ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/main.C

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.186 by root, Tue Jan 17 15:41:33 2006 UTC vs.
Revision 1.254 by ayin, Thu Oct 18 09:11:42 2007 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
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>
…		…
38	#include <limits>	38	#include <limits>
39		39
40	#include <csignal>	40	#include <csignal>
41	#include <cstring>	41	#include <cstring>
42		42
43	#ifdef TTY_GID_SUPPORT
44	# include <grp.h>
45	#endif
46
47	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
48	# include <termios.h>	44	# include <termios.h>
49	#endif	45	#endif
50		46
51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	47	#ifdef HAVE_XSETLOCALE
52	static uid_t saved_euid;	48	# define X_LOCALE
53	static gid_t saved_egid;	49	# include <X11/Xlocale.h>
		50	#else
		51	# ifdef HAVE_SETLOCALE
		52	# include <clocale>
54	#endif	53	# endif
		54	#endif
		55
		56	vector<rxvt_term *> rxvt_term::termlist;
		57
		58	// used to tell global functions which terminal instance is "active"
		59	rxvt_t rxvt_current_term;
		60
		61	static char curlocale[128], savelocale[128];
55		62
56	bool	63	bool
57	rxvt_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	}
65
66	vector<rxvt_term *> rxvt_term::termlist;
67
68	static char curlocale[128], savelocale[128];
69
70	bool
71	rxvt_set_locale (const char *locale)	64	rxvt_set_locale (const char *locale) NOTHROW
72	{	65	{
		66	int size = strlen (locale) + 1;
		67
		68	if (size > sizeof (curlocale))
		69	rxvt_fatal ("locale string too long, aborting.\n");
		70
73	if (!locale || !strncmp (locale, curlocale, 128))	71	if (!locale || !memcmp (locale, curlocale, size))
74	return false;	72	return false;
75		73
76	strncpy (curlocale, locale, 128);	74	memcpy (curlocale, locale, size);
77	setlocale (LC_CTYPE, curlocale);	75	setlocale (LC_CTYPE, curlocale);
78	return true;	76	return true;
79	}	77	}
80		78
81	void	79	void
82	rxvt_push_locale (const char *locale)	80	rxvt_push_locale (const char *locale) NOTHROW
83	{	81	{
84	strcpy (savelocale, curlocale);	82	strcpy (savelocale, curlocale);
85	rxvt_set_locale (locale);	83	rxvt_set_locale (locale);
86	}	84	}
87		85
88	void	86	void
89	rxvt_pop_locale ()	87	rxvt_pop_locale () NOTHROW
90	{	88	{
91	rxvt_set_locale (savelocale);	89	rxvt_set_locale (savelocale);
92	}	90	}
93		91
94	#if ENABLE_COMBINING	92	#if ENABLE_COMBINING
…		…
155	}	153	}
156	#endif	154	#endif
157		155
158	rxvt_term::rxvt_term ()	156	rxvt_term::rxvt_term ()
159	:	157	:
160	#if TRANSPARENT	158	#if ENABLE_TRANSPARENCY || ENABLE_PERL
161	rootwin_ev (this, &rxvt_term::rootwin_cb),	159	rootwin_ev (this, &rxvt_term::rootwin_cb),
		160	#endif
		161	#if HAVE_BG_PIXMAP
		162	update_background_ev(this, &rxvt_term::update_background_cb),
162	#endif	163	#endif
163	#ifdef HAVE_SCROLLBARS	164	#ifdef HAVE_SCROLLBARS
164	scrollbar_ev (this, &rxvt_term::x_cb),	165	scrollbar_ev (this, &rxvt_term::x_cb),
165	#endif	166	#endif
166	#ifdef CURSOR_BLINK	167	#ifdef CURSOR_BLINK
…		…
182	pointer_ev (this, &rxvt_term::pointer_cb),	183	pointer_ev (this, &rxvt_term::pointer_cb),
183	#endif	184	#endif
184	#ifdef USE_XIM	185	#ifdef USE_XIM
185	im_ev (this, &rxvt_term::im_cb),	186	im_ev (this, &rxvt_term::im_cb),
186	#endif	187	#endif
		188	#ifndef NO_BELL
		189	bell_ev (this, &rxvt_term::bell_cb),
		190	#endif
187	termwin_ev (this, &rxvt_term::x_cb),	191	termwin_ev (this, &rxvt_term::x_cb),
188	vt_ev (this, &rxvt_term::x_cb),	192	vt_ev (this, &rxvt_term::x_cb),
		193	child_ev (this, &rxvt_term::child_cb),
189	check_ev (this, &rxvt_term::check_cb),	194	check_ev (this, &rxvt_term::check_cb),
190	flush_ev (this, &rxvt_term::flush_cb),	195	flush_ev (this, &rxvt_term::flush_cb),
191	destroy_ev (this, &rxvt_term::destroy_cb),	196	destroy_ev (this, &rxvt_term::destroy_cb),
192	pty_ev (this, &rxvt_term::pty_cb),	197	pty_ev (this, &rxvt_term::pty_cb),
193	incr_ev (this, &rxvt_term::incr_cb)	198	incr_ev (this, &rxvt_term::incr_cb)
…		…
196		201
197	termlist.push_back (this);	202	termlist.push_back (this);
198		203
199	#ifdef KEYSYM_RESOURCE	204	#ifdef KEYSYM_RESOURCE
200	keyboard = new keyboard_manager;	205	keyboard = new keyboard_manager;
201
202	if (!keyboard)
203	rxvt_fatal ("out of memory, aborting.\n");
204	#endif	206	#endif
205	}	207	}
206		208
207	// clean up the most important stuff, do *not* call x or free mem etc.	209	// clean up the most important stuff, do *not* call x or free mem etc.
208	// for use before an emergency exit	210	// for use before an emergency exit
		211	void
209	void rxvt_term::emergency_cleanup ()	212	rxvt_term::emergency_cleanup ()
210	{	213	{
211	if (cmd_pid)	214	if (cmd_pid)
212	kill (-cmd_pid, SIGHUP);	215	kill (-cmd_pid, SIGHUP);
213		216
		217	pty_ev.stop ();
214	delete pty; pty = 0;	218	delete pty; pty = 0;
215	}	219	}
216		220
217	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
218	{	222	{
219	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
220
221	termlist.erase (find (termlist.begin (), termlist.end(), this));	223	termlist.erase (find (termlist.begin (), termlist.end(), this));
222		224
223	emergency_cleanup ();	225	emergency_cleanup ();
224		226
225	#if ENABLE_STYLES	227	#if ENABLE_STYLES
…		…
229	#endif	231	#endif
230	delete fontset[0];	232	delete fontset[0];
231		233
232	if (display)	234	if (display)
233	{	235	{
234	dDisp;
235
236	selection_clear ();	236	selection_clear ();
237		237
238	#ifdef USE_XIM	238	#ifdef USE_XIM
239	im_destroy ();	239	im_destroy ();
240	#endif	240	#endif
241	#ifdef XTERM_SCROLLBAR	241	#ifdef XTERM_SCROLLBAR
242	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);	242	if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
243	if (ShadowGC) XFreeGC (disp, ShadowGC);	243	if (ShadowGC) XFreeGC (dpy, ShadowGC);
244	#endif	244	#endif
245	#ifdef PLAIN_SCROLLBAR	245	#ifdef PLAIN_SCROLLBAR
246	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);	246	if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
247	#endif	247	#endif
248	#ifdef NEXT_SCROLLBAR	248	#ifdef NEXT_SCROLLBAR
249	if (blackGC) XFreeGC (disp, blackGC);	249	if (blackGC) XFreeGC (dpy, blackGC);
250	if (whiteGC) XFreeGC (disp, whiteGC);	250	if (whiteGC) XFreeGC (dpy, whiteGC);
251	if (grayGC) XFreeGC (disp, grayGC);	251	if (grayGC) XFreeGC (dpy, grayGC);
252	if (darkGC) XFreeGC (disp, darkGC);	252	if (darkGC) XFreeGC (dpy, darkGC);
253	if (stippleGC) XFreeGC (disp, stippleGC);	253	if (stippleGC) XFreeGC (dpy, stippleGC);
254	if (dimple) XFreePixmap (disp, dimple);	254	if (dimple) XFreePixmap (dpy, dimple);
255	if (upArrow) XFreePixmap (disp, upArrow);	255	if (upArrow) XFreePixmap (dpy, upArrow);
256	if (downArrow) XFreePixmap (disp, downArrow);	256	if (downArrow) XFreePixmap (dpy, downArrow);
257	if (upArrowHi) XFreePixmap (disp, upArrowHi);	257	if (upArrowHi) XFreePixmap (dpy, upArrowHi);
258	if (downArrowHi) XFreePixmap (disp, downArrowHi);	258	if (downArrowHi) XFreePixmap (dpy, downArrowHi);
259	#endif	259	#endif
260	#ifdef RXVT_SCROLLBAR	260	#ifdef RXVT_SCROLLBAR
261	if (topShadowGC) XFreeGC (disp, topShadowGC);	261	if (topShadowGC) XFreeGC (dpy, topShadowGC);
262	if (botShadowGC) XFreeGC (disp, botShadowGC);	262	if (botShadowGC) XFreeGC (dpy, botShadowGC);
263	if (scrollbarGC) XFreeGC (disp, scrollbarGC);	263	if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
264	#endif	264	#endif
265	if (gc) XFreeGC (disp, gc);	265	if (gc) XFreeGC (dpy, gc);
266		266
267	delete drawable;	267	delete drawable;
268	// destroy all windows	268	// destroy all windows
269	if (parent[0])	269	if (parent[0])
270	XDestroyWindow (disp, parent[0]);	270	XDestroyWindow (dpy, parent[0]);
271	}
272		271
273	// TODO: free pixcolours, colours should become part of rxvt_display	272	for (int i = 0; i < TOTAL_COLORS; i++)
274	delete pix_colors_focused;	273	if (ISSET_PIXCOLOR (i))
		274	{
		275	pix_colors_focused [i].free (this);
275	#if OFF_FOCUS_FADING	276	#if OFF_FOCUS_FADING
		277	pix_colors_unfocused [i].free (this);
		278	#endif
		279	}
		280
		281	clear ();
		282	}
		283
		284	delete [] pix_colors_focused;
		285	#if OFF_FOCUS_FADING
276	delete pix_colors_unfocused;	286	delete [] pix_colors_unfocused;
277	#endif	287	#endif
278		288
279	displays.put (display);	289	displays.put (display);
280		290
281	scr_release ();	291	scr_release ();
…		…
284	for (int i = 0; i < allocated.size (); i++)	294	for (int i = 0; i < allocated.size (); i++)
285	free (allocated [i]);	295	free (allocated [i]);
286		296
287	free (selection.text);	297	free (selection.text);
288	// TODO: manage env vars in child only(!)	298	// TODO: manage env vars in child only(!)
289	free (env_windowid);
290	free (env_display);	299	free (env_display);
291	free (env_term);	300	free (env_term);
292	free (env_colorfgbg);
293	free (locale);	301	free (locale);
294	free (v_buffer);	302	free (v_buffer);
295	free (incr_buf);	303	free (incr_buf);
296		304
297	delete envv;	305	delete envv;
…		…
300	#ifdef KEYSYM_RESOURCE	308	#ifdef KEYSYM_RESOURCE
301	delete keyboard;	309	delete keyboard;
302	#endif	310	#endif
303	}	311	}
304		312
		313	// child has exited, usually destroys
305	void	314	void
306	rxvt_term::child_exit ()	315	rxvt_term::child_cb (child_watcher &w, int status)
307	{	316	{
		317	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		318
308	cmd_pid = 0;	319	cmd_pid = 0;
309		320
310	if (!OPTION (Opt_hold))	321	if (!option (Opt_hold))
311	destroy ();	322	destroy ();
312	}	323	}
313		324
314	void	325	void
315	rxvt_term::destroy ()	326	rxvt_term::destroy ()
316	{	327	{
317	if (destroy_ev.active)	328	if (destroy_ev.active)
318	return;	329	return;
319		330
		331	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		332
320	#if ENABLE_OVERLAY	333	#if ENABLE_OVERLAY
321	scr_overlay_off ();	334	scr_overlay_off ();
322	#endif	335	#endif
323		336
324	if (display)	337	if (display)
…		…
327	im_ev.stop (display);	340	im_ev.stop (display);
328	#endif	341	#endif
329	#if HAVE_SCROLLBARS	342	#if HAVE_SCROLLBARS
330	scrollbar_ev.stop (display);	343	scrollbar_ev.stop (display);
331	#endif	344	#endif
332	#if TRANSPARENT	345	#if ENABLE_TRANSPARENCY || ENABLE_PERL
333	rootwin_ev.stop (display);	346	rootwin_ev.stop (display);
334	#endif	347	#endif
335	incr_ev.stop ();	348	incr_ev.stop ();
336	termwin_ev.stop (display);	349	termwin_ev.stop (display);
337	vt_ev.stop (display);	350	vt_ev.stop (display);
…		…
378	{	391	{
379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	392	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
380	(*t)->emergency_cleanup ();	393	(*t)->emergency_cleanup ();
381	}	394	}
382		395
383	#if ENABLE_FRILLS	396	#if !ENABLE_MINIMAL
384	static void	397	static void
385	print_x_error (Display *dpy, XErrorEvent *event)	398	print_x_error (Display *dpy, XErrorEvent *event)
386	{	399	{
387	char buffer[BUFSIZ];	400	char buffer[BUFSIZ];
388	char mesg[BUFSIZ];	401	char mesg[BUFSIZ];
…		…
436	GET_R->allowedxerror = event->error_code;	449	GET_R->allowedxerror = event->error_code;
437	else	450	else
438	{	451	{
439	// GET_R is most likely not the terminal which caused the error,	452	// GET_R is most likely not the terminal which caused the error,
440	// so just output the error and continue	453	// so just output the error and continue
441	#if ENABLE_FRILLS	454	#if ENABLE_MINIMAL
		455	old_xerror_handler (display, event);
		456	#else
442	print_x_error (display, event);	457	print_x_error (display, event);
443	#else
444	old_xerror_handler (display, event);
445	#endif	458	#endif
446	}	459	}
447		460
448	return 0;	461	return 0;
449	}	462	}
…		…
457	_exit (EXIT_FAILURE);	470	_exit (EXIT_FAILURE);
458	}	471	}
459		472
460	/*----------------------------------------------------------------------*/	473	/*----------------------------------------------------------------------*/
461	bool	474	bool
462	rxvt_term::init (int argc, const char *const *argv)	475	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
463	{	476	{
		477	this->envv = envv;
		478
464	SET_R (this);	479	SET_R (this);
465	set_locale ("");	480	set_locale ("");
466	set_environ (envv); // few things in X do not call setlocale :(	481	set_environ (envv); // few things in X do not call setlocale :(
467		482
468	if (!init_vars ())	483	if (!init_vars ())
…		…
475	#ifdef KEYSYM_RESOURCE	490	#ifdef KEYSYM_RESOURCE
476	keyboard->register_done ();	491	keyboard->register_done ();
477	#endif	492	#endif
478		493
479	#ifdef HAVE_SCROLLBARS	494	#ifdef HAVE_SCROLLBARS
480	if (OPTION (Opt_scrollBar))	495	if (option (Opt_scrollBar))
481	scrollBar.setIdle (); /* set existence for size calculations */	496	scrollBar.setIdle (); /* set existence for size calculations */
482	#endif	497	#endif
483		498
		499	pty = ptytty::create ();
		500
		501	create_windows (argc, argv);
		502
		503	init_xlocale ();
		504
		505	scr_reset (); // initialize screen
		506
		507	#if 0
		508	XSynchronize (dpy, True);
		509	#endif
		510
		511	#ifdef HAVE_SCROLLBARS
		512	if (option (Opt_scrollBar))
		513	resize_scrollbar (); /* create and map scrollbar */
		514	#endif
		515	#ifdef HAVE_BG_PIXMAP
		516	{
		517	bgPixmap.set_target (this);
		518
		519	#ifdef ENABLE_TRANSPARENCY
		520	if (option (Opt_transparent))
		521	{
		522	bgPixmap.set_transparent ();
		523	#ifdef HAVE_AFTERIMAGE
		524	if (rs [Rs_blurradius])
		525	bgPixmap.set_blur_radius (rs [Rs_blurradius]);
		526	#endif
		527	if (ISSET_PIXCOLOR (Color_tint))
		528	bgPixmap.set_tint (pix_colors_focused [Color_tint]);
		529	if (rs [Rs_shade])
		530	bgPixmap.set_shade (rs [Rs_shade]);
		531
		532	bgPixmap.set_root_pixmap ();
		533	XSelectInput (dpy, display->root, PropertyChangeMask);
		534	rootwin_ev.start (display, display->root);
		535	}
		536	#endif
		537
		538	#ifdef BG_IMAGE_FROM_FILE
		539	if (rs[Rs_backgroundPixmap] != NULL)
		540	{
		541	const char *p = rs[Rs_backgroundPixmap];
		542
		543	if ((p = strchr (p, ';')) != NULL)
		544	{
		545	p++;
		546	bgPixmap.set_geometry (p);
		547	}
		548	else
		549	bgPixmap.set_defaultGeometry ();
		550
		551	if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
		552	if (!bgPixmap.window_position_sensitive ())
		553	update_background ();
		554	}
		555	#endif
		556	}
		557	#endif
		558
484	#if ENABLE_PERL	559	#if ENABLE_PERL
485	if (!rs[Rs_perl_ext_1])
486	rs[Rs_perl_ext_1] = "default";
487
488	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
489	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
490	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
491	{
492	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
493	// ignore some perl-related arguments if some bozo installed us set[ug]id
494	if (rxvt_tainted ())
495	{
496	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
497	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
498	{
499	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
500	rs[Rs_perl_lib] = 0;
501	rs[Rs_perl_eval] = 0;
502	}
503	}
504	#endif
505	rxvt_perl.init (this);
506	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
507	}
508	#endif
509
510	pty = rxvt_new_ptytty ();
511
512	create_windows (argc, argv);
513
514	dDisp;
515
516	init_xlocale ();
517
518	scr_reset (); // initialize screen
519
520	#if 0
521	XSynchronize (disp, True);
522	#endif
523
524	#ifdef HAVE_SCROLLBARS
525	if (OPTION (Opt_scrollBar))
526	resize_scrollbar (); /* create and map scrollbar */
527	#endif
528	#ifdef TRANSPARENT
529	if (OPTION (Opt_transparent))
530	{
531	XSelectInput (disp, display->root, PropertyChangeMask);
532	check_our_parents ();
533	rootwin_ev.start (display, display->root);	560	rootwin_ev.start (display, display->root);
534	}
535	#endif	561	#endif
536
537	XMapWindow (disp, vt);
538	XMapWindow (disp, parent[0]);
539		562
540	set_colorfgbg ();	563	set_colorfgbg ();
541		564
542	init_command (cmd_argv);	565	init_command (cmd_argv);
543		566
…		…
548		571
549	check_ev.start ();	572	check_ev.start ();
550		573
551	HOOK_INVOKE ((this, HOOK_START, DT_END));	574	HOOK_INVOKE ((this, HOOK_START, DT_END));
552		575
		576	#if ENABLE_XEMBED
		577	if (rs[Rs_embed])
		578	{
		579	long info[2] = { 0, XEMBED_MAPPED };
		580
		581	XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		582	32, PropModeReplace, (unsigned char *)&info, 2);
		583	}
		584	#endif
		585
		586	XMapWindow (dpy, vt);
		587	XMapWindow (dpy, parent[0]);
		588
553	return true;	589	return true;
554	}	590	}
555		591
556	static struct sig_handlers	592	static struct sig_handlers
557	{	593	{
558	sig_watcher sw_chld, sw_term, sw_int;	594	sig_watcher sw_term, sw_int;
559		595
560	void sig_chld (sig_watcher &w)
561	{
562	// we are being called for every SIGCHLD, find the corresponding term
563	int pid;
564
565	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
566	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
567	if (pid == (*t)->cmd_pid)
568	{
569	(*t)->child_exit ();
570	break;
571	}
572	}
573
574	/*	596	/*
575	* Catch a fatal signal and tidy up before quitting	597	* Catch a fatal signal and tidy up before quitting
576	*/	598	*/
577	void	599	void
578	sig_term (sig_watcher &w)	600	sig_term (sig_watcher &w)
579	{	601	{
580	#ifdef DEBUG_CMD
581	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
582	#endif
583	rxvt_emergency_cleanup ();	602	rxvt_emergency_cleanup ();
584	signal (w.signum, SIG_DFL);	603	signal (w.signum, SIG_DFL);
585	kill (getpid (), w.signum);	604	kill (getpid (), w.signum);
586	}	605	}
587		606
588	sig_handlers ()	607	sig_handlers ()
589	: sw_chld (this, &sig_handlers::sig_chld),
590	sw_term (this, &sig_handlers::sig_term),	608	: sw_term (this, &sig_handlers::sig_term),
591	sw_int (this, &sig_handlers::sig_term)	609	sw_int (this, &sig_handlers::sig_term)
592	{	610	{
593	}	611	}
594	} sig_handlers;	612	} sig_handlers;
595		613
596	char **rxvt_environ; // startup environment	614	char **rxvt_environ; // startup environment
597		615
598	void	616	void
599	rxvt_init ()	617	rxvt_init ()
600	{	618	{
601	uid_t uid = getuid ();	619	ptytty::init ();
602	gid_t gid = getgid ();
603
604	// before doing anything else, check for setuid/setgid operation,
605	// start the helper process and drop privileges
606	if (uid != geteuid ()
607	|| 1 //D
608	|| gid != getegid ())
609	{
610	#if PTYTTY_HELPER
611	rxvt_ptytty_server ();
612	#else
613	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
614	#endif
615
616	// drop privileges
617	#if HAVE_SETRESUID
618	setresgid (gid, gid, gid);
619	setresuid (uid, uid, uid);
620	#elif HAVE_SETREUID
621	setregid (gid, gid);
622	setreuid (uid, uid);
623	#elif HAVE_SETUID
624	setgid (gid);
625	setuid (uid);
626	#endif
627
628	if (uid != geteuid ()
629	|| gid != getegid ())
630	rxvt_fatal ("unable to drop privileges, aborting.\n");
631	}
632		620
633	rxvt_environ = environ;	621	rxvt_environ = environ;
634
635	/*
636	* Save and then give up any super-user privileges
637	* If we need privileges in any area then we must specifically request it.
638	* We should only need to be root in these cases:
639	* 1. write utmp entries on some systems
640	* 2. chown tty on some systems
641	*/
642	rxvt_privileges (SAVE);
643	rxvt_privileges (IGNORE);
644		622
645	signal (SIGHUP, SIG_IGN);	623	signal (SIGHUP, SIG_IGN);
646	signal (SIGPIPE, SIG_IGN);	624	signal (SIGPIPE, SIG_IGN);
647		625
648	sig_handlers.sw_chld.start (SIGCHLD);
649	sig_handlers.sw_term.start (SIGTERM);	626	sig_handlers.sw_term.start (SIGTERM);
650	sig_handlers.sw_int.start (SIGINT);	627	sig_handlers.sw_int.start (SIGINT);
651		628
652	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	629	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
653	/* signal (SIGURG, SIG_DFL); */	630	/* signal (SIGURG, SIG_DFL); */
…		…
682	rxvt_fatal ("memory allocation failure. aborting.\n");	659	rxvt_fatal ("memory allocation failure. aborting.\n");
683		660
684	return p;	661	return p;
685	}	662	}
686		663
687	void *	664	void *
688	rxvt_realloc (void *ptr, size_t size)	665	rxvt_realloc (void *ptr, size_t size)
689	{	666	{
690	void *p = realloc (ptr, size);	667	void *p = realloc (ptr, size);
691		668
692	if (!p)	669	if (!p)
693	rxvt_fatal ("memory allocation failure. aborting.\n");	670	rxvt_fatal ("memory allocation failure. aborting.\n");
694		671
695	return p;	672	return p;
696	}	673	}
697		674
698	/* ------------------------------------------------------------------------- *
699	* PRIVILEGED OPERATIONS *
700	* ------------------------------------------------------------------------- */
701	/* take care of suid/sgid super-user (root) privileges */
702	void
703	rxvt_privileges (rxvt_privaction action)
704	{
705	#if ! defined(__CYGWIN32__)
706	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
707	/* setreuid () is the poor man's setuid (), seteuid () */
708	# define seteuid(a) setreuid(-1, (a))
709	# define setegid(a) setregid(-1, (a))
710	# define HAVE_SETEUID
711	# endif
712	# ifdef HAVE_SETEUID
713	switch (action)
714	{
715	case IGNORE:
716	/*
717	* change effective uid/gid - not real uid/gid - so we can switch
718	* back to root later, as required
719	*/
720	setegid (getgid ());
721	seteuid (getuid ());
722	break;
723	case SAVE:
724	saved_egid = getegid ();
725	saved_euid = geteuid ();
726	break;
727	case RESTORE:
728	setegid (saved_egid);
729	seteuid (saved_euid);
730	break;
731	}
732	# else
733	switch (action)
734	{
735	case IGNORE:
736	setgid (getgid ());
737	setuid (getuid ());
738	/* FALLTHROUGH */
739	case SAVE:
740	/* FALLTHROUGH */
741	case RESTORE:
742	break;
743	}
744	# endif
745	#endif
746	}
747
748	/*----------------------------------------------------------------------*/	675	/*----------------------------------------------------------------------*/
749	/*	676	/*
750	* window size/position calculcations for XSizeHint and other storage.	677	* window size/position calculations for XSizeHint and other storage.
751	* if width/height are non-zero then override calculated width/height	678	* if width/height are non-zero then override calculated width/height
752	*/	679	*/
753	void	680	void
754	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	681	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
755	{	682	{
756	short recalc_x, recalc_y;	683	short recalc_x, recalc_y;
757	int x, y, sb_w, flags;	684	int x, y, sb_w, flags;
758	unsigned int w, h;	685	unsigned int w, h;
759	unsigned int max_width, max_height;	686	unsigned int max_width, max_height;
760	dDisp;
761
762	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
763	ncol, nrow, szHint.width, szHint.height));
764		687
765	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	688	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
766	szHint.win_gravity = NorthWestGravity;	689	szHint.win_gravity = NorthWestGravity;
767	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	690	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
768		691
…		…
830		753
831	if (scrollBar.state)	754	if (scrollBar.state)
832	{	755	{
833	sb_w = scrollbar_TotalWidth ();	756	sb_w = scrollbar_TotalWidth ();
834	szHint.base_width += sb_w;	757	szHint.base_width += sb_w;
		758
835	if (!OPTION (Opt_scrollBar_right))	759	if (!option (Opt_scrollBar_right))
836	window_vt_x += sb_w;	760	window_vt_x += sb_w;
837	}	761	}
838		762
839	szHint.width_inc = fwidth;	763	szHint.width_inc = fwidth;
840	szHint.height_inc = fheight;	764	szHint.height_inc = fheight;
841	szHint.min_width = szHint.base_width + szHint.width_inc;	765	szHint.min_width = szHint.base_width + szHint.width_inc;
842	szHint.min_height = szHint.base_height + szHint.height_inc;	766	szHint.min_height = szHint.base_height + szHint.height_inc;
843		767
844	if (newwidth && newwidth - szHint.base_width < max_width)	768	if (newwidth && newwidth - szHint.base_width < max_width)
845	{	769	{
846	szHint.width = newwidth;	770	szHint.width = newwidth;
…		…
861	{	785	{
862	min_it (height, max_height);	786	min_it (height, max_height);
863	szHint.height = szHint.base_height + height;	787	szHint.height = szHint.base_height + height;
864	}	788	}
865		789
866	if (scrollBar.state && OPTION (Opt_scrollBar_right))	790	if (scrollBar.state && option (Opt_scrollBar_right))
867	window_sb_x = szHint.width - sb_w;	791	window_sb_x = szHint.width - sb_w;
868		792
869	if (recalc_x)	793	if (recalc_x)
870	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	794	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		795
871	if (recalc_y)	796	if (recalc_y)
872	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	797	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
873		798
874	ncol = width / fwidth;	799	ncol = width / fwidth;
875	nrow = height / fheight;	800	nrow = height / fheight;
876	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
877	ncol, nrow, szHint.width,
878	szHint.height));
879	return;
880	}	801	}
881		802
882	/*----------------------------------------------------------------------*/	803	/*----------------------------------------------------------------------*/
883	/*	804	/*
884	* Tell the teletype handler what size the window is.	805	* Tell the teletype handler what size the window is.
…		…
936	delete fontset[0];	857	delete fontset[0];
937	fontset[0] = fs;	858	fontset[0] = fs;
938		859
939	prop = (*fs)[1]->properties ();	860	prop = (*fs)[1]->properties ();
940	prop.height += lineSpace;	861	prop.height += lineSpace;
		862
941	fs->set_prop (prop);	863	fs->set_prop (prop, false);
942		864
943	fwidth = prop.width;	865	fwidth = prop.width;
944	fheight = prop.height;	866	fheight = prop.height;
945	fbase = prop.ascent;	867	fbase = prop.ascent;
946		868
…		…
955	{	877	{
956	fontset[style] = fs = new rxvt_fontset (this);	878	fontset[style] = fs = new rxvt_fontset (this);
957	rxvt_fontprop prop2 = prop;	879	rxvt_fontprop prop2 = prop;
958		880
959	if (res)	881	if (res)
960	prop2.weight = prop2.slant = rxvt_fontprop::unset;	882	{
		883	fs->populate (res);
		884	fs->set_prop (prop2, false);
		885	}
961	else	886	else
962	{	887	{
963	res = fontset[0]->fontdesc;	888	fs->populate (fontset[0]->fontdesc);
964		889
965	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	890	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
966	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	891	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		892
		893	fs->set_prop (prop2, true);
967	}	894	}
968		895
969	fs->populate (res);
970	fs->set_prop (prop2);
971	}	896	}
972	#else	897	#else
973	fontset[style] = fontset[0];	898	fontset[style] = fontset[0];
974	#endif	899	#endif
975	}	900	}
…		…
982	}	907	}
983		908
984	return true;	909	return true;
985	}	910	}
986		911
		912	void
987	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	913	rxvt_term::set_string_property (Atom prop, const char *str, int len)
988	{	914	{
989	XChangeProperty (display->display, parent[0],	915	XChangeProperty (dpy, parent[0],
990	prop, XA_STRING, 8, PropModeReplace,	916	prop, XA_STRING, 8, PropModeReplace,
991	(const unsigned char *)str, len >= 0 ? len : strlen (str));	917	(const unsigned char *)str, len >= 0 ? len : strlen (str));
992	}	918	}
993		919
		920	void
994	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	921	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
995	{	922	{
996	wchar_t *ws = rxvt_mbstowcs (str, len);	923	wchar_t *ws = rxvt_mbstowcs (str, len);
997	char *s = rxvt_wcstoutf8 (ws);	924	char *s = rxvt_wcstoutf8 (ws);
998		925
999	XChangeProperty (display->display, parent[0],	926	XChangeProperty (dpy, parent[0],
1000	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	927	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1001	(const unsigned char *)s, strlen (s));	928	(const unsigned char *)s, strlen (s));
1002		929
1003	free (s);	930	free (s);
1004	free (ws);	931	free (ws);
…		…
1023	#if ENABLE_EWMH	950	#if ENABLE_EWMH
1024	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	951	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1025	#endif	952	#endif
1026	}	953	}
1027		954
		955	void
		956	rxvt_term::set_window_color (int idx, const char *color)
		957	{
1028	#ifdef XTERM_COLOR_CHANGE	958	#ifdef XTERM_COLOR_CHANGE
1029	void
1030	rxvt_term::set_window_color (int idx, const char *color)
1031	{
1032	rxvt_color xcol;	959	rxvt_color xcol;
1033	int i;	960	int i;
1034		961
1035	if (color == NULL || *color == '\0')	962	if (color == NULL || *color == '\0')
1036	return;	963	return;
		964
		965	color = strdup (color);
		966	allocated.push_back ((void *)color);
		967	rs[Rs_color + idx] = color;
1037		968
1038	/* handle color aliases */	969	/* handle color aliases */
1039	if (isdigit (*color))	970	if (isdigit (*color))
1040	{	971	{
1041	i = atoi (color);	972	i = atoi (color);
1042		973
1043	if (i >= 8 && i <= 15)	974	if (i >= 8 && i <= 15)
1044	{ /* bright colors */	975	{ /* bright colors */
1045	i -= 8;	976	i -= 8;
1046	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	977	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1047	SET_PIXCOLOR (idx);
1048	goto done;	978	goto done;
1049	}	979	}
1050		980
1051	if (i >= 0 && i <= 7)	981	if (i >= 0 && i <= 7)
1052	{ /* normal colors */	982	{ /* normal colors */
1053	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	983	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1054	SET_PIXCOLOR (idx);
1055	goto done;	984	goto done;
1056	}	985	}
1057	}	986	}
1058		987
1059	if (!rXParseAllocColor (&xcol, color))	988	set_color (xcol, color);
1060	return;
1061
1062	/* XStoreColor (display->display, display->cmap, XColor*); */
1063		989
1064	/*	990	/*
1065	* FIXME: should free colors here, but no idea how to do it so instead,	991	* FIXME: should free colors here, but no idea how to do it so instead,
1066	* so just keep gobbling up the colormap	992	* so just keep gobbling up the colormap
1067	*/	993	*/
1068	# if 0
1069	for (i = Color_Black; i <= Color_White; i++)
1070	if (pix_colors[idx] == pix_colors[i])
1071	break;
1072	if (i > Color_White)
1073	{
1074	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1075	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1076	DisplayPlanes (display->display, display->screen));
1077	}
1078	# endif
1079		994
1080	pix_colors_focused[idx] = xcol;	995	pix_colors_focused[idx] = xcol;
1081	SET_PIXCOLOR (idx);
1082		996
1083	/* XSetWindowAttributes attr; */	997	/* XSetWindowAttributes attr; */
1084	/* Cursor cursor; */	998	/* Cursor cursor; */
1085	done:	999	done:
1086
1087	#if OFF_FOCUS_FADING
1088	if (rs[Rs_fade])
1089	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1090	#endif
1091
1092	/*TODO: handle Color_BD, scrollbar background, etc. */	1000	/*TODO: handle Color_BD, scrollbar background, etc. */
1093		1001
		1002	update_fade_color (idx);
1094	recolour_cursor ();	1003	recolour_cursor ();
1095	scr_recolour ();	1004	scr_recolour ();
1096	}
1097
1098	#else
1099	# define set_window_color (idx,color) ((void)0)
1100	#endif /* XTERM_COLOR_CHANGE */	1005	#endif /* XTERM_COLOR_CHANGE */
		1006	}
1101		1007
1102	void	1008	void
1103	rxvt_term::recolour_cursor ()	1009	rxvt_term::recolour_cursor ()
1104	{	1010	{
1105	XColor xcol[2];	1011	XColor fg, bg;
1106		1012
1107	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	1013	(ISSET_PIXCOLOR (Color_pointer_fg)
1108	? pix_colors_focused[Color_pointer_fg]	1014	? pix_colors_focused[Color_pointer_fg]
1109	: pix_colors_focused[Color_fg];	1015	: pix_colors_focused[Color_fg]).get (fg);
		1016
1110	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	1017	(ISSET_PIXCOLOR (Color_pointer_bg)
1111	? pix_colors_focused[Color_pointer_bg]	1018	? pix_colors_focused[Color_pointer_bg]
1112	: pix_colors_focused[Color_bg];	1019	: pix_colors_focused[Color_bg]).get (bg);
1113		1020
1114	XQueryColors (display->display, display->cmap, xcol, 2);	1021	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1115	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1116	}	1022	}
1117		1023
1118	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
1119	/*	1025	/*
1120	* find if fg/bg matches any of the normal (low-intensity) colors	1026	* find if fg/bg matches any of the normal (low-intensity) colors
…		…
1124	{	1030	{
1125	unsigned int i;	1031	unsigned int i;
1126	const char *xpmb = "\0";	1032	const char *xpmb = "\0";
1127	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1033	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
1128		1034
1129	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1130	strcpy (fstr, "default");	1035	strcpy (fstr, "default");
1131	strcpy (bstr, "default");	1036	strcpy (bstr, "default");
1132	for (i = Color_Black; i <= Color_White; i++)	1037	for (i = Color_Black; i <= Color_White; i++)
1133	if (pix_colors[Color_fg] == pix_colors[i])	1038	if (pix_colors[Color_fg] == pix_colors[i])
1134	{	1039	{
…		…
1138		1043
1139	for (i = Color_Black; i <= Color_White; i++)	1044	for (i = Color_Black; i <= Color_White; i++)
1140	if (pix_colors[Color_bg] == pix_colors[i])	1045	if (pix_colors[Color_bg] == pix_colors[i])
1141	{	1046	{
1142	sprintf (bstr, "%d", (i - Color_Black));	1047	sprintf (bstr, "%d", (i - Color_Black));
1143	#ifdef XPM_BACKGROUND	1048	#ifdef BG_IMAGE_FROM_FILE
1144	xpmb = "default;";	1049	xpmb = "default;";
1145	#endif	1050	#endif
1146	break;	1051	break;
1147	}	1052	}
1148		1053
1149	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1054	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
1150	}	1055	}
1151		1056
1152	/*----------------------------------------------------------------------*/	1057	/*----------------------------------------------------------------------*/
1153		1058
1154	int	1059	bool
1155	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1060	rxvt_term::set_color (rxvt_color &color, const char *name)
1156	{	1061	{
1157	if (!screen_in_out->set (display, colour))	1062	if (color.set (this, name))
1158	{
1159	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1160	return false;
1161	}
1162
1163	return true;	1063	return true;
		1064
		1065	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1066	return false;
		1067	}
		1068
		1069	void
		1070	rxvt_term::alias_color (int dst, int src)
		1071	{
		1072	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1164	}	1073	}
1165		1074
1166	/* -------------------------------------------------------------------- *	1075	/* -------------------------------------------------------------------- *
1167	* - WINDOW RESIZING - *	1076	* - WINDOW RESIZING - *
1168	* -------------------------------------------------------------------- */	1077	* -------------------------------------------------------------------- */
1169	void	1078	void
1170	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	1079	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1171	{	1080	{
1172	int fix_screen;	1081	int fix_screen;
1173	int old_width = szHint.width, old_height = szHint.height;	1082	int old_width = szHint.width;
1174	dDisp;	1083	int old_height = szHint.height;
1175		1084
1176	window_calc (newwidth, newheight);	1085	window_calc (newwidth, newheight);
		1086
		1087	if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1177	XSetWMNormalHints (disp, parent[0], &szHint);	1088	XSetWMNormalHints (dpy, parent[0], &szHint);
1178		1089
1179	if (!ignoreparent)	1090	if (!ignoreparent)
1180	{	1091	{
1181	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
1182	/*	1093	/*
…		…
1186	int x, y, x1, y1;	1097	int x, y, x1, y1;
1187	int dx, dy;	1098	int dx, dy;
1188	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1189	Window unused_cr;	1100	Window unused_cr;
1190		1101
1191	XTranslateCoordinates (disp, parent[0], display->root,	1102	XTranslateCoordinates (dpy, parent[0], display->root,
1192	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
1193	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
1194	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1195	/*	1106	/*
1196	* if display->root isn't the parent window, a WM will probably have offset	1107	* if display->root isn't the parent window, a WM will probably have offset
1197	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
1198	*/	1109	*/
…		…
1200	{	1111	{
1201	x -= x1;	1112	x -= x1;
1202	y -= y1;	1113	y -= y1;
1203	}	1114	}
1204		1115
1205	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1116	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1206	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1117	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1207	dx = old_width - szHint.width;	1118	dx = old_width - szHint.width;
1208	dy = old_height - szHint.height;	1119	dy = old_height - szHint.height;
1209		1120
1210	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
1211	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
1212	dx = 0;	1123	dx = 0;
…		…
1215	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
1216	dy = 0;	1127	dy = 0;
1217	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
1218	dy /= 2;	1129	dy /= 2;
1219		1130
1220	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1221	szHint.width, szHint.height);	1132	szHint.width, szHint.height);
1222	#else	1133	#else
1223	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1134	XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1224	#endif	1135	#endif
1225	}	1136	}
1226		1137
1227	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1138	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1228		1139
1229	if (fix_screen || newwidth != old_width || newheight != old_height)	1140	if (fix_screen || newwidth != old_width || newheight != old_height)
1230	{	1141	{
1231	if (scrollBar.state)	1142	if (scrollBar.state)
1232	{	1143	{
1233	XMoveResizeWindow (disp, scrollBar.win,	1144	XMoveResizeWindow (dpy, scrollBar.win,
1234	window_sb_x, 0,	1145	window_sb_x, 0,
1235	scrollbar_TotalWidth (), szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
1236	resize_scrollbar ();	1147	resize_scrollbar ();
1237	}	1148	}
1238		1149
1239	XMoveResizeWindow (disp, vt,	1150	XMoveResizeWindow (dpy, vt,
1240	window_vt_x, window_vt_y,	1151	window_vt_x, window_vt_y,
1241	width, height);	1152	width, height);
1242		1153
		1154	#ifdef HAVE_BG_PIXMAP
		1155	if (bgPixmap.window_size_sensitive ())
		1156	update_background ();
		1157	#endif
		1158
1243	scr_clear ();	1159	scr_clear ();
1244	#ifdef XPM_BACKGROUND
1245	resize_pixmap ();
1246	#endif
1247	}	1160	}
1248		1161
1249	if (fix_screen || old_height == 0)	1162	if (fix_screen || old_height == 0)
1250	{
1251	int curr_screen = -1;
1252	int old_ncol = prev_ncol;
1253
1254	/* scr_reset only works on the primary screen */
1255	if (old_height) /* this is not the first time through */
1256	{
1257	unsigned int ocol = ncol;
1258	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1259	curr_screen = scr_change_screen (PRIMARY);
1260	ncol = ocol;
1261	}
1262
1263	scr_reset ();	1163	scr_reset ();
1264		1164
1265	if (curr_screen >= 0) /* this is not the first time through */	1165	// TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1266	{	1166	//scr_touch (false);
1267	scr_change_screen (curr_screen);
1268	selection_check (old_ncol != ncol ? 4 : 0);
1269	}
1270	}
1271		1167
1272	old_width = szHint.width;	1168	#ifdef HAVE_BG_PIXMAP
1273	old_height = szHint.height;	1169	// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1274		1170	// if (bgPixmap.pixmap)
1275	#ifdef XPM_BACKGROUND
1276	if (pixmap)
1277	scr_touch (false);	1171	// scr_touch (false);
1278	#endif	1172	#endif
1279		1173
1280	#ifdef USE_XIM	1174	#ifdef USE_XIM
1281	IMSetStatusPosition ();	1175	IMSetPosition ();
1282	#endif	1176	#endif
1283	}	1177	}
1284		1178
1285	/*	1179	/*
1286	* Set the width/height of the vt window in characters. Units are pixels.	1180	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1291	{	1185	{
1292	XWindowAttributes wattr;	1186	XWindowAttributes wattr;
1293		1187
1294	if (newwidth == 0 || newheight == 0)	1188	if (newwidth == 0 || newheight == 0)
1295	{	1189	{
1296	XGetWindowAttributes (display->display, display->root, &wattr);	1190	XGetWindowAttributes (dpy, display->root, &wattr);
1297		1191
1298	if (newwidth == 0)	1192	if (newwidth == 0)
1299	newwidth = wattr.width - szHint.base_width;	1193	newwidth = wattr.width - szHint.base_width;
1300	if (newheight == 0)	1194	if (newheight == 0)
1301	newheight = wattr.height - szHint.base_height;	1195	newheight = wattr.height - szHint.base_height;
…		…
1315	#ifdef USE_XIM	1209	#ifdef USE_XIM
1316		1210
1317	void	1211	void
1318	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1212	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1319	{	1213	{
1320	fg = pix_colors[Color_fg];	1214	fg = pix_colors [Color_fg];
1321	bg = pix_colors[Color_bg];	1215	bg = pix_colors [Color_bg];
1322	}	1216	}
1323		1217
1324	void	1218	void
1325	rxvt_term::im_set_size (XRectangle &size)	1219	rxvt_term::im_set_size (XRectangle &size)
1326	{	1220	{
…		…
1363	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1257	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1364		1258
1365	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1259	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1366	*p = '\0';	1260	*p = '\0';
1367		1261
1368	atom = XInternAtom (display->display, server, False);	1262	atom = XInternAtom (dpy, server, False);
1369	win = XGetSelectionOwner (display->display, atom);	1263	win = XGetSelectionOwner (dpy, atom);
1370		1264
1371	if (win != None)	1265	if (win != None)
1372	return True;	1266	return True;
1373	}	1267	}
1374		1268
…		…
1381	XPoint nspot;	1275	XPoint nspot;
1382	XVaNestedList preedit_attr;	1276	XVaNestedList preedit_attr;
1383		1277
1384	if (!Input_Context	1278	if (!Input_Context
1385	|| !focus	1279	|| !focus
1386	|| !(input_style & XIMPreeditPosition))	1280	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1387	return;	1281	return;
1388		1282
1389	im_set_position (nspot);	1283	im_set_position (nspot);
1390		1284
1391	if (nspot.x == spot.x && nspot.y == spot.y)	1285	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1410	input_method = 0;	1304	input_method = 0;
1411	}	1305	}
1412		1306
1413	Input_Context = 0;	1307	Input_Context = 0;
1414	}	1308	}
		1309
		1310	#ifdef ENABLE_XIM_ONTHESPOT
		1311
		1312	static void
		1313	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1314	{
		1315	((rxvt_term *)client_data)->make_current ();
		1316	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1317	}
		1318
		1319	static void
		1320	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1321	{
		1322	((rxvt_term *)client_data)->make_current ();
		1323	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1324	}
		1325
		1326	static void
		1327	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1328	{
		1329	rxvt_term *term = (rxvt_term *)client_data;
		1330	XIMText *text = call_data->text;
		1331
		1332	term->make_current ();
		1333
		1334	if (text)
		1335	{
		1336	void *str;
		1337
		1338	if (!text->encoding_is_wchar && text->string.multi_byte)
		1339	{
		1340	// of course, X makes it ugly again
		1341	if (term->rs[Rs_imLocale])
		1342	SET_LOCALE (term->rs[Rs_imLocale]);
		1343
		1344	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1345	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1346
		1347	if (term->rs[Rs_imLocale])
		1348	SET_LOCALE (term->locale);
		1349	}
		1350	else
		1351	str = (void *)text->string.wide_char;
		1352
		1353	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1354	DT_INT, call_data->caret,
		1355	DT_INT, call_data->chg_first,
		1356	DT_INT, call_data->chg_length,
		1357	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1358	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1359	DT_END));
		1360	}
		1361	else
		1362	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1363	DT_INT, call_data->caret,
		1364	DT_INT, call_data->chg_first,
		1365	DT_INT, call_data->chg_length,
		1366	DT_END));
		1367	}
		1368
		1369	#if 0
		1370	static void
		1371	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1372	{
		1373	((rxvt_term *)client_data)->make_current ();
		1374	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1375	DT_INT, call_data->position,
		1376	DT_INT, call_data->direction,
		1377	DT_INT, call_data->style,
		1378	DT_END));
		1379	}
		1380	#endif
		1381
		1382	#endif
1415		1383
1416	/*	1384	/*
1417	* Try to open a XIM with the current modifiers, then see if we can	1385	* Try to open a XIM with the current modifiers, then see if we can
1418	* open a suitable preedit type	1386	* open a suitable preedit type
1419	*/	1387	*/
…		…
1426	XRectangle rect, status_rect, needed_rect;	1394	XRectangle rect, status_rect, needed_rect;
1427	unsigned long fg, bg;	1395	unsigned long fg, bg;
1428	const char *p;	1396	const char *p;
1429	char **s;	1397	char **s;
1430	XIMStyles *xim_styles;	1398	XIMStyles *xim_styles;
		1399	#ifdef ENABLE_XIM_ONTHESPOT
		1400	XIMCallback xcb[4];
		1401	#endif
1431		1402
1432	set_environ (envv);	1403	set_environ (envv);
1433		1404
1434	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1405	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1435	return false;	1406	return false;
1436		1407
1437	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1438	input_method = display->get_xim (locale, modifiers);	1408	input_method = display->get_xim (locale, modifiers);
1439	if (input_method == NULL)	1409	if (input_method == NULL)
1440	return false;	1410	return false;
1441		1411
1442	xim = input_method->xim;	1412	xim = input_method->xim;
…		…
1462	s = rxvt_splitcommastring (p);	1432	s = rxvt_splitcommastring (p);
1463		1433
1464	for (i = found = 0; !found && s[i]; i++)	1434	for (i = found = 0; !found && s[i]; i++)
1465	{	1435	{
1466	if (!strcmp (s[i], "OverTheSpot"))	1436	if (!strcmp (s[i], "OverTheSpot"))
1467	input_style = (XIMPreeditPosition | XIMStatusNothing);	1437	input_style = XIMPreeditPosition | XIMStatusNothing;
1468	else if (!strcmp (s[i], "OffTheSpot"))	1438	else if (!strcmp (s[i], "OffTheSpot"))
1469	input_style = (XIMPreeditArea | XIMStatusArea);	1439	input_style = XIMPreeditArea | XIMStatusArea;
1470	else if (!strcmp (s[i], "Root"))	1440	else if (!strcmp (s[i], "Root"))
1471	input_style = (XIMPreeditNothing | XIMStatusNothing);	1441	input_style = XIMPreeditNothing | XIMStatusNothing;
1472	else if (!strcmp (s[i], "None"))	1442	else if (!strcmp (s[i], "None"))
1473	input_style = (XIMPreeditNone | XIMStatusNone);	1443	input_style = XIMPreeditNone | XIMStatusNone;
		1444	#ifdef ENABLE_XIM_ONTHESPOT
		1445	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1446	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1447	#endif
		1448	else
		1449	input_style = XIMPreeditNothing | XIMStatusNothing;
1474		1450
1475	for (j = 0; j < xim_styles->count_styles; j++)	1451	for (j = 0; j < xim_styles->count_styles; j++)
1476	if (input_style == xim_styles->supported_styles[j])	1452	if (input_style == xim_styles->supported_styles[j])
1477	{	1453	{
1478	rxvt_freecommastring (s);	1454	rxvt_freecommastring (s);
…		…
1516	"*",	1492	"*",
1517	fheight,	1493	fheight,
1518	fheight + 1, fheight - 1,	1494	fheight + 1, fheight - 1,
1519	fheight - 2, fheight + 2);	1495	fheight - 2, fheight + 2);
1520		1496
1521	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1497	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1522	&missing_charset_list, &missing_charset_count, &def_string);	1498	&missing_charset_list, &missing_charset_count, &def_string);
1523		1499
1524	if (missing_charset_list)	1500	if (missing_charset_list)
1525	XFreeStringList (missing_charset_list);	1501	XFreeStringList (missing_charset_list);
1526		1502
…		…
1567	XNBackground, bg,	1543	XNBackground, bg,
1568	XNArea, &status_rect,	1544	XNArea, &status_rect,
1569	XNFontSet, fs,	1545	XNFontSet, fs,
1570	NULL);	1546	NULL);
1571	}	1547	}
		1548	#if ENABLE_XIM_ONTHESPOT
		1549	else if (input_style & XIMPreeditCallbacks)
		1550	{
		1551	im_set_position (spot);
		1552
		1553	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1554	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1555	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1556	# if 0
		1557	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1558	# endif
		1559
		1560	preedit_attr = XVaCreateNestedList (0,
		1561	XNSpotLocation, &spot,
		1562	XNPreeditStartCallback, &xcb[0],
		1563	XNPreeditDoneCallback , &xcb[1],
		1564	XNPreeditDrawCallback , &xcb[2],
		1565	# if 0
		1566	XNPreeditCaretCallback, &xcb[3],
		1567	# endif
		1568	NULL);
		1569	}
		1570	#endif
1572		1571
1573	Input_Context = XCreateIC (xim,	1572	Input_Context = XCreateIC (xim,
1574	XNInputStyle, input_style,	1573	XNInputStyle, input_style,
1575	XNClientWindow, vt,	1574	XNClientWindow, vt,
1576	XNFocusWindow, parent[0],	1575	XNFocusWindow, parent[0],
…		…
1578	preedit_attr,	1577	preedit_attr,
1579	status_attr ? XNStatusAttributes : NULL,	1578	status_attr ? XNStatusAttributes : NULL,
1580	status_attr, NULL);	1579	status_attr, NULL);
1581		1580
1582	if (preedit_attr) XFree (preedit_attr);	1581	if (preedit_attr) XFree (preedit_attr);
1583	if (status_attr) XFree (status_attr);	1582	if (status_attr) XFree (status_attr);
1584	if (fs) XFreeFontSet (display->display, fs);	1583	if (fs) XFreeFontSet (dpy, fs);
1585		1584
1586	if (Input_Context == NULL)	1585	if (Input_Context == NULL)
1587	{	1586	{
1588	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1587	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1589	im_destroy ();	1588	im_destroy ();
1590	return false;	1589	return false;
1591	}	1590	}
1592		1591
1593	if (input_style & XIMPreeditArea)	1592	#if 0
		1593	// unfortunately, only the focus window is used by XIM, hard to fix
		1594	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1595	vt_select_input ();
		1596	#endif
		1597
1594	IMSetStatusPosition ();	1598	IMSetPosition ();
1595		1599
1596	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1597	return true;	1600	return true;
1598	}	1601	}
1599		1602
1600	void	1603	void
1601	rxvt_term::im_cb ()	1604	rxvt_term::im_cb ()
…		…
1607		1610
1608	make_current ();	1611	make_current ();
1609		1612
1610	im_destroy ();	1613	im_destroy ();
1611		1614
1612	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1613	if (Input_Context)	1615	if (Input_Context)
1614	return;	1616	return;
1615		1617
1616	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1618	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1617	if (rs[Rs_imLocale])	1619	if (rs[Rs_imLocale])
…		…
1659	SET_LOCALE (locale);	1661	SET_LOCALE (locale);
1660	#endif	1662	#endif
1661	}	1663	}
1662		1664
1663	void	1665	void
1664	rxvt_term::IMSetStatusPosition ()	1666	rxvt_term::IMSetPosition ()
1665	{	1667	{
1666	XRectangle preedit_rect, status_rect, *needed_rect;	1668	XRectangle preedit_rect, status_rect, *needed_rect;
1667	XVaNestedList preedit_attr, status_attr;	1669	XVaNestedList preedit_attr, status_attr;
1668		1670
1669	if (!Input_Context	1671	if (!Input_Context
1670	|| !focus	1672	|| !focus
1671	|| !(input_style & XIMPreeditArea)	1673	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1672	|| !IMisRunning ())	1674	|| !IMisRunning ())
1673	return;	1675	return;
1674		1676
		1677	if (input_style & XIMPreeditPosition)
		1678	{
		1679	im_set_size (preedit_rect);
		1680	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1681
		1682	XSetICValues (Input_Context,
		1683	XNPreeditAttributes, preedit_attr, NULL);
		1684	}
		1685	else
		1686	{
1675	/* Getting the necessary width of preedit area */	1687	/* Getting the necessary width of preedit area */
1676	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1688	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1677	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1689	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1678	XFree (status_attr);	1690	XFree (status_attr);
1679		1691
1680	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1692	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1681	XFree (needed_rect);	1693	XFree (needed_rect);
1682		1694
1683	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1695	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1684	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1696	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1685		1697
1686	XSetICValues (Input_Context,	1698	XSetICValues (Input_Context,
1687	XNPreeditAttributes, preedit_attr,	1699	XNPreeditAttributes, preedit_attr,
1688	XNStatusAttributes, status_attr, NULL);	1700	XNStatusAttributes, status_attr,
		1701	NULL);
1689		1702
		1703	XFree (status_attr);
		1704	}
		1705
1690	XFree (preedit_attr);	1706	XFree (preedit_attr);
1691	XFree (status_attr);
1692	}	1707	}
1693	#endif /* USE_XIM */	1708	#endif /* USE_XIM */
1694		1709
1695	/*----------------------------------------------------------------------*/	1710	void
1696	rxvt_t rxvt_current_term;	1711	rxvt_term::get_window_origin (int &x, int &y)
		1712	{
		1713	Window cr;
		1714	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1715	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1716	}
		1717
		1718	Pixmap
		1719	rxvt_term::get_pixmap_property (int prop_id)
		1720	{
		1721	if (prop_id > 0 && prop_id < NUM_XA)
		1722	if (xa[prop_id])
		1723	{
		1724	int aformat;
		1725	unsigned long nitems, bytes_after;
		1726	Atom atype;
		1727	unsigned char *prop = NULL;
		1728	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1729	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1730	&nitems, &bytes_after, &prop);
		1731	if (result == Success && prop && atype == XA_PIXMAP)
		1732	{
		1733	return *(Pixmap *)prop;
		1734	}
		1735	}
		1736	return None;
		1737	}
		1738
		1739	#ifdef HAVE_BG_PIXMAP
		1740	int
		1741	rxvt_term::update_background ()
		1742	{
		1743	bgPixmap.invalidate ();
		1744
		1745	/* no chance of real time refresh if we are blurring ! */
		1746	if (bgPixmap.invalid_since + 0.5 < NOW && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1747	bgPixmap.render ();
		1748	else
		1749	{
		1750	update_background_ev.stop ();
		1751	if (!bgPixmap.need_client_side_rendering())
		1752	update_background_ev.start (NOW + .05);
		1753	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1754	update_background_ev.start (NOW + .2); /* very slow !!! */
		1755	else
		1756	update_background_ev.start (NOW + .07);
		1757	}
		1758	return 0;
		1759	}
		1760
		1761	void
		1762	rxvt_term::update_background_cb (time_watcher &w)
		1763	{
		1764	bgPixmap.render ();
		1765	}
		1766
		1767	#endif /* HAVE_BG_PIXMAP */
1697		1768
1698	/*----------------------- end-of-file (C source) -----------------------*/	1769	/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines