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/cvs/rxvt-unicode/src/init.C
Revision: 1.79
Committed: Sun Aug 15 22:09:24 2004 UTC (19 years, 9 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-3_7
Changes since 1.70: +326 -357 lines
Log Message:
*** empty log message ***

File Contents

# 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 #ifdef TTY_256COLOR
73 "rgbi:0/0/0", /* default 16-255 color table */
74 "rgbi:0/0/.2", /* consists of 6 6x6 colour cubes */
75 "rgbi:0/0/.4", /* and a 24 greyscale ramp w/o */
76 "rgbi:0/0/.6", /* black or white */
77 "rgbi:0/0/.8",
78 "rgbi:0/0/1",
79 "rgbi:0/.2/0",
80 "rgbi:0/.2/.2",
81 "rgbi:0/.2/.4",
82 "rgbi:0/.2/.6",
83 "rgbi:0/.2/.8",
84 "rgbi:0/.2/1",
85 "rgbi:0/.4/0",
86 "rgbi:0/.4/.2",
87 "rgbi:0/.4/.4",
88 "rgbi:0/.4/.6",
89 "rgbi:0/.4/.8",
90 "rgbi:0/.4/1",
91 "rgbi:0/.6/0",
92 "rgbi:0/.6/.2",
93 "rgbi:0/.6/.4",
94 "rgbi:0/.6/.6",
95 "rgbi:0/.6/.8",
96 "rgbi:0/.6/1",
97 "rgbi:0/.8/0",
98 "rgbi:0/.8/.2",
99 "rgbi:0/.8/.4",
100 "rgbi:0/.8/.6",
101 "rgbi:0/.8/.8",
102 "rgbi:0/.8/1",
103 "rgbi:0/1/0",
104 "rgbi:0/1/.2",
105 "rgbi:0/1/.4",
106 "rgbi:0/1/.6",
107 "rgbi:0/1/.8",
108 "rgbi:0/1/1",
109 "rgbi:.2/0/0",
110 "rgbi:.2/0/.2",
111 "rgbi:.2/0/.4",
112 "rgbi:.2/0/.6",
113 "rgbi:.2/0/.8",
114 "rgbi:.2/0/1",
115 "rgbi:.2/.2/0",
116 "rgbi:.2/.2/.2",
117 "rgbi:.2/.2/.4",
118 "rgbi:.2/.2/.6",
119 "rgbi:.2/.2/.8",
120 "rgbi:.2/.2/1",
121 "rgbi:.2/.4/0",
122 "rgbi:.2/.4/.2",
123 "rgbi:.2/.4/.4",
124 "rgbi:.2/.4/.6",
125 "rgbi:.2/.4/.8",
126 "rgbi:.2/.4/1",
127 "rgbi:.2/.6/0",
128 "rgbi:.2/.6/.2",
129 "rgbi:.2/.6/.4",
130 "rgbi:.2/.6/.6",
131 "rgbi:.2/.6/.8",
132 "rgbi:.2/.6/1",
133 "rgbi:.2/.8/0",
134 "rgbi:.2/.8/.2",
135 "rgbi:.2/.8/.4",
136 "rgbi:.2/.8/.6",
137 "rgbi:.2/.8/.8",
138 "rgbi:.2/.8/1",
139 "rgbi:.2/1/0",
140 "rgbi:.2/1/.2",
141 "rgbi:.2/1/.4",
142 "rgbi:.2/1/.6",
143 "rgbi:.2/1/.8",
144 "rgbi:.2/1/1",
145 "rgbi:.4/0/0",
146 "rgbi:.4/0/.2",
147 "rgbi:.4/0/.4",
148 "rgbi:.4/0/.6",
149 "rgbi:.4/0/.8",
150 "rgbi:.4/0/1",
151 "rgbi:.4/.2/0",
152 "rgbi:.4/.2/.2",
153 "rgbi:.4/.2/.4",
154 "rgbi:.4/.2/.6",
155 "rgbi:.4/.2/.8",
156 "rgbi:.4/.2/1",
157 "rgbi:.4/.4/0",
158 "rgbi:.4/.4/.2",
159 "rgbi:.4/.4/.4",
160 "rgbi:.4/.4/.6",
161 "rgbi:.4/.4/.8",
162 "rgbi:.4/.4/1",
163 "rgbi:.4/.6/0",
164 "rgbi:.4/.6/.2",
165 "rgbi:.4/.6/.4",
166 "rgbi:.4/.6/.6",
167 "rgbi:.4/.6/.8",
168 "rgbi:.4/.6/1",
169 "rgbi:.4/.8/0",
170 "rgbi:.4/.8/.2",
171 "rgbi:.4/.8/.4",
172 "rgbi:.4/.8/.6",
173 "rgbi:.4/.8/.8",
174 "rgbi:.4/.8/1",
175 "rgbi:.4/1/0",
176 "rgbi:.4/1/.2",
177 "rgbi:.4/1/.4",
178 "rgbi:.4/1/.6",
179 "rgbi:.4/1/.8",
180 "rgbi:.4/1/1",
181 "rgbi:.6/0/0",
182 "rgbi:.6/0/.2",
183 "rgbi:.6/0/.4",
184 "rgbi:.6/0/.6",
185 "rgbi:.6/0/.8",
186 "rgbi:.6/0/1",
187 "rgbi:.6/.2/0",
188 "rgbi:.6/.2/.2",
189 "rgbi:.6/.2/.4",
190 "rgbi:.6/.2/.6",
191 "rgbi:.6/.2/.8",
192 "rgbi:.6/.2/1",
193 "rgbi:.6/.4/0",
194 "rgbi:.6/.4/.2",
195 "rgbi:.6/.4/.4",
196 "rgbi:.6/.4/.6",
197 "rgbi:.6/.4/.8",
198 "rgbi:.6/.4/1",
199 "rgbi:.6/.6/0",
200 "rgbi:.6/.6/.2",
201 "rgbi:.6/.6/.4",
202 "rgbi:.6/.6/.6",
203 "rgbi:.6/.6/.8",
204 "rgbi:.6/.6/1",
205 "rgbi:.6/.8/0",
206 "rgbi:.6/.8/.2",
207 "rgbi:.6/.8/.4",
208 "rgbi:.6/.8/.6",
209 "rgbi:.6/.8/.8",
210 "rgbi:.6/.8/1",
211 "rgbi:.6/1/0",
212 "rgbi:.6/1/.2",
213 "rgbi:.6/1/.4",
214 "rgbi:.6/1/.6",
215 "rgbi:.6/1/.8",
216 "rgbi:.6/1/1",
217 "rgbi:.8/0/0",
218 "rgbi:.8/0/.2",
219 "rgbi:.8/0/.4",
220 "rgbi:.8/0/.6",
221 "rgbi:.8/0/.8",
222 "rgbi:.8/0/1",
223 "rgbi:.8/.2/0",
224 "rgbi:.8/.2/.2",
225 "rgbi:.8/.2/.4",
226 "rgbi:.8/.2/.6",
227 "rgbi:.8/.2/.8",
228 "rgbi:.8/.2/1",
229 "rgbi:.8/.4/0",
230 "rgbi:.8/.4/.2",
231 "rgbi:.8/.4/.4",
232 "rgbi:.8/.4/.6",
233 "rgbi:.8/.4/.8",
234 "rgbi:.8/.4/1",
235 "rgbi:.8/.6/0",
236 "rgbi:.8/.6/.2",
237 "rgbi:.8/.6/.4",
238 "rgbi:.8/.6/.6",
239 "rgbi:.8/.6/.8",
240 "rgbi:.8/.6/1",
241 "rgbi:.8/.8/0",
242 "rgbi:.8/.8/.2",
243 "rgbi:.8/.8/.4",
244 "rgbi:.8/.8/.6",
245 "rgbi:.8/.8/.8",
246 "rgbi:.8/.8/1",
247 "rgbi:.8/1/0",
248 "rgbi:.8/1/.2",
249 "rgbi:.8/1/.4",
250 "rgbi:.8/1/.6",
251 "rgbi:.8/1/.8",
252 "rgbi:.8/1/1",
253 "rgbi:1/0/0",
254 "rgbi:1/0/.2",
255 "rgbi:1/0/.4",
256 "rgbi:1/0/.6",
257 "rgbi:1/0/.8",
258 "rgbi:1/0/1",
259 "rgbi:1/.2/0",
260 "rgbi:1/.2/.2",
261 "rgbi:1/.2/.4",
262 "rgbi:1/.2/.6",
263 "rgbi:1/.2/.8",
264 "rgbi:1/.2/1",
265 "rgbi:1/.4/0",
266 "rgbi:1/.4/.2",
267 "rgbi:1/.4/.4",
268 "rgbi:1/.4/.6",
269 "rgbi:1/.4/.8",
270 "rgbi:1/.4/1",
271 "rgbi:1/.6/0",
272 "rgbi:1/.6/.2",
273 "rgbi:1/.6/.4",
274 "rgbi:1/.6/.6",
275 "rgbi:1/.6/.8",
276 "rgbi:1/.6/1",
277 "rgbi:1/.8/0",
278 "rgbi:1/.8/.2",
279 "rgbi:1/.8/.4",
280 "rgbi:1/.8/.6",
281 "rgbi:1/.8/.8",
282 "rgbi:1/.8/1",
283 "rgbi:1/1/0",
284 "rgbi:1/1/.2",
285 "rgbi:1/1/.4",
286 "rgbi:1/1/.6",
287 "rgbi:1/1/.8",
288 "rgbi:1/1/1",
289 "rgb:08/08/08",
290 "rgb:12/12/12",
291 "rgb:1c/1c/1c",
292 "rgb:26/26/26",
293 "rgb:30/30/30",
294 "rgb:3a/3a/3a",
295 "rgb:44/44/44",
296 "rgb:4e/4e/4e",
297 "rgb:58/58/58",
298 "rgb:62/62/62",
299 "rgb:6c/6c/6c",
300 "rgb:76/76/76",
301 "rgb:80/80/80",
302 "rgb:8a/8a/8a",
303 "rgb:94/94/94",
304 "rgb:9e/9e/9e",
305 "rgb:a8/a8/a8",
306 "rgb:b2/b2/b2",
307 "rgb:bc/bc/bc",
308 "rgb:c6/c6/c6",
309 "rgb:d0/d0/d0",
310 "rgb:da/da/da",
311 "rgb:e4/e4/e4",
312 "rgb:ee/ee/ee",
313 #endif
314 #ifndef NO_CURSORCOLOR
315 COLOR_CURSOR_BACKGROUND,
316 COLOR_CURSOR_FOREGROUND,
317 #endif /* ! NO_CURSORCOLOR */
318 NULL, /* Color_pointer_fg */
319 NULL, /* Color_pointer_bg */
320 NULL, /* Color_border */
321 #ifndef NO_BOLD_UNDERLINE_REVERSE
322 NULL, /* Color_BD */
323 NULL, /* Color_UL */
324 NULL, /* Color_RV */
325 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
326 #ifdef OPTION_HC
327 NULL,
328 #endif
329 #ifdef KEEP_SCROLLCOLOR
330 COLOR_SCROLLBAR,
331 COLOR_SCROLLTROUGH,
332 #endif /* KEEP_SCROLLCOLOR */
333 #if TINTING
334 NULL,
335 #endif
336 };
337
338 const char *const xa_names[NUM_XA] =
339 {
340 "TEXT",
341 "COMPOUND_TEXT",
342 "UTF8_STRING",
343 "MULTIPLE",
344 "TARGETS",
345 "TIMESTAMP",
346 "VT_SELECTION",
347 "INCR",
348 "WM_DELETE_WINDOW",
349 #ifdef TRANSPARENT
350 "_XROOTPMAP_ID",
351 #endif
352 #ifdef OFFIX_DND
353 "DndProtocol",
354 "DndSelection",
355 #endif
356 "CLIPBOARD"
357 };
358
359 bool
360 rxvt_term::init_vars ()
361 {
362 pix_colors_focused = new rxvt_color [TOTAL_COLORS];
363 #ifdef OFF_FOCUS_FADING
364 pix_colors_unfocused = new rxvt_color [TOTAL_COLORS];
365 #endif
366 pix_colors = pix_colors_focused;
367
368 if (pix_colors == NULL)
369 return false;
370
371 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
372 TermWin.pixmap = None;
373 #endif
374
375 MEvent.time = CurrentTime;
376 MEvent.button = AnyButton;
377 options = DEFAULT_OPTIONS;
378 want_refresh = 1;
379 cmd_pid = -1;
380 pty.pty = pty.tty = -1;
381 priv_modes = SavedModes = PrivMode_Default;
382 TermWin.focus = 0;
383 TermWin.ncol = 80;
384 TermWin.nrow = 24;
385 TermWin.int_bwidth = INTERNALBORDERWIDTH;
386 TermWin.ext_bwidth = EXTERNALBORDERWIDTH;
387 TermWin.lineSpace = LINESPACE;
388 TermWin.saveLines = SAVELINES;
389 numpix_colors = TOTAL_COLORS;
390
391 #ifndef NO_BRIGHTCOLOR
392 colorfgbg = DEFAULT_RSTYLE;
393 #endif
394
395 refresh_limit = 1;
396 refresh_type = SLOW_REFRESH;
397 prev_nrow = prev_ncol = 0;
398
399 oldcursor.row = oldcursor.col = -1;
400 #ifdef XPM_BACKGROUND
401 /* bgPixmap.w = bgPixmap.h = 0; */
402 bgPixmap.x = bgPixmap.y = 50;
403 bgPixmap.pixmap = None;
404 #endif
405
406 last_bot = last_state = -1;
407
408 #ifdef MENUBAR
409 menu_readonly = 1;
410 # if ! (MENUBAR_MAX > 1)
411 CurrentBar = & (BarList);
412 # endif /* (MENUBAR_MAX > 1) */
413 #endif
414
415 return true;
416 }
417
418 void
419 rxvt_term::init_secondary ()
420 {
421 int i;
422
423 /*
424 * Close all unused file descriptors
425 * We don't want them, we don't need them.
426 */
427 if ((i = open ("/dev/null", O_RDONLY)) < 0)
428 {
429 /* TODO: BOO HISS */
430 dup2 (STDERR_FILENO, STDIN_FILENO);
431 }
432 else if (i > STDIN_FILENO)
433 {
434 dup2 (i, STDIN_FILENO);
435 close (i);
436 }
437
438 dup2 (STDERR_FILENO, STDOUT_FILENO);
439
440 #if 0 // schmorp sayz closing filies is murder
441 for (i = STDERR_FILENO + 1; i < num_fds; i++)
442 {
443 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
444 if (i == 4 || i == 7)
445 continue;
446 #endif
447 close (i);
448 }
449 #endif
450 }
451
452 /*----------------------------------------------------------------------*/
453 const char **
454 rxvt_term::init_resources (int argc, const char *const *argv)
455 {
456 int i, r_argc;
457 char *val;
458 const char **cmd_argv, **r_argv;
459
460 /*
461 * Look for -exec option. Find => split and make cmd_argv[] of command args
462 */
463 for (r_argc = 0; r_argc < argc; r_argc++)
464 if (!strcmp (argv[r_argc], "-e") || !strcmp (argv[r_argc], "-exec"))
465 break;
466
467 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
468
469 for (i = 0; i < r_argc; i++)
470 r_argv[i] = (const char *)argv[i];
471
472 r_argv[i] = NULL;
473
474 if (r_argc == argc)
475 cmd_argv = NULL;
476 else
477 {
478 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
479
480 for (i = 0; i < argc - r_argc - 1; i++)
481 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
482
483 cmd_argv[i] = NULL;
484 }
485
486 rs[Rs_name] = rxvt_r_basename (argv[0]);
487
488 /*
489 * Open display, get options/resources and create the window
490 */
491 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
492 rs[Rs_display_name] = ":0";
493
494 get_options (r_argc, r_argv);
495 free (r_argv);
496
497 #ifdef LOCAL_X_IS_UNIX
498 if (rs[Rs_display_name][0] == ':')
499 {
500 val = rxvt_malloc (5 + strlen (rs[Rs_display_name]));
501 strcpy (val, "unix");
502 strcat (val, rs[Rs_display_name]);
503 display = displays.get (val);
504 free (val);
505 }
506 #endif
507
508 if (!display
509 && ! (display = displays.get (rs[Rs_display_name])))
510 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
511
512 extract_resources (display->display, rs[Rs_name]);
513
514 /*
515 * set any defaults not already set
516 */
517 if (cmd_argv && cmd_argv[0])
518 {
519 if (!rs[Rs_title])
520 rs[Rs_title] = rxvt_r_basename (cmd_argv[0]);
521 if (!rs[Rs_iconName])
522 rs[Rs_iconName] = rs[Rs_title];
523 }
524 else
525 {
526 if (!rs[Rs_title])
527 rs[Rs_title] = rs[Rs_name];
528 if (!rs[Rs_iconName])
529 rs[Rs_iconName] = rs[Rs_name];
530 }
531
532 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
533 TermWin.saveLines = BOUND_POSITIVE_INT16 (i);
534
535 #if ENABLE_FRILLS
536 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
537 TermWin.int_bwidth = min (i, 100); /* arbitrary limit */
538 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
539 TermWin.ext_bwidth = min (i, 100); /* arbitrary limit */
540 #endif
541
542 #ifndef NO_LINESPACE
543 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
544 TermWin.lineSpace = min (i, 100); /* arbitrary limit */
545 #endif
546
547 #ifdef POINTER_BLANK
548 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
549 pointerBlankDelay = i;
550 else
551 pointerBlankDelay = 2;
552 #endif
553
554 /* no point having a scrollbar without having any scrollback! */
555 if (!TermWin.saveLines)
556 options &= ~Opt_scrollBar;
557
558 #ifdef PRINTPIPE
559 if (!rs[Rs_print_pipe])
560 rs[Rs_print_pipe] = PRINTPIPE;
561 #endif
562
563 if (!rs[Rs_cutchars])
564 rs[Rs_cutchars] = CUTCHARS;
565
566 #ifndef NO_BACKSPACE_KEY
567 if (!rs[Rs_backspace_key])
568 # ifdef DEFAULT_BACKSPACE
569 key_backspace = DEFAULT_BACKSPACE;
570 # else
571 key_backspace = "DEC"; /* can toggle between \010 or \177 */
572 # endif
573 else
574 {
575 val = strdup (rs[Rs_backspace_key]);
576 rxvt_Str_trim (val);
577 rxvt_Str_escaped (val);
578 key_backspace = val;
579 }
580 #endif
581
582 #ifndef NO_DELETE_KEY
583 if (!rs[Rs_delete_key])
584 # ifdef DEFAULT_DELETE
585 key_delete = DEFAULT_DELETE;
586 # else
587 key_delete = "\033[3~";
588 # endif
589 else
590 {
591 val = strdup (rs[Rs_delete_key]);
592 rxvt_Str_trim (val);
593 rxvt_Str_escaped (val);
594 key_delete = val;
595 }
596 #endif
597 if (rs[Rs_answerbackstring])
598 {
599 rxvt_Str_trim ((char *)rs[Rs_answerbackstring]);
600 rxvt_Str_escaped ((char *)rs[Rs_answerbackstring]);
601 }
602
603 #ifdef HAVE_SCROLLBARS
604 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle],
605 rs[Rs_scrollBar_thickness]);
606 #endif
607
608 #ifdef XTERM_REVERSE_VIDEO
609 /* this is how xterm implements reverseVideo */
610 if (options & Opt_reverseVideo)
611 {
612 if (!rs[Rs_color + Color_fg])
613 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
614 if (!rs[Rs_color + Color_bg])
615 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
616 }
617 #endif
618
619 for (i = 0; i < NRS_COLORS; i++)
620 if (!rs[Rs_color + i])
621 rs[Rs_color + i] = def_colorName[i];
622
623 #ifndef XTERM_REVERSE_VIDEO
624 /* this is how we implement reverseVideo */
625 if (options & Opt_reverseVideo)
626 SWAP_IT (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
627 #endif
628
629 /* convenient aliases for setting fg/bg to colors */
630 color_aliases (Color_fg);
631 color_aliases (Color_bg);
632 #ifndef NO_CURSORCOLOR
633 color_aliases (Color_cursor);
634 color_aliases (Color_cursor2);
635 #endif /* NO_CURSORCOLOR */
636 color_aliases (Color_pointer_fg);
637 color_aliases (Color_pointer_bg);
638 color_aliases (Color_border);
639 #ifndef NO_BOLD_UNDERLINE_REVERSE
640 color_aliases (Color_BD);
641 color_aliases (Color_UL);
642 color_aliases (Color_RV);
643 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
644
645 return cmd_argv;
646 }
647
648 /*----------------------------------------------------------------------*/
649 void
650 rxvt_term::init_env ()
651 {
652 int i;
653 unsigned int u;
654 char *val;
655
656 #ifdef DISPLAY_IS_IP
657 /* Fixup display_name for export over pty to any interested terminal
658 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
659 * (for the first non-loopback interface) that we get from
660 * rxvt_network_display (). This is more "name-resolution-portable", if you
661 * will, and probably allows for faster x-client startup if your name
662 * server is beyond a slow link or overloaded at client startup. Of
663 * course that only helps the shell's child processes, not us.
664 *
665 * Giving out the display_name also affords a potential security hole
666 */
667 val = rxvt_network_display (rs[Rs_display_name]);
668 rs[Rs_display_name] = (const char *)val;
669
670 if (val == NULL)
671 #endif /* DISPLAY_IS_IP */
672 val = XDisplayString (display->display);
673
674 if (rs[Rs_display_name] == NULL)
675 rs[Rs_display_name] = val; /* use broken `:0' value */
676
677 i = strlen (val);
678 env_display = (char *)rxvt_malloc ((i + 9) * sizeof (char));
679
680 sprintf (env_display, "DISPLAY=%s", val);
681
682 /* avoiding the math library:
683 * i = (int) (ceil (log10 ((unsigned int)TermWin.parent[0]))) */
684 for (i = 0, u = (unsigned int)TermWin.parent[0]; u; u /= 10, i++)
685 ;
686 MAX_IT (i, 1);
687 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof (char));
688
689 sprintf (env_windowid, "WINDOWID=%u",
690 (unsigned int)TermWin.parent[0]);
691
692 /* add entries to the environment:
693 * @ DISPLAY: in case we started with -display
694 * @ WINDOWID: X window id number of the window
695 * @ COLORTERM: terminal sub-name and also indicates its color
696 * @ TERM: terminal name
697 * @ TERMINFO: path to terminfo directory
698 * @ COLORFGBG: fg;bg color codes
699 */
700 putenv (env_display);
701 putenv (env_windowid);
702 if (env_colorfgbg)
703 putenv (env_colorfgbg);
704
705 #ifdef RXVT_TERMINFO
706 putenv ("TERMINFO=" RXVT_TERMINFO);
707 #endif
708
709 if (display->depth <= 2)
710 putenv ("COLORTERM=" COLORTERMENV "-mono");
711 else
712 putenv ("COLORTERM=" COLORTERMENVFULL);
713
714 if (rs[Rs_term_name] != NULL)
715 {
716 env_term = (char *)rxvt_malloc ((strlen (rs[Rs_term_name]) + 6) * sizeof (char));
717 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
718 putenv (env_term);
719 }
720 else
721 putenv ("TERM=" TERMENV);
722
723 #ifdef HAVE_UNSETENV
724 /* avoid passing old settings and confusing term size */
725 unsetenv ("LINES");
726 unsetenv ("COLUMNS");
727 unsetenv ("TERMCAP"); /* terminfo should be okay */
728 #endif /* HAVE_UNSETENV */
729 }
730
731 /*----------------------------------------------------------------------*/
732 /*
733 * This is more or less stolen straight from XFree86 xterm.
734 * This should support all European type languages.
735 */
736 void
737 rxvt_term::set_locale (const char *locale)
738 {
739 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
740 free (this->locale);
741 this->locale = setlocale (LC_CTYPE, locale);
742
743 if (!this->locale)
744 {
745 if (*locale)
746 {
747 rxvt_warn ("unable to set locale \"%s\", using default locale instead.\n", locale);
748 setlocale (LC_CTYPE, "");
749 }
750 else
751 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
752
753 this->locale = "";
754 }
755
756
757 this->locale = rxvt_strdup (this->locale);
758 SET_LOCALE (this->locale);
759 mbstate.reset ();
760 #endif
761 #if 0
762 #if HAVE_NL_LANGINFO
763 free (codeset);
764 codeset = strdup (nl_langinfo (CODESET));
765 enc_utf8 = !strcasecmp (codeset, "UTF-8")
766 || !strcasecmp (codeset, "UTF8");
767 #else
768 enc_utf8 = 1;
769 #endif
770 #endif
771 }
772
773 void
774 rxvt_term::init_xlocale ()
775 {
776 #ifdef USE_XIM
777 if (!locale)
778 rxvt_warn ("setting locale failed, working without locale support.\n");
779 else
780 {
781 Atom wmlocale;
782
783 wmlocale = XInternAtom (display->display, "WM_LOCALE_NAME", False);
784 XChangeProperty (display->display, TermWin.parent[0], wmlocale,
785 XA_STRING, 8, PropModeReplace,
786 (unsigned char *)locale, strlen (locale));
787
788 if (!XSupportsLocale ())
789 {
790 rxvt_warn ("the locale is not supported by Xlib, working withotu locale support.\n");
791 return;
792 }
793
794 im_ev.start (display);
795
796 /* see if we can connect already */
797 im_cb ();
798 }
799 #endif
800 }
801
802 /*----------------------------------------------------------------------*/
803 void
804 rxvt_term::init_command (const char *const *argv)
805 {
806 /*
807 * Initialize the command connection.
808 * This should be called after the X server connection is established.
809 */
810 int i;
811
812 for (i = 0; i < NUM_XA; i++)
813 xa[i] = XInternAtom (display->display, xa_names[i], False);
814
815 /* Enable delete window protocol */
816 XSetWMProtocols (display->display, TermWin.parent[0],
817 & (xa[XA_WMDELETEWINDOW]), 1);
818
819 #ifdef USING_W11LIB
820 /* enable W11 callbacks */
821 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
822 #endif
823
824 #ifdef META8_OPTION
825 meta_char = (options & Opt_meta8 ? 0x80 : C0_ESC);
826 #endif
827
828 get_ourmods ();
829
830 if (!(options & Opt_scrollTtyOutput))
831 priv_modes |= PrivMode_TtyOutputInh;
832 if (options & Opt_scrollTtyKeypress)
833 priv_modes |= PrivMode_Keypress;
834 if (!(options & Opt_jumpScroll))
835 priv_modes |= PrivMode_smoothScroll;
836
837 #ifndef NO_BACKSPACE_KEY
838 if (strcmp (key_backspace, "DEC") == 0)
839 priv_modes |= PrivMode_HaveBackSpace;
840 #endif
841
842 /* add value for scrollBar */
843 if (scrollbar_visible ())
844 {
845 priv_modes |= PrivMode_scrollBar;
846 SavedModes |= PrivMode_scrollBar;
847 }
848 if (menubar_visible ())
849 {
850 priv_modes |= PrivMode_menuBar;
851 SavedModes |= PrivMode_menuBar;
852 }
853
854 #ifdef CURSOR_BLINK
855 if (options & Opt_cursorBlink)
856 (void)gettimeofday (&lastcursorchange, NULL);
857 #endif
858
859 run_command (argv);
860 }
861
862 /*----------------------------------------------------------------------*/
863 void
864 rxvt_term::Get_Colours ()
865 {
866 int i;
867
868 #ifdef OFF_FOCUS_FADING
869 pix_colors = pix_colors_focused;
870 #endif
871
872 for (i = 0; i < (display->depth <= 2 ? 2 : NRS_COLORS); i++)
873 {
874 rxvt_color xcol;
875
876 if (!rs[Rs_color + i])
877 continue;
878
879 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
880 {
881 #ifndef XTERM_REVERSE_VIDEO
882 if (i < 2 && (options & Opt_reverseVideo))
883 rs[Rs_color + i] = def_colorName[!i];
884 else
885 #endif
886 rs[Rs_color + i] = def_colorName[i];
887
888 if (!rs[Rs_color + i])
889 continue;
890
891 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
892 {
893 switch (i)
894 {
895 case Color_fg:
896 case Color_bg:
897 /* fatal: need bg/fg color */
898 rxvt_fatal ("unable to get foreground/background colour, aborting.\n");
899 /* NOTREACHED */
900 break;
901 #ifndef NO_CURSORCOLOR
902 case Color_cursor2:
903 xcol = pix_colors[Color_fg];
904 break;
905 #endif /* ! NO_CURSORCOLOR */
906 case Color_pointer_fg:
907 xcol = pix_colors[Color_fg];
908 break;
909 default:
910 xcol = pix_colors[Color_bg]; /* None */
911 break;
912 }
913 }
914 }
915
916 pix_colors[i] = xcol;
917 #ifdef OFF_FOCUS_FADING
918 if (rs[Rs_fade])
919 pix_colors_unfocused[i] = xcol.fade (display, atoi (rs[Rs_fade]));
920 #endif
921 SET_PIXCOLOR (i);
922 }
923
924 if (display->depth <= 2)
925 {
926 if (!rs[Rs_color + Color_pointer_fg]) pix_colors[Color_pointer_fg] = pix_colors[Color_fg];
927 if (!rs[Rs_color + Color_pointer_bg]) pix_colors[Color_pointer_bg] = pix_colors[Color_bg];
928 if (!rs[Rs_color + Color_border] ) pix_colors[Color_border] = pix_colors[Color_fg];
929 }
930
931 /*
932 * get scrollBar/menuBar shadow colors
933 *
934 * The calculations of topShadow/bottomShadow values are adapted
935 * from the fvwm window manager.
936 */
937 #ifdef KEEP_SCROLLCOLOR
938
939 if (display->depth <= 2)
940 { /* Monochrome */
941 pix_colors[Color_scroll] = pix_colors[Color_fg];
942 pix_colors[Color_topShadow] = pix_colors[Color_bg];
943 pix_colors[Color_bottomShadow] = pix_colors[Color_bg];
944 }
945 else
946 {
947 rxvt_color xcol[2];
948 /* xcol[0] == white
949 * xcol[1] == top shadow
950 * xcol[2] == bot shadow */
951
952 xcol[1] = pix_colors[Color_scroll];
953 xcol[0].set (display, 65535, 65535, 65535);
954
955 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
956
957 xcol[0].get (display, pr0, pg0, pb0);
958 xcol[1].get (display, pr1, pg1, pb1);
959
960 pix_colors[Color_bottomShadow] = xcol[1].fade (display, 50);
961
962 /* topShadowColor */
963 if (!xcol[1].set (display,
964 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
965 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
966 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
967 xcol[1] = pix_colors[Color_White];
968
969 pix_colors[Color_topShadow] = xcol[1];
970 }
971 #endif /* KEEP_SCROLLCOLOR */
972 }
973
974 /*----------------------------------------------------------------------*/
975 /* color aliases, fg/bg bright-bold */
976 void
977 rxvt_term::color_aliases (int idx)
978 {
979 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
980 {
981 int i = atoi (rs[Rs_color + idx]);
982
983 if (i >= 8 && i <= 15)
984 { /* bright colors */
985 i -= 8;
986 #ifndef NO_BRIGHTCOLOR
987 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
988 return;
989 #endif
990
991 }
992
993 if (i >= 0 && i <= 7) /* normal colors */
994 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
995 }
996 }
997
998 /*----------------------------------------------------------------------*/
999 /*
1000 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
1001 * Use resource ``modifier'' to override the Meta modifier
1002 */
1003 void
1004 rxvt_term::get_ourmods ()
1005 {
1006 int i, j, k;
1007 int requestedmeta, realmeta, realalt;
1008 const char *cm, *rsmod;
1009 XModifierKeymap *map;
1010 KeyCode *kc;
1011 const unsigned int modmasks[] =
1012 {
1013 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
1014 };
1015
1016 requestedmeta = realmeta = realalt = 0;
1017 rsmod = rs[Rs_modifier];
1018 if (rsmod
1019 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
1020 requestedmeta = rsmod[3] - '0';
1021
1022 map = XGetModifierMapping (display->display);
1023 kc = map->modifiermap;
1024 for (i = 1; i < 6; i++)
1025 {
1026 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
1027 for (j = map->max_keypermod; j--; k++)
1028 {
1029 if (kc[k] == 0)
1030 break;
1031 switch (XKeycodeToKeysym (display->display, kc[k], 0))
1032 {
1033 case XK_Num_Lock:
1034 ModNumLockMask = modmasks[i - 1];
1035 /* FALLTHROUGH */
1036 default:
1037 continue; /* for (;;) */
1038 case XK_Meta_L:
1039 case XK_Meta_R:
1040 cm = "meta";
1041 realmeta = i;
1042 break;
1043 case XK_Alt_L:
1044 case XK_Alt_R:
1045 cm = "alt";
1046 realalt = i;
1047 break;
1048 case XK_Super_L:
1049 case XK_Super_R:
1050 cm = "super";
1051 break;
1052 case XK_Hyper_L:
1053 case XK_Hyper_R:
1054 cm = "hyper";
1055 break;
1056 }
1057 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
1058 requestedmeta = i;
1059 }
1060 }
1061 XFreeModifiermap (map);
1062 i = (requestedmeta ? requestedmeta
1063 : (realmeta ? realmeta
1064 : (realalt ? realalt : 0)));
1065 if (i)
1066 ModMetaMask = modmasks[i - 1];
1067 }
1068
1069 /*----------------------------------------------------------------------*/
1070 /* rxvt_Create_Windows () - Open and map the window */
1071 void
1072 rxvt_term::create_windows (int argc, const char *const *argv)
1073 {
1074 XClassHint classHint;
1075 XWMHints wmHint;
1076 #if ENABLE_FRILLS
1077 Atom prop = None;
1078 MWMHints mwmhints;
1079 #endif
1080 XGCValues gcvalue;
1081 long vt_emask;
1082 XSetWindowAttributes attributes;
1083 XWindowAttributes gattr;
1084
1085 if (options & Opt_transparent)
1086 {
1087 XGetWindowAttributes (display->display, RootWindow (display->display, display->screen), &gattr);
1088 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
1089 }
1090
1091 #if ENABLE_FRILLS
1092 if (options & Opt_borderLess)
1093 {
1094 prop = XInternAtom(display->display, "_MOTIF_WM_INFO", True);
1095 if (prop == None)
1096 {
1097 /* print_warning("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");*/
1098 #ifdef PREFER_24BIT
1099 attributes.override_redirect = TRUE;
1100 #endif
1101 mwmhints.flags = 0;
1102 }
1103 else
1104 {
1105 mwmhints.flags = MWM_HINTS_DECORATIONS;
1106 mwmhints.decorations = 0;
1107 }
1108 }
1109 else
1110 {
1111 mwmhints.flags = 0;
1112 }
1113 #endif
1114
1115 /* grab colors before netscape does */
1116 Get_Colours ();
1117
1118 if (!change_font (rs[Rs_font]))
1119 {
1120 fprintf (stderr, "unable to load a base font, please provide one using -fn fontname\n");
1121 destroy ();
1122 return;
1123 }
1124
1125 window_calc (0, 0);
1126 old_width = szHint.width;
1127 old_height = szHint.height;
1128
1129 /* sub-window placement & size in rxvt_resize_subwindows () */
1130
1131 #ifdef PREFER_24BIT
1132 attributes.background_pixel = pix_colors[Color_bg];
1133 attributes.border_pixel = pix_colors[Color_border];
1134 attributes.colormap = display->cmap;
1135 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
1136 szHint.x, szHint.y,
1137 szHint.width, szHint.height,
1138 TermWin.ext_bwidth,
1139 display->depth, InputOutput,
1140 display->visual,
1141 CWColormap | CWBackPixel | CWBorderPixel, &attributes);
1142 #else
1143 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
1144 szHint.x, szHint.y,
1145 szHint.width, szHint.height,
1146 TermWin.ext_bwidth,
1147 pix_colors[Color_border],
1148 pix_colors[Color_bg]);
1149 #endif
1150
1151 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1152 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1153
1154 classHint.res_name = (char *)rs[Rs_name];
1155 classHint.res_class = (char *)RESCLASS;
1156
1157 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1158 wmHint.input = True;
1159 wmHint.initial_state = options & Opt_iconic ? IconicState : NormalState;
1160 wmHint.window_group = TermWin.parent[0];
1161
1162 XSetWMProperties (display->display, TermWin.parent[0], NULL, NULL,
1163 (char **)argv, argc, &szHint, &wmHint, &classHint);
1164
1165 #if ENABLE_FRILLS
1166 long pid = getpid ();
1167 XChangeProperty (display->display, TermWin.parent[0],
1168 display->atom ("_NET_WM_PID"), XA_CARDINAL, 32,
1169 PropModeReplace, (unsigned char *)&pid, 1);
1170 #endif
1171
1172 XSelectInput (display->display, TermWin.parent[0],
1173 KeyPressMask
1174 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1175 | KeyReleaseMask
1176 #endif
1177 | FocusChangeMask | VisibilityChangeMask
1178 | ExposureMask
1179 | StructureNotifyMask);
1180 termwin_ev.start (display, TermWin.parent[0]);
1181
1182 #if ENABLE_FRILLS
1183 if (mwmhints.flags)
1184 {
1185 prop = XInternAtom(display->display, "_MOTIF_WM_HINTS", False);
1186 XChangeProperty(display->display, TermWin.parent[0], prop, prop, 32, PropModeReplace, (unsigned char *) &mwmhints, PROP_MWM_HINTS_ELEMENTS);
1187 }
1188 #endif
1189
1190 /* vt cursor: Black-on-White is standard, but this is more popular */
1191 TermWin_cursor = XCreateFontCursor (display->display, XC_xterm);
1192
1193 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1194 /* cursor (menuBar/scrollBar): Black-on-White */
1195 leftptr_cursor = XCreateFontCursor (display->display, XC_left_ptr);
1196 #endif
1197
1198 #ifdef POINTER_BLANK
1199 {
1200 XColor blackcolour;
1201 blackcolour.red = 0;
1202 blackcolour.green = 0;
1203 blackcolour.blue = 0;
1204 Font f = XLoadFont (display->display, "fixed");
1205 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1206 &blackcolour, &blackcolour);
1207 XUnloadFont (display->display, f);
1208 }
1209 #endif
1210
1211 /* the vt window */
1212 TermWin.vt = XCreateSimpleWindow (display->display, TermWin.parent[0],
1213 window_vt_x,
1214 window_vt_y,
1215 TermWin_TotalWidth (),
1216 TermWin_TotalHeight (),
1217 0,
1218 pix_colors[Color_fg],
1219 pix_colors[Color_bg]);
1220 #ifdef DEBUG_X
1221 XStoreName (display->display, TermWin.vt, "vt window");
1222 #endif
1223
1224 attributes.bit_gravity = NorthWestGravity;
1225 XChangeWindowAttributes (display->display, TermWin.vt, CWBitGravity, &attributes);
1226
1227 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1228
1229 pointer_unblank ();
1230
1231 #ifdef POINTER_BLANK
1232 if (options & Opt_pointerBlank)
1233 vt_emask |= PointerMotionMask;
1234 else
1235 #endif
1236 vt_emask |= Button1MotionMask | Button3MotionMask;
1237
1238 XSelectInput (display->display, TermWin.vt, vt_emask);
1239 vt_ev.start (display, TermWin.vt);
1240
1241 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1242 if (menuBar_height ())
1243 {
1244 menuBar.win = XCreateSimpleWindow (display->display, TermWin.parent[0],
1245 window_vt_x, 0,
1246 TermWin_TotalWidth (),
1247 menuBar_TotalHeight (),
1248 0,
1249 pix_colors[Color_fg],
1250 pix_colors[Color_scroll]);
1251
1252 #ifdef DEBUG_X
1253 XStoreName (display->display, menuBar.win, "menubar");
1254 #endif
1255
1256 menuBar.drawable = new rxvt_drawable (display, menuBar.win);
1257
1258 XDefineCursor (display->display, menuBar.win,
1259 XCreateFontCursor (display->display, XC_left_ptr));
1260
1261 XSelectInput (display->display, menuBar.win,
1262 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1263 | Button1MotionMask));
1264 menubar_ev.start (display, menuBar.win);
1265 }
1266 #endif
1267
1268 #ifdef XPM_BACKGROUND
1269 if (rs[Rs_backgroundPixmap] != NULL
1270 && ! (options & Opt_transparent))
1271 {
1272 const char *p = rs[Rs_backgroundPixmap];
1273
1274 if ((p = strchr (p, ';')) != NULL)
1275 {
1276 p++;
1277 scale_pixmap (p);
1278 }
1279 set_bgPixmap (rs[Rs_backgroundPixmap]);
1280 scr_touch (True);
1281 }
1282 #endif
1283
1284 /* graphics context for the vt window */
1285 gcvalue.foreground = pix_colors[Color_fg];
1286 gcvalue.background = pix_colors[Color_bg];
1287 gcvalue.graphics_exposures = 1;
1288 TermWin.gc = XCreateGC (display->display, TermWin.vt,
1289 GCForeground | GCBackground | GCGraphicsExposures,
1290 &gcvalue);
1291
1292 TermWin.drawable = new rxvt_drawable (display, TermWin.vt);
1293
1294 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1295 gcvalue.foreground = pix_colors[Color_topShadow];
1296 topShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1297 gcvalue.foreground = pix_colors[Color_bottomShadow];
1298 botShadowGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1299 gcvalue.foreground = pix_colors[ (display->depth <= 2 ? Color_fg : Color_scroll)];
1300 scrollbarGC = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue);
1301 #endif
1302
1303 #ifdef OFF_FOCUS_FADING
1304 // initially we are in unfocused state
1305 if (rs[Rs_fade])
1306 pix_colors = pix_colors_unfocused;
1307 #endif
1308 }
1309
1310 /* ------------------------------------------------------------------------- *
1311 * GET TTY CURRENT STATE *
1312 * ------------------------------------------------------------------------- */
1313 void
1314 rxvt_get_ttymode (ttymode_t *tio, int erase)
1315 {
1316 #ifdef HAVE_TERMIOS_H
1317 /*
1318 * standard System V termios interface
1319 */
1320 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1321 {
1322 /* return error - use system defaults */
1323 tio->c_cc[VINTR] = CINTR;
1324 tio->c_cc[VQUIT] = CQUIT;
1325 tio->c_cc[VERASE] = CERASE;
1326 tio->c_cc[VKILL] = CKILL;
1327 tio->c_cc[VSTART] = CSTART;
1328 tio->c_cc[VSTOP] = CSTOP;
1329 tio->c_cc[VSUSP] = CSUSP;
1330 # ifdef VDSUSP
1331
1332 tio->c_cc[VDSUSP] = CDSUSP;
1333 # endif
1334 # ifdef VREPRINT
1335
1336 tio->c_cc[VREPRINT] = CRPRNT;
1337 # endif
1338 # ifdef VDISCRD
1339
1340 tio->c_cc[VDISCRD] = CFLUSH;
1341 # endif
1342 # ifdef VWERSE
1343
1344 tio->c_cc[VWERSE] = CWERASE;
1345 # endif
1346 # ifdef VLNEXT
1347
1348 tio->c_cc[VLNEXT] = CLNEXT;
1349 # endif
1350
1351 }
1352 tio->c_cc[VEOF] = CEOF;
1353 tio->c_cc[VEOL] = VDISABLE;
1354 # ifdef VEOL2
1355
1356 tio->c_cc[VEOL2] = VDISABLE;
1357 # endif
1358 # ifdef VSWTC
1359
1360 tio->c_cc[VSWTC] = VDISABLE;
1361 # endif
1362 # ifdef VSWTCH
1363
1364 tio->c_cc[VSWTCH] = VDISABLE;
1365 # endif
1366 # if VMIN != VEOF
1367
1368 tio->c_cc[VMIN] = 1;
1369 # endif
1370 # if VTIME != VEOL
1371
1372 tio->c_cc[VTIME] = 0;
1373 # endif
1374
1375 if (erase != -1)
1376 tio->c_cc[VERASE] = (char)erase;
1377
1378 /* input modes */
1379 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1380 # ifdef IMAXBEL
1381 | IMAXBEL
1382 # endif
1383 | IXON);
1384
1385 /* output modes */
1386 tio->c_oflag = (OPOST | ONLCR);
1387
1388 /* control modes */
1389 tio->c_cflag = (CS8 | CREAD);
1390
1391 /* line discipline modes */
1392 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1393 # if defined (ECHOCTL) && defined (ECHOKE)
1394 | ECHOCTL | ECHOKE
1395 # endif
1396 | ECHOE | ECHOK);
1397 # else /* HAVE_TERMIOS_H */
1398
1399 /*
1400 * sgtty interface
1401 */
1402
1403 /* get parameters -- gtty */
1404 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1405 {
1406 tio->sg.sg_erase = CERASE; /* ^H */
1407 tio->sg.sg_kill = CKILL; /* ^U */
1408 }
1409 if (erase != -1)
1410 tio->sg.sg_erase = (char)erase;
1411
1412 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1413
1414 /* get special characters */
1415 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1416 {
1417 tio->tc.t_intrc = CINTR; /* ^C */
1418 tio->tc.t_quitc = CQUIT; /* ^\ */
1419 tio->tc.t_startc = CSTART; /* ^Q */
1420 tio->tc.t_stopc = CSTOP; /* ^S */
1421 tio->tc.t_eofc = CEOF; /* ^D */
1422 tio->tc.t_brkc = -1;
1423 }
1424 /* get local special chars */
1425 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1426 {
1427 tio->lc.t_suspc = CSUSP; /* ^Z */
1428 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1429 tio->lc.t_rprntc = CRPRNT; /* ^R */
1430 tio->lc.t_flushc = CFLUSH; /* ^O */
1431 tio->lc.t_werasc = CWERASE; /* ^W */
1432 tio->lc.t_lnextc = CLNEXT; /* ^V */
1433 }
1434 /* get line discipline */
1435 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1436 # ifdef NTTYDISC
1437
1438 tio->line = NTTYDISC;
1439 # endif /* NTTYDISC */
1440
1441 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1442 #endif /* HAVE_TERMIOS_H */
1443
1444 /*
1445 * Debugging
1446 */
1447 #ifdef DEBUG_TTYMODE
1448 #ifdef HAVE_TERMIOS_H
1449 /* c_iflag bits */
1450 fprintf (stderr, "Input flags\n");
1451
1452 /* cpp token stringize doesn't work on all machines <sigh> */
1453 # define FOO(flag,name) \
1454 if ((tio->c_iflag) & flag) \
1455 fprintf (stderr, "%s ", name)
1456
1457 /* c_iflag bits */
1458 FOO (IGNBRK, "IGNBRK");
1459 FOO (BRKINT, "BRKINT");
1460 FOO (IGNPAR, "IGNPAR");
1461 FOO (PARMRK, "PARMRK");
1462 FOO (INPCK, "INPCK");
1463 FOO (ISTRIP, "ISTRIP");
1464 FOO (INLCR, "INLCR");
1465 FOO (IGNCR, "IGNCR");
1466 FOO (ICRNL, "ICRNL");
1467 FOO (IXON, "IXON");
1468 FOO (IXOFF, "IXOFF");
1469 # ifdef IUCLC
1470
1471 FOO (IUCLC, "IUCLC");
1472 # endif
1473 # ifdef IXANY
1474
1475 FOO (IXANY, "IXANY");
1476 # endif
1477 # ifdef IMAXBEL
1478
1479 FOO (IMAXBEL, "IMAXBEL");
1480 # endif
1481
1482 fprintf (stderr, "\n");
1483
1484 # undef FOO
1485 # define FOO(entry, name) \
1486 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1487
1488 FOO (VINTR, "VINTR");
1489 FOO (VQUIT, "VQUIT");
1490 FOO (VERASE, "VERASE");
1491 FOO (VKILL, "VKILL");
1492 FOO (VEOF, "VEOF");
1493 FOO (VEOL, "VEOL");
1494 # ifdef VEOL2
1495
1496 FOO (VEOL2, "VEOL2");
1497 # endif
1498 # ifdef VSWTC
1499
1500 FOO (VSWTC, "VSWTC");
1501 # endif
1502 # ifdef VSWTCH
1503
1504 FOO (VSWTCH, "VSWTCH");
1505 # endif
1506
1507 FOO (VSTART, "VSTART");
1508 FOO (VSTOP, "VSTOP");
1509 FOO (VSUSP, "VSUSP");
1510 # ifdef VDSUSP
1511
1512 FOO (VDSUSP, "VDSUSP");
1513 # endif
1514 # ifdef VREPRINT
1515
1516 FOO (VREPRINT, "VREPRINT");
1517 # endif
1518 # ifdef VDISCRD
1519
1520 FOO (VDISCRD, "VDISCRD");
1521 # endif
1522 # ifdef VWERSE
1523
1524 FOO (VWERSE, "VWERSE");
1525 # endif
1526 # ifdef VLNEXT
1527
1528 FOO (VLNEXT, "VLNEXT");
1529 # endif
1530
1531 fprintf (stderr, "\n");
1532 # undef FOO
1533 # endif /* HAVE_TERMIOS_H */
1534 #endif /* DEBUG_TTYMODE */
1535 }
1536
1537 /*----------------------------------------------------------------------*/
1538 /*
1539 * Run the command in a subprocess and return a file descriptor for the
1540 * master end of the pseudo-teletype pair with the command talking to
1541 * the slave.
1542 */
1543 void
1544 rxvt_term::run_command (const char *const *argv)
1545 {
1546 int er;
1547
1548 if (!pty.get ())
1549 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1550
1551 #ifndef NO_BACKSPACE_KEY
1552 if (key_backspace[0] && !key_backspace[1])
1553 er = key_backspace[0];
1554 else if (strcmp (key_backspace, "DEC") == 0)
1555 er = '\177'; /* the initial state anyway */
1556 else
1557 #endif
1558 er = -1;
1559
1560 rxvt_get_ttymode (&tio, er);
1561
1562 /* set initial window size */
1563 tt_winch ();
1564
1565 #ifndef __QNX__
1566 /* spin off the command interpreter */
1567 switch (cmd_pid = fork ())
1568 {
1569 case -1:
1570 rxvt_fatal ("can't fork, aborting.\n");
1571 case 0:
1572 init_env ();
1573
1574 if (!pty.make_controlling_tty ())
1575 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1576 else
1577 {
1578 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1579 dup2 (pty.tty, STDIN_FILENO);
1580 dup2 (pty.tty, STDOUT_FILENO);
1581 dup2 (pty.tty, STDERR_FILENO);
1582
1583 // close all our file handles that we do no longer need
1584 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1585 {
1586 if ((*t)->pty.pty > 2) close ((*t)->pty.pty);
1587 if ((*t)->pty.tty > 2) close ((*t)->pty.tty);
1588 }
1589
1590 run_child (argv);
1591 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1592 }
1593
1594 _exit (EXIT_FAILURE);
1595
1596 default:
1597 {
1598 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1599 int fdstdin;
1600
1601 fdstdin = dup (STDIN_FILENO);
1602 dup2 (pty.tty, STDIN_FILENO);
1603 #endif
1604
1605 #ifdef UTMP_SUPPORT
1606 privileged_utmp (SAVE);
1607 #endif
1608
1609 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1610
1611 dup2 (fdstdin, STDIN_FILENO);
1612 close (fdstdin);
1613 #endif
1614 }
1615
1616 pty.close_tty (); /* keep STDERR_FILENO, pty.pty, display->fd () open */
1617 break;
1618 }
1619 #else /* __QNX__ uses qnxspawn () */
1620 fchmod (pty.tty, 0622);
1621 fcntl (pty.tty, F_SETFD, FD_CLOEXEC);
1622 fcntl (pty.pty, F_SETFD, FD_CLOEXEC);
1623
1624 if (run_child (argv) == -1)
1625 exit (EXIT_FAILURE);
1626 #endif
1627 }
1628
1629 /* ------------------------------------------------------------------------- *
1630 * CHILD PROCESS OPERATIONS *
1631 * ------------------------------------------------------------------------- */
1632 /*
1633 * The only open file descriptor is the slave tty - so no error messages.
1634 * returns are fatal
1635 */
1636 int
1637 rxvt_term::run_child (const char *const *argv)
1638 {
1639 char *login;
1640
1641 SET_TTYMODE (STDIN_FILENO, &tio); /* init terminal attributes */
1642
1643 if (options & Opt_console)
1644 { /* be virtual console, fail silently */
1645 #ifdef TIOCCONS
1646 unsigned int on = 1;
1647
1648 ioctl (STDIN_FILENO, TIOCCONS, &on);
1649 #elif defined (SRIOCSREDIR)
1650 int fd;
1651
1652 fd = open (CONSOLE, O_WRONLY, 0);
1653 if (fd >= 0)
1654 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1655 close (fd);
1656 #endif /* SRIOCSREDIR */
1657 }
1658
1659 /* reset signals and spin off the command interpreter */
1660 signal (SIGINT, SIG_DFL);
1661 signal (SIGQUIT, SIG_DFL);
1662 signal (SIGCHLD, SIG_DFL);
1663 signal (SIGHUP, SIG_DFL);
1664 signal (SIGPIPE, SIG_DFL);
1665 /*
1666 * mimick login's behavior by disabling the job control signals
1667 * a shell that wants them can turn them back on
1668 */
1669 #ifdef SIGTSTP
1670 signal (SIGTSTP, SIG_IGN);
1671 signal (SIGTTIN, SIG_IGN);
1672 signal (SIGTTOU, SIG_IGN);
1673 #endif /* SIGTSTP */
1674
1675 // unblock signals (signals are blocked by iom.C
1676 sigset_t ss;
1677 sigemptyset (&ss);
1678 sigprocmask (SIG_SETMASK, &ss, 0);
1679
1680 #ifndef __QNX__
1681 /* command interpreter path */
1682 if (argv != NULL)
1683 {
1684 # ifdef DEBUG_CMD
1685 int i;
1686
1687 for (i = 0; argv[i]; i++)
1688 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1689 # endif
1690
1691 execvp (argv[0], (char *const *)argv);
1692 /* no error message: STDERR is closed! */
1693 }
1694 else
1695 {
1696 const char *argv0, *shell;
1697
1698 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1699 shell = "/bin/sh";
1700
1701 argv0 = (const char *)rxvt_r_basename (shell);
1702
1703 if (options & Opt_loginShell)
1704 {
1705 login = (char *)rxvt_malloc ((strlen (argv0) + 2) * sizeof (char));
1706
1707 login[0] = '-';
1708 strcpy (&login[1], argv0);
1709 argv0 = login;
1710 }
1711 execlp (shell, argv0, NULL);
1712 /* no error message: STDERR is closed! */
1713 }
1714
1715 #else /* __QNX__ uses qnxspawn () */
1716
1717 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1718 char *command = NULL, fullcommand[_MAX_PATH];
1719 char **arg_v, *arg_a[2] = { NULL, NULL };
1720
1721 if (argv != NULL)
1722 {
1723 if (access (argv[0], X_OK) == -1)
1724 {
1725 if (strchr (argv[0], '/') == NULL)
1726 {
1727 searchenv (argv[0], "PATH", fullcommand);
1728
1729 if (fullcommand[0] != '\0')
1730 command = fullcommand;
1731 }
1732
1733 if (access (command, X_OK) == -1)
1734 return -1;
1735 }
1736 else
1737 command = argv[0];
1738
1739 arg_v = argv;
1740 }
1741 else
1742 {
1743 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1744 command = "/bin/sh";
1745
1746 arg_a[0] = my_basename (command);
1747
1748 if (options & Opt_loginShell)
1749 {
1750 login = rxvt_malloc ((strlen (arg_a[0]) + 2) * sizeof (char));
1751
1752 login[0] = '-';
1753 strcpy (&login[1], arg_a[0]);
1754 arg_a[0] = login;
1755 }
1756
1757 arg_v = arg_a;
1758 }
1759
1760 iov_a[0] = iov_a[1] = iov_a[2] = pty.tty;
1761 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1762 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1763 command, arg_v, environ, iov_a, 0);
1764 if (login)
1765 free (login);
1766
1767 pty.close_tty ();
1768 return pty.pty;
1769 #endif
1770
1771 return -1;
1772 }
1773
1774 /*----------------------- end-of-file (C source) -----------------------*/