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Revision: 1.97
Committed: Wed Dec 15 00:12:58 2004 UTC (19 years, 5 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.96: +19 -12 lines
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# Content
1 /*--------------------------------*-C-*---------------------------------*
2 * File: init.C
3 *----------------------------------------------------------------------*
4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version
8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
9 * - extensive modifications
10 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
11 * - extensive modifications
12 * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com>
13 * - QNX support
14 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 *---------------------------------------------------------------------*/
30 /*
31 * Initialisation routines.
32 */
33
34 #include "../config.h" /* NECESSARY */
35 #include "rxvt.h" /* NECESSARY */
36 #include "init.h"
37
38 #include <signal.h>
39
40 const char *const def_colorName[] =
41 {
42 COLOR_FOREGROUND,
43 COLOR_BACKGROUND,
44 /* low-intensity colors */
45 "Black", /* 0: black (#000000) */
46 #ifndef NO_BRIGHTCOLOR
47 "Red3", /* 1: red (#CD0000) */
48 "Green3", /* 2: green (#00CD00) */
49 "Yellow3", /* 3: yellow (#CDCD00) */
50 "Blue3", /* 4: blue (#0000CD) */
51 "Magenta3", /* 5: magenta (#CD00CD) */
52 "Cyan3", /* 6: cyan (#00CDCD) */
53 # ifdef XTERM_COLORS
54 "Grey90", /* 7: white (#E5E5E5) */
55 # else
56 "AntiqueWhite", /* 7: white (#FAEBD7) */
57 # endif
58 /* high-intensity colors */
59 # ifdef XTERM_COLORS
60 "Grey30", /* 8: bright black (#4D4D4D) */
61 # else
62 "Grey25", /* 8: bright black (#404040) */
63 # endif
64 #endif /* NO_BRIGHTCOLOR */
65 "Red", /* 1/9: bright red (#FF0000) */
66 "Green", /* 2/10: bright green (#00FF00) */
67 "Yellow", /* 3/11: bright yellow (#FFFF00) */
68 "Blue", /* 4/12: bright blue (#0000FF) */
69 "Magenta", /* 5/13: bright magenta (#FF00FF) */
70 "Cyan", /* 6/14: bright cyan (#00FFFF) */
71 "White", /* 7/15: bright white (#FFFFFF) */
72
73 // 88 xterm colours
74 "rgb:00/00/00",
75 "rgb:00/00/8b",
76 "rgb:00/00/cd",
77 "rgb:00/00/ff",
78 "rgb:00/8b/00",
79 "rgb:00/8b/8b",
80 "rgb:00/8b/cd",
81 "rgb:00/8b/ff",
82 "rgb:00/cd/00",
83 "rgb:00/cd/8b",
84 "rgb:00/cd/cd",
85 "rgb:00/cd/ff",
86 "rgb:00/ff/00",
87 "rgb:00/ff/8b",
88 "rgb:00/ff/cd",
89 "rgb:00/ff/ff",
90 "rgb:8b/00/00",
91 "rgb:8b/00/8b",
92 "rgb:8b/00/cd",
93 "rgb:8b/00/ff",
94 "rgb:8b/8b/00",
95 "rgb:8b/8b/8b",
96 "rgb:8b/8b/cd",
97 "rgb:8b/8b/ff",
98 "rgb:8b/cd/00",
99 "rgb:8b/cd/8b",
100 "rgb:8b/cd/cd",
101 "rgb:8b/cd/ff",
102 "rgb:8b/ff/00",
103 "rgb:8b/ff/8b",
104 "rgb:8b/ff/cd",
105 "rgb:8b/ff/ff",
106 "rgb:cd/00/00",
107 "rgb:cd/00/8b",
108 "rgb:cd/00/cd",
109 "rgb:cd/00/ff",
110 "rgb:cd/8b/00",
111 "rgb:cd/8b/8b",
112 "rgb:cd/8b/cd",
113 "rgb:cd/8b/ff",
114 "rgb:cd/cd/00",
115 "rgb:cd/cd/8b",
116 "rgb:cd/cd/cd",
117 "rgb:cd/cd/ff",
118 "rgb:cd/ff/00",
119 "rgb:cd/ff/8b",
120 "rgb:cd/ff/cd",
121 "rgb:cd/ff/ff",
122 "rgb:ff/00/00",
123 "rgb:ff/00/8b",
124 "rgb:ff/00/cd",
125 "rgb:ff/00/ff",
126 "rgb:ff/8b/00",
127 "rgb:ff/8b/8b",
128 "rgb:ff/8b/cd",
129 "rgb:ff/8b/ff",
130 "rgb:ff/cd/00",
131 "rgb:ff/cd/8b",
132 "rgb:ff/cd/cd",
133 "rgb:ff/cd/ff",
134 "rgb:ff/ff/00",
135 "rgb:ff/ff/8b",
136 "rgb:ff/ff/cd",
137 "rgb:ff/ff/ff",
138 "rgb:2e/2e/2e",
139 "rgb:5c/5c/5c",
140 "rgb:73/73/73",
141 "rgb:8b/8b/8b",
142 "rgb:a2/a2/a2",
143 "rgb:b9/b9/b9",
144 "rgb:d0/d0/d0",
145 "rgb:e7/e7/e7",
146
147 #ifndef NO_CURSORCOLOR
148 COLOR_CURSOR_BACKGROUND,
149 COLOR_CURSOR_FOREGROUND,
150 #endif /* ! NO_CURSORCOLOR */
151 NULL, /* Color_pointer_fg */
152 NULL, /* Color_pointer_bg */
153 NULL, /* Color_border */
154 #ifndef NO_BOLD_UNDERLINE_REVERSE
155 NULL, /* Color_BD */
156 NULL, /* Color_IT */
157 NULL, /* Color_UL */
158 NULL, /* Color_RV */
159 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
160 #ifdef OPTION_HC
161 NULL,
162 #endif
163 #ifdef KEEP_SCROLLCOLOR
164 COLOR_SCROLLBAR,
165 COLOR_SCROLLTROUGH,
166 #endif /* KEEP_SCROLLCOLOR */
167 #if TINTING
168 NULL,
169 #endif
170 };
171
172 const char *const xa_names[] =
173 {
174 "TEXT",
175 "COMPOUND_TEXT",
176 "UTF8_STRING",
177 "MULTIPLE",
178 "TARGETS",
179 "TIMESTAMP",
180 "VT_SELECTION",
181 "INCR",
182 "WM_DELETE_WINDOW",
183 "CLIPBOARD",
184 #if ENABLE_FRILLS
185 "_NET_WM_PID",
186 "_MOTIF_WM_HINTS",
187 "_NET_WM_NAME",
188 "_NET_WM_ICON_NAME",
189 #endif
190 #if USE_XIM
191 "WM_LOCALE_NAME",
192 #endif
193 #ifdef TRANSPARENT
194 "_XROOTPMAP_ID",
195 "_XSETROOT_ID",
196 #endif
197 #ifdef OFFIX_DND
198 "DndProtocol",
199 "DndSelection",
200 #endif
201 };
202
203 bool
204 rxvt_term::init_vars ()
205 {
206 sw_term.start (SIGTERM);
207
208 pix_colors_focused = new rxvt_color [TOTAL_COLORS];
209 #ifdef OFF_FOCUS_FADING
210 pix_colors_unfocused = new rxvt_color [TOTAL_COLORS];
211 #endif
212 pix_colors = pix_colors_focused;
213
214 if (pix_colors == NULL)
215 return false;
216
217 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
218 TermWin.pixmap = None;
219 #endif
220
221 MEvent.time = CurrentTime;
222 MEvent.button = AnyButton;
223 options = DEFAULT_OPTIONS;
224 want_refresh = 1;
225 cmd_pid = -1;
226 pty.pty = pty.tty = -1;
227 priv_modes = SavedModes = PrivMode_Default;
228 TermWin.focus = 0;
229 TermWin.ncol = 80;
230 TermWin.nrow = 24;
231 TermWin.int_bwidth = INTERNALBORDERWIDTH;
232 TermWin.ext_bwidth = EXTERNALBORDERWIDTH;
233 TermWin.lineSpace = LINESPACE;
234 TermWin.saveLines = SAVELINES;
235 numpix_colors = TOTAL_COLORS;
236
237 refresh_limit = 1;
238 refresh_type = SLOW_REFRESH;
239 prev_nrow = prev_ncol = 0;
240
241 oldcursor.row = oldcursor.col = -1;
242 #ifdef XPM_BACKGROUND
243 /* bgPixmap.w = bgPixmap.h = 0; */
244 bgPixmap.x = bgPixmap.y = 50;
245 bgPixmap.pixmap = None;
246 #endif
247
248 last_bot = last_state = -1;
249
250 #ifdef MENUBAR
251 menu_readonly = 1;
252 # if ! (MENUBAR_MAX > 1)
253 CurrentBar = & (BarList);
254 # endif /* (MENUBAR_MAX > 1) */
255 #endif
256
257 return true;
258 }
259
260 void
261 rxvt_term::init_secondary ()
262 {
263 int i;
264
265 /*
266 * Close all unused file descriptors
267 * We don't want them, we don't need them.
268 */
269 if ((i = open ("/dev/null", O_RDONLY)) < 0)
270 {
271 /* TODO: BOO HISS */
272 dup2 (STDERR_FILENO, STDIN_FILENO);
273 }
274 else if (i > STDIN_FILENO)
275 {
276 dup2 (i, STDIN_FILENO);
277 close (i);
278 }
279
280 dup2 (STDERR_FILENO, STDOUT_FILENO);
281
282 #if 0 // schmorp sayz closing filies is murder
283 for (i = STDERR_FILENO + 1; i < num_fds; i++)
284 {
285 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
286 if (i == 4 || i == 7)
287 continue;
288 #endif
289 close (i);
290 }
291 #endif
292 }
293
294 /*----------------------------------------------------------------------*/
295 const char **
296 rxvt_term::init_resources (int argc, const char *const *argv)
297 {
298 int i, r_argc;
299 char *val;
300 const char **cmd_argv, **r_argv;
301
302 /*
303 * Look for -exec option. Find => split and make cmd_argv[] of command args
304 */
305 for (r_argc = 0; r_argc < argc; r_argc++)
306 if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec"))
307 break;
308
309 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
310
311 for (i = 0; i < r_argc; i++)
312 r_argv[i] = (const char *)argv[i];
313
314 r_argv[i] = NULL;
315
316 if (r_argc == argc)
317 cmd_argv = NULL;
318 else
319 {
320 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
321
322 for (i = 0; i < argc - r_argc - 1; i++)
323 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
324
325 cmd_argv[i] = NULL;
326 }
327
328 rs[Rs_name] = rxvt_r_basename (argv[0]);
329
330 /*
331 * Open display, get options/resources and create the window
332 */
333 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
334 rs[Rs_display_name] = ":0";
335
336 get_options (r_argc, r_argv);
337 free (r_argv);
338
339 #ifdef LOCAL_X_IS_UNIX
340 if (rs[Rs_display_name][0] == ':')
341 {
342 val = rxvt_malloc (5 + strlen (rs[Rs_display_name]));
343 strcpy (val, "unix");
344 strcat (val, rs[Rs_display_name]);
345 display = displays.get (val);
346 free (val);
347 }
348 #endif
349
350 if (!display
351 && ! (display = displays.get (rs[Rs_display_name])))
352 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
353
354 extract_resources (display->display, rs[Rs_name]);
355
356 /*
357 * set any defaults not already set
358 */
359 if (cmd_argv && cmd_argv[0])
360 {
361 if (!rs[Rs_title])
362 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
363 if (!rs[Rs_iconName])
364 rs[Rs_iconName] = rs[Rs_title];
365 }
366 else
367 {
368 if (!rs[Rs_title])
369 rs[Rs_title] = rs[Rs_name];
370 if (!rs[Rs_iconName])
371 rs[Rs_iconName] = rs[Rs_name];
372 }
373
374 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
375 TermWin.saveLines = BOUND_POSITIVE_INT16 (i);
376
377 #if ENABLE_FRILLS
378 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
379 TermWin.int_bwidth = min (i, 100); /* arbitrary limit */
380 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
381 TermWin.ext_bwidth = min (i, 100); /* arbitrary limit */
382 #endif
383
384 #ifndef NO_LINESPACE
385 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
386 TermWin.lineSpace = min (i, 100); /* arbitrary limit */
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 (!TermWin.saveLines)
398 options &= ~Opt_scrollBar;
399
400 #ifdef PRINTPIPE
401 if (!rs[Rs_print_pipe])
402 rs[Rs_print_pipe] = PRINTPIPE;
403 #endif
404
405 if (!rs[Rs_cutchars])
406 rs[Rs_cutchars] = CUTCHARS;
407
408 #ifndef NO_BACKSPACE_KEY
409 if (!rs[Rs_backspace_key])
410 # ifdef DEFAULT_BACKSPACE
411 key_backspace = DEFAULT_BACKSPACE;
412 # else
413 key_backspace = "DEC"; /* can toggle between \010 or \177 */
414 # endif
415 else
416 {
417 val = strdup (rs[Rs_backspace_key]);
418 rxvt_Str_trim (val);
419 rxvt_Str_escaped (val);
420 key_backspace = val;
421 }
422 #endif
423
424 #ifndef NO_DELETE_KEY
425 if (!rs[Rs_delete_key])
426 # ifdef DEFAULT_DELETE
427 key_delete = DEFAULT_DELETE;
428 # else
429 key_delete = "\033[3~";
430 # endif
431 else
432 {
433 val = strdup (rs[Rs_delete_key]);
434 rxvt_Str_trim (val);
435 rxvt_Str_escaped (val);
436 key_delete = val;
437 }
438 #endif
439 if (rs[Rs_answerbackstring])
440 {
441 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
442 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
443 }
444
445 #ifdef HAVE_SCROLLBARS
446 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
447 #endif
448
449 #ifdef XTERM_REVERSE_VIDEO
450 /* this is how xterm implements reverseVideo */
451 if (options & 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 (options & Opt_reverseVideo)
467 SWAP_IT (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
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)TermWin.parent[0]))) */
528 for (i = 0, u = (unsigned int)TermWin.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)TermWin.parent[0]);
535
536 /* add entries to the environment:
537 * @ DISPLAY: in case we started with -display
538 * @ WINDOWID: X window id number of the window
539 * @ COLORTERM: terminal sub-name and also indicates its color
540 * @ TERM: terminal name
541 * @ TERMINFO: path to terminfo directory
542 * @ COLORFGBG: fg;bg color codes
543 */
544 putenv (env_display);
545 putenv (env_windowid);
546 if (env_colorfgbg)
547 putenv (env_colorfgbg);
548
549 #ifdef RXVT_TERMINFO
550 putenv ("TERMINFO=" RXVT_TERMINFO);
551 #endif
552
553 if (display->depth <= 2)
554 putenv ("COLORTERM=" COLORTERMENV "-mono");
555 else
556 putenv ("COLORTERM=" COLORTERMENVFULL);
557
558 if (rs[Rs_term_name] != NULL)
559 {
560 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
561 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
562 putenv (env_term);
563 }
564 else
565 putenv ("TERM=" TERMENV);
566
567 #ifdef HAVE_UNSETENV
568 /* avoid passing old settings and confusing term size */
569 unsetenv ("LINES");
570 unsetenv ("COLUMNS");
571 unsetenv ("TERMCAP"); /* terminfo should be okay */
572 #endif /* HAVE_UNSETENV */
573 }
574
575 /*----------------------------------------------------------------------*/
576 /*
577 * This is more or less stolen straight from XFree86 xterm.
578 * This should support all European type languages.
579 */
580 void
581 rxvt_term::set_locale (const char *locale)
582 {
583 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
584 free (this->locale);
585 this->locale = setlocale (LC_CTYPE, locale);
586
587 if (!this->locale)
588 {
589 if (*locale)
590 {
591 rxvt_warn ("unable to set locale \"%s\", using default locale instead.\n", locale);
592 setlocale (LC_CTYPE, "");
593 }
594 else
595 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
596
597 this->locale = "";
598 }
599
600
601 this->locale = rxvt_strdup (this->locale);
602 SET_LOCALE (this->locale);
603 mbstate.reset ();
604 #endif
605
606 #if 0
607 #if HAVE_NL_LANGINFO
608 char *codeset = strdup (nl_langinfo (CODESET));
609 enc_utf8 = !strcasecmp (codeset, "UTF-8")
610 || !strcasecmp (codeset, "UTF8");
611 free (codeset);
612 #else
613 enc_utf8 = 0;
614 #endif
615 #endif
616 }
617
618 void
619 rxvt_term::init_xlocale ()
620 {
621 #ifdef USE_XIM
622 if (!locale)
623 rxvt_warn ("setting locale failed, working without locale support.\n");
624 else
625 {
626 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
627
628 if (!XSupportsLocale ())
629 {
630 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
631 return;
632 }
633
634 im_ev.start (display);
635
636 /* see if we can connect already */
637 im_cb ();
638 }
639 #endif
640 }
641
642 /*----------------------------------------------------------------------*/
643 void
644 rxvt_term::init_command (const char *const *argv)
645 {
646 /*
647 * Initialize the command connection.
648 * This should be called after the X server connection is established.
649 */
650
651 #ifdef META8_OPTION
652 meta_char = (options & Opt_meta8 ? 0x80 : C0_ESC);
653 #endif
654
655 get_ourmods ();
656
657 if (!(options & Opt_scrollTtyOutput))
658 priv_modes |= PrivMode_TtyOutputInh;
659 if (options & Opt_scrollTtyKeypress)
660 priv_modes |= PrivMode_Keypress;
661 if (!(options & Opt_jumpScroll))
662 priv_modes |= PrivMode_smoothScroll;
663
664 #ifndef NO_BACKSPACE_KEY
665 if (strcmp (key_backspace, "DEC") == 0)
666 priv_modes |= PrivMode_HaveBackSpace;
667 #endif
668
669 /* add value for scrollBar */
670 if (scrollbar_visible ())
671 {
672 priv_modes |= PrivMode_scrollBar;
673 SavedModes |= PrivMode_scrollBar;
674 }
675 if (menubar_visible ())
676 {
677 priv_modes |= PrivMode_menuBar;
678 SavedModes |= PrivMode_menuBar;
679 }
680
681 #ifdef CURSOR_BLINK
682 if (options & Opt_cursorBlink)
683 (void)gettimeofday (&lastcursorchange, NULL);
684 #endif
685
686 run_command (argv);
687 }
688
689 /*----------------------------------------------------------------------*/
690 void
691 rxvt_term::Get_Colours ()
692 {
693 int i;
694
695 #ifdef OFF_FOCUS_FADING
696 pix_colors = pix_colors_focused;
697 #endif
698
699 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
700 {
701 rxvt_color xcol;
702
703 if (!rs[Rs_color + i])
704 continue;
705
706 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
707 {
708 #ifndef XTERM_REVERSE_VIDEO
709 if (i < 2 && (options & Opt_reverseVideo))
710 rs[Rs_color + i] = def_colorName[!i];
711 else
712 #endif
713 rs[Rs_color + i] = def_colorName[i];
714
715 if (!rs[Rs_color + i])
716 continue;
717
718 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
719 {
720 switch (i)
721 {
722 case Color_fg:
723 case Color_bg:
724 /* fatal: need bg/fg color */
725 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
726 /* NOTREACHED */
727 break;
728 #ifndef NO_CURSORCOLOR
729 case Color_cursor2:
730 xcol = pix_colors[Color_fg];
731 break;
732 #endif /* ! NO_CURSORCOLOR */
733 case Color_pointer_fg:
734 xcol = pix_colors[Color_fg];
735 break;
736 default:
737 xcol = pix_colors[Color_bg]; /* None */
738 break;
739 }
740 }
741 }
742
743 pix_colors[i] = xcol;
744 #ifdef OFF_FOCUS_FADING
745 if (rs[Rs_fade])
746 pix_colors_unfocused[i] = xcol.fade (display, atoi (rs[Rs_fade]));
747 #endif
748 SET_PIXCOLOR (i);
749 }
750
751 if (display->depth <= 2)
752 {
753 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
754 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
755 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
756 }
757
758 /*
759 * get scrollBar/menuBar shadow colors
760 *
761 * The calculations of topShadow/bottomShadow values are adapted
762 * from the fvwm window manager.
763 */
764 #ifdef KEEP_SCROLLCOLOR
765
766 if (display->depth <= 2)
767 { /* Monochrome */
768 pix_colors[Color_scroll] = pix_colors[Color_fg];
769 pix_colors[Color_topShadow] = pix_colors[Color_bg];
770 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
771 }
772 else
773 {
774 rxvt_color xcol[2];
775 /* xcol[0] == white
776 * xcol[1] == top shadow
777 * xcol[2] == bot shadow */
778
779 xcol[1] = pix_colors[Color_scroll];
780 xcol[0].set (display, 65535, 65535, 65535);
781
782 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
783
784 xcol[0].get (display, pr0, pg0, pb0);
785 xcol[1].get (display, pr1, pg1, pb1);
786
787 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
788
789 /* topShadowColor */
790 if (!xcol[1].set (display,
791 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
792 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
793 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
794 xcol[1] = pix_colors[Color_White];
795
796 pix_colors[Color_topShadow] = xcol[1];
797 }
798 #endif /* KEEP_SCROLLCOLOR */
799 }
800
801 /*----------------------------------------------------------------------*/
802 /* color aliases, fg/bg bright-bold */
803 void
804 rxvt_term::color_aliases (int idx)
805 {
806 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
807 {
808 int i = atoi (rs[Rs_color + idx]);
809
810 if (i >= 8 && i <= 15)
811 { /* bright colors */
812 i -= 8;
813 #ifndef NO_BRIGHTCOLOR
814 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
815 return;
816 #endif
817 }
818
819 if (i >= 0 && i <= 7) /* normal colors */
820 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
821 }
822 }
823
824 /*----------------------------------------------------------------------*/
825 /*
826 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
827 * Use resource ``modifier'' to override the Meta modifier
828 */
829 void
830 rxvt_term::get_ourmods ()
831 {
832 int i, j, k;
833 int requestedmeta, realmeta, realalt;
834 const char *cm, *rsmod;
835 XModifierKeymap *map;
836 KeyCode *kc;
837 const unsigned int modmasks[] =
838 {
839 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
840 };
841
842 requestedmeta = realmeta = realalt = 0;
843 rsmod = rs[Rs_modifier];
844 if (rsmod
845 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
846 requestedmeta = rsmod[3] - '0';
847
848 map = XGetModifierMapping (display->display);
849 kc = map->modifiermap;
850 for (i = 1; i < 6; i++)
851 {
852 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
853 for (j = map->max_keypermod; j--; k++)
854 {
855 if (kc[k] == 0)
856 break;
857 switch (XKeycodeToKeysym (display->display, kc[k], 0))
858 {
859 case XK_Num_Lock:
860 ModNumLockMask = modmasks[i - 1];
861 /* FALLTHROUGH */
862 default:
863 continue; /* for (;;) */
864 case XK_Meta_L:
865 case XK_Meta_R:
866 cm = "meta";
867 realmeta = i;
868 break;
869 case XK_Alt_L:
870 case XK_Alt_R:
871 cm = "alt";
872 realalt = i;
873 break;
874 case XK_Super_L:
875 case XK_Super_R:
876 cm = "super";
877 break;
878 case XK_Hyper_L:
879 case XK_Hyper_R:
880 cm = "hyper";
881 break;
882 }
883 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
884 requestedmeta = i;
885 }
886 }
887 XFreeModifiermap (map);
888 i = (requestedmeta ? requestedmeta
889 : (realmeta ? realmeta
890 : (realalt ? realalt : 0)));
891 if (i)
892 ModMetaMask = modmasks[i - 1];
893 }
894
895 /*----------------------------------------------------------------------*/
896 /* rxvt_Create_Windows () - Open and map the window */
897 void
898 rxvt_term::create_windows (int argc, const char *const *argv)
899 {
900 XClassHint classHint;
901 XWMHints wmHint;
902 #if ENABLE_FRILLS
903 Atom prop = None;
904 MWMHints mwmhints;
905 #endif
906 XGCValues gcvalue;
907 long vt_emask;
908 XSetWindowAttributes attributes;
909 XWindowAttributes gattr;
910
911 #ifdef USING_W11LIB
912 /* enable W11 callbacks */
913 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
914 #endif
915
916 assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
917 XInternAtoms (display->display, (char **)xa_names, NUM_XA, False, xa);
918
919 if (options & Opt_transparent)
920 {
921 XGetWindowAttributes (display->display, RootWindow (display->display, display->screen), &gattr);
922 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
923 }
924
925 #if ENABLE_FRILLS
926 if (options & Opt_borderLess)
927 {
928 prop = XInternAtom(display->display, "_MOTIF_WM_INFO", True);
929
930 if (prop == None)
931 {
932 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
933 #ifdef PREFER_24BIT
934 attributes.override_redirect = TRUE;
935 #endif
936 mwmhints.flags = 0;
937 }
938 else
939 {
940 mwmhints.flags = MWM_HINTS_DECORATIONS;
941 mwmhints.decorations = 0;
942 }
943 }
944 else
945 {
946 mwmhints.flags = 0;
947 }
948 #endif
949
950 /* grab colors before netscape does */
951 Get_Colours ();
952
953 if (!set_fonts ())
954 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
955
956 window_calc (0, 0);
957 old_width = szHint.width;
958 old_height = szHint.height;
959
960 /* sub-window placement & size in rxvt_resize_subwindows () */
961
962 #ifdef PREFER_24BIT
963 attributes.background_pixel = pix_colors_focused[Color_border];
964 attributes.border_pixel = pix_colors_focused[Color_border];
965 attributes.colormap = display->cmap;
966 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
967 szHint.x, szHint.y,
968 szHint.width, szHint.height,
969 TermWin.ext_bwidth,
970 display->depth, InputOutput,
971 display->visual,
972 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
973 #else
974 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
975 szHint.x, szHint.y,
976 szHint.width, szHint.height,
977 TermWin.ext_bwidth,
978 pix_colors_focused[Color_border],
979 pix_colors_focused[Color_border]);
980 #endif
981
982 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
983 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
984
985 classHint.res_name = (char *)rs[Rs_name];
986 classHint.res_class = (char *)RESCLASS;
987
988 wmHint.flags = InputHint | StateHint | WindowGroupHint;
989 wmHint.input = True;
990 wmHint.initial_state = options & Opt_iconic ? IconicState : NormalState;
991 wmHint.window_group = TermWin.parent[0];
992
993 XSetWMProperties (display->display, TermWin.parent[0], NULL, NULL,
994 (char **)argv, argc, &szHint, &wmHint, &classHint);
995
996 /* Enable delete window protocol */
997 XSetWMProtocols (display->display, TermWin.parent[0],
998 &xa[XA_WMDELETEWINDOW], 1);
999
1000 #if ENABLE_FRILLS
1001 long pid = getpid ();
1002
1003 XChangeProperty (display->display, TermWin.parent[0],
1004 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1005 PropModeReplace, (unsigned char *)&pid, 1);
1006 #endif
1007
1008 XSelectInput (display->display, TermWin.parent[0],
1009 KeyPressMask
1010 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1011 | KeyReleaseMask
1012 #endif
1013 | FocusChangeMask | VisibilityChangeMask
1014 | ExposureMask
1015 | StructureNotifyMask);
1016 termwin_ev.start (display, TermWin.parent[0]);
1017
1018 #if ENABLE_FRILLS
1019 if (mwmhints.flags)
1020 XChangeProperty (display->display, TermWin.parent[0], xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
1021 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
1022 #endif
1023
1024 /* vt cursor: Black-on-White is standard, but this is more popular */
1025 TermWin_cursor = XCreateFontCursor (display->display, XC_xterm);
1026
1027 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1028 /* cursor (menuBar/scrollBar): Black-on-White */
1029 leftptr_cursor = XCreateFontCursor (display->display, XC_left_ptr);
1030 #endif
1031
1032 #ifdef POINTER_BLANK
1033 {
1034 XColor blackcolour;
1035 blackcolour.red = 0;
1036 blackcolour.green = 0;
1037 blackcolour.blue = 0;
1038 Font f = XLoadFont (display->display, "fixed");
1039 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1040 &blackcolour, &blackcolour);
1041 XUnloadFont (display->display, f);
1042 }
1043 #endif
1044
1045 /* the vt window */
1046 TermWin.vt = XCreateSimpleWindow (display->display, TermWin.parent[0],
1047 window_vt_x,
1048 window_vt_y,
1049 TermWin_TotalWidth (),
1050 TermWin_TotalHeight (),
1051 0,
1052 pix_colors_focused[Color_fg],
1053 pix_colors_focused[Color_bg]);
1054 #ifdef DEBUG_X
1055 XStoreName (display->display, TermWin.vt, "vt window");
1056 #endif
1057
1058 attributes.bit_gravity = NorthWestGravity;
1059 XChangeWindowAttributes (display->display, TermWin.vt, CWBitGravity, &attributes);
1060
1061 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1062
1063 pointer_unblank ();
1064
1065 #ifdef POINTER_BLANK
1066 if (options & Opt_pointerBlank)
1067 vt_emask |= PointerMotionMask;
1068 else
1069 #endif
1070 vt_emask |= Button1MotionMask | Button3MotionMask;
1071
1072 XSelectInput (display->display, TermWin.vt, vt_emask);
1073 vt_ev.start (display, TermWin.vt);
1074
1075 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1076 if (menuBar_height ())
1077 {
1078 menuBar.win = XCreateSimpleWindow (display->display, TermWin.parent[0],
1079 window_vt_x, 0,
1080 TermWin_TotalWidth (),
1081 menuBar_TotalHeight (),
1082 0,
1083 pix_colors_focused[Color_fg],
1084 pix_colors_focused[Color_scroll]);
1085
1086 #ifdef DEBUG_X
1087 XStoreName (display->display, menuBar.win, "menubar");
1088 #endif
1089
1090 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1091
1092 XDefineCursor (display->display, menuBar.win,
1093 XCreateFontCursor (display->display, XC_left_ptr));
1094
1095 XSelectInput (display->display, menuBar.win,
1096 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1097 | Button1MotionMask));
1098 menubar_ev.start (display, menuBar.win);
1099 }
1100 #endif
1101
1102 #ifdef XPM_BACKGROUND
1103 if (rs[Rs_backgroundPixmap] != NULL
1104 && ! (options & Opt_transparent))
1105 {
1106 const char *p = rs[Rs_backgroundPixmap];
1107
1108 if ((p = strchr (p, ';')) != NULL)
1109 {
1110 p++;
1111 scale_pixmap (p);
1112 }
1113
1114 set_bgPixmap (rs[Rs_backgroundPixmap]);
1115 scr_touch (true);
1116 }
1117 #endif
1118
1119 /* graphics context for the vt window */
1120 gcvalue.foreground = pix_colors[Color_fg];
1121 gcvalue.background = pix_colors[Color_bg];
1122 gcvalue.graphics_exposures = 1;
1123 TermWin.gc = XCreateGC (display->display, TermWin.vt,
1124 GCForeground | GCBackground | GCGraphicsExposures,
1125 &gcvalue);
1126
1127 TermWin.drawable = new rxvt_drawable (display, TermWin.vt);
1128
1129 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1130 gcvalue.foreground = pix_colors[Color_topShadow];
1131 topShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1132 gcvalue.foreground = pix_colors[Color_bottomShadow];
1133 botShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1134 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1135 scrollbarGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1136 #endif
1137
1138 #ifdef OFF_FOCUS_FADING
1139 // initially we are in unfocused state
1140 if (rs[Rs_fade])
1141 pix_colors = pix_colors_unfocused;
1142 #endif
1143
1144 scr_recolour ();
1145 }
1146
1147 /* ------------------------------------------------------------------------- *
1148 * GET TTY CURRENT STATE *
1149 * ------------------------------------------------------------------------- */
1150 void
1151 rxvt_get_ttymode (ttymode_t *tio, int erase)
1152 {
1153 #ifdef HAVE_TERMIOS_H
1154 /*
1155 * standard System V termios interface
1156 */
1157 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1158 {
1159 /* return error - use system defaults */
1160 tio->c_cc[VINTR] = CINTR;
1161 tio->c_cc[VQUIT] = CQUIT;
1162 tio->c_cc[VERASE] = CERASE;
1163 tio->c_cc[VKILL] = CKILL;
1164 tio->c_cc[VSTART] = CSTART;
1165 tio->c_cc[VSTOP] = CSTOP;
1166 tio->c_cc[VSUSP] = CSUSP;
1167 # ifdef VDSUSP
1168
1169 tio->c_cc[VDSUSP] = CDSUSP;
1170 # endif
1171 # ifdef VREPRINT
1172
1173 tio->c_cc[VREPRINT] = CRPRNT;
1174 # endif
1175 # ifdef VDISCRD
1176
1177 tio->c_cc[VDISCRD] = CFLUSH;
1178 # endif
1179 # ifdef VWERSE
1180
1181 tio->c_cc[VWERSE] = CWERASE;
1182 # endif
1183 # ifdef VLNEXT
1184
1185 tio->c_cc[VLNEXT] = CLNEXT;
1186 # endif
1187
1188 }
1189 tio->c_cc[VEOF] = CEOF;
1190 tio->c_cc[VEOL] = VDISABLE;
1191 # ifdef VEOL2
1192
1193 tio->c_cc[VEOL2] = VDISABLE;
1194 # endif
1195 # ifdef VSWTC
1196
1197 tio->c_cc[VSWTC] = VDISABLE;
1198 # endif
1199 # ifdef VSWTCH
1200
1201 tio->c_cc[VSWTCH] = VDISABLE;
1202 # endif
1203 # if VMIN != VEOF
1204
1205 tio->c_cc[VMIN] = 1;
1206 # endif
1207 # if VTIME != VEOL
1208
1209 tio->c_cc[VTIME] = 0;
1210 # endif
1211
1212 if (erase != -1)
1213 tio->c_cc[VERASE] = (char)erase;
1214
1215 /* input modes */
1216 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1217 # ifdef IMAXBEL
1218 | IMAXBEL
1219 # endif
1220 | IXON);
1221
1222 /* output modes */
1223 tio->c_oflag = (OPOST | ONLCR);
1224
1225 /* control modes */
1226 tio->c_cflag = (CS8 | CREAD);
1227
1228 /* line discipline modes */
1229 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1230 # if defined (ECHOCTL) && defined (ECHOKE)
1231 | ECHOCTL | ECHOKE
1232 # endif
1233 | ECHOE | ECHOK);
1234 # else /* HAVE_TERMIOS_H */
1235
1236 /*
1237 * sgtty interface
1238 */
1239
1240 /* get parameters -- gtty */
1241 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1242 {
1243 tio->sg.sg_erase = CERASE; /* ^H */
1244 tio->sg.sg_kill = CKILL; /* ^U */
1245 }
1246 if (erase != -1)
1247 tio->sg.sg_erase = (char)erase;
1248
1249 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1250
1251 /* get special characters */
1252 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1253 {
1254 tio->tc.t_intrc = CINTR; /* ^C */
1255 tio->tc.t_quitc = CQUIT; /* ^\ */
1256 tio->tc.t_startc = CSTART; /* ^Q */
1257 tio->tc.t_stopc = CSTOP; /* ^S */
1258 tio->tc.t_eofc = CEOF; /* ^D */
1259 tio->tc.t_brkc = -1;
1260 }
1261 /* get local special chars */
1262 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1263 {
1264 tio->lc.t_suspc = CSUSP; /* ^Z */
1265 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1266 tio->lc.t_rprntc = CRPRNT; /* ^R */
1267 tio->lc.t_flushc = CFLUSH; /* ^O */
1268 tio->lc.t_werasc = CWERASE; /* ^W */
1269 tio->lc.t_lnextc = CLNEXT; /* ^V */
1270 }
1271 /* get line discipline */
1272 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1273 # ifdef NTTYDISC
1274
1275 tio->line = NTTYDISC;
1276 # endif /* NTTYDISC */
1277
1278 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1279 #endif /* HAVE_TERMIOS_H */
1280
1281 /*
1282 * Debugging
1283 */
1284 #ifdef DEBUG_TTYMODE
1285 #ifdef HAVE_TERMIOS_H
1286 /* c_iflag bits */
1287 fprintf (stderr, "Input flags\n");
1288
1289 /* cpp token stringize doesn't work on all machines <sigh> */
1290 # define FOO(flag,name) \
1291 if ((tio->c_iflag) & flag) \
1292 fprintf (stderr, "%s ", name)
1293
1294 /* c_iflag bits */
1295 FOO (IGNBRK, "IGNBRK");
1296 FOO (BRKINT, "BRKINT");
1297 FOO (IGNPAR, "IGNPAR");
1298 FOO (PARMRK, "PARMRK");
1299 FOO (INPCK, "INPCK");
1300 FOO (ISTRIP, "ISTRIP");
1301 FOO (INLCR, "INLCR");
1302 FOO (IGNCR, "IGNCR");
1303 FOO (ICRNL, "ICRNL");
1304 FOO (IXON, "IXON");
1305 FOO (IXOFF, "IXOFF");
1306 # ifdef IUCLC
1307
1308 FOO (IUCLC, "IUCLC");
1309 # endif
1310 # ifdef IXANY
1311
1312 FOO (IXANY, "IXANY");
1313 # endif
1314 # ifdef IMAXBEL
1315
1316 FOO (IMAXBEL, "IMAXBEL");
1317 # endif
1318
1319 fprintf (stderr, "\n");
1320
1321 # undef FOO
1322 # define FOO(entry, name) \
1323 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1324
1325 FOO (VINTR, "VINTR");
1326 FOO (VQUIT, "VQUIT");
1327 FOO (VERASE, "VERASE");
1328 FOO (VKILL, "VKILL");
1329 FOO (VEOF, "VEOF");
1330 FOO (VEOL, "VEOL");
1331 # ifdef VEOL2
1332
1333 FOO (VEOL2, "VEOL2");
1334 # endif
1335 # ifdef VSWTC
1336
1337 FOO (VSWTC, "VSWTC");
1338 # endif
1339 # ifdef VSWTCH
1340
1341 FOO (VSWTCH, "VSWTCH");
1342 # endif
1343
1344 FOO (VSTART, "VSTART");
1345 FOO (VSTOP, "VSTOP");
1346 FOO (VSUSP, "VSUSP");
1347 # ifdef VDSUSP
1348
1349 FOO (VDSUSP, "VDSUSP");
1350 # endif
1351 # ifdef VREPRINT
1352
1353 FOO (VREPRINT, "VREPRINT");
1354 # endif
1355 # ifdef VDISCRD
1356
1357 FOO (VDISCRD, "VDISCRD");
1358 # endif
1359 # ifdef VWERSE
1360
1361 FOO (VWERSE, "VWERSE");
1362 # endif
1363 # ifdef VLNEXT
1364
1365 FOO (VLNEXT, "VLNEXT");
1366 # endif
1367
1368 fprintf (stderr, "\n");
1369 # undef FOO
1370 # endif /* HAVE_TERMIOS_H */
1371 #endif /* DEBUG_TTYMODE */
1372 }
1373
1374 /*----------------------------------------------------------------------*/
1375 /*
1376 * Run the command in a subprocess and return a file descriptor for the
1377 * master end of the pseudo-teletype pair with the command talking to
1378 * the slave.
1379 */
1380 void
1381 rxvt_term::run_command (const char *const *argv)
1382 {
1383 int er;
1384
1385 if (!pty.get ())
1386 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1387
1388 #ifndef NO_BACKSPACE_KEY
1389 if (key_backspace[0] && !key_backspace[1])
1390 er = key_backspace[0];
1391 else if (strcmp (key_backspace, "DEC") == 0)
1392 er = '\177'; /* the initial state anyway */
1393 else
1394 #endif
1395 er = -1;
1396
1397 rxvt_get_ttymode (&tio, er);
1398
1399 /* set initial window size */
1400 tt_winch ();
1401
1402 sw_chld.start (SIGCHLD);
1403
1404 #ifndef __QNX__
1405 /* spin off the command interpreter */
1406 switch (cmd_pid = fork ())
1407 {
1408 case -1:
1409 rxvt_fatal ("can't fork, aborting.\n");
1410 case 0:
1411 init_env ();
1412
1413 if (!pty.make_controlling_tty ())
1414 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1415 else
1416 {
1417 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1418 dup2 (pty.tty, STDIN_FILENO);
1419 dup2 (pty.tty, STDOUT_FILENO);
1420 dup2 (pty.tty, STDERR_FILENO);
1421
1422 // close all our file handles that we do no longer need
1423 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1424 {
1425 if ((*t)->pty.pty > 2) close ((*t)->pty.pty);
1426 if ((*t)->pty.tty > 2) close ((*t)->pty.tty);
1427 }
1428
1429 run_child (argv);
1430 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1431 }
1432
1433 _exit (EXIT_FAILURE);
1434
1435 default:
1436 {
1437 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1438 int fdstdin;
1439
1440 fdstdin = dup (STDIN_FILENO);
1441 dup2 (pty.tty, STDIN_FILENO);
1442 #endif
1443
1444 #ifdef UTMP_SUPPORT
1445 privileged_utmp (SAVE);
1446 #endif
1447
1448 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1449
1450 dup2 (fdstdin, STDIN_FILENO);
1451 close (fdstdin);
1452 #endif
1453 }
1454
1455 pty.close_tty (); /* keep STDERR_FILENO, pty.pty, display->fd () open */
1456 break;
1457 }
1458 #else /* __QNX__ uses qnxspawn () */
1459 fchmod (pty.tty, 0622);
1460 fcntl (pty.tty, F_SETFD, FD_CLOEXEC);
1461 fcntl (pty.pty, F_SETFD, FD_CLOEXEC);
1462
1463 if (run_child (argv) == -1)
1464 exit (EXIT_FAILURE);
1465 #endif
1466 }
1467
1468 /* ------------------------------------------------------------------------- *
1469 * CHILD PROCESS OPERATIONS *
1470 * ------------------------------------------------------------------------- */
1471 /*
1472 * The only open file descriptor is the slave tty - so no error messages.
1473 * returns are fatal
1474 */
1475 int
1476 rxvt_term::run_child (const char *const *argv)
1477 {
1478 char *login;
1479
1480 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1481
1482 if (options & Opt_console)
1483 { /* be virtual console, fail silently */
1484 #ifdef TIOCCONS
1485 unsigned int on = 1;
1486
1487 ioctl (STDIN_FILENO, TIOCCONS, &on);
1488 #elif defined (SRIOCSREDIR)
1489 int fd;
1490
1491 fd = open (CONSOLE, O_WRONLY, 0);
1492 if (fd >= 0)
1493 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1494 close (fd);
1495 #endif /* SRIOCSREDIR */
1496 }
1497
1498 /* reset signals and spin off the command interpreter */
1499 signal (SIGINT, SIG_DFL);
1500 signal (SIGQUIT, SIG_DFL);
1501 signal (SIGCHLD, SIG_DFL);
1502 signal (SIGHUP, SIG_DFL);
1503 signal (SIGPIPE, SIG_DFL);
1504 /*
1505 * mimick login's behavior by disabling the job control signals
1506 * a shell that wants them can turn them back on
1507 */
1508 #ifdef SIGTSTP
1509 signal (SIGTSTP, SIG_IGN);
1510 signal (SIGTTIN, SIG_IGN);
1511 signal (SIGTTOU, SIG_IGN);
1512 #endif /* SIGTSTP */
1513
1514 // unblock signals (signals are blocked by iom.C
1515 sigset_t ss;
1516 sigemptyset (&ss);
1517 sigprocmask (SIG_SETMASK, &ss, 0);
1518
1519 #ifndef __QNX__
1520 /* command interpreter path */
1521 if (argv != NULL)
1522 {
1523 # ifdef DEBUG_CMD
1524 int i;
1525
1526 for (i = 0; argv[i]; i++)
1527 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1528 # endif
1529
1530 execvp (argv[0], (char *const *)argv);
1531 /* no error message: STDERR is closed! */
1532 }
1533 else
1534 {
1535 const char *argv0, *shell;
1536
1537 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1538 shell = "/bin/sh";
1539
1540 argv0 = (const char *)rxvt_r_basename (shell);
1541
1542 if (options & Opt_loginShell)
1543 {
1544 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1545
1546 login[0] = '-';
1547 strcpy (&login[1], argv0);
1548 argv0 = login;
1549 }
1550 execlp (shell, argv0, NULL);
1551 /* no error message: STDERR is closed! */
1552 }
1553
1554 #else /* __QNX__ uses qnxspawn () */
1555
1556 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1557 char *command = NULL, fullcommand[_MAX_PATH];
1558 char **arg_v, *arg_a[2] = { NULL, NULL };
1559
1560 if (argv != NULL)
1561 {
1562 if (access (argv[0], X_OK) == -1)
1563 {
1564 if (strchr (argv[0], '/') == NULL)
1565 {
1566 searchenv (argv[0], "PATH", fullcommand);
1567
1568 if (fullcommand[0] != '\0')
1569 command = fullcommand;
1570 }
1571
1572 if (access (command, X_OK) == -1)
1573 return -1;
1574 }
1575 else
1576 command = argv[0];
1577
1578 arg_v = argv;
1579 }
1580 else
1581 {
1582 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1583 command = "/bin/sh";
1584
1585 arg_a[0] = my_basename (command);
1586
1587 if (options & Opt_loginShell)
1588 {
1589 login = rxvt_malloc ((strlen (arg_a[0]) + 2) * sizeof (char));
1590
1591 login[0] = '-';
1592 strcpy (&login[1], arg_a[0]);
1593 arg_a[0] = login;
1594 }
1595
1596 arg_v = arg_a;
1597 }
1598
1599 iov_a[0] = iov_a[1] = iov_a[2] = pty.tty;
1600 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1601 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1602 command, arg_v, environ, iov_a, 0);
1603 if (login)
1604 free (login);
1605
1606 pty.close_tty ();
1607 return pty.pty;
1608 #endif
1609
1610 return -1;
1611 }
1612
1613 /*----------------------- end-of-file (C source) -----------------------*/