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Revision: 1.141
Committed: Fri Jan 13 04:19:41 2006 UTC (18 years, 4 months ago) by root
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Branch: MAIN
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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 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
346 rs[Rs_display_name] = ":0";
347
348 get_options (r_argc, r_argv);
349
350 if (!(display = displays.get (rs[Rs_display_name])))
351 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
352
353 extract_resources ();
354
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 set_option (Opt_scrollBar, 0);
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 set_environ (envv);
584
585 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
586 free (this->locale);
587 this->locale = setlocale (LC_CTYPE, locale);
588
589 if (!this->locale)
590 {
591 if (*locale)
592 {
593 rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale);
594 setlocale (LC_CTYPE, "C");
595 }
596 else
597 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
598
599 this->locale = "C";
600 }
601
602
603 this->locale = rxvt_strdup (this->locale);
604 SET_LOCALE (this->locale);
605 mbstate.reset ();
606 #endif
607
608 #if HAVE_NL_LANGINFO
609 char *codeset = strdup (nl_langinfo (CODESET));
610 // /^UTF.?8/i
611 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
612 && (codeset[1] == 'T' || codeset[1] == 't')
613 && (codeset[2] == 'F' || codeset[2] == 'f')
614 && (codeset[3] == '8' || codeset[4] == '8');
615 free (codeset);
616 #else
617 enc_utf8 = 0;
618 #endif
619 }
620
621 void
622 rxvt_term::init_xlocale ()
623 {
624 set_environ (envv);
625
626 #ifdef USE_XIM
627 if (!locale)
628 rxvt_warn ("setting locale failed, working without locale support.\n");
629 else
630 {
631 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
632
633 if (!XSupportsLocale ())
634 {
635 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
636 return;
637 }
638
639 im_ev.start (display);
640
641 /* see if we can connect already */
642 im_cb ();
643 }
644 #endif
645 }
646
647 /*----------------------------------------------------------------------*/
648 void
649 rxvt_term::init_command (const char *const *argv)
650 {
651 /*
652 * Initialize the command connection.
653 * This should be called after the X server connection is established.
654 */
655
656 #ifdef META8_OPTION
657 meta_char = OPTION (Opt_meta8) ? 0x80 : C0_ESC;
658 #endif
659
660 get_ourmods ();
661
662 if (!OPTION (Opt_scrollTtyOutput))
663 priv_modes |= PrivMode_TtyOutputInh;
664 if (OPTION (Opt_scrollTtyKeypress))
665 priv_modes |= PrivMode_Keypress;
666 if (!OPTION (Opt_jumpScroll))
667 priv_modes |= PrivMode_smoothScroll;
668
669 #ifndef NO_BACKSPACE_KEY
670 if (strcmp (key_backspace, "DEC") == 0)
671 priv_modes |= PrivMode_HaveBackSpace;
672 #endif
673
674 /* add value for scrollBar */
675 if (scrollbar_visible ())
676 {
677 priv_modes |= PrivMode_scrollBar;
678 SavedModes |= PrivMode_scrollBar;
679 }
680
681 if (menubar_visible ())
682 {
683 priv_modes |= PrivMode_menuBar;
684 SavedModes |= PrivMode_menuBar;
685 }
686
687 run_command (argv);
688 }
689
690 /*----------------------------------------------------------------------*/
691 void
692 rxvt_term::Get_Colours ()
693 {
694 int i;
695
696 #ifdef OFF_FOCUS_FADING
697 pix_colors = pix_colors_focused;
698 #endif
699
700 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
701 {
702 rxvt_color xcol;
703
704 if (!rs[Rs_color + i])
705 continue;
706
707 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
708 {
709 #ifndef XTERM_REVERSE_VIDEO
710 if (i < 2 && OPTION (Opt_reverseVideo))
711 rs[Rs_color + i] = def_colorName[!i];
712 else
713 #endif
714 rs[Rs_color + i] = def_colorName[i];
715
716 if (!rs[Rs_color + i])
717 continue;
718
719 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
720 {
721 switch (i)
722 {
723 case Color_fg:
724 case Color_bg:
725 /* fatal: need bg/fg color */
726 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
727 /* NOTREACHED */
728 break;
729 #ifndef NO_CURSORCOLOR
730 case Color_cursor2:
731 xcol = pix_colors[Color_fg];
732 break;
733 #endif /* ! NO_CURSORCOLOR */
734 case Color_pointer_fg:
735 xcol = pix_colors[Color_fg];
736 break;
737 default:
738 xcol = pix_colors[Color_bg]; /* None */
739 break;
740 }
741 }
742 }
743
744 pix_colors[i] = xcol;
745 SET_PIXCOLOR (i);
746 }
747
748 #ifdef OFF_FOCUS_FADING
749 if (rs[Rs_fade])
750 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
751 pix_colors_unfocused[i] = pix_colors_focused[i].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
752 #endif
753
754 if (display->depth <= 2)
755 {
756 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
757 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
758 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
759 }
760
761 /*
762 * get scrollBar/menuBar shadow colors
763 *
764 * The calculations of topShadow/bottomShadow values are adapted
765 * from the fvwm window manager.
766 */
767 #ifdef KEEP_SCROLLCOLOR
768
769 if (display->depth <= 2)
770 {
771 /* Monochrome */
772 pix_colors[Color_scroll] = pix_colors[Color_fg];
773 pix_colors[Color_topShadow] = pix_colors[Color_bg];
774 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
775 }
776 else
777 {
778 rxvt_color xcol[2];
779 /* xcol[0] == white
780 * xcol[1] == top shadow
781 * xcol[2] == bot shadow */
782
783 xcol[1] = pix_colors[Color_scroll];
784 xcol[0].set (display, 65535, 65535, 65535);
785
786 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
787
788 xcol[0].get (display, pr0, pg0, pb0);
789 xcol[1].get (display, pr1, pg1, pb1);
790
791 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
792
793 /* topShadowColor */
794 if (!xcol[1].set (display,
795 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
796 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
797 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
798 xcol[1] = pix_colors[Color_White];
799
800 pix_colors[Color_topShadow] = xcol[1];
801 }
802 #endif /* KEEP_SCROLLCOLOR */
803 }
804
805 /*----------------------------------------------------------------------*/
806 /* color aliases, fg/bg bright-bold */
807 void
808 rxvt_term::color_aliases (int idx)
809 {
810 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
811 {
812 int i = atoi (rs[Rs_color + idx]);
813
814 if (i >= 8 && i <= 15)
815 { /* bright colors */
816 i -= 8;
817 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
818 return;
819 }
820
821 if (i >= 0 && i <= 7) /* normal colors */
822 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
823 }
824 }
825
826 /*----------------------------------------------------------------------*/
827 /*
828 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
829 * Use resource ``modifier'' to override the Meta modifier
830 */
831 void
832 rxvt_term::get_ourmods ()
833 {
834 int i, j, k;
835 int requestedmeta, realmeta, realalt;
836 const char *cm, *rsmod;
837 XModifierKeymap *map;
838 KeyCode *kc;
839 const unsigned int modmasks[] =
840 {
841 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
842 };
843
844 requestedmeta = realmeta = realalt = 0;
845 rsmod = rs[Rs_modifier];
846
847 if (rsmod
848 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
849 requestedmeta = rsmod[3] - '0';
850
851 map = XGetModifierMapping (display->display);
852 kc = map->modifiermap;
853
854 for (i = 1; i < 6; i++)
855 {
856 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
857
858 for (j = map->max_keypermod; j--; k++)
859 {
860 if (kc[k] == 0)
861 break;
862
863 switch (XKeycodeToKeysym (display->display, kc[k], 0))
864 {
865 case XK_Num_Lock:
866 ModNumLockMask = modmasks[i - 1];
867 continue;
868
869 case XK_ISO_Level3_Shift:
870 ModLevel3Mask = modmasks[i - 1];
871 continue;
872
873 case XK_Meta_L:
874 case XK_Meta_R:
875 cm = "meta";
876 realmeta = i;
877 break;
878
879 case XK_Alt_L:
880 case XK_Alt_R:
881 cm = "alt";
882 realalt = i;
883 break;
884
885 case XK_Super_L:
886 case XK_Super_R:
887 cm = "super";
888 break;
889
890 case XK_Hyper_L:
891 case XK_Hyper_R:
892 cm = "hyper";
893 break;
894
895 default:
896 continue;
897 }
898
899 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
900 requestedmeta = i;
901 }
902 }
903
904 XFreeModifiermap (map);
905
906 i = requestedmeta ? requestedmeta
907 : realmeta ? realmeta
908 : realalt ? realalt
909 : 0;
910
911 if (i)
912 ModMetaMask = modmasks[i - 1];
913 }
914
915 /*----------------------------------------------------------------------*/
916 /* rxvt_Create_Windows () - Open and map the window */
917 void
918 rxvt_term::create_windows (int argc, const char *const *argv)
919 {
920 XClassHint classHint;
921 XWMHints wmHint;
922 #if ENABLE_FRILLS
923 Atom prop = None;
924 MWMHints mwmhints;
925 #endif
926 XGCValues gcvalue;
927 XSetWindowAttributes attributes;
928 XWindowAttributes gattr;
929 Window top, parent;
930 dDisp;
931
932 #ifdef USING_W11LIB
933 /* enable W11 callbacks */
934 W11AddEventHandler (disp, rxvt_W11_process_x_event);
935 #endif
936
937 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
938 XInternAtoms (disp, (char **)xa_names, NUM_XA, False, xa);
939
940 if (OPTION (Opt_transparent))
941 {
942 XGetWindowAttributes (disp, RootWindow (disp, display->screen), &gattr);
943 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
944 }
945
946 #if ENABLE_FRILLS
947 if (OPTION (Opt_borderLess))
948 {
949 prop = XInternAtom(disp, "_MOTIF_WM_INFO", True);
950
951 if (prop == None)
952 {
953 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
954 #ifdef PREFER_24BIT
955 attributes.override_redirect = TRUE;
956 #endif
957 mwmhints.flags = 0;
958 }
959 else
960 {
961 mwmhints.flags = MWM_HINTS_DECORATIONS;
962 mwmhints.decorations = 0;
963 }
964 }
965 else
966 mwmhints.flags = 0;
967 #endif
968
969 /* grab colors before netscape does */
970 Get_Colours ();
971
972 if (!set_fonts ())
973 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
974
975 parent = DefaultRootWindow (disp);
976
977 #if ENABLE_XEMBED
978 if (rs[Rs_embed])
979 {
980 XWindowAttributes wattr;
981
982 parent = strtol (rs[Rs_embed], 0, 0);
983
984 if (!XGetWindowAttributes (disp, parent, &wattr))
985 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
986
987 window_calc (wattr.width, wattr.height);
988 }
989 #endif
990
991 window_calc (0, 0);
992
993 /* sub-window placement & size in rxvt_resize_subwindows () */
994 #ifdef PREFER_24BIT
995 attributes.background_pixel = pix_colors_focused[Color_border];
996 attributes.border_pixel = pix_colors_focused[Color_border];
997 attributes.colormap = display->cmap;
998 top = XCreateWindow (disp, parent,
999 szHint.x, szHint.y,
1000 szHint.width, szHint.height,
1001 ext_bwidth,
1002 display->depth, InputOutput,
1003 display->visual,
1004 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1005 #else
1006 top = XCreateSimpleWindow (disp, parent,
1007 szHint.x, szHint.y,
1008 szHint.width, szHint.height,
1009 ext_bwidth,
1010 pix_colors_focused[Color_border],
1011 pix_colors_focused[Color_border]);
1012 #endif
1013
1014 this->parent[0] = top;
1015
1016 old_width = szHint.width;
1017 old_height = szHint.height;
1018
1019 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1020 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1021
1022 classHint.res_name = (char *)rs[Rs_name];
1023 classHint.res_class = (char *)RESCLASS;
1024
1025 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1026 wmHint.input = True;
1027 wmHint.initial_state = OPTION (Opt_iconic) ? IconicState : NormalState;
1028 wmHint.window_group = top;
1029
1030 XmbSetWMProperties (disp, top, NULL, NULL, (char **)argv, argc,
1031 &szHint, &wmHint, &classHint);
1032
1033 Atom protocols[] = {
1034 xa[XA_WM_DELETE_WINDOW],
1035 #if ENABLE_EWMH
1036 xa[XA_NET_WM_PING],
1037 #endif
1038 };
1039
1040 XSetWMProtocols (disp, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
1041
1042 #if ENABLE_FRILLS
1043 if (rs[Rs_transient_for])
1044 XSetTransientForHint (disp, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
1045 #endif
1046
1047 #if ENABLE_EWMH
1048 long pid = getpid ();
1049
1050 XChangeProperty (disp, top,
1051 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1052 PropModeReplace, (unsigned char *)&pid, 1);
1053
1054 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1055 #endif
1056
1057 XSelectInput (disp, top,
1058 KeyPressMask
1059 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1060 | KeyReleaseMask
1061 #endif
1062 | FocusChangeMask | VisibilityChangeMask
1063 | ExposureMask | StructureNotifyMask);
1064
1065 termwin_ev.start (display, top);
1066
1067 #if ENABLE_FRILLS
1068 if (mwmhints.flags)
1069 XChangeProperty (disp, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
1070 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
1071 #endif
1072
1073 /* vt cursor: Black-on-White is standard, but this is more popular */
1074 TermWin_cursor = XCreateFontCursor (disp, XC_xterm);
1075
1076 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1077 /* cursor (menuBar/scrollBar): Black-on-White */
1078 leftptr_cursor = XCreateFontCursor (disp, XC_left_ptr);
1079 #endif
1080
1081 /* the vt window */
1082 vt = XCreateSimpleWindow (disp, top,
1083 window_vt_x,
1084 window_vt_y,
1085 width,
1086 height,
1087 0,
1088 pix_colors_focused[Color_fg],
1089 pix_colors_focused[Color_bg]);
1090 #ifdef DEBUG_X
1091 XStoreName (disp, vt, "vt window");
1092 #endif
1093
1094 attributes.bit_gravity = NorthWestGravity;
1095 XChangeWindowAttributes (disp, vt, CWBitGravity, &attributes);
1096
1097 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1098
1099 if (OPTION (Opt_pointerBlank)
1100 #ifdef ENABLE_PERL
1101 || perl.self
1102 #endif
1103 )
1104 vt_emask |= PointerMotionMask;
1105 else
1106 vt_emask |= Button1MotionMask | Button3MotionMask;
1107
1108 XSelectInput (disp, vt, vt_emask);
1109 vt_ev.start (display, vt);
1110
1111 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1112 if (menuBar_height ())
1113 {
1114 menuBar.win = XCreateSimpleWindow (disp, top,
1115 window_vt_x, 0,
1116 width,
1117 menuBar_TotalHeight (),
1118 0,
1119 pix_colors_focused[Color_fg],
1120 pix_colors_focused[Color_scroll]);
1121
1122 #ifdef DEBUG_X
1123 XStoreName (disp, menuBar.win, "menubar");
1124 #endif
1125
1126 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1127
1128 XDefineCursor (disp, menuBar.win,
1129 XCreateFontCursor (disp, XC_left_ptr));
1130
1131 XSelectInput (disp, menuBar.win,
1132 (ExposureMask | ButtonPressMask | ButtonReleaseMask | Button1MotionMask));
1133 menubar_ev.start (display, menuBar.win);
1134 }
1135 #endif
1136
1137 #ifdef XPM_BACKGROUND
1138 if (rs[Rs_backgroundPixmap] != NULL
1139 && ! OPTION (Opt_transparent))
1140 {
1141 const char *p = rs[Rs_backgroundPixmap];
1142
1143 if ((p = strchr (p, ';')) != NULL)
1144 {
1145 p++;
1146 scale_pixmap (p);
1147 }
1148
1149 set_bgPixmap (rs[Rs_backgroundPixmap]);
1150 scr_touch (true);
1151 }
1152 #endif
1153
1154 /* graphics context for the vt window */
1155 gcvalue.foreground = pix_colors[Color_fg];
1156 gcvalue.background = pix_colors[Color_bg];
1157 gcvalue.graphics_exposures = 1;
1158 gc = XCreateGC (disp, vt,
1159 GCForeground | GCBackground | GCGraphicsExposures,
1160 &gcvalue);
1161
1162 drawable = new rxvt_drawable (display, vt);
1163
1164 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1165 gcvalue.foreground = pix_colors[Color_topShadow];
1166 topShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1167 gcvalue.foreground = pix_colors[Color_bottomShadow];
1168 botShadowGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1169 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1170 scrollbarGC = XCreateGC (disp, vt, GCForeground, &gcvalue);
1171 #endif
1172
1173 #ifdef OFF_FOCUS_FADING
1174 // initially we are in unfocused state
1175 if (rs[Rs_fade])
1176 pix_colors = pix_colors_unfocused;
1177 #endif
1178
1179 pointer_unblank ();
1180 scr_recolour ();
1181
1182 #if ENABLE_XEMBED
1183 if (rs[Rs_embed])
1184 {
1185 long info[2] = { 0, XEMBED_MAPPED };
1186
1187 XChangeProperty (disp, parent, xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
1188 32, PropModeReplace, (unsigned char *)&info, 2);
1189 }
1190 #endif
1191 }
1192
1193 /* ------------------------------------------------------------------------- *
1194 * GET TTY CURRENT STATE *
1195 * ------------------------------------------------------------------------- */
1196 void
1197 rxvt_get_ttymode (ttymode_t *tio, int erase)
1198 {
1199 #ifdef HAVE_TERMIOS_H
1200 /*
1201 * standard System V termios interface
1202 */
1203 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1204 {
1205 // return error - use system defaults,
1206 // where possible, and zero elsewhere
1207 memset (tio, 0, sizeof (ttymode_t));
1208
1209 tio->c_cc[VINTR] = CINTR;
1210 tio->c_cc[VQUIT] = CQUIT;
1211 tio->c_cc[VERASE] = CERASE;
1212 #ifdef VERASE2
1213 tio->c_cc[VERASE2] = CERASE2;
1214 #endif
1215 tio->c_cc[VKILL] = CKILL;
1216 tio->c_cc[VSTART] = CSTART;
1217 tio->c_cc[VSTOP] = CSTOP;
1218 tio->c_cc[VSUSP] = CSUSP;
1219 # ifdef VDSUSP
1220 tio->c_cc[VDSUSP] = CDSUSP;
1221 # endif
1222 # ifdef VREPRINT
1223 tio->c_cc[VREPRINT] = CRPRNT;
1224 # endif
1225 # ifdef VDISCRD
1226 tio->c_cc[VDISCRD] = CFLUSH;
1227 # endif
1228 # ifdef VWERSE
1229 tio->c_cc[VWERSE] = CWERASE;
1230 # endif
1231 # ifdef VLNEXT
1232 tio->c_cc[VLNEXT] = CLNEXT;
1233 # endif
1234 }
1235
1236 tio->c_cc[VEOF] = CEOF;
1237 tio->c_cc[VEOL] = VDISABLE;
1238 # ifdef VEOL2
1239 tio->c_cc[VEOL2] = VDISABLE;
1240 # endif
1241 # ifdef VSWTC
1242 tio->c_cc[VSWTC] = VDISABLE;
1243 # endif
1244 # ifdef VSWTCH
1245 tio->c_cc[VSWTCH] = VDISABLE;
1246 # endif
1247 # if VMIN != VEOF
1248 tio->c_cc[VMIN] = 1;
1249 # endif
1250 # if VTIME != VEOL
1251 tio->c_cc[VTIME] = 0;
1252 # endif
1253
1254 if (erase != -1)
1255 tio->c_cc[VERASE] = (char)erase;
1256
1257 /* input modes */
1258 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1259 # ifdef IMAXBEL
1260 | IMAXBEL
1261 # endif
1262 | IXON);
1263
1264 /* output modes */
1265 tio->c_oflag = (OPOST | ONLCR);
1266
1267 /* control modes */
1268 tio->c_cflag = (CS8 | CREAD);
1269
1270 /* line discipline modes */
1271 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1272 # if defined (ECHOCTL) && defined (ECHOKE)
1273 | ECHOCTL | ECHOKE
1274 # endif
1275 | ECHOE | ECHOK);
1276 # else /* HAVE_TERMIOS_H */
1277
1278 /*
1279 * sgtty interface
1280 */
1281
1282 /* get parameters -- gtty */
1283 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1284 {
1285 tio->sg.sg_erase = CERASE; /* ^H */
1286 tio->sg.sg_kill = CKILL; /* ^U */
1287 }
1288
1289 if (erase != -1)
1290 tio->sg.sg_erase = (char)erase;
1291
1292 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1293
1294 /* get special characters */
1295 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1296 {
1297 tio->tc.t_intrc = CINTR; /* ^C */
1298 tio->tc.t_quitc = CQUIT; /* ^\ */
1299 tio->tc.t_startc = CSTART; /* ^Q */
1300 tio->tc.t_stopc = CSTOP; /* ^S */
1301 tio->tc.t_eofc = CEOF; /* ^D */
1302 tio->tc.t_brkc = -1;
1303 }
1304
1305 /* get local special chars */
1306 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1307 {
1308 tio->lc.t_suspc = CSUSP; /* ^Z */
1309 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1310 tio->lc.t_rprntc = CRPRNT; /* ^R */
1311 tio->lc.t_flushc = CFLUSH; /* ^O */
1312 tio->lc.t_werasc = CWERASE; /* ^W */
1313 tio->lc.t_lnextc = CLNEXT; /* ^V */
1314 }
1315 /* get line discipline */
1316 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1317 # ifdef NTTYDISC
1318 tio->line = NTTYDISC;
1319 # endif /* NTTYDISC */
1320
1321 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1322 #endif /* HAVE_TERMIOS_H */
1323
1324 /*
1325 * Debugging
1326 */
1327 #ifdef DEBUG_TTYMODE
1328 #ifdef HAVE_TERMIOS_H
1329 /* c_iflag bits */
1330 fprintf (stderr, "Input flags\n");
1331
1332 /* cpp token stringize doesn't work on all machines <sigh> */
1333 # define FOO(flag,name) \
1334 if ((tio->c_iflag) & flag) \
1335 fprintf (stderr, "%s ", name)
1336
1337 /* c_iflag bits */
1338 FOO (IGNBRK, "IGNBRK");
1339 FOO (BRKINT, "BRKINT");
1340 FOO (IGNPAR, "IGNPAR");
1341 FOO (PARMRK, "PARMRK");
1342 FOO (INPCK, "INPCK");
1343 FOO (ISTRIP, "ISTRIP");
1344 FOO (INLCR, "INLCR");
1345 FOO (IGNCR, "IGNCR");
1346 FOO (ICRNL, "ICRNL");
1347 FOO (IXON, "IXON");
1348 FOO (IXOFF, "IXOFF");
1349 # ifdef IUCLC
1350 FOO (IUCLC, "IUCLC");
1351 # endif
1352 # ifdef IXANY
1353 FOO (IXANY, "IXANY");
1354 # endif
1355 # ifdef IMAXBEL
1356 FOO (IMAXBEL, "IMAXBEL");
1357 # endif
1358
1359 fprintf (stderr, "\n");
1360
1361 # undef FOO
1362 # define FOO(entry, name) \
1363 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1364
1365 FOO (VINTR, "VINTR");
1366 FOO (VQUIT, "VQUIT");
1367 FOO (VERASE, "VERASE");
1368 FOO (VKILL, "VKILL");
1369 FOO (VEOF, "VEOF");
1370 FOO (VEOL, "VEOL");
1371 # ifdef VEOL2
1372 FOO (VEOL2, "VEOL2");
1373 # endif
1374 # ifdef VSWTC
1375 FOO (VSWTC, "VSWTC");
1376 # endif
1377 # ifdef VSWTCH
1378 FOO (VSWTCH, "VSWTCH");
1379 # endif
1380 FOO (VSTART, "VSTART");
1381 FOO (VSTOP, "VSTOP");
1382 FOO (VSUSP, "VSUSP");
1383 # ifdef VDSUSP
1384 FOO (VDSUSP, "VDSUSP");
1385 # endif
1386 # ifdef VREPRINT
1387 FOO (VREPRINT, "VREPRINT");
1388 # endif
1389 # ifdef VDISCRD
1390 FOO (VDISCRD, "VDISCRD");
1391 # endif
1392 # ifdef VWERSE
1393 FOO (VWERSE, "VWERSE");
1394 # endif
1395 # ifdef VLNEXT
1396 FOO (VLNEXT, "VLNEXT");
1397 # endif
1398
1399 fprintf (stderr, "\n");
1400 # undef FOO
1401 # endif /* HAVE_TERMIOS_H */
1402 #endif /* DEBUG_TTYMODE */
1403 }
1404
1405 /*----------------------------------------------------------------------*/
1406 /*
1407 * Run the command in a subprocess and return a file descriptor for the
1408 * master end of the pseudo-teletype pair with the command talking to
1409 * the slave.
1410 */
1411 void
1412 rxvt_term::run_command (const char *const *argv)
1413 {
1414 #if ENABLE_FRILLS
1415 if (rs[Rs_pty_fd])
1416 {
1417 pty.pty = atoi (rs[Rs_pty_fd]);
1418
1419 if (pty.pty >= 0)
1420 {
1421 if (getfd_hook)
1422 pty.pty = (*getfd_hook) (pty.pty);
1423
1424 if (pty.pty < 0 || fcntl (pty.pty, F_SETFL, O_NONBLOCK))
1425 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1426 }
1427 }
1428 else
1429 #endif
1430 if (!pty.get ())
1431 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1432
1433 pty.set_utf8_mode (enc_utf8);
1434
1435 /* set initial window size */
1436 tt_winch ();
1437
1438 int er;
1439
1440 #ifndef NO_BACKSPACE_KEY
1441 if (key_backspace[0] && !key_backspace[1])
1442 er = key_backspace[0];
1443 else if (strcmp (key_backspace, "DEC") == 0)
1444 er = '\177'; /* the initial state anyway */
1445 else
1446 #endif
1447 er = -1;
1448
1449 rxvt_get_ttymode (&tio, er);
1450
1451 #if ENABLE_FRILLS
1452 if (rs[Rs_pty_fd])
1453 return;
1454 #endif
1455
1456 #ifndef __QNX__
1457 /* spin off the command interpreter */
1458 switch (cmd_pid = fork ())
1459 {
1460 case -1:
1461 {
1462 cmd_pid = 0;
1463 rxvt_fatal ("can't fork, aborting.\n");
1464 }
1465 case 0:
1466 init_env ();
1467
1468 if (!pty.make_controlling_tty ())
1469 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1470 else
1471 {
1472 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1473 dup2 (pty.tty, STDIN_FILENO);
1474 dup2 (pty.tty, STDOUT_FILENO);
1475 dup2 (pty.tty, STDERR_FILENO);
1476
1477 // close all our file handles that we do no longer need
1478 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1479 {
1480 if ((*t)->pty.pty > 2) close ((*t)->pty.pty);
1481 if ((*t)->pty.tty > 2) close ((*t)->pty.tty);
1482 }
1483
1484 run_child (argv);
1485 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1486 }
1487
1488 _exit (EXIT_FAILURE);
1489
1490 default:
1491 {
1492 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1493 int fdstdin;
1494
1495 fdstdin = dup (STDIN_FILENO);
1496 dup2 (pty.tty, STDIN_FILENO);
1497 #endif
1498
1499 #ifdef UTMP_SUPPORT
1500 privileged_utmp (SAVE);
1501 #endif
1502
1503 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1504
1505 dup2 (fdstdin, STDIN_FILENO);
1506 close (fdstdin);
1507 #endif
1508 }
1509
1510 pty.close_tty (); /* keep STDERR_FILENO, pty.pty, display->fd () open */
1511 break;
1512 }
1513 #else /* __QNX__ uses qnxspawn () */
1514 fchmod (pty.tty, 0622);
1515 fcntl (pty.tty, F_SETFD, FD_CLOEXEC);
1516 fcntl (pty.pty, F_SETFD, FD_CLOEXEC);
1517
1518 if (run_child (argv) == -1)
1519 exit (EXIT_FAILURE);
1520 #endif
1521 }
1522
1523 /* ------------------------------------------------------------------------- *
1524 * CHILD PROCESS OPERATIONS *
1525 * ------------------------------------------------------------------------- */
1526 /*
1527 * The only open file descriptor is the slave tty - so no error messages.
1528 * returns are fatal
1529 */
1530 int
1531 rxvt_term::run_child (const char *const *argv)
1532 {
1533 char *login;
1534
1535 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1536
1537 if (OPTION (Opt_console))
1538 { /* be virtual console, fail silently */
1539 #ifdef TIOCCONS
1540 unsigned int on = 1;
1541
1542 ioctl (STDIN_FILENO, TIOCCONS, &on);
1543 #elif defined (SRIOCSREDIR)
1544 int fd;
1545
1546 fd = open (CONSOLE, O_WRONLY, 0);
1547 if (fd >= 0)
1548 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1549 close (fd);
1550 #endif /* SRIOCSREDIR */
1551 }
1552
1553 /* reset signals and spin off the command interpreter */
1554 signal (SIGINT, SIG_DFL);
1555 signal (SIGQUIT, SIG_DFL);
1556 signal (SIGCHLD, SIG_DFL);
1557 signal (SIGHUP, SIG_DFL);
1558 signal (SIGPIPE, SIG_DFL);
1559 /*
1560 * mimick login's behavior by disabling the job control signals
1561 * a shell that wants them can turn them back on
1562 */
1563 #ifdef SIGTSTP
1564 signal (SIGTSTP, SIG_IGN);
1565 signal (SIGTTIN, SIG_IGN);
1566 signal (SIGTTOU, SIG_IGN);
1567 #endif /* SIGTSTP */
1568
1569 // unblock signals (signals are blocked by iom.C
1570 sigset_t ss;
1571 sigemptyset (&ss);
1572 sigprocmask (SIG_SETMASK, &ss, 0);
1573
1574 #ifndef __QNX__
1575 /* command interpreter path */
1576 if (argv != NULL)
1577 {
1578 # ifdef DEBUG_CMD
1579 int i;
1580
1581 for (i = 0; argv[i]; i++)
1582 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1583 # endif
1584
1585 execvp (argv[0], (char *const *)argv);
1586 /* no error message: STDERR is closed! */
1587 }
1588 else
1589 {
1590 const char *argv0, *shell;
1591
1592 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1593 shell = "/bin/sh";
1594
1595 argv0 = (const char *)rxvt_r_basename (shell);
1596
1597 if (OPTION (Opt_loginShell))
1598 {
1599 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1600
1601 login[0] = '-';
1602 strcpy (&login[1], argv0);
1603 argv0 = login;
1604 }
1605
1606 execlp (shell, argv0, NULL);
1607 /* no error message: STDERR is closed! */
1608 }
1609
1610 #else /* __QNX__ uses qnxspawn () */
1611
1612 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1613 char *command = NULL, fullcommand[_MAX_PATH];
1614 char **arg_v, *arg_a[2] = { NULL, NULL };
1615
1616 if (argv != NULL)
1617 {
1618 if (access (argv[0], X_OK) == -1)
1619 {
1620 if (strchr (argv[0], '/') == NULL)
1621 {
1622 searchenv (argv[0], "PATH", fullcommand);
1623
1624 if (fullcommand[0] != '\0')
1625 command = fullcommand;
1626 }
1627
1628 if (access (command, X_OK) == -1)
1629 return -1;
1630 }
1631 else
1632 command = argv[0];
1633
1634 arg_v = argv;
1635 }
1636 else
1637 {
1638 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1639 command = "/bin/sh";
1640
1641 arg_a[0] = my_basename (command);
1642
1643 if (OPTION (Opt_loginShell))
1644 {
1645 login = rxvt_malloc ((strlen (arg_a[0]) + 2) * sizeof (char));
1646
1647 login[0] = '-';
1648 strcpy (&login[1], arg_a[0]);
1649 arg_a[0] = login;
1650 }
1651
1652 arg_v = arg_a;
1653 }
1654
1655 iov_a[0] = iov_a[1] = iov_a[2] = pty.tty;
1656 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1657 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1658 command, arg_v, environ, iov_a, 0);
1659 if (login)
1660 free (login);
1661
1662 pty.close_tty ();
1663 return pty.pty;
1664 #endif
1665
1666 return -1;
1667 }
1668
1669 /*----------------------- end-of-file (C source) -----------------------*/