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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 2003 UTC vs.
Revision 1.37 by pcg, Sat Feb 21 20:35:33 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*;
2	* File: main.c	2	* File: main.c
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.8 2003/11/27 10:12:10 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>
…		…
42		41
43	#ifdef HAVE_TERMIOS_H	42	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	43	# include <termios.h>
45	#endif	44	#endif
46		45
		46	#include <cstring>
		47
		48	static char curlocale[128];
		49
		50	void
		51	rxvt_set_locale (const char *locale)
		52	{
		53	if (locale && STRNCMP (locale, curlocale, 128))
		54	{
		55	STRNCPY (curlocale, locale, 128);
		56	setlocale (LC_CTYPE, curlocale);
		57	}
		58	}
		59
47	void *	60	void *
48	rxvt_term::operator new (size_t s)	61	rxvt_term::operator new (size_t s)
49	{	62	{
50	void *p = malloc (s);	63	void *p = malloc (s);
51		64
…		…
58	{	71	{
59	free (p);	72	free (p);
60	}	73	}
61		74
62	rxvt_term::rxvt_term ()	75	rxvt_term::rxvt_term ()
		76	:
		77	rootwin_ev (this, &rxvt_term::rootwin_cb),
		78	termwin_ev (this, &rxvt_term::x_cb),
63	: pty_ev (this, &rxvt_term::pty_cb),	79	vt_ev (this, &rxvt_term::x_cb),
		80	#ifdef HAVE_SCROLLBARS
		81	scrollbar_ev (this, &rxvt_term::x_cb),
		82	#endif
		83	#ifdef MENUBAR
		84	menubar_ev (this, &rxvt_term::x_cb), fixme
		85	#endif
64	#ifdef CURSOR_BLINK	86	#ifdef CURSOR_BLINK
		87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		88	#endif
		89	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	90	text_blink_ev (this, &rxvt_term::text_blink_cb),
66	#endif	91	#endif
67	#ifdef POINTER_BLANK	92	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	93	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	94	#endif
		95	#ifdef USE_XIM
70	x_ev (this, &rxvt_term::x_cb),	96	im_ev (this, &rxvt_term::im_cb),
		97	#endif
		98	check_ev (this, &rxvt_term::check_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb)	99	destroy_ev (this, &rxvt_term::destroy_cb),
		100	pty_ev (this, &rxvt_term::pty_cb),
		101	incr_ev (this, &rxvt_term::incr_cb)
72	{	102	{
73	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
74	}	104	}
75		105
76	rxvt_term::~rxvt_term ()	106	rxvt_term::~rxvt_term ()
77	{	107	{
78	rxvt_scr_release (this);
79
80	#ifndef NO_SETOWNER_TTYDEV
81	rxvt_privileged_ttydev (this, RESTORE);
82	#endif
83	#ifdef UTMP_SUPPORT
84	rxvt_privileged_utmp (this, RESTORE);
85	#endif
86	#ifdef USE_XIM
87	if (Input_Context != NULL)
88	{
89	XDestroyIC (Input_Context);
90	Input_Context = NULL;
91	}
92	#endif
93
94	if (cmd_fd >= 0)	108	if (cmd_fd >= 0)
95	close (cmd_fd);	109	close (cmd_fd);
96		110
97	if (Xfd >= 0)	111	#ifndef NO_SETOWNER_TTYDEV
98	XCloseDisplay (Xdisplay);	112	privileged_ttydev (RESTORE);
		113	#endif
		114	#ifdef UTMP_SUPPORT
		115	privileged_utmp (RESTORE);
		116	#endif
		117
		118	delete TermWin.fontset;
		119
		120	if (display)
		121	if (TermWin.parent[0])
		122	XDestroyWindow (display->display, TermWin.parent[0]);
		123
		124	// TODO: free pixcolours, colours should become part of rxvt_display
99		125
100	delete PixColors;	126	delete PixColors;
		127
		128	displays.put (display);
		129
		130	scr_release ();
		131
		132	free (env_windowid);
		133	free (env_display);
		134	free (env_term);
		135	free (env_colorfgbg);
		136	free (locale);
		137	free (codeset);
		138
		139	delete envv;
		140	delete argv;
101	}	141	}
102		142
103	void	143	void
104	rxvt_term::destroy ()	144	rxvt_term::destroy ()
105	{	145	{
		146	if (display)
		147	{
		148	rootwin_ev.stop (display);
		149	termwin_ev.stop (display);
		150	vt_ev.stop (display);
		151	#ifdef USE_XIM
		152	im_destroy ();
		153	im_ev.stop (display);
		154	#endif
		155	#ifdef HAVE_SCROLLBARS
		156	scrollbar_ev.stop (display);
		157	#endif
		158	#ifdef MENUBAR
		159	menubar_ev.stop (display);
		160	#endif
		161	}
		162
		163	check_ev.stop ();
106	pty_ev.stop ();	164	pty_ev.stop ();
107	x_ev.stop ();
108	#ifdef CURSOR_BLINK	165	#ifdef CURSOR_BLINK
		166	cursor_blink_ev.stop ();
		167	#endif
		168	#ifdef TEXT_BLINK
109	blink_ev.stop ();	169	text_blink_ev.stop ();
110	#endif	170	#endif
111	#ifdef POINTER_BLANK	171	#ifdef POINTER_BLANK
112	pointer_ev.stop ();	172	pointer_ev.stop ();
113	#endif	173	#endif
114		174
…		…
122		182
123	delete this;	183	delete this;
124	}	184	}
125		185
126	/*----------------------------------------------------------------------*/	186	/*----------------------------------------------------------------------*/
127	/* rxvt_init() */	187	/* rxvt_init () */
128	/* LIBPROTO */	188	/* LIBPROTO */
129	rxvt_t	189	rxvt_t
130	rxvt_init(int argc, const char *const *argv)	190	rxvt_init (int argc, const char *const *argv)
131	{	191	{
132	SET_R(new rxvt_term);	192	SET_R (new rxvt_term);
133	dR;
134		193
135	if (!R->init_vars () || !R->init (argc, argv))	194	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
136	{	195	{
137	delete R;	196	delete GET_R;
138	return NULL;	197	SET_R (0);
139	}	198	}
140		199
141	return R;	200	return GET_R;
142	}	201	}
143		202
144	/* EXTPROTO */	203	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		204
145	void	205	void
146	rxvt_init_signals ()	206	rxvt_init_signals ()
147	{	207	{
148	/* install exit handler for cleanup */	208	/* install exit handler for cleanup */
149	#if 0	209	#if 0
150	#ifdef HAVE_ATEXIT	210	#ifdef HAVE_ATEXIT
151	atexit(rxvt_clean_exit);	211	atexit (rxvt_clean_exit);
152	#else	212	#else
153	# ifdef HAVE_ON_EXIT
154	on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155	# endif
156	#endif	213	#endif
157	#endif	214	#endif
158		215
159	struct sigaction sa;	216	struct sigaction sa;
160		217
161	sigfillset (&sa.sa_mask);	218	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;	219	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE	220	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
		221	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);	222	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);	223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);	224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);	225	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168		226
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	227	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */	228	/* signal (SIGURG, SIG_DFL); */
171		229
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	230	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	231	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}	232	}
175		233
176	bool	234	bool
177	rxvt_term::init (int argc, const char *const *argv)	235	rxvt_term::init (int argc, const char *const *argv)
178	{	236	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*	237	/*
182	* Save and then give up any super-user privileges	238	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.	239	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:	240	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems	241	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems	242	* 2. chown tty on some systems
187	*/	243	*/
188	rxvt_privileges (this, SAVE);	244	privileges (SAVE);
189	rxvt_privileges (this, IGNORE);	245	privileges (IGNORE);
190		246
191	rxvt_init_secondary (this);	247	init_secondary ();
192		248
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	249	const char **cmd_argv = init_resources (argc, argv);
		250
		251	set_locale ("");
194		252
195	#if (MENUBAR_MAX)	253	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);	254	menubar_read (rs[Rs_menu]);
197	#endif	255	#endif
198	#ifdef HAVE_SCROLLBARS	256	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)	257	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */	258	scrollBar.setIdle (); /* set existence for size calculations */
201	#endif	259	#endif
202		260
203	rxvt_Create_Windows (this, argc, argv);	261	create_windows (argc, argv);
204		262
205	rxvt_init_xlocale (this);	263	init_xlocale ();
206		264
207	rxvt_scr_reset (this); /* initialize screen */	265	scr_reset (); /* initialize screen */
208	#ifdef RXVT_GRAPHICS	266	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */	267	Gr_reset (); /* reset graphics */
210	#endif	268	#endif
211		269
212	#if 0	270	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);	271	XSynchronize (display->display, True);
215	#endif
216	#endif	272	#endif
217		273
218	#ifdef HAVE_SCROLLBARS	274	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)	275	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */	276	resize_scrollbar (); /* create and map scrollbar */
221	#endif	277	#endif
222	#if (MENUBAR_MAX)	278	#if (MENUBAR_MAX)
223	if (menubar_visible(r))	279	if (menubar_visible (r))
224	XMapWindow (Xdisplay, menuBar.win);	280	XMapWindow (display->display, menuBar.win);
225	#endif	281	#endif
226	#ifdef TRANSPARENT	282	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)	283	if (Options & Opt_transparent)
228	{	284	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);	285	XSelectInput (display->display, display->root, PropertyChangeMask);
230	rxvt_check_our_parents (this);	286	check_our_parents ();
231	}	287	}
232	#endif	288	#endif
		289
		290	rootwin_ev.start (display, display->root);
		291
233	XMapWindow (Xdisplay, TermWin.vt);	292	XMapWindow (display->display, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);	293	XMapWindow (display->display, TermWin.parent[0]);
235		294
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);	295	init_command (cmd_argv);
238		296
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);	297	pty_ev.start (cmd_fd, EVENT_READ);
241		298
242	flush ();	299	check_ev.start ();
243		300
244	return true;	301	return true;
245	}	302	}
246		303
247	/* ------------------------------------------------------------------------- *	304	/* ------------------------------------------------------------------------- *
…		…
251	* Catch a SIGCHLD signal and exit if the direct child has died	308	* Catch a SIGCHLD signal and exit if the direct child has died
252	*/	309	*/
253	/* ARGSUSED */	310	/* ARGSUSED */
254	/* EXTPROTO */	311	/* EXTPROTO */
255	RETSIGTYPE	312	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))	313	rxvt_Child_signal (int sig __attribute__ ((unused)))
257	{	314	{
258	int pid, save_errno = errno;	315	int pid, save_errno = errno;
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	316	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260	;	317	;
261	errno = save_errno;	318	errno = save_errno;
262		319
263	#if 0	320	#if 0
264	if (pid == R->cmd_pid)	321	if (pid == cmd_pid)
265	exit (EXIT_SUCCESS);	322	exit (EXIT_SUCCESS);
266	#endif	323	#endif
267	}	324	}
268		325
269	/*	326	/*
270	* Catch a fatal signal and tidy up before quitting	327	* Catch a fatal signal and tidy up before quitting
271	*/	328	*/
272	/* EXTPROTO */	329	/* EXTPROTO */
273	RETSIGTYPE	330	RETSIGTYPE
274	rxvt_Exit_signal(int sig)	331	rxvt_Exit_signal (int sig)
275	{	332	{
276	signal(sig, SIG_DFL);	333	signal (sig, SIG_DFL);
277	#ifdef DEBUG_CMD	334	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);	335	rxvt_print_error ("signal %d", sig);
279	#endif	336	#endif
280	rxvt_clean_exit();	337	rxvt_clean_exit ();
281	kill(getpid(), sig);	338	kill (getpid (), sig);
282	}	339	}
283		340
284	/* ARGSUSED */
285	/* INTPROTO */	341	/* INTPROTO */
286	int	342	int
287	rxvt_xerror_handler(const Display * display	343	rxvt_xerror_handler (Display *display, XErrorEvent *event)
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{	344	{
290	dR;
291
292	if (R->allowedxerror == -1)	345	if (GET_R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;	346	GET_R->allowedxerror = event->error_code;
294	else	347	else
295	{	348	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",	349	old_xerror_handler (display, event);
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();	350	GET_R->destroy ();
301	}	351	}
302		352
303	return 0;	353	return 0;
304	}	354	}
305		355
…		…
310	*/	360	*/
311	/* EXTPROTO */	361	/* EXTPROTO */
312	void	362	void
313	rxvt_clean_exit ()	363	rxvt_clean_exit ()
314	{	364	{
315	dR;	365	// TODO: rxvtd should clean up all ressources
316		366	if (GET_R)
317	R->destroy ();	367	GET_R->destroy ();
318	}	368	}
319		369
320	/* ------------------------------------------------------------------------- *	370	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	371	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	372	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	373	/* EXTPROTO */
324	void *	374	void *
325	rxvt_malloc(size_t size)	375	rxvt_malloc (size_t size)
326	{	376	{
327	void *p;	377	void *p;
328		378
329	p = malloc(size);	379	p = malloc (size);
330	if (p)	380	if (p)
331	return p;	381	return p;
332		382
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	383	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();	384	rxvt_clean_exit ();
335	exit(EXIT_FAILURE);	385	exit (EXIT_FAILURE);
336	/* NOTREACHED */	386	/* NOTREACHED */
337	}	387	}
338		388
339	/* EXTPROTO */	389	/* EXTPROTO */
340	void *	390	void *
341	rxvt_calloc(size_t number, size_t size)	391	rxvt_calloc (size_t number, size_t size)
342	{	392	{
343	void *p;	393	void *p;
344		394
345	p = calloc(number, size);	395	p = calloc (number, size);
346	if (p)	396	if (p)
347	return p;	397	return p;
348		398
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	399	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();	400	rxvt_clean_exit ();
351	exit(EXIT_FAILURE);	401	exit (EXIT_FAILURE);
352	/* NOTREACHED */	402	/* NOTREACHED */
353	}	403	}
354		404
355	/* EXTPROTO */	405	/* EXTPROTO */
356	void *	406	void *
357	rxvt_realloc(void *ptr, size_t size)	407	rxvt_realloc (void *ptr, size_t size)
358	{	408	{
359	void *p;	409	void *p;
360		410
361	if (ptr)	411	if (ptr)
362	p = realloc(ptr, size);	412	p = realloc (ptr, size);
363	else	413	else
364	p = malloc(size);	414	p = malloc (size);
365	if (p)	415	if (p)
366	return p;	416	return p;
367		417
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	418	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();	419	rxvt_clean_exit ();
370	exit(EXIT_FAILURE);	420	exit (EXIT_FAILURE);
371	/* NOTREACHED */	421	/* NOTREACHED */
372	}	422	}
373		423
374	/* ------------------------------------------------------------------------- *	424	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *	425	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */	426	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */	427	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void	428	void
380	rxvt_privileges(pR_ int mode)	429	rxvt_term::privileges (int mode)
381	{	430	{
382	#if ! defined(__CYGWIN32__)	431	#if ! defined(__CYGWIN32__)
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	432	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384	/* setreuid() is the poor man's setuid(), seteuid() */	433	/* setreuid () is the poor man's setuid (), seteuid () */
385	# define seteuid(a) setreuid(-1, (a))	434	# define seteuid(a) setreuid(-1, (a))
386	# define setegid(a) setregid(-1, (a))	435	# define setegid(a) setregid(-1, (a))
387	# define HAVE_SETEUID	436	# define HAVE_SETEUID
388	# endif	437	# endif
389	# ifdef HAVE_SETEUID	438	# ifdef HAVE_SETEUID
390	switch (mode) {	439	switch (mode)
		440	{
391	case IGNORE:	441	case IGNORE:
392	/*	442	/*
393	* change effective uid/gid - not real uid/gid - so we can switch	443	* change effective uid/gid - not real uid/gid - so we can switch
394	* back to root later, as required	444	* back to root later, as required
395	*/	445	*/
396	seteuid(getuid());	446	seteuid (getuid ());
397	setegid(getgid());	447	setegid (getgid ());
398	break;	448	break;
399	case SAVE:	449	case SAVE:
400	R->euid = geteuid();	450	euid = geteuid ();
401	R->egid = getegid();	451	egid = getegid ();
402	break;	452	break;
403	case RESTORE:	453	case RESTORE:
404	seteuid(R->euid);	454	seteuid (euid);
405	setegid(R->egid);	455	setegid (egid);
406	break;	456	break;
407	}	457	}
408	# else	458	# else
409	switch (mode) {	459	switch (mode)
		460	{
410	case IGNORE:	461	case IGNORE:
411	setuid(getuid());	462	setuid (getuid ());
412	setgid(getgid());	463	setgid (getgid ());
413	/* FALLTHROUGH */	464	/* FALLTHROUGH */
414	case SAVE:	465	case SAVE:
415	/* FALLTHROUGH */	466	/* FALLTHROUGH */
416	case RESTORE:	467	case RESTORE:
417	break;	468	break;
418	}	469	}
419	# endif	470	# endif
420	#endif	471	#endif
421	}	472	}
422		473
423	#ifdef UTMP_SUPPORT	474	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void	475	void
426	rxvt_privileged_utmp(pR_ char action)	476	rxvt_term::privileged_utmp (char action)
427	{	477	{
428	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	478	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
429	action, R->next_utmp_action, getpid()));	479	action, next_utmp_action, getpid ()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	480	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)	481	|| (Options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')	482	|| ttydev == NULL || *ttydev == '\0')
433	return;	483	return;
434		484
435	rxvt_privileges(aR_ RESTORE);	485	privileges (RESTORE);
436	if (action == SAVE) {	486	if (action == SAVE)
		487	{
437	R->next_utmp_action = RESTORE;	488	next_utmp_action = RESTORE;
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	489	makeutent (ttydev, rs[Rs_display_name]);
		490	}
		491	else
439	} else { /* action == RESTORE */	492	{ /* action == RESTORE */
440	R->next_utmp_action = IGNORE;	493	next_utmp_action = IGNORE;
441	rxvt_cleanutent(aR);	494	cleanutent ();
442	}	495	}
443	rxvt_privileges(aR_ IGNORE);	496	privileges (IGNORE);
444	}	497	}
445	#endif	498	#endif
446		499
447	#ifndef NO_SETOWNER_TTYDEV	500	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void	501	void
450	rxvt_privileged_ttydev(pR_ char action)	502	rxvt_term::privileged_ttydev (char action)
451	{	503	{
452	D_MAIN((stderr,	504	D_MAIN ((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	505	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));	506	action, next_tty_action, getpid ()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	507	if (next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')	508	|| ttydev == NULL || *ttydev == '\0')
457	return;	509	return;
458		510
459	rxvt_privileges(aR_ RESTORE);	511	privileges (RESTORE);
460		512
461	if (action == SAVE) {	513	if (action == SAVE)
		514	{
462	R->next_tty_action = RESTORE;	515	next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	516	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	517	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	518	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;	519	next_tty_action = IGNORE;
467	else	520	else
468	# endif	521	# endif
		522
469	{	523	{
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	524	chown (ttydev, getuid (), ttygid); /* fail silently */
471	chmod(R->ttydev, R->ttymode);	525	chmod (ttydev, ttymode);
472	# ifdef HAVE_REVOKE	526	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);	527	revoke (ttydev);
474	# endif	528	# endif
		529
475	}	530	}
		531	}
		532	else
476	} else { /* action == RESTORE */	533	{ /* action == RESTORE */
477	R->next_tty_action = IGNORE;	534	next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	535	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);	536	chmod (ttydev, ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	537	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
481	# else	538	# else
482	chmod(R->ttydev,	539	chmod (ttydev,
483	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	540	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484	chown(R->ttydev, 0, 0);	541	chown (ttydev, 0, 0);
485	# endif	542	# endif
486	}
487		543
		544	}
		545
488	rxvt_privileges(aR_ IGNORE);	546	privileges (IGNORE);
489		547
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	548	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	549	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==	550	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :	551	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,	552	"UNKNOWN ERROR for"), ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	553	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));	554	ttyfd_stat.st_gid));
497	# endif	555	# endif
498	}	556	}
499	#endif	557	#endif
500		558
501	/*----------------------------------------------------------------------*/	559	/*----------------------------------------------------------------------*/
502	/*	560	/*
503	* window size/position calculcations for XSizeHint and other storage.	561	* window size/position calculcations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	562	* if width/height are non-zero then override calculated width/height
505	*/	563	*/
506	/* EXTPROTO */
507	void	564	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	565	rxvt_term::window_calc (unsigned int width, unsigned int height)
509	{	566	{
510	short recalc_x, recalc_y;	567	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	568	int x, y, sb_w, mb_h, flags;
512	unsigned int w, h;	569	unsigned int w, h;
513	unsigned int max_width, max_height;	570	unsigned int max_width, max_height;
514		571
515	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	572	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	573	TermWin.ncol, TermWin.nrow, szHint.width,
517	R->szHint.height));	574	szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	575	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	576	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	577	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		578
522	recalc_x = recalc_y = 0;	579	recalc_x = recalc_y = 0;
523	flags = 0;	580	flags = 0;
524	if (!R->parsed_geometry) {	581	if (!parsed_geometry)
		582	{
525	R->parsed_geometry = 1;	583	parsed_geometry = 1;
526	if (R->rs[Rs_geometry])	584	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	585	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
528	if (flags & WidthValue) {	586	if (flags & WidthValue)
		587	{
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	588	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
530	R->szHint.flags |= USSize;	589	szHint.flags |= USSize;
531	}	590	}
532	if (flags & HeightValue) {	591	if (flags & HeightValue)
		592	{
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	593	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
534	R->szHint.flags |= USSize;	594	szHint.flags |= USSize;
535	}	595	}
536	if (flags & XValue) {	596	if (flags & XValue)
		597	{
537	R->szHint.x = x;	598	szHint.x = x;
538	R->szHint.flags |= USPosition;	599	szHint.flags |= USPosition;
539	if (flags & XNegative) {	600	if (flags & XNegative)
		601	{
540	recalc_x = 1;	602	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	603	szHint.win_gravity = NorthEastGravity;
542	}	604	}
543	}	605	}
544	if (flags & YValue) {	606	if (flags & YValue)
		607	{
545	R->szHint.y = y;	608	szHint.y = y;
546	R->szHint.flags |= USPosition;	609	szHint.flags |= USPosition;
547	if (flags & YNegative) {	610	if (flags & YNegative)
		611	{
548	recalc_y = 1;	612	recalc_y = 1;
549	if (R->szHint.win_gravity == NorthEastGravity)	613	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	614	szHint.win_gravity = SouthEastGravity;
551	else	615	else
552	R->szHint.win_gravity = SouthWestGravity;	616	szHint.win_gravity = SouthWestGravity;
553	}	617	}
554	}	618	}
555	}	619	}
556	/* TODO: BOUNDS */	620	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	621	TermWin.width = TermWin.ncol * TermWin.fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	622	TermWin.height = TermWin.nrow * TermWin.fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	623	max_width = MAX_COLS * TermWin.fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	624	max_height = MAX_ROWS * TermWin.fheight;
561		625
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	626	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
563		627
564	sb_w = mb_h = 0;	628	sb_w = mb_h = 0;
565	R->window_vt_x = R->window_vt_y = 0;	629	window_vt_x = window_vt_y = 0;
566	if (scrollbar_visible(R)) {	630	if (scrollbar_visible ())
		631	{
567	sb_w = scrollbar_TotalWidth();	632	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	633	szHint.base_width += sb_w;
569	if (!(R->Options & Opt_scrollBar_right))	634	if (! (Options & Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	635	window_vt_x = sb_w;
571	}	636	}
572	if (menubar_visible(R)) {	637	if (menubar_visible ())
		638	{
573	mb_h = menuBar_TotalHeight();	639	mb_h = menuBar_TotalHeight ();
574	R->szHint.base_height += mb_h;	640	szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;	641	window_vt_y = mb_h;
576	}	642	}
577	R->szHint.width_inc = R->TermWin.fwidth;	643	szHint.width_inc = TermWin.fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	644	szHint.height_inc = TermWin.fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	645	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	646	szHint.min_height = szHint.base_height + szHint.height_inc;
581		647
582	if (width && width - R->szHint.base_width < max_width) {	648	if (width && width - szHint.base_width < max_width)
		649	{
583	R->szHint.width = width;	650	szHint.width = width;
584	R->TermWin.width = width - R->szHint.base_width;	651	TermWin.width = width - szHint.base_width;
585	} else {	652	}
		653	else
		654	{
586	MIN_IT(R->TermWin.width, max_width);	655	MIN_IT (TermWin.width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	656	szHint.width = szHint.base_width + TermWin.width;
588	}	657	}
589	if (height && height - R->szHint.base_height < max_height) {	658	if (height && height - szHint.base_height < max_height)
		659	{
590	R->szHint.height = height;	660	szHint.height = height;
591	R->TermWin.height = height - R->szHint.base_height;	661	TermWin.height = height - szHint.base_height;
592	} else {	662	}
		663	else
		664	{
593	MIN_IT(R->TermWin.height, max_height);	665	MIN_IT (TermWin.height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	666	szHint.height = szHint.base_height + TermWin.height;
595	}	667	}
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	668	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	669	window_sb_x = szHint.width - sb_w;
598		670
599	if (recalc_x)	671	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	672	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	673	- szHint.width - 2 * TermWin.ext_bwidth);
602	if (recalc_y)	674	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	675	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	676	- szHint.height - 2 * TermWin.ext_bwidth);
605		677
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	678	TermWin.ncol = TermWin.width / TermWin.fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	679	TermWin.nrow = TermWin.height / TermWin.fheight;
608	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	680	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	681	TermWin.ncol, TermWin.nrow, szHint.width,
610	R->szHint.height));	682	szHint.height));
611	return;	683	return;
612	}	684	}
613		685
614	/*----------------------------------------------------------------------*/	686	/*----------------------------------------------------------------------*/
615	/*	687	/*
616	* Tell the teletype handler what size the window is.	688	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	689	* Called after a window size change.
618	*/	690	*/
619	/* EXTPROTO */
620	void	691	void
621	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	692	rxvt_term::tt_winch ()
622	{	693	{
623	struct winsize ws;	694	struct winsize ws;
624		695
625	if (fd < 0)	696	if (cmd_fd < 0)
626	return;	697	return;
		698
627	ws.ws_col = col;	699	ws.ws_col = TermWin.ncol;
628	ws.ws_row = row;	700	ws.ws_row = TermWin.nrow;
629	ws.ws_xpixel = ws.ws_ypixel = 0;	701	ws.ws_xpixel = ws.ws_ypixel = 0;
630	#ifndef DEBUG_SIZE	702	#ifndef DEBUG_SIZE
631	(void)ioctl(fd, TIOCSWINSZ, &ws);	703	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
632	#else	704	#else
633	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	705	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	706	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
635	}
636	# ifdef SIGWINCH	707	# ifdef SIGWINCH
637	else if (pid) /* force through to the command */	708	else if (cmd_pid) /* force through to the command */
638	kill(pid, SIGWINCH);	709	kill (cmd_pid, SIGWINCH);
639	# endif	710	# endif
640	#endif	711	#endif
641	}	712	}
642		713
643	/*----------------------------------------------------------------------*/	714	/*----------------------------------------------------------------------*/
644	/* rxvt_change_font() - Switch to a new font */	715	/* rxvt_change_font () - Switch to a new font */
645	/*	716	/*
646	* init = 1 - initialize	717	* init = 1 - initialize
647	*	718	*
648	* fontname == FONT_UP - switch to bigger font	719	* fontname == FONT_UP - switch to bigger font
649	* fontname == FONT_DN - switch to smaller font	720	* fontname == FONT_DN - switch to smaller font
650	*/	721	*/
651	/* EXTPROTO */
652	void	722	void
653	rxvt_change_font(pR_ int init, const char *fontname)	723	rxvt_term::change_font (int init, const char *fontname)
654	{	724	{}
655	}
656		725
657	/* INTPROTO */
658	void	726	void
659	rxvt_font_up_down(pR_ int n, int direction)	727	rxvt_term::font_up_down (int n, int direction)
660	{	728	{}
661	}
662		729
663	/*----------------------------------------------------------------------*/	730	/*----------------------------------------------------------------------*/
664	/*----------------------------------------------------------------------*/	731	/*----------------------------------------------------------------------*/
665	/* xterm sequences - title, iconName, color (exptl) */	732	/* xterm sequences - title, iconName, color (exptl) */
666	/* EXTPROTO */
667	void	733	void
668	rxvt_set_title(pR_ const char *str)	734	rxvt_term::set_title (const char *str)
669	{	735	{
670	#ifndef SMART_WINDOW_TITLE	736	#ifndef SMART_WINDOW_TITLE
671	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	737	XStoreName (display->display, TermWin.parent[0], str);
672	#else	738	#else
673	char *name;	739	char *name;
674		740
675	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)	741	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
676	name = NULL;	742	name = NULL;
677	if (name == NULL || STRCMP(name, str))	743	if (name == NULL || STRCMP (name, str))
678	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	744	XStoreName (display->display, TermWin.parent[0], str);
679	if (name)	745	if (name)
680	XFree(name);	746	XFree (name);
681	#endif	747	#endif
682	}	748	}
683		749
684	/* EXTPROTO */
685	void	750	void
686	rxvt_set_iconName(pR_ const char *str)	751	rxvt_term::set_iconName (const char *str)
687	{	752	{
688	#ifndef SMART_WINDOW_TITLE	753	#ifndef SMART_WINDOW_TITLE
689	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	754	XSetIconName (display->display, TermWin.parent[0], str);
690	#else	755	#else
691	char *name;	756	char *name;
692		757
693	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))	758	if (XGetIconName (display->display, TermWin.parent[0], &name))
694	name = NULL;	759	name = NULL;
695	if (name == NULL || STRCMP(name, str))	760	if (name == NULL || STRCMP (name, str))
696	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);	761	XSetIconName (display->display, TermWin.parent[0], str);
697	if (name)	762	if (name)
698	XFree(name);	763	XFree (name);
699	#endif	764	#endif
700	}	765	}
701		766
702	#ifdef XTERM_COLOR_CHANGE	767	#ifdef XTERM_COLOR_CHANGE
703	/* EXTPROTO */
704	void	768	void
705	rxvt_set_window_color(pR_ int idx, const char *color)	769	rxvt_term::set_window_color (int idx, const char *color)
706	{	770	{
707	rxvt_color xcol;	771	rxvt_color xcol;
708	int i;	772	int i;
709		773
710	if (color == NULL || *color == '\0')	774	if (color == NULL || *color == '\0')
711	return;	775	return;
712		776
713	/* handle color aliases */	777	/* handle color aliases */
714	if (isdigit(*color)) {	778	if (isdigit (*color))
		779	{
715	i = atoi(color);	780	i = atoi (color);
		781	if (i >= 8 && i <= 15)
716	if (i >= 8 && i <= 15) { /* bright colors */	782	{ /* bright colors */
717	i -= 8;	783	i -= 8;
718	# ifndef NO_BRIGHTCOLOR	784	# ifndef NO_BRIGHTCOLOR
719	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];	785	PixColors[idx] = PixColors[minBrightCOLOR + i];
720	SET_PIXCOLOR(R, idx);	786	SET_PIXCOLOR (idx);
721	goto Done;	787	goto Done;
722	# endif	788	# endif
		789
723	}	790	}
724	if (i >= 0 && i <= 7) { /* normal colors */	791	if (i >= 0 && i <= 7)
		792	{ /* normal colors */
725	R->PixColors[idx] = R->PixColors[minCOLOR + i];	793	PixColors[idx] = PixColors[minCOLOR + i];
726	SET_PIXCOLOR(R, idx);	794	SET_PIXCOLOR (idx);
727	goto Done;	795	goto Done;
728	}	796	}
729	}	797	}
730	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))	798	if (!rXParseAllocColor (& xcol, color))
731	return;	799	return;
732	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */	800	/* XStoreColor (display->display, XCMAP, XColor*); */
733		801
734	/*	802	/*
735	* FIXME: should free colors here, but no idea how to do it so instead,	803	* FIXME: should free colors here, but no idea how to do it so instead,
736	* so just keep gobbling up the colormap	804	* so just keep gobbling up the colormap
737	*/	805	*/
738	# if 0	806	# if 0
739	for (i = Color_Black; i <= Color_White; i++)	807	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[idx] == R->PixColors[i])	808	if (PixColors[idx] == PixColors[i])
741	break;	809	break;
742	if (i > Color_White) {	810	if (i > Color_White)
		811	{
743	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */	812	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
744	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,	813	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
745	DisplayPlanes(R->Xdisplay, Xscreen));	814	DisplayPlanes (display->display, display->screen));
746	}	815	}
747	# endif	816	# endif
748		817
749	R->PixColors[idx] = xcol;	818	PixColors[idx] = xcol;
750	SET_PIXCOLOR(R, idx);	819	SET_PIXCOLOR (idx);
751		820
752	/* XSetWindowAttributes attr; */	821	/* XSetWindowAttributes attr; */
753	/* Cursor cursor; */	822	/* Cursor cursor; */
754	Done:	823	Done:
755	if (idx == Color_bg && !(R->Options & Opt_transparent))	824	if (idx == Color_bg && ! (Options & Opt_transparent))
756	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,	825	XSetWindowBackground (display->display, TermWin.vt,
757	R->PixColors[Color_bg]);	826	PixColors[Color_bg]);
758		827
759	/* handle Color_BD, scrollbar background, etc. */	828	/* handle Color_BD, scrollbar background, etc. */
760		829
761	rxvt_set_colorfgbg(aR);	830	set_colorfgbg ();
762	rxvt_recolour_cursor(aR);	831	recolour_cursor ();
763	/* the only reasonable way to enforce a clean update */	832	/* the only reasonable way to enforce a clean update */
764	rxvt_scr_poweron(aR);	833	scr_poweron ();
765	}	834	}
766		835
767	#else	836	#else
768	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	837	# define set_window_color (idx,color) ((void)0)
769	#endif /* XTERM_COLOR_CHANGE */	838	#endif /* XTERM_COLOR_CHANGE */
770		839
771	/* EXTPROTO */
772	void	840	void
773	rxvt_recolour_cursor(pR)	841	rxvt_term::recolour_cursor ()
774	{	842	{
775	rxvt_color xcol[2];
776
777	#if TODO	843	#if TODO
		844	rxvt_color xcol[2];
		845
778	xcol[0] = R->PixColors[Color_pointer];	846	xcol[0] = PixColors[Color_pointer];
779	xcol[1] = R->PixColors[Color_bg];	847	xcol[1] = PixColors[Color_bg];
780	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	848	XQueryColors (display->display, XCMAP, xcol, 2);
781	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	849	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));
782	#endif	850	#endif
783	}	851	}
784		852
785	/*----------------------------------------------------------------------*/	853	/*----------------------------------------------------------------------*/
786	/*	854	/*
787	* find if fg/bg matches any of the normal (low-intensity) colors	855	* find if fg/bg matches any of the normal (low-intensity) colors
788	*/	856	*/
789	/* INTPROTO */
790	void	857	void
791	rxvt_set_colorfgbg(pR)	858	rxvt_term::set_colorfgbg ()
792	{	859	{
793	unsigned int i;	860	unsigned int i;
794	const char *xpmb = "\0";	861	const char *xpmb = "\0";
795	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	862	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796		863
797	R->env_colorfgbg =	864	env_colorfgbg =
798	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	865	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
799	STRCPY(fstr, "default");	866	STRCPY (fstr, "default");
800	STRCPY(bstr, "default");	867	STRCPY (bstr, "default");
801	for (i = Color_Black; i <= Color_White; i++)	868	for (i = Color_Black; i <= Color_White; i++)
802	if (R->PixColors[Color_fg] == R->PixColors[i]) {	869	if (PixColors[Color_fg] == PixColors[i])
		870	{
803	sprintf(fstr, "%d", (i - Color_Black));	871	sprintf (fstr, "%d", (i - Color_Black));
804	break;	872	break;
805	}	873	}
806	for (i = Color_Black; i <= Color_White; i++)	874	for (i = Color_Black; i <= Color_White; i++)
807	if (R->PixColors[Color_bg] == R->PixColors[i]) {	875	if (PixColors[Color_bg] == PixColors[i])
		876	{
808	sprintf(bstr, "%d", (i - Color_Black));	877	sprintf (bstr, "%d", (i - Color_Black));
809	#ifdef XPM_BACKGROUND	878	#ifdef XPM_BACKGROUND
810	xpmb = "default;";	879	xpmb = "default;";
811	#endif	880	#endif
812	break;	881	break;
813	}	882	}
		883
814	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	884	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815	putenv(R->env_colorfgbg);
816		885
817	#ifndef NO_BRIGHTCOLOR	886	#ifndef NO_BRIGHTCOLOR
818	R->colorfgbg = DEFAULT_RSTYLE;	887	colorfgbg = DEFAULT_RSTYLE;
819	for (i = minCOLOR; i <= maxCOLOR; i++) {	888	for (i = minCOLOR; i <= maxCOLOR; i++)
		889	{
820	if (R->PixColors[Color_fg] == R->PixColors[i])	890	if (PixColors[Color_fg] == PixColors[i])
821	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	891	colorfgbg = SET_FGCOLOR (colorfgbg, i);
822	if (R->PixColors[Color_bg] == R->PixColors[i])	892	if (PixColors[Color_bg] == PixColors[i])
823	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	893	colorfgbg = SET_BGCOLOR (colorfgbg, i);
824	}	894	}
825	#endif	895	#endif
826	}	896	}
827		897
828	/*----------------------------------------------------------------------*/	898	/*----------------------------------------------------------------------*/
829	/*	899	/*
830	* Colour determination for low colour displays, routine from	900	* Colour determination for low colour displays, routine from
831	* Hans de Goede <hans@highrise.nl>	901	* Hans de Goede <hans@highrise.nl>
832	*/	902	*/
833		903
834	/* EXTPROTO */
835	int	904	int
836	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	905	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
837	{	906	{
838	screen_in_out->set(aR_ colour);
839
840	if (!screen_in_out->set(aR_ colour)) {	907	if (!screen_in_out->set (display, colour))
		908	{
841	rxvt_print_error("can't allocate colour: %s", colour);	909	rxvt_print_error ("can't allocate colour: %s", colour);
842	return false;	910	return false;
843	}	911	}
844		912
845	return true;	913	return true;
846	}	914	}
847		915
848	/* -------------------------------------------------------------------- *	916	/* -------------------------------------------------------------------- *
849	* - WINDOW RESIZING - *	917	* - WINDOW RESIZING - *
850	* -------------------------------------------------------------------- */	918	* -------------------------------------------------------------------- */
851	/* EXTPROTO */
852	void	919	void
853	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	920	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
854	int ignoreparent)
855	{	921	{
856	int fix_screen;	922	int fix_screen;
857		923
858	#ifdef SMART_RESIZE	924	#ifdef SMART_RESIZE
859	int old_width = R->szHint.width, old_height = R->szHint.height;	925	int old_width = szHint.width, old_height = szHint.height;
860	#endif	926	#endif
861		927
862	rxvt_window_calc(aR_ width, height);	928	window_calc (width, height);
863	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	929	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
864	if (!ignoreparent) {	930	if (!ignoreparent)
		931	{
865	#ifdef SMART_RESIZE	932	#ifdef SMART_RESIZE
866	/*	933	/*
867	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	934	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868	* reposition window on resize depending on placement on screen	935	* reposition window on resize depending on placement on screen
869	*/	936	*/
870	int x, y, x1, y1;	937	int x, y, x1, y1;
871	int dx, dy;	938	int dx, dy;
872	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	939	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873	Window unused_cr;	940	Window unused_cr;
874		941
875	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	942	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
876	0, 0, &x, &y, &unused_cr);	943	0, 0, &x, &y, &unused_cr);
877	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	944	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
878	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	945	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
879	/*	946	/*
880	* if Xroot isn't the parent window, a WM will probably have offset	947	* if display->root isn't the parent window, a WM will probably have offset
881	* our position for handles and decorations. Counter it	948	* our position for handles and decorations. Counter it
882	*/	949	*/
883	if (x1 != x || y1 != y) {	950	if (x1 != x || y1 != y)
		951	{
884	x -= x1;	952	x -= x1;
885	y -= y1;	953	y -= y1;
886	}	954	}
887		955
888	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	956	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
889	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	957	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
890	dx = old_width - R->szHint.width;	958	dx = old_width - szHint.width;
891	dy = old_height - R->szHint.height;	959	dy = old_height - szHint.height;
892		960
893	/* Check position of the center of the window */	961	/* Check position of the center of the window */
894	if (x < x1) /* left half */	962	if (x < x1) /* left half */
895	dx = 0;	963	dx = 0;
896	else if (x == x1) /* exact center */	964	else if (x == x1) /* exact center */
897	dx /= 2;	965	dx /= 2;
898	if (y < y1) /* top half */	966	if (y < y1) /* top half */
899	dy = 0;	967	dy = 0;
900	else if (y == y1) /* exact center */	968	else if (y == y1) /* exact center */
901	dy /= 2;	969	dy /= 2;
902		970
903	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	971	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
904	R->szHint.width, R->szHint.height);	972	szHint.width, szHint.height);
905	#else	973	#else
906	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	974	XResizeWindow (display->display, TermWin.parent[0], szHint.width,
907	R->szHint.height);	975	szHint.height);
908	#endif	976	#endif
909	}
910		977
		978	}
		979
911	fix_screen = (R->TermWin.ncol != R->prev_ncol	980	fix_screen = (TermWin.ncol != prev_ncol
912	|| R->TermWin.nrow != R->prev_nrow);	981	|| TermWin.nrow != prev_nrow);
		982
913	if (fix_screen || width != R->old_width || height != R->old_height) {	983	if (fix_screen || width != old_width || height != old_height)
		984	{
914	if (scrollbar_visible(R)) {	985	if (scrollbar_visible ())
		986	{
915	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	987	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
916	0, scrollbar_TotalWidth(), R->szHint.height);	988	0, scrollbar_TotalWidth (), szHint.height);
917	rxvt_Resize_scrollBar(aR);	989	resize_scrollbar ();
918	}	990	}
		991
919	if (menubar_visible(R))	992	if (menubar_visible ())
920	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	993	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,
921	0, TermWin_TotalWidth(), menuBar_TotalHeight());	994	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
		995
922	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	996	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
923	R->window_vt_y, TermWin_TotalWidth(),	997	window_vt_y, TermWin_TotalWidth (),
924	TermWin_TotalHeight());	998	TermWin_TotalHeight ());
925	#ifdef RXVT_GRAPHICS	999	#ifdef RXVT_GRAPHICS
926	if (R->old_height)	1000	if (old_height)
927	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,	1001	Gr_Resize (old_width - szHint.base_width,
928	R->old_height - R->szHint.base_height);	1002	old_height - szHint.base_height);
929	#endif	1003	#endif
930	rxvt_scr_clear(aR);	1004	scr_clear ();
931	#ifdef XPM_BACKGROUND	1005	#ifdef XPM_BACKGROUND
932	rxvt_resize_pixmap(aR);	1006	resize_pixmap ();
933	#endif	1007	#endif
934	}
935		1008
		1009	}
		1010
936	if (fix_screen || R->old_height == 0) {	1011	if (fix_screen || old_height == 0)
		1012	{
937	int curr_screen = -1;	1013	int curr_screen = -1;
938	uint16_t old_ncol = R->prev_ncol;	1014	int old_ncol = prev_ncol;
939		1015
940	/* scr_reset only works on the primary screen */	1016	/* scr_reset only works on the primary screen */
941	if (R->old_height) /* this is not the first time through */	1017	if (old_height) /* this is not the first time through */
		1018	{
		1019	unsigned int ncol = TermWin.ncol;
		1020	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
942	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1021	curr_screen = scr_change_screen (PRIMARY);
943	rxvt_scr_reset(aR);	1022	TermWin.ncol = ncol;
944	if (curr_screen >= 0) { /* this is not the first time through */
945	rxvt_scr_change_screen(aR_ curr_screen);
946	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947	}	1023	}
948	}
949		1024
		1025	scr_reset ();
		1026
		1027	if (curr_screen >= 0) /* this is not the first time through */
		1028	{
		1029	scr_change_screen (curr_screen);
		1030	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1031	}
		1032	}
		1033
950	R->old_width = R->szHint.width;	1034	old_width = szHint.width;
951	R->old_height = R->szHint.height;	1035	old_height = szHint.height;
952		1036
953	#ifdef USE_XIM	1037	#ifdef USE_XIM
954	rxvt_IMSetStatusPosition(aR);	1038	IMSetStatusPosition ();
955	#endif	1039	#endif
956	}	1040	}
957		1041
958	/*	1042	/*
959	* Set the width/height of the vt window in characters. Units are pixels.	1043	* Set the width/height of the vt window in characters. Units are pixels.
960	* good for toggling 80/132 columns	1044	* good for toggling 80/132 columns
961	*/	1045	*/
962	/* EXTPROTO */
963	void	1046	void
964	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1047	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
965	{	1048	{
966	XWindowAttributes wattr;	1049	XWindowAttributes wattr;
967		1050
968	if (width == 0 || height == 0) {	1051	if (width == 0 || height == 0)
		1052	{
969	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1053	XGetWindowAttributes (display->display, display->root, &wattr);
970	if (width == 0)	1054	if (width == 0)
971	width = wattr.width - R->szHint.base_width;	1055	width = wattr.width - szHint.base_width;
972	if (height == 0)	1056	if (height == 0)
973	height = wattr.height - R->szHint.base_height;	1057	height = wattr.height - szHint.base_height;
974	}	1058	}
975	if (width != R->TermWin.width || height != R->TermWin.height) {	1059	if (width != TermWin.width || height != TermWin.height)
		1060	{
976	width += R->szHint.base_width;	1061	width += szHint.base_width;
977	height += R->szHint.base_height;	1062	height += szHint.base_height;
978	rxvt_resize_all_windows(aR_ width, height, 0);	1063	resize_all_windows (width, height, 0);
979	}	1064	}
980	}	1065	}
981		1066
982	/* -------------------------------------------------------------------- *	1067	/* -------------------------------------------------------------------- *
983	* - X INPUT METHOD ROUTINES - *	1068	* - X INPUT METHOD ROUTINES - *
984	* -------------------------------------------------------------------- */	1069	* -------------------------------------------------------------------- */
985	#ifdef USE_XIM	1070	#ifdef USE_XIM
986	/* INTPROTO */	1071
987	void	1072	void
988	rxvt_setSize(pR_ XRectangle * size)	1073	rxvt_term::im_set_size (XRectangle *size)
989	{	1074	{
990	size->x = R->TermWin.int_bwidth;	1075	size->x = TermWin.int_bwidth;
991	size->y = R->TermWin.int_bwidth;	1076	size->y = TermWin.int_bwidth;
992	size->width = Width2Pixel(R->TermWin.ncol);	1077	size->width = Width2Pixel (TermWin.ncol);
993	size->height = Height2Pixel(R->TermWin.nrow);	1078	size->height = Height2Pixel (TermWin.nrow);
994	}	1079	}
995		1080
996	/* INTPROTO */
997	void	1081	void
998	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1082	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
999	{	1083	{
1000	*fg = R->PixColors[Color_fg];	1084	*fg = PixColors[Color_fg];
1001	*bg = R->PixColors[Color_bg];	1085	*bg = PixColors[Color_bg];
1002	}	1086	}
1003		1087
1004	/* Checking whether input method is running. */	1088	/* Checking whether input method is running. */
1005	/* INTPROTO */
1006	Bool	1089	bool
1007	rxvt_IMisRunning(pR)	1090	rxvt_term::IMisRunning ()
1008	{	1091	{
1009	char *p;	1092	char *p;
1010	Atom atom;	1093	Atom atom;
1011	Window win;	1094	Window win;
1012	char server[IMBUFSIZ];	1095	char server[IMBUFSIZ];
1013		1096
1014	/* get current locale modifier */	1097	/* get current locale modifier */
1015	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1098	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1099	{
1016	STRCPY(server, "@server=");	1100	STRCPY (server, "@server=");
1017	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1101	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1018	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1102	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
1019	*p = '\0';	1103	*p = '\0';
1020		1104
1021	atom = XInternAtom(R->Xdisplay, server, False);	1105	atom = XInternAtom (display->display, server, False);
1022	win = XGetSelectionOwner(R->Xdisplay, atom);	1106	win = XGetSelectionOwner (display->display, atom);
1023	if (win != None)	1107	if (win != None)
1024	return True;	1108	return True;
1025	}	1109	}
1026	return False;	1110	return False;
1027	}	1111	}
1028		1112
1029	/* EXTPROTO */
1030	void	1113	void
1031	rxvt_IMSendSpot(pR)	1114	rxvt_term::IMSendSpot ()
1032	{	1115	{
1033	XPoint spot;	1116	XPoint spot;
1034	XVaNestedList preedit_attr;	1117	XVaNestedList preedit_attr;
1035		1118
1036	if (R->Input_Context == NULL	1119	if (Input_Context == NULL
1037	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1120	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
1038	|| !(R->event_type == KeyPress	1121	|| ! (event_type == KeyPress
1039	|| R->event_type == Expose	1122	|| event_type == Expose
1040	|| R->event_type == NoExpose	1123	|| event_type == NoExpose
1041	|| R->event_type == SelectionNotify	1124	|| event_type == SelectionNotify
1042	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1125	|| event_type == ButtonRelease || event_type == FocusIn)
1043	|| !rxvt_IMisRunning(aR))	1126	|| !IMisRunning ())
1044	return;	1127	return;
1045		1128
1046	rxvt_setPosition(aR_ & spot);	1129	im_set_position (&spot);
1047		1130
1048	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1131	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1132	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050	XFree(preedit_attr);	1133	XFree (preedit_attr);
1051	}	1134	}
1052		1135
1053	/* EXTPROTO */
1054	void	1136	void
1055	rxvt_setTermFontSet(pR_ int idx)
1056	{
1057	char *string;
1058	long length;
1059	int success = 0;
1060
1061	if (idx < 0 || idx >= MAX_NFONTS)
1062	return;
1063	}
1064
1065	/* INTPROTO */
1066	void
1067	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1137	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1068	XRectangle * needed_rect)	1138	XRectangle * needed_rect)
1069	{	1139	{
1070	int mbh, vtx = 0;	1140	int mbh, vtx = 0;
1071		1141
1072	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1142	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1073	vtx = scrollbar_TotalWidth();	1143	vtx = scrollbar_TotalWidth ();
		1144
1074	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1145	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1075	mbh -= R->TermWin.lineSpace;	1146	mbh -= TermWin.lineSpace;
1076		1147
1077	preedit_rect->x = needed_rect->width + vtx;	1148	preedit_rect->x = needed_rect->width + vtx;
1078	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1149	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1079		1150
1080	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1151	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1081	+ vtx;
1082	preedit_rect->height = Height2Pixel(1);	1152	preedit_rect->height = Height2Pixel (1);
1083		1153
1084	status_rect->x = vtx;	1154	status_rect->x = vtx;
1085	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1155	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1086		1156
1087	status_rect->width = needed_rect->width ? needed_rect->width	1157	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1088	: Width2Pixel(R->TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);	1158	status_rect->height = Height2Pixel (1);
1090	}	1159	}
1091		1160
1092	/* ARGSUSED */
1093	/* INTPROTO */
1094	void	1161	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1162	rxvt_term::im_destroy ()
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{	1163	{
1099	dR;	1164	if (Input_Context)
1100		1165	{
		1166	XDestroyIC (Input_Context);
1101	R->Input_Context = NULL;	1167	Input_Context = NULL;
1102	/* To avoid Segmentation Fault in C locale: Solaris only? */	1168	}
1103	if (STRCMP(R->locale, "C"))
1104	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105	rxvt_IMInstantiateCallback, NULL);
1106	}
1107		1169
1108	/*	1170	if (input_method)
1109	* X manual pages and include files don't match on some systems:
1110	* some think this is an XIDProc and others an XIMProc so we can't
1111	* use the first argument - need to update this to be nice for
1112	* both types via some sort of configure detection
1113	*/
1114	/* ARGSUSED */
1115	/* EXTPROTO */
1116	void
1117	rxvt_IMInstantiateCallback(Display * unused
1118	__attribute__ ((unused)), XPointer client_data
1119	__attribute__ ((unused)), XPointer call_data
1120	__attribute__ ((unused)))
1121	{
1122	dR;
1123	int i, found, had_im;
1124	const char *p;
1125	char **s;
1126	char buf[IMBUFSIZ];
1127
1128	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1129	if (R->Input_Context)
1130	return;
1131
1132	found = had_im = 0;
1133	p = R->rs[Rs_inputMethod];
1134	if (p && *p) {
1135	had_im = 1;
1136	s = rxvt_splitcommastring(p);
1137	for (i = 0; s[i]; i++) {
1138	if (*s[i]) {
1139	STRCPY(buf, "@im=");
1140	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1141	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1142	&& (rxvt_IM_get_IC(aR) == True)) {
1143	found = 1;
1144	break;
1145	}
1146	}
1147	}
1148	for (i = 0; s[i]; i++)
1149	free(s[i]);
1150	free(s);
1151	}	1171	{
1152	if (found)	1172	display->put_xim (input_method);
1153	return;	1173	input_method = 0;
1154
1155	/* try with XMODIFIERS env. var. */
1156	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1157	rxvt_IM_get_IC(aR);
1158	return;
1159	}	1174	}
1160
1161	/* try with no modifiers base IF the user didn't specify an IM */
1162	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1163	&& rxvt_IM_get_IC(aR) == True)
1164	return;
1165	}	1175	}
1166		1176
1167	/*	1177	/*
1168	* Try to open a XIM with the current modifiers, then see if we can	1178	* Try to open a XIM with the current modifiers, then see if we can
1169	* open a suitable preedit type	1179	* open a suitable preedit type
1170	*/	1180	*/
1171	/* INTPROTO */
1172	Bool	1181	bool
1173	rxvt_IM_get_IC(pR)	1182	rxvt_term::IM_get_IC (const char *modifiers)
1174	{	1183	{
1175	int i, j, found;	1184	int i, j, found;
1176	XIM xim;	1185	XIM xim;
1177	XPoint spot;	1186	XPoint spot;
1178	XRectangle rect, status_rect, needed_rect;	1187	XRectangle rect, status_rect, needed_rect;
1179	unsigned long fg, bg;	1188	unsigned long fg, bg;
1180	const char *p;	1189	const char *p;
1181	char **s;	1190	char **s;
1182	XIMStyles *xim_styles;	1191	XIMStyles *xim_styles;
1183	XVaNestedList preedit_attr, status_attr;	1192	XVaNestedList preedit_attr, status_attr;
1184	XIMCallback ximcallback;
1185		1193
		1194	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1195	return false;
		1196
1186	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1197	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1187	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1198	input_method = display->get_xim (locale, modifiers);
1188	if (xim == NULL)	1199	if (input_method == NULL)
1189	return False;	1200	return false;
1190		1201
		1202	xim = input_method->xim;
		1203
1191	xim_styles = NULL;	1204	xim_styles = NULL;
1192	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1205	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193	|| !xim_styles || !xim_styles->count_styles) {	1206	|| !xim_styles || !xim_styles->count_styles)
1194	XCloseIM(xim);	1207	{
		1208	display->put_xim (input_method);
1195	return False;	1209	return false;
1196	}	1210	}
1197		1211
1198	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1212	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1199	: "OverTheSpot,OffTheSpot,Root";
1200	s = rxvt_splitcommastring(p);	1213	s = rxvt_splitcommastring (p);
1201	for (i = found = 0; !found && s[i]; i++) {	1214	for (i = found = 0; !found && s[i]; i++)
		1215	{
1202	if (!STRCMP(s[i], "OverTheSpot"))	1216	if (!STRCMP (s[i], "OverTheSpot"))
1203	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1217	input_style = (XIMPreeditPosition | XIMStatusNothing);
1204	else if (!STRCMP(s[i], "OffTheSpot"))	1218	else if (!STRCMP (s[i], "OffTheSpot"))
1205	R->input_style = (XIMPreeditArea | XIMStatusArea);	1219	input_style = (XIMPreeditArea | XIMStatusArea);
1206	else if (!STRCMP(s[i], "Root"))	1220	else if (!STRCMP (s[i], "Root"))
1207	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1221	input_style = (XIMPreeditNothing | XIMStatusNothing);
1208		1222
1209	for (j = 0; j < xim_styles->count_styles; j++)	1223	for (j = 0; j < xim_styles->count_styles; j++)
1210	if (R->input_style == xim_styles->supported_styles[j]) {	1224	if (input_style == xim_styles->supported_styles[j])
		1225	{
1211	found = 1;	1226	found = 1;
		1227	break;
		1228	}
		1229	}
		1230
		1231	for (i = 0; s[i]; i++)
		1232	free (s[i]);
		1233
		1234	free (s);
		1235	XFree (xim_styles);
		1236
		1237	if (!found)
		1238	{
		1239	display->put_xim (input_method);
		1240	return false;
		1241	}
		1242
		1243	preedit_attr = status_attr = NULL;
		1244
		1245	if (input_style & XIMPreeditPosition)
		1246	{
		1247	im_set_size (&rect);
		1248	im_set_position (&spot);
		1249	im_set_color (&fg, &bg);
		1250
		1251	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1252	XNSpotLocation, &spot,
		1253	XNForeground, fg, XNBackground, bg,
		1254	//XNFontSet, TermWin.fontset,
		1255	NULL);
		1256	}
		1257	else if (input_style & XIMPreeditArea)
		1258	{
		1259	im_set_color (&fg, &bg);
		1260
		1261	/*
		1262	* The necessary width of preedit area is unknown
		1263	* until create input context.
		1264	*/
		1265	needed_rect.width = 0;
		1266
		1267	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1268
		1269	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1270	XNForeground, fg, XNBackground, bg,
		1271	//XNFontSet, TermWin.fontset,
		1272	NULL);
		1273	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1274	XNForeground, fg, XNBackground, bg,
		1275	//XNFontSet, TermWin.fontset,
		1276	NULL);
		1277	}
		1278
		1279	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1280	XNClientWindow, TermWin.parent[0],
		1281	XNFocusWindow, TermWin.parent[0],
		1282	preedit_attr ? XNPreeditAttributes : NULL,
		1283	preedit_attr,
		1284	status_attr ? XNStatusAttributes : NULL,
		1285	status_attr, NULL);
		1286	if (preedit_attr) XFree (preedit_attr);
		1287	if (status_attr) XFree (status_attr);
		1288
		1289	if (Input_Context == NULL)
		1290	{
		1291	rxvt_print_error ("failed to create input context");
		1292	display->put_xim (input_method);
		1293	return false;
		1294	}
		1295
		1296	if (input_style & XIMPreeditArea)
		1297	IMSetStatusPosition ();
		1298
		1299	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1300	return true;
		1301	}
		1302
		1303	void
		1304	rxvt_term::im_cb ()
		1305	{
		1306	int i, found, had_im;
		1307	const char *p;
		1308	char **s;
		1309	char buf[IMBUFSIZ];
		1310
		1311	im_destroy ();
		1312
		1313	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1314	if (Input_Context)
		1315	return;
		1316
		1317	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1318	if (rs[Rs_imLocale])
		1319	rxvt_set_locale (rs[Rs_imLocale]);
		1320	#endif
		1321
		1322	p = rs[Rs_inputMethod];
		1323	if (p && *p)
		1324	{
		1325	bool found = false;
		1326
		1327	s = rxvt_splitcommastring (p);
		1328	for (i = 0; s[i]; i++)
		1329	{
		1330	if (*s[i])
		1331	{
		1332	STRCPY (buf, "@im=");
		1333	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1334	if (IM_get_IC (buf))
		1335	{
		1336	found = true;
1212	break;	1337	break;
		1338	}
1213	}	1339	}
1214	}	1340	}
1215	for (i = 0; s[i]; i++)	1341	for (i = 0; s[i]; i++)
1216	free(s[i]);	1342	free (s[i]);
1217	free(s);	1343	free (s);
1218	XFree(xim_styles);
1219		1344
1220	if (!found) {	1345	if (found)
1221	XCloseIM(xim);	1346	goto done;
1222	return False;
1223	}	1347	}
1224		1348
1225	ximcallback.callback = rxvt_IMDestroyCallback;	1349	/* try with XMODIFIERS env. var. */
		1350	if (IM_get_IC (""))
		1351	goto done;
1226		1352
1227	/* XXX: not sure why we need this (as well as IC one below) */	1353	/* try with no modifiers base IF the user didn't specify an IM */
1228	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1354	if (IM_get_IC ("@im=none"))
		1355	goto done;
1229		1356
1230	preedit_attr = status_attr = NULL;	1357	done:
1231		1358	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232	if (R->input_style & XIMPreeditPosition) {	1359	if (rs[Rs_imLocale])
1233	rxvt_setSize(aR_ & rect);	1360	rxvt_set_locale (locale);
1234	rxvt_setPosition(aR_ & spot);	1361	#endif
1235	rxvt_setColor(aR_ & fg, &bg);
1236
1237	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238	XNSpotLocation, &spot,
1239	XNForeground, fg, XNBackground, bg,
1240	//XNFontSet, R->TermWin.fontset,
1241	NULL);
1242	} else if (R->input_style & XIMPreeditArea) {
1243	rxvt_setColor(aR_ & fg, &bg);
1244
1245	/*
1246	* The necessary width of preedit area is unknown
1247	* until create input context.
1248	*/
1249	needed_rect.width = 0;
1250
1251	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, R->TermWin.fontset,
1256	NULL);
1257	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258	XNForeground, fg, XNBackground, bg,
1259	//XNFontSet, R->TermWin.fontset,
1260	NULL);
1261	}
1262	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263	XNClientWindow, R->TermWin.parent[0],
1264	XNFocusWindow, R->TermWin.parent[0],
1265	XNDestroyCallback, &ximcallback,
1266	preedit_attr ? XNPreeditAttributes : NULL,
1267	preedit_attr,
1268	status_attr ? XNStatusAttributes : NULL,
1269	status_attr, NULL);
1270	if (preedit_attr)
1271	XFree(preedit_attr);
1272	if (status_attr)
1273	XFree(status_attr);
1274	if (R->Input_Context == NULL) {
1275	rxvt_print_error("failed to create input context");
1276	XCloseIM(xim);
1277	return False;
1278	}
1279	if (R->input_style & XIMPreeditArea)
1280	rxvt_IMSetStatusPosition(aR);
1281	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282	return True;
1283	}	1362	}
1284		1363
1285	/* EXTPROTO */
1286	void	1364	void
1287	rxvt_IMSetStatusPosition(pR)	1365	rxvt_term::IMSetStatusPosition ()
1288	{	1366	{
1289	XRectangle preedit_rect, status_rect, *needed_rect;	1367	XRectangle preedit_rect, status_rect, *needed_rect;
1290	XVaNestedList preedit_attr, status_attr;	1368	XVaNestedList preedit_attr, status_attr;
1291		1369
1292	if (R->Input_Context == NULL	1370	if (Input_Context == NULL
1293	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1371	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1294	|| !rxvt_IMisRunning(aR))	1372	|| !IMisRunning ())
1295	return;	1373	return;
1296		1374
1297	/* Getting the necessary width of preedit area */	1375	/* Getting the necessary width of preedit area */
1298	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1376	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1377	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300	XFree(status_attr);	1378	XFree (status_attr);
1301		1379
1302	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1380	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1303		1381
1304	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1382	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1383	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306		1384
1307	XSetICValues(R->Input_Context,	1385	XSetICValues (Input_Context,
1308	XNPreeditAttributes, preedit_attr,	1386	XNPreeditAttributes, preedit_attr,
1309	XNStatusAttributes, status_attr, NULL);	1387	XNStatusAttributes, status_attr, NULL);
1310		1388
1311	XFree(preedit_attr);	1389	XFree (preedit_attr);
1312	XFree(status_attr);	1390	XFree (status_attr);
1313	}	1391	}
1314	#endif /* USE_XIM */	1392	#endif /* USE_XIM */
1315		1393
1316	/*----------------------------------------------------------------------*/	1394	/*----------------------------------------------------------------------*/
1317	rxvt_t rxvt_current_term;	1395	rxvt_t rxvt_current_term;

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