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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.73 by root, Fri Jul 30 14:59:12 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.3 2003/11/25 11:52:42 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	rxvt_term::rxvt_term()	47	#include <cstring>
48	: pty_ev(this, &rxvt_term::pty_cb),	48
49	x_ev (this, &rxvt_term::x_cb)	49	vector<rxvt_term *> rxvt_term::termlist;
		50
		51	static char curlocale[128];
		52
		53	bool
		54	rxvt_set_locale (const char *locale)
50	{	55	{
51	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	56	if (!locale || !STRNCMP (locale, curlocale, 128))
		57	return false;
		58
		59	STRNCPY (curlocale, locale, 128);
		60	setlocale (LC_CTYPE, curlocale);
		61	return true;
52	}	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
53		127
54	void *	128	void *
55	rxvt_term::operator new (size_t s)	129	rxvt_term::operator new (size_t s)
56	{	130	{
57	void *p = malloc (s);	131	void *p = malloc (s);
…		…
64	rxvt_term::operator delete (void *p, size_t s)	138	rxvt_term::operator delete (void *p, size_t s)
65	{	139	{
66	free (p);	140	free (p);
67	}	141	}
68		142
		143	rxvt_term::rxvt_term ()
		144	:
		145	rootwin_ev (this, &rxvt_term::rootwin_cb),
		146	termwin_ev (this, &rxvt_term::x_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
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	check_ev (this, &rxvt_term::check_cb),
		176	destroy_ev (this, &rxvt_term::destroy_cb),
		177	pty_ev (this, &rxvt_term::pty_cb),
		178	incr_ev (this, &rxvt_term::incr_cb)
		179	{
		180	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		181
		182	termlist.push_back (this);
		183	}
		184
		185	rxvt_term::~rxvt_term ()
		186	{
		187	termlist.erase (find (termlist.begin (), termlist.end(), this));
		188
		189	if (cmd_fd >= 0)
		190	close (cmd_fd);
		191
		192	#ifndef NO_SETOWNER_TTYDEV
		193	privileged_ttydev (RESTORE);
		194	#endif
		195	#ifdef UTMP_SUPPORT
		196	privileged_utmp (RESTORE);
		197	#endif
		198
		199	delete TermWin.fontset;
		200
		201	if (display)
		202	{
		203	selection_clear ();
		204
		205	#ifdef MENUBAR
		206	if (menubarGC) XFreeGC (display->display, menubarGC);
		207	#endif
		208	#ifdef XTERM_SCROLLBAR
		209	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		210	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		211	#endif
		212	#ifdef PLAIN_SCROLLBAR
		213	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		214	#endif
		215	#ifdef NEXT_SCROLLBAR
		216	if (blackGC) XFreeGC (display->display, blackGC);
		217	if (whiteGC) XFreeGC (display->display, whiteGC);
		218	if (grayGC) XFreeGC (display->display, grayGC);
		219	if (darkGC) XFreeGC (display->display, darkGC);
		220	if (stippleGC) XFreeGC (display->display, stippleGC);
		221	if (dimple) XFreePixmap (display->display, dimple);
		222	if (upArrow) XFreePixmap (display->display, upArrow);
		223	if (downArrow) XFreePixmap (display->display, downArrow);
		224	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		225	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		226	#endif
		227	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		228	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		229	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		230	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		231	#endif
		232	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		233
		234	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		235	delete menuBar.drawable;
		236	//if (menuBar.win)
		237	// XDestroyWindow (display->display, menuBar.win);
		238	#endif
		239	delete TermWin.drawable;
		240	// destroy all windows
		241	if (TermWin.parent[0])
		242	XDestroyWindow (display->display, TermWin.parent[0]);
		243	}
		244
		245	// TODO: free pixcolours, colours should become part of rxvt_display
		246
		247	delete PixColorsFocused;
		248	#ifdef OFF_FOCUS_FADING
		249	delete PixColorsUnFocused;
		250	#endif
		251
		252	displays.put (display);
		253
		254	scr_release ();
		255
		256	/* clear all resources */
		257	for (int i = 0; i < allocated.size (); i++)
		258	free (allocated[i]);
		259
		260	free (selection.text);
		261	// TODO: manage env vars in child only(!)
		262	free (env_windowid);
		263	free (env_display);
		264	free (env_term);
		265	free (env_colorfgbg);
		266	free (locale);
		267	#if 0
		268	free (codeset);
		269	#endif
		270
		271	delete envv;
		272	delete argv;
		273	}
		274
		275	void
		276	rxvt_term::destroy ()
		277	{
		278	if (display)
		279	{
		280	rootwin_ev.stop (display);
		281	termwin_ev.stop (display);
		282	vt_ev.stop (display);
		283	#ifdef USE_XIM
		284	im_destroy ();
		285	im_ev.stop (display);
		286	#endif
		287	#ifdef HAVE_SCROLLBARS
		288	scrollbar_ev.stop (display);
		289	#endif
		290	#ifdef MENUBAR
		291	menubar_ev.stop (display);
		292	#endif
		293	}
		294
		295	check_ev.stop ();
		296	pty_ev.stop ();
		297	#ifdef CURSOR_BLINK
		298	cursor_blink_ev.stop ();
		299	#endif
		300	#ifdef TEXT_BLINK
		301	text_blink_ev.stop ();
		302	#endif
		303	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		304	cont_scroll_ev.stop ();
		305	#endif
		306	#ifdef SELECTION_SCROLLING
		307	sel_scroll_ev.stop ();
		308	#endif
		309	#ifdef POINTER_BLANK
		310	pointer_ev.stop ();
		311	#endif
		312
		313	destroy_ev.start (0);
		314	}
		315
		316	void
		317	rxvt_term::destroy_cb (time_watcher &w)
		318	{
		319	SET_R (this);
		320
		321	delete this;
		322	}
		323
69	/*----------------------------------------------------------------------*/	324	/*----------------------------------------------------------------------*/
70	/* rxvt_init() */	325	/* rxvt_init () */
71	/* LIBPROTO */	326	bool
72	rxvt_t
73	rxvt_init(int argc, const char *const *argv)	327	rxvt_term::init (int argc, const char *const *argv)
74	{	328	{
75	const char **cmd_argv;	329	SET_R (this);
76		330
77	SET_R(new rxvt_term);	331	if (!init_vars ())
78	dR;	332	return false;
79		333
80	if (rxvt_init_vars(aR) < 0)	334	/*
81	{
82	free(R);
83	return NULL;
84	}
85
86	/*
87	* Save and then give up any super-user privileges	335	* Save and then give up any super-user privileges
88	* If we need privileges in any area then we must specifically request it.	336	* If we need privileges in any area then we must specifically request it.
89	* We should only need to be root in these cases:	337	* We should only need to be root in these cases:
90	* 1. write utmp entries on some systems	338	* 1. write utmp entries on some systems
91	* 2. chown tty on some systems	339	* 2. chown tty on some systems
92	*/	340	*/
93	rxvt_privileges(aR_ SAVE);	341	privileges (SAVE);
94	rxvt_privileges(aR_ IGNORE);	342	privileges (IGNORE);
95		343
96	rxvt_init_secondary(aR);	344	init_secondary ();
97		345
98	cmd_argv = rxvt_init_resources(aR_ argc, argv);	346	const char **cmd_argv = init_resources (argc, argv);
99		347
100	R->x_ev.start (ConnectionNumber (R->Xdisplay), EVENT_READ);	348	set_locale ("");
101		349
		350	#if MENUBAR_MAX
		351	menubar_read (rs[Rs_menu]);
		352	#endif
		353	#ifdef HAVE_SCROLLBARS
		354	if (Options & Opt_scrollBar)
		355	scrollBar.setIdle (); /* set existence for size calculations */
		356	#endif
		357
		358	create_windows (argc, argv);
		359
		360	init_xlocale ();
		361
		362	scr_reset (); /* initialize screen */
		363
		364	#if 0
		365	XSynchronize (display->display, True);
		366	#endif
		367
		368	#ifdef HAVE_SCROLLBARS
		369	if (Options & Opt_scrollBar)
		370	resize_scrollbar (); /* create and map scrollbar */
		371	#endif
102	#if (MENUBAR_MAX)	372	#if (MENUBAR_MAX)
103	rxvt_menubar_read(aR_ R->rs[Rs_menu]);	373	if (menubar_visible ())
		374	XMapWindow (display->display, menuBar.win);
104	#endif	375	#endif
105	#ifdef HAVE_SCROLLBARS	376	#ifdef TRANSPARENT
106	if (R->Options & Opt_scrollBar)	377	if (Options & Opt_transparent)
107	scrollbar_setIdle(); /* set existence for size calculations */	378	{
		379	XSelectInput (display->display, display->root, PropertyChangeMask);
		380	check_our_parents ();
		381	}
108	#endif	382	#endif
109		383
110	rxvt_Create_Windows(aR_ argc, argv);	384	rootwin_ev.start (display, display->root);
111		385
112	rxvt_init_xlocale(aR);	386	XMapWindow (display->display, TermWin.vt);
		387	XMapWindow (display->display, TermWin.parent[0]);
113		388
114	rxvt_scr_reset(aR); /* initialize screen */	389	init_command (cmd_argv);
115	#ifdef RXVT_GRAPHICS
116	rxvt_Gr_reset(aR); /* reset graphics */
117	#endif
118		390
		391	pty_ev.start (cmd_fd, EVENT_READ);
		392
		393	check_ev.start ();
		394
		395	return true;
		396	}
		397
		398	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		399
		400	void
		401	rxvt_init_signals ()
		402	{
		403	/* install exit handler for cleanup */
119	#if 0	404	#if 0
120	#ifdef DEBUG_X	405	#ifdef HAVE_ATEXIT
121	XSynchronize(R->Xdisplay, True);	406	atexit (rxvt_clean_exit);
122	XSetErrorHandler((XErrorHandler) abort);
123	#else	407	#else
		408	#endif
		409	#endif
		410
		411	struct sigaction sa;
		412
		413	sigfillset (&sa.sa_mask);
		414	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
		415	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		416	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
		417	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
		418	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
		419	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
		420	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
		421
		422	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		423	/* signal (SIGURG, SIG_DFL); */
		424
		425	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
124	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);	426	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
125	#endif
126	#endif
127
128	#ifdef HAVE_SCROLLBARS
129	if (R->Options & Opt_scrollBar)
130	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
131	#endif
132	#if (MENUBAR_MAX)
133	if (menubar_visible(r))
134	XMapWindow(R->Xdisplay, R->menuBar.win);
135	#endif
136	#ifdef TRANSPARENT
137	if (R->Options & Opt_transparent)
138	{
139	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
140	rxvt_check_our_parents(aR);
141	}
142	#endif
143	XMapWindow(R->Xdisplay, R->TermWin.vt);
144	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
145
146	rxvt_init_env(aR);
147	rxvt_init_command(aR_ cmd_argv);
148
149	R->pty_ev.start (R->cmd_fd, EVENT_READ);
150
151	return R;
152	}	427	}
153		428
154	/* ------------------------------------------------------------------------- *	429	/* ------------------------------------------------------------------------- *
155	* SIGNAL HANDLING & EXIT HANDLER *	430	* SIGNAL HANDLING & EXIT HANDLER *
156	* ------------------------------------------------------------------------- */	431	* ------------------------------------------------------------------------- */
157	/*	432	/*
158	* Catch a SIGCHLD signal and exit if the direct child has died	433	* Catch a SIGCHLD signal and exit if the direct child has died
159	*/	434	*/
		435
		436	void rxvt_term::child_exited (int pid)
		437	{
		438	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		439	if (pid == (*t)->cmd_pid)
		440	{
		441	(*t)->destroy ();
		442	break;
		443	}
		444	}
		445
160	/* ARGSUSED */	446	/* ARGSUSED */
161	/* EXTPROTO */	447	/* EXTPROTO */
162	RETSIGTYPE	448	RETSIGTYPE
163	rxvt_Child_signal(int sig __attribute__ ((unused)))	449	rxvt_Child_signal (int sig __attribute__ ((unused)))
164	{	450	{
165	dR;
166	int pid, save_errno = errno;	451	int pid, save_errno = errno;
167		452
168	do {	453	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
169	errno = 0;	454	rxvt_term::child_exited (pid);
170	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
171		455
172	if (pid == R->cmd_pid)
173	exit(EXIT_SUCCESS);
174
175	errno = save_errno;	456	errno = save_errno;
176	signal(SIGCHLD, rxvt_Child_signal);
177	}	457	}
178		458
179	/*	459	/*
180	* Catch a fatal signal and tidy up before quitting	460	* Catch a fatal signal and tidy up before quitting
181	*/	461	*/
182	/* EXTPROTO */	462	/* EXTPROTO */
183	RETSIGTYPE	463	RETSIGTYPE
184	rxvt_Exit_signal(int sig)	464	rxvt_Exit_signal (int sig)
185	{	465	{
186	signal(sig, SIG_DFL);	466	signal (sig, SIG_DFL);
187	#ifdef DEBUG_CMD	467	#ifdef DEBUG_CMD
188	rxvt_print_error("signal %d", sig);	468	rxvt_warn ("caught signal %d, exiting.\n", sig);
189	#endif	469	#endif
190	rxvt_clean_exit();	470	rxvt_clean_exit ();
191	kill(getpid(), sig);	471	kill (getpid (), sig);
192	}	472	}
193		473
194	/* ARGSUSED */
195	/* INTPROTO */	474	/* INTPROTO */
196	int	475	int
197	rxvt_xerror_handler(const Display * display	476	rxvt_xerror_handler (Display *display, XErrorEvent *event)
198	__attribute__ ((unused)), const XErrorEvent * event)
199	{	477	{
200	dR;
201
202	if (R->allowedxerror == -1) {	478	if (GET_R->allowedxerror == -1)
203	R->allowedxerror = event->error_code;	479	GET_R->allowedxerror = event->error_code;
204	return 0; /* ignored anyway */	480	else
205	}	481	{
206	rxvt_print_error("XError: Request: %d . %d, Error: %d",	482	old_xerror_handler (display, event);
207	event->request_code, event->minor_code,	483	GET_R->destroy ();
208	event->error_code);	484	}
209	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	485
210	exit(EXIT_FAILURE);	486	return 0;
211	/* NOTREACHED */
212	}	487	}
213		488
214	/*----------------------------------------------------------------------*/	489	/*----------------------------------------------------------------------*/
215	/*	490	/*
216	* Exit gracefully, clearing the utmp entry and restoring tty attributes	491	* Exit gracefully, clearing the utmp entry and restoring tty attributes
217	* TODO: if debugging, this should free up any known resources if we can	492	* TODO: if debugging, this should free up any known resources if we can
218	*/	493	*/
219	/* EXTPROTO */	494	/* EXTPROTO */
220	void	495	void
221	rxvt_clean_exit(void)	496	rxvt_clean_exit ()
222	{	497	{
223	dR;	498	// TODO: rxvtd should clean up all ressources
224		499	if (GET_R)
225	#ifdef DEBUG_SCREEN	500	GET_R->destroy ();
226	rxvt_scr_release(aR);
227	#endif
228	#ifndef NO_SETOWNER_TTYDEV
229	rxvt_privileged_ttydev(aR_ RESTORE);
230	#endif
231	#ifdef UTMP_SUPPORT
232	rxvt_privileged_utmp(aR_ RESTORE);
233	#endif
234	#ifdef USE_XIM
235	if (R->Input_Context != NULL) {
236	XDestroyIC(R->Input_Context);
237	R->Input_Context = NULL;
238	}
239	#endif
240	}	501	}
241		502
242	/* ------------------------------------------------------------------------- *	503	/* ------------------------------------------------------------------------- *
243	* MEMORY ALLOCATION WRAPPERS *	504	* MEMORY ALLOCATION WRAPPERS *
244	* ------------------------------------------------------------------------- */	505	* ------------------------------------------------------------------------- */
245	/* EXTPROTO */	506	/* EXTPROTO */
246	void *	507	void *
247	rxvt_malloc(size_t size)	508	rxvt_malloc (size_t size)
248	{	509	{
249	void *p;	510	void *p;
250		511
251	p = malloc(size);	512	p = malloc (size);
252	if (p)	513	if (p)
253	return p;	514	return p;
254		515
255	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	516	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
256	rxvt_clean_exit();	517	rxvt_clean_exit ();
257	exit(EXIT_FAILURE);	518	exit (EXIT_FAILURE);
258	/* NOTREACHED */	519	/* NOTREACHED */
259	}	520	}
260		521
261	/* EXTPROTO */	522	/* EXTPROTO */
262	void *	523	void *
263	rxvt_calloc(size_t number, size_t size)	524	rxvt_calloc (size_t number, size_t size)
264	{	525	{
265	void *p;	526	void *p;
266		527
267	p = calloc(number, size);	528	p = calloc (number, size);
268	if (p)	529	if (p)
269	return p;	530	return p;
270		531
271	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	532	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
272	rxvt_clean_exit();	533	rxvt_clean_exit ();
273	exit(EXIT_FAILURE);	534	exit (EXIT_FAILURE);
274	/* NOTREACHED */	535	/* NOTREACHED */
275	}	536	}
276		537
277	/* EXTPROTO */	538	/* EXTPROTO */
278	void *	539	void *
279	rxvt_realloc(void *ptr, size_t size)	540	rxvt_realloc (void *ptr, size_t size)
280	{	541	{
281	void *p;	542	void *p;
282		543
283	if (ptr)	544	if (ptr)
284	p = realloc(ptr, size);	545	p = realloc (ptr, size);
285	else	546	else
286	p = malloc(size);	547	p = malloc (size);
287	if (p)	548	if (p)
288	return p;	549	return p;
289		550
290	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	551	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
291	rxvt_clean_exit();	552	rxvt_clean_exit ();
292	exit(EXIT_FAILURE);	553	exit (EXIT_FAILURE);
293	/* NOTREACHED */	554	/* NOTREACHED */
294	}	555	}
295		556
296	/* ------------------------------------------------------------------------- *	557	/* ------------------------------------------------------------------------- *
297	* PRIVILEGED OPERATIONS *	558	* PRIVILEGED OPERATIONS *
298	* ------------------------------------------------------------------------- */	559	* ------------------------------------------------------------------------- */
299	/* take care of suid/sgid super-user (root) privileges */	560	/* take care of suid/sgid super-user (root) privileges */
300	/* INTPROTO */
301	void	561	void
302	rxvt_privileges(pR_ int mode)	562	rxvt_term::privileges (int mode)
303	{	563	{
304	#if ! defined(__CYGWIN32__)	564	#if ! defined(__CYGWIN32__)
305	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	565	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
306	/* setreuid() is the poor man's setuid(), seteuid() */	566	/* setreuid () is the poor man's setuid (), seteuid () */
307	# define seteuid(a) setreuid(-1, (a))	567	# define seteuid(a) setreuid(-1, (a))
308	# define setegid(a) setregid(-1, (a))	568	# define setegid(a) setregid(-1, (a))
309	# define HAVE_SETEUID	569	# define HAVE_SETEUID
310	# endif	570	# endif
311	# ifdef HAVE_SETEUID	571	# ifdef HAVE_SETEUID
312	switch (mode) {	572	switch (mode)
		573	{
313	case IGNORE:	574	case IGNORE:
314	/*	575	/*
315	* change effective uid/gid - not real uid/gid - so we can switch	576	* change effective uid/gid - not real uid/gid - so we can switch
316	* back to root later, as required	577	* back to root later, as required
317	*/	578	*/
318	seteuid(getuid());	579	seteuid (getuid ());
319	setegid(getgid());	580	setegid (getgid ());
320	break;	581	break;
321	case SAVE:	582	case SAVE:
322	R->euid = geteuid();	583	euid = geteuid ();
323	R->egid = getegid();	584	egid = getegid ();
324	break;	585	break;
325	case RESTORE:	586	case RESTORE:
326	seteuid(R->euid);	587	seteuid (euid);
327	setegid(R->egid);	588	setegid (egid);
328	break;	589	break;
329	}	590	}
330	# else	591	# else
331	switch (mode) {	592	switch (mode)
		593	{
332	case IGNORE:	594	case IGNORE:
333	setuid(getuid());	595	setuid (getuid ());
334	setgid(getgid());	596	setgid (getgid ());
335	/* FALLTHROUGH */	597	/* FALLTHROUGH */
336	case SAVE:	598	case SAVE:
337	/* FALLTHROUGH */	599	/* FALLTHROUGH */
338	case RESTORE:	600	case RESTORE:
339	break;	601	break;
340	}	602	}
341	# endif	603	# endif
342	#endif	604	#endif
343	}	605	}
344		606
345	#ifdef UTMP_SUPPORT	607	#ifdef UTMP_SUPPORT
346	/* EXTPROTO */
347	void	608	void
348	rxvt_privileged_utmp(pR_ char action)	609	rxvt_term::privileged_utmp (char action)
349	{	610	{
350	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	611	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
351	action, R->next_utmp_action, getpid()));	612	action, next_utmp_action, getpid ()));
352	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	613	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
353	|| (R->Options & Opt_utmpInhibit)	614	|| (Options & Opt_utmpInhibit)
354	|| R->ttydev == NULL || *R->ttydev == '\0')	615	|| ttydev == NULL || *ttydev == '\0')
355	return;	616	return;
356		617
357	rxvt_privileges(aR_ RESTORE);	618	privileges (RESTORE);
358	if (action == SAVE) {	619	if (action == SAVE)
		620	{
359	R->next_utmp_action = RESTORE;	621	next_utmp_action = RESTORE;
360	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	622	makeutent (ttydev, rs[Rs_display_name]);
		623	}
		624	else
361	} else { /* action == RESTORE */	625	{ /* action == RESTORE */
362	R->next_utmp_action = IGNORE;	626	next_utmp_action = IGNORE;
363	rxvt_cleanutent(aR);	627	cleanutent ();
364	}	628	}
365	rxvt_privileges(aR_ IGNORE);	629	privileges (IGNORE);
366	}	630	}
367	#endif	631	#endif
368		632
369	#ifndef NO_SETOWNER_TTYDEV	633	#ifndef NO_SETOWNER_TTYDEV
370	/* EXTPROTO */
371	void	634	void
372	rxvt_privileged_ttydev(pR_ char action)	635	rxvt_term::privileged_ttydev (char action)
373	{	636	{
374	D_MAIN((stderr,	637	D_MAIN ((stderr,
375	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	638	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
376	action, R->next_tty_action, getpid()));	639	action, next_tty_action, getpid ()));
377	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	640	if (next_tty_action != action || (action != SAVE && action != RESTORE)
378	|| R->ttydev == NULL || *R->ttydev == '\0')	641	|| ttydev == NULL || *ttydev == '\0')
379	return;	642	return;
380		643
381	rxvt_privileges(aR_ RESTORE);	644	privileges (RESTORE);
382		645
383	if (action == SAVE) {	646	if (action == SAVE)
		647	{
384	R->next_tty_action = RESTORE;	648	next_tty_action = RESTORE;
385	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	649	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
386	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	650	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
387	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	651	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
388	R->next_tty_action = IGNORE;	652	next_tty_action = IGNORE;
389	else	653	else
390	# endif	654	# endif
		655
391	{	656	{
392	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	657	chown (ttydev, getuid (), ttygid); /* fail silently */
393	chmod(R->ttydev, R->ttymode);	658	chmod (ttydev, ttymode);
394	# ifdef HAVE_REVOKE	659	# ifdef HAVE_REVOKE
395	revoke(R->ttydev);	660	revoke (ttydev);
396	# endif	661	# endif
		662
397	}	663	}
		664	}
		665	else
398	} else { /* action == RESTORE */	666	{ /* action == RESTORE */
399	R->next_tty_action = IGNORE;	667	next_tty_action = IGNORE;
400	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	668	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
401	chmod(R->ttydev, R->ttyfd_stat.st_mode);	669	chmod (ttydev, ttyfd_stat.st_mode);
402	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	670	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
403	# else	671	# else
404	chmod(R->ttydev,	672	chmod (ttydev,
405	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	673	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
406	chown(R->ttydev, 0, 0);	674	chown (ttydev, 0, 0);
407	# endif	675	# endif
408	}
409		676
		677	}
		678
410	rxvt_privileges(aR_ IGNORE);	679	privileges (IGNORE);
411		680
412	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	681	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
413	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	682	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
414	action == RESTORE ? "Restoring" : (action ==	683	action == RESTORE ? "Restoring" : (action ==
415	SAVE ? "Saving" :	684	SAVE ? "Saving" :
416	"UNKNOWN ERROR for"), R->ttydev,	685	"UNKNOWN ERROR for"), ttydev,
417	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	686	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
418	R->ttyfd_stat.st_gid));	687	ttyfd_stat.st_gid));
419	# endif	688	# endif
420	}	689	}
421	#endif	690	#endif
422		691
423	/*----------------------------------------------------------------------*/	692	/*----------------------------------------------------------------------*/
424	/*	693	/*
425	* window size/position calculcations for XSizeHint and other storage.	694	* window size/position calculcations for XSizeHint and other storage.
426	* if width/height are non-zero then override calculated width/height	695	* if width/height are non-zero then override calculated width/height
427	*/	696	*/
428	/* EXTPROTO */
429	void	697	void
430	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	698	rxvt_term::window_calc (unsigned int width, unsigned int height)
431	{	699	{
432	short recalc_x, recalc_y;	700	short recalc_x, recalc_y;
433	int x, y, sb_w, mb_h, flags;	701	int x, y, sb_w, mb_h, flags;
434	unsigned int w, h;	702	unsigned int w, h;
435	unsigned int max_width, max_height;	703	unsigned int max_width, max_height;
436		704
437	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	705	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
438	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	706	TermWin.ncol, TermWin.nrow, szHint.width,
439	R->szHint.height));	707	szHint.height));
440	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	708	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
441	R->szHint.win_gravity = NorthWestGravity;	709	szHint.win_gravity = NorthWestGravity;
442	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	710	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
443		711
444	recalc_x = recalc_y = 0;	712	recalc_x = recalc_y = 0;
445	flags = 0;	713	flags = 0;
446	if (!R->parsed_geometry) {	714	if (!parsed_geometry)
		715	{
447	R->parsed_geometry = 1;	716	parsed_geometry = 1;
448	if (R->rs[Rs_geometry])	717	if (rs[Rs_geometry])
449	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	718	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
450	if (flags & WidthValue) {	719	if (flags & WidthValue)
		720	{
451	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	721	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
452	R->szHint.flags |= USSize;	722	szHint.flags |= USSize;
453	}	723	}
454	if (flags & HeightValue) {	724	if (flags & HeightValue)
		725	{
455	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	726	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
456	R->szHint.flags |= USSize;	727	szHint.flags |= USSize;
457	}	728	}
458	if (flags & XValue) {	729	if (flags & XValue)
		730	{
459	R->szHint.x = x;	731	szHint.x = x;
460	R->szHint.flags |= USPosition;	732	szHint.flags |= USPosition;
461	if (flags & XNegative) {	733	if (flags & XNegative)
		734	{
462	recalc_x = 1;	735	recalc_x = 1;
463	R->szHint.win_gravity = NorthEastGravity;	736	szHint.win_gravity = NorthEastGravity;
464	}	737	}
465	}	738	}
466	if (flags & YValue) {	739	if (flags & YValue)
		740	{
467	R->szHint.y = y;	741	szHint.y = y;
468	R->szHint.flags |= USPosition;	742	szHint.flags |= USPosition;
469	if (flags & YNegative) {	743	if (flags & YNegative)
		744	{
470	recalc_y = 1;	745	recalc_y = 1;
471	if (R->szHint.win_gravity == NorthEastGravity)	746	if (szHint.win_gravity == NorthEastGravity)
472	R->szHint.win_gravity = SouthEastGravity;	747	szHint.win_gravity = SouthEastGravity;
473	else	748	else
474	R->szHint.win_gravity = SouthWestGravity;	749	szHint.win_gravity = SouthWestGravity;
475	}	750	}
476	}	751	}
477	}	752	}
		753
478	/* TODO: BOUNDS */	754	/* TODO: BOUNDS */
479	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	755	TermWin.width = TermWin.ncol * TermWin.fwidth;
480	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	756	TermWin.height = TermWin.nrow * TermWin.fheight;
481	max_width = MAX_COLS * R->TermWin.fwidth;	757	max_width = MAX_COLS * TermWin.fwidth;
482	max_height = MAX_ROWS * R->TermWin.fheight;	758	max_height = MAX_ROWS * TermWin.fheight;
483		759
484	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	760	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
485		761
486	sb_w = mb_h = 0;	762	sb_w = mb_h = 0;
487	R->window_vt_x = R->window_vt_y = 0;	763	window_vt_x = window_vt_y = TermWin.int_bwidth;
		764
488	if (scrollbar_visible(R)) {	765	if (scrollbar_visible ())
		766	{
489	sb_w = scrollbar_TotalWidth();	767	sb_w = scrollbar_TotalWidth ();
490	R->szHint.base_width += sb_w;	768	szHint.base_width += sb_w;
491	if (!(R->Options & Opt_scrollBar_right))	769	if (!(Options & Opt_scrollBar_right))
492	R->window_vt_x = sb_w;	770	window_vt_x += sb_w;
493	}	771	}
		772
494	if (menubar_visible(R)) {	773	if (menubar_visible ())
		774	{
495	mb_h = menuBar_TotalHeight();	775	mb_h = menuBar_TotalHeight ();
496	R->szHint.base_height += mb_h;	776	szHint.base_height += mb_h;
497	R->window_vt_y = mb_h;	777	window_vt_y += mb_h;
498	}	778	}
		779
499	R->szHint.width_inc = R->TermWin.fwidth;	780	szHint.width_inc = TermWin.fwidth;
500	R->szHint.height_inc = R->TermWin.fheight;	781	szHint.height_inc = TermWin.fheight;
501	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	782	szHint.min_width = szHint.base_width + szHint.width_inc;
502	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	783	szHint.min_height = szHint.base_height + szHint.height_inc;
503		784
504	if (width && width - R->szHint.base_width < max_width) {	785	if (width && width - szHint.base_width < max_width)
		786	{
505	R->szHint.width = width;	787	szHint.width = width;
506	R->TermWin.width = width - R->szHint.base_width;	788	TermWin.width = width - szHint.base_width;
507	} else {	789	}
		790	else
		791	{
508	MIN_IT(R->TermWin.width, max_width);	792	MIN_IT (TermWin.width, max_width);
509	R->szHint.width = R->szHint.base_width + R->TermWin.width;	793	szHint.width = szHint.base_width + TermWin.width;
510	}	794	}
		795
511	if (height && height - R->szHint.base_height < max_height) {	796	if (height && height - szHint.base_height < max_height)
		797	{
512	R->szHint.height = height;	798	szHint.height = height;
513	R->TermWin.height = height - R->szHint.base_height;	799	TermWin.height = height - szHint.base_height;
514	} else {	800	}
		801	else
		802	{
515	MIN_IT(R->TermWin.height, max_height);	803	MIN_IT (TermWin.height, max_height);
516	R->szHint.height = R->szHint.base_height + R->TermWin.height;	804	szHint.height = szHint.base_height + TermWin.height;
517	}	805	}
		806
518	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	807	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
519	R->window_sb_x = R->szHint.width - sb_w;	808	window_sb_x = szHint.width - sb_w;
520		809
521	if (recalc_x)	810	if (recalc_x)
522	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	811	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
523	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	812	- szHint.width - 2 * TermWin.ext_bwidth);
524	if (recalc_y)	813	if (recalc_y)
525	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	814	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
526	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	815	- szHint.height - 2 * TermWin.ext_bwidth);
527		816
528	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	817	TermWin.ncol = TermWin.width / TermWin.fwidth;
529	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	818	TermWin.nrow = TermWin.height / TermWin.fheight;
530	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	819	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
531	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	820	TermWin.ncol, TermWin.nrow, szHint.width,
532	R->szHint.height));	821	szHint.height));
533	return;	822	return;
534	}	823	}
535		824
536	/*----------------------------------------------------------------------*/	825	/*----------------------------------------------------------------------*/
537	/*	826	/*
538	* Tell the teletype handler what size the window is.	827	* Tell the teletype handler what size the window is.
539	* Called after a window size change.	828	* Called after a window size change.
540	*/	829	*/
541	/* EXTPROTO */
542	void	830	void
543	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	831	rxvt_term::tt_winch ()
544	{	832	{
545	struct winsize ws;	833	struct winsize ws;
546		834
547	if (fd < 0)	835	if (cmd_fd < 0)
548	return;	836	return;
		837
549	ws.ws_col = col;	838	ws.ws_col = TermWin.ncol;
550	ws.ws_row = row;	839	ws.ws_row = TermWin.nrow;
551	ws.ws_xpixel = ws.ws_ypixel = 0;	840	ws.ws_xpixel = ws.ws_ypixel = 0;
552	#ifndef DEBUG_SIZE	841	#ifndef DEBUG_SIZE
553	(void)ioctl(fd, TIOCSWINSZ, &ws);	842	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
554	#else	843	#else
555	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	844	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
556	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	845	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
557	}
558	# ifdef SIGWINCH	846	# ifdef SIGWINCH
559	else if (pid) /* force through to the command */	847	else if (cmd_pid) /* force through to the command */
560	kill(pid, SIGWINCH);	848	kill (cmd_pid, SIGWINCH);
561	# endif	849	# endif
562	#endif	850	#endif
563	}	851	}
564		852
565	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
566	/* rxvt_change_font() - Switch to a new font */	854	/* rxvt_change_font () - Switch to a new font */
567	/*	855	/*
568	* init = 1 - initialize	856	* init = 1 - initialize
569	*	857	*
570	* fontname == FONT_UP - switch to bigger font	858	* fontname == FONT_UP - switch to bigger font
571	* fontname == FONT_DN - switch to smaller font	859	* fontname == FONT_DN - switch to smaller font
572	*/	860	*/
573	/* EXTPROTO */	861	bool
574	void
575	rxvt_change_font(pR_ int init, const char *fontname)	862	rxvt_term::change_font (const char *fontname)
576	{	863	{
577	}	864	if (fontname == FONT_UP)
		865	{
		866	// TODO
		867	}
		868	else if (fontname == FONT_DN)
		869	{
		870	// TODO
		871	}
		872	else
		873	{
		874	rxvt_fontset *fs = new rxvt_fontset (this);
578		875
579	/* INTPROTO */	876	if (fs && fs->populate (fontname ? fontname : "fixed"))
580	void	877	{
		878	delete TermWin.fontset;
		879	TermWin.fontset = fs;
		880	TermWin.fwidth = fs->base_font ()->width;
		881	TermWin.fheight = fs->base_font ()->height;
		882	TermWin.fbase = fs->base_font ()->ascent;
		883
		884	if (TermWin.parent[0])
		885	{
		886	resize_all_windows (0, 0, 0);
		887	scr_remap_chars ();
		888	scr_touch (true);
		889	}
		890
		891	return true;
		892	}
		893	}
		894
		895	return false;
		896	}
		897
		898	bool
581	rxvt_font_up_down(pR_ int n, int direction)	899	rxvt_term::font_up_down (int n, int direction)
582	{	900	{
		901	return false;
583	}	902	}
584		903
585	/*----------------------------------------------------------------------*/	904	/*----------------------------------------------------------------------*/
586	/*----------------------------------------------------------------------*/	905	/*----------------------------------------------------------------------*/
587	/* xterm sequences - title, iconName, color (exptl) */	906	/* xterm sequences - title, iconName, color (exptl) */
588	/* EXTPROTO */
589	void	907	void
590	rxvt_set_title(pR_ const char *str)	908	rxvt_term::set_title (const char *str)
591	{	909	{
592	#ifndef SMART_WINDOW_TITLE	910	#ifdef SMART_WINDOW_TITLE
		911	char *name;
		912
		913	if (!XFetchName (display->display, TermWin.parent[0], &name))
		914	name = NULL;
		915
		916	if (name == NULL || STRCMP (name, str))
		917	#endif
593	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	918	XStoreName (display->display, TermWin.parent[0], str);
		919
		920	#ifdef SMART_WINDOW_TITLE
		921	if (name)
		922	XFree (name);
		923	#endif
		924	}
		925
		926	void
		927	rxvt_term::set_icon_name (const char *str)
		928	{
		929	#ifdef SMART_WINDOW_TITLE
		930	char *name;
		931
		932	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		933	name = NULL;
		934
		935	if (name == NULL || STRCMP (name, str))
		936	#endif
		937	XSetIconName (display->display, TermWin.parent[0], str);
		938
		939	#ifdef SMART_WINDOW_TITLE
		940	if (name)
		941	XFree (name);
		942	#endif
		943	}
		944
		945	#ifdef XTERM_COLOR_CHANGE
		946	void
		947	rxvt_term::set_window_color (int idx, const char *color)
		948	{
		949	rxvt_color xcol;
		950	int i;
		951
		952	if (color == NULL || *color == '\0')
		953	return;
		954
		955	/* handle color aliases */
		956	if (isdigit (*color))
		957	{
		958	i = atoi (color);
		959	if (i >= 8 && i <= 15)
		960	{ /* bright colors */
		961	i -= 8;
		962	# ifndef NO_BRIGHTCOLOR
		963	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];
		964	SET_PIXCOLOR (idx);
		965	goto Done;
		966	# endif
		967
		968	}
		969	if (i >= 0 && i <= 7)
		970	{ /* normal colors */
		971	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];
		972	SET_PIXCOLOR (idx);
		973	goto Done;
		974	}
		975	}
		976
		977	if (!rXParseAllocColor (& xcol, color))
		978	return;
		979
		980	/* XStoreColor (display->display, XCMAP, XColor*); */
		981
		982	/*
		983	* FIXME: should free colors here, but no idea how to do it so instead,
		984	* so just keep gobbling up the colormap
		985	*/
		986	# if 0
		987	for (i = Color_Black; i <= Color_White; i++)
		988	if (PixColors[idx] == PixColors[i])
		989	break;
		990	if (i > Color_White)
		991	{
		992	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		993	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
		994	DisplayPlanes (display->display, display->screen));
		995	}
		996	# endif
		997
		998	PixColorsFocused[idx] = xcol;
		999	SET_PIXCOLOR (idx);
		1000
		1001	/* XSetWindowAttributes attr; */
		1002	/* Cursor cursor; */
		1003	Done:
		1004	#ifdef OFF_FOCUS_FADING
		1005	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
		1006	#endif
		1007	if (idx == Color_bg && ! (Options & Opt_transparent))
		1008	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
		1009
		1010	/* handle Color_BD, scrollbar background, etc. */
		1011
		1012	set_colorfgbg ();
		1013	recolour_cursor ();
		1014	scr_touch (true);
		1015	}
		1016
594	#else	1017	#else
595	char *name;
596
597	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
598	name = NULL;
599	if (name == NULL || STRCMP(name, str))
600	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
601	if (name)
602	XFree(name);
603	#endif
604	}
605
606	/* EXTPROTO */
607	void
608	rxvt_set_iconName(pR_ const char *str)
609	{
610	#ifndef SMART_WINDOW_TITLE
611	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
612	#else
613	char *name;
614
615	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
616	name = NULL;
617	if (name == NULL || STRCMP(name, str))
618	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
619	if (name)
620	XFree(name);
621	#endif
622	}
623
624	#ifdef XTERM_COLOR_CHANGE
625	/* EXTPROTO */
626	void
627	rxvt_set_window_color(pR_ int idx, const char *color)
628	{
629	rxvt_color xcol;
630	int i;
631
632	if (color == NULL || *color == '\0')
633	return;
634
635	/* handle color aliases */
636	if (isdigit(*color)) {
637	i = atoi(color);
638	if (i >= 8 && i <= 15) { /* bright colors */
639	i -= 8;
640	# ifndef NO_BRIGHTCOLOR
641	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
642	SET_PIXCOLOR(R, idx);
643	goto Done;
644	# endif
645	}
646	if (i >= 0 && i <= 7) { /* normal colors */
647	R->PixColors[idx] = R->PixColors[minCOLOR + i];
648	SET_PIXCOLOR(R, idx);
649	goto Done;
650	}
651	}
652	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
653	return;
654	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
655
656	/*
657	* FIXME: should free colors here, but no idea how to do it so instead,
658	* so just keep gobbling up the colormap
659	*/
660	# if 0
661	for (i = Color_Black; i <= Color_White; i++)
662	if (R->PixColors[idx] == R->PixColors[i])
663	break;
664	if (i > Color_White) {
665	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
666	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
667	DisplayPlanes(R->Xdisplay, Xscreen));
668	}
669	# endif
670
671	R->PixColors[idx] = xcol;
672	SET_PIXCOLOR(R, idx);
673
674	/* XSetWindowAttributes attr; */
675	/* Cursor cursor; */
676	Done:
677	if (idx == Color_bg && !(R->Options & Opt_transparent))
678	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
679	R->PixColors[Color_bg]);
680
681	/* handle Color_BD, scrollbar background, etc. */
682
683	rxvt_set_colorfgbg(aR);
684	rxvt_recolour_cursor(aR);
685	/* the only reasonable way to enforce a clean update */
686	rxvt_scr_poweron(aR);
687	}
688
689	#else
690	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1018	# define set_window_color (idx,color) ((void)0)
691	#endif /* XTERM_COLOR_CHANGE */	1019	#endif /* XTERM_COLOR_CHANGE */
692		1020
693	/* EXTPROTO */
694	void	1021	void
695	rxvt_recolour_cursor(pR)	1022	rxvt_term::recolour_cursor ()
696	{	1023	{
697	rxvt_color xcol[2];	1024	XColor xcol[2];
698		1025
699	#if TODO	1026	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];
700	xcol[0] = R->PixColors[Color_pointer];	1027	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];
701	xcol[1] = R->PixColors[Color_bg];
702	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1028	XQueryColors (display->display, XCMAP, xcol, 2);
703	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1029	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
704	#endif
705	}	1030	}
706		1031
707	/*----------------------------------------------------------------------*/	1032	/*----------------------------------------------------------------------*/
708	/*	1033	/*
709	* find if fg/bg matches any of the normal (low-intensity) colors	1034	* find if fg/bg matches any of the normal (low-intensity) colors
710	*/	1035	*/
711	/* INTPROTO */
712	void	1036	void
713	rxvt_set_colorfgbg(pR)	1037	rxvt_term::set_colorfgbg ()
714	{	1038	{
715	unsigned int i;	1039	unsigned int i;
716	const char *xpmb = "\0";	1040	const char *xpmb = "\0";
717	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1041	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
718		1042
719	R->env_colorfgbg =	1043	env_colorfgbg =
720	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1044	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
721	STRCPY(fstr, "default");	1045	STRCPY (fstr, "default");
722	STRCPY(bstr, "default");	1046	STRCPY (bstr, "default");
723	for (i = Color_Black; i <= Color_White; i++)	1047	for (i = Color_Black; i <= Color_White; i++)
724	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1048	if (PixColors[Color_fg] == PixColors[i])
		1049	{
725	sprintf(fstr, "%d", (i - Color_Black));	1050	sprintf (fstr, "%d", (i - Color_Black));
726	break;	1051	break;
727	}	1052	}
728	for (i = Color_Black; i <= Color_White; i++)	1053	for (i = Color_Black; i <= Color_White; i++)
729	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1054	if (PixColors[Color_bg] == PixColors[i])
		1055	{
730	sprintf(bstr, "%d", (i - Color_Black));	1056	sprintf (bstr, "%d", (i - Color_Black));
731	#ifdef XPM_BACKGROUND	1057	#ifdef XPM_BACKGROUND
732	xpmb = "default;";	1058	xpmb = "default;";
733	#endif	1059	#endif
734	break;	1060	break;
735	}	1061	}
		1062
736	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1063	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
737	putenv(R->env_colorfgbg);
738		1064
739	#ifndef NO_BRIGHTCOLOR	1065	#ifndef NO_BRIGHTCOLOR
740	R->colorfgbg = DEFAULT_RSTYLE;	1066	colorfgbg = DEFAULT_RSTYLE;
741	for (i = minCOLOR; i <= maxCOLOR; i++) {	1067	for (i = minCOLOR; i <= maxCOLOR; i++)
		1068	{
742	if (R->PixColors[Color_fg] == R->PixColors[i])	1069	if (PixColors[Color_fg] == PixColors[i])
743	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1070	colorfgbg = SET_FGCOLOR (colorfgbg, i);
744	if (R->PixColors[Color_bg] == R->PixColors[i])	1071	if (PixColors[Color_bg] == PixColors[i])
745	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1072	colorfgbg = SET_BGCOLOR (colorfgbg, i);
746	}	1073	}
747	#endif	1074	#endif
748	}	1075	}
749		1076
750	/*----------------------------------------------------------------------*/	1077	/*----------------------------------------------------------------------*/
751	/*	1078	/*
752	* Colour determination for low colour displays, routine from	1079	* Colour determination for low colour displays, routine from
753	* Hans de Goede <hans@highrise.nl>	1080	* Hans de Goede <hans@highrise.nl>
754	*/	1081	*/
755		1082
756	/* EXTPROTO */
757	int	1083	int
758	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1084	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
759	{	1085	{
760	screen_in_out->set(aR_ colour);
761
762	if (!screen_in_out->set(aR_ colour)) {	1086	if (!screen_in_out->set (display, colour))
763	rxvt_print_error("can't allocate colour: %s", colour);	1087	{
		1088	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
764	return false;	1089	return false;
765	}	1090	}
766		1091
767	return true;	1092	return true;
768	}	1093	}
769		1094
770	/* -------------------------------------------------------------------- *	1095	/* -------------------------------------------------------------------- *
771	* - WINDOW RESIZING - *	1096	* - WINDOW RESIZING - *
772	* -------------------------------------------------------------------- */	1097	* -------------------------------------------------------------------- */
773	/* EXTPROTO */
774	void	1098	void
775	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1099	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
776	int ignoreparent)
777	{	1100	{
778	int fix_screen;	1101	int fix_screen;
779		1102
780	#ifdef SMART_RESIZE	1103	#ifdef SMART_RESIZE
781	int old_width = R->szHint.width, old_height = R->szHint.height;	1104	int old_width = szHint.width, old_height = szHint.height;
782	#endif	1105	#endif
783		1106
784	rxvt_window_calc(aR_ width, height);	1107	window_calc (width, height);
785	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1108	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1109
786	if (!ignoreparent) {	1110	if (!ignoreparent)
		1111	{
787	#ifdef SMART_RESIZE	1112	#ifdef SMART_RESIZE
788	/*	1113	/*
789	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1114	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
790	* reposition window on resize depending on placement on screen	1115	* reposition window on resize depending on placement on screen
791	*/	1116	*/
792	int x, y, x1, y1;	1117	int x, y, x1, y1;
793	int dx, dy;	1118	int dx, dy;
794	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1119	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
795	Window unused_cr;	1120	Window unused_cr;
796		1121
797	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1122	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
798	0, 0, &x, &y, &unused_cr);	1123	0, 0, &x, &y, &unused_cr);
799	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1124	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
800	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1125	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
801	/*	1126	/*
802	* if Xroot isn't the parent window, a WM will probably have offset	1127	* if display->root isn't the parent window, a WM will probably have offset
803	* our position for handles and decorations. Counter it	1128	* our position for handles and decorations. Counter it
804	*/	1129	*/
805	if (x1 != x || y1 != y) {	1130	if (x1 != x || y1 != y)
		1131	{
806	x -= x1;	1132	x -= x1;
807	y -= y1;	1133	y -= y1;
808	}	1134	}
809		1135
810	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1136	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
811	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1137	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
812	dx = old_width - R->szHint.width;	1138	dx = old_width - szHint.width;
813	dy = old_height - R->szHint.height;	1139	dy = old_height - szHint.height;
814		1140
815	/* Check position of the center of the window */	1141	/* Check position of the center of the window */
816	if (x < x1) /* left half */	1142	if (x < x1) /* left half */
817	dx = 0;	1143	dx = 0;
818	else if (x == x1) /* exact center */	1144	else if (x == x1) /* exact center */
819	dx /= 2;	1145	dx /= 2;
820	if (y < y1) /* top half */	1146	if (y < y1) /* top half */
821	dy = 0;	1147	dy = 0;
822	else if (y == y1) /* exact center */	1148	else if (y == y1) /* exact center */
823	dy /= 2;	1149	dy /= 2;
824		1150
825	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1151	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
826	R->szHint.width, R->szHint.height);	1152	szHint.width, szHint.height);
827	#else	1153	#else
828	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1154	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
829	R->szHint.height);
830	#endif	1155	#endif
831	}	1156	}
832		1157
833	fix_screen = (R->TermWin.ncol != R->prev_ncol	1158	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
834	|| R->TermWin.nrow != R->prev_nrow);	1159
835	if (fix_screen || width != R->old_width || height != R->old_height) {	1160	if (fix_screen || width != old_width || height != old_height)
		1161	{
836	if (scrollbar_visible(R)) {	1162	if (scrollbar_visible ())
		1163	{
837	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1164	XMoveResizeWindow (display->display, scrollBar.win,
		1165	window_sb_x, 0,
838	0, scrollbar_TotalWidth(), R->szHint.height);	1166	scrollbar_TotalWidth (), szHint.height);
839	rxvt_Resize_scrollBar(aR);	1167	resize_scrollbar ();
840	}	1168	}
		1169
841	if (menubar_visible(R))	1170	if (menubar_visible ())
842	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1171	XMoveResizeWindow (display->display, menuBar.win,
		1172	window_vt_x, 0,
843	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1173	TermWin_TotalWidth (), menuBar_TotalHeight ());
844	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1174
845	R->window_vt_y, TermWin_TotalWidth(),	1175	XMoveResizeWindow (display->display, TermWin.vt,
		1176	window_vt_x, window_vt_y,
846	TermWin_TotalHeight());	1177	TermWin_TotalWidth (), TermWin_TotalHeight ());
847	#ifdef RXVT_GRAPHICS
848	if (R->old_height)
849	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
850	R->old_height - R->szHint.base_height);
851	#endif
852	rxvt_scr_clear(aR);	1178	scr_clear ();
853	#ifdef XPM_BACKGROUND	1179	#ifdef XPM_BACKGROUND
854	rxvt_resize_pixmap(aR);	1180	resize_pixmap ();
855	#endif	1181	#endif
856	}	1182	}
857		1183
858	if (fix_screen || R->old_height == 0) {	1184	if (fix_screen || old_height == 0)
		1185	{
859	int curr_screen = -1;	1186	int curr_screen = -1;
860	uint16_t old_ncol = R->prev_ncol;	1187	int old_ncol = prev_ncol;
861		1188
862	/* scr_reset only works on the primary screen */	1189	/* scr_reset only works on the primary screen */
863	if (R->old_height) /* this is not the first time through */	1190	if (old_height) /* this is not the first time through */
		1191	{
		1192	unsigned int ncol = TermWin.ncol;
		1193	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
864	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1194	curr_screen = scr_change_screen (PRIMARY);
865	rxvt_scr_reset(aR);	1195	TermWin.ncol = ncol;
866	if (curr_screen >= 0) { /* this is not the first time through */
867	rxvt_scr_change_screen(aR_ curr_screen);
868	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
869	}	1196	}
870	}
871		1197
		1198	scr_reset ();
		1199
		1200	if (curr_screen >= 0) /* this is not the first time through */
		1201	{
		1202	scr_change_screen (curr_screen);
		1203	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1204	}
		1205	}
		1206
872	R->old_width = R->szHint.width;	1207	old_width = szHint.width;
873	R->old_height = R->szHint.height;	1208	old_height = szHint.height;
874		1209
875	#ifdef USE_XIM	1210	#ifdef USE_XIM
876	rxvt_IMSetStatusPosition(aR);	1211	IMSetStatusPosition ();
877	#endif	1212	#endif
878	}	1213	}
879		1214
880	/*	1215	/*
881	* Set the width/height of the vt window in characters. Units are pixels.	1216	* Set the width/height of the vt window in characters. Units are pixels.
882	* good for toggling 80/132 columns	1217	* good for toggling 80/132 columns
883	*/	1218	*/
884	/* EXTPROTO */
885	void	1219	void
886	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1220	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
887	{	1221	{
888	XWindowAttributes wattr;	1222	XWindowAttributes wattr;
889		1223
890	if (width == 0 || height == 0) {	1224	if (width == 0 || height == 0)
		1225	{
891	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1226	XGetWindowAttributes (display->display, display->root, &wattr);
892	if (width == 0)	1227	if (width == 0)
893	width = wattr.width - R->szHint.base_width;	1228	width = wattr.width - szHint.base_width;
894	if (height == 0)	1229	if (height == 0)
895	height = wattr.height - R->szHint.base_height;	1230	height = wattr.height - szHint.base_height;
896	}	1231	}
897	if (width != R->TermWin.width || height != R->TermWin.height) {	1232	if (width != TermWin.width || height != TermWin.height)
		1233	{
898	width += R->szHint.base_width;	1234	width += szHint.base_width;
899	height += R->szHint.base_height;	1235	height += szHint.base_height;
900	rxvt_resize_all_windows(aR_ width, height, 0);	1236	resize_all_windows (width, height, 0);
901	}	1237	}
902	}	1238	}
903		1239
904	/* -------------------------------------------------------------------- *	1240	/* -------------------------------------------------------------------- *
905	* - X INPUT METHOD ROUTINES - *	1241	* - X INPUT METHOD ROUTINES - *
906	* -------------------------------------------------------------------- */	1242	* -------------------------------------------------------------------- */
907	#ifdef USE_XIM	1243	#ifdef USE_XIM
908	/* INTPROTO */	1244
909	void	1245	void
910	rxvt_setSize(pR_ XRectangle * size)	1246	rxvt_term::im_set_size (XRectangle *size)
911	{	1247	{
912	size->x = R->TermWin.int_bwidth;	1248	size->x = TermWin.int_bwidth;
913	size->y = R->TermWin.int_bwidth;	1249	size->y = TermWin.int_bwidth;
914	size->width = Width2Pixel(R->TermWin.ncol);	1250	size->width = Width2Pixel (TermWin.ncol);
915	size->height = Height2Pixel(R->TermWin.nrow);	1251	size->height = Height2Pixel (TermWin.nrow);
916	}	1252	}
917		1253
918	/* INTPROTO */
919	void	1254	void
920	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1255	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
921	{	1256	{
922	*fg = R->PixColors[Color_fg];	1257	*fg = PixColors[Color_fg];
923	*bg = R->PixColors[Color_bg];	1258	*bg = PixColors[Color_bg];
924	}	1259	}
925		1260
926	/* Checking whether input method is running. */	1261	/* Checking whether input method is running. */
927	/* INTPROTO */
928	Bool	1262	bool
929	rxvt_IMisRunning(pR)	1263	rxvt_term::IMisRunning ()
930	{	1264	{
931	char *p;	1265	char *p;
932	Atom atom;	1266	Atom atom;
933	Window win;	1267	Window win;
934	char server[IMBUFSIZ];	1268	char server[IMBUFSIZ];
935		1269
936	/* get current locale modifier */	1270	/* get current locale modifier */
937	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1271	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1272	{
938	STRCPY(server, "@server=");	1273	STRCPY (server, "@server=");
939	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1274	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
940	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1275	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
941	*p = '\0';	1276	*p = '\0';
942		1277
943	atom = XInternAtom(R->Xdisplay, server, False);	1278	atom = XInternAtom (display->display, server, False);
944	win = XGetSelectionOwner(R->Xdisplay, atom);	1279	win = XGetSelectionOwner (display->display, atom);
945	if (win != None)	1280	if (win != None)
946	return True;	1281	return True;
947	}	1282	}
948	return False;	1283	return False;
949	}	1284	}
950		1285
951	/* EXTPROTO */
952	void	1286	void
953	rxvt_IMSendSpot(pR)	1287	rxvt_term::IMSendSpot ()
954	{	1288	{
955	XPoint spot;	1289	XPoint spot;
956	XVaNestedList preedit_attr;	1290	XVaNestedList preedit_attr;
957		1291
958	if (R->Input_Context == NULL	1292	if (Input_Context == NULL
959	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1293	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
960	|| !(R->event_type == KeyPress	1294	|| ! (event_type == KeyPress
961	|| R->event_type == Expose	1295	|| event_type == Expose
962	|| R->event_type == NoExpose	1296	|| event_type == NoExpose
963	|| R->event_type == SelectionNotify	1297	|| event_type == SelectionNotify
964	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1298	|| event_type == ButtonRelease || event_type == FocusIn)
965	|| !rxvt_IMisRunning(aR))	1299	|| !IMisRunning ())
966	return;	1300	return;
967		1301
968	rxvt_setPosition(aR_ & spot);	1302	im_set_position (&spot);
969		1303
970	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1304	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
971	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1305	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
972	XFree(preedit_attr);	1306	XFree (preedit_attr);
973	}	1307	}
974		1308
975	/* EXTPROTO */
976	void	1309	void
977	rxvt_setTermFontSet(pR_ int idx)
978	{
979	char *string;
980	long length;
981	int success = 0;
982
983	if (idx < 0 || idx >= MAX_NFONTS)
984	return;
985	}
986
987	/* INTPROTO */
988	void
989	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1310	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
990	XRectangle * needed_rect)	1311	XRectangle * needed_rect)
991	{	1312	{
992	int mbh, vtx = 0;	1313	int mbh, vtx = 0;
993		1314
994	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1315	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
995	vtx = scrollbar_TotalWidth();	1316	vtx = scrollbar_TotalWidth ();
		1317
996	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1318	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
997	mbh -= R->TermWin.lineSpace;	1319	mbh -= TermWin.lineSpace;
998		1320
999	preedit_rect->x = needed_rect->width + vtx;	1321	preedit_rect->x = needed_rect->width + vtx;
1000	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1322	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1001		1323
1002	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1324	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1003	+ vtx;
1004	preedit_rect->height = Height2Pixel(1);	1325	preedit_rect->height = Height2Pixel (1);
1005		1326
1006	status_rect->x = vtx;	1327	status_rect->x = vtx;
1007	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1328	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1008		1329
1009	status_rect->width = needed_rect->width ? needed_rect->width	1330	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1010	: Width2Pixel(R->TermWin.ncol + 1);
1011	status_rect->height = Height2Pixel(1);	1331	status_rect->height = Height2Pixel (1);
1012	}	1332	}
1013		1333
1014	/* ARGSUSED */
1015	/* INTPROTO */
1016	void	1334	void
1017	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1335	rxvt_term::im_destroy ()
1018	__attribute__ ((unused)), XPointer call_data
1019	__attribute__ ((unused)))
1020	{	1336	{
1021	dR;	1337	if (Input_Context)
1022		1338	{
		1339	XDestroyIC (Input_Context);
1023	R->Input_Context = NULL;	1340	Input_Context = NULL;
1024	/* To avoid Segmentation Fault in C locale: Solaris only? */	1341	}
1025	if (STRCMP(R->locale, "C"))
1026	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1027	rxvt_IMInstantiateCallback, NULL);
1028	}
1029		1342
1030	/*	1343	if (input_method)
1031	* X manual pages and include files don't match on some systems:
1032	* some think this is an XIDProc and others an XIMProc so we can't
1033	* use the first argument - need to update this to be nice for
1034	* both types via some sort of configure detection
1035	*/
1036	/* ARGSUSED */
1037	/* EXTPROTO */
1038	void
1039	rxvt_IMInstantiateCallback(Display * unused
1040	__attribute__ ((unused)), XPointer client_data
1041	__attribute__ ((unused)), XPointer call_data
1042	__attribute__ ((unused)))
1043	{
1044	dR;
1045	int i, found, had_im;
1046	const char *p;
1047	char **s;
1048	char buf[IMBUFSIZ];
1049
1050	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1051	if (R->Input_Context)
1052	return;
1053
1054	found = had_im = 0;
1055	p = R->rs[Rs_inputMethod];
1056	if (p && *p) {
1057	had_im = 1;
1058	s = rxvt_splitcommastring(p);
1059	for (i = 0; s[i]; i++) {
1060	if (*s[i]) {
1061	STRCPY(buf, "@im=");
1062	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1063	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1064	&& (rxvt_IM_get_IC(aR) == True)) {
1065	found = 1;
1066	break;
1067	}
1068	}
1069	}
1070	for (i = 0; s[i]; i++)
1071	free(s[i]);
1072	free(s);
1073	}	1344	{
1074	if (found)	1345	display->put_xim (input_method);
1075	return;	1346	input_method = 0;
1076
1077	/* try with XMODIFIERS env. var. */
1078	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1079	rxvt_IM_get_IC(aR);
1080	return;
1081	}	1347	}
1082
1083	/* try with no modifiers base IF the user didn't specify an IM */
1084	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1085	&& rxvt_IM_get_IC(aR) == True)
1086	return;
1087	}	1348	}
1088		1349
1089	/*	1350	/*
1090	* Try to open a XIM with the current modifiers, then see if we can	1351	* Try to open a XIM with the current modifiers, then see if we can
1091	* open a suitable preedit type	1352	* open a suitable preedit type
1092	*/	1353	*/
1093	/* INTPROTO */
1094	Bool	1354	bool
1095	rxvt_IM_get_IC(pR)	1355	rxvt_term::IM_get_IC (const char *modifiers)
1096	{	1356	{
1097	int i, j, found;	1357	int i, j, found;
1098	XIM xim;	1358	XIM xim;
1099	XPoint spot;	1359	XPoint spot;
1100	XRectangle rect, status_rect, needed_rect;	1360	XRectangle rect, status_rect, needed_rect;
1101	unsigned long fg, bg;	1361	unsigned long fg, bg;
1102	const char *p;	1362	const char *p;
1103	char **s;	1363	char **s;
1104	XIMStyles *xim_styles;	1364	XIMStyles *xim_styles;
1105	XVaNestedList preedit_attr, status_attr;	1365	XVaNestedList preedit_attr, status_attr;
1106	XIMCallback ximcallback;
1107		1366
		1367	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1368	return false;
		1369
1108	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1370	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1109	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1371	input_method = display->get_xim (locale, modifiers);
1110	if (xim == NULL)	1372	if (input_method == NULL)
1111	return False;	1373	return false;
1112		1374
		1375	xim = input_method->xim;
		1376
1113	xim_styles = NULL;	1377	xim_styles = NULL;
1114	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1378	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1115	|| !xim_styles || !xim_styles->count_styles) {	1379	|| !xim_styles || !xim_styles->count_styles)
1116	XCloseIM(xim);	1380	{
		1381	display->put_xim (input_method);
1117	return False;	1382	return false;
1118	}	1383	}
1119		1384
1120	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1385	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1121	: "OverTheSpot,OffTheSpot,Root";
1122	s = rxvt_splitcommastring(p);	1386	s = rxvt_splitcommastring (p);
1123	for (i = found = 0; !found && s[i]; i++) {	1387	for (i = found = 0; !found && s[i]; i++)
		1388	{
1124	if (!STRCMP(s[i], "OverTheSpot"))	1389	if (!STRCMP (s[i], "OverTheSpot"))
1125	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1390	input_style = (XIMPreeditPosition | XIMStatusNothing);
1126	else if (!STRCMP(s[i], "OffTheSpot"))	1391	else if (!STRCMP (s[i], "OffTheSpot"))
1127	R->input_style = (XIMPreeditArea | XIMStatusArea);	1392	input_style = (XIMPreeditArea | XIMStatusArea);
1128	else if (!STRCMP(s[i], "Root"))	1393	else if (!STRCMP (s[i], "Root"))
1129	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1394	input_style = (XIMPreeditNothing | XIMStatusNothing);
1130		1395
1131	for (j = 0; j < xim_styles->count_styles; j++)	1396	for (j = 0; j < xim_styles->count_styles; j++)
1132	if (R->input_style == xim_styles->supported_styles[j]) {	1397	if (input_style == xim_styles->supported_styles[j])
		1398	{
1133	found = 1;	1399	found = 1;
		1400	break;
		1401	}
		1402	}
		1403
		1404	for (i = 0; s[i]; i++)
		1405	free (s[i]);
		1406
		1407	free (s);
		1408	XFree (xim_styles);
		1409
		1410	if (!found)
		1411	{
		1412	display->put_xim (input_method);
		1413	return false;
		1414	}
		1415
		1416	preedit_attr = status_attr = NULL;
		1417
		1418	if (input_style & XIMPreeditPosition)
		1419	{
		1420	im_set_size (&rect);
		1421	im_set_position (&spot);
		1422	im_set_color (&fg, &bg);
		1423
		1424	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1425	XNSpotLocation, &spot,
		1426	XNForeground, fg, XNBackground, bg,
		1427	//XNFontSet, TermWin.fontset,
		1428	NULL);
		1429	}
		1430	else if (input_style & XIMPreeditArea)
		1431	{
		1432	im_set_color (&fg, &bg);
		1433
		1434	/*
		1435	* The necessary width of preedit area is unknown
		1436	* until create input context.
		1437	*/
		1438	needed_rect.width = 0;
		1439
		1440	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1441
		1442	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1443	XNForeground, fg, XNBackground, bg,
		1444	//XNFontSet, TermWin.fontset,
		1445	NULL);
		1446	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1447	XNForeground, fg, XNBackground, bg,
		1448	//XNFontSet, TermWin.fontset,
		1449	NULL);
		1450	}
		1451
		1452	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1453	XNClientWindow, TermWin.parent[0],
		1454	XNFocusWindow, TermWin.parent[0],
		1455	preedit_attr ? XNPreeditAttributes : NULL,
		1456	preedit_attr,
		1457	status_attr ? XNStatusAttributes : NULL,
		1458	status_attr, NULL);
		1459	if (preedit_attr) XFree (preedit_attr);
		1460	if (status_attr) XFree (status_attr);
		1461
		1462	if (Input_Context == NULL)
		1463	{
		1464	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1465	display->put_xim (input_method);
		1466	return false;
		1467	}
		1468
		1469	if (input_style & XIMPreeditArea)
		1470	IMSetStatusPosition ();
		1471
		1472	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1473	return true;
		1474	}
		1475
		1476	void
		1477	rxvt_term::im_cb ()
		1478	{
		1479	int i, found, had_im;
		1480	const char *p;
		1481	char **s;
		1482	char buf[IMBUFSIZ];
		1483
		1484	im_destroy ();
		1485
		1486	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1487	if (Input_Context)
		1488	return;
		1489
		1490	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1491	if (rs[Rs_imLocale])
		1492	SET_LOCALE (rs[Rs_imLocale]);
		1493	#endif
		1494
		1495	p = rs[Rs_inputMethod];
		1496	if (p && *p)
		1497	{
		1498	bool found = false;
		1499
		1500	s = rxvt_splitcommastring (p);
		1501	for (i = 0; s[i]; i++)
		1502	{
		1503	if (*s[i])
		1504	{
		1505	STRCPY (buf, "@im=");
		1506	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1507	if (IM_get_IC (buf))
		1508	{
		1509	found = true;
1134	break;	1510	break;
		1511	}
1135	}	1512	}
1136	}	1513	}
1137	for (i = 0; s[i]; i++)	1514	for (i = 0; s[i]; i++)
1138	free(s[i]);	1515	free (s[i]);
1139	free(s);	1516	free (s);
1140	XFree(xim_styles);
1141		1517
1142	if (!found) {	1518	if (found)
1143	XCloseIM(xim);	1519	goto done;
1144	return False;
1145	}	1520	}
1146		1521
1147	ximcallback.callback = rxvt_IMDestroyCallback;	1522	/* try with XMODIFIERS env. var. */
		1523	if (IM_get_IC (""))
		1524	goto done;
1148		1525
1149	/* XXX: not sure why we need this (as well as IC one below) */	1526	/* try with no modifiers base IF the user didn't specify an IM */
1150	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1527	if (IM_get_IC ("@im=none"))
		1528	goto done;
1151		1529
1152	preedit_attr = status_attr = NULL;	1530	done:
1153		1531	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1154	if (R->input_style & XIMPreeditPosition) {	1532	if (rs[Rs_imLocale])
1155	rxvt_setSize(aR_ & rect);	1533	SET_LOCALE (locale);
1156	rxvt_setPosition(aR_ & spot);	1534	#endif
1157	rxvt_setColor(aR_ & fg, &bg);
1158
1159	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1160	XNSpotLocation, &spot,
1161	XNForeground, fg, XNBackground, bg,
1162	//XNFontSet, R->TermWin.fontset,
1163	NULL);
1164	} else if (R->input_style & XIMPreeditArea) {
1165	rxvt_setColor(aR_ & fg, &bg);
1166
1167	/*
1168	* The necessary width of preedit area is unknown
1169	* until create input context.
1170	*/
1171	needed_rect.width = 0;
1172
1173	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1174
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176	XNForeground, fg, XNBackground, bg,
1177	//XNFontSet, R->TermWin.fontset,
1178	NULL);
1179	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1180	XNForeground, fg, XNBackground, bg,
1181	//XNFontSet, R->TermWin.fontset,
1182	NULL);
1183	}
1184	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1185	XNClientWindow, R->TermWin.parent[0],
1186	XNFocusWindow, R->TermWin.parent[0],
1187	XNDestroyCallback, &ximcallback,
1188	preedit_attr ? XNPreeditAttributes : NULL,
1189	preedit_attr,
1190	status_attr ? XNStatusAttributes : NULL,
1191	status_attr, NULL);
1192	if (preedit_attr)
1193	XFree(preedit_attr);
1194	if (status_attr)
1195	XFree(status_attr);
1196	if (R->Input_Context == NULL) {
1197	rxvt_print_error("failed to create input context");
1198	XCloseIM(xim);
1199	return False;
1200	}
1201	if (R->input_style & XIMPreeditArea)
1202	rxvt_IMSetStatusPosition(aR);
1203	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1204	return True;
1205	}	1535	}
1206		1536
1207	/* EXTPROTO */
1208	void	1537	void
1209	rxvt_IMSetStatusPosition(pR)	1538	rxvt_term::IMSetStatusPosition ()
1210	{	1539	{
1211	XRectangle preedit_rect, status_rect, *needed_rect;	1540	XRectangle preedit_rect, status_rect, *needed_rect;
1212	XVaNestedList preedit_attr, status_attr;	1541	XVaNestedList preedit_attr, status_attr;
1213		1542
1214	if (R->Input_Context == NULL	1543	if (Input_Context == NULL
1215	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1544	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1216	|| !rxvt_IMisRunning(aR))	1545	|| !IMisRunning ())
1217	return;	1546	return;
1218		1547
1219	/* Getting the necessary width of preedit area */	1548	/* Getting the necessary width of preedit area */
1220	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1549	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1221	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1550	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1222	XFree(status_attr);	1551	XFree (status_attr);
1223		1552
1224	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1553	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1225		1554
1226	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1555	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1227	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1556	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1228		1557
1229	XSetICValues(R->Input_Context,	1558	XSetICValues (Input_Context,
1230	XNPreeditAttributes, preedit_attr,	1559	XNPreeditAttributes, preedit_attr,
1231	XNStatusAttributes, status_attr, NULL);	1560	XNStatusAttributes, status_attr, NULL);
1232		1561
1233	XFree(preedit_attr);	1562	XFree (preedit_attr);
1234	XFree(status_attr);	1563	XFree (status_attr);
1235	}	1564	}
1236	#endif /* USE_XIM */	1565	#endif /* USE_XIM */
1237		1566
1238	/*----------------------------------------------------------------------*/	1567	/*----------------------------------------------------------------------*/
1239	rxvt_t rxvt_current_term;	1568	rxvt_t rxvt_current_term;

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