… | |
… | |
11 | * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> |
11 | * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> |
12 | * - extensive modifications |
12 | * - extensive modifications |
13 | * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
13 | * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
14 | * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
14 | * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
15 | * - extensive modifications |
15 | * - extensive modifications |
16 | * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> |
16 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
17 | * |
17 | * |
18 | * This program is free software; you can redistribute it and/or modify |
18 | * This program is free software; you can redistribute it and/or modify |
19 | * it under the terms of the GNU General Public License as published by |
19 | * it under the terms of the GNU General Public License as published by |
20 | * the Free Software Foundation; either version 2 of the License, or |
20 | * the Free Software Foundation; either version 2 of the License, or |
21 | * (at your option) any later version. |
21 | * (at your option) any later version. |
… | |
… | |
30 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
30 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
31 | *---------------------------------------------------------------------*/ |
31 | *---------------------------------------------------------------------*/ |
32 | |
32 | |
33 | #include "../config.h" /* NECESSARY */ |
33 | #include "../config.h" /* NECESSARY */ |
34 | #include "rxvt.h" /* NECESSARY */ |
34 | #include "rxvt.h" /* NECESSARY */ |
|
|
35 | #include "keyboard.h" |
|
|
36 | #include "rxvtperl.h" |
35 | |
37 | |
36 | #include <limits> |
38 | #include <limits> |
37 | |
39 | |
38 | #include <csignal> |
40 | #include <csignal> |
39 | #include <cstring> |
41 | #include <cstring> |
… | |
… | |
44 | |
46 | |
45 | #ifdef HAVE_TERMIOS_H |
47 | #ifdef HAVE_TERMIOS_H |
46 | # include <termios.h> |
48 | # include <termios.h> |
47 | #endif |
49 | #endif |
48 | |
50 | |
49 | #ifdef KEYSYM_RESOURCE |
|
|
50 | # include "keyboard.h" |
|
|
51 | #endif |
|
|
52 | |
|
|
53 | vector<rxvt_term *> rxvt_term::termlist; |
51 | vector<rxvt_term *> rxvt_term::termlist; |
54 | |
52 | |
55 | static char curlocale[128]; |
53 | static char curlocale[128], savelocale[128]; |
56 | |
54 | |
57 | bool |
55 | bool |
58 | rxvt_set_locale (const char *locale) |
56 | rxvt_set_locale (const char *locale) |
59 | { |
57 | { |
60 | if (!locale || !strncmp (locale, curlocale, 128)) |
58 | if (!locale || !strncmp (locale, curlocale, 128)) |
61 | return false; |
59 | return false; |
62 | |
60 | |
63 | strncpy (curlocale, locale, 128); |
61 | strncpy (curlocale, locale, 128); |
64 | setlocale (LC_CTYPE, curlocale); |
62 | setlocale (LC_CTYPE, curlocale); |
65 | return true; |
63 | return true; |
|
|
64 | } |
|
|
65 | |
|
|
66 | void |
|
|
67 | rxvt_push_locale (const char *locale) |
|
|
68 | { |
|
|
69 | strcpy (savelocale, curlocale); |
|
|
70 | rxvt_set_locale (locale); |
|
|
71 | } |
|
|
72 | |
|
|
73 | void |
|
|
74 | rxvt_pop_locale () |
|
|
75 | { |
|
|
76 | rxvt_set_locale (savelocale); |
66 | } |
77 | } |
67 | |
78 | |
68 | #if ENABLE_COMBINING |
79 | #if ENABLE_COMBINING |
69 | class rxvt_composite_vec rxvt_composite; |
80 | class rxvt_composite_vec rxvt_composite; |
70 | |
81 | |
… | |
… | |
135 | rootwin_ev (this, &rxvt_term::rootwin_cb), |
146 | rootwin_ev (this, &rxvt_term::rootwin_cb), |
136 | #endif |
147 | #endif |
137 | #ifdef HAVE_SCROLLBARS |
148 | #ifdef HAVE_SCROLLBARS |
138 | scrollbar_ev (this, &rxvt_term::x_cb), |
149 | scrollbar_ev (this, &rxvt_term::x_cb), |
139 | #endif |
150 | #endif |
140 | #ifdef MENUBAR |
|
|
141 | menubar_ev (this, &rxvt_term::x_cb), |
|
|
142 | #endif |
|
|
143 | #ifdef CURSOR_BLINK |
151 | #ifdef CURSOR_BLINK |
144 | cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), |
152 | cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), |
145 | #endif |
153 | #endif |
146 | #ifdef TEXT_BLINK |
154 | #ifdef TEXT_BLINK |
147 | text_blink_ev (this, &rxvt_term::text_blink_cb), |
155 | text_blink_ev (this, &rxvt_term::text_blink_cb), |
… | |
… | |
161 | #ifdef USE_XIM |
169 | #ifdef USE_XIM |
162 | im_ev (this, &rxvt_term::im_cb), |
170 | im_ev (this, &rxvt_term::im_cb), |
163 | #endif |
171 | #endif |
164 | termwin_ev (this, &rxvt_term::x_cb), |
172 | termwin_ev (this, &rxvt_term::x_cb), |
165 | vt_ev (this, &rxvt_term::x_cb), |
173 | vt_ev (this, &rxvt_term::x_cb), |
|
|
174 | child_ev (this, &rxvt_term::child_cb), |
166 | check_ev (this, &rxvt_term::check_cb), |
175 | check_ev (this, &rxvt_term::check_cb), |
167 | flush_ev (this, &rxvt_term::flush_cb), |
176 | flush_ev (this, &rxvt_term::flush_cb), |
168 | destroy_ev (this, &rxvt_term::destroy_cb), |
177 | destroy_ev (this, &rxvt_term::destroy_cb), |
169 | pty_ev (this, &rxvt_term::pty_cb), |
178 | pty_ev (this, &rxvt_term::pty_cb), |
170 | incr_ev (this, &rxvt_term::incr_cb) |
179 | incr_ev (this, &rxvt_term::incr_cb) |
… | |
… | |
186 | void rxvt_term::emergency_cleanup () |
195 | void rxvt_term::emergency_cleanup () |
187 | { |
196 | { |
188 | if (cmd_pid) |
197 | if (cmd_pid) |
189 | kill (-cmd_pid, SIGHUP); |
198 | kill (-cmd_pid, SIGHUP); |
190 | |
199 | |
191 | #ifdef UTMP_SUPPORT |
200 | delete pty; pty = 0; |
192 | privileged_utmp (RESTORE); |
|
|
193 | #endif |
|
|
194 | |
|
|
195 | pty.put (); |
|
|
196 | } |
201 | } |
197 | |
202 | |
198 | rxvt_term::~rxvt_term () |
203 | rxvt_term::~rxvt_term () |
199 | { |
204 | { |
|
|
205 | HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)); |
|
|
206 | |
200 | termlist.erase (find (termlist.begin (), termlist.end(), this)); |
207 | termlist.erase (find (termlist.begin (), termlist.end(), this)); |
201 | |
208 | |
202 | emergency_cleanup (); |
209 | emergency_cleanup (); |
203 | |
210 | |
204 | #if ENABLE_STYLES |
211 | #if ENABLE_STYLES |
… | |
… | |
214 | |
221 | |
215 | selection_clear (); |
222 | selection_clear (); |
216 | |
223 | |
217 | #ifdef USE_XIM |
224 | #ifdef USE_XIM |
218 | im_destroy (); |
225 | im_destroy (); |
219 | #endif |
|
|
220 | #ifdef MENUBAR |
|
|
221 | if (menubarGC) XFreeGC (disp, menubarGC); |
|
|
222 | #endif |
226 | #endif |
223 | #ifdef XTERM_SCROLLBAR |
227 | #ifdef XTERM_SCROLLBAR |
224 | if (xscrollbarGC) XFreeGC (disp, xscrollbarGC); |
228 | if (xscrollbarGC) XFreeGC (disp, xscrollbarGC); |
225 | if (ShadowGC) XFreeGC (disp, ShadowGC); |
229 | if (ShadowGC) XFreeGC (disp, ShadowGC); |
226 | #endif |
230 | #endif |
… | |
… | |
237 | if (upArrow) XFreePixmap (disp, upArrow); |
241 | if (upArrow) XFreePixmap (disp, upArrow); |
238 | if (downArrow) XFreePixmap (disp, downArrow); |
242 | if (downArrow) XFreePixmap (disp, downArrow); |
239 | if (upArrowHi) XFreePixmap (disp, upArrowHi); |
243 | if (upArrowHi) XFreePixmap (disp, upArrowHi); |
240 | if (downArrowHi) XFreePixmap (disp, downArrowHi); |
244 | if (downArrowHi) XFreePixmap (disp, downArrowHi); |
241 | #endif |
245 | #endif |
242 | #if defined(MENUBAR) || defined(RXVT_SCROLLBAR) |
246 | #ifdef RXVT_SCROLLBAR |
243 | if (topShadowGC) XFreeGC (disp, topShadowGC); |
247 | if (topShadowGC) XFreeGC (disp, topShadowGC); |
244 | if (botShadowGC) XFreeGC (disp, botShadowGC); |
248 | if (botShadowGC) XFreeGC (disp, botShadowGC); |
245 | if (scrollbarGC) XFreeGC (disp, scrollbarGC); |
249 | if (scrollbarGC) XFreeGC (disp, scrollbarGC); |
246 | #endif |
250 | #endif |
247 | if (gc) XFreeGC (disp, gc); |
251 | if (gc) XFreeGC (disp, gc); |
248 | |
252 | |
249 | #if defined(MENUBAR) && (MENUBAR_MAX > 1) |
|
|
250 | delete menuBar.drawable; |
|
|
251 | //if (menuBar.win) |
|
|
252 | // XDestroyWindow (disp, menuBar.win); |
|
|
253 | #endif |
|
|
254 | delete drawable; |
253 | delete drawable; |
255 | // destroy all windows |
254 | // destroy all windows |
256 | if (parent[0]) |
255 | if (parent[0]) |
257 | XDestroyWindow (disp, parent[0]); |
256 | XDestroyWindow (disp, parent[0]); |
258 | } |
257 | } |
259 | |
258 | |
260 | // TODO: free pixcolours, colours should become part of rxvt_display |
259 | // TODO: free pixcolours, colours should become part of rxvt_display |
261 | |
|
|
262 | delete pix_colors_focused; |
260 | delete pix_colors_focused; |
263 | #if OFF_FOCUS_FADING |
261 | #if OFF_FOCUS_FADING |
264 | delete pix_colors_unfocused; |
262 | delete pix_colors_unfocused; |
265 | #endif |
263 | #endif |
266 | |
264 | |
… | |
… | |
288 | #ifdef KEYSYM_RESOURCE |
286 | #ifdef KEYSYM_RESOURCE |
289 | delete keyboard; |
287 | delete keyboard; |
290 | #endif |
288 | #endif |
291 | } |
289 | } |
292 | |
290 | |
|
|
291 | // child has exited, usually destroys |
|
|
292 | void |
|
|
293 | rxvt_term::child_cb (child_watcher &w, int status) |
|
|
294 | { |
|
|
295 | HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END)); |
|
|
296 | |
|
|
297 | cmd_pid = 0; |
|
|
298 | |
|
|
299 | if (!OPTION (Opt_hold)) |
|
|
300 | destroy (); |
|
|
301 | } |
|
|
302 | |
293 | void |
303 | void |
294 | rxvt_term::destroy () |
304 | rxvt_term::destroy () |
295 | { |
305 | { |
296 | if (destroy_ev.active) |
306 | if (destroy_ev.active) |
297 | return; |
307 | return; |
… | |
… | |
305 | #if USE_XIM |
315 | #if USE_XIM |
306 | im_ev.stop (display); |
316 | im_ev.stop (display); |
307 | #endif |
317 | #endif |
308 | #if HAVE_SCROLLBARS |
318 | #if HAVE_SCROLLBARS |
309 | scrollbar_ev.stop (display); |
319 | scrollbar_ev.stop (display); |
310 | #endif |
|
|
311 | #if MENUBAR |
|
|
312 | menubar_ev.stop (display); |
|
|
313 | #endif |
320 | #endif |
314 | #if TRANSPARENT |
321 | #if TRANSPARENT |
315 | rootwin_ev.stop (display); |
322 | rootwin_ev.stop (display); |
316 | #endif |
323 | #endif |
317 | incr_ev.stop (); |
324 | incr_ev.stop (); |
… | |
… | |
341 | } |
348 | } |
342 | |
349 | |
343 | void |
350 | void |
344 | rxvt_term::destroy_cb (time_watcher &w) |
351 | rxvt_term::destroy_cb (time_watcher &w) |
345 | { |
352 | { |
346 | SET_R (this); |
353 | make_current (); |
347 | |
354 | |
348 | delete this; |
355 | delete this; |
349 | } |
356 | } |
350 | |
357 | |
351 | /*----------------------------------------------------------------------*/ |
358 | /*----------------------------------------------------------------------*/ |
… | |
… | |
442 | /*----------------------------------------------------------------------*/ |
449 | /*----------------------------------------------------------------------*/ |
443 | bool |
450 | bool |
444 | rxvt_term::init (int argc, const char *const *argv) |
451 | rxvt_term::init (int argc, const char *const *argv) |
445 | { |
452 | { |
446 | SET_R (this); |
453 | SET_R (this); |
447 | |
|
|
448 | set_locale (""); |
454 | set_locale (""); |
|
|
455 | set_environ (envv); // few things in X do not call setlocale :( |
449 | |
456 | |
450 | if (!init_vars ()) |
457 | if (!init_vars ()) |
451 | return false; |
458 | return false; |
452 | |
459 | |
453 | init_secondary (); |
460 | init_secondary (); |
… | |
… | |
456 | |
463 | |
457 | #ifdef KEYSYM_RESOURCE |
464 | #ifdef KEYSYM_RESOURCE |
458 | keyboard->register_done (); |
465 | keyboard->register_done (); |
459 | #endif |
466 | #endif |
460 | |
467 | |
461 | #if MENUBAR_MAX |
468 | #if ENABLE_PERL |
462 | menubar_read (rs[Rs_menu]); |
469 | if (!rs[Rs_perl_ext_1]) |
|
|
470 | rs[Rs_perl_ext_1] = "default"; |
|
|
471 | |
|
|
472 | if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1]) |
|
|
473 | || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2]) |
|
|
474 | || (rs[Rs_perl_eval] && *rs[Rs_perl_eval])) |
|
|
475 | { |
|
|
476 | rxvt_perl.init (this); |
|
|
477 | HOOK_INVOKE ((this, HOOK_INIT, DT_END)); |
|
|
478 | } |
463 | #endif |
479 | #endif |
|
|
480 | |
464 | #ifdef HAVE_SCROLLBARS |
481 | #ifdef HAVE_SCROLLBARS |
465 | if (options & Opt_scrollBar) |
482 | if (OPTION (Opt_scrollBar)) |
466 | scrollBar.setIdle (); /* set existence for size calculations */ |
483 | scrollBar.setIdle (); /* set existence for size calculations */ |
467 | #endif |
484 | #endif |
468 | |
485 | |
|
|
486 | pty = rxvt_new_ptytty (); |
|
|
487 | |
469 | create_windows (argc, argv); |
488 | create_windows (argc, argv); |
470 | |
489 | |
471 | dDisp; |
490 | dDisp; |
472 | |
491 | |
473 | init_xlocale (); |
492 | init_xlocale (); |
474 | |
493 | |
475 | scr_reset (); /* initialize screen */ |
494 | scr_reset (); // initialize screen |
476 | |
495 | |
477 | #if 0 |
496 | #if 0 |
478 | XSynchronize (disp, True); |
497 | XSynchronize (disp, True); |
479 | #endif |
498 | #endif |
480 | |
499 | |
481 | #ifdef HAVE_SCROLLBARS |
500 | #ifdef HAVE_SCROLLBARS |
482 | if (options & Opt_scrollBar) |
501 | if (OPTION (Opt_scrollBar)) |
483 | resize_scrollbar (); /* create and map scrollbar */ |
502 | resize_scrollbar (); /* create and map scrollbar */ |
484 | #endif |
503 | #endif |
485 | #if (MENUBAR_MAX) |
|
|
486 | if (menubar_visible ()) |
|
|
487 | XMapWindow (disp, menuBar.win); |
|
|
488 | #endif |
|
|
489 | #ifdef TRANSPARENT |
504 | #ifdef TRANSPARENT |
490 | if (options & Opt_transparent) |
505 | if (OPTION (Opt_transparent)) |
491 | { |
506 | { |
492 | XSelectInput (disp, display->root, PropertyChangeMask); |
507 | XSelectInput (disp, display->root, PropertyChangeMask); |
493 | check_our_parents (); |
508 | check_our_parents (); |
494 | rootwin_ev.start (display, display->root); |
509 | rootwin_ev.start (display, display->root); |
495 | } |
510 | } |
… | |
… | |
502 | |
517 | |
503 | init_command (cmd_argv); |
518 | init_command (cmd_argv); |
504 | |
519 | |
505 | free (cmd_argv); |
520 | free (cmd_argv); |
506 | |
521 | |
|
|
522 | if (pty->pty >= 0) |
507 | pty_ev.start (pty.pty, EVENT_READ); |
523 | pty_ev.start (pty->pty, EVENT_READ); |
508 | |
524 | |
509 | check_ev.start (); |
525 | check_ev.start (); |
510 | |
526 | |
|
|
527 | HOOK_INVOKE ((this, HOOK_START, DT_END)); |
|
|
528 | |
511 | return true; |
529 | return true; |
512 | } |
530 | } |
513 | |
531 | |
514 | static struct sig_handlers |
532 | static struct sig_handlers |
515 | { |
533 | { |
516 | sig_watcher sw_chld, sw_term, sw_int; |
534 | sig_watcher sw_term, sw_int; |
517 | |
535 | |
518 | void sig_chld (sig_watcher &w) |
|
|
519 | { |
|
|
520 | // we are being called for every SIGCHLD, find the corresponding term |
|
|
521 | int pid; |
|
|
522 | |
|
|
523 | while ((pid = waitpid (-1, NULL, WNOHANG)) > 0) |
|
|
524 | for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++) |
|
|
525 | if (pid == (*t)->cmd_pid) |
|
|
526 | { |
|
|
527 | (*t)->destroy (); |
|
|
528 | break; |
|
|
529 | } |
|
|
530 | } |
|
|
531 | |
|
|
532 | /* |
536 | /* |
533 | * Catch a fatal signal and tidy up before quitting |
537 | * Catch a fatal signal and tidy up before quitting |
534 | */ |
538 | */ |
535 | void |
539 | void |
536 | sig_term (sig_watcher &w) |
540 | sig_term (sig_watcher &w) |
… | |
… | |
542 | signal (w.signum, SIG_DFL); |
546 | signal (w.signum, SIG_DFL); |
543 | kill (getpid (), w.signum); |
547 | kill (getpid (), w.signum); |
544 | } |
548 | } |
545 | |
549 | |
546 | sig_handlers () |
550 | sig_handlers () |
547 | : sw_chld (this, &sig_handlers::sig_chld), |
|
|
548 | sw_term (this, &sig_handlers::sig_term), |
551 | : sw_term (this, &sig_handlers::sig_term), |
549 | sw_int (this, &sig_handlers::sig_term) |
552 | sw_int (this, &sig_handlers::sig_term) |
550 | { |
553 | { |
551 | } |
554 | } |
552 | } sig_handlers; |
555 | } sig_handlers; |
553 | |
556 | |
|
|
557 | char **rxvt_environ; // startup environment |
|
|
558 | |
554 | void |
559 | void |
555 | rxvt_init () |
560 | rxvt_init () |
556 | { |
561 | { |
557 | /* |
562 | uid_t uid = getuid (); |
558 | * Save and then give up any super-user privileges |
563 | gid_t gid = getgid (); |
559 | * If we need privileges in any area then we must specifically request it. |
564 | |
560 | * We should only need to be root in these cases: |
565 | // before doing anything else, check for setuid/setgid operation, |
561 | * 1. write utmp entries on some systems |
566 | // start the helper process and drop privileges |
562 | * 2. chown tty on some systems |
567 | if (uid != geteuid () |
563 | */ |
568 | || gid != getegid ()) |
564 | rxvt_privileges (SAVE); |
569 | { |
565 | rxvt_privileges (IGNORE); |
570 | #if PTYTTY_HELPER |
|
|
571 | rxvt_ptytty_server (); |
|
|
572 | #else |
|
|
573 | rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n"); |
|
|
574 | #endif |
|
|
575 | |
|
|
576 | // drop privileges |
|
|
577 | #if HAVE_SETRESUID |
|
|
578 | setresgid (gid, gid, gid); |
|
|
579 | setresuid (uid, uid, uid); |
|
|
580 | #elif HAVE_SETREUID |
|
|
581 | setregid (gid, gid); |
|
|
582 | setreuid (uid, uid); |
|
|
583 | #elif HAVE_SETUID |
|
|
584 | setgid (gid); |
|
|
585 | setuid (uid); |
|
|
586 | #endif |
|
|
587 | |
|
|
588 | if (uid != geteuid () |
|
|
589 | || gid != getegid ()) |
|
|
590 | rxvt_fatal ("unable to drop privileges, aborting.\n"); |
|
|
591 | } |
|
|
592 | |
|
|
593 | rxvt_environ = environ; |
566 | |
594 | |
567 | signal (SIGHUP, SIG_IGN); |
595 | signal (SIGHUP, SIG_IGN); |
568 | signal (SIGPIPE, SIG_IGN); |
596 | signal (SIGPIPE, SIG_IGN); |
569 | |
597 | |
570 | sig_handlers.sw_chld.start (SIGCHLD); |
|
|
571 | sig_handlers.sw_term.start (SIGTERM); |
598 | sig_handlers.sw_term.start (SIGTERM); |
572 | sig_handlers.sw_int.start (SIGINT); |
599 | sig_handlers.sw_int.start (SIGINT); |
573 | |
600 | |
574 | /* need to trap SIGURG for SVR4 (Unixware) rlogin */ |
601 | /* need to trap SIGURG for SVR4 (Unixware) rlogin */ |
575 | /* signal (SIGURG, SIG_DFL); */ |
602 | /* signal (SIGURG, SIG_DFL); */ |
576 | |
603 | |
577 | old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); |
604 | old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); |
578 | // TODO: handle this with exceptions and tolerate the memory loss |
605 | // TODO: handle this with exceptions and tolerate the memory loss |
579 | XSetIOErrorHandler (rxvt_xioerror_handler); |
606 | XSetIOErrorHandler (rxvt_xioerror_handler); |
|
|
607 | |
|
|
608 | XrmInitialize (); |
580 | } |
609 | } |
581 | |
610 | |
582 | /* ------------------------------------------------------------------------- * |
611 | /* ------------------------------------------------------------------------- * |
583 | * MEMORY ALLOCATION WRAPPERS * |
612 | * MEMORY ALLOCATION WRAPPERS * |
584 | * ------------------------------------------------------------------------- */ |
613 | * ------------------------------------------------------------------------- */ |
… | |
… | |
613 | rxvt_fatal ("memory allocation failure. aborting.\n"); |
642 | rxvt_fatal ("memory allocation failure. aborting.\n"); |
614 | |
643 | |
615 | return p; |
644 | return p; |
616 | } |
645 | } |
617 | |
646 | |
618 | /* ------------------------------------------------------------------------- * |
|
|
619 | * PRIVILEGED OPERATIONS * |
|
|
620 | * ------------------------------------------------------------------------- */ |
|
|
621 | /* take care of suid/sgid super-user (root) privileges */ |
|
|
622 | void |
|
|
623 | rxvt_privileges (rxvt_privaction action) |
|
|
624 | { |
|
|
625 | #if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__) |
|
|
626 | static uid_t euid; |
|
|
627 | static gid_t egid; |
|
|
628 | #endif |
|
|
629 | |
|
|
630 | #if ! defined(__CYGWIN32__) |
|
|
631 | # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) |
|
|
632 | /* setreuid () is the poor man's setuid (), seteuid () */ |
|
|
633 | # define seteuid(a) setreuid(-1, (a)) |
|
|
634 | # define setegid(a) setregid(-1, (a)) |
|
|
635 | # define HAVE_SETEUID |
|
|
636 | # endif |
|
|
637 | # ifdef HAVE_SETEUID |
|
|
638 | switch (action) |
|
|
639 | { |
|
|
640 | case IGNORE: |
|
|
641 | /* |
|
|
642 | * change effective uid/gid - not real uid/gid - so we can switch |
|
|
643 | * back to root later, as required |
|
|
644 | */ |
|
|
645 | seteuid (getuid ()); |
|
|
646 | setegid (getgid ()); |
|
|
647 | break; |
|
|
648 | case SAVE: |
|
|
649 | euid = geteuid (); |
|
|
650 | egid = getegid (); |
|
|
651 | break; |
|
|
652 | case RESTORE: |
|
|
653 | seteuid (euid); |
|
|
654 | setegid (egid); |
|
|
655 | break; |
|
|
656 | } |
|
|
657 | # else |
|
|
658 | switch (action) |
|
|
659 | { |
|
|
660 | case IGNORE: |
|
|
661 | setuid (getuid ()); |
|
|
662 | setgid (getgid ()); |
|
|
663 | /* FALLTHROUGH */ |
|
|
664 | case SAVE: |
|
|
665 | /* FALLTHROUGH */ |
|
|
666 | case RESTORE: |
|
|
667 | break; |
|
|
668 | } |
|
|
669 | # endif |
|
|
670 | #endif |
|
|
671 | } |
|
|
672 | |
|
|
673 | #ifdef UTMP_SUPPORT |
|
|
674 | void |
|
|
675 | rxvt_term::privileged_utmp (rxvt_privaction action) |
|
|
676 | { |
|
|
677 | if ((options & Opt_utmpInhibit) |
|
|
678 | || !pty.name || !*pty.name) |
|
|
679 | return; |
|
|
680 | |
|
|
681 | rxvt_privileges (RESTORE); |
|
|
682 | |
|
|
683 | if (action == SAVE) |
|
|
684 | makeutent (pty.name, rs[Rs_display_name]); |
|
|
685 | else |
|
|
686 | cleanutent (); |
|
|
687 | |
|
|
688 | rxvt_privileges (IGNORE); |
|
|
689 | } |
|
|
690 | #endif |
|
|
691 | |
|
|
692 | /*----------------------------------------------------------------------*/ |
647 | /*----------------------------------------------------------------------*/ |
693 | /* |
648 | /* |
694 | * window size/position calculcations for XSizeHint and other storage. |
649 | * window size/position calculcations for XSizeHint and other storage. |
695 | * if width/height are non-zero then override calculated width/height |
650 | * if width/height are non-zero then override calculated width/height |
696 | */ |
651 | */ |
697 | void |
652 | void |
698 | rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight) |
653 | rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight) |
699 | { |
654 | { |
700 | short recalc_x, recalc_y; |
655 | short recalc_x, recalc_y; |
701 | int x, y, sb_w, mb_h, flags; |
656 | int x, y, sb_w, flags; |
702 | unsigned int w, h; |
657 | unsigned int w, h; |
703 | unsigned int max_width, max_height; |
658 | unsigned int max_width, max_height; |
704 | dDisp; |
659 | dDisp; |
705 | |
660 | |
706 | D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
661 | D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
… | |
… | |
767 | max_width = MAX_COLS * fwidth; |
722 | max_width = MAX_COLS * fwidth; |
768 | max_height = MAX_ROWS * fheight; |
723 | max_height = MAX_ROWS * fheight; |
769 | |
724 | |
770 | szHint.base_width = szHint.base_height = 2 * int_bwidth; |
725 | szHint.base_width = szHint.base_height = 2 * int_bwidth; |
771 | |
726 | |
772 | sb_w = mb_h = 0; |
727 | sb_w = 0; |
773 | window_vt_x = window_vt_y = int_bwidth; |
728 | window_vt_x = window_vt_y = int_bwidth; |
774 | |
729 | |
775 | if (scrollbar_visible ()) |
730 | if (scrollBar.state) |
776 | { |
731 | { |
777 | sb_w = scrollbar_TotalWidth (); |
732 | sb_w = scrollbar_TotalWidth (); |
778 | szHint.base_width += sb_w; |
733 | szHint.base_width += sb_w; |
779 | if (!(options & Opt_scrollBar_right)) |
734 | if (!OPTION (Opt_scrollBar_right)) |
780 | window_vt_x += sb_w; |
735 | window_vt_x += sb_w; |
781 | } |
|
|
782 | |
|
|
783 | if (menubar_visible ()) |
|
|
784 | { |
|
|
785 | mb_h = menuBar_TotalHeight (); |
|
|
786 | szHint.base_height += mb_h; |
|
|
787 | window_vt_y += mb_h; |
|
|
788 | } |
736 | } |
789 | |
737 | |
790 | szHint.width_inc = fwidth; |
738 | szHint.width_inc = fwidth; |
791 | szHint.height_inc = fheight; |
739 | szHint.height_inc = fheight; |
792 | szHint.min_width = szHint.base_width + szHint.width_inc; |
740 | szHint.min_width = szHint.base_width + szHint.width_inc; |
… | |
… | |
812 | { |
760 | { |
813 | min_it (height, max_height); |
761 | min_it (height, max_height); |
814 | szHint.height = szHint.base_height + height; |
762 | szHint.height = szHint.base_height + height; |
815 | } |
763 | } |
816 | |
764 | |
817 | if (scrollbar_visible () && (options & Opt_scrollBar_right)) |
765 | if (scrollBar.state && OPTION (Opt_scrollBar_right)) |
818 | window_sb_x = szHint.width - sb_w; |
766 | window_sb_x = szHint.width - sb_w; |
819 | |
767 | |
820 | if (recalc_x) |
768 | if (recalc_x) |
821 | szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth; |
769 | szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth; |
822 | if (recalc_y) |
770 | if (recalc_y) |
… | |
… | |
836 | * Called after a window size change. |
784 | * Called after a window size change. |
837 | */ |
785 | */ |
838 | void |
786 | void |
839 | rxvt_term::tt_winch () |
787 | rxvt_term::tt_winch () |
840 | { |
788 | { |
841 | if (pty.pty < 0) |
789 | if (pty->pty < 0) |
842 | return; |
790 | return; |
843 | |
791 | |
844 | struct winsize ws; |
792 | struct winsize ws; |
845 | |
793 | |
846 | ws.ws_col = ncol; |
794 | ws.ws_col = ncol; |
847 | ws.ws_row = nrow; |
795 | ws.ws_row = nrow; |
848 | ws.ws_xpixel = width; |
796 | ws.ws_xpixel = width; |
849 | ws.ws_ypixel = height; |
797 | ws.ws_ypixel = height; |
850 | (void)ioctl (pty.pty, TIOCSWINSZ, &ws); |
798 | (void)ioctl (pty->pty, TIOCSWINSZ, &ws); |
851 | |
799 | |
852 | #if 0 |
800 | #if 0 |
853 | // TIOCSWINSZ⎈ is supposed to do this automatically and correctly |
801 | // TIOCSWINSZ⎈ is supposed to do this automatically and correctly |
854 | if (cmd_pid) /* force through to the command */ |
802 | if (cmd_pid) /* force through to the command */ |
855 | kill (-cmd_pid, SIGWINCH); |
803 | kill (-cmd_pid, SIGWINCH); |
… | |
… | |
891 | prop.height += lineSpace; |
839 | prop.height += lineSpace; |
892 | fs->set_prop (prop); |
840 | fs->set_prop (prop); |
893 | |
841 | |
894 | fwidth = prop.width; |
842 | fwidth = prop.width; |
895 | fheight = prop.height; |
843 | fheight = prop.height; |
896 | fbase = (*fs)[1]->ascent; |
844 | fbase = prop.ascent; |
897 | |
845 | |
898 | for (int style = 1; style < 4; style++) |
846 | for (int style = 1; style < 4; style++) |
899 | { |
847 | { |
900 | #if ENABLE_STYLES |
848 | #if ENABLE_STYLES |
901 | const char *res = rs[Rs_font + style]; |
849 | const char *res = rs[Rs_font + style]; |
… | |
… | |
935 | return true; |
883 | return true; |
936 | } |
884 | } |
937 | |
885 | |
938 | void rxvt_term::set_string_property (Atom prop, const char *str, int len) |
886 | void rxvt_term::set_string_property (Atom prop, const char *str, int len) |
939 | { |
887 | { |
940 | // TODO: SMART_WINDOW_TITLE |
|
|
941 | XChangeProperty (display->display, parent[0], |
888 | XChangeProperty (display->display, parent[0], |
942 | prop, XA_STRING, 8, PropModeReplace, |
889 | prop, XA_STRING, 8, PropModeReplace, |
943 | (const unsigned char *)str, len >= 0 ? len : strlen (str)); |
890 | (const unsigned char *)str, len >= 0 ? len : strlen (str)); |
944 | } |
891 | } |
945 | |
892 | |
946 | void rxvt_term::set_utf8_property (Atom prop, const char *str, int len) |
893 | void rxvt_term::set_utf8_property (Atom prop, const char *str, int len) |
947 | { |
894 | { |
948 | // TODO: SMART_WINDOW_TITLE |
|
|
949 | wchar_t *ws = rxvt_mbstowcs (str, len); |
895 | wchar_t *ws = rxvt_mbstowcs (str, len); |
950 | char *s = rxvt_wcstoutf8 (ws); |
896 | char *s = rxvt_wcstoutf8 (ws); |
951 | |
897 | |
952 | XChangeProperty (display->display, parent[0], |
898 | XChangeProperty (display->display, parent[0], |
953 | prop, xa[XA_UTF8_STRING], 8, PropModeReplace, |
899 | prop, xa[XA_UTF8_STRING], 8, PropModeReplace, |
… | |
… | |
994 | i = atoi (color); |
940 | i = atoi (color); |
995 | |
941 | |
996 | if (i >= 8 && i <= 15) |
942 | if (i >= 8 && i <= 15) |
997 | { /* bright colors */ |
943 | { /* bright colors */ |
998 | i -= 8; |
944 | i -= 8; |
999 | # ifndef NO_BRIGHTCOLOR |
|
|
1000 | pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i]; |
945 | pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i]; |
1001 | SET_PIXCOLOR (idx); |
946 | SET_PIXCOLOR (idx); |
1002 | goto done; |
947 | goto done; |
1003 | # endif |
|
|
1004 | } |
948 | } |
1005 | |
949 | |
1006 | if (i >= 0 && i <= 7) |
950 | if (i >= 0 && i <= 7) |
1007 | { /* normal colors */ |
951 | { /* normal colors */ |
1008 | pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i]; |
952 | pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i]; |
… | |
… | |
1181 | |
1125 | |
1182 | fix_screen = ncol != prev_ncol || nrow != prev_nrow; |
1126 | fix_screen = ncol != prev_ncol || nrow != prev_nrow; |
1183 | |
1127 | |
1184 | if (fix_screen || newwidth != old_width || newheight != old_height) |
1128 | if (fix_screen || newwidth != old_width || newheight != old_height) |
1185 | { |
1129 | { |
1186 | if (scrollbar_visible ()) |
1130 | if (scrollBar.state) |
1187 | { |
1131 | { |
1188 | XMoveResizeWindow (disp, scrollBar.win, |
1132 | XMoveResizeWindow (disp, scrollBar.win, |
1189 | window_sb_x, 0, |
1133 | window_sb_x, 0, |
1190 | scrollbar_TotalWidth (), szHint.height); |
1134 | scrollbar_TotalWidth (), szHint.height); |
1191 | resize_scrollbar (); |
1135 | resize_scrollbar (); |
1192 | } |
1136 | } |
1193 | |
1137 | |
1194 | if (menubar_visible ()) |
|
|
1195 | XMoveResizeWindow (disp, menuBar.win, |
|
|
1196 | window_vt_x, 0, |
|
|
1197 | TermWin_TotalWidth (), menuBar_TotalHeight ()); |
|
|
1198 | |
|
|
1199 | XMoveResizeWindow (disp, vt, |
1138 | XMoveResizeWindow (disp, vt, |
1200 | window_vt_x, window_vt_y, |
1139 | window_vt_x, window_vt_y, |
1201 | TermWin_TotalWidth (), TermWin_TotalHeight ()); |
1140 | width, height); |
1202 | |
1141 | |
1203 | scr_clear (); |
1142 | scr_clear (); |
1204 | #ifdef XPM_BACKGROUND |
1143 | #ifdef XPM_BACKGROUND |
1205 | resize_pixmap (); |
1144 | resize_pixmap (); |
1206 | #endif |
1145 | #endif |
… | |
… | |
1386 | XRectangle rect, status_rect, needed_rect; |
1325 | XRectangle rect, status_rect, needed_rect; |
1387 | unsigned long fg, bg; |
1326 | unsigned long fg, bg; |
1388 | const char *p; |
1327 | const char *p; |
1389 | char **s; |
1328 | char **s; |
1390 | XIMStyles *xim_styles; |
1329 | XIMStyles *xim_styles; |
|
|
1330 | |
|
|
1331 | set_environ (envv); |
1391 | |
1332 | |
1392 | if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) |
1333 | if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) |
1393 | return false; |
1334 | return false; |
1394 | |
1335 | |
1395 | D_MAIN ((stderr, "rxvt_IM_get_IC ()")); |
1336 | D_MAIN ((stderr, "rxvt_IM_get_IC ()")); |
… | |
… | |
1561 | int i; |
1502 | int i; |
1562 | const char *p; |
1503 | const char *p; |
1563 | char **s; |
1504 | char **s; |
1564 | char buf[IMBUFSIZ]; |
1505 | char buf[IMBUFSIZ]; |
1565 | |
1506 | |
1566 | SET_R (this); |
1507 | make_current (); |
1567 | |
1508 | |
1568 | im_destroy (); |
1509 | im_destroy (); |
1569 | |
1510 | |
1570 | D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()")); |
1511 | D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()")); |
1571 | if (Input_Context) |
1512 | if (Input_Context) |