define FOO(entry, name) \
1710 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1711
1712 FOO (VINTR, "VINTR");
1713 FOO (VQUIT, "VQUIT");
1714 FOO (VERASE, "VERASE");
1715 FOO (VKILL, "VKILL");
1716 FOO (VEOF, "VEOF");
1717 FOO (VEOL, "VEOL");
1718 # ifdef VEOL2
1719
1720 FOO (VEOL2, "VEOL2");
1721 # endif
1722 # ifdef VSWTC
1723
1724 FOO (VSWTC, "VSWTC");
1725 # endif
1726 # ifdef VSWTCH
1727
1728 FOO (VSWTCH, "VSWTCH");
1729 # endif
1730
1731 FOO (VSTART, "VSTART");
1732 FOO (VSTOP, "VSTOP");
1733 FOO (VSUSP, "VSUSP");
1734 # ifdef VDSUSP
1735
1736 FOO (VDSUSP, "VDSUSP");
1737 # endif
1738 # ifdef VREPRINT
1739
1740 FOO (VREPRINT, "VREPRINT");
1741 # endif
1742 # ifdef VDISCRD
1743
1744 FOO (VDISCRD, "VDISCRD");
1745 # endif
1746 # ifdef VWERSE
1747
1748 FOO (VWERSE, "VWERSE");
1749 # endif
1750 # ifdef VLNEXT
1751
1752 FOO (VLNEXT, "VLNEXT");
1753 # endif
1754
1755 fprintf (stderr, "\n");
1756 # undef FOO
1757 # endif /* HAVE_TERMIOS_H */
1758 #endif /* DEBUG_TTYMODE */
1759 }
1760
1761 /*----------------------- end-of-file (C source) -----------------------*/