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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.6 by pcg, Tue Nov 25 17:11:33 2003 UTC vs.
Revision 1.67 by pcg, Sun May 9 18:19:49 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.6 2003/11/25 17:11:33 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* 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>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 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.
…		…
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
		47	#include <cstring>
		48
		49	vector<rxvt_term *> rxvt_term::termlist;
		50
		51	static char curlocale[128];
		52
		53	bool
		54	rxvt_set_locale (const char *locale)
		55	{
		56	if (!locale || !STRNCMP (locale, curlocale, 128))
		57	return false;
		58
		59	STRNCPY (curlocale, locale, 128);
		60	setlocale (LC_CTYPE, curlocale);
		61	return true;
		62	}
		63
		64	#if ENABLE_COMBINING
		65	class rxvt_composite_vec rxvt_composite;
		66
		67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		68	{
		69	compose_char *cc;
		70
		71	// break compose chains, as stupid readline really likes to duplicate
		72	// composing characters for some reason near the end of a line.
		73	cc = (*this)[c1];
		74	while (cc)
		75	{
		76	if (cc->c2 == c2) return c1;
		77	cc = (*this)[cc->c1];
		78	}
		79
		80	// check to see wether this combination already exists otherwise
		81	for (cc = v.end (); cc-- > v.begin (); )
		82	{
		83	if (cc->c1 == c1 && cc->c2 == c2)
		84	return COMPOSE_LO + (cc - v.begin ());
		85	}
		86
		87	// allocate a new combination
		88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		89	{
		90	static int seen;
		91
		92	if (!seen++)
		93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		94
		95	return REPLACEMENT_CHAR;
		96	}
		97
		98	v.push_back (compose_char (c1, c2));
		99
		100	return v.size () - 1 + COMPOSE_LO;
		101	}
		102
		103	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		104	{
		105	compose_char *cc = (*this)[c];
		106
		107	if (!cc)
		108	{
		109	if (r) *r = c;
		110	return 1;
		111	}
		112
		113	int len = expand (cc->c1, r);
		114
		115	if (r) r += len;
		116
		117	if (cc->c2 != NOCHAR)
		118	{
		119	len++;
		120	if (r) *r++ = cc->c2;
		121	}
		122
		123	return len;
		124
		125	}
		126	#endif
		127
47	void *	128	void *
48	rxvt_term::operator new (size_t s)	129	rxvt_term::operator new (size_t s)
49	{	130	{
50	void *p = malloc (s);	131	void *p = malloc (s);
51		132
…		…
58	{	139	{
59	free (p);	140	free (p);
60	}	141	}
61		142
62	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
		144	:
		145	rootwin_ev (this, &rxvt_term::rootwin_cb),
		146	termwin_ev (this, &rxvt_term::x_cb),
63	: pty_ev (this, &rxvt_term::pty_cb),	147	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
64	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
66	#endif	159	#endif
67	#ifdef POINTER_BLANK	160	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	161	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	162	#endif
		163	#ifdef USE_XIM
70	x_ev (this, &rxvt_term::x_cb)	164	im_ev (this, &rxvt_term::im_cb),
		165	#endif
		166	check_ev (this, &rxvt_term::check_cb),
		167	destroy_ev (this, &rxvt_term::destroy_cb),
		168	pty_ev (this, &rxvt_term::pty_cb),
		169	incr_ev (this, &rxvt_term::incr_cb)
71	{	170	{
72	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	171	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		172
		173	termlist.push_back (this);
73	}	174	}
74		175
75	rxvt_term::~rxvt_term ()	176	rxvt_term::~rxvt_term ()
76	{	177	{
		178	termlist.erase (find (termlist.begin (), termlist.end(), this));
		179
		180	if (cmd_fd >= 0)
		181	close (cmd_fd);
		182
		183	#ifndef NO_SETOWNER_TTYDEV
		184	privileged_ttydev (RESTORE);
		185	#endif
		186	#ifdef UTMP_SUPPORT
		187	privileged_utmp (RESTORE);
		188	#endif
		189
		190	delete TermWin.fontset;
		191
		192	if (display)
		193	{
		194	selection_clear ();
		195
		196	#ifdef MENUBAR
		197	if (menubarGC) XFreeGC (display->display, menubarGC);
		198	#endif
		199	#ifdef XTERM_SCROLLBAR
		200	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		201	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		202	#endif
		203	#ifdef PLAIN_SCROLLBAR
		204	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		205	#endif
		206	#ifdef NEXT_SCROLLBAR
		207	if (blackGC) XFreeGC (display->display, blackGC);
		208	if (whiteGC) XFreeGC (display->display, whiteGC);
		209	if (grayGC) XFreeGC (display->display, grayGC);
		210	if (darkGC) XFreeGC (display->display, darkGC);
		211	if (stippleGC) XFreeGC (display->display, stippleGC);
		212	if (dimple) XFreePixmap (display->display, dimple);
		213	if (upArrow) XFreePixmap (display->display, upArrow);
		214	if (downArrow) XFreePixmap (display->display, downArrow);
		215	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		216	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		217	#endif
		218	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		219	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		220	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		221	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		222	#endif
		223	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		224
		225	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		226	delete menuBar.drawable;
		227	//if (menuBar.win)
		228	// XDestroyWindow (display->display, menuBar.win);
		229	#endif
		230	delete TermWin.drawable;
		231	// destroy all windows
		232	if (TermWin.parent[0])
		233	XDestroyWindow (display->display, TermWin.parent[0]);
		234	}
		235
		236	// TODO: free pixcolours, colours should become part of rxvt_display
		237
77	delete PixColors;	238	delete PixColors;
		239
		240	displays.put (display);
		241
		242	scr_release ();
		243
		244	/* clear all resources */
		245	for (int i = 0; i < allocated.size (); i++)
		246	free (allocated[i]);
		247
		248	free (selection.text);
		249	// TODO: manage env vars in child only(!)
		250	free (env_windowid);
		251	free (env_display);
		252	free (env_term);
		253	free (env_colorfgbg);
		254	free (locale);
		255	#if 0
		256	free (codeset);
		257	#endif
		258
		259	delete envv;
		260	delete argv;
		261	}
		262
		263	void
		264	rxvt_term::destroy ()
		265	{
		266	if (display)
		267	{
		268	rootwin_ev.stop (display);
		269	termwin_ev.stop (display);
		270	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	}
		282
		283	check_ev.stop ();
		284	pty_ev.stop ();
		285	#ifdef CURSOR_BLINK
		286	cursor_blink_ev.stop ();
		287	#endif
		288	#ifdef TEXT_BLINK
		289	text_blink_ev.stop ();
		290	#endif
		291	#ifdef POINTER_BLANK
		292	pointer_ev.stop ();
		293	#endif
		294
		295	destroy_ev.start (0);
		296	}
		297
		298	void
		299	rxvt_term::destroy_cb (time_watcher &w)
		300	{
		301	SET_R (this);
		302
		303	delete this;
78	}	304	}
79		305
80	/*----------------------------------------------------------------------*/	306	/*----------------------------------------------------------------------*/
81	/* rxvt_init() */	307	/* rxvt_init () */
82	/* LIBPROTO */
83	rxvt_t
84	rxvt_init(int argc, const char *const *argv)
85	{
86	SET_R(new rxvt_term);
87	dR;
88
89	if (!R->init_vars () || !R->init (argc, argv))
90	{
91	delete R;
92	return NULL;
93	}
94
95	return R;
96	}
97
98	bool	308	bool
99	rxvt_term::init (int argc, const char *const *argv)	309	rxvt_term::init (int argc, const char *const *argv)
100	{	310	{
101	dR;//TODO (scrollbar, setidle)	311	SET_R (this);
		312
		313	if (!init_vars ())
		314	return false;
102		315
103	/*	316	/*
104	* Save and then give up any super-user privileges	317	* Save and then give up any super-user privileges
105	* If we need privileges in any area then we must specifically request it.	318	* If we need privileges in any area then we must specifically request it.
106	* We should only need to be root in these cases:	319	* We should only need to be root in these cases:
107	* 1. write utmp entries on some systems	320	* 1. write utmp entries on some systems
108	* 2. chown tty on some systems	321	* 2. chown tty on some systems
109	*/	322	*/
110	rxvt_privileges (this, SAVE);	323	privileges (SAVE);
111	rxvt_privileges (this, IGNORE);	324	privileges (IGNORE);
112		325
113	rxvt_init_secondary (this);	326	init_secondary ();
114		327
115	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	328	const char **cmd_argv = init_resources (argc, argv);
116		329
		330	set_locale ("");
		331
117	#if (MENUBAR_MAX)	332	#if MENUBAR_MAX
118	rxvt_menubar_read (this, rs[Rs_menu]);	333	menubar_read (rs[Rs_menu]);
119	#endif	334	#endif
120	#ifdef HAVE_SCROLLBARS	335	#ifdef HAVE_SCROLLBARS
121	if (Options & Opt_scrollBar)	336	if (Options & Opt_scrollBar)
122	scrollbar_setIdle (); /* set existence for size calculations */	337	scrollBar.setIdle (); /* set existence for size calculations */
123	#endif	338	#endif
124		339
125	rxvt_Create_Windows (this, argc, argv);	340	create_windows (argc, argv);
126		341
127	rxvt_init_xlocale (this);	342	init_xlocale ();
128		343
129	rxvt_scr_reset (this); /* initialize screen */	344	scr_reset (); /* initialize screen */
130	#ifdef RXVT_GRAPHICS
131	rxvt_Gr_reset (this); /* reset graphics */
132	#endif
133		345
134	#if 0	346	#if 0
135	#ifdef DEBUG_X
136	XSynchronize(Xdisplay, True);	347	XSynchronize (display->display, True);
137	XSetErrorHandler((XErrorHandler) abort);
138	#else
139	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140	#endif
141	#endif	348	#endif
142		349
143	#ifdef HAVE_SCROLLBARS	350	#ifdef HAVE_SCROLLBARS
144	if (Options & Opt_scrollBar)	351	if (Options & Opt_scrollBar)
145	rxvt_Resize_scrollBar (this); /* create and map scrollbar */	352	resize_scrollbar (); /* create and map scrollbar */
146	#endif	353	#endif
147	#if (MENUBAR_MAX)	354	#if (MENUBAR_MAX)
148	if (menubar_visible(r))	355	if (menubar_visible ())
149	XMapWindow (Xdisplay, menuBar.win);	356	XMapWindow (display->display, menuBar.win);
150	#endif	357	#endif
151	#ifdef TRANSPARENT	358	#ifdef TRANSPARENT
152	if (Options & Opt_transparent)	359	if (Options & Opt_transparent)
153	{	360	{
154	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);	361	XSelectInput (display->display, display->root, PropertyChangeMask);
155	rxvt_check_our_parents (this);	362	check_our_parents ();
156	}	363	}
157	#endif	364	#endif
		365
		366	rootwin_ev.start (display, display->root);
		367
158	XMapWindow (Xdisplay, TermWin.vt);	368	XMapWindow (display->display, TermWin.vt);
159	XMapWindow (Xdisplay, TermWin.parent[0]);	369	XMapWindow (display->display, TermWin.parent[0]);
160		370
161	rxvt_init_env (this);
162	rxvt_init_command (this, cmd_argv);	371	init_command (cmd_argv);
163		372
164	x_ev.start (Xfd, EVENT_READ);
165	pty_ev.start (cmd_fd, EVENT_READ);	373	pty_ev.start (cmd_fd, EVENT_READ);
166		374
		375	check_ev.start ();
		376
167	return true;	377	return true;
		378	}
		379
		380	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		381
		382	void
		383	rxvt_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
		404	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		405	/* signal (SIGURG, SIG_DFL); */
		406
		407	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		408	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
168	}	409	}
169		410
170	/* ------------------------------------------------------------------------- *	411	/* ------------------------------------------------------------------------- *
171	* SIGNAL HANDLING & EXIT HANDLER *	412	* SIGNAL HANDLING & EXIT HANDLER *
172	* ------------------------------------------------------------------------- */	413	* ------------------------------------------------------------------------- */
173	/*	414	/*
174	* Catch a SIGCHLD signal and exit if the direct child has died	415	* Catch a SIGCHLD signal and exit if the direct child has died
175	*/	416	*/
		417
		418	void 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
176	/* ARGSUSED */	428	/* ARGSUSED */
177	/* EXTPROTO */	429	/* EXTPROTO */
178	RETSIGTYPE	430	RETSIGTYPE
179	rxvt_Child_signal(int sig __attribute__ ((unused)))	431	rxvt_Child_signal (int sig __attribute__ ((unused)))
180	{	432	{
181	dR;
182	int pid, save_errno = errno;	433	int pid, save_errno = errno;
183		434
184	do {	435	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
185	errno = 0;	436	rxvt_term::child_exited (pid);
186	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
187		437
188	if (pid == R->cmd_pid)
189	exit(EXIT_SUCCESS);
190
191	errno = save_errno;	438	errno = save_errno;
192	signal(SIGCHLD, rxvt_Child_signal);
193	}	439	}
194		440
195	/*	441	/*
196	* Catch a fatal signal and tidy up before quitting	442	* Catch a fatal signal and tidy up before quitting
197	*/	443	*/
198	/* EXTPROTO */	444	/* EXTPROTO */
199	RETSIGTYPE	445	RETSIGTYPE
200	rxvt_Exit_signal(int sig)	446	rxvt_Exit_signal (int sig)
201	{	447	{
202	signal(sig, SIG_DFL);	448	signal (sig, SIG_DFL);
203	#ifdef DEBUG_CMD	449	#ifdef DEBUG_CMD
204	rxvt_print_error("signal %d", sig);	450	rxvt_warn ("caught signal %d, exiting.\n", sig);
205	#endif	451	#endif
206	rxvt_clean_exit();	452	rxvt_clean_exit ();
207	kill(getpid(), sig);	453	kill (getpid (), sig);
208	}	454	}
209		455
210	/* ARGSUSED */
211	/* INTPROTO */	456	/* INTPROTO */
212	int	457	int
213	rxvt_xerror_handler(const Display * display	458	rxvt_xerror_handler (Display *display, XErrorEvent *event)
214	__attribute__ ((unused)), const XErrorEvent * event)
215	{	459	{
216	dR;
217
218	if (R->allowedxerror == -1) {	460	if (GET_R->allowedxerror == -1)
219	R->allowedxerror = event->error_code;	461	GET_R->allowedxerror = event->error_code;
220	return 0; /* ignored anyway */	462	else
221	}	463	{
222	rxvt_print_error("XError: Request: %d . %d, Error: %d",	464	old_xerror_handler (display, event);
223	event->request_code, event->minor_code,	465	GET_R->destroy ();
224	event->error_code);	466	}
225	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	467
226	exit(EXIT_FAILURE);	468	return 0;
227	/* NOTREACHED */
228	}	469	}
229		470
230	/*----------------------------------------------------------------------*/	471	/*----------------------------------------------------------------------*/
231	/*	472	/*
232	* Exit gracefully, clearing the utmp entry and restoring tty attributes	473	* Exit gracefully, clearing the utmp entry and restoring tty attributes
233	* TODO: if debugging, this should free up any known resources if we can	474	* TODO: if debugging, this should free up any known resources if we can
234	*/	475	*/
235	/* EXTPROTO */	476	/* EXTPROTO */
236	void	477	void
237	rxvt_clean_exit(void)	478	rxvt_clean_exit ()
238	{	479	{
239	dR;	480	// TODO: rxvtd should clean up all ressources
240		481	if (GET_R)
241	#ifdef DEBUG_SCREEN	482	GET_R->destroy ();
242	rxvt_scr_release(aR);
243	#endif
244	#ifndef NO_SETOWNER_TTYDEV
245	rxvt_privileged_ttydev(aR_ RESTORE);
246	#endif
247	#ifdef UTMP_SUPPORT
248	rxvt_privileged_utmp(aR_ RESTORE);
249	#endif
250	#ifdef USE_XIM
251	if (R->Input_Context != NULL) {
252	XDestroyIC(R->Input_Context);
253	R->Input_Context = NULL;
254	}
255	#endif
256	}	483	}
257		484
258	/* ------------------------------------------------------------------------- *	485	/* ------------------------------------------------------------------------- *
259	* MEMORY ALLOCATION WRAPPERS *	486	* MEMORY ALLOCATION WRAPPERS *
260	* ------------------------------------------------------------------------- */	487	* ------------------------------------------------------------------------- */
261	/* EXTPROTO */	488	/* EXTPROTO */
262	void *	489	void *
263	rxvt_malloc(size_t size)	490	rxvt_malloc (size_t size)
264	{	491	{
265	void *p;	492	void *p;
266		493
267	p = malloc(size);	494	p = malloc (size);
268	if (p)	495	if (p)
269	return p;	496	return p;
270		497
271	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	498	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
272	rxvt_clean_exit();	499	rxvt_clean_exit ();
273	exit(EXIT_FAILURE);	500	exit (EXIT_FAILURE);
274	/* NOTREACHED */	501	/* NOTREACHED */
275	}	502	}
276		503
277	/* EXTPROTO */	504	/* EXTPROTO */
278	void *	505	void *
279	rxvt_calloc(size_t number, size_t size)	506	rxvt_calloc (size_t number, size_t size)
280	{	507	{
281	void *p;	508	void *p;
282		509
283	p = calloc(number, size);	510	p = calloc (number, size);
284	if (p)	511	if (p)
285	return p;	512	return p;
286		513
287	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	514	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
288	rxvt_clean_exit();	515	rxvt_clean_exit ();
289	exit(EXIT_FAILURE);	516	exit (EXIT_FAILURE);
290	/* NOTREACHED */	517	/* NOTREACHED */
291	}	518	}
292		519
293	/* EXTPROTO */	520	/* EXTPROTO */
294	void *	521	void *
295	rxvt_realloc(void *ptr, size_t size)	522	rxvt_realloc (void *ptr, size_t size)
296	{	523	{
297	void *p;	524	void *p;
298		525
299	if (ptr)	526	if (ptr)
300	p = realloc(ptr, size);	527	p = realloc (ptr, size);
301	else	528	else
302	p = malloc(size);	529	p = malloc (size);
303	if (p)	530	if (p)
304	return p;	531	return p;
305		532
306	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
307	rxvt_clean_exit();	534	rxvt_clean_exit ();
308	exit(EXIT_FAILURE);	535	exit (EXIT_FAILURE);
309	/* NOTREACHED */	536	/* NOTREACHED */
310	}	537	}
311		538
312	/* ------------------------------------------------------------------------- *	539	/* ------------------------------------------------------------------------- *
313	* PRIVILEGED OPERATIONS *	540	* PRIVILEGED OPERATIONS *
314	* ------------------------------------------------------------------------- */	541	* ------------------------------------------------------------------------- */
315	/* take care of suid/sgid super-user (root) privileges */	542	/* take care of suid/sgid super-user (root) privileges */
316	/* INTPROTO */
317	void	543	void
318	rxvt_privileges(pR_ int mode)	544	rxvt_term::privileges (int mode)
319	{	545	{
320	#if ! defined(__CYGWIN32__)	546	#if ! defined(__CYGWIN32__)
321	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	547	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
322	/* setreuid() is the poor man's setuid(), seteuid() */	548	/* setreuid () is the poor man's setuid (), seteuid () */
323	# define seteuid(a) setreuid(-1, (a))	549	# define seteuid(a) setreuid(-1, (a))
324	# define setegid(a) setregid(-1, (a))	550	# define setegid(a) setregid(-1, (a))
325	# define HAVE_SETEUID	551	# define HAVE_SETEUID
326	# endif	552	# endif
327	# ifdef HAVE_SETEUID	553	# ifdef HAVE_SETEUID
328	switch (mode) {	554	switch (mode)
		555	{
329	case IGNORE:	556	case IGNORE:
330	/*	557	/*
331	* change effective uid/gid - not real uid/gid - so we can switch	558	* change effective uid/gid - not real uid/gid - so we can switch
332	* back to root later, as required	559	* back to root later, as required
333	*/	560	*/
334	seteuid(getuid());	561	seteuid (getuid ());
335	setegid(getgid());	562	setegid (getgid ());
336	break;	563	break;
337	case SAVE:	564	case SAVE:
338	R->euid = geteuid();	565	euid = geteuid ();
339	R->egid = getegid();	566	egid = getegid ();
340	break;	567	break;
341	case RESTORE:	568	case RESTORE:
342	seteuid(R->euid);	569	seteuid (euid);
343	setegid(R->egid);	570	setegid (egid);
344	break;	571	break;
345	}	572	}
346	# else	573	# else
347	switch (mode) {	574	switch (mode)
		575	{
348	case IGNORE:	576	case IGNORE:
349	setuid(getuid());	577	setuid (getuid ());
350	setgid(getgid());	578	setgid (getgid ());
351	/* FALLTHROUGH */	579	/* FALLTHROUGH */
352	case SAVE:	580	case SAVE:
353	/* FALLTHROUGH */	581	/* FALLTHROUGH */
354	case RESTORE:	582	case RESTORE:
355	break;	583	break;
356	}	584	}
357	# endif	585	# endif
358	#endif	586	#endif
359	}	587	}
360		588
361	#ifdef UTMP_SUPPORT	589	#ifdef UTMP_SUPPORT
362	/* EXTPROTO */
363	void	590	void
364	rxvt_privileged_utmp(pR_ char action)	591	rxvt_term::privileged_utmp (char action)
365	{	592	{
366	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	593	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
367	action, R->next_utmp_action, getpid()));	594	action, next_utmp_action, getpid ()));
368	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	595	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
369	|| (R->Options & Opt_utmpInhibit)	596	|| (Options & Opt_utmpInhibit)
370	|| R->ttydev == NULL || *R->ttydev == '\0')	597	|| ttydev == NULL || *ttydev == '\0')
371	return;	598	return;
372		599
373	rxvt_privileges(aR_ RESTORE);	600	privileges (RESTORE);
374	if (action == SAVE) {	601	if (action == SAVE)
		602	{
375	R->next_utmp_action = RESTORE;	603	next_utmp_action = RESTORE;
376	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	604	makeutent (ttydev, rs[Rs_display_name]);
		605	}
		606	else
377	} else { /* action == RESTORE */	607	{ /* action == RESTORE */
378	R->next_utmp_action = IGNORE;	608	next_utmp_action = IGNORE;
379	rxvt_cleanutent(aR);	609	cleanutent ();
380	}	610	}
381	rxvt_privileges(aR_ IGNORE);	611	privileges (IGNORE);
382	}	612	}
383	#endif	613	#endif
384		614
385	#ifndef NO_SETOWNER_TTYDEV	615	#ifndef NO_SETOWNER_TTYDEV
386	/* EXTPROTO */
387	void	616	void
388	rxvt_privileged_ttydev(pR_ char action)	617	rxvt_term::privileged_ttydev (char action)
389	{	618	{
390	D_MAIN((stderr,	619	D_MAIN ((stderr,
391	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	620	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
392	action, R->next_tty_action, getpid()));	621	action, next_tty_action, getpid ()));
393	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	622	if (next_tty_action != action || (action != SAVE && action != RESTORE)
394	|| R->ttydev == NULL || *R->ttydev == '\0')	623	|| ttydev == NULL || *ttydev == '\0')
395	return;	624	return;
396		625
397	rxvt_privileges(aR_ RESTORE);	626	privileges (RESTORE);
398		627
399	if (action == SAVE) {	628	if (action == SAVE)
		629	{
400	R->next_tty_action = RESTORE;	630	next_tty_action = RESTORE;
401	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	631	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
402	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	632	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
403	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	633	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
404	R->next_tty_action = IGNORE;	634	next_tty_action = IGNORE;
405	else	635	else
406	# endif	636	# endif
		637
407	{	638	{
408	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	639	chown (ttydev, getuid (), ttygid); /* fail silently */
409	chmod(R->ttydev, R->ttymode);	640	chmod (ttydev, ttymode);
410	# ifdef HAVE_REVOKE	641	# ifdef HAVE_REVOKE
411	revoke(R->ttydev);	642	revoke (ttydev);
412	# endif	643	# endif
		644
413	}	645	}
		646	}
		647	else
414	} else { /* action == RESTORE */	648	{ /* action == RESTORE */
415	R->next_tty_action = IGNORE;	649	next_tty_action = IGNORE;
416	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
417	chmod(R->ttydev, R->ttyfd_stat.st_mode);	651	chmod (ttydev, ttyfd_stat.st_mode);
418	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	652	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
419	# else	653	# else
420	chmod(R->ttydev,	654	chmod (ttydev,
421	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	655	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
422	chown(R->ttydev, 0, 0);	656	chown (ttydev, 0, 0);
423	# endif	657	# endif
424	}
425		658
		659	}
		660
426	rxvt_privileges(aR_ IGNORE);	661	privileges (IGNORE);
427		662
428	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	663	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
429	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	664	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
430	action == RESTORE ? "Restoring" : (action ==	665	action == RESTORE ? "Restoring" : (action ==
431	SAVE ? "Saving" :	666	SAVE ? "Saving" :
432	"UNKNOWN ERROR for"), R->ttydev,	667	"UNKNOWN ERROR for"), ttydev,
433	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	668	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
434	R->ttyfd_stat.st_gid));	669	ttyfd_stat.st_gid));
435	# endif	670	# endif
436	}	671	}
437	#endif	672	#endif
438		673
439	/*----------------------------------------------------------------------*/	674	/*----------------------------------------------------------------------*/
440	/*	675	/*
441	* window size/position calculcations for XSizeHint and other storage.	676	* window size/position calculcations for XSizeHint and other storage.
442	* if width/height are non-zero then override calculated width/height	677	* if width/height are non-zero then override calculated width/height
443	*/	678	*/
444	/* EXTPROTO */
445	void	679	void
446	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	680	rxvt_term::window_calc (unsigned int width, unsigned int height)
447	{	681	{
448	short recalc_x, recalc_y;	682	short recalc_x, recalc_y;
449	int x, y, sb_w, mb_h, flags;	683	int x, y, sb_w, mb_h, flags;
450	unsigned int w, h;	684	unsigned int w, h;
451	unsigned int max_width, max_height;	685	unsigned int max_width, max_height;
452		686
453	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	687	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
454	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	688	TermWin.ncol, TermWin.nrow, szHint.width,
455	R->szHint.height));	689	szHint.height));
456	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	690	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
457	R->szHint.win_gravity = NorthWestGravity;	691	szHint.win_gravity = NorthWestGravity;
458	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	692	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
459		693
460	recalc_x = recalc_y = 0;	694	recalc_x = recalc_y = 0;
461	flags = 0;	695	flags = 0;
462	if (!R->parsed_geometry) {	696	if (!parsed_geometry)
		697	{
463	R->parsed_geometry = 1;	698	parsed_geometry = 1;
464	if (R->rs[Rs_geometry])	699	if (rs[Rs_geometry])
465	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	700	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
466	if (flags & WidthValue) {	701	if (flags & WidthValue)
		702	{
467	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	703	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
468	R->szHint.flags |= USSize;	704	szHint.flags |= USSize;
469	}	705	}
470	if (flags & HeightValue) {	706	if (flags & HeightValue)
		707	{
471	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	708	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
472	R->szHint.flags |= USSize;	709	szHint.flags |= USSize;
473	}	710	}
474	if (flags & XValue) {	711	if (flags & XValue)
		712	{
475	R->szHint.x = x;	713	szHint.x = x;
476	R->szHint.flags |= USPosition;	714	szHint.flags |= USPosition;
477	if (flags & XNegative) {	715	if (flags & XNegative)
		716	{
478	recalc_x = 1;	717	recalc_x = 1;
479	R->szHint.win_gravity = NorthEastGravity;	718	szHint.win_gravity = NorthEastGravity;
480	}	719	}
481	}	720	}
482	if (flags & YValue) {	721	if (flags & YValue)
		722	{
483	R->szHint.y = y;	723	szHint.y = y;
484	R->szHint.flags |= USPosition;	724	szHint.flags |= USPosition;
485	if (flags & YNegative) {	725	if (flags & YNegative)
		726	{
486	recalc_y = 1;	727	recalc_y = 1;
487	if (R->szHint.win_gravity == NorthEastGravity)	728	if (szHint.win_gravity == NorthEastGravity)
488	R->szHint.win_gravity = SouthEastGravity;	729	szHint.win_gravity = SouthEastGravity;
489	else	730	else
490	R->szHint.win_gravity = SouthWestGravity;	731	szHint.win_gravity = SouthWestGravity;
491	}	732	}
492	}	733	}
493	}	734	}
		735
494	/* TODO: BOUNDS */	736	/* TODO: BOUNDS */
495	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	737	TermWin.width = TermWin.ncol * TermWin.fwidth;
496	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	738	TermWin.height = TermWin.nrow * TermWin.fheight;
497	max_width = MAX_COLS * R->TermWin.fwidth;	739	max_width = MAX_COLS * TermWin.fwidth;
498	max_height = MAX_ROWS * R->TermWin.fheight;	740	max_height = MAX_ROWS * TermWin.fheight;
499		741
500	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	742	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
501		743
502	sb_w = mb_h = 0;	744	sb_w = mb_h = 0;
503	R->window_vt_x = R->window_vt_y = 0;	745	window_vt_x = window_vt_y = 0;
		746
504	if (scrollbar_visible(R)) {	747	if (scrollbar_visible ())
		748	{
505	sb_w = scrollbar_TotalWidth();	749	sb_w = scrollbar_TotalWidth ();
506	R->szHint.base_width += sb_w;	750	szHint.base_width += sb_w;
507	if (!(R->Options & Opt_scrollBar_right))	751	if (! (Options & Opt_scrollBar_right))
508	R->window_vt_x = sb_w;	752	window_vt_x = sb_w;
509	}	753	}
		754
510	if (menubar_visible(R)) {	755	if (menubar_visible ())
		756	{
511	mb_h = menuBar_TotalHeight();	757	mb_h = menuBar_TotalHeight ();
512	R->szHint.base_height += mb_h;	758	szHint.base_height += mb_h;
513	R->window_vt_y = mb_h;	759	window_vt_y = mb_h;
514	}	760	}
		761
515	R->szHint.width_inc = R->TermWin.fwidth;	762	szHint.width_inc = TermWin.fwidth;
516	R->szHint.height_inc = R->TermWin.fheight;	763	szHint.height_inc = TermWin.fheight;
517	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	764	szHint.min_width = szHint.base_width + szHint.width_inc;
518	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	765	szHint.min_height = szHint.base_height + szHint.height_inc;
519		766
520	if (width && width - R->szHint.base_width < max_width) {	767	if (width && width - szHint.base_width < max_width)
		768	{
521	R->szHint.width = width;	769	szHint.width = width;
522	R->TermWin.width = width - R->szHint.base_width;	770	TermWin.width = width - szHint.base_width;
523	} else {	771	}
		772	else
		773	{
524	MIN_IT(R->TermWin.width, max_width);	774	MIN_IT (TermWin.width, max_width);
525	R->szHint.width = R->szHint.base_width + R->TermWin.width;	775	szHint.width = szHint.base_width + TermWin.width;
526	}	776	}
		777
527	if (height && height - R->szHint.base_height < max_height) {	778	if (height && height - szHint.base_height < max_height)
		779	{
528	R->szHint.height = height;	780	szHint.height = height;
529	R->TermWin.height = height - R->szHint.base_height;	781	TermWin.height = height - szHint.base_height;
530	} else {	782	}
		783	else
		784	{
531	MIN_IT(R->TermWin.height, max_height);	785	MIN_IT (TermWin.height, max_height);
532	R->szHint.height = R->szHint.base_height + R->TermWin.height;	786	szHint.height = szHint.base_height + TermWin.height;
533	}	787	}
		788
534	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	789	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
535	R->window_sb_x = R->szHint.width - sb_w;	790	window_sb_x = szHint.width - sb_w;
536		791
537	if (recalc_x)	792	if (recalc_x)
538	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	793	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
539	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	794	- szHint.width - 2 * TermWin.ext_bwidth);
540	if (recalc_y)	795	if (recalc_y)
541	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	796	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
542	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	797	- szHint.height - 2 * TermWin.ext_bwidth);
543		798
544	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	799	TermWin.ncol = TermWin.width / TermWin.fwidth;
545	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	800	TermWin.nrow = TermWin.height / TermWin.fheight;
546	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	801	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
547	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	802	TermWin.ncol, TermWin.nrow, szHint.width,
548	R->szHint.height));	803	szHint.height));
549	return;	804	return;
550	}	805	}
551		806
552	/*----------------------------------------------------------------------*/	807	/*----------------------------------------------------------------------*/
553	/*	808	/*
554	* Tell the teletype handler what size the window is.	809	* Tell the teletype handler what size the window is.
555	* Called after a window size change.	810	* Called after a window size change.
556	*/	811	*/
557	/* EXTPROTO */
558	void	812	void
559	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	813	rxvt_term::tt_winch ()
560	{	814	{
561	struct winsize ws;	815	struct winsize ws;
562		816
563	if (fd < 0)	817	if (cmd_fd < 0)
564	return;	818	return;
		819
565	ws.ws_col = col;	820	ws.ws_col = TermWin.ncol;
566	ws.ws_row = row;	821	ws.ws_row = TermWin.nrow;
567	ws.ws_xpixel = ws.ws_ypixel = 0;	822	ws.ws_xpixel = ws.ws_ypixel = 0;
568	#ifndef DEBUG_SIZE	823	#ifndef DEBUG_SIZE
569	(void)ioctl(fd, TIOCSWINSZ, &ws);	824	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
570	#else	825	#else
571	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	826	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
572	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	827	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
573	}
574	# ifdef SIGWINCH	828	# ifdef SIGWINCH
575	else if (pid) /* force through to the command */	829	else if (cmd_pid) /* force through to the command */
576	kill(pid, SIGWINCH);	830	kill (cmd_pid, SIGWINCH);
577	# endif	831	# endif
578	#endif	832	#endif
579	}	833	}
580		834
581	/*----------------------------------------------------------------------*/	835	/*----------------------------------------------------------------------*/
582	/* rxvt_change_font() - Switch to a new font */	836	/* rxvt_change_font () - Switch to a new font */
583	/*	837	/*
584	* init = 1 - initialize	838	* init = 1 - initialize
585	*	839	*
586	* fontname == FONT_UP - switch to bigger font	840	* fontname == FONT_UP - switch to bigger font
587	* fontname == FONT_DN - switch to smaller font	841	* fontname == FONT_DN - switch to smaller font
588	*/	842	*/
589	/* EXTPROTO */	843	bool
590	void
591	rxvt_change_font(pR_ int init, const char *fontname)	844	rxvt_term::change_font (const char *fontname)
592	{	845	{
593	}	846	if (fontname == FONT_UP)
		847	{
		848	// TODO
		849	}
		850	else if (fontname == FONT_DN)
		851	{
		852	// TODO
		853	}
		854	else
		855	{
		856	rxvt_fontset *fs = new rxvt_fontset (this);
594		857
595	/* INTPROTO */	858	if (fs && fs->populate (fontname ? fontname : "fixed"))
596	void	859	{
		860	delete TermWin.fontset;
		861	TermWin.fontset = fs;
		862	TermWin.fwidth = fs->base_font ()->width;
		863	TermWin.fheight = fs->base_font ()->height;
		864	TermWin.fbase = fs->base_font ()->ascent;
		865
		866	if (TermWin.parent[0])
		867	{
		868	resize_all_windows (0, 0, 0);
		869	scr_remap_chars ();
		870	scr_touch (true);
		871	}
		872
		873	return true;
		874	}
		875	}
		876
		877	return false;
		878	}
		879
		880	bool
597	rxvt_font_up_down(pR_ int n, int direction)	881	rxvt_term::font_up_down (int n, int direction)
598	{	882	{
		883	return false;
599	}	884	}
600		885
601	/*----------------------------------------------------------------------*/	886	/*----------------------------------------------------------------------*/
602	/*----------------------------------------------------------------------*/	887	/*----------------------------------------------------------------------*/
603	/* xterm sequences - title, iconName, color (exptl) */	888	/* xterm sequences - title, iconName, color (exptl) */
604	/* EXTPROTO */
605	void	889	void
606	rxvt_set_title(pR_ const char *str)	890	rxvt_term::set_title (const char *str)
607	{	891	{
608	#ifndef SMART_WINDOW_TITLE	892	#ifdef SMART_WINDOW_TITLE
		893	char *name;
		894
		895	if (!XFetchName (display->display, TermWin.parent[0], &name))
		896	name = NULL;
		897
		898	if (name == NULL || STRCMP (name, str))
		899	#endif
609	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	900	XStoreName (display->display, TermWin.parent[0], str);
		901
		902	#ifdef SMART_WINDOW_TITLE
		903	if (name)
		904	XFree (name);
		905	#endif
		906	}
		907
		908	void
		909	rxvt_term::set_icon_name (const char *str)
		910	{
		911	#ifdef SMART_WINDOW_TITLE
		912	char *name;
		913
		914	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		915	name = NULL;
		916
		917	if (name == NULL || STRCMP (name, str))
		918	#endif
		919	XSetIconName (display->display, TermWin.parent[0], str);
		920
		921	#ifdef SMART_WINDOW_TITLE
		922	if (name)
		923	XFree (name);
		924	#endif
		925	}
		926
		927	#ifdef XTERM_COLOR_CHANGE
		928	void
		929	rxvt_term::set_window_color (int idx, const char *color)
		930	{
		931	rxvt_color xcol;
		932	int i;
		933
		934	if (color == NULL || *color == '\0')
		935	return;
		936
		937	/* handle color aliases */
		938	if (isdigit (*color))
		939	{
		940	i = atoi (color);
		941	if (i >= 8 && i <= 15)
		942	{ /* bright colors */
		943	i -= 8;
		944	# ifndef NO_BRIGHTCOLOR
		945	PixColors[idx] = PixColors[minBrightCOLOR + i];
		946	SET_PIXCOLOR (idx);
		947	goto Done;
		948	# endif
		949
		950	}
		951	if (i >= 0 && i <= 7)
		952	{ /* normal colors */
		953	PixColors[idx] = PixColors[minCOLOR + i];
		954	SET_PIXCOLOR (idx);
		955	goto Done;
		956	}
		957	}
		958
		959	if (!rXParseAllocColor (& xcol, color))
		960	return;
		961
		962	/* XStoreColor (display->display, XCMAP, XColor*); */
		963
		964	/*
		965	* FIXME: should free colors here, but no idea how to do it so instead,
		966	* so just keep gobbling up the colormap
		967	*/
		968	# if 0
		969	for (i = Color_Black; i <= Color_White; i++)
		970	if (PixColors[idx] == PixColors[i])
		971	break;
		972	if (i > Color_White)
		973	{
		974	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		975	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
		976	DisplayPlanes (display->display, display->screen));
		977	}
		978	# endif
		979
		980	PixColors[idx] = xcol;
		981	SET_PIXCOLOR (idx);
		982
		983	/* XSetWindowAttributes attr; */
		984	/* Cursor cursor; */
		985	Done:
		986	if (idx == Color_bg && ! (Options & Opt_transparent))
		987	XSetWindowBackground (display->display, TermWin.vt,
		988	PixColors[Color_bg]);
		989
		990	/* handle Color_BD, scrollbar background, etc. */
		991
		992	set_colorfgbg ();
		993	recolour_cursor ();
		994	scr_touch (true);
		995	}
		996
610	#else	997	#else
611	char *name;
612
613	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
614	name = NULL;
615	if (name == NULL || STRCMP(name, str))
616	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
617	if (name)
618	XFree(name);
619	#endif
620	}
621
622	/* EXTPROTO */
623	void
624	rxvt_set_iconName(pR_ const char *str)
625	{
626	#ifndef SMART_WINDOW_TITLE
627	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
628	#else
629	char *name;
630
631	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
632	name = NULL;
633	if (name == NULL || STRCMP(name, str))
634	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
635	if (name)
636	XFree(name);
637	#endif
638	}
639
640	#ifdef XTERM_COLOR_CHANGE
641	/* EXTPROTO */
642	void
643	rxvt_set_window_color(pR_ int idx, const char *color)
644	{
645	rxvt_color xcol;
646	int i;
647
648	if (color == NULL || *color == '\0')
649	return;
650
651	/* handle color aliases */
652	if (isdigit(*color)) {
653	i = atoi(color);
654	if (i >= 8 && i <= 15) { /* bright colors */
655	i -= 8;
656	# ifndef NO_BRIGHTCOLOR
657	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
658	SET_PIXCOLOR(R, idx);
659	goto Done;
660	# endif
661	}
662	if (i >= 0 && i <= 7) { /* normal colors */
663	R->PixColors[idx] = R->PixColors[minCOLOR + i];
664	SET_PIXCOLOR(R, idx);
665	goto Done;
666	}
667	}
668	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
669	return;
670	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
671
672	/*
673	* FIXME: should free colors here, but no idea how to do it so instead,
674	* so just keep gobbling up the colormap
675	*/
676	# if 0
677	for (i = Color_Black; i <= Color_White; i++)
678	if (R->PixColors[idx] == R->PixColors[i])
679	break;
680	if (i > Color_White) {
681	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
682	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
683	DisplayPlanes(R->Xdisplay, Xscreen));
684	}
685	# endif
686
687	R->PixColors[idx] = xcol;
688	SET_PIXCOLOR(R, idx);
689
690	/* XSetWindowAttributes attr; */
691	/* Cursor cursor; */
692	Done:
693	if (idx == Color_bg && !(R->Options & Opt_transparent))
694	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
695	R->PixColors[Color_bg]);
696
697	/* handle Color_BD, scrollbar background, etc. */
698
699	rxvt_set_colorfgbg(aR);
700	rxvt_recolour_cursor(aR);
701	/* the only reasonable way to enforce a clean update */
702	rxvt_scr_poweron(aR);
703	}
704
705	#else
706	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	998	# define set_window_color (idx,color) ((void)0)
707	#endif /* XTERM_COLOR_CHANGE */	999	#endif /* XTERM_COLOR_CHANGE */
708		1000
709	/* EXTPROTO */
710	void	1001	void
711	rxvt_recolour_cursor(pR)	1002	rxvt_term::recolour_cursor ()
712	{	1003	{
713	rxvt_color xcol[2];	1004	XColor xcol[2];
714		1005
715	#if TODO	1006	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColors[Color_pointer_fg] : PixColors[Color_fg];
716	xcol[0] = R->PixColors[Color_pointer];	1007	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColors[Color_pointer_bg] : PixColors[Color_bg];
717	xcol[1] = R->PixColors[Color_bg];
718	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1008	XQueryColors (display->display, XCMAP, xcol, 2);
719	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1009	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
720	#endif
721	}	1010	}
722		1011
723	/*----------------------------------------------------------------------*/	1012	/*----------------------------------------------------------------------*/
724	/*	1013	/*
725	* find if fg/bg matches any of the normal (low-intensity) colors	1014	* find if fg/bg matches any of the normal (low-intensity) colors
726	*/	1015	*/
727	/* INTPROTO */
728	void	1016	void
729	rxvt_set_colorfgbg(pR)	1017	rxvt_term::set_colorfgbg ()
730	{	1018	{
731	unsigned int i;	1019	unsigned int i;
732	const char *xpmb = "\0";	1020	const char *xpmb = "\0";
733	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1021	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
734		1022
735	R->env_colorfgbg =	1023	env_colorfgbg =
736	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1024	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
737	STRCPY(fstr, "default");	1025	STRCPY (fstr, "default");
738	STRCPY(bstr, "default");	1026	STRCPY (bstr, "default");
739	for (i = Color_Black; i <= Color_White; i++)	1027	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1028	if (PixColors[Color_fg] == PixColors[i])
		1029	{
741	sprintf(fstr, "%d", (i - Color_Black));	1030	sprintf (fstr, "%d", (i - Color_Black));
742	break;	1031	break;
743	}	1032	}
744	for (i = Color_Black; i <= Color_White; i++)	1033	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1034	if (PixColors[Color_bg] == PixColors[i])
		1035	{
746	sprintf(bstr, "%d", (i - Color_Black));	1036	sprintf (bstr, "%d", (i - Color_Black));
747	#ifdef XPM_BACKGROUND	1037	#ifdef XPM_BACKGROUND
748	xpmb = "default;";	1038	xpmb = "default;";
749	#endif	1039	#endif
750	break;	1040	break;
751	}	1041	}
		1042
752	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1043	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
753	putenv(R->env_colorfgbg);
754		1044
755	#ifndef NO_BRIGHTCOLOR	1045	#ifndef NO_BRIGHTCOLOR
756	R->colorfgbg = DEFAULT_RSTYLE;	1046	colorfgbg = DEFAULT_RSTYLE;
757	for (i = minCOLOR; i <= maxCOLOR; i++) {	1047	for (i = minCOLOR; i <= maxCOLOR; i++)
		1048	{
758	if (R->PixColors[Color_fg] == R->PixColors[i])	1049	if (PixColors[Color_fg] == PixColors[i])
759	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1050	colorfgbg = SET_FGCOLOR (colorfgbg, i);
760	if (R->PixColors[Color_bg] == R->PixColors[i])	1051	if (PixColors[Color_bg] == PixColors[i])
761	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1052	colorfgbg = SET_BGCOLOR (colorfgbg, i);
762	}	1053	}
763	#endif	1054	#endif
764	}	1055	}
765		1056
766	/*----------------------------------------------------------------------*/	1057	/*----------------------------------------------------------------------*/
767	/*	1058	/*
768	* Colour determination for low colour displays, routine from	1059	* Colour determination for low colour displays, routine from
769	* Hans de Goede <hans@highrise.nl>	1060	* Hans de Goede <hans@highrise.nl>
770	*/	1061	*/
771		1062
772	/* EXTPROTO */
773	int	1063	int
774	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1064	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
775	{	1065	{
776	screen_in_out->set(aR_ colour);
777
778	if (!screen_in_out->set(aR_ colour)) {	1066	if (!screen_in_out->set (display, colour))
779	rxvt_print_error("can't allocate colour: %s", colour);	1067	{
		1068	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
780	return false;	1069	return false;
781	}	1070	}
782		1071
783	return true;	1072	return true;
784	}	1073	}
785		1074
786	/* -------------------------------------------------------------------- *	1075	/* -------------------------------------------------------------------- *
787	* - WINDOW RESIZING - *	1076	* - WINDOW RESIZING - *
788	* -------------------------------------------------------------------- */	1077	* -------------------------------------------------------------------- */
789	/* EXTPROTO */
790	void	1078	void
791	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1079	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
792	int ignoreparent)
793	{	1080	{
794	int fix_screen;	1081	int fix_screen;
795		1082
796	#ifdef SMART_RESIZE	1083	#ifdef SMART_RESIZE
797	int old_width = R->szHint.width, old_height = R->szHint.height;	1084	int old_width = szHint.width, old_height = szHint.height;
798	#endif	1085	#endif
799		1086
800	rxvt_window_calc(aR_ width, height);	1087	window_calc (width, height);
801	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1088	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1089
802	if (!ignoreparent) {	1090	if (!ignoreparent)
		1091	{
803	#ifdef SMART_RESIZE	1092	#ifdef SMART_RESIZE
804	/*	1093	/*
805	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1094	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
806	* reposition window on resize depending on placement on screen	1095	* reposition window on resize depending on placement on screen
807	*/	1096	*/
808	int x, y, x1, y1;	1097	int x, y, x1, y1;
809	int dx, dy;	1098	int dx, dy;
810	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1099	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
811	Window unused_cr;	1100	Window unused_cr;
812		1101
813	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1102	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
814	0, 0, &x, &y, &unused_cr);	1103	0, 0, &x, &y, &unused_cr);
815	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1104	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
816	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1105	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
817	/*	1106	/*
818	* if Xroot 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
819	* our position for handles and decorations. Counter it	1108	* our position for handles and decorations. Counter it
820	*/	1109	*/
821	if (x1 != x || y1 != y) {	1110	if (x1 != x || y1 != y)
		1111	{
822	x -= x1;	1112	x -= x1;
823	y -= y1;	1113	y -= y1;
824	}	1114	}
825		1115
826	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1116	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
827	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1117	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
828	dx = old_width - R->szHint.width;	1118	dx = old_width - szHint.width;
829	dy = old_height - R->szHint.height;	1119	dy = old_height - szHint.height;
830		1120
831	/* Check position of the center of the window */	1121	/* Check position of the center of the window */
832	if (x < x1) /* left half */	1122	if (x < x1) /* left half */
833	dx = 0;	1123	dx = 0;
834	else if (x == x1) /* exact center */	1124	else if (x == x1) /* exact center */
835	dx /= 2;	1125	dx /= 2;
836	if (y < y1) /* top half */	1126	if (y < y1) /* top half */
837	dy = 0;	1127	dy = 0;
838	else if (y == y1) /* exact center */	1128	else if (y == y1) /* exact center */
839	dy /= 2;	1129	dy /= 2;
840		1130
841	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1131	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
842	R->szHint.width, R->szHint.height);	1132	szHint.width, szHint.height);
843	#else	1133	#else
844	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1134	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
845	R->szHint.height);
846	#endif	1135	#endif
847	}	1136	}
848		1137
849	fix_screen = (R->TermWin.ncol != R->prev_ncol	1138	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
850	|| R->TermWin.nrow != R->prev_nrow);	1139
851	if (fix_screen || width != R->old_width || height != R->old_height) {	1140	if (fix_screen || width != old_width || height != old_height)
		1141	{
852	if (scrollbar_visible(R)) {	1142	if (scrollbar_visible ())
		1143	{
853	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1144	XMoveResizeWindow (display->display, scrollBar.win,
		1145	window_sb_x, 0,
854	0, scrollbar_TotalWidth(), R->szHint.height);	1146	scrollbar_TotalWidth (), szHint.height);
855	rxvt_Resize_scrollBar(aR);	1147	resize_scrollbar ();
856	}	1148	}
		1149
857	if (menubar_visible(R))	1150	if (menubar_visible ())
858	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1151	XMoveResizeWindow (display->display, menuBar.win,
		1152	window_vt_x, 0,
859	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1153	TermWin_TotalWidth (), menuBar_TotalHeight ());
860	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1154
861	R->window_vt_y, TermWin_TotalWidth(),	1155	XMoveResizeWindow (display->display, TermWin.vt,
		1156	window_vt_x, window_vt_y,
862	TermWin_TotalHeight());	1157	TermWin_TotalWidth (), TermWin_TotalHeight ());
863	#ifdef RXVT_GRAPHICS
864	if (R->old_height)
865	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
866	R->old_height - R->szHint.base_height);
867	#endif
868	rxvt_scr_clear(aR);	1158	scr_clear ();
869	#ifdef XPM_BACKGROUND	1159	#ifdef XPM_BACKGROUND
870	rxvt_resize_pixmap(aR);	1160	resize_pixmap ();
871	#endif	1161	#endif
872	}	1162	}
873		1163
874	if (fix_screen || R->old_height == 0) {	1164	if (fix_screen || old_height == 0)
		1165	{
875	int curr_screen = -1;	1166	int curr_screen = -1;
876	uint16_t old_ncol = R->prev_ncol;	1167	int old_ncol = prev_ncol;
877		1168
878	/* scr_reset only works on the primary screen */	1169	/* scr_reset only works on the primary screen */
879	if (R->old_height) /* this is not the first time through */	1170	if (old_height) /* this is not the first time through */
		1171	{
		1172	unsigned int ncol = TermWin.ncol;
		1173	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
880	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1174	curr_screen = scr_change_screen (PRIMARY);
881	rxvt_scr_reset(aR);	1175	TermWin.ncol = ncol;
882	if (curr_screen >= 0) { /* this is not the first time through */
883	rxvt_scr_change_screen(aR_ curr_screen);
884	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
885	}	1176	}
886	}
887		1177
		1178	scr_reset ();
		1179
		1180	if (curr_screen >= 0) /* this is not the first time through */
		1181	{
		1182	scr_change_screen (curr_screen);
		1183	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1184	}
		1185	}
		1186
888	R->old_width = R->szHint.width;	1187	old_width = szHint.width;
889	R->old_height = R->szHint.height;	1188	old_height = szHint.height;
890		1189
891	#ifdef USE_XIM	1190	#ifdef USE_XIM
892	rxvt_IMSetStatusPosition(aR);	1191	IMSetStatusPosition ();
893	#endif	1192	#endif
894	}	1193	}
895		1194
896	/*	1195	/*
897	* Set the width/height of the vt window in characters. Units are pixels.	1196	* Set the width/height of the vt window in characters. Units are pixels.
898	* good for toggling 80/132 columns	1197	* good for toggling 80/132 columns
899	*/	1198	*/
900	/* EXTPROTO */
901	void	1199	void
902	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1200	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
903	{	1201	{
904	XWindowAttributes wattr;	1202	XWindowAttributes wattr;
905		1203
906	if (width == 0 || height == 0) {	1204	if (width == 0 || height == 0)
		1205	{
907	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1206	XGetWindowAttributes (display->display, display->root, &wattr);
908	if (width == 0)	1207	if (width == 0)
909	width = wattr.width - R->szHint.base_width;	1208	width = wattr.width - szHint.base_width;
910	if (height == 0)	1209	if (height == 0)
911	height = wattr.height - R->szHint.base_height;	1210	height = wattr.height - szHint.base_height;
912	}	1211	}
913	if (width != R->TermWin.width || height != R->TermWin.height) {	1212	if (width != TermWin.width || height != TermWin.height)
		1213	{
914	width += R->szHint.base_width;	1214	width += szHint.base_width;
915	height += R->szHint.base_height;	1215	height += szHint.base_height;
916	rxvt_resize_all_windows(aR_ width, height, 0);	1216	resize_all_windows (width, height, 0);
917	}	1217	}
918	}	1218	}
919		1219
920	/* -------------------------------------------------------------------- *	1220	/* -------------------------------------------------------------------- *
921	* - X INPUT METHOD ROUTINES - *	1221	* - X INPUT METHOD ROUTINES - *
922	* -------------------------------------------------------------------- */	1222	* -------------------------------------------------------------------- */
923	#ifdef USE_XIM	1223	#ifdef USE_XIM
924	/* INTPROTO */	1224
925	void	1225	void
926	rxvt_setSize(pR_ XRectangle * size)	1226	rxvt_term::im_set_size (XRectangle *size)
927	{	1227	{
928	size->x = R->TermWin.int_bwidth;	1228	size->x = TermWin.int_bwidth;
929	size->y = R->TermWin.int_bwidth;	1229	size->y = TermWin.int_bwidth;
930	size->width = Width2Pixel(R->TermWin.ncol);	1230	size->width = Width2Pixel (TermWin.ncol);
931	size->height = Height2Pixel(R->TermWin.nrow);	1231	size->height = Height2Pixel (TermWin.nrow);
932	}	1232	}
933		1233
934	/* INTPROTO */
935	void	1234	void
936	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1235	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
937	{	1236	{
938	*fg = R->PixColors[Color_fg];	1237	*fg = PixColors[Color_fg];
939	*bg = R->PixColors[Color_bg];	1238	*bg = PixColors[Color_bg];
940	}	1239	}
941		1240
942	/* Checking whether input method is running. */	1241	/* Checking whether input method is running. */
943	/* INTPROTO */
944	Bool	1242	bool
945	rxvt_IMisRunning(pR)	1243	rxvt_term::IMisRunning ()
946	{	1244	{
947	char *p;	1245	char *p;
948	Atom atom;	1246	Atom atom;
949	Window win;	1247	Window win;
950	char server[IMBUFSIZ];	1248	char server[IMBUFSIZ];
951		1249
952	/* get current locale modifier */	1250	/* get current locale modifier */
953	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1251	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1252	{
954	STRCPY(server, "@server=");	1253	STRCPY (server, "@server=");
955	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1254	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
956	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1255	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
957	*p = '\0';	1256	*p = '\0';
958		1257
959	atom = XInternAtom(R->Xdisplay, server, False);	1258	atom = XInternAtom (display->display, server, False);
960	win = XGetSelectionOwner(R->Xdisplay, atom);	1259	win = XGetSelectionOwner (display->display, atom);
961	if (win != None)	1260	if (win != None)
962	return True;	1261	return True;
963	}	1262	}
964	return False;	1263	return False;
965	}	1264	}
966		1265
967	/* EXTPROTO */
968	void	1266	void
969	rxvt_IMSendSpot(pR)	1267	rxvt_term::IMSendSpot ()
970	{	1268	{
971	XPoint spot;	1269	XPoint spot;
972	XVaNestedList preedit_attr;	1270	XVaNestedList preedit_attr;
973		1271
974	if (R->Input_Context == NULL	1272	if (Input_Context == NULL
975	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1273	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
976	|| !(R->event_type == KeyPress	1274	|| ! (event_type == KeyPress
977	|| R->event_type == Expose	1275	|| event_type == Expose
978	|| R->event_type == NoExpose	1276	|| event_type == NoExpose
979	|| R->event_type == SelectionNotify	1277	|| event_type == SelectionNotify
980	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1278	|| event_type == ButtonRelease || event_type == FocusIn)
981	|| !rxvt_IMisRunning(aR))	1279	|| !IMisRunning ())
982	return;	1280	return;
983		1281
984	rxvt_setPosition(aR_ & spot);	1282	im_set_position (&spot);
985		1283
986	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1284	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
987	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1285	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
988	XFree(preedit_attr);	1286	XFree (preedit_attr);
989	}	1287	}
990		1288
991	/* EXTPROTO */
992	void	1289	void
993	rxvt_setTermFontSet(pR_ int idx)
994	{
995	char *string;
996	long length;
997	int success = 0;
998
999	if (idx < 0 || idx >= MAX_NFONTS)
1000	return;
1001	}
1002
1003	/* INTPROTO */
1004	void
1005	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1290	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1006	XRectangle * needed_rect)	1291	XRectangle * needed_rect)
1007	{	1292	{
1008	int mbh, vtx = 0;	1293	int mbh, vtx = 0;
1009		1294
1010	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1295	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1011	vtx = scrollbar_TotalWidth();	1296	vtx = scrollbar_TotalWidth ();
		1297
1012	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1298	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1013	mbh -= R->TermWin.lineSpace;	1299	mbh -= TermWin.lineSpace;
1014		1300
1015	preedit_rect->x = needed_rect->width + vtx;	1301	preedit_rect->x = needed_rect->width + vtx;
1016	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1302	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1017		1303
1018	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1304	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1019	+ vtx;
1020	preedit_rect->height = Height2Pixel(1);	1305	preedit_rect->height = Height2Pixel (1);
1021		1306
1022	status_rect->x = vtx;	1307	status_rect->x = vtx;
1023	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1308	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1024		1309
1025	status_rect->width = needed_rect->width ? needed_rect->width	1310	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1026	: Width2Pixel(R->TermWin.ncol + 1);
1027	status_rect->height = Height2Pixel(1);	1311	status_rect->height = Height2Pixel (1);
1028	}	1312	}
1029		1313
1030	/* ARGSUSED */
1031	/* INTPROTO */
1032	void	1314	void
1033	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1315	rxvt_term::im_destroy ()
1034	__attribute__ ((unused)), XPointer call_data
1035	__attribute__ ((unused)))
1036	{	1316	{
1037	dR;	1317	if (Input_Context)
1038		1318	{
		1319	XDestroyIC (Input_Context);
1039	R->Input_Context = NULL;	1320	Input_Context = NULL;
1040	/* To avoid Segmentation Fault in C locale: Solaris only? */	1321	}
1041	if (STRCMP(R->locale, "C"))
1042	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1043	rxvt_IMInstantiateCallback, NULL);
1044	}
1045		1322
1046	/*	1323	if (input_method)
1047	* X manual pages and include files don't match on some systems:
1048	* some think this is an XIDProc and others an XIMProc so we can't
1049	* use the first argument - need to update this to be nice for
1050	* both types via some sort of configure detection
1051	*/
1052	/* ARGSUSED */
1053	/* EXTPROTO */
1054	void
1055	rxvt_IMInstantiateCallback(Display * unused
1056	__attribute__ ((unused)), XPointer client_data
1057	__attribute__ ((unused)), XPointer call_data
1058	__attribute__ ((unused)))
1059	{
1060	dR;
1061	int i, found, had_im;
1062	const char *p;
1063	char **s;
1064	char buf[IMBUFSIZ];
1065
1066	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1067	if (R->Input_Context)
1068	return;
1069
1070	found = had_im = 0;
1071	p = R->rs[Rs_inputMethod];
1072	if (p && *p) {
1073	had_im = 1;
1074	s = rxvt_splitcommastring(p);
1075	for (i = 0; s[i]; i++) {
1076	if (*s[i]) {
1077	STRCPY(buf, "@im=");
1078	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1079	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1080	&& (rxvt_IM_get_IC(aR) == True)) {
1081	found = 1;
1082	break;
1083	}
1084	}
1085	}
1086	for (i = 0; s[i]; i++)
1087	free(s[i]);
1088	free(s);
1089	}	1324	{
1090	if (found)	1325	display->put_xim (input_method);
1091	return;	1326	input_method = 0;
1092
1093	/* try with XMODIFIERS env. var. */
1094	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1095	rxvt_IM_get_IC(aR);
1096	return;
1097	}	1327	}
1098
1099	/* try with no modifiers base IF the user didn't specify an IM */
1100	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1101	&& rxvt_IM_get_IC(aR) == True)
1102	return;
1103	}	1328	}
1104		1329
1105	/*	1330	/*
1106	* Try to open a XIM with the current modifiers, then see if we can	1331	* Try to open a XIM with the current modifiers, then see if we can
1107	* open a suitable preedit type	1332	* open a suitable preedit type
1108	*/	1333	*/
1109	/* INTPROTO */
1110	Bool	1334	bool
1111	rxvt_IM_get_IC(pR)	1335	rxvt_term::IM_get_IC (const char *modifiers)
1112	{	1336	{
1113	int i, j, found;	1337	int i, j, found;
1114	XIM xim;	1338	XIM xim;
1115	XPoint spot;	1339	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1340	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1341	unsigned long fg, bg;
1118	const char *p;	1342	const char *p;
1119	char **s;	1343	char **s;
1120	XIMStyles *xim_styles;	1344	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;	1345	XVaNestedList preedit_attr, status_attr;
1122	XIMCallback ximcallback;
1123		1346
		1347	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1348	return false;
		1349
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1350	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1125	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1351	input_method = display->get_xim (locale, modifiers);
1126	if (xim == NULL)	1352	if (input_method == NULL)
1127	return False;	1353	return false;
1128		1354
		1355	xim = input_method->xim;
		1356
1129	xim_styles = NULL;	1357	xim_styles = NULL;
1130	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1358	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1359	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1360	{
		1361	display->put_xim (input_method);
1133	return False;	1362	return false;
1134	}	1363	}
1135		1364
1136	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1365	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1137	: "OverTheSpot,OffTheSpot,Root";
1138	s = rxvt_splitcommastring(p);	1366	s = rxvt_splitcommastring (p);
1139	for (i = found = 0; !found && s[i]; i++) {	1367	for (i = found = 0; !found && s[i]; i++)
		1368	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1369	if (!STRCMP (s[i], "OverTheSpot"))
1141	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1370	input_style = (XIMPreeditPosition | XIMStatusNothing);
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1371	else if (!STRCMP (s[i], "OffTheSpot"))
1143	R->input_style = (XIMPreeditArea | XIMStatusArea);	1372	input_style = (XIMPreeditArea | XIMStatusArea);
1144	else if (!STRCMP(s[i], "Root"))	1373	else if (!STRCMP (s[i], "Root"))
1145	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1374	input_style = (XIMPreeditNothing | XIMStatusNothing);
1146		1375
1147	for (j = 0; j < xim_styles->count_styles; j++)	1376	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (R->input_style == xim_styles->supported_styles[j]) {	1377	if (input_style == xim_styles->supported_styles[j])
		1378	{
1149	found = 1;	1379	found = 1;
		1380	break;
		1381	}
		1382	}
		1383
		1384	for (i = 0; s[i]; i++)
		1385	free (s[i]);
		1386
		1387	free (s);
		1388	XFree (xim_styles);
		1389
		1390	if (!found)
		1391	{
		1392	display->put_xim (input_method);
		1393	return false;
		1394	}
		1395
		1396	preedit_attr = status_attr = NULL;
		1397
		1398	if (input_style & XIMPreeditPosition)
		1399	{
		1400	im_set_size (&rect);
		1401	im_set_position (&spot);
		1402	im_set_color (&fg, &bg);
		1403
		1404	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1405	XNSpotLocation, &spot,
		1406	XNForeground, fg, XNBackground, bg,
		1407	//XNFontSet, TermWin.fontset,
		1408	NULL);
		1409	}
		1410	else if (input_style & XIMPreeditArea)
		1411	{
		1412	im_set_color (&fg, &bg);
		1413
		1414	/*
		1415	* The necessary width of preedit area is unknown
		1416	* until create input context.
		1417	*/
		1418	needed_rect.width = 0;
		1419
		1420	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1421
		1422	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1423	XNForeground, fg, XNBackground, bg,
		1424	//XNFontSet, TermWin.fontset,
		1425	NULL);
		1426	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1427	XNForeground, fg, XNBackground, bg,
		1428	//XNFontSet, TermWin.fontset,
		1429	NULL);
		1430	}
		1431
		1432	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1433	XNClientWindow, TermWin.parent[0],
		1434	XNFocusWindow, TermWin.parent[0],
		1435	preedit_attr ? XNPreeditAttributes : NULL,
		1436	preedit_attr,
		1437	status_attr ? XNStatusAttributes : NULL,
		1438	status_attr, NULL);
		1439	if (preedit_attr) XFree (preedit_attr);
		1440	if (status_attr) XFree (status_attr);
		1441
		1442	if (Input_Context == NULL)
		1443	{
		1444	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1445	display->put_xim (input_method);
		1446	return false;
		1447	}
		1448
		1449	if (input_style & XIMPreeditArea)
		1450	IMSetStatusPosition ();
		1451
		1452	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1453	return true;
		1454	}
		1455
		1456	void
		1457	rxvt_term::im_cb ()
		1458	{
		1459	int i, found, had_im;
		1460	const char *p;
		1461	char **s;
		1462	char buf[IMBUFSIZ];
		1463
		1464	im_destroy ();
		1465
		1466	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1467	if (Input_Context)
		1468	return;
		1469
		1470	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1471	if (rs[Rs_imLocale])
		1472	SET_LOCALE (rs[Rs_imLocale]);
		1473	#endif
		1474
		1475	p = rs[Rs_inputMethod];
		1476	if (p && *p)
		1477	{
		1478	bool found = false;
		1479
		1480	s = rxvt_splitcommastring (p);
		1481	for (i = 0; s[i]; i++)
		1482	{
		1483	if (*s[i])
		1484	{
		1485	STRCPY (buf, "@im=");
		1486	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1487	if (IM_get_IC (buf))
		1488	{
		1489	found = true;
1150	break;	1490	break;
		1491	}
1151	}	1492	}
1152	}	1493	}
1153	for (i = 0; s[i]; i++)	1494	for (i = 0; s[i]; i++)
1154	free(s[i]);	1495	free (s[i]);
1155	free(s);	1496	free (s);
1156	XFree(xim_styles);
1157		1497
1158	if (!found) {	1498	if (found)
1159	XCloseIM(xim);	1499	goto done;
1160	return False;
1161	}	1500	}
1162		1501
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1502	/* try with XMODIFIERS env. var. */
		1503	if (IM_get_IC (""))
		1504	goto done;
1164		1505
1165	/* XXX: not sure why we need this (as well as IC one below) */	1506	/* try with no modifiers base IF the user didn't specify an IM */
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1507	if (IM_get_IC ("@im=none"))
		1508	goto done;
1167		1509
1168	preedit_attr = status_attr = NULL;	1510	done:
1169		1511	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1170	if (R->input_style & XIMPreeditPosition) {	1512	if (rs[Rs_imLocale])
1171	rxvt_setSize(aR_ & rect);	1513	SET_LOCALE (locale);
1172	rxvt_setPosition(aR_ & spot);	1514	#endif
1173	rxvt_setColor(aR_ & fg, &bg);
1174
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, R->TermWin.fontset,
1179	NULL);
1180	} else if (R->input_style & XIMPreeditArea) {
1181	rxvt_setColor(aR_ & fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, R->TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, R->TermWin.fontset,
1198	NULL);
1199	}
1200	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1201	XNClientWindow, R->TermWin.parent[0],
1202	XNFocusWindow, R->TermWin.parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);
1208	if (preedit_attr)
1209	XFree(preedit_attr);
1210	if (status_attr)
1211	XFree(status_attr);
1212	if (R->Input_Context == NULL) {
1213	rxvt_print_error("failed to create input context");
1214	XCloseIM(xim);
1215	return False;
1216	}
1217	if (R->input_style & XIMPreeditArea)
1218	rxvt_IMSetStatusPosition(aR);
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1220	return True;
1221	}	1515	}
1222		1516
1223	/* EXTPROTO */
1224	void	1517	void
1225	rxvt_IMSetStatusPosition(pR)	1518	rxvt_term::IMSetStatusPosition ()
1226	{	1519	{
1227	XRectangle preedit_rect, status_rect, *needed_rect;	1520	XRectangle preedit_rect, status_rect, *needed_rect;
1228	XVaNestedList preedit_attr, status_attr;	1521	XVaNestedList preedit_attr, status_attr;
1229		1522
1230	if (R->Input_Context == NULL	1523	if (Input_Context == NULL
1231	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1524	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1232	|| !rxvt_IMisRunning(aR))	1525	|| !IMisRunning ())
1233	return;	1526	return;
1234		1527
1235	/* Getting the necessary width of preedit area */	1528	/* Getting the necessary width of preedit area */
1236	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1529	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1237	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1530	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1238	XFree(status_attr);	1531	XFree (status_attr);
1239		1532
1240	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1533	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1241		1534
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1535	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1243	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1536	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1244		1537
1245	XSetICValues(R->Input_Context,	1538	XSetICValues (Input_Context,
1246	XNPreeditAttributes, preedit_attr,	1539	XNPreeditAttributes, preedit_attr,
1247	XNStatusAttributes, status_attr, NULL);	1540	XNStatusAttributes, status_attr, NULL);
1248		1541
1249	XFree(preedit_attr);	1542	XFree (preedit_attr);
1250	XFree(status_attr);	1543	XFree (status_attr);
1251	}	1544	}
1252	#endif /* USE_XIM */	1545	#endif /* USE_XIM */
1253		1546
1254	/*----------------------------------------------------------------------*/	1547	/*----------------------------------------------------------------------*/
1255	rxvt_t rxvt_current_term;	1548	rxvt_t rxvt_current_term;

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