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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.117 by root, Mon Nov 29 01:20:42 2004 UTC vs.
Revision 1.387 by sf-exg, Sun Dec 30 15:38:04 2012 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: main.C	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>	16	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "init.h"
		36	#include "keyboard.h"
		37	#include "rxvtperl.h"
36		38
		39	#include <limits>
		40
		41	#include <assert.h>
37	#include <signal.h>	42	#include <signal.h>
38
39	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	43	#include <string.h>
41	#endif
42		44
43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	#include <termios.h>
45	#endif
46		46
47	#include <cstring>	47	#ifdef HAVE_XSETLOCALE
		48	# define X_LOCALE
		49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
		52	#endif
48		53
		54	struct termios rxvt_term::def_tio;
49	vector<rxvt_term *> rxvt_term::termlist;	55	vector<rxvt_term *> rxvt_term::termlist;
50		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
51	static char curlocale[128];	60	static char curlocale[128], savelocale[128];
52		61
53	bool	62	bool
54	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
55	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
56	if (!locale || !strncmp (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
57	return false;	71	return false;
58		72
59	strncpy (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
60	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
61	return true;	75	return true;
62	}	76	}
63		77
		78	void
		79	rxvt_push_locale (const char *locale) NOTHROW
		80	{
		81	strcpy (savelocale, curlocale);
		82	rxvt_set_locale (locale);
		83	}
		84
		85	void
		86	rxvt_pop_locale () NOTHROW
		87	{
		88	rxvt_set_locale (savelocale);
		89	}
		90
64	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
65	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
66		93
67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
68	{	95	{
69	compose_char *cc;	96	compose_char *cc;
70		97
71	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
72	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
73	cc = (*this)[c1];	100	cc = (*this)[c1];
74	while (cc)	101	while (cc)
75	{	102	{
76	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
77	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
78	}	105	}
79		106
80	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
81	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
82	{
83	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
84	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
85	}
86		111
87	// allocate a new combination	112	// allocate a new combination
88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
89	{	114	{
90	static int seen;	115	static int seen;
91		116
92	if (!seen++)	117	if (!seen++)
93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
94		119
95	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
96	}	121	}
97		122
98	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
124		149
125	}	150	}
126	#endif	151	#endif
127		152
128	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
129	:	154	{
130	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
131	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
132	#endif
133	#ifdef HAVE_SCROLLBARS
134	scrollbar_ev (this, &rxvt_term::x_cb),
135	#endif
136	#ifdef MENUBAR
137	menubar_ev (this, &rxvt_term::x_cb),
138	#endif	157	#endif
139	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
140	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
141	#endif	160	#endif
142	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
143	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
144	#endif	163	#endif
145	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
146	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
147	#endif	166	#endif
148	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
149	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
150	#endif	169	#endif
151	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
152	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
153	#endif	179	#endif
154	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
155	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
156	#endif	182	#endif
157	#ifdef USE_XIM	183	#ifndef NO_BELL
158	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
159	#endif	185	#endif
160	sw_term (this, &rxvt_term::sig_term),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
161	sw_chld (this, &rxvt_term::sig_chld),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
162	termwin_ev (this, &rxvt_term::x_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
163	vt_ev (this, &rxvt_term::x_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
164	check_ev (this, &rxvt_term::check_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
165	flush_ev (this, &rxvt_term::flush_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
166	destroy_ev (this, &rxvt_term::destroy_cb),	192
167	pty_ev (this, &rxvt_term::pty_cb),
168	incr_ev (this, &rxvt_term::incr_cb)
169	{
170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
171		194
172	termlist.push_back (this);	195	termlist.push_back (this);
173	}
174		196
175	rxvt_term::~rxvt_term ()	197	#ifdef KEYSYM_RESOURCE
176	{	198	keyboard = new keyboard_manager;
177	termlist.erase (find (termlist.begin (), termlist.end(), this));	199	#endif
		200	}
178		201
		202	// clean up the most important stuff, do *not* call x or free mem etc.
		203	// for use before an emergency exit
		204	void
		205	rxvt_term::emergency_cleanup ()
		206	{
179	if (cmd_pid)	207	if (cmd_pid)
180	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
181		209
182	pty.put ();	210	pty_ev.stop ();
		211	delete pty; pty = 0;
		212	}
183		213
184	#ifdef UTMP_SUPPORT	214	rxvt_term::~rxvt_term ()
185	privileged_utmp (RESTORE);	215	{
186	#endif	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
		217
		218	emergency_cleanup ();
187		219
188	#if ENABLE_STYLES	220	#if ENABLE_STYLES
189	for (int i = RS_styleCount; --i; )	221	for (int i = RS_styleCount; --i; )
190	if (TermWin.fontset[i] != TermWin.fontset[0])	222	if (fontset[i] != fontset[0])
191	delete TermWin.fontset[i];	223	delete fontset[i];
192	#endif	224	#endif
193	delete TermWin.fontset[0];	225	delete fontset[0];
		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
194		234
195	if (display)	235	if (display)
196	{	236	{
197	selection_clear ();	237	selection_clear ();
		238	selection_clear (true);
198		239
199	#ifdef USE_XIM	240	#if USE_XIM
200	im_destroy ();	241	im_destroy ();
201	#endif	242	#endif
202	#ifdef MENUBAR	243	scrollBar.destroy ();
203	if (menubarGC) XFreeGC (display->display, menubarGC);	244	if (gc) XFreeGC (dpy, gc);
204	#endif
205	#ifdef XTERM_SCROLLBAR
206	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
207	if (ShadowGC) XFreeGC (display->display, ShadowGC);
208	#endif
209	#ifdef PLAIN_SCROLLBAR
210	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
211	#endif
212	#ifdef NEXT_SCROLLBAR
213	if (blackGC) XFreeGC (display->display, blackGC);
214	if (whiteGC) XFreeGC (display->display, whiteGC);
215	if (grayGC) XFreeGC (display->display, grayGC);
216	if (darkGC) XFreeGC (display->display, darkGC);
217	if (stippleGC) XFreeGC (display->display, stippleGC);
218	if (dimple) XFreePixmap (display->display, dimple);
219	if (upArrow) XFreePixmap (display->display, upArrow);
220	if (downArrow) XFreePixmap (display->display, downArrow);
221	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
222	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
223	#endif
224	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
225	if (topShadowGC) XFreeGC (display->display, topShadowGC);
226	if (botShadowGC) XFreeGC (display->display, botShadowGC);
227	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
228	#endif
229	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
230		245
231	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
232	delete menuBar.drawable;	246	delete drawable;
233	//if (menuBar.win)
234	// XDestroyWindow (display->display, menuBar.win);
235	#endif
236	delete TermWin.drawable;
237	// destroy all windows	247	// destroy all windows
238	if (TermWin.parent[0])	248	if (parent)
239	XDestroyWindow (display->display, TermWin.parent[0]);	249	XDestroyWindow (dpy, parent);
240	}
241		250
242	// TODO: free pixcolours, colours should become part of rxvt_display	251	for (int i = 0; i < TOTAL_COLORS; i++)
243		252	if (ISSET_PIXCOLOR (i))
244	delete pix_colors_focused;	253	{
		254	pix_colors_focused [i].free (this);
245	#ifdef OFF_FOCUS_FADING	255	#if OFF_FOCUS_FADING
246	delete pix_colors_unfocused;	256	pix_colors_unfocused [i].free (this);
247	#endif	257	#endif
		258	}
248		259
		260	clear ();
		261
		262	display->flush (); /* ideally .put should do this */
249	displays.put (display);	263	displays.put (display);
		264	}
250		265
251	scr_release ();	266	scr_release ();
252		267
253	/* clear all resources */	268	/* clear all resources */
254	for (int i = 0; i < allocated.size (); i++)	269	for (int i = 0; i < allocated.size (); i++)
255	free (allocated[i]);	270	free (allocated [i]);
256		271
257	free (selection.text);	272	free (selection.text);
258	// TODO: manage env vars in child only(!)	273	free (selection.clip_text);
259	free (env_windowid);
260	free (env_display);
261	free (env_term);
262	free (env_colorfgbg);
263	free (locale);	274	free (locale);
264	#if 0	275	free (v_buffer);
265	free (codeset);	276
266	#endif	277	delete selection_req;
267		278
268	delete envv;	279	delete envv;
269	delete argv;	280	delete argv;
		281
		282	#ifdef KEYSYM_RESOURCE
		283	delete keyboard;
		284	#endif
		285	#ifndef NO_RESOURCES
		286	XrmDestroyDatabase (option_db);
		287	#endif
		288	}
		289
		290	// child has exited, usually destroys
		291	void
		292	rxvt_term::child_cb (ev::child &w, int status)
		293	{
		294	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		295
		296	cmd_pid = 0;
		297
		298	if (!option (Opt_hold))
		299	destroy ();
270	}	300	}
271		301
272	void	302	void
273	rxvt_term::destroy ()	303	rxvt_term::destroy ()
274	{	304	{
275	if (destroy_ev.active)	305	if (destroy_ev.is_active ())
276	return;	306	return;
		307
		308	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
277		309
278	#if ENABLE_OVERLAY	310	#if ENABLE_OVERLAY
279	scr_overlay_off ();	311	scr_overlay_off ();
280	#endif	312	#endif
281		313
282	if (display)	314	if (display)
283	{	315	{
284	#if USE_XIM	316	#if USE_XIM
285	im_ev.stop (display);	317	im_ev.stop (display);
286	#endif	318	#endif
287	#if HAVE_SCROLLBARS
288	scrollbar_ev.stop (display);	319	scrollbar_ev.stop (display);
289	#endif	320	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
290	#if MENUBAR
291	menubar_ev.stop (display);
292	#endif
293	#if TRANSPARENT
294	rootwin_ev.stop (display);	321	rootwin_ev.stop (display);
295	#endif	322	#endif
296	incr_ev.stop ();
297	termwin_ev.stop (display);	323	termwin_ev.stop (display);
298	vt_ev.stop (display);	324	vt_ev.stop (display);
299	}	325	}
300		326
301	check_ev.stop ();	327	flush_ev.stop ();
302	pty_ev.stop ();	328	pty_ev.stop ();
303	#ifdef CURSOR_BLINK	329	#ifdef CURSOR_BLINK
304	cursor_blink_ev.stop ();	330	cursor_blink_ev.stop ();
305	#endif	331	#endif
306	#ifdef TEXT_BLINK	332	#ifdef TEXT_BLINK
…		…
314	#endif	340	#endif
315	#ifdef POINTER_BLANK	341	#ifdef POINTER_BLANK
316	pointer_ev.stop ();	342	pointer_ev.stop ();
317	#endif	343	#endif
318		344
319	destroy_ev.start (0);	345	destroy_ev.start ();
320	}	346	}
321		347
322	void	348	void
323	rxvt_term::destroy_cb (time_watcher &w)	349	rxvt_term::destroy_cb (ev::idle &w, int revents)
324	{	350	{
325	SET_R (this);	351	make_current ();
326		352
327	delete this;	353	delete this;
328	}	354	}
329		355
330	/*----------------------------------------------------------------------*/	356	void
331	/* rxvt_init () */	357	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
332	bool
333	rxvt_term::init (int argc, const char *const *argv)
334	{	358	{
335	SET_R (this);	359	if (!opt)
336
337	if (!init_vars ())
338	return false;	360	return;
339		361
340	init_secondary ();	362	uint8_t mask = 1 << (opt & 7);
		363	uint8_t &val = options [opt >> 3];
341		364
342	const char **cmd_argv = init_resources (argc, argv);	365	val = val & ~mask | (set ? mask : 0);
343
344	set_locale ("");
345
346	#if MENUBAR_MAX
347	menubar_read (rs[Rs_menu]);
348	#endif
349	#ifdef HAVE_SCROLLBARS
350	if (options & Opt_scrollBar)
351	scrollBar.setIdle (); /* set existence for size calculations */
352	#endif
353
354	create_windows (argc, argv);
355
356	init_xlocale ();
357
358	scr_reset (); /* initialize screen */
359
360	#if 0
361	XSynchronize (display->display, True);
362	#endif
363
364	#ifdef HAVE_SCROLLBARS
365	if (options & Opt_scrollBar)
366	resize_scrollbar (); /* create and map scrollbar */
367	#endif
368	#if (MENUBAR_MAX)
369	if (menubar_visible ())
370	XMapWindow (display->display, menuBar.win);
371	#endif
372	#ifdef TRANSPARENT
373	if (options & Opt_transparent)
374	{
375	XSelectInput (display->display, display->root, PropertyChangeMask);
376	check_our_parents ();
377	rootwin_ev.start (display, display->root);
378	}
379	#endif
380
381	XMapWindow (display->display, TermWin.vt);
382	XMapWindow (display->display, TermWin.parent[0]);
383
384	set_colorfgbg ();
385
386	init_command (cmd_argv);
387
388	pty_ev.start (pty.pty, EVENT_READ);
389
390	check_ev.start ();
391
392	return true;
393	}
394
395	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
396
397	void
398	rxvt_init ()
399	{
400	/*
401	* Save and then give up any super-user privileges
402	* If we need privileges in any area then we must specifically request it.
403	* We should only need to be root in these cases:
404	* 1. write utmp entries on some systems
405	* 2. chown tty on some systems
406	*/
407	rxvt_privileges (SAVE);
408	rxvt_privileges (IGNORE);
409
410	signal (SIGHUP, SIG_IGN);
411	signal (SIGPIPE, SIG_IGN);
412
413	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
414	/* signal (SIGURG, SIG_DFL); */
415
416	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
417	// TODO: handle this with exceptions and tolerate the memory loss
418	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
419	}
420
421	/* ------------------------------------------------------------------------- *
422	* SIGNAL HANDLING & EXIT HANDLER *
423	* ------------------------------------------------------------------------- */
424	/*
425	* Catch a SIGCHLD signal and exit if the direct child has died
426	*/
427
428	void
429	rxvt_term::sig_chld (sig_watcher &w)
430	{
431	// we are being called for every SIGCHLD, not just ours
432	int pid;
433
434	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
435	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
436	if (pid == (*t)->cmd_pid)
437	{
438	(*t)->destroy ();
439	break;
440	}
441	}	366	}
442		367
443	/*----------------------------------------------------------------------*/	368	/*----------------------------------------------------------------------*/
444	/*	369	/*
445	* Exit gracefully, clearing the utmp entry and restoring tty attributes	370	* Exit gracefully, clearing the utmp entry and restoring tty attributes
446	* TODO: if debugging, this should free up any known resources if we can
447	*/	371	*/
448	void	372	static XErrorHandler old_xerror_handler;
449	rxvt_destroy_all ()	373
		374	static void
		375	rxvt_emergency_cleanup ()
450	{	376	{
451	// TODO: rxvtd should clean up all ressources
452	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	377	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
453	(*t)->destroy ();	378	(*t)->emergency_cleanup ();
454	}	379	}
455		380
456	/*	381	#if !ENABLE_MINIMAL
457	* Catch a fatal signal and tidy up before quitting	382	static void ecb_cold
458	*/	383	print_x_error (Display *dpy, XErrorEvent *event)
459	void
460	rxvt_term::sig_term (sig_watcher &w)
461	{	384	{
462	#ifdef DEBUG_CMD	385	char buffer[BUFSIZ];
463	rxvt_warn ("caught signal %d, exiting.\n", w.signum);	386	char mesg[BUFSIZ];
464	#endif	387	char number[32];
465	rxvt_destroy_all ();
466	signal (w.signum, SIG_DFL);
467	kill (getpid (), w.signum);
468	}
469		388
470	/* INTPROTO */	389	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
471	int	390
		391	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		392	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		393
		394	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		395	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
		396	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		397
		398	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		399	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
		400
		401	if (event->request_code >= 128)
		402	{
		403	#if 0
		404	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		405	int nexts;
		406	char **exts = XListExtensions (dpy, &nexts);
		407
		408	while (nexts)
		409	{
		410	char *extname = exts [nexts - 1];
		411	int major, first_event, first_error;
		412
		413	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		414	{
		415	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		416	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		417
		418	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		419	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		420	rxvt_warn ("+ (which is %s)\n", buffer);
		421
		422	break;
		423	}
		424
		425	printf ("nextss %d %s\n", nexts, extname);//D
		426	--nexts;
		427	++exts;
		428	}
		429	#else
		430	int nexts = 0;
		431	char **exts = 0;
		432	#endif
		433
		434	if (!nexts)
		435	{
		436	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		437
		438	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		439	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		440
		441	#if 0
		442	sprintf (number, "RENDER.%d", event->minor_code);
		443	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		444	rxvt_warn ("+ (which is %s)\n", buffer);
		445	#endif
		446	}
		447
		448	XFreeExtensionList (exts);
		449	}
		450	else
		451	{
		452	sprintf (number, "%d", event->request_code);
		453	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		454	rxvt_warn ("+ (which is %s)\n", buffer);
		455	}
		456
		457	if (event->error_code == BadWindow
		458	|| event->error_code == BadPixmap
		459	|| event->error_code == BadCursor
		460	|| event->error_code == BadFont
		461	|| event->error_code == BadDrawable
		462	|| event->error_code == BadColor
		463	|| event->error_code == BadGC
		464	|| event->error_code == BadIDChoice
		465	|| event->error_code == BadValue
		466	|| event->error_code == BadAtom)
		467	{
		468	if (event->error_code == BadValue)
		469	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
		470	else if (event->error_code == BadAtom)
		471	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
		472	else
		473	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
		474
		475	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		476	}
		477	}
		478	#endif
		479
		480	int ecb_cold
472	rxvt_xerror_handler (Display *display, XErrorEvent *event)	481	rxvt_xerror_handler (Display *display, XErrorEvent *event)
473	{	482	{
474	if (GET_R->allowedxerror == -1)	483	if (GET_R->allowedxerror == -1)
475	GET_R->allowedxerror = event->error_code;	484	GET_R->allowedxerror = event->error_code;
476	else	485	else
477	{	486	{
		487	// GET_R is most likely not the terminal which caused the error,
		488	// so just output the error and continue
		489	#if ENABLE_MINIMAL
478	old_xerror_handler (display, event);	490	old_xerror_handler (display, event);
479	GET_R->destroy ();	491	#else
		492	print_x_error (display, event);
		493	#endif
480	}	494	}
481		495
482	return 0;	496	return 0;
483	}	497	}
484		498
485	/* ------------------------------------------------------------------------- *	499	int ecb_cold
486	* MEMORY ALLOCATION WRAPPERS *	500	rxvt_xioerror_handler (Display *display)
487	* ------------------------------------------------------------------------- */	501	{
		502	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		503	DisplayString (display));
		504	rxvt_emergency_cleanup ();
		505	_exit (EXIT_FAILURE);
		506	}
		507
		508	static struct sig_handlers
		509	{
		510	ev::sig sw_term, sw_int;
		511
		512	/*
		513	* Catch a fatal signal and tidy up before quitting
		514	*/
		515	void sig_term (ev::sig &w, int revents);
		516
		517	sig_handlers ()
		518	{
		519	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
		520	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
		521	}
		522	} sig_handlers;
		523
488	void *	524	void
489	rxvt_malloc (size_t size)	525	sig_handlers::sig_term (ev::sig &w, int revents)
490	{	526	{
491	void *p = malloc (size);	527	rxvt_emergency_cleanup ();
492		528	w.stop ();
493	if (!p)	529	kill (getpid (), w.signum);
494	rxvt_fatal ("memory allocation failure. aborting.\n");
495
496	return p;
497	}	530	}
498		531
499	/* INTPROTO */	532	static void
500	void *	533	rxvt_get_ttymode (struct termios *tio)
501	rxvt_calloc (size_t number, size_t size)
502	{	534	{
503	void *p = calloc (number, size);	535	if (tcgetattr (STDIN_FILENO, tio) < 0)
		536	memset (tio, 0, sizeof (struct termios));
504		537
505	if (!p)	538	for (int i = 0; i < NCCS; i++)
506	rxvt_fatal ("memory allocation failure. aborting.\n");	539	tio->c_cc[i] = VDISABLE;
507		540
508	return p;	541	tio->c_cc[VINTR] = CINTR;
509	}	542	tio->c_cc[VQUIT] = CQUIT;
510		543	tio->c_cc[VERASE] = CERASE;
511	/* INTPROTO */	544	#ifdef VERASE2
512	void *	545	tio->c_cc[VERASE2] = CERASE2;
513	rxvt_realloc (void *ptr, size_t size)
514	{
515	void *p = realloc (ptr, size);
516
517	if (!p)
518	rxvt_fatal ("memory allocation failure. aborting.\n");
519
520	return p;
521	}
522
523	/* ------------------------------------------------------------------------- *
524	* PRIVILEGED OPERATIONS *
525	* ------------------------------------------------------------------------- */
526	/* take care of suid/sgid super-user (root) privileges */
527	void
528	rxvt_privileges (rxvt_privaction action)
529	{
530	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
531	static uid_t euid;
532	static gid_t egid;
533	#endif	546	#endif
534		547	tio->c_cc[VKILL] = CKILL;
535	#if ! defined(__CYGWIN32__)	548	tio->c_cc[VEOF] = CEOF;
536	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	549	tio->c_cc[VSTART] = CSTART;
537	/* setreuid () is the poor man's setuid (), seteuid () */	550	tio->c_cc[VSTOP] = CSTOP;
538	# define seteuid(a) setreuid(-1, (a))	551	tio->c_cc[VSUSP] = CSUSP;
539	# define setegid(a) setregid(-1, (a))	552	# ifdef VDSUSP
540	# define HAVE_SETEUID	553	tio->c_cc[VDSUSP] = CDSUSP;
541	# endif	554	# endif
542	# ifdef HAVE_SETEUID	555	# ifdef VREPRINT
543	switch (action)	556	tio->c_cc[VREPRINT] = CRPRNT;
544	{
545	case IGNORE:
546	/*
547	* change effective uid/gid - not real uid/gid - so we can switch
548	* back to root later, as required
549	*/
550	seteuid (getuid ());
551	setegid (getgid ());
552	break;
553	case SAVE:
554	euid = geteuid ();
555	egid = getegid ();
556	break;
557	case RESTORE:
558	seteuid (euid);
559	setegid (egid);
560	break;
561	}
562	# else
563	switch (action)
564	{
565	case IGNORE:
566	setuid (getuid ());
567	setgid (getgid ());
568	/* FALLTHROUGH */
569	case SAVE:
570	/* FALLTHROUGH */
571	case RESTORE:
572	break;
573	}
574	# endif	557	# endif
		558	# ifdef VDISCRD
		559	tio->c_cc[VDISCRD] = CFLUSH;
575	#endif	560	# endif
576	}	561	# ifdef VWERSE
577		562	tio->c_cc[VWERSE] = CWERASE;
578	#ifdef UTMP_SUPPORT
579	void
580	rxvt_term::privileged_utmp (rxvt_privaction action)
581	{
582	if ((options & Opt_utmpInhibit)
583	|| !pty.name || !*pty.name)
584	return;
585
586	rxvt_privileges (RESTORE);
587
588	if (action == SAVE)
589	makeutent (pty.name, rs[Rs_display_name]);
590	else
591	cleanutent ();
592
593	rxvt_privileges (IGNORE);
594	}
595	#endif	563	# endif
		564	# ifdef VLNEXT
		565	tio->c_cc[VLNEXT] = CLNEXT;
		566	# endif
		567	# ifdef VSTATUS
		568	tio->c_cc[VSTATUS] = CSTATUS;
		569	# endif
		570
		571	# if VMIN != VEOF
		572	tio->c_cc[VMIN] = 1;
		573	# endif
		574	# if VTIME != VEOL
		575	tio->c_cc[VTIME] = 0;
		576	# endif
		577
		578	/* input modes */
		579	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		580	# ifdef IMAXBEL
		581	| IMAXBEL
		582	# endif
		583	| IXON);
		584
		585	/* output modes */
		586	tio->c_oflag = (OPOST | ONLCR);
		587
		588	/* control modes */
		589	tio->c_cflag = (CS8 | CREAD);
		590
		591	/* local modes */
		592	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		593	# if defined (ECHOCTL) && defined (ECHOKE)
		594	| ECHOCTL | ECHOKE
		595	# endif
		596	| ECHOE | ECHOK);
		597	}
		598
		599	char **rxvt_environ; // startup environment
		600
		601	void
		602	rxvt_init ()
		603	{
		604	assert (("fontMask must not overlap other RS masks",
		605	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
		606
		607	rxvt_get_ttymode (&rxvt_term::def_tio);
		608
		609	// get rid of stdin/stdout as we don't need them, to free resources
		610	dup2 (STDERR_FILENO, STDIN_FILENO);
		611	dup2 (STDERR_FILENO, STDOUT_FILENO);
		612
		613	if (!ev_default_loop ())
		614	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
		615
		616	rxvt_environ = environ;
		617
		618	signal (SIGHUP, SIG_IGN);
		619	signal (SIGPIPE, SIG_IGN);
		620
		621	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
		622	sig_handlers.sw_int.start (SIGINT); ev_unref ();
		623
		624	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		625	// TODO: handle this with exceptions and tolerate the memory loss
		626	XSetIOErrorHandler (rxvt_xioerror_handler);
		627
		628	XrmInitialize ();
		629
		630	#if HAVE_PIXBUF
		631	g_type_init ();
		632	#endif
		633	}
596		634
597	/*----------------------------------------------------------------------*/	635	/*----------------------------------------------------------------------*/
598	/*	636	/*
599	* window size/position calculcations for XSizeHint and other storage.	637	* window size/position calculations for XSizeHint and other storage.
600	* if width/height are non-zero then override calculated width/height	638	* if width/height are non-zero then override calculated width/height
601	*/	639	*/
602	void	640	void
603	rxvt_term::window_calc (unsigned int width, unsigned int height)	641	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
604	{	642	{
605	short recalc_x, recalc_y;	643	short recalc_x, recalc_y;
606	int x, y, sb_w, mb_h, flags;	644	int x, y, flags;
607	unsigned int w, h;	645	unsigned int w, h;
608	unsigned int max_width, max_height;	646	unsigned int max_width, max_height;
609		647
610	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
611	TermWin.ncol, TermWin.nrow, szHint.width,
612	szHint.height));
613	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	648	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
614	szHint.win_gravity = NorthWestGravity;	649	szHint.win_gravity = NorthWestGravity;
615	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	650	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
616		651
617	recalc_x = recalc_y = 0;	652	recalc_x = recalc_y = 0;
618	flags = 0;	653	flags = 0;
		654
619	if (!parsed_geometry)	655	if (!parsed_geometry)
620	{	656	{
621	parsed_geometry = 1;	657	parsed_geometry = 1;
		658
622	if (rs[Rs_geometry])	659	if (rs[Rs_geometry])
623	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	660	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		661
624	if (flags & WidthValue)	662	if (flags & WidthValue)
625	{	663	{
626	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	664	if (!w)
		665	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		666
		667	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
627	szHint.flags |= USSize;	668	szHint.flags |= USSize;
628	}	669	}
		670
629	if (flags & HeightValue)	671	if (flags & HeightValue)
630	{	672	{
631	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	673	if (!h)
		674	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		675
		676	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
632	szHint.flags |= USSize;	677	szHint.flags |= USSize;
633	}	678	}
		679
634	if (flags & XValue)	680	if (flags & XValue)
635	{	681	{
636	szHint.x = x;	682	szHint.x = x;
637	szHint.flags |= USPosition;	683	szHint.flags |= USPosition;
		684
638	if (flags & XNegative)	685	if (flags & XNegative)
639	{	686	{
640	recalc_x = 1;	687	recalc_x = 1;
641	szHint.win_gravity = NorthEastGravity;	688	szHint.win_gravity = NorthEastGravity;
642	}	689	}
643	}	690	}
		691
644	if (flags & YValue)	692	if (flags & YValue)
645	{	693	{
646	szHint.y = y;	694	szHint.y = y;
647	szHint.flags |= USPosition;	695	szHint.flags |= USPosition;
		696
648	if (flags & YNegative)	697	if (flags & YNegative)
649	{	698	{
650	recalc_y = 1;	699	recalc_y = 1;
		700
651	if (szHint.win_gravity == NorthEastGravity)	701	if (szHint.win_gravity == NorthEastGravity)
652	szHint.win_gravity = SouthEastGravity;	702	szHint.win_gravity = SouthEastGravity;
653	else	703	else
654	szHint.win_gravity = SouthWestGravity;	704	szHint.win_gravity = SouthWestGravity;
655	}	705	}
656	}	706	}
657	}	707	}
658		708
659	/* TODO: BOUNDS */	709	/* TODO: BOUNDS */
660	TermWin.width = TermWin.ncol * TermWin.fwidth;	710	width = ncol * fwidth;
661	TermWin.height = TermWin.nrow * TermWin.fheight;	711	height = nrow * fheight;
662	max_width = MAX_COLS * TermWin.fwidth;	712	max_width = MAX_COLS * fwidth;
663	max_height = MAX_ROWS * TermWin.fheight;	713	max_height = MAX_ROWS * fheight;
664		714
665	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	715	szHint.base_width = szHint.base_height = 2 * int_bwidth;
666		716
667	sb_w = mb_h = 0;
668	window_vt_x = window_vt_y = TermWin.int_bwidth;	717	window_vt_x = window_vt_y = int_bwidth;
669		718
670	if (scrollbar_visible ())	719	if (scrollBar.state)
671	{	720	{
672	sb_w = scrollbar_TotalWidth ();	721	int sb_w = scrollBar.total_width ();
673	szHint.base_width += sb_w;	722	szHint.base_width += sb_w;
		723
674	if (!(options & Opt_scrollBar_right))	724	if (!option (Opt_scrollBar_right))
675	window_vt_x += sb_w;	725	window_vt_x += sb_w;
676	}	726	}
677		727
678	if (menubar_visible ())
679	{
680	mb_h = menuBar_TotalHeight ();
681	szHint.base_height += mb_h;
682	window_vt_y += mb_h;
683	}
684
685	szHint.width_inc = TermWin.fwidth;	728	szHint.width_inc = fwidth;
686	szHint.height_inc = TermWin.fheight;	729	szHint.height_inc = fheight;
687	szHint.min_width = szHint.base_width + szHint.width_inc;	730	szHint.min_width = szHint.base_width + szHint.width_inc;
688	szHint.min_height = szHint.base_height + szHint.height_inc;	731	szHint.min_height = szHint.base_height + szHint.height_inc;
689		732
690	if (width && width - szHint.base_width < max_width)	733	if (newwidth && newwidth - szHint.base_width < max_width)
691	{	734	{
692	szHint.width = width;	735	szHint.width = newwidth;
693	TermWin.width = width - szHint.base_width;	736	width = newwidth - szHint.base_width;
694	}	737	}
695	else	738	else
696	{	739	{
697	MIN_IT (TermWin.width, max_width);	740	min_it (width, max_width);
698	szHint.width = szHint.base_width + TermWin.width;	741	szHint.width = szHint.base_width + width;
699	}	742	}
700		743
701	if (height && height - szHint.base_height < max_height)	744	if (newheight && newheight - szHint.base_height < max_height)
702	{	745	{
703	szHint.height = height;	746	szHint.height = newheight;
704	TermWin.height = height - szHint.base_height;	747	height = newheight - szHint.base_height;
705	}	748	}
706	else	749	else
707	{	750	{
708	MIN_IT (TermWin.height, max_height);	751	min_it (height, max_height);
709	szHint.height = szHint.base_height + TermWin.height;	752	szHint.height = szHint.base_height + height;
710	}	753	}
711
712	if (scrollbar_visible () && (options & Opt_scrollBar_right))
713	window_sb_x = szHint.width - sb_w;
714		754
715	if (recalc_x)	755	if (recalc_x)
716	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	756	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
717	- szHint.width - 2 * TermWin.ext_bwidth);	757
718	if (recalc_y)	758	if (recalc_y)
719	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	759	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
720	- szHint.height - 2 * TermWin.ext_bwidth);
721		760
722	TermWin.ncol = TermWin.width / TermWin.fwidth;	761	ncol = width / fwidth;
723	TermWin.nrow = TermWin.height / TermWin.fheight;	762	nrow = height / fheight;
724	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	763
725	TermWin.ncol, TermWin.nrow, szHint.width,	764	// When the size of the vt window is not a multiple of the cell
726	szHint.height));	765	// size, i.e., when the wm does not honour our size hints, there are
727	return;	766	// extra areas not covered by the terminal screen. Such gaps, when a
		767	// bg pixmap is set, would have to be cleared manually to properly
		768	// refresh the background. We take the simpler route and shrink the
		769	// vt window so as to avoid creating gaps.
		770	vt_width = ncol * fwidth;
		771	vt_height = nrow * fheight;
728	}	772	}
729		773
730	/*----------------------------------------------------------------------*/	774	/*----------------------------------------------------------------------*/
731	/*	775	/*
732	* Tell the teletype handler what size the window is.	776	* Tell the teletype handler what size the window is.
733	* Called after a window size change.	777	* Called after a window size change.
734	*/	778	*/
735	void	779	void
736	rxvt_term::tt_winch ()	780	rxvt_term::tt_winch ()
737	{	781	{
738	if (pty.pty < 0)	782	if (pty->pty < 0)
739	return;	783	return;
740		784
741	struct winsize ws;	785	struct winsize ws;
742		786
743	ws.ws_col = TermWin.ncol;	787	ws.ws_col = ncol;
744	ws.ws_row = TermWin.nrow;	788	ws.ws_row = nrow;
745	ws.ws_xpixel = TermWin.width;	789	ws.ws_xpixel = vt_width;
746	ws.ws_ypixel = TermWin.height;	790	ws.ws_ypixel = vt_height;
747	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);	791	ioctl (pty->pty, TIOCSWINSZ, &ws);
748		792
749	#if 0	793	#if 0
750	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	794	// TIOCSWINSZ is supposed to do this automatically and correctly
751	if (cmd_pid) /* force through to the command */	795	if (cmd_pid) /* force through to the command */
752	kill (cmd_pid, SIGWINCH);	796	kill (-cmd_pid, SIGWINCH);
753	#endif	797	#endif
754	}	798	}
755		799
756	/*----------------------------------------------------------------------*/	800	/*----------------------------------------------------------------------*/
757	/* set_fonts () - load and set the various fonts	801	/* load and set the various fonts */
758	/*
759	* init = 1 - initialize
760	*
761	* fontname == FONT_UP - switch to bigger font
762	* fontname == FONT_DN - switch to smaller font
763	*/
764	bool	802	bool
765	rxvt_term::set_fonts ()	803	rxvt_term::set_fonts ()
766	{	804	{
767	rxvt_fontset *fs = new rxvt_fontset (this);	805	rxvt_fontset *fs = new rxvt_fontset (this);
768	rxvt_fontprop prop;	806	rxvt_fontprop prop;
…		…
775	return false;	813	return false;
776	}	814	}
777		815
778	#if ENABLE_STYLES	816	#if ENABLE_STYLES
779	for (int i = RS_styleCount; --i; )	817	for (int i = RS_styleCount; --i; )
780	if (TermWin.fontset[i] != TermWin.fontset[0])	818	if (fontset[i] != fontset[0])
781	delete TermWin.fontset[i];	819	delete fontset[i];
782	#endif	820	#endif
783		821
784	delete TermWin.fontset[0];	822	delete fontset[0];
785	TermWin.fontset[0] = fs;	823	fontset[0] = fs;
786		824
787	prop = (*fs)[1]->properties ();	825	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
		826	prop.width = max (prop.width + letterSpace, 1);
		827
788	fs->set_prop (prop);	828	fs->set_prop (prop, false);
789		829
790	TermWin.fwidth = prop.width;	830	fwidth = prop.width;
791	TermWin.fheight = prop.height;	831	fheight = prop.height + lineSpace;
792	TermWin.fweight = prop.weight;	832	fbase = prop.ascent;
793	TermWin.fslant = prop.slant;
794	TermWin.fbase = (*fs)[1]->ascent;
795		833
796	for (int style = 1; style < 4; style++)	834	for (int style = 1; style < 4; style++)
797	{	835	{
798	#if ENABLE_STYLES	836	#if ENABLE_STYLES
799	const char *res = rs[Rs_font + style];	837	const char *res = rs[Rs_font + style];
800		838
801	if (res && !*res)	839	if (res && !*res)
802	TermWin.fontset[style] = TermWin.fontset[0];	840	fontset[style] = fontset[0];
803	else	841	else
804	{	842	{
805	TermWin.fontset[style] = fs = new rxvt_fontset (this);	843	fontset[style] = fs = new rxvt_fontset (this);
806	rxvt_fontprop prop2 = prop;	844	rxvt_fontprop prop2 = prop;
807		845
808	if (res)	846	if (res)
809	prop2.weight = prop2.slant = rxvt_fontprop::unset;	847	{
		848	fs->populate (res);
		849	fs->set_prop (prop2, false);
		850	}
810	else	851	else
811	{	852	{
812	res = TermWin.fontset[0]->fontdesc;	853	fs->populate (fontset[0]->fontdesc);
813		854
814	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	855	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
815	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	856	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		857
		858	fs->set_prop (prop2, true);
816	}	859	}
817		860
818	fs->populate (res);
819	fs->set_prop (prop2);
820	}	861	}
821	#else	862	#else
822	TermWin.fontset[style] = TermWin.fontset[0];	863	fontset[style] = fontset[0];
823	#endif	864	#endif
824	}	865	}
825		866
826	if (TermWin.parent[0])	867	if (parent)
827	{	868	{
828	resize_all_windows (0, 0, 0);	869	resize_all_windows (0, 0, 0);
829	scr_remap_chars ();	870	scr_remap_chars ();
830	scr_touch (true);	871	scr_touch (true);
831	}	872	}
832		873
833	return true;	874	return true;
		875	}
		876
		877	void
		878	rxvt_term::set_string_property (Atom prop, const char *str, int len)
		879	{
		880	XChangeProperty (dpy, parent,
		881	prop, XA_STRING, 8, PropModeReplace,
		882	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		883	}
		884
		885	void
		886	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		887	{
		888	XTextProperty ct;
		889
		890	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		891	{
		892	XSetTextProperty (dpy, parent, &ct, prop);
		893	XFree (ct.value);
		894	}
		895	}
		896
		897	void
		898	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		899	{
		900	wchar_t *ws = rxvt_mbstowcs (str, len);
		901	char *s = rxvt_wcstoutf8 (ws);
		902
		903	XChangeProperty (dpy, parent,
		904	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		905	(const unsigned char *)s, strlen (s));
		906
		907	free (s);
		908	free (ws);
834	}	909	}
835		910
836	/*----------------------------------------------------------------------*/	911	/*----------------------------------------------------------------------*/
837	/*----------------------------------------------------------------------*/	912	/*----------------------------------------------------------------------*/
838	/* xterm sequences - title, iconName, color (exptl) */	913	/* xterm sequences - title, iconName, color (exptl) */
839	void	914	void
840	rxvt_term::set_title (const char *str)	915	rxvt_term::set_title (const char *str)
841	{	916	{
842	#ifdef SMART_WINDOW_TITLE	917	set_mbstring_property (XA_WM_NAME, str);
843	char *name;	918	#if ENABLE_EWMH
844		919	set_utf8_property (xa[XA_NET_WM_NAME], str);
845	if (!XFetchName (display->display, TermWin.parent[0], &name))
846	name = NULL;
847
848	if (name == NULL || strcmp (name, str))
849	#endif
850	XStoreName (display->display, TermWin.parent[0], str);
851
852	#ifdef SMART_WINDOW_TITLE
853	if (name)
854	XFree (name);
855	#endif	920	#endif
856	}	921	}
857		922
858	void	923	void
859	rxvt_term::set_icon_name (const char *str)	924	rxvt_term::set_icon_name (const char *str)
860	{	925	{
861	#ifdef SMART_WINDOW_TITLE	926	set_mbstring_property (XA_WM_ICON_NAME, str);
862	char *name;	927	#if ENABLE_EWMH
863		928	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
864	if (!XGetIconName (display->display, TermWin.parent[0], &name))
865	name = NULL;
866
867	if (name == NULL || strcmp (name, str))
868	#endif	929	#endif
869	XSetIconName (display->display, TermWin.parent[0], str);
870
871	#ifdef SMART_WINDOW_TITLE
872	if (name)
873	XFree (name);
874	#endif
875	}	930	}
876		931
		932	void
		933	rxvt_term::set_window_color (int idx, const char *color)
		934	{
877	#ifdef XTERM_COLOR_CHANGE	935	#ifdef XTERM_COLOR_CHANGE
878	void
879	rxvt_term::set_window_color (int idx, const char *color)
880	{
881	rxvt_color xcol;	936	rxvt_color xcol;
882	int i;
883		937
884	if (color == NULL || *color == '\0')	938	if (color == NULL || *color == '\0')
885	return;	939	return;
886		940
		941	color = strdup (color);
		942	allocated.push_back ((void *)color);
		943	rs[Rs_color + idx] = color;
		944
887	/* handle color aliases */	945	/* handle color aliases */
888	if (isdigit (*color))	946	if (isdigit (*color))
889	{	947	{
890	i = atoi (color);	948	int i = atoi (color);
		949
891	if (i >= 8 && i <= 15)	950	if (i >= 8 && i <= 15)
		951	{
892	{ /* bright colors */	952	/* bright colors */
893	i -= 8;
894	# ifndef NO_BRIGHTCOLOR
895	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	953	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
896	SET_PIXCOLOR (idx);
897	goto Done;	954	goto done;
898	# endif
899
900	}	955	}
		956
901	if (i >= 0 && i <= 7)	957	if (i >= 0 && i <= 7)
		958	{
902	{ /* normal colors */	959	/* normal colors */
903	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	960	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
904	SET_PIXCOLOR (idx);
905	goto Done;	961	goto done;
906	}	962	}
907	}	963	}
908		964
909	if (!rXParseAllocColor (& xcol, color))	965	set_color (xcol, color);
910	return;
911
912	/* XStoreColor (display->display, display->cmap, XColor*); */
913		966
914	/*	967	/*
915	* FIXME: should free colors here, but no idea how to do it so instead,	968	* FIXME: should free colors here, but no idea how to do it so instead,
916	* so just keep gobbling up the colormap	969	* so just keep gobbling up the colormap
917	*/	970	*/
918	# if 0
919	for (i = Color_Black; i <= Color_White; i++)
920	if (pix_colors[idx] == pix_colors[i])
921	break;
922	if (i > Color_White)
923	{
924	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
925	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
926	DisplayPlanes (display->display, display->screen));
927	}
928	# endif
929		971
930	pix_colors_focused[idx] = xcol;	972	pix_colors_focused[idx] = xcol;
931	SET_PIXCOLOR (idx);
932		973
933	/* XSetWindowAttributes attr; */
934	/* Cursor cursor; */
935	Done:	974	done:
936	#ifdef OFF_FOCUS_FADING
937	if (rs[Rs_fade])
938	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
939	#endif
940
941	/*TODO: handle Color_BD, scrollbar background, etc. */	975	/*TODO: handle Color_BD, scrollbar background, etc. */
942		976
		977	update_fade_color (idx);
943	recolour_cursor ();	978	recolour_cursor ();
944	scr_recolour ();	979	scr_recolour ();
		980	#endif /* XTERM_COLOR_CHANGE */
945	}	981	}
946
947	#else
948	# define set_window_color (idx,color) ((void)0)
949	#endif /* XTERM_COLOR_CHANGE */
950		982
951	void	983	void
952	rxvt_term::recolour_cursor ()	984	rxvt_term::recolour_cursor ()
953	{	985	{
954	XColor xcol[2];	986	XColor fg, bg;
955		987
956	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	988	(ISSET_PIXCOLOR (Color_pointer_fg)
957	? pix_colors_focused[Color_pointer_fg]	989	? pix_colors_focused[Color_pointer_fg]
958	: pix_colors_focused[Color_fg];	990	: pix_colors_focused[Color_fg]).get (fg);
		991
959	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	992	(ISSET_PIXCOLOR (Color_pointer_bg)
960	? pix_colors_focused[Color_pointer_bg]	993	? pix_colors_focused[Color_pointer_bg]
961	: pix_colors_focused[Color_bg];	994	: pix_colors_focused[Color_bg]).get (bg);
962		995
963	XQueryColors (display->display, display->cmap, xcol, 2);	996	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
964	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
965	}	997	}
966		998
967	/*----------------------------------------------------------------------*/	999	/*----------------------------------------------------------------------*/
968	/*	1000	/*
969	* find if fg/bg matches any of the normal (low-intensity) colors	1001	* find if fg/bg matches any of the normal (low-intensity) colors
970	*/	1002	*/
971	void	1003	char *
972	rxvt_term::set_colorfgbg ()	1004	rxvt_term::get_colorfgbg ()
973	{	1005	{
974	unsigned int i;	1006	unsigned int i;
975	const char *xpmb = "\0";	1007	const char *xpmb = "";
976	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1008	char fstr[] = "default";
		1009	char bstr[] = "default";
		1010	char *env_colorfgbg;
977		1011
978	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
979	strcpy (fstr, "default");
980	strcpy (bstr, "default");
981	for (i = Color_Black; i <= Color_White; i++)	1012	for (i = Color_Black; i <= Color_White; i++)
982	if (pix_colors[Color_fg] == pix_colors[i])	1013	if (pix_colors[Color_fg] == pix_colors[i])
983	{	1014	{
984	sprintf (fstr, "%d", (i - Color_Black));	1015	sprintf (fstr, "%d", i - Color_Black);
985	break;	1016	break;
986	}	1017	}
987		1018
988	for (i = Color_Black; i <= Color_White; i++)	1019	for (i = Color_Black; i <= Color_White; i++)
989	if (pix_colors[Color_bg] == pix_colors[i])	1020	if (pix_colors[Color_bg] == pix_colors[i])
990	{	1021	{
991	sprintf (bstr, "%d", (i - Color_Black));	1022	sprintf (bstr, "%d", i - Color_Black);
992	#ifdef XPM_BACKGROUND	1023	#if BG_IMAGE_FROM_FILE
993	xpmb = "default;";	1024	xpmb = "default;";
994	#endif	1025	#endif
995	break;	1026	break;
996	}	1027	}
997		1028
		1029	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
998	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1030	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		1031	return env_colorfgbg;
999	}	1032	}
1000		1033
1001	/*----------------------------------------------------------------------*/	1034	/*----------------------------------------------------------------------*/
1002	/*
1003	* Colour determination for low colour displays, routine from
1004	* Hans de Goede <hans@highrise.nl>
1005	*/
1006		1035
1007	int	1036	bool
1008	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1037	rxvt_term::set_color (rxvt_color &color, const char *name)
1009	{	1038	{
1010	if (!screen_in_out->set (display, colour))	1039	if (color.set (this, name))
1011	{
1012	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1013	return false;
1014	}
1015
1016	return true;	1040	return true;
		1041
		1042	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1043	return false;
		1044	}
		1045
		1046	void
		1047	rxvt_term::alias_color (int dst, int src)
		1048	{
		1049	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1017	}	1050	}
1018		1051
1019	/* -------------------------------------------------------------------- *	1052	/* -------------------------------------------------------------------- *
1020	* - WINDOW RESIZING - *	1053	* - WINDOW RESIZING - *
1021	* -------------------------------------------------------------------- */	1054	* -------------------------------------------------------------------- */
1022	void	1055	void
1023	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1056	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1024	{	1057	{
1025	int fix_screen;	1058	int fix_screen;
		1059	int old_width = szHint.width;
		1060	int old_height = szHint.height;
1026		1061
1027	#ifdef SMART_RESIZE
1028	int old_width = szHint.width, old_height = szHint.height;
1029	#endif
1030
1031	window_calc (width, height);	1062	window_calc (newwidth, newheight);
		1063
		1064	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1065
		1066	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1067	if (set_hint)
		1068	{
		1069	szHint.flags &= ~(PBaseSize | PResizeInc);
1032	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1070	XSetWMNormalHints (dpy, parent, &szHint);
		1071	szHint.flags |= PBaseSize | PResizeInc;
		1072	}
1033		1073
1034	if (!ignoreparent)	1074	if (!ignoreparent)
1035	{	1075	{
1036	#ifdef SMART_RESIZE	1076	#ifdef SMART_RESIZE
1037	/*	1077	/*
…		…
1041	int x, y, x1, y1;	1081	int x, y, x1, y1;
1042	int dx, dy;	1082	int dx, dy;
1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1083	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1044	Window unused_cr;	1084	Window unused_cr;
1045		1085
1046	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1086	XTranslateCoordinates (dpy, parent, display->root,
1047	0, 0, &x, &y, &unused_cr);	1087	0, 0, &x, &y, &unused_cr);
1048	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1088	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1089	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1050	/*	1090	/*
1051	* if display->root isn't the parent window, a WM will probably have offset	1091	* if display->root isn't the parent window, a WM will probably have offset
1052	* our position for handles and decorations. Counter it	1092	* our position for handles and decorations. Counter it
1053	*/	1093	*/
…		…
1055	{	1095	{
1056	x -= x1;	1096	x -= x1;
1057	y -= y1;	1097	y -= y1;
1058	}	1098	}
1059		1099
1060	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1100	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1061	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1101	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1062	dx = old_width - szHint.width;	1102	dx = old_width - szHint.width;
1063	dy = old_height - szHint.height;	1103	dy = old_height - szHint.height;
1064		1104
1065	/* Check position of the center of the window */	1105	/* Check position of the center of the window */
1066	if (x < x1) /* left half */	1106	if (x < x1) /* left half */
1067	dx = 0;	1107	dx = 0;
…		…
1070	if (y < y1) /* top half */	1110	if (y < y1) /* top half */
1071	dy = 0;	1111	dy = 0;
1072	else if (y == y1) /* exact center */	1112	else if (y == y1) /* exact center */
1073	dy /= 2;	1113	dy /= 2;
1074		1114
1075	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1115	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1076	szHint.width, szHint.height);	1116	szHint.width, szHint.height);
1077	#else	1117	#else
1078	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);	1118	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1079	#endif	1119	#endif
1080	}	1120	}
1081		1121
		1122	if (set_hint)
		1123	XSetWMNormalHints (dpy, parent, &szHint);
		1124
1082	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;	1125	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1083		1126
1084	if (fix_screen || width != old_width || height != old_height)	1127	if (fix_screen || newwidth != old_width || newheight != old_height)
1085	{	1128	{
1086	if (scrollbar_visible ())	1129	if (scrollBar.state)
1087	{	1130	scrollBar.resize ();
1088	XMoveResizeWindow (display->display, scrollBar.win,
1089	window_sb_x, 0,
1090	scrollbar_TotalWidth (), szHint.height);
1091	resize_scrollbar ();
1092	}
1093		1131
1094	if (menubar_visible ())
1095	XMoveResizeWindow (display->display, menuBar.win,
1096	window_vt_x, 0,
1097	TermWin_TotalWidth (), menuBar_TotalHeight ());
1098
1099	XMoveResizeWindow (display->display, TermWin.vt,	1132	XMoveResizeWindow (dpy, vt,
1100	window_vt_x, window_vt_y,	1133	window_vt_x, window_vt_y,
1101	TermWin_TotalWidth (), TermWin_TotalHeight ());	1134	vt_width, vt_height);
1102	scr_clear ();	1135
1103	#ifdef XPM_BACKGROUND	1136	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1104	resize_pixmap ();	1137
		1138	#ifdef HAVE_BG_PIXMAP
		1139	if (bg_window_size_sensitive ())
		1140	update_background ();
1105	#endif	1141	#endif
1106	}	1142	}
1107		1143
1108	if (fix_screen || old_height == 0)	1144	if (fix_screen || old_height == 0)
1109	{
1110	int curr_screen = -1;
1111	int old_ncol = prev_ncol;
1112
1113	/* scr_reset only works on the primary screen */
1114	if (old_height) /* this is not the first time through */
1115	{
1116	unsigned int ncol = TermWin.ncol;
1117	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1118	curr_screen = scr_change_screen (PRIMARY);
1119	TermWin.ncol = ncol;
1120	}
1121
1122	scr_reset ();	1145	scr_reset ();
1123		1146
1124	if (curr_screen >= 0) /* this is not the first time through */
1125	{
1126	scr_change_screen (curr_screen);
1127	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1128	}
1129	}
1130
1131	old_width = szHint.width;
1132	old_height = szHint.height;
1133
1134	#ifdef USE_XIM	1147	#if USE_XIM
1135	IMSetStatusPosition ();	1148	im_set_position ();
1136	#endif	1149	#endif
1137	}	1150	}
1138		1151
1139	/*	1152	/*
1140	* Set the width/height of the vt window in characters. Units are pixels.	1153	* Set the width/height of the vt window in characters. Units are pixels.
1141	* good for toggling 80/132 columns	1154	* good for toggling 80/132 columns
1142	*/	1155	*/
1143	void	1156	void
1144	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1157	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1145	{	1158	{
1146	XWindowAttributes wattr;	1159	XWindowAttributes wattr;
1147		1160
1148	if (width == 0 || height == 0)	1161	if (newwidth == 0 || newheight == 0)
1149	{	1162	{
1150	XGetWindowAttributes (display->display, display->root, &wattr);	1163	XGetWindowAttributes (dpy, display->root, &wattr);
		1164
1151	if (width == 0)	1165	if (newwidth == 0)
1152	width = wattr.width - szHint.base_width;	1166	newwidth = wattr.width - szHint.base_width;
1153	if (height == 0)	1167	if (newheight == 0)
1154	height = wattr.height - szHint.base_height;	1168	newheight = wattr.height - szHint.base_height;
1155	}
1156
1157	if (width != TermWin.width || height != TermWin.height)
1158	{	1169	}
		1170
		1171	if (newwidth != vt_width || newheight != vt_height)
		1172	{
1159	width += szHint.base_width;	1173	newwidth += szHint.base_width;
1160	height += szHint.base_height;	1174	newheight += szHint.base_height;
1161	resize_all_windows (width, height, 0);	1175	resize_all_windows (newwidth, newheight, 0);
1162	}	1176	}
1163	}	1177	}
1164		1178
1165	/* -------------------------------------------------------------------- *	1179	/* -------------------------------------------------------------------- *
1166	* - X INPUT METHOD ROUTINES - *	1180	* - X INPUT METHOD ROUTINES - *
1167	* -------------------------------------------------------------------- */	1181	* -------------------------------------------------------------------- */
1168	#ifdef USE_XIM	1182	#if USE_XIM
1169		1183
1170	void	1184	void
1171	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1185	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1172	{	1186	{
1173	fg = pix_colors[Color_fg];	1187	fg = pix_colors [Color_fg];
1174	bg = pix_colors[Color_bg];	1188	bg = pix_colors [Color_bg];
1175	}	1189	}
1176		1190
1177	void	1191	void
1178	rxvt_term::im_set_size (XRectangle &size)	1192	rxvt_term::im_set_size (XRectangle &size)
1179	{	1193	{
1180	// the int_bwidth terms make no sense to me	1194	// the int_bwidth terms make no sense to me
1181	size.x = TermWin.int_bwidth;	1195	size.x = int_bwidth;
1182	size.y = TermWin.int_bwidth;	1196	size.y = int_bwidth;
1183	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;	1197	size.width = Width2Pixel (ncol) + int_bwidth;
1184	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;	1198	size.height = Height2Pixel (nrow) + int_bwidth;
1185	}	1199	}
1186		1200
1187	void	1201	void
1188	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,	1202	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1189	XRectangle &status_rect,	1203	XRectangle &status_rect,
1190	const XRectangle &needed_rect)	1204	const XRectangle &needed_rect)
1191	{	1205	{
1192	preedit_rect.x = needed_rect.width;	1206	preedit_rect.x = needed_rect.width;
1193	preedit_rect.y = 0;	1207	preedit_rect.y = 0;
1194	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;	1208	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1195	preedit_rect.height = TermWin.fheight;	1209	preedit_rect.height = fheight;
1196		1210
1197	status_rect.x = 0;	1211	status_rect.x = 0;
1198	status_rect.y = 0;	1212	status_rect.y = 0;
1199	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;	1213	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1200	status_rect.height = TermWin.fheight;	1214	status_rect.height = fheight;
1201	}	1215	}
1202		1216
1203	/* Checking whether input method is running. */	1217	/* Checking whether input method is running. */
1204	bool	1218	bool
1205	rxvt_term::IMisRunning ()	1219	rxvt_term::im_is_running ()
1206	{	1220	{
1207	char *p;
1208	Atom atom;	1221	Atom atom;
1209	Window win;	1222	Window win;
1210	char server[IMBUFSIZ];	1223	char server[IMBUFSIZ];
1211		1224
1212	/* get current locale modifier */	1225	/* get current locale modifier */
1213	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1226	if (char *p = XSetLocaleModifiers (0))
1214	{	1227	{
1215	strcpy (server, "@server=");	1228	strcpy (server, "@server=");
1216	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1229	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1217		1230
1218	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1231	if (p = strchr (server + 1, '@')) /* first one only */
1219	*p = '\0';	1232	*p = '\0';
1220		1233
1221	atom = XInternAtom (display->display, server, False);	1234	atom = XInternAtom (dpy, server, False);
1222	win = XGetSelectionOwner (display->display, atom);	1235	win = XGetSelectionOwner (dpy, atom);
1223		1236
1224	if (win != None)	1237	if (win != None)
1225	return True;	1238	return true;
1226	}	1239	}
1227		1240
1228	return False;	1241	return false;
1229	}	1242	}
1230		1243
1231	void	1244	void
1232	rxvt_term::IMSendSpot ()	1245	rxvt_term::im_send_spot ()
1233	{	1246	{
1234	XPoint nspot;	1247	XPoint nspot;
1235	XVaNestedList preedit_attr;	1248	XVaNestedList preedit_attr;
1236		1249
1237	if (!Input_Context	1250	if (!Input_Context
1238	|| !TermWin.focus	1251	|| !focus
1239	|| !(input_style & XIMPreeditPosition))	1252	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1240	return;	1253	return;
1241		1254
1242	im_set_position (nspot);	1255	im_set_position (nspot);
1243		1256
1244	if (nspot.x == spot.x && nspot.y == spot.y)	1257	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1263	input_method = 0;	1276	input_method = 0;
1264	}	1277	}
1265		1278
1266	Input_Context = 0;	1279	Input_Context = 0;
1267	}	1280	}
		1281
		1282	#ifdef ENABLE_XIM_ONTHESPOT
		1283
		1284	static void
		1285	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1286	{
		1287	((rxvt_term *)client_data)->make_current ();
		1288	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1289	}
		1290
		1291	static void
		1292	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1293	{
		1294	((rxvt_term *)client_data)->make_current ();
		1295	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1296	}
		1297
		1298	static void
		1299	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1300	{
		1301	rxvt_term *term = (rxvt_term *)client_data;
		1302	XIMText *text = call_data->text;
		1303
		1304	term->make_current ();
		1305
		1306	if (text)
		1307	{
		1308	wchar_t *str;
		1309
		1310	if (!text->encoding_is_wchar && text->string.multi_byte)
		1311	{
		1312	// of course, X makes it ugly again
		1313	if (term->rs[Rs_imLocale])
		1314	SET_LOCALE (term->rs[Rs_imLocale]);
		1315
		1316	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1317	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1318
		1319	if (term->rs[Rs_imLocale])
		1320	SET_LOCALE (term->locale);
		1321	}
		1322	else
		1323	str = text->string.wide_char;
		1324
		1325	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1326	DT_INT, call_data->caret,
		1327	DT_INT, call_data->chg_first,
		1328	DT_INT, call_data->chg_length,
		1329	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1330	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1331	DT_END));
		1332	}
		1333	else
		1334	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1335	DT_INT, call_data->caret,
		1336	DT_INT, call_data->chg_first,
		1337	DT_INT, call_data->chg_length,
		1338	DT_END));
		1339	}
		1340
		1341	#if 0
		1342	static void
		1343	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1344	{
		1345	((rxvt_term *)client_data)->make_current ();
		1346	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1347	DT_INT, call_data->position,
		1348	DT_INT, call_data->direction,
		1349	DT_INT, call_data->style,
		1350	DT_END));
		1351	}
		1352	#endif
		1353
		1354	#endif
1268		1355
1269	/*	1356	/*
1270	* Try to open a XIM with the current modifiers, then see if we can	1357	* Try to open a XIM with the current modifiers, then see if we can
1271	* open a suitable preedit type	1358	* open a suitable preedit type
1272	*/	1359	*/
1273	bool	1360	bool
1274	rxvt_term::IM_get_IC (const char *modifiers)	1361	rxvt_term::im_get_ic (const char *modifiers)
1275	{	1362	{
1276	int i, j, found;	1363	int i, j, found;
1277	XIM xim;	1364	XIM xim;
1278	XPoint spot;	1365	XPoint spot;
1279	XRectangle rect, status_rect, needed_rect;	1366	XRectangle rect, status_rect, needed_rect;
1280	unsigned long fg, bg;	1367	unsigned long fg, bg;
1281	const char *p;	1368	const char *p;
1282	char **s;	1369	char **s;
1283	XIMStyles *xim_styles;	1370	XIMStyles *xim_styles;
1284		1371
		1372	set_environ (envv);
		1373
1285	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1374	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1286	return false;	1375	return false;
1287		1376
1288	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1289	input_method = display->get_xim (locale, modifiers);	1377	input_method = display->get_xim (locale, modifiers);
1290	if (input_method == NULL)	1378	if (input_method == NULL)
1291	return false;	1379	return false;
1292		1380
1293	xim = input_method->xim;	1381	xim = input_method->xim;
…		…
1308	p = pet[pi];	1396	p = pet[pi];
1309		1397
1310	if (!p)	1398	if (!p)
1311	continue;	1399	continue;
1312		1400
1313	s = rxvt_splitcommastring (p);	1401	s = rxvt_strsplit (',', p);
1314		1402
1315	for (i = found = 0; !found && s[i]; i++)	1403	for (i = found = 0; !found && s[i]; i++)
1316	{	1404	{
1317	if (!strcmp (s[i], "OverTheSpot"))	1405	if (!strcmp (s[i], "OverTheSpot"))
1318	input_style = (XIMPreeditPosition | XIMStatusNothing);	1406	input_style = XIMPreeditPosition | XIMStatusNothing;
1319	else if (!strcmp (s[i], "OffTheSpot"))	1407	else if (!strcmp (s[i], "OffTheSpot"))
1320	input_style = (XIMPreeditArea | XIMStatusArea);	1408	input_style = XIMPreeditArea | XIMStatusArea;
1321	else if (!strcmp (s[i], "Root"))	1409	else if (!strcmp (s[i], "Root"))
1322	input_style = (XIMPreeditNothing | XIMStatusNothing);	1410	input_style = XIMPreeditNothing | XIMStatusNothing;
1323	else if (!strcmp (s[i], "None"))	1411	else if (!strcmp (s[i], "None"))
1324	input_style = (XIMPreeditNone | XIMStatusNone);	1412	input_style = XIMPreeditNone | XIMStatusNone;
		1413	#ifdef ENABLE_XIM_ONTHESPOT
		1414	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1415	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1416	#endif
		1417	else
		1418	input_style = XIMPreeditNothing | XIMStatusNothing;
1325		1419
1326	for (j = 0; j < xim_styles->count_styles; j++)	1420	for (j = 0; j < xim_styles->count_styles; j++)
1327	if (input_style == xim_styles->supported_styles[j])	1421	if (input_style == xim_styles->supported_styles[j])
1328	{	1422	{
1329	rxvt_freecommastring (s);	1423	rxvt_free_strsplit (s);
1330		1424
1331	found = 1;	1425	found = 1;
1332	goto foundpet;	1426	goto foundpet;
1333	}	1427	}
1334		1428
1335	}	1429	}
1336		1430
1337	rxvt_freecommastring (s);	1431	rxvt_free_strsplit (s);
1338	}	1432	}
1339		1433
1340	foundpet:	1434	foundpet:
1341		1435
1342	XFree (xim_styles);	1436	XFree (xim_styles);
…		…
1363	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1457	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1364	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1458	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1365	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1459	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1366	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"	1460	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1367	"*",	1461	"*",
1368	TermWin.fheight,	1462	fheight,
1369	TermWin.fheight + 1, TermWin.fheight - 1,	1463	fheight + 1, fheight - 1,
1370	TermWin.fheight - 2, TermWin.fheight + 2);	1464	fheight - 2, fheight + 2);
1371		1465
1372	fs = XCreateFontSet (display->display, pat,	1466	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1373	&missing_charset_list, &missing_charset_count, &def_string);	1467	&missing_charset_list, &missing_charset_count, &def_string);
1374		1468
1375	if (missing_charset_list)	1469	if (missing_charset_list)
1376	XFreeStringList (missing_charset_list);	1470	XFreeStringList (missing_charset_list);
1377		1471
…		…
1418	XNBackground, bg,	1512	XNBackground, bg,
1419	XNArea, &status_rect,	1513	XNArea, &status_rect,
1420	XNFontSet, fs,	1514	XNFontSet, fs,
1421	NULL);	1515	NULL);
1422	}	1516	}
		1517	#if ENABLE_XIM_ONTHESPOT
		1518	else if (input_style & XIMPreeditCallbacks)
		1519	{
		1520	XIMCallback xcb[4];
		1521
		1522	im_set_position (spot);
		1523
		1524	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1525	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1526	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1527	# if 0
		1528	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1529	# endif
		1530
		1531	preedit_attr = XVaCreateNestedList (0,
		1532	XNSpotLocation, &spot,
		1533	XNPreeditStartCallback, &xcb[0],
		1534	XNPreeditDoneCallback , &xcb[1],
		1535	XNPreeditDrawCallback , &xcb[2],
		1536	# if 0
		1537	XNPreeditCaretCallback, &xcb[3],
		1538	# endif
		1539	NULL);
		1540	}
		1541	#endif
1423		1542
1424	Input_Context = XCreateIC (xim,	1543	Input_Context = XCreateIC (xim,
1425	XNInputStyle, input_style,	1544	XNInputStyle, input_style,
1426	XNClientWindow, TermWin.vt,	1545	XNClientWindow, vt,
1427	XNFocusWindow, TermWin.parent[0],	1546	XNFocusWindow, parent,
1428	preedit_attr ? XNPreeditAttributes : NULL,	1547	preedit_attr ? XNPreeditAttributes : NULL,
1429	preedit_attr,	1548	preedit_attr,
1430	status_attr ? XNStatusAttributes : NULL,	1549	status_attr ? XNStatusAttributes : NULL,
1431	status_attr, NULL);	1550	status_attr, NULL);
1432		1551
1433	if (preedit_attr) XFree (preedit_attr);	1552	if (preedit_attr) XFree (preedit_attr);
1434	if (status_attr) XFree (status_attr);	1553	if (status_attr) XFree (status_attr);
1435	if (fs) XFreeFontSet (display->display, fs);	1554	if (fs) XFreeFontSet (dpy, fs);
1436		1555
1437	if (Input_Context == NULL)	1556	if (Input_Context == NULL)
1438	{	1557	{
1439	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1558	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1440	im_destroy ();	1559	im_destroy ();
1441	return false;	1560	return false;
1442	}	1561	}
1443		1562
1444	if (input_style & XIMPreeditArea)	1563	#if 0
1445	IMSetStatusPosition ();	1564	// unfortunately, only the focus window is used by XIM, hard to fix
		1565	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1566	vt_select_input ();
		1567	#endif
1446		1568
1447	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1569	im_set_position ();
		1570
1448	return true;	1571	return true;
1449	}	1572	}
1450		1573
1451	void	1574	void
1452	rxvt_term::im_cb ()	1575	rxvt_term::im_cb ()
1453	{	1576	{
1454	int i, found, had_im;	1577	int i;
1455	const char *p;	1578	const char *p;
1456	char **s;	1579	char **s;
1457	char buf[IMBUFSIZ];	1580	char buf[IMBUFSIZ];
1458		1581
		1582	make_current ();
		1583
1459	im_destroy ();	1584	im_destroy ();
1460		1585
1461	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1462	if (Input_Context)	1586	if (Input_Context)
1463	return;	1587	return;
1464		1588
1465	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1466	if (rs[Rs_imLocale])	1589	if (rs[Rs_imLocale])
1467	SET_LOCALE (rs[Rs_imLocale]);	1590	SET_LOCALE (rs[Rs_imLocale]);
1468	#endif
1469		1591
1470	p = rs[Rs_inputMethod];	1592	p = rs[Rs_inputMethod];
1471	if (p && *p)	1593	if (p && *p)
1472	{	1594	{
1473	bool found = false;	1595	bool found = false;
1474		1596
1475	s = rxvt_splitcommastring (p);	1597	s = rxvt_strsplit (',', p);
1476		1598
1477	for (i = 0; s[i]; i++)	1599	for (i = 0; s[i]; i++)
1478	{	1600	{
1479	if (*s[i])	1601	if (*s[i])
1480	{	1602	{
1481	strcpy (buf, "@im=");	1603	strcpy (buf, "@im=");
1482	strncat (buf, s[i], IMBUFSIZ - 5);	1604	strncat (buf, s[i], IMBUFSIZ - 5);
1483	if (IM_get_IC (buf))	1605	if (im_get_ic (buf))
1484	{	1606	{
1485	found = true;	1607	found = true;
1486	break;	1608	break;
1487	}	1609	}
1488	}	1610	}
1489	}	1611	}
1490		1612
1491	rxvt_freecommastring (s);	1613	rxvt_free_strsplit (s);
1492		1614
1493	if (found)	1615	if (found)
1494	goto done;	1616	goto done;
1495	}	1617	}
1496		1618
1497	/* try with XMODIFIERS env. var. */	1619	/* try with XMODIFIERS env. var. */
1498	if (IM_get_IC (""))	1620	if (im_get_ic (""))
1499	goto done;	1621	goto done;
1500		1622
1501	/* try with no modifiers base IF the user didn't specify an IM */	1623	/* try with no modifiers base IF the user didn't specify an IM */
1502	if (IM_get_IC ("@im=none"))	1624	if (im_get_ic ("@im=none"))
1503	goto done;	1625	goto done;
1504		1626
1505	done:	1627	done:
1506	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1507	if (rs[Rs_imLocale])	1628	if (rs[Rs_imLocale])
1508	SET_LOCALE (locale);	1629	SET_LOCALE (locale);
1509	#endif
1510	}	1630	}
1511		1631
1512	void	1632	void
1513	rxvt_term::IMSetStatusPosition ()	1633	rxvt_term::im_set_position ()
1514	{	1634	{
1515	XRectangle preedit_rect, status_rect, *needed_rect;	1635	XRectangle preedit_rect, status_rect, *needed_rect;
1516	XVaNestedList preedit_attr, status_attr;	1636	XVaNestedList preedit_attr, status_attr;
1517		1637
1518	if (!Input_Context	1638	if (!Input_Context
1519	|| !TermWin.focus	1639	|| !focus
1520	|| !(input_style & XIMPreeditArea)	1640	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1521	|| !IMisRunning ())	1641	|| !im_is_running ())
1522	return;	1642	return;
1523		1643
		1644	if (input_style & XIMPreeditPosition)
		1645	{
		1646	im_set_size (preedit_rect);
		1647	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1648
		1649	XSetICValues (Input_Context,
		1650	XNPreeditAttributes, preedit_attr, NULL);
		1651	}
		1652	else
		1653	{
1524	/* Getting the necessary width of preedit area */	1654	/* Getting the necessary width of preedit area */
1525	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1655	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1526	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1656	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1527	XFree (status_attr);	1657	XFree (status_attr);
1528		1658
1529	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1659	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1530	XFree (needed_rect);	1660	XFree (needed_rect);
1531		1661
1532	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1662	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1533	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1663	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1534		1664
1535	XSetICValues (Input_Context,	1665	XSetICValues (Input_Context,
1536	XNPreeditAttributes, preedit_attr,	1666	XNPreeditAttributes, preedit_attr,
1537	XNStatusAttributes, status_attr, NULL);	1667	XNStatusAttributes, status_attr,
		1668	NULL);
1538		1669
		1670	XFree (status_attr);
		1671	}
		1672
1539	XFree (preedit_attr);	1673	XFree (preedit_attr);
1540	XFree (status_attr);
1541	}	1674	}
1542	#endif /* USE_XIM */	1675	#endif /* USE_XIM */
1543		1676
1544	/*----------------------------------------------------------------------*/	1677	void
1545	rxvt_t rxvt_current_term;	1678	rxvt_term::get_window_origin (int &x, int &y)
		1679	{
		1680	Window cr;
		1681	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1682	}
		1683
		1684	#ifdef HAVE_BG_PIXMAP
		1685
		1686	void
		1687	rxvt_term::update_background ()
		1688	{
		1689	if (update_background_ev.is_active ())
		1690	return;
		1691
		1692	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1693
		1694	if (to_wait <= 0.)
		1695	bg_render ();
		1696	else
		1697	update_background_ev.start (to_wait);
		1698	}
		1699
		1700	void
		1701	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1702	{
		1703	make_current ();
		1704
		1705	update_background_ev.stop ();
		1706	bg_render ();
		1707	refresh_check ();
		1708	}
		1709
		1710	#endif /* HAVE_BG_PIXMAP */
1546		1711
1547	/*----------------------- end-of-file (C source) -----------------------*/	1712	/*----------------------- end-of-file (C source) -----------------------*/

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