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/cvs/rxvt-unicode/src/init.C
Revision: 1.30
Committed: Sat Feb 21 22:14:00 2004 UTC (20 years, 3 months ago) by pcg
Content type: text/plain
Branch: MAIN
Changes since 1.29: +1 -0 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 #ifdef GREEK_SUPPORT
405 ks_greekmodeswith = GREEK_KEYBOARD_MODESWITCH;
406 #endif
407
408 refresh_limit = 1;
409 refresh_type = SLOW_REFRESH;
410 prev_nrow = prev_ncol = 0;
411 #ifdef MULTICHAR_SET
412 # ifdef MULTICHAR_ENCODING
413 encoding_method = MULTICHAR_ENCODING;
414 # endif
415 multichar_decode = rxvt_euc2jis;
416 #endif
417
418 oldcursor.row = oldcursor.col = -1;
419 #ifdef XPM_BACKGROUND
420 /* bgPixmap.w = bgPixmap.h = 0; */
421 bgPixmap.x = bgPixmap.y = 50;
422 bgPixmap.pixmap = None;
423 #endif
424
425 last_bot = last_state = -1;
426
427 #ifdef MENUBAR
428 menu_readonly = 1;
429 # if ! (MENUBAR_MAX > 1)
430 CurrentBar = & (BarList);
431 # endif /* (MENUBAR_MAX > 1) */
432 #endif
433
434 return true;
435 }
436
437 void
438 rxvt_term::init_secondary ()
439 {
440 int i;
441 #ifdef TTY_GID_SUPPORT
442 struct group *gr = getgrnam ("tty");
443
444 if (gr)
445 { /* change group ownership of tty to "tty" */
446 ttymode = S_IRUSR | S_IWUSR | S_IWGRP;
447 ttygid = gr->gr_gid;
448 }
449 else
450 #endif /* TTY_GID_SUPPORT */
451
452 {
453 ttymode = S_IRUSR | S_IWUSR | S_IWGRP | S_IWOTH;
454 ttygid = getgid ();
455 }
456
457 /*
458 * Close all unused file descriptors
459 * We don't want them, we don't need them.
460 */
461 if ((i = open ("/dev/null", O_RDONLY)) < 0)
462 {
463 /* TODO: BOO HISS */
464 dup2 (STDERR_FILENO, STDIN_FILENO);
465 }
466 else if (i > STDIN_FILENO)
467 {
468 dup2 (i, STDIN_FILENO);
469 close (i);
470 }
471
472 dup2 (STDERR_FILENO, STDOUT_FILENO);
473
474 #if 0 // schmorp sayz closing filies is murder
475 for (i = STDERR_FILENO + 1; i < num_fds; i++)
476 {
477 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
478 if (i == 4 || i == 7)
479 continue;
480 #endif
481 close (i);
482 }
483 #endif
484 }
485
486 /*----------------------------------------------------------------------*/
487 const char **
488 rxvt_term::init_resources (int argc, const char *const *argv)
489 {
490 int i, r_argc;
491 char *val;
492 const char **cmd_argv, **r_argv;
493
494 /*
495 * Look for -exec option. Find => split and make cmd_argv[] of command args
496 */
497 for (r_argc = 0; r_argc < argc; r_argc++)
498 if (!STRCMP (argv[r_argc], "-e") || !STRCMP (argv[r_argc], "-exec"))
499 break;
500
501 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
502
503 for (i = 0; i < r_argc; i++)
504 r_argv[i] = (const char *)argv[i];
505
506 r_argv[i] = NULL;
507
508 if (r_argc == argc)
509 cmd_argv = NULL;
510 else
511 {
512 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
513
514 for (i = 0; i < argc - r_argc - 1; i++)
515 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
516
517 cmd_argv[i] = NULL;
518 }
519
520 /* clear all resources */
521 for (i = 0; i < NUM_RESOURCES;)
522 rs[i++] = NULL;
523
524 rs[Rs_name] = rxvt_r_basename (argv[0]);
525
526 /*
527 * Open display, get options/resources and create the window
528 */
529 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
530 rs[Rs_display_name] = ":0";
531
532 get_options (r_argc, r_argv);
533 free (r_argv);
534
535 #ifdef LOCAL_X_IS_UNIX
536 if (rs[Rs_display_name][0] == ':')
537 {
538 val = rxvt_malloc (5 + STRLEN (rs[Rs_display_name]));
539 STRCPY (val, "unix");
540 STRCAT (val, rs[Rs_display_name]);
541 display = displays.get (val);
542 free (val);
543 }
544 #endif
545
546 if (!display
547 && ! (display = displays.get (rs[Rs_display_name])))
548 {
549 rxvt_print_error ("can't open display %s", rs[Rs_display_name]);
550 exit (EXIT_FAILURE);
551 }
552
553 extract_resources (display->display, rs[Rs_name]);
554
555 /*
556 * set any defaults not already set
557 */
558 if (cmd_argv && cmd_argv[0])
559 {
560 if (!rs[Rs_title])
561 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
562 if (!rs[Rs_iconName])
563 rs[Rs_iconName] = rs[Rs_title];
564 }
565 else
566 {
567 if (!rs[Rs_title])
568 rs[Rs_title] = rs[Rs_name];
569 if (!rs[Rs_iconName])
570 rs[Rs_iconName] = rs[Rs_name];
571 }
572
573 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
574 TermWin.saveLines = BOUND_POSITIVE_INT16 (i);
575
576 #ifndef NO_FRILLS
577 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
578 TermWin.int_bwidth = min (i, 100); /* arbitrary limit */
579 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
580 TermWin.ext_bwidth = min (i, 100); /* arbitrary limit */
581 #endif
582
583 #ifndef NO_LINESPACE
584 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
585 TermWin.lineSpace = min (i, 100); /* arbitrary limit */
586 #endif
587
588 #ifdef POINTER_BLANK
589 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
590 pointerBlankDelay = i;
591 else
592 pointerBlankDelay = 2;
593 #endif
594
595 /* no point having a scrollbar without having any scrollback! */
596 if (!TermWin.saveLines)
597 Options &= ~Opt_scrollBar;
598
599 #ifdef PRINTPIPE
600 if (!rs[Rs_print_pipe])
601 rs[Rs_print_pipe] = PRINTPIPE;
602 #endif
603
604 if (!rs[Rs_cutchars])
605 rs[Rs_cutchars] = CUTCHARS;
606
607 #ifdef ACS_ASCII
608 if (!rs[Rs_acs_chars])
609 rs[Rs_acs_chars] = ACS_CHARS;
610 if ((i = STRLEN (rs[Rs_acs_chars])) < 0x20)
611 {
612 val = rxvt_realloc ((void *)rs[Rs_acs_chars], 0x20);
613 for (; i < 0x20; )
614 val[i] = ' ';
615 rs[Rs_acs_chars] = val;
616 }
617 #endif
618
619 #ifndef NO_BACKSPACE_KEY
620 if (!rs[Rs_backspace_key])
621 # ifdef DEFAULT_BACKSPACE
622 key_backspace = DEFAULT_BACKSPACE;
623 # else
624 key_backspace = "DEC"; /* can toggle between \010 or \177 */
625 # endif
626 else
627 {
628 val = STRDUP (rs[Rs_backspace_key]);
629 rxvt_Str_trim (val);
630 rxvt_Str_escaped (val);
631 key_backspace = val;
632 }
633 #endif
634
635 #ifndef NO_DELETE_KEY
636 if (!rs[Rs_delete_key])
637 # ifdef DEFAULT_DELETE
638 key_delete = DEFAULT_DELETE;
639 # else
640 key_delete = "\033[3~";
641 # endif
642 else
643 {
644 val = STRDUP (rs[Rs_delete_key]);
645 rxvt_Str_trim (val);
646 rxvt_Str_escaped (val);
647 key_delete = val;
648 }
649 #endif
650 if (rs[Rs_answerbackstring])
651 {
652 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
653 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
654 }
655
656 if (rs[Rs_selectstyle])
657 {
658 if (STRNCASECMP (rs[Rs_selectstyle], "oldword", 7) == 0)
659 selection_style = OLD_WORD_SELECT;
660 #ifndef NO_OLD_SELECTION
661
662 else if (STRNCASECMP (rs[Rs_selectstyle], "old", 3) == 0)
663 selection_style = OLD_SELECT;
664 #endif
665
666 }
667
668 #ifdef HAVE_SCROLLBARS
669 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle],
670 rs[Rs_scrollBar_thickness]);
671 #endif
672
673 TermWin.fontset = new rxvt_fontset (this);
674 TermWin.fontset->populate (rs[Rs_font]);
675 TermWin.fwidth = TermWin.fontset->base_font ()->width;
676 TermWin.fheight = TermWin.fontset->base_font ()->height;
677 TermWin.fbase = TermWin.fontset->base_font ()->ascent;
678
679 #ifdef XTERM_REVERSE_VIDEO
680 /* this is how xterm implements reverseVideo */
681 if (Options & Opt_reverseVideo)
682 {
683 if (!rs[Rs_color + Color_fg])
684 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
685 if (!rs[Rs_color + Color_bg])
686 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
687 }
688 #endif
689
690 for (i = 0; i < NRS_COLORS; i++)
691 if (!rs[Rs_color + i])
692 rs[Rs_color + i] = def_colorName[i];
693
694 #ifndef XTERM_REVERSE_VIDEO
695 /* this is how we implement reverseVideo */
696 if (Options & Opt_reverseVideo)
697 SWAP_IT (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
698 #endif
699
700 /* convenient aliases for setting fg/bg to colors */
701 color_aliases (Color_fg);
702 color_aliases (Color_bg);
703 #ifndef NO_CURSORCOLOR
704 color_aliases (Color_cursor);
705 color_aliases (Color_cursor2);
706 #endif /* NO_CURSORCOLOR */
707 color_aliases (Color_pointer);
708 color_aliases (Color_border);
709 #ifndef NO_BOLD_UNDERLINE_REVERSE
710 color_aliases (Color_BD);
711 color_aliases (Color_UL);
712 color_aliases (Color_RV);
713 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
714
715 return cmd_argv;
716 }
717
718 /*----------------------------------------------------------------------*/
719 void
720 rxvt_term::init_env ()
721 {
722 int i;
723 unsigned int u;
724 char *val;
725
726 #ifdef DISPLAY_IS_IP
727 /* Fixup display_name for export over pty to any interested terminal
728 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
729 * (for the first non-loopback interface) that we get from
730 * rxvt_network_display (). This is more "name-resolution-portable", if you
731 * will, and probably allows for faster x-client startup if your name
732 * server is beyond a slow link or overloaded at client startup. Of
733 * course that only helps the shell's child processes, not us.
734 *
735 * Giving out the display_name also affords a potential security hole
736 */
737 val = rxvt_network_display (rs[Rs_display_name]);
738 rs[Rs_display_name] = (const char *)val;
739
740 if (val == NULL)
741 #endif /* DISPLAY_IS_IP */
742 val = XDisplayString (display->display);
743
744 if (rs[Rs_display_name] == NULL)
745 rs[Rs_display_name] = val; /* use broken `:0' value */
746
747 i = STRLEN (val);
748 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
749
750 sprintf (env_display, "DISPLAY=%s", val);
751
752 /* avoiding the math library:
753 * i = (int) (ceil (log10 ((unsigned int)TermWin.parent[0]))) */
754 for (i = 0, u = (unsigned int)TermWin.parent[0]; u; u /= 10, i++)
755 ;
756 MAX_IT (i, 1);
757 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
758
759 sprintf (env_windowid, "WINDOWID=%u",
760 (unsigned int)TermWin.parent[0]);
761
762 /* add entries to the environment:
763 * @ DISPLAY: in case we started with -display
764 * @ WINDOWID: X window id number of the window
765 * @ COLORTERM: terminal sub-name and also indicates its color
766 * @ TERM: terminal name
767 * @ TERMINFO: path to terminfo directory
768 * @ COLORFGBG: fg;bg color codes
769 */
770 putenv (env_display);
771 putenv (env_windowid);
772 if (env_colorfgbg)
773 putenv (env_colorfgbg);
774
775 #ifdef RXVT_TERMINFO
776 putenv ("TERMINFO=" RXVT_TERMINFO);
777 #endif
778
779 if (display->depth <= 2)
780 putenv ("COLORTERM=" COLORTERMENV "-mono");
781 else
782 putenv ("COLORTERM=" COLORTERMENVFULL);
783
784 if (rs[Rs_term_name] != NULL)
785 {
786 env_term = (char *)rxvt_malloc ((STRLEN (rs[Rs_term_name]) + 6) * sizeof (char));
787 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
788 putenv (env_term);
789 }
790 else
791 putenv ("TERM=" TERMENV);
792
793 #ifdef HAVE_UNSETENV
794 /* avoid passing old settings and confusing term size */
795 unsetenv ("LINES");
796 unsetenv ("COLUMNS");
797 unsetenv ("TERMCAP"); /* terminfo should be okay */
798 #endif /* HAVE_UNSETENV */
799 }
800
801 /*----------------------------------------------------------------------*/
802 /*
803 * This is more or less stolen straight from XFree86 xterm.
804 * This should support all European type languages.
805 */
806 void
807 rxvt_term::set_locale (const char *locale)
808 {
809 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
810 free (this->locale);
811 this->locale = rxvt_strdup (setlocale (LC_CTYPE, ""));
812 SET_LOCALE (this->locale);
813 mbstate.reset ();
814 #endif
815 #if HAVE_NL_LANGINFO
816 free (codeset);
817 codeset = strdup (nl_langinfo (CODESET));
818 enc_utf8 = !STRCASECMP (codeset, "UTF-8")
819 || !STRCASECMP (codeset, "UTF8");
820 #else
821 enc_utf8 = 1;
822 #endif
823 }
824
825 void
826 rxvt_term::init_xlocale ()
827 {
828 #ifdef USE_XIM
829 if (!locale)
830 rxvt_print_error ("Setting locale failed.");
831 else
832 {
833 Atom wmlocale;
834
835 wmlocale = XInternAtom (display->display, "WM_LOCALE_NAME", False);
836 XChangeProperty (display->display, TermWin.parent[0], wmlocale,
837 XA_STRING, 8, PropModeReplace,
838 (unsigned char *)locale, STRLEN (locale));
839
840 if (!XSupportsLocale ())
841 {
842 rxvt_print_error ("The locale is not supported by Xlib");
843 return;
844 }
845
846 im_ev.start (display);
847
848 /* see if we can connect already */
849 im_cb ();
850 }
851 #endif
852 }
853
854 /*----------------------------------------------------------------------*/
855 void
856 rxvt_term::init_command (const char *const *argv)
857 {
858 /*
859 * Initialize the command connection.
860 * This should be called after the X server connection is established.
861 */
862 int i;
863
864 for (i = 0; i < NUM_XA; i++)
865 xa[i] = XInternAtom (display->display, xa_names[i], False);
866
867 /* Enable delete window protocol */
868 XSetWMProtocols (display->display, TermWin.parent[0],
869 & (xa[XA_WMDELETEWINDOW]), 1);
870
871 #ifdef USING_W11LIB
872 /* enable W11 callbacks */
873 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
874 #endif
875
876 #ifdef META8_OPTION
877 meta_char = (Options & Opt_meta8 ? 0x80 : C0_ESC);
878 #endif
879
880 get_ourmods ();
881
882 if (! (Options & Opt_scrollTtyOutput))
883 PrivateModes |= PrivMode_TtyOutputInh;
884 if (Options & Opt_scrollTtyKeypress)
885 PrivateModes |= PrivMode_Keypress;
886 if (! (Options & Opt_jumpScroll))
887 PrivateModes |= PrivMode_smoothScroll;
888
889 #ifndef NO_BACKSPACE_KEY
890 if (STRCMP (key_backspace, "DEC") == 0)
891 PrivateModes |= PrivMode_HaveBackSpace;
892 #endif
893
894 /* add value for scrollBar */
895 if (scrollbar_visible ())
896 {
897 PrivateModes |= PrivMode_scrollBar;
898 SavedModes |= PrivMode_scrollBar;
899 }
900 if (menubar_visible ())
901 {
902 PrivateModes |= PrivMode_menuBar;
903 SavedModes |= PrivMode_menuBar;
904 }
905
906 #ifdef GREEK_SUPPORT
907 greek_init ();
908 #endif
909
910 #ifdef CURSOR_BLINK
911 if (Options & Opt_cursorBlink)
912 (void)gettimeofday (&lastcursorchange, NULL);
913 #endif
914
915 if ((cmd_fd = run_command (argv)) < 0)
916 {
917 rxvt_print_error ("aborting");
918 exit (EXIT_FAILURE);
919 }
920 }
921
922 /*----------------------------------------------------------------------*/
923 void
924 rxvt_term::Get_Colours ()
925 {
926 int i;
927
928 for (i = 0; i < (XDEPTH <= 2 ? 2 : NRS_COLORS); i++)
929 {
930 rxvt_color xcol;
931
932 if (!rs[Rs_color + i])
933 continue;
934
935 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
936 {
937 #ifndef XTERM_REVERSE_VIDEO
938 if (i < 2 && (Options & Opt_reverseVideo))
939 rs[Rs_color + i] = def_colorName[!i];
940 else
941 #endif
942 rs[Rs_color + i] = def_colorName[i];
943
944 if (!rs[Rs_color + i])
945 continue;
946
947 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
948 {
949 switch (i)
950 {
951 case Color_fg:
952 case Color_bg:
953 /* fatal: need bg/fg color */
954 rxvt_print_error ("aborting");
955 exit (EXIT_FAILURE);
956 /* NOTREACHED */
957 break;
958 #ifndef NO_CURSORCOLOR
959 case Color_cursor2:
960 xcol = PixColors[Color_fg];
961 break;
962 #endif /* ! NO_CURSORCOLOR */
963 case Color_pointer:
964 xcol = PixColors[Color_fg];
965 break;
966 default:
967 xcol = PixColors[Color_bg]; /* None */
968 break;
969 }
970 }
971 }
972
973 PixColors[i] = xcol;
974 SET_PIXCOLOR (i);
975 }
976
977 if (XDEPTH <= 2 || !rs[Rs_color + Color_pointer])
978 PixColors[Color_pointer] = PixColors[Color_fg];
979 if (XDEPTH <= 2 || !rs[Rs_color + Color_border])
980 PixColors[Color_border] = PixColors[Color_fg];
981
982 /*
983 * get scrollBar/menuBar shadow colors
984 *
985 * The calculations of topShadow/bottomShadow values are adapted
986 * from the fvwm window manager.
987 */
988 #ifdef KEEP_SCROLLCOLOR
989
990 if (XDEPTH <= 2)
991 { /* Monochrome */
992 PixColors[Color_scroll] = PixColors[Color_fg];
993 PixColors[Color_topShadow] = PixColors[Color_bg];
994 PixColors[Color_bottomShadow] = PixColors[Color_bg];
995 }
996 else
997 {
998 rxvt_color xcol[3];
999 /* xcol[0] == white
1000 * xcol[1] == top shadow
1001 * xcol[2] == bot shadow */
1002
1003 xcol[1] = PixColors[Color_scroll];
1004 # ifdef PREFER_24BIT
1005 xcol[0].set (display, 65535, 65535, 65535);
1006 /* XFreeColors (display->display, XCMAP, & (xcol[0].pixel), 1, ~0); */
1007 # else
1008 xcol[0].set (display, WhitePixel (display->display, display->screen));
1009 # endif
1010
1011 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
1012
1013 xcol[0].get (display, pr0, pg0, pb0);
1014 xcol[1].get (display, pr1, pg1, pb1);
1015
1016 /* bottomShadowColor */
1017 if (!xcol[2].set (display, pr1 / 2, pg1 / 2, pb1 / 2))
1018 xcol[2] = PixColors[Color_Black];
1019
1020 PixColors[Color_bottomShadow] = xcol[2];
1021
1022 /* topShadowColor */
1023 if (!xcol[1].set (display,
1024 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
1025 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
1026 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
1027 xcol[1] = PixColors[Color_White];
1028
1029 PixColors[Color_topShadow] = xcol[1];
1030 }
1031 #endif /* KEEP_SCROLLCOLOR */
1032 }
1033
1034 /*----------------------------------------------------------------------*/
1035 /* color aliases, fg/bg bright-bold */
1036 void
1037 rxvt_term::color_aliases (int idx)
1038 {
1039 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
1040 {
1041 int i = atoi (rs[Rs_color + idx]);
1042
1043 if (i >= 8 && i <= 15)
1044 { /* bright colors */
1045 i -= 8;
1046 #ifndef NO_BRIGHTCOLOR
1047 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
1048 return;
1049 #endif
1050
1051 }
1052
1053 if (i >= 0 && i <= 7) /* normal colors */
1054 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
1055 }
1056 }
1057
1058 /*----------------------------------------------------------------------*/
1059 /*
1060 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
1061 * Use resource ``modifier'' to override the Meta modifier
1062 */
1063 void
1064 rxvt_term::get_ourmods ()
1065 {
1066 int i, j, k;
1067 int requestedmeta, realmeta, realalt;
1068 const char *cm, *rsmod;
1069 XModifierKeymap *map;
1070 KeyCode *kc;
1071 const unsigned int modmasks[] =
1072 {
1073 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
1074 };
1075
1076 requestedmeta = realmeta = realalt = 0;
1077 rsmod = rs[Rs_modifier];
1078 if (rsmod
1079 && STRCASECMP (rsmod, "mod1") >= 0 && STRCASECMP (rsmod, "mod5") <= 0)
1080 requestedmeta = rsmod[3] - '0';
1081
1082 map = XGetModifierMapping (display->display);
1083 kc = map->modifiermap;
1084 for (i = 1; i < 6; i++)
1085 {
1086 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
1087 for (j = map->max_keypermod; j--; k++)
1088 {
1089 if (kc[k] == 0)
1090 break;
1091 switch (XKeycodeToKeysym (display->display, kc[k], 0))
1092 {
1093 case XK_Num_Lock:
1094 ModNumLockMask = modmasks[i - 1];
1095 /* FALLTHROUGH */
1096 default:
1097 continue; /* for (;;) */
1098 case XK_Meta_L:
1099 case XK_Meta_R:
1100 cm = "meta";
1101 realmeta = i;
1102 break;
1103 case XK_Alt_L:
1104 case XK_Alt_R:
1105 cm = "alt";
1106 realalt = i;
1107 break;
1108 case XK_Super_L:
1109 case XK_Super_R:
1110 cm = "super";
1111 break;
1112 case XK_Hyper_L:
1113 case XK_Hyper_R:
1114 cm = "hyper";
1115 break;
1116 }
1117 if (rsmod && STRNCASECMP (rsmod, cm, STRLEN (cm)) == 0)
1118 requestedmeta = i;
1119 }
1120 }
1121 XFreeModifiermap (map);
1122 i = (requestedmeta ? requestedmeta
1123 : (realmeta ? realmeta
1124 : (realalt ? realalt : 0)));
1125 if (i)
1126 ModMetaMask = modmasks[i - 1];
1127 }
1128
1129 /*----------------------------------------------------------------------*/
1130 /* rxvt_Create_Windows () - Open and map the window */
1131 void
1132 rxvt_term::create_windows (int argc, const char *const *argv)
1133 {
1134 XClassHint classHint;
1135 XWMHints wmHint;
1136 XGCValues gcvalue;
1137 long vt_emask;
1138
1139 XWindowAttributes gattr;
1140
1141 if (Options & Opt_transparent)
1142 {
1143 XGetWindowAttributes (display->display, RootWindow (display->display, display->screen), &gattr);
1144 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
1145 }
1146
1147 /* grab colors before netscape does */
1148 Get_Colours ();
1149
1150 change_font (1, NULL);
1151 window_calc (0, 0);
1152 old_width = szHint.width;
1153 old_height = szHint.height;
1154
1155 /* parent window - reverse video so we can see placement errors
1156 * sub-window placement & size in rxvt_resize_subwindows ()
1157 */
1158
1159 #ifdef PREFER_24BIT
1160 XSetWindowAttributes attributes;
1161
1162 attributes.background_pixel = PixColors[Color_fg];
1163 attributes.border_pixel = PixColors[Color_border];
1164 attributes.colormap = display->cmap;
1165 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
1166 szHint.x, szHint.y,
1167 szHint.width, szHint.height,
1168 TermWin.ext_bwidth,
1169 display->depth, InputOutput,
1170 display->visual,
1171 CWBackPixel | CWBorderPixel | CWColormap, &attributes);
1172 #else
1173 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
1174 szHint.x, szHint.y,
1175 szHint.width,
1176 szHint.height,
1177 TermWin.ext_bwidth,
1178 PixColors[Color_border],
1179 PixColors[Color_fg]);
1180 #endif
1181
1182 xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1183 xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1184
1185 classHint.res_name = (char *)rs[Rs_name];
1186 classHint.res_class = (char *)APL_CLASS;
1187
1188 wmHint.flags = (InputHint | StateHint | WindowGroupHint);
1189 wmHint.input = True;
1190 wmHint.initial_state = (Options & Opt_iconic ? IconicState
1191 : NormalState);
1192 wmHint.window_group = TermWin.parent[0];
1193
1194 XSetWMProperties (display->display, TermWin.parent[0], NULL, NULL,
1195 (char **)argv, argc, &szHint, &wmHint, &classHint);
1196
1197 XSelectInput (display->display, TermWin.parent[0],
1198 KeyPressMask
1199 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1200 | KeyReleaseMask
1201 #endif
1202 | FocusChangeMask | VisibilityChangeMask
1203 | StructureNotifyMask);
1204 termwin_ev.start (display, TermWin.parent[0]);
1205
1206 /* vt cursor: Black-on-White is standard, but this is more popular */
1207 TermWin_cursor = XCreateFontCursor (display->display, XC_xterm);
1208
1209 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1210 /* cursor (menuBar/scrollBar): Black-on-White */
1211 leftptr_cursor = XCreateFontCursor (display->display, XC_left_ptr);
1212 #endif
1213
1214 #ifdef POINTER_BLANK
1215 {
1216 XColor blackcolour;
1217 blackcolour.red = 0;
1218 blackcolour.green = 0;
1219 blackcolour.blue = 0;
1220 Font f = XLoadFont (display->display, "fixed");
1221 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1222 &blackcolour, &blackcolour);
1223 XUnloadFont (display->display, f);
1224 }
1225 #endif
1226
1227 /* the vt window */
1228 TermWin.vt = XCreateSimpleWindow (display->display, TermWin.parent[0],
1229 window_vt_x, window_vt_y,
1230 TermWin_TotalWidth (),
1231 TermWin_TotalHeight (),
1232 0,
1233 PixColors[Color_fg],
1234 PixColors[Color_bg]);
1235
1236 #ifdef DEBUG_X
1237 XStoreName (display->display, TermWin.vt, "vt window");
1238 #endif
1239
1240 vt_emask = (ExposureMask | ButtonPressMask | ButtonReleaseMask
1241 | PropertyChangeMask);
1242
1243 #ifdef POINTER_BLANK
1244 pointer_unblank ();
1245
1246 if ((Options & Opt_pointerBlank))
1247 vt_emask |= PointerMotionMask;
1248 else
1249 #endif
1250 vt_emask |= (Button1MotionMask | Button3MotionMask);
1251
1252 XSelectInput (display->display, TermWin.vt, vt_emask);
1253 vt_ev.start (display, TermWin.vt);
1254
1255 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1256 if (menuBar_height ())
1257 {
1258 menuBar.win = XCreateSimpleWindow (display->display, TermWin.parent[0],
1259 window_vt_x, 0,
1260 TermWin_TotalWidth (),
1261 menuBar_TotalHeight (),
1262 0,
1263 PixColors[Color_fg],
1264 PixColors[Color_scroll]);
1265 #ifdef DEBUG_X
1266 XStoreName (display->display, menuBar.win, "menubar");
1267 #endif
1268
1269 XDefineCursor (display->display, menuBar.win, pointer_leftptr);
1270
1271 XSelectInput (display->display, menuBar.win,
1272 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1273 | Button1MotionMask));
1274 menubar_ev.start (display, menuBar.win);
1275 }
1276 #endif
1277
1278 #ifdef XPM_BACKGROUND
1279 if (rs[Rs_backgroundPixmap] != NULL
1280 && ! (Options & Opt_transparent))
1281 {
1282 const char *p = rs[Rs_backgroundPixmap];
1283
1284 if ((p = STRCHR (p, ';')) != NULL)
1285 {
1286 p++;
1287 scale_pixmap (p);
1288 }
1289 set_bgPixmap (rs[Rs_backgroundPixmap]);
1290 scr_touch (True);
1291 }
1292 #endif
1293
1294 /* graphics context for the vt window */
1295 gcvalue.foreground = PixColors[Color_fg];
1296 gcvalue.background = PixColors[Color_bg];
1297 gcvalue.graphics_exposures = 1;
1298 TermWin.gc = XCreateGC (display->display, TermWin.vt,
1299 GCForeground | GCBackground
1300 | GCGraphicsExposures, &gcvalue);
1301
1302 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1303 gcvalue.foreground = PixColors[Color_topShadow];
1304 topShadowGC = XCreateGC (display->display, TermWin.vt,
1305 GCForeground, &gcvalue);
1306 gcvalue.foreground = PixColors[Color_bottomShadow];
1307 botShadowGC = XCreateGC (display->display, TermWin.vt,
1308 GCForeground, &gcvalue);
1309 gcvalue.foreground = PixColors[ (XDEPTH <= 2 ? Color_fg
1310 : Color_scroll)];
1311 scrollbarGC = XCreateGC (display->display, TermWin.vt,
1312 GCForeground, &gcvalue);
1313 #endif
1314 }
1315
1316 /*----------------------------------------------------------------------*/
1317 /*
1318 * Run the command in a subprocess and return a file descriptor for the
1319 * master end of the pseudo-teletype pair with the command talking to
1320 * the slave.
1321 */
1322 int
1323 rxvt_term::run_command (const char *const *argv)
1324 {
1325 int cfd, er;
1326
1327 /* get master (pty) */
1328 if ((cfd = rxvt_get_pty (& (tty_fd), & (ttydev))) < 0)
1329 {
1330 rxvt_print_error ("can't open pseudo-tty");
1331 return -1;
1332 }
1333
1334 fcntl (cfd, F_SETFL, O_NONBLOCK);
1335
1336 /* get slave (tty) */
1337 if (tty_fd < 0)
1338 {
1339 #ifndef NO_SETOWNER_TTYDEV
1340 privileged_ttydev (SAVE);
1341 #endif
1342
1343 if ((tty_fd = rxvt_get_tty (ttydev)) < 0)
1344 {
1345 close (cfd);
1346 rxvt_print_error ("can't open slave tty %s", ttydev);
1347 return -1;
1348 }
1349 }
1350 #ifndef NO_BACKSPACE_KEY
1351 if (key_backspace[0] && !key_backspace[1])
1352 er = key_backspace[0];
1353 else if (STRCMP (key_backspace, "DEC") == 0)
1354 er = '\177'; /* the initial state anyway */
1355 else
1356 #endif
1357
1358 er = -1;
1359
1360 rxvt_get_ttymode (& (tio), er);
1361
1362 #ifndef __QNX__
1363 /* spin off the command interpreter */
1364 switch (cmd_pid = fork ())
1365 {
1366 case -1:
1367 rxvt_print_error ("can't fork");
1368 return -1;
1369 case 0:
1370 close (cfd); /* only keep tty_fd and STDERR open */
1371
1372 init_env ();
1373
1374 if (rxvt_control_tty (tty_fd, ttydev) < 0)
1375 rxvt_print_error ("could not obtain control of tty");
1376 else
1377 {
1378 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1379 dup2 (tty_fd, STDIN_FILENO);
1380 dup2 (tty_fd, STDOUT_FILENO);
1381 dup2 (tty_fd, STDERR_FILENO);
1382
1383 if (tty_fd > 2)
1384 close (tty_fd);
1385
1386 run_child (argv);
1387 }
1388 exit (EXIT_FAILURE);
1389 /* NOTREACHED */
1390 default:
1391 {
1392 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1393 int fdstdin;
1394
1395 fdstdin = dup (STDIN_FILENO);
1396 dup2 (tty_fd, STDIN_FILENO);
1397 #endif
1398
1399 #ifdef UTMP_SUPPORT
1400 privileged_utmp (SAVE);
1401 #endif
1402
1403 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1404
1405 dup2 (fdstdin, STDIN_FILENO);
1406 close (fdstdin);
1407 #endif
1408
1409 }
1410 close (tty_fd); /* keep STDERR_FILENO, cmd_fd, display->fd () open */
1411 break;
1412 }
1413 #else /* __QNX__ uses qnxspawn () */
1414 fchmod (tty_fd, 0622);
1415 fcntl (tty_fd, F_SETFD, FD_CLOEXEC);
1416 fcntl (cfd, F_SETFD, FD_CLOEXEC);
1417
1418 if (run_child (argv) == -1)
1419 exit (EXIT_FAILURE);
1420 #endif
1421
1422 return cfd;
1423 }
1424
1425 /* ------------------------------------------------------------------------- *
1426 * CHILD PROCESS OPERATIONS *
1427 * ------------------------------------------------------------------------- */
1428 /*
1429 * The only open file descriptor is the slave tty - so no error messages.
1430 * returns are fatal
1431 */
1432 int
1433 rxvt_term::run_child (const char *const *argv)
1434 {
1435 char *login;
1436
1437 SET_TTYMODE (STDIN_FILENO, & (tio)); /* init terminal attributes */
1438
1439 if (Options & Opt_console)
1440 { /* be virtual console, fail silently */
1441 #ifdef TIOCCONS
1442 unsigned int on = 1;
1443
1444 ioctl (STDIN_FILENO, TIOCCONS, &on);
1445 #elif defined (SRIOCSREDIR)
1446 int fd;
1447
1448 fd = open (CONSOLE, O_WRONLY, 0);
1449 if (fd >= 0)
1450 {
1451 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1452 close (fd);
1453 }
1454 #endif /* SRIOCSREDIR */
1455
1456 }
1457
1458 /* reset signals and spin off the command interpreter */
1459 signal (SIGINT, SIG_DFL);
1460 signal (SIGQUIT, SIG_DFL);
1461 signal (SIGCHLD, SIG_DFL);
1462 /*
1463 * mimick login's behavior by disabling the job control signals
1464 * a shell that wants them can turn them back on
1465 */
1466 #ifdef SIGTSTP
1467 signal (SIGTSTP, SIG_IGN);
1468 signal (SIGTTIN, SIG_IGN);
1469 signal (SIGTTOU, SIG_IGN);
1470 #endif /* SIGTSTP */
1471
1472 /* set window size */
1473 struct winsize ws;
1474
1475 ws.ws_col = TermWin.ncol;
1476 ws.ws_row = TermWin.nrow;
1477 ws.ws_xpixel = ws.ws_ypixel = 0;
1478 (void)ioctl (STDIN_FILENO, TIOCSWINSZ, &ws);
1479
1480 // unblock signals (signals are blocked by iom.C
1481 sigset_t ss;
1482 sigemptyset (&ss);
1483 sigprocmask (SIG_SETMASK, &ss, 0);
1484
1485 #ifndef __QNX__
1486 /* command interpreter path */
1487 if (argv != NULL)
1488 {
1489 # ifdef DEBUG_CMD
1490 int i;
1491
1492 for (i = 0; argv[i]; i++)
1493 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1494 # endif
1495
1496 execvp (argv[0], (char *const *)argv);
1497 /* no error message: STDERR is closed! */
1498 }
1499 else
1500 {
1501 const char *argv0, *shell;
1502
1503 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1504 shell = "/bin/sh";
1505
1506 argv0 = (const char *)rxvt_r_basename (shell);
1507 if (Options & Opt_loginShell)
1508 {
1509 login = (char *)rxvt_malloc ((STRLEN (argv0) + 2) * sizeof (char));
1510
1511 login[0] = '-';
1512 STRCPY (&login[1], argv0);
1513 argv0 = login;
1514 }
1515 execlp (shell, argv0, NULL);
1516 /* no error message: STDERR is closed! */
1517 }
1518
1519 #else /* __QNX__ uses qnxspawn () */
1520
1521 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1522 char *command = NULL, fullcommand[_MAX_PATH];
1523 char **arg_v, *arg_a[2] = { NULL, NULL };
1524
1525 if (argv != NULL)
1526 {
1527 if (access (argv[0], X_OK) == -1)
1528 {
1529 if (STRCHR (argv[0], '/') == NULL)
1530 {
1531 searchenv (argv[0], "PATH", fullcommand);
1532 if (fullcommand[0] != '\0')
1533 command = fullcommand;
1534 }
1535 if (access (command, X_OK) == -1)
1536 return -1;
1537 }
1538 else
1539 command = argv[0];
1540 arg_v = argv;
1541 }
1542 else
1543 {
1544 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1545 command = "/bin/sh";
1546
1547 arg_a[0] = my_basename (command);
1548 if (Options & Opt_loginShell)
1549 {
1550 login = rxvt_malloc ((STRLEN (arg_a[0]) + 2) * sizeof (char));
1551
1552 login[0] = '-';
1553 STRCPY (&login[1], arg_a[0]);
1554 arg_a[0] = login;
1555 }
1556 arg_v = arg_a;
1557 }
1558 iov_a[0] = iov_a[1] = iov_a[2] = tty_fd;
1559 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1560 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1561 command, arg_v, environ, iov_a, 0);
1562 if (login)
1563 free (login);
1564
1565 close (tty_fd);
1566 return cmd_fd;
1567
1568 #endif
1569 return -1;
1570 }
1571
1572 /* ------------------------------------------------------------------------- *
1573 * GET TTY CURRENT STATE *
1574 * ------------------------------------------------------------------------- */
1575 /* rxvt_get_ttymode () */
1576 /* EXTPROTO */
1577 void
1578 rxvt_get_ttymode (ttymode_t *tio, int erase)
1579 {
1580 #ifdef HAVE_TERMIOS_H
1581 /*
1582 * standard System V termios interface
1583 */
1584 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1585 {
1586 /* return error - use system defaults */
1587 tio->c_cc[VINTR] = CINTR;
1588 tio->c_cc[VQUIT] = CQUIT;
1589 tio->c_cc[VERASE] = CERASE;
1590 tio->c_cc[VKILL] = CKILL;
1591 tio->c_cc[VSTART] = CSTART;
1592 tio->c_cc[VSTOP] = CSTOP;
1593 tio->c_cc[VSUSP] = CSUSP;
1594 # ifdef VDSUSP
1595
1596 tio->c_cc[VDSUSP] = CDSUSP;
1597 # endif
1598 # ifdef VREPRINT
1599
1600 tio->c_cc[VREPRINT] = CRPRNT;
1601 # endif
1602 # ifdef VDISCRD
1603
1604 tio->c_cc[VDISCRD] = CFLUSH;
1605 # endif
1606 # ifdef VWERSE
1607
1608 tio->c_cc[VWERSE] = CWERASE;
1609 # endif
1610 # ifdef VLNEXT
1611
1612 tio->c_cc[VLNEXT] = CLNEXT;
1613 # endif
1614
1615 }
1616 tio->c_cc[VEOF] = CEOF;
1617 tio->c_cc[VEOL] = VDISABLE;
1618 # ifdef VEOL2
1619
1620 tio->c_cc[VEOL2] = VDISABLE;
1621 # endif
1622 # ifdef VSWTC
1623
1624 tio->c_cc[VSWTC] = VDISABLE;
1625 # endif
1626 # ifdef VSWTCH
1627
1628 tio->c_cc[VSWTCH] = VDISABLE;
1629 # endif
1630 # if VMIN != VEOF
1631
1632 tio->c_cc[VMIN] = 1;
1633 # endif
1634 # if VTIME != VEOL
1635
1636 tio->c_cc[VTIME] = 0;
1637 # endif
1638
1639 if (erase != -1)
1640 tio->c_cc[VERASE] = (char)erase;
1641
1642 /* input modes */
1643 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1644 # ifdef IMAXBEL
1645 | IMAXBEL
1646 # endif
1647 | IXON);
1648
1649 /* output modes */
1650 tio->c_oflag = (OPOST | ONLCR);
1651
1652 /* control modes */
1653 tio->c_cflag = (CS8 | CREAD);
1654
1655 /* line discipline modes */
1656 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1657 # if defined (ECHOCTL) && defined (ECHOKE)
1658 | ECHOCTL | ECHOKE
1659 # endif
1660 | ECHOE | ECHOK);
1661 # else /* HAVE_TERMIOS_H */
1662
1663 /*
1664 * sgtty interface
1665 */
1666
1667 /* get parameters -- gtty */
1668 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1669 {
1670 tio->sg.sg_erase = CERASE; /* ^H */
1671 tio->sg.sg_kill = CKILL; /* ^U */
1672 }
1673 if (erase != -1)
1674 tio->sg.sg_erase = (char)erase;
1675
1676 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1677
1678 /* get special characters */
1679 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1680 {
1681 tio->tc.t_intrc = CINTR; /* ^C */
1682 tio->tc.t_quitc = CQUIT; /* ^\ */
1683 tio->tc.t_startc = CSTART; /* ^Q */
1684 tio->tc.t_stopc = CSTOP; /* ^S */
1685 tio->tc.t_eofc = CEOF; /* ^D */
1686 tio->tc.t_brkc = -1;
1687 }
1688 /* get local special chars */
1689 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1690 {
1691 tio->lc.t_suspc = CSUSP; /* ^Z */
1692 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1693 tio->lc.t_rprntc = CRPRNT; /* ^R */
1694 tio->lc.t_flushc = CFLUSH; /* ^O */
1695 tio->lc.t_werasc = CWERASE; /* ^W */
1696 tio->lc.t_lnextc = CLNEXT; /* ^V */
1697 }
1698 /* get line discipline */
1699 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1700 # ifdef NTTYDISC
1701
1702 tio->line = NTTYDISC;
1703 # endif /* NTTYDISC */
1704
1705 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1706 #endif /* HAVE_TERMIOS_H */
1707
1708 /*
1709 * Debugging
1710 */
1711 #ifdef DEBUG_TTYMODE
1712 #ifdef HAVE_TERMIOS_H
1713 /* c_iflag bits */
1714 fprintf (stderr, "Input flags\n");
1715
1716 /* cpp token stringize doesn't work on all machines <sigh> */
1717 # define FOO(flag,name) \
1718 if ((tio->c_iflag) & flag) \
1719 fprintf (stderr, "%s ", name)
1720
1721 /* c_iflag bits */
1722 FOO (IGNBRK, "IGNBRK");
1723 FOO (BRKINT, "BRKINT");
1724 FOO (IGNPAR, "IGNPAR");
1725 FOO (PARMRK, "PARMRK");
1726 FOO (INPCK, "INPCK");
1727 FOO (ISTRIP, "ISTRIP");
1728 FOO (INLCR, "INLCR");
1729 FOO (IGNCR, "IGNCR");
1730 FOO (ICRNL, "ICRNL");
1731 FOO (IXON, "IXON");
1732 FOO (IXOFF, "IXOFF");
1733 # ifdef IUCLC
1734
1735 FOO (IUCLC, "IUCLC");
1736 # endif
1737 # ifdef IXANY
1738
1739 FOO (IXANY, "IXANY");
1740 # endif
1741 # ifdef IMAXBEL
1742
1743 FOO (IMAXBEL, "IMAXBEL");
1744 # endif
1745
1746 fprintf (stderr, "\n");
1747
1748 # undef FOO
1749 # define FOO(entry, name) \
1750 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1751
1752 FOO (VINTR, "VINTR");
1753 FOO (VQUIT, "VQUIT");
1754 FOO (VERASE, "VERASE");
1755 FOO (VKILL, "VKILL");
1756 FOO (VEOF, "VEOF");
1757 FOO (VEOL, "VEOL");
1758 # ifdef VEOL2
1759
1760 FOO (VEOL2, "VEOL2");
1761 # endif
1762 # ifdef VSWTC
1763
1764 FOO (VSWTC, "VSWTC");
1765 # endif
1766 # ifdef VSWTCH
1767
1768 FOO (VSWTCH, "VSWTCH");
1769 # endif
1770
1771 FOO (VSTART, "VSTART");
1772 FOO (VSTOP, "VSTOP");
1773 FOO (VSUSP, "VSUSP");
1774 # ifdef VDSUSP
1775
1776 FOO (VDSUSP, "VDSUSP");
1777 # endif
1778 # ifdef VREPRINT
1779
1780 FOO (VREPRINT, "VREPRINT");
1781 # endif
1782 # ifdef VDISCRD
1783
1784 FOO (VDISCRD, "VDISCRD");
1785 # endif
1786 # ifdef VWERSE
1787
1788 FOO (VWERSE, "VWERSE");
1789 # endif
1790 # ifdef VLNEXT
1791
1792 FOO (VLNEXT, "VLNEXT");
1793 # endif
1794
1795 fprintf (stderr, "\n");
1796 # undef FOO
1797 # endif /* HAVE_TERMIOS_H */
1798 #endif /* DEBUG_TTYMODE */
1799 }
1800
1801 /*----------------------- end-of-file (C source) -----------------------*/