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Revision: 1.139
Committed: Wed Jan 11 03:13:26 2006 UTC (18 years, 4 months ago) by root
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Branch: MAIN
Changes since 1.138: +2 -1 lines
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# Content
1 /*--------------------------------*-C-*---------------------------------*
2 * File: init.C
3 *----------------------------------------------------------------------*
4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version
8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 * - extensive modifications
10 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
11 * - extensive modifications
12 * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com>
13 * - QNX support
14 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 *---------------------------------------------------------------------*/
30 /*
31 * Initialisation routines.
32 */
33
34 #include "../config.h" /* NECESSARY */
35 #include "rxvt.h" /* NECESSARY */
36 #include "rxvtutil.h"
37 #include "init.h"
38
39 #include <limits>
40
41 #include <csignal>
42
43 const char *const def_colorName[] =
44 {
45 COLOR_FOREGROUND,
46 COLOR_BACKGROUND,
47 /* low-intensity colors */
48 "Black", /* 0: black (#000000) */
49 "Red3", /* 1: red (#CD0000) */
50 "Green3", /* 2: green (#00CD00) */
51 "Yellow3", /* 3: yellow (#CDCD00) */
52 "Blue3", /* 4: blue (#0000CD) */
53 "Magenta3", /* 5: magenta (#CD00CD) */
54 "Cyan3", /* 6: cyan (#00CDCD) */
55 # ifdef XTERM_COLORS
56 "Grey90", /* 7: white (#E5E5E5) */
57 # else
58 "AntiqueWhite", /* 7: white (#FAEBD7) */
59 # endif
60 /* high-intensity colors */
61 # ifdef XTERM_COLORS
62 "Grey30", /* 8: bright black (#4D4D4D) */
63 # else
64 "Grey25", /* 8: bright black (#404040) */
65 # endif
66 "Red", /* 1/9: bright red (#FF0000) */
67 "Green", /* 2/10: bright green (#00FF00) */
68 "Yellow", /* 3/11: bright yellow (#FFFF00) */
69 "Blue", /* 4/12: bright blue (#0000FF) */
70 "Magenta", /* 5/13: bright magenta (#FF00FF) */
71 "Cyan", /* 6/14: bright cyan (#00FFFF) */
72 "White", /* 7/15: bright white (#FFFFFF) */
73
74 // 88 xterm colours
75 "rgb:00/00/00",
76 "rgb:00/00/8b",
77 "rgb:00/00/cd",
78 "rgb:00/00/ff",
79 "rgb:00/8b/00",
80 "rgb:00/8b/8b",
81 "rgb:00/8b/cd",
82 "rgb:00/8b/ff",
83 "rgb:00/cd/00",
84 "rgb:00/cd/8b",
85 "rgb:00/cd/cd",
86 "rgb:00/cd/ff",
87 "rgb:00/ff/00",
88 "rgb:00/ff/8b",
89 "rgb:00/ff/cd",
90 "rgb:00/ff/ff",
91 "rgb:8b/00/00",
92 "rgb:8b/00/8b",
93 "rgb:8b/00/cd",
94 "rgb:8b/00/ff",
95 "rgb:8b/8b/00",
96 "rgb:8b/8b/8b",
97 "rgb:8b/8b/cd",
98 "rgb:8b/8b/ff",
99 "rgb:8b/cd/00",
100 "rgb:8b/cd/8b",
101 "rgb:8b/cd/cd",
102 "rgb:8b/cd/ff",
103 "rgb:8b/ff/00",
104 "rgb:8b/ff/8b",
105 "rgb:8b/ff/cd",
106 "rgb:8b/ff/ff",
107 "rgb:cd/00/00",
108 "rgb:cd/00/8b",
109 "rgb:cd/00/cd",
110 "rgb:cd/00/ff",
111 "rgb:cd/8b/00",
112 "rgb:cd/8b/8b",
113 "rgb:cd/8b/cd",
114 "rgb:cd/8b/ff",
115 "rgb:cd/cd/00",
116 "rgb:cd/cd/8b",
117 "rgb:cd/cd/cd",
118 "rgb:cd/cd/ff",
119 "rgb:cd/ff/00",
120 "rgb:cd/ff/8b",
121 "rgb:cd/ff/cd",
122 "rgb:cd/ff/ff",
123 "rgb:ff/00/00",
124 "rgb:ff/00/8b",
125 "rgb:ff/00/cd",
126 "rgb:ff/00/ff",
127 "rgb:ff/8b/00",
128 "rgb:ff/8b/8b",
129 "rgb:ff/8b/cd",
130 "rgb:ff/8b/ff",
131 "rgb:ff/cd/00",
132 "rgb:ff/cd/8b",
133 "rgb:ff/cd/cd",
134 "rgb:ff/cd/ff",
135 "rgb:ff/ff/00",
136 "rgb:ff/ff/8b",
137 "rgb:ff/ff/cd",
138 "rgb:ff/ff/ff",
139 "rgb:2e/2e/2e",
140 "rgb:5c/5c/5c",
141 "rgb:73/73/73",
142 "rgb:8b/8b/8b",
143 "rgb:a2/a2/a2",
144 "rgb:b9/b9/b9",
145 "rgb:d0/d0/d0",
146 "rgb:e7/e7/e7",
147
148 #ifndef NO_CURSORCOLOR
149 COLOR_CURSOR_BACKGROUND,
150 COLOR_CURSOR_FOREGROUND,
151 #endif /* ! NO_CURSORCOLOR */
152 NULL, /* Color_pointer_fg */
153 NULL, /* Color_pointer_bg */
154 NULL, /* Color_border */
155 #ifndef NO_BOLD_UNDERLINE_REVERSE
156 NULL, /* Color_BD */
157 NULL, /* Color_IT */
158 NULL, /* Color_UL */
159 NULL, /* Color_RV */
160 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
161 #if ENABLE_FRILLS
162 NULL, // Color_underline
163 #endif
164 #ifdef OPTION_HC
165 NULL,
166 #endif
167 #ifdef KEEP_SCROLLCOLOR
168 COLOR_SCROLLBAR,
169 COLOR_SCROLLTROUGH,
170 #endif /* KEEP_SCROLLCOLOR */
171 #if TINTING
172 NULL,
173 #endif
174 #if OFF_FOCUS_FADING
175 "black",
176 #endif
177 };
178
179 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 {
345 TEMP_ENV;
346
347 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
348 rs[Rs_display_name] = ":0";
349
350 get_options (r_argc, r_argv);
351
352 if (!(display = displays.get (rs[Rs_display_name])))
353 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
354
355 extract_resources ();
356 }
357
358 free (r_argv);
359
360 /*
361 * set any defaults not already set
362 */
363 if (cmd_argv && cmd_argv[0])
364 {
365 if (!rs[Rs_title])
366 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
367 if (!rs[Rs_iconName])
368 rs[Rs_iconName] = rs[Rs_title];
369 }
370 else
371 {
372 if (!rs[Rs_title])
373 rs[Rs_title] = rs[Rs_name];
374 if (!rs[Rs_iconName])
375 rs[Rs_iconName] = rs[Rs_name];
376 }
377
378 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
379 saveLines = min (i, MAX_SAVELINES);
380
381 #if ENABLE_FRILLS
382 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
383 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
384
385 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
386 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
387
388 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
389 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
390 #endif
391
392 #ifdef POINTER_BLANK
393 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
394 pointerBlankDelay = i;
395 else
396 pointerBlankDelay = 2;
397 #endif
398
399 /* no point having a scrollbar without having any scrollback! */
400 if (!saveLines)
401 set_option (Opt_scrollBar, 0);
402
403 #ifdef PRINTPIPE
404 if (!rs[Rs_print_pipe])
405 rs[Rs_print_pipe] = PRINTPIPE;
406 #endif
407
408 if (!rs[Rs_cutchars])
409 rs[Rs_cutchars] = CUTCHARS;
410
411 #ifndef NO_BACKSPACE_KEY
412 if (!rs[Rs_backspace_key])
413 # ifdef DEFAULT_BACKSPACE
414 key_backspace = DEFAULT_BACKSPACE;
415 # else
416 key_backspace = "DEC"; /* can toggle between \010 or \177 */
417 # endif
418 else
419 {
420 val = strdup (rs[Rs_backspace_key]);
421 rxvt_Str_trim (val);
422 rxvt_Str_escaped (val);
423 key_backspace = val;
424 }
425 #endif
426
427 #ifndef NO_DELETE_KEY
428 if (!rs[Rs_delete_key])
429 # ifdef DEFAULT_DELETE
430 key_delete = DEFAULT_DELETE;
431 # else
432 key_delete = "\033[3~";
433 # endif
434 else
435 {
436 val = strdup (rs[Rs_delete_key]);
437 rxvt_Str_trim (val);
438 rxvt_Str_escaped (val);
439 key_delete = val;
440 }
441 #endif
442 if (rs[Rs_answerbackstring])
443 {
444 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
445 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
446 }
447
448 #ifdef HAVE_SCROLLBARS
449 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
450 #endif
451
452 #ifdef XTERM_REVERSE_VIDEO
453 /* this is how xterm implements reverseVideo */
454 if (OPTION (Opt_reverseVideo))
455 {
456 if (!rs[Rs_color + Color_fg])
457 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
458 if (!rs[Rs_color + Color_bg])
459 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
460 }
461 #endif
462
463 for (i = 0; i < NRS_COLORS; i++)
464 if (!rs[Rs_color + i])
465 rs[Rs_color + i] = def_colorName[i];
466
467 #ifndef XTERM_REVERSE_VIDEO
468 /* this is how we implement reverseVideo */
469 if (OPTION (Opt_reverseVideo))
470 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
471 #endif
472
473 /* convenient aliases for setting fg/bg to colors */
474 color_aliases (Color_fg);
475 color_aliases (Color_bg);
476 #ifndef NO_CURSORCOLOR
477 color_aliases (Color_cursor);
478 color_aliases (Color_cursor2);
479 #endif /* NO_CURSORCOLOR */
480 color_aliases (Color_pointer_fg);
481 color_aliases (Color_pointer_bg);
482 color_aliases (Color_border);
483 #ifndef NO_BOLD_UNDERLINE_REVERSE
484 color_aliases (Color_BD);
485 color_aliases (Color_UL);
486 color_aliases (Color_RV);
487 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
488
489 if (!rs[Rs_color + Color_border])
490 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
491
492 return cmd_argv;
493 }
494
495 /*----------------------------------------------------------------------*/
496 void
497 rxvt_term::init_env ()
498 {
499 int i;
500 unsigned int u;
501 char *val;
502
503 #ifdef DISPLAY_IS_IP
504 /* Fixup display_name for export over pty to any interested terminal
505 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
506 * (for the first non-loopback interface) that we get from
507 * rxvt_network_display (). This is more "name-resolution-portable", if you
508 * will, and probably allows for faster x-client startup if your name
509 * server is beyond a slow link or overloaded at client startup. Of
510 * course that only helps the shell's child processes, not us.
511 *
512 * Giving out the display_name also affords a potential security hole
513 */
514 val = rxvt_network_display (rs[Rs_display_name]);
515 rs[Rs_display_name] = (const char *)val;
516
517 if (val == NULL)
518 #endif /* DISPLAY_IS_IP */
519 val = XDisplayString (display->display);
520
521 if (rs[Rs_display_name] == NULL)
522 rs[Rs_display_name] = val; /* use broken `:0' value */
523
524 i = strlen (val);
525 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
526
527 sprintf (env_display, "DISPLAY=%s", val);
528
529 /* avoiding the math library:
530 * i = (int) (ceil (log10 ((unsigned int)parent[0]))) */
531 for (i = 0, u = (unsigned int)parent[0]; u; u /= 10, i++)
532 ;
533 max_it (i, 1);
534 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
535
536 sprintf (env_windowid, "WINDOWID=%u",
537 (unsigned int)parent[0]);
538
539 /* add entries to the environment:
540 * @ DISPLAY: in case we started with -display
541 * @ WINDOWID: X window id number of the window
542 * @ COLORTERM: terminal sub-name and also indicates its color
543 * @ TERM: terminal name
544 * @ TERMINFO: path to terminfo directory
545 * @ COLORFGBG: fg;bg color codes
546 */
547 putenv (env_display);
548 putenv (env_windowid);
549 if (env_colorfgbg)
550 putenv (env_colorfgbg);
551
552 #ifdef RXVT_TERMINFO
553 putenv ("TERMINFO=" RXVT_TERMINFO);
554 #endif
555
556 if (display->depth <= 2)
557 putenv ("COLORTERM=" COLORTERMENV "-mono");
558 else
559 putenv ("COLORTERM=" COLORTERMENVFULL);
560
561 if (rs[Rs_term_name] != NULL)
562 {
563 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
564 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
565 putenv (env_term);
566 }
567 else
568 putenv ("TERM=" TERMENV);
569
570 #ifdef HAVE_UNSETENV
571 /* avoid passing old settings and confusing term size */
572 unsetenv ("LINES");
573 unsetenv ("COLUMNS");
574 unsetenv ("TERMCAP"); /* terminfo should be okay */
575 #endif /* HAVE_UNSETENV */
576 }
577
578 /*----------------------------------------------------------------------*/
579 /*
580 * This is more or less stolen straight from XFree86 xterm.
581 * This should support all European type languages.
582 */
583 void
584 rxvt_term::set_locale (const char *locale)
585 {
586 TEMP_ENV;
587
588 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
589 free (this->locale);
590 this->locale = setlocale (LC_CTYPE, locale);
591
592 if (!this->locale)
593 {
594 if (*locale)
595 {
596 rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale);
597 setlocale (LC_CTYPE, "C");
598 }
599 else
600 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
601
602 this->locale = "C";
603 }
604
605
606 this->locale = rxvt_strdup (this->locale);
607 SET_LOCALE (this->locale);
608 mbstate.reset ();
609 #endif
610
611 #if HAVE_NL_LANGINFO
612 char *codeset = strdup (nl_langinfo (CODESET));
613 // /^UTF.?8/i
614 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
615 && (codeset[1] == 'T' || codeset[1] == 't')
616 && (codeset[2] == 'F' || codeset[2] == 'f')
617 && (codeset[3] == '8' || codeset[4] == '8');
618 free (codeset);
619 #else
620 enc_utf8 = 0;
621 #endif
622 }
623
624 void
625 rxvt_term::init_xlocale ()
626 {
627 TEMP_ENV;
628
629 #ifdef USE_XIM
630 if (!locale)
631 rxvt_warn ("setting locale failed, working without locale support.\n");
632 else
633 {
634 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
635
636 if (!XSupportsLocale ())
637 {
638 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
639 return;
640 }
641
642 im_ev.start (display);
643
644 /* see if we can connect already */
645 im_cb ();
646 }
647 #endif
648 }
649
650 /*----------------------------------------------------------------------*/
651 void
652 rxvt_term::init_command (const char *const *argv)
653 {
654 /*
655 * Initialize the command connection.
656 * This should be called after the X server connection is established.
657 */
658
659 #ifdef META8_OPTION
660 meta_char = OPTION (Opt_meta8) ? 0x80 : C0_ESC;
661 #endif
662
663 get_ourmods ();
664
665 if (!OPTION (Opt_scrollTtyOutput))
666 priv_modes |= PrivMode_TtyOutputInh;
667 if (OPTION (Opt_scrollTtyKeypress))
668 priv_modes |= PrivMode_Keypress;
669 if (!OPTION (Opt_jumpScroll))
670 priv_modes |= PrivMode_smoothScroll;
671
672 #ifndef NO_BACKSPACE_KEY
673 if (strcmp (key_backspace, "DEC") == 0)
674 priv_modes |= PrivMode_HaveBackSpace;
675 #endif
676
677 /* add value for scrollBar */
678 if (scrollbar_visible ())
679 {
680 priv_modes |= PrivMode_scrollBar;
681 SavedModes |= PrivMode_scrollBar;
682 }
683
684 if (menubar_visible ())
685 {
686 priv_modes |= PrivMode_menuBar;
687 SavedModes |= PrivMode_menuBar;
688 }
689
690 run_command (argv);
691 }
692
693 /*----------------------------------------------------------------------*/
694 void
695 rxvt_term::Get_Colours ()
696 {
697 int i;
698
699 #ifdef OFF_FOCUS_FADING
700 pix_colors = pix_colors_focused;
701 #endif
702
703 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
704 {
705 rxvt_color xcol;
706
707 if (!rs[Rs_color + i])
708 continue;
709
710 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
711 {
712 #ifndef XTERM_REVERSE_VIDEO
713 if (i < 2 && OPTION (Opt_reverseVideo))
714 rs[Rs_color + i] = def_colorName[!i];
715 else
716 #endif
717 rs[Rs_color + i] = def_colorName[i];
718
719 if (!rs[Rs_color + i])
720 continue;
721
722 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
723 {
724 switch (i)
725 {
726 case Color_fg:
727 case Color_bg:
728 /* fatal: need bg/fg color */
729 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
730 /* NOTREACHED */
731 break;
732 #ifndef NO_CURSORCOLOR
733 case Color_cursor2:
734 xcol = pix_colors[Color_fg];
735 break;
736 #endif /* ! NO_CURSORCOLOR */
737 case Color_pointer_fg:
738 xcol = pix_colors[Color_fg];
739 break;
740 default:
741 xcol = pix_colors[Color_bg]; /* None */
742 break;
743 }
744 }
745 }
746
747 pix_colors[i] = xcol;
748 SET_PIXCOLOR (i);
749 }
750
751 #ifdef OFF_FOCUS_FADING
752 if (rs[Rs_fade])
753 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
754 pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
755 #endif
756
757 if (display->depth <= 2)
758 {
759 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
760 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
761 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
762 }
763
764 /*
765 * get scrollBar/menuBar shadow colors
766 *
767 * The calculations of topShadow/bottomShadow values are adapted
768 * from the fvwm window manager.
769 */
770 #ifdef KEEP_SCROLLCOLOR
771
772 if (display->depth <= 2)
773 {
774 /* Monochrome */
775 pix_colors[Color_scroll] = pix_colors[Color_fg];
776 pix_colors[Color_topShadow] = pix_colors[Color_bg];
777 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
778 }
779 else
780 {
781 rxvt_color xcol[2];
782 /* xcol[0] == white
783 * xcol[1] == top shadow
784 * xcol[2] == bot shadow */
785
786 xcol[1] = pix_colors[Color_scroll];
787 xcol[0].set (display, 65535, 65535, 65535);
788
789 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
790
791 xcol[0].get (display, pr0, pg0, pb0);
792 xcol[1].get (display, pr1, pg1, pb1);
793
794 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
795
796 /* topShadowColor */
797 if (!xcol[1].set (display,
798 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
799 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
800 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
801 xcol[1] = pix_colors[Color_White];
802
803 pix_colors[Color_topShadow] = xcol[1];
804 }
805 #endif /* KEEP_SCROLLCOLOR */
806 }
807
808 /*----------------------------------------------------------------------*/
809 /* color aliases, fg/bg bright-bold */
810 void
811 rxvt_term::color_aliases (int idx)
812 {
813 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
814 {
815 int i = atoi (rs[Rs_color + idx]);
816
817 if (i >= 8 && i <= 15)
818 { /* bright colors */
819 i -= 8;
820 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
821 return;
822 }
823
824 if (i >= 0 && i <= 7) /* normal colors */
825 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
826 }
827 }
828
829 /*----------------------------------------------------------------------*/
830 /*
831 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
832 * Use resource ``modifier'' to override the Meta modifier
833 */
834 void
835 rxvt_term::get_ourmods ()
836 {
837 int i, j, k;
838 int requestedmeta, realmeta, realalt;
839 const char *cm, *rsmod;
840 XModifierKeymap *map;
841 KeyCode *kc;
842 const unsigned int modmasks[] =
843 {
844 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
845 };
846
847 requestedmeta = realmeta = realalt = 0;
848 rsmod = rs[Rs_modifier];
849
850 if (rsmod
851 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
852 requestedmeta = rsmod[3] - '0';
853
854 map = XGetModifierMapping (display->display);
855 kc = map->modifiermap;
856
857 for (i = 1; i < 6; i++)
858 {
859 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
860
861 for (j = map->max_keypermod; j--; k++)
862 {
863 if (kc[k] == 0)
864 break;
865
866 switch (XKeycodeToKeysym (display->display, kc[k], 0))
867 {
868 case XK_Num_Lock:
869 ModNumLockMask = modmasks[i - 1];
870 continue;
871
872 case XK_ISO_Level3_Shift:
873 ModLevel3Mask = modmasks[i - 1];
874 continue;
875
876 case XK_Meta_L:
877 case XK_Meta_R:
878 cm = "meta";
879 realmeta = i;
880 break;
881
882 case XK_Alt_L:
883 case XK_Alt_R:
884 cm = "alt";
885 realalt = i;
886 break;
887
888 case XK_Super_L:
889 case XK_Super_R:
890 cm = "super";
891 break;
892
893 case XK_Hyper_L:
894 case XK_Hyper_R:
895 cm = "hyper";
896 break;
897
898 default:
899 continue;
900 }
901
902 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
903 requestedmeta = i;
904 }
905 }
906
907 XFreeModifiermap (map);
908
909 i = requestedmeta ? requestedmeta
910 : realmeta ? realmeta
911 : realalt ? realalt
912 : 0;
913
914 if (i)
915 ModMetaMask = modmasks[i - 1];
916 }
917
918 /*----------------------------------------------------------------------*/
919 /* rxvt_Create_Windows () - Open and map the window */
920 void
921 rxvt_term::create_windows (int argc, const char *const *argv)
922 {
923 XClassHint classHint;
924 XWMHints wmHint;
925 #if ENABLE_FRILLS
926 Atom prop = None;
927 MWMHints mwmhints;
928 #endif
929 XGCValues gcvalue;
930 long vt_emask;
931 XSetWindowAttributes attributes;
932 XWindowAttributes gattr;
933 Window top, parent;
934 dDisp;
935
936 #ifdef USING_W11LIB
937 /* enable W11 callbacks */
938 W11AddEventHandler (disp, rxvt_W11_process_x_event);
939 #endif
940
941 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
942 XInternAtoms (disp, (char **)xa_names, NUM_XA, False, xa);
943
944 if (OPTION (Opt_transparent))
945 {
946 XGetWindowAttributes (disp, RootWindow (disp, display->screen), &gattr);
947 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
948 }
949
950 #if ENABLE_FRILLS
951 if (OPTION (Opt_borderLess))
952 {
953 prop = XInternAtom(disp, "_MOTIF_WM_INFO", True);
954
955 if (prop == None)
956 {
957 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
958 #ifdef PREFER_24BIT
959 attributes.override_redirect = TRUE;
960 #endif
961 mwmhints.flags = 0;
962 }
963 else
964 {
965 mwmhints.flags = MWM_HINTS_DECORATIONS;
966 mwmhints.decorations = 0;
967 }
968 }
969 else
970 mwmhints.flags = 0;
971 #endif
972
973 /* grab colors before netscape does */
974 Get_Colours ();
975
976 if (!set_fonts ())
977 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
978
979 parent = DefaultRootWindow (disp);
980
981 #if ENABLE_XEMBED
982 if (rs[Rs_embed])
983 {
984 XWindowAttributes wattr;
985
986 parent = strtol (rs[Rs_embed], 0, 0);
987
988 if (!XGetWindowAttributes (disp, parent, &wattr))
989 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
990
991 window_calc (wattr.width, wattr.height);
992 }
993 #endif
994
995 window_calc (0, 0);
996
997 /* sub-window placement & size in rxvt_resize_subwindows () */
998 #ifdef PREFER_24BIT
999 attributes.background_pixel = pix_colors_focused[Color_border];
1000 attributes.border_pixel = pix_colors_focused[Color_border];
1001 attributes.colormap = display->cmap;
1002 top = XCreateWindow (disp, parent,
1003 szHint.x, szHint.y,
1004 szHint.width, szHint.height,
1005 ext_bwidth,
1006 display->depth, InputOutput,
1007 display->visual,
1008 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1009 #else
1010 top = XCreateSimpleWindow (disp, parent,
1011 szHint.x, szHint.y,
1012 szHint.width, szHint.height,
1013 ext_bwidth,
1014 pix_colors_focused[Color_border],
1015 pix_colors_focused[Color_border]);
1016 #endif
1017
1018 this->parent[0] = top;
1019
1020 old_width = szHint.width;
1021 old_height = szHint.height;
1022
1023 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1024 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1025
1026 classHint.res_name = (char *)rs[Rs_name];
1027 classHint.res_class = (char *)RESCLASS;
1028
1029 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1030 wmHint.input = True;
1031 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
1032 wmHint.window_group = top;
1033
1034 XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc,
1035 &szHint, &wmHint, &classHint);
1036
1037 Atom protocols[] = {
1038 xa[XA_WM_DELETE_WINDOW],
1039 #if ENABLE_EWMH
1040 xa[XA_NET_WM_PING],
1041 #endif
1042 };
1043
1044 XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
1045
1046 #if ENABLE_FRILLS
1047 if (rs[Rs_transient_for])
1048 XSetTransientForHint (disp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
1049 #endif
1050
1051 #if ENABLE_EWMH
1052 long pid = getpid ();
1053
1054 XChangeProperty (disp, top,
1055 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1056 PropModeReplace, (unsigned char *)&pid, 1);
1057
1058 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1059 #endif
1060
1061 XSelectInput (disp, top,
1062 KeyPressMask
1063 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1064 | KeyReleaseMask
1065 #endif
1066 | FocusChangeMask | VisibilityChangeMask
1067 | ExposureMask | StructureNotifyMask);
1068
1069 termwin_ev.start (display, top);
1070
1071 #if ENABLE_FRILLS
1072 if (mwmhints.flags)
1073 XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
1074 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
1075 #endif
1076
1077 /* vt cursor: Black-on-White is standard, but this is more popular */
1078 TermWin_cursor = XCreateFontCursor (disp, XC_xterm);
1079
1080 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1081 /* cursor (menuBar/scrollBar): Black-on-White */
1082 leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr);
1083 #endif
1084
1085 /* the vt window */
1086 vt = XCreateSimpleWindow (disp, top,
1087 window_vt_x,
1088 window_vt_y,
1089 width,
1090 height,
1091 0,
1092 pix_colors_focused[Color_fg],
1093 pix_colors_focused[Color_bg]);
1094 #ifdef DEBUG_X
1095 XStoreName (disp, vt, "vt window");
1096 #endif
1097
1098 attributes.bit_gravity = NorthWestGravity;
1099 XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes);
1100
1101 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1102
1103 if (OPTION (Opt_pointerBlank)
1104 #ifdef ENABLE_PERL
1105 || perl.self
1106 #endif
1107 )
1108 vt_emask |= PointerMotionMask;
1109 else
1110 vt_emask |= Button1MotionMask | Button3MotionMask;
1111
1112 XSelectInput (disp, vt, vt_emask);
1113 vt_ev.start (display, vt);
1114
1115 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1116 if (menuBar_height ())
1117 {
1118 menuBar.win = XCreateSimpleWindow (disp, top,
1119 window_vt_x, 0,
1120 width,
1121 menuBar_TotalHeight (),
1122 0,
1123 pix_colors_focused[Color_fg],
1124 pix_colors_focused[Color_scroll]);
1125
1126 #ifdef DEBUG_X
1127 XStoreName (disp, menuBar.win, "menubar");
1128 #endif
1129
1130 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1131
1132 XDefineCursor (disp, menuBar.win,
1133 XCreateFontCursor (disp, XC_left_ptr));
1134
1135 XSelectInput (disp, menuBar.win,
1136 (ExposureMask | ButtonPressMask | ButtonReleaseMask | Button1MotionMask));
1137 menubar_ev.start (display, menuBar.win);
1138 }
1139 #endif
1140
1141 #ifdef XPM_BACKGROUND
1142 if (rs[Rs_backgroundPixmap] != NULL
1143 && ! OPTION (Opt_transparent))
1144 {
1145 const char *p = rs[Rs_backgroundPixmap];
1146
1147 if ((p = strchr (p, ';')) != NULL)
1148 {
1149 p++;
1150 scale_pixmap (p);
1151 }
1152
1153 set_bgPixmap (rs[Rs_backgroundPixmap]);
1154 scr_touch (true);
1155 }
1156 #endif
1157
1158 /* graphics context for the vt window */
1159 gcvalue.foreground = pix_colors[Color_fg];
1160 gcvalue.background = pix_colors[Color_bg];
1161 gcvalue.graphics_exposures = 1;
1162 gc = XCreateGC (disp, vt,
1163 GCForeground | GCBackground | GCGraphicsExposures,
1164 &gcvalue);
1165
1166 drawable = new rxvt_drawable (display, vt);
1167
1168 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1169 gcvalue.foreground = pix_colors[Color_topShadow];
1170 topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1171 gcvalue.foreground = pix_colors[Color_bottomShadow];
1172 botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1173 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1174 scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1175 #endif
1176
1177 #ifdef OFF_FOCUS_FADING
1178 // initially we are in unfocused state
1179 if (rs[Rs_fade])
1180 pix_colors = pix_colors_unfocused;
1181 #endif
1182
1183 pointer_unblank ();
1184 scr_recolour ();
1185
1186 #if ENABLE_XEMBED
1187 if (rs[Rs_embed])
1188 {
1189 long info[2] = { 0, XEMBED_MAPPED };
1190
1191 XChangeProperty (disp, parent, xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
1192 32, PropModeReplace, (unsigned char *)&info, 2);
1193 }
1194 #endif
1195 }
1196
1197 /* ------------------------------------------------------------------------- *
1198 * GET TTY CURRENT STATE *
1199 * ------------------------------------------------------------------------- */
1200 void
1201 rxvt_get_ttymode (ttymode_t *tio, int erase)
1202 {
1203 #ifdef HAVE_TERMIOS_H
1204 /*
1205 * standard System V termios interface
1206 */
1207 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1208 {
1209 // return error - use system defaults,
1210 // where possible, and zero elsewhere
1211 memset (tio, 0, sizeof (ttymode_t));
1212
1213 tio->c_cc[VINTR] = CINTR;
1214 tio->c_cc[VQUIT] = CQUIT;
1215 tio->c_cc[VERASE] = CERASE;
1216 #ifdef VERASE2
1217 tio->c_cc[VERASE2] = CERASE2;
1218 #endif
1219 tio->c_cc[VKILL] = CKILL;
1220 tio->c_cc[VSTART] = CSTART;
1221 tio->c_cc[VSTOP] = CSTOP;
1222 tio->c_cc[VSUSP] = CSUSP;
1223 # ifdef VDSUSP
1224 tio->c_cc[VDSUSP] = CDSUSP;
1225 # endif
1226 # ifdef VREPRINT
1227 tio->c_cc[VREPRINT] = CRPRNT;
1228 # endif
1229 # ifdef VDISCRD
1230 tio->c_cc[VDISCRD] = CFLUSH;
1231 # endif
1232 # ifdef VWERSE
1233 tio->c_cc[VWERSE] = CWERASE;
1234 # endif
1235 # ifdef VLNEXT
1236 tio->c_cc[VLNEXT] = CLNEXT;
1237 # endif
1238 }
1239
1240 tio->c_cc[VEOF] = CEOF;
1241 tio->c_cc[VEOL] = VDISABLE;
1242 # ifdef VEOL2
1243 tio->c_cc[VEOL2] = VDISABLE;
1244 # endif
1245 # ifdef VSWTC
1246 tio->c_cc[VSWTC] = VDISABLE;
1247 # endif
1248 # ifdef VSWTCH
1249 tio->c_cc[VSWTCH] = VDISABLE;
1250 # endif
1251 # if VMIN != VEOF
1252 tio->c_cc[VMIN] = 1;
1253 # endif
1254 # if VTIME != VEOL
1255 tio->c_cc[VTIME] = 0;
1256 # endif
1257
1258 if (erase != -1)
1259 tio->c_cc[VERASE] = (char)erase;
1260
1261 /* input modes */
1262 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1263 # ifdef IMAXBEL
1264 | IMAXBEL
1265 # endif
1266 | IXON);
1267
1268 /* output modes */
1269 tio->c_oflag = (OPOST | ONLCR);
1270
1271 /* control modes */
1272 tio->c_cflag = (CS8 | CREAD);
1273
1274 /* line discipline modes */
1275 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1276 # if defined (ECHOCTL) && defined (ECHOKE)
1277 | ECHOCTL | ECHOKE
1278 # endif
1279 | ECHOE | ECHOK);
1280 # else /* HAVE_TERMIOS_H */
1281
1282 /*
1283 * sgtty interface
1284 */
1285
1286 /* get parameters -- gtty */
1287 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1288 {
1289 tio->sg.sg_erase = CERASE; /* ^H */
1290 tio->sg.sg_kill = CKILL; /* ^U */
1291 }
1292
1293 if (erase != -1)
1294 tio->sg.sg_erase = (char)erase;
1295
1296 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1297
1298 /* get special characters */
1299 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1300 {
1301 tio->tc.t_intrc = CINTR; /* ^C */
1302 tio->tc.t_quitc = CQUIT; /* ^\ */
1303 tio->tc.t_startc = CSTART; /* ^Q */
1304 tio->tc.t_stopc = CSTOP; /* ^S */
1305 tio->tc.t_eofc = CEOF; /* ^D */
1306 tio->tc.t_brkc = -1;
1307 }
1308
1309 /* get local special chars */
1310 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1311 {
1312 tio->lc.t_suspc = CSUSP; /* ^Z */
1313 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1314 tio->lc.t_rprntc = CRPRNT; /* ^R */
1315 tio->lc.t_flushc = CFLUSH; /* ^O */
1316 tio->lc.t_werasc = CWERASE; /* ^W */
1317 tio->lc.t_lnextc = CLNEXT; /* ^V */
1318 }
1319 /* get line discipline */
1320 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1321 # ifdef NTTYDISC
1322 tio->line = NTTYDISC;
1323 # endif /* NTTYDISC */
1324
1325 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1326 #endif /* HAVE_TERMIOS_H */
1327
1328 /*
1329 * Debugging
1330 */
1331 #ifdef DEBUG_TTYMODE
1332 #ifdef HAVE_TERMIOS_H
1333 /* c_iflag bits */
1334 fprintf (stderr, "Input flags\n");
1335
1336 /* cpp token stringize doesn't work on all machines <sigh> */
1337 # define FOO(flag,name) \
1338 if ((tio->c_iflag) & flag) \
1339 fprintf (stderr, "%s ", name)
1340
1341 /* c_iflag bits */
1342 FOO (IGNBRK, "IGNBRK");
1343 FOO (BRKINT, "BRKINT");
1344 FOO (IGNPAR, "IGNPAR");
1345 FOO (PARMRK, "PARMRK");
1346 FOO (INPCK, "INPCK");
1347 FOO (ISTRIP, "ISTRIP");
1348 FOO (INLCR, "INLCR");
1349 FOO (IGNCR, "IGNCR");
1350 FOO (ICRNL, "ICRNL");
1351 FOO (IXON, "IXON");
1352 FOO (IXOFF, "IXOFF");
1353 # ifdef IUCLC
1354 FOO (IUCLC, "IUCLC");
1355 # endif
1356 # ifdef IXANY
1357 FOO (IXANY, "IXANY");
1358 # endif
1359 # ifdef IMAXBEL
1360 FOO (IMAXBEL, "IMAXBEL");
1361 # endif
1362
1363 fprintf (stderr, "\n");
1364
1365 # undef FOO
1366 # define FOO(entry, name) \
1367 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1368
1369 FOO (VINTR, "VINTR");
1370 FOO (VQUIT, "VQUIT");
1371 FOO (VERASE, "VERASE");
1372 FOO (VKILL, "VKILL");
1373 FOO (VEOF, "VEOF");
1374 FOO (VEOL, "VEOL");
1375 # ifdef VEOL2
1376 FOO (VEOL2, "VEOL2");
1377 # endif
1378 # ifdef VSWTC
1379 FOO (VSWTC, "VSWTC");
1380 # endif
1381 # ifdef VSWTCH
1382 FOO (VSWTCH, "VSWTCH");
1383 # endif
1384 FOO (VSTART, "VSTART");
1385 FOO (VSTOP, "VSTOP");
1386 FOO (VSUSP, "VSUSP");
1387 # ifdef VDSUSP
1388 FOO (VDSUSP, "VDSUSP");
1389 # endif
1390 # ifdef VREPRINT
1391 FOO (VREPRINT, "VREPRINT");
1392 # endif
1393 # ifdef VDISCRD
1394 FOO (VDISCRD, "VDISCRD");
1395 # endif
1396 # ifdef VWERSE
1397 FOO (VWERSE, "VWERSE");
1398 # endif
1399 # ifdef VLNEXT
1400 FOO (VLNEXT, "VLNEXT");
1401 # endif
1402
1403 fprintf (stderr, "\n");
1404 # undef FOO
1405 # endif /* HAVE_TERMIOS_H */
1406 #endif /* DEBUG_TTYMODE */
1407 }
1408
1409 /*----------------------------------------------------------------------*/
1410 /*
1411 * Run the command in a subprocess and return a file descriptor for the
1412 * master end of the pseudo-teletype pair with the command talking to
1413 * the slave.
1414 */
1415 void
1416 rxvt_term::run_command (const char *const *argv)
1417 {
1418 TEMP_ENV; // not very temporary...
1419
1420 #if ENABLE_FRILLS
1421 if (rs[Rs_pty_fd])
1422 {
1423 pty.pty = atoi (rs[Rs_pty_fd]);
1424
1425 if (pty.pty >= 0)
1426 {
1427 if (getfd_hook)
1428 pty.pty = (*getfd_hook) (pty.pty);
1429
1430 if (pty.pty < 0 || fcntl (pty.pty, F_SETFL, O_NONBLOCK))
1431 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1432 }
1433 }
1434 else
1435 #endif
1436 if (!pty.get ())
1437 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1438
1439 pty.set_utf8_mode (enc_utf8);
1440
1441 /* set initial window size */
1442 tt_winch ();
1443
1444 int er;
1445
1446 #ifndef NO_BACKSPACE_KEY
1447 if (key_backspace[0] && !key_backspace[1])
1448 er = key_backspace[0];
1449 else if (strcmp (key_backspace, "DEC") == 0)
1450 er = '\177'; /* the initial state anyway */
1451 else
1452 #endif
1453 er = -1;
1454
1455 rxvt_get_ttymode (&tio, er);
1456
1457 #if ENABLE_FRILLS
1458 if (rs[Rs_pty_fd])
1459 return;
1460 #endif
1461
1462 #ifndef __QNX__
1463 /* spin off the command interpreter */
1464 switch (cmd_pid = fork ())
1465 {
1466 case -1:
1467 {
1468 cmd_pid = 0;
1469 rxvt_fatal ("can't fork, aborting.\n");
1470 }
1471 case 0:
1472 init_env ();
1473
1474 if (!pty.make_controlling_tty ())
1475 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1476 else
1477 {
1478 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1479 dup2 (pty.tty, STDIN_FILENO);
1480 dup2 (pty.tty, STDOUT_FILENO);
1481 dup2 (pty.tty, STDERR_FILENO);
1482
1483 // close all our file handles that we do no longer need
1484 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1485 {
1486 if ((*t)->pty.pty > 2) close ((*t)->pty.pty);
1487 if ((*t)->pty.tty > 2) close ((*t)->pty.tty);
1488 }
1489
1490 run_child (argv);
1491 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1492 }
1493
1494 _exit (EXIT_FAILURE);
1495
1496 default:
1497 {
1498 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1499 int fdstdin;
1500
1501 fdstdin = dup (STDIN_FILENO);
1502 dup2 (pty.tty, STDIN_FILENO);
1503 #endif
1504
1505 #ifdef UTMP_SUPPORT
1506 privileged_utmp (SAVE);
1507 #endif
1508
1509 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1510
1511 dup2 (fdstdin, STDIN_FILENO);
1512 close (fdstdin);
1513 #endif
1514 }
1515
1516 pty.close_tty (); /* keep STDERR_FILENO, pty.pty, display->fd () open */
1517 break;
1518 }
1519 #else /* __QNX__ uses qnxspawn () */
1520 fchmod (pty.tty, 0622);
1521 fcntl (pty.tty, F_SETFD, FD_CLOEXEC);
1522 fcntl (pty.pty, F_SETFD, FD_CLOEXEC);
1523
1524 if (run_child (argv) == -1)
1525 exit (EXIT_FAILURE);
1526 #endif
1527 }
1528
1529 /* ------------------------------------------------------------------------- *
1530 * CHILD PROCESS OPERATIONS *
1531 * ------------------------------------------------------------------------- */
1532 /*
1533 * The only open file descriptor is the slave tty - so no error messages.
1534 * returns are fatal
1535 */
1536 int
1537 rxvt_term::run_child (const char *const *argv)
1538 {
1539 char *login;
1540
1541 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1542
1543 if (OPTION (Opt_console))
1544 { /* be virtual console, fail silently */
1545 #ifdef TIOCCONS
1546 unsigned int on = 1;
1547
1548 ioctl (STDIN_FILENO, TIOCCONS, &on);
1549 #elif defined (SRIOCSREDIR)
1550 int fd;
1551
1552 fd = open (CONSOLE, O_WRONLY, 0);
1553 if (fd >= 0)
1554 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1555 close (fd);
1556 #endif /* SRIOCSREDIR */
1557 }
1558
1559 /* reset signals and spin off the command interpreter */
1560 signal (SIGINT, SIG_DFL);
1561 signal (SIGQUIT, SIG_DFL);
1562 signal (SIGCHLD, SIG_DFL);
1563 signal (SIGHUP, SIG_DFL);
1564 signal (SIGPIPE, SIG_DFL);
1565 /*
1566 * mimick login's behavior by disabling the job control signals
1567 * a shell that wants them can turn them back on
1568 */
1569 #ifdef SIGTSTP
1570 signal (SIGTSTP, SIG_IGN);
1571 signal (SIGTTIN, SIG_IGN);
1572 signal (SIGTTOU, SIG_IGN);
1573 #endif /* SIGTSTP */
1574
1575 // unblock signals (signals are blocked by iom.C
1576 sigset_t ss;
1577 sigemptyset (&ss);
1578 sigprocmask (SIG_SETMASK, &ss, 0);
1579
1580 #ifndef __QNX__
1581 /* command interpreter path */
1582 if (argv != NULL)
1583 {
1584 # ifdef DEBUG_CMD
1585 int i;
1586
1587 for (i = 0; argv[i]; i++)
1588 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1589 # endif
1590
1591 execvp (argv[0], (char *const *)argv);
1592 /* no error message: STDERR is closed! */
1593 }
1594 else
1595 {
1596 const char *argv0, *shell;
1597
1598 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1599 shell = "/bin/sh";
1600
1601 argv0 = (const char *)rxvt_r_basename (shell);
1602
1603 if (OPTION (Opt_loginShell))
1604 {
1605 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1606
1607 login[0] = '-';
1608 strcpy (&login[1], argv0);
1609 argv0 = login;
1610 }
1611
1612 execlp (shell, argv0, NULL);
1613 /* no error message: STDERR is closed! */
1614 }
1615
1616 #else /* __QNX__ uses qnxspawn () */
1617
1618 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1619 char *command = NULL, fullcommand[_MAX_PATH];
1620 char **arg_v, *arg_a[2] = { NULL, NULL };
1621
1622 if (argv != NULL)
1623 {
1624 if (access (argv[0], X_OK) == -1)
1625 {
1626 if (strchr (argv[0], '/') == NULL)
1627 {
1628 searchenv (argv[0], "PATH", fullcommand);
1629
1630 if (fullcommand[0] != '\0')
1631 command = fullcommand;
1632 }
1633
1634 if (access (command, X_OK) == -1)
1635 return -1;
1636 }
1637 else
1638 command = argv[0];
1639
1640 arg_v = argv;
1641 }
1642 else
1643 {
1644 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1645 command = "/bin/sh";
1646
1647 arg_a[0] = my_basename (command);
1648
1649 if (OPTION (Opt_loginShell))
1650 {
1651 login = rxvt_malloc ((strlen (arg_a[0]) + 2) * sizeof (char));
1652
1653 login[0] = '-';
1654 strcpy (&login[1], arg_a[0]);
1655 arg_a[0] = login;
1656 }
1657
1658 arg_v = arg_a;
1659 }
1660
1661 iov_a[0] = iov_a[1] = iov_a[2] = pty.tty;
1662 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1663 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1664 command, arg_v, environ, iov_a, 0);
1665 if (login)
1666 free (login);
1667
1668 pty.close_tty ();
1669 return pty.pty;
1670 #endif
1671
1672 return -1;
1673 }
1674
1675 /*----------------------- end-of-file (C source) -----------------------*/