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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.76 by root, Wed Aug 4 03:29:28 2004 UTC vs.
Revision 1.179 by root, Mon Jan 16 08:48:09 2006 UTC

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 "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
47#include <cstring> 51#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
52static uid_t saved_euid;
53static gid_t saved_egid;
54#endif
55
56bool
57rxvt_tainted ()
58{
59#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
60 return getuid () != saved_euid || getgid () != saved_egid;
61#else
62 return false;
63#endif
64}
48 65
49vector<rxvt_term *> rxvt_term::termlist; 66vector<rxvt_term *> rxvt_term::termlist;
50 67
51static char curlocale[128]; 68static char curlocale[128], savelocale[128];
52 69
53bool 70bool
54rxvt_set_locale (const char *locale) 71rxvt_set_locale (const char *locale)
55{ 72{
56 if (!locale || !STRNCMP (locale, curlocale, 128)) 73 if (!locale || !strncmp (locale, curlocale, 128))
57 return false; 74 return false;
58 75
59 STRNCPY (curlocale, locale, 128); 76 strncpy (curlocale, locale, 128);
60 setlocale (LC_CTYPE, curlocale); 77 setlocale (LC_CTYPE, curlocale);
61 return true; 78 return true;
79}
80
81void
82rxvt_push_locale (const char *locale)
83{
84 strcpy (savelocale, curlocale);
85 rxvt_set_locale (locale);
86}
87
88void
89rxvt_pop_locale ()
90{
91 rxvt_set_locale (savelocale);
62} 92}
63 93
64#if ENABLE_COMBINING 94#if ENABLE_COMBINING
65class rxvt_composite_vec rxvt_composite; 95class rxvt_composite_vec rxvt_composite;
66 96
123 return len; 153 return len;
124 154
125} 155}
126#endif 156#endif
127 157
128void *
129rxvt_term::operator new (size_t s)
130{
131 void *p = malloc (s);
132
133 MEMSET (p, 0, s);
134 return p;
135}
136
137void
138rxvt_term::operator delete (void *p, size_t s)
139{
140 free (p);
141}
142
143rxvt_term::rxvt_term () 158rxvt_term::rxvt_term ()
144 : 159 :
160#if TRANSPARENT
145 rootwin_ev (this, &rxvt_term::rootwin_cb), 161 rootwin_ev (this, &rxvt_term::rootwin_cb),
162#endif
163#ifdef HAVE_SCROLLBARS
164 scrollbar_ev (this, &rxvt_term::x_cb),
165#endif
166#ifdef MENUBAR
167 menubar_ev (this, &rxvt_term::x_cb),
168#endif
169#ifdef CURSOR_BLINK
170 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
171#endif
172#ifdef TEXT_BLINK
173 text_blink_ev (this, &rxvt_term::text_blink_cb),
174#endif
175#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
176 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
177#endif
178#ifdef SELECTION_SCROLLING
179 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
180#endif
181#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
182 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
183#endif
184#ifdef POINTER_BLANK
185 pointer_ev (this, &rxvt_term::pointer_cb),
186#endif
187#ifdef USE_XIM
188 im_ev (this, &rxvt_term::im_cb),
189#endif
146 termwin_ev (this, &rxvt_term::x_cb), 190 termwin_ev (this, &rxvt_term::x_cb),
147 vt_ev (this, &rxvt_term::x_cb), 191 vt_ev (this, &rxvt_term::x_cb),
148#ifdef HAVE_SCROLLBARS
149 scrollbar_ev (this, &rxvt_term::x_cb),
150#endif
151#ifdef MENUBAR
152 menubar_ev (this, &rxvt_term::x_cb),
153#endif
154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
158 text_blink_ev (this, &rxvt_term::text_blink_cb),
159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
168#endif
169#ifdef POINTER_BLANK
170 pointer_ev (this, &rxvt_term::pointer_cb),
171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175 check_ev (this, &rxvt_term::check_cb), 192 check_ev (this, &rxvt_term::check_cb),
176 flush_ev (this, &rxvt_term::flush_cb), 193 flush_ev (this, &rxvt_term::flush_cb),
177 destroy_ev (this, &rxvt_term::destroy_cb), 194 destroy_ev (this, &rxvt_term::destroy_cb),
178 pty_ev (this, &rxvt_term::pty_cb), 195 pty_ev (this, &rxvt_term::pty_cb),
179 incr_ev (this, &rxvt_term::incr_cb) 196 incr_ev (this, &rxvt_term::incr_cb)
180{ 197{
181 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 198 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
182 199
183 termlist.push_back (this); 200 termlist.push_back (this);
184}
185 201
186rxvt_term::~rxvt_term () 202#ifdef KEYSYM_RESOURCE
187{ 203 keyboard = new keyboard_manager;
188 termlist.erase (find (termlist.begin (), termlist.end(), this));
189 204
205 if (!keyboard)
206 rxvt_fatal ("out of memory, aborting.\n");
207#endif
208}
209
210// clean up the most important stuff, do *not* call x or free mem etc.
211// for use before an emergency exit
212void rxvt_term::emergency_cleanup ()
213{
190 if (cmd_fd >= 0) 214 if (cmd_pid)
191 close (cmd_fd); 215 kill (-cmd_pid, SIGHUP);
192 216
193#ifndef NO_SETOWNER_TTYDEV
194 privileged_ttydev (RESTORE);
195#endif
196#ifdef UTMP_SUPPORT 217#ifdef UTMP_SUPPORT
197 privileged_utmp (RESTORE); 218 privileged_utmp (RESTORE);
198#endif 219#endif
199 220
221 pty.put ();
222}
223
224rxvt_term::~rxvt_term ()
225{
226 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
227
228 termlist.erase (find (termlist.begin (), termlist.end(), this));
229
230 emergency_cleanup ();
231
232#if ENABLE_STYLES
233 for (int i = RS_styleCount; --i; )
234 if (fontset[i] != fontset[0])
235 delete fontset[i];
236#endif
200 delete TermWin.fontset; 237 delete fontset[0];
201 238
202 if (display) 239 if (display)
203 { 240 {
241 dDisp;
242
204 selection_clear (); 243 selection_clear ();
205 244
245#ifdef USE_XIM
246 im_destroy ();
247#endif
206#ifdef MENUBAR 248#ifdef MENUBAR
207 if (menubarGC) XFreeGC (display->display, menubarGC); 249 if (menubarGC) XFreeGC (disp, menubarGC);
208#endif 250#endif
209#ifdef XTERM_SCROLLBAR 251#ifdef XTERM_SCROLLBAR
210 if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC); 252 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
211 if (ShadowGC) XFreeGC (display->display, ShadowGC); 253 if (ShadowGC) XFreeGC (disp, ShadowGC);
212#endif 254#endif
213#ifdef PLAIN_SCROLLBAR 255#ifdef PLAIN_SCROLLBAR
214 if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC); 256 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
215#endif 257#endif
216#ifdef NEXT_SCROLLBAR 258#ifdef NEXT_SCROLLBAR
217 if (blackGC) XFreeGC (display->display, blackGC); 259 if (blackGC) XFreeGC (disp, blackGC);
218 if (whiteGC) XFreeGC (display->display, whiteGC); 260 if (whiteGC) XFreeGC (disp, whiteGC);
219 if (grayGC) XFreeGC (display->display, grayGC); 261 if (grayGC) XFreeGC (disp, grayGC);
220 if (darkGC) XFreeGC (display->display, darkGC); 262 if (darkGC) XFreeGC (disp, darkGC);
221 if (stippleGC) XFreeGC (display->display, stippleGC); 263 if (stippleGC) XFreeGC (disp, stippleGC);
222 if (dimple) XFreePixmap (display->display, dimple); 264 if (dimple) XFreePixmap (disp, dimple);
223 if (upArrow) XFreePixmap (display->display, upArrow); 265 if (upArrow) XFreePixmap (disp, upArrow);
224 if (downArrow) XFreePixmap (display->display, downArrow); 266 if (downArrow) XFreePixmap (disp, downArrow);
225 if (upArrowHi) XFreePixmap (display->display, upArrowHi); 267 if (upArrowHi) XFreePixmap (disp, upArrowHi);
226 if (downArrowHi) XFreePixmap (display->display, downArrowHi); 268 if (downArrowHi) XFreePixmap (disp, downArrowHi);
227#endif 269#endif
228#if defined(MENUBAR) || defined(RXVT_SCROLLBAR) 270#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
229 if (topShadowGC) XFreeGC (display->display, topShadowGC); 271 if (topShadowGC) XFreeGC (disp, topShadowGC);
230 if (botShadowGC) XFreeGC (display->display, botShadowGC); 272 if (botShadowGC) XFreeGC (disp, botShadowGC);
231 if (scrollbarGC) XFreeGC (display->display, scrollbarGC); 273 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
232#endif 274#endif
233 if (TermWin.gc) XFreeGC (display->display, TermWin.gc); 275 if (gc) XFreeGC (disp, gc);
234 276
235#if defined(MENUBAR) && (MENUBAR_MAX > 1) 277#if defined(MENUBAR) && (MENUBAR_MAX > 1)
236 delete menuBar.drawable; 278 delete menuBar.drawable;
237 //if (menuBar.win) 279 //if (menuBar.win)
238 // XDestroyWindow (display->display, menuBar.win); 280 // XDestroyWindow (disp, menuBar.win);
239#endif 281#endif
240 delete TermWin.drawable; 282 delete drawable;
241 // destroy all windows 283 // destroy all windows
242 if (TermWin.parent[0]) 284 if (parent[0])
243 XDestroyWindow (display->display, TermWin.parent[0]); 285 XDestroyWindow (disp, parent[0]);
244 } 286 }
245 287
246 // TODO: free pixcolours, colours should become part of rxvt_display 288 // TODO: free pixcolours, colours should become part of rxvt_display
247
248 delete PixColorsFocused; 289 delete pix_colors_focused;
249#ifdef OFF_FOCUS_FADING 290#if OFF_FOCUS_FADING
250 delete PixColorsUnFocused; 291 delete pix_colors_unfocused;
251#endif 292#endif
252 293
253 displays.put (display); 294 displays.put (display);
254 295
255 scr_release (); 296 scr_release ();
256 297
257 /* clear all resources */ 298 /* clear all resources */
258 for (int i = 0; i < allocated.size (); i++) 299 for (int i = 0; i < allocated.size (); i++)
259 free (allocated[i]); 300 free (allocated [i]);
260 301
261 free (selection.text); 302 free (selection.text);
262 // TODO: manage env vars in child only(!) 303 // TODO: manage env vars in child only(!)
263 free (env_windowid); 304 free (env_windowid);
264 free (env_display); 305 free (env_display);
265 free (env_term); 306 free (env_term);
266 free (env_colorfgbg); 307 free (env_colorfgbg);
267 free (locale); 308 free (locale);
268#if 0 309 free (v_buffer);
269 free (codeset); 310 free (incr_buf);
270#endif
271 311
272 delete envv; 312 delete envv;
273 delete argv; 313 delete argv;
314
315#ifdef KEYSYM_RESOURCE
316 delete keyboard;
317#endif
318}
319
320void
321rxvt_term::child_exit ()
322{
323 cmd_pid = 0;
324
325 if (!OPTION (Opt_hold))
326 destroy ();
274} 327}
275 328
276void 329void
277rxvt_term::destroy () 330rxvt_term::destroy ()
278{ 331{
332 if (destroy_ev.active)
333 return;
334
335#if ENABLE_OVERLAY
336 scr_overlay_off ();
337#endif
338
279 if (display) 339 if (display)
280 { 340 {
341#if USE_XIM
342 im_ev.stop (display);
343#endif
344#if HAVE_SCROLLBARS
345 scrollbar_ev.stop (display);
346#endif
347#if MENUBAR
348 menubar_ev.stop (display);
349#endif
350#if TRANSPARENT
281 rootwin_ev.stop (display); 351 rootwin_ev.stop (display);
352#endif
353 incr_ev.stop ();
282 termwin_ev.stop (display); 354 termwin_ev.stop (display);
283 vt_ev.stop (display); 355 vt_ev.stop (display);
284#ifdef USE_XIM
285 im_destroy ();
286 im_ev.stop (display);
287#endif
288#ifdef HAVE_SCROLLBARS
289 scrollbar_ev.stop (display);
290#endif
291#ifdef MENUBAR
292 menubar_ev.stop (display);
293#endif
294 } 356 }
295 357
296 check_ev.stop (); 358 check_ev.stop ();
297 pty_ev.stop (); 359 pty_ev.stop ();
298#ifdef CURSOR_BLINK 360#ifdef CURSOR_BLINK
315} 377}
316 378
317void 379void
318rxvt_term::destroy_cb (time_watcher &w) 380rxvt_term::destroy_cb (time_watcher &w)
319{ 381{
320 SET_R (this); 382 make_current ();
321 383
322 delete this; 384 delete this;
323} 385}
324 386
325/*----------------------------------------------------------------------*/ 387/*----------------------------------------------------------------------*/
326/* rxvt_init () */ 388/*
389 * Exit gracefully, clearing the utmp entry and restoring tty attributes
390 * TODO: if debugging, this should free up any known resources if we can
391 */
392static XErrorHandler old_xerror_handler;
393
394static void
395rxvt_emergency_cleanup ()
396{
397 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
398 (*t)->emergency_cleanup ();
399}
400
401#if ENABLE_FRILLS
402static void
403print_x_error (Display *dpy, XErrorEvent *event)
404{
405 char buffer[BUFSIZ];
406 char mesg[BUFSIZ];
407 char number[32];
408 char *mtype = "XlibMessage";
409 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
410 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
411 rxvt_warn ("An X Error occured, trying to continue after report.\n");
412 rxvt_warn ("%s: %s\n", mesg, buffer);
413 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
414 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
415 sprintf(number, "%d", event->request_code);
416 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
417 rxvt_warn ("(which is %s)\n", buffer);
418 if (event->request_code >= 128) {
419 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
420 mesg, BUFSIZ);
421 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
422 }
423 if ((event->error_code == BadWindow) ||
424 (event->error_code == BadPixmap) ||
425 (event->error_code == BadCursor) ||
426 (event->error_code == BadFont) ||
427 (event->error_code == BadDrawable) ||
428 (event->error_code == BadColor) ||
429 (event->error_code == BadGC) ||
430 (event->error_code == BadIDChoice) ||
431 (event->error_code == BadValue) ||
432 (event->error_code == BadAtom)) {
433 if (event->error_code == BadValue)
434 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
435 mesg, BUFSIZ);
436 else if (event->error_code == BadAtom)
437 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
438 mesg, BUFSIZ);
439 else
440 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
441 mesg, BUFSIZ);
442 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
443 }
444 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
445 mesg, BUFSIZ);
446 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
447}
448#endif
449
450int
451rxvt_xerror_handler (Display *display, XErrorEvent *event)
452{
453 if (GET_R->allowedxerror == -1)
454 GET_R->allowedxerror = event->error_code;
455 else
456 {
457 // GET_R is most likely not the terminal which caused the error,
458 // so just output the error and continue
459#if ENABLE_FRILLS
460 print_x_error (display, event);
461#else
462 old_xerror_handler (display, event);
463#endif
464 }
465
466 return 0;
467}
468
469int
470rxvt_xioerror_handler (Display *display)
471{
472 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
473 DisplayString (display));
474 rxvt_emergency_cleanup ();
475 _exit (EXIT_FAILURE);
476}
477
478/*----------------------------------------------------------------------*/
327bool 479bool
328rxvt_term::init (int argc, const char *const *argv) 480rxvt_term::init (int argc, const char *const *argv)
329{ 481{
330 SET_R (this); 482 SET_R (this);
483 set_locale ("");
484 set_environ (envv); // few things in X do not call setlocale :(
331 485
332 if (!init_vars ()) 486 if (!init_vars ())
333 return false; 487 return false;
488
489 init_secondary ();
490
491 const char **cmd_argv = init_resources (argc, argv);
492
493#ifdef KEYSYM_RESOURCE
494 keyboard->register_done ();
495#endif
496
497#if MENUBAR_MAX
498 menubar_read (rs[Rs_menu]);
499#endif
500#ifdef HAVE_SCROLLBARS
501 if (OPTION (Opt_scrollBar))
502 scrollBar.setIdle (); /* set existence for size calculations */
503#endif
504
505#if ENABLE_PERL
506 if (!rs[Rs_perl_ext_1])
507 rs[Rs_perl_ext_1] = "default";
508
509 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
510 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
511 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
512 {
513#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
514 // ignore some perl-related arguments if some bozo installed us set[ug]id
515 if (rxvt_tainted ())
516 {
517 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
518 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
519 {
520 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
521 rs[Rs_perl_lib] = 0;
522 rs[Rs_perl_eval] = 0;
523 }
524 }
525#endif
526 rxvt_perl.init (this);
527 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
528 }
529#endif
530
531 create_windows (argc, argv);
532
533 dDisp;
534
535 init_xlocale ();
536
537 scr_reset (); // initialize screen
538
539#if 0
540 XSynchronize (disp, True);
541#endif
542
543#ifdef HAVE_SCROLLBARS
544 if (OPTION (Opt_scrollBar))
545 resize_scrollbar (); /* create and map scrollbar */
546#endif
547#if (MENUBAR_MAX)
548 if (menubar_visible ())
549 XMapWindow (disp, menuBar.win);
550#endif
551#ifdef TRANSPARENT
552 if (OPTION (Opt_transparent))
553 {
554 XSelectInput (disp, display->root, PropertyChangeMask);
555 check_our_parents ();
556 rootwin_ev.start (display, display->root);
557 }
558#endif
559
560 XMapWindow (disp, vt);
561 XMapWindow (disp, parent[0]);
562
563 set_colorfgbg ();
564
565 init_command (cmd_argv);
566
567 free (cmd_argv);
568
569 if (pty.pty >= 0)
570 pty_ev.start (pty.pty, EVENT_READ);
571
572 check_ev.start ();
573
574 HOOK_INVOKE ((this, HOOK_START, DT_END));
575
576 return true;
577}
578
579static struct sig_handlers
580{
581 sig_watcher sw_chld, sw_term, sw_int;
582
583 void sig_chld (sig_watcher &w)
584 {
585 // we are being called for every SIGCHLD, find the corresponding term
586 int pid;
587
588 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
589 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
590 if (pid == (*t)->cmd_pid)
591 {
592 (*t)->child_exit ();
593 break;
594 }
595 }
596
597 /*
598 * Catch a fatal signal and tidy up before quitting
599 */
600 void
601 sig_term (sig_watcher &w)
602 {
603#ifdef DEBUG_CMD
604 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
605#endif
606 rxvt_emergency_cleanup ();
607 signal (w.signum, SIG_DFL);
608 kill (getpid (), w.signum);
609 }
610
611 sig_handlers ()
612 : sw_chld (this, &sig_handlers::sig_chld),
613 sw_term (this, &sig_handlers::sig_term),
614 sw_int (this, &sig_handlers::sig_term)
615 {
616 }
617} sig_handlers;
618
619char **rxvt_environ; // startup environment
620
621void
622rxvt_init ()
623{
624 rxvt_environ = environ;
334 625
335 /* 626 /*
336 * Save and then give up any super-user privileges 627 * Save and then give up any super-user privileges
337 * If we need privileges in any area then we must specifically request it. 628 * If we need privileges in any area then we must specifically request it.
338 * We should only need to be root in these cases: 629 * We should only need to be root in these cases:
339 * 1. write utmp entries on some systems 630 * 1. write utmp entries on some systems
340 * 2. chown tty on some systems 631 * 2. chown tty on some systems
341 */ 632 */
342 privileges (SAVE); 633 rxvt_privileges (SAVE);
343 privileges (IGNORE); 634 rxvt_privileges (IGNORE);
344 635
345 init_secondary (); 636 signal (SIGHUP, SIG_IGN);
637 signal (SIGPIPE, SIG_IGN);
346 638
347 const char **cmd_argv = init_resources (argc, argv); 639 sig_handlers.sw_chld.start (SIGCHLD);
348 640 sig_handlers.sw_term.start (SIGTERM);
349 set_locale (""); 641 sig_handlers.sw_int.start (SIGINT);
350
351#if MENUBAR_MAX
352 menubar_read (rs[Rs_menu]);
353#endif
354#ifdef HAVE_SCROLLBARS
355 if (Options & Opt_scrollBar)
356 scrollBar.setIdle (); /* set existence for size calculations */
357#endif
358
359 create_windows (argc, argv);
360
361 init_xlocale ();
362
363 scr_reset (); /* initialize screen */
364
365#if 0
366 XSynchronize (display->display, True);
367#endif
368
369#ifdef HAVE_SCROLLBARS
370 if (Options & Opt_scrollBar)
371 resize_scrollbar (); /* create and map scrollbar */
372#endif
373#if (MENUBAR_MAX)
374 if (menubar_visible ())
375 XMapWindow (display->display, menuBar.win);
376#endif
377#ifdef TRANSPARENT
378 if (Options & Opt_transparent)
379 {
380 XSelectInput (display->display, display->root, PropertyChangeMask);
381 check_our_parents ();
382 }
383#endif
384
385 rootwin_ev.start (display, display->root);
386
387 XMapWindow (display->display, TermWin.vt);
388 XMapWindow (display->display, TermWin.parent[0]);
389
390 init_command (cmd_argv);
391
392 pty_ev.start (cmd_fd, EVENT_READ);
393
394 check_ev.start ();
395
396 return true;
397}
398
399static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
400
401void
402rxvt_init_signals ()
403{
404 /* install exit handler for cleanup */
405#if 0
406#ifdef HAVE_ATEXIT
407 atexit (rxvt_clean_exit);
408#else
409#endif
410#endif
411
412 struct sigaction sa;
413
414 sigfillset (&sa.sa_mask);
415 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
416 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
417 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
418 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
419 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
420 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
421 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
422 642
423 /* need to trap SIGURG for SVR4 (Unixware) rlogin */ 643 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
424 /* signal (SIGURG, SIG_DFL); */ 644 /* signal (SIGURG, SIG_DFL); */
425 645
426 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); 646 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
647 // TODO: handle this with exceptions and tolerate the memory loss
427 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler); 648 XSetIOErrorHandler (rxvt_xioerror_handler);
428}
429 649
430/* ------------------------------------------------------------------------- * 650 XrmInitialize ();
431 * SIGNAL HANDLING & EXIT HANDLER *
432 * ------------------------------------------------------------------------- */
433/*
434 * Catch a SIGCHLD signal and exit if the direct child has died
435 */
436
437void rxvt_term::child_exited (int pid)
438{
439 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
440 if (pid == (*t)->cmd_pid)
441 {
442 (*t)->destroy ();
443 break;
444 }
445}
446
447/* ARGSUSED */
448/* EXTPROTO */
449RETSIGTYPE
450rxvt_Child_signal (int sig __attribute__ ((unused)))
451{
452 int pid, save_errno = errno;
453
454 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
455 rxvt_term::child_exited (pid);
456
457 errno = save_errno;
458}
459
460/*
461 * Catch a fatal signal and tidy up before quitting
462 */
463/* EXTPROTO */
464RETSIGTYPE
465rxvt_Exit_signal (int sig)
466{
467 signal (sig, SIG_DFL);
468#ifdef DEBUG_CMD
469 rxvt_warn ("caught signal %d, exiting.\n", sig);
470#endif
471 rxvt_clean_exit ();
472 kill (getpid (), sig);
473}
474
475/* INTPROTO */
476int
477rxvt_xerror_handler (Display *display, XErrorEvent *event)
478{
479 if (GET_R->allowedxerror == -1)
480 GET_R->allowedxerror = event->error_code;
481 else
482 {
483 old_xerror_handler (display, event);
484 GET_R->destroy ();
485 }
486
487 return 0;
488}
489
490/*----------------------------------------------------------------------*/
491/*
492 * Exit gracefully, clearing the utmp entry and restoring tty attributes
493 * TODO: if debugging, this should free up any known resources if we can
494 */
495/* EXTPROTO */
496void
497rxvt_clean_exit ()
498{
499 // TODO: rxvtd should clean up all ressources
500 if (GET_R)
501 GET_R->destroy ();
502} 651}
503 652
504/* ------------------------------------------------------------------------- * 653/* ------------------------------------------------------------------------- *
505 * MEMORY ALLOCATION WRAPPERS * 654 * MEMORY ALLOCATION WRAPPERS *
506 * ------------------------------------------------------------------------- */ 655 * ------------------------------------------------------------------------- */
507/* EXTPROTO */ 656void *
508void *
509rxvt_malloc (size_t size) 657rxvt_malloc (size_t size)
510{ 658{
511 void *p;
512
513 p = malloc (size); 659 void *p = malloc (size);
660
514 if (p) 661 if (!p)
662 rxvt_fatal ("memory allocation failure. aborting.\n");
663
515 return p; 664 return p;
516
517 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
518 rxvt_clean_exit ();
519 exit (EXIT_FAILURE);
520 /* NOTREACHED */
521} 665}
522 666
523/* EXTPROTO */ 667void *
524void *
525rxvt_calloc (size_t number, size_t size) 668rxvt_calloc (size_t number, size_t size)
526{ 669{
527 void *p;
528
529 p = calloc (number, size); 670 void *p = calloc (number, size);
671
530 if (p) 672 if (!p)
673 rxvt_fatal ("memory allocation failure. aborting.\n");
674
531 return p; 675 return p;
532
533 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
534 rxvt_clean_exit ();
535 exit (EXIT_FAILURE);
536 /* NOTREACHED */
537} 676}
538 677
539/* EXTPROTO */
540void * 678void *
541rxvt_realloc (void *ptr, size_t size) 679rxvt_realloc (void *ptr, size_t size)
542{ 680{
543 void *p;
544
545 if (ptr)
546 p = realloc (ptr, size); 681 void *p = realloc (ptr, size);
547 else 682
548 p = malloc (size);
549 if (p) 683 if (!p)
684 rxvt_fatal ("memory allocation failure. aborting.\n");
685
550 return p; 686 return p;
551
552 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
553 rxvt_clean_exit ();
554 exit (EXIT_FAILURE);
555 /* NOTREACHED */
556} 687}
557 688
558/* ------------------------------------------------------------------------- * 689/* ------------------------------------------------------------------------- *
559 * PRIVILEGED OPERATIONS * 690 * PRIVILEGED OPERATIONS *
560 * ------------------------------------------------------------------------- */ 691 * ------------------------------------------------------------------------- */
561/* take care of suid/sgid super-user (root) privileges */ 692/* take care of suid/sgid super-user (root) privileges */
562void 693void
563rxvt_term::privileges (int mode) 694rxvt_privileges (rxvt_privaction action)
564{ 695{
565#if ! defined(__CYGWIN32__) 696#if ! defined(__CYGWIN32__)
566# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 697# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
567 /* setreuid () is the poor man's setuid (), seteuid () */ 698 /* setreuid () is the poor man's setuid (), seteuid () */
568# define seteuid(a) setreuid(-1, (a)) 699# define seteuid(a) setreuid(-1, (a))
569# define setegid(a) setregid(-1, (a)) 700# define setegid(a) setregid(-1, (a))
570# define HAVE_SETEUID 701# define HAVE_SETEUID
571# endif 702# endif
572# ifdef HAVE_SETEUID 703# ifdef HAVE_SETEUID
573 switch (mode) 704 switch (action)
574 { 705 {
575 case IGNORE: 706 case IGNORE:
576 /* 707 /*
577 * change effective uid/gid - not real uid/gid - so we can switch 708 * change effective uid/gid - not real uid/gid - so we can switch
578 * back to root later, as required 709 * back to root later, as required
579 */ 710 */
711 setegid (getgid ());
580 seteuid (getuid ()); 712 seteuid (getuid ());
581 setegid (getgid ());
582 break; 713 break;
583 case SAVE: 714 case SAVE:
584 euid = geteuid ();
585 egid = getegid (); 715 saved_egid = getegid ();
716 saved_euid = geteuid ();
586 break; 717 break;
587 case RESTORE: 718 case RESTORE:
588 seteuid (euid);
589 setegid (egid); 719 setegid (saved_egid);
720 seteuid (saved_euid);
590 break; 721 break;
591 } 722 }
592# else 723# else
593 switch (mode) 724 switch (action)
594 { 725 {
595 case IGNORE: 726 case IGNORE:
727 setgid (getgid ());
596 setuid (getuid ()); 728 setuid (getuid ());
597 setgid (getgid ());
598 /* FALLTHROUGH */ 729 /* FALLTHROUGH */
599 case SAVE: 730 case SAVE:
600 /* FALLTHROUGH */ 731 /* FALLTHROUGH */
601 case RESTORE: 732 case RESTORE:
602 break; 733 break;
605#endif 736#endif
606} 737}
607 738
608#ifdef UTMP_SUPPORT 739#ifdef UTMP_SUPPORT
609void 740void
610rxvt_term::privileged_utmp (char action) 741rxvt_term::privileged_utmp (rxvt_privaction action)
611{ 742{
612 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)", 743 if (OPTION (Opt_utmpInhibit)
613 action, next_utmp_action, getpid ())); 744 || !pty.name || !*pty.name)
614 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
615 || (Options & Opt_utmpInhibit)
616 || ttydev == NULL || *ttydev == '\0')
617 return; 745 return;
618 746
619 privileges (RESTORE); 747 rxvt_privileges (RESTORE);
748
620 if (action == SAVE) 749 if (action == SAVE)
621 {
622 next_utmp_action = RESTORE;
623 makeutent (ttydev, rs[Rs_display_name]); 750 makeutent (pty.name, rs[Rs_display_name]);
624 }
625 else 751 else
626 { /* action == RESTORE */
627 next_utmp_action = IGNORE;
628 cleanutent (); 752 cleanutent ();
629 } 753
630 privileges (IGNORE); 754 rxvt_privileges (IGNORE);
631}
632#endif
633
634#ifndef NO_SETOWNER_TTYDEV
635void
636rxvt_term::privileged_ttydev (char action)
637{
638 D_MAIN ((stderr,
639 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
640 action, next_tty_action, getpid ()));
641 if (next_tty_action != action || (action != SAVE && action != RESTORE)
642 || ttydev == NULL || *ttydev == '\0')
643 return;
644
645 privileges (RESTORE);
646
647 if (action == SAVE)
648 {
649 next_tty_action = RESTORE;
650# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
652 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
653 next_tty_action = IGNORE;
654 else
655# endif
656
657 {
658 chown (ttydev, getuid (), ttygid); /* fail silently */
659 chmod (ttydev, ttymode);
660# ifdef HAVE_REVOKE
661 revoke (ttydev);
662# endif
663
664 }
665 }
666 else
667 { /* action == RESTORE */
668 next_tty_action = IGNORE;
669# ifndef RESET_TTY_TO_COMMON_DEFAULTS
670 chmod (ttydev, ttyfd_stat.st_mode);
671 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
672# else
673 chmod (ttydev,
674 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
675 chown (ttydev, 0, 0);
676# endif
677
678 }
679
680 privileges (IGNORE);
681
682# ifndef RESET_TTY_TO_COMMON_DEFAULTS
683 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
684 action == RESTORE ? "Restoring" : (action ==
685 SAVE ? "Saving" :
686 "UNKNOWN ERROR for"), ttydev,
687 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
688 ttyfd_stat.st_gid));
689# endif
690} 755}
691#endif 756#endif
692 757
693/*----------------------------------------------------------------------*/ 758/*----------------------------------------------------------------------*/
694/* 759/*
695 * window size/position calculcations for XSizeHint and other storage. 760 * window size/position calculcations for XSizeHint and other storage.
696 * if width/height are non-zero then override calculated width/height 761 * if width/height are non-zero then override calculated width/height
697 */ 762 */
698void 763void
699rxvt_term::window_calc (unsigned int width, unsigned int height) 764rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
700{ 765{
701 short recalc_x, recalc_y; 766 short recalc_x, recalc_y;
702 int x, y, sb_w, mb_h, flags; 767 int x, y, sb_w, mb_h, flags;
703 unsigned int w, h; 768 unsigned int w, h;
704 unsigned int max_width, max_height; 769 unsigned int max_width, max_height;
770 dDisp;
705 771
706 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 772 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
707 TermWin.ncol, TermWin.nrow, szHint.width, 773 ncol, nrow, szHint.width, szHint.height));
708 szHint.height)); 774
709 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 775 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
710 szHint.win_gravity = NorthWestGravity; 776 szHint.win_gravity = NorthWestGravity;
711 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 777 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
712 778
713 recalc_x = recalc_y = 0; 779 recalc_x = recalc_y = 0;
714 flags = 0; 780 flags = 0;
781
715 if (!parsed_geometry) 782 if (!parsed_geometry)
716 { 783 {
717 parsed_geometry = 1; 784 parsed_geometry = 1;
785
718 if (rs[Rs_geometry]) 786 if (rs[Rs_geometry])
719 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 787 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
788
720 if (flags & WidthValue) 789 if (flags & WidthValue)
721 { 790 {
722 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 791 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
723 szHint.flags |= USSize; 792 szHint.flags |= USSize;
724 } 793 }
794
725 if (flags & HeightValue) 795 if (flags & HeightValue)
726 { 796 {
727 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 797 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
728 szHint.flags |= USSize; 798 szHint.flags |= USSize;
729 } 799 }
800
730 if (flags & XValue) 801 if (flags & XValue)
731 { 802 {
732 szHint.x = x; 803 szHint.x = x;
733 szHint.flags |= USPosition; 804 szHint.flags |= USPosition;
805
734 if (flags & XNegative) 806 if (flags & XNegative)
735 { 807 {
736 recalc_x = 1; 808 recalc_x = 1;
737 szHint.win_gravity = NorthEastGravity; 809 szHint.win_gravity = NorthEastGravity;
738 } 810 }
739 } 811 }
812
740 if (flags & YValue) 813 if (flags & YValue)
741 { 814 {
742 szHint.y = y; 815 szHint.y = y;
743 szHint.flags |= USPosition; 816 szHint.flags |= USPosition;
817
744 if (flags & YNegative) 818 if (flags & YNegative)
745 { 819 {
746 recalc_y = 1; 820 recalc_y = 1;
821
747 if (szHint.win_gravity == NorthEastGravity) 822 if (szHint.win_gravity == NorthEastGravity)
748 szHint.win_gravity = SouthEastGravity; 823 szHint.win_gravity = SouthEastGravity;
749 else 824 else
750 szHint.win_gravity = SouthWestGravity; 825 szHint.win_gravity = SouthWestGravity;
751 } 826 }
752 } 827 }
753 } 828 }
754 829
755 /* TODO: BOUNDS */ 830 /* TODO: BOUNDS */
756 TermWin.width = TermWin.ncol * TermWin.fwidth; 831 width = ncol * fwidth;
757 TermWin.height = TermWin.nrow * TermWin.fheight; 832 height = nrow * fheight;
758 max_width = MAX_COLS * TermWin.fwidth; 833 max_width = MAX_COLS * fwidth;
759 max_height = MAX_ROWS * TermWin.fheight; 834 max_height = MAX_ROWS * fheight;
760 835
761 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 836 szHint.base_width = szHint.base_height = 2 * int_bwidth;
762 837
763 sb_w = mb_h = 0; 838 sb_w = mb_h = 0;
764 window_vt_x = window_vt_y = TermWin.int_bwidth; 839 window_vt_x = window_vt_y = int_bwidth;
765 840
766 if (scrollbar_visible ()) 841 if (scrollbar_visible ())
767 { 842 {
768 sb_w = scrollbar_TotalWidth (); 843 sb_w = scrollbar_TotalWidth ();
769 szHint.base_width += sb_w; 844 szHint.base_width += sb_w;
770 if (!(Options & Opt_scrollBar_right)) 845 if (!OPTION (Opt_scrollBar_right))
771 window_vt_x += sb_w; 846 window_vt_x += sb_w;
772 } 847 }
773 848
774 if (menubar_visible ()) 849 if (menubar_visible ())
775 { 850 {
776 mb_h = menuBar_TotalHeight (); 851 mb_h = menuBar_TotalHeight ();
777 szHint.base_height += mb_h; 852 szHint.base_height += mb_h;
778 window_vt_y += mb_h; 853 window_vt_y += mb_h;
779 } 854 }
780 855
781 szHint.width_inc = TermWin.fwidth; 856 szHint.width_inc = fwidth;
782 szHint.height_inc = TermWin.fheight; 857 szHint.height_inc = fheight;
783 szHint.min_width = szHint.base_width + szHint.width_inc; 858 szHint.min_width = szHint.base_width + szHint.width_inc;
784 szHint.min_height = szHint.base_height + szHint.height_inc; 859 szHint.min_height = szHint.base_height + szHint.height_inc;
785 860
786 if (width && width - szHint.base_width < max_width) 861 if (newwidth && newwidth - szHint.base_width < max_width)
787 { 862 {
788 szHint.width = width; 863 szHint.width = newwidth;
789 TermWin.width = width - szHint.base_width; 864 width = newwidth - szHint.base_width;
790 } 865 }
791 else 866 else
792 { 867 {
793 MIN_IT (TermWin.width, max_width); 868 min_it (width, max_width);
794 szHint.width = szHint.base_width + TermWin.width; 869 szHint.width = szHint.base_width + width;
795 } 870 }
796 871
797 if (height && height - szHint.base_height < max_height) 872 if (newheight && newheight - szHint.base_height < max_height)
798 { 873 {
799 szHint.height = height; 874 szHint.height = newheight;
800 TermWin.height = height - szHint.base_height; 875 height = newheight - szHint.base_height;
801 } 876 }
802 else 877 else
803 { 878 {
804 MIN_IT (TermWin.height, max_height); 879 min_it (height, max_height);
805 szHint.height = szHint.base_height + TermWin.height; 880 szHint.height = szHint.base_height + height;
806 } 881 }
807 882
808 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 883 if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
809 window_sb_x = szHint.width - sb_w; 884 window_sb_x = szHint.width - sb_w;
810 885
811 if (recalc_x) 886 if (recalc_x)
812 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 887 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
813 - szHint.width - 2 * TermWin.ext_bwidth);
814 if (recalc_y) 888 if (recalc_y)
815 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 889 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
816 - szHint.height - 2 * TermWin.ext_bwidth);
817 890
818 TermWin.ncol = TermWin.width / TermWin.fwidth; 891 ncol = width / fwidth;
819 TermWin.nrow = TermWin.height / TermWin.fheight; 892 nrow = height / fheight;
820 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 893 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
821 TermWin.ncol, TermWin.nrow, szHint.width, 894 ncol, nrow, szHint.width,
822 szHint.height)); 895 szHint.height));
823 return; 896 return;
824} 897}
825 898
826/*----------------------------------------------------------------------*/ 899/*----------------------------------------------------------------------*/
829 * Called after a window size change. 902 * Called after a window size change.
830 */ 903 */
831void 904void
832rxvt_term::tt_winch () 905rxvt_term::tt_winch ()
833{ 906{
907 if (pty.pty < 0)
908 return;
909
834 struct winsize ws; 910 struct winsize ws;
835 911
836 if (cmd_fd < 0)
837 return;
838
839 ws.ws_col = TermWin.ncol; 912 ws.ws_col = ncol;
840 ws.ws_row = TermWin.nrow; 913 ws.ws_row = nrow;
841 ws.ws_xpixel = ws.ws_ypixel = 0; 914 ws.ws_xpixel = width;
842#ifndef DEBUG_SIZE 915 ws.ws_ypixel = height;
843 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 916 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
844#else 917
845 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 918#if 0
846 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 919 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
847# ifdef SIGWINCH
848 else if (cmd_pid) /* force through to the command */ 920 if (cmd_pid) /* force through to the command */
849 kill (cmd_pid, SIGWINCH); 921 kill (-cmd_pid, SIGWINCH);
850# endif
851#endif 922#endif
852} 923}
853 924
854/*----------------------------------------------------------------------*/ 925/*----------------------------------------------------------------------*/
855/* rxvt_change_font () - Switch to a new font */ 926/* set_fonts () - load and set the various fonts
856/* 927 *
857 * init = 1 - initialize 928 * init = 1 - initialize
858 * 929 *
859 * fontname == FONT_UP - switch to bigger font 930 * fontname == FONT_UP - switch to bigger font
860 * fontname == FONT_DN - switch to smaller font 931 * fontname == FONT_DN - switch to smaller font
861 */ 932 */
862bool 933bool
863rxvt_term::change_font (const char *fontname) 934rxvt_term::set_fonts ()
864{ 935{
865 if (fontname == FONT_UP)
866 {
867 // TODO
868 }
869 else if (fontname == FONT_DN)
870 {
871 // TODO
872 }
873 else
874 {
875 rxvt_fontset *fs = new rxvt_fontset (this); 936 rxvt_fontset *fs = new rxvt_fontset (this);
937 rxvt_fontprop prop;
876 938
877 if (fs && fs->populate (fontname ? fontname : "fixed")) 939 if (!fs
940 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
941 || !fs->realize_font (1))
942 {
943 delete fs;
944 return false;
945 }
946
947#if ENABLE_STYLES
948 for (int i = RS_styleCount; --i; )
949 if (fontset[i] != fontset[0])
950 delete fontset[i];
951#endif
952
953 delete fontset[0];
954 fontset[0] = fs;
955
956 prop = (*fs)[1]->properties ();
957 prop.height += lineSpace;
958 fs->set_prop (prop);
959
960 fwidth = prop.width;
961 fheight = prop.height;
962 fbase = prop.ascent;
963
964 for (int style = 1; style < 4; style++)
965 {
966#if ENABLE_STYLES
967 const char *res = rs[Rs_font + style];
968
969 if (res && !*res)
970 fontset[style] = fontset[0];
971 else
878 { 972 {
879 delete TermWin.fontset; 973 fontset[style] = fs = new rxvt_fontset (this);
880 TermWin.fontset = fs; 974 rxvt_fontprop prop2 = prop;
881 TermWin.fwidth = fs->base_font ()->width;
882 TermWin.fheight = fs->base_font ()->height;
883 TermWin.fbase = fs->base_font ()->ascent;
884 975
885 if (TermWin.parent[0]) 976 if (res)
977 prop2.weight = prop2.slant = rxvt_fontprop::unset;
978 else
886 { 979 {
887 resize_all_windows (0, 0, 0); 980 res = fontset[0]->fontdesc;
888 scr_remap_chars (); 981
889 scr_touch (true); 982 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
983 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
890 } 984 }
891 985
892 for (unicode_t ch = 0x20; ch <= 0x7f; ch++) 986 fs->populate (res);
893 TermWin.ascii_map [ch - 0x20] = fs->find_font (ch); 987 fs->set_prop (prop2);
894
895 return true;
896 } 988 }
989#else
990 fontset[style] = fontset[0];
991#endif
992 }
993
994 if (parent[0])
897 } 995 {
996 resize_all_windows (0, 0, 0);
997 scr_remap_chars ();
998 scr_touch (true);
999 }
898 1000
899 return false; 1001 return true;
900} 1002}
901 1003
902bool 1004void rxvt_term::set_string_property (Atom prop, const char *str, int len)
903rxvt_term::font_up_down (int n, int direction)
904{ 1005{
905 return false; 1006 XChangeProperty (display->display, parent[0],
1007 prop, XA_STRING, 8, PropModeReplace,
1008 (const unsigned char *)str, len >= 0 ? len : strlen (str));
1009}
1010
1011void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
1012{
1013 wchar_t *ws = rxvt_mbstowcs (str, len);
1014 char *s = rxvt_wcstoutf8 (ws);
1015
1016 XChangeProperty (display->display, parent[0],
1017 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1018 (const unsigned char *)s, strlen (s));
1019
1020 free (s);
1021 free (ws);
906} 1022}
907 1023
908/*----------------------------------------------------------------------*/ 1024/*----------------------------------------------------------------------*/
909/*----------------------------------------------------------------------*/ 1025/*----------------------------------------------------------------------*/
910/* xterm sequences - title, iconName, color (exptl) */ 1026/* xterm sequences - title, iconName, color (exptl) */
911void 1027void
912rxvt_term::set_title (const char *str) 1028rxvt_term::set_title (const char *str)
913{ 1029{
914#ifdef SMART_WINDOW_TITLE 1030 set_string_property (XA_WM_NAME, str);
915 char *name; 1031#if ENABLE_EWMH
916 1032 set_utf8_property (xa[XA_NET_WM_NAME], str);
917 if (!XFetchName (display->display, TermWin.parent[0], &name))
918 name = NULL;
919
920 if (name == NULL || STRCMP (name, str))
921#endif
922 XStoreName (display->display, TermWin.parent[0], str);
923
924#ifdef SMART_WINDOW_TITLE
925 if (name)
926 XFree (name);
927#endif 1033#endif
928} 1034}
929 1035
930void 1036void
931rxvt_term::set_icon_name (const char *str) 1037rxvt_term::set_icon_name (const char *str)
932{ 1038{
933#ifdef SMART_WINDOW_TITLE 1039 set_string_property (XA_WM_ICON_NAME, str);
934 char *name; 1040#if ENABLE_EWMH
935 1041 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
936 if (!XGetIconName (display->display, TermWin.parent[0], &name))
937 name = NULL;
938
939 if (name == NULL || STRCMP (name, str))
940#endif
941 XSetIconName (display->display, TermWin.parent[0], str);
942
943#ifdef SMART_WINDOW_TITLE
944 if (name)
945 XFree (name);
946#endif 1042#endif
947} 1043}
948 1044
949#ifdef XTERM_COLOR_CHANGE 1045#ifdef XTERM_COLOR_CHANGE
950void 1046void
958 1054
959 /* handle color aliases */ 1055 /* handle color aliases */
960 if (isdigit (*color)) 1056 if (isdigit (*color))
961 { 1057 {
962 i = atoi (color); 1058 i = atoi (color);
1059
963 if (i >= 8 && i <= 15) 1060 if (i >= 8 && i <= 15)
964 { /* bright colors */ 1061 { /* bright colors */
965 i -= 8; 1062 i -= 8;
966# ifndef NO_BRIGHTCOLOR
967 PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i]; 1063 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
968 SET_PIXCOLOR (idx); 1064 SET_PIXCOLOR (idx);
969 goto Done; 1065 goto done;
970# endif
971
972 } 1066 }
1067
973 if (i >= 0 && i <= 7) 1068 if (i >= 0 && i <= 7)
974 { /* normal colors */ 1069 { /* normal colors */
975 PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i]; 1070 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
976 SET_PIXCOLOR (idx); 1071 SET_PIXCOLOR (idx);
977 goto Done; 1072 goto done;
978 } 1073 }
979 } 1074 }
980 1075
981 if (!rXParseAllocColor (& xcol, color)) 1076 if (!rXParseAllocColor (&xcol, color))
982 return; 1077 return;
983 1078
984 /* XStoreColor (display->display, display->cmap, XColor*); */ 1079 /* XStoreColor (display->display, display->cmap, XColor*); */
985 1080
986 /* 1081 /*
987 * FIXME: should free colors here, but no idea how to do it so instead, 1082 * FIXME: should free colors here, but no idea how to do it so instead,
988 * so just keep gobbling up the colormap 1083 * so just keep gobbling up the colormap
989 */ 1084 */
990# if 0 1085# if 0
991 for (i = Color_Black; i <= Color_White; i++) 1086 for (i = Color_Black; i <= Color_White; i++)
992 if (PixColors[idx] == PixColors[i]) 1087 if (pix_colors[idx] == pix_colors[i])
993 break; 1088 break;
994 if (i > Color_White) 1089 if (i > Color_White)
995 { 1090 {
996 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 1091 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
997 XFreeColors (display->display, display->cmap, (PixColors + idx), 1, 1092 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
998 DisplayPlanes (display->display, display->screen)); 1093 DisplayPlanes (display->display, display->screen));
999 } 1094 }
1000# endif 1095# endif
1001 1096
1002 PixColorsFocused[idx] = xcol; 1097 pix_colors_focused[idx] = xcol;
1003 SET_PIXCOLOR (idx); 1098 SET_PIXCOLOR (idx);
1004 1099
1005 /* XSetWindowAttributes attr; */ 1100 /* XSetWindowAttributes attr; */
1006 /* Cursor cursor; */ 1101 /* Cursor cursor; */
1007Done: 1102done:
1103
1008#ifdef OFF_FOCUS_FADING 1104#if OFF_FOCUS_FADING
1105 if (rs[Rs_fade])
1009 PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade])); 1106 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1010#endif 1107#endif
1011 if (idx == Color_bg && ! (Options & Opt_transparent))
1012 XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
1013 1108
1014 /* handle Color_BD, scrollbar background, etc. */ 1109 /*TODO: handle Color_BD, scrollbar background, etc. */
1015 1110
1016 set_colorfgbg ();
1017 recolour_cursor (); 1111 recolour_cursor ();
1018 scr_touch (true); 1112 scr_recolour ();
1019} 1113}
1020 1114
1021#else 1115#else
1022# define set_window_color (idx,color) ((void)0) 1116# define set_window_color (idx,color) ((void)0)
1023#endif /* XTERM_COLOR_CHANGE */ 1117#endif /* XTERM_COLOR_CHANGE */
1025void 1119void
1026rxvt_term::recolour_cursor () 1120rxvt_term::recolour_cursor ()
1027{ 1121{
1028 XColor xcol[2]; 1122 XColor xcol[2];
1029 1123
1030 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg]; 1124 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1031 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg]; 1125 ? pix_colors_focused[Color_pointer_fg]
1126 : pix_colors_focused[Color_fg];
1127 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1128 ? pix_colors_focused[Color_pointer_bg]
1129 : pix_colors_focused[Color_bg];
1130
1032 XQueryColors (display->display, display->cmap, xcol, 2); 1131 XQueryColors (display->display, display->cmap, xcol, 2);
1033 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1); 1132 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1034} 1133}
1035 1134
1036/*----------------------------------------------------------------------*/ 1135/*----------------------------------------------------------------------*/
1038 * find if fg/bg matches any of the normal (low-intensity) colors 1137 * find if fg/bg matches any of the normal (low-intensity) colors
1039 */ 1138 */
1040void 1139void
1041rxvt_term::set_colorfgbg () 1140rxvt_term::set_colorfgbg ()
1042{ 1141{
1043 unsigned int i; 1142 unsigned int i;
1044 const char *xpmb = "\0"; 1143 const char *xpmb = "\0";
1045 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 1144 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1046 1145
1047 env_colorfgbg =
1048 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1); 1146 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1049 STRCPY (fstr, "default"); 1147 strcpy (fstr, "default");
1050 STRCPY (bstr, "default"); 1148 strcpy (bstr, "default");
1051 for (i = Color_Black; i <= Color_White; i++) 1149 for (i = Color_Black; i <= Color_White; i++)
1052 if (PixColors[Color_fg] == PixColors[i]) 1150 if (pix_colors[Color_fg] == pix_colors[i])
1053 { 1151 {
1054 sprintf (fstr, "%d", (i - Color_Black)); 1152 sprintf (fstr, "%d", (i - Color_Black));
1055 break; 1153 break;
1056 } 1154 }
1155
1057 for (i = Color_Black; i <= Color_White; i++) 1156 for (i = Color_Black; i <= Color_White; i++)
1058 if (PixColors[Color_bg] == PixColors[i]) 1157 if (pix_colors[Color_bg] == pix_colors[i])
1059 { 1158 {
1060 sprintf (bstr, "%d", (i - Color_Black)); 1159 sprintf (bstr, "%d", (i - Color_Black));
1061#ifdef XPM_BACKGROUND 1160#ifdef XPM_BACKGROUND
1062 xpmb = "default;"; 1161 xpmb = "default;";
1063#endif 1162#endif
1064 break; 1163 break;
1065 } 1164 }
1066 1165
1067 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1166 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1068
1069#ifndef NO_BRIGHTCOLOR
1070 colorfgbg = DEFAULT_RSTYLE;
1071 for (i = minCOLOR; i <= maxCOLOR; i++)
1072 {
1073 if (PixColors[Color_fg] == PixColors[i])
1074 colorfgbg = SET_FGCOLOR (colorfgbg, i);
1075 if (PixColors[Color_bg] == PixColors[i])
1076 colorfgbg = SET_BGCOLOR (colorfgbg, i);
1077 }
1078#endif
1079} 1167}
1080 1168
1081/*----------------------------------------------------------------------*/ 1169/*----------------------------------------------------------------------*/
1082/*
1083 * Colour determination for low colour displays, routine from
1084 * Hans de Goede <hans@highrise.nl>
1085 */
1086 1170
1087int 1171int
1088rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1172rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1089{ 1173{
1090 if (!screen_in_out->set (display, colour)) 1174 if (!screen_in_out->set (display, colour))
1098 1182
1099/* -------------------------------------------------------------------- * 1183/* -------------------------------------------------------------------- *
1100 * - WINDOW RESIZING - * 1184 * - WINDOW RESIZING - *
1101 * -------------------------------------------------------------------- */ 1185 * -------------------------------------------------------------------- */
1102void 1186void
1103rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1187rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1104{ 1188{
1105 int fix_screen; 1189 int fix_screen;
1106
1107#ifdef SMART_RESIZE
1108 int old_width = szHint.width, old_height = szHint.height; 1190 int old_width = szHint.width, old_height = szHint.height;
1109#endif 1191 dDisp;
1110 1192
1111 window_calc (width, height); 1193 window_calc (newwidth, newheight);
1112 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1194 XSetWMNormalHints (disp, parent[0], &szHint);
1113 1195
1114 if (!ignoreparent) 1196 if (!ignoreparent)
1115 { 1197 {
1116#ifdef SMART_RESIZE 1198#ifdef SMART_RESIZE
1117 /* 1199 /*
1121 int x, y, x1, y1; 1203 int x, y, x1, y1;
1122 int dx, dy; 1204 int dx, dy;
1123 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1205 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1124 Window unused_cr; 1206 Window unused_cr;
1125 1207
1126 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1208 XTranslateCoordinates (disp, parent[0], display->root,
1127 0, 0, &x, &y, &unused_cr); 1209 0, 0, &x, &y, &unused_cr);
1128 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1210 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1129 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1211 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1130 /* 1212 /*
1131 * if display->root isn't the parent window, a WM will probably have offset 1213 * if display->root isn't the parent window, a WM will probably have offset
1132 * our position for handles and decorations. Counter it 1214 * our position for handles and decorations. Counter it
1133 */ 1215 */
1135 { 1217 {
1136 x -= x1; 1218 x -= x1;
1137 y -= y1; 1219 y -= y1;
1138 } 1220 }
1139 1221
1140 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1222 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1141 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1223 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1142 dx = old_width - szHint.width; 1224 dx = old_width - szHint.width;
1143 dy = old_height - szHint.height; 1225 dy = old_height - szHint.height;
1144 1226
1145 /* Check position of the center of the window */ 1227 /* Check position of the center of the window */
1146 if (x < x1) /* left half */ 1228 if (x < x1) /* left half */
1150 if (y < y1) /* top half */ 1232 if (y < y1) /* top half */
1151 dy = 0; 1233 dy = 0;
1152 else if (y == y1) /* exact center */ 1234 else if (y == y1) /* exact center */
1153 dy /= 2; 1235 dy /= 2;
1154 1236
1155 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1237 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1156 szHint.width, szHint.height); 1238 szHint.width, szHint.height);
1157#else 1239#else
1158 XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height); 1240 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1159#endif 1241#endif
1160 } 1242 }
1161 1243
1162 fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow; 1244 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1163 1245
1164 if (fix_screen || width != old_width || height != old_height) 1246 if (fix_screen || newwidth != old_width || newheight != old_height)
1165 { 1247 {
1166 if (scrollbar_visible ()) 1248 if (scrollbar_visible ())
1167 { 1249 {
1168 XMoveResizeWindow (display->display, scrollBar.win, 1250 XMoveResizeWindow (disp, scrollBar.win,
1169 window_sb_x, 0, 1251 window_sb_x, 0,
1170 scrollbar_TotalWidth (), szHint.height); 1252 scrollbar_TotalWidth (), szHint.height);
1171 resize_scrollbar (); 1253 resize_scrollbar ();
1172 } 1254 }
1173 1255
1174 if (menubar_visible ()) 1256 if (menubar_visible ())
1175 XMoveResizeWindow (display->display, menuBar.win, 1257 XMoveResizeWindow (disp, menuBar.win,
1176 window_vt_x, 0, 1258 window_vt_x, 0,
1177 TermWin_TotalWidth (), menuBar_TotalHeight ()); 1259 width, menuBar_TotalHeight ());
1178 1260
1179 XMoveResizeWindow (display->display, TermWin.vt, 1261 XMoveResizeWindow (disp, vt,
1180 window_vt_x, window_vt_y, 1262 window_vt_x, window_vt_y,
1181 TermWin_TotalWidth (), TermWin_TotalHeight ()); 1263 width, height);
1264
1182 scr_clear (); 1265 scr_clear ();
1183#ifdef XPM_BACKGROUND 1266#ifdef XPM_BACKGROUND
1184 resize_pixmap (); 1267 resize_pixmap ();
1185#endif 1268#endif
1186 } 1269 }
1191 int old_ncol = prev_ncol; 1274 int old_ncol = prev_ncol;
1192 1275
1193 /* scr_reset only works on the primary screen */ 1276 /* scr_reset only works on the primary screen */
1194 if (old_height) /* this is not the first time through */ 1277 if (old_height) /* this is not the first time through */
1195 { 1278 {
1196 unsigned int ncol = TermWin.ncol; 1279 unsigned int ocol = ncol;
1197 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1280 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1198 curr_screen = scr_change_screen (PRIMARY); 1281 curr_screen = scr_change_screen (PRIMARY);
1199 TermWin.ncol = ncol; 1282 ncol = ocol;
1200 } 1283 }
1201 1284
1202 scr_reset (); 1285 scr_reset ();
1203 1286
1204 if (curr_screen >= 0) /* this is not the first time through */ 1287 if (curr_screen >= 0) /* this is not the first time through */
1205 { 1288 {
1206 scr_change_screen (curr_screen); 1289 scr_change_screen (curr_screen);
1207 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1290 selection_check (old_ncol != ncol ? 4 : 0);
1208 } 1291 }
1209 } 1292 }
1210 1293
1211 old_width = szHint.width; 1294 old_width = szHint.width;
1212 old_height = szHint.height; 1295 old_height = szHint.height;
1296
1297#ifdef XPM_BACKGROUND
1298 if (pixmap)
1299 scr_touch (false);
1300#endif
1213 1301
1214#ifdef USE_XIM 1302#ifdef USE_XIM
1215 IMSetStatusPosition (); 1303 IMSetStatusPosition ();
1216#endif 1304#endif
1217} 1305}
1219/* 1307/*
1220 * Set the width/height of the vt window in characters. Units are pixels. 1308 * Set the width/height of the vt window in characters. Units are pixels.
1221 * good for toggling 80/132 columns 1309 * good for toggling 80/132 columns
1222 */ 1310 */
1223void 1311void
1224rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1312rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1225{ 1313{
1226 XWindowAttributes wattr; 1314 XWindowAttributes wattr;
1227 1315
1228 if (width == 0 || height == 0) 1316 if (newwidth == 0 || newheight == 0)
1229 { 1317 {
1230 XGetWindowAttributes (display->display, display->root, &wattr); 1318 XGetWindowAttributes (display->display, display->root, &wattr);
1319
1231 if (width == 0) 1320 if (newwidth == 0)
1232 width = wattr.width - szHint.base_width; 1321 newwidth = wattr.width - szHint.base_width;
1233 if (height == 0) 1322 if (newheight == 0)
1234 height = wattr.height - szHint.base_height; 1323 newheight = wattr.height - szHint.base_height;
1235 }
1236 if (width != TermWin.width || height != TermWin.height)
1237 { 1324 }
1325
1326 if (newwidth != width || newheight != height)
1327 {
1238 width += szHint.base_width; 1328 newwidth += szHint.base_width;
1239 height += szHint.base_height; 1329 newheight += szHint.base_height;
1240 resize_all_windows (width, height, 0); 1330 resize_all_windows (newwidth, newheight, 0);
1241 } 1331 }
1242} 1332}
1243 1333
1244/* -------------------------------------------------------------------- * 1334/* -------------------------------------------------------------------- *
1245 * - X INPUT METHOD ROUTINES - * 1335 * - X INPUT METHOD ROUTINES - *
1246 * -------------------------------------------------------------------- */ 1336 * -------------------------------------------------------------------- */
1247#ifdef USE_XIM 1337#ifdef USE_XIM
1248 1338
1249void 1339void
1340rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1341{
1342 fg = pix_colors[Color_fg];
1343 bg = pix_colors[Color_bg];
1344}
1345
1346void
1250rxvt_term::im_set_size (XRectangle *size) 1347rxvt_term::im_set_size (XRectangle &size)
1251{ 1348{
1252 size->x = TermWin.int_bwidth; 1349 // the int_bwidth terms make no sense to me
1253 size->y = TermWin.int_bwidth; 1350 size.x = int_bwidth;
1254 size->width = Width2Pixel (TermWin.ncol); 1351 size.y = int_bwidth;
1255 size->height = Height2Pixel (TermWin.nrow); 1352 size.width = Width2Pixel (ncol) + int_bwidth;
1353 size.height = Height2Pixel (nrow) + int_bwidth;
1256} 1354}
1257 1355
1258void 1356void
1259rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1357rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1358 XRectangle &status_rect,
1359 const XRectangle &needed_rect)
1260{ 1360{
1261 *fg = PixColors[Color_fg]; 1361 preedit_rect.x = needed_rect.width;
1262 *bg = PixColors[Color_bg]; 1362 preedit_rect.y = 0;
1363 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1364 preedit_rect.height = fheight;
1365
1366 status_rect.x = 0;
1367 status_rect.y = 0;
1368 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1369 status_rect.height = fheight;
1263} 1370}
1264 1371
1265/* Checking whether input method is running. */ 1372/* Checking whether input method is running. */
1266bool 1373bool
1267rxvt_term::IMisRunning () 1374rxvt_term::IMisRunning ()
1268{ 1375{
1269 char *p; 1376 char *p;
1270 Atom atom; 1377 Atom atom;
1271 Window win; 1378 Window win;
1272 char server[IMBUFSIZ]; 1379 char server[IMBUFSIZ];
1273 1380
1274 /* get current locale modifier */ 1381 /* get current locale modifier */
1275 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1382 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1276 { 1383 {
1277 STRCPY (server, "@server="); 1384 strcpy (server, "@server=");
1278 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1385 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1386
1279 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1387 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1280 *p = '\0'; 1388 *p = '\0';
1281 1389
1282 atom = XInternAtom (display->display, server, False); 1390 atom = XInternAtom (display->display, server, False);
1283 win = XGetSelectionOwner (display->display, atom); 1391 win = XGetSelectionOwner (display->display, atom);
1392
1284 if (win != None) 1393 if (win != None)
1285 return True; 1394 return True;
1286 } 1395 }
1396
1287 return False; 1397 return False;
1288} 1398}
1289 1399
1290void 1400void
1291rxvt_term::IMSendSpot () 1401rxvt_term::IMSendSpot ()
1292{ 1402{
1293 XPoint spot; 1403 XPoint nspot;
1294 XVaNestedList preedit_attr; 1404 XVaNestedList preedit_attr;
1295 1405
1296 if (Input_Context == NULL 1406 if (!Input_Context
1407 || !focus
1297 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1408 || !(input_style & XIMPreeditPosition))
1298 || ! (event_type == KeyPress
1299 || event_type == Expose
1300 || event_type == NoExpose
1301 || event_type == SelectionNotify
1302 || event_type == ButtonRelease || event_type == FocusIn)
1303 || !IMisRunning ())
1304 return; 1409 return;
1305 1410
1306 im_set_position (&spot); 1411 im_set_position (nspot);
1412
1413 if (nspot.x == spot.x && nspot.y == spot.y)
1414 return;
1415
1416 spot = nspot;
1307 1417
1308 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1418 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1309 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1419 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1310 XFree (preedit_attr); 1420 XFree (preedit_attr);
1311} 1421}
1312 1422
1313void 1423void
1314rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1315 XRectangle * needed_rect)
1316{
1317 int mbh, vtx = 0;
1318
1319 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1320 vtx = scrollbar_TotalWidth ();
1321
1322 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1323 mbh -= TermWin.lineSpace;
1324
1325 preedit_rect->x = needed_rect->width + vtx;
1326 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1327
1328 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1329 preedit_rect->height = Height2Pixel (1);
1330
1331 status_rect->x = vtx;
1332 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1333
1334 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1335 status_rect->height = Height2Pixel (1);
1336}
1337
1338void
1339rxvt_term::im_destroy () 1424rxvt_term::im_destroy ()
1340{ 1425{
1341 if (Input_Context)
1342 {
1343 XDestroyIC (Input_Context);
1344 Input_Context = NULL;
1345 }
1346
1347 if (input_method) 1426 if (input_method)
1348 { 1427 {
1428 if (Input_Context && input_method->xim)
1429 XDestroyIC (Input_Context);
1430
1349 display->put_xim (input_method); 1431 display->put_xim (input_method);
1350 input_method = 0; 1432 input_method = 0;
1351 } 1433 }
1434
1435 Input_Context = 0;
1352} 1436}
1353 1437
1354/* 1438/*
1355 * Try to open a XIM with the current modifiers, then see if we can 1439 * Try to open a XIM with the current modifiers, then see if we can
1356 * open a suitable preedit type 1440 * open a suitable preedit type
1357 */ 1441 */
1358bool 1442bool
1359rxvt_term::IM_get_IC (const char *modifiers) 1443rxvt_term::IM_get_IC (const char *modifiers)
1360{ 1444{
1361 int i, j, found; 1445 int i, j, found;
1362 XIM xim; 1446 XIM xim;
1363 XPoint spot; 1447 XPoint spot;
1364 XRectangle rect, status_rect, needed_rect; 1448 XRectangle rect, status_rect, needed_rect;
1365 unsigned long fg, bg; 1449 unsigned long fg, bg;
1366 const char *p; 1450 const char *p;
1367 char **s; 1451 char **s;
1368 XIMStyles *xim_styles; 1452 XIMStyles *xim_styles;
1369 XVaNestedList preedit_attr, status_attr; 1453
1454 set_environ (envv);
1370 1455
1371 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1456 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1372 return false; 1457 return false;
1373 1458
1374 D_MAIN ((stderr, "rxvt_IM_get_IC ()")); 1459 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1375 input_method = display->get_xim (locale, modifiers); 1460 input_method = display->get_xim (locale, modifiers);
1376 if (input_method == NULL) 1461 if (input_method == NULL)
1377 return false; 1462 return false;
1378 1463
1379 xim = input_method->xim; 1464 xim = input_method->xim;
1465 spot.x = spot.y = -1;
1380 1466
1381 xim_styles = NULL; 1467 xim_styles = NULL;
1382 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1468 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1383 || !xim_styles || !xim_styles->count_styles) 1469 || !xim_styles || !xim_styles->count_styles)
1384 { 1470 {
1385 display->put_xim (input_method); 1471 im_destroy ();
1386 return false; 1472 return false;
1387 } 1473 }
1388 1474
1389 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1475 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1476
1477 for (int pi = 0; pi < 2; pi++)
1478 {
1479 p = pet[pi];
1480
1481 if (!p)
1482 continue;
1483
1390 s = rxvt_splitcommastring (p); 1484 s = rxvt_splitcommastring (p);
1485
1391 for (i = found = 0; !found && s[i]; i++) 1486 for (i = found = 0; !found && s[i]; i++)
1392 { 1487 {
1393 if (!STRCMP (s[i], "OverTheSpot")) 1488 if (!strcmp (s[i], "OverTheSpot"))
1394 input_style = (XIMPreeditPosition | XIMStatusNothing); 1489 input_style = (XIMPreeditPosition | XIMStatusNothing);
1395 else if (!STRCMP (s[i], "OffTheSpot")) 1490 else if (!strcmp (s[i], "OffTheSpot"))
1396 input_style = (XIMPreeditArea | XIMStatusArea); 1491 input_style = (XIMPreeditArea | XIMStatusArea);
1397 else if (!STRCMP (s[i], "Root")) 1492 else if (!strcmp (s[i], "Root"))
1398 input_style = (XIMPreeditNothing | XIMStatusNothing); 1493 input_style = (XIMPreeditNothing | XIMStatusNothing);
1494 else if (!strcmp (s[i], "None"))
1495 input_style = (XIMPreeditNone | XIMStatusNone);
1399 1496
1400 for (j = 0; j < xim_styles->count_styles; j++) 1497 for (j = 0; j < xim_styles->count_styles; j++)
1401 if (input_style == xim_styles->supported_styles[j]) 1498 if (input_style == xim_styles->supported_styles[j])
1402 { 1499 {
1500 rxvt_freecommastring (s);
1501
1403 found = 1; 1502 found = 1;
1404 break; 1503 goto foundpet;
1504 }
1505
1405 } 1506 }
1406 }
1407 1507
1408 for (i = 0; s[i]; i++) 1508 rxvt_freecommastring (s);
1409 free (s[i]); 1509 }
1410 1510
1411 free (s); 1511foundpet:
1512
1412 XFree (xim_styles); 1513 XFree (xim_styles);
1413 1514
1414 if (!found) 1515 if (!found)
1415 { 1516 {
1416 display->put_xim (input_method); 1517 im_destroy ();
1417 return false; 1518 return false;
1418 } 1519 }
1419 1520
1420 preedit_attr = status_attr = NULL; 1521 XFontSet fs = 0;
1522 XVaNestedList preedit_attr = 0, status_attr = 0;
1523
1524 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1525 {
1526 // fake us a font-set, please
1527 char **missing_charset_list;
1528 int missing_charset_count;
1529 char *def_string;
1530 char pat[512];
1531
1532 sprintf (pat,
1533 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1534 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1535 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1536 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1537 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1538 "*",
1539 fheight,
1540 fheight + 1, fheight - 1,
1541 fheight - 2, fheight + 2);
1542
1543 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1544 &missing_charset_list, &missing_charset_count, &def_string);
1545
1546 if (missing_charset_list)
1547 XFreeStringList (missing_charset_list);
1548
1549 if (!fs)
1550 {
1551 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1552 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1553 }
1554 }
1421 1555
1422 if (input_style & XIMPreeditPosition) 1556 if (input_style & XIMPreeditPosition)
1423 { 1557 {
1424 im_set_size (&rect); 1558 im_set_size (rect);
1425 im_set_position (&spot); 1559 im_set_position (spot);
1426 im_set_color (&fg, &bg); 1560 im_set_color (fg, bg);
1427 1561
1428 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1562 preedit_attr = XVaCreateNestedList (0,
1563 XNForeground, fg,
1564 XNBackground, bg,
1565 XNArea, &rect,
1429 XNSpotLocation, &spot, 1566 XNSpotLocation, &spot,
1430 XNForeground, fg, XNBackground, bg,
1431 //XNFontSet, TermWin.fontset, 1567 XNFontSet, fs,
1432 NULL); 1568 NULL);
1433 } 1569 }
1434 else if (input_style & XIMPreeditArea) 1570 else if (input_style & XIMPreeditArea)
1435 { 1571 {
1436 im_set_color (&fg, &bg); 1572 im_set_color (fg, bg);
1437 1573
1438 /* 1574 /*
1439 * The necessary width of preedit area is unknown 1575 * The necessary width of preedit area is unknown
1440 * until create input context. 1576 * until create input context.
1441 */ 1577 */
1442 needed_rect.width = 0; 1578 needed_rect.width = 0;
1443
1444 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1579 im_set_preedit_area (rect, status_rect, needed_rect);
1445 1580
1446 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1581 preedit_attr = XVaCreateNestedList (0,
1582 XNForeground, fg,
1447 XNForeground, fg, XNBackground, bg, 1583 XNBackground, bg,
1584 XNArea, &rect,
1585 XNFontSet, fs,
1586 NULL);
1587 status_attr = XVaCreateNestedList (0,
1588 XNForeground, fg,
1589 XNBackground, bg,
1590 XNArea, &status_rect,
1448 //XNFontSet, TermWin.fontset, 1591 XNFontSet, fs,
1449 NULL); 1592 NULL);
1450 status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1451 XNForeground, fg, XNBackground, bg,
1452 //XNFontSet, TermWin.fontset,
1453 NULL);
1454 } 1593 }
1455 1594
1456 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1595 Input_Context = XCreateIC (xim,
1596 XNInputStyle, input_style,
1457 XNClientWindow, TermWin.parent[0], 1597 XNClientWindow, vt,
1458 XNFocusWindow, TermWin.parent[0], 1598 XNFocusWindow, parent[0],
1459 preedit_attr ? XNPreeditAttributes : NULL, 1599 preedit_attr ? XNPreeditAttributes : NULL,
1460 preedit_attr, 1600 preedit_attr,
1461 status_attr ? XNStatusAttributes : NULL, 1601 status_attr ? XNStatusAttributes : NULL,
1462 status_attr, NULL); 1602 status_attr, NULL);
1603
1463 if (preedit_attr) XFree (preedit_attr); 1604 if (preedit_attr) XFree (preedit_attr);
1464 if (status_attr) XFree (status_attr); 1605 if (status_attr) XFree (status_attr);
1606 if (fs) XFreeFontSet (display->display, fs);
1465 1607
1466 if (Input_Context == NULL) 1608 if (Input_Context == NULL)
1467 { 1609 {
1468 rxvt_warn ("failed to create input context, continuing without XIM.\n"); 1610 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1469 display->put_xim (input_method); 1611 im_destroy ();
1470 return false; 1612 return false;
1471 } 1613 }
1472 1614
1473 if (input_style & XIMPreeditArea) 1615 if (input_style & XIMPreeditArea)
1474 IMSetStatusPosition (); 1616 IMSetStatusPosition ();
1478} 1620}
1479 1621
1480void 1622void
1481rxvt_term::im_cb () 1623rxvt_term::im_cb ()
1482{ 1624{
1483 int i, found, had_im; 1625 int i;
1484 const char *p; 1626 const char *p;
1485 char **s; 1627 char **s;
1486 char buf[IMBUFSIZ]; 1628 char buf[IMBUFSIZ];
1487 1629
1630 make_current ();
1631
1488 im_destroy (); 1632 im_destroy ();
1489 1633
1490 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()")); 1634 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1491 if (Input_Context) 1635 if (Input_Context)
1492 return; 1636 return;
1500 if (p && *p) 1644 if (p && *p)
1501 { 1645 {
1502 bool found = false; 1646 bool found = false;
1503 1647
1504 s = rxvt_splitcommastring (p); 1648 s = rxvt_splitcommastring (p);
1649
1505 for (i = 0; s[i]; i++) 1650 for (i = 0; s[i]; i++)
1506 { 1651 {
1507 if (*s[i]) 1652 if (*s[i])
1508 { 1653 {
1509 STRCPY (buf, "@im="); 1654 strcpy (buf, "@im=");
1510 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1655 strncat (buf, s[i], IMBUFSIZ - 5);
1511 if (IM_get_IC (buf)) 1656 if (IM_get_IC (buf))
1512 { 1657 {
1513 found = true; 1658 found = true;
1514 break; 1659 break;
1515 } 1660 }
1516 } 1661 }
1517 } 1662 }
1518 for (i = 0; s[i]; i++) 1663
1519 free (s[i]); 1664 rxvt_freecommastring (s);
1520 free (s);
1521 1665
1522 if (found) 1666 if (found)
1523 goto done; 1667 goto done;
1524 } 1668 }
1525 1669
1539} 1683}
1540 1684
1541void 1685void
1542rxvt_term::IMSetStatusPosition () 1686rxvt_term::IMSetStatusPosition ()
1543{ 1687{
1544 XRectangle preedit_rect, status_rect, *needed_rect; 1688 XRectangle preedit_rect, status_rect, *needed_rect;
1545 XVaNestedList preedit_attr, status_attr; 1689 XVaNestedList preedit_attr, status_attr;
1546 1690
1547 if (Input_Context == NULL 1691 if (!Input_Context
1692 || !focus
1548 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1693 || !(input_style & XIMPreeditArea)
1549 || !IMisRunning ()) 1694 || !IMisRunning ())
1550 return; 1695 return;
1551 1696
1552 /* Getting the necessary width of preedit area */ 1697 /* Getting the necessary width of preedit area */
1553 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1698 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1554 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1699 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1555 XFree (status_attr); 1700 XFree (status_attr);
1556 1701
1557 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1702 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1703 XFree (needed_rect);
1558 1704
1559 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1705 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1560 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1706 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1561 1707
1562 XSetICValues (Input_Context, 1708 XSetICValues (Input_Context,
1563 XNPreeditAttributes, preedit_attr, 1709 XNPreeditAttributes, preedit_attr,
1564 XNStatusAttributes, status_attr, NULL); 1710 XNStatusAttributes, status_attr, NULL);
1565 1711
1566 XFree (preedit_attr); 1712 XFree (preedit_attr);
1567 XFree (status_attr); 1713 XFree (status_attr);
1568} 1714}
1569#endif /* USE_XIM */ 1715#endif /* USE_XIM */

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