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Revision: 1.130
Committed: Wed Jan 4 04:42:45 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.129: +3 -8 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 <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 #ifndef NO_BRIGHTCOLOR
50 "Red3", /* 1: red (#CD0000) */
51 "Green3", /* 2: green (#00CD00) */
52 "Yellow3", /* 3: yellow (#CDCD00) */
53 "Blue3", /* 4: blue (#0000CD) */
54 "Magenta3", /* 5: magenta (#CD00CD) */
55 "Cyan3", /* 6: cyan (#00CDCD) */
56 # ifdef XTERM_COLORS
57 "Grey90", /* 7: white (#E5E5E5) */
58 # else
59 "AntiqueWhite", /* 7: white (#FAEBD7) */
60 # endif
61 /* high-intensity colors */
62 # ifdef XTERM_COLORS
63 "Grey30", /* 8: bright black (#4D4D4D) */
64 # else
65 "Grey25", /* 8: bright black (#404040) */
66 # endif
67 #endif /* NO_BRIGHTCOLOR */
68 "Red", /* 1/9: bright red (#FF0000) */
69 "Green", /* 2/10: bright green (#00FF00) */
70 "Yellow", /* 3/11: bright yellow (#FFFF00) */
71 "Blue", /* 4/12: bright blue (#0000FF) */
72 "Magenta", /* 5/13: bright magenta (#FF00FF) */
73 "Cyan", /* 6/14: bright cyan (#00FFFF) */
74 "White", /* 7/15: bright white (#FFFFFF) */
75
76 // 88 xterm colours
77 "rgb:00/00/00",
78 "rgb:00/00/8b",
79 "rgb:00/00/cd",
80 "rgb:00/00/ff",
81 "rgb:00/8b/00",
82 "rgb:00/8b/8b",
83 "rgb:00/8b/cd",
84 "rgb:00/8b/ff",
85 "rgb:00/cd/00",
86 "rgb:00/cd/8b",
87 "rgb:00/cd/cd",
88 "rgb:00/cd/ff",
89 "rgb:00/ff/00",
90 "rgb:00/ff/8b",
91 "rgb:00/ff/cd",
92 "rgb:00/ff/ff",
93 "rgb:8b/00/00",
94 "rgb:8b/00/8b",
95 "rgb:8b/00/cd",
96 "rgb:8b/00/ff",
97 "rgb:8b/8b/00",
98 "rgb:8b/8b/8b",
99 "rgb:8b/8b/cd",
100 "rgb:8b/8b/ff",
101 "rgb:8b/cd/00",
102 "rgb:8b/cd/8b",
103 "rgb:8b/cd/cd",
104 "rgb:8b/cd/ff",
105 "rgb:8b/ff/00",
106 "rgb:8b/ff/8b",
107 "rgb:8b/ff/cd",
108 "rgb:8b/ff/ff",
109 "rgb:cd/00/00",
110 "rgb:cd/00/8b",
111 "rgb:cd/00/cd",
112 "rgb:cd/00/ff",
113 "rgb:cd/8b/00",
114 "rgb:cd/8b/8b",
115 "rgb:cd/8b/cd",
116 "rgb:cd/8b/ff",
117 "rgb:cd/cd/00",
118 "rgb:cd/cd/8b",
119 "rgb:cd/cd/cd",
120 "rgb:cd/cd/ff",
121 "rgb:cd/ff/00",
122 "rgb:cd/ff/8b",
123 "rgb:cd/ff/cd",
124 "rgb:cd/ff/ff",
125 "rgb:ff/00/00",
126 "rgb:ff/00/8b",
127 "rgb:ff/00/cd",
128 "rgb:ff/00/ff",
129 "rgb:ff/8b/00",
130 "rgb:ff/8b/8b",
131 "rgb:ff/8b/cd",
132 "rgb:ff/8b/ff",
133 "rgb:ff/cd/00",
134 "rgb:ff/cd/8b",
135 "rgb:ff/cd/cd",
136 "rgb:ff/cd/ff",
137 "rgb:ff/ff/00",
138 "rgb:ff/ff/8b",
139 "rgb:ff/ff/cd",
140 "rgb:ff/ff/ff",
141 "rgb:2e/2e/2e",
142 "rgb:5c/5c/5c",
143 "rgb:73/73/73",
144 "rgb:8b/8b/8b",
145 "rgb:a2/a2/a2",
146 "rgb:b9/b9/b9",
147 "rgb:d0/d0/d0",
148 "rgb:e7/e7/e7",
149
150 #ifndef NO_CURSORCOLOR
151 COLOR_CURSOR_BACKGROUND,
152 COLOR_CURSOR_FOREGROUND,
153 #endif /* ! NO_CURSORCOLOR */
154 NULL, /* Color_pointer_fg */
155 NULL, /* Color_pointer_bg */
156 NULL, /* Color_border */
157 #ifndef NO_BOLD_UNDERLINE_REVERSE
158 NULL, /* Color_BD */
159 NULL, /* Color_IT */
160 NULL, /* Color_UL */
161 NULL, /* Color_RV */
162 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
163 #if ENABLE_FRILLS
164 NULL, // Color_underline
165 #endif
166 #ifdef OPTION_HC
167 NULL,
168 #endif
169 #ifdef KEEP_SCROLLCOLOR
170 COLOR_SCROLLBAR,
171 COLOR_SCROLLTROUGH,
172 #endif /* KEEP_SCROLLCOLOR */
173 #if TINTING
174 NULL,
175 #endif
176 #if OFF_FOCUS_FADING
177 "black",
178 #endif
179 };
180
181 const char *const xa_names[] =
182 {
183 "TEXT",
184 "COMPOUND_TEXT",
185 "UTF8_STRING",
186 "MULTIPLE",
187 "TARGETS",
188 "TIMESTAMP",
189 "VT_SELECTION",
190 "INCR",
191 "WM_PROTOCOLS",
192 "WM_DELETE_WINDOW",
193 "CLIPBOARD",
194 #if ENABLE_FRILLS
195 "_MOTIF_WM_HINTS",
196 #endif
197 #if ENABLE_EWMH
198 "_NET_WM_PID",
199 "_NET_WM_NAME",
200 "_NET_WM_ICON_NAME",
201 "_NET_WM_PING",
202 #endif
203 #if USE_XIM
204 "WM_LOCALE_NAME",
205 #endif
206 #ifdef TRANSPARENT
207 "_XROOTPMAP_ID",
208 "ESETROOT_PMAP_ID",
209 #endif
210 #ifdef OFFIX_DND
211 "DndProtocol",
212 "DndSelection",
213 #endif
214 #if ENABLE_XEMBED
215 "_XEMBED",
216 "_XEMBED_INFO",
217 #endif
218 };
219
220 bool
221 rxvt_term::init_vars ()
222 {
223 pix_colors_focused = new rxvt_color [TOTAL_COLORS];
224 #ifdef OFF_FOCUS_FADING
225 pix_colors_unfocused = new rxvt_color [TOTAL_COLORS];
226 #endif
227 pix_colors = pix_colors_focused;
228
229 if (pix_colors == NULL)
230 return false;
231
232 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
233 pixmap = None;
234 #endif
235
236 MEvent.time = CurrentTime;
237 MEvent.button = AnyButton;
238 options = DEFAULT_OPTIONS;
239 want_refresh = 1;
240 priv_modes = SavedModes = PrivMode_Default;
241 focus = 0;
242 ncol = 80;
243 nrow = 24;
244 int_bwidth = INTERNALBORDERWIDTH;
245 ext_bwidth = EXTERNALBORDERWIDTH;
246 lineSpace = LINESPACE;
247 saveLines = SAVELINES;
248 numpix_colors = TOTAL_COLORS;
249
250 refresh_limit = 1;
251 refresh_type = SLOW_REFRESH;
252 prev_nrow = prev_ncol = 0;
253
254 oldcursor.row = oldcursor.col = -1;
255 #ifdef XPM_BACKGROUND
256 /* bgPixmap.w = bgPixmap.h = 0; */
257 bgPixmap.x = bgPixmap.y = 50;
258 bgPixmap.pixmap = None;
259 #endif
260
261 last_bot = last_state = -1;
262
263 #ifdef MENUBAR
264 menu_readonly = 1;
265 # if ! (MENUBAR_MAX > 1)
266 CurrentBar = &BarList;
267 # endif /* (MENUBAR_MAX > 1) */
268 #endif
269
270 return true;
271 }
272
273 void
274 rxvt_term::init_secondary ()
275 {
276 int i;
277
278 /*
279 * Close all unused file descriptors
280 * We don't want them, we don't need them.
281 */
282 if ((i = open ("/dev/null", O_RDONLY)) < 0)
283 {
284 /* TODO: BOO HISS */
285 dup2 (STDERR_FILENO, STDIN_FILENO);
286 }
287 else if (i > STDIN_FILENO)
288 {
289 dup2 (i, STDIN_FILENO);
290 close (i);
291 }
292
293 dup2 (STDERR_FILENO, STDOUT_FILENO);
294
295 #if 0 // schmorp sayz closing filies is murder
296 for (i = STDERR_FILENO + 1; i < num_fds; i++)
297 {
298 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
299 if (i == 4 || i == 7)
300 continue;
301 #endif
302 close (i);
303 }
304 #endif
305 }
306
307 /*----------------------------------------------------------------------*/
308 const char **
309 rxvt_term::init_resources (int argc, const char *const *argv)
310 {
311 int i, r_argc;
312 char *val;
313 const char **cmd_argv, **r_argv;
314
315 /*
316 * Look for -exec option. Find => split and make cmd_argv[] of command args
317 */
318 for (r_argc = 0; r_argc < argc; r_argc++)
319 if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec"))
320 break;
321
322 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
323
324 for (i = 0; i < r_argc; i++)
325 r_argv[i] = (const char *)argv[i];
326
327 r_argv[i] = NULL;
328
329 if (r_argc == argc)
330 cmd_argv = NULL;
331 else
332 {
333 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
334
335 for (i = 0; i < argc - r_argc - 1; i++)
336 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
337
338 cmd_argv[i] = NULL;
339 }
340
341 rs[Rs_name] = rxvt_r_basename (argv[0]);
342
343 /*
344 * Open display, get options/resources and create the window
345 */
346 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
347 rs[Rs_display_name] = ":0";
348
349 get_options (r_argc, r_argv);
350
351 if (!(display = displays.get (rs[Rs_display_name])))
352 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
353
354 extract_resources ();
355 free (r_argv);
356
357 /*
358 * set any defaults not already set
359 */
360 if (cmd_argv && cmd_argv[0])
361 {
362 if (!rs[Rs_title])
363 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
364 if (!rs[Rs_iconName])
365 rs[Rs_iconName] = rs[Rs_title];
366 }
367 else
368 {
369 if (!rs[Rs_title])
370 rs[Rs_title] = rs[Rs_name];
371 if (!rs[Rs_iconName])
372 rs[Rs_iconName] = rs[Rs_name];
373 }
374
375 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
376 saveLines = min (i, MAX_SAVELINES);
377
378 #if ENABLE_FRILLS
379 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
380 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
381
382 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
383 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
384
385 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
386 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
387 #endif
388
389 #ifdef POINTER_BLANK
390 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
391 pointerBlankDelay = i;
392 else
393 pointerBlankDelay = 2;
394 #endif
395
396 /* no point having a scrollbar without having any scrollback! */
397 if (!saveLines)
398 CLR_OPTION (Opt_scrollBar);
399
400 #ifdef PRINTPIPE
401 if (!rs[Rs_print_pipe])
402 rs[Rs_print_pipe] = PRINTPIPE;
403 #endif
404
405 if (!rs[Rs_cutchars])
406 rs[Rs_cutchars] = CUTCHARS;
407
408 #ifndef NO_BACKSPACE_KEY
409 if (!rs[Rs_backspace_key])
410 # ifdef DEFAULT_BACKSPACE
411 key_backspace = DEFAULT_BACKSPACE;
412 # else
413 key_backspace = "DEC"; /* can toggle between \010 or \177 */
414 # endif
415 else
416 {
417 val = strdup (rs[Rs_backspace_key]);
418 rxvt_Str_trim (val);
419 rxvt_Str_escaped (val);
420 key_backspace = val;
421 }
422 #endif
423
424 #ifndef NO_DELETE_KEY
425 if (!rs[Rs_delete_key])
426 # ifdef DEFAULT_DELETE
427 key_delete = DEFAULT_DELETE;
428 # else
429 key_delete = "\033[3~";
430 # endif
431 else
432 {
433 val = strdup (rs[Rs_delete_key]);
434 rxvt_Str_trim (val);
435 rxvt_Str_escaped (val);
436 key_delete = val;
437 }
438 #endif
439 if (rs[Rs_answerbackstring])
440 {
441 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
442 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
443 }
444
445 #ifdef HAVE_SCROLLBARS
446 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
447 #endif
448
449 #ifdef XTERM_REVERSE_VIDEO
450 /* this is how xterm implements reverseVideo */
451 if (OPTION (Opt_reverseVideo))
452 {
453 if (!rs[Rs_color + Color_fg])
454 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
455 if (!rs[Rs_color + Color_bg])
456 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
457 }
458 #endif
459
460 for (i = 0; i < NRS_COLORS; i++)
461 if (!rs[Rs_color + i])
462 rs[Rs_color + i] = def_colorName[i];
463
464 #ifndef XTERM_REVERSE_VIDEO
465 /* this is how we implement reverseVideo */
466 if (OPTION (Opt_reverseVideo))
467 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
468 #endif
469
470 /* convenient aliases for setting fg/bg to colors */
471 color_aliases (Color_fg);
472 color_aliases (Color_bg);
473 #ifndef NO_CURSORCOLOR
474 color_aliases (Color_cursor);
475 color_aliases (Color_cursor2);
476 #endif /* NO_CURSORCOLOR */
477 color_aliases (Color_pointer_fg);
478 color_aliases (Color_pointer_bg);
479 color_aliases (Color_border);
480 #ifndef NO_BOLD_UNDERLINE_REVERSE
481 color_aliases (Color_BD);
482 color_aliases (Color_UL);
483 color_aliases (Color_RV);
484 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
485
486 if (!rs[Rs_color + Color_border])
487 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
488
489 return cmd_argv;
490 }
491
492 /*----------------------------------------------------------------------*/
493 void
494 rxvt_term::init_env ()
495 {
496 int i;
497 unsigned int u;
498 char *val;
499
500 #ifdef DISPLAY_IS_IP
501 /* Fixup display_name for export over pty to any interested terminal
502 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
503 * (for the first non-loopback interface) that we get from
504 * rxvt_network_display (). This is more "name-resolution-portable", if you
505 * will, and probably allows for faster x-client startup if your name
506 * server is beyond a slow link or overloaded at client startup. Of
507 * course that only helps the shell's child processes, not us.
508 *
509 * Giving out the display_name also affords a potential security hole
510 */
511 val = rxvt_network_display (rs[Rs_display_name]);
512 rs[Rs_display_name] = (const char *)val;
513
514 if (val == NULL)
515 #endif /* DISPLAY_IS_IP */
516 val = XDisplayString (display->display);
517
518 if (rs[Rs_display_name] == NULL)
519 rs[Rs_display_name] = val; /* use broken `:0' value */
520
521 i = strlen (val);
522 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
523
524 sprintf (env_display, "DISPLAY=%s", val);
525
526 /* avoiding the math library:
527 * i = (int) (ceil (log10 ((unsigned int)parent[0]))) */
528 for (i = 0, u = (unsigned int)parent[0]; u; u /= 10, i++)
529 ;
530 max_it (i, 1);
531 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
532
533 sprintf (env_windowid, "WINDOWID=%u",
534 (unsigned int)parent[0]);
535
536 /* add entries to the environment:
537 * @ DISPLAY: in case we started with -display
538 * @ WINDOWID: X window id number of the window
539 * @ COLORTERM: terminal sub-name and also indicates its color
540 * @ TERM: terminal name
541 * @ TERMINFO: path to terminfo directory
542 * @ COLORFGBG: fg;bg color codes
543 */
544 putenv (env_display);
545 putenv (env_windowid);
546 if (env_colorfgbg)
547 putenv (env_colorfgbg);
548
549 #ifdef RXVT_TERMINFO
550 putenv ("TERMINFO=" RXVT_TERMINFO);
551 #endif
552
553 if (display->depth <= 2)
554 putenv ("COLORTERM=" COLORTERMENV "-mono");
555 else
556 putenv ("COLORTERM=" COLORTERMENVFULL);
557
558 if (rs[Rs_term_name] != NULL)
559 {
560 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
561 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
562 putenv (env_term);
563 }
564 else
565 putenv ("TERM=" TERMENV);
566
567 #ifdef HAVE_UNSETENV
568 /* avoid passing old settings and confusing term size */
569 unsetenv ("LINES");
570 unsetenv ("COLUMNS");
571 unsetenv ("TERMCAP"); /* terminfo should be okay */
572 #endif /* HAVE_UNSETENV */
573 }
574
575 /*----------------------------------------------------------------------*/
576 /*
577 * This is more or less stolen straight from XFree86 xterm.
578 * This should support all European type languages.
579 */
580 void
581 rxvt_term::set_locale (const char *locale)
582 {
583 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
584 free (this->locale);
585 this->locale = setlocale (LC_CTYPE, locale);
586
587 if (!this->locale)
588 {
589 if (*locale)
590 {
591 rxvt_warn ("unable to set locale \"%s\", using default locale instead.\n", locale);
592 setlocale (LC_CTYPE, "");
593 }
594 else
595 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
596
597 this->locale = "";
598 }
599
600
601 this->locale = rxvt_strdup (this->locale);
602 SET_LOCALE (this->locale);
603 mbstate.reset ();
604 #endif
605
606 #if HAVE_NL_LANGINFO
607 char *codeset = strdup (nl_langinfo (CODESET));
608 // /^UTF.?8/i
609 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
610 && (codeset[1] == 'T' || codeset[1] == 't')
611 && (codeset[2] == 'F' || codeset[2] == 'f')
612 && (codeset[3] == '8' || codeset[4] == '8');
613 free (codeset);
614 #else
615 enc_utf8 = 0;
616 #endif
617 }
618
619 void
620 rxvt_term::init_xlocale ()
621 {
622 #ifdef USE_XIM
623 if (!locale)
624 rxvt_warn ("setting locale failed, working without locale support.\n");
625 else
626 {
627 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
628
629 if (!XSupportsLocale ())
630 {
631 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
632 return;
633 }
634
635 im_ev.start (display);
636
637 /* see if we can connect already */
638 im_cb ();
639 }
640 #endif
641 }
642
643 /*----------------------------------------------------------------------*/
644 void
645 rxvt_term::init_command (const char *const *argv)
646 {
647 /*
648 * Initialize the command connection.
649 * This should be called after the X server connection is established.
650 */
651
652 #ifdef META8_OPTION
653 meta_char = OPTION (Opt_meta8) ? 0x80 : C0_ESC;
654 #endif
655
656 get_ourmods ();
657
658 if (!OPTION (Opt_scrollTtyOutput))
659 priv_modes |= PrivMode_TtyOutputInh;
660 if (OPTION (Opt_scrollTtyKeypress))
661 priv_modes |= PrivMode_Keypress;
662 if (!OPTION (Opt_jumpScroll))
663 priv_modes |= PrivMode_smoothScroll;
664
665 #ifndef NO_BACKSPACE_KEY
666 if (strcmp (key_backspace, "DEC") == 0)
667 priv_modes |= PrivMode_HaveBackSpace;
668 #endif
669
670 /* add value for scrollBar */
671 if (scrollbar_visible ())
672 {
673 priv_modes |= PrivMode_scrollBar;
674 SavedModes |= PrivMode_scrollBar;
675 }
676
677 if (menubar_visible ())
678 {
679 priv_modes |= PrivMode_menuBar;
680 SavedModes |= PrivMode_menuBar;
681 }
682
683 run_command (argv);
684 }
685
686 /*----------------------------------------------------------------------*/
687 void
688 rxvt_term::Get_Colours ()
689 {
690 int i;
691
692 #ifdef OFF_FOCUS_FADING
693 pix_colors = pix_colors_focused;
694 #endif
695
696 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
697 {
698 rxvt_color xcol;
699
700 if (!rs[Rs_color + i])
701 continue;
702
703 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
704 {
705 #ifndef XTERM_REVERSE_VIDEO
706 if (i < 2 && OPTION (Opt_reverseVideo))
707 rs[Rs_color + i] = def_colorName[!i];
708 else
709 #endif
710 rs[Rs_color + i] = def_colorName[i];
711
712 if (!rs[Rs_color + i])
713 continue;
714
715 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
716 {
717 switch (i)
718 {
719 case Color_fg:
720 case Color_bg:
721 /* fatal: need bg/fg color */
722 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
723 /* NOTREACHED */
724 break;
725 #ifndef NO_CURSORCOLOR
726 case Color_cursor2:
727 xcol = pix_colors[Color_fg];
728 break;
729 #endif /* ! NO_CURSORCOLOR */
730 case Color_pointer_fg:
731 xcol = pix_colors[Color_fg];
732 break;
733 default:
734 xcol = pix_colors[Color_bg]; /* None */
735 break;
736 }
737 }
738 }
739
740 pix_colors[i] = xcol;
741 SET_PIXCOLOR (i);
742 }
743
744 #ifdef OFF_FOCUS_FADING
745 if (rs[Rs_fade])
746 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
747 pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
748 #endif
749
750 if (display->depth <= 2)
751 {
752 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
753 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
754 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
755 }
756
757 /*
758 * get scrollBar/menuBar shadow colors
759 *
760 * The calculations of topShadow/bottomShadow values are adapted
761 * from the fvwm window manager.
762 */
763 #ifdef KEEP_SCROLLCOLOR
764
765 if (display->depth <= 2)
766 {
767 /* Monochrome */
768 pix_colors[Color_scroll] = pix_colors[Color_fg];
769 pix_colors[Color_topShadow] = pix_colors[Color_bg];
770 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
771 }
772 else
773 {
774 rxvt_color xcol[2];
775 /* xcol[0] == white
776 * xcol[1] == top shadow
777 * xcol[2] == bot shadow */
778
779 xcol[1] = pix_colors[Color_scroll];
780 xcol[0].set (display, 65535, 65535, 65535);
781
782 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
783
784 xcol[0].get (display, pr0, pg0, pb0);
785 xcol[1].get (display, pr1, pg1, pb1);
786
787 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
788
789 /* topShadowColor */
790 if (!xcol[1].set (display,
791 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
792 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
793 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
794 xcol[1] = pix_colors[Color_White];
795
796 pix_colors[Color_topShadow] = xcol[1];
797 }
798 #endif /* KEEP_SCROLLCOLOR */
799 }
800
801 /*----------------------------------------------------------------------*/
802 /* color aliases, fg/bg bright-bold */
803 void
804 rxvt_term::color_aliases (int idx)
805 {
806 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
807 {
808 int i = atoi (rs[Rs_color + idx]);
809
810 if (i >= 8 && i <= 15)
811 { /* bright colors */
812 i -= 8;
813 #ifndef NO_BRIGHTCOLOR
814 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
815 return;
816 #endif
817 }
818
819 if (i >= 0 && i <= 7) /* normal colors */
820 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
821 }
822 }
823
824 /*----------------------------------------------------------------------*/
825 /*
826 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
827 * Use resource ``modifier'' to override the Meta modifier
828 */
829 void
830 rxvt_term::get_ourmods ()
831 {
832 int i, j, k;
833 int requestedmeta, realmeta, realalt;
834 const char *cm, *rsmod;
835 XModifierKeymap *map;
836 KeyCode *kc;
837 const unsigned int modmasks[] =
838 {
839 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
840 };
841
842 requestedmeta = realmeta = realalt = 0;
843 rsmod = rs[Rs_modifier];
844
845 if (rsmod
846 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
847 requestedmeta = rsmod[3] - '0';
848
849 map = XGetModifierMapping (display->display);
850 kc = map->modifiermap;
851
852 for (i = 1; i < 6; i++)
853 {
854 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
855
856 for (j = map->max_keypermod; j--; k++)
857 {
858 if (kc[k] == 0)
859 break;
860
861 switch (XKeycodeToKeysym (display->display, kc[k], 0))
862 {
863 case XK_Num_Lock:
864 ModNumLockMask = modmasks[i - 1];
865 continue;
866
867 case XK_ISO_Level3_Shift:
868 ModLevel3Mask = modmasks[i - 1];
869 continue;
870
871 case XK_Meta_L:
872 case XK_Meta_R:
873 cm = "meta";
874 realmeta = i;
875 break;
876
877 case XK_Alt_L:
878 case XK_Alt_R:
879 cm = "alt";
880 realalt = i;
881 break;
882
883 case XK_Super_L:
884 case XK_Super_R:
885 cm = "super";
886 break;
887
888 case XK_Hyper_L:
889 case XK_Hyper_R:
890 cm = "hyper";
891 break;
892
893 default:
894 continue;
895 }
896
897 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
898 requestedmeta = i;
899 }
900 }
901
902 XFreeModifiermap (map);
903
904 i = requestedmeta ? requestedmeta
905 : realmeta ? realmeta
906 : realalt ? realalt
907 : 0;
908
909 if (i)
910 ModMetaMask = modmasks[i - 1];
911 }
912
913 /*----------------------------------------------------------------------*/
914 /* rxvt_Create_Windows () - Open and map the window */
915 void
916 rxvt_term::create_windows (int argc, const char *const *argv)
917 {
918 XClassHint classHint;
919 XWMHints wmHint;
920 #if ENABLE_FRILLS
921 Atom prop = None;
922 MWMHints mwmhints;
923 #endif
924 XGCValues gcvalue;
925 long vt_emask;
926 XSetWindowAttributes attributes;
927 XWindowAttributes gattr;
928 Window top, parent;
929 dDisp;
930
931 #ifdef USING_W11LIB
932 /* enable W11 callbacks */
933 W11AddEventHandler (disp, rxvt_W11_process_x_event);
934 #endif
935
936 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
937 XInternAtoms (disp, (char **)xa_names, NUM_XA, False, xa);
938
939 if (OPTION (Opt_transparent))
940 {
941 XGetWindowAttributes (disp, RootWindow (disp, display->screen), &gattr);
942 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
943 }
944
945 #if ENABLE_FRILLS
946 if (OPTION (Opt_borderLess))
947 {
948 prop = XInternAtom(disp, "_MOTIF_WM_INFO", True);
949
950 if (prop == None)
951 {
952 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
953 #ifdef PREFER_24BIT
954 attributes.override_redirect = TRUE;
955 #endif
956 mwmhints.flags = 0;
957 }
958 else
959 {
960 mwmhints.flags = MWM_HINTS_DECORATIONS;
961 mwmhints.decorations = 0;
962 }
963 }
964 else
965 mwmhints.flags = 0;
966 #endif
967
968 /* grab colors before netscape does */
969 Get_Colours ();
970
971 if (!set_fonts ())
972 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
973
974 parent = DefaultRootWindow (disp);
975
976 #if ENABLE_XEMBED
977 if (rs[Rs_embed])
978 {
979 XWindowAttributes wattr;
980
981 parent = strtol (rs[Rs_embed], 0, 0);
982
983 if (!XGetWindowAttributes (disp, parent, &wattr))
984 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
985
986 window_calc (wattr.width, wattr.height);
987 }
988 #endif
989
990 window_calc (0, 0);
991
992 /* sub-window placement & size in rxvt_resize_subwindows () */
993 #ifdef PREFER_24BIT
994 attributes.background_pixel = pix_colors_focused[Color_border];
995 attributes.border_pixel = pix_colors_focused[Color_border];
996 attributes.colormap = display->cmap;
997 top = XCreateWindow (disp, parent,
998 szHint.x, szHint.y,
999 szHint.width, szHint.height,
1000 ext_bwidth,
1001 display->depth, InputOutput,
1002 display->visual,
1003 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1004 #else
1005 top = XCreateSimpleWindow (disp, parent,
1006 szHint.x, szHint.y,
1007 szHint.width, szHint.height,
1008 ext_bwidth,
1009 pix_colors_focused[Color_border],
1010 pix_colors_focused[Color_border]);
1011 #endif
1012
1013 this->parent[0] = top;
1014
1015 old_width = szHint.width;
1016 old_height = szHint.height;
1017
1018 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1019 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1020
1021 classHint.res_name = (char *)rs[Rs_name];
1022 classHint.res_class = (char *)RESCLASS;
1023
1024 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1025 wmHint.input = True;
1026 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
1027 wmHint.window_group = top;
1028
1029 XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc,
1030 &szHint, &wmHint, &classHint);
1031
1032 Atom protocols[] = {
1033 xa[XA_WM_DELETE_WINDOW],
1034 #if ENABLE_EWMH
1035 xa[XA_NET_WM_PING],
1036 #endif
1037 };
1038
1039 XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
1040
1041 #if ENABLE_EWMH
1042 long pid = getpid ();
1043
1044 XChangeProperty (disp, top,
1045 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1046 PropModeReplace, (unsigned char *)&pid, 1);
1047
1048 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1049 #endif
1050
1051 XSelectInput (disp, top,
1052 KeyPressMask
1053 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1054 | KeyReleaseMask
1055 #endif
1056 | FocusChangeMask | VisibilityChangeMask
1057 | ExposureMask | StructureNotifyMask);
1058
1059 termwin_ev.start (display, top);
1060
1061 #if ENABLE_FRILLS
1062 if (mwmhints.flags)
1063 XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
1064 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
1065 #endif
1066
1067 /* vt cursor: Black-on-White is standard, but this is more popular */
1068 TermWin_cursor = XCreateFontCursor (disp, XC_xterm);
1069
1070 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1071 /* cursor (menuBar/scrollBar): Black-on-White */
1072 leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr);
1073 #endif
1074
1075 /* the vt window */
1076 vt = XCreateSimpleWindow (disp, top,
1077 window_vt_x,
1078 window_vt_y,
1079 width,
1080 height,
1081 0,
1082 pix_colors_focused[Color_fg],
1083 pix_colors_focused[Color_bg]);
1084 #ifdef DEBUG_X
1085 XStoreName (disp, vt, "vt window");
1086 #endif
1087
1088 attributes.bit_gravity = NorthWestGravity;
1089 XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes);
1090
1091 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1092
1093 #ifdef POINTER_BLANK
1094 if (OPTION (Opt_pointerBlank))
1095 vt_emask |= PointerMotionMask;
1096 else
1097 #endif
1098 vt_emask |= Button1MotionMask | Button3MotionMask;
1099
1100 XSelectInput (disp, vt, vt_emask);
1101 vt_ev.start (display, vt);
1102
1103 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1104 if (menuBar_height ())
1105 {
1106 menuBar.win = XCreateSimpleWindow (disp, top,
1107 window_vt_x, 0,
1108 width,
1109 menuBar_TotalHeight (),
1110 0,
1111 pix_colors_focused[Color_fg],
1112 pix_colors_focused[Color_scroll]);
1113
1114 #ifdef DEBUG_X
1115 XStoreName (disp, menuBar.win, "menubar");
1116 #endif
1117
1118 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1119
1120 XDefineCursor (disp, menuBar.win,
1121 XCreateFontCursor (disp, XC_left_ptr));
1122
1123 XSelectInput (disp, menuBar.win,
1124 (ExposureMask | ButtonPressMask | ButtonReleaseMask | Button1MotionMask));
1125 menubar_ev.start (display, menuBar.win);
1126 }
1127 #endif
1128
1129 #ifdef XPM_BACKGROUND
1130 if (rs[Rs_backgroundPixmap] != NULL
1131 && ! OPTION (Opt_transparent))
1132 {
1133 const char *p = rs[Rs_backgroundPixmap];
1134
1135 if ((p = strchr (p, ';')) != NULL)
1136 {
1137 p++;
1138 scale_pixmap (p);
1139 }
1140
1141 set_bgPixmap (rs[Rs_backgroundPixmap]);
1142 scr_touch (true);
1143 }
1144 #endif
1145
1146 /* graphics context for the vt window */
1147 gcvalue.foreground = pix_colors[Color_fg];
1148 gcvalue.background = pix_colors[Color_bg];
1149 gcvalue.graphics_exposures = 1;
1150 gc = XCreateGC (disp, vt,
1151 GCForeground | GCBackground | GCGraphicsExposures,
1152 &gcvalue);
1153
1154 drawable = new rxvt_drawable (display, vt);
1155
1156 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1157 gcvalue.foreground = pix_colors[Color_topShadow];
1158 topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1159 gcvalue.foreground = pix_colors[Color_bottomShadow];
1160 botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1161 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1162 scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1163 #endif
1164
1165 #ifdef OFF_FOCUS_FADING
1166 // initially we are in unfocused state
1167 if (rs[Rs_fade])
1168 pix_colors = pix_colors_unfocused;
1169 #endif
1170
1171 pointer_unblank ();
1172 scr_recolour ();
1173
1174 #if ENABLE_XEMBED
1175 if (rs[Rs_embed])
1176 {
1177 long info[2] = { 0, XEMBED_MAPPED };
1178
1179 XChangeProperty (disp, parent, xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
1180 32, PropModeReplace, (unsigned char *)&info, 2);
1181 }
1182 #endif
1183 }
1184
1185 /* ------------------------------------------------------------------------- *
1186 * GET TTY CURRENT STATE *
1187 * ------------------------------------------------------------------------- */
1188 void
1189 rxvt_get_ttymode (ttymode_t *tio, int erase)
1190 {
1191 #ifdef HAVE_TERMIOS_H
1192 /*
1193 * standard System V termios interface
1194 */
1195 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1196 {
1197 // return error - use system defaults,
1198 // where possible, and zero elsewhere
1199 memset (tio, 0, sizeof (ttymode_t));
1200
1201 tio->c_cc[VINTR] = CINTR;
1202 tio->c_cc[VQUIT] = CQUIT;
1203 tio->c_cc[VERASE] = CERASE;
1204 #ifdef VERASE2
1205 tio->c_cc[VERASE2] = CERASE2;
1206 #endif
1207 tio->c_cc[VKILL] = CKILL;
1208 tio->c_cc[VSTART] = CSTART;
1209 tio->c_cc[VSTOP] = CSTOP;
1210 tio->c_cc[VSUSP] = CSUSP;
1211 # ifdef VDSUSP
1212 tio->c_cc[VDSUSP] = CDSUSP;
1213 # endif
1214 # ifdef VREPRINT
1215 tio->c_cc[VREPRINT] = CRPRNT;
1216 # endif
1217 # ifdef VDISCRD
1218 tio->c_cc[VDISCRD] = CFLUSH;
1219 # endif
1220 # ifdef VWERSE
1221 tio->c_cc[VWERSE] = CWERASE;
1222 # endif
1223 # ifdef VLNEXT
1224 tio->c_cc[VLNEXT] = CLNEXT;
1225 # endif
1226 }
1227
1228 tio->c_cc[VEOF] = CEOF;
1229 tio->c_cc[VEOL] = VDISABLE;
1230 # ifdef VEOL2
1231 tio->c_cc[VEOL2] = VDISABLE;
1232 # endif
1233 # ifdef VSWTC
1234 tio->c_cc[VSWTC] = VDISABLE;
1235 # endif
1236 # ifdef VSWTCH
1237 tio->c_cc[VSWTCH] = VDISABLE;
1238 # endif
1239 # if VMIN != VEOF
1240 tio->c_cc[VMIN] = 1;
1241 # endif
1242 # if VTIME != VEOL
1243 tio->c_cc[VTIME] = 0;
1244 # endif
1245
1246 if (erase != -1)
1247 tio->c_cc[VERASE] = (char)erase;
1248
1249 /* input modes */
1250 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1251 # ifdef IMAXBEL
1252 | IMAXBEL
1253 # endif
1254 | IXON);
1255
1256 /* output modes */
1257 tio->c_oflag = (OPOST | ONLCR);
1258
1259 /* control modes */
1260 tio->c_cflag = (CS8 | CREAD);
1261
1262 /* line discipline modes */
1263 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1264 # if defined (ECHOCTL) && defined (ECHOKE)
1265 | ECHOCTL | ECHOKE
1266 # endif
1267 | ECHOE | ECHOK);
1268 # else /* HAVE_TERMIOS_H */
1269
1270 /*
1271 * sgtty interface
1272 */
1273
1274 /* get parameters -- gtty */
1275 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1276 {
1277 tio->sg.sg_erase = CERASE; /* ^H */
1278 tio->sg.sg_kill = CKILL; /* ^U */
1279 }
1280
1281 if (erase != -1)
1282 tio->sg.sg_erase = (char)erase;
1283
1284 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1285
1286 /* get special characters */
1287 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1288 {
1289 tio->tc.t_intrc = CINTR; /* ^C */
1290 tio->tc.t_quitc = CQUIT; /* ^\ */
1291 tio->tc.t_startc = CSTART; /* ^Q */
1292 tio->tc.t_stopc = CSTOP; /* ^S */
1293 tio->tc.t_eofc = CEOF; /* ^D */
1294 tio->tc.t_brkc = -1;
1295 }
1296
1297 /* get local special chars */
1298 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1299 {
1300 tio->lc.t_suspc = CSUSP; /* ^Z */
1301 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1302 tio->lc.t_rprntc = CRPRNT; /* ^R */
1303 tio->lc.t_flushc = CFLUSH; /* ^O */
1304 tio->lc.t_werasc = CWERASE; /* ^W */
1305 tio->lc.t_lnextc = CLNEXT; /* ^V */
1306 }
1307 /* get line discipline */
1308 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1309 # ifdef NTTYDISC
1310 tio->line = NTTYDISC;
1311 # endif /* NTTYDISC */
1312
1313 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1314 #endif /* HAVE_TERMIOS_H */
1315
1316 /*
1317 * Debugging
1318 */
1319 #ifdef DEBUG_TTYMODE
1320 #ifdef HAVE_TERMIOS_H
1321 /* c_iflag bits */
1322 fprintf (stderr, "Input flags\n");
1323
1324 /* cpp token stringize doesn't work on all machines <sigh> */
1325 # define FOO(flag,name) \
1326 if ((tio->c_iflag) & flag) \
1327 fprintf (stderr, "%s ", name)
1328
1329 /* c_iflag bits */
1330 FOO (IGNBRK, "IGNBRK");
1331 FOO (BRKINT, "BRKINT");
1332 FOO (IGNPAR, "IGNPAR");
1333 FOO (PARMRK, "PARMRK");
1334 FOO (INPCK, "INPCK");
1335 FOO (ISTRIP, "ISTRIP");
1336 FOO (INLCR, "INLCR");
1337 FOO (IGNCR, "IGNCR");
1338 FOO (ICRNL, "ICRNL");
1339 FOO (IXON, "IXON");
1340 FOO (IXOFF, "IXOFF");
1341 # ifdef IUCLC
1342 FOO (IUCLC, "IUCLC");
1343 # endif
1344 # ifdef IXANY
1345 FOO (IXANY, "IXANY");
1346 # endif
1347 # ifdef IMAXBEL
1348 FOO (IMAXBEL, "IMAXBEL");
1349 # endif
1350
1351 fprintf (stderr, "\n");
1352
1353 # undef FOO
1354 # define FOO(entry, name) \
1355 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1356
1357 FOO (VINTR, "VINTR");
1358 FOO (VQUIT, "VQUIT");
1359 FOO (VERASE, "VERASE");
1360 FOO (VKILL, "VKILL");
1361 FOO (VEOF, "VEOF");
1362 FOO (VEOL, "VEOL");
1363 # ifdef VEOL2
1364 FOO (VEOL2, "VEOL2");
1365 # endif
1366 # ifdef VSWTC
1367 FOO (VSWTC, "VSWTC");
1368 # endif
1369 # ifdef VSWTCH
1370 FOO (VSWTCH, "VSWTCH");
1371 # endif
1372 FOO (VSTART, "VSTART");
1373 FOO (VSTOP, "VSTOP");
1374 FOO (VSUSP, "VSUSP");
1375 # ifdef VDSUSP
1376 FOO (VDSUSP, "VDSUSP");
1377 # endif
1378 # ifdef VREPRINT
1379 FOO (VREPRINT, "VREPRINT");
1380 # endif
1381 # ifdef VDISCRD
1382 FOO (VDISCRD, "VDISCRD");
1383 # endif
1384 # ifdef VWERSE
1385 FOO (VWERSE, "VWERSE");
1386 # endif
1387 # ifdef VLNEXT
1388 FOO (VLNEXT, "VLNEXT");
1389 # endif
1390
1391 fprintf (stderr, "\n");
1392 # undef FOO
1393 # endif /* HAVE_TERMIOS_H */
1394 #endif /* DEBUG_TTYMODE */
1395 }
1396
1397 /*----------------------------------------------------------------------*/
1398 /*
1399 * Run the command in a subprocess and return a file descriptor for the
1400 * master end of the pseudo-teletype pair with the command talking to
1401 * the slave.
1402 */
1403 void
1404 rxvt_term::run_command (const char *const *argv)
1405 {
1406 #if ENABLE_FRILLS
1407 if (rs[Rs_pty_fd])
1408 {
1409 pty.pty = atoi (rs[Rs_pty_fd]);
1410
1411 if (getfd_hook)
1412 pty.pty = (*getfd_hook) (pty.pty);
1413
1414 if (pty.pty < 0 || fcntl (pty.pty, F_SETFL, O_NONBLOCK))
1415 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1416 }
1417 else
1418 #endif
1419 if (!pty.get ())
1420 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1421
1422 pty.set_utf8_mode (enc_utf8);
1423
1424 /* set initial window size */
1425 tt_winch ();
1426
1427 int er;
1428
1429 #ifndef NO_BACKSPACE_KEY
1430 if (key_backspace[0] && !key_backspace[1])
1431 er = key_backspace[0];
1432 else if (strcmp (key_backspace, "DEC") == 0)
1433 er = '\177'; /* the initial state anyway */
1434 else
1435 #endif
1436 er = -1;
1437
1438 rxvt_get_ttymode (&tio, er);
1439
1440 #if ENABLE_FRILLS
1441 if (rs[Rs_pty_fd])
1442 return;
1443 #endif
1444
1445 #ifndef __QNX__
1446 /* spin off the command interpreter */
1447 switch (cmd_pid = fork ())
1448 {
1449 case -1:
1450 {
1451 cmd_pid = 0;
1452 rxvt_fatal ("can't fork, aborting.\n");
1453 }
1454 case 0:
1455 init_env ();
1456
1457 if (!pty.make_controlling_tty ())
1458 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1459 else
1460 {
1461 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1462 dup2 (pty.tty, STDIN_FILENO);
1463 dup2 (pty.tty, STDOUT_FILENO);
1464 dup2 (pty.tty, STDERR_FILENO);
1465
1466 // close all our file handles that we do no longer need
1467 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1468 {
1469 if ((*t)->pty.pty > 2) close ((*t)->pty.pty);
1470 if ((*t)->pty.tty > 2) close ((*t)->pty.tty);
1471 }
1472
1473 run_child (argv);
1474 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1475 }
1476
1477 _exit (EXIT_FAILURE);
1478
1479 default:
1480 {
1481 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1482 int fdstdin;
1483
1484 fdstdin = dup (STDIN_FILENO);
1485 dup2 (pty.tty, STDIN_FILENO);
1486 #endif
1487
1488 #ifdef UTMP_SUPPORT
1489 privileged_utmp (SAVE);
1490 #endif
1491
1492 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1493
1494 dup2 (fdstdin, STDIN_FILENO);
1495 close (fdstdin);
1496 #endif
1497 }
1498
1499 pty.close_tty (); /* keep STDERR_FILENO, pty.pty, display->fd () open */
1500 break;
1501 }
1502 #else /* __QNX__ uses qnxspawn () */
1503 fchmod (pty.tty, 0622);
1504 fcntl (pty.tty, F_SETFD, FD_CLOEXEC);
1505 fcntl (pty.pty, F_SETFD, FD_CLOEXEC);
1506
1507 if (run_child (argv) == -1)
1508 exit (EXIT_FAILURE);
1509 #endif
1510 }
1511
1512 /* ------------------------------------------------------------------------- *
1513 * CHILD PROCESS OPERATIONS *
1514 * ------------------------------------------------------------------------- */
1515 /*
1516 * The only open file descriptor is the slave tty - so no error messages.
1517 * returns are fatal
1518 */
1519 int
1520 rxvt_term::run_child (const char *const *argv)
1521 {
1522 char *login;
1523
1524 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1525
1526 if (OPTION (Opt_console))
1527 { /* be virtual console, fail silently */
1528 #ifdef TIOCCONS
1529 unsigned int on = 1;
1530
1531 ioctl (STDIN_FILENO, TIOCCONS, &on);
1532 #elif defined (SRIOCSREDIR)
1533 int fd;
1534
1535 fd = open (CONSOLE, O_WRONLY, 0);
1536 if (fd >= 0)
1537 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1538 close (fd);
1539 #endif /* SRIOCSREDIR */
1540 }
1541
1542 /* reset signals and spin off the command interpreter */
1543 signal (SIGINT, SIG_DFL);
1544 signal (SIGQUIT, SIG_DFL);
1545 signal (SIGCHLD, SIG_DFL);
1546 signal (SIGHUP, SIG_DFL);
1547 signal (SIGPIPE, SIG_DFL);
1548 /*
1549 * mimick login's behavior by disabling the job control signals
1550 * a shell that wants them can turn them back on
1551 */
1552 #ifdef SIGTSTP
1553 signal (SIGTSTP, SIG_IGN);
1554 signal (SIGTTIN, SIG_IGN);
1555 signal (SIGTTOU, SIG_IGN);
1556 #endif /* SIGTSTP */
1557
1558 // unblock signals (signals are blocked by iom.C
1559 sigset_t ss;
1560 sigemptyset (&ss);
1561 sigprocmask (SIG_SETMASK, &ss, 0);
1562
1563 #ifndef __QNX__
1564 /* command interpreter path */
1565 if (argv != NULL)
1566 {
1567 # ifdef DEBUG_CMD
1568 int i;
1569
1570 for (i = 0; argv[i]; i++)
1571 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1572 # endif
1573
1574 execvp (argv[0], (char *const *)argv);
1575 /* no error message: STDERR is closed! */
1576 }
1577 else
1578 {
1579 const char *argv0, *shell;
1580
1581 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1582 shell = "/bin/sh";
1583
1584 argv0 = (const char *)rxvt_r_basename (shell);
1585
1586 if (OPTION (Opt_loginShell))
1587 {
1588 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1589
1590 login[0] = '-';
1591 strcpy (&login[1], argv0);
1592 argv0 = login;
1593 }
1594 execlp (shell, argv0, NULL);
1595 /* no error message: STDERR is closed! */
1596 }
1597
1598 #else /* __QNX__ uses qnxspawn () */
1599
1600 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1601 char *command = NULL, fullcommand[_MAX_PATH];
1602 char **arg_v, *arg_a[2] = { NULL, NULL };
1603
1604 if (argv != NULL)
1605 {
1606 if (access (argv[0], X_OK) == -1)
1607 {
1608 if (strchr (argv[0], '/') == NULL)
1609 {
1610 searchenv (argv[0], "PATH", fullcommand);
1611
1612 if (fullcommand[0] != '\0')
1613 command = fullcommand;
1614 }
1615
1616 if (access (command, X_OK) == -1)
1617 return -1;
1618 }
1619 else
1620 command = argv[0];
1621
1622 arg_v = argv;
1623 }
1624 else
1625 {
1626 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1627 command = "/bin/sh";
1628
1629 arg_a[0] = my_basename (command);
1630
1631 if (OPTION (Opt_loginShell))
1632 {
1633 login = rxvt_malloc ((strlen (arg_a[0]) + 2) * sizeof (char));
1634
1635 login[0] = '-';
1636 strcpy (&login[1], arg_a[0]);
1637 arg_a[0] = login;
1638 }
1639
1640 arg_v = arg_a;
1641 }
1642
1643 iov_a[0] = iov_a[1] = iov_a[2] = pty.tty;
1644 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1645 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1646 command, arg_v, environ, iov_a, 0);
1647 if (login)
1648 free (login);
1649
1650 pty.close_tty ();
1651 return pty.pty;
1652 #endif
1653
1654 return -1;
1655 }
1656
1657 /*----------------------- end-of-file (C source) -----------------------*/