ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/init.C
Revision: 1.154
Committed: Wed Jan 25 02:45:36 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.153: +3 -6 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 focus = 0;
198 ncol = 80;
199 nrow = 24;
200 int_bwidth = INTERNALBORDERWIDTH;
201 ext_bwidth = EXTERNALBORDERWIDTH;
202 lineSpace = LINESPACE;
203 saveLines = SAVELINES;
204 numpix_colors = TOTAL_COLORS;
205
206 refresh_limit = 1;
207 refresh_type = SLOW_REFRESH;
208 prev_nrow = prev_ncol = 0;
209
210 oldcursor.row = oldcursor.col = -1;
211 #ifdef XPM_BACKGROUND
212 /* bgPixmap.w = bgPixmap.h = 0; */
213 bgPixmap.x = bgPixmap.y = 50;
214 bgPixmap.pixmap = None;
215 #endif
216
217 last_bot = last_state = -1;
218
219 return true;
220 }
221
222 void
223 rxvt_term::init_secondary ()
224 {
225 int i;
226
227 /*
228 * Close all unused file descriptors
229 * We don't want them, we don't need them.
230 */
231 if ((i = open ("/dev/null", O_RDONLY)) < 0)
232 {
233 /* TODO: BOO HISS */
234 dup2 (STDERR_FILENO, STDIN_FILENO);
235 }
236 else if (i > STDIN_FILENO)
237 {
238 dup2 (i, STDIN_FILENO);
239 close (i);
240 }
241
242 dup2 (STDERR_FILENO, STDOUT_FILENO);
243
244 #if 0 // schmorp sayz closing filies is murder
245 for (i = STDERR_FILENO + 1; i < num_fds; i++)
246 {
247 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
248 if (i == 4 || i == 7)
249 continue;
250 #endif
251 close (i);
252 }
253 #endif
254 }
255
256 /*----------------------------------------------------------------------*/
257 const char **
258 rxvt_term::init_resources (int argc, const char *const *argv)
259 {
260 int i, r_argc;
261 char *val;
262 const char **cmd_argv, **r_argv;
263
264 /*
265 * Look for -exec option. Find => split and make cmd_argv[] of command args
266 */
267 for (r_argc = 0; r_argc < argc; r_argc++)
268 if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec"))
269 break;
270
271 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
272
273 for (i = 0; i < r_argc; i++)
274 r_argv[i] = (const char *)argv[i];
275
276 r_argv[i] = NULL;
277
278 if (r_argc == argc)
279 cmd_argv = NULL;
280 else
281 {
282 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
283
284 for (i = 0; i < argc - r_argc - 1; i++)
285 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
286
287 cmd_argv[i] = NULL;
288 }
289
290 rs[Rs_name] = rxvt_r_basename (argv[0]);
291
292 /*
293 * Open display, get options/resources and create the window
294 */
295
296 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
297 rs[Rs_display_name] = ":0";
298
299 get_options (r_argc, r_argv);
300
301 if (!(display = displays.get (rs[Rs_display_name])))
302 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
303
304 extract_resources ();
305
306 free (r_argv);
307
308 #if ENABLE_PERL
309 if (!rs[Rs_perl_ext_1])
310 rs[Rs_perl_ext_1] = "default";
311
312 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
313 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
314 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
315 {
316 rxvt_perl.init (this);
317 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
318 }
319 #endif
320
321 /*
322 * set any defaults not already set
323 */
324 if (cmd_argv && cmd_argv[0])
325 {
326 if (!rs[Rs_title])
327 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
328 if (!rs[Rs_iconName])
329 rs[Rs_iconName] = rs[Rs_title];
330 }
331 else
332 {
333 if (!rs[Rs_title])
334 rs[Rs_title] = rs[Rs_name];
335 if (!rs[Rs_iconName])
336 rs[Rs_iconName] = rs[Rs_name];
337 }
338
339 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
340 saveLines = min (i, MAX_SAVELINES);
341
342 #if ENABLE_FRILLS
343 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
344 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
345
346 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
347 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
348
349 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
350 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
351 #endif
352
353 #ifdef POINTER_BLANK
354 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
355 pointerBlankDelay = i;
356 else
357 pointerBlankDelay = 2;
358 #endif
359
360 /* no point having a scrollbar without having any scrollback! */
361 if (!saveLines)
362 set_option (Opt_scrollBar, 0);
363
364 #ifdef PRINTPIPE
365 if (!rs[Rs_print_pipe])
366 rs[Rs_print_pipe] = PRINTPIPE;
367 #endif
368
369 if (!rs[Rs_cutchars])
370 rs[Rs_cutchars] = CUTCHARS;
371
372 #ifndef NO_BACKSPACE_KEY
373 if (!rs[Rs_backspace_key])
374 # ifdef DEFAULT_BACKSPACE
375 key_backspace = DEFAULT_BACKSPACE;
376 # else
377 key_backspace = "DEC"; /* can toggle between \010 or \177 */
378 # endif
379 else
380 {
381 val = strdup (rs[Rs_backspace_key]);
382 rxvt_Str_trim (val);
383 rxvt_Str_escaped (val);
384 key_backspace = val;
385 }
386 #endif
387
388 #ifndef NO_DELETE_KEY
389 if (!rs[Rs_delete_key])
390 # ifdef DEFAULT_DELETE
391 key_delete = DEFAULT_DELETE;
392 # else
393 key_delete = "\033[3~";
394 # endif
395 else
396 {
397 val = strdup (rs[Rs_delete_key]);
398 rxvt_Str_trim (val);
399 rxvt_Str_escaped (val);
400 key_delete = val;
401 }
402 #endif
403 if (rs[Rs_answerbackstring])
404 {
405 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
406 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
407 }
408
409 #ifdef HAVE_SCROLLBARS
410 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
411 #endif
412
413 #ifdef XTERM_REVERSE_VIDEO
414 /* this is how xterm implements reverseVideo */
415 if (OPTION (Opt_reverseVideo))
416 {
417 if (!rs[Rs_color + Color_fg])
418 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
419 if (!rs[Rs_color + Color_bg])
420 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
421 }
422 #endif
423
424 for (i = 0; i < NRS_COLORS; i++)
425 if (!rs[Rs_color + i])
426 rs[Rs_color + i] = def_colorName[i];
427
428 #ifndef XTERM_REVERSE_VIDEO
429 /* this is how we implement reverseVideo */
430 if (OPTION (Opt_reverseVideo))
431 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
432 #endif
433
434 /* convenient aliases for setting fg/bg to colors */
435 color_aliases (Color_fg);
436 color_aliases (Color_bg);
437 #ifndef NO_CURSORCOLOR
438 color_aliases (Color_cursor);
439 color_aliases (Color_cursor2);
440 #endif /* NO_CURSORCOLOR */
441 color_aliases (Color_pointer_fg);
442 color_aliases (Color_pointer_bg);
443 color_aliases (Color_border);
444 #ifndef NO_BOLD_UNDERLINE_REVERSE
445 color_aliases (Color_BD);
446 color_aliases (Color_UL);
447 color_aliases (Color_RV);
448 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
449
450 if (!rs[Rs_color + Color_border])
451 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
452
453 return cmd_argv;
454 }
455
456 /*----------------------------------------------------------------------*/
457 void
458 rxvt_term::init_env ()
459 {
460 int i;
461 unsigned int u;
462 char *val;
463
464 #ifdef DISPLAY_IS_IP
465 /* Fixup display_name for export over pty to any interested terminal
466 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
467 * (for the first non-loopback interface) that we get from
468 * rxvt_network_display (). This is more "name-resolution-portable", if you
469 * will, and probably allows for faster x-client startup if your name
470 * server is beyond a slow link or overloaded at client startup. Of
471 * course that only helps the shell's child processes, not us.
472 *
473 * Giving out the display_name also affords a potential security hole
474 */
475 val = rxvt_network_display (rs[Rs_display_name]);
476 rs[Rs_display_name] = (const char *)val;
477
478 if (val == NULL)
479 #endif /* DISPLAY_IS_IP */
480 val = XDisplayString (display->display);
481
482 if (rs[Rs_display_name] == NULL)
483 rs[Rs_display_name] = val; /* use broken `:0' value */
484
485 i = strlen (val);
486 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
487
488 sprintf (env_display, "DISPLAY=%s", val);
489
490 /* avoiding the math library:
491 * i = (int) (ceil (log10 ((unsigned int)parent[0]))) */
492 for (i = 0, u = (unsigned int)parent[0]; u; u /= 10, i++)
493 ;
494 max_it (i, 1);
495 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
496
497 sprintf (env_windowid, "WINDOWID=%u",
498 (unsigned int)parent[0]);
499
500 /* add entries to the environment:
501 * @ DISPLAY: in case we started with -display
502 * @ WINDOWID: X window id number of the window
503 * @ COLORTERM: terminal sub-name and also indicates its color
504 * @ TERM: terminal name
505 * @ TERMINFO: path to terminfo directory
506 * @ COLORFGBG: fg;bg color codes
507 */
508 putenv (env_display);
509 putenv (env_windowid);
510 if (env_colorfgbg)
511 putenv (env_colorfgbg);
512
513 #ifdef RXVT_TERMINFO
514 putenv ("TERMINFO=" RXVT_TERMINFO);
515 #endif
516
517 if (display->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 < (display->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 < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
709 pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
710 #endif
711
712 if (display->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 (display->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 (display, 65535, 65535, 65535);
743
744 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
745
746 xcol[0].get (display, pr0, pg0, pb0);
747 xcol[1].get (display, pr1, pg1, pb1);
748
749 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
750
751 /* topShadowColor */
752 if (!xcol[1].set (display,
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 (display->display);
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 (display->display, 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 dDisp;
887
888 xa = display->xa;
889
890 /* grab colors before netscape does */
891 Get_Colours ();
892
893 if (!set_fonts ())
894 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
895
896 parent = display->root;
897
898 attributes.override_redirect = !!OPTION (Opt_override_redirect);
899
900 #if ENABLE_FRILLS
901 if (OPTION (Opt_borderLess))
902 {
903 if (XInternAtom (disp, "_MOTIF_WM_INFO", True) == None)
904 {
905 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
906 attributes.override_redirect = TRUE;
907 mwmhints.flags = 0;
908 }
909 else
910 {
911 mwmhints.flags = MWM_HINTS_DECORATIONS;
912 mwmhints.decorations = 0;
913 }
914 }
915 else
916 mwmhints.flags = 0;
917 #endif
918
919 #if ENABLE_XEMBED
920 if (rs[Rs_embed])
921 {
922 XWindowAttributes wattr;
923
924 parent = strtol (rs[Rs_embed], 0, 0);
925
926 if (!XGetWindowAttributes (disp, parent, &wattr))
927 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
928
929 window_calc (wattr.width, wattr.height);
930 }
931 #endif
932
933 window_calc (0, 0);
934
935 /* sub-window placement & size in rxvt_resize_subwindows () */
936 attributes.background_pixel = pix_colors_focused[Color_border];
937 attributes.border_pixel = pix_colors_focused[Color_border];
938 attributes.colormap = display->cmap;
939
940 top = XCreateWindow (disp, parent,
941 szHint.x, szHint.y,
942 szHint.width, szHint.height,
943 ext_bwidth,
944 display->depth, InputOutput,
945 display->visual,
946 CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect,
947 &attributes);
948
949 this->parent[0] = top;
950
951 old_width = szHint.width;
952 old_height = szHint.height;
953
954 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
955 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
956
957 classHint.res_name = (char *)rs[Rs_name];
958 classHint.res_class = (char *)RESCLASS;
959
960 wmHint.flags = InputHint | StateHint | WindowGroupHint;
961 wmHint.input = True;
962 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
963 wmHint.window_group = top;
964
965 XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc,
966 &szHint, &wmHint, &classHint);
967
968 #if ENABLE_FRILLS
969 if (mwmhints.flags)
970 XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
971 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
972 #endif
973
974 Atom protocols[] = {
975 xa[XA_WM_DELETE_WINDOW],
976 #if ENABLE_EWMH
977 xa[XA_NET_WM_PING],
978 #endif
979 };
980
981 XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
982
983 #if ENABLE_FRILLS
984 if (rs[Rs_transient_for])
985 XSetTransientForHint (disp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
986 #endif
987
988 #if ENABLE_EWMH
989 long pid = getpid ();
990
991 XChangeProperty (disp, top,
992 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
993 PropModeReplace, (unsigned char *)&pid, 1);
994
995 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
996 #endif
997
998 XSelectInput (disp, top,
999 KeyPressMask
1000 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1001 | KeyReleaseMask
1002 #endif
1003 | FocusChangeMask | VisibilityChangeMask
1004 | ExposureMask | StructureNotifyMask);
1005
1006 termwin_ev.start (display, top);
1007
1008 /* vt cursor: Black-on-White is standard, but this is more popular */
1009 TermWin_cursor = XCreateFontCursor (disp, XC_xterm);
1010
1011 #ifdef HAVE_SCROLLBARS
1012 /* cursor scrollBar: Black-on-White */
1013 leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr);
1014 #endif
1015
1016 /* the vt window */
1017 vt = XCreateSimpleWindow (disp, top,
1018 window_vt_x, window_vt_y,
1019 width, height,
1020 0,
1021 pix_colors_focused[Color_fg],
1022 pix_colors_focused[Color_bg]);
1023
1024 attributes.bit_gravity = NorthWestGravity;
1025 XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes);
1026
1027 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1028
1029 if (OPTION (Opt_pointerBlank))
1030 vt_emask |= PointerMotionMask;
1031 else
1032 vt_emask |= Button1MotionMask | Button3MotionMask;
1033
1034 vt_select_input ();
1035
1036 vt_ev.start (display, vt);
1037
1038 #ifdef XPM_BACKGROUND
1039 if (rs[Rs_backgroundPixmap] != NULL
1040 && !OPTION (Opt_transparent))
1041 {
1042 const char *p = rs[Rs_backgroundPixmap];
1043
1044 if ((p = strchr (p, ';')) != NULL)
1045 {
1046 p++;
1047 scale_pixmap (p);
1048 }
1049
1050 set_bgPixmap (rs[Rs_backgroundPixmap]);
1051 scr_touch (true);
1052 }
1053 #endif
1054
1055 /* graphics context for the vt window */
1056 gcvalue.foreground = pix_colors[Color_fg];
1057 gcvalue.background = pix_colors[Color_bg];
1058 gcvalue.graphics_exposures = 1;
1059
1060 gc = XCreateGC (disp, vt,
1061 GCForeground | GCBackground | GCGraphicsExposures,
1062 &gcvalue);
1063
1064 drawable = new rxvt_drawable (display, vt);
1065
1066 #ifdef RXVT_SCROLLBAR
1067 gcvalue.foreground = pix_colors[Color_topShadow];
1068 topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1069 gcvalue.foreground = pix_colors[Color_bottomShadow];
1070 botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1071 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1072 scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1073 #endif
1074
1075 #ifdef OFF_FOCUS_FADING
1076 // initially we are in unfocused state
1077 if (rs[Rs_fade])
1078 pix_colors = pix_colors_unfocused;
1079 #endif
1080
1081 pointer_unblank ();
1082 scr_recolour ();
1083 }
1084
1085 /* ------------------------------------------------------------------------- *
1086 * GET TTY CURRENT STATE *
1087 * ------------------------------------------------------------------------- */
1088 void
1089 rxvt_get_ttymode (ttymode_t *tio, int erase)
1090 {
1091 #ifdef HAVE_TERMIOS_H
1092 /*
1093 * standard System V termios interface
1094 */
1095 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1096 {
1097 // return error - use system defaults,
1098 // where possible, and zero elsewhere
1099 memset (tio, 0, sizeof (ttymode_t));
1100
1101 tio->c_cc[VINTR] = CINTR;
1102 tio->c_cc[VQUIT] = CQUIT;
1103 tio->c_cc[VERASE] = CERASE;
1104 #ifdef VERASE2
1105 tio->c_cc[VERASE2] = CERASE2;
1106 #endif
1107 tio->c_cc[VKILL] = CKILL;
1108 tio->c_cc[VSTART] = CSTART;
1109 tio->c_cc[VSTOP] = CSTOP;
1110 tio->c_cc[VSUSP] = CSUSP;
1111 # ifdef VDSUSP
1112 tio->c_cc[VDSUSP] = CDSUSP;
1113 # endif
1114 # ifdef VREPRINT
1115 tio->c_cc[VREPRINT] = CRPRNT;
1116 # endif
1117 # ifdef VDISCRD
1118 tio->c_cc[VDISCRD] = CFLUSH;
1119 # endif
1120 # ifdef VWERSE
1121 tio->c_cc[VWERSE] = CWERASE;
1122 # endif
1123 # ifdef VLNEXT
1124 tio->c_cc[VLNEXT] = CLNEXT;
1125 # endif
1126 }
1127
1128 tio->c_cc[VEOF] = CEOF;
1129 tio->c_cc[VEOL] = VDISABLE;
1130 # ifdef VEOL2
1131 tio->c_cc[VEOL2] = VDISABLE;
1132 # endif
1133 # ifdef VSWTC
1134 tio->c_cc[VSWTC] = VDISABLE;
1135 # endif
1136 # ifdef VSWTCH
1137 tio->c_cc[VSWTCH] = VDISABLE;
1138 # endif
1139 # if VMIN != VEOF
1140 tio->c_cc[VMIN] = 1;
1141 # endif
1142 # if VTIME != VEOL
1143 tio->c_cc[VTIME] = 0;
1144 # endif
1145
1146 if (erase != -1)
1147 tio->c_cc[VERASE] = (char)erase;
1148
1149 /* input modes */
1150 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1151 # ifdef IMAXBEL
1152 | IMAXBEL
1153 # endif
1154 | IXON);
1155
1156 /* output modes */
1157 tio->c_oflag = (OPOST | ONLCR);
1158
1159 /* control modes */
1160 tio->c_cflag = (CS8 | CREAD);
1161
1162 /* line discipline modes */
1163 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1164 # if defined (ECHOCTL) && defined (ECHOKE)
1165 | ECHOCTL | ECHOKE
1166 # endif
1167 | ECHOE | ECHOK);
1168 # else /* HAVE_TERMIOS_H */
1169
1170 /*
1171 * sgtty interface
1172 */
1173
1174 /* get parameters -- gtty */
1175 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1176 {
1177 tio->sg.sg_erase = CERASE; /* ^H */
1178 tio->sg.sg_kill = CKILL; /* ^U */
1179 }
1180
1181 if (erase != -1)
1182 tio->sg.sg_erase = (char)erase;
1183
1184 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1185
1186 /* get special characters */
1187 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1188 {
1189 tio->tc.t_intrc = CINTR; /* ^C */
1190 tio->tc.t_quitc = CQUIT; /* ^\ */
1191 tio->tc.t_startc = CSTART; /* ^Q */
1192 tio->tc.t_stopc = CSTOP; /* ^S */
1193 tio->tc.t_eofc = CEOF; /* ^D */
1194 tio->tc.t_brkc = -1;
1195 }
1196
1197 /* get local special chars */
1198 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1199 {
1200 tio->lc.t_suspc = CSUSP; /* ^Z */
1201 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1202 tio->lc.t_rprntc = CRPRNT; /* ^R */
1203 tio->lc.t_flushc = CFLUSH; /* ^O */
1204 tio->lc.t_werasc = CWERASE; /* ^W */
1205 tio->lc.t_lnextc = CLNEXT; /* ^V */
1206 }
1207 /* get line discipline */
1208 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1209 # ifdef NTTYDISC
1210 tio->line = NTTYDISC;
1211 # endif /* NTTYDISC */
1212
1213 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1214 #endif /* HAVE_TERMIOS_H */
1215
1216 /*
1217 * Debugging
1218 */
1219 #ifdef DEBUG_TTYMODE
1220 #ifdef HAVE_TERMIOS_H
1221 /* c_iflag bits */
1222 fprintf (stderr, "Input flags\n");
1223
1224 /* cpp token stringize doesn't work on all machines <sigh> */
1225 # define FOO(flag,name) \
1226 if ((tio->c_iflag) & flag) \
1227 fprintf (stderr, "%s ", name)
1228
1229 /* c_iflag bits */
1230 FOO (IGNBRK, "IGNBRK");
1231 FOO (BRKINT, "BRKINT");
1232 FOO (IGNPAR, "IGNPAR");
1233 FOO (PARMRK, "PARMRK");
1234 FOO (INPCK, "INPCK");
1235 FOO (ISTRIP, "ISTRIP");
1236 FOO (INLCR, "INLCR");
1237 FOO (IGNCR, "IGNCR");
1238 FOO (ICRNL, "ICRNL");
1239 FOO (IXON, "IXON");
1240 FOO (IXOFF, "IXOFF");
1241 # ifdef IUCLC
1242 FOO (IUCLC, "IUCLC");
1243 # endif
1244 # ifdef IXANY
1245 FOO (IXANY, "IXANY");
1246 # endif
1247 # ifdef IMAXBEL
1248 FOO (IMAXBEL, "IMAXBEL");
1249 # endif
1250
1251 fprintf (stderr, "\n");
1252
1253 # undef FOO
1254 # define FOO(entry, name) \
1255 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1256
1257 FOO (VINTR, "VINTR");
1258 FOO (VQUIT, "VQUIT");
1259 FOO (VERASE, "VERASE");
1260 FOO (VKILL, "VKILL");
1261 FOO (VEOF, "VEOF");
1262 FOO (VEOL, "VEOL");
1263 # ifdef VEOL2
1264 FOO (VEOL2, "VEOL2");
1265 # endif
1266 # ifdef VSWTC
1267 FOO (VSWTC, "VSWTC");
1268 # endif
1269 # ifdef VSWTCH
1270 FOO (VSWTCH, "VSWTCH");
1271 # endif
1272 FOO (VSTART, "VSTART");
1273 FOO (VSTOP, "VSTOP");
1274 FOO (VSUSP, "VSUSP");
1275 # ifdef VDSUSP
1276 FOO (VDSUSP, "VDSUSP");
1277 # endif
1278 # ifdef VREPRINT
1279 FOO (VREPRINT, "VREPRINT");
1280 # endif
1281 # ifdef VDISCRD
1282 FOO (VDISCRD, "VDISCRD");
1283 # endif
1284 # ifdef VWERSE
1285 FOO (VWERSE, "VWERSE");
1286 # endif
1287 # ifdef VLNEXT
1288 FOO (VLNEXT, "VLNEXT");
1289 # endif
1290
1291 fprintf (stderr, "\n");
1292 # undef FOO
1293 # endif /* HAVE_TERMIOS_H */
1294 #endif /* DEBUG_TTYMODE */
1295 }
1296
1297 /*----------------------------------------------------------------------*/
1298 /*
1299 * Run the command in a subprocess and return a file descriptor for the
1300 * master end of the pseudo-teletype pair with the command talking to
1301 * the slave.
1302 */
1303 void
1304 rxvt_term::run_command (const char *const *argv)
1305 {
1306 #if ENABLE_FRILLS
1307 if (rs[Rs_pty_fd])
1308 {
1309 pty->pty = atoi (rs[Rs_pty_fd]);
1310
1311 if (pty->pty >= 0)
1312 {
1313 if (getfd_hook)
1314 pty->pty = (*getfd_hook) (pty->pty);
1315
1316 if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK))
1317 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1318 }
1319 }
1320 else
1321 #endif
1322 if (!pty->get ())
1323 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1324
1325 pty->set_utf8_mode (enc_utf8);
1326
1327 /* set initial window size */
1328 tt_winch ();
1329
1330 int er;
1331
1332 #ifndef NO_BACKSPACE_KEY
1333 if (key_backspace[0] && !key_backspace[1])
1334 er = key_backspace[0];
1335 else if (strcmp (key_backspace, "DEC") == 0)
1336 er = '\177'; /* the initial state anyway */
1337 else
1338 #endif
1339 er = -1;
1340
1341 rxvt_get_ttymode (&tio, er);
1342
1343 #if ENABLE_FRILLS
1344 if (rs[Rs_pty_fd])
1345 return;
1346 #endif
1347
1348 /* spin off the command interpreter */
1349 switch (cmd_pid = fork ())
1350 {
1351 case -1:
1352 {
1353 cmd_pid = 0;
1354 rxvt_fatal ("can't fork, aborting.\n");
1355 }
1356 case 0:
1357 init_env ();
1358
1359 if (!pty->make_controlling_tty ())
1360 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1361 else
1362 {
1363 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1364 dup2 (pty->tty, STDIN_FILENO);
1365 dup2 (pty->tty, STDOUT_FILENO);
1366 dup2 (pty->tty, STDERR_FILENO);
1367
1368 // close all our file handles that we do no longer need
1369 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1370 {
1371 if ((*t)->pty->pty > 2) close ((*t)->pty->pty);
1372 if ((*t)->pty->tty > 2) close ((*t)->pty->tty);
1373 }
1374
1375 run_child (argv);
1376 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1377 }
1378
1379 _exit (EXIT_FAILURE);
1380
1381 default:
1382 if (!OPTION (Opt_utmpInhibit))
1383 pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
1384
1385 pty->close_tty ();
1386
1387 child_ev.start (cmd_pid);
1388
1389 HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END));
1390 break;
1391 }
1392 }
1393
1394 /* ------------------------------------------------------------------------- *
1395 * CHILD PROCESS OPERATIONS *
1396 * ------------------------------------------------------------------------- */
1397 /*
1398 * The only open file descriptor is the slave tty - so no error messages.
1399 * returns are fatal
1400 */
1401 int
1402 rxvt_term::run_child (const char *const *argv)
1403 {
1404 char *login;
1405
1406 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1407
1408 if (OPTION (Opt_console))
1409 { /* be virtual console, fail silently */
1410 #ifdef TIOCCONS
1411 unsigned int on = 1;
1412
1413 ioctl (STDIN_FILENO, TIOCCONS, &on);
1414 #elif defined (SRIOCSREDIR)
1415 int fd;
1416
1417 fd = open (CONSOLE, O_WRONLY, 0);
1418 if (fd >= 0)
1419 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1420 close (fd);
1421 #endif /* SRIOCSREDIR */
1422 }
1423
1424 /* reset signals and spin off the command interpreter */
1425 signal (SIGINT, SIG_DFL);
1426 signal (SIGQUIT, SIG_DFL);
1427 signal (SIGCHLD, SIG_DFL);
1428 signal (SIGHUP, SIG_DFL);
1429 signal (SIGPIPE, SIG_DFL);
1430 /*
1431 * mimick login's behavior by disabling the job control signals
1432 * a shell that wants them can turn them back on
1433 */
1434 #ifdef SIGTSTP
1435 signal (SIGTSTP, SIG_IGN);
1436 signal (SIGTTIN, SIG_IGN);
1437 signal (SIGTTOU, SIG_IGN);
1438 #endif /* SIGTSTP */
1439
1440 // unblock signals (signals are blocked by iom.C
1441 sigset_t ss;
1442 sigemptyset (&ss);
1443 sigprocmask (SIG_SETMASK, &ss, 0);
1444
1445 /* command interpreter path */
1446 if (argv != NULL)
1447 {
1448 # ifdef DEBUG_CMD
1449 int i;
1450
1451 for (i = 0; argv[i]; i++)
1452 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1453 # endif
1454
1455 execvp (argv[0], (char *const *)argv);
1456 /* no error message: STDERR is closed! */
1457 }
1458 else
1459 {
1460 const char *argv0, *shell;
1461
1462 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1463 shell = "/bin/sh";
1464
1465 argv0 = (const char *)rxvt_r_basename (shell);
1466
1467 if (OPTION (Opt_loginShell))
1468 {
1469 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1470
1471 login[0] = '-';
1472 strcpy (&login[1], argv0);
1473 argv0 = login;
1474 }
1475
1476 execlp (shell, argv0, NULL);
1477 /* no error message: STDERR is closed! */
1478 }
1479
1480 return -1;
1481 }
1482
1483 /*----------------------- end-of-file (C source) -----------------------*/