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Revision: 1.230
Committed: Fri Dec 14 05:25:24 2007 UTC (16 years, 5 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-8_8
Changes since 1.229: +0 -1 lines
Log Message:
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File Contents

# Content
1 /*----------------------------------------------------------------------*
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) 1996 Chuck Blake <cblake@BBN.COM>
11 * Copyright (c) 1997 mj olesen <olesen@me.queensu.ca>
12 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
13 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
14 * - extensive modifications
15 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
16 *
17 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License as published by
19 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version.
21 *
22 * This program is distributed in the hope that it will be useful,
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 * GNU General Public License for more details.
26 *
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/
31 /*
32 * Initialisation routines.
33 */
34
35 #include "../config.h" /* NECESSARY */
36 #include "rxvt.h" /* NECESSARY */
37 #include "rxvtutil.h"
38 #include "init.h"
39
40 #include <limits>
41
42 #include <csignal>
43
44 #include <fcntl.h>
45
46 #ifdef HAVE_XSETLOCALE
47 # define X_LOCALE
48 # include <X11/Xlocale.h>
49 #else
50 # ifdef HAVE_SETLOCALE
51 # include <clocale>
52 # endif
53 #endif
54
55 #ifdef HAVE_NL_LANGINFO
56 # include <langinfo.h>
57 #endif
58
59 #ifdef DISPLAY_IS_IP
60 /* On Solaris link with -lsocket and -lnsl */
61 #include <sys/types.h>
62 #include <sys/socket.h>
63
64 /* these next two are probably only on Sun (not Solaris) */
65 #ifdef HAVE_SYS_SOCKIO_H
66 #include <sys/sockio.h>
67 #endif
68 #ifdef HAVE_SYS_BYTEORDER_H
69 #include <sys/byteorder.h>
70 #endif
71
72 #include <netinet/in.h>
73 #include <arpa/inet.h>
74 #include <net/if.h>
75 #include <net/if_arp.h>
76
77 static char *
78 rxvt_network_display (const char *display)
79 {
80 char buffer[1024], *rval = NULL;
81 struct ifconf ifc;
82 struct ifreq *ifr;
83 int i, skfd;
84
85 if (display[0] != ':' && strncmp (display, "unix:", 5))
86 return (char *) display; /* nothing to do */
87
88 ifc.ifc_len = sizeof (buffer); /* Get names of all ifaces */
89 ifc.ifc_buf = buffer;
90
91 if ((skfd = socket (AF_INET, SOCK_DGRAM, 0)) < 0)
92 {
93 perror ("socket");
94 return NULL;
95 }
96
97 if (ioctl (skfd, SIOCGIFCONF, &ifc) < 0)
98 {
99 perror ("SIOCGIFCONF");
100 close (skfd);
101 return NULL;
102 }
103
104 for (i = 0, ifr = ifc.ifc_req;
105 i < (ifc.ifc_len / sizeof (struct ifreq));
106 i++, ifr++)
107 {
108 struct ifreq ifr2;
109
110 strcpy (ifr2.ifr_name, ifr->ifr_name);
111
112 if (ioctl (skfd, SIOCGIFADDR, &ifr2) >= 0)
113 {
114 unsigned long addr;
115 struct sockaddr_in *p_addr;
116
117 p_addr = (struct sockaddr_in *) &ifr2.ifr_addr;
118 addr = htonl ((unsigned long)p_addr->sin_addr.s_addr);
119
120 /*
121 * not "0.0.0.0" or "127.0.0.1" - so format the address
122 */
123 if (addr && addr != 0x7F000001)
124 {
125 char *colon = strchr (display, ':');
126
127 if (colon == NULL)
128 colon = ":0.0";
129
130 rval = rxvt_malloc (strlen (colon) + 16);
131 sprintf (rval, "%d.%d.%d.%d%s",
132 (int) ((addr >> 030) & 0xFF),
133 (int) ((addr >> 020) & 0xFF),
134 (int) ((addr >> 010) & 0xFF),
135 (int) (addr & 0xFF), colon);
136 break;
137 }
138 }
139 }
140
141 close (skfd);
142
143 return rval;
144 }
145 #endif
146
147 const char *const def_colorName[] =
148 {
149 COLOR_FOREGROUND,
150 COLOR_BACKGROUND,
151 /* low-intensity colors */
152 "rgb:00/00/00", // 0: black (Black)
153 "rgb:cd/00/00", // 1: red (Red3)
154 "rgb:00/cd/00", // 2: green (Green3)
155 "rgb:cd/cd/00", // 3: yellow (Yellow3)
156 "rgb:00/00/cd", // 4: blue (Blue3)
157 "rgb:cd/00/cd", // 5: magenta (Magenta3)
158 "rgb:00/cd/cd", // 6: cyan (Cyan3)
159 # ifdef XTERM_COLORS
160 "rgb:e5/e5/e5", // 7: white (Grey90)
161 # else
162 "rgb:fa/eb/d7", // 7: white (AntiqueWhite)
163 # endif
164 /* high-intensity colors */
165 # ifdef XTERM_COLORS
166 "rgb:4d/4d/4d", // 8: bright black (Grey30)
167 # else
168 "rgb:40/40/40", // 8: bright black (Grey25)
169 # endif
170 "rgb:ff/00/00", // 1/9: bright red (Reed)
171 "rgb:00/ff/00", // 2/10: bright green (Green)
172 "rgb:ff/ff/00", // 3/11: bright yellow (Yellow)
173 "rgb:00/00/ff", // 4/12: bright blue (Blue)
174 "rgb:ff/00/ff", // 5/13: bright magenta (Magenta)
175 "rgb:00/ff/ff", // 6/14: bright cyan (Cyan)
176 "rgb:ff/ff/ff", // 7/15: bright white (White)
177
178 // 88 xterm colours
179 "rgb:00/00/00",
180 "rgb:00/00/8b",
181 "rgb:00/00/cd",
182 "rgb:00/00/ff",
183 "rgb:00/8b/00",
184 "rgb:00/8b/8b",
185 "rgb:00/8b/cd",
186 "rgb:00/8b/ff",
187 "rgb:00/cd/00",
188 "rgb:00/cd/8b",
189 "rgb:00/cd/cd",
190 "rgb:00/cd/ff",
191 "rgb:00/ff/00",
192 "rgb:00/ff/8b",
193 "rgb:00/ff/cd",
194 "rgb:00/ff/ff",
195 "rgb:8b/00/00",
196 "rgb:8b/00/8b",
197 "rgb:8b/00/cd",
198 "rgb:8b/00/ff",
199 "rgb:8b/8b/00",
200 "rgb:8b/8b/8b",
201 "rgb:8b/8b/cd",
202 "rgb:8b/8b/ff",
203 "rgb:8b/cd/00",
204 "rgb:8b/cd/8b",
205 "rgb:8b/cd/cd",
206 "rgb:8b/cd/ff",
207 "rgb:8b/ff/00",
208 "rgb:8b/ff/8b",
209 "rgb:8b/ff/cd",
210 "rgb:8b/ff/ff",
211 "rgb:cd/00/00",
212 "rgb:cd/00/8b",
213 "rgb:cd/00/cd",
214 "rgb:cd/00/ff",
215 "rgb:cd/8b/00",
216 "rgb:cd/8b/8b",
217 "rgb:cd/8b/cd",
218 "rgb:cd/8b/ff",
219 "rgb:cd/cd/00",
220 "rgb:cd/cd/8b",
221 "rgb:cd/cd/cd",
222 "rgb:cd/cd/ff",
223 "rgb:cd/ff/00",
224 "rgb:cd/ff/8b",
225 "rgb:cd/ff/cd",
226 "rgb:cd/ff/ff",
227 "rgb:ff/00/00",
228 "rgb:ff/00/8b",
229 "rgb:ff/00/cd",
230 "rgb:ff/00/ff",
231 "rgb:ff/8b/00",
232 "rgb:ff/8b/8b",
233 "rgb:ff/8b/cd",
234 "rgb:ff/8b/ff",
235 "rgb:ff/cd/00",
236 "rgb:ff/cd/8b",
237 "rgb:ff/cd/cd",
238 "rgb:ff/cd/ff",
239 "rgb:ff/ff/00",
240 "rgb:ff/ff/8b",
241 "rgb:ff/ff/cd",
242 "rgb:ff/ff/ff",
243 "rgb:2e/2e/2e",
244 "rgb:5c/5c/5c",
245 "rgb:73/73/73",
246 "rgb:8b/8b/8b",
247 "rgb:a2/a2/a2",
248 "rgb:b9/b9/b9",
249 "rgb:d0/d0/d0",
250 "rgb:e7/e7/e7",
251
252 #ifndef NO_CURSORCOLOR
253 COLOR_CURSOR_BACKGROUND,
254 COLOR_CURSOR_FOREGROUND,
255 #endif /* ! NO_CURSORCOLOR */
256 NULL, /* Color_pointer_fg */
257 NULL, /* Color_pointer_bg */
258 NULL, /* Color_border */
259 #ifndef NO_BOLD_UNDERLINE_REVERSE
260 NULL, /* Color_BD */
261 NULL, /* Color_IT */
262 NULL, /* Color_UL */
263 NULL, /* Color_RV */
264 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
265 #if ENABLE_FRILLS
266 NULL, // Color_underline
267 #endif
268 #ifdef OPTION_HC
269 NULL,
270 #endif
271 #ifdef KEEP_SCROLLCOLOR
272 COLOR_SCROLLBAR,
273 COLOR_SCROLLTROUGH,
274 #endif /* KEEP_SCROLLCOLOR */
275 #if ENABLE_TRANSPARENCY
276 NULL,
277 #endif
278 #if OFF_FOCUS_FADING
279 "rgb:00/00/00",
280 #endif
281 };
282
283 void
284 rxvt_term::init_vars ()
285 {
286 pix_colors = //
287 pix_colors_focused = new rxvt_color [TOTAL_COLORS];
288 #ifdef OFF_FOCUS_FADING
289 pix_colors_unfocused = new rxvt_color [TOTAL_COLORS];
290 #endif
291
292 MEvent.time = CurrentTime;
293 MEvent.button = AnyButton;
294 want_refresh = 1;
295 priv_modes = SavedModes = PrivMode_Default;
296 ncol = 80;
297 nrow = 24;
298 int_bwidth = INTERNALBORDERWIDTH;
299 ext_bwidth = EXTERNALBORDERWIDTH;
300 lineSpace = LINESPACE;
301 saveLines = SAVELINES;
302 numpix_colors = TOTAL_COLORS;
303
304 refresh_type = SLOW_REFRESH;
305
306 oldcursor.row = oldcursor.col = -1;
307 last_bot = last_state = -1;
308
309 set_option (Opt_scrollBar);
310 set_option (Opt_scrollTtyOutput);
311 set_option (Opt_jumpScroll);
312 set_option (Opt_skipScroll);
313 set_option (Opt_secondaryScreen);
314 set_option (Opt_secondaryScroll);
315 set_option (Opt_pastableTabs);
316 set_option (Opt_intensityStyles);
317 set_option (Opt_iso14755_52);
318 }
319
320 void
321 rxvt_term::init_secondary ()
322 {
323 int i;
324
325 /*
326 * Close all unused file descriptors
327 * We don't want them, we don't need them.
328 */
329 if ((i = open ("/dev/null", O_RDONLY)) < 0)
330 {
331 /* TODO: BOO HISS */
332 dup2 (STDERR_FILENO, STDIN_FILENO);
333 }
334 else if (i != STDIN_FILENO)
335 {
336 dup2 (i, STDIN_FILENO);
337 close (i);
338 }
339
340 dup2 (STDERR_FILENO, STDOUT_FILENO);
341
342 #if 0 // schmorp sayz closing filies is murder
343 for (i = STDERR_FILENO + 1; i < num_fds; i++)
344 {
345 #ifdef __sgi /* Alex Coventry says we need 4 & 7 too */
346 if (i == 4 || i == 7)
347 continue;
348 #endif
349 close (i);
350 }
351 #endif
352 }
353
354 /*----------------------------------------------------------------------*/
355 const char **
356 rxvt_term::init_resources (int argc, const char *const *argv)
357 {
358 int i, r_argc;
359 const char **cmd_argv, **r_argv;
360
361 /*
362 * Look for -e option. Find => split and make cmd_argv[] of command args
363 */
364 for (r_argc = 0; r_argc < argc; r_argc++)
365 if (!strcmp (argv[r_argc], "-e"))
366 break;
367
368 if (r_argc == argc)
369 cmd_argv = NULL;
370 else if (!argv[r_argc + 1])
371 rxvt_fatal ("option '-e' requires an argument, aborting.\n");
372 else
373 {
374 cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc));
375
376 for (i = 0; i < argc - r_argc - 1; i++)
377 cmd_argv[i] = (const char *)argv[i + r_argc + 1];
378
379 cmd_argv[i] = NULL;
380 }
381
382 r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1));
383
384 for (i = 0; i < r_argc; i++)
385 r_argv[i] = (const char *)argv[i];
386
387 r_argv[i] = NULL;
388
389 rs[Rs_name] = rxvt_basename (argv[0]);
390
391 /*
392 * Open display, get options/resources and create the window
393 */
394
395 if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL)
396 rs[Rs_display_name] = ":0";
397
398 get_options (r_argc, r_argv);
399
400 if (!(display = displays.get (rs[Rs_display_name])))
401 {
402 free (r_argv);
403 rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]);
404 }
405
406 // using a local pointer decreases code size a lot
407 xa = display->xa;
408
409 set (display);
410 extract_resources ();
411
412 #if XFT
413 if (rs[Rs_depth])
414 select_visual (strtol (rs[Rs_depth], 0, 0));
415 #endif
416
417 #ifdef HAVE_AFTERIMAGE
418 asv = create_asvisual_for_id (dpy, display->screen, depth, XVisualIDFromVisual (visual), cmap, NULL);
419 #endif
420 free (r_argv);
421
422 for (int i = NUM_RESOURCES; i--; )
423 if (rs [i] == resval_undef)
424 rs [i] = 0;
425
426 #if ENABLE_PERL
427 if (!rs[Rs_perl_ext_1])
428 rs[Rs_perl_ext_1] = "default";
429
430 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
431 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
432 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
433 {
434 rxvt_perl.init (this);
435 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
436 }
437 #endif
438
439 /*
440 * set any defaults not already set
441 */
442 if (cmd_argv && cmd_argv[0])
443 {
444 if (!rs[Rs_title])
445 rs[Rs_title] = rxvt_basename (cmd_argv[0]);
446 if (!rs[Rs_iconName])
447 rs[Rs_iconName] = rs[Rs_title];
448 }
449 else
450 {
451 if (!rs[Rs_title])
452 rs[Rs_title] = rs[Rs_name];
453 if (!rs[Rs_iconName])
454 rs[Rs_iconName] = rs[Rs_name];
455 }
456
457 if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0)
458 saveLines = min (i, MAX_SAVELINES);
459
460 #if ENABLE_FRILLS
461 if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0)
462 int_bwidth = min (i, std::numeric_limits<int16_t>::max ());
463
464 if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0)
465 ext_bwidth = min (i, std::numeric_limits<int16_t>::max ());
466
467 if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0)
468 lineSpace = min (i, std::numeric_limits<int16_t>::max ());
469 #endif
470
471 #ifdef POINTER_BLANK
472 if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0)
473 pointerBlankDelay = i;
474 else
475 pointerBlankDelay = 2;
476 #endif
477
478 /* no point having a scrollbar without having any scrollback! */
479 if (!saveLines)
480 set_option (Opt_scrollBar, 0);
481
482 #ifdef PRINTPIPE
483 if (!rs[Rs_print_pipe])
484 rs[Rs_print_pipe] = PRINTPIPE;
485 #endif
486
487 if (!rs[Rs_cutchars])
488 rs[Rs_cutchars] = CUTCHARS;
489
490 #ifndef NO_BACKSPACE_KEY
491 if (!rs[Rs_backspace_key])
492 # ifdef DEFAULT_BACKSPACE
493 rs[Rs_backspace_key] = DEFAULT_BACKSPACE;
494 # else
495 rs[Rs_backspace_key] = "DEC"; /* can toggle between \010 or \177 */
496 # endif
497 #endif
498
499 #ifndef NO_DELETE_KEY
500 if (!rs[Rs_delete_key])
501 # ifdef DEFAULT_DELETE
502 rs[Rs_delete_key] = DEFAULT_DELETE;
503 # else
504 rs[Rs_delete_key] = "\033[3~";
505 # endif
506 #endif
507
508 #ifdef HAVE_SCROLLBARS
509 setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]);
510 #endif
511
512 #ifdef XTERM_REVERSE_VIDEO
513 /* this is how xterm implements reverseVideo */
514 if (option (Opt_reverseVideo))
515 {
516 if (!rs[Rs_color + Color_fg])
517 rs[Rs_color + Color_fg] = def_colorName[Color_bg];
518
519 if (!rs[Rs_color + Color_bg])
520 rs[Rs_color + Color_bg] = def_colorName[Color_fg];
521 }
522 #endif
523
524 for (i = 0; i < NRS_COLORS; i++)
525 if (!rs[Rs_color + i])
526 rs[Rs_color + i] = def_colorName[i];
527
528 #ifndef XTERM_REVERSE_VIDEO
529 /* this is how we implement reverseVideo */
530 if (option (Opt_reverseVideo))
531 ::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]);
532 #endif
533
534 /* convenient aliases for setting fg/bg to colors */
535 color_aliases (Color_fg);
536 color_aliases (Color_bg);
537 #ifndef NO_CURSORCOLOR
538 color_aliases (Color_cursor);
539 color_aliases (Color_cursor2);
540 #endif /* NO_CURSORCOLOR */
541 color_aliases (Color_pointer_fg);
542 color_aliases (Color_pointer_bg);
543 color_aliases (Color_border);
544 #ifndef NO_BOLD_UNDERLINE_REVERSE
545 color_aliases (Color_BD);
546 color_aliases (Color_UL);
547 color_aliases (Color_RV);
548 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
549
550 if (!rs[Rs_color + Color_border])
551 rs[Rs_color + Color_border] = rs[Rs_color + Color_bg];
552
553 return cmd_argv;
554 }
555
556 /*----------------------------------------------------------------------*/
557 void
558 rxvt_term::init_env ()
559 {
560 int i;
561 char *val;
562
563 #ifdef DISPLAY_IS_IP
564 /* Fixup display_name for export over pty to any interested terminal
565 * clients via "ESC[7n" (e.g. shells). Note we use the pure IP number
566 * (for the first non-loopback interface) that we get from
567 * rxvt_network_display (). This is more "name-resolution-portable", if you
568 * will, and probably allows for faster x-client startup if your name
569 * server is beyond a slow link or overloaded at client startup. Of
570 * course that only helps the shell's child processes, not us.
571 *
572 * Giving out the display_name also affords a potential security hole
573 */
574 val = rxvt_network_display (rs[Rs_display_name]);
575 rs[Rs_display_name] = (const char *)val;
576
577 if (val == NULL)
578 #endif /* DISPLAY_IS_IP */
579 val = XDisplayString (dpy);
580
581 if (rs[Rs_display_name] == NULL)
582 rs[Rs_display_name] = val; /* use broken `:0' value */
583
584 i = strlen (val);
585 env_display = (char *)rxvt_malloc (i + 9);
586
587 sprintf (env_display, "DISPLAY=%s", val);
588
589 sprintf (env_windowid, "WINDOWID=%lu", (unsigned long)parent[0]);
590
591 /* add entries to the environment:
592 * @ DISPLAY: in case we started with -display
593 * @ WINDOWID: X window id number of the window
594 * @ COLORTERM: terminal sub-name and also indicates its color
595 * @ TERM: terminal name
596 * @ TERMINFO: path to terminfo directory
597 * @ COLORFGBG: fg;bg color codes
598 */
599 putenv (env_display);
600 putenv (env_windowid);
601
602 if (env_colorfgbg)
603 putenv (env_colorfgbg);
604
605 #ifdef RXVT_TERMINFO
606 putenv ("TERMINFO=" RXVT_TERMINFO);
607 #endif
608
609 if (depth <= 2)
610 putenv ("COLORTERM=" COLORTERMENV "-mono");
611 else
612 putenv ("COLORTERM=" COLORTERMENVFULL);
613
614 if (rs[Rs_term_name] != NULL)
615 {
616 env_term = (char *)rxvt_malloc (strlen (rs[Rs_term_name]) + 6);
617 sprintf (env_term, "TERM=%s", rs[Rs_term_name]);
618 putenv (env_term);
619 }
620 else
621 putenv ("TERM=" TERMENV);
622
623 #ifdef HAVE_UNSETENV
624 /* avoid passing old settings and confusing term size */
625 unsetenv ("LINES");
626 unsetenv ("COLUMNS");
627 unsetenv ("TERMCAP"); /* terminfo should be okay */
628 #endif /* HAVE_UNSETENV */
629 }
630
631 /*----------------------------------------------------------------------*/
632 /*
633 * This is more or less stolen straight from XFree86 xterm.
634 * This should support all European type languages.
635 */
636 void
637 rxvt_term::set_locale (const char *locale)
638 {
639 set_environ (envv);
640
641 #if HAVE_XSETLOCALE || HAVE_SETLOCALE
642 free (this->locale);
643 this->locale = setlocale (LC_CTYPE, locale);
644
645 if (!this->locale)
646 {
647 if (*locale)
648 {
649 rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale);
650 setlocale (LC_CTYPE, "C");
651 }
652 else
653 rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n");
654
655 this->locale = "C";
656 }
657
658
659 this->locale = strdup (this->locale);
660 SET_LOCALE (this->locale);
661 mbstate.reset ();
662 #endif
663
664 #if HAVE_NL_LANGINFO
665 char *codeset = strdup (nl_langinfo (CODESET));
666 // /^UTF.?8/i
667 enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u')
668 && (codeset[1] == 'T' || codeset[1] == 't')
669 && (codeset[2] == 'F' || codeset[2] == 'f')
670 && (codeset[3] == '8' || codeset[4] == '8');
671 free (codeset);
672 #else
673 enc_utf8 = 0;
674 #endif
675 }
676
677 void
678 rxvt_term::init_xlocale ()
679 {
680 set_environ (envv);
681
682 #ifdef USE_XIM
683 if (!locale)
684 rxvt_warn ("setting locale failed, working without locale support.\n");
685 else
686 {
687 set_string_property (xa[XA_WM_LOCALE_NAME], locale);
688
689 if (!XSupportsLocale ())
690 {
691 rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n");
692 return;
693 }
694
695 im_ev.start (display);
696
697 /* see if we can connect already */
698 im_cb ();
699 }
700 #endif
701 }
702
703 /*----------------------------------------------------------------------*/
704 void
705 rxvt_term::init_command (const char *const *argv)
706 {
707 /*
708 * Initialize the command connection.
709 * This should be called after the X server connection is established.
710 */
711
712 #ifdef META8_OPTION
713 meta_char = option (Opt_meta8) ? 0x80 : C0_ESC;
714 #endif
715
716 get_ourmods ();
717
718 if (!option (Opt_scrollTtyOutput))
719 priv_modes |= PrivMode_TtyOutputInh;
720 if (option (Opt_scrollTtyKeypress))
721 priv_modes |= PrivMode_Keypress;
722 if (!option (Opt_jumpScroll))
723 priv_modes |= PrivMode_smoothScroll;
724
725 #ifndef NO_BACKSPACE_KEY
726 if (strcmp (rs[Rs_backspace_key], "DEC") == 0)
727 priv_modes |= PrivMode_HaveBackSpace;
728 #endif
729
730 /* add value for scrollBar */
731 if (scrollBar.state)
732 {
733 priv_modes |= PrivMode_scrollBar;
734 SavedModes |= PrivMode_scrollBar;
735 }
736
737 run_command (argv);
738 }
739
740 /*----------------------------------------------------------------------*/
741 void
742 rxvt_term::Get_Colours ()
743 {
744 int i;
745
746 #ifdef OFF_FOCUS_FADING
747 pix_colors = pix_colors_focused;
748 #endif
749
750 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
751 {
752 const char *name = rs[Rs_color + i];
753
754 if (!name)
755 continue;
756
757 rxvt_color xcol;
758
759 if (!set_color (xcol, name))
760 {
761 #ifndef XTERM_REVERSE_VIDEO
762 if (i < 2 && option (Opt_reverseVideo))
763 name = def_colorName [1 - i];
764 else
765 #endif
766 name = def_colorName [i];
767
768 if (!name)
769 continue;
770
771 if (!set_color (xcol, name))
772 {
773 switch (i)
774 {
775 case Color_fg:
776 case Color_bg:
777 rxvt_warn ("unable to get foreground/background colour, continuing.\n");
778 name = "";
779 break;
780 #ifndef NO_CURSORCOLOR
781 case Color_cursor2:
782 #endif
783 case Color_pointer_fg:
784 name = rs[Rs_color + Color_fg];
785 xcol.set (this, name);
786 break;
787 default:
788 name = rs[Rs_color + Color_bg];
789 xcol.set (this, name);
790 break;
791 }
792 }
793 }
794
795 pix_colors[i] = xcol;
796 rs[Rs_color + i] = name;
797 }
798
799 if (depth <= 2)
800 {
801 if (!rs[Rs_color + Color_pointer_fg]) alias_color (Color_pointer_fg, Color_fg);
802 if (!rs[Rs_color + Color_pointer_bg]) alias_color (Color_pointer_bg, Color_bg);
803 if (!rs[Rs_color + Color_border] ) alias_color (Color_border, Color_fg);
804 }
805
806 /*
807 * get scrollBar shadow colors
808 *
809 * The calculations of topShadow/bottomShadow values are adapted
810 * from the fvwm window manager.
811 */
812 #ifdef KEEP_SCROLLCOLOR
813 if (depth <= 2)
814 {
815 /* Monochrome */
816 alias_color (Color_scroll, Color_fg);
817 alias_color (Color_topShadow, Color_bg);
818 alias_color (Color_bottomShadow, Color_bg);
819 }
820 else
821 {
822 pix_colors [Color_scroll].fade (this, 50, pix_colors [Color_bottomShadow]);
823
824 rgba cscroll;
825 pix_colors [Color_scroll].get (cscroll);
826
827 /* topShadowColor */
828 if (!pix_colors[Color_topShadow].set (this,
829 rgba (
830 min ((int)rgba::MAX_CC, max (cscroll.r / 5, cscroll.r) * 7 / 5),
831 min ((int)rgba::MAX_CC, max (cscroll.g / 5, cscroll.g) * 7 / 5),
832 min ((int)rgba::MAX_CC, max (cscroll.b / 5, cscroll.b) * 7 / 5),
833 cscroll.a)
834 ))
835 alias_color (Color_topShadow, Color_White);
836 }
837 #endif /* KEEP_SCROLLCOLOR */
838
839 #ifdef OFF_FOCUS_FADING
840 for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++)
841 update_fade_color (i);
842 #endif
843 }
844
845 /*----------------------------------------------------------------------*/
846 /* color aliases, fg/bg bright-bold */
847 void
848 rxvt_term::color_aliases (int idx)
849 {
850 if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx])))
851 {
852 int i = atoi (rs[Rs_color + idx]);
853
854 if (i >= 8 && i <= 15)
855 /* bright colors */
856 rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i - 8];
857 else if (i >= 0 && i <= 7)
858 /* normal colors */
859 rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i];
860 }
861 }
862
863 /*----------------------------------------------------------------------*/
864 /*
865 * Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings
866 * Use resource ``modifier'' to override the Meta modifier
867 */
868 void
869 rxvt_term::get_ourmods ()
870 {
871 int i, j, k;
872 int requestedmeta, realmeta, realalt;
873 const char *cm, *rsmod;
874 XModifierKeymap *map;
875 KeyCode *kc;
876 const unsigned int modmasks[] =
877 {
878 Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
879 };
880
881 requestedmeta = realmeta = realalt = 0;
882 rsmod = rs[Rs_modifier];
883
884 if (rsmod
885 && strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0)
886 requestedmeta = rsmod[3] - '0';
887
888 map = XGetModifierMapping (dpy);
889 kc = map->modifiermap;
890
891 for (i = 1; i < 6; i++)
892 {
893 k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */
894
895 for (j = map->max_keypermod; j--; k++)
896 {
897 if (kc[k] == 0)
898 break;
899
900 switch (XKeycodeToKeysym (dpy, kc[k], 0))
901 {
902 case XK_Num_Lock:
903 ModNumLockMask = modmasks[i - 1];
904 continue;
905
906 case XK_ISO_Level3_Shift:
907 ModLevel3Mask = modmasks[i - 1];
908 continue;
909
910 case XK_Meta_L:
911 case XK_Meta_R:
912 cm = "meta";
913 realmeta = i;
914 break;
915
916 case XK_Alt_L:
917 case XK_Alt_R:
918 cm = "alt";
919 realalt = i;
920 break;
921
922 case XK_Super_L:
923 case XK_Super_R:
924 cm = "super";
925 break;
926
927 case XK_Hyper_L:
928 case XK_Hyper_R:
929 cm = "hyper";
930 break;
931
932 default:
933 continue;
934 }
935
936 if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0)
937 requestedmeta = i;
938 }
939 }
940
941 XFreeModifiermap (map);
942
943 i = requestedmeta ? requestedmeta
944 : realmeta ? realmeta
945 : realalt ? realalt
946 : 0;
947
948 if (i)
949 ModMetaMask = modmasks[i - 1];
950 }
951
952 /*----------------------------------------------------------------------*/
953 /* rxvt_Create_Windows () - Open and map the window */
954 void
955 rxvt_term::create_windows (int argc, const char *const *argv)
956 {
957 XClassHint classHint;
958 XWMHints wmHint;
959 #if ENABLE_FRILLS
960 MWMHints mwmhints = { };
961 #endif
962 XGCValues gcvalue;
963 XSetWindowAttributes attributes;
964 Window top, parent;
965
966 dLocal (Display *, dpy);
967
968 /* grab colors before netscape does */
969 Get_Colours ();
970
971 if (!set_fonts ())
972 rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n");
973
974 parent = display->root;
975
976 attributes.override_redirect = !!option (Opt_override_redirect);
977
978 #if ENABLE_FRILLS
979 if (option (Opt_borderLess))
980 {
981 if (XInternAtom (dpy, "_MOTIF_WM_INFO", True) == None)
982 {
983 // rxvt_warn("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n");
984 attributes.override_redirect = true;
985 }
986 else
987 {
988 mwmhints.flags = MWM_HINTS_DECORATIONS;
989 }
990 }
991 #endif
992
993 #if ENABLE_XEMBED
994 if (rs[Rs_embed])
995 {
996 XWindowAttributes wattr;
997
998 parent = strtol (rs[Rs_embed], 0, 0);
999
1000 if (!XGetWindowAttributes (dpy, parent, &wattr))
1001 rxvt_fatal ("invalid window-id specified with -embed, aborting.\n");
1002
1003 window_calc (wattr.width, wattr.height);
1004 }
1005 #endif
1006
1007 window_calc (0, 0);
1008
1009 /* sub-window placement & size in rxvt_resize_subwindows () */
1010 attributes.background_pixel = pix_colors_focused [Color_border];
1011 attributes.border_pixel = pix_colors_focused [Color_border];
1012 attributes.colormap = cmap;
1013
1014 top = XCreateWindow (dpy, parent,
1015 szHint.x, szHint.y,
1016 szHint.width, szHint.height,
1017 ext_bwidth,
1018 depth, InputOutput, visual,
1019 CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect,
1020 &attributes);
1021
1022 this->parent[0] = top;
1023
1024 old_width = szHint.width;
1025 old_height = szHint.height;
1026
1027 process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST);
1028 process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST);
1029
1030 classHint.res_name = (char *)rs[Rs_name];
1031 classHint.res_class = (char *)RESCLASS;
1032
1033 wmHint.flags = InputHint | StateHint | WindowGroupHint;
1034 wmHint.input = True;
1035 wmHint.initial_state = option (Opt_iconic) ? IconicState : NormalState;
1036 wmHint.window_group = top;
1037
1038 XmbSetWMProperties (dpy, top, NULL, NULL, (char **)argv, argc,
1039 &szHint, &wmHint, &classHint);
1040
1041 #if ENABLE_FRILLS
1042 if (mwmhints.flags)
1043 XChangeProperty (dpy, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32,
1044 PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS);
1045 #endif
1046
1047 Atom protocols[] = {
1048 xa[XA_WM_DELETE_WINDOW],
1049 #if ENABLE_EWMH
1050 xa[XA_NET_WM_PING],
1051 #endif
1052 };
1053
1054 XSetWMProtocols (dpy, top, protocols, sizeof (protocols) / sizeof (protocols[0]));
1055
1056 #if ENABLE_FRILLS
1057 if (rs[Rs_transient_for])
1058 XSetTransientForHint (dpy, top, (Window)strtol (rs[Rs_transient_for], 0, 0));
1059 #endif
1060
1061 #if ENABLE_EWMH
1062 long pid = getpid ();
1063
1064 XChangeProperty (dpy, top,
1065 xa[XA_NET_WM_PID], XA_CARDINAL, 32,
1066 PropModeReplace, (unsigned char *)&pid, 1);
1067
1068 // _NET_WM_WINDOW_TYPE is NORMAL, which is the default
1069 #endif
1070
1071 XSelectInput (dpy, top,
1072 KeyPressMask
1073 #if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755
1074 | KeyReleaseMask
1075 #endif
1076 | FocusChangeMask | VisibilityChangeMask
1077 | ExposureMask | StructureNotifyMask);
1078
1079 termwin_ev.start (display, top);
1080
1081 /* vt cursor: Black-on-White is standard, but this is more popular */
1082 TermWin_cursor = XCreateFontCursor (dpy, XC_xterm);
1083
1084 #ifdef HAVE_SCROLLBARS
1085 /* cursor scrollBar: Black-on-White */
1086 leftptr_cursor = XCreateFontCursor (dpy, XC_left_ptr);
1087 #endif
1088
1089 /* the vt window */
1090 vt = XCreateSimpleWindow (dpy, top,
1091 window_vt_x, window_vt_y,
1092 width, height,
1093 0,
1094 pix_colors_focused[Color_fg],
1095 pix_colors_focused[Color_bg]);
1096
1097 attributes.bit_gravity = NorthWestGravity;
1098 XChangeWindowAttributes (dpy, vt, CWBitGravity, &attributes);
1099
1100 vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask;
1101
1102 if (option (Opt_pointerBlank))
1103 vt_emask |= PointerMotionMask;
1104 else
1105 vt_emask |= Button1MotionMask | Button3MotionMask;
1106
1107 vt_select_input ();
1108
1109 vt_ev.start (display, vt);
1110
1111 /* graphics context for the vt window */
1112 gcvalue.foreground = pix_colors[Color_fg];
1113 gcvalue.background = pix_colors[Color_bg];
1114 gcvalue.graphics_exposures = 0;
1115
1116 gc = XCreateGC (dpy, vt,
1117 GCForeground | GCBackground | GCGraphicsExposures,
1118 &gcvalue);
1119
1120 drawable = new rxvt_drawable (this, vt);
1121
1122 #ifdef RXVT_SCROLLBAR
1123 gcvalue.foreground = pix_colors[Color_topShadow];
1124 topShadowGC = XCreateGC (dpy, vt, GCForeground, &gcvalue);
1125 gcvalue.foreground = pix_colors[Color_bottomShadow];
1126 botShadowGC = XCreateGC (dpy, vt, GCForeground, &gcvalue);
1127 gcvalue.foreground = pix_colors[ (depth <= 2 ? Color_fg : Color_scroll)];
1128 scrollbarGC = XCreateGC (dpy, vt, GCForeground, &gcvalue);
1129 #endif
1130
1131 #ifdef OFF_FOCUS_FADING
1132 // initially we are in unfocused state
1133 if (rs[Rs_fade])
1134 pix_colors = pix_colors_unfocused;
1135 #endif
1136
1137 pointer_unblank ();
1138 scr_recolour ();
1139 }
1140
1141 /* ------------------------------------------------------------------------- *
1142 * GET TTY CURRENT STATE *
1143 * ------------------------------------------------------------------------- */
1144 void
1145 rxvt_get_ttymode (ttymode_t *tio, int erase)
1146 {
1147 /*
1148 * standard System V termios interface
1149 */
1150 if (GET_TERMIOS (STDIN_FILENO, tio) < 0)
1151 {
1152 // return error - use system defaults,
1153 // where possible, and zero elsewhere
1154 memset (tio, 0, sizeof (ttymode_t));
1155
1156 tio->c_cc[VINTR] = CINTR;
1157 tio->c_cc[VQUIT] = CQUIT;
1158 tio->c_cc[VERASE] = CERASE;
1159 #ifdef VERASE2
1160 tio->c_cc[VERASE2] = CERASE2;
1161 #endif
1162 tio->c_cc[VKILL] = CKILL;
1163 tio->c_cc[VSTART] = CSTART;
1164 tio->c_cc[VSTOP] = CSTOP;
1165 tio->c_cc[VSUSP] = CSUSP;
1166 # ifdef VDSUSP
1167 tio->c_cc[VDSUSP] = CDSUSP;
1168 # endif
1169 # ifdef VREPRINT
1170 tio->c_cc[VREPRINT] = CRPRNT;
1171 # endif
1172 # ifdef VDISCRD
1173 tio->c_cc[VDISCRD] = CFLUSH;
1174 # endif
1175 # ifdef VWERSE
1176 tio->c_cc[VWERSE] = CWERASE;
1177 # endif
1178 # ifdef VLNEXT
1179 tio->c_cc[VLNEXT] = CLNEXT;
1180 # endif
1181 }
1182
1183 tio->c_cc[VEOF] = CEOF;
1184 tio->c_cc[VEOL] = VDISABLE;
1185 # ifdef VEOL2
1186 tio->c_cc[VEOL2] = VDISABLE;
1187 # endif
1188 # ifdef VSWTC
1189 tio->c_cc[VSWTC] = VDISABLE;
1190 # endif
1191 # ifdef VSWTCH
1192 tio->c_cc[VSWTCH] = VDISABLE;
1193 # endif
1194 # if VMIN != VEOF
1195 tio->c_cc[VMIN] = 1;
1196 # endif
1197 # if VTIME != VEOL
1198 tio->c_cc[VTIME] = 0;
1199 # endif
1200
1201 if (erase != -1)
1202 tio->c_cc[VERASE] = (char)erase;
1203
1204 /* input modes */
1205 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
1206 # ifdef IMAXBEL
1207 | IMAXBEL
1208 # endif
1209 | IXON);
1210
1211 /* output modes */
1212 tio->c_oflag = (OPOST | ONLCR);
1213
1214 /* control modes */
1215 tio->c_cflag = (CS8 | CREAD);
1216
1217 /* line discipline modes */
1218 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
1219 # if defined (ECHOCTL) && defined (ECHOKE)
1220 | ECHOCTL | ECHOKE
1221 # endif
1222 | ECHOE | ECHOK);
1223
1224 /*
1225 * Debugging
1226 */
1227 #ifdef DEBUG_TTYMODE
1228 /* c_iflag bits */
1229 fprintf (stderr, "Input flags\n");
1230
1231 /* cpp token stringize doesn't work on all machines <sigh> */
1232 # define FOO(flag,name) \
1233 if ((tio->c_iflag) & flag) \
1234 fprintf (stderr, "%s ", name)
1235
1236 /* c_iflag bits */
1237 FOO (IGNBRK, "IGNBRK");
1238 FOO (BRKINT, "BRKINT");
1239 FOO (IGNPAR, "IGNPAR");
1240 FOO (PARMRK, "PARMRK");
1241 FOO (INPCK, "INPCK");
1242 FOO (ISTRIP, "ISTRIP");
1243 FOO (INLCR, "INLCR");
1244 FOO (IGNCR, "IGNCR");
1245 FOO (ICRNL, "ICRNL");
1246 FOO (IXON, "IXON");
1247 FOO (IXOFF, "IXOFF");
1248 # ifdef IUCLC
1249 FOO (IUCLC, "IUCLC");
1250 # endif
1251 # ifdef IXANY
1252 FOO (IXANY, "IXANY");
1253 # endif
1254 # ifdef IMAXBEL
1255 FOO (IMAXBEL, "IMAXBEL");
1256 # endif
1257
1258 fprintf (stderr, "\n");
1259
1260 # undef FOO
1261 # define FOO(entry, name) \
1262 fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry])
1263
1264 FOO (VINTR, "VINTR");
1265 FOO (VQUIT, "VQUIT");
1266 FOO (VERASE, "VERASE");
1267 FOO (VKILL, "VKILL");
1268 FOO (VEOF, "VEOF");
1269 FOO (VEOL, "VEOL");
1270 # ifdef VEOL2
1271 FOO (VEOL2, "VEOL2");
1272 # endif
1273 # ifdef VSWTC
1274 FOO (VSWTC, "VSWTC");
1275 # endif
1276 # ifdef VSWTCH
1277 FOO (VSWTCH, "VSWTCH");
1278 # endif
1279 FOO (VSTART, "VSTART");
1280 FOO (VSTOP, "VSTOP");
1281 FOO (VSUSP, "VSUSP");
1282 # ifdef VDSUSP
1283 FOO (VDSUSP, "VDSUSP");
1284 # endif
1285 # ifdef VREPRINT
1286 FOO (VREPRINT, "VREPRINT");
1287 # endif
1288 # ifdef VDISCRD
1289 FOO (VDISCRD, "VDISCRD");
1290 # endif
1291 # ifdef VWERSE
1292 FOO (VWERSE, "VWERSE");
1293 # endif
1294 # ifdef VLNEXT
1295 FOO (VLNEXT, "VLNEXT");
1296 # endif
1297
1298 fprintf (stderr, "\n");
1299 # undef FOO
1300 #endif /* DEBUG_TTYMODE */
1301 }
1302
1303 /*----------------------------------------------------------------------*/
1304 /*
1305 * Run the command in a subprocess and return a file descriptor for the
1306 * master end of the pseudo-teletype pair with the command talking to
1307 * the slave.
1308 */
1309 void
1310 rxvt_term::run_command (const char *const *argv)
1311 {
1312 #if ENABLE_FRILLS
1313 if (rs[Rs_pty_fd])
1314 {
1315 pty->pty = atoi (rs[Rs_pty_fd]);
1316
1317 if (pty->pty >= 0)
1318 {
1319 if (getfd_hook)
1320 pty->pty = (*getfd_hook) (pty->pty);
1321
1322 if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK))
1323 rxvt_fatal ("unusable pty-fd filehandle, aborting.\n");
1324 }
1325 }
1326 else
1327 #endif
1328 if (!pty->get ())
1329 rxvt_fatal ("can't initialize pseudo-tty, aborting.\n");
1330
1331 int er;
1332
1333 #ifndef NO_BACKSPACE_KEY
1334 if (rs[Rs_backspace_key][0] && !rs[Rs_backspace_key][1])
1335 er = rs[Rs_backspace_key][0];
1336 else if (strcmp (rs[Rs_backspace_key], "DEC") == 0)
1337 er = '\177'; /* the initial state anyway */
1338 else
1339 #endif
1340 er = -1;
1341
1342 rxvt_get_ttymode (&tio, er);
1343 SET_TERMIOS (pty->tty, &tio); /* init terminal attributes */
1344 pty->set_utf8_mode (enc_utf8);
1345
1346 /* set initial window size */
1347 tt_winch ();
1348
1349 #if ENABLE_FRILLS
1350 if (rs[Rs_pty_fd])
1351 return;
1352 #endif
1353
1354 /* spin off the command interpreter */
1355 switch (cmd_pid = fork ())
1356 {
1357 case -1:
1358 {
1359 cmd_pid = 0;
1360 rxvt_fatal ("can't fork, aborting.\n");
1361 }
1362 case 0:
1363 init_env ();
1364
1365 if (!pty->make_controlling_tty ())
1366 fprintf (stderr, "%s: could not obtain control of tty.", RESNAME);
1367 else
1368 {
1369 /* Reopen stdin, stdout and stderr over the tty file descriptor */
1370 dup2 (pty->tty, STDIN_FILENO);
1371 dup2 (pty->tty, STDOUT_FILENO);
1372 dup2 (pty->tty, STDERR_FILENO);
1373
1374 // close all our file handles that we do no longer need
1375 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
1376 {
1377 if ((*t)->pty->pty > 2) close ((*t)->pty->pty);
1378 if ((*t)->pty->tty > 2) close ((*t)->pty->tty);
1379 }
1380
1381 run_child (argv);
1382 fprintf (stderr, "%s: unable to exec child.", RESNAME);
1383 }
1384
1385 _exit (EXIT_FAILURE);
1386
1387 default:
1388 if (!option (Opt_utmpInhibit))
1389 pty->login (cmd_pid, option (Opt_loginShell), rs[Rs_display_name]);
1390
1391 pty->close_tty ();
1392
1393 child_ev.start (cmd_pid);
1394
1395 HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END));
1396 break;
1397 }
1398 }
1399
1400 /* ------------------------------------------------------------------------- *
1401 * CHILD PROCESS OPERATIONS *
1402 * ------------------------------------------------------------------------- */
1403 /*
1404 * The only open file descriptor is the slave tty - so no error messages.
1405 * returns are fatal
1406 */
1407 int
1408 rxvt_term::run_child (const char *const *argv)
1409 {
1410 char *login;
1411
1412 if (option (Opt_console))
1413 {
1414 /* be virtual console, fail silently */
1415 #ifdef TIOCCONS
1416 unsigned int on = 1;
1417
1418 ioctl (STDIN_FILENO, TIOCCONS, &on);
1419 #elif defined (SRIOCSREDIR)
1420 int fd;
1421
1422 fd = open (CONSOLE, O_WRONLY, 0);
1423 if (fd >= 0)
1424 if (ioctl (fd, SRIOCSREDIR, NULL) < 0)
1425 close (fd);
1426 #endif /* SRIOCSREDIR */
1427 }
1428
1429 /* reset signals and spin off the command interpreter */
1430 signal (SIGINT, SIG_DFL);
1431 signal (SIGQUIT, SIG_DFL);
1432 signal (SIGCHLD, SIG_DFL);
1433 signal (SIGHUP, SIG_DFL);
1434 signal (SIGPIPE, SIG_DFL);
1435 /*
1436 * mimick login's behavior by disabling the job control signals
1437 * a shell that wants them can turn them back on
1438 */
1439 #ifdef SIGTSTP
1440 signal (SIGTSTP, SIG_IGN);
1441 signal (SIGTTIN, SIG_IGN);
1442 signal (SIGTTOU, SIG_IGN);
1443 #endif /* SIGTSTP */
1444
1445 // unblock signals (signals are blocked by iom.C
1446 sigset_t ss;
1447 sigemptyset (&ss);
1448 sigprocmask (SIG_SETMASK, &ss, 0);
1449
1450 /* command interpreter path */
1451 if (argv)
1452 {
1453 # ifdef DEBUG_CMD
1454 int i;
1455
1456 for (i = 0; argv[i]; i++)
1457 fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]);
1458 # endif
1459
1460 execvp (argv[0], (char *const *)argv);
1461 /* no error message: STDERR is closed! */
1462 }
1463 else
1464 {
1465 const char *argv0, *shell;
1466
1467 if ((shell = getenv ("SHELL")) == NULL || *shell == '\0')
1468 shell = "/bin/sh";
1469
1470 argv0 = (const char *)rxvt_basename (shell);
1471
1472 if (option (Opt_loginShell))
1473 {
1474 login = (char *)rxvt_malloc (strlen (argv0) + 2);
1475
1476 login[0] = '-';
1477 strcpy (&login[1], argv0);
1478 argv0 = login;
1479 }
1480
1481 execlp (shell, argv0, (char *)0);
1482 /* no error message: STDERR is closed! */
1483 }
1484
1485 return -1;
1486 }
1487
1488 /*----------------------- end-of-file (C source) -----------------------*/