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Revision: 1.25
Committed: Wed Feb 11 08:13:44 2004 UTC (20 years, 3 months ago) by pcg
Content type: text/plain
Branch: MAIN
Changes since 1.24: +3 -6 lines
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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 *
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 *---------------------------------------------------------------------*/
29 /*
30 * Initialisation routines.
31 */
32
33 #include "../config.h" /* NECESSARY */
34 #include "rxvt.h" /* NECESSARY */
35 #include "init.h"
36
37 #include <signal.h>
38
39 const char *const def_colorName[] =
40 {
41 COLOR_FOREGROUND,
42 COLOR_BACKGROUND,
43 /* low-intensity colors */
44 "Black", /* 0: black (#000000) */
45 #ifndef NO_BRIGHTCOLOR
46 "Red3", /* 1: red (#CD0000) */
47 "Green3", /* 2: green (#00CD00) */
48 "Yellow3", /* 3: yellow (#CDCD00) */
49 "Blue3", /* 4: blue (#0000CD) */
50 "Magenta3", /* 5: magenta (#CD00CD) */
51 "Cyan3", /* 6: cyan (#00CDCD) */
52 # ifdef XTERM_COLORS
53 "Grey90", /* 7: white (#E5E5E5) */
54 # else
55 "AntiqueWhite", /* 7: white (#FAEBD7) */
56 # endif
57 /* high-intensity colors */
58 # ifdef XTERM_COLORS
59 "Grey30", /* 8: bright black (#4D4D4D) */
60 # else
61 "Grey25", /* 8: bright black (#404040) */
62 # endif
63 #endif /* NO_BRIGHTCOLOR */
64 "Red", /* 1/9: bright red (#FF0000) */
65 "Green", /* 2/10: bright green (#00FF00) */
66 "Yellow", /* 3/11: bright yellow (#FFFF00) */
67 "Blue", /* 4/12: bright blue (#0000FF) */
68 "Magenta", /* 5/13: bright magenta (#FF00FF) */
69 "Cyan", /* 6/14: bright cyan (#00FFFF) */
70 "White", /* 7/15: bright white (#FFFFFF) */
71 #ifdef TTY_256COLOR
72 "rgb:00/00/00", /* default 16-255 color table */
73 "rgb:00/00/2a",
74 "rgb:00/00/55",
75 "rgb:00/00/7f",
76 "rgb:00/00/aa",
77 "rgb:00/00/d4",
78 "rgb:00/2a/00",
79 "rgb:00/2a/2a",
80 "rgb:00/2a/55",
81 "rgb:00/2a/7f",
82 "rgb:00/2a/aa",
83 "rgb:00/2a/d4",
84 "rgb:00/55/00",
85 "rgb:00/55/2a",
86 "rgb:00/55/55",
87 "rgb:00/55/7f",
88 "rgb:00/55/aa",
89 "rgb:00/55/d4",
90 "rgb:00/7f/00",
91 "rgb:00/7f/2a",
92 "rgb:00/7f/55",
93 "rgb:00/7f/7f",
94 "rgb:00/7f/aa",
95 "rgb:00/7f/d4",
96 "rgb:00/aa/00",
97 "rgb:00/aa/2a",
98 "rgb:00/aa/55",
99 "rgb:00/aa/7f",
100 "rgb:00/aa/aa",
101 "rgb:00/aa/d4",
102 "rgb:00/d4/00",
103 "rgb:00/d4/2a",
104 "rgb:00/d4/55",
105 "rgb:00/d4/7f",
106 "rgb:00/d4/aa",
107 "rgb:00/d4/d4",
108 "rgb:2a/00/00",
109 "rgb:2a/00/2a",
110 "rgb:2a/00/55",
111 "rgb:2a/00/7f",
112 "rgb:2a/00/aa",
113 "rgb:2a/00/d4",
114 "rgb:2a/2a/00",
115 "rgb:2a/2a/2a",
116 "rgb:2a/2a/55",
117 "rgb:2a/2a/7f",
118 "rgb:2a/2a/aa",
119 "rgb:2a/2a/d4",
120 "rgb:2a/55/00",
121 "rgb:2a/55/2a",
122 "rgb:2a/55/55",
123 "rgb:2a/55/7f",
124 "rgb:2a/55/aa",
125 "rgb:2a/55/d4",
126 "rgb:2a/7f/00",
127 "rgb:2a/7f/2a",
128 "rgb:2a/7f/55",
129 "rgb:2a/7f/7f",
130 "rgb:2a/7f/aa",
131 "rgb:2a/7f/d4",
132 "rgb:2a/aa/00",
133 "rgb:2a/aa/2a",
134 "rgb:2a/aa/55",
135 "rgb:2a/aa/7f",
136 "rgb:2a/aa/aa",
137 "rgb:2a/aa/d4",
138 "rgb:2a/d4/00",
139 "rgb:2a/d4/2a",
140 "rgb:2a/d4/55",
141 "rgb:2a/d4/7f",
142 "rgb:2a/d4/aa",
143 "rgb:2a/d4/d4",
144 "rgb:55/00/00",
145 "rgb:55/00/2a",
146 "rgb:55/00/55",
147 "rgb:55/00/7f",
148 "rgb:55/00/aa",
149 "rgb:55/00/d4",
150 "rgb:55/2a/00",
151 "rgb:55/2a/2a",
152 "rgb:55/2a/55",
153 "rgb:55/2a/7f",
154 "rgb:55/2a/aa",
155 "rgb:55/2a/d4",
156 "rgb:55/55/00",
157 "rgb:55/55/2a",
158 "rgb:55/55/55",
159 "rgb:55/55/7f",
160 "rgb:55/55/aa",
161 "rgb:55/55/d4",
162 "rgb:55/7f/00",
163 "rgb:55/7f/2a",
164 "rgb:55/7f/55",
165 "rgb:55/7f/7f",
166 "rgb:55/7f/aa",
167 "rgb:55/7f/d4",
168 "rgb:55/aa/00",
169 "rgb:55/aa/2a",
170 "rgb:55/aa/55",
171 "rgb:55/aa/7f",
172 "rgb:55/aa/aa",
173 "rgb:55/aa/d4",
174 "rgb:55/d4/00",
175 "rgb:55/d4/2a",
176 "rgb:55/d4/55",
177 "rgb:55/d4/7f",
178 "rgb:55/d4/aa",
179 "rgb:55/d4/d4",
180 "rgb:7f/00/00",
181 "rgb:7f/00/2a",
182 "rgb:7f/00/55",
183 "rgb:7f/00/7f",
184 "rgb:7f/00/aa",
185 "rgb:7f/00/d4",
186 "rgb:7f/2a/00",
187 "rgb:7f/2a/2a",
188 "rgb:7f/2a/55",
189 "rgb:7f/2a/7f",
190 "rgb:7f/2a/aa",
191 "rgb:7f/2a/d4",
192 "rgb:7f/55/00",
193 "rgb:7f/55/2a",
194 "rgb:7f/55/55",
195 "rgb:7f/55/7f",
196 "rgb:7f/55/aa",
197 "rgb:7f/55/d4",
198 "rgb:7f/7f/00",
199 "rgb:7f/7f/2a",
200 "rgb:7f/7f/55",
201 "rgb:7f/7f/7f",
202 "rgb:7f/7f/aa",
203 "rgb:7f/7f/d4",
204 "rgb:7f/aa/00",
205 "rgb:7f/aa/2a",
206 "rgb:7f/aa/55",
207 "rgb:7f/aa/7f",
208 "rgb:7f/aa/aa",
209 "rgb:7f/aa/d4",
210 "rgb:7f/d4/00",
211 "rgb:7f/d4/2a",
212 "rgb:7f/d4/55",
213 "rgb:7f/d4/7f",
214 "rgb:7f/d4/aa",
215 "rgb:7f/d4/d4",
216 "rgb:aa/00/00",
217 "rgb:aa/00/2a",
218 "rgb:aa/00/55",
219 "rgb:aa/00/7f",
220 "rgb:aa/00/aa",
221 "rgb:aa/00/d4",
222 "rgb:aa/2a/00",
223 "rgb:aa/2a/2a",
224 "rgb:aa/2a/55",
225 "rgb:aa/2a/7f",
226 "rgb:aa/2a/aa",
227 "rgb:aa/2a/d4",
228 "rgb:aa/55/00",
229 "rgb:aa/55/2a",
230 "rgb:aa/55/55",
231 "rgb:aa/55/7f",
232 "rgb:aa/55/aa",
233 "rgb:aa/55/d4",
234 "rgb:aa/7f/00",
235 "rgb:aa/7f/2a",
236 "rgb:aa/7f/55",
237 "rgb:aa/7f/7f",
238 "rgb:aa/7f/aa",
239 "rgb:aa/7f/d4",
240 "rgb:aa/aa/00",
241 "rgb:aa/aa/2a",
242 "rgb:aa/aa/55",
243 "rgb:aa/aa/7f",
244 "rgb:aa/aa/aa",
245 "rgb:aa/aa/d4",
246 "rgb:aa/d4/00",
247 "rgb:aa/d4/2a",
248 "rgb:aa/d4/55",
249 "rgb:aa/d4/7f",
250 "rgb:aa/d4/aa",
251 "rgb:aa/d4/d4",
252 "rgb:d4/00/00",
253 "rgb:d4/00/2a",
254 "rgb:d4/00/55",
255 "rgb:d4/00/7f",
256 "rgb:d4/00/aa",
257 "rgb:d4/00/d4",
258 "rgb:d4/2a/00",
259 "rgb:d4/2a/2a",
260 "rgb:d4/2a/55",
261 "rgb:d4/2a/7f",
262 "rgb:d4/2a/aa",
263 "rgb:d4/2a/d4",
264 "rgb:d4/55/00",
265 "rgb:d4/55/2a",
266 "rgb:d4/55/55",
267 "rgb:d4/55/7f",
268 "rgb:d4/55/aa",
269 "rgb:d4/55/d4",
270 "rgb:d4/7f/00",
271 "rgb:d4/7f/2a",
272 "rgb:d4/7f/55",
273 "rgb:d4/7f/7f",
274 "rgb:d4/7f/aa",
275 "rgb:d4/7f/d4",
276 "rgb:d4/aa/00",
277 "rgb:d4/aa/2a",
278 "rgb:d4/aa/55",
279 "rgb:d4/aa/7f",
280 "rgb:d4/aa/aa",
281 "rgb:d4/aa/d4",
282 "rgb:d4/d4/00",
283 "rgb:d4/d4/2a",
284 "rgb:d4/d4/55",
285 "rgb:d4/d4/7f",
286 "rgb:d4/d4/aa",
287 "rgb:d4/d4/d4",
288 "rgb:08/08/08",
289 "rgb:12/12/12",
290 "rgb:1c/1c/1c",
291 "rgb:26/26/26",
292 "rgb:30/30/30",
293 "rgb:3a/3a/3a",
294 "rgb:44/44/44",
295 "rgb:4e/4e/4e",
296 "rgb:58/58/58",
297 "rgb:62/62/62",
298 "rgb:6c/6c/6c",
299 "rgb:76/76/76",
300 "rgb:80/80/80",
301 "rgb:8a/8a/8a",
302 "rgb:94/94/94",
303 "rgb:9e/9e/9e",
304 "rgb:a8/a8/a8",
305 "rgb:b2/b2/b2",
306 "rgb:bc/bc/bc",
307 "rgb:c6/c6/c6",
308 "rgb:d0/d0/d0",
309 "rgb:da/da/da",
310 "rgb:e4/e4/e4",
311 "rgb:ee/ee/ee",
312 #endif
313 #ifndef NO_CURSORCOLOR
314 COLOR_CURSOR_BACKGROUND,
315 COLOR_CURSOR_FOREGROUND,
316 #endif /* ! NO_CURSORCOLOR */
317 NULL, /* Color_pointer */
318 NULL, /* Color_border */
319 #ifndef NO_BOLD_UNDERLINE_REVERSE
320 NULL, /* Color_BD */
321 NULL, /* Color_UL */
322 NULL, /* Color_RV */
323 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
324 #ifdef OPTION_HC
325 NULL,
326 #endif
327 #ifdef KEEP_SCROLLCOLOR
328 COLOR_SCROLLBAR,
329 COLOR_SCROLLTROUGH,
330 #endif /* KEEP_SCROLLCOLOR */
331
332 };
333
334 const char *const xa_names[NUM_XA] =
335 {
336 "TEXT",
337 "COMPOUND_TEXT",
338 "UTF8_STRING",
339 "MULTIPLE",
340 "TARGETS",
341 "TIMESTAMP",
342 "VT_SELECTION",
343 "INCR",
344 "WM_DELETE_WINDOW",
345 #ifdef TRANSPARENT
346 "_XROOTPMAP_ID",
347 #endif
348 #ifdef OFFIX_DND
349 "DndProtocol",
350 "DndSelection",
351 #endif
352 "CLIPBOARD"
353 };
354
355 bool
356 rxvt_term::init_vars ()
357 {
358 PixColors = new rxvt_color [TOTAL_COLORS];
359 if (PixColors == NULL)
360 return false;
361
362 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
363 TermWin.pixmap = None;
364 #endif
365 #ifdef UTMP_SUPPORT
366 next_utmp_action = SAVE;
367 #endif
368 #ifndef NO_SETOWNER_TTYDEV
369 next_tty_action = SAVE;
370 #endif
371
372 MEvent.time = CurrentTime;
373 MEvent.button = AnyButton;
374 Options = DEFAULT_OPTIONS;
375 want_refresh = 1;
376 cmd_pid = -1;
377 cmd_fd = tty_fd = -1;
378 PrivateModes = SavedModes = PrivMode_Default;
379 TermWin.focus = 0;
380 TermWin.ncol = 80;
381 TermWin.nrow = 24;
382 TermWin.int_bwidth = INTERNALBORDERWIDTH;
383 TermWin.ext_bwidth = EXTERNALBORDERWIDTH;
384 TermWin.lineSpace = LINESPACE;
385 TermWin.saveLines = SAVELINES;
386 numPixColors = TOTAL_COLORS;
387
388 #ifndef NO_NEW_SELECTION
389 selection_style = NEW_SELECT;
390 #else
391 selection_style = OLD_SELECT;
392 #endif
393
394 #ifndef NO_BRIGHTCOLOR
395 colorfgbg = DEFAULT_RSTYLE;
396 #endif
397
398 #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
399 ks_bigfont = XK_greater;
400 ks_smallfont = XK_less;
401 #endif
402
403 #ifdef GREEK_SUPPORT
404 ks_greekmodeswith = GREEK_KEYBOARD_MODESWITCH;
405 #endif
406
407 refresh_limit = 1;
408 refresh_type = SLOW_REFRESH;
409 prev_nrow = prev_ncol = 0;
410 #ifdef MULTICHAR_SET
411 # ifdef MULTICHAR_ENCODING
412 encoding_method = MULTICHAR_ENCODING;
413 # endif
414 multichar_decode = rxvt_euc2jis;
415 #endif
416
417 oldcursor.row = oldcursor.col = -1;
418 #ifdef XPM_BACKGROUND
419 /* bgPixmap.w = bgPixmap.h = 0; */
420 bgPixmap.x = bgPixmap.y = 50;
421 bgPixmap.pixmap = None;
422 #endif
423
424 last_bot = last_state = -1;
425
426 #ifdef MENUBAR
427 menu_readonly = 1;
428 # if !(MENUBAR_MAX > 1)
429 CurrentBar = &(BarList);
430 # endif /* (MENUBAR_MAX > 1) */
431 #endif
432
433 return true;
434 }
435
436 void
437 rxvt_term::init_secondary ()
438 {
439 int i;
440 #ifdef TTY_GID_SUPPORT
441 struct group *gr = getgrnam ("tty");
442
443 if (gr)
444 { /* change group ownership of tty to "tty" */
445 ttymode = S_IRUSR | S_IWUSR | S_IWGRP;
446 ttygid = gr->gr_gid;
447 }
448 else
449 #endif /* TTY_GID_SUPPORT */
450
451 {
452 ttymode = S_IRUSR | S_IWUSR | S_IWGRP | S_IWOTH;
453 ttygid = getgid ();
454 }
455
456 /*
457 * Close all unused file descriptors
458 * We don't want them, we don't need them.
459 */
460 if ((i = open ("/dev/null", O_RDONLY)) < 0)
461 {
462 /* TODO: BOO HISS */
463 dup2 (STDERR_FILENO, STDIN_FILENO);
464 }
465 else if (i > STDIN_FILENO)
466 {
467 dup2 (i, STDIN_FILENO);
468 close (i);
469 }
470
471 dup2 (STDERR_FILENO, STDOUT_FILENO);
472
473 #if 0 // schmorp sayz closing filies is murder
474 for (i = STDERR_FILENO + 1; i < num_fds; i++)
475 {
476 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
477 if (i == 4 || i == 7)
478 continue;
479 #endif
480 close(i);
481 }
482 #endif
483 }
484
485 /*----------------------------------------------------------------------*/
486 const char **
487 rxvt_term::init_resources (int argc, const char *const *argv)
488 {
489 int i, r_argc;
490 char *val;
491 const char **cmd_argv, **r_argv;
492
493 /*
494 * Look for -exec option. Find => split and make cmd_argv[] of command args
495 */
496 for (r_argc = 0; r_argc < argc; r_argc++)
497 if (!STRCMP (argv[r_argc], "-e") || !STRCMP(argv[r_argc], "-exec"))
498 break;
499
500 r_argv = (const char **)rxvt_malloc (sizeof(char *) * (r_argc + 1));
501
502 for (i = 0; i < r_argc; i++)
503 r_argv[i] = (const char *)argv[i];
504
505 r_argv[i] = NULL;
506
507 if (r_argc == argc)
508 cmd_argv = NULL;
509 else
510 {
511 cmd_argv = (const char **)rxvt_malloc (sizeof(char *) * (argc - r_argc));
512
513 for (i = 0; i < argc - r_argc - 1; i++)
514 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
515
516 cmd_argv[i] = NULL;
517 }
518
519 /* clear all resources */
520 for (i = 0; i < NUM_RESOURCES;)
521 rs[i++] = NULL;
522
523 rs[Rs_name] = rxvt_r_basename(argv[0]);
524
525 /*
526 * Open display, get options/resources and create the window
527 */
528 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
529 rs[Rs_display_name] = ":0";
530
531 get_options (r_argc, r_argv);
532 free (r_argv);
533
534 #ifdef LOCAL_X_IS_UNIX
535 if (rs[Rs_display_name][0] == ':')
536 {
537 val = rxvt_malloc (5 + STRLEN (rs[Rs_display_name]));
538 STRCPY (val, "unix");
539 STRCAT (val, rs[Rs_display_name]);
540 display = displays.get (val);
541 free (val);
542 }
543 #endif
544
545 if (!display
546 && !(display = displays.get (rs[Rs_display_name])))
547 {
548 rxvt_print_error ("can't open display %s", rs[Rs_display_name]);
549 exit (EXIT_FAILURE);
550 }
551
552 extract_resources (display->display, rs[Rs_name]);
553
554 /*
555 * set any defaults not already set
556 */
557 if (cmd_argv && cmd_argv[0])
558 {
559 if (!rs[Rs_title])
560 rs[Rs_title] = rxvt_r_basename(cmd_argv[0]);
561 if (!rs[Rs_iconName])
562 rs[Rs_iconName] = rs[Rs_title];
563 }
564 else
565 {
566 if (!rs[Rs_title])
567 rs[Rs_title] = rs[Rs_name];
568 if (!rs[Rs_iconName])
569 rs[Rs_iconName] = rs[Rs_name];
570 }
571
572 if (rs[Rs_saveLines] && (i = atoi(rs[Rs_saveLines])) >= 0)
573 TermWin.saveLines = BOUND_POSITIVE_INT16(i);
574
575 #ifndef NO_FRILLS
576 if (rs[Rs_int_bwidth] && (i = atoi(rs[Rs_int_bwidth])) >= 0)
577 TermWin.int_bwidth = min(i, 100); /* arbitrary limit */
578 if (rs[Rs_ext_bwidth] && (i = atoi(rs[Rs_ext_bwidth])) >= 0)
579 TermWin.ext_bwidth = min(i, 100); /* arbitrary limit */
580 #endif
581
582 #ifndef NO_LINESPACE
583 if (rs[Rs_lineSpace] && (i = atoi(rs[Rs_lineSpace])) >= 0)
584 TermWin.lineSpace = min(i, 100); /* arbitrary limit */
585 #endif
586
587 #ifdef POINTER_BLANK
588 if (rs[Rs_pointerBlankDelay] && (i = atoi(rs[Rs_pointerBlankDelay])) >= 0)
589 pointerBlankDelay = i;
590 else
591 pointerBlankDelay = 2;
592 #endif
593
594 /* no point having a scrollbar without having any scrollback! */
595 if (!TermWin.saveLines)
596 Options &= ~Opt_scrollBar;
597
598 #ifdef PRINTPIPE
599 if (!rs[Rs_print_pipe])
600 rs[Rs_print_pipe] = PRINTPIPE;
601 #endif
602
603 if (!rs[Rs_cutchars])
604 rs[Rs_cutchars] = CUTCHARS;
605
606 #ifdef ACS_ASCII
607 if (!rs[Rs_acs_chars])
608 rs[Rs_acs_chars] = ACS_CHARS;
609 if ((i = STRLEN(rs[Rs_acs_chars])) < 0x20)
610 {
611 val = rxvt_realloc((void *)rs[Rs_acs_chars], 0x20);
612 for (; i < 0x20; )
613 val[i] = ' ';
614 rs[Rs_acs_chars] = val;
615 }
616 #endif
617
618 #ifndef NO_BACKSPACE_KEY
619 if (!rs[Rs_backspace_key])
620 # ifdef DEFAULT_BACKSPACE
621 key_backspace = DEFAULT_BACKSPACE;
622 # else
623 key_backspace = "DEC"; /* can toggle between \010 or \177 */
624 # endif
625 else
626 {
627 val = STRDUP(rs[Rs_backspace_key]);
628 rxvt_Str_trim(val);
629 rxvt_Str_escaped(val);
630 key_backspace = val;
631 }
632 #endif
633
634 #ifndef NO_DELETE_KEY
635 if (!rs[Rs_delete_key])
636 # ifdef DEFAULT_DELETE
637 key_delete = DEFAULT_DELETE;
638 # else
639 key_delete = "\033[3~";
640 # endif
641 else
642 {
643 val = STRDUP(rs[Rs_delete_key]);
644 rxvt_Str_trim(val);
645 rxvt_Str_escaped(val);
646 key_delete = val;
647 }
648 #endif
649 if (rs[Rs_answerbackstring])
650 {
651 rxvt_Str_trim((char *)rs[Rs_answerbackstring]);
652 rxvt_Str_escaped((char *)rs[Rs_answerbackstring]);
653 }
654
655 if (rs[Rs_selectstyle])
656 {
657 if (STRNCASECMP(rs[Rs_selectstyle], "oldword", 7) == 0)
658 selection_style = OLD_WORD_SELECT;
659 #ifndef NO_OLD_SELECTION
660
661 else if (STRNCASECMP(rs[Rs_selectstyle], "old", 3) == 0)
662 selection_style = OLD_SELECT;
663 #endif
664
665 }
666
667 #ifdef HAVE_SCROLLBARS
668 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle],
669 rs[Rs_scrollBar_thickness]);
670 #endif
671
672 TermWin.fontset = new rxvt_fontset (this);
673 TermWin.fontset->populate (rs[Rs_font]);
674 TermWin.fwidth = TermWin.fontset->base_font ()->width;
675 TermWin.fheight = TermWin.fontset->base_font ()->height;
676 TermWin.fbase = TermWin.fontset->base_font ()->ascent;
677
678 #ifdef XTERM_REVERSE_VIDEO
679 /* this is how xterm implements reverseVideo */
680 if (Options & Opt_reverseVideo)
681 {
682 if (!rs[Rs_color + Color_fg])
683 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
684 if (!rs[Rs_color + Color_bg])
685 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
686 }
687 #endif
688
689 for (i = 0; i < NRS_COLORS; i++)
690 if (!rs[Rs_color + i])
691 rs[Rs_color + i] = def_colorName[i];
692
693 #ifndef XTERM_REVERSE_VIDEO
694 /* this is how we implement reverseVideo */
695 if (Options & Opt_reverseVideo)
696 SWAP_IT(rs[Rs_color + Color_fg], rs[Rs_color + Color_bg], const char *);
697 #endif
698
699 /* convenient aliases for setting fg/bg to colors */
700 color_aliases (Color_fg);
701 color_aliases (Color_bg);
702 #ifndef NO_CURSORCOLOR
703 color_aliases (Color_cursor);
704 color_aliases (Color_cursor2);
705 #endif /* NO_CURSORCOLOR */
706 color_aliases (Color_pointer);
707 color_aliases (Color_border);
708 #ifndef NO_BOLD_UNDERLINE_REVERSE
709 color_aliases (Color_BD);
710 color_aliases (Color_UL);
711 color_aliases (Color_RV);
712 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
713
714 return cmd_argv;
715 }
716
717 /*----------------------------------------------------------------------*/
718 void
719 rxvt_term::init_env ()
720 {
721 int i;
722 unsigned int u;
723 char *val;
724
725 #ifdef DISPLAY_IS_IP
726 /* Fixup display_name for export over pty to any interested terminal
727 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
728 * (for the first non-loopback interface) that we get from
729 * rxvt_network_display(). This is more "name-resolution-portable", if you
730 * will, and probably allows for faster x-client startup if your name
731 * server is beyond a slow link or overloaded at client startup. Of
732 * course that only helps the shell's child processes, not us.
733 *
734 * Giving out the display_name also affords a potential security hole
735 */
736 val = rxvt_network_display (rs[Rs_display_name]);
737 rs[Rs_display_name] = (const char *)val;
738
739 if (val == NULL)
740 #endif /* DISPLAY_IS_IP */
741 val = XDisplayString(display->display);
742
743 if (rs[Rs_display_name] == NULL)
744 rs[Rs_display_name] = val; /* use broken `:0' value */
745
746 i = STRLEN (val);
747 env_display = (char *)rxvt_malloc ((i + 9) * sizeof(char));
748
749 sprintf (env_display, "DISPLAY=%s", val);
750
751 /* avoiding the math library:
752 * i = (int)(ceil(log10((unsigned int)TermWin.parent[0]))) */
753 for (i = 0, u = (unsigned int)TermWin.parent[0]; u; u /= 10, i++)
754 ;
755 MAX_IT(i, 1);
756 env_windowid = (char *)rxvt_malloc ((i + 10) * sizeof(char));
757
758 sprintf (env_windowid, "WINDOWID=%u",
759 (unsigned int)TermWin.parent[0]);
760
761 /* add entries to the environment:
762 * @ DISPLAY: in case we started with -display
763 * @ WINDOWID: X window id number of the window
764 * @ COLORTERM: terminal sub-name and also indicates its color
765 * @ TERM: terminal name
766 * @ TERMINFO: path to terminfo directory
767 */
768 putenv (env_display);
769 putenv (env_windowid);
770
771 #ifdef RXVT_TERMINFO
772 putenv ("TERMINFO=" RXVT_TERMINFO);
773 #endif
774
775 if (display->depth <= 2)
776 putenv ("COLORTERM=" COLORTERMENV "-mono");
777 else
778 putenv ("COLORTERM=" COLORTERMENVFULL);
779
780 if (rs[Rs_term_name] != NULL)
781 {
782 env_term = (char *)rxvt_malloc ((STRLEN(rs[Rs_term_name]) + 6) * sizeof(char));
783 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
784 putenv (env_term);
785 }
786 else
787 putenv ("TERM=" TERMENV);
788
789 #ifdef HAVE_UNSETENV
790 /* avoid passing old settings and confusing term size */
791 unsetenv ("LINES");
792 unsetenv ("COLUMNS");
793 unsetenv ("TERMCAP"); /* terminfo should be okay */
794 #endif /* HAVE_UNSETENV */
795 }
796
797 /*----------------------------------------------------------------------*/
798 /*
799 * This is more or less stolen straight from XFree86 xterm.
800 * This should support all European type languages.
801 */
802 void
803 rxvt_term::set_locale (const char *locale)
804 {
805 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
806 free (this->locale);
807 this->locale = rxvt_strdup (setlocale (LC_CTYPE, ""));
808 #endif
809 #if HAVE_NL_LANGINFO
810 free (codeset);
811 codeset = strdup (nl_langinfo (CODESET));
812 enc_utf8 = !STRCASECMP (codeset, "UTF-8")
813 || !STRCASECMP (codeset, "UTF8");
814 #else
815 enc_utf8 = 1;
816 #endif
817 }
818
819 void
820 rxvt_term::init_xlocale ()
821 {
822 #ifdef USE_XIM
823 if (!locale)
824 rxvt_print_error ("Setting locale failed.");
825 else
826 {
827 Atom wmlocale;
828
829 wmlocale = XInternAtom (display->display, "WM_LOCALE_NAME", False);
830 XChangeProperty (display->display, TermWin.parent[0], wmlocale,
831 XA_STRING, 8, PropModeReplace,
832 (unsigned char *)locale, STRLEN(locale));
833
834 if (!XSupportsLocale ())
835 {
836 rxvt_print_error ("The locale is not supported by Xlib");
837 return;
838 }
839
840 im_ev.start (display);
841
842 /* see if we can connect already */
843 im_cb ();
844 }
845 #endif
846 }
847
848 /*----------------------------------------------------------------------*/
849 void
850 rxvt_term::init_command(const char *const *argv)
851 {
852 /*
853 * Initialize the command connection.
854 * This should be called after the X server connection is established.
855 */
856 int i;
857
858 for (i = 0; i < NUM_XA; i++)
859 xa[i] = XInternAtom(display->display, xa_names[i], False);
860
861 /* Enable delete window protocol */
862 XSetWMProtocols (display->display, TermWin.parent[0],
863 &(xa[XA_WMDELETEWINDOW]), 1);
864
865 #ifdef USING_W11LIB
866 /* enable W11 callbacks */
867 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
868 #endif
869
870 #ifdef META8_OPTION
871 meta_char = (Options & Opt_meta8 ? 0x80 : C0_ESC);
872 #endif
873
874 get_ourmods ();
875
876 if (!(Options & Opt_scrollTtyOutput))
877 PrivateModes |= PrivMode_TtyOutputInh;
878 if (Options & Opt_scrollTtyKeypress)
879 PrivateModes |= PrivMode_Keypress;
880 if (!(Options & Opt_jumpScroll))
881 PrivateModes |= PrivMode_smoothScroll;
882
883 #ifndef NO_BACKSPACE_KEY
884 if (STRCMP(key_backspace, "DEC") == 0)
885 PrivateModes |= PrivMode_HaveBackSpace;
886 #endif
887
888 /* add value for scrollBar */
889 if (scrollbar_visible ())
890 {
891 PrivateModes |= PrivMode_scrollBar;
892 SavedModes |= PrivMode_scrollBar;
893 }
894 if (menubar_visible ())
895 {
896 PrivateModes |= PrivMode_menuBar;
897 SavedModes |= PrivMode_menuBar;
898 }
899
900 #ifdef GREEK_SUPPORT
901 greek_init();
902 #endif
903
904 #ifdef CURSOR_BLINK
905 if (Options & Opt_cursorBlink)
906 (void)gettimeofday (&lastcursorchange, NULL);
907 #endif
908
909 if ((cmd_fd = run_command (argv)) < 0)
910 {
911 rxvt_print_error ("aborting");
912 exit (EXIT_FAILURE);
913 }
914 }
915
916 /*----------------------------------------------------------------------*/
917 void
918 rxvt_term::Get_Colours ()
919 {
920 int i;
921
922 for (i = 0; i < (XDEPTH <= 2 ? 2 : NRS_COLORS); i++)
923 {
924 rxvt_color xcol;
925
926 if (!rs[Rs_color + i])
927 continue;
928
929 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
930 {
931 #ifndef XTERM_REVERSE_VIDEO
932 if (i < 2 && (Options & Opt_reverseVideo))
933 rs[Rs_color + i] = def_colorName[!i];
934 else
935 #endif
936 rs[Rs_color + i] = def_colorName[i];
937
938 if (!rs[Rs_color + i])
939 continue;
940
941 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
942 {
943 switch (i)
944 {
945 case Color_fg:
946 case Color_bg:
947 /* fatal: need bg/fg color */
948 rxvt_print_error ("aborting");
949 exit (EXIT_FAILURE);
950 /* NOTREACHED */
951 break;
952 #ifndef NO_CURSORCOLOR
953 case Color_cursor2:
954 xcol = PixColors[Color_fg];
955 break;
956 #endif /* ! NO_CURSORCOLOR */
957 case Color_pointer:
958 xcol = PixColors[Color_fg];
959 break;
960 default:
961 xcol = PixColors[Color_bg]; /* None */
962 break;
963 }
964 }
965 }
966
967 PixColors[i] = xcol;
968 SET_PIXCOLOR (i);
969 }
970
971 if (XDEPTH <= 2 || !rs[Rs_color + Color_pointer])
972 PixColors[Color_pointer] = PixColors[Color_fg];
973 if (XDEPTH <= 2 || !rs[Rs_color + Color_border])
974 PixColors[Color_border] = PixColors[Color_fg];
975
976 /*
977 * get scrollBar/menuBar shadow colors
978 *
979 * The calculations of topShadow/bottomShadow values are adapted
980 * from the fvwm window manager.
981 */
982 #ifdef KEEP_SCROLLCOLOR
983
984 if (XDEPTH <= 2)
985 { /* Monochrome */
986 PixColors[Color_scroll] = PixColors[Color_fg];
987 PixColors[Color_topShadow] = PixColors[Color_bg];
988 PixColors[Color_bottomShadow] = PixColors[Color_bg];
989 }
990 else
991 {
992 rxvt_color xcol[3];
993 /* xcol[0] == white
994 * xcol[1] == top shadow
995 * xcol[2] == bot shadow */
996
997 xcol[1] = PixColors[Color_scroll];
998 # ifdef PREFER_24BIT
999 xcol[0].set (display, 65535, 65535, 65535);
1000 /* XFreeColors(display->display, XCMAP, &(xcol[0].pixel), 1, ~0); */
1001 # else
1002 xcol[0].set (display, WhitePixel (display->display, display->screen));
1003 # endif
1004
1005 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
1006
1007 xcol[0].get (display, pr0, pg0, pb0);
1008 xcol[1].get (display, pr1, pg1, pb1);
1009
1010 /* bottomShadowColor */
1011 if (!xcol[2].set (display, pr1 / 2, pg1 / 2, pb1 / 2))
1012 xcol[2] = PixColors[Color_Black];
1013
1014 PixColors[Color_bottomShadow] = xcol[2];
1015
1016 /* topShadowColor */
1017 if (!xcol[1].set (display,
1018 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
1019 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
1020 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
1021 xcol[1] = PixColors[Color_White];
1022
1023 PixColors[Color_topShadow] = xcol[1];
1024 }
1025 #endif /* KEEP_SCROLLCOLOR */
1026 }
1027
1028 /*----------------------------------------------------------------------*/
1029 /* color aliases, fg/bg bright-bold */
1030 void
1031 rxvt_term::color_aliases(int idx)
1032 {
1033 if (rs[Rs_color + idx] && isdigit (*(rs[Rs_color + idx])))
1034 {
1035 int i = atoi (rs[Rs_color + idx]);
1036
1037 if (i >= 8 && i <= 15)
1038 { /* bright colors */
1039 i -= 8;
1040 #ifndef NO_BRIGHTCOLOR
1041 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
1042 return;
1043 #endif
1044
1045 }
1046
1047 if (i >= 0 && i <= 7) /* normal colors */
1048 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
1049 }
1050 }
1051
1052 /*----------------------------------------------------------------------*/
1053 /*
1054 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
1055 * Use resource ``modifier'' to override the Meta modifier
1056 */
1057 void
1058 rxvt_term::get_ourmods ()
1059 {
1060 int i, j, k;
1061 int requestedmeta, realmeta, realalt;
1062 const char *cm, *rsmod;
1063 XModifierKeymap *map;
1064 KeyCode *kc;
1065 const unsigned int modmasks[] =
1066 {
1067 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
1068 };
1069
1070 requestedmeta = realmeta = realalt = 0;
1071 rsmod = rs[Rs_modifier];
1072 if (rsmod
1073 && STRCASECMP(rsmod, "mod1") >= 0 && STRCASECMP(rsmod, "mod5") <= 0)
1074 requestedmeta = rsmod[3] - '0';
1075
1076 map = XGetModifierMapping(display->display);
1077 kc = map->modifiermap;
1078 for (i = 1; i < 6; i++)
1079 {
1080 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
1081 for (j = map->max_keypermod; j--; k++)
1082 {
1083 if (kc[k] == 0)
1084 break;
1085 switch (XKeycodeToKeysym(display->display, kc[k], 0))
1086 {
1087 case XK_Num_Lock:
1088 ModNumLockMask = modmasks[i - 1];
1089 /* FALLTHROUGH */
1090 default:
1091 continue; /* for(;;) */
1092 case XK_Meta_L:
1093 case XK_Meta_R:
1094 cm = "meta";
1095 realmeta = i;
1096 break;
1097 case XK_Alt_L:
1098 case XK_Alt_R:
1099 cm = "alt";
1100 realalt = i;
1101 break;
1102 case XK_Super_L:
1103 case XK_Super_R:
1104 cm = "super";
1105 break;
1106 case XK_Hyper_L:
1107 case XK_Hyper_R:
1108 cm = "hyper";
1109 break;
1110 }
1111 if (rsmod && STRNCASECMP(rsmod, cm, STRLEN(cm)) == 0)
1112 requestedmeta = i;
1113 }
1114 }
1115 XFreeModifiermap(map);
1116 i = (requestedmeta ? requestedmeta
1117 : (realmeta ? realmeta
1118 : (realalt ? realalt : 0)));
1119 if (i)
1120 ModMetaMask = modmasks[i - 1];
1121 }
1122
1123 /*----------------------------------------------------------------------*/
1124 /* rxvt_Create_Windows() - Open and map the window */
1125 void
1126 rxvt_term::create_windows (int argc, const char *const *argv)
1127 {
1128 XClassHint classHint;
1129 XWMHints wmHint;
1130 XGCValues gcvalue;
1131 long vt_emask;
1132
1133 XWindowAttributes gattr;
1134
1135 if (Options & Opt_transparent)
1136 {
1137 XGetWindowAttributes (display->display, RootWindow(display->display, display->screen), &gattr);
1138 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
1139 }
1140
1141 /* grab colors before netscape does */
1142 Get_Colours ();
1143
1144 change_font (1, NULL);
1145 window_calc (0, 0);
1146 old_width = szHint.width;
1147 old_height = szHint.height;
1148
1149 /* parent window - reverse video so we can see placement errors
1150 * sub-window placement & size in rxvt_resize_subwindows()
1151 */
1152
1153 #ifdef PREFER_24BIT
1154 XSetWindowAttributes attributes;
1155
1156 attributes.background_pixel = PixColors[Color_fg];
1157 attributes.border_pixel = PixColors[Color_border];
1158 attributes.colormap = display->cmap;
1159 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
1160 szHint.x, szHint.y,
1161 szHint.width, szHint.height,
1162 TermWin.ext_bwidth,
1163 display->depth, InputOutput,
1164 display->visual,
1165 CWBackPixel | CWBorderPixel | CWColormap, &attributes);
1166 #else
1167 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
1168 szHint.x, szHint.y,
1169 szHint.width,
1170 szHint.height,
1171 TermWin.ext_bwidth,
1172 PixColors[Color_border],
1173 PixColors[Color_fg]);
1174 #endif
1175
1176 xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1177 xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1178
1179 classHint.res_name = (char *)rs[Rs_name];
1180 classHint.res_class = (char *)APL_CLASS;
1181
1182 wmHint.flags = (InputHint | StateHint | WindowGroupHint);
1183 wmHint.input = True;
1184 wmHint.initial_state = (Options & Opt_iconic ? IconicState
1185 : NormalState);
1186 wmHint.window_group = TermWin.parent[0];
1187
1188 XSetWMProperties(display->display, TermWin.parent[0], NULL, NULL,
1189 (char **)argv, argc, &szHint, &wmHint, &classHint);
1190
1191 XSelectInput(display->display, TermWin.parent[0],
1192 KeyPressMask
1193 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1194 | KeyReleaseMask
1195 #endif
1196 | FocusChangeMask | VisibilityChangeMask
1197 | StructureNotifyMask);
1198 termwin_ev.start (display, TermWin.parent[0]);
1199
1200 /* vt cursor: Black-on-White is standard, but this is more popular */
1201 TermWin_cursor = XCreateFontCursor(display->display, XC_xterm);
1202
1203 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1204 /* cursor (menuBar/scrollBar): Black-on-White */
1205 leftptr_cursor = XCreateFontCursor(display->display, XC_left_ptr);
1206 #endif
1207
1208 #ifdef POINTER_BLANK
1209 {
1210 XColor blackcolour;
1211 blackcolour.red = 0;
1212 blackcolour.green = 0;
1213 blackcolour.blue = 0;
1214 Font f = XLoadFont (display->display, "fixed");
1215 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1216 &blackcolour, &blackcolour);
1217 XUnloadFont (display->display, f);
1218 }
1219 #endif
1220
1221 /* the vt window */
1222 TermWin.vt = XCreateSimpleWindow(display->display, TermWin.parent[0],
1223 window_vt_x, window_vt_y,
1224 TermWin_TotalWidth(),
1225 TermWin_TotalHeight(),
1226 0,
1227 PixColors[Color_fg],
1228 PixColors[Color_bg]);
1229
1230 #ifdef DEBUG_X
1231 XStoreName(display->display, TermWin.vt, "vt window");
1232 #endif
1233
1234 vt_emask = (ExposureMask | ButtonPressMask | ButtonReleaseMask
1235 | PropertyChangeMask);
1236
1237 #ifdef POINTER_BLANK
1238 pointer_unblank ();
1239
1240 if ((Options & Opt_pointerBlank))
1241 vt_emask |= PointerMotionMask;
1242 else
1243 #endif
1244 vt_emask |= (Button1MotionMask | Button3MotionMask);
1245
1246 XSelectInput(display->display, TermWin.vt, vt_emask);
1247 vt_ev.start (display, TermWin.vt);
1248
1249 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1250 if (menuBar_height())
1251 {
1252 menuBar.win = XCreateSimpleWindow(display->display, TermWin.parent[0],
1253 window_vt_x, 0,
1254 TermWin_TotalWidth(),
1255 menuBar_TotalHeight(),
1256 0,
1257 PixColors[Color_fg],
1258 PixColors[Color_scroll]);
1259 #ifdef DEBUG_X
1260 XStoreName(display->display, menuBar.win, "menubar");
1261 #endif
1262
1263 XDefineCursor(display->display, menuBar.win, pointer_leftptr);
1264
1265 XSelectInput(display->display, menuBar.win,
1266 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1267 | Button1MotionMask));
1268 menubar_ev.start (display, menuBar.win);
1269 }
1270 #endif
1271
1272 #ifdef XPM_BACKGROUND
1273 if (rs[Rs_backgroundPixmap] != NULL
1274 && !(Options & Opt_transparent))
1275 {
1276 const char *p = rs[Rs_backgroundPixmap];
1277
1278 if ((p = STRCHR(p, ';')) != NULL)
1279 {
1280 p++;
1281 scale_pixmap (p);
1282 }
1283 set_bgPixmap (rs[Rs_backgroundPixmap]);
1284 scr_touch (True);
1285 }
1286 #endif
1287
1288 /* graphics context for the vt window */
1289 gcvalue.foreground = PixColors[Color_fg];
1290 gcvalue.background = PixColors[Color_bg];
1291 gcvalue.graphics_exposures = 1;
1292 TermWin.gc = XCreateGC(display->display, TermWin.vt,
1293 GCForeground | GCBackground
1294 | GCGraphicsExposures, &gcvalue);
1295
1296 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1297 gcvalue.foreground = PixColors[Color_topShadow];
1298 topShadowGC = XCreateGC(display->display, TermWin.vt,
1299 GCForeground, &gcvalue);
1300 gcvalue.foreground = PixColors[Color_bottomShadow];
1301 botShadowGC = XCreateGC(display->display, TermWin.vt,
1302 GCForeground, &gcvalue);
1303 gcvalue.foreground = PixColors[(XDEPTH <= 2 ? Color_fg
1304 : Color_scroll)];
1305 scrollbarGC = XCreateGC(display->display, TermWin.vt,
1306 GCForeground, &gcvalue);
1307 #endif
1308 }
1309
1310 /*----------------------------------------------------------------------*/
1311 /*
1312 * Run the command in a subprocess and return a file descriptor for the
1313 * master end of the pseudo-teletype pair with the command talking to
1314 * the slave.
1315 */
1316 int
1317 rxvt_term::run_command (const char *const *argv)
1318 {
1319 int cfd, er;
1320
1321 /* get master (pty) */
1322 if ((cfd = rxvt_get_pty (&(tty_fd), &(ttydev))) < 0)
1323 {
1324 rxvt_print_error("can't open pseudo-tty");
1325 return -1;
1326 }
1327
1328 fcntl (cfd, F_SETFL, O_NONBLOCK);
1329
1330 /* get slave (tty) */
1331 if (tty_fd < 0)
1332 {
1333 #ifndef NO_SETOWNER_TTYDEV
1334 privileged_ttydev (SAVE);
1335 #endif
1336
1337 if ((tty_fd = rxvt_get_tty (ttydev)) < 0)
1338 {
1339 close(cfd);
1340 rxvt_print_error("can't open slave tty %s", ttydev);
1341 return -1;
1342 }
1343 }
1344 #ifndef NO_BACKSPACE_KEY
1345 if (key_backspace[0] && !key_backspace[1])
1346 er = key_backspace[0];
1347 else if (STRCMP(key_backspace, "DEC") == 0)
1348 er = '\177'; /* the initial state anyway */
1349 else
1350 #endif
1351
1352 er = -1;
1353
1354 rxvt_get_ttymode (&(tio), er);
1355
1356 #ifndef __QNX__
1357 /* spin off the command interpreter */
1358 switch (cmd_pid = fork ())
1359 {
1360 case -1:
1361 rxvt_print_error("can't fork");
1362 return -1;
1363 case 0:
1364 close (cfd); /* only keep tty_fd and STDERR open */
1365
1366 if (rxvt_control_tty (tty_fd, ttydev) < 0)
1367 rxvt_print_error ("could not obtain control of tty");
1368 else
1369 {
1370 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1371 dup2 (tty_fd, STDIN_FILENO);
1372 dup2 (tty_fd, STDOUT_FILENO);
1373 dup2 (tty_fd, STDERR_FILENO);
1374
1375 if (tty_fd > 2)
1376 close (tty_fd);
1377
1378 run_child (argv);
1379 }
1380 exit (EXIT_FAILURE);
1381 /* NOTREACHED */
1382 default:
1383 {
1384 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1385 int fdstdin;
1386
1387 fdstdin = dup (STDIN_FILENO);
1388 dup2 (tty_fd, STDIN_FILENO);
1389 #endif
1390
1391 #ifdef UTMP_SUPPORT
1392 privileged_utmp (SAVE);
1393 #endif
1394
1395 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1396
1397 dup2 (fdstdin, STDIN_FILENO);
1398 close (fdstdin);
1399 #endif
1400
1401 }
1402 close (tty_fd); /* keep STDERR_FILENO, cmd_fd, display->fd () open */
1403 break;
1404 }
1405 #else /* __QNX__ uses qnxspawn() */
1406 fchmod (tty_fd, 0622);
1407 fcntl (tty_fd, F_SETFD, FD_CLOEXEC);
1408 fcntl (cfd, F_SETFD, FD_CLOEXEC);
1409
1410 if (run_child (argv) == -1)
1411 exit (EXIT_FAILURE);
1412 #endif
1413
1414 return cfd;
1415 }
1416
1417 /* ------------------------------------------------------------------------- *
1418 * CHILD PROCESS OPERATIONS *
1419 * ------------------------------------------------------------------------- */
1420 /*
1421 * The only open file descriptor is the slave tty - so no error messages.
1422 * returns are fatal
1423 */
1424 int
1425 rxvt_term::run_child (const char *const *argv)
1426 {
1427 char *login;
1428
1429 SET_TTYMODE (STDIN_FILENO, &(tio)); /* init terminal attributes */
1430
1431 if (Options & Opt_console)
1432 { /* be virtual console, fail silently */
1433 #ifdef TIOCCONS
1434 unsigned int on = 1;
1435
1436 ioctl (STDIN_FILENO, TIOCCONS, &on);
1437 #elif defined (SRIOCSREDIR)
1438 int fd;
1439
1440 fd = open (CONSOLE, O_WRONLY, 0);
1441 if (fd >= 0)
1442 {
1443 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1444 close (fd);
1445 }
1446 #endif /* SRIOCSREDIR */
1447
1448 }
1449
1450 /* reset signals and spin off the command interpreter */
1451 signal (SIGINT, SIG_DFL);
1452 signal (SIGQUIT, SIG_DFL);
1453 signal (SIGCHLD, SIG_DFL);
1454 /*
1455 * mimick login's behavior by disabling the job control signals
1456 * a shell that wants them can turn them back on
1457 */
1458 #ifdef SIGTSTP
1459 signal (SIGTSTP, SIG_IGN);
1460 signal (SIGTTIN, SIG_IGN);
1461 signal (SIGTTOU, SIG_IGN);
1462 #endif /* SIGTSTP */
1463
1464 /* set window size */
1465 struct winsize ws;
1466
1467 ws.ws_col = TermWin.ncol;
1468 ws.ws_row = TermWin.nrow;
1469 ws.ws_xpixel = ws.ws_ypixel = 0;
1470 (void)ioctl (STDIN_FILENO, TIOCSWINSZ, &ws);
1471
1472 // unblock signals (signals are blocked by iom.C
1473 sigset_t ss;
1474 sigemptyset (&ss);
1475 sigprocmask (SIG_SETMASK, &ss, 0);
1476
1477 #ifndef __QNX__
1478 /* command interpreter path */
1479 if (argv != NULL)
1480 {
1481 # ifdef DEBUG_CMD
1482 int i;
1483
1484 for (i = 0; argv[i]; i++)
1485 fprintf(stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1486 # endif
1487
1488 execvp(argv[0], (char *const *)argv);
1489 /* no error message: STDERR is closed! */
1490 }
1491 else
1492 {
1493 const char *argv0, *shell;
1494
1495 if ((shell = getenv("SHELL")) == NULL || *shell == '\0')
1496 shell = "/bin/sh";
1497
1498 argv0 = (const char *)rxvt_r_basename(shell);
1499 if (Options & Opt_loginShell)
1500 {
1501 login = (char *)rxvt_malloc((STRLEN(argv0) + 2) * sizeof(char));
1502
1503 login[0] = '-';
1504 STRCPY(&login[1], argv0);
1505 argv0 = login;
1506 }
1507 execlp(shell, argv0, NULL);
1508 /* no error message: STDERR is closed! */
1509 }
1510
1511 #else /* __QNX__ uses qnxspawn() */
1512
1513 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1514 char *command = NULL, fullcommand[_MAX_PATH];
1515 char **arg_v, *arg_a[2] = { NULL, NULL };
1516
1517 if (argv != NULL)
1518 {
1519 if (access(argv[0], X_OK) == -1)
1520 {
1521 if (STRCHR(argv[0], '/') == NULL)
1522 {
1523 searchenv(argv[0], "PATH", fullcommand);
1524 if (fullcommand[0] != '\0')
1525 command = fullcommand;
1526 }
1527 if (access(command, X_OK) == -1)
1528 return -1;
1529 }
1530 else
1531 command = argv[0];
1532 arg_v = argv;
1533 }
1534 else
1535 {
1536 if ((command = getenv("SHELL")) == NULL || *command == '\0')
1537 command = "/bin/sh";
1538
1539 arg_a[0] = my_basename(command);
1540 if (Options & Opt_loginShell)
1541 {
1542 login = rxvt_malloc((STRLEN(arg_a[0]) + 2) * sizeof(char));
1543
1544 login[0] = '-';
1545 STRCPY(&login[1], arg_a[0]);
1546 arg_a[0] = login;
1547 }
1548 arg_v = arg_a;
1549 }
1550 iov_a[0] = iov_a[1] = iov_a[2] = tty_fd;
1551 cmd_pid = qnx_spawn(0, 0, 0, -1, -1,
1552 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1553 command, arg_v, environ, iov_a, 0);
1554 if (login)
1555 free(login);
1556
1557 close(tty_fd);
1558 return cmd_fd;
1559
1560 #endif
1561 return -1;
1562 }
1563
1564 /* ------------------------------------------------------------------------- *
1565 * GET TTY CURRENT STATE *
1566 * ------------------------------------------------------------------------- */
1567 /* rxvt_get_ttymode() */
1568 /* EXTPROTO */
1569 void
1570 rxvt_get_ttymode(ttymode_t *tio, int erase)
1571 {
1572 #ifdef HAVE_TERMIOS_H
1573 /*
1574 * standard System V termios interface
1575 */
1576 if (GET_TERMIOS(STDIN_FILENO, tio) < 0)
1577 {
1578 /* return error - use system defaults */
1579 tio->c_cc[VINTR] = CINTR;
1580 tio->c_cc[VQUIT] = CQUIT;
1581 tio->c_cc[VERASE] = CERASE;
1582 tio->c_cc[VKILL] = CKILL;
1583 tio->c_cc[VSTART] = CSTART;
1584 tio->c_cc[VSTOP] = CSTOP;
1585 tio->c_cc[VSUSP] = CSUSP;
1586 # ifdef VDSUSP
1587
1588 tio->c_cc[VDSUSP] = CDSUSP;
1589 # endif
1590 # ifdef VREPRINT
1591
1592 tio->c_cc[VREPRINT] = CRPRNT;
1593 # endif
1594 # ifdef VDISCRD
1595
1596 tio->c_cc[VDISCRD] = CFLUSH;
1597 # endif
1598 # ifdef VWERSE
1599
1600 tio->c_cc[VWERSE] = CWERASE;
1601 # endif
1602 # ifdef VLNEXT
1603
1604 tio->c_cc[VLNEXT] = CLNEXT;
1605 # endif
1606
1607 }
1608 tio->c_cc[VEOF] = CEOF;
1609 tio->c_cc[VEOL] = VDISABLE;
1610 # ifdef VEOL2
1611
1612 tio->c_cc[VEOL2] = VDISABLE;
1613 # endif
1614 # ifdef VSWTC
1615
1616 tio->c_cc[VSWTC] = VDISABLE;
1617 # endif
1618 # ifdef VSWTCH
1619
1620 tio->c_cc[VSWTCH] = VDISABLE;
1621 # endif
1622 # if VMIN != VEOF
1623
1624 tio->c_cc[VMIN] = 1;
1625 # endif
1626 # if VTIME != VEOL
1627
1628 tio->c_cc[VTIME] = 0;
1629 # endif
1630
1631 if (erase != -1)
1632 tio->c_cc[VERASE] = (char)erase;
1633
1634 /* input modes */
1635 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1636 # ifdef IMAXBEL
1637 | IMAXBEL
1638 # endif
1639 | IXON);
1640
1641 /* output modes */
1642 tio->c_oflag = (OPOST | ONLCR);
1643
1644 /* control modes */
1645 tio->c_cflag = (CS8 | CREAD);
1646
1647 /* line discipline modes */
1648 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1649 # if defined (ECHOCTL) && defined (ECHOKE)
1650 | ECHOCTL | ECHOKE
1651 # endif
1652 | ECHOE | ECHOK);
1653 # else /* HAVE_TERMIOS_H */
1654
1655 /*
1656 * sgtty interface
1657 */
1658
1659 /* get parameters -- gtty */
1660 if (ioctl(STDIN_FILENO, TIOCGETP, &(tio->sg)) < 0)
1661 {
1662 tio->sg.sg_erase = CERASE; /* ^H */
1663 tio->sg.sg_kill = CKILL; /* ^U */
1664 }
1665 if (erase != -1)
1666 tio->sg.sg_erase = (char)erase;
1667
1668 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1669
1670 /* get special characters */
1671 if (ioctl(STDIN_FILENO, TIOCGETC, &(tio->tc)) < 0)
1672 {
1673 tio->tc.t_intrc = CINTR; /* ^C */
1674 tio->tc.t_quitc = CQUIT; /* ^\ */
1675 tio->tc.t_startc = CSTART; /* ^Q */
1676 tio->tc.t_stopc = CSTOP; /* ^S */
1677 tio->tc.t_eofc = CEOF; /* ^D */
1678 tio->tc.t_brkc = -1;
1679 }
1680 /* get local special chars */
1681 if (ioctl(STDIN_FILENO, TIOCGLTC, &(tio->lc)) < 0)
1682 {
1683 tio->lc.t_suspc = CSUSP; /* ^Z */
1684 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1685 tio->lc.t_rprntc = CRPRNT; /* ^R */
1686 tio->lc.t_flushc = CFLUSH; /* ^O */
1687 tio->lc.t_werasc = CWERASE; /* ^W */
1688 tio->lc.t_lnextc = CLNEXT; /* ^V */
1689 }
1690 /* get line discipline */
1691 ioctl(STDIN_FILENO, TIOCGETD, &(tio->line));
1692 # ifdef NTTYDISC
1693
1694 tio->line = NTTYDISC;
1695 # endif /* NTTYDISC */
1696
1697 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1698 #endif /* HAVE_TERMIOS_H */
1699
1700 /*
1701 * Debugging
1702 */
1703 #ifdef DEBUG_TTYMODE
1704 #ifdef HAVE_TERMIOS_H
1705 /* c_iflag bits */
1706 fprintf(stderr, "Input flags\n");
1707
1708 /* cpp token stringize doesn't work on all machines <sigh> */
1709 # define FOO(flag,name) \
1710 if ((tio->c_iflag) & flag) \
1711 fprintf (stderr, "%s ", name)
1712
1713 /* c_iflag bits */
1714 FOO(IGNBRK, "IGNBRK");
1715 FOO(BRKINT, "BRKINT");
1716 FOO(IGNPAR, "IGNPAR");
1717 FOO(PARMRK, "PARMRK");
1718 FOO(INPCK, "INPCK");
1719 FOO(ISTRIP, "ISTRIP");
1720 FOO(INLCR, "INLCR");
1721 FOO(IGNCR, "IGNCR");
1722 FOO(ICRNL, "ICRNL");
1723 FOO(IXON, "IXON");
1724 FOO(IXOFF, "IXOFF");
1725 # ifdef IUCLC
1726
1727 FOO(IUCLC, "IUCLC");
1728 # endif
1729 # ifdef IXANY
1730
1731 FOO(IXANY, "IXANY");
1732 # endif
1733 # ifdef IMAXBEL
1734
1735 FOO(IMAXBEL, "IMAXBEL");
1736 # endif
1737
1738 fprintf(stderr, "\n");
1739
1740 # undef FOO
1741 # define FOO(entry, name) \
1742 fprintf(stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1743
1744 FOO(VINTR, "VINTR");
1745 FOO(VQUIT, "VQUIT");
1746 FOO(VERASE, "VERASE");
1747 FOO(VKILL, "VKILL");
1748 FOO(VEOF, "VEOF");
1749 FOO(VEOL, "VEOL");
1750 # ifdef VEOL2
1751
1752 FOO(VEOL2, "VEOL2");
1753 # endif
1754 # ifdef VSWTC
1755
1756 FOO(VSWTC, "VSWTC");
1757 # endif
1758 # ifdef VSWTCH
1759
1760 FOO(VSWTCH, "VSWTCH");
1761 # endif
1762
1763 FOO(VSTART, "VSTART");
1764 FOO(VSTOP, "VSTOP");
1765 FOO(VSUSP, "VSUSP");
1766 # ifdef VDSUSP
1767
1768 FOO(VDSUSP, "VDSUSP");
1769 # endif
1770 # ifdef VREPRINT
1771
1772 FOO(VREPRINT, "VREPRINT");
1773 # endif
1774 # ifdef VDISCRD
1775
1776 FOO(VDISCRD, "VDISCRD");
1777 # endif
1778 # ifdef VWERSE
1779
1780 FOO(VWERSE, "VWERSE");
1781 # endif
1782 # ifdef VLNEXT
1783
1784 FOO(VLNEXT, "VLNEXT");
1785 # endif
1786
1787 fprintf(stderr, "\n");
1788 # undef FOO
1789 # endif /* HAVE_TERMIOS_H */
1790 #endif /* DEBUG_TTYMODE */
1791 }
1792
1793 /*----------------------- end-of-file (C source) -----------------------*/