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Revision: 1.33
Committed: Sun Feb 22 10:37:54 2004 UTC (20 years, 3 months ago) by pcg
Content type: text/plain
Branch: MAIN
Changes since 1.32: +1 -1 lines
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# 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 */
319 NULL, /* Color_border */
320 #ifndef NO_BOLD_UNDERLINE_REVERSE
321 NULL, /* Color_BD */
322 NULL, /* Color_UL */
323 NULL, /* Color_RV */
324 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
325 #ifdef OPTION_HC
326 NULL,
327 #endif
328 #ifdef KEEP_SCROLLCOLOR
329 COLOR_SCROLLBAR,
330 COLOR_SCROLLTROUGH,
331 #endif /* KEEP_SCROLLCOLOR */
332
333 };
334
335 const char *const xa_names[NUM_XA] =
336 {
337 "TEXT",
338 "COMPOUND_TEXT",
339 "UTF8_STRING",
340 "MULTIPLE",
341 "TARGETS",
342 "TIMESTAMP",
343 "VT_SELECTION",
344 "INCR",
345 "WM_DELETE_WINDOW",
346 #ifdef TRANSPARENT
347 "_XROOTPMAP_ID",
348 #endif
349 #ifdef OFFIX_DND
350 "DndProtocol",
351 "DndSelection",
352 #endif
353 "CLIPBOARD"
354 };
355
356 bool
357 rxvt_term::init_vars ()
358 {
359 PixColors = new rxvt_color [TOTAL_COLORS];
360 if (PixColors == NULL)
361 return false;
362
363 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
364 TermWin.pixmap = None;
365 #endif
366 #ifdef UTMP_SUPPORT
367 next_utmp_action = SAVE;
368 #endif
369 #ifndef NO_SETOWNER_TTYDEV
370 next_tty_action = SAVE;
371 #endif
372
373 MEvent.time = CurrentTime;
374 MEvent.button = AnyButton;
375 Options = DEFAULT_OPTIONS;
376 want_refresh = 1;
377 cmd_pid = -1;
378 cmd_fd = tty_fd = -1;
379 PrivateModes = SavedModes = PrivMode_Default;
380 TermWin.focus = 0;
381 TermWin.ncol = 80;
382 TermWin.nrow = 24;
383 TermWin.int_bwidth = INTERNALBORDERWIDTH;
384 TermWin.ext_bwidth = EXTERNALBORDERWIDTH;
385 TermWin.lineSpace = LINESPACE;
386 TermWin.saveLines = SAVELINES;
387 numPixColors = TOTAL_COLORS;
388
389 #ifndef NO_NEW_SELECTION
390 selection_style = NEW_SELECT;
391 #else
392 selection_style = OLD_SELECT;
393 #endif
394
395 #ifndef NO_BRIGHTCOLOR
396 colorfgbg = DEFAULT_RSTYLE;
397 #endif
398
399 #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
400 ks_bigfont = XK_greater;
401 ks_smallfont = XK_less;
402 #endif
403
404 refresh_limit = 1;
405 refresh_type = SLOW_REFRESH;
406 prev_nrow = prev_ncol = 0;
407 #ifdef MULTICHAR_SET
408 # ifdef MULTICHAR_ENCODING
409 encoding_method = MULTICHAR_ENCODING;
410 # endif
411 multichar_decode = rxvt_euc2jis;
412 #endif
413
414 oldcursor.row = oldcursor.col = -1;
415 #ifdef XPM_BACKGROUND
416 /* bgPixmap.w = bgPixmap.h = 0; */
417 bgPixmap.x = bgPixmap.y = 50;
418 bgPixmap.pixmap = None;
419 #endif
420
421 last_bot = last_state = -1;
422
423 #ifdef MENUBAR
424 menu_readonly = 1;
425 # if ! (MENUBAR_MAX > 1)
426 CurrentBar = & (BarList);
427 # endif /* (MENUBAR_MAX > 1) */
428 #endif
429
430 return true;
431 }
432
433 void
434 rxvt_term::init_secondary ()
435 {
436 int i;
437 #ifdef TTY_GID_SUPPORT
438 struct group *gr = getgrnam ("tty");
439
440 if (gr)
441 { /* change group ownership of tty to "tty" */
442 ttymode = S_IRUSR | S_IWUSR | S_IWGRP;
443 ttygid = gr->gr_gid;
444 }
445 else
446 #endif /* TTY_GID_SUPPORT */
447
448 {
449 ttymode = S_IRUSR | S_IWUSR | S_IWGRP | S_IWOTH;
450 ttygid = getgid ();
451 }
452
453 /*
454 * Close all unused file descriptors
455 * We don't want them, we don't need them.
456 */
457 if ((i = open ("/dev/null", O_RDONLY)) < 0)
458 {
459 /* TODO: BOO HISS */
460 dup2 (STDERR_FILENO, STDIN_FILENO);
461 }
462 else if (i > STDIN_FILENO)
463 {
464 dup2 (i, STDIN_FILENO);
465 close (i);
466 }
467
468 dup2 (STDERR_FILENO, STDOUT_FILENO);
469
470 #if 0 // schmorp sayz closing filies is murder
471 for (i = STDERR_FILENO + 1; i < num_fds; i++)
472 {
473 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
474 if (i == 4 || i == 7)
475 continue;
476 #endif
477 close (i);
478 }
479 #endif
480 }
481
482 /*----------------------------------------------------------------------*/
483 const char **
484 rxvt_term::init_resources (int argc, const char *const *argv)
485 {
486 int i, r_argc;
487 char *val;
488 const char **cmd_argv, **r_argv;
489
490 /*
491 * Look for -exec option. Find => split and make cmd_argv[] of command args
492 */
493 for (r_argc = 0; r_argc < argc; r_argc++)
494 if (!STRCMP (argv[r_argc], "-e") || !STRCMP (argv[r_argc], "-exec"))
495 break;
496
497 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
498
499 for (i = 0; i < r_argc; i++)
500 r_argv[i] = (const char *)argv[i];
501
502 r_argv[i] = NULL;
503
504 if (r_argc == argc)
505 cmd_argv = NULL;
506 else
507 {
508 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
509
510 for (i = 0; i < argc - r_argc - 1; i++)
511 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
512
513 cmd_argv[i] = NULL;
514 }
515
516 /* clear all resources */
517 for (i = 0; i < NUM_RESOURCES;)
518 rs[i++] = NULL;
519
520 rs[Rs_name] = rxvt_r_basename (argv[0]);
521
522 /*
523 * Open display, get options/resources and create the window
524 */
525 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
526 rs[Rs_display_name] = ":0";
527
528 get_options (r_argc, r_argv);
529 free (r_argv);
530
531 #ifdef LOCAL_X_IS_UNIX
532 if (rs[Rs_display_name][0] == ':')
533 {
534 val = rxvt_malloc (5 + STRLEN (rs[Rs_display_name]));
535 STRCPY (val, "unix");
536 STRCAT (val, rs[Rs_display_name]);
537 display = displays.get (val);
538 free (val);
539 }
540 #endif
541
542 if (!display
543 && ! (display = displays.get (rs[Rs_display_name])))
544 {
545 rxvt_print_error ("can't open display %s", rs[Rs_display_name]);
546 exit (EXIT_FAILURE);
547 }
548
549 extract_resources (display->display, rs[Rs_name]);
550
551 /*
552 * set any defaults not already set
553 */
554 if (cmd_argv && cmd_argv[0])
555 {
556 if (!rs[Rs_title])
557 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
558 if (!rs[Rs_iconName])
559 rs[Rs_iconName] = rs[Rs_title];
560 }
561 else
562 {
563 if (!rs[Rs_title])
564 rs[Rs_title] = rs[Rs_name];
565 if (!rs[Rs_iconName])
566 rs[Rs_iconName] = rs[Rs_name];
567 }
568
569 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
570 TermWin.saveLines = BOUND_POSITIVE_INT16 (i);
571
572 #ifndef NO_FRILLS
573 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
574 TermWin.int_bwidth = min (i, 100); /* arbitrary limit */
575 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
576 TermWin.ext_bwidth = min (i, 100); /* arbitrary limit */
577 #endif
578
579 #ifndef NO_LINESPACE
580 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
581 TermWin.lineSpace = min (i, 100); /* arbitrary limit */
582 #endif
583
584 #ifdef POINTER_BLANK
585 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
586 pointerBlankDelay = i;
587 else
588 pointerBlankDelay = 2;
589 #endif
590
591 /* no point having a scrollbar without having any scrollback! */
592 if (!TermWin.saveLines)
593 Options &= ~Opt_scrollBar;
594
595 #ifdef PRINTPIPE
596 if (!rs[Rs_print_pipe])
597 rs[Rs_print_pipe] = PRINTPIPE;
598 #endif
599
600 if (!rs[Rs_cutchars])
601 rs[Rs_cutchars] = CUTCHARS;
602
603 #ifdef ACS_ASCII
604 if (!rs[Rs_acs_chars])
605 rs[Rs_acs_chars] = ACS_CHARS;
606 if ((i = STRLEN (rs[Rs_acs_chars])) < 0x20)
607 {
608 val = rxvt_realloc ((void *)rs[Rs_acs_chars], 0x20);
609 for (; i < 0x20; )
610 val[i] = ' ';
611 rs[Rs_acs_chars] = val;
612 }
613 #endif
614
615 #ifndef NO_BACKSPACE_KEY
616 if (!rs[Rs_backspace_key])
617 # ifdef DEFAULT_BACKSPACE
618 key_backspace = DEFAULT_BACKSPACE;
619 # else
620 key_backspace = "DEC"; /* can toggle between \010 or \177 */
621 # endif
622 else
623 {
624 val = STRDUP (rs[Rs_backspace_key]);
625 rxvt_Str_trim (val);
626 rxvt_Str_escaped (val);
627 key_backspace = val;
628 }
629 #endif
630
631 #ifndef NO_DELETE_KEY
632 if (!rs[Rs_delete_key])
633 # ifdef DEFAULT_DELETE
634 key_delete = DEFAULT_DELETE;
635 # else
636 key_delete = "\033[3~";
637 # endif
638 else
639 {
640 val = STRDUP (rs[Rs_delete_key]);
641 rxvt_Str_trim (val);
642 rxvt_Str_escaped (val);
643 key_delete = val;
644 }
645 #endif
646 if (rs[Rs_answerbackstring])
647 {
648 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
649 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
650 }
651
652 if (rs[Rs_selectstyle])
653 {
654 if (STRNCASECMP (rs[Rs_selectstyle], "oldword", 7) == 0)
655 selection_style = OLD_WORD_SELECT;
656 #ifndef NO_OLD_SELECTION
657
658 else if (STRNCASECMP (rs[Rs_selectstyle], "old", 3) == 0)
659 selection_style = OLD_SELECT;
660 #endif
661
662 }
663
664 #ifdef HAVE_SCROLLBARS
665 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle],
666 rs[Rs_scrollBar_thickness]);
667 #endif
668
669 #ifdef XTERM_REVERSE_VIDEO
670 /* this is how xterm implements reverseVideo */
671 if (Options & Opt_reverseVideo)
672 {
673 if (!rs[Rs_color + Color_fg])
674 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
675 if (!rs[Rs_color + Color_bg])
676 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
677 }
678 #endif
679
680 for (i = 0; i < NRS_COLORS; i++)
681 if (!rs[Rs_color + i])
682 rs[Rs_color + i] = def_colorName[i];
683
684 #ifndef XTERM_REVERSE_VIDEO
685 /* this is how we implement reverseVideo */
686 if (Options & Opt_reverseVideo)
687 SWAP_IT (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
688 #endif
689
690 /* convenient aliases for setting fg/bg to colors */
691 color_aliases (Color_fg);
692 color_aliases (Color_bg);
693 #ifndef NO_CURSORCOLOR
694 color_aliases (Color_cursor);
695 color_aliases (Color_cursor2);
696 #endif /* NO_CURSORCOLOR */
697 color_aliases (Color_pointer);
698 color_aliases (Color_border);
699 #ifndef NO_BOLD_UNDERLINE_REVERSE
700 color_aliases (Color_BD);
701 color_aliases (Color_UL);
702 color_aliases (Color_RV);
703 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
704
705 return cmd_argv;
706 }
707
708 /*----------------------------------------------------------------------*/
709 void
710 rxvt_term::init_env ()
711 {
712 int i;
713 unsigned int u;
714 char *val;
715
716 #ifdef DISPLAY_IS_IP
717 /* Fixup display_name for export over pty to any interested terminal
718 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
719 * (for the first non-loopback interface) that we get from
720 * rxvt_network_display (). This is more "name-resolution-portable", if you
721 * will, and probably allows for faster x-client startup if your name
722 * server is beyond a slow link or overloaded at client startup. Of
723 * course that only helps the shell's child processes, not us.
724 *
725 * Giving out the display_name also affords a potential security hole
726 */
727 val = rxvt_network_display (rs[Rs_display_name]);
728 rs[Rs_display_name] = (const char *)val;
729
730 if (val == NULL)
731 #endif /* DISPLAY_IS_IP */
732 val = XDisplayString (display->display);
733
734 if (rs[Rs_display_name] == NULL)
735 rs[Rs_display_name] = val; /* use broken `:0' value */
736
737 i = STRLEN (val);
738 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
739
740 sprintf (env_display, "DISPLAY=%s", val);
741
742 /* avoiding the math library:
743 * i = (int) (ceil (log10 ((unsigned int)TermWin.parent[0]))) */
744 for (i = 0, u = (unsigned int)TermWin.parent[0]; u; u /= 10, i++)
745 ;
746 MAX_IT (i, 1);
747 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
748
749 sprintf (env_windowid, "WINDOWID=%u",
750 (unsigned int)TermWin.parent[0]);
751
752 /* add entries to the environment:
753 * @ DISPLAY: in case we started with -display
754 * @ WINDOWID: X window id number of the window
755 * @ COLORTERM: terminal sub-name and also indicates its color
756 * @ TERM: terminal name
757 * @ TERMINFO: path to terminfo directory
758 * @ COLORFGBG: fg;bg color codes
759 */
760 putenv (env_display);
761 putenv (env_windowid);
762 if (env_colorfgbg)
763 putenv (env_colorfgbg);
764
765 #ifdef RXVT_TERMINFO
766 putenv ("TERMINFO=" RXVT_TERMINFO);
767 #endif
768
769 if (display->depth <= 2)
770 putenv ("COLORTERM=" COLORTERMENV "-mono");
771 else
772 putenv ("COLORTERM=" COLORTERMENVFULL);
773
774 if (rs[Rs_term_name] != NULL)
775 {
776 env_term = (char *)rxvt_malloc ((STRLEN (rs[Rs_term_name]) + 6) * sizeof (char));
777 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
778 putenv (env_term);
779 }
780 else
781 putenv ("TERM=" TERMENV);
782
783 #ifdef HAVE_UNSETENV
784 /* avoid passing old settings and confusing term size */
785 unsetenv ("LINES");
786 unsetenv ("COLUMNS");
787 unsetenv ("TERMCAP"); /* terminfo should be okay */
788 #endif /* HAVE_UNSETENV */
789 }
790
791 /*----------------------------------------------------------------------*/
792 /*
793 * This is more or less stolen straight from XFree86 xterm.
794 * This should support all European type languages.
795 */
796 void
797 rxvt_term::set_locale (const char *locale)
798 {
799 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
800 free (this->locale);
801 this->locale = rxvt_strdup (setlocale (LC_CTYPE, locale));
802 SET_LOCALE (this->locale);
803 mbstate.reset ();
804 #endif
805 #if HAVE_NL_LANGINFO
806 free (codeset);
807 codeset = strdup (nl_langinfo (CODESET));
808 enc_utf8 = !STRCASECMP (codeset, "UTF-8")
809 || !STRCASECMP (codeset, "UTF8");
810 #else
811 enc_utf8 = 1;
812 #endif
813 }
814
815 void
816 rxvt_term::init_xlocale ()
817 {
818 #ifdef USE_XIM
819 if (!locale)
820 rxvt_print_error ("Setting locale failed.");
821 else
822 {
823 Atom wmlocale;
824
825 wmlocale = XInternAtom (display->display, "WM_LOCALE_NAME", False);
826 XChangeProperty (display->display, TermWin.parent[0], wmlocale,
827 XA_STRING, 8, PropModeReplace,
828 (unsigned char *)locale, STRLEN (locale));
829
830 if (!XSupportsLocale ())
831 {
832 rxvt_print_error ("The locale is not supported by Xlib");
833 return;
834 }
835
836 im_ev.start (display);
837
838 /* see if we can connect already */
839 im_cb ();
840 }
841 #endif
842 }
843
844 /*----------------------------------------------------------------------*/
845 void
846 rxvt_term::init_command (const char *const *argv)
847 {
848 /*
849 * Initialize the command connection.
850 * This should be called after the X server connection is established.
851 */
852 int i;
853
854 for (i = 0; i < NUM_XA; i++)
855 xa[i] = XInternAtom (display->display, xa_names[i], False);
856
857 /* Enable delete window protocol */
858 XSetWMProtocols (display->display, TermWin.parent[0],
859 & (xa[XA_WMDELETEWINDOW]), 1);
860
861 #ifdef USING_W11LIB
862 /* enable W11 callbacks */
863 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
864 #endif
865
866 #ifdef META8_OPTION
867 meta_char = (Options & Opt_meta8 ? 0x80 : C0_ESC);
868 #endif
869
870 get_ourmods ();
871
872 if (! (Options & Opt_scrollTtyOutput))
873 PrivateModes |= PrivMode_TtyOutputInh;
874 if (Options & Opt_scrollTtyKeypress)
875 PrivateModes |= PrivMode_Keypress;
876 if (! (Options & Opt_jumpScroll))
877 PrivateModes |= PrivMode_smoothScroll;
878
879 #ifndef NO_BACKSPACE_KEY
880 if (STRCMP (key_backspace, "DEC") == 0)
881 PrivateModes |= PrivMode_HaveBackSpace;
882 #endif
883
884 /* add value for scrollBar */
885 if (scrollbar_visible ())
886 {
887 PrivateModes |= PrivMode_scrollBar;
888 SavedModes |= PrivMode_scrollBar;
889 }
890 if (menubar_visible ())
891 {
892 PrivateModes |= PrivMode_menuBar;
893 SavedModes |= PrivMode_menuBar;
894 }
895
896 #ifdef CURSOR_BLINK
897 if (Options & Opt_cursorBlink)
898 (void)gettimeofday (&lastcursorchange, NULL);
899 #endif
900
901 if ((cmd_fd = run_command (argv)) < 0)
902 {
903 rxvt_print_error ("aborting");
904 exit (EXIT_FAILURE);
905 }
906 }
907
908 /*----------------------------------------------------------------------*/
909 void
910 rxvt_term::Get_Colours ()
911 {
912 int i;
913
914 for (i = 0; i < (XDEPTH <= 2 ? 2 : NRS_COLORS); i++)
915 {
916 rxvt_color xcol;
917
918 if (!rs[Rs_color + i])
919 continue;
920
921 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
922 {
923 #ifndef XTERM_REVERSE_VIDEO
924 if (i < 2 && (Options & Opt_reverseVideo))
925 rs[Rs_color + i] = def_colorName[!i];
926 else
927 #endif
928 rs[Rs_color + i] = def_colorName[i];
929
930 if (!rs[Rs_color + i])
931 continue;
932
933 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
934 {
935 switch (i)
936 {
937 case Color_fg:
938 case Color_bg:
939 /* fatal: need bg/fg color */
940 rxvt_print_error ("aborting");
941 exit (EXIT_FAILURE);
942 /* NOTREACHED */
943 break;
944 #ifndef NO_CURSORCOLOR
945 case Color_cursor2:
946 xcol = PixColors[Color_fg];
947 break;
948 #endif /* ! NO_CURSORCOLOR */
949 case Color_pointer:
950 xcol = PixColors[Color_fg];
951 break;
952 default:
953 xcol = PixColors[Color_bg]; /* None */
954 break;
955 }
956 }
957 }
958
959 PixColors[i] = xcol;
960 SET_PIXCOLOR (i);
961 }
962
963 if (XDEPTH <= 2 || !rs[Rs_color + Color_pointer])
964 PixColors[Color_pointer] = PixColors[Color_fg];
965 if (XDEPTH <= 2 || !rs[Rs_color + Color_border])
966 PixColors[Color_border] = PixColors[Color_fg];
967
968 /*
969 * get scrollBar/menuBar shadow colors
970 *
971 * The calculations of topShadow/bottomShadow values are adapted
972 * from the fvwm window manager.
973 */
974 #ifdef KEEP_SCROLLCOLOR
975
976 if (XDEPTH <= 2)
977 { /* Monochrome */
978 PixColors[Color_scroll] = PixColors[Color_fg];
979 PixColors[Color_topShadow] = PixColors[Color_bg];
980 PixColors[Color_bottomShadow] = PixColors[Color_bg];
981 }
982 else
983 {
984 rxvt_color xcol[3];
985 /* xcol[0] == white
986 * xcol[1] == top shadow
987 * xcol[2] == bot shadow */
988
989 xcol[1] = PixColors[Color_scroll];
990 # ifdef PREFER_24BIT
991 xcol[0].set (display, 65535, 65535, 65535);
992 /* XFreeColors (display->display, XCMAP, & (xcol[0].pixel), 1, ~0); */
993 # else
994 xcol[0].set (display, WhitePixel (display->display, display->screen));
995 # endif
996
997 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
998
999 xcol[0].get (display, pr0, pg0, pb0);
1000 xcol[1].get (display, pr1, pg1, pb1);
1001
1002 /* bottomShadowColor */
1003 if (!xcol[2].set (display, pr1 / 2, pg1 / 2, pb1 / 2))
1004 xcol[2] = PixColors[Color_Black];
1005
1006 PixColors[Color_bottomShadow] = xcol[2];
1007
1008 /* topShadowColor */
1009 if (!xcol[1].set (display,
1010 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
1011 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
1012 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
1013 xcol[1] = PixColors[Color_White];
1014
1015 PixColors[Color_topShadow] = xcol[1];
1016 }
1017 #endif /* KEEP_SCROLLCOLOR */
1018 }
1019
1020 /*----------------------------------------------------------------------*/
1021 /* color aliases, fg/bg bright-bold */
1022 void
1023 rxvt_term::color_aliases (int idx)
1024 {
1025 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
1026 {
1027 int i = atoi (rs[Rs_color + idx]);
1028
1029 if (i >= 8 && i <= 15)
1030 { /* bright colors */
1031 i -= 8;
1032 #ifndef NO_BRIGHTCOLOR
1033 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
1034 return;
1035 #endif
1036
1037 }
1038
1039 if (i >= 0 && i <= 7) /* normal colors */
1040 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
1041 }
1042 }
1043
1044 /*----------------------------------------------------------------------*/
1045 /*
1046 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
1047 * Use resource ``modifier'' to override the Meta modifier
1048 */
1049 void
1050 rxvt_term::get_ourmods ()
1051 {
1052 int i, j, k;
1053 int requestedmeta, realmeta, realalt;
1054 const char *cm, *rsmod;
1055 XModifierKeymap *map;
1056 KeyCode *kc;
1057 const unsigned int modmasks[] =
1058 {
1059 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
1060 };
1061
1062 requestedmeta = realmeta = realalt = 0;
1063 rsmod = rs[Rs_modifier];
1064 if (rsmod
1065 && STRCASECMP (rsmod, "mod1") >= 0 && STRCASECMP (rsmod, "mod5") <= 0)
1066 requestedmeta = rsmod[3] - '0';
1067
1068 map = XGetModifierMapping (display->display);
1069 kc = map->modifiermap;
1070 for (i = 1; i < 6; i++)
1071 {
1072 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
1073 for (j = map->max_keypermod; j--; k++)
1074 {
1075 if (kc[k] == 0)
1076 break;
1077 switch (XKeycodeToKeysym (display->display, kc[k], 0))
1078 {
1079 case XK_Num_Lock:
1080 ModNumLockMask = modmasks[i - 1];
1081 /* FALLTHROUGH */
1082 default:
1083 continue; /* for (;;) */
1084 case XK_Meta_L:
1085 case XK_Meta_R:
1086 cm = "meta";
1087 realmeta = i;
1088 break;
1089 case XK_Alt_L:
1090 case XK_Alt_R:
1091 cm = "alt";
1092 realalt = i;
1093 break;
1094 case XK_Super_L:
1095 case XK_Super_R:
1096 cm = "super";
1097 break;
1098 case XK_Hyper_L:
1099 case XK_Hyper_R:
1100 cm = "hyper";
1101 break;
1102 }
1103 if (rsmod && STRNCASECMP (rsmod, cm, STRLEN (cm)) == 0)
1104 requestedmeta = i;
1105 }
1106 }
1107 XFreeModifiermap (map);
1108 i = (requestedmeta ? requestedmeta
1109 : (realmeta ? realmeta
1110 : (realalt ? realalt : 0)));
1111 if (i)
1112 ModMetaMask = modmasks[i - 1];
1113 }
1114
1115 /*----------------------------------------------------------------------*/
1116 /* rxvt_Create_Windows () - Open and map the window */
1117 void
1118 rxvt_term::create_windows (int argc, const char *const *argv)
1119 {
1120 XClassHint classHint;
1121 XWMHints wmHint;
1122 XGCValues gcvalue;
1123 long vt_emask;
1124
1125 XWindowAttributes gattr;
1126
1127 if (Options & Opt_transparent)
1128 {
1129 XGetWindowAttributes (display->display, RootWindow (display->display, display->screen), &gattr);
1130 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
1131 }
1132
1133 /* grab colors before netscape does */
1134 Get_Colours ();
1135
1136 if (!change_font (rs[Rs_font]))
1137 {
1138 fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");
1139 destroy ();
1140 return;
1141 }
1142
1143 window_calc (0, 0);
1144 old_width = szHint.width;
1145 old_height = szHint.height;
1146
1147 /* parent window - reverse video so we can see placement errors
1148 * sub-window placement & size in rxvt_resize_subwindows ()
1149 */
1150
1151 #ifdef PREFER_24BIT
1152 XSetWindowAttributes attributes;
1153
1154 attributes.background_pixel = PixColors[Color_fg];
1155 attributes.border_pixel = PixColors[Color_border];
1156 attributes.colormap = display->cmap;
1157 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
1158 szHint.x, szHint.y,
1159 szHint.width, szHint.height,
1160 TermWin.ext_bwidth,
1161 display->depth, InputOutput,
1162 display->visual,
1163 CWBackPixel | CWBorderPixel | CWColormap, &attributes);
1164 #else
1165 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
1166 szHint.x, szHint.y,
1167 szHint.width,
1168 szHint.height,
1169 TermWin.ext_bwidth,
1170 PixColors[Color_border],
1171 PixColors[Color_fg]);
1172 #endif
1173
1174 xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1175 xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1176
1177 classHint.res_name = (char *)rs[Rs_name];
1178 classHint.res_class = (char *)APL_CLASS;
1179
1180 wmHint.flags = (InputHint | StateHint | WindowGroupHint);
1181 wmHint.input = True;
1182 wmHint.initial_state = (Options & Opt_iconic ? IconicState
1183 : NormalState);
1184 wmHint.window_group = TermWin.parent[0];
1185
1186 XSetWMProperties (display->display, TermWin.parent[0], NULL, NULL,
1187 (char **)argv, argc, &szHint, &wmHint, &classHint);
1188
1189 XSelectInput (display->display, TermWin.parent[0],
1190 KeyPressMask
1191 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1192 | KeyReleaseMask
1193 #endif
1194 | FocusChangeMask | VisibilityChangeMask
1195 | StructureNotifyMask);
1196 termwin_ev.start (display, TermWin.parent[0]);
1197
1198 /* vt cursor: Black-on-White is standard, but this is more popular */
1199 TermWin_cursor = XCreateFontCursor (display->display, XC_xterm);
1200
1201 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1202 /* cursor (menuBar/scrollBar): Black-on-White */
1203 leftptr_cursor = XCreateFontCursor (display->display, XC_left_ptr);
1204 #endif
1205
1206 #ifdef POINTER_BLANK
1207 {
1208 XColor blackcolour;
1209 blackcolour.red = 0;
1210 blackcolour.green = 0;
1211 blackcolour.blue = 0;
1212 Font f = XLoadFont (display->display, "fixed");
1213 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1214 &blackcolour, &blackcolour);
1215 XUnloadFont (display->display, f);
1216 }
1217 #endif
1218
1219 /* the vt window */
1220 TermWin.vt = XCreateSimpleWindow (display->display, TermWin.parent[0],
1221 window_vt_x, window_vt_y,
1222 TermWin_TotalWidth (),
1223 TermWin_TotalHeight (),
1224 0,
1225 PixColors[Color_fg],
1226 PixColors[Color_bg]);
1227
1228 #ifdef DEBUG_X
1229 XStoreName (display->display, TermWin.vt, "vt window");
1230 #endif
1231
1232 vt_emask = (ExposureMask | ButtonPressMask | ButtonReleaseMask
1233 | PropertyChangeMask);
1234
1235 #ifdef POINTER_BLANK
1236 pointer_unblank ();
1237
1238 if ((Options & Opt_pointerBlank))
1239 vt_emask |= PointerMotionMask;
1240 else
1241 #endif
1242 vt_emask |= (Button1MotionMask | Button3MotionMask);
1243
1244 XSelectInput (display->display, TermWin.vt, vt_emask);
1245 vt_ev.start (display, TermWin.vt);
1246
1247 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1248 if (menuBar_height ())
1249 {
1250 menuBar.win = XCreateSimpleWindow (display->display, TermWin.parent[0],
1251 window_vt_x, 0,
1252 TermWin_TotalWidth (),
1253 menuBar_TotalHeight (),
1254 0,
1255 PixColors[Color_fg],
1256 PixColors[Color_scroll]);
1257 #ifdef DEBUG_X
1258 XStoreName (display->display, menuBar.win, "menubar");
1259 #endif
1260
1261 XDefineCursor (display->display, menuBar.win, pointer_leftptr);
1262
1263 XSelectInput (display->display, menuBar.win,
1264 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1265 | Button1MotionMask));
1266 menubar_ev.start (display, menuBar.win);
1267 }
1268 #endif
1269
1270 #ifdef XPM_BACKGROUND
1271 if (rs[Rs_backgroundPixmap] != NULL
1272 && ! (Options & Opt_transparent))
1273 {
1274 const char *p = rs[Rs_backgroundPixmap];
1275
1276 if ((p = STRCHR (p, ';')) != NULL)
1277 {
1278 p++;
1279 scale_pixmap (p);
1280 }
1281 set_bgPixmap (rs[Rs_backgroundPixmap]);
1282 scr_touch (True);
1283 }
1284 #endif
1285
1286 /* graphics context for the vt window */
1287 gcvalue.foreground = PixColors[Color_fg];
1288 gcvalue.background = PixColors[Color_bg];
1289 gcvalue.graphics_exposures = 1;
1290 TermWin.gc = XCreateGC (display->display, TermWin.vt,
1291 GCForeground | GCBackground
1292 | GCGraphicsExposures, &gcvalue);
1293
1294 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1295 gcvalue.foreground = PixColors[Color_topShadow];
1296 topShadowGC = XCreateGC (display->display, TermWin.vt,
1297 GCForeground, &gcvalue);
1298 gcvalue.foreground = PixColors[Color_bottomShadow];
1299 botShadowGC = XCreateGC (display->display, TermWin.vt,
1300 GCForeground, &gcvalue);
1301 gcvalue.foreground = PixColors[ (XDEPTH <= 2 ? Color_fg
1302 : Color_scroll)];
1303 scrollbarGC = XCreateGC (display->display, TermWin.vt,
1304 GCForeground, &gcvalue);
1305 #endif
1306 }
1307
1308 /*----------------------------------------------------------------------*/
1309 /*
1310 * Run the command in a subprocess and return a file descriptor for the
1311 * master end of the pseudo-teletype pair with the command talking to
1312 * the slave.
1313 */
1314 int
1315 rxvt_term::run_command (const char *const *argv)
1316 {
1317 int cfd, er;
1318
1319 /* get master (pty) */
1320 if ((cfd = rxvt_get_pty (& (tty_fd), & (ttydev))) < 0)
1321 {
1322 rxvt_print_error ("can't open pseudo-tty");
1323 return -1;
1324 }
1325
1326 fcntl (cfd, F_SETFL, O_NONBLOCK);
1327
1328 /* get slave (tty) */
1329 if (tty_fd < 0)
1330 {
1331 #ifndef NO_SETOWNER_TTYDEV
1332 privileged_ttydev (SAVE);
1333 #endif
1334
1335 if ((tty_fd = rxvt_get_tty (ttydev)) < 0)
1336 {
1337 close (cfd);
1338 rxvt_print_error ("can't open slave tty %s", ttydev);
1339 return -1;
1340 }
1341 }
1342 #ifndef NO_BACKSPACE_KEY
1343 if (key_backspace[0] && !key_backspace[1])
1344 er = key_backspace[0];
1345 else if (STRCMP (key_backspace, "DEC") == 0)
1346 er = '\177'; /* the initial state anyway */
1347 else
1348 #endif
1349
1350 er = -1;
1351
1352 rxvt_get_ttymode (& (tio), er);
1353
1354 #ifndef __QNX__
1355 /* spin off the command interpreter */
1356 switch (cmd_pid = fork ())
1357 {
1358 case -1:
1359 rxvt_print_error ("can't fork");
1360 return -1;
1361 case 0:
1362 close (cfd); /* only keep tty_fd and STDERR open */
1363
1364 init_env ();
1365
1366 if (rxvt_control_tty (tty_fd, ttydev) < 0)
1367 rxvt_print_error ("could not obtain control of tty");
1368 else
1369 {
1370 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1371 dup2 (tty_fd, STDIN_FILENO);
1372 dup2 (tty_fd, STDOUT_FILENO);
1373 dup2 (tty_fd, STDERR_FILENO);
1374
1375 if (tty_fd > 2)
1376 close (tty_fd);
1377
1378 run_child (argv);
1379 }
1380 exit (EXIT_FAILURE);
1381 /* NOTREACHED */
1382 default:
1383 {
1384 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1385 int fdstdin;
1386
1387 fdstdin = dup (STDIN_FILENO);
1388 dup2 (tty_fd, STDIN_FILENO);
1389 #endif
1390
1391 #ifdef UTMP_SUPPORT
1392 privileged_utmp (SAVE);
1393 #endif
1394
1395 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1396
1397 dup2 (fdstdin, STDIN_FILENO);
1398 close (fdstdin);
1399 #endif
1400
1401 }
1402 close (tty_fd); /* keep STDERR_FILENO, cmd_fd, display->fd () open */
1403 break;
1404 }
1405 #else /* __QNX__ uses qnxspawn () */
1406 fchmod (tty_fd, 0622);
1407 fcntl (tty_fd, F_SETFD, FD_CLOEXEC);
1408 fcntl (cfd, F_SETFD, FD_CLOEXEC);
1409
1410 if (run_child (argv) == -1)
1411 exit (EXIT_FAILURE);
1412 #endif
1413
1414 return cfd;
1415 }
1416
1417 /* ------------------------------------------------------------------------- *
1418 * CHILD PROCESS OPERATIONS *
1419 * ------------------------------------------------------------------------- */
1420 /*
1421 * The only open file descriptor is the slave tty - so no error messages.
1422 * returns are fatal
1423 */
1424 int
1425 rxvt_term::run_child (const char *const *argv)
1426 {
1427 char *login;
1428
1429 SET_TTYMODE (STDIN_FILENO, & (tio)); /* init terminal attributes */
1430
1431 if (Options & Opt_console)
1432 { /* be virtual console, fail silently */
1433 #ifdef TIOCCONS
1434 unsigned int on = 1;
1435
1436 ioctl (STDIN_FILENO, TIOCCONS, &on);
1437 #elif defined (SRIOCSREDIR)
1438 int fd;
1439
1440 fd = open (CONSOLE, O_WRONLY, 0);
1441 if (fd >= 0)
1442 {
1443 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1444 close (fd);
1445 }
1446 #endif /* SRIOCSREDIR */
1447
1448 }
1449
1450 /* reset signals and spin off the command interpreter */
1451 signal (SIGINT, SIG_DFL);
1452 signal (SIGQUIT, SIG_DFL);
1453 signal (SIGCHLD, SIG_DFL);
1454 /*
1455 * mimick login's behavior by disabling the job control signals
1456 * a shell that wants them can turn them back on
1457 */
1458 #ifdef SIGTSTP
1459 signal (SIGTSTP, SIG_IGN);
1460 signal (SIGTTIN, SIG_IGN);
1461 signal (SIGTTOU, SIG_IGN);
1462 #endif /* SIGTSTP */
1463
1464 /* set window size */
1465 struct winsize ws;
1466
1467 ws.ws_col = TermWin.ncol;
1468 ws.ws_row = TermWin.nrow;
1469 ws.ws_xpixel = ws.ws_ypixel = 0;
1470 (void)ioctl (STDIN_FILENO, TIOCSWINSZ, &ws);
1471
1472 // unblock signals (signals are blocked by iom.C
1473 sigset_t ss;
1474 sigemptyset (&ss);
1475 sigprocmask (SIG_SETMASK, &ss, 0);
1476
1477 #ifndef __QNX__
1478 /* command interpreter path */
1479 if (argv != NULL)
1480 {
1481 # ifdef DEBUG_CMD
1482 int i;
1483
1484 for (i = 0; argv[i]; i++)
1485 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1486 # endif
1487
1488 execvp (argv[0], (char *const *)argv);
1489 /* no error message: STDERR is closed! */
1490 }
1491 else
1492 {
1493 const char *argv0, *shell;
1494
1495 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1496 shell = "/bin/sh";
1497
1498 argv0 = (const char *)rxvt_r_basename (shell);
1499 if (Options & Opt_loginShell)
1500 {
1501 login = (char *)rxvt_malloc ((STRLEN (argv0) + 2) * sizeof (char));
1502
1503 login[0] = '-';
1504 STRCPY (&login[1], argv0);
1505 argv0 = login;
1506 }
1507 execlp (shell, argv0, NULL);
1508 /* no error message: STDERR is closed! */
1509 }
1510
1511 #else /* __QNX__ uses qnxspawn () */
1512
1513 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1514 char *command = NULL, fullcommand[_MAX_PATH];
1515 char **arg_v, *arg_a[2] = { NULL, NULL };
1516
1517 if (argv != NULL)
1518 {
1519 if (access (argv[0], X_OK) == -1)
1520 {
1521 if (STRCHR (argv[0], '/') == NULL)
1522 {
1523 searchenv (argv[0], "PATH", fullcommand);
1524 if (fullcommand[0] != '\0')
1525 command = fullcommand;
1526 }
1527 if (access (command, X_OK) == -1)
1528 return -1;
1529 }
1530 else
1531 command = argv[0];
1532 arg_v = argv;
1533 }
1534 else
1535 {
1536 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1537 command = "/bin/sh";
1538
1539 arg_a[0] = my_basename (command);
1540 if (Options & Opt_loginShell)
1541 {
1542 login = rxvt_malloc ((STRLEN (arg_a[0]) + 2) * sizeof (char));
1543
1544 login[0] = '-';
1545 STRCPY (&login[1], arg_a[0]);
1546 arg_a[0] = login;
1547 }
1548 arg_v = arg_a;
1549 }
1550 iov_a[0] = iov_a[1] = iov_a[2] = tty_fd;
1551 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1552 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1553 command, arg_v, environ, iov_a, 0);
1554 if (login)
1555 free (login);
1556
1557 close (tty_fd);
1558 return cmd_fd;
1559
1560 #endif
1561 return -1;
1562 }
1563
1564 /* ------------------------------------------------------------------------- *
1565 * GET TTY CURRENT STATE *
1566 * ------------------------------------------------------------------------- */
1567 /* rxvt_get_ttymode () */
1568 /* EXTPROTO */
1569 void
1570 rxvt_get_ttymode (ttymode_t *tio, int erase)
1571 {
1572 #ifdef HAVE_TERMIOS_H
1573 /*
1574 * standard System V termios interface
1575 */
1576 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1577 {
1578 /* return error - use system defaults */
1579 tio->c_cc[VINTR] = CINTR;
1580 tio->c_cc[VQUIT] = CQUIT;
1581 tio->c_cc[VERASE] = CERASE;
1582 tio->c_cc[VKILL] = CKILL;
1583 tio->c_cc[VSTART] = CSTART;
1584 tio->c_cc[VSTOP] = CSTOP;
1585 tio->c_cc[VSUSP] = CSUSP;
1586 # ifdef VDSUSP
1587
1588 tio->c_cc[VDSUSP] = CDSUSP;
1589 # endif
1590 # ifdef VREPRINT
1591
1592 tio->c_cc[VREPRINT] = CRPRNT;
1593 # endif
1594 # ifdef VDISCRD
1595
1596 tio->c_cc[VDISCRD] = CFLUSH;
1597 # endif
1598 # ifdef VWERSE
1599
1600 tio->c_cc[VWERSE] = CWERASE;
1601 # endif
1602 # ifdef VLNEXT
1603
1604 tio->c_cc[VLNEXT] = CLNEXT;
1605 # endif
1606
1607 }
1608 tio->c_cc[VEOF] = CEOF;
1609 tio->c_cc[VEOL] = VDISABLE;
1610 # ifdef VEOL2
1611
1612 tio->c_cc[VEOL2] = VDISABLE;
1613 # endif
1614 # ifdef VSWTC
1615
1616 tio->c_cc[VSWTC] = VDISABLE;
1617 # endif
1618 # ifdef VSWTCH
1619
1620 tio->c_cc[VSWTCH] = VDISABLE;
1621 # endif
1622 # if VMIN != VEOF
1623
1624 tio->c_cc[VMIN] = 1;
1625 # endif
1626 # if VTIME != VEOL
1627
1628 tio->c_cc[VTIME] = 0;
1629 # endif
1630
1631 if (erase != -1)
1632 tio->c_cc[VERASE] = (char)erase;
1633
1634 /* input modes */
1635 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1636 # ifdef IMAXBEL
1637 | IMAXBEL
1638 # endif
1639 | IXON);
1640
1641 /* output modes */
1642 tio->c_oflag = (OPOST | ONLCR);
1643
1644 /* control modes */
1645 tio->c_cflag = (CS8 | CREAD);
1646
1647 /* line discipline modes */
1648 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1649 # if defined (ECHOCTL) && defined (ECHOKE)
1650 | ECHOCTL | ECHOKE
1651 # endif
1652 | ECHOE | ECHOK);
1653 # else /* HAVE_TERMIOS_H */
1654
1655 /*
1656 * sgtty interface
1657 */
1658
1659 /* get parameters -- gtty */
1660 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1661 {
1662 tio->sg.sg_erase = CERASE; /* ^H */
1663 tio->sg.sg_kill = CKILL; /* ^U */
1664 }
1665 if (erase != -1)
1666 tio->sg.sg_erase = (char)erase;
1667
1668 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1669
1670 /* get special characters */
1671 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1672 {
1673 tio->tc.t_intrc = CINTR; /* ^C */
1674 tio->tc.t_quitc = CQUIT; /* ^\ */
1675 tio->tc.t_startc = CSTART; /* ^Q */
1676 tio->tc.t_stopc = CSTOP; /* ^S */
1677 tio->tc.t_eofc = CEOF; /* ^D */
1678 tio->tc.t_brkc = -1;
1679 }
1680 /* get local special chars */
1681 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1682 {
1683 tio->lc.t_suspc = CSUSP; /* ^Z */
1684 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1685 tio->lc.t_rprntc = CRPRNT; /* ^R */
1686 tio->lc.t_flushc = CFLUSH; /* ^O */
1687 tio->lc.t_werasc = CWERASE; /* ^W */
1688 tio->lc.t_lnextc = CLNEXT; /* ^V */
1689 }
1690 /* get line discipline */
1691 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1692 # ifdef NTTYDISC
1693
1694 tio->line = NTTYDISC;
1695 # endif /* NTTYDISC */
1696
1697 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1698 #endif /* HAVE_TERMIOS_H */
1699
1700 /*
1701 * Debugging
1702 */
1703 #ifdef DEBUG_TTYMODE
1704 #ifdef HAVE_TERMIOS_H
1705 /* c_iflag bits */
1706 fprintf (stderr, "Input flags\n");
1707
1708 /* cpp token stringize doesn't work on all machines <sigh> */
1709 # define FOO(flag,name) \
1710 if ((tio->c_iflag) & flag) \
1711 fprintf (stderr, "%s ", name)
1712
1713 /* c_iflag bits */
1714 FOO (IGNBRK, "IGNBRK");
1715 FOO (BRKINT, "BRKINT");
1716 FOO (IGNPAR, "IGNPAR");
1717 FOO (PARMRK, "PARMRK");
1718 FOO (INPCK, "INPCK");
1719 FOO (ISTRIP, "ISTRIP");
1720 FOO (INLCR, "INLCR");
1721 FOO (IGNCR, "IGNCR");
1722 FOO (ICRNL, "ICRNL");
1723 FOO (IXON, "IXON");
1724 FOO (IXOFF, "IXOFF");
1725 # ifdef IUCLC
1726
1727 FOO (IUCLC, "IUCLC");
1728 # endif
1729 # ifdef IXANY
1730
1731 FOO (IXANY, "IXANY");
1732 # endif
1733 # ifdef IMAXBEL
1734
1735 FOO (IMAXBEL, "IMAXBEL");
1736 # endif
1737
1738 fprintf (stderr, "\n");
1739
1740 # undef FOO
1741 # define FOO(entry, name) \
1742 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1743
1744 FOO (VINTR, "VINTR");
1745 FOO (VQUIT, "VQUIT");
1746 FOO (VERASE, "VERASE");
1747 FOO (VKILL, "VKILL");
1748 FOO (VEOF, "VEOF");
1749 FOO (VEOL, "VEOL");
1750 # ifdef VEOL2
1751
1752 FOO (VEOL2, "VEOL2");
1753 # endif
1754 # ifdef VSWTC
1755
1756 FOO (VSWTC, "VSWTC");
1757 # endif
1758 # ifdef VSWTCH
1759
1760 FOO (VSWTCH, "VSWTCH");
1761 # endif
1762
1763 FOO (VSTART, "VSTART");
1764 FOO (VSTOP, "VSTOP");
1765 FOO (VSUSP, "VSUSP");
1766 # ifdef VDSUSP
1767
1768 FOO (VDSUSP, "VDSUSP");
1769 # endif
1770 # ifdef VREPRINT
1771
1772 FOO (VREPRINT, "VREPRINT");
1773 # endif
1774 # ifdef VDISCRD
1775
1776 FOO (VDISCRD, "VDISCRD");
1777 # endif
1778 # ifdef VWERSE
1779
1780 FOO (VWERSE, "VWERSE");
1781 # endif
1782 # ifdef VLNEXT
1783
1784 FOO (VLNEXT, "VLNEXT");
1785 # endif
1786
1787 fprintf (stderr, "\n");
1788 # undef FOO
1789 # endif /* HAVE_TERMIOS_H */
1790 #endif /* DEBUG_TTYMODE */
1791 }
1792
1793 /*----------------------- end-of-file (C source) -----------------------*/