ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/init.C
Revision: 1.28
Committed: Sat Feb 21 20:33:40 2004 UTC (20 years, 3 months ago) by pcg
Content type: text/plain
Branch: MAIN
Changes since 1.27: +2 -0 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 *
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 * @ COLORFGBG: fg;bg color codes
768 */
769 putenv (env_display);
770 putenv (env_windowid);
771 if (env_colorfgbg)
772 putenv (env_colorfgbg);
773
774 #ifdef RXVT_TERMINFO
775 putenv ("TERMINFO=" RXVT_TERMINFO);
776 #endif
777
778 if (display->depth <= 2)
779 putenv ("COLORTERM=" COLORTERMENV "-mono");
780 else
781 putenv ("COLORTERM=" COLORTERMENVFULL);
782
783 if (rs[Rs_term_name] != NULL)
784 {
785 env_term = (char *)rxvt_malloc ((STRLEN (rs[Rs_term_name]) + 6) * sizeof (char));
786 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
787 putenv (env_term);
788 }
789 else
790 putenv ("TERM=" TERMENV);
791
792 #ifdef HAVE_UNSETENV
793 /* avoid passing old settings and confusing term size */
794 unsetenv ("LINES");
795 unsetenv ("COLUMNS");
796 unsetenv ("TERMCAP"); /* terminfo should be okay */
797 #endif /* HAVE_UNSETENV */
798 }
799
800 /*----------------------------------------------------------------------*/
801 /*
802 * This is more or less stolen straight from XFree86 xterm.
803 * This should support all European type languages.
804 */
805 void
806 rxvt_term::set_locale (const char *locale)
807 {
808 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
809 free (this->locale);
810 this->locale = rxvt_strdup (setlocale (LC_CTYPE, ""));
811 rxvt_set_locale (this->locale);
812 mbstate.reset ();
813 #endif
814 #if HAVE_NL_LANGINFO
815 free (codeset);
816 codeset = strdup (nl_langinfo (CODESET));
817 enc_utf8 = !STRCASECMP (codeset, "UTF-8")
818 || !STRCASECMP (codeset, "UTF8");
819 #else
820 enc_utf8 = 1;
821 #endif
822 }
823
824 void
825 rxvt_term::init_xlocale ()
826 {
827 #ifdef USE_XIM
828 if (!locale)
829 rxvt_print_error ("Setting locale failed.");
830 else
831 {
832 Atom wmlocale;
833
834 wmlocale = XInternAtom (display->display, "WM_LOCALE_NAME", False);
835 XChangeProperty (display->display, TermWin.parent[0], wmlocale,
836 XA_STRING, 8, PropModeReplace,
837 (unsigned char *)locale, STRLEN (locale));
838
839 if (!XSupportsLocale ())
840 {
841 rxvt_print_error ("The locale is not supported by Xlib");
842 return;
843 }
844
845 im_ev.start (display);
846
847 /* see if we can connect already */
848 im_cb ();
849 }
850 #endif
851 }
852
853 /*----------------------------------------------------------------------*/
854 void
855 rxvt_term::init_command (const char *const *argv)
856 {
857 /*
858 * Initialize the command connection.
859 * This should be called after the X server connection is established.
860 */
861 int i;
862
863 for (i = 0; i < NUM_XA; i++)
864 xa[i] = XInternAtom (display->display, xa_names[i], False);
865
866 /* Enable delete window protocol */
867 XSetWMProtocols (display->display, TermWin.parent[0],
868 & (xa[XA_WMDELETEWINDOW]), 1);
869
870 #ifdef USING_W11LIB
871 /* enable W11 callbacks */
872 W11AddEventHandler (display->display, rxvt_W11_process_x_event);
873 #endif
874
875 #ifdef META8_OPTION
876 meta_char = (Options & Opt_meta8 ? 0x80 : C0_ESC);
877 #endif
878
879 get_ourmods ();
880
881 if (! (Options & Opt_scrollTtyOutput))
882 PrivateModes |= PrivMode_TtyOutputInh;
883 if (Options & Opt_scrollTtyKeypress)
884 PrivateModes |= PrivMode_Keypress;
885 if (! (Options & Opt_jumpScroll))
886 PrivateModes |= PrivMode_smoothScroll;
887
888 #ifndef NO_BACKSPACE_KEY
889 if (STRCMP (key_backspace, "DEC") == 0)
890 PrivateModes |= PrivMode_HaveBackSpace;
891 #endif
892
893 /* add value for scrollBar */
894 if (scrollbar_visible ())
895 {
896 PrivateModes |= PrivMode_scrollBar;
897 SavedModes |= PrivMode_scrollBar;
898 }
899 if (menubar_visible ())
900 {
901 PrivateModes |= PrivMode_menuBar;
902 SavedModes |= PrivMode_menuBar;
903 }
904
905 #ifdef GREEK_SUPPORT
906 greek_init ();
907 #endif
908
909 #ifdef CURSOR_BLINK
910 if (Options & Opt_cursorBlink)
911 (void)gettimeofday (&lastcursorchange, NULL);
912 #endif
913
914 if ((cmd_fd = run_command (argv)) < 0)
915 {
916 rxvt_print_error ("aborting");
917 exit (EXIT_FAILURE);
918 }
919 }
920
921 /*----------------------------------------------------------------------*/
922 void
923 rxvt_term::Get_Colours ()
924 {
925 int i;
926
927 for (i = 0; i < (XDEPTH <= 2 ? 2 : NRS_COLORS); i++)
928 {
929 rxvt_color xcol;
930
931 if (!rs[Rs_color + i])
932 continue;
933
934 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
935 {
936 #ifndef XTERM_REVERSE_VIDEO
937 if (i < 2 && (Options & Opt_reverseVideo))
938 rs[Rs_color + i] = def_colorName[!i];
939 else
940 #endif
941 rs[Rs_color + i] = def_colorName[i];
942
943 if (!rs[Rs_color + i])
944 continue;
945
946 if (!rXParseAllocColor (&xcol, rs[Rs_color + i]))
947 {
948 switch (i)
949 {
950 case Color_fg:
951 case Color_bg:
952 /* fatal: need bg/fg color */
953 rxvt_print_error ("aborting");
954 exit (EXIT_FAILURE);
955 /* NOTREACHED */
956 break;
957 #ifndef NO_CURSORCOLOR
958 case Color_cursor2:
959 xcol = PixColors[Color_fg];
960 break;
961 #endif /* ! NO_CURSORCOLOR */
962 case Color_pointer:
963 xcol = PixColors[Color_fg];
964 break;
965 default:
966 xcol = PixColors[Color_bg]; /* None */
967 break;
968 }
969 }
970 }
971
972 PixColors[i] = xcol;
973 SET_PIXCOLOR (i);
974 }
975
976 if (XDEPTH <= 2 || !rs[Rs_color + Color_pointer])
977 PixColors[Color_pointer] = PixColors[Color_fg];
978 if (XDEPTH <= 2 || !rs[Rs_color + Color_border])
979 PixColors[Color_border] = PixColors[Color_fg];
980
981 /*
982 * get scrollBar/menuBar shadow colors
983 *
984 * The calculations of topShadow/bottomShadow values are adapted
985 * from the fvwm window manager.
986 */
987 #ifdef KEEP_SCROLLCOLOR
988
989 if (XDEPTH <= 2)
990 { /* Monochrome */
991 PixColors[Color_scroll] = PixColors[Color_fg];
992 PixColors[Color_topShadow] = PixColors[Color_bg];
993 PixColors[Color_bottomShadow] = PixColors[Color_bg];
994 }
995 else
996 {
997 rxvt_color xcol[3];
998 /* xcol[0] == white
999 * xcol[1] == top shadow
1000 * xcol[2] == bot shadow */
1001
1002 xcol[1] = PixColors[Color_scroll];
1003 # ifdef PREFER_24BIT
1004 xcol[0].set (display, 65535, 65535, 65535);
1005 /* XFreeColors (display->display, XCMAP, & (xcol[0].pixel), 1, ~0); */
1006 # else
1007 xcol[0].set (display, WhitePixel (display->display, display->screen));
1008 # endif
1009
1010 unsigned short pr1, pg1, pb1, pr0, pg0, pb0;
1011
1012 xcol[0].get (display, pr0, pg0, pb0);
1013 xcol[1].get (display, pr1, pg1, pb1);
1014
1015 /* bottomShadowColor */
1016 if (!xcol[2].set (display, pr1 / 2, pg1 / 2, pb1 / 2))
1017 xcol[2] = PixColors[Color_Black];
1018
1019 PixColors[Color_bottomShadow] = xcol[2];
1020
1021 /* topShadowColor */
1022 if (!xcol[1].set (display,
1023 min (pr0, max (pr0 / 5, pr1) * 7 / 5),
1024 min (pg0, max (pg0 / 5, pg1) * 7 / 5),
1025 min (pb0, max (pb0 / 5, pb1) * 7 / 5)))
1026 xcol[1] = PixColors[Color_White];
1027
1028 PixColors[Color_topShadow] = xcol[1];
1029 }
1030 #endif /* KEEP_SCROLLCOLOR */
1031 }
1032
1033 /*----------------------------------------------------------------------*/
1034 /* color aliases, fg/bg bright-bold */
1035 void
1036 rxvt_term::color_aliases (int idx)
1037 {
1038 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
1039 {
1040 int i = atoi (rs[Rs_color + idx]);
1041
1042 if (i >= 8 && i <= 15)
1043 { /* bright colors */
1044 i -= 8;
1045 #ifndef NO_BRIGHTCOLOR
1046 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i];
1047 return;
1048 #endif
1049
1050 }
1051
1052 if (i >= 0 && i <= 7) /* normal colors */
1053 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
1054 }
1055 }
1056
1057 /*----------------------------------------------------------------------*/
1058 /*
1059 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
1060 * Use resource ``modifier'' to override the Meta modifier
1061 */
1062 void
1063 rxvt_term::get_ourmods ()
1064 {
1065 int i, j, k;
1066 int requestedmeta, realmeta, realalt;
1067 const char *cm, *rsmod;
1068 XModifierKeymap *map;
1069 KeyCode *kc;
1070 const unsigned int modmasks[] =
1071 {
1072 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
1073 };
1074
1075 requestedmeta = realmeta = realalt = 0;
1076 rsmod = rs[Rs_modifier];
1077 if (rsmod
1078 && STRCASECMP (rsmod, "mod1") >= 0 && STRCASECMP (rsmod, "mod5") <= 0)
1079 requestedmeta = rsmod[3] - '0';
1080
1081 map = XGetModifierMapping (display->display);
1082 kc = map->modifiermap;
1083 for (i = 1; i < 6; i++)
1084 {
1085 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
1086 for (j = map->max_keypermod; j--; k++)
1087 {
1088 if (kc[k] == 0)
1089 break;
1090 switch (XKeycodeToKeysym (display->display, kc[k], 0))
1091 {
1092 case XK_Num_Lock:
1093 ModNumLockMask = modmasks[i - 1];
1094 /* FALLTHROUGH */
1095 default:
1096 continue; /* for (;;) */
1097 case XK_Meta_L:
1098 case XK_Meta_R:
1099 cm = "meta";
1100 realmeta = i;
1101 break;
1102 case XK_Alt_L:
1103 case XK_Alt_R:
1104 cm = "alt";
1105 realalt = i;
1106 break;
1107 case XK_Super_L:
1108 case XK_Super_R:
1109 cm = "super";
1110 break;
1111 case XK_Hyper_L:
1112 case XK_Hyper_R:
1113 cm = "hyper";
1114 break;
1115 }
1116 if (rsmod && STRNCASECMP (rsmod, cm, STRLEN (cm)) == 0)
1117 requestedmeta = i;
1118 }
1119 }
1120 XFreeModifiermap (map);
1121 i = (requestedmeta ? requestedmeta
1122 : (realmeta ? realmeta
1123 : (realalt ? realalt : 0)));
1124 if (i)
1125 ModMetaMask = modmasks[i - 1];
1126 }
1127
1128 /*----------------------------------------------------------------------*/
1129 /* rxvt_Create_Windows () - Open and map the window */
1130 void
1131 rxvt_term::create_windows (int argc, const char *const *argv)
1132 {
1133 XClassHint classHint;
1134 XWMHints wmHint;
1135 XGCValues gcvalue;
1136 long vt_emask;
1137
1138 XWindowAttributes gattr;
1139
1140 if (Options & Opt_transparent)
1141 {
1142 XGetWindowAttributes (display->display, RootWindow (display->display, display->screen), &gattr);
1143 display->depth = gattr.depth; // doh //TODO, per-term not per-display?
1144 }
1145
1146 /* grab colors before netscape does */
1147 Get_Colours ();
1148
1149 change_font (1, NULL);
1150 window_calc (0, 0);
1151 old_width = szHint.width;
1152 old_height = szHint.height;
1153
1154 /* parent window - reverse video so we can see placement errors
1155 * sub-window placement & size in rxvt_resize_subwindows ()
1156 */
1157
1158 #ifdef PREFER_24BIT
1159 XSetWindowAttributes attributes;
1160
1161 attributes.background_pixel = PixColors[Color_fg];
1162 attributes.border_pixel = PixColors[Color_border];
1163 attributes.colormap = display->cmap;
1164 TermWin.parent[0] = XCreateWindow (display->display, DefaultRootWindow (display->display),
1165 szHint.x, szHint.y,
1166 szHint.width, szHint.height,
1167 TermWin.ext_bwidth,
1168 display->depth, InputOutput,
1169 display->visual,
1170 CWBackPixel | CWBorderPixel | CWColormap, &attributes);
1171 #else
1172 TermWin.parent[0] = XCreateSimpleWindow (display->display, DefaultRootWindow (display->display),
1173 szHint.x, szHint.y,
1174 szHint.width,
1175 szHint.height,
1176 TermWin.ext_bwidth,
1177 PixColors[Color_border],
1178 PixColors[Color_fg]);
1179 #endif
1180
1181 xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1182 xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1183
1184 classHint.res_name = (char *)rs[Rs_name];
1185 classHint.res_class = (char *)APL_CLASS;
1186
1187 wmHint.flags = (InputHint | StateHint | WindowGroupHint);
1188 wmHint.input = True;
1189 wmHint.initial_state = (Options & Opt_iconic ? IconicState
1190 : NormalState);
1191 wmHint.window_group = TermWin.parent[0];
1192
1193 XSetWMProperties (display->display, TermWin.parent[0], NULL, NULL,
1194 (char **)argv, argc, &szHint, &wmHint, &classHint);
1195
1196 XSelectInput (display->display, TermWin.parent[0],
1197 KeyPressMask
1198 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1199 | KeyReleaseMask
1200 #endif
1201 | FocusChangeMask | VisibilityChangeMask
1202 | StructureNotifyMask);
1203 termwin_ev.start (display, TermWin.parent[0]);
1204
1205 /* vt cursor: Black-on-White is standard, but this is more popular */
1206 TermWin_cursor = XCreateFontCursor (display->display, XC_xterm);
1207
1208 #if defined(HAVE_SCROLLBARS) || defined(MENUBAR)
1209 /* cursor (menuBar/scrollBar): Black-on-White */
1210 leftptr_cursor = XCreateFontCursor (display->display, XC_left_ptr);
1211 #endif
1212
1213 #ifdef POINTER_BLANK
1214 {
1215 XColor blackcolour;
1216 blackcolour.red = 0;
1217 blackcolour.green = 0;
1218 blackcolour.blue = 0;
1219 Font f = XLoadFont (display->display, "fixed");
1220 blank_cursor = XCreateGlyphCursor (display->display, f, f, ' ', ' ',
1221 &blackcolour, &blackcolour);
1222 XUnloadFont (display->display, f);
1223 }
1224 #endif
1225
1226 /* the vt window */
1227 TermWin.vt = XCreateSimpleWindow (display->display, TermWin.parent[0],
1228 window_vt_x, window_vt_y,
1229 TermWin_TotalWidth (),
1230 TermWin_TotalHeight (),
1231 0,
1232 PixColors[Color_fg],
1233 PixColors[Color_bg]);
1234
1235 #ifdef DEBUG_X
1236 XStoreName (display->display, TermWin.vt, "vt window");
1237 #endif
1238
1239 vt_emask = (ExposureMask | ButtonPressMask | ButtonReleaseMask
1240 | PropertyChangeMask);
1241
1242 #ifdef POINTER_BLANK
1243 pointer_unblank ();
1244
1245 if ((Options & Opt_pointerBlank))
1246 vt_emask |= PointerMotionMask;
1247 else
1248 #endif
1249 vt_emask |= (Button1MotionMask | Button3MotionMask);
1250
1251 XSelectInput (display->display, TermWin.vt, vt_emask);
1252 vt_ev.start (display, TermWin.vt);
1253
1254 #if defined(MENUBAR) && (MENUBAR_MAX > 1)
1255 if (menuBar_height ())
1256 {
1257 menuBar.win = XCreateSimpleWindow (display->display, TermWin.parent[0],
1258 window_vt_x, 0,
1259 TermWin_TotalWidth (),
1260 menuBar_TotalHeight (),
1261 0,
1262 PixColors[Color_fg],
1263 PixColors[Color_scroll]);
1264 #ifdef DEBUG_X
1265 XStoreName (display->display, menuBar.win, "menubar");
1266 #endif
1267
1268 XDefineCursor (display->display, menuBar.win, pointer_leftptr);
1269
1270 XSelectInput (display->display, menuBar.win,
1271 (ExposureMask | ButtonPressMask | ButtonReleaseMask
1272 | Button1MotionMask));
1273 menubar_ev.start (display, menuBar.win);
1274 }
1275 #endif
1276
1277 #ifdef XPM_BACKGROUND
1278 if (rs[Rs_backgroundPixmap] != NULL
1279 && ! (Options & Opt_transparent))
1280 {
1281 const char *p = rs[Rs_backgroundPixmap];
1282
1283 if ((p = STRCHR (p, ';')) != NULL)
1284 {
1285 p++;
1286 scale_pixmap (p);
1287 }
1288 set_bgPixmap (rs[Rs_backgroundPixmap]);
1289 scr_touch (True);
1290 }
1291 #endif
1292
1293 /* graphics context for the vt window */
1294 gcvalue.foreground = PixColors[Color_fg];
1295 gcvalue.background = PixColors[Color_bg];
1296 gcvalue.graphics_exposures = 1;
1297 TermWin.gc = XCreateGC (display->display, TermWin.vt,
1298 GCForeground | GCBackground
1299 | GCGraphicsExposures, &gcvalue);
1300
1301 #if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
1302 gcvalue.foreground = PixColors[Color_topShadow];
1303 topShadowGC = XCreateGC (display->display, TermWin.vt,
1304 GCForeground, &gcvalue);
1305 gcvalue.foreground = PixColors[Color_bottomShadow];
1306 botShadowGC = XCreateGC (display->display, TermWin.vt,
1307 GCForeground, &gcvalue);
1308 gcvalue.foreground = PixColors[ (XDEPTH <= 2 ? Color_fg
1309 : Color_scroll)];
1310 scrollbarGC = XCreateGC (display->display, TermWin.vt,
1311 GCForeground, &gcvalue);
1312 #endif
1313 }
1314
1315 /*----------------------------------------------------------------------*/
1316 /*
1317 * Run the command in a subprocess and return a file descriptor for the
1318 * master end of the pseudo-teletype pair with the command talking to
1319 * the slave.
1320 */
1321 int
1322 rxvt_term::run_command (const char *const *argv)
1323 {
1324 int cfd, er;
1325
1326 /* get master (pty) */
1327 if ((cfd = rxvt_get_pty (& (tty_fd), & (ttydev))) < 0)
1328 {
1329 rxvt_print_error ("can't open pseudo-tty");
1330 return -1;
1331 }
1332
1333 fcntl (cfd, F_SETFL, O_NONBLOCK);
1334
1335 /* get slave (tty) */
1336 if (tty_fd < 0)
1337 {
1338 #ifndef NO_SETOWNER_TTYDEV
1339 privileged_ttydev (SAVE);
1340 #endif
1341
1342 if ((tty_fd = rxvt_get_tty (ttydev)) < 0)
1343 {
1344 close (cfd);
1345 rxvt_print_error ("can't open slave tty %s", ttydev);
1346 return -1;
1347 }
1348 }
1349 #ifndef NO_BACKSPACE_KEY
1350 if (key_backspace[0] && !key_backspace[1])
1351 er = key_backspace[0];
1352 else if (STRCMP (key_backspace, "DEC") == 0)
1353 er = '\177'; /* the initial state anyway */
1354 else
1355 #endif
1356
1357 er = -1;
1358
1359 rxvt_get_ttymode (& (tio), er);
1360
1361 #ifndef __QNX__
1362 /* spin off the command interpreter */
1363 switch (cmd_pid = fork ())
1364 {
1365 case -1:
1366 rxvt_print_error ("can't fork");
1367 return -1;
1368 case 0:
1369 close (cfd); /* only keep tty_fd and STDERR open */
1370
1371 init_env ();
1372
1373 if (rxvt_control_tty (tty_fd, ttydev) < 0)
1374 rxvt_print_error ("could not obtain control of tty");
1375 else
1376 {
1377 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1378 dup2 (tty_fd, STDIN_FILENO);
1379 dup2 (tty_fd, STDOUT_FILENO);
1380 dup2 (tty_fd, STDERR_FILENO);
1381
1382 if (tty_fd > 2)
1383 close (tty_fd);
1384
1385 run_child (argv);
1386 }
1387 exit (EXIT_FAILURE);
1388 /* NOTREACHED */
1389 default:
1390 {
1391 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1392 int fdstdin;
1393
1394 fdstdin = dup (STDIN_FILENO);
1395 dup2 (tty_fd, STDIN_FILENO);
1396 #endif
1397
1398 #ifdef UTMP_SUPPORT
1399 privileged_utmp (SAVE);
1400 #endif
1401
1402 #if defined(HAVE_STRUCT_UTMP) && defined(HAVE_TTYSLOT)
1403
1404 dup2 (fdstdin, STDIN_FILENO);
1405 close (fdstdin);
1406 #endif
1407
1408 }
1409 close (tty_fd); /* keep STDERR_FILENO, cmd_fd, display->fd () open */
1410 break;
1411 }
1412 #else /* __QNX__ uses qnxspawn () */
1413 fchmod (tty_fd, 0622);
1414 fcntl (tty_fd, F_SETFD, FD_CLOEXEC);
1415 fcntl (cfd, F_SETFD, FD_CLOEXEC);
1416
1417 if (run_child (argv) == -1)
1418 exit (EXIT_FAILURE);
1419 #endif
1420
1421 return cfd;
1422 }
1423
1424 /* ------------------------------------------------------------------------- *
1425 * CHILD PROCESS OPERATIONS *
1426 * ------------------------------------------------------------------------- */
1427 /*
1428 * The only open file descriptor is the slave tty - so no error messages.
1429 * returns are fatal
1430 */
1431 int
1432 rxvt_term::run_child (const char *const *argv)
1433 {
1434 char *login;
1435
1436 SET_TTYMODE (STDIN_FILENO, & (tio)); /* init terminal attributes */
1437
1438 if (Options & Opt_console)
1439 { /* be virtual console, fail silently */
1440 #ifdef TIOCCONS
1441 unsigned int on = 1;
1442
1443 ioctl (STDIN_FILENO, TIOCCONS, &on);
1444 #elif defined (SRIOCSREDIR)
1445 int fd;
1446
1447 fd = open (CONSOLE, O_WRONLY, 0);
1448 if (fd >= 0)
1449 {
1450 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1451 close (fd);
1452 }
1453 #endif /* SRIOCSREDIR */
1454
1455 }
1456
1457 /* reset signals and spin off the command interpreter */
1458 signal (SIGINT, SIG_DFL);
1459 signal (SIGQUIT, SIG_DFL);
1460 signal (SIGCHLD, SIG_DFL);
1461 /*
1462 * mimick login's behavior by disabling the job control signals
1463 * a shell that wants them can turn them back on
1464 */
1465 #ifdef SIGTSTP
1466 signal (SIGTSTP, SIG_IGN);
1467 signal (SIGTTIN, SIG_IGN);
1468 signal (SIGTTOU, SIG_IGN);
1469 #endif /* SIGTSTP */
1470
1471 /* set window size */
1472 struct winsize ws;
1473
1474 ws.ws_col = TermWin.ncol;
1475 ws.ws_row = TermWin.nrow;
1476 ws.ws_xpixel = ws.ws_ypixel = 0;
1477 (void)ioctl (STDIN_FILENO, TIOCSWINSZ, &ws);
1478
1479 // unblock signals (signals are blocked by iom.C
1480 sigset_t ss;
1481 sigemptyset (&ss);
1482 sigprocmask (SIG_SETMASK, &ss, 0);
1483
1484 #ifndef __QNX__
1485 /* command interpreter path */
1486 if (argv != NULL)
1487 {
1488 # ifdef DEBUG_CMD
1489 int i;
1490
1491 for (i = 0; argv[i]; i++)
1492 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1493 # endif
1494
1495 execvp (argv[0], (char *const *)argv);
1496 /* no error message: STDERR is closed! */
1497 }
1498 else
1499 {
1500 const char *argv0, *shell;
1501
1502 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1503 shell = "/bin/sh";
1504
1505 argv0 = (const char *)rxvt_r_basename (shell);
1506 if (Options & Opt_loginShell)
1507 {
1508 login = (char *)rxvt_malloc ((STRLEN (argv0) + 2) * sizeof (char));
1509
1510 login[0] = '-';
1511 STRCPY (&login[1], argv0);
1512 argv0 = login;
1513 }
1514 execlp (shell, argv0, NULL);
1515 /* no error message: STDERR is closed! */
1516 }
1517
1518 #else /* __QNX__ uses qnxspawn () */
1519
1520 char iov_a[10] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
1521 char *command = NULL, fullcommand[_MAX_PATH];
1522 char **arg_v, *arg_a[2] = { NULL, NULL };
1523
1524 if (argv != NULL)
1525 {
1526 if (access (argv[0], X_OK) == -1)
1527 {
1528 if (STRCHR (argv[0], '/') == NULL)
1529 {
1530 searchenv (argv[0], "PATH", fullcommand);
1531 if (fullcommand[0] != '\0')
1532 command = fullcommand;
1533 }
1534 if (access (command, X_OK) == -1)
1535 return -1;
1536 }
1537 else
1538 command = argv[0];
1539 arg_v = argv;
1540 }
1541 else
1542 {
1543 if ((command = getenv ("SHELL")) == NULL || *command == '\0')
1544 command = "/bin/sh";
1545
1546 arg_a[0] = my_basename (command);
1547 if (Options & Opt_loginShell)
1548 {
1549 login = rxvt_malloc ((STRLEN (arg_a[0]) + 2) * sizeof (char));
1550
1551 login[0] = '-';
1552 STRCPY (&login[1], arg_a[0]);
1553 arg_a[0] = login;
1554 }
1555 arg_v = arg_a;
1556 }
1557 iov_a[0] = iov_a[1] = iov_a[2] = tty_fd;
1558 cmd_pid = qnx_spawn (0, 0, 0, -1, -1,
1559 _SPAWN_SETSID | _SPAWN_TCSETPGRP,
1560 command, arg_v, environ, iov_a, 0);
1561 if (login)
1562 free (login);
1563
1564 close (tty_fd);
1565 return cmd_fd;
1566
1567 #endif
1568 return -1;
1569 }
1570
1571 /* ------------------------------------------------------------------------- *
1572 * GET TTY CURRENT STATE *
1573 * ------------------------------------------------------------------------- */
1574 /* rxvt_get_ttymode () */
1575 /* EXTPROTO */
1576 void
1577 rxvt_get_ttymode (ttymode_t *tio, int erase)
1578 {
1579 #ifdef HAVE_TERMIOS_H
1580 /*
1581 * standard System V termios interface
1582 */
1583 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1584 {
1585 /* return error - use system defaults */
1586 tio->c_cc[VINTR] = CINTR;
1587 tio->c_cc[VQUIT] = CQUIT;
1588 tio->c_cc[VERASE] = CERASE;
1589 tio->c_cc[VKILL] = CKILL;
1590 tio->c_cc[VSTART] = CSTART;
1591 tio->c_cc[VSTOP] = CSTOP;
1592 tio->c_cc[VSUSP] = CSUSP;
1593 # ifdef VDSUSP
1594
1595 tio->c_cc[VDSUSP] = CDSUSP;
1596 # endif
1597 # ifdef VREPRINT
1598
1599 tio->c_cc[VREPRINT] = CRPRNT;
1600 # endif
1601 # ifdef VDISCRD
1602
1603 tio->c_cc[VDISCRD] = CFLUSH;
1604 # endif
1605 # ifdef VWERSE
1606
1607 tio->c_cc[VWERSE] = CWERASE;
1608 # endif
1609 # ifdef VLNEXT
1610
1611 tio->c_cc[VLNEXT] = CLNEXT;
1612 # endif
1613
1614 }
1615 tio->c_cc[VEOF] = CEOF;
1616 tio->c_cc[VEOL] = VDISABLE;
1617 # ifdef VEOL2
1618
1619 tio->c_cc[VEOL2] = VDISABLE;
1620 # endif
1621 # ifdef VSWTC
1622
1623 tio->c_cc[VSWTC] = VDISABLE;
1624 # endif
1625 # ifdef VSWTCH
1626
1627 tio->c_cc[VSWTCH] = VDISABLE;
1628 # endif
1629 # if VMIN != VEOF
1630
1631 tio->c_cc[VMIN] = 1;
1632 # endif
1633 # if VTIME != VEOL
1634
1635 tio->c_cc[VTIME] = 0;
1636 # endif
1637
1638 if (erase != -1)
1639 tio->c_cc[VERASE] = (char)erase;
1640
1641 /* input modes */
1642 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1643 # ifdef IMAXBEL
1644 | IMAXBEL
1645 # endif
1646 | IXON);
1647
1648 /* output modes */
1649 tio->c_oflag = (OPOST | ONLCR);
1650
1651 /* control modes */
1652 tio->c_cflag = (CS8 | CREAD);
1653
1654 /* line discipline modes */
1655 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1656 # if defined (ECHOCTL) && defined (ECHOKE)
1657 | ECHOCTL | ECHOKE
1658 # endif
1659 | ECHOE | ECHOK);
1660 # else /* HAVE_TERMIOS_H */
1661
1662 /*
1663 * sgtty interface
1664 */
1665
1666 /* get parameters -- gtty */
1667 if (ioctl (STDIN_FILENO, TIOCGETP, & (tio->sg)) < 0)
1668 {
1669 tio->sg.sg_erase = CERASE; /* ^H */
1670 tio->sg.sg_kill = CKILL; /* ^U */
1671 }
1672 if (erase != -1)
1673 tio->sg.sg_erase = (char)erase;
1674
1675 tio->sg.sg_flags = (CRMOD | ECHO | EVENP | ODDP);
1676
1677 /* get special characters */
1678 if (ioctl (STDIN_FILENO, TIOCGETC, & (tio->tc)) < 0)
1679 {
1680 tio->tc.t_intrc = CINTR; /* ^C */
1681 tio->tc.t_quitc = CQUIT; /* ^\ */
1682 tio->tc.t_startc = CSTART; /* ^Q */
1683 tio->tc.t_stopc = CSTOP; /* ^S */
1684 tio->tc.t_eofc = CEOF; /* ^D */
1685 tio->tc.t_brkc = -1;
1686 }
1687 /* get local special chars */
1688 if (ioctl (STDIN_FILENO, TIOCGLTC, & (tio->lc)) < 0)
1689 {
1690 tio->lc.t_suspc = CSUSP; /* ^Z */
1691 tio->lc.t_dsuspc = CDSUSP; /* ^Y */
1692 tio->lc.t_rprntc = CRPRNT; /* ^R */
1693 tio->lc.t_flushc = CFLUSH; /* ^O */
1694 tio->lc.t_werasc = CWERASE; /* ^W */
1695 tio->lc.t_lnextc = CLNEXT; /* ^V */
1696 }
1697 /* get line discipline */
1698 ioctl (STDIN_FILENO, TIOCGETD, & (tio->line));
1699 # ifdef NTTYDISC
1700
1701 tio->line = NTTYDISC;
1702 # endif /* NTTYDISC */
1703
1704 tio->local = (LCRTBS | LCRTERA | LCTLECH | LPASS8 | LCRTKIL);
1705 #endif /* HAVE_TERMIOS_H */
1706
1707 /*
1708 * Debugging
1709 */
1710 #ifdef DEBUG_TTYMODE
1711 #ifdef HAVE_TERMIOS_H
1712 /* c_iflag bits */
1713 fprintf (stderr, "Input flags\n");
1714
1715 /* cpp token stringize doesn't work on all machines <sigh> */
1716 # define FOO(flag,name) \
1717 if ((tio->c_iflag) & flag) \
1718 fprintf (stderr, "%s ", name)
1719
1720 /* c_iflag bits */
1721 FOO (IGNBRK, "IGNBRK");
1722 FOO (BRKINT, "BRKINT");
1723 FOO (IGNPAR, "IGNPAR");
1724 FOO (PARMRK, "PARMRK");
1725 FOO (INPCK, "INPCK");
1726 FOO (ISTRIP, "ISTRIP");
1727 FOO (INLCR, "INLCR");
1728 FOO (IGNCR, "IGNCR");
1729 FOO (ICRNL, "ICRNL");
1730 FOO (IXON, "IXON");
1731 FOO (IXOFF, "IXOFF");
1732 # ifdef IUCLC
1733
1734 FOO (IUCLC, "IUCLC");
1735 # endif
1736 # ifdef IXANY
1737
1738 FOO (IXANY, "IXANY");
1739 # endif
1740 # ifdef IMAXBEL
1741
1742 FOO (IMAXBEL, "IMAXBEL");
1743 # endif
1744
1745 fprintf (stderr, "\n");
1746
1747 # undef FOO
1748 # define FOO(entry, name) \
1749 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1750
1751 FOO (VINTR, "VINTR");
1752 FOO (VQUIT, "VQUIT");
1753 FOO (VERASE, "VERASE");
1754 FOO (VKILL, "VKILL");
1755 FOO (VEOF, "VEOF");
1756 FOO (VEOL, "VEOL");
1757 # ifdef VEOL2
1758
1759 FOO (VEOL2, "VEOL2");
1760 # endif
1761 # ifdef VSWTC
1762
1763 FOO (VSWTC, "VSWTC");
1764 # endif
1765 # ifdef VSWTCH
1766
1767 FOO (VSWTCH, "VSWTCH");
1768 # endif
1769
1770 FOO (VSTART, "VSTART");
1771 FOO (VSTOP, "VSTOP");
1772 FOO (VSUSP, "VSUSP");
1773 # ifdef VDSUSP
1774
1775 FOO (VDSUSP, "VDSUSP");
1776 # endif
1777 # ifdef VREPRINT
1778
1779 FOO (VREPRINT, "VREPRINT");
1780 # endif
1781 # ifdef VDISCRD
1782
1783 FOO (VDISCRD, "VDISCRD");
1784 # endif
1785 # ifdef VWERSE
1786
1787 FOO (VWERSE, "VWERSE");
1788 # endif
1789 # ifdef VLNEXT
1790
1791 FOO (VLNEXT, "VLNEXT");
1792 # endif
1793
1794 fprintf (stderr, "\n");
1795 # undef FOO
1796 # endif /* HAVE_TERMIOS_H */
1797 #endif /* DEBUG_TTYMODE */
1798 }
1799
1800 /*----------------------- end-of-file (C source) -----------------------*/