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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.65 by pcg, Fri Apr 2 15:15:26 2004 UTC vs.
Revision 1.180 by root, Mon Jan 16 15:00:20 2006 UTC

1/*--------------------------------*-C-*---------------------------------*; 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version 7 * - original version
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 CURSOR_BLINK
167 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
168#endif
169#ifdef TEXT_BLINK
170 text_blink_ev (this, &rxvt_term::text_blink_cb),
171#endif
172#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
173 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
174#endif
175#ifdef SELECTION_SCROLLING
176 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
177#endif
178#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
179 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
180#endif
181#ifdef POINTER_BLANK
182 pointer_ev (this, &rxvt_term::pointer_cb),
183#endif
184#ifdef USE_XIM
185 im_ev (this, &rxvt_term::im_cb),
186#endif
146 termwin_ev (this, &rxvt_term::x_cb), 187 termwin_ev (this, &rxvt_term::x_cb),
147 vt_ev (this, &rxvt_term::x_cb), 188 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#ifdef POINTER_BLANK
161 pointer_ev (this, &rxvt_term::pointer_cb),
162#endif
163#ifdef USE_XIM
164 im_ev (this, &rxvt_term::im_cb),
165#endif
166 check_ev (this, &rxvt_term::check_cb), 189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
167 destroy_ev (this, &rxvt_term::destroy_cb), 191 destroy_ev (this, &rxvt_term::destroy_cb),
168 pty_ev (this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
169 incr_ev (this, &rxvt_term::incr_cb) 193 incr_ev (this, &rxvt_term::incr_cb)
170{ 194{
171 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
172 196
173 termlist.push_back (this); 197 termlist.push_back (this);
174}
175 198
176rxvt_term::~rxvt_term () 199#ifdef KEYSYM_RESOURCE
177{ 200 keyboard = new keyboard_manager;
178 termlist.erase (find (termlist.begin (), termlist.end(), this));
179 201
202 if (!keyboard)
203 rxvt_fatal ("out of memory, aborting.\n");
204#endif
205}
206
207// clean up the most important stuff, do *not* call x or free mem etc.
208// for use before an emergency exit
209void rxvt_term::emergency_cleanup ()
210{
180 if (cmd_fd >= 0) 211 if (cmd_pid)
181 close (cmd_fd); 212 kill (-cmd_pid, SIGHUP);
182 213
183#ifndef NO_SETOWNER_TTYDEV
184 privileged_ttydev (RESTORE);
185#endif
186#ifdef UTMP_SUPPORT 214#ifdef UTMP_SUPPORT
187 privileged_utmp (RESTORE); 215 privileged_utmp (RESTORE);
188#endif 216#endif
189 217
218 pty.put ();
219}
220
221rxvt_term::~rxvt_term ()
222{
223 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
224
225 termlist.erase (find (termlist.begin (), termlist.end(), this));
226
227 emergency_cleanup ();
228
229#if ENABLE_STYLES
230 for (int i = RS_styleCount; --i; )
231 if (fontset[i] != fontset[0])
232 delete fontset[i];
233#endif
190 delete TermWin.fontset; 234 delete fontset[0];
191 235
192 if (display) 236 if (display)
193 { 237 {
238 dDisp;
239
194 selection_clear (); 240 selection_clear ();
195 241
196#ifdef MENUBAR 242#ifdef USE_XIM
197 if (menubarGC) XFreeGC (display->display, menubarGC); 243 im_destroy ();
198#endif 244#endif
199#ifdef XTERM_SCROLLBAR 245#ifdef XTERM_SCROLLBAR
200 if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC); 246 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
201 if (ShadowGC) XFreeGC (display->display, ShadowGC); 247 if (ShadowGC) XFreeGC (disp, ShadowGC);
202#endif 248#endif
203#ifdef PLAIN_SCROLLBAR 249#ifdef PLAIN_SCROLLBAR
204 if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC); 250 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
205#endif 251#endif
206#ifdef NEXT_SCROLLBAR 252#ifdef NEXT_SCROLLBAR
207 if (blackGC) XFreeGC (display->display, blackGC); 253 if (blackGC) XFreeGC (disp, blackGC);
208 if (whiteGC) XFreeGC (display->display, whiteGC); 254 if (whiteGC) XFreeGC (disp, whiteGC);
209 if (grayGC) XFreeGC (display->display, grayGC); 255 if (grayGC) XFreeGC (disp, grayGC);
210 if (darkGC) XFreeGC (display->display, darkGC); 256 if (darkGC) XFreeGC (disp, darkGC);
211 if (stippleGC) XFreeGC (display->display, stippleGC); 257 if (stippleGC) XFreeGC (disp, stippleGC);
212 if (dimple) XFreePixmap (display->display, dimple); 258 if (dimple) XFreePixmap (disp, dimple);
213 if (upArrow) XFreePixmap (display->display, upArrow); 259 if (upArrow) XFreePixmap (disp, upArrow);
214 if (downArrow) XFreePixmap (display->display, downArrow); 260 if (downArrow) XFreePixmap (disp, downArrow);
215 if (upArrowHi) XFreePixmap (display->display, upArrowHi); 261 if (upArrowHi) XFreePixmap (disp, upArrowHi);
216 if (downArrowHi) XFreePixmap (display->display, downArrowHi); 262 if (downArrowHi) XFreePixmap (disp, downArrowHi);
217#endif 263#endif
218#if defined(MENUBAR) || defined(RXVT_SCROLLBAR) 264#ifdef RXVT_SCROLLBAR
219 if (topShadowGC) XFreeGC (display->display, topShadowGC); 265 if (topShadowGC) XFreeGC (disp, topShadowGC);
220 if (botShadowGC) XFreeGC (display->display, botShadowGC); 266 if (botShadowGC) XFreeGC (disp, botShadowGC);
221 if (scrollbarGC) XFreeGC (display->display, scrollbarGC); 267 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
222#endif 268#endif
223 if (TermWin.gc) XFreeGC (display->display, TermWin.gc); 269 if (gc) XFreeGC (disp, gc);
224 270
225#if defined(MENUBAR) && (MENUBAR_MAX > 1)
226 delete menuBar.drawable; 271 delete drawable;
227 //if (menuBar.win)
228 // XDestroyWindow (display->display, menuBar.win);
229#endif
230 delete TermWin.drawable;
231 // destroy all windows 272 // destroy all windows
232 if (TermWin.parent[0]) 273 if (parent[0])
233 XDestroyWindow (display->display, TermWin.parent[0]); 274 XDestroyWindow (disp, parent[0]);
234 } 275 }
235 276
236 // TODO: free pixcolours, colours should become part of rxvt_display 277 // TODO: free pixcolours, colours should become part of rxvt_display
237 278 delete pix_colors_focused;
238 delete PixColors; 279#if OFF_FOCUS_FADING
280 delete pix_colors_unfocused;
281#endif
239 282
240 displays.put (display); 283 displays.put (display);
241 284
242 scr_release (); 285 scr_release ();
243 286
244 /* clear all resources */ 287 /* clear all resources */
245 for (int i = 0; i < allocated.size (); i++) 288 for (int i = 0; i < allocated.size (); i++)
246 free (allocated[i]); 289 free (allocated [i]);
247 290
248 free (selection.text); 291 free (selection.text);
249 // TODO: manage env vars in child only(!) 292 // TODO: manage env vars in child only(!)
250 free (env_windowid); 293 free (env_windowid);
251 free (env_display); 294 free (env_display);
252 free (env_term); 295 free (env_term);
253 free (env_colorfgbg); 296 free (env_colorfgbg);
254 free (locale); 297 free (locale);
255#if 0 298 free (v_buffer);
256 free (codeset); 299 free (incr_buf);
257#endif
258 300
259 delete envv; 301 delete envv;
260 delete argv; 302 delete argv;
303
304#ifdef KEYSYM_RESOURCE
305 delete keyboard;
306#endif
307}
308
309void
310rxvt_term::child_exit ()
311{
312 cmd_pid = 0;
313
314 if (!OPTION (Opt_hold))
315 destroy ();
261} 316}
262 317
263void 318void
264rxvt_term::destroy () 319rxvt_term::destroy ()
265{ 320{
321 if (destroy_ev.active)
322 return;
323
324#if ENABLE_OVERLAY
325 scr_overlay_off ();
326#endif
327
266 if (display) 328 if (display)
267 { 329 {
330#if USE_XIM
331 im_ev.stop (display);
332#endif
333#if HAVE_SCROLLBARS
334 scrollbar_ev.stop (display);
335#endif
336#if TRANSPARENT
268 rootwin_ev.stop (display); 337 rootwin_ev.stop (display);
338#endif
339 incr_ev.stop ();
269 termwin_ev.stop (display); 340 termwin_ev.stop (display);
270 vt_ev.stop (display); 341 vt_ev.stop (display);
271#ifdef USE_XIM
272 im_destroy ();
273 im_ev.stop (display);
274#endif
275#ifdef HAVE_SCROLLBARS
276 scrollbar_ev.stop (display);
277#endif
278#ifdef MENUBAR
279 menubar_ev.stop (display);
280#endif
281 } 342 }
282 343
283 check_ev.stop (); 344 check_ev.stop ();
284 pty_ev.stop (); 345 pty_ev.stop ();
285#ifdef CURSOR_BLINK 346#ifdef CURSOR_BLINK
286 cursor_blink_ev.stop (); 347 cursor_blink_ev.stop ();
287#endif 348#endif
288#ifdef TEXT_BLINK 349#ifdef TEXT_BLINK
289 text_blink_ev.stop (); 350 text_blink_ev.stop ();
290#endif 351#endif
352#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
353 cont_scroll_ev.stop ();
354#endif
355#ifdef SELECTION_SCROLLING
356 sel_scroll_ev.stop ();
357#endif
291#ifdef POINTER_BLANK 358#ifdef POINTER_BLANK
292 pointer_ev.stop (); 359 pointer_ev.stop ();
293#endif 360#endif
294 361
295 destroy_ev.start (0); 362 destroy_ev.start (0);
296} 363}
297 364
298void 365void
299rxvt_term::destroy_cb (time_watcher &w) 366rxvt_term::destroy_cb (time_watcher &w)
300{ 367{
301 SET_R (this); 368 make_current ();
302 369
303 delete this; 370 delete this;
304} 371}
305 372
306/*----------------------------------------------------------------------*/ 373/*----------------------------------------------------------------------*/
307/* rxvt_init () */ 374/*
375 * Exit gracefully, clearing the utmp entry and restoring tty attributes
376 * TODO: if debugging, this should free up any known resources if we can
377 */
378static XErrorHandler old_xerror_handler;
379
380static void
381rxvt_emergency_cleanup ()
382{
383 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384 (*t)->emergency_cleanup ();
385}
386
387#if ENABLE_FRILLS
388static void
389print_x_error (Display *dpy, XErrorEvent *event)
390{
391 char buffer[BUFSIZ];
392 char mesg[BUFSIZ];
393 char number[32];
394 char *mtype = "XlibMessage";
395 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397 rxvt_warn ("An X Error occured, trying to continue after report.\n");
398 rxvt_warn ("%s: %s\n", mesg, buffer);
399 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
401 sprintf(number, "%d", event->request_code);
402 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
403 rxvt_warn ("(which is %s)\n", buffer);
404 if (event->request_code >= 128) {
405 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
406 mesg, BUFSIZ);
407 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
408 }
409 if ((event->error_code == BadWindow) ||
410 (event->error_code == BadPixmap) ||
411 (event->error_code == BadCursor) ||
412 (event->error_code == BadFont) ||
413 (event->error_code == BadDrawable) ||
414 (event->error_code == BadColor) ||
415 (event->error_code == BadGC) ||
416 (event->error_code == BadIDChoice) ||
417 (event->error_code == BadValue) ||
418 (event->error_code == BadAtom)) {
419 if (event->error_code == BadValue)
420 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
421 mesg, BUFSIZ);
422 else if (event->error_code == BadAtom)
423 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
424 mesg, BUFSIZ);
425 else
426 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
429 }
430 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
431 mesg, BUFSIZ);
432 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
433}
434#endif
435
436int
437rxvt_xerror_handler (Display *display, XErrorEvent *event)
438{
439 if (GET_R->allowedxerror == -1)
440 GET_R->allowedxerror = event->error_code;
441 else
442 {
443 // GET_R is most likely not the terminal which caused the error,
444 // so just output the error and continue
445#if ENABLE_FRILLS
446 print_x_error (display, event);
447#else
448 old_xerror_handler (display, event);
449#endif
450 }
451
452 return 0;
453}
454
455int
456rxvt_xioerror_handler (Display *display)
457{
458 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459 DisplayString (display));
460 rxvt_emergency_cleanup ();
461 _exit (EXIT_FAILURE);
462}
463
464/*----------------------------------------------------------------------*/
308bool 465bool
309rxvt_term::init (int argc, const char *const *argv) 466rxvt_term::init (int argc, const char *const *argv)
310{ 467{
311 SET_R (this); 468 SET_R (this);
469 set_locale ("");
470 set_environ (envv); // few things in X do not call setlocale :(
312 471
313 if (!init_vars ()) 472 if (!init_vars ())
314 return false; 473 return false;
474
475 init_secondary ();
476
477 const char **cmd_argv = init_resources (argc, argv);
478
479#ifdef KEYSYM_RESOURCE
480 keyboard->register_done ();
481#endif
482
483#ifdef HAVE_SCROLLBARS
484 if (OPTION (Opt_scrollBar))
485 scrollBar.setIdle (); /* set existence for size calculations */
486#endif
487
488#if ENABLE_PERL
489 if (!rs[Rs_perl_ext_1])
490 rs[Rs_perl_ext_1] = "default";
491
492 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
493 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
494 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
495 {
496#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
497 // ignore some perl-related arguments if some bozo installed us set[ug]id
498 if (rxvt_tainted ())
499 {
500 if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
501 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
502 {
503 rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
504 rs[Rs_perl_lib] = 0;
505 rs[Rs_perl_eval] = 0;
506 }
507 }
508#endif
509 rxvt_perl.init (this);
510 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
511 }
512#endif
513
514 create_windows (argc, argv);
515
516 dDisp;
517
518 init_xlocale ();
519
520 scr_reset (); // initialize screen
521
522#if 0
523 XSynchronize (disp, True);
524#endif
525
526#ifdef HAVE_SCROLLBARS
527 if (OPTION (Opt_scrollBar))
528 resize_scrollbar (); /* create and map scrollbar */
529#endif
530#ifdef TRANSPARENT
531 if (OPTION (Opt_transparent))
532 {
533 XSelectInput (disp, display->root, PropertyChangeMask);
534 check_our_parents ();
535 rootwin_ev.start (display, display->root);
536 }
537#endif
538
539 XMapWindow (disp, vt);
540 XMapWindow (disp, parent[0]);
541
542 set_colorfgbg ();
543
544 init_command (cmd_argv);
545
546 free (cmd_argv);
547
548 if (pty.pty >= 0)
549 pty_ev.start (pty.pty, EVENT_READ);
550
551 check_ev.start ();
552
553 HOOK_INVOKE ((this, HOOK_START, DT_END));
554
555 return true;
556}
557
558static struct sig_handlers
559{
560 sig_watcher sw_chld, sw_term, sw_int;
561
562 void sig_chld (sig_watcher &w)
563 {
564 // we are being called for every SIGCHLD, find the corresponding term
565 int pid;
566
567 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
568 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
569 if (pid == (*t)->cmd_pid)
570 {
571 (*t)->child_exit ();
572 break;
573 }
574 }
575
576 /*
577 * Catch a fatal signal and tidy up before quitting
578 */
579 void
580 sig_term (sig_watcher &w)
581 {
582#ifdef DEBUG_CMD
583 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
584#endif
585 rxvt_emergency_cleanup ();
586 signal (w.signum, SIG_DFL);
587 kill (getpid (), w.signum);
588 }
589
590 sig_handlers ()
591 : sw_chld (this, &sig_handlers::sig_chld),
592 sw_term (this, &sig_handlers::sig_term),
593 sw_int (this, &sig_handlers::sig_term)
594 {
595 }
596} sig_handlers;
597
598char **rxvt_environ; // startup environment
599
600void
601rxvt_init ()
602{
603 rxvt_environ = environ;
315 604
316 /* 605 /*
317 * Save and then give up any super-user privileges 606 * Save and then give up any super-user privileges
318 * If we need privileges in any area then we must specifically request it. 607 * If we need privileges in any area then we must specifically request it.
319 * We should only need to be root in these cases: 608 * We should only need to be root in these cases:
320 * 1. write utmp entries on some systems 609 * 1. write utmp entries on some systems
321 * 2. chown tty on some systems 610 * 2. chown tty on some systems
322 */ 611 */
323 privileges (SAVE); 612 rxvt_privileges (SAVE);
324 privileges (IGNORE); 613 rxvt_privileges (IGNORE);
325 614
326 init_secondary (); 615 signal (SIGHUP, SIG_IGN);
616 signal (SIGPIPE, SIG_IGN);
327 617
328 const char **cmd_argv = init_resources (argc, argv); 618 sig_handlers.sw_chld.start (SIGCHLD);
329 619 sig_handlers.sw_term.start (SIGTERM);
330 set_locale (""); 620 sig_handlers.sw_int.start (SIGINT);
331
332#if MENUBAR_MAX
333 menubar_read (rs[Rs_menu]);
334#endif
335#ifdef HAVE_SCROLLBARS
336 if (Options & Opt_scrollBar)
337 scrollBar.setIdle (); /* set existence for size calculations */
338#endif
339
340 create_windows (argc, argv);
341
342 init_xlocale ();
343
344 scr_reset (); /* initialize screen */
345
346#if 0
347 XSynchronize (display->display, True);
348#endif
349
350#ifdef HAVE_SCROLLBARS
351 if (Options & Opt_scrollBar)
352 resize_scrollbar (); /* create and map scrollbar */
353#endif
354#if (MENUBAR_MAX)
355 if (menubar_visible ())
356 XMapWindow (display->display, menuBar.win);
357#endif
358#ifdef TRANSPARENT
359 if (Options & Opt_transparent)
360 {
361 XSelectInput (display->display, display->root, PropertyChangeMask);
362 check_our_parents ();
363 }
364#endif
365
366 rootwin_ev.start (display, display->root);
367
368 XMapWindow (display->display, TermWin.vt);
369 XMapWindow (display->display, TermWin.parent[0]);
370
371 init_command (cmd_argv);
372
373 pty_ev.start (cmd_fd, EVENT_READ);
374
375 check_ev.start ();
376
377 return true;
378}
379
380static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
381
382void
383rxvt_init_signals ()
384{
385 /* install exit handler for cleanup */
386#if 0
387#ifdef HAVE_ATEXIT
388 atexit (rxvt_clean_exit);
389#else
390#endif
391#endif
392
393 struct sigaction sa;
394
395 sigfillset (&sa.sa_mask);
396 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
397 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
398 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
399 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
400 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
401 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
402 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
403 621
404 /* need to trap SIGURG for SVR4 (Unixware) rlogin */ 622 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
405 /* signal (SIGURG, SIG_DFL); */ 623 /* signal (SIGURG, SIG_DFL); */
406 624
407 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler); 625 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
626 // TODO: handle this with exceptions and tolerate the memory loss
408 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler); 627 XSetIOErrorHandler (rxvt_xioerror_handler);
409}
410 628
411/* ------------------------------------------------------------------------- * 629 XrmInitialize ();
412 * SIGNAL HANDLING & EXIT HANDLER *
413 * ------------------------------------------------------------------------- */
414/*
415 * Catch a SIGCHLD signal and exit if the direct child has died
416 */
417
418void rxvt_term::child_exited (int pid)
419{
420 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
421 if (pid == (*t)->cmd_pid)
422 {
423 (*t)->destroy ();
424 break;
425 }
426}
427
428/* ARGSUSED */
429/* EXTPROTO */
430RETSIGTYPE
431rxvt_Child_signal (int sig __attribute__ ((unused)))
432{
433 int pid, save_errno = errno;
434
435 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
436 rxvt_term::child_exited (pid);
437
438 errno = save_errno;
439}
440
441/*
442 * Catch a fatal signal and tidy up before quitting
443 */
444/* EXTPROTO */
445RETSIGTYPE
446rxvt_Exit_signal (int sig)
447{
448 signal (sig, SIG_DFL);
449#ifdef DEBUG_CMD
450 rxvt_warn ("caught signal %d, exiting.\n", sig);
451#endif
452 rxvt_clean_exit ();
453 kill (getpid (), sig);
454}
455
456/* INTPROTO */
457int
458rxvt_xerror_handler (Display *display, XErrorEvent *event)
459{
460 if (GET_R->allowedxerror == -1)
461 GET_R->allowedxerror = event->error_code;
462 else
463 {
464 old_xerror_handler (display, event);
465 GET_R->destroy ();
466 }
467
468 return 0;
469}
470
471/*----------------------------------------------------------------------*/
472/*
473 * Exit gracefully, clearing the utmp entry and restoring tty attributes
474 * TODO: if debugging, this should free up any known resources if we can
475 */
476/* EXTPROTO */
477void
478rxvt_clean_exit ()
479{
480 // TODO: rxvtd should clean up all ressources
481 if (GET_R)
482 GET_R->destroy ();
483} 630}
484 631
485/* ------------------------------------------------------------------------- * 632/* ------------------------------------------------------------------------- *
486 * MEMORY ALLOCATION WRAPPERS * 633 * MEMORY ALLOCATION WRAPPERS *
487 * ------------------------------------------------------------------------- */ 634 * ------------------------------------------------------------------------- */
488/* EXTPROTO */ 635void *
489void *
490rxvt_malloc (size_t size) 636rxvt_malloc (size_t size)
491{ 637{
492 void *p;
493
494 p = malloc (size); 638 void *p = malloc (size);
639
495 if (p) 640 if (!p)
641 rxvt_fatal ("memory allocation failure. aborting.\n");
642
496 return p; 643 return p;
497
498 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
499 rxvt_clean_exit ();
500 exit (EXIT_FAILURE);
501 /* NOTREACHED */
502} 644}
503 645
504/* EXTPROTO */ 646void *
505void *
506rxvt_calloc (size_t number, size_t size) 647rxvt_calloc (size_t number, size_t size)
507{ 648{
508 void *p;
509
510 p = calloc (number, size); 649 void *p = calloc (number, size);
650
511 if (p) 651 if (!p)
652 rxvt_fatal ("memory allocation failure. aborting.\n");
653
512 return p; 654 return p;
513
514 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
515 rxvt_clean_exit ();
516 exit (EXIT_FAILURE);
517 /* NOTREACHED */
518} 655}
519 656
520/* EXTPROTO */
521void * 657void *
522rxvt_realloc (void *ptr, size_t size) 658rxvt_realloc (void *ptr, size_t size)
523{ 659{
524 void *p;
525
526 if (ptr)
527 p = realloc (ptr, size); 660 void *p = realloc (ptr, size);
528 else 661
529 p = malloc (size);
530 if (p) 662 if (!p)
663 rxvt_fatal ("memory allocation failure. aborting.\n");
664
531 return p; 665 return p;
532
533 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
534 rxvt_clean_exit ();
535 exit (EXIT_FAILURE);
536 /* NOTREACHED */
537} 666}
538 667
539/* ------------------------------------------------------------------------- * 668/* ------------------------------------------------------------------------- *
540 * PRIVILEGED OPERATIONS * 669 * PRIVILEGED OPERATIONS *
541 * ------------------------------------------------------------------------- */ 670 * ------------------------------------------------------------------------- */
542/* take care of suid/sgid super-user (root) privileges */ 671/* take care of suid/sgid super-user (root) privileges */
543void 672void
544rxvt_term::privileges (int mode) 673rxvt_privileges (rxvt_privaction action)
545{ 674{
546#if ! defined(__CYGWIN32__) 675#if ! defined(__CYGWIN32__)
547# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 676# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
548 /* setreuid () is the poor man's setuid (), seteuid () */ 677 /* setreuid () is the poor man's setuid (), seteuid () */
549# define seteuid(a) setreuid(-1, (a)) 678# define seteuid(a) setreuid(-1, (a))
550# define setegid(a) setregid(-1, (a)) 679# define setegid(a) setregid(-1, (a))
551# define HAVE_SETEUID 680# define HAVE_SETEUID
552# endif 681# endif
553# ifdef HAVE_SETEUID 682# ifdef HAVE_SETEUID
554 switch (mode) 683 switch (action)
555 { 684 {
556 case IGNORE: 685 case IGNORE:
557 /* 686 /*
558 * change effective uid/gid - not real uid/gid - so we can switch 687 * change effective uid/gid - not real uid/gid - so we can switch
559 * back to root later, as required 688 * back to root later, as required
560 */ 689 */
690 setegid (getgid ());
561 seteuid (getuid ()); 691 seteuid (getuid ());
562 setegid (getgid ());
563 break; 692 break;
564 case SAVE: 693 case SAVE:
565 euid = geteuid ();
566 egid = getegid (); 694 saved_egid = getegid ();
695 saved_euid = geteuid ();
567 break; 696 break;
568 case RESTORE: 697 case RESTORE:
569 seteuid (euid);
570 setegid (egid); 698 setegid (saved_egid);
699 seteuid (saved_euid);
571 break; 700 break;
572 } 701 }
573# else 702# else
574 switch (mode) 703 switch (action)
575 { 704 {
576 case IGNORE: 705 case IGNORE:
706 setgid (getgid ());
577 setuid (getuid ()); 707 setuid (getuid ());
578 setgid (getgid ());
579 /* FALLTHROUGH */ 708 /* FALLTHROUGH */
580 case SAVE: 709 case SAVE:
581 /* FALLTHROUGH */ 710 /* FALLTHROUGH */
582 case RESTORE: 711 case RESTORE:
583 break; 712 break;
586#endif 715#endif
587} 716}
588 717
589#ifdef UTMP_SUPPORT 718#ifdef UTMP_SUPPORT
590void 719void
591rxvt_term::privileged_utmp (char action) 720rxvt_term::privileged_utmp (rxvt_privaction action)
592{ 721{
593 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)", 722 if (OPTION (Opt_utmpInhibit)
594 action, next_utmp_action, getpid ())); 723 || !pty.name || !*pty.name)
595 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
596 || (Options & Opt_utmpInhibit)
597 || ttydev == NULL || *ttydev == '\0')
598 return; 724 return;
599 725
600 privileges (RESTORE); 726 rxvt_privileges (RESTORE);
727
601 if (action == SAVE) 728 if (action == SAVE)
602 {
603 next_utmp_action = RESTORE;
604 makeutent (ttydev, rs[Rs_display_name]); 729 makeutent (pty.name, rs[Rs_display_name]);
605 }
606 else 730 else
607 { /* action == RESTORE */
608 next_utmp_action = IGNORE;
609 cleanutent (); 731 cleanutent ();
610 } 732
611 privileges (IGNORE); 733 rxvt_privileges (IGNORE);
612}
613#endif
614
615#ifndef NO_SETOWNER_TTYDEV
616void
617rxvt_term::privileged_ttydev (char action)
618{
619 D_MAIN ((stderr,
620 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
621 action, next_tty_action, getpid ()));
622 if (next_tty_action != action || (action != SAVE && action != RESTORE)
623 || ttydev == NULL || *ttydev == '\0')
624 return;
625
626 privileges (RESTORE);
627
628 if (action == SAVE)
629 {
630 next_tty_action = RESTORE;
631# ifndef RESET_TTY_TO_COMMON_DEFAULTS
632 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
633 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
634 next_tty_action = IGNORE;
635 else
636# endif
637
638 {
639 chown (ttydev, getuid (), ttygid); /* fail silently */
640 chmod (ttydev, ttymode);
641# ifdef HAVE_REVOKE
642 revoke (ttydev);
643# endif
644
645 }
646 }
647 else
648 { /* action == RESTORE */
649 next_tty_action = IGNORE;
650# ifndef RESET_TTY_TO_COMMON_DEFAULTS
651 chmod (ttydev, ttyfd_stat.st_mode);
652 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
653# else
654 chmod (ttydev,
655 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
656 chown (ttydev, 0, 0);
657# endif
658
659 }
660
661 privileges (IGNORE);
662
663# ifndef RESET_TTY_TO_COMMON_DEFAULTS
664 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
665 action == RESTORE ? "Restoring" : (action ==
666 SAVE ? "Saving" :
667 "UNKNOWN ERROR for"), ttydev,
668 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
669 ttyfd_stat.st_gid));
670# endif
671} 734}
672#endif 735#endif
673 736
674/*----------------------------------------------------------------------*/ 737/*----------------------------------------------------------------------*/
675/* 738/*
676 * window size/position calculcations for XSizeHint and other storage. 739 * window size/position calculcations for XSizeHint and other storage.
677 * if width/height are non-zero then override calculated width/height 740 * if width/height are non-zero then override calculated width/height
678 */ 741 */
679void 742void
680rxvt_term::window_calc (unsigned int width, unsigned int height) 743rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
681{ 744{
682 short recalc_x, recalc_y; 745 short recalc_x, recalc_y;
683 int x, y, sb_w, mb_h, flags; 746 int x, y, sb_w, flags;
684 unsigned int w, h; 747 unsigned int w, h;
685 unsigned int max_width, max_height; 748 unsigned int max_width, max_height;
749 dDisp;
686 750
687 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 751 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688 TermWin.ncol, TermWin.nrow, szHint.width, 752 ncol, nrow, szHint.width, szHint.height));
689 szHint.height)); 753
690 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 754 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
691 szHint.win_gravity = NorthWestGravity; 755 szHint.win_gravity = NorthWestGravity;
692 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 756 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
693 757
694 recalc_x = recalc_y = 0; 758 recalc_x = recalc_y = 0;
695 flags = 0; 759 flags = 0;
760
696 if (!parsed_geometry) 761 if (!parsed_geometry)
697 { 762 {
698 parsed_geometry = 1; 763 parsed_geometry = 1;
764
699 if (rs[Rs_geometry]) 765 if (rs[Rs_geometry])
700 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 766 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
767
701 if (flags & WidthValue) 768 if (flags & WidthValue)
702 { 769 {
703 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 770 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
704 szHint.flags |= USSize; 771 szHint.flags |= USSize;
705 } 772 }
773
706 if (flags & HeightValue) 774 if (flags & HeightValue)
707 { 775 {
708 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 776 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
709 szHint.flags |= USSize; 777 szHint.flags |= USSize;
710 } 778 }
779
711 if (flags & XValue) 780 if (flags & XValue)
712 { 781 {
713 szHint.x = x; 782 szHint.x = x;
714 szHint.flags |= USPosition; 783 szHint.flags |= USPosition;
784
715 if (flags & XNegative) 785 if (flags & XNegative)
716 { 786 {
717 recalc_x = 1; 787 recalc_x = 1;
718 szHint.win_gravity = NorthEastGravity; 788 szHint.win_gravity = NorthEastGravity;
719 } 789 }
720 } 790 }
791
721 if (flags & YValue) 792 if (flags & YValue)
722 { 793 {
723 szHint.y = y; 794 szHint.y = y;
724 szHint.flags |= USPosition; 795 szHint.flags |= USPosition;
796
725 if (flags & YNegative) 797 if (flags & YNegative)
726 { 798 {
727 recalc_y = 1; 799 recalc_y = 1;
800
728 if (szHint.win_gravity == NorthEastGravity) 801 if (szHint.win_gravity == NorthEastGravity)
729 szHint.win_gravity = SouthEastGravity; 802 szHint.win_gravity = SouthEastGravity;
730 else 803 else
731 szHint.win_gravity = SouthWestGravity; 804 szHint.win_gravity = SouthWestGravity;
732 } 805 }
733 } 806 }
734 } 807 }
735 808
736 /* TODO: BOUNDS */ 809 /* TODO: BOUNDS */
737 TermWin.width = TermWin.ncol * TermWin.fwidth; 810 width = ncol * fwidth;
738 TermWin.height = TermWin.nrow * TermWin.fheight; 811 height = nrow * fheight;
739 max_width = MAX_COLS * TermWin.fwidth; 812 max_width = MAX_COLS * fwidth;
740 max_height = MAX_ROWS * TermWin.fheight; 813 max_height = MAX_ROWS * fheight;
741 814
742 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 815 szHint.base_width = szHint.base_height = 2 * int_bwidth;
743 816
744 sb_w = mb_h = 0; 817 sb_w = 0;
745 window_vt_x = window_vt_y = 0; 818 window_vt_x = window_vt_y = int_bwidth;
746 if (scrollbar_visible ()) 819
820 if (scrollBar.state)
747 { 821 {
748 sb_w = scrollbar_TotalWidth (); 822 sb_w = scrollbar_TotalWidth ();
749 szHint.base_width += sb_w; 823 szHint.base_width += sb_w;
750 if (! (Options & Opt_scrollBar_right)) 824 if (!OPTION (Opt_scrollBar_right))
751 window_vt_x = sb_w; 825 window_vt_x += sb_w;
752 }
753 if (menubar_visible ())
754 { 826 }
755 mb_h = menuBar_TotalHeight (); 827
756 szHint.base_height += mb_h;
757 window_vt_y = mb_h;
758 }
759 szHint.width_inc = TermWin.fwidth; 828 szHint.width_inc = fwidth;
760 szHint.height_inc = TermWin.fheight; 829 szHint.height_inc = fheight;
761 szHint.min_width = szHint.base_width + szHint.width_inc; 830 szHint.min_width = szHint.base_width + szHint.width_inc;
762 szHint.min_height = szHint.base_height + szHint.height_inc; 831 szHint.min_height = szHint.base_height + szHint.height_inc;
763 832
764 if (width && width - szHint.base_width < max_width) 833 if (newwidth && newwidth - szHint.base_width < max_width)
765 { 834 {
766 szHint.width = width; 835 szHint.width = newwidth;
767 TermWin.width = width - szHint.base_width; 836 width = newwidth - szHint.base_width;
768 } 837 }
769 else 838 else
770 { 839 {
771 MIN_IT (TermWin.width, max_width); 840 min_it (width, max_width);
772 szHint.width = szHint.base_width + TermWin.width; 841 szHint.width = szHint.base_width + width;
773 } 842 }
843
774 if (height && height - szHint.base_height < max_height) 844 if (newheight && newheight - szHint.base_height < max_height)
775 { 845 {
776 szHint.height = height; 846 szHint.height = newheight;
777 TermWin.height = height - szHint.base_height; 847 height = newheight - szHint.base_height;
778 } 848 }
779 else 849 else
780 { 850 {
781 MIN_IT (TermWin.height, max_height); 851 min_it (height, max_height);
782 szHint.height = szHint.base_height + TermWin.height; 852 szHint.height = szHint.base_height + height;
783 } 853 }
784 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 854
855 if (scrollBar.state && OPTION (Opt_scrollBar_right))
785 window_sb_x = szHint.width - sb_w; 856 window_sb_x = szHint.width - sb_w;
786 857
787 if (recalc_x) 858 if (recalc_x)
788 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 859 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
789 - szHint.width - 2 * TermWin.ext_bwidth);
790 if (recalc_y) 860 if (recalc_y)
791 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 861 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
792 - szHint.height - 2 * TermWin.ext_bwidth);
793 862
794 TermWin.ncol = TermWin.width / TermWin.fwidth; 863 ncol = width / fwidth;
795 TermWin.nrow = TermWin.height / TermWin.fheight; 864 nrow = height / fheight;
796 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 865 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
797 TermWin.ncol, TermWin.nrow, szHint.width, 866 ncol, nrow, szHint.width,
798 szHint.height)); 867 szHint.height));
799 return; 868 return;
800} 869}
801 870
802/*----------------------------------------------------------------------*/ 871/*----------------------------------------------------------------------*/
805 * Called after a window size change. 874 * Called after a window size change.
806 */ 875 */
807void 876void
808rxvt_term::tt_winch () 877rxvt_term::tt_winch ()
809{ 878{
879 if (pty.pty < 0)
880 return;
881
810 struct winsize ws; 882 struct winsize ws;
811 883
812 if (cmd_fd < 0)
813 return;
814
815 ws.ws_col = TermWin.ncol; 884 ws.ws_col = ncol;
816 ws.ws_row = TermWin.nrow; 885 ws.ws_row = nrow;
817 ws.ws_xpixel = ws.ws_ypixel = 0; 886 ws.ws_xpixel = width;
818#ifndef DEBUG_SIZE 887 ws.ws_ypixel = height;
819 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 888 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
820#else 889
821 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 890#if 0
822 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 891 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
823# ifdef SIGWINCH
824 else if (cmd_pid) /* force through to the command */ 892 if (cmd_pid) /* force through to the command */
825 kill (cmd_pid, SIGWINCH); 893 kill (-cmd_pid, SIGWINCH);
826# endif
827#endif 894#endif
828} 895}
829 896
830/*----------------------------------------------------------------------*/ 897/*----------------------------------------------------------------------*/
831/* rxvt_change_font () - Switch to a new font */ 898/* set_fonts () - load and set the various fonts
832/* 899 *
833 * init = 1 - initialize 900 * init = 1 - initialize
834 * 901 *
835 * fontname == FONT_UP - switch to bigger font 902 * fontname == FONT_UP - switch to bigger font
836 * fontname == FONT_DN - switch to smaller font 903 * fontname == FONT_DN - switch to smaller font
837 */ 904 */
838bool 905bool
839rxvt_term::change_font (const char *fontname) 906rxvt_term::set_fonts ()
840{ 907{
841 if (fontname == FONT_UP)
842 {
843 // TODO
844 }
845 else if (fontname == FONT_DN)
846 {
847 // TODO
848 }
849 else
850 {
851 rxvt_fontset *fs = new rxvt_fontset (this); 908 rxvt_fontset *fs = new rxvt_fontset (this);
909 rxvt_fontprop prop;
852 910
853 if (fs && fs->populate (fontname ? fontname : "fixed")) 911 if (!fs
912 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
913 || !fs->realize_font (1))
914 {
915 delete fs;
916 return false;
917 }
918
919#if ENABLE_STYLES
920 for (int i = RS_styleCount; --i; )
921 if (fontset[i] != fontset[0])
922 delete fontset[i];
923#endif
924
925 delete fontset[0];
926 fontset[0] = fs;
927
928 prop = (*fs)[1]->properties ();
929 prop.height += lineSpace;
930 fs->set_prop (prop);
931
932 fwidth = prop.width;
933 fheight = prop.height;
934 fbase = prop.ascent;
935
936 for (int style = 1; style < 4; style++)
937 {
938#if ENABLE_STYLES
939 const char *res = rs[Rs_font + style];
940
941 if (res && !*res)
942 fontset[style] = fontset[0];
943 else
854 { 944 {
855 delete TermWin.fontset; 945 fontset[style] = fs = new rxvt_fontset (this);
856 TermWin.fontset = fs; 946 rxvt_fontprop prop2 = prop;
857 TermWin.fwidth = fs->base_font ()->width;
858 TermWin.fheight = fs->base_font ()->height;
859 TermWin.fbase = fs->base_font ()->ascent;
860 947
861 if (TermWin.parent[0]) 948 if (res)
949 prop2.weight = prop2.slant = rxvt_fontprop::unset;
950 else
862 { 951 {
863 resize_all_windows (0, 0, 0); 952 res = fontset[0]->fontdesc;
864 scr_remap_chars (); 953
865 scr_touch (true); 954 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
955 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
866 } 956 }
867 957
868 return true; 958 fs->populate (res);
959 fs->set_prop (prop2);
869 } 960 }
961#else
962 fontset[style] = fontset[0];
963#endif
964 }
965
966 if (parent[0])
870 } 967 {
968 resize_all_windows (0, 0, 0);
969 scr_remap_chars ();
970 scr_touch (true);
971 }
871 972
872 return false; 973 return true;
873} 974}
874 975
875bool 976void rxvt_term::set_string_property (Atom prop, const char *str, int len)
876rxvt_term::font_up_down (int n, int direction)
877{ 977{
878 return false; 978 XChangeProperty (display->display, parent[0],
979 prop, XA_STRING, 8, PropModeReplace,
980 (const unsigned char *)str, len >= 0 ? len : strlen (str));
981}
982
983void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
984{
985 wchar_t *ws = rxvt_mbstowcs (str, len);
986 char *s = rxvt_wcstoutf8 (ws);
987
988 XChangeProperty (display->display, parent[0],
989 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
990 (const unsigned char *)s, strlen (s));
991
992 free (s);
993 free (ws);
879} 994}
880 995
881/*----------------------------------------------------------------------*/ 996/*----------------------------------------------------------------------*/
882/*----------------------------------------------------------------------*/ 997/*----------------------------------------------------------------------*/
883/* xterm sequences - title, iconName, color (exptl) */ 998/* xterm sequences - title, iconName, color (exptl) */
884void 999void
885rxvt_term::set_title (const char *str) 1000rxvt_term::set_title (const char *str)
886{ 1001{
887#ifdef SMART_WINDOW_TITLE 1002 set_string_property (XA_WM_NAME, str);
888 char *name; 1003#if ENABLE_EWMH
889 1004 set_utf8_property (xa[XA_NET_WM_NAME], str);
890 if (!XFetchName (display->display, TermWin.parent[0], &name))
891 name = NULL;
892
893 if (name == NULL || STRCMP (name, str))
894#endif
895 XStoreName (display->display, TermWin.parent[0], str);
896
897#ifdef SMART_WINDOW_TITLE
898 if (name)
899 XFree (name);
900#endif 1005#endif
901} 1006}
902 1007
903void 1008void
904rxvt_term::set_icon_name (const char *str) 1009rxvt_term::set_icon_name (const char *str)
905{ 1010{
906#ifdef SMART_WINDOW_TITLE 1011 set_string_property (XA_WM_ICON_NAME, str);
907 char *name; 1012#if ENABLE_EWMH
908 1013 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
909 if (!XGetIconName (display->display, TermWin.parent[0], &name))
910 name = NULL;
911
912 if (name == NULL || STRCMP (name, str))
913#endif
914 XSetIconName (display->display, TermWin.parent[0], str);
915
916#ifdef SMART_WINDOW_TITLE
917 if (name)
918 XFree (name);
919#endif 1014#endif
920} 1015}
921 1016
922#ifdef XTERM_COLOR_CHANGE 1017#ifdef XTERM_COLOR_CHANGE
923void 1018void
931 1026
932 /* handle color aliases */ 1027 /* handle color aliases */
933 if (isdigit (*color)) 1028 if (isdigit (*color))
934 { 1029 {
935 i = atoi (color); 1030 i = atoi (color);
1031
936 if (i >= 8 && i <= 15) 1032 if (i >= 8 && i <= 15)
937 { /* bright colors */ 1033 { /* bright colors */
938 i -= 8; 1034 i -= 8;
939# ifndef NO_BRIGHTCOLOR
940 PixColors[idx] = PixColors[minBrightCOLOR + i]; 1035 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
941 SET_PIXCOLOR (idx); 1036 SET_PIXCOLOR (idx);
942 goto Done; 1037 goto done;
943# endif
944
945 } 1038 }
1039
946 if (i >= 0 && i <= 7) 1040 if (i >= 0 && i <= 7)
947 { /* normal colors */ 1041 { /* normal colors */
948 PixColors[idx] = PixColors[minCOLOR + i]; 1042 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
949 SET_PIXCOLOR (idx); 1043 SET_PIXCOLOR (idx);
950 goto Done; 1044 goto done;
951 } 1045 }
952 } 1046 }
953 1047
954 if (!rXParseAllocColor (& xcol, color)) 1048 if (!rXParseAllocColor (&xcol, color))
955 return; 1049 return;
956 1050
957 /* XStoreColor (display->display, XCMAP, XColor*); */ 1051 /* XStoreColor (display->display, display->cmap, XColor*); */
958 1052
959 /* 1053 /*
960 * FIXME: should free colors here, but no idea how to do it so instead, 1054 * FIXME: should free colors here, but no idea how to do it so instead,
961 * so just keep gobbling up the colormap 1055 * so just keep gobbling up the colormap
962 */ 1056 */
963# if 0 1057# if 0
964 for (i = Color_Black; i <= Color_White; i++) 1058 for (i = Color_Black; i <= Color_White; i++)
965 if (PixColors[idx] == PixColors[i]) 1059 if (pix_colors[idx] == pix_colors[i])
966 break; 1060 break;
967 if (i > Color_White) 1061 if (i > Color_White)
968 { 1062 {
969 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 1063 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
970 XFreeColors (display->display, XCMAP, (PixColors + idx), 1, 1064 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
971 DisplayPlanes (display->display, display->screen)); 1065 DisplayPlanes (display->display, display->screen));
972 } 1066 }
973# endif 1067# endif
974 1068
975 PixColors[idx] = xcol; 1069 pix_colors_focused[idx] = xcol;
976 SET_PIXCOLOR (idx); 1070 SET_PIXCOLOR (idx);
977 1071
978 /* XSetWindowAttributes attr; */ 1072 /* XSetWindowAttributes attr; */
979 /* Cursor cursor; */ 1073 /* Cursor cursor; */
980Done: 1074done:
981 if (idx == Color_bg && ! (Options & Opt_transparent))
982 XSetWindowBackground (display->display, TermWin.vt,
983 PixColors[Color_bg]);
984 1075
1076#if OFF_FOCUS_FADING
1077 if (rs[Rs_fade])
1078 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1079#endif
1080
985 /* handle Color_BD, scrollbar background, etc. */ 1081 /*TODO: handle Color_BD, scrollbar background, etc. */
986 1082
987 set_colorfgbg ();
988 recolour_cursor (); 1083 recolour_cursor ();
989 scr_touch (true); 1084 scr_recolour ();
990} 1085}
991 1086
992#else 1087#else
993# define set_window_color (idx,color) ((void)0) 1088# define set_window_color (idx,color) ((void)0)
994#endif /* XTERM_COLOR_CHANGE */ 1089#endif /* XTERM_COLOR_CHANGE */
996void 1091void
997rxvt_term::recolour_cursor () 1092rxvt_term::recolour_cursor ()
998{ 1093{
999 XColor xcol[2]; 1094 XColor xcol[2];
1000 1095
1001 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg]; 1096 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
1002 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg]; 1097 ? pix_colors_focused[Color_pointer_fg]
1098 : pix_colors_focused[Color_fg];
1099 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1100 ? pix_colors_focused[Color_pointer_bg]
1101 : pix_colors_focused[Color_bg];
1102
1003 XQueryColors (display->display, XCMAP, xcol, 2); 1103 XQueryColors (display->display, display->cmap, xcol, 2);
1004 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1); 1104 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1005} 1105}
1006 1106
1007/*----------------------------------------------------------------------*/ 1107/*----------------------------------------------------------------------*/
1008/* 1108/*
1009 * find if fg/bg matches any of the normal (low-intensity) colors 1109 * find if fg/bg matches any of the normal (low-intensity) colors
1010 */ 1110 */
1011void 1111void
1012rxvt_term::set_colorfgbg () 1112rxvt_term::set_colorfgbg ()
1013{ 1113{
1014 unsigned int i; 1114 unsigned int i;
1015 const char *xpmb = "\0"; 1115 const char *xpmb = "\0";
1016 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 1116 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1017 1117
1018 env_colorfgbg =
1019 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1); 1118 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1020 STRCPY (fstr, "default"); 1119 strcpy (fstr, "default");
1021 STRCPY (bstr, "default"); 1120 strcpy (bstr, "default");
1022 for (i = Color_Black; i <= Color_White; i++) 1121 for (i = Color_Black; i <= Color_White; i++)
1023 if (PixColors[Color_fg] == PixColors[i]) 1122 if (pix_colors[Color_fg] == pix_colors[i])
1024 { 1123 {
1025 sprintf (fstr, "%d", (i - Color_Black)); 1124 sprintf (fstr, "%d", (i - Color_Black));
1026 break; 1125 break;
1027 } 1126 }
1127
1028 for (i = Color_Black; i <= Color_White; i++) 1128 for (i = Color_Black; i <= Color_White; i++)
1029 if (PixColors[Color_bg] == PixColors[i]) 1129 if (pix_colors[Color_bg] == pix_colors[i])
1030 { 1130 {
1031 sprintf (bstr, "%d", (i - Color_Black)); 1131 sprintf (bstr, "%d", (i - Color_Black));
1032#ifdef XPM_BACKGROUND 1132#ifdef XPM_BACKGROUND
1033 xpmb = "default;"; 1133 xpmb = "default;";
1034#endif 1134#endif
1035 break; 1135 break;
1036 } 1136 }
1037 1137
1038 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1138 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1039
1040#ifndef NO_BRIGHTCOLOR
1041 colorfgbg = DEFAULT_RSTYLE;
1042 for (i = minCOLOR; i <= maxCOLOR; i++)
1043 {
1044 if (PixColors[Color_fg] == PixColors[i])
1045 colorfgbg = SET_FGCOLOR (colorfgbg, i);
1046 if (PixColors[Color_bg] == PixColors[i])
1047 colorfgbg = SET_BGCOLOR (colorfgbg, i);
1048 }
1049#endif
1050} 1139}
1051 1140
1052/*----------------------------------------------------------------------*/ 1141/*----------------------------------------------------------------------*/
1053/*
1054 * Colour determination for low colour displays, routine from
1055 * Hans de Goede <hans@highrise.nl>
1056 */
1057 1142
1058int 1143int
1059rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1144rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
1060{ 1145{
1061 if (!screen_in_out->set (display, colour)) 1146 if (!screen_in_out->set (display, colour))
1069 1154
1070/* -------------------------------------------------------------------- * 1155/* -------------------------------------------------------------------- *
1071 * - WINDOW RESIZING - * 1156 * - WINDOW RESIZING - *
1072 * -------------------------------------------------------------------- */ 1157 * -------------------------------------------------------------------- */
1073void 1158void
1074rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1159rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1075{ 1160{
1076 int fix_screen; 1161 int fix_screen;
1077
1078#ifdef SMART_RESIZE
1079 int old_width = szHint.width, old_height = szHint.height; 1162 int old_width = szHint.width, old_height = szHint.height;
1080#endif 1163 dDisp;
1081 1164
1082 window_calc (width, height); 1165 window_calc (newwidth, newheight);
1083 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1166 XSetWMNormalHints (disp, parent[0], &szHint);
1167
1084 if (!ignoreparent) 1168 if (!ignoreparent)
1085 { 1169 {
1086#ifdef SMART_RESIZE 1170#ifdef SMART_RESIZE
1087 /* 1171 /*
1088 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1172 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
1091 int x, y, x1, y1; 1175 int x, y, x1, y1;
1092 int dx, dy; 1176 int dx, dy;
1093 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1177 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1094 Window unused_cr; 1178 Window unused_cr;
1095 1179
1096 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1180 XTranslateCoordinates (disp, parent[0], display->root,
1097 0, 0, &x, &y, &unused_cr); 1181 0, 0, &x, &y, &unused_cr);
1098 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1182 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
1099 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1183 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
1100 /* 1184 /*
1101 * if display->root isn't the parent window, a WM will probably have offset 1185 * if display->root isn't the parent window, a WM will probably have offset
1102 * our position for handles and decorations. Counter it 1186 * our position for handles and decorations. Counter it
1103 */ 1187 */
1105 { 1189 {
1106 x -= x1; 1190 x -= x1;
1107 y -= y1; 1191 y -= y1;
1108 } 1192 }
1109 1193
1110 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1194 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
1111 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1195 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1112 dx = old_width - szHint.width; 1196 dx = old_width - szHint.width;
1113 dy = old_height - szHint.height; 1197 dy = old_height - szHint.height;
1114 1198
1115 /* Check position of the center of the window */ 1199 /* Check position of the center of the window */
1116 if (x < x1) /* left half */ 1200 if (x < x1) /* left half */
1120 if (y < y1) /* top half */ 1204 if (y < y1) /* top half */
1121 dy = 0; 1205 dy = 0;
1122 else if (y == y1) /* exact center */ 1206 else if (y == y1) /* exact center */
1123 dy /= 2; 1207 dy /= 2;
1124 1208
1125 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1209 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1126 szHint.width, szHint.height); 1210 szHint.width, szHint.height);
1127#else 1211#else
1128 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1212 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1129 szHint.height);
1130#endif 1213#endif
1131
1132 } 1214 }
1133 1215
1134 fix_screen = (TermWin.ncol != prev_ncol 1216 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1135 || TermWin.nrow != prev_nrow);
1136 1217
1137 if (fix_screen || width != old_width || height != old_height) 1218 if (fix_screen || newwidth != old_width || newheight != old_height)
1138 { 1219 {
1139 if (scrollbar_visible ()) 1220 if (scrollBar.state)
1140 { 1221 {
1141 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1222 XMoveResizeWindow (disp, scrollBar.win,
1223 window_sb_x, 0,
1142 0, scrollbar_TotalWidth (), szHint.height); 1224 scrollbar_TotalWidth (), szHint.height);
1143 resize_scrollbar (); 1225 resize_scrollbar ();
1144 } 1226 }
1145 1227
1146 if (menubar_visible ()) 1228 XMoveResizeWindow (disp, vt,
1147 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1229 window_vt_x, window_vt_y,
1148 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1149
1150 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1151 window_vt_y, TermWin_TotalWidth (),
1152 TermWin_TotalHeight ()); 1230 width, height);
1153 scr_clear (height != old_height); 1231
1232 scr_clear ();
1154#ifdef XPM_BACKGROUND 1233#ifdef XPM_BACKGROUND
1155 resize_pixmap (); 1234 resize_pixmap ();
1156#endif 1235#endif
1157
1158 } 1236 }
1159 1237
1160 if (fix_screen || old_height == 0) 1238 if (fix_screen || old_height == 0)
1161 { 1239 {
1162 int curr_screen = -1; 1240 int curr_screen = -1;
1163 int old_ncol = prev_ncol; 1241 int old_ncol = prev_ncol;
1164 1242
1165 /* scr_reset only works on the primary screen */ 1243 /* scr_reset only works on the primary screen */
1166 if (old_height) /* this is not the first time through */ 1244 if (old_height) /* this is not the first time through */
1167 { 1245 {
1168 unsigned int ncol = TermWin.ncol; 1246 unsigned int ocol = ncol;
1169 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1247 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1170 curr_screen = scr_change_screen (PRIMARY); 1248 curr_screen = scr_change_screen (PRIMARY);
1171 TermWin.ncol = ncol; 1249 ncol = ocol;
1172 } 1250 }
1173 1251
1174 scr_reset (); 1252 scr_reset ();
1175 1253
1176 if (curr_screen >= 0) /* this is not the first time through */ 1254 if (curr_screen >= 0) /* this is not the first time through */
1177 { 1255 {
1178 scr_change_screen (curr_screen); 1256 scr_change_screen (curr_screen);
1179 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1257 selection_check (old_ncol != ncol ? 4 : 0);
1180 } 1258 }
1181 } 1259 }
1182 1260
1183 old_width = szHint.width; 1261 old_width = szHint.width;
1184 old_height = szHint.height; 1262 old_height = szHint.height;
1263
1264#ifdef XPM_BACKGROUND
1265 if (pixmap)
1266 scr_touch (false);
1267#endif
1185 1268
1186#ifdef USE_XIM 1269#ifdef USE_XIM
1187 IMSetStatusPosition (); 1270 IMSetStatusPosition ();
1188#endif 1271#endif
1189} 1272}
1191/* 1274/*
1192 * Set the width/height of the vt window in characters. Units are pixels. 1275 * Set the width/height of the vt window in characters. Units are pixels.
1193 * good for toggling 80/132 columns 1276 * good for toggling 80/132 columns
1194 */ 1277 */
1195void 1278void
1196rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1279rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1197{ 1280{
1198 XWindowAttributes wattr; 1281 XWindowAttributes wattr;
1199 1282
1200 if (width == 0 || height == 0) 1283 if (newwidth == 0 || newheight == 0)
1201 { 1284 {
1202 XGetWindowAttributes (display->display, display->root, &wattr); 1285 XGetWindowAttributes (display->display, display->root, &wattr);
1286
1203 if (width == 0) 1287 if (newwidth == 0)
1204 width = wattr.width - szHint.base_width; 1288 newwidth = wattr.width - szHint.base_width;
1205 if (height == 0) 1289 if (newheight == 0)
1206 height = wattr.height - szHint.base_height; 1290 newheight = wattr.height - szHint.base_height;
1207 }
1208 if (width != TermWin.width || height != TermWin.height)
1209 { 1291 }
1292
1293 if (newwidth != width || newheight != height)
1294 {
1210 width += szHint.base_width; 1295 newwidth += szHint.base_width;
1211 height += szHint.base_height; 1296 newheight += szHint.base_height;
1212 resize_all_windows (width, height, 0); 1297 resize_all_windows (newwidth, newheight, 0);
1213 } 1298 }
1214} 1299}
1215 1300
1216/* -------------------------------------------------------------------- * 1301/* -------------------------------------------------------------------- *
1217 * - X INPUT METHOD ROUTINES - * 1302 * - X INPUT METHOD ROUTINES - *
1218 * -------------------------------------------------------------------- */ 1303 * -------------------------------------------------------------------- */
1219#ifdef USE_XIM 1304#ifdef USE_XIM
1220 1305
1221void 1306void
1307rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1308{
1309 fg = pix_colors[Color_fg];
1310 bg = pix_colors[Color_bg];
1311}
1312
1313void
1222rxvt_term::im_set_size (XRectangle *size) 1314rxvt_term::im_set_size (XRectangle &size)
1223{ 1315{
1224 size->x = TermWin.int_bwidth; 1316 // the int_bwidth terms make no sense to me
1225 size->y = TermWin.int_bwidth; 1317 size.x = int_bwidth;
1226 size->width = Width2Pixel (TermWin.ncol); 1318 size.y = int_bwidth;
1227 size->height = Height2Pixel (TermWin.nrow); 1319 size.width = Width2Pixel (ncol) + int_bwidth;
1320 size.height = Height2Pixel (nrow) + int_bwidth;
1228} 1321}
1229 1322
1230void 1323void
1231rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1324rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1325 XRectangle &status_rect,
1326 const XRectangle &needed_rect)
1232{ 1327{
1233 *fg = PixColors[Color_fg]; 1328 preedit_rect.x = needed_rect.width;
1234 *bg = PixColors[Color_bg]; 1329 preedit_rect.y = 0;
1330 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1331 preedit_rect.height = fheight;
1332
1333 status_rect.x = 0;
1334 status_rect.y = 0;
1335 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1336 status_rect.height = fheight;
1235} 1337}
1236 1338
1237/* Checking whether input method is running. */ 1339/* Checking whether input method is running. */
1238bool 1340bool
1239rxvt_term::IMisRunning () 1341rxvt_term::IMisRunning ()
1240{ 1342{
1241 char *p; 1343 char *p;
1242 Atom atom; 1344 Atom atom;
1243 Window win; 1345 Window win;
1244 char server[IMBUFSIZ]; 1346 char server[IMBUFSIZ];
1245 1347
1246 /* get current locale modifier */ 1348 /* get current locale modifier */
1247 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1349 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1248 { 1350 {
1249 STRCPY (server, "@server="); 1351 strcpy (server, "@server=");
1250 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1352 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1353
1251 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1354 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1252 *p = '\0'; 1355 *p = '\0';
1253 1356
1254 atom = XInternAtom (display->display, server, False); 1357 atom = XInternAtom (display->display, server, False);
1255 win = XGetSelectionOwner (display->display, atom); 1358 win = XGetSelectionOwner (display->display, atom);
1359
1256 if (win != None) 1360 if (win != None)
1257 return True; 1361 return True;
1258 } 1362 }
1363
1259 return False; 1364 return False;
1260} 1365}
1261 1366
1262void 1367void
1263rxvt_term::IMSendSpot () 1368rxvt_term::IMSendSpot ()
1264{ 1369{
1265 XPoint spot; 1370 XPoint nspot;
1266 XVaNestedList preedit_attr; 1371 XVaNestedList preedit_attr;
1267 1372
1268 if (Input_Context == NULL 1373 if (!Input_Context
1374 || !focus
1269 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1375 || !(input_style & XIMPreeditPosition))
1270 || ! (event_type == KeyPress
1271 || event_type == Expose
1272 || event_type == NoExpose
1273 || event_type == SelectionNotify
1274 || event_type == ButtonRelease || event_type == FocusIn)
1275 || !IMisRunning ())
1276 return; 1376 return;
1277 1377
1278 im_set_position (&spot); 1378 im_set_position (nspot);
1379
1380 if (nspot.x == spot.x && nspot.y == spot.y)
1381 return;
1382
1383 spot = nspot;
1279 1384
1280 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1385 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1281 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1386 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1282 XFree (preedit_attr); 1387 XFree (preedit_attr);
1283} 1388}
1284 1389
1285void 1390void
1286rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1287 XRectangle * needed_rect)
1288{
1289 int mbh, vtx = 0;
1290
1291 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1292 vtx = scrollbar_TotalWidth ();
1293
1294 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1295 mbh -= TermWin.lineSpace;
1296
1297 preedit_rect->x = needed_rect->width + vtx;
1298 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1299
1300 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1301 preedit_rect->height = Height2Pixel (1);
1302
1303 status_rect->x = vtx;
1304 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1305
1306 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1307 status_rect->height = Height2Pixel (1);
1308}
1309
1310void
1311rxvt_term::im_destroy () 1391rxvt_term::im_destroy ()
1312{ 1392{
1313 if (Input_Context)
1314 {
1315 XDestroyIC (Input_Context);
1316 Input_Context = NULL;
1317 }
1318
1319 if (input_method) 1393 if (input_method)
1320 { 1394 {
1395 if (Input_Context && input_method->xim)
1396 XDestroyIC (Input_Context);
1397
1321 display->put_xim (input_method); 1398 display->put_xim (input_method);
1322 input_method = 0; 1399 input_method = 0;
1323 } 1400 }
1401
1402 Input_Context = 0;
1324} 1403}
1325 1404
1326/* 1405/*
1327 * Try to open a XIM with the current modifiers, then see if we can 1406 * Try to open a XIM with the current modifiers, then see if we can
1328 * open a suitable preedit type 1407 * open a suitable preedit type
1329 */ 1408 */
1330bool 1409bool
1331rxvt_term::IM_get_IC (const char *modifiers) 1410rxvt_term::IM_get_IC (const char *modifiers)
1332{ 1411{
1333 int i, j, found; 1412 int i, j, found;
1334 XIM xim; 1413 XIM xim;
1335 XPoint spot; 1414 XPoint spot;
1336 XRectangle rect, status_rect, needed_rect; 1415 XRectangle rect, status_rect, needed_rect;
1337 unsigned long fg, bg; 1416 unsigned long fg, bg;
1338 const char *p; 1417 const char *p;
1339 char **s; 1418 char **s;
1340 XIMStyles *xim_styles; 1419 XIMStyles *xim_styles;
1341 XVaNestedList preedit_attr, status_attr; 1420
1421 set_environ (envv);
1342 1422
1343 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1423 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1344 return false; 1424 return false;
1345 1425
1346 D_MAIN ((stderr, "rxvt_IM_get_IC ()")); 1426 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1347 input_method = display->get_xim (locale, modifiers); 1427 input_method = display->get_xim (locale, modifiers);
1348 if (input_method == NULL) 1428 if (input_method == NULL)
1349 return false; 1429 return false;
1350 1430
1351 xim = input_method->xim; 1431 xim = input_method->xim;
1432 spot.x = spot.y = -1;
1352 1433
1353 xim_styles = NULL; 1434 xim_styles = NULL;
1354 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1435 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1355 || !xim_styles || !xim_styles->count_styles) 1436 || !xim_styles || !xim_styles->count_styles)
1356 { 1437 {
1357 display->put_xim (input_method); 1438 im_destroy ();
1358 return false; 1439 return false;
1359 } 1440 }
1360 1441
1361 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1442 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1443
1444 for (int pi = 0; pi < 2; pi++)
1445 {
1446 p = pet[pi];
1447
1448 if (!p)
1449 continue;
1450
1362 s = rxvt_splitcommastring (p); 1451 s = rxvt_splitcommastring (p);
1452
1363 for (i = found = 0; !found && s[i]; i++) 1453 for (i = found = 0; !found && s[i]; i++)
1364 { 1454 {
1365 if (!STRCMP (s[i], "OverTheSpot")) 1455 if (!strcmp (s[i], "OverTheSpot"))
1366 input_style = (XIMPreeditPosition | XIMStatusNothing); 1456 input_style = (XIMPreeditPosition | XIMStatusNothing);
1367 else if (!STRCMP (s[i], "OffTheSpot")) 1457 else if (!strcmp (s[i], "OffTheSpot"))
1368 input_style = (XIMPreeditArea | XIMStatusArea); 1458 input_style = (XIMPreeditArea | XIMStatusArea);
1369 else if (!STRCMP (s[i], "Root")) 1459 else if (!strcmp (s[i], "Root"))
1370 input_style = (XIMPreeditNothing | XIMStatusNothing); 1460 input_style = (XIMPreeditNothing | XIMStatusNothing);
1461 else if (!strcmp (s[i], "None"))
1462 input_style = (XIMPreeditNone | XIMStatusNone);
1371 1463
1372 for (j = 0; j < xim_styles->count_styles; j++) 1464 for (j = 0; j < xim_styles->count_styles; j++)
1373 if (input_style == xim_styles->supported_styles[j]) 1465 if (input_style == xim_styles->supported_styles[j])
1374 { 1466 {
1467 rxvt_freecommastring (s);
1468
1375 found = 1; 1469 found = 1;
1376 break; 1470 goto foundpet;
1471 }
1472
1377 } 1473 }
1378 }
1379 1474
1380 for (i = 0; s[i]; i++) 1475 rxvt_freecommastring (s);
1381 free (s[i]); 1476 }
1382 1477
1383 free (s); 1478foundpet:
1479
1384 XFree (xim_styles); 1480 XFree (xim_styles);
1385 1481
1386 if (!found) 1482 if (!found)
1387 { 1483 {
1388 display->put_xim (input_method); 1484 im_destroy ();
1389 return false; 1485 return false;
1390 } 1486 }
1391 1487
1392 preedit_attr = status_attr = NULL; 1488 XFontSet fs = 0;
1489 XVaNestedList preedit_attr = 0, status_attr = 0;
1490
1491 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1492 {
1493 // fake us a font-set, please
1494 char **missing_charset_list;
1495 int missing_charset_count;
1496 char *def_string;
1497 char pat[512];
1498
1499 sprintf (pat,
1500 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1501 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1502 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1503 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1504 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1505 "*",
1506 fheight,
1507 fheight + 1, fheight - 1,
1508 fheight - 2, fheight + 2);
1509
1510 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1511 &missing_charset_list, &missing_charset_count, &def_string);
1512
1513 if (missing_charset_list)
1514 XFreeStringList (missing_charset_list);
1515
1516 if (!fs)
1517 {
1518 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1519 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1520 }
1521 }
1393 1522
1394 if (input_style & XIMPreeditPosition) 1523 if (input_style & XIMPreeditPosition)
1395 { 1524 {
1396 im_set_size (&rect); 1525 im_set_size (rect);
1397 im_set_position (&spot); 1526 im_set_position (spot);
1398 im_set_color (&fg, &bg); 1527 im_set_color (fg, bg);
1399 1528
1400 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1529 preedit_attr = XVaCreateNestedList (0,
1530 XNForeground, fg,
1531 XNBackground, bg,
1532 XNArea, &rect,
1401 XNSpotLocation, &spot, 1533 XNSpotLocation, &spot,
1402 XNForeground, fg, XNBackground, bg,
1403 //XNFontSet, TermWin.fontset, 1534 XNFontSet, fs,
1404 NULL); 1535 NULL);
1405 } 1536 }
1406 else if (input_style & XIMPreeditArea) 1537 else if (input_style & XIMPreeditArea)
1407 { 1538 {
1408 im_set_color (&fg, &bg); 1539 im_set_color (fg, bg);
1409 1540
1410 /* 1541 /*
1411 * The necessary width of preedit area is unknown 1542 * The necessary width of preedit area is unknown
1412 * until create input context. 1543 * until create input context.
1413 */ 1544 */
1414 needed_rect.width = 0; 1545 needed_rect.width = 0;
1415
1416 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1546 im_set_preedit_area (rect, status_rect, needed_rect);
1417 1547
1418 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1548 preedit_attr = XVaCreateNestedList (0,
1549 XNForeground, fg,
1419 XNForeground, fg, XNBackground, bg, 1550 XNBackground, bg,
1551 XNArea, &rect,
1552 XNFontSet, fs,
1553 NULL);
1554 status_attr = XVaCreateNestedList (0,
1555 XNForeground, fg,
1556 XNBackground, bg,
1557 XNArea, &status_rect,
1420 //XNFontSet, TermWin.fontset, 1558 XNFontSet, fs,
1421 NULL); 1559 NULL);
1422 status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1423 XNForeground, fg, XNBackground, bg,
1424 //XNFontSet, TermWin.fontset,
1425 NULL);
1426 } 1560 }
1427 1561
1428 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1562 Input_Context = XCreateIC (xim,
1563 XNInputStyle, input_style,
1429 XNClientWindow, TermWin.parent[0], 1564 XNClientWindow, vt,
1430 XNFocusWindow, TermWin.parent[0], 1565 XNFocusWindow, parent[0],
1431 preedit_attr ? XNPreeditAttributes : NULL, 1566 preedit_attr ? XNPreeditAttributes : NULL,
1432 preedit_attr, 1567 preedit_attr,
1433 status_attr ? XNStatusAttributes : NULL, 1568 status_attr ? XNStatusAttributes : NULL,
1434 status_attr, NULL); 1569 status_attr, NULL);
1570
1435 if (preedit_attr) XFree (preedit_attr); 1571 if (preedit_attr) XFree (preedit_attr);
1436 if (status_attr) XFree (status_attr); 1572 if (status_attr) XFree (status_attr);
1573 if (fs) XFreeFontSet (display->display, fs);
1437 1574
1438 if (Input_Context == NULL) 1575 if (Input_Context == NULL)
1439 { 1576 {
1440 rxvt_warn ("failed to create input context, continuing without XIM.\n"); 1577 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1441 display->put_xim (input_method); 1578 im_destroy ();
1442 return false; 1579 return false;
1443 } 1580 }
1444 1581
1445 if (input_style & XIMPreeditArea) 1582 if (input_style & XIMPreeditArea)
1446 IMSetStatusPosition (); 1583 IMSetStatusPosition ();
1450} 1587}
1451 1588
1452void 1589void
1453rxvt_term::im_cb () 1590rxvt_term::im_cb ()
1454{ 1591{
1455 int i, found, had_im; 1592 int i;
1456 const char *p; 1593 const char *p;
1457 char **s; 1594 char **s;
1458 char buf[IMBUFSIZ]; 1595 char buf[IMBUFSIZ];
1459 1596
1597 make_current ();
1598
1460 im_destroy (); 1599 im_destroy ();
1461 1600
1462 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()")); 1601 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1463 if (Input_Context) 1602 if (Input_Context)
1464 return; 1603 return;
1472 if (p && *p) 1611 if (p && *p)
1473 { 1612 {
1474 bool found = false; 1613 bool found = false;
1475 1614
1476 s = rxvt_splitcommastring (p); 1615 s = rxvt_splitcommastring (p);
1616
1477 for (i = 0; s[i]; i++) 1617 for (i = 0; s[i]; i++)
1478 { 1618 {
1479 if (*s[i]) 1619 if (*s[i])
1480 { 1620 {
1481 STRCPY (buf, "@im="); 1621 strcpy (buf, "@im=");
1482 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1622 strncat (buf, s[i], IMBUFSIZ - 5);
1483 if (IM_get_IC (buf)) 1623 if (IM_get_IC (buf))
1484 { 1624 {
1485 found = true; 1625 found = true;
1486 break; 1626 break;
1487 } 1627 }
1488 } 1628 }
1489 } 1629 }
1490 for (i = 0; s[i]; i++) 1630
1491 free (s[i]); 1631 rxvt_freecommastring (s);
1492 free (s);
1493 1632
1494 if (found) 1633 if (found)
1495 goto done; 1634 goto done;
1496 } 1635 }
1497 1636
1511} 1650}
1512 1651
1513void 1652void
1514rxvt_term::IMSetStatusPosition () 1653rxvt_term::IMSetStatusPosition ()
1515{ 1654{
1516 XRectangle preedit_rect, status_rect, *needed_rect; 1655 XRectangle preedit_rect, status_rect, *needed_rect;
1517 XVaNestedList preedit_attr, status_attr; 1656 XVaNestedList preedit_attr, status_attr;
1518 1657
1519 if (Input_Context == NULL 1658 if (!Input_Context
1659 || !focus
1520 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1660 || !(input_style & XIMPreeditArea)
1521 || !IMisRunning ()) 1661 || !IMisRunning ())
1522 return; 1662 return;
1523 1663
1524 /* Getting the necessary width of preedit area */ 1664 /* Getting the necessary width of preedit area */
1525 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1665 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1666 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527 XFree (status_attr); 1667 XFree (status_attr);
1528 1668
1529 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1669 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1670 XFree (needed_rect);
1530 1671
1531 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1672 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1532 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1673 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1533 1674
1534 XSetICValues (Input_Context, 1675 XSetICValues (Input_Context,
1535 XNPreeditAttributes, preedit_attr, 1676 XNPreeditAttributes, preedit_attr,
1536 XNStatusAttributes, status_attr, NULL); 1677 XNStatusAttributes, status_attr, NULL);
1537 1678
1538 XFree (preedit_attr); 1679 XFree (preedit_attr);
1539 XFree (status_attr); 1680 XFree (status_attr);
1540} 1681}
1541#endif /* USE_XIM */ 1682#endif /* USE_XIM */

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