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Revision: 1.164
Committed: Tue Jan 31 18:36:35 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.163: +19 -17 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 "rgb:00/00/00", // 0: black (Black)
49 "rgb:cd/00/00", // 1: red (Red3)
50 "rgb:00/cd/00", // 2: green (Green3)
51 "rgb:cd/cd/00", // 3: ywlloe (Yellow3)
52 "rgb:00/00/cd", // 4: blue (Blue3)
53 "rgb:cd/00/cd", // 5: magenta (Magenta3)
54 "rgb:00/cd/cd", // 6: cyan (Cyan3)
55 # ifdef XTERM_COLORS
56 "rgb:e5/e5/e5", // 7: white (Grey90)
57 # else
58 "rgb:fa/eb/d7", // 7: white (AntiqueWhite)
59 # endif
60 /* high-intensity colors */
61 # ifdef XTERM_COLORS
62 "rgb:4d/4d/4d", // 8: bright black (Grey30)
63 # else
64 "rgb:40/40/40", // 8: bright black (Grey25)
65 # endif
66 "rgb:ff/00/00", // 1/9: bright red (Reed)
67 "rgb:00/ff/00", // 2/10: bright green (Green)
68 "rgb:ff/ff/00", // 3/11: bright yellow (Yellow)
69 "rgb:00/00/ff", // 4/12: bright blue (Blue)
70 "rgb:ff/00/ff", // 5/13: bright magenta (Magenta)
71 "rgb:00/ff/ff", // 6/14: bright cyan (Cyan)
72 "rgb:ff/ff/ff", // 7/15: bright white (White)
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 "rgb:00/00/00",
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 XFT
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 const char *name = rs[Rs_color + i];
661
662 if (!name)
663 continue;
664
665 rxvt_color xcol;
666
667 if (!set_color (xcol, name))
668 {
669 #ifndef XTERM_REVERSE_VIDEO
670 if (i < 2 && OPTION (Opt_reverseVideo))
671 name = def_colorName [1 - i];
672 else
673 #endif
674 name = def_colorName [i];
675
676 if (!name)
677 continue;
678
679 if (!set_color (xcol, name))
680 {
681 switch (i)
682 {
683 case Color_fg:
684 case Color_bg:
685 rxvt_warn ("unable to get foreground/background colour, continuing.\n");
686 name = "";
687 break;
688 #ifndef NO_CURSORCOLOR
689 case Color_cursor2:
690 #endif
691 case Color_pointer_fg:
692 name = rs[Rs_color + Color_fg];
693 xcol = pix_colors[Color_fg];
694 break;
695 default:
696 name = rs[Rs_color + Color_bg];
697 xcol = pix_colors[Color_bg];
698 break;
699 }
700 }
701 }
702
703 pix_colors[i] = xcol;
704 rs[Rs_color + i] = name;
705 }
706
707 #ifdef OFF_FOCUS_FADING
708 if (rs[Rs_fade])
709 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
710 {
711 rgba c;
712 pix_colors[Color_fade].get (this, c);
713 pix_colors_focused[i].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused[i],c);
714 }
715 #endif
716
717 if (depth <= 2)
718 {
719 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
720 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
721 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
722 }
723
724 /*
725 * get scrollBar shadow colors
726 *
727 * The calculations of topShadow/bottomShadow values are adapted
728 * from the fvwm window manager.
729 */
730 #ifdef KEEP_SCROLLCOLOR
731
732 if (depth <= 2)
733 {
734 /* Monochrome */
735 pix_colors[Color_scroll] = pix_colors[Color_fg];
736 pix_colors[Color_topShadow] = pix_colors[Color_bg];
737 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
738 }
739 else
740 {
741 rxvt_color xcol[2];
742 /* xcol[0] == white
743 * xcol[1] == top shadow
744 * xcol[2] == bot shadow */
745
746 xcol[1] = pix_colors[Color_scroll];
747 xcol[0].set (this, rgba (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC));
748
749 rgba c0, c1;
750
751 xcol[0].get (this, c0);
752 xcol[1].get (this, c1);
753
754 xcol[1].fade (this, 50, pix_colors[Color_bottomShadow]);
755
756 /* topShadowColor */
757 if (!xcol[1].set (this,
758 rgba (
759 min (c0.r, max (c1.r / 5, c1.r) * 7 / 5),
760 min (c0.g, max (c1.g / 5, c1.g) * 7 / 5),
761 min (c0.b, max (c1.b / 5, c1.b) * 7 / 5),
762 c1.a) // pa1 vs. pa0: arbitrary
763 ));
764 xcol[1] = pix_colors[Color_White];
765
766 pix_colors[Color_topShadow] = xcol[1];
767 }
768 #endif /* KEEP_SCROLLCOLOR */
769 }
770
771 /*----------------------------------------------------------------------*/
772 /* color aliases, fg/bg bright-bold */
773 void
774 rxvt_term::color_aliases (int idx)
775 {
776 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
777 {
778 int i = atoi (rs[Rs_color + idx]);
779
780 if (i >= 8 && i <= 15)
781 { /* bright colors */
782 i -= 8;
783 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
784 return;
785 }
786
787 if (i >= 0 && i <= 7) /* normal colors */
788 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
789 }
790 }
791
792 /*----------------------------------------------------------------------*/
793 /*
794 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
795 * Use resource ``modifier'' to override the Meta modifier
796 */
797 void
798 rxvt_term::get_ourmods ()
799 {
800 int i, j, k;
801 int requestedmeta, realmeta, realalt;
802 const char *cm, *rsmod;
803 XModifierKeymap *map;
804 KeyCode *kc;
805 const unsigned int modmasks[] =
806 {
807 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
808 };
809
810 requestedmeta = realmeta = realalt = 0;
811 rsmod = rs[Rs_modifier];
812
813 if (rsmod
814 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
815 requestedmeta = rsmod[3] - '0';
816
817 map = XGetModifierMapping (xdisp);
818 kc = map->modifiermap;
819
820 for (i = 1; i < 6; i++)
821 {
822 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
823
824 for (j = map->max_keypermod; j--; k++)
825 {
826 if (kc[k] == 0)
827 break;
828
829 switch (XKeycodeToKeysym (xdisp, kc[k], 0))
830 {
831 case XK_Num_Lock:
832 ModNumLockMask = modmasks[i - 1];
833 continue;
834
835 case XK_ISO_Level3_Shift:
836 ModLevel3Mask = modmasks[i - 1];
837 continue;
838
839 case XK_Meta_L:
840 case XK_Meta_R:
841 cm = "meta";
842 realmeta = i;
843 break;
844
845 case XK_Alt_L:
846 case XK_Alt_R:
847 cm = "alt";
848 realalt = i;
849 break;
850
851 case XK_Super_L:
852 case XK_Super_R:
853 cm = "super";
854 break;
855
856 case XK_Hyper_L:
857 case XK_Hyper_R:
858 cm = "hyper";
859 break;
860
861 default:
862 continue;
863 }
864
865 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
866 requestedmeta = i;
867 }
868 }
869
870 XFreeModifiermap (map);
871
872 i = requestedmeta ? requestedmeta
873 : realmeta ? realmeta
874 : realalt ? realalt
875 : 0;
876
877 if (i)
878 ModMetaMask = modmasks[i - 1];
879 }
880
881 /*----------------------------------------------------------------------*/
882 /* rxvt_Create_Windows () - Open and map the window */
883 void
884 rxvt_term::create_windows (int argc, const char *const *argv)
885 {
886 XClassHint classHint;
887 XWMHints wmHint;
888 #if ENABLE_FRILLS
889 MWMHints mwmhints;
890 #endif
891 XGCValues gcvalue;
892 XSetWindowAttributes attributes;
893 Window top, parent;
894
895 dLocal (Display *, xdisp);
896
897 /* grab colors before netscape does */
898 Get_Colours ();
899
900 if (!set_fonts ())
901 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
902
903 parent = display->root;
904
905 attributes.override_redirect = !!OPTION (Opt_override_redirect);
906
907 #if ENABLE_FRILLS
908 if (OPTION (Opt_borderLess))
909 {
910 if (XInternAtom (xdisp, "_MOTIF_WM_INFO", True) == None)
911 {
912 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
913 attributes.override_redirect = true;
914 mwmhints.flags = 0;
915 }
916 else
917 {
918 mwmhints.flags = MWM_HINTS_DECORATIONS;
919 mwmhints.decorations = 0;
920 }
921 }
922 else
923 mwmhints.flags = 0;
924 #endif
925
926 #if ENABLE_XEMBED
927 if (rs[Rs_embed])
928 {
929 XWindowAttributes wattr;
930
931 parent = strtol (rs[Rs_embed], 0, 0);
932
933 if (!XGetWindowAttributes (xdisp, parent, &wattr))
934 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
935
936 window_calc (wattr.width, wattr.height);
937 }
938 #endif
939
940 window_calc (0, 0);
941
942 /* sub-window placement & size in rxvt_resize_subwindows () */
943 attributes.background_pixel = pix_colors_focused [Color_border];
944 attributes.border_pixel = pix_colors_focused [Color_border];
945 attributes.colormap = cmap;
946
947 top = XCreateWindow (xdisp, parent,
948 szHint.x, szHint.y,
949 szHint.width, szHint.height,
950 ext_bwidth,
951 depth, InputOutput, visual,
952 CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect,
953 &attributes);
954
955 this->parent[0] = top;
956
957 old_width = szHint.width;
958 old_height = szHint.height;
959
960 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
961 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
962
963 classHint.res_name = (char *)rs[Rs_name];
964 classHint.res_class = (char *)RESCLASS;
965
966 wmHint.flags = InputHint | StateHint | WindowGroupHint;
967 wmHint.input = True;
968 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
969 wmHint.window_group = top;
970
971 XmbSetWMProperties (xdisp, top, NULL, NULL, (char **)argv, argc,
972 &szHint, &wmHint, &classHint);
973
974 #if ENABLE_FRILLS
975 if (mwmhints.flags)
976 XChangeProperty (xdisp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
977 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
978 #endif
979
980 Atom protocols[] = {
981 xa[XA_WM_DELETE_WINDOW],
982 #if ENABLE_EWMH
983 xa[XA_NET_WM_PING],
984 #endif
985 };
986
987 XSetWMProtocols (xdisp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
988
989 #if ENABLE_FRILLS
990 if (rs[Rs_transient_for])
991 XSetTransientForHint (xdisp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
992 #endif
993
994 #if ENABLE_EWMH
995 long pid = getpid ();
996
997 XChangeProperty (xdisp, top,
998 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
999 PropModeReplace, (unsigned char *)&pid, 1);
1000
1001 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1002 #endif
1003
1004 XSelectInput (xdisp, top,
1005 KeyPressMask
1006 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1007 | KeyReleaseMask
1008 #endif
1009 | FocusChangeMask | VisibilityChangeMask
1010 | ExposureMask | StructureNotifyMask);
1011
1012 termwin_ev.start (display, top);
1013
1014 /* vt cursor: Black-on-White is standard, but this is more popular */
1015 TermWin_cursor = XCreateFontCursor (xdisp, XC_xterm);
1016
1017 #ifdef HAVE_SCROLLBARS
1018 /* cursor scrollBar: Black-on-White */
1019 leftptr_cursor = XCreateFontCursor (xdisp, XC_left_ptr);
1020 #endif
1021
1022 /* the vt window */
1023 vt = XCreateSimpleWindow (xdisp, top,
1024 window_vt_x, window_vt_y,
1025 width, height,
1026 0,
1027 pix_colors_focused[Color_fg],
1028 pix_colors_focused[Color_bg]);
1029
1030 attributes.bit_gravity = NorthWestGravity;
1031 XChangeWindowAttributes (xdisp, vt, CWBitGravity, &attributes);
1032
1033 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1034
1035 if (OPTION (Opt_pointerBlank))
1036 vt_emask |= PointerMotionMask;
1037 else
1038 vt_emask |= Button1MotionMask | Button3MotionMask;
1039
1040 vt_select_input ();
1041
1042 vt_ev.start (display, vt);
1043
1044 #ifdef XPM_BACKGROUND
1045 if (rs[Rs_backgroundPixmap] != NULL
1046 && !OPTION (Opt_transparent))
1047 {
1048 const char *p = rs[Rs_backgroundPixmap];
1049
1050 if ((p = strchr (p, ';')) != NULL)
1051 {
1052 p++;
1053 scale_pixmap (p);
1054 }
1055
1056 set_bgPixmap (rs[Rs_backgroundPixmap]);
1057 scr_touch (true);
1058 }
1059 #endif
1060
1061 /* graphics context for the vt window */
1062 gcvalue.foreground = pix_colors[Color_fg];
1063 gcvalue.background = pix_colors[Color_bg];
1064 gcvalue.graphics_exposures = 1;
1065
1066 gc = XCreateGC (xdisp, vt,
1067 GCForeground | GCBackground | GCGraphicsExposures,
1068 &gcvalue);
1069
1070 drawable = new rxvt_drawable (this, vt);
1071
1072 #ifdef RXVT_SCROLLBAR
1073 gcvalue.foreground = pix_colors[Color_topShadow];
1074 topShadowGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1075 gcvalue.foreground = pix_colors[Color_bottomShadow];
1076 botShadowGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1077 gcvalue.foreground = pix_colors[ (depth <= 2 ? Color_fg : Color_scroll)];
1078 scrollbarGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1079 #endif
1080
1081 #ifdef OFF_FOCUS_FADING
1082 // initially we are in unfocused state
1083 if (rs[Rs_fade])
1084 pix_colors = pix_colors_unfocused;
1085 #endif
1086
1087 pointer_unblank ();
1088 scr_recolour ();
1089 }
1090
1091 /* ------------------------------------------------------------------------- *
1092 * GET TTY CURRENT STATE *
1093 * ------------------------------------------------------------------------- */
1094 void
1095 rxvt_get_ttymode (ttymode_t *tio, int erase)
1096 {
1097 #ifdef HAVE_TERMIOS_H
1098 /*
1099 * standard System V termios interface
1100 */
1101 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1102 {
1103 // return error - use system defaults,
1104 // where possible, and zero elsewhere
1105 memset (tio, 0, sizeof (ttymode_t));
1106
1107 tio->c_cc[VINTR] = CINTR;
1108 tio->c_cc[VQUIT] = CQUIT;
1109 tio->c_cc[VERASE] = CERASE;
1110 #ifdef VERASE2
1111 tio->c_cc[VERASE2] = CERASE2;
1112 #endif
1113 tio->c_cc[VKILL] = CKILL;
1114 tio->c_cc[VSTART] = CSTART;
1115 tio->c_cc[VSTOP] = CSTOP;
1116 tio->c_cc[VSUSP] = CSUSP;
1117 # ifdef VDSUSP
1118 tio->c_cc[VDSUSP] = CDSUSP;
1119 # endif
1120 # ifdef VREPRINT
1121 tio->c_cc[VREPRINT] = CRPRNT;
1122 # endif
1123 # ifdef VDISCRD
1124 tio->c_cc[VDISCRD] = CFLUSH;
1125 # endif
1126 # ifdef VWERSE
1127 tio->c_cc[VWERSE] = CWERASE;
1128 # endif
1129 # ifdef VLNEXT
1130 tio->c_cc[VLNEXT] = CLNEXT;
1131 # endif
1132 }
1133
1134 tio->c_cc[VEOF] = CEOF;
1135 tio->c_cc[VEOL] = VDISABLE;
1136 # ifdef VEOL2
1137 tio->c_cc[VEOL2] = VDISABLE;
1138 # endif
1139 # ifdef VSWTC
1140 tio->c_cc[VSWTC] = VDISABLE;
1141 # endif
1142 # ifdef VSWTCH
1143 tio->c_cc[VSWTCH] = VDISABLE;
1144 # endif
1145 # if VMIN != VEOF
1146 tio->c_cc[VMIN] = 1;
1147 # endif
1148 # if VTIME != VEOL
1149 tio->c_cc[VTIME] = 0;
1150 # endif
1151
1152 if (erase != -1)
1153 tio->c_cc[VERASE] = (char)erase;
1154
1155 /* input modes */
1156 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1157 # ifdef IMAXBEL
1158 | IMAXBEL
1159 # endif
1160 | IXON);
1161
1162 /* output modes */
1163 tio->c_oflag = (OPOST | ONLCR);
1164
1165 /* control modes */
1166 tio->c_cflag = (CS8 | CREAD);
1167
1168 /* line discipline modes */
1169 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1170 # if defined (ECHOCTL) && defined (ECHOKE)
1171 | ECHOCTL | ECHOKE
1172 # endif
1173 | ECHOE | ECHOK);
1174 # else /* HAVE_TERMIOS_H */
1175
1176 /*
1177 * sgtty interface
1178 */
1179
1180 /* get parameters -- gtty */
1181 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1182 {
1183 tio->sg.sg_erase = CERASE; /* ^H */
1184 tio->sg.sg_kill = CKILL; /* ^U */
1185 }
1186
1187 if (erase != -1)
1188 tio->sg.sg_erase = (char)erase;
1189
1190 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1191
1192 /* get special characters */
1193 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1194 {
1195 tio->tc.t_intrc = CINTR; /* ^C */
1196 tio->tc.t_quitc = CQUIT; /* ^\ */
1197 tio->tc.t_startc = CSTART; /* ^Q */
1198 tio->tc.t_stopc = CSTOP; /* ^S */
1199 tio->tc.t_eofc = CEOF; /* ^D */
1200 tio->tc.t_brkc = -1;
1201 }
1202
1203 /* get local special chars */
1204 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1205 {
1206 tio->lc.t_suspc = CSUSP; /* ^Z */
1207 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1208 tio->lc.t_rprntc = CRPRNT; /* ^R */
1209 tio->lc.t_flushc = CFLUSH; /* ^O */
1210 tio->lc.t_werasc = CWERASE; /* ^W */
1211 tio->lc.t_lnextc = CLNEXT; /* ^V */
1212 }
1213 /* get line discipline */
1214 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1215 # ifdef NTTYDISC
1216 tio->line = NTTYDISC;
1217 # endif /* NTTYDISC */
1218
1219 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1220 #endif /* HAVE_TERMIOS_H */
1221
1222 /*
1223 * Debugging
1224 */
1225 #ifdef DEBUG_TTYMODE
1226 #ifdef HAVE_TERMIOS_H
1227 /* c_iflag bits */
1228 fprintf (stderr, "Input flags\n");
1229
1230 /* cpp token stringize doesn't work on all machines <sigh> */
1231 # define FOO(flag,name) \
1232 if ((tio->c_iflag) & flag) \
1233 fprintf (stderr, "%s ", name)
1234
1235 /* c_iflag bits */
1236 FOO (IGNBRK, "IGNBRK");
1237 FOO (BRKINT, "BRKINT");
1238 FOO (IGNPAR, "IGNPAR");
1239 FOO (PARMRK, "PARMRK");
1240 FOO (INPCK, "INPCK");
1241 FOO (ISTRIP, "ISTRIP");
1242 FOO (INLCR, "INLCR");
1243 FOO (IGNCR, "IGNCR");
1244 FOO (ICRNL, "ICRNL");
1245 FOO (IXON, "IXON");
1246 FOO (IXOFF, "IXOFF");
1247 # ifdef IUCLC
1248 FOO (IUCLC, "IUCLC");
1249 # endif
1250 # ifdef IXANY
1251 FOO (IXANY, "IXANY");
1252 # endif
1253 # ifdef IMAXBEL
1254 FOO (IMAXBEL, "IMAXBEL");
1255 # endif
1256
1257 fprintf (stderr, "\n");
1258
1259 # undef FOO
1260 # define FOO(entry, name) \
1261 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1262
1263 FOO (VINTR, "VINTR");
1264 FOO (VQUIT, "VQUIT");
1265 FOO (VERASE, "VERASE");
1266 FOO (VKILL, "VKILL");
1267 FOO (VEOF, "VEOF");
1268 FOO (VEOL, "VEOL");
1269 # ifdef VEOL2
1270 FOO (VEOL2, "VEOL2");
1271 # endif
1272 # ifdef VSWTC
1273 FOO (VSWTC, "VSWTC");
1274 # endif
1275 # ifdef VSWTCH
1276 FOO (VSWTCH, "VSWTCH");
1277 # endif
1278 FOO (VSTART, "VSTART");
1279 FOO (VSTOP, "VSTOP");
1280 FOO (VSUSP, "VSUSP");
1281 # ifdef VDSUSP
1282 FOO (VDSUSP, "VDSUSP");
1283 # endif
1284 # ifdef VREPRINT
1285 FOO (VREPRINT, "VREPRINT");
1286 # endif
1287 # ifdef VDISCRD
1288 FOO (VDISCRD, "VDISCRD");
1289 # endif
1290 # ifdef VWERSE
1291 FOO (VWERSE, "VWERSE");
1292 # endif
1293 # ifdef VLNEXT
1294 FOO (VLNEXT, "VLNEXT");
1295 # endif
1296
1297 fprintf (stderr, "\n");
1298 # undef FOO
1299 # endif /* HAVE_TERMIOS_H */
1300 #endif /* DEBUG_TTYMODE */
1301 }
1302
1303 /*----------------------------------------------------------------------*/
1304 /*
1305 * Run the command in a subprocess and return a file descriptor for the
1306 * master end of the pseudo-teletype pair with the command talking to
1307 * the slave.
1308 */
1309 void
1310 rxvt_term::run_command (const char *const *argv)
1311 {
1312 #if ENABLE_FRILLS
1313 if (rs[Rs_pty_fd])
1314 {
1315 pty->pty = atoi (rs[Rs_pty_fd]);
1316
1317 if (pty->pty >= 0)
1318 {
1319 if (getfd_hook)
1320 pty->pty = (*getfd_hook) (pty->pty);
1321
1322 if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK))
1323 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1324 }
1325 }
1326 else
1327 #endif
1328 if (!pty->get ())
1329 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1330
1331 pty->set_utf8_mode (enc_utf8);
1332
1333 /* set initial window size */
1334 tt_winch ();
1335
1336 int er;
1337
1338 #ifndef NO_BACKSPACE_KEY
1339 if (key_backspace[0] && !key_backspace[1])
1340 er = key_backspace[0];
1341 else if (strcmp (key_backspace, "DEC") == 0)
1342 er = '\177'; /* the initial state anyway */
1343 else
1344 #endif
1345 er = -1;
1346
1347 rxvt_get_ttymode (&tio, er);
1348
1349 #if ENABLE_FRILLS
1350 if (rs[Rs_pty_fd])
1351 return;
1352 #endif
1353
1354 /* spin off the command interpreter */
1355 switch (cmd_pid = fork ())
1356 {
1357 case -1:
1358 {
1359 cmd_pid = 0;
1360 rxvt_fatal ("can't fork, aborting.\n");
1361 }
1362 case 0:
1363 init_env ();
1364
1365 if (!pty->make_controlling_tty ())
1366 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1367 else
1368 {
1369 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1370 dup2 (pty->tty, STDIN_FILENO);
1371 dup2 (pty->tty, STDOUT_FILENO);
1372 dup2 (pty->tty, STDERR_FILENO);
1373
1374 // close all our file handles that we do no longer need
1375 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1376 {
1377 if ((*t)->pty->pty > 2) close ((*t)->pty->pty);
1378 if ((*t)->pty->tty > 2) close ((*t)->pty->tty);
1379 }
1380
1381 run_child (argv);
1382 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1383 }
1384
1385 _exit (EXIT_FAILURE);
1386
1387 default:
1388 if (!OPTION (Opt_utmpInhibit))
1389 pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
1390
1391 pty->close_tty ();
1392
1393 child_ev.start (cmd_pid);
1394
1395 HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END));
1396 break;
1397 }
1398 }
1399
1400 /* ------------------------------------------------------------------------- *
1401 * CHILD PROCESS OPERATIONS *
1402 * ------------------------------------------------------------------------- */
1403 /*
1404 * The only open file descriptor is the slave tty - so no error messages.
1405 * returns are fatal
1406 */
1407 int
1408 rxvt_term::run_child (const char *const *argv)
1409 {
1410 char *login;
1411
1412 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1413
1414 if (OPTION (Opt_console))
1415 { /* be virtual console, fail silently */
1416 #ifdef TIOCCONS
1417 unsigned int on = 1;
1418
1419 ioctl (STDIN_FILENO, TIOCCONS, &on);
1420 #elif defined (SRIOCSREDIR)
1421 int fd;
1422
1423 fd = open (CONSOLE, O_WRONLY, 0);
1424 if (fd >= 0)
1425 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1426 close (fd);
1427 #endif /* SRIOCSREDIR */
1428 }
1429
1430 /* reset signals and spin off the command interpreter */
1431 signal (SIGINT, SIG_DFL);
1432 signal (SIGQUIT, SIG_DFL);
1433 signal (SIGCHLD, SIG_DFL);
1434 signal (SIGHUP, SIG_DFL);
1435 signal (SIGPIPE, SIG_DFL);
1436 /*
1437 * mimick login's behavior by disabling the job control signals
1438 * a shell that wants them can turn them back on
1439 */
1440 #ifdef SIGTSTP
1441 signal (SIGTSTP, SIG_IGN);
1442 signal (SIGTTIN, SIG_IGN);
1443 signal (SIGTTOU, SIG_IGN);
1444 #endif /* SIGTSTP */
1445
1446 // unblock signals (signals are blocked by iom.C
1447 sigset_t ss;
1448 sigemptyset (&ss);
1449 sigprocmask (SIG_SETMASK, &ss, 0);
1450
1451 /* command interpreter path */
1452 if (argv != NULL)
1453 {
1454 # ifdef DEBUG_CMD
1455 int i;
1456
1457 for (i = 0; argv[i]; i++)
1458 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1459 # endif
1460
1461 execvp (argv[0], (char *const *)argv);
1462 /* no error message: STDERR is closed! */
1463 }
1464 else
1465 {
1466 const char *argv0, *shell;
1467
1468 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1469 shell = "/bin/sh";
1470
1471 argv0 = (const char *)rxvt_r_basename (shell);
1472
1473 if (OPTION (Opt_loginShell))
1474 {
1475 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1476
1477 login[0] = '-';
1478 strcpy (&login[1], argv0);
1479 argv0 = login;
1480 }
1481
1482 execlp (shell, argv0, NULL);
1483 /* no error message: STDERR is closed! */
1484 }
1485
1486 return -1;
1487 }
1488
1489 /*----------------------- end-of-file (C source) -----------------------*/