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Revision: 1.159
Committed: Mon Jan 30 02:21:20 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.158: +21 -21 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 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, rxvt_rgba (rxvt_rgba::MAX_CC, rxvt_rgba::MAX_CC, rxvt_rgba::MAX_CC));
743
744 rxvt_rgba c0, c1;
745
746 xcol[0].get (this, c0);
747 xcol[1].get (this, c1);
748
749 pix_colors[Color_bottomShadow] = xcol[1].fade (this, 50);
750
751 /* topShadowColor */
752 if (!xcol[1].set (this,
753 rxvt_rgba (
754 min (c0.r, max (c1.r / 5, c1.r) * 7 / 5),
755 min (c0.g, max (c1.g / 5, c1.g) * 7 / 5),
756 min (c0.b, max (c1.b / 5, c1.b) * 7 / 5),
757 c1.a) // pa1 vs. pa0: arbitrary
758 ));
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 (xdisp);
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 (xdisp, 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
890 dLocal (Display *, xdisp);
891
892 /* grab colors before netscape does */
893 Get_Colours ();
894
895 if (!set_fonts ())
896 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
897
898 parent = display->root;
899
900 attributes.override_redirect = !!OPTION (Opt_override_redirect);
901
902 #if ENABLE_FRILLS
903 if (OPTION (Opt_borderLess))
904 {
905 if (XInternAtom (xdisp, "_MOTIF_WM_INFO", True) == None)
906 {
907 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
908 attributes.override_redirect = true;
909 mwmhints.flags = 0;
910 }
911 else
912 {
913 mwmhints.flags = MWM_HINTS_DECORATIONS;
914 mwmhints.decorations = 0;
915 }
916 }
917 else
918 mwmhints.flags = 0;
919 #endif
920
921 #if ENABLE_XEMBED
922 if (rs[Rs_embed])
923 {
924 XWindowAttributes wattr;
925
926 parent = strtol (rs[Rs_embed], 0, 0);
927
928 if (!XGetWindowAttributes (xdisp, parent, &wattr))
929 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
930
931 window_calc (wattr.width, wattr.height);
932 }
933 #endif
934
935 window_calc (0, 0);
936
937 /* sub-window placement & size in rxvt_resize_subwindows () */
938 attributes.background_pixel = pix_colors_focused [Color_border];
939 attributes.border_pixel = pix_colors_focused [Color_border];
940 attributes.colormap = cmap;
941
942 top = XCreateWindow (xdisp, parent,
943 szHint.x, szHint.y,
944 szHint.width, szHint.height,
945 ext_bwidth,
946 depth, InputOutput, visual,
947 CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect,
948 &attributes);
949
950 this->parent[0] = top;
951
952 old_width = szHint.width;
953 old_height = szHint.height;
954
955 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
956 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
957
958 classHint.res_name = (char *)rs[Rs_name];
959 classHint.res_class = (char *)RESCLASS;
960
961 wmHint.flags = InputHint | StateHint | WindowGroupHint;
962 wmHint.input = True;
963 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
964 wmHint.window_group = top;
965
966 XmbSetWMProperties (xdisp, top, NULL, NULL, (char **)argv, argc,
967 &szHint, &wmHint, &classHint);
968
969 #if ENABLE_FRILLS
970 if (mwmhints.flags)
971 XChangeProperty (xdisp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
972 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
973 #endif
974
975 Atom protocols[] = {
976 xa[XA_WM_DELETE_WINDOW],
977 #if ENABLE_EWMH
978 xa[XA_NET_WM_PING],
979 #endif
980 };
981
982 XSetWMProtocols (xdisp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
983
984 #if ENABLE_FRILLS
985 if (rs[Rs_transient_for])
986 XSetTransientForHint (xdisp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
987 #endif
988
989 #if ENABLE_EWMH
990 long pid = getpid ();
991
992 XChangeProperty (xdisp, top,
993 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
994 PropModeReplace, (unsigned char *)&pid, 1);
995
996 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
997 #endif
998
999 XSelectInput (xdisp, top,
1000 KeyPressMask
1001 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1002 | KeyReleaseMask
1003 #endif
1004 | FocusChangeMask | VisibilityChangeMask
1005 | ExposureMask | StructureNotifyMask);
1006
1007 termwin_ev.start (display, top);
1008
1009 /* vt cursor: Black-on-White is standard, but this is more popular */
1010 TermWin_cursor = XCreateFontCursor (xdisp, XC_xterm);
1011
1012 #ifdef HAVE_SCROLLBARS
1013 /* cursor scrollBar: Black-on-White */
1014 leftptr_cursor = XCreateFontCursor (xdisp, XC_left_ptr);
1015 #endif
1016
1017 /* the vt window */
1018 vt = XCreateSimpleWindow (xdisp, top,
1019 window_vt_x, window_vt_y,
1020 width, height,
1021 0,
1022 pix_colors_focused[Color_fg],
1023 pix_colors_focused[Color_bg]);
1024
1025 attributes.bit_gravity = NorthWestGravity;
1026 XChangeWindowAttributes (xdisp, vt, CWBitGravity, &attributes);
1027
1028 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1029
1030 if (OPTION (Opt_pointerBlank))
1031 vt_emask |= PointerMotionMask;
1032 else
1033 vt_emask |= Button1MotionMask | Button3MotionMask;
1034
1035 vt_select_input ();
1036
1037 vt_ev.start (display, vt);
1038
1039 #ifdef XPM_BACKGROUND
1040 if (rs[Rs_backgroundPixmap] != NULL
1041 && !OPTION (Opt_transparent))
1042 {
1043 const char *p = rs[Rs_backgroundPixmap];
1044
1045 if ((p = strchr (p, ';')) != NULL)
1046 {
1047 p++;
1048 scale_pixmap (p);
1049 }
1050
1051 set_bgPixmap (rs[Rs_backgroundPixmap]);
1052 scr_touch (true);
1053 }
1054 #endif
1055
1056 /* graphics context for the vt window */
1057 gcvalue.foreground = pix_colors[Color_fg];
1058 gcvalue.background = pix_colors[Color_bg];
1059 gcvalue.graphics_exposures = 1;
1060
1061 gc = XCreateGC (xdisp, vt,
1062 GCForeground | GCBackground | GCGraphicsExposures,
1063 &gcvalue);
1064
1065 drawable = new rxvt_drawable (this, vt);
1066
1067 #ifdef RXVT_SCROLLBAR
1068 gcvalue.foreground = pix_colors[Color_topShadow];
1069 topShadowGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1070 gcvalue.foreground = pix_colors[Color_bottomShadow];
1071 botShadowGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1072 gcvalue.foreground = pix_colors[ (depth <= 2 ? Color_fg : Color_scroll)];
1073 scrollbarGC = XCreateGC (xdisp, vt, GCForeground, &gcvalue);
1074 #endif
1075
1076 #ifdef OFF_FOCUS_FADING
1077 // initially we are in unfocused state
1078 if (rs[Rs_fade])
1079 pix_colors = pix_colors_unfocused;
1080 #endif
1081
1082 pointer_unblank ();
1083 scr_recolour ();
1084 }
1085
1086 /* ------------------------------------------------------------------------- *
1087 * GET TTY CURRENT STATE *
1088 * ------------------------------------------------------------------------- */
1089 void
1090 rxvt_get_ttymode (ttymode_t *tio, int erase)
1091 {
1092 #ifdef HAVE_TERMIOS_H
1093 /*
1094 * standard System V termios interface
1095 */
1096 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1097 {
1098 // return error - use system defaults,
1099 // where possible, and zero elsewhere
1100 memset (tio, 0, sizeof (ttymode_t));
1101
1102 tio->c_cc[VINTR] = CINTR;
1103 tio->c_cc[VQUIT] = CQUIT;
1104 tio->c_cc[VERASE] = CERASE;
1105 #ifdef VERASE2
1106 tio->c_cc[VERASE2] = CERASE2;
1107 #endif
1108 tio->c_cc[VKILL] = CKILL;
1109 tio->c_cc[VSTART] = CSTART;
1110 tio->c_cc[VSTOP] = CSTOP;
1111 tio->c_cc[VSUSP] = CSUSP;
1112 # ifdef VDSUSP
1113 tio->c_cc[VDSUSP] = CDSUSP;
1114 # endif
1115 # ifdef VREPRINT
1116 tio->c_cc[VREPRINT] = CRPRNT;
1117 # endif
1118 # ifdef VDISCRD
1119 tio->c_cc[VDISCRD] = CFLUSH;
1120 # endif
1121 # ifdef VWERSE
1122 tio->c_cc[VWERSE] = CWERASE;
1123 # endif
1124 # ifdef VLNEXT
1125 tio->c_cc[VLNEXT] = CLNEXT;
1126 # endif
1127 }
1128
1129 tio->c_cc[VEOF] = CEOF;
1130 tio->c_cc[VEOL] = VDISABLE;
1131 # ifdef VEOL2
1132 tio->c_cc[VEOL2] = VDISABLE;
1133 # endif
1134 # ifdef VSWTC
1135 tio->c_cc[VSWTC] = VDISABLE;
1136 # endif
1137 # ifdef VSWTCH
1138 tio->c_cc[VSWTCH] = VDISABLE;
1139 # endif
1140 # if VMIN != VEOF
1141 tio->c_cc[VMIN] = 1;
1142 # endif
1143 # if VTIME != VEOL
1144 tio->c_cc[VTIME] = 0;
1145 # endif
1146
1147 if (erase != -1)
1148 tio->c_cc[VERASE] = (char)erase;
1149
1150 /* input modes */
1151 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1152 # ifdef IMAXBEL
1153 | IMAXBEL
1154 # endif
1155 | IXON);
1156
1157 /* output modes */
1158 tio->c_oflag = (OPOST | ONLCR);
1159
1160 /* control modes */
1161 tio->c_cflag = (CS8 | CREAD);
1162
1163 /* line discipline modes */
1164 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1165 # if defined (ECHOCTL) && defined (ECHOKE)
1166 | ECHOCTL | ECHOKE
1167 # endif
1168 | ECHOE | ECHOK);
1169 # else /* HAVE_TERMIOS_H */
1170
1171 /*
1172 * sgtty interface
1173 */
1174
1175 /* get parameters -- gtty */
1176 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1177 {
1178 tio->sg.sg_erase = CERASE; /* ^H */
1179 tio->sg.sg_kill = CKILL; /* ^U */
1180 }
1181
1182 if (erase != -1)
1183 tio->sg.sg_erase = (char)erase;
1184
1185 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1186
1187 /* get special characters */
1188 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1189 {
1190 tio->tc.t_intrc = CINTR; /* ^C */
1191 tio->tc.t_quitc = CQUIT; /* ^\ */
1192 tio->tc.t_startc = CSTART; /* ^Q */
1193 tio->tc.t_stopc = CSTOP; /* ^S */
1194 tio->tc.t_eofc = CEOF; /* ^D */
1195 tio->tc.t_brkc = -1;
1196 }
1197
1198 /* get local special chars */
1199 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1200 {
1201 tio->lc.t_suspc = CSUSP; /* ^Z */
1202 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1203 tio->lc.t_rprntc = CRPRNT; /* ^R */
1204 tio->lc.t_flushc = CFLUSH; /* ^O */
1205 tio->lc.t_werasc = CWERASE; /* ^W */
1206 tio->lc.t_lnextc = CLNEXT; /* ^V */
1207 }
1208 /* get line discipline */
1209 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1210 # ifdef NTTYDISC
1211 tio->line = NTTYDISC;
1212 # endif /* NTTYDISC */
1213
1214 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1215 #endif /* HAVE_TERMIOS_H */
1216
1217 /*
1218 * Debugging
1219 */
1220 #ifdef DEBUG_TTYMODE
1221 #ifdef HAVE_TERMIOS_H
1222 /* c_iflag bits */
1223 fprintf (stderr, "Input flags\n");
1224
1225 /* cpp token stringize doesn't work on all machines <sigh> */
1226 # define FOO(flag,name) \
1227 if ((tio->c_iflag) & flag) \
1228 fprintf (stderr, "%s ", name)
1229
1230 /* c_iflag bits */
1231 FOO (IGNBRK, "IGNBRK");
1232 FOO (BRKINT, "BRKINT");
1233 FOO (IGNPAR, "IGNPAR");
1234 FOO (PARMRK, "PARMRK");
1235 FOO (INPCK, "INPCK");
1236 FOO (ISTRIP, "ISTRIP");
1237 FOO (INLCR, "INLCR");
1238 FOO (IGNCR, "IGNCR");
1239 FOO (ICRNL, "ICRNL");
1240 FOO (IXON, "IXON");
1241 FOO (IXOFF, "IXOFF");
1242 # ifdef IUCLC
1243 FOO (IUCLC, "IUCLC");
1244 # endif
1245 # ifdef IXANY
1246 FOO (IXANY, "IXANY");
1247 # endif
1248 # ifdef IMAXBEL
1249 FOO (IMAXBEL, "IMAXBEL");
1250 # endif
1251
1252 fprintf (stderr, "\n");
1253
1254 # undef FOO
1255 # define FOO(entry, name) \
1256 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1257
1258 FOO (VINTR, "VINTR");
1259 FOO (VQUIT, "VQUIT");
1260 FOO (VERASE, "VERASE");
1261 FOO (VKILL, "VKILL");
1262 FOO (VEOF, "VEOF");
1263 FOO (VEOL, "VEOL");
1264 # ifdef VEOL2
1265 FOO (VEOL2, "VEOL2");
1266 # endif
1267 # ifdef VSWTC
1268 FOO (VSWTC, "VSWTC");
1269 # endif
1270 # ifdef VSWTCH
1271 FOO (VSWTCH, "VSWTCH");
1272 # endif
1273 FOO (VSTART, "VSTART");
1274 FOO (VSTOP, "VSTOP");
1275 FOO (VSUSP, "VSUSP");
1276 # ifdef VDSUSP
1277 FOO (VDSUSP, "VDSUSP");
1278 # endif
1279 # ifdef VREPRINT
1280 FOO (VREPRINT, "VREPRINT");
1281 # endif
1282 # ifdef VDISCRD
1283 FOO (VDISCRD, "VDISCRD");
1284 # endif
1285 # ifdef VWERSE
1286 FOO (VWERSE, "VWERSE");
1287 # endif
1288 # ifdef VLNEXT
1289 FOO (VLNEXT, "VLNEXT");
1290 # endif
1291
1292 fprintf (stderr, "\n");
1293 # undef FOO
1294 # endif /* HAVE_TERMIOS_H */
1295 #endif /* DEBUG_TTYMODE */
1296 }
1297
1298 /*----------------------------------------------------------------------*/
1299 /*
1300 * Run the command in a subprocess and return a file descriptor for the
1301 * master end of the pseudo-teletype pair with the command talking to
1302 * the slave.
1303 */
1304 void
1305 rxvt_term::run_command (const char *const *argv)
1306 {
1307 #if ENABLE_FRILLS
1308 if (rs[Rs_pty_fd])
1309 {
1310 pty->pty = atoi (rs[Rs_pty_fd]);
1311
1312 if (pty->pty >= 0)
1313 {
1314 if (getfd_hook)
1315 pty->pty = (*getfd_hook) (pty->pty);
1316
1317 if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK))
1318 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1319 }
1320 }
1321 else
1322 #endif
1323 if (!pty->get ())
1324 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1325
1326 pty->set_utf8_mode (enc_utf8);
1327
1328 /* set initial window size */
1329 tt_winch ();
1330
1331 int er;
1332
1333 #ifndef NO_BACKSPACE_KEY
1334 if (key_backspace[0] && !key_backspace[1])
1335 er = key_backspace[0];
1336 else if (strcmp (key_backspace, "DEC") == 0)
1337 er = '\177'; /* the initial state anyway */
1338 else
1339 #endif
1340 er = -1;
1341
1342 rxvt_get_ttymode (&tio, er);
1343
1344 #if ENABLE_FRILLS
1345 if (rs[Rs_pty_fd])
1346 return;
1347 #endif
1348
1349 /* spin off the command interpreter */
1350 switch (cmd_pid = fork ())
1351 {
1352 case -1:
1353 {
1354 cmd_pid = 0;
1355 rxvt_fatal ("can't fork, aborting.\n");
1356 }
1357 case 0:
1358 init_env ();
1359
1360 if (!pty->make_controlling_tty ())
1361 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1362 else
1363 {
1364 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1365 dup2 (pty->tty, STDIN_FILENO);
1366 dup2 (pty->tty, STDOUT_FILENO);
1367 dup2 (pty->tty, STDERR_FILENO);
1368
1369 // close all our file handles that we do no longer need
1370 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1371 {
1372 if ((*t)->pty->pty > 2) close ((*t)->pty->pty);
1373 if ((*t)->pty->tty > 2) close ((*t)->pty->tty);
1374 }
1375
1376 run_child (argv);
1377 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1378 }
1379
1380 _exit (EXIT_FAILURE);
1381
1382 default:
1383 if (!OPTION (Opt_utmpInhibit))
1384 pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
1385
1386 pty->close_tty ();
1387
1388 child_ev.start (cmd_pid);
1389
1390 HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END));
1391 break;
1392 }
1393 }
1394
1395 /* ------------------------------------------------------------------------- *
1396 * CHILD PROCESS OPERATIONS *
1397 * ------------------------------------------------------------------------- */
1398 /*
1399 * The only open file descriptor is the slave tty - so no error messages.
1400 * returns are fatal
1401 */
1402 int
1403 rxvt_term::run_child (const char *const *argv)
1404 {
1405 char *login;
1406
1407 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1408
1409 if (OPTION (Opt_console))
1410 { /* be virtual console, fail silently */
1411 #ifdef TIOCCONS
1412 unsigned int on = 1;
1413
1414 ioctl (STDIN_FILENO, TIOCCONS, &on);
1415 #elif defined (SRIOCSREDIR)
1416 int fd;
1417
1418 fd = open (CONSOLE, O_WRONLY, 0);
1419 if (fd >= 0)
1420 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1421 close (fd);
1422 #endif /* SRIOCSREDIR */
1423 }
1424
1425 /* reset signals and spin off the command interpreter */
1426 signal (SIGINT, SIG_DFL);
1427 signal (SIGQUIT, SIG_DFL);
1428 signal (SIGCHLD, SIG_DFL);
1429 signal (SIGHUP, SIG_DFL);
1430 signal (SIGPIPE, SIG_DFL);
1431 /*
1432 * mimick login's behavior by disabling the job control signals
1433 * a shell that wants them can turn them back on
1434 */
1435 #ifdef SIGTSTP
1436 signal (SIGTSTP, SIG_IGN);
1437 signal (SIGTTIN, SIG_IGN);
1438 signal (SIGTTOU, SIG_IGN);
1439 #endif /* SIGTSTP */
1440
1441 // unblock signals (signals are blocked by iom.C
1442 sigset_t ss;
1443 sigemptyset (&ss);
1444 sigprocmask (SIG_SETMASK, &ss, 0);
1445
1446 /* command interpreter path */
1447 if (argv != NULL)
1448 {
1449 # ifdef DEBUG_CMD
1450 int i;
1451
1452 for (i = 0; argv[i]; i++)
1453 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1454 # endif
1455
1456 execvp (argv[0], (char *const *)argv);
1457 /* no error message: STDERR is closed! */
1458 }
1459 else
1460 {
1461 const char *argv0, *shell;
1462
1463 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1464 shell = "/bin/sh";
1465
1466 argv0 = (const char *)rxvt_r_basename (shell);
1467
1468 if (OPTION (Opt_loginShell))
1469 {
1470 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1471
1472 login[0] = '-';
1473 strcpy (&login[1], argv0);
1474 argv0 = login;
1475 }
1476
1477 execlp (shell, argv0, NULL);
1478 /* no error message: STDERR is closed! */
1479 }
1480
1481 return -1;
1482 }
1483
1484 /*----------------------- end-of-file (C source) -----------------------*/