… | |
… | |
48 | # include <termios.h> |
48 | # include <termios.h> |
49 | #endif |
49 | #endif |
50 | |
50 | |
51 | vector<rxvt_term *> rxvt_term::termlist; |
51 | vector<rxvt_term *> rxvt_term::termlist; |
52 | |
52 | |
|
|
53 | // used to tell global functions which terminal instance is "active" |
|
|
54 | rxvt_t rxvt_current_term; |
|
|
55 | |
53 | static char curlocale[128], savelocale[128]; |
56 | static char curlocale[128], savelocale[128]; |
54 | |
57 | |
55 | bool |
58 | bool |
56 | rxvt_set_locale (const char *locale) |
59 | rxvt_set_locale (const char *locale) NOTHROW |
57 | { |
60 | { |
58 | if (!locale || !strncmp (locale, curlocale, 128)) |
61 | if (!locale || !strncmp (locale, curlocale, 128)) |
59 | return false; |
62 | return false; |
60 | |
63 | |
61 | strncpy (curlocale, locale, 128); |
64 | strncpy (curlocale, locale, 128); |
62 | setlocale (LC_CTYPE, curlocale); |
65 | setlocale (LC_CTYPE, curlocale); |
63 | return true; |
66 | return true; |
64 | } |
67 | } |
65 | |
68 | |
66 | bool |
69 | void |
67 | rxvt_push_locale (const char *locale) |
70 | rxvt_push_locale (const char *locale) NOTHROW |
68 | { |
71 | { |
69 | strcpy (savelocale, curlocale); |
72 | strcpy (savelocale, curlocale); |
70 | rxvt_set_locale (locale); |
73 | rxvt_set_locale (locale); |
71 | } |
74 | } |
72 | |
75 | |
73 | void |
76 | void |
74 | rxvt_pop_locale () |
77 | rxvt_pop_locale () NOTHROW |
75 | { |
78 | { |
76 | rxvt_set_locale (savelocale); |
79 | rxvt_set_locale (savelocale); |
77 | } |
80 | } |
78 | |
81 | |
79 | #if ENABLE_COMBINING |
82 | #if ENABLE_COMBINING |
… | |
… | |
146 | rootwin_ev (this, &rxvt_term::rootwin_cb), |
149 | rootwin_ev (this, &rxvt_term::rootwin_cb), |
147 | #endif |
150 | #endif |
148 | #ifdef HAVE_SCROLLBARS |
151 | #ifdef HAVE_SCROLLBARS |
149 | scrollbar_ev (this, &rxvt_term::x_cb), |
152 | scrollbar_ev (this, &rxvt_term::x_cb), |
150 | #endif |
153 | #endif |
151 | #ifdef MENUBAR |
|
|
152 | menubar_ev (this, &rxvt_term::x_cb), |
|
|
153 | #endif |
|
|
154 | #ifdef CURSOR_BLINK |
154 | #ifdef CURSOR_BLINK |
155 | cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), |
155 | cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), |
156 | #endif |
156 | #endif |
157 | #ifdef TEXT_BLINK |
157 | #ifdef TEXT_BLINK |
158 | text_blink_ev (this, &rxvt_term::text_blink_cb), |
158 | text_blink_ev (this, &rxvt_term::text_blink_cb), |
… | |
… | |
170 | pointer_ev (this, &rxvt_term::pointer_cb), |
170 | pointer_ev (this, &rxvt_term::pointer_cb), |
171 | #endif |
171 | #endif |
172 | #ifdef USE_XIM |
172 | #ifdef USE_XIM |
173 | im_ev (this, &rxvt_term::im_cb), |
173 | im_ev (this, &rxvt_term::im_cb), |
174 | #endif |
174 | #endif |
|
|
175 | #ifndef NO_BELL |
|
|
176 | bell_ev (this, &rxvt_term::bell_cb), |
|
|
177 | #endif |
175 | termwin_ev (this, &rxvt_term::x_cb), |
178 | termwin_ev (this, &rxvt_term::x_cb), |
176 | vt_ev (this, &rxvt_term::x_cb), |
179 | vt_ev (this, &rxvt_term::x_cb), |
|
|
180 | child_ev (this, &rxvt_term::child_cb), |
177 | check_ev (this, &rxvt_term::check_cb), |
181 | check_ev (this, &rxvt_term::check_cb), |
178 | flush_ev (this, &rxvt_term::flush_cb), |
182 | flush_ev (this, &rxvt_term::flush_cb), |
179 | destroy_ev (this, &rxvt_term::destroy_cb), |
183 | destroy_ev (this, &rxvt_term::destroy_cb), |
180 | pty_ev (this, &rxvt_term::pty_cb), |
184 | pty_ev (this, &rxvt_term::pty_cb), |
181 | incr_ev (this, &rxvt_term::incr_cb) |
185 | incr_ev (this, &rxvt_term::incr_cb) |
… | |
… | |
184 | |
188 | |
185 | termlist.push_back (this); |
189 | termlist.push_back (this); |
186 | |
190 | |
187 | #ifdef KEYSYM_RESOURCE |
191 | #ifdef KEYSYM_RESOURCE |
188 | keyboard = new keyboard_manager; |
192 | keyboard = new keyboard_manager; |
189 | |
|
|
190 | if (!keyboard) |
|
|
191 | rxvt_fatal ("out of memory, aborting.\n"); |
|
|
192 | #endif |
193 | #endif |
193 | } |
194 | } |
194 | |
195 | |
195 | // clean up the most important stuff, do *not* call x or free mem etc. |
196 | // clean up the most important stuff, do *not* call x or free mem etc. |
196 | // for use before an emergency exit |
197 | // for use before an emergency exit |
197 | void rxvt_term::emergency_cleanup () |
198 | void rxvt_term::emergency_cleanup () |
198 | { |
199 | { |
199 | if (cmd_pid) |
200 | if (cmd_pid) |
200 | kill (-cmd_pid, SIGHUP); |
201 | kill (-cmd_pid, SIGHUP); |
201 | |
202 | |
202 | #ifdef UTMP_SUPPORT |
203 | delete pty; pty = 0; |
203 | privileged_utmp (RESTORE); |
|
|
204 | #endif |
|
|
205 | |
|
|
206 | pty.put (); |
|
|
207 | } |
204 | } |
208 | |
205 | |
209 | rxvt_term::~rxvt_term () |
206 | rxvt_term::~rxvt_term () |
210 | { |
207 | { |
211 | HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)); |
|
|
212 | |
|
|
213 | termlist.erase (find (termlist.begin (), termlist.end(), this)); |
208 | termlist.erase (find (termlist.begin (), termlist.end(), this)); |
214 | |
209 | |
215 | emergency_cleanup (); |
210 | emergency_cleanup (); |
216 | |
211 | |
217 | #if ENABLE_STYLES |
212 | #if ENABLE_STYLES |
… | |
… | |
227 | |
222 | |
228 | selection_clear (); |
223 | selection_clear (); |
229 | |
224 | |
230 | #ifdef USE_XIM |
225 | #ifdef USE_XIM |
231 | im_destroy (); |
226 | im_destroy (); |
232 | #endif |
|
|
233 | #ifdef MENUBAR |
|
|
234 | if (menubarGC) XFreeGC (disp, menubarGC); |
|
|
235 | #endif |
227 | #endif |
236 | #ifdef XTERM_SCROLLBAR |
228 | #ifdef XTERM_SCROLLBAR |
237 | if (xscrollbarGC) XFreeGC (disp, xscrollbarGC); |
229 | if (xscrollbarGC) XFreeGC (disp, xscrollbarGC); |
238 | if (ShadowGC) XFreeGC (disp, ShadowGC); |
230 | if (ShadowGC) XFreeGC (disp, ShadowGC); |
239 | #endif |
231 | #endif |
… | |
… | |
250 | if (upArrow) XFreePixmap (disp, upArrow); |
242 | if (upArrow) XFreePixmap (disp, upArrow); |
251 | if (downArrow) XFreePixmap (disp, downArrow); |
243 | if (downArrow) XFreePixmap (disp, downArrow); |
252 | if (upArrowHi) XFreePixmap (disp, upArrowHi); |
244 | if (upArrowHi) XFreePixmap (disp, upArrowHi); |
253 | if (downArrowHi) XFreePixmap (disp, downArrowHi); |
245 | if (downArrowHi) XFreePixmap (disp, downArrowHi); |
254 | #endif |
246 | #endif |
255 | #if defined(MENUBAR) || defined(RXVT_SCROLLBAR) |
247 | #ifdef RXVT_SCROLLBAR |
256 | if (topShadowGC) XFreeGC (disp, topShadowGC); |
248 | if (topShadowGC) XFreeGC (disp, topShadowGC); |
257 | if (botShadowGC) XFreeGC (disp, botShadowGC); |
249 | if (botShadowGC) XFreeGC (disp, botShadowGC); |
258 | if (scrollbarGC) XFreeGC (disp, scrollbarGC); |
250 | if (scrollbarGC) XFreeGC (disp, scrollbarGC); |
259 | #endif |
251 | #endif |
260 | if (gc) XFreeGC (disp, gc); |
252 | if (gc) XFreeGC (disp, gc); |
261 | |
253 | |
262 | #if defined(MENUBAR) && (MENUBAR_MAX > 1) |
|
|
263 | delete menuBar.drawable; |
|
|
264 | //if (menuBar.win) |
|
|
265 | // XDestroyWindow (disp, menuBar.win); |
|
|
266 | #endif |
|
|
267 | delete drawable; |
254 | delete drawable; |
268 | // destroy all windows |
255 | // destroy all windows |
269 | if (parent[0]) |
256 | if (parent[0]) |
270 | XDestroyWindow (disp, parent[0]); |
257 | XDestroyWindow (disp, parent[0]); |
271 | } |
258 | } |
272 | |
259 | |
273 | // TODO: free pixcolours, colours should become part of rxvt_display |
260 | // TODO: free pixcolours, colours should become part of rxvt_display |
274 | |
|
|
275 | delete pix_colors_focused; |
261 | delete pix_colors_focused; |
276 | #if OFF_FOCUS_FADING |
262 | #if OFF_FOCUS_FADING |
277 | delete pix_colors_unfocused; |
263 | delete pix_colors_unfocused; |
278 | #endif |
|
|
279 | #if USE_XGETDEFAULT |
|
|
280 | XrmDestroyDatabase (xrmdatabase); |
|
|
281 | #endif |
264 | #endif |
282 | |
265 | |
283 | displays.put (display); |
266 | displays.put (display); |
284 | |
267 | |
285 | scr_release (); |
268 | scr_release (); |
… | |
… | |
304 | #ifdef KEYSYM_RESOURCE |
287 | #ifdef KEYSYM_RESOURCE |
305 | delete keyboard; |
288 | delete keyboard; |
306 | #endif |
289 | #endif |
307 | } |
290 | } |
308 | |
291 | |
|
|
292 | // child has exited, usually destroys |
309 | void |
293 | void |
310 | rxvt_term::child_exit () |
294 | rxvt_term::child_cb (child_watcher &w, int status) |
311 | { |
295 | { |
|
|
296 | HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END)); |
|
|
297 | |
312 | cmd_pid = 0; |
298 | cmd_pid = 0; |
313 | |
299 | |
314 | if (!OPTION (Opt_hold)) |
300 | if (!OPTION (Opt_hold)) |
315 | destroy (); |
301 | destroy (); |
316 | } |
302 | } |
… | |
… | |
319 | rxvt_term::destroy () |
305 | rxvt_term::destroy () |
320 | { |
306 | { |
321 | if (destroy_ev.active) |
307 | if (destroy_ev.active) |
322 | return; |
308 | return; |
323 | |
309 | |
|
|
310 | if (HOOK_INVOKE ((this, HOOK_DESTROY, DT_END))) |
|
|
311 | return; |
|
|
312 | |
324 | #if ENABLE_OVERLAY |
313 | #if ENABLE_OVERLAY |
325 | scr_overlay_off (); |
314 | scr_overlay_off (); |
326 | #endif |
315 | #endif |
327 | |
316 | |
328 | if (display) |
317 | if (display) |
… | |
… | |
330 | #if USE_XIM |
319 | #if USE_XIM |
331 | im_ev.stop (display); |
320 | im_ev.stop (display); |
332 | #endif |
321 | #endif |
333 | #if HAVE_SCROLLBARS |
322 | #if HAVE_SCROLLBARS |
334 | scrollbar_ev.stop (display); |
323 | scrollbar_ev.stop (display); |
335 | #endif |
|
|
336 | #if MENUBAR |
|
|
337 | menubar_ev.stop (display); |
|
|
338 | #endif |
324 | #endif |
339 | #if TRANSPARENT |
325 | #if TRANSPARENT |
340 | rootwin_ev.stop (display); |
326 | rootwin_ev.stop (display); |
341 | #endif |
327 | #endif |
342 | incr_ev.stop (); |
328 | incr_ev.stop (); |
… | |
… | |
366 | } |
352 | } |
367 | |
353 | |
368 | void |
354 | void |
369 | rxvt_term::destroy_cb (time_watcher &w) |
355 | rxvt_term::destroy_cb (time_watcher &w) |
370 | { |
356 | { |
371 | SET_R (this); |
357 | make_current (); |
372 | |
358 | |
373 | delete this; |
359 | delete this; |
374 | } |
360 | } |
375 | |
361 | |
376 | /*----------------------------------------------------------------------*/ |
362 | /*----------------------------------------------------------------------*/ |
… | |
… | |
464 | _exit (EXIT_FAILURE); |
450 | _exit (EXIT_FAILURE); |
465 | } |
451 | } |
466 | |
452 | |
467 | /*----------------------------------------------------------------------*/ |
453 | /*----------------------------------------------------------------------*/ |
468 | bool |
454 | bool |
469 | rxvt_term::init (int argc, const char *const *argv) |
455 | rxvt_term::init (int argc, const char *const *argv, stringvec *envv) |
470 | { |
456 | { |
|
|
457 | this->envv = envv; |
|
|
458 | |
471 | SET_R (this); |
459 | SET_R (this); |
472 | |
|
|
473 | set_locale (""); |
460 | set_locale (""); |
|
|
461 | set_environ (envv); // few things in X do not call setlocale :( |
474 | |
462 | |
475 | if (!init_vars ()) |
463 | if (!init_vars ()) |
476 | return false; |
464 | return false; |
477 | |
465 | |
478 | init_secondary (); |
466 | init_secondary (); |
… | |
… | |
481 | |
469 | |
482 | #ifdef KEYSYM_RESOURCE |
470 | #ifdef KEYSYM_RESOURCE |
483 | keyboard->register_done (); |
471 | keyboard->register_done (); |
484 | #endif |
472 | #endif |
485 | |
473 | |
486 | #if MENUBAR_MAX |
|
|
487 | menubar_read (rs[Rs_menu]); |
|
|
488 | #endif |
|
|
489 | #ifdef HAVE_SCROLLBARS |
474 | #ifdef HAVE_SCROLLBARS |
490 | if (OPTION (Opt_scrollBar)) |
475 | if (OPTION (Opt_scrollBar)) |
491 | scrollBar.setIdle (); /* set existence for size calculations */ |
476 | scrollBar.setIdle (); /* set existence for size calculations */ |
492 | #endif |
477 | #endif |
493 | |
478 | |
494 | #if ENABLE_PERL |
479 | pty = ptytty::create (); |
495 | if (!rs[Rs_perl_ext_1]) |
|
|
496 | rs[Rs_perl_ext_1] = "default"; |
|
|
497 | |
|
|
498 | if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1]) |
|
|
499 | || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2]) |
|
|
500 | || (rs[Rs_perl_eval] && *rs[Rs_perl_eval])) |
|
|
501 | { |
|
|
502 | rxvt_perl.init (); |
|
|
503 | HOOK_INVOKE ((this, HOOK_INIT, DT_END)); |
|
|
504 | } |
|
|
505 | #endif |
|
|
506 | |
480 | |
507 | create_windows (argc, argv); |
481 | create_windows (argc, argv); |
508 | |
482 | |
509 | dDisp; |
483 | dDisp; |
510 | |
484 | |
511 | init_xlocale (); |
485 | init_xlocale (); |
512 | |
486 | |
513 | scr_reset (); /* initialize screen */ |
487 | scr_reset (); // initialize screen |
514 | |
488 | |
515 | #if 0 |
489 | #if 0 |
516 | XSynchronize (disp, True); |
490 | XSynchronize (disp, True); |
517 | #endif |
491 | #endif |
518 | |
492 | |
519 | #ifdef HAVE_SCROLLBARS |
493 | #ifdef HAVE_SCROLLBARS |
520 | if (OPTION (Opt_scrollBar)) |
494 | if (OPTION (Opt_scrollBar)) |
521 | resize_scrollbar (); /* create and map scrollbar */ |
495 | resize_scrollbar (); /* create and map scrollbar */ |
522 | #endif |
496 | #endif |
523 | #if (MENUBAR_MAX) |
|
|
524 | if (menubar_visible ()) |
|
|
525 | XMapWindow (disp, menuBar.win); |
|
|
526 | #endif |
|
|
527 | #ifdef TRANSPARENT |
497 | #ifdef TRANSPARENT |
528 | if (OPTION (Opt_transparent)) |
498 | if (OPTION (Opt_transparent)) |
529 | { |
499 | { |
530 | XSelectInput (disp, display->root, PropertyChangeMask); |
500 | XSelectInput (disp, display->root, PropertyChangeMask); |
531 | check_our_parents (); |
501 | check_our_parents (); |
532 | rootwin_ev.start (display, display->root); |
502 | rootwin_ev.start (display, display->root); |
533 | } |
503 | } |
534 | #endif |
504 | #endif |
535 | |
505 | |
|
|
506 | set_colorfgbg (); |
|
|
507 | |
|
|
508 | init_command (cmd_argv); |
|
|
509 | |
|
|
510 | free (cmd_argv); |
|
|
511 | |
|
|
512 | if (pty->pty >= 0) |
|
|
513 | pty_ev.start (pty->pty, EVENT_READ); |
|
|
514 | |
|
|
515 | check_ev.start (); |
|
|
516 | |
|
|
517 | HOOK_INVOKE ((this, HOOK_START, DT_END)); |
|
|
518 | |
536 | XMapWindow (disp, vt); |
519 | XMapWindow (disp, vt); |
537 | XMapWindow (disp, parent[0]); |
520 | XMapWindow (disp, parent[0]); |
538 | |
521 | |
539 | set_colorfgbg (); |
|
|
540 | |
|
|
541 | init_command (cmd_argv); |
|
|
542 | |
|
|
543 | free (cmd_argv); |
|
|
544 | |
|
|
545 | if (pty.pty >= 0) |
|
|
546 | pty_ev.start (pty.pty, EVENT_READ); |
|
|
547 | |
|
|
548 | check_ev.start (); |
|
|
549 | |
|
|
550 | HOOK_INVOKE ((this, HOOK_START, DT_END)); |
|
|
551 | |
|
|
552 | return true; |
522 | return true; |
553 | } |
523 | } |
554 | |
524 | |
555 | static struct sig_handlers |
525 | static struct sig_handlers |
556 | { |
526 | { |
557 | sig_watcher sw_chld, sw_term, sw_int; |
527 | sig_watcher sw_term, sw_int; |
558 | |
528 | |
559 | void sig_chld (sig_watcher &w) |
|
|
560 | { |
|
|
561 | // we are being called for every SIGCHLD, find the corresponding term |
|
|
562 | int pid; |
|
|
563 | |
|
|
564 | while ((pid = waitpid (-1, NULL, WNOHANG)) > 0) |
|
|
565 | for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++) |
|
|
566 | if (pid == (*t)->cmd_pid) |
|
|
567 | { |
|
|
568 | (*t)->child_exit (); |
|
|
569 | break; |
|
|
570 | } |
|
|
571 | } |
|
|
572 | |
|
|
573 | /* |
529 | /* |
574 | * Catch a fatal signal and tidy up before quitting |
530 | * Catch a fatal signal and tidy up before quitting |
575 | */ |
531 | */ |
576 | void |
532 | void |
577 | sig_term (sig_watcher &w) |
533 | sig_term (sig_watcher &w) |
578 | { |
534 | { |
579 | #ifdef DEBUG_CMD |
|
|
580 | rxvt_warn ("caught signal %d, exiting.\n", w.signum); |
|
|
581 | #endif |
|
|
582 | rxvt_emergency_cleanup (); |
535 | rxvt_emergency_cleanup (); |
583 | signal (w.signum, SIG_DFL); |
536 | signal (w.signum, SIG_DFL); |
584 | kill (getpid (), w.signum); |
537 | kill (getpid (), w.signum); |
585 | } |
538 | } |
586 | |
539 | |
587 | sig_handlers () |
540 | sig_handlers () |
588 | : sw_chld (this, &sig_handlers::sig_chld), |
|
|
589 | sw_term (this, &sig_handlers::sig_term), |
541 | : sw_term (this, &sig_handlers::sig_term), |
590 | sw_int (this, &sig_handlers::sig_term) |
542 | sw_int (this, &sig_handlers::sig_term) |
591 | { |
543 | { |
592 | } |
544 | } |
593 | } sig_handlers; |
545 | } sig_handlers; |
594 | |
546 | |
|
|
547 | char **rxvt_environ; // startup environment |
|
|
548 | |
595 | void |
549 | void |
596 | rxvt_init () |
550 | rxvt_init () |
597 | { |
551 | { |
598 | /* |
552 | ptytty::init (); |
599 | * Save and then give up any super-user privileges |
553 | |
600 | * If we need privileges in any area then we must specifically request it. |
554 | rxvt_environ = environ; |
601 | * We should only need to be root in these cases: |
|
|
602 | * 1. write utmp entries on some systems |
|
|
603 | * 2. chown tty on some systems |
|
|
604 | */ |
|
|
605 | rxvt_privileges (SAVE); |
|
|
606 | rxvt_privileges (IGNORE); |
|
|
607 | |
555 | |
608 | signal (SIGHUP, SIG_IGN); |
556 | signal (SIGHUP, SIG_IGN); |
609 | signal (SIGPIPE, SIG_IGN); |
557 | signal (SIGPIPE, SIG_IGN); |
610 | |
558 | |
611 | sig_handlers.sw_chld.start (SIGCHLD); |
|
|
612 | sig_handlers.sw_term.start (SIGTERM); |
559 | sig_handlers.sw_term.start (SIGTERM); |
613 | sig_handlers.sw_int.start (SIGINT); |
560 | sig_handlers.sw_int.start (SIGINT); |
614 | |
561 | |
615 | /* need to trap SIGURG for SVR4 (Unixware) rlogin */ |
562 | /* need to trap SIGURG for SVR4 (Unixware) rlogin */ |
616 | /* signal (SIGURG, SIG_DFL); */ |
563 | /* signal (SIGURG, SIG_DFL); */ |
617 | |
564 | |
618 | old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); |
565 | old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); |
619 | // TODO: handle this with exceptions and tolerate the memory loss |
566 | // TODO: handle this with exceptions and tolerate the memory loss |
620 | XSetIOErrorHandler (rxvt_xioerror_handler); |
567 | XSetIOErrorHandler (rxvt_xioerror_handler); |
621 | |
568 | |
622 | #ifdef USE_XGETDEFAULT |
|
|
623 | XrmInitialize (); |
569 | XrmInitialize (); |
624 | #endif |
|
|
625 | } |
570 | } |
626 | |
571 | |
627 | /* ------------------------------------------------------------------------- * |
572 | /* ------------------------------------------------------------------------- * |
628 | * MEMORY ALLOCATION WRAPPERS * |
573 | * MEMORY ALLOCATION WRAPPERS * |
629 | * ------------------------------------------------------------------------- */ |
574 | * ------------------------------------------------------------------------- */ |
… | |
… | |
647 | rxvt_fatal ("memory allocation failure. aborting.\n"); |
592 | rxvt_fatal ("memory allocation failure. aborting.\n"); |
648 | |
593 | |
649 | return p; |
594 | return p; |
650 | } |
595 | } |
651 | |
596 | |
652 | void * |
597 | void * |
653 | rxvt_realloc (void *ptr, size_t size) |
598 | rxvt_realloc (void *ptr, size_t size) |
654 | { |
599 | { |
655 | void *p = realloc (ptr, size); |
600 | void *p = realloc (ptr, size); |
656 | |
601 | |
657 | if (!p) |
602 | if (!p) |
658 | rxvt_fatal ("memory allocation failure. aborting.\n"); |
603 | rxvt_fatal ("memory allocation failure. aborting.\n"); |
659 | |
604 | |
660 | return p; |
605 | return p; |
661 | } |
606 | } |
662 | |
|
|
663 | /* ------------------------------------------------------------------------- * |
|
|
664 | * PRIVILEGED OPERATIONS * |
|
|
665 | * ------------------------------------------------------------------------- */ |
|
|
666 | /* take care of suid/sgid super-user (root) privileges */ |
|
|
667 | void |
|
|
668 | rxvt_privileges (rxvt_privaction action) |
|
|
669 | { |
|
|
670 | #if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__) |
|
|
671 | static uid_t euid; |
|
|
672 | static gid_t egid; |
|
|
673 | #endif |
|
|
674 | |
|
|
675 | #if ! defined(__CYGWIN32__) |
|
|
676 | # if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) |
|
|
677 | /* setreuid () is the poor man's setuid (), seteuid () */ |
|
|
678 | # define seteuid(a) setreuid(-1, (a)) |
|
|
679 | # define setegid(a) setregid(-1, (a)) |
|
|
680 | # define HAVE_SETEUID |
|
|
681 | # endif |
|
|
682 | # ifdef HAVE_SETEUID |
|
|
683 | switch (action) |
|
|
684 | { |
|
|
685 | case IGNORE: |
|
|
686 | /* |
|
|
687 | * change effective uid/gid - not real uid/gid - so we can switch |
|
|
688 | * back to root later, as required |
|
|
689 | */ |
|
|
690 | seteuid (getuid ()); |
|
|
691 | setegid (getgid ()); |
|
|
692 | break; |
|
|
693 | case SAVE: |
|
|
694 | euid = geteuid (); |
|
|
695 | egid = getegid (); |
|
|
696 | break; |
|
|
697 | case RESTORE: |
|
|
698 | seteuid (euid); |
|
|
699 | setegid (egid); |
|
|
700 | break; |
|
|
701 | } |
|
|
702 | # else |
|
|
703 | switch (action) |
|
|
704 | { |
|
|
705 | case IGNORE: |
|
|
706 | setuid (getuid ()); |
|
|
707 | setgid (getgid ()); |
|
|
708 | /* FALLTHROUGH */ |
|
|
709 | case SAVE: |
|
|
710 | /* FALLTHROUGH */ |
|
|
711 | case RESTORE: |
|
|
712 | break; |
|
|
713 | } |
|
|
714 | # endif |
|
|
715 | #endif |
|
|
716 | } |
|
|
717 | |
|
|
718 | #ifdef UTMP_SUPPORT |
|
|
719 | void |
|
|
720 | rxvt_term::privileged_utmp (rxvt_privaction action) |
|
|
721 | { |
|
|
722 | if (OPTION (Opt_utmpInhibit) |
|
|
723 | || !pty.name || !*pty.name) |
|
|
724 | return; |
|
|
725 | |
|
|
726 | rxvt_privileges (RESTORE); |
|
|
727 | |
|
|
728 | if (action == SAVE) |
|
|
729 | makeutent (pty.name, rs[Rs_display_name]); |
|
|
730 | else |
|
|
731 | cleanutent (); |
|
|
732 | |
|
|
733 | rxvt_privileges (IGNORE); |
|
|
734 | } |
|
|
735 | #endif |
|
|
736 | |
607 | |
737 | /*----------------------------------------------------------------------*/ |
608 | /*----------------------------------------------------------------------*/ |
738 | /* |
609 | /* |
739 | * window size/position calculcations for XSizeHint and other storage. |
610 | * window size/position calculcations for XSizeHint and other storage. |
740 | * if width/height are non-zero then override calculated width/height |
611 | * if width/height are non-zero then override calculated width/height |
741 | */ |
612 | */ |
742 | void |
613 | void |
743 | rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight) |
614 | rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight) |
744 | { |
615 | { |
745 | short recalc_x, recalc_y; |
616 | short recalc_x, recalc_y; |
746 | int x, y, sb_w, mb_h, flags; |
617 | int x, y, sb_w, flags; |
747 | unsigned int w, h; |
618 | unsigned int w, h; |
748 | unsigned int max_width, max_height; |
619 | unsigned int max_width, max_height; |
749 | dDisp; |
620 | dDisp; |
750 | |
|
|
751 | D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
|
|
752 | ncol, nrow, szHint.width, szHint.height)); |
|
|
753 | |
621 | |
754 | szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; |
622 | szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; |
755 | szHint.win_gravity = NorthWestGravity; |
623 | szHint.win_gravity = NorthWestGravity; |
756 | /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ |
624 | /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ |
757 | |
625 | |
… | |
… | |
812 | max_width = MAX_COLS * fwidth; |
680 | max_width = MAX_COLS * fwidth; |
813 | max_height = MAX_ROWS * fheight; |
681 | max_height = MAX_ROWS * fheight; |
814 | |
682 | |
815 | szHint.base_width = szHint.base_height = 2 * int_bwidth; |
683 | szHint.base_width = szHint.base_height = 2 * int_bwidth; |
816 | |
684 | |
817 | sb_w = mb_h = 0; |
685 | sb_w = 0; |
818 | window_vt_x = window_vt_y = int_bwidth; |
686 | window_vt_x = window_vt_y = int_bwidth; |
819 | |
687 | |
820 | if (scrollbar_visible ()) |
688 | if (scrollBar.state) |
821 | { |
689 | { |
822 | sb_w = scrollbar_TotalWidth (); |
690 | sb_w = scrollbar_TotalWidth (); |
823 | szHint.base_width += sb_w; |
691 | szHint.base_width += sb_w; |
824 | if (!OPTION (Opt_scrollBar_right)) |
692 | if (!OPTION (Opt_scrollBar_right)) |
825 | window_vt_x += sb_w; |
693 | window_vt_x += sb_w; |
826 | } |
694 | } |
827 | |
695 | |
828 | if (menubar_visible ()) |
|
|
829 | { |
|
|
830 | mb_h = menuBar_TotalHeight (); |
|
|
831 | szHint.base_height += mb_h; |
|
|
832 | window_vt_y += mb_h; |
|
|
833 | } |
|
|
834 | |
|
|
835 | szHint.width_inc = fwidth; |
696 | szHint.width_inc = fwidth; |
836 | szHint.height_inc = fheight; |
697 | szHint.height_inc = fheight; |
837 | szHint.min_width = szHint.base_width + szHint.width_inc; |
698 | szHint.min_width = szHint.base_width + szHint.width_inc; |
838 | szHint.min_height = szHint.base_height + szHint.height_inc; |
699 | szHint.min_height = szHint.base_height + szHint.height_inc; |
839 | |
700 | |
… | |
… | |
857 | { |
718 | { |
858 | min_it (height, max_height); |
719 | min_it (height, max_height); |
859 | szHint.height = szHint.base_height + height; |
720 | szHint.height = szHint.base_height + height; |
860 | } |
721 | } |
861 | |
722 | |
862 | if (scrollbar_visible () && OPTION (Opt_scrollBar_right)) |
723 | if (scrollBar.state && OPTION (Opt_scrollBar_right)) |
863 | window_sb_x = szHint.width - sb_w; |
724 | window_sb_x = szHint.width - sb_w; |
864 | |
725 | |
865 | if (recalc_x) |
726 | if (recalc_x) |
866 | szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth; |
727 | szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth; |
867 | if (recalc_y) |
728 | if (recalc_y) |
868 | szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth; |
729 | szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth; |
869 | |
730 | |
870 | ncol = width / fwidth; |
731 | ncol = width / fwidth; |
871 | nrow = height / fheight; |
732 | nrow = height / fheight; |
872 | D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", |
|
|
873 | ncol, nrow, szHint.width, |
|
|
874 | szHint.height)); |
|
|
875 | return; |
|
|
876 | } |
733 | } |
877 | |
734 | |
878 | /*----------------------------------------------------------------------*/ |
735 | /*----------------------------------------------------------------------*/ |
879 | /* |
736 | /* |
880 | * Tell the teletype handler what size the window is. |
737 | * Tell the teletype handler what size the window is. |
881 | * Called after a window size change. |
738 | * Called after a window size change. |
882 | */ |
739 | */ |
883 | void |
740 | void |
884 | rxvt_term::tt_winch () |
741 | rxvt_term::tt_winch () |
885 | { |
742 | { |
886 | if (pty.pty < 0) |
743 | if (pty->pty < 0) |
887 | return; |
744 | return; |
888 | |
745 | |
889 | struct winsize ws; |
746 | struct winsize ws; |
890 | |
747 | |
891 | ws.ws_col = ncol; |
748 | ws.ws_col = ncol; |
892 | ws.ws_row = nrow; |
749 | ws.ws_row = nrow; |
893 | ws.ws_xpixel = width; |
750 | ws.ws_xpixel = width; |
894 | ws.ws_ypixel = height; |
751 | ws.ws_ypixel = height; |
895 | (void)ioctl (pty.pty, TIOCSWINSZ, &ws); |
752 | (void)ioctl (pty->pty, TIOCSWINSZ, &ws); |
896 | |
753 | |
897 | #if 0 |
754 | #if 0 |
898 | // TIOCSWINSZ⎈ is supposed to do this automatically and correctly |
755 | // TIOCSWINSZ⎈ is supposed to do this automatically and correctly |
899 | if (cmd_pid) /* force through to the command */ |
756 | if (cmd_pid) /* force through to the command */ |
900 | kill (-cmd_pid, SIGWINCH); |
757 | kill (-cmd_pid, SIGWINCH); |
… | |
… | |
1164 | * -------------------------------------------------------------------- */ |
1021 | * -------------------------------------------------------------------- */ |
1165 | void |
1022 | void |
1166 | rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent) |
1023 | rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent) |
1167 | { |
1024 | { |
1168 | int fix_screen; |
1025 | int fix_screen; |
1169 | int old_width = szHint.width, old_height = szHint.height; |
1026 | int old_width = szHint.width; |
|
|
1027 | int old_height = szHint.height; |
1170 | dDisp; |
1028 | dDisp; |
1171 | |
1029 | |
1172 | window_calc (newwidth, newheight); |
1030 | window_calc (newwidth, newheight); |
1173 | XSetWMNormalHints (disp, parent[0], &szHint); |
1031 | XSetWMNormalHints (disp, parent[0], &szHint); |
1174 | |
1032 | |
… | |
… | |
1196 | { |
1054 | { |
1197 | x -= x1; |
1055 | x -= x1; |
1198 | y -= y1; |
1056 | y -= y1; |
1199 | } |
1057 | } |
1200 | |
1058 | |
1201 | x1 = (DisplayWidth (disp, display->screen) - old_width) / 2; |
1059 | x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2; |
1202 | y1 = (DisplayHeight (disp, display->screen) - old_height) / 2; |
1060 | y1 = (DisplayHeight (disp, display->screen) - old_height) / 2; |
1203 | dx = old_width - szHint.width; |
1061 | dx = old_width - szHint.width; |
1204 | dy = old_height - szHint.height; |
1062 | dy = old_height - szHint.height; |
1205 | |
1063 | |
1206 | /* Check position of the center of the window */ |
1064 | /* Check position of the center of the window */ |
1207 | if (x < x1) /* left half */ |
1065 | if (x < x1) /* left half */ |
1208 | dx = 0; |
1066 | dx = 0; |
… | |
… | |
1222 | |
1080 | |
1223 | fix_screen = ncol != prev_ncol || nrow != prev_nrow; |
1081 | fix_screen = ncol != prev_ncol || nrow != prev_nrow; |
1224 | |
1082 | |
1225 | if (fix_screen || newwidth != old_width || newheight != old_height) |
1083 | if (fix_screen || newwidth != old_width || newheight != old_height) |
1226 | { |
1084 | { |
1227 | if (scrollbar_visible ()) |
1085 | if (scrollBar.state) |
1228 | { |
1086 | { |
1229 | XMoveResizeWindow (disp, scrollBar.win, |
1087 | XMoveResizeWindow (disp, scrollBar.win, |
1230 | window_sb_x, 0, |
1088 | window_sb_x, 0, |
1231 | scrollbar_TotalWidth (), szHint.height); |
1089 | scrollbar_TotalWidth (), szHint.height); |
1232 | resize_scrollbar (); |
1090 | resize_scrollbar (); |
1233 | } |
1091 | } |
1234 | |
1092 | |
1235 | if (menubar_visible ()) |
|
|
1236 | XMoveResizeWindow (disp, menuBar.win, |
|
|
1237 | window_vt_x, 0, |
|
|
1238 | width, menuBar_TotalHeight ()); |
|
|
1239 | |
|
|
1240 | XMoveResizeWindow (disp, vt, |
1093 | XMoveResizeWindow (disp, vt, |
1241 | window_vt_x, window_vt_y, |
1094 | window_vt_x, window_vt_y, |
1242 | width, height); |
1095 | width, height); |
1243 | |
1096 | |
1244 | scr_clear (); |
1097 | scr_clear (); |
… | |
… | |
1246 | resize_pixmap (); |
1099 | resize_pixmap (); |
1247 | #endif |
1100 | #endif |
1248 | } |
1101 | } |
1249 | |
1102 | |
1250 | if (fix_screen || old_height == 0) |
1103 | if (fix_screen || old_height == 0) |
1251 | { |
|
|
1252 | int curr_screen = -1; |
|
|
1253 | int old_ncol = prev_ncol; |
|
|
1254 | |
|
|
1255 | /* scr_reset only works on the primary screen */ |
|
|
1256 | if (old_height) /* this is not the first time through */ |
|
|
1257 | { |
|
|
1258 | unsigned int ocol = ncol; |
|
|
1259 | ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this |
|
|
1260 | curr_screen = scr_change_screen (PRIMARY); |
|
|
1261 | ncol = ocol; |
|
|
1262 | } |
|
|
1263 | |
|
|
1264 | scr_reset (); |
1104 | scr_reset (); |
1265 | |
|
|
1266 | if (curr_screen >= 0) /* this is not the first time through */ |
|
|
1267 | { |
|
|
1268 | scr_change_screen (curr_screen); |
|
|
1269 | selection_check (old_ncol != ncol ? 4 : 0); |
|
|
1270 | } |
|
|
1271 | } |
|
|
1272 | |
|
|
1273 | old_width = szHint.width; |
|
|
1274 | old_height = szHint.height; |
|
|
1275 | |
1105 | |
1276 | #ifdef XPM_BACKGROUND |
1106 | #ifdef XPM_BACKGROUND |
1277 | if (pixmap) |
1107 | if (pixmap) |
1278 | scr_touch (false); |
1108 | scr_touch (false); |
1279 | #endif |
1109 | #endif |
… | |
… | |
1428 | unsigned long fg, bg; |
1258 | unsigned long fg, bg; |
1429 | const char *p; |
1259 | const char *p; |
1430 | char **s; |
1260 | char **s; |
1431 | XIMStyles *xim_styles; |
1261 | XIMStyles *xim_styles; |
1432 | |
1262 | |
|
|
1263 | set_environ (envv); |
|
|
1264 | |
1433 | if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) |
1265 | if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) |
1434 | return false; |
1266 | return false; |
1435 | |
1267 | |
1436 | D_MAIN ((stderr, "rxvt_IM_get_IC ()")); |
|
|
1437 | input_method = display->get_xim (locale, modifiers); |
1268 | input_method = display->get_xim (locale, modifiers); |
1438 | if (input_method == NULL) |
1269 | if (input_method == NULL) |
1439 | return false; |
1270 | return false; |
1440 | |
1271 | |
1441 | xim = input_method->xim; |
1272 | xim = input_method->xim; |
… | |
… | |
1587 | rxvt_warn ("failed to create input context, continuing without XIM.\n"); |
1418 | rxvt_warn ("failed to create input context, continuing without XIM.\n"); |
1588 | im_destroy (); |
1419 | im_destroy (); |
1589 | return false; |
1420 | return false; |
1590 | } |
1421 | } |
1591 | |
1422 | |
|
|
1423 | if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL)) |
|
|
1424 | vt_select_input (); |
|
|
1425 | |
1592 | if (input_style & XIMPreeditArea) |
1426 | if (input_style & XIMPreeditArea) |
1593 | IMSetStatusPosition (); |
1427 | IMSetStatusPosition (); |
1594 | |
1428 | |
1595 | D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection")); |
|
|
1596 | return true; |
1429 | return true; |
1597 | } |
1430 | } |
1598 | |
1431 | |
1599 | void |
1432 | void |
1600 | rxvt_term::im_cb () |
1433 | rxvt_term::im_cb () |
… | |
… | |
1602 | int i; |
1435 | int i; |
1603 | const char *p; |
1436 | const char *p; |
1604 | char **s; |
1437 | char **s; |
1605 | char buf[IMBUFSIZ]; |
1438 | char buf[IMBUFSIZ]; |
1606 | |
1439 | |
1607 | SET_R (this); |
1440 | make_current (); |
1608 | |
1441 | |
1609 | im_destroy (); |
1442 | im_destroy (); |
1610 | |
1443 | |
1611 | D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()")); |
|
|
1612 | if (Input_Context) |
1444 | if (Input_Context) |
1613 | return; |
1445 | return; |
1614 | |
1446 | |
1615 | #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) |
1447 | #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) |
1616 | if (rs[Rs_imLocale]) |
1448 | if (rs[Rs_imLocale]) |
… | |
… | |
1689 | XFree (preedit_attr); |
1521 | XFree (preedit_attr); |
1690 | XFree (status_attr); |
1522 | XFree (status_attr); |
1691 | } |
1523 | } |
1692 | #endif /* USE_XIM */ |
1524 | #endif /* USE_XIM */ |
1693 | |
1525 | |
1694 | /*----------------------------------------------------------------------*/ |
|
|
1695 | rxvt_t rxvt_current_term; |
|
|
1696 | |
|
|
1697 | /*----------------------- end-of-file (C source) -----------------------*/ |
1526 | /*----------------------- end-of-file (C source) -----------------------*/ |