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) 1998-2001 Geoff Wing <gcw@pobox.com> |
11 |
* - extensive modifications |
12 |
* Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com> |
13 |
* - QNX support |
14 |
* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
15 |
* |
16 |
* This program is free software; you can redistribute it and/or modify |
17 |
* it under the terms of the GNU General Public License as published by |
18 |
* the Free Software Foundation; either version 2 of the License, or |
19 |
* (at your option) any later version. |
20 |
* |
21 |
* This program is distributed in the hope that it will be useful, |
22 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
23 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
24 |
* GNU General Public License for more details. |
25 |
* |
26 |
* You should have received a copy of the GNU General Public License |
27 |
* along with this program; if not, write to the Free Software |
28 |
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
29 |
*---------------------------------------------------------------------*/ |
30 |
/* |
31 |
* Initialisation routines. |
32 |
*/ |
33 |
|
34 |
#include "../config.h" /* NECESSARY */ |
35 |
#include "rxvt.h" /* NECESSARY */ |
36 |
#include "rxvtutil.h" |
37 |
#include "init.h" |
38 |
|
39 |
#include <limits> |
40 |
|
41 |
#include <csignal> |
42 |
|
43 |
const char *const def_colorName[] = |
44 |
{ |
45 |
COLOR_FOREGROUND, |
46 |
COLOR_BACKGROUND, |
47 |
/* low-intensity colors */ |
48 |
"rgb:00/00/00", // 0: black (Black) |
49 |
"rgb:cd/00/00", // 1: red (Red3) |
50 |
"rgb:00/cd/00", // 2: green (Green3) |
51 |
"rgb:cd/cd/00", // 3: yellow (Yellow3) |
52 |
"rgb:00/00/cd", // 4: blue (Blue3) |
53 |
"rgb:cd/00/cd", // 5: magenta (Magenta3) |
54 |
"rgb:00/cd/cd", // 6: cyan (Cyan3) |
55 |
# ifdef XTERM_COLORS |
56 |
"rgb:e5/e5/e5", // 7: white (Grey90) |
57 |
# else |
58 |
"rgb:fa/eb/d7", // 7: white (AntiqueWhite) |
59 |
# endif |
60 |
/* high-intensity colors */ |
61 |
# ifdef XTERM_COLORS |
62 |
"rgb:4d/4d/4d", // 8: bright black (Grey30) |
63 |
# else |
64 |
"rgb:40/40/40", // 8: bright black (Grey25) |
65 |
# endif |
66 |
"rgb:ff/00/00", // 1/9: bright red (Reed) |
67 |
"rgb:00/ff/00", // 2/10: bright green (Green) |
68 |
"rgb:ff/ff/00", // 3/11: bright yellow (Yellow) |
69 |
"rgb:00/00/ff", // 4/12: bright blue (Blue) |
70 |
"rgb:ff/00/ff", // 5/13: bright magenta (Magenta) |
71 |
"rgb:00/ff/ff", // 6/14: bright cyan (Cyan) |
72 |
"rgb:ff/ff/ff", // 7/15: bright white (White) |
73 |
|
74 |
// 88 xterm colours |
75 |
"rgb:00/00/00", |
76 |
"rgb:00/00/8b", |
77 |
"rgb:00/00/cd", |
78 |
"rgb:00/00/ff", |
79 |
"rgb:00/8b/00", |
80 |
"rgb:00/8b/8b", |
81 |
"rgb:00/8b/cd", |
82 |
"rgb:00/8b/ff", |
83 |
"rgb:00/cd/00", |
84 |
"rgb:00/cd/8b", |
85 |
"rgb:00/cd/cd", |
86 |
"rgb:00/cd/ff", |
87 |
"rgb:00/ff/00", |
88 |
"rgb:00/ff/8b", |
89 |
"rgb:00/ff/cd", |
90 |
"rgb:00/ff/ff", |
91 |
"rgb:8b/00/00", |
92 |
"rgb:8b/00/8b", |
93 |
"rgb:8b/00/cd", |
94 |
"rgb:8b/00/ff", |
95 |
"rgb:8b/8b/00", |
96 |
"rgb:8b/8b/8b", |
97 |
"rgb:8b/8b/cd", |
98 |
"rgb:8b/8b/ff", |
99 |
"rgb:8b/cd/00", |
100 |
"rgb:8b/cd/8b", |
101 |
"rgb:8b/cd/cd", |
102 |
"rgb:8b/cd/ff", |
103 |
"rgb:8b/ff/00", |
104 |
"rgb:8b/ff/8b", |
105 |
"rgb:8b/ff/cd", |
106 |
"rgb:8b/ff/ff", |
107 |
"rgb:cd/00/00", |
108 |
"rgb:cd/00/8b", |
109 |
"rgb:cd/00/cd", |
110 |
"rgb:cd/00/ff", |
111 |
"rgb:cd/8b/00", |
112 |
"rgb:cd/8b/8b", |
113 |
"rgb:cd/8b/cd", |
114 |
"rgb:cd/8b/ff", |
115 |
"rgb:cd/cd/00", |
116 |
"rgb:cd/cd/8b", |
117 |
"rgb:cd/cd/cd", |
118 |
"rgb:cd/cd/ff", |
119 |
"rgb:cd/ff/00", |
120 |
"rgb:cd/ff/8b", |
121 |
"rgb:cd/ff/cd", |
122 |
"rgb:cd/ff/ff", |
123 |
"rgb:ff/00/00", |
124 |
"rgb:ff/00/8b", |
125 |
"rgb:ff/00/cd", |
126 |
"rgb:ff/00/ff", |
127 |
"rgb:ff/8b/00", |
128 |
"rgb:ff/8b/8b", |
129 |
"rgb:ff/8b/cd", |
130 |
"rgb:ff/8b/ff", |
131 |
"rgb:ff/cd/00", |
132 |
"rgb:ff/cd/8b", |
133 |
"rgb:ff/cd/cd", |
134 |
"rgb:ff/cd/ff", |
135 |
"rgb:ff/ff/00", |
136 |
"rgb:ff/ff/8b", |
137 |
"rgb:ff/ff/cd", |
138 |
"rgb:ff/ff/ff", |
139 |
"rgb:2e/2e/2e", |
140 |
"rgb:5c/5c/5c", |
141 |
"rgb:73/73/73", |
142 |
"rgb:8b/8b/8b", |
143 |
"rgb:a2/a2/a2", |
144 |
"rgb:b9/b9/b9", |
145 |
"rgb:d0/d0/d0", |
146 |
"rgb:e7/e7/e7", |
147 |
|
148 |
#ifndef NO_CURSORCOLOR |
149 |
COLOR_CURSOR_BACKGROUND, |
150 |
COLOR_CURSOR_FOREGROUND, |
151 |
#endif /* ! NO_CURSORCOLOR */ |
152 |
NULL, /* Color_pointer_fg */ |
153 |
NULL, /* Color_pointer_bg */ |
154 |
NULL, /* Color_border */ |
155 |
#ifndef NO_BOLD_UNDERLINE_REVERSE |
156 |
NULL, /* Color_BD */ |
157 |
NULL, /* Color_IT */ |
158 |
NULL, /* Color_UL */ |
159 |
NULL, /* Color_RV */ |
160 |
#endif /* ! NO_BOLD_UNDERLINE_REVERSE */ |
161 |
#if ENABLE_FRILLS |
162 |
NULL, // Color_underline |
163 |
#endif |
164 |
#ifdef OPTION_HC |
165 |
NULL, |
166 |
#endif |
167 |
#ifdef KEEP_SCROLLCOLOR |
168 |
COLOR_SCROLLBAR, |
169 |
COLOR_SCROLLTROUGH, |
170 |
#endif /* KEEP_SCROLLCOLOR */ |
171 |
#if ENABLE_TRANSPARENCY |
172 |
NULL, |
173 |
#endif |
174 |
#if OFF_FOCUS_FADING |
175 |
"rgb:00/00/00", |
176 |
#endif |
177 |
}; |
178 |
|
179 |
bool |
180 |
rxvt_term::init_vars () |
181 |
{ |
182 |
pix_colors = // |
183 |
pix_colors_focused = new rxvt_color [TOTAL_COLORS]; |
184 |
#ifdef OFF_FOCUS_FADING |
185 |
pix_colors_unfocused = new rxvt_color [TOTAL_COLORS]; |
186 |
#endif |
187 |
|
188 |
|
189 |
MEvent.time = CurrentTime; |
190 |
MEvent.button = AnyButton; |
191 |
want_refresh = 1; |
192 |
priv_modes = SavedModes = PrivMode_Default; |
193 |
ncol = 80; |
194 |
nrow = 24; |
195 |
int_bwidth = INTERNALBORDERWIDTH; |
196 |
ext_bwidth = EXTERNALBORDERWIDTH; |
197 |
lineSpace = LINESPACE; |
198 |
saveLines = SAVELINES; |
199 |
numpix_colors = TOTAL_COLORS; |
200 |
|
201 |
refresh_type = SLOW_REFRESH; |
202 |
|
203 |
oldcursor.row = oldcursor.col = -1; |
204 |
#ifdef HAVE_BG_PIXMAP |
205 |
#ifdef HAVE_AFTERIMAGE |
206 |
bgPixmap.original_asim = NULL; |
207 |
#endif |
208 |
/* bgPixmap.w = bgPixmap.h = 0; */ |
209 |
#ifdef XPM_BACKGROUND |
210 |
bgPixmap.h_scale = bgPixmap.v_scale = 0; |
211 |
bgPixmap.h_align = bgPixmap.v_align = 0; |
212 |
#endif |
213 |
bgPixmap.flags = 0; |
214 |
bgPixmap.pixmap = None; |
215 |
#endif |
216 |
last_bot = last_state = -1; |
217 |
|
218 |
set_option (Opt_scrollBar); |
219 |
set_option (Opt_scrollTtyOutput); |
220 |
set_option (Opt_jumpScroll); |
221 |
set_option (Opt_skipScroll); |
222 |
set_option (Opt_secondaryScreen); |
223 |
set_option (Opt_secondaryScroll); |
224 |
set_option (Opt_pastableTabs); |
225 |
set_option (Opt_intensityStyles); |
226 |
set_option (Opt_iso14755_52); |
227 |
|
228 |
return true; |
229 |
} |
230 |
|
231 |
void |
232 |
rxvt_term::init_secondary () |
233 |
{ |
234 |
int i; |
235 |
|
236 |
/* |
237 |
* Close all unused file descriptors |
238 |
* We don't want them, we don't need them. |
239 |
*/ |
240 |
if ((i = open ("/dev/null", O_RDONLY)) < 0) |
241 |
{ |
242 |
/* TODO: BOO HISS */ |
243 |
dup2 (STDERR_FILENO, STDIN_FILENO); |
244 |
} |
245 |
else if (i > STDIN_FILENO) |
246 |
{ |
247 |
dup2 (i, STDIN_FILENO); |
248 |
close (i); |
249 |
} |
250 |
|
251 |
dup2 (STDERR_FILENO, STDOUT_FILENO); |
252 |
|
253 |
#if 0 // schmorp sayz closing filies is murder |
254 |
for (i = STDERR_FILENO + 1; i < num_fds; i++) |
255 |
{ |
256 |
#ifdef __sgi /* Alex Coventry says we need 4 & 7 too */ |
257 |
if (i == 4 || i == 7) |
258 |
continue; |
259 |
#endif |
260 |
close (i); |
261 |
} |
262 |
#endif |
263 |
} |
264 |
|
265 |
/*----------------------------------------------------------------------*/ |
266 |
const char ** |
267 |
rxvt_term::init_resources (int argc, const char *const *argv) |
268 |
{ |
269 |
int i, r_argc; |
270 |
char *val; |
271 |
const char **cmd_argv, **r_argv; |
272 |
|
273 |
/* |
274 |
* Look for -e option. Find => split and make cmd_argv[] of command args |
275 |
*/ |
276 |
for (r_argc = 0; r_argc < argc; r_argc++) |
277 |
if (!strcmp (argv[r_argc], "-e")) |
278 |
break; |
279 |
|
280 |
r_argv = (const char **)rxvt_malloc (sizeof (char *) * (r_argc + 1)); |
281 |
|
282 |
for (i = 0; i < r_argc; i++) |
283 |
r_argv[i] = (const char *)argv[i]; |
284 |
|
285 |
r_argv[i] = NULL; |
286 |
|
287 |
if (r_argc == argc) |
288 |
cmd_argv = NULL; |
289 |
else |
290 |
{ |
291 |
cmd_argv = (const char **)rxvt_malloc (sizeof (char *) * (argc - r_argc)); |
292 |
|
293 |
for (i = 0; i < argc - r_argc - 1; i++) |
294 |
cmd_argv[i] = (const char *)argv[i + r_argc + 1]; |
295 |
|
296 |
cmd_argv[i] = NULL; |
297 |
} |
298 |
|
299 |
rs[Rs_name] = rxvt_basename (argv[0]); |
300 |
|
301 |
/* |
302 |
* Open display, get options/resources and create the window |
303 |
*/ |
304 |
|
305 |
if ((rs[Rs_display_name] = getenv ("DISPLAY")) == NULL) |
306 |
rs[Rs_display_name] = ":0"; |
307 |
|
308 |
get_options (r_argc, r_argv); |
309 |
|
310 |
if (!(display = displays.get (rs[Rs_display_name]))) |
311 |
rxvt_fatal ("can't open display %s, aborting.\n", rs[Rs_display_name]); |
312 |
|
313 |
// using a local pointer decreases code size a lot |
314 |
xa = display->xa; |
315 |
|
316 |
set (display); |
317 |
extract_resources (); |
318 |
|
319 |
#if XFT |
320 |
if (rs[Rs_depth]) |
321 |
select_visual (strtol (rs[Rs_depth], 0, 0)); |
322 |
#endif |
323 |
|
324 |
#ifdef HAVE_AFTERIMAGE |
325 |
asv = create_asvisual_for_id (dpy, display->screen, depth, XVisualIDFromVisual (visual), cmap, NULL); |
326 |
#endif |
327 |
free (r_argv); |
328 |
|
329 |
for (int i = NUM_RESOURCES; i--; ) |
330 |
if (rs [i] == resval_undef) |
331 |
rs [i] = 0; |
332 |
|
333 |
#if ENABLE_PERL |
334 |
if (!rs[Rs_perl_ext_1]) |
335 |
rs[Rs_perl_ext_1] = "default"; |
336 |
|
337 |
if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1]) |
338 |
|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2]) |
339 |
|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval])) |
340 |
{ |
341 |
rxvt_perl.init (this); |
342 |
HOOK_INVOKE ((this, HOOK_INIT, DT_END)); |
343 |
} |
344 |
#endif |
345 |
|
346 |
/* |
347 |
* set any defaults not already set |
348 |
*/ |
349 |
if (cmd_argv && cmd_argv[0]) |
350 |
{ |
351 |
if (!rs[Rs_title]) |
352 |
rs[Rs_title] = rxvt_basename (cmd_argv[0]); |
353 |
if (!rs[Rs_iconName]) |
354 |
rs[Rs_iconName] = rs[Rs_title]; |
355 |
} |
356 |
else |
357 |
{ |
358 |
if (!rs[Rs_title]) |
359 |
rs[Rs_title] = rs[Rs_name]; |
360 |
if (!rs[Rs_iconName]) |
361 |
rs[Rs_iconName] = rs[Rs_name]; |
362 |
} |
363 |
|
364 |
if (rs[Rs_saveLines] && (i = atoi (rs[Rs_saveLines])) >= 0) |
365 |
saveLines = min (i, MAX_SAVELINES); |
366 |
|
367 |
#if ENABLE_FRILLS |
368 |
if (rs[Rs_int_bwidth] && (i = atoi (rs[Rs_int_bwidth])) >= 0) |
369 |
int_bwidth = min (i, std::numeric_limits<int16_t>::max ()); |
370 |
|
371 |
if (rs[Rs_ext_bwidth] && (i = atoi (rs[Rs_ext_bwidth])) >= 0) |
372 |
ext_bwidth = min (i, std::numeric_limits<int16_t>::max ()); |
373 |
|
374 |
if (rs[Rs_lineSpace] && (i = atoi (rs[Rs_lineSpace])) >= 0) |
375 |
lineSpace = min (i, std::numeric_limits<int16_t>::max ()); |
376 |
#endif |
377 |
|
378 |
#ifdef POINTER_BLANK |
379 |
if (rs[Rs_pointerBlankDelay] && (i = atoi (rs[Rs_pointerBlankDelay])) >= 0) |
380 |
pointerBlankDelay = i; |
381 |
else |
382 |
pointerBlankDelay = 2; |
383 |
#endif |
384 |
|
385 |
/* no point having a scrollbar without having any scrollback! */ |
386 |
if (!saveLines) |
387 |
set_option (Opt_scrollBar, 0); |
388 |
|
389 |
#ifdef PRINTPIPE |
390 |
if (!rs[Rs_print_pipe]) |
391 |
rs[Rs_print_pipe] = PRINTPIPE; |
392 |
#endif |
393 |
|
394 |
if (!rs[Rs_cutchars]) |
395 |
rs[Rs_cutchars] = CUTCHARS; |
396 |
|
397 |
#ifndef NO_BACKSPACE_KEY |
398 |
if (!rs[Rs_backspace_key]) |
399 |
# ifdef DEFAULT_BACKSPACE |
400 |
key_backspace = DEFAULT_BACKSPACE; |
401 |
# else |
402 |
key_backspace = "DEC"; /* can toggle between \010 or \177 */ |
403 |
# endif |
404 |
else |
405 |
{ |
406 |
val = strdup (rs[Rs_backspace_key]); |
407 |
key_backspace = val; |
408 |
} |
409 |
#endif |
410 |
|
411 |
#ifndef NO_DELETE_KEY |
412 |
if (!rs[Rs_delete_key]) |
413 |
# ifdef DEFAULT_DELETE |
414 |
key_delete = DEFAULT_DELETE; |
415 |
# else |
416 |
key_delete = "\033[3~"; |
417 |
# endif |
418 |
else |
419 |
{ |
420 |
val = strdup (rs[Rs_delete_key]); |
421 |
key_delete = val; |
422 |
} |
423 |
#endif |
424 |
|
425 |
#ifdef HAVE_SCROLLBARS |
426 |
setup_scrollbar (rs[Rs_scrollBar_align], rs[Rs_scrollstyle], rs[Rs_scrollBar_thickness]); |
427 |
#endif |
428 |
|
429 |
#ifdef XTERM_REVERSE_VIDEO |
430 |
/* this is how xterm implements reverseVideo */ |
431 |
if (option (Opt_reverseVideo)) |
432 |
{ |
433 |
if (!rs[Rs_color + Color_fg]) |
434 |
rs[Rs_color + Color_fg] = def_colorName[Color_bg]; |
435 |
|
436 |
if (!rs[Rs_color + Color_bg]) |
437 |
rs[Rs_color + Color_bg] = def_colorName[Color_fg]; |
438 |
} |
439 |
#endif |
440 |
|
441 |
for (i = 0; i < NRS_COLORS; i++) |
442 |
if (!rs[Rs_color + i]) |
443 |
rs[Rs_color + i] = def_colorName[i]; |
444 |
|
445 |
#ifndef XTERM_REVERSE_VIDEO |
446 |
/* this is how we implement reverseVideo */ |
447 |
if (option (Opt_reverseVideo)) |
448 |
::swap (rs[Rs_color + Color_fg], rs[Rs_color + Color_bg]); |
449 |
#endif |
450 |
|
451 |
/* convenient aliases for setting fg/bg to colors */ |
452 |
color_aliases (Color_fg); |
453 |
color_aliases (Color_bg); |
454 |
#ifndef NO_CURSORCOLOR |
455 |
color_aliases (Color_cursor); |
456 |
color_aliases (Color_cursor2); |
457 |
#endif /* NO_CURSORCOLOR */ |
458 |
color_aliases (Color_pointer_fg); |
459 |
color_aliases (Color_pointer_bg); |
460 |
color_aliases (Color_border); |
461 |
#ifndef NO_BOLD_UNDERLINE_REVERSE |
462 |
color_aliases (Color_BD); |
463 |
color_aliases (Color_UL); |
464 |
color_aliases (Color_RV); |
465 |
#endif /* ! NO_BOLD_UNDERLINE_REVERSE */ |
466 |
|
467 |
if (!rs[Rs_color + Color_border]) |
468 |
rs[Rs_color + Color_border] = rs[Rs_color + Color_bg]; |
469 |
|
470 |
return cmd_argv; |
471 |
} |
472 |
|
473 |
/*----------------------------------------------------------------------*/ |
474 |
void |
475 |
rxvt_term::init_env () |
476 |
{ |
477 |
int i; |
478 |
char *val; |
479 |
|
480 |
#ifdef DISPLAY_IS_IP |
481 |
/* Fixup display_name for export over pty to any interested terminal |
482 |
* clients via "ESC[7n" (e.g. shells). Note we use the pure IP number |
483 |
* (for the first non-loopback interface) that we get from |
484 |
* rxvt_network_display (). This is more "name-resolution-portable", if you |
485 |
* will, and probably allows for faster x-client startup if your name |
486 |
* server is beyond a slow link or overloaded at client startup. Of |
487 |
* course that only helps the shell's child processes, not us. |
488 |
* |
489 |
* Giving out the display_name also affords a potential security hole |
490 |
*/ |
491 |
val = rxvt_network_display (rs[Rs_display_name]); |
492 |
rs[Rs_display_name] = (const char *)val; |
493 |
|
494 |
if (val == NULL) |
495 |
#endif /* DISPLAY_IS_IP */ |
496 |
val = XDisplayString (dpy); |
497 |
|
498 |
if (rs[Rs_display_name] == NULL) |
499 |
rs[Rs_display_name] = val; /* use broken `:0' value */ |
500 |
|
501 |
i = strlen (val); |
502 |
env_display = (char *)rxvt_malloc (i + 9); |
503 |
|
504 |
sprintf (env_display, "DISPLAY=%s", val); |
505 |
|
506 |
sprintf (env_windowid, "WINDOWID=%lu", (unsigned long)parent[0]); |
507 |
|
508 |
/* add entries to the environment: |
509 |
* @ DISPLAY: in case we started with -display |
510 |
* @ WINDOWID: X window id number of the window |
511 |
* @ COLORTERM: terminal sub-name and also indicates its color |
512 |
* @ TERM: terminal name |
513 |
* @ TERMINFO: path to terminfo directory |
514 |
* @ COLORFGBG: fg;bg color codes |
515 |
*/ |
516 |
putenv (env_display); |
517 |
putenv (env_windowid); |
518 |
|
519 |
if (env_colorfgbg) |
520 |
putenv (env_colorfgbg); |
521 |
|
522 |
#ifdef RXVT_TERMINFO |
523 |
putenv ("TERMINFO=" RXVT_TERMINFO); |
524 |
#endif |
525 |
|
526 |
if (depth <= 2) |
527 |
putenv ("COLORTERM=" COLORTERMENV "-mono"); |
528 |
else |
529 |
putenv ("COLORTERM=" COLORTERMENVFULL); |
530 |
|
531 |
if (rs[Rs_term_name] != NULL) |
532 |
{ |
533 |
env_term = (char *)rxvt_malloc (strlen (rs[Rs_term_name]) + 6); |
534 |
sprintf (env_term, "TERM=%s", rs[Rs_term_name]); |
535 |
putenv (env_term); |
536 |
} |
537 |
else |
538 |
putenv ("TERM=" TERMENV); |
539 |
|
540 |
#ifdef HAVE_UNSETENV |
541 |
/* avoid passing old settings and confusing term size */ |
542 |
unsetenv ("LINES"); |
543 |
unsetenv ("COLUMNS"); |
544 |
unsetenv ("TERMCAP"); /* terminfo should be okay */ |
545 |
#endif /* HAVE_UNSETENV */ |
546 |
} |
547 |
|
548 |
/*----------------------------------------------------------------------*/ |
549 |
/* |
550 |
* This is more or less stolen straight from XFree86 xterm. |
551 |
* This should support all European type languages. |
552 |
*/ |
553 |
void |
554 |
rxvt_term::set_locale (const char *locale) |
555 |
{ |
556 |
set_environ (envv); |
557 |
|
558 |
#if HAVE_XSETLOCALE || HAVE_SETLOCALE |
559 |
free (this->locale); |
560 |
this->locale = setlocale (LC_CTYPE, locale); |
561 |
|
562 |
if (!this->locale) |
563 |
{ |
564 |
if (*locale) |
565 |
{ |
566 |
rxvt_warn ("unable to set locale \"%s\", using C locale instead.\n", locale); |
567 |
setlocale (LC_CTYPE, "C"); |
568 |
} |
569 |
else |
570 |
rxvt_warn ("default locale unavailable, check LC_* and LANG variables. Continuing.\n"); |
571 |
|
572 |
this->locale = "C"; |
573 |
} |
574 |
|
575 |
|
576 |
this->locale = rxvt_strdup (this->locale); |
577 |
SET_LOCALE (this->locale); |
578 |
mbstate.reset (); |
579 |
#endif |
580 |
|
581 |
#if HAVE_NL_LANGINFO |
582 |
char *codeset = strdup (nl_langinfo (CODESET)); |
583 |
// /^UTF.?8/i |
584 |
enc_utf8 = (codeset[0] == 'U' || codeset[0] == 'u') |
585 |
&& (codeset[1] == 'T' || codeset[1] == 't') |
586 |
&& (codeset[2] == 'F' || codeset[2] == 'f') |
587 |
&& (codeset[3] == '8' || codeset[4] == '8'); |
588 |
free (codeset); |
589 |
#else |
590 |
enc_utf8 = 0; |
591 |
#endif |
592 |
} |
593 |
|
594 |
void |
595 |
rxvt_term::init_xlocale () |
596 |
{ |
597 |
set_environ (envv); |
598 |
|
599 |
#ifdef USE_XIM |
600 |
if (!locale) |
601 |
rxvt_warn ("setting locale failed, working without locale support.\n"); |
602 |
else |
603 |
{ |
604 |
set_string_property (xa[XA_WM_LOCALE_NAME], locale); |
605 |
|
606 |
if (!XSupportsLocale ()) |
607 |
{ |
608 |
rxvt_warn ("the locale is not supported by Xlib, working without locale support.\n"); |
609 |
return; |
610 |
} |
611 |
|
612 |
im_ev.start (display); |
613 |
|
614 |
/* see if we can connect already */ |
615 |
im_cb (); |
616 |
} |
617 |
#endif |
618 |
} |
619 |
|
620 |
/*----------------------------------------------------------------------*/ |
621 |
void |
622 |
rxvt_term::init_command (const char *const *argv) |
623 |
{ |
624 |
/* |
625 |
* Initialize the command connection. |
626 |
* This should be called after the X server connection is established. |
627 |
*/ |
628 |
|
629 |
#ifdef META8_OPTION |
630 |
meta_char = option (Opt_meta8) ? 0x80 : C0_ESC; |
631 |
#endif |
632 |
|
633 |
get_ourmods (); |
634 |
|
635 |
if (!option (Opt_scrollTtyOutput)) |
636 |
priv_modes |= PrivMode_TtyOutputInh; |
637 |
if (option (Opt_scrollTtyKeypress)) |
638 |
priv_modes |= PrivMode_Keypress; |
639 |
if (!option (Opt_jumpScroll)) |
640 |
priv_modes |= PrivMode_smoothScroll; |
641 |
|
642 |
#ifndef NO_BACKSPACE_KEY |
643 |
if (strcmp (key_backspace, "DEC") == 0) |
644 |
priv_modes |= PrivMode_HaveBackSpace; |
645 |
#endif |
646 |
|
647 |
/* add value for scrollBar */ |
648 |
if (scrollBar.state) |
649 |
{ |
650 |
priv_modes |= PrivMode_scrollBar; |
651 |
SavedModes |= PrivMode_scrollBar; |
652 |
} |
653 |
|
654 |
run_command (argv); |
655 |
} |
656 |
|
657 |
/*----------------------------------------------------------------------*/ |
658 |
void |
659 |
rxvt_term::Get_Colours () |
660 |
{ |
661 |
int i; |
662 |
|
663 |
#ifdef OFF_FOCUS_FADING |
664 |
pix_colors = pix_colors_focused; |
665 |
#endif |
666 |
|
667 |
for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++) |
668 |
{ |
669 |
const char *name = rs[Rs_color + i]; |
670 |
|
671 |
if (!name) |
672 |
continue; |
673 |
|
674 |
rxvt_color xcol; |
675 |
|
676 |
if (!set_color (xcol, name)) |
677 |
{ |
678 |
#ifndef XTERM_REVERSE_VIDEO |
679 |
if (i < 2 && option (Opt_reverseVideo)) |
680 |
name = def_colorName [1 - i]; |
681 |
else |
682 |
#endif |
683 |
name = def_colorName [i]; |
684 |
|
685 |
if (!name) |
686 |
continue; |
687 |
|
688 |
if (!set_color (xcol, name)) |
689 |
{ |
690 |
switch (i) |
691 |
{ |
692 |
case Color_fg: |
693 |
case Color_bg: |
694 |
rxvt_warn ("unable to get foreground/background colour, continuing.\n"); |
695 |
name = ""; |
696 |
break; |
697 |
#ifndef NO_CURSORCOLOR |
698 |
case Color_cursor2: |
699 |
#endif |
700 |
case Color_pointer_fg: |
701 |
name = rs[Rs_color + Color_fg]; |
702 |
xcol.set (this, name); |
703 |
break; |
704 |
default: |
705 |
name = rs[Rs_color + Color_bg]; |
706 |
xcol.set (this, name); |
707 |
break; |
708 |
} |
709 |
} |
710 |
} |
711 |
|
712 |
pix_colors[i] = xcol; |
713 |
rs[Rs_color + i] = name; |
714 |
} |
715 |
|
716 |
if (depth <= 2) |
717 |
{ |
718 |
if (!rs[Rs_color + Color_pointer_fg]) alias_color (Color_pointer_fg, Color_fg); |
719 |
if (!rs[Rs_color + Color_pointer_bg]) alias_color (Color_pointer_bg, Color_bg); |
720 |
if (!rs[Rs_color + Color_border] ) alias_color (Color_border, Color_fg); |
721 |
} |
722 |
|
723 |
/* |
724 |
* get scrollBar shadow colors |
725 |
* |
726 |
* The calculations of topShadow/bottomShadow values are adapted |
727 |
* from the fvwm window manager. |
728 |
*/ |
729 |
#ifdef KEEP_SCROLLCOLOR |
730 |
if (depth <= 2) |
731 |
{ |
732 |
/* Monochrome */ |
733 |
alias_color (Color_scroll, Color_fg); |
734 |
alias_color (Color_topShadow, Color_bg); |
735 |
alias_color (Color_bottomShadow, Color_bg); |
736 |
} |
737 |
else |
738 |
{ |
739 |
pix_colors [Color_scroll].fade (this, 50, pix_colors [Color_bottomShadow]); |
740 |
|
741 |
rgba cscroll; |
742 |
pix_colors [Color_scroll].get (cscroll); |
743 |
|
744 |
/* topShadowColor */ |
745 |
if (!pix_colors[Color_topShadow].set (this, |
746 |
rgba ( |
747 |
min ((int)rgba::MAX_CC, max (cscroll.r / 5, cscroll.r) * 7 / 5), |
748 |
min ((int)rgba::MAX_CC, max (cscroll.g / 5, cscroll.g) * 7 / 5), |
749 |
min ((int)rgba::MAX_CC, max (cscroll.b / 5, cscroll.b) * 7 / 5), |
750 |
cscroll.a) |
751 |
)) |
752 |
alias_color (Color_topShadow, Color_White); |
753 |
} |
754 |
#endif /* KEEP_SCROLLCOLOR */ |
755 |
|
756 |
#ifdef OFF_FOCUS_FADING |
757 |
for (i = 0; i < (depth <= 2 ? 2 : NRS_COLORS); i++) |
758 |
update_fade_color (i); |
759 |
#endif |
760 |
} |
761 |
|
762 |
/*----------------------------------------------------------------------*/ |
763 |
/* color aliases, fg/bg bright-bold */ |
764 |
void |
765 |
rxvt_term::color_aliases (int idx) |
766 |
{ |
767 |
if (rs[Rs_color + idx] && isdigit (* (rs[Rs_color + idx]))) |
768 |
{ |
769 |
int i = atoi (rs[Rs_color + idx]); |
770 |
|
771 |
if (i >= 8 && i <= 15) |
772 |
{ /* bright colors */ |
773 |
i -= 8; |
774 |
rs[Rs_color + idx] = rs[Rs_color + minBrightCOLOR + i]; |
775 |
return; |
776 |
} |
777 |
|
778 |
if (i >= 0 && i <= 7) /* normal colors */ |
779 |
rs[Rs_color + idx] = rs[Rs_color + minCOLOR + i]; |
780 |
} |
781 |
} |
782 |
|
783 |
/*----------------------------------------------------------------------*/ |
784 |
/* |
785 |
* Probe the modifier keymap to get the Meta (Alt) and Num_Lock settings |
786 |
* Use resource ``modifier'' to override the Meta modifier |
787 |
*/ |
788 |
void |
789 |
rxvt_term::get_ourmods () |
790 |
{ |
791 |
int i, j, k; |
792 |
int requestedmeta, realmeta, realalt; |
793 |
const char *cm, *rsmod; |
794 |
XModifierKeymap *map; |
795 |
KeyCode *kc; |
796 |
const unsigned int modmasks[] = |
797 |
{ |
798 |
Mod1Mask, Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask |
799 |
}; |
800 |
|
801 |
requestedmeta = realmeta = realalt = 0; |
802 |
rsmod = rs[Rs_modifier]; |
803 |
|
804 |
if (rsmod |
805 |
&& strcasecmp (rsmod, "mod1") >= 0 && strcasecmp (rsmod, "mod5") <= 0) |
806 |
requestedmeta = rsmod[3] - '0'; |
807 |
|
808 |
map = XGetModifierMapping (dpy); |
809 |
kc = map->modifiermap; |
810 |
|
811 |
for (i = 1; i < 6; i++) |
812 |
{ |
813 |
k = (i + 2) * map->max_keypermod; /* skip shift/lock/control */ |
814 |
|
815 |
for (j = map->max_keypermod; j--; k++) |
816 |
{ |
817 |
if (kc[k] == 0) |
818 |
break; |
819 |
|
820 |
switch (XKeycodeToKeysym (dpy, kc[k], 0)) |
821 |
{ |
822 |
case XK_Num_Lock: |
823 |
ModNumLockMask = modmasks[i - 1]; |
824 |
continue; |
825 |
|
826 |
case XK_ISO_Level3_Shift: |
827 |
ModLevel3Mask = modmasks[i - 1]; |
828 |
continue; |
829 |
|
830 |
case XK_Meta_L: |
831 |
case XK_Meta_R: |
832 |
cm = "meta"; |
833 |
realmeta = i; |
834 |
break; |
835 |
|
836 |
case XK_Alt_L: |
837 |
case XK_Alt_R: |
838 |
cm = "alt"; |
839 |
realalt = i; |
840 |
break; |
841 |
|
842 |
case XK_Super_L: |
843 |
case XK_Super_R: |
844 |
cm = "super"; |
845 |
break; |
846 |
|
847 |
case XK_Hyper_L: |
848 |
case XK_Hyper_R: |
849 |
cm = "hyper"; |
850 |
break; |
851 |
|
852 |
default: |
853 |
continue; |
854 |
} |
855 |
|
856 |
if (rsmod && strncasecmp (rsmod, cm, strlen (cm)) == 0) |
857 |
requestedmeta = i; |
858 |
} |
859 |
} |
860 |
|
861 |
XFreeModifiermap (map); |
862 |
|
863 |
i = requestedmeta ? requestedmeta |
864 |
: realmeta ? realmeta |
865 |
: realalt ? realalt |
866 |
: 0; |
867 |
|
868 |
if (i) |
869 |
ModMetaMask = modmasks[i - 1]; |
870 |
} |
871 |
|
872 |
/*----------------------------------------------------------------------*/ |
873 |
/* rxvt_Create_Windows () - Open and map the window */ |
874 |
void |
875 |
rxvt_term::create_windows (int argc, const char *const *argv) |
876 |
{ |
877 |
XClassHint classHint; |
878 |
XWMHints wmHint; |
879 |
#if ENABLE_FRILLS |
880 |
MWMHints mwmhints = { }; |
881 |
#endif |
882 |
XGCValues gcvalue; |
883 |
XSetWindowAttributes attributes; |
884 |
Window top, parent; |
885 |
|
886 |
dLocal (Display *, dpy); |
887 |
|
888 |
/* grab colors before netscape does */ |
889 |
Get_Colours (); |
890 |
|
891 |
if (!set_fonts ()) |
892 |
rxvt_fatal ("unable to load base fontset, please specify a valid one using -fn, aborting.\n"); |
893 |
|
894 |
parent = display->root; |
895 |
|
896 |
attributes.override_redirect = !!option (Opt_override_redirect); |
897 |
|
898 |
#if ENABLE_FRILLS |
899 |
if (option (Opt_borderLess)) |
900 |
{ |
901 |
if (XInternAtom (dpy, "_MOTIF_WM_INFO", True) == None) |
902 |
{ |
903 |
// rxvt_warn("Window Manager does not support MWM hints. Bypassing window manager control for borderless window.\n"); |
904 |
attributes.override_redirect = true; |
905 |
} |
906 |
else |
907 |
{ |
908 |
mwmhints.flags = MWM_HINTS_DECORATIONS; |
909 |
} |
910 |
} |
911 |
#endif |
912 |
|
913 |
#if ENABLE_XEMBED |
914 |
if (rs[Rs_embed]) |
915 |
{ |
916 |
XWindowAttributes wattr; |
917 |
|
918 |
parent = strtol (rs[Rs_embed], 0, 0); |
919 |
|
920 |
if (!XGetWindowAttributes (dpy, parent, &wattr)) |
921 |
rxvt_fatal ("invalid window-id specified with -embed, aborting.\n"); |
922 |
|
923 |
window_calc (wattr.width, wattr.height); |
924 |
} |
925 |
#endif |
926 |
|
927 |
window_calc (0, 0); |
928 |
|
929 |
/* sub-window placement & size in rxvt_resize_subwindows () */ |
930 |
attributes.background_pixel = pix_colors_focused [Color_border]; |
931 |
attributes.border_pixel = pix_colors_focused [Color_border]; |
932 |
attributes.colormap = cmap; |
933 |
|
934 |
top = XCreateWindow (dpy, parent, |
935 |
szHint.x, szHint.y, |
936 |
szHint.width, szHint.height, |
937 |
ext_bwidth, |
938 |
depth, InputOutput, visual, |
939 |
CWColormap | CWBackPixel | CWBorderPixel | CWOverrideRedirect, |
940 |
&attributes); |
941 |
|
942 |
this->parent[0] = top; |
943 |
|
944 |
old_width = szHint.width; |
945 |
old_height = szHint.height; |
946 |
|
947 |
process_xterm_seq (XTerm_title, rs[Rs_title], CHAR_ST); |
948 |
process_xterm_seq (XTerm_iconName, rs[Rs_iconName], CHAR_ST); |
949 |
|
950 |
classHint.res_name = (char *)rs[Rs_name]; |
951 |
classHint.res_class = (char *)RESCLASS; |
952 |
|
953 |
wmHint.flags = InputHint | StateHint | WindowGroupHint; |
954 |
wmHint.input = True; |
955 |
wmHint.initial_state = option (Opt_iconic) ? IconicState : NormalState; |
956 |
wmHint.window_group = top; |
957 |
|
958 |
XmbSetWMProperties (dpy, top, NULL, NULL, (char **)argv, argc, |
959 |
&szHint, &wmHint, &classHint); |
960 |
|
961 |
#if ENABLE_FRILLS |
962 |
if (mwmhints.flags) |
963 |
XChangeProperty (dpy, top, xa[XA_MOTIF_WM_HINTS], xa[XA_MOTIF_WM_HINTS], 32, |
964 |
PropModeReplace, (unsigned char *)&mwmhints, PROP_MWM_HINTS_ELEMENTS); |
965 |
#endif |
966 |
|
967 |
Atom protocols[] = { |
968 |
xa[XA_WM_DELETE_WINDOW], |
969 |
#if ENABLE_EWMH |
970 |
xa[XA_NET_WM_PING], |
971 |
#endif |
972 |
}; |
973 |
|
974 |
XSetWMProtocols (dpy, top, protocols, sizeof (protocols) / sizeof (protocols[0])); |
975 |
|
976 |
#if ENABLE_FRILLS |
977 |
if (rs[Rs_transient_for]) |
978 |
XSetTransientForHint (dpy, top, (Window)strtol (rs[Rs_transient_for], 0, 0)); |
979 |
#endif |
980 |
|
981 |
#if ENABLE_EWMH |
982 |
long pid = getpid (); |
983 |
|
984 |
XChangeProperty (dpy, top, |
985 |
xa[XA_NET_WM_PID], XA_CARDINAL, 32, |
986 |
PropModeReplace, (unsigned char *)&pid, 1); |
987 |
|
988 |
// _NET_WM_WINDOW_TYPE is NORMAL, which is the default |
989 |
#endif |
990 |
|
991 |
XSelectInput (dpy, top, |
992 |
KeyPressMask |
993 |
#if (MOUSE_WHEEL && MOUSE_SLIP_WHEELING) || ENABLE_FRILLS || ISO_14755 |
994 |
| KeyReleaseMask |
995 |
#endif |
996 |
| FocusChangeMask | VisibilityChangeMask |
997 |
| ExposureMask | StructureNotifyMask); |
998 |
|
999 |
termwin_ev.start (display, top); |
1000 |
|
1001 |
/* vt cursor: Black-on-White is standard, but this is more popular */ |
1002 |
TermWin_cursor = XCreateFontCursor (dpy, XC_xterm); |
1003 |
|
1004 |
#ifdef HAVE_SCROLLBARS |
1005 |
/* cursor scrollBar: Black-on-White */ |
1006 |
leftptr_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1007 |
#endif |
1008 |
|
1009 |
/* the vt window */ |
1010 |
vt = XCreateSimpleWindow (dpy, top, |
1011 |
window_vt_x, window_vt_y, |
1012 |
width, height, |
1013 |
0, |
1014 |
pix_colors_focused[Color_fg], |
1015 |
pix_colors_focused[Color_bg]); |
1016 |
|
1017 |
attributes.bit_gravity = NorthWestGravity; |
1018 |
XChangeWindowAttributes (dpy, vt, CWBitGravity, &attributes); |
1019 |
|
1020 |
vt_emask = ExposureMask | ButtonPressMask | ButtonReleaseMask | PropertyChangeMask; |
1021 |
|
1022 |
if (option (Opt_pointerBlank)) |
1023 |
vt_emask |= PointerMotionMask; |
1024 |
else |
1025 |
vt_emask |= Button1MotionMask | Button3MotionMask; |
1026 |
|
1027 |
vt_select_input (); |
1028 |
|
1029 |
vt_ev.start (display, vt); |
1030 |
|
1031 |
/* graphics context for the vt window */ |
1032 |
gcvalue.foreground = pix_colors[Color_fg]; |
1033 |
gcvalue.background = pix_colors[Color_bg]; |
1034 |
gcvalue.graphics_exposures = 0; |
1035 |
|
1036 |
gc = XCreateGC (dpy, vt, |
1037 |
GCForeground | GCBackground | GCGraphicsExposures, |
1038 |
&gcvalue); |
1039 |
|
1040 |
drawable = new rxvt_drawable (this, vt); |
1041 |
|
1042 |
#ifdef RXVT_SCROLLBAR |
1043 |
gcvalue.foreground = pix_colors[Color_topShadow]; |
1044 |
topShadowGC = XCreateGC (dpy, vt, GCForeground, &gcvalue); |
1045 |
gcvalue.foreground = pix_colors[Color_bottomShadow]; |
1046 |
botShadowGC = XCreateGC (dpy, vt, GCForeground, &gcvalue); |
1047 |
gcvalue.foreground = pix_colors[ (depth <= 2 ? Color_fg : Color_scroll)]; |
1048 |
scrollbarGC = XCreateGC (dpy, vt, GCForeground, &gcvalue); |
1049 |
#endif |
1050 |
|
1051 |
#ifdef OFF_FOCUS_FADING |
1052 |
// initially we are in unfocused state |
1053 |
if (rs[Rs_fade]) |
1054 |
pix_colors = pix_colors_unfocused; |
1055 |
#endif |
1056 |
|
1057 |
pointer_unblank (); |
1058 |
scr_recolour (); |
1059 |
} |
1060 |
|
1061 |
/* ------------------------------------------------------------------------- * |
1062 |
* GET TTY CURRENT STATE * |
1063 |
* ------------------------------------------------------------------------- */ |
1064 |
void |
1065 |
rxvt_get_ttymode (ttymode_t *tio, int erase) |
1066 |
{ |
1067 |
/* |
1068 |
* standard System V termios interface |
1069 |
*/ |
1070 |
if (GET_TERMIOS (STDIN_FILENO, tio) < 0) |
1071 |
{ |
1072 |
// return error - use system defaults, |
1073 |
// where possible, and zero elsewhere |
1074 |
memset (tio, 0, sizeof (ttymode_t)); |
1075 |
|
1076 |
tio->c_cc[VINTR] = CINTR; |
1077 |
tio->c_cc[VQUIT] = CQUIT; |
1078 |
tio->c_cc[VERASE] = CERASE; |
1079 |
#ifdef VERASE2 |
1080 |
tio->c_cc[VERASE2] = CERASE2; |
1081 |
#endif |
1082 |
tio->c_cc[VKILL] = CKILL; |
1083 |
tio->c_cc[VSTART] = CSTART; |
1084 |
tio->c_cc[VSTOP] = CSTOP; |
1085 |
tio->c_cc[VSUSP] = CSUSP; |
1086 |
# ifdef VDSUSP |
1087 |
tio->c_cc[VDSUSP] = CDSUSP; |
1088 |
# endif |
1089 |
# ifdef VREPRINT |
1090 |
tio->c_cc[VREPRINT] = CRPRNT; |
1091 |
# endif |
1092 |
# ifdef VDISCRD |
1093 |
tio->c_cc[VDISCRD] = CFLUSH; |
1094 |
# endif |
1095 |
# ifdef VWERSE |
1096 |
tio->c_cc[VWERSE] = CWERASE; |
1097 |
# endif |
1098 |
# ifdef VLNEXT |
1099 |
tio->c_cc[VLNEXT] = CLNEXT; |
1100 |
# endif |
1101 |
} |
1102 |
|
1103 |
tio->c_cc[VEOF] = CEOF; |
1104 |
tio->c_cc[VEOL] = VDISABLE; |
1105 |
# ifdef VEOL2 |
1106 |
tio->c_cc[VEOL2] = VDISABLE; |
1107 |
# endif |
1108 |
# ifdef VSWTC |
1109 |
tio->c_cc[VSWTC] = VDISABLE; |
1110 |
# endif |
1111 |
# ifdef VSWTCH |
1112 |
tio->c_cc[VSWTCH] = VDISABLE; |
1113 |
# endif |
1114 |
# if VMIN != VEOF |
1115 |
tio->c_cc[VMIN] = 1; |
1116 |
# endif |
1117 |
# if VTIME != VEOL |
1118 |
tio->c_cc[VTIME] = 0; |
1119 |
# endif |
1120 |
|
1121 |
if (erase != -1) |
1122 |
tio->c_cc[VERASE] = (char)erase; |
1123 |
|
1124 |
/* input modes */ |
1125 |
tio->c_iflag = (BRKINT | IGNPAR | ICRNL |
1126 |
# ifdef IMAXBEL |
1127 |
| IMAXBEL |
1128 |
# endif |
1129 |
| IXON); |
1130 |
|
1131 |
/* output modes */ |
1132 |
tio->c_oflag = (OPOST | ONLCR); |
1133 |
|
1134 |
/* control modes */ |
1135 |
tio->c_cflag = (CS8 | CREAD); |
1136 |
|
1137 |
/* line discipline modes */ |
1138 |
tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO |
1139 |
# if defined (ECHOCTL) && defined (ECHOKE) |
1140 |
| ECHOCTL | ECHOKE |
1141 |
# endif |
1142 |
| ECHOE | ECHOK); |
1143 |
|
1144 |
/* |
1145 |
* Debugging |
1146 |
*/ |
1147 |
#ifdef DEBUG_TTYMODE |
1148 |
#ifdef HAVE_TERMIOS_H |
1149 |
/* c_iflag bits */ |
1150 |
fprintf (stderr, "Input flags\n"); |
1151 |
|
1152 |
/* cpp token stringize doesn't work on all machines <sigh> */ |
1153 |
# define FOO(flag,name) \ |
1154 |
if ((tio->c_iflag) & flag) \ |
1155 |
fprintf (stderr, "%s ", name) |
1156 |
|
1157 |
/* c_iflag bits */ |
1158 |
FOO (IGNBRK, "IGNBRK"); |
1159 |
FOO (BRKINT, "BRKINT"); |
1160 |
FOO (IGNPAR, "IGNPAR"); |
1161 |
FOO (PARMRK, "PARMRK"); |
1162 |
FOO (INPCK, "INPCK"); |
1163 |
FOO (ISTRIP, "ISTRIP"); |
1164 |
FOO (INLCR, "INLCR"); |
1165 |
FOO (IGNCR, "IGNCR"); |
1166 |
FOO (ICRNL, "ICRNL"); |
1167 |
FOO (IXON, "IXON"); |
1168 |
FOO (IXOFF, "IXOFF"); |
1169 |
# ifdef IUCLC |
1170 |
FOO (IUCLC, "IUCLC"); |
1171 |
# endif |
1172 |
# ifdef IXANY |
1173 |
FOO (IXANY, "IXANY"); |
1174 |
# endif |
1175 |
# ifdef IMAXBEL |
1176 |
FOO (IMAXBEL, "IMAXBEL"); |
1177 |
# endif |
1178 |
|
1179 |
fprintf (stderr, "\n"); |
1180 |
|
1181 |
# undef FOO |
1182 |
# define FOO(entry, name) \ |
1183 |
fprintf (stderr, "%-8s = %#04o\n", name, tio->c_cc [entry]) |
1184 |
|
1185 |
FOO (VINTR, "VINTR"); |
1186 |
FOO (VQUIT, "VQUIT"); |
1187 |
FOO (VERASE, "VERASE"); |
1188 |
FOO (VKILL, "VKILL"); |
1189 |
FOO (VEOF, "VEOF"); |
1190 |
FOO (VEOL, "VEOL"); |
1191 |
# ifdef VEOL2 |
1192 |
FOO (VEOL2, "VEOL2"); |
1193 |
# endif |
1194 |
# ifdef VSWTC |
1195 |
FOO (VSWTC, "VSWTC"); |
1196 |
# endif |
1197 |
# ifdef VSWTCH |
1198 |
FOO (VSWTCH, "VSWTCH"); |
1199 |
# endif |
1200 |
FOO (VSTART, "VSTART"); |
1201 |
FOO (VSTOP, "VSTOP"); |
1202 |
FOO (VSUSP, "VSUSP"); |
1203 |
# ifdef VDSUSP |
1204 |
FOO (VDSUSP, "VDSUSP"); |
1205 |
# endif |
1206 |
# ifdef VREPRINT |
1207 |
FOO (VREPRINT, "VREPRINT"); |
1208 |
# endif |
1209 |
# ifdef VDISCRD |
1210 |
FOO (VDISCRD, "VDISCRD"); |
1211 |
# endif |
1212 |
# ifdef VWERSE |
1213 |
FOO (VWERSE, "VWERSE"); |
1214 |
# endif |
1215 |
# ifdef VLNEXT |
1216 |
FOO (VLNEXT, "VLNEXT"); |
1217 |
# endif |
1218 |
|
1219 |
fprintf (stderr, "\n"); |
1220 |
# undef FOO |
1221 |
# endif /* HAVE_TERMIOS_H */ |
1222 |
#endif /* DEBUG_TTYMODE */ |
1223 |
} |
1224 |
|
1225 |
/*----------------------------------------------------------------------*/ |
1226 |
/* |
1227 |
* Run the command in a subprocess and return a file descriptor for the |
1228 |
* master end of the pseudo-teletype pair with the command talking to |
1229 |
* the slave. |
1230 |
*/ |
1231 |
void |
1232 |
rxvt_term::run_command (const char *const *argv) |
1233 |
{ |
1234 |
#if ENABLE_FRILLS |
1235 |
if (rs[Rs_pty_fd]) |
1236 |
{ |
1237 |
pty->pty = atoi (rs[Rs_pty_fd]); |
1238 |
|
1239 |
if (pty->pty >= 0) |
1240 |
{ |
1241 |
if (getfd_hook) |
1242 |
pty->pty = (*getfd_hook) (pty->pty); |
1243 |
|
1244 |
if (pty->pty < 0 || fcntl (pty->pty, F_SETFL, O_NONBLOCK)) |
1245 |
rxvt_fatal ("unusable pty-fd filehandle, aborting.\n"); |
1246 |
} |
1247 |
} |
1248 |
else |
1249 |
#endif |
1250 |
if (!pty->get ()) |
1251 |
rxvt_fatal ("can't initialize pseudo-tty, aborting.\n"); |
1252 |
|
1253 |
int er; |
1254 |
|
1255 |
#ifndef NO_BACKSPACE_KEY |
1256 |
if (key_backspace[0] && !key_backspace[1]) |
1257 |
er = key_backspace[0]; |
1258 |
else if (strcmp (key_backspace, "DEC") == 0) |
1259 |
er = '\177'; /* the initial state anyway */ |
1260 |
else |
1261 |
#endif |
1262 |
er = -1; |
1263 |
|
1264 |
rxvt_get_ttymode (&tio, er); |
1265 |
SET_TERMIOS (pty->tty, &tio); /* init terminal attributes */ |
1266 |
pty->set_utf8_mode (enc_utf8); |
1267 |
|
1268 |
/* set initial window size */ |
1269 |
tt_winch (); |
1270 |
|
1271 |
#if ENABLE_FRILLS |
1272 |
if (rs[Rs_pty_fd]) |
1273 |
return; |
1274 |
#endif |
1275 |
|
1276 |
/* spin off the command interpreter */ |
1277 |
switch (cmd_pid = fork ()) |
1278 |
{ |
1279 |
case -1: |
1280 |
{ |
1281 |
cmd_pid = 0; |
1282 |
rxvt_fatal ("can't fork, aborting.\n"); |
1283 |
} |
1284 |
case 0: |
1285 |
init_env (); |
1286 |
|
1287 |
if (!pty->make_controlling_tty ()) |
1288 |
fprintf (stderr, "%s: could not obtain control of tty.", RESNAME); |
1289 |
else |
1290 |
{ |
1291 |
/* Reopen stdin, stdout and stderr over the tty file descriptor */ |
1292 |
dup2 (pty->tty, STDIN_FILENO); |
1293 |
dup2 (pty->tty, STDOUT_FILENO); |
1294 |
dup2 (pty->tty, STDERR_FILENO); |
1295 |
|
1296 |
// close all our file handles that we do no longer need |
1297 |
for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++) |
1298 |
{ |
1299 |
if ((*t)->pty->pty > 2) close ((*t)->pty->pty); |
1300 |
if ((*t)->pty->tty > 2) close ((*t)->pty->tty); |
1301 |
} |
1302 |
|
1303 |
run_child (argv); |
1304 |
fprintf (stderr, "%s: unable to exec child.", RESNAME); |
1305 |
} |
1306 |
|
1307 |
_exit (EXIT_FAILURE); |
1308 |
|
1309 |
default: |
1310 |
if (!option (Opt_utmpInhibit)) |
1311 |
pty->login (cmd_pid, option (Opt_loginShell), rs[Rs_display_name]); |
1312 |
|
1313 |
pty->close_tty (); |
1314 |
|
1315 |
child_ev.start (cmd_pid); |
1316 |
|
1317 |
HOOK_INVOKE ((this, HOOK_CHILD_START, DT_INT, cmd_pid, DT_END)); |
1318 |
break; |
1319 |
} |
1320 |
} |
1321 |
|
1322 |
/* ------------------------------------------------------------------------- * |
1323 |
* CHILD PROCESS OPERATIONS * |
1324 |
* ------------------------------------------------------------------------- */ |
1325 |
/* |
1326 |
* The only open file descriptor is the slave tty - so no error messages. |
1327 |
* returns are fatal |
1328 |
*/ |
1329 |
int |
1330 |
rxvt_term::run_child (const char *const *argv) |
1331 |
{ |
1332 |
char *login; |
1333 |
|
1334 |
if (option (Opt_console)) |
1335 |
{ /* be virtual console, fail silently */ |
1336 |
#ifdef TIOCCONS |
1337 |
unsigned int on = 1; |
1338 |
|
1339 |
ioctl (STDIN_FILENO, TIOCCONS, &on); |
1340 |
#elif defined (SRIOCSREDIR) |
1341 |
int fd; |
1342 |
|
1343 |
fd = open (CONSOLE, O_WRONLY, 0); |
1344 |
if (fd >= 0) |
1345 |
if (ioctl (fd, SRIOCSREDIR, NULL) < 0) |
1346 |
close (fd); |
1347 |
#endif /* SRIOCSREDIR */ |
1348 |
} |
1349 |
|
1350 |
/* reset signals and spin off the command interpreter */ |
1351 |
signal (SIGINT, SIG_DFL); |
1352 |
signal (SIGQUIT, SIG_DFL); |
1353 |
signal (SIGCHLD, SIG_DFL); |
1354 |
signal (SIGHUP, SIG_DFL); |
1355 |
signal (SIGPIPE, SIG_DFL); |
1356 |
/* |
1357 |
* mimick login's behavior by disabling the job control signals |
1358 |
* a shell that wants them can turn them back on |
1359 |
*/ |
1360 |
#ifdef SIGTSTP |
1361 |
signal (SIGTSTP, SIG_IGN); |
1362 |
signal (SIGTTIN, SIG_IGN); |
1363 |
signal (SIGTTOU, SIG_IGN); |
1364 |
#endif /* SIGTSTP */ |
1365 |
|
1366 |
// unblock signals (signals are blocked by iom.C |
1367 |
sigset_t ss; |
1368 |
sigemptyset (&ss); |
1369 |
sigprocmask (SIG_SETMASK, &ss, 0); |
1370 |
|
1371 |
/* command interpreter path */ |
1372 |
if (argv != NULL) |
1373 |
{ |
1374 |
# ifdef DEBUG_CMD |
1375 |
int i; |
1376 |
|
1377 |
for (i = 0; argv[i]; i++) |
1378 |
fprintf (stderr, "argv [%d] = \"%s\"\n", i, argv[i]); |
1379 |
# endif |
1380 |
|
1381 |
execvp (argv[0], (char *const *)argv); |
1382 |
/* no error message: STDERR is closed! */ |
1383 |
} |
1384 |
else |
1385 |
{ |
1386 |
const char *argv0, *shell; |
1387 |
|
1388 |
if ((shell = getenv ("SHELL")) == NULL || *shell == '\0') |
1389 |
shell = "/bin/sh"; |
1390 |
|
1391 |
argv0 = (const char *)rxvt_basename (shell); |
1392 |
|
1393 |
if (option (Opt_loginShell)) |
1394 |
{ |
1395 |
login = (char *)rxvt_malloc (strlen (argv0) + 2); |
1396 |
|
1397 |
login[0] = '-'; |
1398 |
strcpy (&login[1], argv0); |
1399 |
argv0 = login; |
1400 |
} |
1401 |
|
1402 |
execlp (shell, argv0, NULL); |
1403 |
/* no error message: STDERR is closed! */ |
1404 |
} |
1405 |
|
1406 |
return -1; |
1407 |
} |
1408 |
|
1409 |
/*----------------------- end-of-file (C source) -----------------------*/ |