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Revision: 1.137
Committed: Wed Jan 11 00:59:58 2006 UTC (18 years, 4 months ago) by root
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Branch: MAIN
Changes since 1.136: +20 -9 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
356 extract_resources ();
357 free (r_argv);
358
359 /*
360 * set any defaults not already set
361 */
362 if (cmd_argv && cmd_argv[0])
363 {
364 if (!rs[Rs_title])
365 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
366 if (!rs[Rs_iconName])
367 rs[Rs_iconName] = rs[Rs_title];
368 }
369 else
370 {
371 if (!rs[Rs_title])
372 rs[Rs_title] = rs[Rs_name];
373 if (!rs[Rs_iconName])
374 rs[Rs_iconName] = rs[Rs_name];
375 }
376
377 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
378 saveLines = min (i, MAX_SAVELINES);
379
380 #if ENABLE_FRILLS
381 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
382 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
383
384 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
385 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
386
387 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
388 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
389 #endif
390
391 #ifdef POINTER_BLANK
392 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
393 pointerBlankDelay = i;
394 else
395 pointerBlankDelay = 2;
396 #endif
397
398 /* no point having a scrollbar without having any scrollback! */
399 if (!saveLines)
400 set_option (Opt_scrollBar, 0);
401
402 #ifdef PRINTPIPE
403 if (!rs[Rs_print_pipe])
404 rs[Rs_print_pipe] = PRINTPIPE;
405 #endif
406
407 if (!rs[Rs_cutchars])
408 rs[Rs_cutchars] = CUTCHARS;
409
410 #ifndef NO_BACKSPACE_KEY
411 if (!rs[Rs_backspace_key])
412 # ifdef DEFAULT_BACKSPACE
413 key_backspace = DEFAULT_BACKSPACE;
414 # else
415 key_backspace = "DEC"; /* can toggle between \010 or \177 */
416 # endif
417 else
418 {
419 val = strdup (rs[Rs_backspace_key]);
420 rxvt_Str_trim (val);
421 rxvt_Str_escaped (val);
422 key_backspace = val;
423 }
424 #endif
425
426 #ifndef NO_DELETE_KEY
427 if (!rs[Rs_delete_key])
428 # ifdef DEFAULT_DELETE
429 key_delete = DEFAULT_DELETE;
430 # else
431 key_delete = "\033[3~";
432 # endif
433 else
434 {
435 val = strdup (rs[Rs_delete_key]);
436 rxvt_Str_trim (val);
437 rxvt_Str_escaped (val);
438 key_delete = val;
439 }
440 #endif
441 if (rs[Rs_answerbackstring])
442 {
443 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
444 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
445 }
446
447 #ifdef HAVE_SCROLLBARS
448 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
449 #endif
450
451 #ifdef XTERM_REVERSE_VIDEO
452 /* this is how xterm implements reverseVideo */
453 if (OPTION (Opt_reverseVideo))
454 {
455 if (!rs[Rs_color + Color_fg])
456 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
457 if (!rs[Rs_color + Color_bg])
458 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
459 }
460 #endif
461
462 for (i = 0; i < NRS_COLORS; i++)
463 if (!rs[Rs_color + i])
464 rs[Rs_color + i] = def_colorName[i];
465
466 #ifndef XTERM_REVERSE_VIDEO
467 /* this is how we implement reverseVideo */
468 if (OPTION (Opt_reverseVideo))
469 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
470 #endif
471
472 /* convenient aliases for setting fg/bg to colors */
473 color_aliases (Color_fg);
474 color_aliases (Color_bg);
475 #ifndef NO_CURSORCOLOR
476 color_aliases (Color_cursor);
477 color_aliases (Color_cursor2);
478 #endif /* NO_CURSORCOLOR */
479 color_aliases (Color_pointer_fg);
480 color_aliases (Color_pointer_bg);
481 color_aliases (Color_border);
482 #ifndef NO_BOLD_UNDERLINE_REVERSE
483 color_aliases (Color_BD);
484 color_aliases (Color_UL);
485 color_aliases (Color_RV);
486 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
487
488 if (!rs[Rs_color + Color_border])
489 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
490
491 return cmd_argv;
492 }
493
494 /*----------------------------------------------------------------------*/
495 void
496 rxvt_term::init_env ()
497 {
498 int i;
499 unsigned int u;
500 char *val;
501
502 #ifdef DISPLAY_IS_IP
503 /* Fixup display_name for export over pty to any interested terminal
504 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
505 * (for the first non-loopback interface) that we get from
506 * rxvt_network_display (). This is more "name-resolution-portable", if you
507 * will, and probably allows for faster x-client startup if your name
508 * server is beyond a slow link or overloaded at client startup. Of
509 * course that only helps the shell's child processes, not us.
510 *
511 * Giving out the display_name also affords a potential security hole
512 */
513 val = rxvt_network_display (rs[Rs_display_name]);
514 rs[Rs_display_name] = (const char *)val;
515
516 if (val == NULL)
517 #endif /* DISPLAY_IS_IP */
518 val = XDisplayString (display->display);
519
520 if (rs[Rs_display_name] == NULL)
521 rs[Rs_display_name] = val; /* use broken `:0' value */
522
523 i = strlen (val);
524 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
525
526 sprintf (env_display, "DISPLAY=%s", val);
527
528 /* avoiding the math library:
529 * i = (int) (ceil (log10 ((unsigned int)parent[0]))) */
530 for (i = 0, u = (unsigned int)parent[0]; u; u /= 10, i++)
531 ;
532 max_it (i, 1);
533 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
534
535 sprintf (env_windowid, "WINDOWID=%u",
536 (unsigned int)parent[0]);
537
538 /* add entries to the environment:
539 * @ DISPLAY: in case we started with -display
540 * @ WINDOWID: X window id number of the window
541 * @ COLORTERM: terminal sub-name and also indicates its color
542 * @ TERM: terminal name
543 * @ TERMINFO: path to terminfo directory
544 * @ COLORFGBG: fg;bg color codes
545 */
546 putenv (env_display);
547 putenv (env_windowid);
548 if (env_colorfgbg)
549 putenv (env_colorfgbg);
550
551 #ifdef RXVT_TERMINFO
552 putenv ("TERMINFO=" RXVT_TERMINFO);
553 #endif
554
555 if (display->depth <= 2)
556 putenv ("COLORTERM=" COLORTERMENV "-mono");
557 else
558 putenv ("COLORTERM=" COLORTERMENVFULL);
559
560 if (rs[Rs_term_name] != NULL)
561 {
562 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
563 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
564 putenv (env_term);
565 }
566 else
567 putenv ("TERM=" TERMENV);
568
569 #ifdef HAVE_UNSETENV
570 /* avoid passing old settings and confusing term size */
571 unsetenv ("LINES");
572 unsetenv ("COLUMNS");
573 unsetenv ("TERMCAP"); /* terminfo should be okay */
574 #endif /* HAVE_UNSETENV */
575 }
576
577 /*----------------------------------------------------------------------*/
578 /*
579 * This is more or less stolen straight from XFree86 xterm.
580 * This should support all European type languages.
581 */
582 void
583 rxvt_term::set_locale (const char *locale)
584 {
585 TEMP_ENV;
586
587 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
588 free (this->locale);
589 this->locale = setlocale (LC_CTYPE, locale);
590
591 if (!this->locale)
592 {
593 if (*locale)
594 {
595 rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale);
596 setlocale (LC_CTYPE, "C");
597 }
598 else
599 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
600
601 this->locale = "C";
602 }
603
604
605 this->locale = rxvt_strdup (this->locale);
606 SET_LOCALE (this->locale);
607 mbstate.reset ();
608 #endif
609
610 #if HAVE_NL_LANGINFO
611 char *codeset = strdup (nl_langinfo (CODESET));
612 // /^UTF.?8/i
613 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
614 && (codeset[1] == 'T' || codeset[1] == 't')
615 && (codeset[2] == 'F' || codeset[2] == 'f')
616 && (codeset[3] == '8' || codeset[4] == '8');
617 free (codeset);
618 #else
619 enc_utf8 = 0;
620 #endif
621 }
622
623 void
624 rxvt_term::init_xlocale ()
625 {
626 TEMP_ENV;
627
628 #ifdef USE_XIM
629 if (!locale)
630 rxvt_warn ("setting locale failed, working without locale support.\n");
631 else
632 {
633 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
634
635 if (!XSupportsLocale ())
636 {
637 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
638 return;
639 }
640
641 im_ev.start (display);
642
643 /* see if we can connect already */
644 im_cb ();
645 }
646 #endif
647 }
648
649 /*----------------------------------------------------------------------*/
650 void
651 rxvt_term::init_command (const char *const *argv)
652 {
653 /*
654 * Initialize the command connection.
655 * This should be called after the X server connection is established.
656 */
657
658 #ifdef META8_OPTION
659 meta_char = OPTION (Opt_meta8) ? 0x80 : C0_ESC;
660 #endif
661
662 get_ourmods ();
663
664 if (!OPTION (Opt_scrollTtyOutput))
665 priv_modes |= PrivMode_TtyOutputInh;
666 if (OPTION (Opt_scrollTtyKeypress))
667 priv_modes |= PrivMode_Keypress;
668 if (!OPTION (Opt_jumpScroll))
669 priv_modes |= PrivMode_smoothScroll;
670
671 #ifndef NO_BACKSPACE_KEY
672 if (strcmp (key_backspace, "DEC") == 0)
673 priv_modes |= PrivMode_HaveBackSpace;
674 #endif
675
676 /* add value for scrollBar */
677 if (scrollbar_visible ())
678 {
679 priv_modes |= PrivMode_scrollBar;
680 SavedModes |= PrivMode_scrollBar;
681 }
682
683 if (menubar_visible ())
684 {
685 priv_modes |= PrivMode_menuBar;
686 SavedModes |= PrivMode_menuBar;
687 }
688
689 run_command (argv);
690 }
691
692 /*----------------------------------------------------------------------*/
693 void
694 rxvt_term::Get_Colours ()
695 {
696 int i;
697
698 #ifdef OFF_FOCUS_FADING
699 pix_colors = pix_colors_focused;
700 #endif
701
702 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
703 {
704 rxvt_color xcol;
705
706 if (!rs[Rs_color + i])
707 continue;
708
709 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
710 {
711 #ifndef XTERM_REVERSE_VIDEO
712 if (i < 2 && OPTION (Opt_reverseVideo))
713 rs[Rs_color + i] = def_colorName[!i];
714 else
715 #endif
716 rs[Rs_color + i] = def_colorName[i];
717
718 if (!rs[Rs_color + i])
719 continue;
720
721 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
722 {
723 switch (i)
724 {
725 case Color_fg:
726 case Color_bg:
727 /* fatal: need bg/fg color */
728 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
729 /* NOTREACHED */
730 break;
731 #ifndef NO_CURSORCOLOR
732 case Color_cursor2:
733 xcol = pix_colors[Color_fg];
734 break;
735 #endif /* ! NO_CURSORCOLOR */
736 case Color_pointer_fg:
737 xcol = pix_colors[Color_fg];
738 break;
739 default:
740 xcol = pix_colors[Color_bg]; /* None */
741 break;
742 }
743 }
744 }
745
746 pix_colors[i] = xcol;
747 SET_PIXCOLOR (i);
748 }
749
750 #ifdef OFF_FOCUS_FADING
751 if (rs[Rs_fade])
752 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
753 pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
754 #endif
755
756 if (display->depth <= 2)
757 {
758 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
759 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
760 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
761 }
762
763 /*
764 * get scrollBar/menuBar shadow colors
765 *
766 * The calculations of topShadow/bottomShadow values are adapted
767 * from the fvwm window manager.
768 */
769 #ifdef KEEP_SCROLLCOLOR
770
771 if (display->depth <= 2)
772 {
773 /* Monochrome */
774 pix_colors[Color_scroll] = pix_colors[Color_fg];
775 pix_colors[Color_topShadow] = pix_colors[Color_bg];
776 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
777 }
778 else
779 {
780 rxvt_color xcol[2];
781 /* xcol[0] == white
782 * xcol[1] == top shadow
783 * xcol[2] == bot shadow */
784
785 xcol[1] = pix_colors[Color_scroll];
786 xcol[0].set (display, 65535, 65535, 65535);
787
788 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
789
790 xcol[0].get (display, pr0, pg0, pb0);
791 xcol[1].get (display, pr1, pg1, pb1);
792
793 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
794
795 /* topShadowColor */
796 if (!xcol[1].set (display,
797 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
798 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
799 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
800 xcol[1] = pix_colors[Color_White];
801
802 pix_colors[Color_topShadow] = xcol[1];
803 }
804 #endif /* KEEP_SCROLLCOLOR */
805 }
806
807 /*----------------------------------------------------------------------*/
808 /* color aliases, fg/bg bright-bold */
809 void
810 rxvt_term::color_aliases (int idx)
811 {
812 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
813 {
814 int i = atoi (rs[Rs_color + idx]);
815
816 if (i >= 8 && i <= 15)
817 { /* bright colors */
818 i -= 8;
819 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
820 return;
821 }
822
823 if (i >= 0 && i <= 7) /* normal colors */
824 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
825 }
826 }
827
828 /*----------------------------------------------------------------------*/
829 /*
830 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
831 * Use resource ``modifier'' to override the Meta modifier
832 */
833 void
834 rxvt_term::get_ourmods ()
835 {
836 int i, j, k;
837 int requestedmeta, realmeta, realalt;
838 const char *cm, *rsmod;
839 XModifierKeymap *map;
840 KeyCode *kc;
841 const unsigned int modmasks[] =
842 {
843 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
844 };
845
846 requestedmeta = realmeta = realalt = 0;
847 rsmod = rs[Rs_modifier];
848
849 if (rsmod
850 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
851 requestedmeta = rsmod[3] - '0';
852
853 map = XGetModifierMapping (display->display);
854 kc = map->modifiermap;
855
856 for (i = 1; i < 6; i++)
857 {
858 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
859
860 for (j = map->max_keypermod; j--; k++)
861 {
862 if (kc[k] == 0)
863 break;
864
865 switch (XKeycodeToKeysym (display->display, kc[k], 0))
866 {
867 case XK_Num_Lock:
868 ModNumLockMask = modmasks[i - 1];
869 continue;
870
871 case XK_ISO_Level3_Shift:
872 ModLevel3Mask = modmasks[i - 1];
873 continue;
874
875 case XK_Meta_L:
876 case XK_Meta_R:
877 cm = "meta";
878 realmeta = i;
879 break;
880
881 case XK_Alt_L:
882 case XK_Alt_R:
883 cm = "alt";
884 realalt = i;
885 break;
886
887 case XK_Super_L:
888 case XK_Super_R:
889 cm = "super";
890 break;
891
892 case XK_Hyper_L:
893 case XK_Hyper_R:
894 cm = "hyper";
895 break;
896
897 default:
898 continue;
899 }
900
901 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
902 requestedmeta = i;
903 }
904 }
905
906 XFreeModifiermap (map);
907
908 i = requestedmeta ? requestedmeta
909 : realmeta ? realmeta
910 : realalt ? realalt
911 : 0;
912
913 if (i)
914 ModMetaMask = modmasks[i - 1];
915 }
916
917 /*----------------------------------------------------------------------*/
918 /* rxvt_Create_Windows () - Open and map the window */
919 void
920 rxvt_term::create_windows (int argc, const char *const *argv)
921 {
922 XClassHint classHint;
923 XWMHints wmHint;
924 #if ENABLE_FRILLS
925 Atom prop = None;
926 MWMHints mwmhints;
927 #endif
928 XGCValues gcvalue;
929 long vt_emask;
930 XSetWindowAttributes attributes;
931 XWindowAttributes gattr;
932 Window top, parent;
933 dDisp;
934
935 #ifdef USING_W11LIB
936 /* enable W11 callbacks */
937 W11AddEventHandler (disp, rxvt_W11_process_x_event);
938 #endif
939
940 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
941 XInternAtoms (disp, (char **)xa_names, NUM_XA, False, xa);
942
943 if (OPTION (Opt_transparent))
944 {
945 XGetWindowAttributes (disp, RootWindow (disp, display->screen), &gattr);
946 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
947 }
948
949 #if ENABLE_FRILLS
950 if (OPTION (Opt_borderLess))
951 {
952 prop = XInternAtom(disp, "_MOTIF_WM_INFO", True);
953
954 if (prop == None)
955 {
956 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
957 #ifdef PREFER_24BIT
958 attributes.override_redirect = TRUE;
959 #endif
960 mwmhints.flags = 0;
961 }
962 else
963 {
964 mwmhints.flags = MWM_HINTS_DECORATIONS;
965 mwmhints.decorations = 0;
966 }
967 }
968 else
969 mwmhints.flags = 0;
970 #endif
971
972 /* grab colors before netscape does */
973 Get_Colours ();
974
975 if (!set_fonts ())
976 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
977
978 parent = DefaultRootWindow (disp);
979
980 #if ENABLE_XEMBED
981 if (rs[Rs_embed])
982 {
983 XWindowAttributes wattr;
984
985 parent = strtol (rs[Rs_embed], 0, 0);
986
987 if (!XGetWindowAttributes (disp, parent, &wattr))
988 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
989
990 window_calc (wattr.width, wattr.height);
991 }
992 #endif
993
994 window_calc (0, 0);
995
996 /* sub-window placement & size in rxvt_resize_subwindows () */
997 #ifdef PREFER_24BIT
998 attributes.background_pixel = pix_colors_focused[Color_border];
999 attributes.border_pixel = pix_colors_focused[Color_border];
1000 attributes.colormap = display->cmap;
1001 top = XCreateWindow (disp, parent,
1002 szHint.x, szHint.y,
1003 szHint.width, szHint.height,
1004 ext_bwidth,
1005 display->depth, InputOutput,
1006 display->visual,
1007 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1008 #else
1009 top = XCreateSimpleWindow (disp, parent,
1010 szHint.x, szHint.y,
1011 szHint.width, szHint.height,
1012 ext_bwidth,
1013 pix_colors_focused[Color_border],
1014 pix_colors_focused[Color_border]);
1015 #endif
1016
1017 this->parent[0] = top;
1018
1019 old_width = szHint.width;
1020 old_height = szHint.height;
1021
1022 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1023 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1024
1025 classHint.res_name = (char *)rs[Rs_name];
1026 classHint.res_class = (char *)RESCLASS;
1027
1028 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1029 wmHint.input = True;
1030 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
1031 wmHint.window_group = top;
1032
1033 XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc,
1034 &szHint, &wmHint, &classHint);
1035
1036 Atom protocols[] = {
1037 xa[XA_WM_DELETE_WINDOW],
1038 #if ENABLE_EWMH
1039 xa[XA_NET_WM_PING],
1040 #endif
1041 };
1042
1043 XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
1044
1045 #if ENABLE_FRILLS
1046 if (rs[Rs_transient_for])
1047 XSetTransientForHint (disp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
1048 #endif
1049
1050 #if ENABLE_EWMH
1051 long pid = getpid ();
1052
1053 XChangeProperty (disp, top,
1054 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1055 PropModeReplace, (unsigned char *)&pid, 1);
1056
1057 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1058 #endif
1059
1060 XSelectInput (disp, top,
1061 KeyPressMask
1062 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1063 | KeyReleaseMask
1064 #endif
1065 | FocusChangeMask | VisibilityChangeMask
1066 | ExposureMask | StructureNotifyMask);
1067
1068 termwin_ev.start (display, top);
1069
1070 #if ENABLE_FRILLS
1071 if (mwmhints.flags)
1072 XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
1073 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
1074 #endif
1075
1076 /* vt cursor: Black-on-White is standard, but this is more popular */
1077 TermWin_cursor = XCreateFontCursor (disp, XC_xterm);
1078
1079 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1080 /* cursor (menuBar/scrollBar): Black-on-White */
1081 leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr);
1082 #endif
1083
1084 /* the vt window */
1085 vt = XCreateSimpleWindow (disp, top,
1086 window_vt_x,
1087 window_vt_y,
1088 width,
1089 height,
1090 0,
1091 pix_colors_focused[Color_fg],
1092 pix_colors_focused[Color_bg]);
1093 #ifdef DEBUG_X
1094 XStoreName (disp, vt, "vt window");
1095 #endif
1096
1097 attributes.bit_gravity = NorthWestGravity;
1098 XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes);
1099
1100 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1101
1102 if (OPTION (Opt_pointerBlank)
1103 #ifdef ENABLE_PERL
1104 || perl.self
1105 #endif
1106 )
1107 vt_emask |= PointerMotionMask;
1108 else
1109 vt_emask |= Button1MotionMask | Button3MotionMask;
1110
1111 XSelectInput (disp, vt, vt_emask);
1112 vt_ev.start (display, vt);
1113
1114 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1115 if (menuBar_height ())
1116 {
1117 menuBar.win = XCreateSimpleWindow (disp, top,
1118 window_vt_x, 0,
1119 width,
1120 menuBar_TotalHeight (),
1121 0,
1122 pix_colors_focused[Color_fg],
1123 pix_colors_focused[Color_scroll]);
1124
1125 #ifdef DEBUG_X
1126 XStoreName (disp, menuBar.win, "menubar");
1127 #endif
1128
1129 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1130
1131 XDefineCursor (disp, menuBar.win,
1132 XCreateFontCursor (disp, XC_left_ptr));
1133
1134 XSelectInput (disp, menuBar.win,
1135 (ExposureMask | ButtonPressMask | ButtonReleaseMask | Button1MotionMask));
1136 menubar_ev.start (display, menuBar.win);
1137 }
1138 #endif
1139
1140 #ifdef XPM_BACKGROUND
1141 if (rs[Rs_backgroundPixmap] != NULL
1142 && ! OPTION (Opt_transparent))
1143 {
1144 const char *p = rs[Rs_backgroundPixmap];
1145
1146 if ((p = strchr (p, ';')) != NULL)
1147 {
1148 p++;
1149 scale_pixmap (p);
1150 }
1151
1152 set_bgPixmap (rs[Rs_backgroundPixmap]);
1153 scr_touch (true);
1154 }
1155 #endif
1156
1157 /* graphics context for the vt window */
1158 gcvalue.foreground = pix_colors[Color_fg];
1159 gcvalue.background = pix_colors[Color_bg];
1160 gcvalue.graphics_exposures = 1;
1161 gc = XCreateGC (disp, vt,
1162 GCForeground | GCBackground | GCGraphicsExposures,
1163 &gcvalue);
1164
1165 drawable = new rxvt_drawable (display, vt);
1166
1167 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1168 gcvalue.foreground = pix_colors[Color_topShadow];
1169 topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1170 gcvalue.foreground = pix_colors[Color_bottomShadow];
1171 botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1172 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1173 scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1174 #endif
1175
1176 #ifdef OFF_FOCUS_FADING
1177 // initially we are in unfocused state
1178 if (rs[Rs_fade])
1179 pix_colors = pix_colors_unfocused;
1180 #endif
1181
1182 pointer_unblank ();
1183 scr_recolour ();
1184
1185 #if ENABLE_XEMBED
1186 if (rs[Rs_embed])
1187 {
1188 long info[2] = { 0, XEMBED_MAPPED };
1189
1190 XChangeProperty (disp, parent, xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
1191 32, PropModeReplace, (unsigned char *)&info, 2);
1192 }
1193 #endif
1194 }
1195
1196 /* ------------------------------------------------------------------------- *
1197 * GET TTY CURRENT STATE *
1198 * ------------------------------------------------------------------------- */
1199 void
1200 rxvt_get_ttymode (ttymode_t *tio, int erase)
1201 {
1202 #ifdef HAVE_TERMIOS_H
1203 /*
1204 * standard System V termios interface
1205 */
1206 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1207 {
1208 // return error - use system defaults,
1209 // where possible, and zero elsewhere
1210 memset (tio, 0, sizeof (ttymode_t));
1211
1212 tio->c_cc[VINTR] = CINTR;
1213 tio->c_cc[VQUIT] = CQUIT;
1214 tio->c_cc[VERASE] = CERASE;
1215 #ifdef VERASE2
1216 tio->c_cc[VERASE2] = CERASE2;
1217 #endif
1218 tio->c_cc[VKILL] = CKILL;
1219 tio->c_cc[VSTART] = CSTART;
1220 tio->c_cc[VSTOP] = CSTOP;
1221 tio->c_cc[VSUSP] = CSUSP;
1222 # ifdef VDSUSP
1223 tio->c_cc[VDSUSP] = CDSUSP;
1224 # endif
1225 # ifdef VREPRINT
1226 tio->c_cc[VREPRINT] = CRPRNT;
1227 # endif
1228 # ifdef VDISCRD
1229 tio->c_cc[VDISCRD] = CFLUSH;
1230 # endif
1231 # ifdef VWERSE
1232 tio->c_cc[VWERSE] = CWERASE;
1233 # endif
1234 # ifdef VLNEXT
1235 tio->c_cc[VLNEXT] = CLNEXT;
1236 # endif
1237 }
1238
1239 tio->c_cc[VEOF] = CEOF;
1240 tio->c_cc[VEOL] = VDISABLE;
1241 # ifdef VEOL2
1242 tio->c_cc[VEOL2] = VDISABLE;
1243 # endif
1244 # ifdef VSWTC
1245 tio->c_cc[VSWTC] = VDISABLE;
1246 # endif
1247 # ifdef VSWTCH
1248 tio->c_cc[VSWTCH] = VDISABLE;
1249 # endif
1250 # if VMIN != VEOF
1251 tio->c_cc[VMIN] = 1;
1252 # endif
1253 # if VTIME != VEOL
1254 tio->c_cc[VTIME] = 0;
1255 # endif
1256
1257 if (erase != -1)
1258 tio->c_cc[VERASE] = (char)erase;
1259
1260 /* input modes */
1261 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1262 # ifdef IMAXBEL
1263 | IMAXBEL
1264 # endif
1265 | IXON);
1266
1267 /* output modes */
1268 tio->c_oflag = (OPOST | ONLCR);
1269
1270 /* control modes */
1271 tio->c_cflag = (CS8 | CREAD);
1272
1273 /* line discipline modes */
1274 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1275 # if defined (ECHOCTL) && defined (ECHOKE)
1276 | ECHOCTL | ECHOKE
1277 # endif
1278 | ECHOE | ECHOK);
1279 # else /* HAVE_TERMIOS_H */
1280
1281 /*
1282 * sgtty interface
1283 */
1284
1285 /* get parameters -- gtty */
1286 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1287 {
1288 tio->sg.sg_erase = CERASE; /* ^H */
1289 tio->sg.sg_kill = CKILL; /* ^U */
1290 }
1291
1292 if (erase != -1)
1293 tio->sg.sg_erase = (char)erase;
1294
1295 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1296
1297 /* get special characters */
1298 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1299 {
1300 tio->tc.t_intrc = CINTR; /* ^C */
1301 tio->tc.t_quitc = CQUIT; /* ^\ */
1302 tio->tc.t_startc = CSTART; /* ^Q */
1303 tio->tc.t_stopc = CSTOP; /* ^S */
1304 tio->tc.t_eofc = CEOF; /* ^D */
1305 tio->tc.t_brkc = -1;
1306 }
1307
1308 /* get local special chars */
1309 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1310 {
1311 tio->lc.t_suspc = CSUSP; /* ^Z */
1312 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1313 tio->lc.t_rprntc = CRPRNT; /* ^R */
1314 tio->lc.t_flushc = CFLUSH; /* ^O */
1315 tio->lc.t_werasc = CWERASE; /* ^W */
1316 tio->lc.t_lnextc = CLNEXT; /* ^V */
1317 }
1318 /* get line discipline */
1319 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1320 # ifdef NTTYDISC
1321 tio->line = NTTYDISC;
1322 # endif /* NTTYDISC */
1323
1324 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1325 #endif /* HAVE_TERMIOS_H */
1326
1327 /*
1328 * Debugging
1329 */
1330 #ifdef DEBUG_TTYMODE
1331 #ifdef HAVE_TERMIOS_H
1332 /* c_iflag bits */
1333 fprintf (stderr, "Input flags\n");
1334
1335 /* cpp token stringize doesn't work on all machines <sigh> */
1336 # define FOO(flag,name) \
1337 if ((tio->c_iflag) & flag) \
1338 fprintf (stderr, "%s ", name)
1339
1340 /* c_iflag bits */
1341 FOO (IGNBRK, "IGNBRK");
1342 FOO (BRKINT, "BRKINT");
1343 FOO (IGNPAR, "IGNPAR");
1344 FOO (PARMRK, "PARMRK");
1345 FOO (INPCK, "INPCK");
1346 FOO (ISTRIP, "ISTRIP");
1347 FOO (INLCR, "INLCR");
1348 FOO (IGNCR, "IGNCR");
1349 FOO (ICRNL, "ICRNL");
1350 FOO (IXON, "IXON");
1351 FOO (IXOFF, "IXOFF");
1352 # ifdef IUCLC
1353 FOO (IUCLC, "IUCLC");
1354 # endif
1355 # ifdef IXANY
1356 FOO (IXANY, "IXANY");
1357 # endif
1358 # ifdef IMAXBEL
1359 FOO (IMAXBEL, "IMAXBEL");
1360 # endif
1361
1362 fprintf (stderr, "\n");
1363
1364 # undef FOO
1365 # define FOO(entry, name) \
1366 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1367
1368 FOO (VINTR, "VINTR");
1369 FOO (VQUIT, "VQUIT");
1370 FOO (VERASE, "VERASE");
1371 FOO (VKILL, "VKILL");
1372 FOO (VEOF, "VEOF");
1373 FOO (VEOL, "VEOL");
1374 # ifdef VEOL2
1375 FOO (VEOL2, "VEOL2");
1376 # endif
1377 # ifdef VSWTC
1378 FOO (VSWTC, "VSWTC");
1379 # endif
1380 # ifdef VSWTCH
1381 FOO (VSWTCH, "VSWTCH");
1382 # endif
1383 FOO (VSTART, "VSTART");
1384 FOO (VSTOP, "VSTOP");
1385 FOO (VSUSP, "VSUSP");
1386 # ifdef VDSUSP
1387 FOO (VDSUSP, "VDSUSP");
1388 # endif
1389 # ifdef VREPRINT
1390 FOO (VREPRINT, "VREPRINT");
1391 # endif
1392 # ifdef VDISCRD
1393 FOO (VDISCRD, "VDISCRD");
1394 # endif
1395 # ifdef VWERSE
1396 FOO (VWERSE, "VWERSE");
1397 # endif
1398 # ifdef VLNEXT
1399 FOO (VLNEXT, "VLNEXT");
1400 # endif
1401
1402 fprintf (stderr, "\n");
1403 # undef FOO
1404 # endif /* HAVE_TERMIOS_H */
1405 #endif /* DEBUG_TTYMODE */
1406 }
1407
1408 /*----------------------------------------------------------------------*/
1409 /*
1410 * Run the command in a subprocess and return a file descriptor for the
1411 * master end of the pseudo-teletype pair with the command talking to
1412 * the slave.
1413 */
1414 void
1415 rxvt_term::run_command (const char *const *argv)
1416 {
1417 #if ENABLE_FRILLS
1418 if (rs[Rs_pty_fd])
1419 {
1420 pty.pty = atoi (rs[Rs_pty_fd]);
1421
1422 if (pty.pty >= 0)
1423 {
1424 if (getfd_hook)
1425 pty.pty = (*getfd_hook) (pty.pty);
1426
1427 if (pty.pty < 0 || fcntl (pty.pty, F_SETFL, O_NONBLOCK))
1428 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1429 }
1430 }
1431 else
1432 #endif
1433 if (!pty.get ())
1434 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1435
1436 pty.set_utf8_mode (enc_utf8);
1437
1438 /* set initial window size */
1439 tt_winch ();
1440
1441 int er;
1442
1443 #ifndef NO_BACKSPACE_KEY
1444 if (key_backspace[0] && !key_backspace[1])
1445 er = key_backspace[0];
1446 else if (strcmp (key_backspace, "DEC") == 0)
1447 er = '\177'; /* the initial state anyway */
1448 else
1449 #endif
1450 er = -1;
1451
1452 rxvt_get_ttymode (&tio, er);
1453
1454 #if ENABLE_FRILLS
1455 if (rs[Rs_pty_fd])
1456 return;
1457 #endif
1458
1459 #ifndef __QNX__
1460 /* spin off the command interpreter */
1461 switch (cmd_pid = fork ())
1462 {
1463 case -1:
1464 {
1465 cmd_pid = 0;
1466 rxvt_fatal ("can't fork, aborting.\n");
1467 }
1468 case 0:
1469 init_env ();
1470
1471 if (!pty.make_controlling_tty ())
1472 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1473 else
1474 {
1475 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1476 dup2 (pty.tty, STDIN_FILENO);
1477 dup2 (pty.tty, STDOUT_FILENO);
1478 dup2 (pty.tty, STDERR_FILENO);
1479
1480 // close all our file handles that we do no longer need
1481 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1482 {
1483 if ((*t)->pty.pty > 2) close ((*t)->pty.pty);
1484 if ((*t)->pty.tty > 2) close ((*t)->pty.tty);
1485 }
1486
1487 run_child (argv);
1488 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1489 }
1490
1491 _exit (EXIT_FAILURE);
1492
1493 default:
1494 {
1495 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1496 int fdstdin;
1497
1498 fdstdin = dup (STDIN_FILENO);
1499 dup2 (pty.tty, STDIN_FILENO);
1500 #endif
1501
1502 #ifdef UTMP_SUPPORT
1503 privileged_utmp (SAVE);
1504 #endif
1505
1506 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1507
1508 dup2 (fdstdin, STDIN_FILENO);
1509 close (fdstdin);
1510 #endif
1511 }
1512
1513 pty.close_tty (); /* keep STDERR_FILENO, pty.pty, display->fd () open */
1514 break;
1515 }
1516 #else /* __QNX__ uses qnxspawn () */
1517 fchmod (pty.tty, 0622);
1518 fcntl (pty.tty, F_SETFD, FD_CLOEXEC);
1519 fcntl (pty.pty, F_SETFD, FD_CLOEXEC);
1520
1521 if (run_child (argv) == -1)
1522 exit (EXIT_FAILURE);
1523 #endif
1524 }
1525
1526 /* ------------------------------------------------------------------------- *
1527 * CHILD PROCESS OPERATIONS *
1528 * ------------------------------------------------------------------------- */
1529 /*
1530 * The only open file descriptor is the slave tty - so no error messages.
1531 * returns are fatal
1532 */
1533 int
1534 rxvt_term::run_child (const char *const *argv)
1535 {
1536 char *login;
1537
1538 TEMP_ENV; // not very temporary...
1539
1540 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1541
1542 if (OPTION (Opt_console))
1543 { /* be virtual console, fail silently */
1544 #ifdef TIOCCONS
1545 unsigned int on = 1;
1546
1547 ioctl (STDIN_FILENO, TIOCCONS, &on);
1548 #elif defined (SRIOCSREDIR)
1549 int fd;
1550
1551 fd = open (CONSOLE, O_WRONLY, 0);
1552 if (fd >= 0)
1553 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1554 close (fd);
1555 #endif /* SRIOCSREDIR */
1556 }
1557
1558 /* reset signals and spin off the command interpreter */
1559 signal (SIGINT, SIG_DFL);
1560 signal (SIGQUIT, SIG_DFL);
1561 signal (SIGCHLD, SIG_DFL);
1562 signal (SIGHUP, SIG_DFL);
1563 signal (SIGPIPE, SIG_DFL);
1564 /*
1565 * mimick login's behavior by disabling the job control signals
1566 * a shell that wants them can turn them back on
1567 */
1568 #ifdef SIGTSTP
1569 signal (SIGTSTP, SIG_IGN);
1570 signal (SIGTTIN, SIG_IGN);
1571 signal (SIGTTOU, SIG_IGN);
1572 #endif /* SIGTSTP */
1573
1574 // unblock signals (signals are blocked by iom.C
1575 sigset_t ss;
1576 sigemptyset (&ss);
1577 sigprocmask (SIG_SETMASK, &ss, 0);
1578
1579 #ifndef __QNX__
1580 /* command interpreter path */
1581 if (argv != NULL)
1582 {
1583 # ifdef DEBUG_CMD
1584 int i;
1585
1586 for (i = 0; argv[i]; i++)
1587 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1588 # endif
1589
1590 execvp (argv[0], (char *const *)argv);
1591 /* no error message: STDERR is closed! */
1592 }
1593 else
1594 {
1595 const char *argv0, *shell;
1596
1597 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1598 shell = "/bin/sh";
1599
1600 argv0 = (const char *)rxvt_r_basename (shell);
1601
1602 if (OPTION (Opt_loginShell))
1603 {
1604 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1605
1606 login[0] = '-';
1607 strcpy (&login[1], argv0);
1608 argv0 = login;
1609 }
1610
1611 execlp (shell, argv0, NULL);
1612 /* no error message: STDERR is closed! */
1613 }
1614
1615 #else /* __QNX__ uses qnxspawn () */
1616
1617 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1618 char *command = NULL, fullcommand[_MAX_PATH];
1619 char **arg_v, *arg_a[2] = { NULL, NULL };
1620
1621 if (argv != NULL)
1622 {
1623 if (access (argv[0], X_OK) == -1)
1624 {
1625 if (strchr (argv[0], '/') == NULL)
1626 {
1627 searchenv (argv[0], "PATH", fullcommand);
1628
1629 if (fullcommand[0] != '\0')
1630 command = fullcommand;
1631 }
1632
1633 if (access (command, X_OK) == -1)
1634 return -1;
1635 }
1636 else
1637 command = argv[0];
1638
1639 arg_v = argv;
1640 }
1641 else
1642 {
1643 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1644 command = "/bin/sh";
1645
1646 arg_a[0] = my_basename (command);
1647
1648 if (OPTION (Opt_loginShell))
1649 {
1650 login = rxvt_malloc ((strlen (arg_a[0]) + 2) * sizeof (char));
1651
1652 login[0] = '-';
1653 strcpy (&login[1], arg_a[0]);
1654 arg_a[0] = login;
1655 }
1656
1657 arg_v = arg_a;
1658 }
1659
1660 iov_a[0] = iov_a[1] = iov_a[2] = pty.tty;
1661 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1662 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1663 command, arg_v, environ, iov_a, 0);
1664 if (login)
1665 free (login);
1666
1667 pty.close_tty ();
1668 return pty.pty;
1669 #endif
1670
1671 return -1;
1672 }
1673
1674 /*----------------------- end-of-file (C source) -----------------------*/