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Revision: 1.35
Committed: Tue Feb 24 00:44:23 2004 UTC (20 years, 3 months ago) by pcg
Content type: text/plain
Branch: MAIN
Changes since 1.34: +6 -8 lines
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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 */
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
408 oldcursor.row = oldcursor.col = -1;
409 #ifdef XPM_BACKGROUND
410 /* bgPixmap.w = bgPixmap.h = 0; */
411 bgPixmap.x = bgPixmap.y = 50;
412 bgPixmap.pixmap = None;
413 #endif
414
415 last_bot = last_state = -1;
416
417 #ifdef MENUBAR
418 menu_readonly = 1;
419 # if ! (MENUBAR_MAX > 1)
420 CurrentBar = & (BarList);
421 # endif /* (MENUBAR_MAX > 1) */
422 #endif
423
424 return true;
425 }
426
427 void
428 rxvt_term::init_secondary ()
429 {
430 int i;
431 #ifdef TTY_GID_SUPPORT
432 struct group *gr = getgrnam ("tty");
433
434 if (gr)
435 { /* change group ownership of tty to "tty" */
436 ttymode = S_IRUSR | S_IWUSR | S_IWGRP;
437 ttygid = gr->gr_gid;
438 }
439 else
440 #endif /* TTY_GID_SUPPORT */
441
442 {
443 ttymode = S_IRUSR | S_IWUSR | S_IWGRP | S_IWOTH;
444 ttygid = getgid ();
445 }
446
447 /*
448 * Close all unused file descriptors
449 * We don't want them, we don't need them.
450 */
451 if ((i = open ("/dev/null", O_RDONLY)) < 0)
452 {
453 /* TODO: BOO HISS */
454 dup2 (STDERR_FILENO, STDIN_FILENO);
455 }
456 else if (i > STDIN_FILENO)
457 {
458 dup2 (i, STDIN_FILENO);
459 close (i);
460 }
461
462 dup2 (STDERR_FILENO, STDOUT_FILENO);
463
464 #if 0 // schmorp sayz closing filies is murder
465 for (i = STDERR_FILENO + 1; i < num_fds; i++)
466 {
467 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
468 if (i == 4 || i == 7)
469 continue;
470 #endif
471 close (i);
472 }
473 #endif
474 }
475
476 /*----------------------------------------------------------------------*/
477 const char **
478 rxvt_term::init_resources (int argc, const char *const *argv)
479 {
480 int i, r_argc;
481 char *val;
482 const char **cmd_argv, **r_argv;
483
484 /*
485 * Look for -exec option. Find => split and make cmd_argv[] of command args
486 */
487 for (r_argc = 0; r_argc < argc; r_argc++)
488 if (!STRCMP (argv[r_argc], "-e") || !STRCMP (argv[r_argc], "-exec"))
489 break;
490
491 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
492
493 for (i = 0; i < r_argc; i++)
494 r_argv[i] = (const char *)argv[i];
495
496 r_argv[i] = NULL;
497
498 if (r_argc == argc)
499 cmd_argv = NULL;
500 else
501 {
502 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
503
504 for (i = 0; i < argc - r_argc - 1; i++)
505 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
506
507 cmd_argv[i] = NULL;
508 }
509
510 /* clear all resources */
511 for (i = 0; i < NUM_RESOURCES;)
512 rs[i++] = NULL;
513
514 rs[Rs_name] = rxvt_r_basename (argv[0]);
515
516 /*
517 * Open display, get options/resources and create the window
518 */
519 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
520 rs[Rs_display_name] = ":0";
521
522 get_options (r_argc, r_argv);
523 free (r_argv);
524
525 #ifdef LOCAL_X_IS_UNIX
526 if (rs[Rs_display_name][0] == ':')
527 {
528 val = rxvt_malloc (5 + STRLEN (rs[Rs_display_name]));
529 STRCPY (val, "unix");
530 STRCAT (val, rs[Rs_display_name]);
531 display = displays.get (val);
532 free (val);
533 }
534 #endif
535
536 if (!display
537 && ! (display = displays.get (rs[Rs_display_name])))
538 {
539 rxvt_print_error ("can't open display %s", rs[Rs_display_name]);
540 exit (EXIT_FAILURE);
541 }
542
543 extract_resources (display->display, rs[Rs_name]);
544
545 /*
546 * set any defaults not already set
547 */
548 if (cmd_argv && cmd_argv[0])
549 {
550 if (!rs[Rs_title])
551 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
552 if (!rs[Rs_iconName])
553 rs[Rs_iconName] = rs[Rs_title];
554 }
555 else
556 {
557 if (!rs[Rs_title])
558 rs[Rs_title] = rs[Rs_name];
559 if (!rs[Rs_iconName])
560 rs[Rs_iconName] = rs[Rs_name];
561 }
562
563 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
564 TermWin.saveLines = BOUND_POSITIVE_INT16 (i);
565
566 #ifndef NO_FRILLS
567 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
568 TermWin.int_bwidth = min (i, 100); /* arbitrary limit */
569 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
570 TermWin.ext_bwidth = min (i, 100); /* arbitrary limit */
571 #endif
572
573 #ifndef NO_LINESPACE
574 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
575 TermWin.lineSpace = min (i, 100); /* arbitrary limit */
576 #endif
577
578 #ifdef POINTER_BLANK
579 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
580 pointerBlankDelay = i;
581 else
582 pointerBlankDelay = 2;
583 #endif
584
585 /* no point having a scrollbar without having any scrollback! */
586 if (!TermWin.saveLines)
587 Options &= ~Opt_scrollBar;
588
589 #ifdef PRINTPIPE
590 if (!rs[Rs_print_pipe])
591 rs[Rs_print_pipe] = PRINTPIPE;
592 #endif
593
594 if (!rs[Rs_cutchars])
595 rs[Rs_cutchars] = CUTCHARS;
596
597 #ifdef ACS_ASCII
598 if (!rs[Rs_acs_chars])
599 rs[Rs_acs_chars] = ACS_CHARS;
600 if ((i = STRLEN (rs[Rs_acs_chars])) < 0x20)
601 {
602 val = rxvt_realloc ((void *)rs[Rs_acs_chars], 0x20);
603 for (; i < 0x20; )
604 val[i] = ' ';
605 rs[Rs_acs_chars] = val;
606 }
607 #endif
608
609 #ifndef NO_BACKSPACE_KEY
610 if (!rs[Rs_backspace_key])
611 # ifdef DEFAULT_BACKSPACE
612 key_backspace = DEFAULT_BACKSPACE;
613 # else
614 key_backspace = "DEC"; /* can toggle between \010 or \177 */
615 # endif
616 else
617 {
618 val = STRDUP (rs[Rs_backspace_key]);
619 rxvt_Str_trim (val);
620 rxvt_Str_escaped (val);
621 key_backspace = val;
622 }
623 #endif
624
625 #ifndef NO_DELETE_KEY
626 if (!rs[Rs_delete_key])
627 # ifdef DEFAULT_DELETE
628 key_delete = DEFAULT_DELETE;
629 # else
630 key_delete = "\033[3~";
631 # endif
632 else
633 {
634 val = STRDUP (rs[Rs_delete_key]);
635 rxvt_Str_trim (val);
636 rxvt_Str_escaped (val);
637 key_delete = val;
638 }
639 #endif
640 if (rs[Rs_answerbackstring])
641 {
642 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
643 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
644 }
645
646 if (rs[Rs_selectstyle])
647 {
648 if (STRNCASECMP (rs[Rs_selectstyle], "oldword", 7) == 0)
649 selection_style = OLD_WORD_SELECT;
650 #ifndef NO_OLD_SELECTION
651
652 else if (STRNCASECMP (rs[Rs_selectstyle], "old", 3) == 0)
653 selection_style = OLD_SELECT;
654 #endif
655
656 }
657
658 #ifdef HAVE_SCROLLBARS
659 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle],
660 rs[Rs_scrollBar_thickness]);
661 #endif
662
663 #ifdef XTERM_REVERSE_VIDEO
664 /* this is how xterm implements reverseVideo */
665 if (Options & Opt_reverseVideo)
666 {
667 if (!rs[Rs_color + Color_fg])
668 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
669 if (!rs[Rs_color + Color_bg])
670 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
671 }
672 #endif
673
674 for (i = 0; i < NRS_COLORS; i++)
675 if (!rs[Rs_color + i])
676 rs[Rs_color + i] = def_colorName[i];
677
678 #ifndef XTERM_REVERSE_VIDEO
679 /* this is how we implement reverseVideo */
680 if (Options & Opt_reverseVideo)
681 SWAP_IT (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
682 #endif
683
684 /* convenient aliases for setting fg/bg to colors */
685 color_aliases (Color_fg);
686 color_aliases (Color_bg);
687 #ifndef NO_CURSORCOLOR
688 color_aliases (Color_cursor);
689 color_aliases (Color_cursor2);
690 #endif /* NO_CURSORCOLOR */
691 color_aliases (Color_pointer);
692 color_aliases (Color_border);
693 #ifndef NO_BOLD_UNDERLINE_REVERSE
694 color_aliases (Color_BD);
695 color_aliases (Color_UL);
696 color_aliases (Color_RV);
697 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
698
699 return cmd_argv;
700 }
701
702 /*----------------------------------------------------------------------*/
703 void
704 rxvt_term::init_env ()
705 {
706 int i;
707 unsigned int u;
708 char *val;
709
710 #ifdef DISPLAY_IS_IP
711 /* Fixup display_name for export over pty to any interested terminal
712 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
713 * (for the first non-loopback interface) that we get from
714 * rxvt_network_display (). This is more "name-resolution-portable", if you
715 * will, and probably allows for faster x-client startup if your name
716 * server is beyond a slow link or overloaded at client startup. Of
717 * course that only helps the shell's child processes, not us.
718 *
719 * Giving out the display_name also affords a potential security hole
720 */
721 val = rxvt_network_display (rs[Rs_display_name]);
722 rs[Rs_display_name] = (const char *)val;
723
724 if (val == NULL)
725 #endif /* DISPLAY_IS_IP */
726 val = XDisplayString (display->display);
727
728 if (rs[Rs_display_name] == NULL)
729 rs[Rs_display_name] = val; /* use broken `:0' value */
730
731 i = STRLEN (val);
732 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
733
734 sprintf (env_display, "DISPLAY=%s", val);
735
736 /* avoiding the math library:
737 * i = (int) (ceil (log10 ((unsigned int)TermWin.parent[0]))) */
738 for (i = 0, u = (unsigned int)TermWin.parent[0]; u; u /= 10, i++)
739 ;
740 MAX_IT (i, 1);
741 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
742
743 sprintf (env_windowid, "WINDOWID=%u",
744 (unsigned int)TermWin.parent[0]);
745
746 /* add entries to the environment:
747 * @ DISPLAY: in case we started with -display
748 * @ WINDOWID: X window id number of the window
749 * @ COLORTERM: terminal sub-name and also indicates its color
750 * @ TERM: terminal name
751 * @ TERMINFO: path to terminfo directory
752 * @ COLORFGBG: fg;bg color codes
753 */
754 putenv (env_display);
755 putenv (env_windowid);
756 if (env_colorfgbg)
757 putenv (env_colorfgbg);
758
759 #ifdef RXVT_TERMINFO
760 putenv ("TERMINFO=" RXVT_TERMINFO);
761 #endif
762
763 if (display->depth <= 2)
764 putenv ("COLORTERM=" COLORTERMENV "-mono");
765 else
766 putenv ("COLORTERM=" COLORTERMENVFULL);
767
768 if (rs[Rs_term_name] != NULL)
769 {
770 env_term = (char *)rxvt_malloc ((STRLEN (rs[Rs_term_name]) + 6) * sizeof (char));
771 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
772 putenv (env_term);
773 }
774 else
775 putenv ("TERM=" TERMENV);
776
777 #ifdef HAVE_UNSETENV
778 /* avoid passing old settings and confusing term size */
779 unsetenv ("LINES");
780 unsetenv ("COLUMNS");
781 unsetenv ("TERMCAP"); /* terminfo should be okay */
782 #endif /* HAVE_UNSETENV */
783 }
784
785 /*----------------------------------------------------------------------*/
786 /*
787 * This is more or less stolen straight from XFree86 xterm.
788 * This should support all European type languages.
789 */
790 void
791 rxvt_term::set_locale (const char *locale)
792 {
793 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
794 free (this->locale);
795 this->locale = rxvt_strdup (setlocale (LC_CTYPE, locale));
796 SET_LOCALE (this->locale);
797 mbstate.reset ();
798 #endif
799 #if HAVE_NL_LANGINFO
800 free (codeset);
801 codeset = strdup (nl_langinfo (CODESET));
802 enc_utf8 = !STRCASECMP (codeset, "UTF-8")
803 || !STRCASECMP (codeset, "UTF8");
804 #else
805 enc_utf8 = 1;
806 #endif
807 }
808
809 void
810 rxvt_term::init_xlocale ()
811 {
812 #ifdef USE_XIM
813 if (!locale)
814 rxvt_print_error ("Setting locale failed.");
815 else
816 {
817 Atom wmlocale;
818
819 wmlocale = XInternAtom (display->display, "WM_LOCALE_NAME", False);
820 XChangeProperty (display->display, TermWin.parent[0], wmlocale,
821 XA_STRING, 8, PropModeReplace,
822 (unsigned char *)locale, STRLEN (locale));
823
824 if (!XSupportsLocale ())
825 {
826 rxvt_print_error ("The locale is not supported by Xlib");
827 return;
828 }
829
830 im_ev.start (display);
831
832 /* see if we can connect already */
833 im_cb ();
834 }
835 #endif
836 }
837
838 /*----------------------------------------------------------------------*/
839 void
840 rxvt_term::init_command (const char *const *argv)
841 {
842 /*
843 * Initialize the command connection.
844 * This should be called after the X server connection is established.
845 */
846 int i;
847
848 for (i = 0; i < NUM_XA; i++)
849 xa[i] = XInternAtom (display->display, xa_names[i], False);
850
851 /* Enable delete window protocol */
852 XSetWMProtocols (display->display, TermWin.parent[0],
853 & (xa[XA_WMDELETEWINDOW]), 1);
854
855 #ifdef USING_W11LIB
856 /* enable W11 callbacks */
857 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
858 #endif
859
860 #ifdef META8_OPTION
861 meta_char = (Options & Opt_meta8 ? 0x80 : C0_ESC);
862 #endif
863
864 get_ourmods ();
865
866 if (! (Options & Opt_scrollTtyOutput))
867 PrivateModes |= PrivMode_TtyOutputInh;
868 if (Options & Opt_scrollTtyKeypress)
869 PrivateModes |= PrivMode_Keypress;
870 if (! (Options & Opt_jumpScroll))
871 PrivateModes |= PrivMode_smoothScroll;
872
873 #ifndef NO_BACKSPACE_KEY
874 if (STRCMP (key_backspace, "DEC") == 0)
875 PrivateModes |= PrivMode_HaveBackSpace;
876 #endif
877
878 /* add value for scrollBar */
879 if (scrollbar_visible ())
880 {
881 PrivateModes |= PrivMode_scrollBar;
882 SavedModes |= PrivMode_scrollBar;
883 }
884 if (menubar_visible ())
885 {
886 PrivateModes |= PrivMode_menuBar;
887 SavedModes |= PrivMode_menuBar;
888 }
889
890 #ifdef CURSOR_BLINK
891 if (Options & Opt_cursorBlink)
892 (void)gettimeofday (&lastcursorchange, NULL);
893 #endif
894
895 if ((cmd_fd = run_command (argv)) < 0)
896 {
897 rxvt_print_error ("aborting");
898 exit (EXIT_FAILURE);
899 }
900 }
901
902 /*----------------------------------------------------------------------*/
903 void
904 rxvt_term::Get_Colours ()
905 {
906 int i;
907
908 for (i = 0; i < (XDEPTH <= 2 ? 2 : NRS_COLORS); i++)
909 {
910 rxvt_color xcol;
911
912 if (!rs[Rs_color + i])
913 continue;
914
915 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
916 {
917 #ifndef XTERM_REVERSE_VIDEO
918 if (i < 2 && (Options & Opt_reverseVideo))
919 rs[Rs_color + i] = def_colorName[!i];
920 else
921 #endif
922 rs[Rs_color + i] = def_colorName[i];
923
924 if (!rs[Rs_color + i])
925 continue;
926
927 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
928 {
929 switch (i)
930 {
931 case Color_fg:
932 case Color_bg:
933 /* fatal: need bg/fg color */
934 rxvt_print_error ("aborting");
935 exit (EXIT_FAILURE);
936 /* NOTREACHED */
937 break;
938 #ifndef NO_CURSORCOLOR
939 case Color_cursor2:
940 xcol = PixColors[Color_fg];
941 break;
942 #endif /* ! NO_CURSORCOLOR */
943 case Color_pointer:
944 xcol = PixColors[Color_fg];
945 break;
946 default:
947 xcol = PixColors[Color_bg]; /* None */
948 break;
949 }
950 }
951 }
952
953 PixColors[i] = xcol;
954 SET_PIXCOLOR (i);
955 }
956
957 if (XDEPTH <= 2 || !rs[Rs_color + Color_pointer])
958 PixColors[Color_pointer] = PixColors[Color_fg];
959 if (XDEPTH <= 2 || !rs[Rs_color + Color_border])
960 PixColors[Color_border] = PixColors[Color_fg];
961
962 /*
963 * get scrollBar/menuBar shadow colors
964 *
965 * The calculations of topShadow/bottomShadow values are adapted
966 * from the fvwm window manager.
967 */
968 #ifdef KEEP_SCROLLCOLOR
969
970 if (XDEPTH <= 2)
971 { /* Monochrome */
972 PixColors[Color_scroll] = PixColors[Color_fg];
973 PixColors[Color_topShadow] = PixColors[Color_bg];
974 PixColors[Color_bottomShadow] = PixColors[Color_bg];
975 }
976 else
977 {
978 rxvt_color xcol[3];
979 /* xcol[0] == white
980 * xcol[1] == top shadow
981 * xcol[2] == bot shadow */
982
983 xcol[1] = PixColors[Color_scroll];
984 # ifdef PREFER_24BIT
985 xcol[0].set (display, 65535, 65535, 65535);
986 /* XFreeColors (display->display, XCMAP, & (xcol[0].pixel), 1, ~0); */
987 # else
988 xcol[0].set (display, WhitePixel (display->display, display->screen));
989 # endif
990
991 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
992
993 xcol[0].get (display, pr0, pg0, pb0);
994 xcol[1].get (display, pr1, pg1, pb1);
995
996 /* bottomShadowColor */
997 if (!xcol[2].set (display, pr1 / 2, pg1 / 2, pb1 / 2))
998 xcol[2] = PixColors[Color_Black];
999
1000 PixColors[Color_bottomShadow] = xcol[2];
1001
1002 /* topShadowColor */
1003 if (!xcol[1].set (display,
1004 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
1005 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
1006 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
1007 xcol[1] = PixColors[Color_White];
1008
1009 PixColors[Color_topShadow] = xcol[1];
1010 }
1011 #endif /* KEEP_SCROLLCOLOR */
1012 }
1013
1014 /*----------------------------------------------------------------------*/
1015 /* color aliases, fg/bg bright-bold */
1016 void
1017 rxvt_term::color_aliases (int idx)
1018 {
1019 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
1020 {
1021 int i = atoi (rs[Rs_color + idx]);
1022
1023 if (i >= 8 && i <= 15)
1024 { /* bright colors */
1025 i -= 8;
1026 #ifndef NO_BRIGHTCOLOR
1027 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
1028 return;
1029 #endif
1030
1031 }
1032
1033 if (i >= 0 && i <= 7) /* normal colors */
1034 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
1035 }
1036 }
1037
1038 /*----------------------------------------------------------------------*/
1039 /*
1040 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
1041 * Use resource ``modifier'' to override the Meta modifier
1042 */
1043 void
1044 rxvt_term::get_ourmods ()
1045 {
1046 int i, j, k;
1047 int requestedmeta, realmeta, realalt;
1048 const char *cm, *rsmod;
1049 XModifierKeymap *map;
1050 KeyCode *kc;
1051 const unsigned int modmasks[] =
1052 {
1053 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
1054 };
1055
1056 requestedmeta = realmeta = realalt = 0;
1057 rsmod = rs[Rs_modifier];
1058 if (rsmod
1059 && STRCASECMP (rsmod, "mod1") >= 0 && STRCASECMP (rsmod, "mod5") <= 0)
1060 requestedmeta = rsmod[3] - '0';
1061
1062 map = XGetModifierMapping (display->display);
1063 kc = map->modifiermap;
1064 for (i = 1; i < 6; i++)
1065 {
1066 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
1067 for (j = map->max_keypermod; j--; k++)
1068 {
1069 if (kc[k] == 0)
1070 break;
1071 switch (XKeycodeToKeysym (display->display, kc[k], 0))
1072 {
1073 case XK_Num_Lock:
1074 ModNumLockMask = modmasks[i - 1];
1075 /* FALLTHROUGH */
1076 default:
1077 continue; /* for (;;) */
1078 case XK_Meta_L:
1079 case XK_Meta_R:
1080 cm = "meta";
1081 realmeta = i;
1082 break;
1083 case XK_Alt_L:
1084 case XK_Alt_R:
1085 cm = "alt";
1086 realalt = i;
1087 break;
1088 case XK_Super_L:
1089 case XK_Super_R:
1090 cm = "super";
1091 break;
1092 case XK_Hyper_L:
1093 case XK_Hyper_R:
1094 cm = "hyper";
1095 break;
1096 }
1097 if (rsmod && STRNCASECMP (rsmod, cm, STRLEN (cm)) == 0)
1098 requestedmeta = i;
1099 }
1100 }
1101 XFreeModifiermap (map);
1102 i = (requestedmeta ? requestedmeta
1103 : (realmeta ? realmeta
1104 : (realalt ? realalt : 0)));
1105 if (i)
1106 ModMetaMask = modmasks[i - 1];
1107 }
1108
1109 /*----------------------------------------------------------------------*/
1110 /* rxvt_Create_Windows () - Open and map the window */
1111 void
1112 rxvt_term::create_windows (int argc, const char *const *argv)
1113 {
1114 XClassHint classHint;
1115 XWMHints wmHint;
1116 XGCValues gcvalue;
1117 long vt_emask;
1118
1119 XWindowAttributes gattr;
1120
1121 if (Options & Opt_transparent)
1122 {
1123 XGetWindowAttributes (display->display, RootWindow (display->display, display->screen), &gattr);
1124 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
1125 }
1126
1127 /* grab colors before netscape does */
1128 Get_Colours ();
1129
1130 if (!change_font (rs[Rs_font]))
1131 {
1132 fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");
1133 destroy ();
1134 return;
1135 }
1136
1137 window_calc (0, 0);
1138 old_width = szHint.width;
1139 old_height = szHint.height;
1140
1141 /* parent window - reverse video so we can see placement errors
1142 * sub-window placement & size in rxvt_resize_subwindows ()
1143 */
1144
1145 #ifdef PREFER_24BIT
1146 XSetWindowAttributes attributes;
1147
1148 attributes.background_pixel = PixColors[Color_fg];
1149 attributes.border_pixel = PixColors[Color_border];
1150 attributes.colormap = display->cmap;
1151 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
1152 szHint.x, szHint.y,
1153 szHint.width, szHint.height,
1154 TermWin.ext_bwidth,
1155 display->depth, InputOutput,
1156 display->visual,
1157 CWBackPixel | CWBorderPixel | CWColormap, &attributes);
1158 #else
1159 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
1160 szHint.x, szHint.y,
1161 szHint.width,
1162 szHint.height,
1163 TermWin.ext_bwidth,
1164 PixColors[Color_border],
1165 PixColors[Color_fg]);
1166 #endif
1167
1168 xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1169 xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1170
1171 classHint.res_name = (char *)rs[Rs_name];
1172 classHint.res_class = (char *)APL_CLASS;
1173
1174 wmHint.flags = (InputHint | StateHint | WindowGroupHint);
1175 wmHint.input = True;
1176 wmHint.initial_state = (Options & Opt_iconic ? IconicState
1177 : NormalState);
1178 wmHint.window_group = TermWin.parent[0];
1179
1180 XSetWMProperties (display->display, TermWin.parent[0], NULL, NULL,
1181 (char **)argv, argc, &szHint, &wmHint, &classHint);
1182
1183 XSelectInput (display->display, TermWin.parent[0],
1184 KeyPressMask
1185 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1186 | KeyReleaseMask
1187 #endif
1188 | FocusChangeMask | VisibilityChangeMask
1189 | StructureNotifyMask);
1190 termwin_ev.start (display, TermWin.parent[0]);
1191
1192 /* vt cursor: Black-on-White is standard, but this is more popular */
1193 TermWin_cursor = XCreateFontCursor (display->display, XC_xterm);
1194
1195 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1196 /* cursor (menuBar/scrollBar): Black-on-White */
1197 leftptr_cursor = XCreateFontCursor (display->display, XC_left_ptr);
1198 #endif
1199
1200 #ifdef POINTER_BLANK
1201 {
1202 XColor blackcolour;
1203 blackcolour.red = 0;
1204 blackcolour.green = 0;
1205 blackcolour.blue = 0;
1206 Font f = XLoadFont (display->display, "fixed");
1207 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1208 &blackcolour, &blackcolour);
1209 XUnloadFont (display->display, f);
1210 }
1211 #endif
1212
1213 /* the vt window */
1214 TermWin.vt = XCreateSimpleWindow (display->display, TermWin.parent[0],
1215 window_vt_x, window_vt_y,
1216 TermWin_TotalWidth (),
1217 TermWin_TotalHeight (),
1218 0,
1219 PixColors[Color_fg],
1220 PixColors[Color_bg]);
1221
1222 #ifdef DEBUG_X
1223 XStoreName (display->display, TermWin.vt, "vt window");
1224 #endif
1225
1226 vt_emask = (ExposureMask | ButtonPressMask | ButtonReleaseMask
1227 | PropertyChangeMask);
1228
1229 #ifdef POINTER_BLANK
1230 pointer_unblank ();
1231
1232 if ((Options & Opt_pointerBlank))
1233 vt_emask |= PointerMotionMask;
1234 else
1235 #endif
1236 vt_emask |= (Button1MotionMask | Button3MotionMask);
1237
1238 XSelectInput (display->display, TermWin.vt, vt_emask);
1239 vt_ev.start (display, TermWin.vt);
1240
1241 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1242 if (menuBar_height ())
1243 {
1244 menuBar.win = XCreateSimpleWindow (display->display, TermWin.parent[0],
1245 window_vt_x, 0,
1246 TermWin_TotalWidth (),
1247 menuBar_TotalHeight (),
1248 0,
1249 PixColors[Color_fg],
1250 PixColors[Color_scroll]);
1251 #ifdef DEBUG_X
1252 XStoreName (display->display, menuBar.win, "menubar");
1253 #endif
1254
1255 XDefineCursor (display->display, menuBar.win,
1256 XCreateFontCursor (display->display, XC_left_ptr));
1257
1258 XSelectInput (display->display, menuBar.win,
1259 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1260 | Button1MotionMask));
1261 menubar_ev.start (display, menuBar.win);
1262 }
1263 #endif
1264
1265 #ifdef XPM_BACKGROUND
1266 if (rs[Rs_backgroundPixmap] != NULL
1267 && ! (Options & Opt_transparent))
1268 {
1269 const char *p = rs[Rs_backgroundPixmap];
1270
1271 if ((p = STRCHR (p, ';')) != NULL)
1272 {
1273 p++;
1274 scale_pixmap (p);
1275 }
1276 set_bgPixmap (rs[Rs_backgroundPixmap]);
1277 scr_touch (True);
1278 }
1279 #endif
1280
1281 /* graphics context for the vt window */
1282 gcvalue.foreground = PixColors[Color_fg];
1283 gcvalue.background = PixColors[Color_bg];
1284 gcvalue.graphics_exposures = 1;
1285 TermWin.gc = XCreateGC (display->display, TermWin.vt,
1286 GCForeground | GCBackground
1287 | GCGraphicsExposures, &gcvalue);
1288
1289 TermWin.drawable = new rxvt_drawable (display, TermWin.vt);
1290
1291 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1292 gcvalue.foreground = PixColors[Color_topShadow];
1293 topShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1294 gcvalue.foreground = PixColors[Color_bottomShadow];
1295 botShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1296 gcvalue.foreground = PixColors[ (XDEPTH <= 2 ? Color_fg : Color_scroll)];
1297 scrollbarGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1298 #endif
1299 }
1300
1301 /*----------------------------------------------------------------------*/
1302 /*
1303 * Run the command in a subprocess and return a file descriptor for the
1304 * master end of the pseudo-teletype pair with the command talking to
1305 * the slave.
1306 */
1307 int
1308 rxvt_term::run_command (const char *const *argv)
1309 {
1310 int cfd, er;
1311
1312 /* get master (pty) */
1313 if ((cfd = rxvt_get_pty (& (tty_fd), & (ttydev))) < 0)
1314 {
1315 rxvt_print_error ("can't open pseudo-tty");
1316 return -1;
1317 }
1318
1319 fcntl (cfd, F_SETFL, O_NONBLOCK);
1320
1321 /* get slave (tty) */
1322 if (tty_fd < 0)
1323 {
1324 #ifndef NO_SETOWNER_TTYDEV
1325 privileged_ttydev (SAVE);
1326 #endif
1327
1328 if ((tty_fd = rxvt_get_tty (ttydev)) < 0)
1329 {
1330 close (cfd);
1331 rxvt_print_error ("can't open slave tty %s", ttydev);
1332 return -1;
1333 }
1334 }
1335 #ifndef NO_BACKSPACE_KEY
1336 if (key_backspace[0] && !key_backspace[1])
1337 er = key_backspace[0];
1338 else if (STRCMP (key_backspace, "DEC") == 0)
1339 er = '\177'; /* the initial state anyway */
1340 else
1341 #endif
1342
1343 er = -1;
1344
1345 rxvt_get_ttymode (& (tio), er);
1346
1347 #ifndef __QNX__
1348 /* spin off the command interpreter */
1349 switch (cmd_pid = fork ())
1350 {
1351 case -1:
1352 rxvt_print_error ("can't fork");
1353 return -1;
1354 case 0:
1355 close (cfd); /* only keep tty_fd and STDERR open */
1356
1357 init_env ();
1358
1359 if (rxvt_control_tty (tty_fd, ttydev) < 0)
1360 rxvt_print_error ("could not obtain control of tty");
1361 else
1362 {
1363 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1364 dup2 (tty_fd, STDIN_FILENO);
1365 dup2 (tty_fd, STDOUT_FILENO);
1366 dup2 (tty_fd, STDERR_FILENO);
1367
1368 if (tty_fd > 2)
1369 close (tty_fd);
1370
1371 run_child (argv);
1372 }
1373 exit (EXIT_FAILURE);
1374 /* NOTREACHED */
1375 default:
1376 {
1377 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1378 int fdstdin;
1379
1380 fdstdin = dup (STDIN_FILENO);
1381 dup2 (tty_fd, STDIN_FILENO);
1382 #endif
1383
1384 #ifdef UTMP_SUPPORT
1385 privileged_utmp (SAVE);
1386 #endif
1387
1388 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1389
1390 dup2 (fdstdin, STDIN_FILENO);
1391 close (fdstdin);
1392 #endif
1393
1394 }
1395 close (tty_fd); /* keep STDERR_FILENO, cmd_fd, display->fd () open */
1396 break;
1397 }
1398 #else /* __QNX__ uses qnxspawn () */
1399 fchmod (tty_fd, 0622);
1400 fcntl (tty_fd, F_SETFD, FD_CLOEXEC);
1401 fcntl (cfd, F_SETFD, FD_CLOEXEC);
1402
1403 if (run_child (argv) == -1)
1404 exit (EXIT_FAILURE);
1405 #endif
1406
1407 return cfd;
1408 }
1409
1410 /* ------------------------------------------------------------------------- *
1411 * CHILD PROCESS OPERATIONS *
1412 * ------------------------------------------------------------------------- */
1413 /*
1414 * The only open file descriptor is the slave tty - so no error messages.
1415 * returns are fatal
1416 */
1417 int
1418 rxvt_term::run_child (const char *const *argv)
1419 {
1420 char *login;
1421
1422 SET_TTYMODE (STDIN_FILENO, & (tio)); /* init terminal attributes */
1423
1424 if (Options & Opt_console)
1425 { /* be virtual console, fail silently */
1426 #ifdef TIOCCONS
1427 unsigned int on = 1;
1428
1429 ioctl (STDIN_FILENO, TIOCCONS, &on);
1430 #elif defined (SRIOCSREDIR)
1431 int fd;
1432
1433 fd = open (CONSOLE, O_WRONLY, 0);
1434 if (fd >= 0)
1435 {
1436 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1437 close (fd);
1438 }
1439 #endif /* SRIOCSREDIR */
1440
1441 }
1442
1443 /* reset signals and spin off the command interpreter */
1444 signal (SIGINT, SIG_DFL);
1445 signal (SIGQUIT, SIG_DFL);
1446 signal (SIGCHLD, SIG_DFL);
1447 /*
1448 * mimick login's behavior by disabling the job control signals
1449 * a shell that wants them can turn them back on
1450 */
1451 #ifdef SIGTSTP
1452 signal (SIGTSTP, SIG_IGN);
1453 signal (SIGTTIN, SIG_IGN);
1454 signal (SIGTTOU, SIG_IGN);
1455 #endif /* SIGTSTP */
1456
1457 /* set window size */
1458 struct winsize ws;
1459
1460 ws.ws_col = TermWin.ncol;
1461 ws.ws_row = TermWin.nrow;
1462 ws.ws_xpixel = ws.ws_ypixel = 0;
1463 (void)ioctl (STDIN_FILENO, TIOCSWINSZ, &ws);
1464
1465 // unblock signals (signals are blocked by iom.C
1466 sigset_t ss;
1467 sigemptyset (&ss);
1468 sigprocmask (SIG_SETMASK, &ss, 0);
1469
1470 #ifndef __QNX__
1471 /* command interpreter path */
1472 if (argv != NULL)
1473 {
1474 # ifdef DEBUG_CMD
1475 int i;
1476
1477 for (i = 0; argv[i]; i++)
1478 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1479 # endif
1480
1481 execvp (argv[0], (char *const *)argv);
1482 /* no error message: STDERR is closed! */
1483 }
1484 else
1485 {
1486 const char *argv0, *shell;
1487
1488 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1489 shell = "/bin/sh";
1490
1491 argv0 = (const char *)rxvt_r_basename (shell);
1492 if (Options & Opt_loginShell)
1493 {
1494 login = (char *)rxvt_malloc ((STRLEN (argv0) + 2) * sizeof (char));
1495
1496 login[0] = '-';
1497 STRCPY (&login[1], argv0);
1498 argv0 = login;
1499 }
1500 execlp (shell, argv0, NULL);
1501 /* no error message: STDERR is closed! */
1502 }
1503
1504 #else /* __QNX__ uses qnxspawn () */
1505
1506 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1507 char *command = NULL, fullcommand[_MAX_PATH];
1508 char **arg_v, *arg_a[2] = { NULL, NULL };
1509
1510 if (argv != NULL)
1511 {
1512 if (access (argv[0], X_OK) == -1)
1513 {
1514 if (STRCHR (argv[0], '/') == NULL)
1515 {
1516 searchenv (argv[0], "PATH", fullcommand);
1517 if (fullcommand[0] != '\0')
1518 command = fullcommand;
1519 }
1520 if (access (command, X_OK) == -1)
1521 return -1;
1522 }
1523 else
1524 command = argv[0];
1525 arg_v = argv;
1526 }
1527 else
1528 {
1529 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1530 command = "/bin/sh";
1531
1532 arg_a[0] = my_basename (command);
1533 if (Options & Opt_loginShell)
1534 {
1535 login = rxvt_malloc ((STRLEN (arg_a[0]) + 2) * sizeof (char));
1536
1537 login[0] = '-';
1538 STRCPY (&login[1], arg_a[0]);
1539 arg_a[0] = login;
1540 }
1541 arg_v = arg_a;
1542 }
1543 iov_a[0] = iov_a[1] = iov_a[2] = tty_fd;
1544 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1545 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1546 command, arg_v, environ, iov_a, 0);
1547 if (login)
1548 free (login);
1549
1550 close (tty_fd);
1551 return cmd_fd;
1552
1553 #endif
1554 return -1;
1555 }
1556
1557 /* ------------------------------------------------------------------------- *
1558 * GET TTY CURRENT STATE *
1559 * ------------------------------------------------------------------------- */
1560 /* rxvt_get_ttymode () */
1561 /* EXTPROTO */
1562 void
1563 rxvt_get_ttymode (ttymode_t *tio, int erase)
1564 {
1565 #ifdef HAVE_TERMIOS_H
1566 /*
1567 * standard System V termios interface
1568 */
1569 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1570 {
1571 /* return error - use system defaults */
1572 tio->c_cc[VINTR] = CINTR;
1573 tio->c_cc[VQUIT] = CQUIT;
1574 tio->c_cc[VERASE] = CERASE;
1575 tio->c_cc[VKILL] = CKILL;
1576 tio->c_cc[VSTART] = CSTART;
1577 tio->c_cc[VSTOP] = CSTOP;
1578 tio->c_cc[VSUSP] = CSUSP;
1579 # ifdef VDSUSP
1580
1581 tio->c_cc[VDSUSP] = CDSUSP;
1582 # endif
1583 # ifdef VREPRINT
1584
1585 tio->c_cc[VREPRINT] = CRPRNT;
1586 # endif
1587 # ifdef VDISCRD
1588
1589 tio->c_cc[VDISCRD] = CFLUSH;
1590 # endif
1591 # ifdef VWERSE
1592
1593 tio->c_cc[VWERSE] = CWERASE;
1594 # endif
1595 # ifdef VLNEXT
1596
1597 tio->c_cc[VLNEXT] = CLNEXT;
1598 # endif
1599
1600 }
1601 tio->c_cc[VEOF] = CEOF;
1602 tio->c_cc[VEOL] = VDISABLE;
1603 # ifdef VEOL2
1604
1605 tio->c_cc[VEOL2] = VDISABLE;
1606 # endif
1607 # ifdef VSWTC
1608
1609 tio->c_cc[VSWTC] = VDISABLE;
1610 # endif
1611 # ifdef VSWTCH
1612
1613 tio->c_cc[VSWTCH] = VDISABLE;
1614 # endif
1615 # if VMIN != VEOF
1616
1617 tio->c_cc[VMIN] = 1;
1618 # endif
1619 # if VTIME != VEOL
1620
1621 tio->c_cc[VTIME] = 0;
1622 # endif
1623
1624 if (erase != -1)
1625 tio->c_cc[VERASE] = (char)erase;
1626
1627 /* input modes */
1628 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1629 # ifdef IMAXBEL
1630 | IMAXBEL
1631 # endif
1632 | IXON);
1633
1634 /* output modes */
1635 tio->c_oflag = (OPOST | ONLCR);
1636
1637 /* control modes */
1638 tio->c_cflag = (CS8 | CREAD);
1639
1640 /* line discipline modes */
1641 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1642 # if defined (ECHOCTL) && defined (ECHOKE)
1643 | ECHOCTL | ECHOKE
1644 # endif
1645 | ECHOE | ECHOK);
1646 # else /* HAVE_TERMIOS_H */
1647
1648 /*
1649 * sgtty interface
1650 */
1651
1652 /* get parameters -- gtty */
1653 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1654 {
1655 tio->sg.sg_erase = CERASE; /* ^H */
1656 tio->sg.sg_kill = CKILL; /* ^U */
1657 }
1658 if (erase != -1)
1659 tio->sg.sg_erase = (char)erase;
1660
1661 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1662
1663 /* get special characters */
1664 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1665 {
1666 tio->tc.t_intrc = CINTR; /* ^C */
1667 tio->tc.t_quitc = CQUIT; /* ^\ */
1668 tio->tc.t_startc = CSTART; /* ^Q */
1669 tio->tc.t_stopc = CSTOP; /* ^S */
1670 tio->tc.t_eofc = CEOF; /* ^D */
1671 tio->tc.t_brkc = -1;
1672 }
1673 /* get local special chars */
1674 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1675 {
1676 tio->lc.t_suspc = CSUSP; /* ^Z */
1677 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1678 tio->lc.t_rprntc = CRPRNT; /* ^R */
1679 tio->lc.t_flushc = CFLUSH; /* ^O */
1680 tio->lc.t_werasc = CWERASE; /* ^W */
1681 tio->lc.t_lnextc = CLNEXT; /* ^V */
1682 }
1683 /* get line discipline */
1684 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1685 # ifdef NTTYDISC
1686
1687 tio->line = NTTYDISC;
1688 # endif /* NTTYDISC */
1689
1690 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1691 #endif /* HAVE_TERMIOS_H */
1692
1693 /*
1694 * Debugging
1695 */
1696 #ifdef DEBUG_TTYMODE
1697 #ifdef HAVE_TERMIOS_H
1698 /* c_iflag bits */
1699 fprintf (stderr, "Input flags\n");
1700
1701 /* cpp token stringize doesn't work on all machines <sigh> */
1702 # define FOO(flag,name) \
1703 if ((tio->c_iflag) & flag) \
1704 fprintf (stderr, "%s ", name)
1705
1706 /* c_iflag bits */
1707 FOO (IGNBRK, "IGNBRK");
1708 FOO (BRKINT, "BRKINT");
1709 FOO (IGNPAR, "IGNPAR");
1710 FOO (PARMRK, "PARMRK");
1711 FOO (INPCK, "INPCK");
1712 FOO (ISTRIP, "ISTRIP");
1713 FOO (INLCR, "INLCR");
1714 FOO (IGNCR, "IGNCR");
1715 FOO (ICRNL, "ICRNL");
1716 FOO (IXON, "IXON");
1717 FOO (IXOFF, "IXOFF");
1718 # ifdef IUCLC
1719
1720 FOO (IUCLC, "IUCLC");
1721 # endif
1722 # ifdef IXANY
1723
1724 FOO (IXANY, "IXANY");
1725 # endif
1726 # ifdef IMAXBEL
1727
1728 FOO (IMAXBEL, "IMAXBEL");
1729 # endif
1730
1731 fprintf (stderr, "\n");
1732
1733 # undef FOO
1734 # define FOO(entry, name) \
1735 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1736
1737 FOO (VINTR, "VINTR");
1738 FOO (VQUIT, "VQUIT");
1739 FOO (VERASE, "VERASE");
1740 FOO (VKILL, "VKILL");
1741 FOO (VEOF, "VEOF");
1742 FOO (VEOL, "VEOL");
1743 # ifdef VEOL2
1744
1745 FOO (VEOL2, "VEOL2");
1746 # endif
1747 # ifdef VSWTC
1748
1749 FOO (VSWTC, "VSWTC");
1750 # endif
1751 # ifdef VSWTCH
1752
1753 FOO (VSWTCH, "VSWTCH");
1754 # endif
1755
1756 FOO (VSTART, "VSTART");
1757 FOO (VSTOP, "VSTOP");
1758 FOO (VSUSP, "VSUSP");
1759 # ifdef VDSUSP
1760
1761 FOO (VDSUSP, "VDSUSP");
1762 # endif
1763 # ifdef VREPRINT
1764
1765 FOO (VREPRINT, "VREPRINT");
1766 # endif
1767 # ifdef VDISCRD
1768
1769 FOO (VDISCRD, "VDISCRD");
1770 # endif
1771 # ifdef VWERSE
1772
1773 FOO (VWERSE, "VWERSE");
1774 # endif
1775 # ifdef VLNEXT
1776
1777 FOO (VLNEXT, "VLNEXT");
1778 # endif
1779
1780 fprintf (stderr, "\n");
1781 # undef FOO
1782 # endif /* HAVE_TERMIOS_H */
1783 #endif /* DEBUG_TTYMODE */
1784 }
1785
1786 /*----------------------- end-of-file (C source) -----------------------*/