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Revision: 1.153
Committed: Wed Jan 25 02:42:06 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.152: +27 -91 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) 2003-2006 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 "rxvtutil.h"
37 #include "init.h"
38
39 #include <limits>
40
41 #include <csignal>
42
43 const char *const def_colorName[] =
44 {
45 COLOR_FOREGROUND,
46 COLOR_BACKGROUND,
47 /* low-intensity colors */
48 "Black", /* 0: black (#000000) */
49 "Red3", /* 1: red (#CD0000) */
50 "Green3", /* 2: green (#00CD00) */
51 "Yellow3", /* 3: yellow (#CDCD00) */
52 "Blue3", /* 4: blue (#0000CD) */
53 "Magenta3", /* 5: magenta (#CD00CD) */
54 "Cyan3", /* 6: cyan (#00CDCD) */
55 # ifdef XTERM_COLORS
56 "Grey90", /* 7: white (#E5E5E5) */
57 # else
58 "AntiqueWhite", /* 7: white (#FAEBD7) */
59 # endif
60 /* high-intensity colors */
61 # ifdef XTERM_COLORS
62 "Grey30", /* 8: bright black (#4D4D4D) */
63 # else
64 "Grey25", /* 8: bright black (#404040) */
65 # endif
66 "Red", /* 1/9: bright red (#FF0000) */
67 "Green", /* 2/10: bright green (#00FF00) */
68 "Yellow", /* 3/11: bright yellow (#FFFF00) */
69 "Blue", /* 4/12: bright blue (#0000FF) */
70 "Magenta", /* 5/13: bright magenta (#FF00FF) */
71 "Cyan", /* 6/14: bright cyan (#00FFFF) */
72 "White", /* 7/15: bright white (#FFFFFF) */
73
74 // 88 xterm colours
75 "rgb:00/00/00",
76 "rgb:00/00/8b",
77 "rgb:00/00/cd",
78 "rgb:00/00/ff",
79 "rgb:00/8b/00",
80 "rgb:00/8b/8b",
81 "rgb:00/8b/cd",
82 "rgb:00/8b/ff",
83 "rgb:00/cd/00",
84 "rgb:00/cd/8b",
85 "rgb:00/cd/cd",
86 "rgb:00/cd/ff",
87 "rgb:00/ff/00",
88 "rgb:00/ff/8b",
89 "rgb:00/ff/cd",
90 "rgb:00/ff/ff",
91 "rgb:8b/00/00",
92 "rgb:8b/00/8b",
93 "rgb:8b/00/cd",
94 "rgb:8b/00/ff",
95 "rgb:8b/8b/00",
96 "rgb:8b/8b/8b",
97 "rgb:8b/8b/cd",
98 "rgb:8b/8b/ff",
99 "rgb:8b/cd/00",
100 "rgb:8b/cd/8b",
101 "rgb:8b/cd/cd",
102 "rgb:8b/cd/ff",
103 "rgb:8b/ff/00",
104 "rgb:8b/ff/8b",
105 "rgb:8b/ff/cd",
106 "rgb:8b/ff/ff",
107 "rgb:cd/00/00",
108 "rgb:cd/00/8b",
109 "rgb:cd/00/cd",
110 "rgb:cd/00/ff",
111 "rgb:cd/8b/00",
112 "rgb:cd/8b/8b",
113 "rgb:cd/8b/cd",
114 "rgb:cd/8b/ff",
115 "rgb:cd/cd/00",
116 "rgb:cd/cd/8b",
117 "rgb:cd/cd/cd",
118 "rgb:cd/cd/ff",
119 "rgb:cd/ff/00",
120 "rgb:cd/ff/8b",
121 "rgb:cd/ff/cd",
122 "rgb:cd/ff/ff",
123 "rgb:ff/00/00",
124 "rgb:ff/00/8b",
125 "rgb:ff/00/cd",
126 "rgb:ff/00/ff",
127 "rgb:ff/8b/00",
128 "rgb:ff/8b/8b",
129 "rgb:ff/8b/cd",
130 "rgb:ff/8b/ff",
131 "rgb:ff/cd/00",
132 "rgb:ff/cd/8b",
133 "rgb:ff/cd/cd",
134 "rgb:ff/cd/ff",
135 "rgb:ff/ff/00",
136 "rgb:ff/ff/8b",
137 "rgb:ff/ff/cd",
138 "rgb:ff/ff/ff",
139 "rgb:2e/2e/2e",
140 "rgb:5c/5c/5c",
141 "rgb:73/73/73",
142 "rgb:8b/8b/8b",
143 "rgb:a2/a2/a2",
144 "rgb:b9/b9/b9",
145 "rgb:d0/d0/d0",
146 "rgb:e7/e7/e7",
147
148 #ifndef NO_CURSORCOLOR
149 COLOR_CURSOR_BACKGROUND,
150 COLOR_CURSOR_FOREGROUND,
151 #endif /* ! NO_CURSORCOLOR */
152 NULL, /* Color_pointer_fg */
153 NULL, /* Color_pointer_bg */
154 NULL, /* Color_border */
155 #ifndef NO_BOLD_UNDERLINE_REVERSE
156 NULL, /* Color_BD */
157 NULL, /* Color_IT */
158 NULL, /* Color_UL */
159 NULL, /* Color_RV */
160 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
161 #if ENABLE_FRILLS
162 NULL, // Color_underline
163 #endif
164 #ifdef OPTION_HC
165 NULL,
166 #endif
167 #ifdef KEEP_SCROLLCOLOR
168 COLOR_SCROLLBAR,
169 COLOR_SCROLLTROUGH,
170 #endif /* KEEP_SCROLLCOLOR */
171 #if TINTING
172 NULL,
173 #endif
174 #if OFF_FOCUS_FADING
175 "black",
176 #endif
177 };
178
179 bool
180 rxvt_term::init_vars ()
181 {
182 pix_colors_focused = new rxvt_color [TOTAL_COLORS];
183 #ifdef OFF_FOCUS_FADING
184 pix_colors_unfocused = new rxvt_color [TOTAL_COLORS];
185 #endif
186 pix_colors = pix_colors_focused;
187
188 if (pix_colors == NULL)
189 return false;
190
191 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
192 pixmap = None;
193 #endif
194
195 MEvent.time = CurrentTime;
196 MEvent.button = AnyButton;
197 options = DEFAULT_OPTIONS;
198 want_refresh = 1;
199 priv_modes = SavedModes = PrivMode_Default;
200 focus = 0;
201 ncol = 80;
202 nrow = 24;
203 int_bwidth = INTERNALBORDERWIDTH;
204 ext_bwidth = EXTERNALBORDERWIDTH;
205 lineSpace = LINESPACE;
206 saveLines = SAVELINES;
207 numpix_colors = TOTAL_COLORS;
208
209 refresh_limit = 1;
210 refresh_type = SLOW_REFRESH;
211 prev_nrow = prev_ncol = 0;
212
213 oldcursor.row = oldcursor.col = -1;
214 #ifdef XPM_BACKGROUND
215 /* bgPixmap.w = bgPixmap.h = 0; */
216 bgPixmap.x = bgPixmap.y = 50;
217 bgPixmap.pixmap = None;
218 #endif
219
220 last_bot = last_state = -1;
221
222 return true;
223 }
224
225 void
226 rxvt_term::init_secondary ()
227 {
228 int i;
229
230 /*
231 * Close all unused file descriptors
232 * We don't want them, we don't need them.
233 */
234 if ((i = open ("/dev/null", O_RDONLY)) < 0)
235 {
236 /* TODO: BOO HISS */
237 dup2 (STDERR_FILENO, STDIN_FILENO);
238 }
239 else if (i > STDIN_FILENO)
240 {
241 dup2 (i, STDIN_FILENO);
242 close (i);
243 }
244
245 dup2 (STDERR_FILENO, STDOUT_FILENO);
246
247 #if 0 // schmorp sayz closing filies is murder
248 for (i = STDERR_FILENO + 1; i < num_fds; i++)
249 {
250 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
251 if (i == 4 || i == 7)
252 continue;
253 #endif
254 close (i);
255 }
256 #endif
257 }
258
259 /*----------------------------------------------------------------------*/
260 const char **
261 rxvt_term::init_resources (int argc, const char *const *argv)
262 {
263 int i, r_argc;
264 char *val;
265 const char **cmd_argv, **r_argv;
266
267 /*
268 * Look for -exec option. Find => split and make cmd_argv[] of command args
269 */
270 for (r_argc = 0; r_argc < argc; r_argc++)
271 if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec"))
272 break;
273
274 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
275
276 for (i = 0; i < r_argc; i++)
277 r_argv[i] = (const char *)argv[i];
278
279 r_argv[i] = NULL;
280
281 if (r_argc == argc)
282 cmd_argv = NULL;
283 else
284 {
285 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
286
287 for (i = 0; i < argc - r_argc - 1; i++)
288 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
289
290 cmd_argv[i] = NULL;
291 }
292
293 rs[Rs_name] = rxvt_r_basename (argv[0]);
294
295 /*
296 * Open display, get options/resources and create the window
297 */
298
299 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
300 rs[Rs_display_name] = ":0";
301
302 get_options (r_argc, r_argv);
303
304 if (!(display = displays.get (rs[Rs_display_name])))
305 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
306
307 extract_resources ();
308
309 free (r_argv);
310
311 #if ENABLE_PERL
312 if (!rs[Rs_perl_ext_1])
313 rs[Rs_perl_ext_1] = "default";
314
315 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
316 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
317 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
318 {
319 rxvt_perl.init (this);
320 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
321 }
322 #endif
323
324 /*
325 * set any defaults not already set
326 */
327 if (cmd_argv && cmd_argv[0])
328 {
329 if (!rs[Rs_title])
330 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
331 if (!rs[Rs_iconName])
332 rs[Rs_iconName] = rs[Rs_title];
333 }
334 else
335 {
336 if (!rs[Rs_title])
337 rs[Rs_title] = rs[Rs_name];
338 if (!rs[Rs_iconName])
339 rs[Rs_iconName] = rs[Rs_name];
340 }
341
342 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
343 saveLines = min (i, MAX_SAVELINES);
344
345 #if ENABLE_FRILLS
346 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
347 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
348
349 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
350 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
351
352 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
353 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
354 #endif
355
356 #ifdef POINTER_BLANK
357 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
358 pointerBlankDelay = i;
359 else
360 pointerBlankDelay = 2;
361 #endif
362
363 /* no point having a scrollbar without having any scrollback! */
364 if (!saveLines)
365 set_option (Opt_scrollBar, 0);
366
367 #ifdef PRINTPIPE
368 if (!rs[Rs_print_pipe])
369 rs[Rs_print_pipe] = PRINTPIPE;
370 #endif
371
372 if (!rs[Rs_cutchars])
373 rs[Rs_cutchars] = CUTCHARS;
374
375 #ifndef NO_BACKSPACE_KEY
376 if (!rs[Rs_backspace_key])
377 # ifdef DEFAULT_BACKSPACE
378 key_backspace = DEFAULT_BACKSPACE;
379 # else
380 key_backspace = "DEC"; /* can toggle between \010 or \177 */
381 # endif
382 else
383 {
384 val = strdup (rs[Rs_backspace_key]);
385 rxvt_Str_trim (val);
386 rxvt_Str_escaped (val);
387 key_backspace = val;
388 }
389 #endif
390
391 #ifndef NO_DELETE_KEY
392 if (!rs[Rs_delete_key])
393 # ifdef DEFAULT_DELETE
394 key_delete = DEFAULT_DELETE;
395 # else
396 key_delete = "\033[3~";
397 # endif
398 else
399 {
400 val = strdup (rs[Rs_delete_key]);
401 rxvt_Str_trim (val);
402 rxvt_Str_escaped (val);
403 key_delete = val;
404 }
405 #endif
406 if (rs[Rs_answerbackstring])
407 {
408 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
409 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
410 }
411
412 #ifdef HAVE_SCROLLBARS
413 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
414 #endif
415
416 #ifdef XTERM_REVERSE_VIDEO
417 /* this is how xterm implements reverseVideo */
418 if (OPTION (Opt_reverseVideo))
419 {
420 if (!rs[Rs_color + Color_fg])
421 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
422 if (!rs[Rs_color + Color_bg])
423 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
424 }
425 #endif
426
427 for (i = 0; i < NRS_COLORS; i++)
428 if (!rs[Rs_color + i])
429 rs[Rs_color + i] = def_colorName[i];
430
431 #ifndef XTERM_REVERSE_VIDEO
432 /* this is how we implement reverseVideo */
433 if (OPTION (Opt_reverseVideo))
434 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
435 #endif
436
437 /* convenient aliases for setting fg/bg to colors */
438 color_aliases (Color_fg);
439 color_aliases (Color_bg);
440 #ifndef NO_CURSORCOLOR
441 color_aliases (Color_cursor);
442 color_aliases (Color_cursor2);
443 #endif /* NO_CURSORCOLOR */
444 color_aliases (Color_pointer_fg);
445 color_aliases (Color_pointer_bg);
446 color_aliases (Color_border);
447 #ifndef NO_BOLD_UNDERLINE_REVERSE
448 color_aliases (Color_BD);
449 color_aliases (Color_UL);
450 color_aliases (Color_RV);
451 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
452
453 if (!rs[Rs_color + Color_border])
454 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
455
456 return cmd_argv;
457 }
458
459 /*----------------------------------------------------------------------*/
460 void
461 rxvt_term::init_env ()
462 {
463 int i;
464 unsigned int u;
465 char *val;
466
467 #ifdef DISPLAY_IS_IP
468 /* Fixup display_name for export over pty to any interested terminal
469 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
470 * (for the first non-loopback interface) that we get from
471 * rxvt_network_display (). This is more "name-resolution-portable", if you
472 * will, and probably allows for faster x-client startup if your name
473 * server is beyond a slow link or overloaded at client startup. Of
474 * course that only helps the shell's child processes, not us.
475 *
476 * Giving out the display_name also affords a potential security hole
477 */
478 val = rxvt_network_display (rs[Rs_display_name]);
479 rs[Rs_display_name] = (const char *)val;
480
481 if (val == NULL)
482 #endif /* DISPLAY_IS_IP */
483 val = XDisplayString (display->display);
484
485 if (rs[Rs_display_name] == NULL)
486 rs[Rs_display_name] = val; /* use broken `:0' value */
487
488 i = strlen (val);
489 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
490
491 sprintf (env_display, "DISPLAY=%s", val);
492
493 /* avoiding the math library:
494 * i = (int) (ceil (log10 ((unsigned int)parent[0]))) */
495 for (i = 0, u = (unsigned int)parent[0]; u; u /= 10, i++)
496 ;
497 max_it (i, 1);
498 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
499
500 sprintf (env_windowid, "WINDOWID=%u",
501 (unsigned int)parent[0]);
502
503 /* add entries to the environment:
504 * @ DISPLAY: in case we started with -display
505 * @ WINDOWID: X window id number of the window
506 * @ COLORTERM: terminal sub-name and also indicates its color
507 * @ TERM: terminal name
508 * @ TERMINFO: path to terminfo directory
509 * @ COLORFGBG: fg;bg color codes
510 */
511 putenv (env_display);
512 putenv (env_windowid);
513 if (env_colorfgbg)
514 putenv (env_colorfgbg);
515
516 #ifdef RXVT_TERMINFO
517 putenv ("TERMINFO=" RXVT_TERMINFO);
518 #endif
519
520 if (display->depth <= 2)
521 putenv ("COLORTERM=" COLORTERMENV "-mono");
522 else
523 putenv ("COLORTERM=" COLORTERMENVFULL);
524
525 if (rs[Rs_term_name] != NULL)
526 {
527 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
528 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
529 putenv (env_term);
530 }
531 else
532 putenv ("TERM=" TERMENV);
533
534 #ifdef HAVE_UNSETENV
535 /* avoid passing old settings and confusing term size */
536 unsetenv ("LINES");
537 unsetenv ("COLUMNS");
538 unsetenv ("TERMCAP"); /* terminfo should be okay */
539 #endif /* HAVE_UNSETENV */
540 }
541
542 /*----------------------------------------------------------------------*/
543 /*
544 * This is more or less stolen straight from XFree86 xterm.
545 * This should support all European type languages.
546 */
547 void
548 rxvt_term::set_locale (const char *locale)
549 {
550 set_environ (envv);
551
552 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
553 free (this->locale);
554 this->locale = setlocale (LC_CTYPE, locale);
555
556 if (!this->locale)
557 {
558 if (*locale)
559 {
560 rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale);
561 setlocale (LC_CTYPE, "C");
562 }
563 else
564 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
565
566 this->locale = "C";
567 }
568
569
570 this->locale = rxvt_strdup (this->locale);
571 SET_LOCALE (this->locale);
572 mbstate.reset ();
573 #endif
574
575 #if HAVE_NL_LANGINFO
576 char *codeset = strdup (nl_langinfo (CODESET));
577 // /^UTF.?8/i
578 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
579 && (codeset[1] == 'T' || codeset[1] == 't')
580 && (codeset[2] == 'F' || codeset[2] == 'f')
581 && (codeset[3] == '8' || codeset[4] == '8');
582 free (codeset);
583 #else
584 enc_utf8 = 0;
585 #endif
586 }
587
588 void
589 rxvt_term::init_xlocale ()
590 {
591 set_environ (envv);
592
593 #ifdef USE_XIM
594 if (!locale)
595 rxvt_warn ("setting locale failed, working without locale support.\n");
596 else
597 {
598 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
599
600 if (!XSupportsLocale ())
601 {
602 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
603 return;
604 }
605
606 im_ev.start (display);
607
608 /* see if we can connect already */
609 im_cb ();
610 }
611 #endif
612 }
613
614 /*----------------------------------------------------------------------*/
615 void
616 rxvt_term::init_command (const char *const *argv)
617 {
618 /*
619 * Initialize the command connection.
620 * This should be called after the X server connection is established.
621 */
622
623 #ifdef META8_OPTION
624 meta_char = OPTION (Opt_meta8) ? 0x80 : C0_ESC;
625 #endif
626
627 get_ourmods ();
628
629 if (!OPTION (Opt_scrollTtyOutput))
630 priv_modes |= PrivMode_TtyOutputInh;
631 if (OPTION (Opt_scrollTtyKeypress))
632 priv_modes |= PrivMode_Keypress;
633 if (!OPTION (Opt_jumpScroll))
634 priv_modes |= PrivMode_smoothScroll;
635
636 #ifndef NO_BACKSPACE_KEY
637 if (strcmp (key_backspace, "DEC") == 0)
638 priv_modes |= PrivMode_HaveBackSpace;
639 #endif
640
641 /* add value for scrollBar */
642 if (scrollBar.state)
643 {
644 priv_modes |= PrivMode_scrollBar;
645 SavedModes |= PrivMode_scrollBar;
646 }
647
648 run_command (argv);
649 }
650
651 /*----------------------------------------------------------------------*/
652 void
653 rxvt_term::Get_Colours ()
654 {
655 int i;
656
657 #ifdef OFF_FOCUS_FADING
658 pix_colors = pix_colors_focused;
659 #endif
660
661 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
662 {
663 rxvt_color xcol;
664
665 if (!rs[Rs_color + i])
666 continue;
667
668 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
669 {
670 #ifndef XTERM_REVERSE_VIDEO
671 if (i < 2 && OPTION (Opt_reverseVideo))
672 rs[Rs_color + i] = def_colorName[!i];
673 else
674 #endif
675 rs[Rs_color + i] = def_colorName[i];
676
677 if (!rs[Rs_color + i])
678 continue;
679
680 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
681 {
682 switch (i)
683 {
684 case Color_fg:
685 case Color_bg:
686 /* fatal: need bg/fg color */
687 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
688 /* NOTREACHED */
689 break;
690 #ifndef NO_CURSORCOLOR
691 case Color_cursor2:
692 xcol = pix_colors[Color_fg];
693 break;
694 #endif /* ! NO_CURSORCOLOR */
695 case Color_pointer_fg:
696 xcol = pix_colors[Color_fg];
697 break;
698 default:
699 xcol = pix_colors[Color_bg]; /* None */
700 break;
701 }
702 }
703 }
704
705 pix_colors[i] = xcol;
706 SET_PIXCOLOR (i);
707 }
708
709 #ifdef OFF_FOCUS_FADING
710 if (rs[Rs_fade])
711 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
712 pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
713 #endif
714
715 if (display->depth <= 2)
716 {
717 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
718 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
719 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
720 }
721
722 /*
723 * get scrollBar shadow colors
724 *
725 * The calculations of topShadow/bottomShadow values are adapted
726 * from the fvwm window manager.
727 */
728 #ifdef KEEP_SCROLLCOLOR
729
730 if (display->depth <= 2)
731 {
732 /* Monochrome */
733 pix_colors[Color_scroll] = pix_colors[Color_fg];
734 pix_colors[Color_topShadow] = pix_colors[Color_bg];
735 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
736 }
737 else
738 {
739 rxvt_color xcol[2];
740 /* xcol[0] == white
741 * xcol[1] == top shadow
742 * xcol[2] == bot shadow */
743
744 xcol[1] = pix_colors[Color_scroll];
745 xcol[0].set (display, 65535, 65535, 65535);
746
747 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
748
749 xcol[0].get (display, pr0, pg0, pb0);
750 xcol[1].get (display, pr1, pg1, pb1);
751
752 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
753
754 /* topShadowColor */
755 if (!xcol[1].set (display,
756 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
757 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
758 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
759 xcol[1] = pix_colors[Color_White];
760
761 pix_colors[Color_topShadow] = xcol[1];
762 }
763 #endif /* KEEP_SCROLLCOLOR */
764 }
765
766 /*----------------------------------------------------------------------*/
767 /* color aliases, fg/bg bright-bold */
768 void
769 rxvt_term::color_aliases (int idx)
770 {
771 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
772 {
773 int i = atoi (rs[Rs_color + idx]);
774
775 if (i >= 8 && i <= 15)
776 { /* bright colors */
777 i -= 8;
778 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
779 return;
780 }
781
782 if (i >= 0 && i <= 7) /* normal colors */
783 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
784 }
785 }
786
787 /*----------------------------------------------------------------------*/
788 /*
789 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
790 * Use resource ``modifier'' to override the Meta modifier
791 */
792 void
793 rxvt_term::get_ourmods ()
794 {
795 int i, j, k;
796 int requestedmeta, realmeta, realalt;
797 const char *cm, *rsmod;
798 XModifierKeymap *map;
799 KeyCode *kc;
800 const unsigned int modmasks[] =
801 {
802 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
803 };
804
805 requestedmeta = realmeta = realalt = 0;
806 rsmod = rs[Rs_modifier];
807
808 if (rsmod
809 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
810 requestedmeta = rsmod[3] - '0';
811
812 map = XGetModifierMapping (display->display);
813 kc = map->modifiermap;
814
815 for (i = 1; i < 6; i++)
816 {
817 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
818
819 for (j = map->max_keypermod; j--; k++)
820 {
821 if (kc[k] == 0)
822 break;
823
824 switch (XKeycodeToKeysym (display->display, kc[k], 0))
825 {
826 case XK_Num_Lock:
827 ModNumLockMask = modmasks[i - 1];
828 continue;
829
830 case XK_ISO_Level3_Shift:
831 ModLevel3Mask = modmasks[i - 1];
832 continue;
833
834 case XK_Meta_L:
835 case XK_Meta_R:
836 cm = "meta";
837 realmeta = i;
838 break;
839
840 case XK_Alt_L:
841 case XK_Alt_R:
842 cm = "alt";
843 realalt = i;
844 break;
845
846 case XK_Super_L:
847 case XK_Super_R:
848 cm = "super";
849 break;
850
851 case XK_Hyper_L:
852 case XK_Hyper_R:
853 cm = "hyper";
854 break;
855
856 default:
857 continue;
858 }
859
860 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
861 requestedmeta = i;
862 }
863 }
864
865 XFreeModifiermap (map);
866
867 i = requestedmeta ? requestedmeta
868 : realmeta ? realmeta
869 : realalt ? realalt
870 : 0;
871
872 if (i)
873 ModMetaMask = modmasks[i - 1];
874 }
875
876 /*----------------------------------------------------------------------*/
877 /* rxvt_Create_Windows () - Open and map the window */
878 void
879 rxvt_term::create_windows (int argc, const char *const *argv)
880 {
881 XClassHint classHint;
882 XWMHints wmHint;
883 #if ENABLE_FRILLS
884 MWMHints mwmhints;
885 #endif
886 XGCValues gcvalue;
887 XSetWindowAttributes attributes;
888 Window top, parent;
889 dDisp;
890
891 xa = display->xa;
892
893 /* grab colors before netscape does */
894 Get_Colours ();
895
896 if (!set_fonts ())
897 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
898
899 parent = display->root;
900
901 attributes.override_redirect = !!OPTION (Opt_override_redirect);
902
903 #if ENABLE_FRILLS
904 if (OPTION (Opt_borderLess))
905 {
906 if (XInternAtom (disp, "_MOTIF_WM_INFO", True) == None)
907 {
908 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
909 attributes.override_redirect = TRUE;
910 mwmhints.flags = 0;
911 }
912 else
913 {
914 mwmhints.flags = MWM_HINTS_DECORATIONS;
915 mwmhints.decorations = 0;
916 }
917 }
918 else
919 mwmhints.flags = 0;
920 #endif
921
922 #if ENABLE_XEMBED
923 if (rs[Rs_embed])
924 {
925 XWindowAttributes wattr;
926
927 parent = strtol (rs[Rs_embed], 0, 0);
928
929 if (!XGetWindowAttributes (disp, parent, &wattr))
930 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
931
932 window_calc (wattr.width, wattr.height);
933 }
934 #endif
935
936 window_calc (0, 0);
937
938 /* sub-window placement & size in rxvt_resize_subwindows () */
939 attributes.background_pixel = pix_colors_focused[Color_border];
940 attributes.border_pixel = pix_colors_focused[Color_border];
941 attributes.colormap = display->cmap;
942
943 top = XCreateWindow (disp, parent,
944 szHint.x, szHint.y,
945 szHint.width, szHint.height,
946 ext_bwidth,
947 display->depth, InputOutput,
948 display->visual,
949 CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect,
950 &attributes);
951
952 this->parent[0] = top;
953
954 old_width = szHint.width;
955 old_height = szHint.height;
956
957 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
958 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
959
960 classHint.res_name = (char *)rs[Rs_name];
961 classHint.res_class = (char *)RESCLASS;
962
963 wmHint.flags = InputHint | StateHint | WindowGroupHint;
964 wmHint.input = True;
965 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
966 wmHint.window_group = top;
967
968 XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc,
969 &szHint, &wmHint, &classHint);
970
971 #if ENABLE_FRILLS
972 if (mwmhints.flags)
973 XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
974 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
975 #endif
976
977 Atom protocols[] = {
978 xa[XA_WM_DELETE_WINDOW],
979 #if ENABLE_EWMH
980 xa[XA_NET_WM_PING],
981 #endif
982 };
983
984 XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
985
986 #if ENABLE_FRILLS
987 if (rs[Rs_transient_for])
988 XSetTransientForHint (disp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
989 #endif
990
991 #if ENABLE_EWMH
992 long pid = getpid ();
993
994 XChangeProperty (disp, top,
995 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
996 PropModeReplace, (unsigned char *)&pid, 1);
997
998 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
999 #endif
1000
1001 XSelectInput (disp, top,
1002 KeyPressMask
1003 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1004 | KeyReleaseMask
1005 #endif
1006 | FocusChangeMask | VisibilityChangeMask
1007 | ExposureMask | StructureNotifyMask);
1008
1009 termwin_ev.start (display, top);
1010
1011 /* vt cursor: Black-on-White is standard, but this is more popular */
1012 TermWin_cursor = XCreateFontCursor (disp, XC_xterm);
1013
1014 #ifdef HAVE_SCROLLBARS
1015 /* cursor scrollBar: Black-on-White */
1016 leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr);
1017 #endif
1018
1019 /* the vt window */
1020 vt = XCreateSimpleWindow (disp, top,
1021 window_vt_x, window_vt_y,
1022 width, height,
1023 0,
1024 pix_colors_focused[Color_fg],
1025 pix_colors_focused[Color_bg]);
1026
1027 attributes.bit_gravity = NorthWestGravity;
1028 XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes);
1029
1030 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1031
1032 if (OPTION (Opt_pointerBlank))
1033 vt_emask |= PointerMotionMask;
1034 else
1035 vt_emask |= Button1MotionMask | Button3MotionMask;
1036
1037 vt_select_input ();
1038
1039 vt_ev.start (display, vt);
1040
1041 #ifdef XPM_BACKGROUND
1042 if (rs[Rs_backgroundPixmap] != NULL
1043 && ! OPTION (Opt_transparent))
1044 {
1045 const char *p = rs[Rs_backgroundPixmap];
1046
1047 if ((p = strchr (p, ';')) != NULL)
1048 {
1049 p++;
1050 scale_pixmap (p);
1051 }
1052
1053 set_bgPixmap (rs[Rs_backgroundPixmap]);
1054 scr_touch (true);
1055 }
1056 #endif
1057
1058 /* graphics context for the vt window */
1059 gcvalue.foreground = pix_colors[Color_fg];
1060 gcvalue.background = pix_colors[Color_bg];
1061 gcvalue.graphics_exposures = 1;
1062
1063 gc = XCreateGC (disp, vt,
1064 GCForeground | GCBackground | GCGraphicsExposures,
1065 &gcvalue);
1066
1067 drawable = new rxvt_drawable (display, vt);
1068
1069 #ifdef RXVT_SCROLLBAR
1070 gcvalue.foreground = pix_colors[Color_topShadow];
1071 topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1072 gcvalue.foreground = pix_colors[Color_bottomShadow];
1073 botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1074 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1075 scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1076 #endif
1077
1078 #ifdef OFF_FOCUS_FADING
1079 // initially we are in unfocused state
1080 if (rs[Rs_fade])
1081 pix_colors = pix_colors_unfocused;
1082 #endif
1083
1084 pointer_unblank ();
1085 scr_recolour ();
1086 }
1087
1088 /* ------------------------------------------------------------------------- *
1089 * GET TTY CURRENT STATE *
1090 * ------------------------------------------------------------------------- */
1091 void
1092 rxvt_get_ttymode (ttymode_t *tio, int erase)
1093 {
1094 #ifdef HAVE_TERMIOS_H
1095 /*
1096 * standard System V termios interface
1097 */
1098 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1099 {
1100 // return error - use system defaults,
1101 // where possible, and zero elsewhere
1102 memset (tio, 0, sizeof (ttymode_t));
1103
1104 tio->c_cc[VINTR] = CINTR;
1105 tio->c_cc[VQUIT] = CQUIT;
1106 tio->c_cc[VERASE] = CERASE;
1107 #ifdef VERASE2
1108 tio->c_cc[VERASE2] = CERASE2;
1109 #endif
1110 tio->c_cc[VKILL] = CKILL;
1111 tio->c_cc[VSTART] = CSTART;
1112 tio->c_cc[VSTOP] = CSTOP;
1113 tio->c_cc[VSUSP] = CSUSP;
1114 # ifdef VDSUSP
1115 tio->c_cc[VDSUSP] = CDSUSP;
1116 # endif
1117 # ifdef VREPRINT
1118 tio->c_cc[VREPRINT] = CRPRNT;
1119 # endif
1120 # ifdef VDISCRD
1121 tio->c_cc[VDISCRD] = CFLUSH;
1122 # endif
1123 # ifdef VWERSE
1124 tio->c_cc[VWERSE] = CWERASE;
1125 # endif
1126 # ifdef VLNEXT
1127 tio->c_cc[VLNEXT] = CLNEXT;
1128 # endif
1129 }
1130
1131 tio->c_cc[VEOF] = CEOF;
1132 tio->c_cc[VEOL] = VDISABLE;
1133 # ifdef VEOL2
1134 tio->c_cc[VEOL2] = VDISABLE;
1135 # endif
1136 # ifdef VSWTC
1137 tio->c_cc[VSWTC] = VDISABLE;
1138 # endif
1139 # ifdef VSWTCH
1140 tio->c_cc[VSWTCH] = VDISABLE;
1141 # endif
1142 # if VMIN != VEOF
1143 tio->c_cc[VMIN] = 1;
1144 # endif
1145 # if VTIME != VEOL
1146 tio->c_cc[VTIME] = 0;
1147 # endif
1148
1149 if (erase != -1)
1150 tio->c_cc[VERASE] = (char)erase;
1151
1152 /* input modes */
1153 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1154 # ifdef IMAXBEL
1155 | IMAXBEL
1156 # endif
1157 | IXON);
1158
1159 /* output modes */
1160 tio->c_oflag = (OPOST | ONLCR);
1161
1162 /* control modes */
1163 tio->c_cflag = (CS8 | CREAD);
1164
1165 /* line discipline modes */
1166 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1167 # if defined (ECHOCTL) && defined (ECHOKE)
1168 | ECHOCTL | ECHOKE
1169 # endif
1170 | ECHOE | ECHOK);
1171 # else /* HAVE_TERMIOS_H */
1172
1173 /*
1174 * sgtty interface
1175 */
1176
1177 /* get parameters -- gtty */
1178 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1179 {
1180 tio->sg.sg_erase = CERASE; /* ^H */
1181 tio->sg.sg_kill = CKILL; /* ^U */
1182 }
1183
1184 if (erase != -1)
1185 tio->sg.sg_erase = (char)erase;
1186
1187 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1188
1189 /* get special characters */
1190 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1191 {
1192 tio->tc.t_intrc = CINTR; /* ^C */
1193 tio->tc.t_quitc = CQUIT; /* ^\ */
1194 tio->tc.t_startc = CSTART; /* ^Q */
1195 tio->tc.t_stopc = CSTOP; /* ^S */
1196 tio->tc.t_eofc = CEOF; /* ^D */
1197 tio->tc.t_brkc = -1;
1198 }
1199
1200 /* get local special chars */
1201 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1202 {
1203 tio->lc.t_suspc = CSUSP; /* ^Z */
1204 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1205 tio->lc.t_rprntc = CRPRNT; /* ^R */
1206 tio->lc.t_flushc = CFLUSH; /* ^O */
1207 tio->lc.t_werasc = CWERASE; /* ^W */
1208 tio->lc.t_lnextc = CLNEXT; /* ^V */
1209 }
1210 /* get line discipline */
1211 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1212 # ifdef NTTYDISC
1213 tio->line = NTTYDISC;
1214 # endif /* NTTYDISC */
1215
1216 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1217 #endif /* HAVE_TERMIOS_H */
1218
1219 /*
1220 * Debugging
1221 */
1222 #ifdef DEBUG_TTYMODE
1223 #ifdef HAVE_TERMIOS_H
1224 /* c_iflag bits */
1225 fprintf (stderr, "Input flags\n");
1226
1227 /* cpp token stringize doesn't work on all machines <sigh> */
1228 # define FOO(flag,name) \
1229 if ((tio->c_iflag) & flag) \
1230 fprintf (stderr, "%s ", name)
1231
1232 /* c_iflag bits */
1233 FOO (IGNBRK, "IGNBRK");
1234 FOO (BRKINT, "BRKINT");
1235 FOO (IGNPAR, "IGNPAR");
1236 FOO (PARMRK, "PARMRK");
1237 FOO (INPCK, "INPCK");
1238 FOO (ISTRIP, "ISTRIP");
1239 FOO (INLCR, "INLCR");
1240 FOO (IGNCR, "IGNCR");
1241 FOO (ICRNL, "ICRNL");
1242 FOO (IXON, "IXON");
1243 FOO (IXOFF, "IXOFF");
1244 # ifdef IUCLC
1245 FOO (IUCLC, "IUCLC");
1246 # endif
1247 # ifdef IXANY
1248 FOO (IXANY, "IXANY");
1249 # endif
1250 # ifdef IMAXBEL
1251 FOO (IMAXBEL, "IMAXBEL");
1252 # endif
1253
1254 fprintf (stderr, "\n");
1255
1256 # undef FOO
1257 # define FOO(entry, name) \
1258 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1259
1260 FOO (VINTR, "VINTR");
1261 FOO (VQUIT, "VQUIT");
1262 FOO (VERASE, "VERASE");
1263 FOO (VKILL, "VKILL");
1264 FOO (VEOF, "VEOF");
1265 FOO (VEOL, "VEOL");
1266 # ifdef VEOL2
1267 FOO (VEOL2, "VEOL2");
1268 # endif
1269 # ifdef VSWTC
1270 FOO (VSWTC, "VSWTC");
1271 # endif
1272 # ifdef VSWTCH
1273 FOO (VSWTCH, "VSWTCH");
1274 # endif
1275 FOO (VSTART, "VSTART");
1276 FOO (VSTOP, "VSTOP");
1277 FOO (VSUSP, "VSUSP");
1278 # ifdef VDSUSP
1279 FOO (VDSUSP, "VDSUSP");
1280 # endif
1281 # ifdef VREPRINT
1282 FOO (VREPRINT, "VREPRINT");
1283 # endif
1284 # ifdef VDISCRD
1285 FOO (VDISCRD, "VDISCRD");
1286 # endif
1287 # ifdef VWERSE
1288 FOO (VWERSE, "VWERSE");
1289 # endif
1290 # ifdef VLNEXT
1291 FOO (VLNEXT, "VLNEXT");
1292 # endif
1293
1294 fprintf (stderr, "\n");
1295 # undef FOO
1296 # endif /* HAVE_TERMIOS_H */
1297 #endif /* DEBUG_TTYMODE */
1298 }
1299
1300 /*----------------------------------------------------------------------*/
1301 /*
1302 * Run the command in a subprocess and return a file descriptor for the
1303 * master end of the pseudo-teletype pair with the command talking to
1304 * the slave.
1305 */
1306 void
1307 rxvt_term::run_command (const char *const *argv)
1308 {
1309 #if ENABLE_FRILLS
1310 if (rs[Rs_pty_fd])
1311 {
1312 pty->pty = atoi (rs[Rs_pty_fd]);
1313
1314 if (pty->pty >= 0)
1315 {
1316 if (getfd_hook)
1317 pty->pty = (*getfd_hook) (pty->pty);
1318
1319 if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK))
1320 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1321 }
1322 }
1323 else
1324 #endif
1325 if (!pty->get ())
1326 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1327
1328 pty->set_utf8_mode (enc_utf8);
1329
1330 /* set initial window size */
1331 tt_winch ();
1332
1333 int er;
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 er = -1;
1343
1344 rxvt_get_ttymode (&tio, er);
1345
1346 #if ENABLE_FRILLS
1347 if (rs[Rs_pty_fd])
1348 return;
1349 #endif
1350
1351 /* spin off the command interpreter */
1352 switch (cmd_pid = fork ())
1353 {
1354 case -1:
1355 {
1356 cmd_pid = 0;
1357 rxvt_fatal ("can't fork, aborting.\n");
1358 }
1359 case 0:
1360 init_env ();
1361
1362 if (!pty->make_controlling_tty ())
1363 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1364 else
1365 {
1366 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1367 dup2 (pty->tty, STDIN_FILENO);
1368 dup2 (pty->tty, STDOUT_FILENO);
1369 dup2 (pty->tty, STDERR_FILENO);
1370
1371 // close all our file handles that we do no longer need
1372 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1373 {
1374 if ((*t)->pty->pty > 2) close ((*t)->pty->pty);
1375 if ((*t)->pty->tty > 2) close ((*t)->pty->tty);
1376 }
1377
1378 run_child (argv);
1379 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1380 }
1381
1382 _exit (EXIT_FAILURE);
1383
1384 default:
1385 if (!OPTION (Opt_utmpInhibit))
1386 pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
1387
1388 pty->close_tty ();
1389
1390 child_ev.start (cmd_pid);
1391
1392 HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END));
1393 break;
1394 }
1395 }
1396
1397 /* ------------------------------------------------------------------------- *
1398 * CHILD PROCESS OPERATIONS *
1399 * ------------------------------------------------------------------------- */
1400 /*
1401 * The only open file descriptor is the slave tty - so no error messages.
1402 * returns are fatal
1403 */
1404 int
1405 rxvt_term::run_child (const char *const *argv)
1406 {
1407 char *login;
1408
1409 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1410
1411 if (OPTION (Opt_console))
1412 { /* be virtual console, fail silently */
1413 #ifdef TIOCCONS
1414 unsigned int on = 1;
1415
1416 ioctl (STDIN_FILENO, TIOCCONS, &on);
1417 #elif defined (SRIOCSREDIR)
1418 int fd;
1419
1420 fd = open (CONSOLE, O_WRONLY, 0);
1421 if (fd >= 0)
1422 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1423 close (fd);
1424 #endif /* SRIOCSREDIR */
1425 }
1426
1427 /* reset signals and spin off the command interpreter */
1428 signal (SIGINT, SIG_DFL);
1429 signal (SIGQUIT, SIG_DFL);
1430 signal (SIGCHLD, SIG_DFL);
1431 signal (SIGHUP, SIG_DFL);
1432 signal (SIGPIPE, SIG_DFL);
1433 /*
1434 * mimick login's behavior by disabling the job control signals
1435 * a shell that wants them can turn them back on
1436 */
1437 #ifdef SIGTSTP
1438 signal (SIGTSTP, SIG_IGN);
1439 signal (SIGTTIN, SIG_IGN);
1440 signal (SIGTTOU, SIG_IGN);
1441 #endif /* SIGTSTP */
1442
1443 // unblock signals (signals are blocked by iom.C
1444 sigset_t ss;
1445 sigemptyset (&ss);
1446 sigprocmask (SIG_SETMASK, &ss, 0);
1447
1448 /* command interpreter path */
1449 if (argv != NULL)
1450 {
1451 # ifdef DEBUG_CMD
1452 int i;
1453
1454 for (i = 0; argv[i]; i++)
1455 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1456 # endif
1457
1458 execvp (argv[0], (char *const *)argv);
1459 /* no error message: STDERR is closed! */
1460 }
1461 else
1462 {
1463 const char *argv0, *shell;
1464
1465 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1466 shell = "/bin/sh";
1467
1468 argv0 = (const char *)rxvt_r_basename (shell);
1469
1470 if (OPTION (Opt_loginShell))
1471 {
1472 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1473
1474 login[0] = '-';
1475 strcpy (&login[1], argv0);
1476 argv0 = login;
1477 }
1478
1479 execlp (shell, argv0, NULL);
1480 /* no error message: STDERR is closed! */
1481 }
1482
1483 return -1;
1484 }
1485
1486 /*----------------------- end-of-file (C source) -----------------------*/