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Revision: 1.122
Committed: Sun Dec 18 00:59:42 2005 UTC (18 years, 5 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.121: +30 -30 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 = BOUND_POSITIVE_INT16 (i);
375
376 #if ENABLE_FRILLS
377 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
378 int_bwidth = min (i, 100); /* arbitrary limit */
379 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
380 ext_bwidth = min (i, 100); /* arbitrary limit */
381 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
382 lineSpace = min (i, 100); /* arbitrary limit */
383 #endif
384
385 #ifdef POINTER_BLANK
386 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
387 pointerBlankDelay = i;
388 else
389 pointerBlankDelay = 2;
390 #endif
391
392 /* no point having a scrollbar without having any scrollback! */
393 if (!saveLines)
394 options &= ~Opt_scrollBar;
395
396 #ifdef PRINTPIPE
397 if (!rs[Rs_print_pipe])
398 rs[Rs_print_pipe] = PRINTPIPE;
399 #endif
400
401 if (!rs[Rs_cutchars])
402 rs[Rs_cutchars] = CUTCHARS;
403
404 #ifndef NO_BACKSPACE_KEY
405 if (!rs[Rs_backspace_key])
406 # ifdef DEFAULT_BACKSPACE
407 key_backspace = DEFAULT_BACKSPACE;
408 # else
409 key_backspace = "DEC"; /* can toggle between \010 or \177 */
410 # endif
411 else
412 {
413 val = strdup (rs[Rs_backspace_key]);
414 rxvt_Str_trim (val);
415 rxvt_Str_escaped (val);
416 key_backspace = val;
417 }
418 #endif
419
420 #ifndef NO_DELETE_KEY
421 if (!rs[Rs_delete_key])
422 # ifdef DEFAULT_DELETE
423 key_delete = DEFAULT_DELETE;
424 # else
425 key_delete = "\033[3~";
426 # endif
427 else
428 {
429 val = strdup (rs[Rs_delete_key]);
430 rxvt_Str_trim (val);
431 rxvt_Str_escaped (val);
432 key_delete = val;
433 }
434 #endif
435 if (rs[Rs_answerbackstring])
436 {
437 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
438 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
439 }
440
441 #ifdef HAVE_SCROLLBARS
442 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
443 #endif
444
445 #ifdef XTERM_REVERSE_VIDEO
446 /* this is how xterm implements reverseVideo */
447 if (options & Opt_reverseVideo)
448 {
449 if (!rs[Rs_color + Color_fg])
450 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
451 if (!rs[Rs_color + Color_bg])
452 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
453 }
454 #endif
455
456 for (i = 0; i < NRS_COLORS; i++)
457 if (!rs[Rs_color + i])
458 rs[Rs_color + i] = def_colorName[i];
459
460 #ifndef XTERM_REVERSE_VIDEO
461 /* this is how we implement reverseVideo */
462 if (options & Opt_reverseVideo)
463 SWAP_IT (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
464 #endif
465
466 /* convenient aliases for setting fg/bg to colors */
467 color_aliases (Color_fg);
468 color_aliases (Color_bg);
469 #ifndef NO_CURSORCOLOR
470 color_aliases (Color_cursor);
471 color_aliases (Color_cursor2);
472 #endif /* NO_CURSORCOLOR */
473 color_aliases (Color_pointer_fg);
474 color_aliases (Color_pointer_bg);
475 color_aliases (Color_border);
476 #ifndef NO_BOLD_UNDERLINE_REVERSE
477 color_aliases (Color_BD);
478 color_aliases (Color_UL);
479 color_aliases (Color_RV);
480 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
481
482 if (!rs[Rs_color + Color_border])
483 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
484
485 return cmd_argv;
486 }
487
488 /*----------------------------------------------------------------------*/
489 void
490 rxvt_term::init_env ()
491 {
492 int i;
493 unsigned int u;
494 char *val;
495
496 #ifdef DISPLAY_IS_IP
497 /* Fixup display_name for export over pty to any interested terminal
498 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
499 * (for the first non-loopback interface) that we get from
500 * rxvt_network_display (). This is more "name-resolution-portable", if you
501 * will, and probably allows for faster x-client startup if your name
502 * server is beyond a slow link or overloaded at client startup. Of
503 * course that only helps the shell's child processes, not us.
504 *
505 * Giving out the display_name also affords a potential security hole
506 */
507 val = rxvt_network_display (rs[Rs_display_name]);
508 rs[Rs_display_name] = (const char *)val;
509
510 if (val == NULL)
511 #endif /* DISPLAY_IS_IP */
512 val = XDisplayString (display->display);
513
514 if (rs[Rs_display_name] == NULL)
515 rs[Rs_display_name] = val; /* use broken `:0' value */
516
517 i = strlen (val);
518 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
519
520 sprintf (env_display, "DISPLAY=%s", val);
521
522 /* avoiding the math library:
523 * i = (int) (ceil (log10 ((unsigned int)parent[0]))) */
524 for (i = 0, u = (unsigned int)parent[0]; u; u /= 10, i++)
525 ;
526 MAX_IT (i, 1);
527 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
528
529 sprintf (env_windowid, "WINDOWID=%u",
530 (unsigned int)parent[0]);
531
532 /* add entries to the environment:
533 * @ DISPLAY: in case we started with -display
534 * @ WINDOWID: X window id number of the window
535 * @ COLORTERM: terminal sub-name and also indicates its color
536 * @ TERM: terminal name
537 * @ TERMINFO: path to terminfo directory
538 * @ COLORFGBG: fg;bg color codes
539 */
540 putenv (env_display);
541 putenv (env_windowid);
542 if (env_colorfgbg)
543 putenv (env_colorfgbg);
544
545 #ifdef RXVT_TERMINFO
546 putenv ("TERMINFO=" RXVT_TERMINFO);
547 #endif
548
549 if (display->depth <= 2)
550 putenv ("COLORTERM=" COLORTERMENV "-mono");
551 else
552 putenv ("COLORTERM=" COLORTERMENVFULL);
553
554 if (rs[Rs_term_name] != NULL)
555 {
556 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
557 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
558 putenv (env_term);
559 }
560 else
561 putenv ("TERM=" TERMENV);
562
563 #ifdef HAVE_UNSETENV
564 /* avoid passing old settings and confusing term size */
565 unsetenv ("LINES");
566 unsetenv ("COLUMNS");
567 unsetenv ("TERMCAP"); /* terminfo should be okay */
568 #endif /* HAVE_UNSETENV */
569 }
570
571 /*----------------------------------------------------------------------*/
572 /*
573 * This is more or less stolen straight from XFree86 xterm.
574 * This should support all European type languages.
575 */
576 void
577 rxvt_term::set_locale (const char *locale)
578 {
579 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
580 free (this->locale);
581 this->locale = setlocale (LC_CTYPE, locale);
582
583 if (!this->locale)
584 {
585 if (*locale)
586 {
587 rxvt_warn ("unable to set locale \"%s\", using default locale instead.\n", locale);
588 setlocale (LC_CTYPE, "");
589 }
590 else
591 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
592
593 this->locale = "";
594 }
595
596
597 this->locale = rxvt_strdup (this->locale);
598 SET_LOCALE (this->locale);
599 mbstate.reset ();
600 #endif
601
602 #if HAVE_NL_LANGINFO
603 char *codeset = strdup (nl_langinfo (CODESET));
604 // /^UTF.?8/i
605 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
606 && (codeset[1] == 'T' || codeset[1] == 't')
607 && (codeset[2] == 'F' || codeset[2] == 'f')
608 && (codeset[3] == '8' || codeset[4] == '8');
609 free (codeset);
610 #else
611 enc_utf8 = 0;
612 #endif
613 }
614
615 void
616 rxvt_term::init_xlocale ()
617 {
618 #ifdef USE_XIM
619 if (!locale)
620 rxvt_warn ("setting locale failed, working without locale support.\n");
621 else
622 {
623 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
624
625 if (!XSupportsLocale ())
626 {
627 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
628 return;
629 }
630
631 im_ev.start (display);
632
633 /* see if we can connect already */
634 im_cb ();
635 }
636 #endif
637 }
638
639 /*----------------------------------------------------------------------*/
640 void
641 rxvt_term::init_command (const char *const *argv)
642 {
643 /*
644 * Initialize the command connection.
645 * This should be called after the X server connection is established.
646 */
647
648 #ifdef META8_OPTION
649 meta_char = (options & Opt_meta8 ? 0x80 : C0_ESC);
650 #endif
651
652 get_ourmods ();
653
654 if (!(options & Opt_scrollTtyOutput))
655 priv_modes |= PrivMode_TtyOutputInh;
656 if (options & Opt_scrollTtyKeypress)
657 priv_modes |= PrivMode_Keypress;
658 if (!(options & Opt_jumpScroll))
659 priv_modes |= PrivMode_smoothScroll;
660
661 #ifndef NO_BACKSPACE_KEY
662 if (strcmp (key_backspace, "DEC") == 0)
663 priv_modes |= PrivMode_HaveBackSpace;
664 #endif
665
666 /* add value for scrollBar */
667 if (scrollbar_visible ())
668 {
669 priv_modes |= PrivMode_scrollBar;
670 SavedModes |= PrivMode_scrollBar;
671 }
672
673 if (menubar_visible ())
674 {
675 priv_modes |= PrivMode_menuBar;
676 SavedModes |= PrivMode_menuBar;
677 }
678
679 #ifdef CURSOR_BLINK
680 if (options & Opt_cursorBlink)
681 (void)gettimeofday (&lastcursorchange, NULL);
682 #endif
683
684 run_command (argv);
685 }
686
687 /*----------------------------------------------------------------------*/
688 void
689 rxvt_term::Get_Colours ()
690 {
691 int i;
692
693 #ifdef OFF_FOCUS_FADING
694 pix_colors = pix_colors_focused;
695 #endif
696
697 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
698 {
699 rxvt_color xcol;
700
701 if (!rs[Rs_color + i])
702 continue;
703
704 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
705 {
706 #ifndef XTERM_REVERSE_VIDEO
707 if (i < 2 && (options & Opt_reverseVideo))
708 rs[Rs_color + i] = def_colorName[!i];
709 else
710 #endif
711 rs[Rs_color + i] = def_colorName[i];
712
713 if (!rs[Rs_color + i])
714 continue;
715
716 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
717 {
718 switch (i)
719 {
720 case Color_fg:
721 case Color_bg:
722 /* fatal: need bg/fg color */
723 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
724 /* NOTREACHED */
725 break;
726 #ifndef NO_CURSORCOLOR
727 case Color_cursor2:
728 xcol = pix_colors[Color_fg];
729 break;
730 #endif /* ! NO_CURSORCOLOR */
731 case Color_pointer_fg:
732 xcol = pix_colors[Color_fg];
733 break;
734 default:
735 xcol = pix_colors[Color_bg]; /* None */
736 break;
737 }
738 }
739 }
740
741 pix_colors[i] = xcol;
742 SET_PIXCOLOR (i);
743 }
744
745 #ifdef OFF_FOCUS_FADING
746 if (rs[Rs_fade])
747 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
748 pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
749 #endif
750
751 if (display->depth <= 2)
752 {
753 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
754 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
755 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
756 }
757
758 /*
759 * get scrollBar/menuBar shadow colors
760 *
761 * The calculations of topShadow/bottomShadow values are adapted
762 * from the fvwm window manager.
763 */
764 #ifdef KEEP_SCROLLCOLOR
765
766 if (display->depth <= 2)
767 {
768 /* Monochrome */
769 pix_colors[Color_scroll] = pix_colors[Color_fg];
770 pix_colors[Color_topShadow] = pix_colors[Color_bg];
771 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
772 }
773 else
774 {
775 rxvt_color xcol[2];
776 /* xcol[0] == white
777 * xcol[1] == top shadow
778 * xcol[2] == bot shadow */
779
780 xcol[1] = pix_colors[Color_scroll];
781 xcol[0].set (display, 65535, 65535, 65535);
782
783 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
784
785 xcol[0].get (display, pr0, pg0, pb0);
786 xcol[1].get (display, pr1, pg1, pb1);
787
788 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
789
790 /* topShadowColor */
791 if (!xcol[1].set (display,
792 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
793 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
794 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
795 xcol[1] = pix_colors[Color_White];
796
797 pix_colors[Color_topShadow] = xcol[1];
798 }
799 #endif /* KEEP_SCROLLCOLOR */
800 }
801
802 /*----------------------------------------------------------------------*/
803 /* color aliases, fg/bg bright-bold */
804 void
805 rxvt_term::color_aliases (int idx)
806 {
807 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
808 {
809 int i = atoi (rs[Rs_color + idx]);
810
811 if (i >= 8 && i <= 15)
812 { /* bright colors */
813 i -= 8;
814 #ifndef NO_BRIGHTCOLOR
815 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
816 return;
817 #endif
818 }
819
820 if (i >= 0 && i <= 7) /* normal colors */
821 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
822 }
823 }
824
825 /*----------------------------------------------------------------------*/
826 /*
827 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
828 * Use resource ``modifier'' to override the Meta modifier
829 */
830 void
831 rxvt_term::get_ourmods ()
832 {
833 int i, j, k;
834 int requestedmeta, realmeta, realalt;
835 const char *cm, *rsmod;
836 XModifierKeymap *map;
837 KeyCode *kc;
838 const unsigned int modmasks[] =
839 {
840 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
841 };
842
843 requestedmeta = realmeta = realalt = 0;
844 rsmod = rs[Rs_modifier];
845
846 if (rsmod
847 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
848 requestedmeta = rsmod[3] - '0';
849
850 map = XGetModifierMapping (display->display);
851 kc = map->modifiermap;
852
853 for (i = 1; i < 6; i++)
854 {
855 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
856
857 for (j = map->max_keypermod; j--; k++)
858 {
859 if (kc[k] == 0)
860 break;
861
862 switch (XKeycodeToKeysym (display->display, kc[k], 0))
863 {
864 case XK_Num_Lock:
865 ModNumLockMask = modmasks[i - 1];
866 continue;
867
868 case XK_ISO_Level3_Shift:
869 ModLevel3Mask = modmasks[i - 1];
870 continue;
871
872 case XK_Meta_L:
873 case XK_Meta_R:
874 cm = "meta";
875 realmeta = i;
876 break;
877
878 case XK_Alt_L:
879 case XK_Alt_R:
880 cm = "alt";
881 realalt = i;
882 break;
883
884 case XK_Super_L:
885 case XK_Super_R:
886 cm = "super";
887 break;
888
889 case XK_Hyper_L:
890 case XK_Hyper_R:
891 cm = "hyper";
892 break;
893
894 default:
895 continue;
896 }
897
898 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
899 requestedmeta = i;
900 }
901 }
902
903 XFreeModifiermap (map);
904
905 i = requestedmeta ? requestedmeta
906 : realmeta ? realmeta
907 : realalt ? realalt
908 : 0;
909
910 if (i)
911 ModMetaMask = modmasks[i - 1];
912 }
913
914 /*----------------------------------------------------------------------*/
915 /* rxvt_Create_Windows () - Open and map the window */
916 void
917 rxvt_term::create_windows (int argc, const char *const *argv)
918 {
919 XClassHint classHint;
920 XWMHints wmHint;
921 #if ENABLE_FRILLS
922 Atom prop = None;
923 MWMHints mwmhints;
924 #endif
925 XGCValues gcvalue;
926 long vt_emask;
927 XSetWindowAttributes attributes;
928 XWindowAttributes gattr;
929 Window top, parent;
930 dDisp;
931
932 #ifdef USING_W11LIB
933 /* enable W11 callbacks */
934 W11AddEventHandler (disp, rxvt_W11_process_x_event);
935 #endif
936
937 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
938 XInternAtoms (disp, (char **)xa_names, NUM_XA, False, xa);
939
940 if (options & Opt_transparent)
941 {
942 XGetWindowAttributes (disp, RootWindow (disp, display->screen), &gattr);
943 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
944 }
945
946 #if ENABLE_FRILLS
947 if (options & Opt_borderLess)
948 {
949 prop = XInternAtom(disp, "_MOTIF_WM_INFO", True);
950
951 if (prop == None)
952 {
953 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
954 #ifdef PREFER_24BIT
955 attributes.override_redirect = TRUE;
956 #endif
957 mwmhints.flags = 0;
958 }
959 else
960 {
961 mwmhints.flags = MWM_HINTS_DECORATIONS;
962 mwmhints.decorations = 0;
963 }
964 }
965 else
966 mwmhints.flags = 0;
967 #endif
968
969 /* grab colors before netscape does */
970 Get_Colours ();
971
972 if (!set_fonts ())
973 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
974
975 parent = DefaultRootWindow (disp);
976
977 #if ENABLE_XEMBED
978 if (rs[Rs_embed])
979 {
980 XWindowAttributes wattr;
981
982 parent = strtol (rs[Rs_embed], 0, 0);
983
984 if (!XGetWindowAttributes (disp, parent, &wattr))
985 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
986
987 window_calc (wattr.width, wattr.height);
988 }
989 #endif
990
991 window_calc (0, 0);
992
993 /* sub-window placement & size in rxvt_resize_subwindows () */
994 #ifdef PREFER_24BIT
995 attributes.background_pixel = pix_colors_focused[Color_border];
996 attributes.border_pixel = pix_colors_focused[Color_border];
997 attributes.colormap = display->cmap;
998 top = XCreateWindow (disp, parent,
999 szHint.x, szHint.y,
1000 szHint.width, szHint.height,
1001 ext_bwidth,
1002 display->depth, InputOutput,
1003 display->visual,
1004 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1005 #else
1006 top = XCreateSimpleWindow (disp, parent,
1007 szHint.x, szHint.y,
1008 szHint.width, szHint.height,
1009 ext_bwidth,
1010 pix_colors_focused[Color_border],
1011 pix_colors_focused[Color_border]);
1012 #endif
1013
1014 this->parent[0] = top;
1015
1016 old_width = szHint.width;
1017 old_height = szHint.height;
1018
1019 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1020 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1021
1022 classHint.res_name = (char *)rs[Rs_name];
1023 classHint.res_class = (char *)RESCLASS;
1024
1025 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1026 wmHint.input = True;
1027 wmHint.initial_state = options & Opt_iconic ? IconicState : NormalState;
1028 wmHint.window_group = top;
1029
1030 XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc,
1031 &szHint, &wmHint, &classHint);
1032
1033 Atom protocols[] = {
1034 xa[XA_WM_DELETE_WINDOW],
1035 #if ENABLE_EWMH
1036 xa[XA_NET_WM_PING],
1037 #endif
1038 };
1039
1040 XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
1041
1042 #if ENABLE_EWMH
1043 long pid = getpid ();
1044
1045 XChangeProperty (disp, top,
1046 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1047 PropModeReplace, (unsigned char *)&pid, 1);
1048
1049 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1050 #endif
1051
1052 XSelectInput (disp, top,
1053 KeyPressMask
1054 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1055 | KeyReleaseMask
1056 #endif
1057 | FocusChangeMask | VisibilityChangeMask
1058 | ExposureMask | StructureNotifyMask);
1059
1060 termwin_ev.start (display, top);
1061
1062 #if ENABLE_FRILLS
1063 if (mwmhints.flags)
1064 XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
1065 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
1066 #endif
1067
1068 /* vt cursor: Black-on-White is standard, but this is more popular */
1069 TermWin_cursor = XCreateFontCursor (disp, XC_xterm);
1070
1071 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1072 /* cursor (menuBar/scrollBar): Black-on-White */
1073 leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr);
1074 #endif
1075
1076 /* the vt window */
1077 vt = XCreateSimpleWindow (disp, top,
1078 window_vt_x,
1079 window_vt_y,
1080 TermWin_TotalWidth (),
1081 TermWin_TotalHeight (),
1082 0,
1083 pix_colors_focused[Color_fg],
1084 pix_colors_focused[Color_bg]);
1085 #ifdef DEBUG_X
1086 XStoreName (disp, vt, "vt window");
1087 #endif
1088
1089 attributes.bit_gravity = NorthWestGravity;
1090 XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes);
1091
1092 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1093
1094 #ifdef POINTER_BLANK
1095 if (options & Opt_pointerBlank)
1096 vt_emask |= PointerMotionMask;
1097 else
1098 #endif
1099 vt_emask |= Button1MotionMask | Button3MotionMask;
1100
1101 XSelectInput (disp, vt, vt_emask);
1102 vt_ev.start (display, vt);
1103
1104 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1105 if (menuBar_height ())
1106 {
1107 menuBar.win = XCreateSimpleWindow (disp, top,
1108 window_vt_x, 0,
1109 TermWin_TotalWidth (),
1110 menuBar_TotalHeight (),
1111 0,
1112 pix_colors_focused[Color_fg],
1113 pix_colors_focused[Color_scroll]);
1114
1115 #ifdef DEBUG_X
1116 XStoreName (disp, menuBar.win, "menubar");
1117 #endif
1118
1119 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1120
1121 XDefineCursor (disp, menuBar.win,
1122 XCreateFontCursor (disp, XC_left_ptr));
1123
1124 XSelectInput (disp, menuBar.win,
1125 (ExposureMask | ButtonPressMask | ButtonReleaseMask | Button1MotionMask));
1126 menubar_ev.start (display, menuBar.win);
1127 }
1128 #endif
1129
1130 #ifdef XPM_BACKGROUND
1131 if (rs[Rs_backgroundPixmap] != NULL
1132 && ! (options & Opt_transparent))
1133 {
1134 const char *p = rs[Rs_backgroundPixmap];
1135
1136 if ((p = strchr (p, ';')) != NULL)
1137 {
1138 p++;
1139 scale_pixmap (p);
1140 }
1141
1142 set_bgPixmap (rs[Rs_backgroundPixmap]);
1143 scr_touch (true);
1144 }
1145 #endif
1146
1147 /* graphics context for the vt window */
1148 gcvalue.foreground = pix_colors[Color_fg];
1149 gcvalue.background = pix_colors[Color_bg];
1150 gcvalue.graphics_exposures = 1;
1151 gc = XCreateGC (disp, vt,
1152 GCForeground | GCBackground | GCGraphicsExposures,
1153 &gcvalue);
1154
1155 drawable = new rxvt_drawable (display, vt);
1156
1157 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1158 gcvalue.foreground = pix_colors[Color_topShadow];
1159 topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1160 gcvalue.foreground = pix_colors[Color_bottomShadow];
1161 botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1162 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1163 scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1164 #endif
1165
1166 #ifdef OFF_FOCUS_FADING
1167 // initially we are in unfocused state
1168 if (rs[Rs_fade])
1169 pix_colors = pix_colors_unfocused;
1170 #endif
1171
1172 pointer_unblank ();
1173 scr_recolour ();
1174
1175 #if ENABLE_XEMBED
1176 if (rs[Rs_embed])
1177 {
1178 long info[2] = { 0, XEMBED_MAPPED };
1179
1180 XChangeProperty (disp, parent, xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
1181 32, PropModeReplace, (unsigned char *)&info, 2);
1182 }
1183 #endif
1184 }
1185
1186 /* ------------------------------------------------------------------------- *
1187 * GET TTY CURRENT STATE *
1188 * ------------------------------------------------------------------------- */
1189 void
1190 rxvt_get_ttymode (ttymode_t *tio, int erase)
1191 {
1192 #ifdef HAVE_TERMIOS_H
1193 /*
1194 * standard System V termios interface
1195 */
1196 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1197 {
1198 /* return error - use system defaults */
1199 tio->c_cc[VINTR] = CINTR;
1200 tio->c_cc[VQUIT] = CQUIT;
1201 tio->c_cc[VERASE] = CERASE;
1202 tio->c_cc[VKILL] = CKILL;
1203 tio->c_cc[VSTART] = CSTART;
1204 tio->c_cc[VSTOP] = CSTOP;
1205 tio->c_cc[VSUSP] = CSUSP;
1206 # ifdef VDSUSP
1207 tio->c_cc[VDSUSP] = CDSUSP;
1208 # endif
1209 # ifdef VREPRINT
1210 tio->c_cc[VREPRINT] = CRPRNT;
1211 # endif
1212 # ifdef VDISCRD
1213 tio->c_cc[VDISCRD] = CFLUSH;
1214 # endif
1215 # ifdef VWERSE
1216 tio->c_cc[VWERSE] = CWERASE;
1217 # endif
1218 # ifdef VLNEXT
1219 tio->c_cc[VLNEXT] = CLNEXT;
1220 # endif
1221 }
1222
1223 tio->c_cc[VEOF] = CEOF;
1224 tio->c_cc[VEOL] = VDISABLE;
1225 # ifdef VEOL2
1226 tio->c_cc[VEOL2] = VDISABLE;
1227 # endif
1228 # ifdef VSWTC
1229 tio->c_cc[VSWTC] = VDISABLE;
1230 # endif
1231 # ifdef VSWTCH
1232 tio->c_cc[VSWTCH] = VDISABLE;
1233 # endif
1234 # if VMIN != VEOF
1235 tio->c_cc[VMIN] = 1;
1236 # endif
1237 # if VTIME != VEOL
1238 tio->c_cc[VTIME] = 0;
1239 # endif
1240
1241 if (erase != -1)
1242 tio->c_cc[VERASE] = (char)erase;
1243
1244 /* input modes */
1245 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1246 # ifdef IMAXBEL
1247 | IMAXBEL
1248 # endif
1249 | IXON);
1250
1251 /* output modes */
1252 tio->c_oflag = (OPOST | ONLCR);
1253
1254 /* control modes */
1255 tio->c_cflag = (CS8 | CREAD);
1256
1257 /* line discipline modes */
1258 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1259 # if defined (ECHOCTL) && defined (ECHOKE)
1260 | ECHOCTL | ECHOKE
1261 # endif
1262 | ECHOE | ECHOK);
1263 # else /* HAVE_TERMIOS_H */
1264
1265 /*
1266 * sgtty interface
1267 */
1268
1269 /* get parameters -- gtty */
1270 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1271 {
1272 tio->sg.sg_erase = CERASE; /* ^H */
1273 tio->sg.sg_kill = CKILL; /* ^U */
1274 }
1275
1276 if (erase != -1)
1277 tio->sg.sg_erase = (char)erase;
1278
1279 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1280
1281 /* get special characters */
1282 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1283 {
1284 tio->tc.t_intrc = CINTR; /* ^C */
1285 tio->tc.t_quitc = CQUIT; /* ^\ */
1286 tio->tc.t_startc = CSTART; /* ^Q */
1287 tio->tc.t_stopc = CSTOP; /* ^S */
1288 tio->tc.t_eofc = CEOF; /* ^D */
1289 tio->tc.t_brkc = -1;
1290 }
1291
1292 /* get local special chars */
1293 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1294 {
1295 tio->lc.t_suspc = CSUSP; /* ^Z */
1296 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1297 tio->lc.t_rprntc = CRPRNT; /* ^R */
1298 tio->lc.t_flushc = CFLUSH; /* ^O */
1299 tio->lc.t_werasc = CWERASE; /* ^W */
1300 tio->lc.t_lnextc = CLNEXT; /* ^V */
1301 }
1302 /* get line discipline */
1303 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1304 # ifdef NTTYDISC
1305 tio->line = NTTYDISC;
1306 # endif /* NTTYDISC */
1307
1308 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1309 #endif /* HAVE_TERMIOS_H */
1310
1311 /*
1312 * Debugging
1313 */
1314 #ifdef DEBUG_TTYMODE
1315 #ifdef HAVE_TERMIOS_H
1316 /* c_iflag bits */
1317 fprintf (stderr, "Input flags\n");
1318
1319 /* cpp token stringize doesn't work on all machines <sigh> */
1320 # define FOO(flag,name) \
1321 if ((tio->c_iflag) & flag) \
1322 fprintf (stderr, "%s ", name)
1323
1324 /* c_iflag bits */
1325 FOO (IGNBRK, "IGNBRK");
1326 FOO (BRKINT, "BRKINT");
1327 FOO (IGNPAR, "IGNPAR");
1328 FOO (PARMRK, "PARMRK");
1329 FOO (INPCK, "INPCK");
1330 FOO (ISTRIP, "ISTRIP");
1331 FOO (INLCR, "INLCR");
1332 FOO (IGNCR, "IGNCR");
1333 FOO (ICRNL, "ICRNL");
1334 FOO (IXON, "IXON");
1335 FOO (IXOFF, "IXOFF");
1336 # ifdef IUCLC
1337 FOO (IUCLC, "IUCLC");
1338 # endif
1339 # ifdef IXANY
1340 FOO (IXANY, "IXANY");
1341 # endif
1342 # ifdef IMAXBEL
1343 FOO (IMAXBEL, "IMAXBEL");
1344 # endif
1345
1346 fprintf (stderr, "\n");
1347
1348 # undef FOO
1349 # define FOO(entry, name) \
1350 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1351
1352 FOO (VINTR, "VINTR");
1353 FOO (VQUIT, "VQUIT");
1354 FOO (VERASE, "VERASE");
1355 FOO (VKILL, "VKILL");
1356 FOO (VEOF, "VEOF");
1357 FOO (VEOL, "VEOL");
1358 # ifdef VEOL2
1359 FOO (VEOL2, "VEOL2");
1360 # endif
1361 # ifdef VSWTC
1362 FOO (VSWTC, "VSWTC");
1363 # endif
1364 # ifdef VSWTCH
1365 FOO (VSWTCH, "VSWTCH");
1366 # endif
1367 FOO (VSTART, "VSTART");
1368 FOO (VSTOP, "VSTOP");
1369 FOO (VSUSP, "VSUSP");
1370 # ifdef VDSUSP
1371 FOO (VDSUSP, "VDSUSP");
1372 # endif
1373 # ifdef VREPRINT
1374 FOO (VREPRINT, "VREPRINT");
1375 # endif
1376 # ifdef VDISCRD
1377 FOO (VDISCRD, "VDISCRD");
1378 # endif
1379 # ifdef VWERSE
1380 FOO (VWERSE, "VWERSE");
1381 # endif
1382 # ifdef VLNEXT
1383 FOO (VLNEXT, "VLNEXT");
1384 # endif
1385
1386 fprintf (stderr, "\n");
1387 # undef FOO
1388 # endif /* HAVE_TERMIOS_H */
1389 #endif /* DEBUG_TTYMODE */
1390 }
1391
1392 /*----------------------------------------------------------------------*/
1393 /*
1394 * Run the command in a subprocess and return a file descriptor for the
1395 * master end of the pseudo-teletype pair with the command talking to
1396 * the slave.
1397 */
1398 void
1399 rxvt_term::run_command (const char *const *argv)
1400 {
1401 #if ENABLE_FRILLS
1402 if (rs[Rs_pty_fd])
1403 {
1404 pty.pty = atoi (rs[Rs_pty_fd]);
1405 fcntl (pty.pty, F_SETFL, O_NONBLOCK);
1406 }
1407 else
1408 #endif
1409 if (!pty.get ())
1410 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1411
1412 pty.set_utf8_mode (enc_utf8);
1413
1414 /* set initial window size */
1415 tt_winch ();
1416
1417 int er;
1418
1419 #ifndef NO_BACKSPACE_KEY
1420 if (key_backspace[0] && !key_backspace[1])
1421 er = key_backspace[0];
1422 else if (strcmp (key_backspace, "DEC") == 0)
1423 er = '\177'; /* the initial state anyway */
1424 else
1425 #endif
1426 er = -1;
1427
1428 rxvt_get_ttymode (&tio, er);
1429
1430 #if ENABLE_FRILLS
1431 if (rs[Rs_pty_fd])
1432 return;
1433 #endif
1434
1435 #ifndef __QNX__
1436 /* spin off the command interpreter */
1437 switch (cmd_pid = fork ())
1438 {
1439 case -1:
1440 {
1441 cmd_pid = 0;
1442 rxvt_fatal ("can't fork, aborting.\n");
1443 }
1444 case 0:
1445 init_env ();
1446
1447 if (!pty.make_controlling_tty ())
1448 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1449 else
1450 {
1451 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1452 dup2 (pty.tty, STDIN_FILENO);
1453 dup2 (pty.tty, STDOUT_FILENO);
1454 dup2 (pty.tty, STDERR_FILENO);
1455
1456 // close all our file handles that we do no longer need
1457 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1458 {
1459 if ((*t)->pty.pty > 2) close ((*t)->pty.pty);
1460 if ((*t)->pty.tty > 2) close ((*t)->pty.tty);
1461 }
1462
1463 run_child (argv);
1464 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1465 }
1466
1467 _exit (EXIT_FAILURE);
1468
1469 default:
1470 {
1471 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1472 int fdstdin;
1473
1474 fdstdin = dup (STDIN_FILENO);
1475 dup2 (pty.tty, STDIN_FILENO);
1476 #endif
1477
1478 #ifdef UTMP_SUPPORT
1479 privileged_utmp (SAVE);
1480 #endif
1481
1482 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1483
1484 dup2 (fdstdin, STDIN_FILENO);
1485 close (fdstdin);
1486 #endif
1487 }
1488
1489 pty.close_tty (); /* keep STDERR_FILENO, pty.pty, display->fd () open */
1490 break;
1491 }
1492 #else /* __QNX__ uses qnxspawn () */
1493 fchmod (pty.tty, 0622);
1494 fcntl (pty.tty, F_SETFD, FD_CLOEXEC);
1495 fcntl (pty.pty, F_SETFD, FD_CLOEXEC);
1496
1497 if (run_child (argv) == -1)
1498 exit (EXIT_FAILURE);
1499 #endif
1500 }
1501
1502 /* ------------------------------------------------------------------------- *
1503 * CHILD PROCESS OPERATIONS *
1504 * ------------------------------------------------------------------------- */
1505 /*
1506 * The only open file descriptor is the slave tty - so no error messages.
1507 * returns are fatal
1508 */
1509 int
1510 rxvt_term::run_child (const char *const *argv)
1511 {
1512 char *login;
1513
1514 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1515
1516 if (options & Opt_console)
1517 { /* be virtual console, fail silently */
1518 #ifdef TIOCCONS
1519 unsigned int on = 1;
1520
1521 ioctl (STDIN_FILENO, TIOCCONS, &on);
1522 #elif defined (SRIOCSREDIR)
1523 int fd;
1524
1525 fd = open (CONSOLE, O_WRONLY, 0);
1526 if (fd >= 0)
1527 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1528 close (fd);
1529 #endif /* SRIOCSREDIR */
1530 }
1531
1532 /* reset signals and spin off the command interpreter */
1533 signal (SIGINT, SIG_DFL);
1534 signal (SIGQUIT, SIG_DFL);
1535 signal (SIGCHLD, SIG_DFL);
1536 signal (SIGHUP, SIG_DFL);
1537 signal (SIGPIPE, SIG_DFL);
1538 /*
1539 * mimick login's behavior by disabling the job control signals
1540 * a shell that wants them can turn them back on
1541 */
1542 #ifdef SIGTSTP
1543 signal (SIGTSTP, SIG_IGN);
1544 signal (SIGTTIN, SIG_IGN);
1545 signal (SIGTTOU, SIG_IGN);
1546 #endif /* SIGTSTP */
1547
1548 // unblock signals (signals are blocked by iom.C
1549 sigset_t ss;
1550 sigemptyset (&ss);
1551 sigprocmask (SIG_SETMASK, &ss, 0);
1552
1553 #ifndef __QNX__
1554 /* command interpreter path */
1555 if (argv != NULL)
1556 {
1557 # ifdef DEBUG_CMD
1558 int i;
1559
1560 for (i = 0; argv[i]; i++)
1561 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1562 # endif
1563
1564 execvp (argv[0], (char *const *)argv);
1565 /* no error message: STDERR is closed! */
1566 }
1567 else
1568 {
1569 const char *argv0, *shell;
1570
1571 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1572 shell = "/bin/sh";
1573
1574 argv0 = (const char *)rxvt_r_basename (shell);
1575
1576 if (options & Opt_loginShell)
1577 {
1578 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1579
1580 login[0] = '-';
1581 strcpy (&login[1], argv0);
1582 argv0 = login;
1583 }
1584 execlp (shell, argv0, NULL);
1585 /* no error message: STDERR is closed! */
1586 }
1587
1588 #else /* __QNX__ uses qnxspawn () */
1589
1590 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1591 char *command = NULL, fullcommand[_MAX_PATH];
1592 char **arg_v, *arg_a[2] = { NULL, NULL };
1593
1594 if (argv != NULL)
1595 {
1596 if (access (argv[0], X_OK) == -1)
1597 {
1598 if (strchr (argv[0], '/') == NULL)
1599 {
1600 searchenv (argv[0], "PATH", fullcommand);
1601
1602 if (fullcommand[0] != '\0')
1603 command = fullcommand;
1604 }
1605
1606 if (access (command, X_OK) == -1)
1607 return -1;
1608 }
1609 else
1610 command = argv[0];
1611
1612 arg_v = argv;
1613 }
1614 else
1615 {
1616 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1617 command = "/bin/sh";
1618
1619 arg_a[0] = my_basename (command);
1620
1621 if (options & Opt_loginShell)
1622 {
1623 login = rxvt_malloc ((strlen (arg_a[0]) + 2) * sizeof (char));
1624
1625 login[0] = '-';
1626 strcpy (&login[1], arg_a[0]);
1627 arg_a[0] = login;
1628 }
1629
1630 arg_v = arg_a;
1631 }
1632
1633 iov_a[0] = iov_a[1] = iov_a[2] = pty.tty;
1634 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1635 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1636 command, arg_v, environ, iov_a, 0);
1637 if (login)
1638 free (login);
1639
1640 pty.close_tty ();
1641 return pty.pty;
1642 #endif
1643
1644 return -1;
1645 }
1646
1647 /*----------------------- end-of-file (C source) -----------------------*/