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Revision: 1.124
Committed: Wed Dec 21 14:19:19 2005 UTC (18 years, 5 months ago) by root
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Branch: MAIN
Changes since 1.123: +7 -5 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) 2003-2004 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 <csignal>
40
41 const char *const def_colorName[] =
42 {
43 COLOR_FOREGROUND,
44 COLOR_BACKGROUND,
45 /* low-intensity colors */
46 "Black", /* 0: black (#000000) */
47 #ifndef NO_BRIGHTCOLOR
48 "Red3", /* 1: red (#CD0000) */
49 "Green3", /* 2: green (#00CD00) */
50 "Yellow3", /* 3: yellow (#CDCD00) */
51 "Blue3", /* 4: blue (#0000CD) */
52 "Magenta3", /* 5: magenta (#CD00CD) */
53 "Cyan3", /* 6: cyan (#00CDCD) */
54 # ifdef XTERM_COLORS
55 "Grey90", /* 7: white (#E5E5E5) */
56 # else
57 "AntiqueWhite", /* 7: white (#FAEBD7) */
58 # endif
59 /* high-intensity colors */
60 # ifdef XTERM_COLORS
61 "Grey30", /* 8: bright black (#4D4D4D) */
62 # else
63 "Grey25", /* 8: bright black (#404040) */
64 # endif
65 #endif /* NO_BRIGHTCOLOR */
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 const char *const xa_names[] =
180 {
181 "TEXT",
182 "COMPOUND_TEXT",
183 "UTF8_STRING",
184 "MULTIPLE",
185 "TARGETS",
186 "TIMESTAMP",
187 "VT_SELECTION",
188 "INCR",
189 "WM_PROTOCOLS",
190 "WM_DELETE_WINDOW",
191 "CLIPBOARD",
192 #if ENABLE_FRILLS
193 "_MOTIF_WM_HINTS",
194 #endif
195 #if ENABLE_EWMH
196 "_NET_WM_PID",
197 "_NET_WM_NAME",
198 "_NET_WM_ICON_NAME",
199 "_NET_WM_PING",
200 #endif
201 #if USE_XIM
202 "WM_LOCALE_NAME",
203 #endif
204 #ifdef TRANSPARENT
205 "_XROOTPMAP_ID",
206 "ESETROOT_PMAP_ID",
207 #endif
208 #ifdef OFFIX_DND
209 "DndProtocol",
210 "DndSelection",
211 #endif
212 #if ENABLE_XEMBED
213 "_XEMBED",
214 "_XEMBED_INFO",
215 #endif
216 };
217
218 bool
219 rxvt_term::init_vars ()
220 {
221 pix_colors_focused = new rxvt_color [TOTAL_COLORS];
222 #ifdef OFF_FOCUS_FADING
223 pix_colors_unfocused = new rxvt_color [TOTAL_COLORS];
224 #endif
225 pix_colors = pix_colors_focused;
226
227 if (pix_colors == NULL)
228 return false;
229
230 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
231 pixmap = None;
232 #endif
233
234 MEvent.time = CurrentTime;
235 MEvent.button = AnyButton;
236 options = DEFAULT_OPTIONS;
237 want_refresh = 1;
238 priv_modes = SavedModes = PrivMode_Default;
239 focus = 0;
240 ncol = 80;
241 nrow = 24;
242 int_bwidth = INTERNALBORDERWIDTH;
243 ext_bwidth = EXTERNALBORDERWIDTH;
244 lineSpace = LINESPACE;
245 saveLines = SAVELINES;
246 numpix_colors = TOTAL_COLORS;
247
248 refresh_limit = 1;
249 refresh_type = SLOW_REFRESH;
250 prev_nrow = prev_ncol = 0;
251
252 oldcursor.row = oldcursor.col = -1;
253 #ifdef XPM_BACKGROUND
254 /* bgPixmap.w = bgPixmap.h = 0; */
255 bgPixmap.x = bgPixmap.y = 50;
256 bgPixmap.pixmap = None;
257 #endif
258
259 last_bot = last_state = -1;
260
261 #ifdef MENUBAR
262 menu_readonly = 1;
263 # if ! (MENUBAR_MAX > 1)
264 CurrentBar = &BarList;
265 # endif /* (MENUBAR_MAX > 1) */
266 #endif
267
268 return true;
269 }
270
271 void
272 rxvt_term::init_secondary ()
273 {
274 int i;
275
276 /*
277 * Close all unused file descriptors
278 * We don't want them, we don't need them.
279 */
280 if ((i = open ("/dev/null", O_RDONLY)) < 0)
281 {
282 /* TODO: BOO HISS */
283 dup2 (STDERR_FILENO, STDIN_FILENO);
284 }
285 else if (i > STDIN_FILENO)
286 {
287 dup2 (i, STDIN_FILENO);
288 close (i);
289 }
290
291 dup2 (STDERR_FILENO, STDOUT_FILENO);
292
293 #if 0 // schmorp sayz closing filies is murder
294 for (i = STDERR_FILENO + 1; i < num_fds; i++)
295 {
296 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
297 if (i == 4 || i == 7)
298 continue;
299 #endif
300 close (i);
301 }
302 #endif
303 }
304
305 /*----------------------------------------------------------------------*/
306 const char **
307 rxvt_term::init_resources (int argc, const char *const *argv)
308 {
309 int i, r_argc;
310 char *val;
311 const char **cmd_argv, **r_argv;
312
313 /*
314 * Look for -exec option. Find => split and make cmd_argv[] of command args
315 */
316 for (r_argc = 0; r_argc < argc; r_argc++)
317 if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec"))
318 break;
319
320 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
321
322 for (i = 0; i < r_argc; i++)
323 r_argv[i] = (const char *)argv[i];
324
325 r_argv[i] = NULL;
326
327 if (r_argc == argc)
328 cmd_argv = NULL;
329 else
330 {
331 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
332
333 for (i = 0; i < argc - r_argc - 1; i++)
334 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
335
336 cmd_argv[i] = NULL;
337 }
338
339 rs[Rs_name] = rxvt_r_basename (argv[0]);
340
341 /*
342 * Open display, get options/resources and create the window
343 */
344 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
345 rs[Rs_display_name] = ":0";
346
347 get_options (r_argc, r_argv);
348
349 if (!(display = displays.get (rs[Rs_display_name])))
350 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
351
352 extract_resources ();
353 free (r_argv);
354
355 /*
356 * set any defaults not already set
357 */
358 if (cmd_argv && cmd_argv[0])
359 {
360 if (!rs[Rs_title])
361 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
362 if (!rs[Rs_iconName])
363 rs[Rs_iconName] = rs[Rs_title];
364 }
365 else
366 {
367 if (!rs[Rs_title])
368 rs[Rs_title] = rs[Rs_name];
369 if (!rs[Rs_iconName])
370 rs[Rs_iconName] = rs[Rs_name];
371 }
372
373 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
374 saveLines = min (i, MAX_POSITIVE_INT16);
375
376 #if ENABLE_FRILLS
377 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
378 int_bwidth = min (i, MAX_POSITIVE_INT16);
379
380 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
381 ext_bwidth = min (i, MAX_POSITIVE_INT16);
382
383 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
384 lineSpace = min (i, MAX_POSITIVE_INT16);
385 #endif
386
387 #ifdef POINTER_BLANK
388 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
389 pointerBlankDelay = i;
390 else
391 pointerBlankDelay = 2;
392 #endif
393
394 /* no point having a scrollbar without having any scrollback! */
395 if (!saveLines)
396 options &= ~Opt_scrollBar;
397
398 #ifdef PRINTPIPE
399 if (!rs[Rs_print_pipe])
400 rs[Rs_print_pipe] = PRINTPIPE;
401 #endif
402
403 if (!rs[Rs_cutchars])
404 rs[Rs_cutchars] = CUTCHARS;
405
406 #ifndef NO_BACKSPACE_KEY
407 if (!rs[Rs_backspace_key])
408 # ifdef DEFAULT_BACKSPACE
409 key_backspace = DEFAULT_BACKSPACE;
410 # else
411 key_backspace = "DEC"; /* can toggle between \010 or \177 */
412 # endif
413 else
414 {
415 val = strdup (rs[Rs_backspace_key]);
416 rxvt_Str_trim (val);
417 rxvt_Str_escaped (val);
418 key_backspace = val;
419 }
420 #endif
421
422 #ifndef NO_DELETE_KEY
423 if (!rs[Rs_delete_key])
424 # ifdef DEFAULT_DELETE
425 key_delete = DEFAULT_DELETE;
426 # else
427 key_delete = "\033[3~";
428 # endif
429 else
430 {
431 val = strdup (rs[Rs_delete_key]);
432 rxvt_Str_trim (val);
433 rxvt_Str_escaped (val);
434 key_delete = val;
435 }
436 #endif
437 if (rs[Rs_answerbackstring])
438 {
439 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
440 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
441 }
442
443 #ifdef HAVE_SCROLLBARS
444 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
445 #endif
446
447 #ifdef XTERM_REVERSE_VIDEO
448 /* this is how xterm implements reverseVideo */
449 if (options & Opt_reverseVideo)
450 {
451 if (!rs[Rs_color + Color_fg])
452 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
453 if (!rs[Rs_color + Color_bg])
454 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
455 }
456 #endif
457
458 for (i = 0; i < NRS_COLORS; i++)
459 if (!rs[Rs_color + i])
460 rs[Rs_color + i] = def_colorName[i];
461
462 #ifndef XTERM_REVERSE_VIDEO
463 /* this is how we implement reverseVideo */
464 if (options & Opt_reverseVideo)
465 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
466 #endif
467
468 /* convenient aliases for setting fg/bg to colors */
469 color_aliases (Color_fg);
470 color_aliases (Color_bg);
471 #ifndef NO_CURSORCOLOR
472 color_aliases (Color_cursor);
473 color_aliases (Color_cursor2);
474 #endif /* NO_CURSORCOLOR */
475 color_aliases (Color_pointer_fg);
476 color_aliases (Color_pointer_bg);
477 color_aliases (Color_border);
478 #ifndef NO_BOLD_UNDERLINE_REVERSE
479 color_aliases (Color_BD);
480 color_aliases (Color_UL);
481 color_aliases (Color_RV);
482 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
483
484 if (!rs[Rs_color + Color_border])
485 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
486
487 return cmd_argv;
488 }
489
490 /*----------------------------------------------------------------------*/
491 void
492 rxvt_term::init_env ()
493 {
494 int i;
495 unsigned int u;
496 char *val;
497
498 #ifdef DISPLAY_IS_IP
499 /* Fixup display_name for export over pty to any interested terminal
500 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
501 * (for the first non-loopback interface) that we get from
502 * rxvt_network_display (). This is more "name-resolution-portable", if you
503 * will, and probably allows for faster x-client startup if your name
504 * server is beyond a slow link or overloaded at client startup. Of
505 * course that only helps the shell's child processes, not us.
506 *
507 * Giving out the display_name also affords a potential security hole
508 */
509 val = rxvt_network_display (rs[Rs_display_name]);
510 rs[Rs_display_name] = (const char *)val;
511
512 if (val == NULL)
513 #endif /* DISPLAY_IS_IP */
514 val = XDisplayString (display->display);
515
516 if (rs[Rs_display_name] == NULL)
517 rs[Rs_display_name] = val; /* use broken `:0' value */
518
519 i = strlen (val);
520 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
521
522 sprintf (env_display, "DISPLAY=%s", val);
523
524 /* avoiding the math library:
525 * i = (int) (ceil (log10 ((unsigned int)parent[0]))) */
526 for (i = 0, u = (unsigned int)parent[0]; u; u /= 10, i++)
527 ;
528 max_it (i, 1);
529 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
530
531 sprintf (env_windowid, "WINDOWID=%u",
532 (unsigned int)parent[0]);
533
534 /* add entries to the environment:
535 * @ DISPLAY: in case we started with -display
536 * @ WINDOWID: X window id number of the window
537 * @ COLORTERM: terminal sub-name and also indicates its color
538 * @ TERM: terminal name
539 * @ TERMINFO: path to terminfo directory
540 * @ COLORFGBG: fg;bg color codes
541 */
542 putenv (env_display);
543 putenv (env_windowid);
544 if (env_colorfgbg)
545 putenv (env_colorfgbg);
546
547 #ifdef RXVT_TERMINFO
548 putenv ("TERMINFO=" RXVT_TERMINFO);
549 #endif
550
551 if (display->depth <= 2)
552 putenv ("COLORTERM=" COLORTERMENV "-mono");
553 else
554 putenv ("COLORTERM=" COLORTERMENVFULL);
555
556 if (rs[Rs_term_name] != NULL)
557 {
558 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
559 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
560 putenv (env_term);
561 }
562 else
563 putenv ("TERM=" TERMENV);
564
565 #ifdef HAVE_UNSETENV
566 /* avoid passing old settings and confusing term size */
567 unsetenv ("LINES");
568 unsetenv ("COLUMNS");
569 unsetenv ("TERMCAP"); /* terminfo should be okay */
570 #endif /* HAVE_UNSETENV */
571 }
572
573 /*----------------------------------------------------------------------*/
574 /*
575 * This is more or less stolen straight from XFree86 xterm.
576 * This should support all European type languages.
577 */
578 void
579 rxvt_term::set_locale (const char *locale)
580 {
581 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
582 free (this->locale);
583 this->locale = setlocale (LC_CTYPE, locale);
584
585 if (!this->locale)
586 {
587 if (*locale)
588 {
589 rxvt_warn ("unable to set locale \"%s\", using default locale instead.\n", locale);
590 setlocale (LC_CTYPE, "");
591 }
592 else
593 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
594
595 this->locale = "";
596 }
597
598
599 this->locale = rxvt_strdup (this->locale);
600 SET_LOCALE (this->locale);
601 mbstate.reset ();
602 #endif
603
604 #if HAVE_NL_LANGINFO
605 char *codeset = strdup (nl_langinfo (CODESET));
606 // /^UTF.?8/i
607 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
608 && (codeset[1] == 'T' || codeset[1] == 't')
609 && (codeset[2] == 'F' || codeset[2] == 'f')
610 && (codeset[3] == '8' || codeset[4] == '8');
611 free (codeset);
612 #else
613 enc_utf8 = 0;
614 #endif
615 }
616
617 void
618 rxvt_term::init_xlocale ()
619 {
620 #ifdef USE_XIM
621 if (!locale)
622 rxvt_warn ("setting locale failed, working without locale support.\n");
623 else
624 {
625 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
626
627 if (!XSupportsLocale ())
628 {
629 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
630 return;
631 }
632
633 im_ev.start (display);
634
635 /* see if we can connect already */
636 im_cb ();
637 }
638 #endif
639 }
640
641 /*----------------------------------------------------------------------*/
642 void
643 rxvt_term::init_command (const char *const *argv)
644 {
645 /*
646 * Initialize the command connection.
647 * This should be called after the X server connection is established.
648 */
649
650 #ifdef META8_OPTION
651 meta_char = (options & Opt_meta8 ? 0x80 : C0_ESC);
652 #endif
653
654 get_ourmods ();
655
656 if (!(options & Opt_scrollTtyOutput))
657 priv_modes |= PrivMode_TtyOutputInh;
658 if (options & Opt_scrollTtyKeypress)
659 priv_modes |= PrivMode_Keypress;
660 if (!(options & Opt_jumpScroll))
661 priv_modes |= PrivMode_smoothScroll;
662
663 #ifndef NO_BACKSPACE_KEY
664 if (strcmp (key_backspace, "DEC") == 0)
665 priv_modes |= PrivMode_HaveBackSpace;
666 #endif
667
668 /* add value for scrollBar */
669 if (scrollbar_visible ())
670 {
671 priv_modes |= PrivMode_scrollBar;
672 SavedModes |= PrivMode_scrollBar;
673 }
674
675 if (menubar_visible ())
676 {
677 priv_modes |= PrivMode_menuBar;
678 SavedModes |= PrivMode_menuBar;
679 }
680
681 #ifdef CURSOR_BLINK
682 if (options & Opt_cursorBlink)
683 (void)gettimeofday (&lastcursorchange, NULL);
684 #endif
685
686 run_command (argv);
687 }
688
689 /*----------------------------------------------------------------------*/
690 void
691 rxvt_term::Get_Colours ()
692 {
693 int i;
694
695 #ifdef OFF_FOCUS_FADING
696 pix_colors = pix_colors_focused;
697 #endif
698
699 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
700 {
701 rxvt_color xcol;
702
703 if (!rs[Rs_color + i])
704 continue;
705
706 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
707 {
708 #ifndef XTERM_REVERSE_VIDEO
709 if (i < 2 && (options & Opt_reverseVideo))
710 rs[Rs_color + i] = def_colorName[!i];
711 else
712 #endif
713 rs[Rs_color + i] = def_colorName[i];
714
715 if (!rs[Rs_color + i])
716 continue;
717
718 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
719 {
720 switch (i)
721 {
722 case Color_fg:
723 case Color_bg:
724 /* fatal: need bg/fg color */
725 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
726 /* NOTREACHED */
727 break;
728 #ifndef NO_CURSORCOLOR
729 case Color_cursor2:
730 xcol = pix_colors[Color_fg];
731 break;
732 #endif /* ! NO_CURSORCOLOR */
733 case Color_pointer_fg:
734 xcol = pix_colors[Color_fg];
735 break;
736 default:
737 xcol = pix_colors[Color_bg]; /* None */
738 break;
739 }
740 }
741 }
742
743 pix_colors[i] = xcol;
744 SET_PIXCOLOR (i);
745 }
746
747 #ifdef OFF_FOCUS_FADING
748 if (rs[Rs_fade])
749 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
750 pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
751 #endif
752
753 if (display->depth <= 2)
754 {
755 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
756 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
757 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
758 }
759
760 /*
761 * get scrollBar/menuBar shadow colors
762 *
763 * The calculations of topShadow/bottomShadow values are adapted
764 * from the fvwm window manager.
765 */
766 #ifdef KEEP_SCROLLCOLOR
767
768 if (display->depth <= 2)
769 {
770 /* Monochrome */
771 pix_colors[Color_scroll] = pix_colors[Color_fg];
772 pix_colors[Color_topShadow] = pix_colors[Color_bg];
773 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
774 }
775 else
776 {
777 rxvt_color xcol[2];
778 /* xcol[0] == white
779 * xcol[1] == top shadow
780 * xcol[2] == bot shadow */
781
782 xcol[1] = pix_colors[Color_scroll];
783 xcol[0].set (display, 65535, 65535, 65535);
784
785 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
786
787 xcol[0].get (display, pr0, pg0, pb0);
788 xcol[1].get (display, pr1, pg1, pb1);
789
790 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
791
792 /* topShadowColor */
793 if (!xcol[1].set (display,
794 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
795 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
796 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
797 xcol[1] = pix_colors[Color_White];
798
799 pix_colors[Color_topShadow] = xcol[1];
800 }
801 #endif /* KEEP_SCROLLCOLOR */
802 }
803
804 /*----------------------------------------------------------------------*/
805 /* color aliases, fg/bg bright-bold */
806 void
807 rxvt_term::color_aliases (int idx)
808 {
809 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
810 {
811 int i = atoi (rs[Rs_color + idx]);
812
813 if (i >= 8 && i <= 15)
814 { /* bright colors */
815 i -= 8;
816 #ifndef NO_BRIGHTCOLOR
817 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
818 return;
819 #endif
820 }
821
822 if (i >= 0 && i <= 7) /* normal colors */
823 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
824 }
825 }
826
827 /*----------------------------------------------------------------------*/
828 /*
829 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
830 * Use resource ``modifier'' to override the Meta modifier
831 */
832 void
833 rxvt_term::get_ourmods ()
834 {
835 int i, j, k;
836 int requestedmeta, realmeta, realalt;
837 const char *cm, *rsmod;
838 XModifierKeymap *map;
839 KeyCode *kc;
840 const unsigned int modmasks[] =
841 {
842 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
843 };
844
845 requestedmeta = realmeta = realalt = 0;
846 rsmod = rs[Rs_modifier];
847
848 if (rsmod
849 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
850 requestedmeta = rsmod[3] - '0';
851
852 map = XGetModifierMapping (display->display);
853 kc = map->modifiermap;
854
855 for (i = 1; i < 6; i++)
856 {
857 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
858
859 for (j = map->max_keypermod; j--; k++)
860 {
861 if (kc[k] == 0)
862 break;
863
864 switch (XKeycodeToKeysym (display->display, kc[k], 0))
865 {
866 case XK_Num_Lock:
867 ModNumLockMask = modmasks[i - 1];
868 continue;
869
870 case XK_ISO_Level3_Shift:
871 ModLevel3Mask = modmasks[i - 1];
872 continue;
873
874 case XK_Meta_L:
875 case XK_Meta_R:
876 cm = "meta";
877 realmeta = i;
878 break;
879
880 case XK_Alt_L:
881 case XK_Alt_R:
882 cm = "alt";
883 realalt = i;
884 break;
885
886 case XK_Super_L:
887 case XK_Super_R:
888 cm = "super";
889 break;
890
891 case XK_Hyper_L:
892 case XK_Hyper_R:
893 cm = "hyper";
894 break;
895
896 default:
897 continue;
898 }
899
900 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
901 requestedmeta = i;
902 }
903 }
904
905 XFreeModifiermap (map);
906
907 i = requestedmeta ? requestedmeta
908 : realmeta ? realmeta
909 : realalt ? realalt
910 : 0;
911
912 if (i)
913 ModMetaMask = modmasks[i - 1];
914 }
915
916 /*----------------------------------------------------------------------*/
917 /* rxvt_Create_Windows () - Open and map the window */
918 void
919 rxvt_term::create_windows (int argc, const char *const *argv)
920 {
921 XClassHint classHint;
922 XWMHints wmHint;
923 #if ENABLE_FRILLS
924 Atom prop = None;
925 MWMHints mwmhints;
926 #endif
927 XGCValues gcvalue;
928 long vt_emask;
929 XSetWindowAttributes attributes;
930 XWindowAttributes gattr;
931 Window top, parent;
932 dDisp;
933
934 #ifdef USING_W11LIB
935 /* enable W11 callbacks */
936 W11AddEventHandler (disp, rxvt_W11_process_x_event);
937 #endif
938
939 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
940 XInternAtoms (disp, (char **)xa_names, NUM_XA, False, xa);
941
942 if (options & Opt_transparent)
943 {
944 XGetWindowAttributes (disp, RootWindow (disp, display->screen), &gattr);
945 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
946 }
947
948 #if ENABLE_FRILLS
949 if (options & Opt_borderLess)
950 {
951 prop = XInternAtom(disp, "_MOTIF_WM_INFO", True);
952
953 if (prop == None)
954 {
955 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
956 #ifdef PREFER_24BIT
957 attributes.override_redirect = TRUE;
958 #endif
959 mwmhints.flags = 0;
960 }
961 else
962 {
963 mwmhints.flags = MWM_HINTS_DECORATIONS;
964 mwmhints.decorations = 0;
965 }
966 }
967 else
968 mwmhints.flags = 0;
969 #endif
970
971 /* grab colors before netscape does */
972 Get_Colours ();
973
974 if (!set_fonts ())
975 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
976
977 parent = DefaultRootWindow (disp);
978
979 #if ENABLE_XEMBED
980 if (rs[Rs_embed])
981 {
982 XWindowAttributes wattr;
983
984 parent = strtol (rs[Rs_embed], 0, 0);
985
986 if (!XGetWindowAttributes (disp, parent, &wattr))
987 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
988
989 window_calc (wattr.width, wattr.height);
990 }
991 #endif
992
993 window_calc (0, 0);
994
995 /* sub-window placement & size in rxvt_resize_subwindows () */
996 #ifdef PREFER_24BIT
997 attributes.background_pixel = pix_colors_focused[Color_border];
998 attributes.border_pixel = pix_colors_focused[Color_border];
999 attributes.colormap = display->cmap;
1000 top = XCreateWindow (disp, parent,
1001 szHint.x, szHint.y,
1002 szHint.width, szHint.height,
1003 ext_bwidth,
1004 display->depth, InputOutput,
1005 display->visual,
1006 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1007 #else
1008 top = XCreateSimpleWindow (disp, parent,
1009 szHint.x, szHint.y,
1010 szHint.width, szHint.height,
1011 ext_bwidth,
1012 pix_colors_focused[Color_border],
1013 pix_colors_focused[Color_border]);
1014 #endif
1015
1016 this->parent[0] = top;
1017
1018 old_width = szHint.width;
1019 old_height = szHint.height;
1020
1021 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1022 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1023
1024 classHint.res_name = (char *)rs[Rs_name];
1025 classHint.res_class = (char *)RESCLASS;
1026
1027 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1028 wmHint.input = True;
1029 wmHint.initial_state = options & Opt_iconic ? IconicState : NormalState;
1030 wmHint.window_group = top;
1031
1032 XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc,
1033 &szHint, &wmHint, &classHint);
1034
1035 Atom protocols[] = {
1036 xa[XA_WM_DELETE_WINDOW],
1037 #if ENABLE_EWMH
1038 xa[XA_NET_WM_PING],
1039 #endif
1040 };
1041
1042 XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
1043
1044 #if ENABLE_EWMH
1045 long pid = getpid ();
1046
1047 XChangeProperty (disp, top,
1048 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1049 PropModeReplace, (unsigned char *)&pid, 1);
1050
1051 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1052 #endif
1053
1054 XSelectInput (disp, top,
1055 KeyPressMask
1056 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1057 | KeyReleaseMask
1058 #endif
1059 | FocusChangeMask | VisibilityChangeMask
1060 | ExposureMask | StructureNotifyMask);
1061
1062 termwin_ev.start (display, top);
1063
1064 #if ENABLE_FRILLS
1065 if (mwmhints.flags)
1066 XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
1067 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
1068 #endif
1069
1070 /* vt cursor: Black-on-White is standard, but this is more popular */
1071 TermWin_cursor = XCreateFontCursor (disp, XC_xterm);
1072
1073 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1074 /* cursor (menuBar/scrollBar): Black-on-White */
1075 leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr);
1076 #endif
1077
1078 /* the vt window */
1079 vt = XCreateSimpleWindow (disp, top,
1080 window_vt_x,
1081 window_vt_y,
1082 TermWin_TotalWidth (),
1083 TermWin_TotalHeight (),
1084 0,
1085 pix_colors_focused[Color_fg],
1086 pix_colors_focused[Color_bg]);
1087 #ifdef DEBUG_X
1088 XStoreName (disp, vt, "vt window");
1089 #endif
1090
1091 attributes.bit_gravity = NorthWestGravity;
1092 XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes);
1093
1094 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1095
1096 #ifdef POINTER_BLANK
1097 if (options & Opt_pointerBlank)
1098 vt_emask |= PointerMotionMask;
1099 else
1100 #endif
1101 vt_emask |= Button1MotionMask | Button3MotionMask;
1102
1103 XSelectInput (disp, vt, vt_emask);
1104 vt_ev.start (display, vt);
1105
1106 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1107 if (menuBar_height ())
1108 {
1109 menuBar.win = XCreateSimpleWindow (disp, top,
1110 window_vt_x, 0,
1111 TermWin_TotalWidth (),
1112 menuBar_TotalHeight (),
1113 0,
1114 pix_colors_focused[Color_fg],
1115 pix_colors_focused[Color_scroll]);
1116
1117 #ifdef DEBUG_X
1118 XStoreName (disp, menuBar.win, "menubar");
1119 #endif
1120
1121 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1122
1123 XDefineCursor (disp, menuBar.win,
1124 XCreateFontCursor (disp, XC_left_ptr));
1125
1126 XSelectInput (disp, menuBar.win,
1127 (ExposureMask | ButtonPressMask | ButtonReleaseMask | Button1MotionMask));
1128 menubar_ev.start (display, menuBar.win);
1129 }
1130 #endif
1131
1132 #ifdef XPM_BACKGROUND
1133 if (rs[Rs_backgroundPixmap] != NULL
1134 && ! (options & Opt_transparent))
1135 {
1136 const char *p = rs[Rs_backgroundPixmap];
1137
1138 if ((p = strchr (p, ';')) != NULL)
1139 {
1140 p++;
1141 scale_pixmap (p);
1142 }
1143
1144 set_bgPixmap (rs[Rs_backgroundPixmap]);
1145 scr_touch (true);
1146 }
1147 #endif
1148
1149 /* graphics context for the vt window */
1150 gcvalue.foreground = pix_colors[Color_fg];
1151 gcvalue.background = pix_colors[Color_bg];
1152 gcvalue.graphics_exposures = 1;
1153 gc = XCreateGC (disp, vt,
1154 GCForeground | GCBackground | GCGraphicsExposures,
1155 &gcvalue);
1156
1157 drawable = new rxvt_drawable (display, vt);
1158
1159 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1160 gcvalue.foreground = pix_colors[Color_topShadow];
1161 topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1162 gcvalue.foreground = pix_colors[Color_bottomShadow];
1163 botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1164 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1165 scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1166 #endif
1167
1168 #ifdef OFF_FOCUS_FADING
1169 // initially we are in unfocused state
1170 if (rs[Rs_fade])
1171 pix_colors = pix_colors_unfocused;
1172 #endif
1173
1174 pointer_unblank ();
1175 scr_recolour ();
1176
1177 #if ENABLE_XEMBED
1178 if (rs[Rs_embed])
1179 {
1180 long info[2] = { 0, XEMBED_MAPPED };
1181
1182 XChangeProperty (disp, parent, xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
1183 32, PropModeReplace, (unsigned char *)&info, 2);
1184 }
1185 #endif
1186 }
1187
1188 /* ------------------------------------------------------------------------- *
1189 * GET TTY CURRENT STATE *
1190 * ------------------------------------------------------------------------- */
1191 void
1192 rxvt_get_ttymode (ttymode_t *tio, int erase)
1193 {
1194 #ifdef HAVE_TERMIOS_H
1195 /*
1196 * standard System V termios interface
1197 */
1198 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1199 {
1200 /* return error - use system defaults */
1201 tio->c_cc[VINTR] = CINTR;
1202 tio->c_cc[VQUIT] = CQUIT;
1203 tio->c_cc[VERASE] = CERASE;
1204 tio->c_cc[VKILL] = CKILL;
1205 tio->c_cc[VSTART] = CSTART;
1206 tio->c_cc[VSTOP] = CSTOP;
1207 tio->c_cc[VSUSP] = CSUSP;
1208 # ifdef VDSUSP
1209 tio->c_cc[VDSUSP] = CDSUSP;
1210 # endif
1211 # ifdef VREPRINT
1212 tio->c_cc[VREPRINT] = CRPRNT;
1213 # endif
1214 # ifdef VDISCRD
1215 tio->c_cc[VDISCRD] = CFLUSH;
1216 # endif
1217 # ifdef VWERSE
1218 tio->c_cc[VWERSE] = CWERASE;
1219 # endif
1220 # ifdef VLNEXT
1221 tio->c_cc[VLNEXT] = CLNEXT;
1222 # endif
1223 }
1224
1225 tio->c_cc[VEOF] = CEOF;
1226 tio->c_cc[VEOL] = VDISABLE;
1227 # ifdef VEOL2
1228 tio->c_cc[VEOL2] = VDISABLE;
1229 # endif
1230 # ifdef VSWTC
1231 tio->c_cc[VSWTC] = VDISABLE;
1232 # endif
1233 # ifdef VSWTCH
1234 tio->c_cc[VSWTCH] = VDISABLE;
1235 # endif
1236 # if VMIN != VEOF
1237 tio->c_cc[VMIN] = 1;
1238 # endif
1239 # if VTIME != VEOL
1240 tio->c_cc[VTIME] = 0;
1241 # endif
1242
1243 if (erase != -1)
1244 tio->c_cc[VERASE] = (char)erase;
1245
1246 /* input modes */
1247 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1248 # ifdef IMAXBEL
1249 | IMAXBEL
1250 # endif
1251 | IXON);
1252
1253 /* output modes */
1254 tio->c_oflag = (OPOST | ONLCR);
1255
1256 /* control modes */
1257 tio->c_cflag = (CS8 | CREAD);
1258
1259 /* line discipline modes */
1260 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1261 # if defined (ECHOCTL) && defined (ECHOKE)
1262 | ECHOCTL | ECHOKE
1263 # endif
1264 | ECHOE | ECHOK);
1265 # else /* HAVE_TERMIOS_H */
1266
1267 /*
1268 * sgtty interface
1269 */
1270
1271 /* get parameters -- gtty */
1272 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1273 {
1274 tio->sg.sg_erase = CERASE; /* ^H */
1275 tio->sg.sg_kill = CKILL; /* ^U */
1276 }
1277
1278 if (erase != -1)
1279 tio->sg.sg_erase = (char)erase;
1280
1281 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1282
1283 /* get special characters */
1284 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1285 {
1286 tio->tc.t_intrc = CINTR; /* ^C */
1287 tio->tc.t_quitc = CQUIT; /* ^\ */
1288 tio->tc.t_startc = CSTART; /* ^Q */
1289 tio->tc.t_stopc = CSTOP; /* ^S */
1290 tio->tc.t_eofc = CEOF; /* ^D */
1291 tio->tc.t_brkc = -1;
1292 }
1293
1294 /* get local special chars */
1295 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1296 {
1297 tio->lc.t_suspc = CSUSP; /* ^Z */
1298 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1299 tio->lc.t_rprntc = CRPRNT; /* ^R */
1300 tio->lc.t_flushc = CFLUSH; /* ^O */
1301 tio->lc.t_werasc = CWERASE; /* ^W */
1302 tio->lc.t_lnextc = CLNEXT; /* ^V */
1303 }
1304 /* get line discipline */
1305 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1306 # ifdef NTTYDISC
1307 tio->line = NTTYDISC;
1308 # endif /* NTTYDISC */
1309
1310 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1311 #endif /* HAVE_TERMIOS_H */
1312
1313 /*
1314 * Debugging
1315 */
1316 #ifdef DEBUG_TTYMODE
1317 #ifdef HAVE_TERMIOS_H
1318 /* c_iflag bits */
1319 fprintf (stderr, "Input flags\n");
1320
1321 /* cpp token stringize doesn't work on all machines <sigh> */
1322 # define FOO(flag,name) \
1323 if ((tio->c_iflag) & flag) \
1324 fprintf (stderr, "%s ", name)
1325
1326 /* c_iflag bits */
1327 FOO (IGNBRK, "IGNBRK");
1328 FOO (BRKINT, "BRKINT");
1329 FOO (IGNPAR, "IGNPAR");
1330 FOO (PARMRK, "PARMRK");
1331 FOO (INPCK, "INPCK");
1332 FOO (ISTRIP, "ISTRIP");
1333 FOO (INLCR, "INLCR");
1334 FOO (IGNCR, "IGNCR");
1335 FOO (ICRNL, "ICRNL");
1336 FOO (IXON, "IXON");
1337 FOO (IXOFF, "IXOFF");
1338 # ifdef IUCLC
1339 FOO (IUCLC, "IUCLC");
1340 # endif
1341 # ifdef IXANY
1342 FOO (IXANY, "IXANY");
1343 # endif
1344 # ifdef IMAXBEL
1345 FOO (IMAXBEL, "IMAXBEL");
1346 # endif
1347
1348 fprintf (stderr, "\n");
1349
1350 # undef FOO
1351 # define FOO(entry, name) \
1352 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1353
1354 FOO (VINTR, "VINTR");
1355 FOO (VQUIT, "VQUIT");
1356 FOO (VERASE, "VERASE");
1357 FOO (VKILL, "VKILL");
1358 FOO (VEOF, "VEOF");
1359 FOO (VEOL, "VEOL");
1360 # ifdef VEOL2
1361 FOO (VEOL2, "VEOL2");
1362 # endif
1363 # ifdef VSWTC
1364 FOO (VSWTC, "VSWTC");
1365 # endif
1366 # ifdef VSWTCH
1367 FOO (VSWTCH, "VSWTCH");
1368 # endif
1369 FOO (VSTART, "VSTART");
1370 FOO (VSTOP, "VSTOP");
1371 FOO (VSUSP, "VSUSP");
1372 # ifdef VDSUSP
1373 FOO (VDSUSP, "VDSUSP");
1374 # endif
1375 # ifdef VREPRINT
1376 FOO (VREPRINT, "VREPRINT");
1377 # endif
1378 # ifdef VDISCRD
1379 FOO (VDISCRD, "VDISCRD");
1380 # endif
1381 # ifdef VWERSE
1382 FOO (VWERSE, "VWERSE");
1383 # endif
1384 # ifdef VLNEXT
1385 FOO (VLNEXT, "VLNEXT");
1386 # endif
1387
1388 fprintf (stderr, "\n");
1389 # undef FOO
1390 # endif /* HAVE_TERMIOS_H */
1391 #endif /* DEBUG_TTYMODE */
1392 }
1393
1394 /*----------------------------------------------------------------------*/
1395 /*
1396 * Run the command in a subprocess and return a file descriptor for the
1397 * master end of the pseudo-teletype pair with the command talking to
1398 * the slave.
1399 */
1400 void
1401 rxvt_term::run_command (const char *const *argv)
1402 {
1403 #if ENABLE_FRILLS
1404 if (rs[Rs_pty_fd])
1405 {
1406 pty.pty = atoi (rs[Rs_pty_fd]);
1407 fcntl (pty.pty, F_SETFL, O_NONBLOCK);
1408 }
1409 else
1410 #endif
1411 if (!pty.get ())
1412 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1413
1414 pty.set_utf8_mode (enc_utf8);
1415
1416 /* set initial window size */
1417 tt_winch ();
1418
1419 int er;
1420
1421 #ifndef NO_BACKSPACE_KEY
1422 if (key_backspace[0] && !key_backspace[1])
1423 er = key_backspace[0];
1424 else if (strcmp (key_backspace, "DEC") == 0)
1425 er = '\177'; /* the initial state anyway */
1426 else
1427 #endif
1428 er = -1;
1429
1430 rxvt_get_ttymode (&tio, er);
1431
1432 #if ENABLE_FRILLS
1433 if (rs[Rs_pty_fd])
1434 return;
1435 #endif
1436
1437 #ifndef __QNX__
1438 /* spin off the command interpreter */
1439 switch (cmd_pid = fork ())
1440 {
1441 case -1:
1442 {
1443 cmd_pid = 0;
1444 rxvt_fatal ("can't fork, aborting.\n");
1445 }
1446 case 0:
1447 init_env ();
1448
1449 if (!pty.make_controlling_tty ())
1450 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1451 else
1452 {
1453 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1454 dup2 (pty.tty, STDIN_FILENO);
1455 dup2 (pty.tty, STDOUT_FILENO);
1456 dup2 (pty.tty, STDERR_FILENO);
1457
1458 // close all our file handles that we do no longer need
1459 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1460 {
1461 if ((*t)->pty.pty > 2) close ((*t)->pty.pty);
1462 if ((*t)->pty.tty > 2) close ((*t)->pty.tty);
1463 }
1464
1465 run_child (argv);
1466 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1467 }
1468
1469 _exit (EXIT_FAILURE);
1470
1471 default:
1472 {
1473 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1474 int fdstdin;
1475
1476 fdstdin = dup (STDIN_FILENO);
1477 dup2 (pty.tty, STDIN_FILENO);
1478 #endif
1479
1480 #ifdef UTMP_SUPPORT
1481 privileged_utmp (SAVE);
1482 #endif
1483
1484 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1485
1486 dup2 (fdstdin, STDIN_FILENO);
1487 close (fdstdin);
1488 #endif
1489 }
1490
1491 pty.close_tty (); /* keep STDERR_FILENO, pty.pty, display->fd () open */
1492 break;
1493 }
1494 #else /* __QNX__ uses qnxspawn () */
1495 fchmod (pty.tty, 0622);
1496 fcntl (pty.tty, F_SETFD, FD_CLOEXEC);
1497 fcntl (pty.pty, F_SETFD, FD_CLOEXEC);
1498
1499 if (run_child (argv) == -1)
1500 exit (EXIT_FAILURE);
1501 #endif
1502 }
1503
1504 /* ------------------------------------------------------------------------- *
1505 * CHILD PROCESS OPERATIONS *
1506 * ------------------------------------------------------------------------- */
1507 /*
1508 * The only open file descriptor is the slave tty - so no error messages.
1509 * returns are fatal
1510 */
1511 int
1512 rxvt_term::run_child (const char *const *argv)
1513 {
1514 char *login;
1515
1516 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1517
1518 if (options & Opt_console)
1519 { /* be virtual console, fail silently */
1520 #ifdef TIOCCONS
1521 unsigned int on = 1;
1522
1523 ioctl (STDIN_FILENO, TIOCCONS, &on);
1524 #elif defined (SRIOCSREDIR)
1525 int fd;
1526
1527 fd = open (CONSOLE, O_WRONLY, 0);
1528 if (fd >= 0)
1529 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1530 close (fd);
1531 #endif /* SRIOCSREDIR */
1532 }
1533
1534 /* reset signals and spin off the command interpreter */
1535 signal (SIGINT, SIG_DFL);
1536 signal (SIGQUIT, SIG_DFL);
1537 signal (SIGCHLD, SIG_DFL);
1538 signal (SIGHUP, SIG_DFL);
1539 signal (SIGPIPE, SIG_DFL);
1540 /*
1541 * mimick login's behavior by disabling the job control signals
1542 * a shell that wants them can turn them back on
1543 */
1544 #ifdef SIGTSTP
1545 signal (SIGTSTP, SIG_IGN);
1546 signal (SIGTTIN, SIG_IGN);
1547 signal (SIGTTOU, SIG_IGN);
1548 #endif /* SIGTSTP */
1549
1550 // unblock signals (signals are blocked by iom.C
1551 sigset_t ss;
1552 sigemptyset (&ss);
1553 sigprocmask (SIG_SETMASK, &ss, 0);
1554
1555 #ifndef __QNX__
1556 /* command interpreter path */
1557 if (argv != NULL)
1558 {
1559 # ifdef DEBUG_CMD
1560 int i;
1561
1562 for (i = 0; argv[i]; i++)
1563 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1564 # endif
1565
1566 execvp (argv[0], (char *const *)argv);
1567 /* no error message: STDERR is closed! */
1568 }
1569 else
1570 {
1571 const char *argv0, *shell;
1572
1573 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1574 shell = "/bin/sh";
1575
1576 argv0 = (const char *)rxvt_r_basename (shell);
1577
1578 if (options & Opt_loginShell)
1579 {
1580 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1581
1582 login[0] = '-';
1583 strcpy (&login[1], argv0);
1584 argv0 = login;
1585 }
1586 execlp (shell, argv0, NULL);
1587 /* no error message: STDERR is closed! */
1588 }
1589
1590 #else /* __QNX__ uses qnxspawn () */
1591
1592 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1593 char *command = NULL, fullcommand[_MAX_PATH];
1594 char **arg_v, *arg_a[2] = { NULL, NULL };
1595
1596 if (argv != NULL)
1597 {
1598 if (access (argv[0], X_OK) == -1)
1599 {
1600 if (strchr (argv[0], '/') == NULL)
1601 {
1602 searchenv (argv[0], "PATH", fullcommand);
1603
1604 if (fullcommand[0] != '\0')
1605 command = fullcommand;
1606 }
1607
1608 if (access (command, X_OK) == -1)
1609 return -1;
1610 }
1611 else
1612 command = argv[0];
1613
1614 arg_v = argv;
1615 }
1616 else
1617 {
1618 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1619 command = "/bin/sh";
1620
1621 arg_a[0] = my_basename (command);
1622
1623 if (options & Opt_loginShell)
1624 {
1625 login = rxvt_malloc ((strlen (arg_a[0]) + 2) * sizeof (char));
1626
1627 login[0] = '-';
1628 strcpy (&login[1], arg_a[0]);
1629 arg_a[0] = login;
1630 }
1631
1632 arg_v = arg_a;
1633 }
1634
1635 iov_a[0] = iov_a[1] = iov_a[2] = pty.tty;
1636 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1637 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1638 command, arg_v, environ, iov_a, 0);
1639 if (login)
1640 free (login);
1641
1642 pty.close_tty ();
1643 return pty.pty;
1644 #endif
1645
1646 return -1;
1647 }
1648
1649 /*----------------------- end-of-file (C source) -----------------------*/