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/cvs/rxvt-unicode/src/init.C
Revision: 1.157
Committed: Wed Jan 25 21:09:21 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-7_3a, rel-7_3, rel-7_4
Changes since 1.156: +12 -12 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 /*--------------------------------*-C-*---------------------------------*
2 * File: init.C
3 *----------------------------------------------------------------------*
4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version
8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 * - extensive modifications
10 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
11 * - extensive modifications
12 * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com>
13 * - QNX support
14 * Copyright (c) 2003-2006 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 = //
183 pix_colors_focused = new rxvt_color [TOTAL_COLORS];
184 #ifdef OFF_FOCUS_FADING
185 pix_colors_unfocused = new rxvt_color [TOTAL_COLORS];
186 #endif
187
188 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
189 pixmap = None;
190 #endif
191
192 MEvent.time = CurrentTime;
193 MEvent.button = AnyButton;
194 options = DEFAULT_OPTIONS;
195 want_refresh = 1;
196 priv_modes = SavedModes = PrivMode_Default;
197 ncol = 80;
198 nrow = 24;
199 int_bwidth = INTERNALBORDERWIDTH;
200 ext_bwidth = EXTERNALBORDERWIDTH;
201 lineSpace = LINESPACE;
202 saveLines = SAVELINES;
203 numpix_colors = TOTAL_COLORS;
204
205 refresh_limit = 1;
206 refresh_type = SLOW_REFRESH;
207
208 oldcursor.row = oldcursor.col = -1;
209 #ifdef XPM_BACKGROUND
210 /* bgPixmap.w = bgPixmap.h = 0; */
211 bgPixmap.x = bgPixmap.y = 50;
212 bgPixmap.pixmap = None;
213 #endif
214
215 last_bot = last_state = -1;
216
217 return true;
218 }
219
220 void
221 rxvt_term::init_secondary ()
222 {
223 int i;
224
225 /*
226 * Close all unused file descriptors
227 * We don't want them, we don't need them.
228 */
229 if ((i = open ("/dev/null", O_RDONLY)) < 0)
230 {
231 /* TODO: BOO HISS */
232 dup2 (STDERR_FILENO, STDIN_FILENO);
233 }
234 else if (i > STDIN_FILENO)
235 {
236 dup2 (i, STDIN_FILENO);
237 close (i);
238 }
239
240 dup2 (STDERR_FILENO, STDOUT_FILENO);
241
242 #if 0 // schmorp sayz closing filies is murder
243 for (i = STDERR_FILENO + 1; i < num_fds; i++)
244 {
245 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
246 if (i == 4 || i == 7)
247 continue;
248 #endif
249 close (i);
250 }
251 #endif
252 }
253
254 /*----------------------------------------------------------------------*/
255 const char **
256 rxvt_term::init_resources (int argc, const char *const *argv)
257 {
258 int i, r_argc;
259 char *val;
260 const char **cmd_argv, **r_argv;
261
262 /*
263 * Look for -exec option. Find => split and make cmd_argv[] of command args
264 */
265 for (r_argc = 0; r_argc < argc; r_argc++)
266 if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec"))
267 break;
268
269 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
270
271 for (i = 0; i < r_argc; i++)
272 r_argv[i] = (const char *)argv[i];
273
274 r_argv[i] = NULL;
275
276 if (r_argc == argc)
277 cmd_argv = NULL;
278 else
279 {
280 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
281
282 for (i = 0; i < argc - r_argc - 1; i++)
283 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
284
285 cmd_argv[i] = NULL;
286 }
287
288 rs[Rs_name] = rxvt_r_basename (argv[0]);
289
290 /*
291 * Open display, get options/resources and create the window
292 */
293
294 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
295 rs[Rs_display_name] = ":0";
296
297 get_options (r_argc, r_argv);
298
299 if (!(display = displays.get (rs[Rs_display_name])))
300 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
301
302 xa = display->xa;
303
304 #if ENABLE_FRILLS
305 if (rs[Rs_depth])
306 set (display, strtol (rs[Rs_depth], 0, 0));
307 else
308 #endif
309 set (display);
310
311 extract_resources ();
312
313 free (r_argv);
314
315 #if ENABLE_PERL
316 if (!rs[Rs_perl_ext_1])
317 rs[Rs_perl_ext_1] = "default";
318
319 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
320 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
321 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
322 {
323 rxvt_perl.init (this);
324 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
325 }
326 #endif
327
328 /*
329 * set any defaults not already set
330 */
331 if (cmd_argv && cmd_argv[0])
332 {
333 if (!rs[Rs_title])
334 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
335 if (!rs[Rs_iconName])
336 rs[Rs_iconName] = rs[Rs_title];
337 }
338 else
339 {
340 if (!rs[Rs_title])
341 rs[Rs_title] = rs[Rs_name];
342 if (!rs[Rs_iconName])
343 rs[Rs_iconName] = rs[Rs_name];
344 }
345
346 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
347 saveLines = min (i, MAX_SAVELINES);
348
349 #if ENABLE_FRILLS
350 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
351 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
352
353 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
354 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
355
356 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
357 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
358 #endif
359
360 #ifdef POINTER_BLANK
361 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
362 pointerBlankDelay = i;
363 else
364 pointerBlankDelay = 2;
365 #endif
366
367 /* no point having a scrollbar without having any scrollback! */
368 if (!saveLines)
369 set_option (Opt_scrollBar, 0);
370
371 #ifdef PRINTPIPE
372 if (!rs[Rs_print_pipe])
373 rs[Rs_print_pipe] = PRINTPIPE;
374 #endif
375
376 if (!rs[Rs_cutchars])
377 rs[Rs_cutchars] = CUTCHARS;
378
379 #ifndef NO_BACKSPACE_KEY
380 if (!rs[Rs_backspace_key])
381 # ifdef DEFAULT_BACKSPACE
382 key_backspace = DEFAULT_BACKSPACE;
383 # else
384 key_backspace = "DEC"; /* can toggle between \010 or \177 */
385 # endif
386 else
387 {
388 val = strdup (rs[Rs_backspace_key]);
389 rxvt_Str_trim (val);
390 rxvt_Str_escaped (val);
391 key_backspace = val;
392 }
393 #endif
394
395 #ifndef NO_DELETE_KEY
396 if (!rs[Rs_delete_key])
397 # ifdef DEFAULT_DELETE
398 key_delete = DEFAULT_DELETE;
399 # else
400 key_delete = "\033[3~";
401 # endif
402 else
403 {
404 val = strdup (rs[Rs_delete_key]);
405 rxvt_Str_trim (val);
406 rxvt_Str_escaped (val);
407 key_delete = val;
408 }
409 #endif
410 if (rs[Rs_answerbackstring])
411 {
412 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
413 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
414 }
415
416 #ifdef HAVE_SCROLLBARS
417 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
418 #endif
419
420 #ifdef XTERM_REVERSE_VIDEO
421 /* this is how xterm implements reverseVideo */
422 if (OPTION (Opt_reverseVideo))
423 {
424 if (!rs[Rs_color + Color_fg])
425 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
426 if (!rs[Rs_color + Color_bg])
427 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
428 }
429 #endif
430
431 for (i = 0; i < NRS_COLORS; i++)
432 if (!rs[Rs_color + i])
433 rs[Rs_color + i] = def_colorName[i];
434
435 #ifndef XTERM_REVERSE_VIDEO
436 /* this is how we implement reverseVideo */
437 if (OPTION (Opt_reverseVideo))
438 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
439 #endif
440
441 /* convenient aliases for setting fg/bg to colors */
442 color_aliases (Color_fg);
443 color_aliases (Color_bg);
444 #ifndef NO_CURSORCOLOR
445 color_aliases (Color_cursor);
446 color_aliases (Color_cursor2);
447 #endif /* NO_CURSORCOLOR */
448 color_aliases (Color_pointer_fg);
449 color_aliases (Color_pointer_bg);
450 color_aliases (Color_border);
451 #ifndef NO_BOLD_UNDERLINE_REVERSE
452 color_aliases (Color_BD);
453 color_aliases (Color_UL);
454 color_aliases (Color_RV);
455 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
456
457 if (!rs[Rs_color + Color_border])
458 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
459
460 return cmd_argv;
461 }
462
463 /*----------------------------------------------------------------------*/
464 void
465 rxvt_term::init_env ()
466 {
467 int i;
468 unsigned int u;
469 char *val;
470
471 #ifdef DISPLAY_IS_IP
472 /* Fixup display_name for export over pty to any interested terminal
473 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
474 * (for the first non-loopback interface) that we get from
475 * rxvt_network_display (). This is more "name-resolution-portable", if you
476 * will, and probably allows for faster x-client startup if your name
477 * server is beyond a slow link or overloaded at client startup. Of
478 * course that only helps the shell's child processes, not us.
479 *
480 * Giving out the display_name also affords a potential security hole
481 */
482 val = rxvt_network_display (rs[Rs_display_name]);
483 rs[Rs_display_name] = (const char *)val;
484
485 if (val == NULL)
486 #endif /* DISPLAY_IS_IP */
487 val = XDisplayString (xdisp);
488
489 if (rs[Rs_display_name] == NULL)
490 rs[Rs_display_name] = val; /* use broken `:0' value */
491
492 i = strlen (val);
493 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
494
495 sprintf (env_display, "DISPLAY=%s", val);
496
497 sprintf (env_windowid, "WINDOWID=%lu", (unsigned long)parent[0]);
498
499 /* add entries to the environment:
500 * @ DISPLAY: in case we started with -display
501 * @ WINDOWID: X window id number of the window
502 * @ COLORTERM: terminal sub-name and also indicates its color
503 * @ TERM: terminal name
504 * @ TERMINFO: path to terminfo directory
505 * @ COLORFGBG: fg;bg color codes
506 */
507 putenv (env_display);
508 putenv (env_windowid);
509
510 if (env_colorfgbg)
511 putenv (env_colorfgbg);
512
513 #ifdef RXVT_TERMINFO
514 putenv ("TERMINFO=" RXVT_TERMINFO);
515 #endif
516
517 if (depth <= 2)
518 putenv ("COLORTERM=" COLORTERMENV "-mono");
519 else
520 putenv ("COLORTERM=" COLORTERMENVFULL);
521
522 if (rs[Rs_term_name] != NULL)
523 {
524 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
525 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
526 putenv (env_term);
527 }
528 else
529 putenv ("TERM=" TERMENV);
530
531 #ifdef HAVE_UNSETENV
532 /* avoid passing old settings and confusing term size */
533 unsetenv ("LINES");
534 unsetenv ("COLUMNS");
535 unsetenv ("TERMCAP"); /* terminfo should be okay */
536 #endif /* HAVE_UNSETENV */
537 }
538
539 /*----------------------------------------------------------------------*/
540 /*
541 * This is more or less stolen straight from XFree86 xterm.
542 * This should support all European type languages.
543 */
544 void
545 rxvt_term::set_locale (const char *locale)
546 {
547 set_environ (envv);
548
549 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
550 free (this->locale);
551 this->locale = setlocale (LC_CTYPE, locale);
552
553 if (!this->locale)
554 {
555 if (*locale)
556 {
557 rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale);
558 setlocale (LC_CTYPE, "C");
559 }
560 else
561 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
562
563 this->locale = "C";
564 }
565
566
567 this->locale = rxvt_strdup (this->locale);
568 SET_LOCALE (this->locale);
569 mbstate.reset ();
570 #endif
571
572 #if HAVE_NL_LANGINFO
573 char *codeset = strdup (nl_langinfo (CODESET));
574 // /^UTF.?8/i
575 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
576 && (codeset[1] == 'T' || codeset[1] == 't')
577 && (codeset[2] == 'F' || codeset[2] == 'f')
578 && (codeset[3] == '8' || codeset[4] == '8');
579 free (codeset);
580 #else
581 enc_utf8 = 0;
582 #endif
583 }
584
585 void
586 rxvt_term::init_xlocale ()
587 {
588 set_environ (envv);
589
590 #ifdef USE_XIM
591 if (!locale)
592 rxvt_warn ("setting locale failed, working without locale support.\n");
593 else
594 {
595 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
596
597 if (!XSupportsLocale ())
598 {
599 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
600 return;
601 }
602
603 im_ev.start (display);
604
605 /* see if we can connect already */
606 im_cb ();
607 }
608 #endif
609 }
610
611 /*----------------------------------------------------------------------*/
612 void
613 rxvt_term::init_command (const char *const *argv)
614 {
615 /*
616 * Initialize the command connection.
617 * This should be called after the X server connection is established.
618 */
619
620 #ifdef META8_OPTION
621 meta_char = OPTION (Opt_meta8) ? 0x80 : C0_ESC;
622 #endif
623
624 get_ourmods ();
625
626 if (!OPTION (Opt_scrollTtyOutput))
627 priv_modes |= PrivMode_TtyOutputInh;
628 if (OPTION (Opt_scrollTtyKeypress))
629 priv_modes |= PrivMode_Keypress;
630 if (!OPTION (Opt_jumpScroll))
631 priv_modes |= PrivMode_smoothScroll;
632
633 #ifndef NO_BACKSPACE_KEY
634 if (strcmp (key_backspace, "DEC") == 0)
635 priv_modes |= PrivMode_HaveBackSpace;
636 #endif
637
638 /* add value for scrollBar */
639 if (scrollBar.state)
640 {
641 priv_modes |= PrivMode_scrollBar;
642 SavedModes |= PrivMode_scrollBar;
643 }
644
645 run_command (argv);
646 }
647
648 /*----------------------------------------------------------------------*/
649 void
650 rxvt_term::Get_Colours ()
651 {
652 int i;
653
654 #ifdef OFF_FOCUS_FADING
655 pix_colors = pix_colors_focused;
656 #endif
657
658 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
659 {
660 rxvt_color xcol;
661
662 if (!rs[Rs_color + i])
663 continue;
664
665 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
666 {
667 #ifndef XTERM_REVERSE_VIDEO
668 if (i < 2 && OPTION (Opt_reverseVideo))
669 rs[Rs_color + i] = def_colorName[!i];
670 else
671 #endif
672 rs[Rs_color + i] = def_colorName[i];
673
674 if (!rs[Rs_color + i])
675 continue;
676
677 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
678 {
679 switch (i)
680 {
681 case Color_fg:
682 case Color_bg:
683 /* fatal: need bg/fg color */
684 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
685 /* NOTREACHED */
686 break;
687 #ifndef NO_CURSORCOLOR
688 case Color_cursor2:
689 xcol = pix_colors[Color_fg];
690 break;
691 #endif /* ! NO_CURSORCOLOR */
692 case Color_pointer_fg:
693 xcol = pix_colors[Color_fg];
694 break;
695 default:
696 xcol = pix_colors[Color_bg]; /* None */
697 break;
698 }
699 }
700 }
701
702 pix_colors[i] = xcol;
703 SET_PIXCOLOR (i);
704 }
705
706 #ifdef OFF_FOCUS_FADING
707 if (rs[Rs_fade])
708 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
709 pix_colors_unfocused[i] = pix_colors_focused[i].fade (this, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
710 #endif
711
712 if (depth <= 2)
713 {
714 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
715 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
716 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
717 }
718
719 /*
720 * get scrollBar shadow colors
721 *
722 * The calculations of topShadow/bottomShadow values are adapted
723 * from the fvwm window manager.
724 */
725 #ifdef KEEP_SCROLLCOLOR
726
727 if (depth <= 2)
728 {
729 /* Monochrome */
730 pix_colors[Color_scroll] = pix_colors[Color_fg];
731 pix_colors[Color_topShadow] = pix_colors[Color_bg];
732 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
733 }
734 else
735 {
736 rxvt_color xcol[2];
737 /* xcol[0] == white
738 * xcol[1] == top shadow
739 * xcol[2] == bot shadow */
740
741 xcol[1] = pix_colors[Color_scroll];
742 xcol[0].set (this, 65535, 65535, 65535);
743
744 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
745
746 xcol[0].get (this, pr0, pg0, pb0);
747 xcol[1].get (this, pr1, pg1, pb1);
748
749 pix_colors[Color_bottomShadow] = xcol[1].fade (this, 50);
750
751 /* topShadowColor */
752 if (!xcol[1].set (this,
753 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
754 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
755 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
756 xcol[1] = pix_colors[Color_White];
757
758 pix_colors[Color_topShadow] = xcol[1];
759 }
760 #endif /* KEEP_SCROLLCOLOR */
761 }
762
763 /*----------------------------------------------------------------------*/
764 /* color aliases, fg/bg bright-bold */
765 void
766 rxvt_term::color_aliases (int idx)
767 {
768 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
769 {
770 int i = atoi (rs[Rs_color + idx]);
771
772 if (i >= 8 && i <= 15)
773 { /* bright colors */
774 i -= 8;
775 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
776 return;
777 }
778
779 if (i >= 0 && i <= 7) /* normal colors */
780 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
781 }
782 }
783
784 /*----------------------------------------------------------------------*/
785 /*
786 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
787 * Use resource ``modifier'' to override the Meta modifier
788 */
789 void
790 rxvt_term::get_ourmods ()
791 {
792 int i, j, k;
793 int requestedmeta, realmeta, realalt;
794 const char *cm, *rsmod;
795 XModifierKeymap *map;
796 KeyCode *kc;
797 const unsigned int modmasks[] =
798 {
799 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
800 };
801
802 requestedmeta = realmeta = realalt = 0;
803 rsmod = rs[Rs_modifier];
804
805 if (rsmod
806 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
807 requestedmeta = rsmod[3] - '0';
808
809 map = XGetModifierMapping (xdisp);
810 kc = map->modifiermap;
811
812 for (i = 1; i < 6; i++)
813 {
814 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
815
816 for (j = map->max_keypermod; j--; k++)
817 {
818 if (kc[k] == 0)
819 break;
820
821 switch (XKeycodeToKeysym (xdisp, kc[k], 0))
822 {
823 case XK_Num_Lock:
824 ModNumLockMask = modmasks[i - 1];
825 continue;
826
827 case XK_ISO_Level3_Shift:
828 ModLevel3Mask = modmasks[i - 1];
829 continue;
830
831 case XK_Meta_L:
832 case XK_Meta_R:
833 cm = "meta";
834 realmeta = i;
835 break;
836
837 case XK_Alt_L:
838 case XK_Alt_R:
839 cm = "alt";
840 realalt = i;
841 break;
842
843 case XK_Super_L:
844 case XK_Super_R:
845 cm = "super";
846 break;
847
848 case XK_Hyper_L:
849 case XK_Hyper_R:
850 cm = "hyper";
851 break;
852
853 default:
854 continue;
855 }
856
857 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
858 requestedmeta = i;
859 }
860 }
861
862 XFreeModifiermap (map);
863
864 i = requestedmeta ? requestedmeta
865 : realmeta ? realmeta
866 : realalt ? realalt
867 : 0;
868
869 if (i)
870 ModMetaMask = modmasks[i - 1];
871 }
872
873 /*----------------------------------------------------------------------*/
874 /* rxvt_Create_Windows () - Open and map the window */
875 void
876 rxvt_term::create_windows (int argc, const char *const *argv)
877 {
878 XClassHint classHint;
879 XWMHints wmHint;
880 #if ENABLE_FRILLS
881 MWMHints mwmhints;
882 #endif
883 XGCValues gcvalue;
884 XSetWindowAttributes attributes;
885 Window top, parent;
886
887 dLocal (Display *, xdisp);
888
889 /* grab colors before netscape does */
890 Get_Colours ();
891
892 if (!set_fonts ())
893 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
894
895 parent = display->root;
896
897 attributes.override_redirect = !!OPTION (Opt_override_redirect);
898
899 #if ENABLE_FRILLS
900 if (OPTION (Opt_borderLess))
901 {
902 if (XInternAtom (xdisp, "_MOTIF_WM_INFO", True) == None)
903 {
904 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
905 attributes.override_redirect = TRUE;
906 mwmhints.flags = 0;
907 }
908 else
909 {
910 mwmhints.flags = MWM_HINTS_DECORATIONS;
911 mwmhints.decorations = 0;
912 }
913 }
914 else
915 mwmhints.flags = 0;
916 #endif
917
918 #if ENABLE_XEMBED
919 if (rs[Rs_embed])
920 {
921 XWindowAttributes wattr;
922
923 parent = strtol (rs[Rs_embed], 0, 0);
924
925 if (!XGetWindowAttributes (xdisp, parent, &wattr))
926 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
927
928 window_calc (wattr.width, wattr.height);
929 }
930 #endif
931
932 window_calc (0, 0);
933
934 /* sub-window placement & size in rxvt_resize_subwindows () */
935 attributes.background_pixel = pix_colors_focused [Color_border];
936 attributes.border_pixel = pix_colors_focused [Color_border];
937 attributes.colormap = cmap;
938
939 top = XCreateWindow (xdisp, parent,
940 szHint.x, szHint.y,
941 szHint.width, szHint.height,
942 ext_bwidth,
943 depth, InputOutput, visual,
944 CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect,
945 &attributes);
946
947 this->parent[0] = top;
948
949 old_width = szHint.width;
950 old_height = szHint.height;
951
952 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
953 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
954
955 classHint.res_name = (char *)rs[Rs_name];
956 classHint.res_class = (char *)RESCLASS;
957
958 wmHint.flags = InputHint | StateHint | WindowGroupHint;
959 wmHint.input = True;
960 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
961 wmHint.window_group = top;
962
963 XmbSetWMProperties (xdisp, top, NULL, NULL, (char **)argv, argc,
964 &szHint, &wmHint, &classHint);
965
966 #if ENABLE_FRILLS
967 if (mwmhints.flags)
968 XChangeProperty (xdisp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
969 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
970 #endif
971
972 Atom protocols[] = {
973 xa[XA_WM_DELETE_WINDOW],
974 #if ENABLE_EWMH
975 xa[XA_NET_WM_PING],
976 #endif
977 };
978
979 XSetWMProtocols (xdisp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
980
981 #if ENABLE_FRILLS
982 if (rs[Rs_transient_for])
983 XSetTransientForHint (xdisp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
984 #endif
985
986 #if ENABLE_EWMH
987 long pid = getpid ();
988
989 XChangeProperty (xdisp, top,
990 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
991 PropModeReplace, (unsigned char *)&pid, 1);
992
993 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
994 #endif
995
996 XSelectInput (xdisp, top,
997 KeyPressMask
998 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
999 | KeyReleaseMask
1000 #endif
1001 | FocusChangeMask | VisibilityChangeMask
1002 | ExposureMask | StructureNotifyMask);
1003
1004 termwin_ev.start (display, top);
1005
1006 /* vt cursor: Black-on-White is standard, but this is more popular */
1007 TermWin_cursor = XCreateFontCursor (xdisp, XC_xterm);
1008
1009 #ifdef HAVE_SCROLLBARS
1010 /* cursor scrollBar: Black-on-White */
1011 leftptr_cursor = XCreateFontCursor (xdisp, XC_left_ptr);
1012 #endif
1013
1014 /* the vt window */
1015 vt = XCreateSimpleWindow (xdisp, top,
1016 window_vt_x, window_vt_y,
1017 width, height,
1018 0,
1019 pix_colors_focused[Color_fg],
1020 pix_colors_focused[Color_bg]);
1021
1022 attributes.bit_gravity = NorthWestGravity;
1023 XChangeWindowAttributes (xdisp, vt, CWBitGravity, &attributes);
1024
1025 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1026
1027 if (OPTION (Opt_pointerBlank))
1028 vt_emask |= PointerMotionMask;
1029 else
1030 vt_emask |= Button1MotionMask | Button3MotionMask;
1031
1032 vt_select_input ();
1033
1034 vt_ev.start (display, vt);
1035
1036 #ifdef XPM_BACKGROUND
1037 if (rs[Rs_backgroundPixmap] != NULL
1038 && !OPTION (Opt_transparent))
1039 {
1040 const char *p = rs[Rs_backgroundPixmap];
1041
1042 if ((p = strchr (p, ';')) != NULL)
1043 {
1044 p++;
1045 scale_pixmap (p);
1046 }
1047
1048 set_bgPixmap (rs[Rs_backgroundPixmap]);
1049 scr_touch (true);
1050 }
1051 #endif
1052
1053 /* graphics context for the vt window */
1054 gcvalue.foreground = pix_colors[Color_fg];
1055 gcvalue.background = pix_colors[Color_bg];
1056 gcvalue.graphics_exposures = 1;
1057
1058 gc = XCreateGC (xdisp, vt,
1059 GCForeground | GCBackground | GCGraphicsExposures,
1060 &gcvalue);
1061
1062 drawable = new rxvt_drawable (this, vt);
1063
1064 #ifdef RXVT_SCROLLBAR
1065 gcvalue.foreground = pix_colors[Color_topShadow];
1066 topShadowGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1067 gcvalue.foreground = pix_colors[Color_bottomShadow];
1068 botShadowGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1069 gcvalue.foreground = pix_colors[ (depth <= 2 ? Color_fg : Color_scroll)];
1070 scrollbarGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1071 #endif
1072
1073 #ifdef OFF_FOCUS_FADING
1074 // initially we are in unfocused state
1075 if (rs[Rs_fade])
1076 pix_colors = pix_colors_unfocused;
1077 #endif
1078
1079 pointer_unblank ();
1080 scr_recolour ();
1081 }
1082
1083 /* ------------------------------------------------------------------------- *
1084 * GET TTY CURRENT STATE *
1085 * ------------------------------------------------------------------------- */
1086 void
1087 rxvt_get_ttymode (ttymode_t *tio, int erase)
1088 {
1089 #ifdef HAVE_TERMIOS_H
1090 /*
1091 * standard System V termios interface
1092 */
1093 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1094 {
1095 // return error - use system defaults,
1096 // where possible, and zero elsewhere
1097 memset (tio, 0, sizeof (ttymode_t));
1098
1099 tio->c_cc[VINTR] = CINTR;
1100 tio->c_cc[VQUIT] = CQUIT;
1101 tio->c_cc[VERASE] = CERASE;
1102 #ifdef VERASE2
1103 tio->c_cc[VERASE2] = CERASE2;
1104 #endif
1105 tio->c_cc[VKILL] = CKILL;
1106 tio->c_cc[VSTART] = CSTART;
1107 tio->c_cc[VSTOP] = CSTOP;
1108 tio->c_cc[VSUSP] = CSUSP;
1109 # ifdef VDSUSP
1110 tio->c_cc[VDSUSP] = CDSUSP;
1111 # endif
1112 # ifdef VREPRINT
1113 tio->c_cc[VREPRINT] = CRPRNT;
1114 # endif
1115 # ifdef VDISCRD
1116 tio->c_cc[VDISCRD] = CFLUSH;
1117 # endif
1118 # ifdef VWERSE
1119 tio->c_cc[VWERSE] = CWERASE;
1120 # endif
1121 # ifdef VLNEXT
1122 tio->c_cc[VLNEXT] = CLNEXT;
1123 # endif
1124 }
1125
1126 tio->c_cc[VEOF] = CEOF;
1127 tio->c_cc[VEOL] = VDISABLE;
1128 # ifdef VEOL2
1129 tio->c_cc[VEOL2] = VDISABLE;
1130 # endif
1131 # ifdef VSWTC
1132 tio->c_cc[VSWTC] = VDISABLE;
1133 # endif
1134 # ifdef VSWTCH
1135 tio->c_cc[VSWTCH] = VDISABLE;
1136 # endif
1137 # if VMIN != VEOF
1138 tio->c_cc[VMIN] = 1;
1139 # endif
1140 # if VTIME != VEOL
1141 tio->c_cc[VTIME] = 0;
1142 # endif
1143
1144 if (erase != -1)
1145 tio->c_cc[VERASE] = (char)erase;
1146
1147 /* input modes */
1148 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1149 # ifdef IMAXBEL
1150 | IMAXBEL
1151 # endif
1152 | IXON);
1153
1154 /* output modes */
1155 tio->c_oflag = (OPOST | ONLCR);
1156
1157 /* control modes */
1158 tio->c_cflag = (CS8 | CREAD);
1159
1160 /* line discipline modes */
1161 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1162 # if defined (ECHOCTL) && defined (ECHOKE)
1163 | ECHOCTL | ECHOKE
1164 # endif
1165 | ECHOE | ECHOK);
1166 # else /* HAVE_TERMIOS_H */
1167
1168 /*
1169 * sgtty interface
1170 */
1171
1172 /* get parameters -- gtty */
1173 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1174 {
1175 tio->sg.sg_erase = CERASE; /* ^H */
1176 tio->sg.sg_kill = CKILL; /* ^U */
1177 }
1178
1179 if (erase != -1)
1180 tio->sg.sg_erase = (char)erase;
1181
1182 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1183
1184 /* get special characters */
1185 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1186 {
1187 tio->tc.t_intrc = CINTR; /* ^C */
1188 tio->tc.t_quitc = CQUIT; /* ^\ */
1189 tio->tc.t_startc = CSTART; /* ^Q */
1190 tio->tc.t_stopc = CSTOP; /* ^S */
1191 tio->tc.t_eofc = CEOF; /* ^D */
1192 tio->tc.t_brkc = -1;
1193 }
1194
1195 /* get local special chars */
1196 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1197 {
1198 tio->lc.t_suspc = CSUSP; /* ^Z */
1199 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1200 tio->lc.t_rprntc = CRPRNT; /* ^R */
1201 tio->lc.t_flushc = CFLUSH; /* ^O */
1202 tio->lc.t_werasc = CWERASE; /* ^W */
1203 tio->lc.t_lnextc = CLNEXT; /* ^V */
1204 }
1205 /* get line discipline */
1206 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1207 # ifdef NTTYDISC
1208 tio->line = NTTYDISC;
1209 # endif /* NTTYDISC */
1210
1211 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1212 #endif /* HAVE_TERMIOS_H */
1213
1214 /*
1215 * Debugging
1216 */
1217 #ifdef DEBUG_TTYMODE
1218 #ifdef HAVE_TERMIOS_H
1219 /* c_iflag bits */
1220 fprintf (stderr, "Input flags\n");
1221
1222 /* cpp token stringize doesn't work on all machines <sigh> */
1223 # define FOO(flag,name) \
1224 if ((tio->c_iflag) & flag) \
1225 fprintf (stderr, "%s ", name)
1226
1227 /* c_iflag bits */
1228 FOO (IGNBRK, "IGNBRK");
1229 FOO (BRKINT, "BRKINT");
1230 FOO (IGNPAR, "IGNPAR");
1231 FOO (PARMRK, "PARMRK");
1232 FOO (INPCK, "INPCK");
1233 FOO (ISTRIP, "ISTRIP");
1234 FOO (INLCR, "INLCR");
1235 FOO (IGNCR, "IGNCR");
1236 FOO (ICRNL, "ICRNL");
1237 FOO (IXON, "IXON");
1238 FOO (IXOFF, "IXOFF");
1239 # ifdef IUCLC
1240 FOO (IUCLC, "IUCLC");
1241 # endif
1242 # ifdef IXANY
1243 FOO (IXANY, "IXANY");
1244 # endif
1245 # ifdef IMAXBEL
1246 FOO (IMAXBEL, "IMAXBEL");
1247 # endif
1248
1249 fprintf (stderr, "\n");
1250
1251 # undef FOO
1252 # define FOO(entry, name) \
1253 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1254
1255 FOO (VINTR, "VINTR");
1256 FOO (VQUIT, "VQUIT");
1257 FOO (VERASE, "VERASE");
1258 FOO (VKILL, "VKILL");
1259 FOO (VEOF, "VEOF");
1260 FOO (VEOL, "VEOL");
1261 # ifdef VEOL2
1262 FOO (VEOL2, "VEOL2");
1263 # endif
1264 # ifdef VSWTC
1265 FOO (VSWTC, "VSWTC");
1266 # endif
1267 # ifdef VSWTCH
1268 FOO (VSWTCH, "VSWTCH");
1269 # endif
1270 FOO (VSTART, "VSTART");
1271 FOO (VSTOP, "VSTOP");
1272 FOO (VSUSP, "VSUSP");
1273 # ifdef VDSUSP
1274 FOO (VDSUSP, "VDSUSP");
1275 # endif
1276 # ifdef VREPRINT
1277 FOO (VREPRINT, "VREPRINT");
1278 # endif
1279 # ifdef VDISCRD
1280 FOO (VDISCRD, "VDISCRD");
1281 # endif
1282 # ifdef VWERSE
1283 FOO (VWERSE, "VWERSE");
1284 # endif
1285 # ifdef VLNEXT
1286 FOO (VLNEXT, "VLNEXT");
1287 # endif
1288
1289 fprintf (stderr, "\n");
1290 # undef FOO
1291 # endif /* HAVE_TERMIOS_H */
1292 #endif /* DEBUG_TTYMODE */
1293 }
1294
1295 /*----------------------------------------------------------------------*/
1296 /*
1297 * Run the command in a subprocess and return a file descriptor for the
1298 * master end of the pseudo-teletype pair with the command talking to
1299 * the slave.
1300 */
1301 void
1302 rxvt_term::run_command (const char *const *argv)
1303 {
1304 #if ENABLE_FRILLS
1305 if (rs[Rs_pty_fd])
1306 {
1307 pty->pty = atoi (rs[Rs_pty_fd]);
1308
1309 if (pty->pty >= 0)
1310 {
1311 if (getfd_hook)
1312 pty->pty = (*getfd_hook) (pty->pty);
1313
1314 if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK))
1315 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1316 }
1317 }
1318 else
1319 #endif
1320 if (!pty->get ())
1321 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1322
1323 pty->set_utf8_mode (enc_utf8);
1324
1325 /* set initial window size */
1326 tt_winch ();
1327
1328 int er;
1329
1330 #ifndef NO_BACKSPACE_KEY
1331 if (key_backspace[0] && !key_backspace[1])
1332 er = key_backspace[0];
1333 else if (strcmp (key_backspace, "DEC") == 0)
1334 er = '\177'; /* the initial state anyway */
1335 else
1336 #endif
1337 er = -1;
1338
1339 rxvt_get_ttymode (&tio, er);
1340
1341 #if ENABLE_FRILLS
1342 if (rs[Rs_pty_fd])
1343 return;
1344 #endif
1345
1346 /* spin off the command interpreter */
1347 switch (cmd_pid = fork ())
1348 {
1349 case -1:
1350 {
1351 cmd_pid = 0;
1352 rxvt_fatal ("can't fork, aborting.\n");
1353 }
1354 case 0:
1355 init_env ();
1356
1357 if (!pty->make_controlling_tty ())
1358 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1359 else
1360 {
1361 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1362 dup2 (pty->tty, STDIN_FILENO);
1363 dup2 (pty->tty, STDOUT_FILENO);
1364 dup2 (pty->tty, STDERR_FILENO);
1365
1366 // close all our file handles that we do no longer need
1367 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1368 {
1369 if ((*t)->pty->pty > 2) close ((*t)->pty->pty);
1370 if ((*t)->pty->tty > 2) close ((*t)->pty->tty);
1371 }
1372
1373 run_child (argv);
1374 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1375 }
1376
1377 _exit (EXIT_FAILURE);
1378
1379 default:
1380 if (!OPTION (Opt_utmpInhibit))
1381 pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
1382
1383 pty->close_tty ();
1384
1385 child_ev.start (cmd_pid);
1386
1387 HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END));
1388 break;
1389 }
1390 }
1391
1392 /* ------------------------------------------------------------------------- *
1393 * CHILD PROCESS OPERATIONS *
1394 * ------------------------------------------------------------------------- */
1395 /*
1396 * The only open file descriptor is the slave tty - so no error messages.
1397 * returns are fatal
1398 */
1399 int
1400 rxvt_term::run_child (const char *const *argv)
1401 {
1402 char *login;
1403
1404 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1405
1406 if (OPTION (Opt_console))
1407 { /* be virtual console, fail silently */
1408 #ifdef TIOCCONS
1409 unsigned int on = 1;
1410
1411 ioctl (STDIN_FILENO, TIOCCONS, &on);
1412 #elif defined (SRIOCSREDIR)
1413 int fd;
1414
1415 fd = open (CONSOLE, O_WRONLY, 0);
1416 if (fd >= 0)
1417 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1418 close (fd);
1419 #endif /* SRIOCSREDIR */
1420 }
1421
1422 /* reset signals and spin off the command interpreter */
1423 signal (SIGINT, SIG_DFL);
1424 signal (SIGQUIT, SIG_DFL);
1425 signal (SIGCHLD, SIG_DFL);
1426 signal (SIGHUP, SIG_DFL);
1427 signal (SIGPIPE, SIG_DFL);
1428 /*
1429 * mimick login's behavior by disabling the job control signals
1430 * a shell that wants them can turn them back on
1431 */
1432 #ifdef SIGTSTP
1433 signal (SIGTSTP, SIG_IGN);
1434 signal (SIGTTIN, SIG_IGN);
1435 signal (SIGTTOU, SIG_IGN);
1436 #endif /* SIGTSTP */
1437
1438 // unblock signals (signals are blocked by iom.C
1439 sigset_t ss;
1440 sigemptyset (&ss);
1441 sigprocmask (SIG_SETMASK, &ss, 0);
1442
1443 /* command interpreter path */
1444 if (argv != NULL)
1445 {
1446 # ifdef DEBUG_CMD
1447 int i;
1448
1449 for (i = 0; argv[i]; i++)
1450 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1451 # endif
1452
1453 execvp (argv[0], (char *const *)argv);
1454 /* no error message: STDERR is closed! */
1455 }
1456 else
1457 {
1458 const char *argv0, *shell;
1459
1460 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1461 shell = "/bin/sh";
1462
1463 argv0 = (const char *)rxvt_r_basename (shell);
1464
1465 if (OPTION (Opt_loginShell))
1466 {
1467 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1468
1469 login[0] = '-';
1470 strcpy (&login[1], argv0);
1471 argv0 = login;
1472 }
1473
1474 execlp (shell, argv0, NULL);
1475 /* no error message: STDERR is closed! */
1476 }
1477
1478 return -1;
1479 }
1480
1481 /*----------------------- end-of-file (C source) -----------------------*/