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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.40 by pcg, Sun Feb 22 08:09:38 2004 UTC vs.
Revision 1.186 by root, Tue Jan 17 15:41:33 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*;	1	/*--------------------------------*-C-*---------------------------------*
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>
7	* - original version	7	* - original version
…		…
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) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
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 "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	#include <cstring>	51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		52	static uid_t saved_euid;
		53	static gid_t saved_egid;
		54	#endif
48		55
		56	bool
		57	rxvt_tainted ()
		58	{
		59	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		60	return getuid () != saved_euid || getgid () != saved_egid;
		61	#else
		62	return false;
		63	#endif
		64	}
		65
		66	vector<rxvt_term *> rxvt_term::termlist;
		67
49	static char curlocale[128];	68	static char curlocale[128], savelocale[128];
50		69
51	void	70	bool
52	rxvt_set_locale (const char *locale)	71	rxvt_set_locale (const char *locale)
53	{	72	{
54	if (locale && STRNCMP (locale, curlocale, 128))	73	if (!locale || !strncmp (locale, curlocale, 128))
55	{	74	return false;
		75
56	STRNCPY (curlocale, locale, 128);	76	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	77	setlocale (LC_CTYPE, curlocale);
58	}	78	return true;
59	}	79	}
60		80
61	void *	81	void
62	rxvt_term::operator new (size_t s)	82	rxvt_push_locale (const char *locale)
63	{	83	{
64	void *p = malloc (s);	84	strcpy (savelocale, curlocale);
		85	rxvt_set_locale (locale);
		86	}
65		87
66	MEMSET (p, 0, s);	88	void
		89	rxvt_pop_locale ()
		90	{
		91	rxvt_set_locale (savelocale);
		92	}
		93
		94	#if ENABLE_COMBINING
		95	class rxvt_composite_vec rxvt_composite;
		96
		97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		98	{
		99	compose_char *cc;
		100
		101	// break compose chains, as stupid readline really likes to duplicate
		102	// composing characters for some reason near the end of a line.
		103	cc = (*this)[c1];
		104	while (cc)
		105	{
		106	if (cc->c2 == c2) return c1;
		107	cc = (*this)[cc->c1];
		108	}
		109
		110	// check to see wether this combination already exists otherwise
		111	for (cc = v.end (); cc-- > v.begin (); )
		112	{
		113	if (cc->c1 == c1 && cc->c2 == c2)
		114	return COMPOSE_LO + (cc - v.begin ());
		115	}
		116
		117	// allocate a new combination
		118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		119	{
		120	static int seen;
		121
		122	if (!seen++)
		123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		124
		125	return REPLACEMENT_CHAR;
		126	}
		127
		128	v.push_back (compose_char (c1, c2));
		129
		130	return v.size () - 1 + COMPOSE_LO;
		131	}
		132
		133	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		134	{
		135	compose_char *cc = (*this)[c];
		136
		137	if (!cc)
		138	{
		139	if (r) *r = c;
		140	return 1;
		141	}
		142
		143	int len = expand (cc->c1, r);
		144
		145	if (r) r += len;
		146
		147	if (cc->c2 != NOCHAR)
		148	{
		149	len++;
		150	if (r) *r++ = cc->c2;
		151	}
		152
67	return p;	153	return len;
68	}
69		154
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	155	}
		156	#endif
75		157
76	rxvt_term::rxvt_term ()	158	rxvt_term::rxvt_term ()
77	:	159	:
		160	#if TRANSPARENT
78	rootwin_ev (this, &rxvt_term::rootwin_cb),	161	rootwin_ev (this, &rxvt_term::rootwin_cb),
		162	#endif
		163	#ifdef HAVE_SCROLLBARS
		164	scrollbar_ev (this, &rxvt_term::x_cb),
		165	#endif
		166	#ifdef CURSOR_BLINK
		167	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		168	#endif
		169	#ifdef TEXT_BLINK
		170	text_blink_ev (this, &rxvt_term::text_blink_cb),
		171	#endif
		172	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		173	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		174	#endif
		175	#ifdef SELECTION_SCROLLING
		176	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		177	#endif
		178	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		179	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		180	#endif
		181	#ifdef POINTER_BLANK
		182	pointer_ev (this, &rxvt_term::pointer_cb),
		183	#endif
		184	#ifdef USE_XIM
		185	im_ev (this, &rxvt_term::im_cb),
		186	#endif
79	termwin_ev (this, &rxvt_term::x_cb),	187	termwin_ev (this, &rxvt_term::x_cb),
80	vt_ev (this, &rxvt_term::x_cb),	188	vt_ev (this, &rxvt_term::x_cb),
81	#ifdef HAVE_SCROLLBARS
82	scrollbar_ev (this, &rxvt_term::x_cb),
83	#endif
84	#ifdef MENUBAR
85	menubar_ev (this, &rxvt_term::x_cb), fixme
86	#endif
87	#ifdef CURSOR_BLINK
88	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89	#endif
90	#ifdef TEXT_BLINK
91	text_blink_ev (this, &rxvt_term::text_blink_cb),
92	#endif
93	#ifdef POINTER_BLANK
94	pointer_ev (this, &rxvt_term::pointer_cb),
95	#endif
96	#ifdef USE_XIM
97	im_ev (this, &rxvt_term::im_cb),
98	#endif
99	check_ev (this, &rxvt_term::check_cb),	189	check_ev (this, &rxvt_term::check_cb),
		190	flush_ev (this, &rxvt_term::flush_cb),
100	destroy_ev (this, &rxvt_term::destroy_cb),	191	destroy_ev (this, &rxvt_term::destroy_cb),
101	pty_ev (this, &rxvt_term::pty_cb),	192	pty_ev (this, &rxvt_term::pty_cb),
102	incr_ev (this, &rxvt_term::incr_cb)	193	incr_ev (this, &rxvt_term::incr_cb)
103	{	194	{
104	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201
		202	if (!keyboard)
		203	rxvt_fatal ("out of memory, aborting.\n");
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void rxvt_term::emergency_cleanup ()
		210	{
		211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
		213
		214	delete pty; pty = 0;
105	}	215	}
106		216
107	rxvt_term::~rxvt_term ()	217	rxvt_term::~rxvt_term ()
108	{	218	{
109	if (cmd_fd >= 0)	219	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
110	close (cmd_fd);
111		220
112	#ifndef NO_SETOWNER_TTYDEV	221	termlist.erase (find (termlist.begin (), termlist.end(), this));
113	privileged_ttydev (RESTORE);
114	#endif
115	#ifdef UTMP_SUPPORT
116	privileged_utmp (RESTORE);
117	#endif
118		222
		223	emergency_cleanup ();
		224
		225	#if ENABLE_STYLES
		226	for (int i = RS_styleCount; --i; )
		227	if (fontset[i] != fontset[0])
		228	delete fontset[i];
		229	#endif
119	delete TermWin.fontset;	230	delete fontset[0];
120		231
121	if (display)	232	if (display)
		233	{
		234	dDisp;
		235
		236	selection_clear ();
		237
		238	#ifdef USE_XIM
		239	im_destroy ();
		240	#endif
		241	#ifdef XTERM_SCROLLBAR
		242	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		243	if (ShadowGC) XFreeGC (disp, ShadowGC);
		244	#endif
		245	#ifdef PLAIN_SCROLLBAR
		246	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		247	#endif
		248	#ifdef NEXT_SCROLLBAR
		249	if (blackGC) XFreeGC (disp, blackGC);
		250	if (whiteGC) XFreeGC (disp, whiteGC);
		251	if (grayGC) XFreeGC (disp, grayGC);
		252	if (darkGC) XFreeGC (disp, darkGC);
		253	if (stippleGC) XFreeGC (disp, stippleGC);
		254	if (dimple) XFreePixmap (disp, dimple);
		255	if (upArrow) XFreePixmap (disp, upArrow);
		256	if (downArrow) XFreePixmap (disp, downArrow);
		257	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		258	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		259	#endif
		260	#ifdef RXVT_SCROLLBAR
		261	if (topShadowGC) XFreeGC (disp, topShadowGC);
		262	if (botShadowGC) XFreeGC (disp, botShadowGC);
		263	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		264	#endif
		265	if (gc) XFreeGC (disp, gc);
		266
		267	delete drawable;
		268	// destroy all windows
122	if (TermWin.parent[0])	269	if (parent[0])
123	XDestroyWindow (display->display, TermWin.parent[0]);	270	XDestroyWindow (disp, parent[0]);
		271	}
124		272
125	// TODO: free pixcolours, colours should become part of rxvt_display	273	// TODO: free pixcolours, colours should become part of rxvt_display
126		274	delete pix_colors_focused;
127	delete PixColors;	275	#if OFF_FOCUS_FADING
		276	delete pix_colors_unfocused;
		277	#endif
128		278
129	displays.put (display);	279	displays.put (display);
130		280
131	scr_release ();	281	scr_release ();
132		282
		283	/* clear all resources */
		284	for (int i = 0; i < allocated.size (); i++)
		285	free (allocated [i]);
		286
		287	free (selection.text);
		288	// TODO: manage env vars in child only(!)
133	free (env_windowid);	289	free (env_windowid);
134	free (env_display);	290	free (env_display);
135	free (env_term);	291	free (env_term);
136	free (env_colorfgbg);	292	free (env_colorfgbg);
137	free (locale);	293	free (locale);
138	free (codeset);	294	free (v_buffer);
		295	free (incr_buf);
139		296
140	delete envv;	297	delete envv;
141	delete argv;	298	delete argv;
		299
		300	#ifdef KEYSYM_RESOURCE
		301	delete keyboard;
		302	#endif
		303	}
		304
		305	void
		306	rxvt_term::child_exit ()
		307	{
		308	cmd_pid = 0;
		309
		310	if (!OPTION (Opt_hold))
		311	destroy ();
142	}	312	}
143		313
144	void	314	void
145	rxvt_term::destroy ()	315	rxvt_term::destroy ()
146	{	316	{
		317	if (destroy_ev.active)
		318	return;
		319
		320	#if ENABLE_OVERLAY
		321	scr_overlay_off ();
		322	#endif
		323
147	if (display)	324	if (display)
148	{	325	{
		326	#if USE_XIM
		327	im_ev.stop (display);
		328	#endif
		329	#if HAVE_SCROLLBARS
		330	scrollbar_ev.stop (display);
		331	#endif
		332	#if TRANSPARENT
149	rootwin_ev.stop (display);	333	rootwin_ev.stop (display);
		334	#endif
		335	incr_ev.stop ();
150	termwin_ev.stop (display);	336	termwin_ev.stop (display);
151	vt_ev.stop (display);	337	vt_ev.stop (display);
152	#ifdef USE_XIM
153	im_destroy ();
154	im_ev.stop (display);
155	#endif
156	#ifdef HAVE_SCROLLBARS
157	scrollbar_ev.stop (display);
158	#endif
159	#ifdef MENUBAR
160	menubar_ev.stop (display);
161	#endif
162	}	338	}
163		339
164	check_ev.stop ();	340	check_ev.stop ();
165	pty_ev.stop ();	341	pty_ev.stop ();
166	#ifdef CURSOR_BLINK	342	#ifdef CURSOR_BLINK
167	cursor_blink_ev.stop ();	343	cursor_blink_ev.stop ();
168	#endif	344	#endif
169	#ifdef TEXT_BLINK	345	#ifdef TEXT_BLINK
170	text_blink_ev.stop ();	346	text_blink_ev.stop ();
171	#endif	347	#endif
		348	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		349	cont_scroll_ev.stop ();
		350	#endif
		351	#ifdef SELECTION_SCROLLING
		352	sel_scroll_ev.stop ();
		353	#endif
172	#ifdef POINTER_BLANK	354	#ifdef POINTER_BLANK
173	pointer_ev.stop ();	355	pointer_ev.stop ();
174	#endif	356	#endif
175		357
176	destroy_ev.start (0);	358	destroy_ev.start (0);
177	}	359	}
178		360
179	void	361	void
180	rxvt_term::destroy_cb (time_watcher &w)	362	rxvt_term::destroy_cb (time_watcher &w)
181	{	363	{
182	SET_R (this);	364	make_current ();
183		365
184	delete this;	366	delete this;
185	}	367	}
186		368
187	/*----------------------------------------------------------------------*/	369	/*----------------------------------------------------------------------*/
188	/* rxvt_init () */	370	/*
189	/* LIBPROTO */	371	* Exit gracefully, clearing the utmp entry and restoring tty attributes
190	rxvt_t	372	* TODO: if debugging, this should free up any known resources if we can
191	rxvt_init (int argc, const char *const *argv)	373	*/
192	{	374	static XErrorHandler old_xerror_handler;
193	SET_R (new rxvt_term);
194		375
195	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	376	static void
		377	rxvt_emergency_cleanup ()
		378	{
		379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		380	(*t)->emergency_cleanup ();
		381	}
		382
		383	#if ENABLE_FRILLS
		384	static void
		385	print_x_error (Display *dpy, XErrorEvent *event)
		386	{
		387	char buffer[BUFSIZ];
		388	char mesg[BUFSIZ];
		389	char number[32];
		390	char *mtype = "XlibMessage";
		391	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		392	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		393	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		394	rxvt_warn ("%s: %s\n", mesg, buffer);
		395	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		396	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		397	sprintf(number, "%d", event->request_code);
		398	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		399	rxvt_warn ("(which is %s)\n", buffer);
		400	if (event->request_code >= 128) {
		401	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		402	mesg, BUFSIZ);
		403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
196	{	404	}
197	delete GET_R;	405	if ((event->error_code == BadWindow) ||
198	SET_R (0);	406	(event->error_code == BadPixmap) ||
		407	(event->error_code == BadCursor) ||
		408	(event->error_code == BadFont) ||
		409	(event->error_code == BadDrawable) ||
		410	(event->error_code == BadColor) ||
		411	(event->error_code == BadGC) ||
		412	(event->error_code == BadIDChoice) ||
		413	(event->error_code == BadValue) ||
		414	(event->error_code == BadAtom)) {
		415	if (event->error_code == BadValue)
		416	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		417	mesg, BUFSIZ);
		418	else if (event->error_code == BadAtom)
		419	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		420	mesg, BUFSIZ);
		421	else
		422	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		423	mesg, BUFSIZ);
		424	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
199	}	425	}
200		426	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
201	return GET_R;	427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
202	}	429	}
		430	#endif
203		431
		432	int
204	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	433	rxvt_xerror_handler (Display *display, XErrorEvent *event)
205
206	void
207	rxvt_init_signals ()
208	{	434	{
209	/* install exit handler for cleanup */	435	if (GET_R->allowedxerror == -1)
210	#if 0	436	GET_R->allowedxerror = event->error_code;
211	#ifdef HAVE_ATEXIT	437	else
212	atexit (rxvt_clean_exit);	438	{
		439	// GET_R is most likely not the terminal which caused the error,
		440	// so just output the error and continue
		441	#if ENABLE_FRILLS
		442	print_x_error (display, event);
213	#else	443	#else
		444	old_xerror_handler (display, event);
214	#endif	445	#endif
215	#endif	446	}
216		447
217	struct sigaction sa;	448	return 0;
218
219	sigfillset (&sa.sa_mask);
220	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
229	/* signal (SIGURG, SIG_DFL); */
230
231	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233	}	449	}
234		450
		451	int
		452	rxvt_xioerror_handler (Display *display)
		453	{
		454	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		455	DisplayString (display));
		456	rxvt_emergency_cleanup ();
		457	_exit (EXIT_FAILURE);
		458	}
		459
		460	/*----------------------------------------------------------------------*/
235	bool	461	bool
236	rxvt_term::init (int argc, const char *const *argv)	462	rxvt_term::init (int argc, const char *const *argv)
237	{	463	{
		464	SET_R (this);
		465	set_locale ("");
		466	set_environ (envv); // few things in X do not call setlocale :(
		467
		468	if (!init_vars ())
		469	return false;
		470
		471	init_secondary ();
		472
		473	const char **cmd_argv = init_resources (argc, argv);
		474
		475	#ifdef KEYSYM_RESOURCE
		476	keyboard->register_done ();
		477	#endif
		478
		479	#ifdef HAVE_SCROLLBARS
		480	if (OPTION (Opt_scrollBar))
		481	scrollBar.setIdle (); /* set existence for size calculations */
		482	#endif
		483
		484	#if ENABLE_PERL
		485	if (!rs[Rs_perl_ext_1])
		486	rs[Rs_perl_ext_1] = "default";
		487
		488	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		489	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		490	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		491	{
		492	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		493	// ignore some perl-related arguments if some bozo installed us set[ug]id
		494	if (rxvt_tainted ())
		495	{
		496	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
		497	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		498	{
		499	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
		500	rs[Rs_perl_lib] = 0;
		501	rs[Rs_perl_eval] = 0;
		502	}
		503	}
		504	#endif
		505	rxvt_perl.init (this);
		506	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		507	}
		508	#endif
		509
		510	pty = rxvt_new_ptytty ();
		511
		512	create_windows (argc, argv);
		513
		514	dDisp;
		515
		516	init_xlocale ();
		517
		518	scr_reset (); // initialize screen
		519
		520	#if 0
		521	XSynchronize (disp, True);
		522	#endif
		523
		524	#ifdef HAVE_SCROLLBARS
		525	if (OPTION (Opt_scrollBar))
		526	resize_scrollbar (); /* create and map scrollbar */
		527	#endif
		528	#ifdef TRANSPARENT
		529	if (OPTION (Opt_transparent))
		530	{
		531	XSelectInput (disp, display->root, PropertyChangeMask);
		532	check_our_parents ();
		533	rootwin_ev.start (display, display->root);
		534	}
		535	#endif
		536
		537	XMapWindow (disp, vt);
		538	XMapWindow (disp, parent[0]);
		539
		540	set_colorfgbg ();
		541
		542	init_command (cmd_argv);
		543
		544	free (cmd_argv);
		545
		546	if (pty->pty >= 0)
		547	pty_ev.start (pty->pty, EVENT_READ);
		548
		549	check_ev.start ();
		550
		551	HOOK_INVOKE ((this, HOOK_START, DT_END));
		552
		553	return true;
		554	}
		555
		556	static struct sig_handlers
		557	{
		558	sig_watcher sw_chld, sw_term, sw_int;
		559
		560	void sig_chld (sig_watcher &w)
		561	{
		562	// we are being called for every SIGCHLD, find the corresponding term
		563	int pid;
		564
		565	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		566	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		567	if (pid == (*t)->cmd_pid)
		568	{
		569	(*t)->child_exit ();
		570	break;
		571	}
		572	}
		573
		574	/*
		575	* Catch a fatal signal and tidy up before quitting
		576	*/
		577	void
		578	sig_term (sig_watcher &w)
		579	{
		580	#ifdef DEBUG_CMD
		581	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		582	#endif
		583	rxvt_emergency_cleanup ();
		584	signal (w.signum, SIG_DFL);
		585	kill (getpid (), w.signum);
		586	}
		587
		588	sig_handlers ()
		589	: sw_chld (this, &sig_handlers::sig_chld),
		590	sw_term (this, &sig_handlers::sig_term),
		591	sw_int (this, &sig_handlers::sig_term)
		592	{
		593	}
		594	} sig_handlers;
		595
		596	char **rxvt_environ; // startup environment
		597
		598	void
		599	rxvt_init ()
		600	{
		601	uid_t uid = getuid ();
		602	gid_t gid = getgid ();
		603
		604	// before doing anything else, check for setuid/setgid operation,
		605	// start the helper process and drop privileges
		606	if (uid != geteuid ()
		607	|| 1 //D
		608	|| gid != getegid ())
		609	{
		610	#if PTYTTY_HELPER
		611	rxvt_ptytty_server ();
		612	#else
		613	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
		614	#endif
		615
		616	// drop privileges
		617	#if HAVE_SETRESUID
		618	setresgid (gid, gid, gid);
		619	setresuid (uid, uid, uid);
		620	#elif HAVE_SETREUID
		621	setregid (gid, gid);
		622	setreuid (uid, uid);
		623	#elif HAVE_SETUID
		624	setgid (gid);
		625	setuid (uid);
		626	#endif
		627
		628	if (uid != geteuid ()
		629	|| gid != getegid ())
		630	rxvt_fatal ("unable to drop privileges, aborting.\n");
		631	}
		632
		633	rxvt_environ = environ;
		634
238	/*	635	/*
239	* Save and then give up any super-user privileges	636	* Save and then give up any super-user privileges
240	* If we need privileges in any area then we must specifically request it.	637	* If we need privileges in any area then we must specifically request it.
241	* We should only need to be root in these cases:	638	* We should only need to be root in these cases:
242	* 1. write utmp entries on some systems	639	* 1. write utmp entries on some systems
243	* 2. chown tty on some systems	640	* 2. chown tty on some systems
244	*/	641	*/
245	privileges (SAVE);	642	rxvt_privileges (SAVE);
246	privileges (IGNORE);	643	rxvt_privileges (IGNORE);
247		644
248	init_secondary ();	645	signal (SIGHUP, SIG_IGN);
		646	signal (SIGPIPE, SIG_IGN);
249		647
250	const char **cmd_argv = init_resources (argc, argv);	648	sig_handlers.sw_chld.start (SIGCHLD);
		649	sig_handlers.sw_term.start (SIGTERM);
		650	sig_handlers.sw_int.start (SIGINT);
251		651
252	set_locale ("");	652	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		653	/* signal (SIGURG, SIG_DFL); */
253		654
254	#if (MENUBAR_MAX)	655	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
255	menubar_read (rs[Rs_menu]);	656	// TODO: handle this with exceptions and tolerate the memory loss
256	#endif	657	XSetIOErrorHandler (rxvt_xioerror_handler);
257	#ifdef HAVE_SCROLLBARS
258	if (Options & Opt_scrollBar)
259	scrollBar.setIdle (); /* set existence for size calculations */
260	#endif
261		658
262	create_windows (argc, argv);	659	XrmInitialize ();
263
264	init_xlocale ();
265
266	scr_reset (); /* initialize screen */
267
268	#if 0
269	XSynchronize (display->display, True);
270	#endif
271
272	#ifdef HAVE_SCROLLBARS
273	if (Options & Opt_scrollBar)
274	resize_scrollbar (); /* create and map scrollbar */
275	#endif
276	#if (MENUBAR_MAX)
277	if (menubar_visible (r))
278	XMapWindow (display->display, menuBar.win);
279	#endif
280	#ifdef TRANSPARENT
281	if (Options & Opt_transparent)
282	{
283	XSelectInput (display->display, display->root, PropertyChangeMask);
284	check_our_parents ();
285	}
286	#endif
287
288	rootwin_ev.start (display, display->root);
289
290	XMapWindow (display->display, TermWin.vt);
291	XMapWindow (display->display, TermWin.parent[0]);
292
293	init_command (cmd_argv);
294
295	pty_ev.start (cmd_fd, EVENT_READ);
296
297	check_ev.start ();
298
299	return true;
300	}
301
302	/* ------------------------------------------------------------------------- *
303	* SIGNAL HANDLING & EXIT HANDLER *
304	* ------------------------------------------------------------------------- */
305	/*
306	* Catch a SIGCHLD signal and exit if the direct child has died
307	*/
308	/* ARGSUSED */
309	/* EXTPROTO */
310	RETSIGTYPE
311	rxvt_Child_signal (int sig __attribute__ ((unused)))
312	{
313	int pid, save_errno = errno;
314	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
315	;
316	errno = save_errno;
317
318	#if 0
319	if (pid == cmd_pid)
320	exit (EXIT_SUCCESS);
321	#endif
322	}
323
324	/*
325	* Catch a fatal signal and tidy up before quitting
326	*/
327	/* EXTPROTO */
328	RETSIGTYPE
329	rxvt_Exit_signal (int sig)
330	{
331	signal (sig, SIG_DFL);
332	#ifdef DEBUG_CMD
333	rxvt_print_error ("signal %d", sig);
334	#endif
335	rxvt_clean_exit ();
336	kill (getpid (), sig);
337	}
338
339	/* INTPROTO */
340	int
341	rxvt_xerror_handler (Display *display, XErrorEvent *event)
342	{
343	if (GET_R->allowedxerror == -1)
344	GET_R->allowedxerror = event->error_code;
345	else
346	{
347	old_xerror_handler (display, event);
348	GET_R->destroy ();
349	}
350
351	return 0;
352	}
353
354	/*----------------------------------------------------------------------*/
355	/*
356	* Exit gracefully, clearing the utmp entry and restoring tty attributes
357	* TODO: if debugging, this should free up any known resources if we can
358	*/
359	/* EXTPROTO */
360	void
361	rxvt_clean_exit ()
362	{
363	// TODO: rxvtd should clean up all ressources
364	if (GET_R)
365	GET_R->destroy ();
366	}	660	}
367		661
368	/* ------------------------------------------------------------------------- *	662	/* ------------------------------------------------------------------------- *
369	* MEMORY ALLOCATION WRAPPERS *	663	* MEMORY ALLOCATION WRAPPERS *
370	* ------------------------------------------------------------------------- */	664	* ------------------------------------------------------------------------- */
371	/* EXTPROTO */	665	void *
372	void *
373	rxvt_malloc (size_t size)	666	rxvt_malloc (size_t size)
374	{	667	{
375	void *p;
376
377	p = malloc (size);	668	void *p = malloc (size);
		669
378	if (p)	670	if (!p)
		671	rxvt_fatal ("memory allocation failure. aborting.\n");
		672
379	return p;	673	return p;
380
381	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382	rxvt_clean_exit ();
383	exit (EXIT_FAILURE);
384	/* NOTREACHED */
385	}	674	}
386		675
387	/* EXTPROTO */	676	void *
388	void *
389	rxvt_calloc (size_t number, size_t size)	677	rxvt_calloc (size_t number, size_t size)
390	{	678	{
391	void *p;
392
393	p = calloc (number, size);	679	void *p = calloc (number, size);
		680
394	if (p)	681	if (!p)
		682	rxvt_fatal ("memory allocation failure. aborting.\n");
		683
395	return p;	684	return p;
396
397	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
398	rxvt_clean_exit ();
399	exit (EXIT_FAILURE);
400	/* NOTREACHED */
401	}	685	}
402		686
403	/* EXTPROTO */
404	void *	687	void *
405	rxvt_realloc (void *ptr, size_t size)	688	rxvt_realloc (void *ptr, size_t size)
406	{	689	{
407	void *p;
408
409	if (ptr)
410	p = realloc (ptr, size);	690	void *p = realloc (ptr, size);
411	else	691
412	p = malloc (size);
413	if (p)	692	if (!p)
		693	rxvt_fatal ("memory allocation failure. aborting.\n");
		694
414	return p;	695	return p;
415
416	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
417	rxvt_clean_exit ();
418	exit (EXIT_FAILURE);
419	/* NOTREACHED */
420	}	696	}
421		697
422	/* ------------------------------------------------------------------------- *	698	/* ------------------------------------------------------------------------- *
423	* PRIVILEGED OPERATIONS *	699	* PRIVILEGED OPERATIONS *
424	* ------------------------------------------------------------------------- */	700	* ------------------------------------------------------------------------- */
425	/* take care of suid/sgid super-user (root) privileges */	701	/* take care of suid/sgid super-user (root) privileges */
426	void	702	void
427	rxvt_term::privileges (int mode)	703	rxvt_privileges (rxvt_privaction action)
428	{	704	{
429	#if ! defined(__CYGWIN32__)	705	#if ! defined(__CYGWIN32__)
430	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	706	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431	/* setreuid () is the poor man's setuid (), seteuid () */	707	/* setreuid () is the poor man's setuid (), seteuid () */
432	# define seteuid(a) setreuid(-1, (a))	708	# define seteuid(a) setreuid(-1, (a))
433	# define setegid(a) setregid(-1, (a))	709	# define setegid(a) setregid(-1, (a))
434	# define HAVE_SETEUID	710	# define HAVE_SETEUID
435	# endif	711	# endif
436	# ifdef HAVE_SETEUID	712	# ifdef HAVE_SETEUID
437	switch (mode)	713	switch (action)
438	{	714	{
439	case IGNORE:	715	case IGNORE:
440	/*	716	/*
441	* change effective uid/gid - not real uid/gid - so we can switch	717	* change effective uid/gid - not real uid/gid - so we can switch
442	* back to root later, as required	718	* back to root later, as required
443	*/	719	*/
		720	setegid (getgid ());
444	seteuid (getuid ());	721	seteuid (getuid ());
445	setegid (getgid ());
446	break;	722	break;
447	case SAVE:	723	case SAVE:
448	euid = geteuid ();
449	egid = getegid ();	724	saved_egid = getegid ();
		725	saved_euid = geteuid ();
450	break;	726	break;
451	case RESTORE:	727	case RESTORE:
452	seteuid (euid);
453	setegid (egid);	728	setegid (saved_egid);
		729	seteuid (saved_euid);
454	break;	730	break;
455	}	731	}
456	# else	732	# else
457	switch (mode)	733	switch (action)
458	{	734	{
459	case IGNORE:	735	case IGNORE:
		736	setgid (getgid ());
460	setuid (getuid ());	737	setuid (getuid ());
461	setgid (getgid ());
462	/* FALLTHROUGH */	738	/* FALLTHROUGH */
463	case SAVE:	739	case SAVE:
464	/* FALLTHROUGH */	740	/* FALLTHROUGH */
465	case RESTORE:	741	case RESTORE:
466	break;	742	break;
467	}	743	}
468	# endif	744	# endif
469	#endif	745	#endif
470	}	746	}
471		747
472	#ifdef UTMP_SUPPORT
473	void
474	rxvt_term::privileged_utmp (char action)
475	{
476	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
477	action, next_utmp_action, getpid ()));
478	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479	|| (Options & Opt_utmpInhibit)
480	|| ttydev == NULL || *ttydev == '\0')
481	return;
482
483	privileges (RESTORE);
484	if (action == SAVE)
485	{
486	next_utmp_action = RESTORE;
487	makeutent (ttydev, rs[Rs_display_name]);
488	}
489	else
490	{ /* action == RESTORE */
491	next_utmp_action = IGNORE;
492	cleanutent ();
493	}
494	privileges (IGNORE);
495	}
496	#endif
497
498	#ifndef NO_SETOWNER_TTYDEV
499	void
500	rxvt_term::privileged_ttydev (char action)
501	{
502	D_MAIN ((stderr,
503	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
504	action, next_tty_action, getpid ()));
505	if (next_tty_action != action || (action != SAVE && action != RESTORE)
506	|| ttydev == NULL || *ttydev == '\0')
507	return;
508
509	privileges (RESTORE);
510
511	if (action == SAVE)
512	{
513	next_tty_action = RESTORE;
514	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
515	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517	next_tty_action = IGNORE;
518	else
519	# endif
520
521	{
522	chown (ttydev, getuid (), ttygid); /* fail silently */
523	chmod (ttydev, ttymode);
524	# ifdef HAVE_REVOKE
525	revoke (ttydev);
526	# endif
527
528	}
529	}
530	else
531	{ /* action == RESTORE */
532	next_tty_action = IGNORE;
533	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
534	chmod (ttydev, ttyfd_stat.st_mode);
535	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
536	# else
537	chmod (ttydev,
538	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539	chown (ttydev, 0, 0);
540	# endif
541
542	}
543
544	privileges (IGNORE);
545
546	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
547	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548	action == RESTORE ? "Restoring" : (action ==
549	SAVE ? "Saving" :
550	"UNKNOWN ERROR for"), ttydev,
551	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552	ttyfd_stat.st_gid));
553	# endif
554	}
555	#endif
556
557	/*----------------------------------------------------------------------*/	748	/*----------------------------------------------------------------------*/
558	/*	749	/*
559	* window size/position calculcations for XSizeHint and other storage.	750	* window size/position calculcations for XSizeHint and other storage.
560	* if width/height are non-zero then override calculated width/height	751	* if width/height are non-zero then override calculated width/height
561	*/	752	*/
562	void	753	void
563	rxvt_term::window_calc (unsigned int width, unsigned int height)	754	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564	{	755	{
565	short recalc_x, recalc_y;	756	short recalc_x, recalc_y;
566	int x, y, sb_w, mb_h, flags;	757	int x, y, sb_w, flags;
567	unsigned int w, h;	758	unsigned int w, h;
568	unsigned int max_width, max_height;	759	unsigned int max_width, max_height;
		760	dDisp;
569		761
570	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	762	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571	TermWin.ncol, TermWin.nrow, szHint.width,	763	ncol, nrow, szHint.width, szHint.height));
572	szHint.height));	764
573	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	765	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574	szHint.win_gravity = NorthWestGravity;	766	szHint.win_gravity = NorthWestGravity;
575	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	767	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576		768
577	recalc_x = recalc_y = 0;	769	recalc_x = recalc_y = 0;
578	flags = 0;	770	flags = 0;
		771
579	if (!parsed_geometry)	772	if (!parsed_geometry)
580	{	773	{
581	parsed_geometry = 1;	774	parsed_geometry = 1;
		775
582	if (rs[Rs_geometry])	776	if (rs[Rs_geometry])
583	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	777	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		778
584	if (flags & WidthValue)	779	if (flags & WidthValue)
585	{	780	{
586	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	781	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
587	szHint.flags |= USSize;	782	szHint.flags |= USSize;
588	}	783	}
		784
589	if (flags & HeightValue)	785	if (flags & HeightValue)
590	{	786	{
591	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	787	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
592	szHint.flags |= USSize;	788	szHint.flags |= USSize;
593	}	789	}
		790
594	if (flags & XValue)	791	if (flags & XValue)
595	{	792	{
596	szHint.x = x;	793	szHint.x = x;
597	szHint.flags |= USPosition;	794	szHint.flags |= USPosition;
		795
598	if (flags & XNegative)	796	if (flags & XNegative)
599	{	797	{
600	recalc_x = 1;	798	recalc_x = 1;
601	szHint.win_gravity = NorthEastGravity;	799	szHint.win_gravity = NorthEastGravity;
602	}	800	}
603	}	801	}
		802
604	if (flags & YValue)	803	if (flags & YValue)
605	{	804	{
606	szHint.y = y;	805	szHint.y = y;
607	szHint.flags |= USPosition;	806	szHint.flags |= USPosition;
		807
608	if (flags & YNegative)	808	if (flags & YNegative)
609	{	809	{
610	recalc_y = 1;	810	recalc_y = 1;
		811
611	if (szHint.win_gravity == NorthEastGravity)	812	if (szHint.win_gravity == NorthEastGravity)
612	szHint.win_gravity = SouthEastGravity;	813	szHint.win_gravity = SouthEastGravity;
613	else	814	else
614	szHint.win_gravity = SouthWestGravity;	815	szHint.win_gravity = SouthWestGravity;
615	}	816	}
616	}	817	}
617	}	818	}
		819
618	/* TODO: BOUNDS */	820	/* TODO: BOUNDS */
619	TermWin.width = TermWin.ncol * TermWin.fwidth;	821	width = ncol * fwidth;
620	TermWin.height = TermWin.nrow * TermWin.fheight;	822	height = nrow * fheight;
621	max_width = MAX_COLS * TermWin.fwidth;	823	max_width = MAX_COLS * fwidth;
622	max_height = MAX_ROWS * TermWin.fheight;	824	max_height = MAX_ROWS * fheight;
623		825
624	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	826	szHint.base_width = szHint.base_height = 2 * int_bwidth;
625		827
626	sb_w = mb_h = 0;	828	sb_w = 0;
627	window_vt_x = window_vt_y = 0;	829	window_vt_x = window_vt_y = int_bwidth;
628	if (scrollbar_visible ())	830
		831	if (scrollBar.state)
629	{	832	{
630	sb_w = scrollbar_TotalWidth ();	833	sb_w = scrollbar_TotalWidth ();
631	szHint.base_width += sb_w;	834	szHint.base_width += sb_w;
632	if (! (Options & Opt_scrollBar_right))	835	if (!OPTION (Opt_scrollBar_right))
633	window_vt_x = sb_w;	836	window_vt_x += sb_w;
634	}
635	if (menubar_visible ())
636	{	837	}
637	mb_h = menuBar_TotalHeight ();	838
638	szHint.base_height += mb_h;
639	window_vt_y = mb_h;
640	}
641	szHint.width_inc = TermWin.fwidth;	839	szHint.width_inc = fwidth;
642	szHint.height_inc = TermWin.fheight;	840	szHint.height_inc = fheight;
643	szHint.min_width = szHint.base_width + szHint.width_inc;	841	szHint.min_width = szHint.base_width + szHint.width_inc;
644	szHint.min_height = szHint.base_height + szHint.height_inc;	842	szHint.min_height = szHint.base_height + szHint.height_inc;
645		843
646	if (width && width - szHint.base_width < max_width)	844	if (newwidth && newwidth - szHint.base_width < max_width)
647	{	845	{
648	szHint.width = width;	846	szHint.width = newwidth;
649	TermWin.width = width - szHint.base_width;	847	width = newwidth - szHint.base_width;
650	}	848	}
651	else	849	else
652	{	850	{
653	MIN_IT (TermWin.width, max_width);	851	min_it (width, max_width);
654	szHint.width = szHint.base_width + TermWin.width;	852	szHint.width = szHint.base_width + width;
655	}	853	}
		854
656	if (height && height - szHint.base_height < max_height)	855	if (newheight && newheight - szHint.base_height < max_height)
657	{	856	{
658	szHint.height = height;	857	szHint.height = newheight;
659	TermWin.height = height - szHint.base_height;	858	height = newheight - szHint.base_height;
660	}	859	}
661	else	860	else
662	{	861	{
663	MIN_IT (TermWin.height, max_height);	862	min_it (height, max_height);
664	szHint.height = szHint.base_height + TermWin.height;	863	szHint.height = szHint.base_height + height;
665	}	864	}
666	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	865
		866	if (scrollBar.state && OPTION (Opt_scrollBar_right))
667	window_sb_x = szHint.width - sb_w;	867	window_sb_x = szHint.width - sb_w;
668		868
669	if (recalc_x)	869	if (recalc_x)
670	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	870	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
671	- szHint.width - 2 * TermWin.ext_bwidth);
672	if (recalc_y)	871	if (recalc_y)
673	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	872	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
674	- szHint.height - 2 * TermWin.ext_bwidth);
675		873
676	TermWin.ncol = TermWin.width / TermWin.fwidth;	874	ncol = width / fwidth;
677	TermWin.nrow = TermWin.height / TermWin.fheight;	875	nrow = height / fheight;
678	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	876	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679	TermWin.ncol, TermWin.nrow, szHint.width,	877	ncol, nrow, szHint.width,
680	szHint.height));	878	szHint.height));
681	return;	879	return;
682	}	880	}
683		881
684	/*----------------------------------------------------------------------*/	882	/*----------------------------------------------------------------------*/
…		…
687	* Called after a window size change.	885	* Called after a window size change.
688	*/	886	*/
689	void	887	void
690	rxvt_term::tt_winch ()	888	rxvt_term::tt_winch ()
691	{	889	{
		890	if (pty->pty < 0)
		891	return;
		892
692	struct winsize ws;	893	struct winsize ws;
693		894
694	if (cmd_fd < 0)
695	return;
696
697	ws.ws_col = TermWin.ncol;	895	ws.ws_col = ncol;
698	ws.ws_row = TermWin.nrow;	896	ws.ws_row = nrow;
699	ws.ws_xpixel = ws.ws_ypixel = 0;	897	ws.ws_xpixel = width;
700	#ifndef DEBUG_SIZE	898	ws.ws_ypixel = height;
701	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	899	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
702	#else	900
703	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	901	#if 0
704	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	902	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
705	# ifdef SIGWINCH
706	else if (cmd_pid) /* force through to the command */	903	if (cmd_pid) /* force through to the command */
707	kill (cmd_pid, SIGWINCH);	904	kill (-cmd_pid, SIGWINCH);
708	# endif
709	#endif	905	#endif
710	}	906	}
711		907
712	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
713	/* rxvt_change_font () - Switch to a new font */	909	/* set_fonts () - load and set the various fonts
714	/*	910	*
715	* init = 1 - initialize	911	* init = 1 - initialize
716	*	912	*
717	* fontname == FONT_UP - switch to bigger font	913	* fontname == FONT_UP - switch to bigger font
718	* fontname == FONT_DN - switch to smaller font	914	* fontname == FONT_DN - switch to smaller font
719	*/	915	*/
720	void	916	bool
721	rxvt_term::change_font (int init, const char *fontname)	917	rxvt_term::set_fonts ()
722	{}	918	{
		919	rxvt_fontset *fs = new rxvt_fontset (this);
		920	rxvt_fontprop prop;
723		921
724	void	922	if (!fs
725	rxvt_term::font_up_down (int n, int direction)	923	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
726	{}	924	|| !fs->realize_font (1))
		925	{
		926	delete fs;
		927	return false;
		928	}
		929
		930	#if ENABLE_STYLES
		931	for (int i = RS_styleCount; --i; )
		932	if (fontset[i] != fontset[0])
		933	delete fontset[i];
		934	#endif
		935
		936	delete fontset[0];
		937	fontset[0] = fs;
		938
		939	prop = (*fs)[1]->properties ();
		940	prop.height += lineSpace;
		941	fs->set_prop (prop);
		942
		943	fwidth = prop.width;
		944	fheight = prop.height;
		945	fbase = prop.ascent;
		946
		947	for (int style = 1; style < 4; style++)
		948	{
		949	#if ENABLE_STYLES
		950	const char *res = rs[Rs_font + style];
		951
		952	if (res && !*res)
		953	fontset[style] = fontset[0];
		954	else
		955	{
		956	fontset[style] = fs = new rxvt_fontset (this);
		957	rxvt_fontprop prop2 = prop;
		958
		959	if (res)
		960	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		961	else
		962	{
		963	res = fontset[0]->fontdesc;
		964
		965	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		966	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		967	}
		968
		969	fs->populate (res);
		970	fs->set_prop (prop2);
		971	}
		972	#else
		973	fontset[style] = fontset[0];
		974	#endif
		975	}
		976
		977	if (parent[0])
		978	{
		979	resize_all_windows (0, 0, 0);
		980	scr_remap_chars ();
		981	scr_touch (true);
		982	}
		983
		984	return true;
		985	}
		986
		987	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		988	{
		989	XChangeProperty (display->display, parent[0],
		990	prop, XA_STRING, 8, PropModeReplace,
		991	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		992	}
		993
		994	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		995	{
		996	wchar_t *ws = rxvt_mbstowcs (str, len);
		997	char *s = rxvt_wcstoutf8 (ws);
		998
		999	XChangeProperty (display->display, parent[0],
		1000	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		1001	(const unsigned char *)s, strlen (s));
		1002
		1003	free (s);
		1004	free (ws);
		1005	}
727		1006
728	/*----------------------------------------------------------------------*/	1007	/*----------------------------------------------------------------------*/
729	/*----------------------------------------------------------------------*/	1008	/*----------------------------------------------------------------------*/
730	/* xterm sequences - title, iconName, color (exptl) */	1009	/* xterm sequences - title, iconName, color (exptl) */
731	void	1010	void
732	rxvt_term::set_title (const char *str)	1011	rxvt_term::set_title (const char *str)
733	{	1012	{
734	#ifndef SMART_WINDOW_TITLE	1013	set_string_property (XA_WM_NAME, str);
735	XStoreName (display->display, TermWin.parent[0], str);	1014	#if ENABLE_EWMH
736	#else	1015	set_utf8_property (xa[XA_NET_WM_NAME], str);
737	char *name;
738
739	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
740	name = NULL;
741	if (name == NULL || STRCMP (name, str))
742	XStoreName (display->display, TermWin.parent[0], str);
743	if (name)
744	XFree (name);
745	#endif	1016	#endif
746	}	1017	}
747		1018
748	void	1019	void
749	rxvt_term::set_iconName (const char *str)	1020	rxvt_term::set_icon_name (const char *str)
750	{	1021	{
751	#ifndef SMART_WINDOW_TITLE	1022	set_string_property (XA_WM_ICON_NAME, str);
752	XSetIconName (display->display, TermWin.parent[0], str);	1023	#if ENABLE_EWMH
753	#else	1024	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
754	char *name;
755
756	if (XGetIconName (display->display, TermWin.parent[0], &name))
757	name = NULL;
758	if (name == NULL || STRCMP (name, str))
759	XSetIconName (display->display, TermWin.parent[0], str);
760	if (name)
761	XFree (name);
762	#endif	1025	#endif
763	}	1026	}
764		1027
765	#ifdef XTERM_COLOR_CHANGE	1028	#ifdef XTERM_COLOR_CHANGE
766	void	1029	void
767	rxvt_term::set_window_color (int idx, const char *color)	1030	rxvt_term::set_window_color (int idx, const char *color)
768	{	1031	{
769	rxvt_color xcol;	1032	rxvt_color xcol;
770	int i;	1033	int i;
771		1034
772	if (color == NULL || *color == '\0')	1035	if (color == NULL || *color == '\0')
773	return;	1036	return;
774		1037
775	/* handle color aliases */	1038	/* handle color aliases */
776	if (isdigit (*color))	1039	if (isdigit (*color))
777	{	1040	{
778	i = atoi (color);	1041	i = atoi (color);
		1042
779	if (i >= 8 && i <= 15)	1043	if (i >= 8 && i <= 15)
780	{ /* bright colors */	1044	{ /* bright colors */
781	i -= 8;	1045	i -= 8;
782	# ifndef NO_BRIGHTCOLOR
783	PixColors[idx] = PixColors[minBrightCOLOR + i];	1046	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
784	SET_PIXCOLOR (idx);	1047	SET_PIXCOLOR (idx);
785	goto Done;	1048	goto done;
786	# endif
787
788	}	1049	}
		1050
789	if (i >= 0 && i <= 7)	1051	if (i >= 0 && i <= 7)
790	{ /* normal colors */	1052	{ /* normal colors */
791	PixColors[idx] = PixColors[minCOLOR + i];	1053	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
792	SET_PIXCOLOR (idx);	1054	SET_PIXCOLOR (idx);
793	goto Done;	1055	goto done;
794	}	1056	}
795	}	1057	}
		1058
796	if (!rXParseAllocColor (& xcol, color))	1059	if (!rXParseAllocColor (&xcol, color))
797	return;	1060	return;
		1061
798	/* XStoreColor (display->display, XCMAP, XColor*); */	1062	/* XStoreColor (display->display, display->cmap, XColor*); */
799		1063
800	/*	1064	/*
801	* FIXME: should free colors here, but no idea how to do it so instead,	1065	* FIXME: should free colors here, but no idea how to do it so instead,
802	* so just keep gobbling up the colormap	1066	* so just keep gobbling up the colormap
803	*/	1067	*/
804	# if 0	1068	# if 0
805	for (i = Color_Black; i <= Color_White; i++)	1069	for (i = Color_Black; i <= Color_White; i++)
806	if (PixColors[idx] == PixColors[i])	1070	if (pix_colors[idx] == pix_colors[i])
807	break;	1071	break;
808	if (i > Color_White)	1072	if (i > Color_White)
809	{	1073	{
810	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1074	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
811	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1075	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
812	DisplayPlanes (display->display, display->screen));	1076	DisplayPlanes (display->display, display->screen));
813	}	1077	}
814	# endif	1078	# endif
815		1079
816	PixColors[idx] = xcol;	1080	pix_colors_focused[idx] = xcol;
817	SET_PIXCOLOR (idx);	1081	SET_PIXCOLOR (idx);
818		1082
819	/* XSetWindowAttributes attr; */	1083	/* XSetWindowAttributes attr; */
820	/* Cursor cursor; */	1084	/* Cursor cursor; */
821	Done:	1085	done:
822	if (idx == Color_bg && ! (Options & Opt_transparent))
823	XSetWindowBackground (display->display, TermWin.vt,
824	PixColors[Color_bg]);
825		1086
		1087	#if OFF_FOCUS_FADING
		1088	if (rs[Rs_fade])
		1089	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1090	#endif
		1091
826	/* handle Color_BD, scrollbar background, etc. */	1092	/*TODO: handle Color_BD, scrollbar background, etc. */
827		1093
828	set_colorfgbg ();
829	recolour_cursor ();	1094	recolour_cursor ();
830	/* the only reasonable way to enforce a clean update */	1095	scr_recolour ();
831	scr_poweron ();
832	}	1096	}
833		1097
834	#else	1098	#else
835	# define set_window_color (idx,color) ((void)0)	1099	# define set_window_color (idx,color) ((void)0)
836	#endif /* XTERM_COLOR_CHANGE */	1100	#endif /* XTERM_COLOR_CHANGE */
837		1101
838	void	1102	void
839	rxvt_term::recolour_cursor ()	1103	rxvt_term::recolour_cursor ()
840	{	1104	{
841	#if TODO
842	rxvt_color xcol[2];	1105	XColor xcol[2];
843		1106
844	xcol[0] = PixColors[Color_pointer];	1107	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
845	xcol[1] = PixColors[Color_bg];	1108	? pix_colors_focused[Color_pointer_fg]
		1109	: pix_colors_focused[Color_fg];
		1110	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1111	? pix_colors_focused[Color_pointer_bg]
		1112	: pix_colors_focused[Color_bg];
		1113
846	XQueryColors (display->display, XCMAP, xcol, 2);	1114	XQueryColors (display->display, display->cmap, xcol, 2);
847	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1115	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
848	#endif
849	}	1116	}
850		1117
851	/*----------------------------------------------------------------------*/	1118	/*----------------------------------------------------------------------*/
852	/*	1119	/*
853	* find if fg/bg matches any of the normal (low-intensity) colors	1120	* find if fg/bg matches any of the normal (low-intensity) colors
854	*/	1121	*/
855	void	1122	void
856	rxvt_term::set_colorfgbg ()	1123	rxvt_term::set_colorfgbg ()
857	{	1124	{
858	unsigned int i;	1125	unsigned int i;
859	const char *xpmb = "\0";	1126	const char *xpmb = "\0";
860	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1127	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
861		1128
862	env_colorfgbg =
863	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1129	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
864	STRCPY (fstr, "default");	1130	strcpy (fstr, "default");
865	STRCPY (bstr, "default");	1131	strcpy (bstr, "default");
866	for (i = Color_Black; i <= Color_White; i++)	1132	for (i = Color_Black; i <= Color_White; i++)
867	if (PixColors[Color_fg] == PixColors[i])	1133	if (pix_colors[Color_fg] == pix_colors[i])
868	{	1134	{
869	sprintf (fstr, "%d", (i - Color_Black));	1135	sprintf (fstr, "%d", (i - Color_Black));
870	break;	1136	break;
871	}	1137	}
		1138
872	for (i = Color_Black; i <= Color_White; i++)	1139	for (i = Color_Black; i <= Color_White; i++)
873	if (PixColors[Color_bg] == PixColors[i])	1140	if (pix_colors[Color_bg] == pix_colors[i])
874	{	1141	{
875	sprintf (bstr, "%d", (i - Color_Black));	1142	sprintf (bstr, "%d", (i - Color_Black));
876	#ifdef XPM_BACKGROUND	1143	#ifdef XPM_BACKGROUND
877	xpmb = "default;";	1144	xpmb = "default;";
878	#endif	1145	#endif
879	break;	1146	break;
880	}	1147	}
881		1148
882	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1149	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
883
884	#ifndef NO_BRIGHTCOLOR
885	colorfgbg = DEFAULT_RSTYLE;
886	for (i = minCOLOR; i <= maxCOLOR; i++)
887	{
888	if (PixColors[Color_fg] == PixColors[i])
889	colorfgbg = SET_FGCOLOR (colorfgbg, i);
890	if (PixColors[Color_bg] == PixColors[i])
891	colorfgbg = SET_BGCOLOR (colorfgbg, i);
892	}
893	#endif
894	}	1150	}
895		1151
896	/*----------------------------------------------------------------------*/	1152	/*----------------------------------------------------------------------*/
897	/*
898	* Colour determination for low colour displays, routine from
899	* Hans de Goede <hans@highrise.nl>
900	*/
901		1153
902	int	1154	int
903	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1155	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
904	{	1156	{
905	if (!screen_in_out->set (display, colour))	1157	if (!screen_in_out->set (display, colour))
906	{	1158	{
907	rxvt_print_error ("can't allocate colour: %s", colour);	1159	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
908	return false;	1160	return false;
909	}	1161	}
910		1162
911	return true;	1163	return true;
912	}	1164	}
913		1165
914	/* -------------------------------------------------------------------- *	1166	/* -------------------------------------------------------------------- *
915	* - WINDOW RESIZING - *	1167	* - WINDOW RESIZING - *
916	* -------------------------------------------------------------------- */	1168	* -------------------------------------------------------------------- */
917	void	1169	void
918	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1170	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
919	{	1171	{
920	int fix_screen;	1172	int fix_screen;
921
922	#ifdef SMART_RESIZE
923	int old_width = szHint.width, old_height = szHint.height;	1173	int old_width = szHint.width, old_height = szHint.height;
924	#endif	1174	dDisp;
925		1175
926	window_calc (width, height);	1176	window_calc (newwidth, newheight);
927	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1177	XSetWMNormalHints (disp, parent[0], &szHint);
		1178
928	if (!ignoreparent)	1179	if (!ignoreparent)
929	{	1180	{
930	#ifdef SMART_RESIZE	1181	#ifdef SMART_RESIZE
931	/*	1182	/*
932	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1183	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
935	int x, y, x1, y1;	1186	int x, y, x1, y1;
936	int dx, dy;	1187	int dx, dy;
937	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1188	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
938	Window unused_cr;	1189	Window unused_cr;
939		1190
940	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1191	XTranslateCoordinates (disp, parent[0], display->root,
941	0, 0, &x, &y, &unused_cr);	1192	0, 0, &x, &y, &unused_cr);
942	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1193	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
943	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1194	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
944	/*	1195	/*
945	* if display->root isn't the parent window, a WM will probably have offset	1196	* if display->root isn't the parent window, a WM will probably have offset
946	* our position for handles and decorations. Counter it	1197	* our position for handles and decorations. Counter it
947	*/	1198	*/
…		…
949	{	1200	{
950	x -= x1;	1201	x -= x1;
951	y -= y1;	1202	y -= y1;
952	}	1203	}
953		1204
954	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1205	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
955	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1206	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
956	dx = old_width - szHint.width;	1207	dx = old_width - szHint.width;
957	dy = old_height - szHint.height;	1208	dy = old_height - szHint.height;
958		1209
959	/* Check position of the center of the window */	1210	/* Check position of the center of the window */
960	if (x < x1) /* left half */	1211	if (x < x1) /* left half */
…		…
964	if (y < y1) /* top half */	1215	if (y < y1) /* top half */
965	dy = 0;	1216	dy = 0;
966	else if (y == y1) /* exact center */	1217	else if (y == y1) /* exact center */
967	dy /= 2;	1218	dy /= 2;
968		1219
969	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1220	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
970	szHint.width, szHint.height);	1221	szHint.width, szHint.height);
971	#else	1222	#else
972	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1223	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
973	szHint.height);
974	#endif	1224	#endif
975
976	}	1225	}
977		1226
978	fix_screen = (TermWin.ncol != prev_ncol	1227	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
979	|| TermWin.nrow != prev_nrow);
980		1228
981	if (fix_screen || width != old_width || height != old_height)	1229	if (fix_screen || newwidth != old_width || newheight != old_height)
982	{	1230	{
983	if (scrollbar_visible ())	1231	if (scrollBar.state)
984	{	1232	{
985	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1233	XMoveResizeWindow (disp, scrollBar.win,
		1234	window_sb_x, 0,
986	0, scrollbar_TotalWidth (), szHint.height);	1235	scrollbar_TotalWidth (), szHint.height);
987	resize_scrollbar ();	1236	resize_scrollbar ();
988	}	1237	}
989		1238
990	if (menubar_visible ())	1239	XMoveResizeWindow (disp, vt,
991	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1240	window_vt_x, window_vt_y,
992	0, TermWin_TotalWidth (), menuBar_TotalHeight ());
993
994	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
995	window_vt_y, TermWin_TotalWidth (),
996	TermWin_TotalHeight ());	1241	width, height);
		1242
997	scr_clear ();	1243	scr_clear ();
998	#ifdef XPM_BACKGROUND	1244	#ifdef XPM_BACKGROUND
999	resize_pixmap ();	1245	resize_pixmap ();
1000	#endif	1246	#endif
1001
1002	}	1247	}
1003		1248
1004	if (fix_screen || old_height == 0)	1249	if (fix_screen || old_height == 0)
1005	{	1250	{
1006	int curr_screen = -1;	1251	int curr_screen = -1;
1007	int old_ncol = prev_ncol;	1252	int old_ncol = prev_ncol;
1008		1253
1009	/* scr_reset only works on the primary screen */	1254	/* scr_reset only works on the primary screen */
1010	if (old_height) /* this is not the first time through */	1255	if (old_height) /* this is not the first time through */
1011	{	1256	{
1012	unsigned int ncol = TermWin.ncol;	1257	unsigned int ocol = ncol;
1013	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1258	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014	curr_screen = scr_change_screen (PRIMARY);	1259	curr_screen = scr_change_screen (PRIMARY);
1015	TermWin.ncol = ncol;	1260	ncol = ocol;
1016	}	1261	}
1017		1262
1018	scr_reset ();	1263	scr_reset ();
1019		1264
1020	if (curr_screen >= 0) /* this is not the first time through */	1265	if (curr_screen >= 0) /* this is not the first time through */
1021	{	1266	{
1022	scr_change_screen (curr_screen);	1267	scr_change_screen (curr_screen);
1023	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1268	selection_check (old_ncol != ncol ? 4 : 0);
1024	}	1269	}
1025	}	1270	}
1026		1271
1027	old_width = szHint.width;	1272	old_width = szHint.width;
1028	old_height = szHint.height;	1273	old_height = szHint.height;
		1274
		1275	#ifdef XPM_BACKGROUND
		1276	if (pixmap)
		1277	scr_touch (false);
		1278	#endif
1029		1279
1030	#ifdef USE_XIM	1280	#ifdef USE_XIM
1031	IMSetStatusPosition ();	1281	IMSetStatusPosition ();
1032	#endif	1282	#endif
1033	}	1283	}
…		…
1035	/*	1285	/*
1036	* Set the width/height of the vt window in characters. Units are pixels.	1286	* Set the width/height of the vt window in characters. Units are pixels.
1037	* good for toggling 80/132 columns	1287	* good for toggling 80/132 columns
1038	*/	1288	*/
1039	void	1289	void
1040	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1290	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041	{	1291	{
1042	XWindowAttributes wattr;	1292	XWindowAttributes wattr;
1043		1293
1044	if (width == 0 || height == 0)	1294	if (newwidth == 0 || newheight == 0)
1045	{	1295	{
1046	XGetWindowAttributes (display->display, display->root, &wattr);	1296	XGetWindowAttributes (display->display, display->root, &wattr);
		1297
1047	if (width == 0)	1298	if (newwidth == 0)
1048	width = wattr.width - szHint.base_width;	1299	newwidth = wattr.width - szHint.base_width;
1049	if (height == 0)	1300	if (newheight == 0)
1050	height = wattr.height - szHint.base_height;	1301	newheight = wattr.height - szHint.base_height;
1051	}
1052	if (width != TermWin.width || height != TermWin.height)
1053	{	1302	}
		1303
		1304	if (newwidth != width || newheight != height)
		1305	{
1054	width += szHint.base_width;	1306	newwidth += szHint.base_width;
1055	height += szHint.base_height;	1307	newheight += szHint.base_height;
1056	resize_all_windows (width, height, 0);	1308	resize_all_windows (newwidth, newheight, 0);
1057	}	1309	}
1058	}	1310	}
1059		1311
1060	/* -------------------------------------------------------------------- *	1312	/* -------------------------------------------------------------------- *
1061	* - X INPUT METHOD ROUTINES - *	1313	* - X INPUT METHOD ROUTINES - *
1062	* -------------------------------------------------------------------- */	1314	* -------------------------------------------------------------------- */
1063	#ifdef USE_XIM	1315	#ifdef USE_XIM
1064		1316
1065	void	1317	void
		1318	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1319	{
		1320	fg = pix_colors[Color_fg];
		1321	bg = pix_colors[Color_bg];
		1322	}
		1323
		1324	void
1066	rxvt_term::im_set_size (XRectangle *size)	1325	rxvt_term::im_set_size (XRectangle &size)
1067	{	1326	{
1068	size->x = TermWin.int_bwidth;	1327	// the int_bwidth terms make no sense to me
1069	size->y = TermWin.int_bwidth;	1328	size.x = int_bwidth;
1070	size->width = Width2Pixel (TermWin.ncol);	1329	size.y = int_bwidth;
1071	size->height = Height2Pixel (TermWin.nrow);	1330	size.width = Width2Pixel (ncol) + int_bwidth;
		1331	size.height = Height2Pixel (nrow) + int_bwidth;
1072	}	1332	}
1073		1333
1074	void	1334	void
1075	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1335	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1336	XRectangle &status_rect,
		1337	const XRectangle &needed_rect)
1076	{	1338	{
1077	*fg = PixColors[Color_fg];	1339	preedit_rect.x = needed_rect.width;
1078	*bg = PixColors[Color_bg];	1340	preedit_rect.y = 0;
		1341	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1342	preedit_rect.height = fheight;
		1343
		1344	status_rect.x = 0;
		1345	status_rect.y = 0;
		1346	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1347	status_rect.height = fheight;
1079	}	1348	}
1080		1349
1081	/* Checking whether input method is running. */	1350	/* Checking whether input method is running. */
1082	bool	1351	bool
1083	rxvt_term::IMisRunning ()	1352	rxvt_term::IMisRunning ()
1084	{	1353	{
1085	char *p;	1354	char *p;
1086	Atom atom;	1355	Atom atom;
1087	Window win;	1356	Window win;
1088	char server[IMBUFSIZ];	1357	char server[IMBUFSIZ];
1089		1358
1090	/* get current locale modifier */	1359	/* get current locale modifier */
1091	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1360	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1092	{	1361	{
1093	STRCPY (server, "@server=");	1362	strcpy (server, "@server=");
1094	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1363	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1364
1095	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1365	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1096	*p = '\0';	1366	*p = '\0';
1097		1367
1098	atom = XInternAtom (display->display, server, False);	1368	atom = XInternAtom (display->display, server, False);
1099	win = XGetSelectionOwner (display->display, atom);	1369	win = XGetSelectionOwner (display->display, atom);
		1370
1100	if (win != None)	1371	if (win != None)
1101	return True;	1372	return True;
1102	}	1373	}
		1374
1103	return False;	1375	return False;
1104	}	1376	}
1105		1377
1106	void	1378	void
1107	rxvt_term::IMSendSpot ()	1379	rxvt_term::IMSendSpot ()
1108	{	1380	{
1109	XPoint spot;	1381	XPoint nspot;
1110	XVaNestedList preedit_attr;	1382	XVaNestedList preedit_attr;
1111		1383
1112	if (Input_Context == NULL	1384	if (!Input_Context
		1385	|| !focus
1113	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1386	|| !(input_style & XIMPreeditPosition))
1114	|| ! (event_type == KeyPress
1115	|| event_type == Expose
1116	|| event_type == NoExpose
1117	|| event_type == SelectionNotify
1118	|| event_type == ButtonRelease || event_type == FocusIn)
1119	|| !IMisRunning ())
1120	return;	1387	return;
1121		1388
1122	im_set_position (&spot);	1389	im_set_position (nspot);
		1390
		1391	if (nspot.x == spot.x && nspot.y == spot.y)
		1392	return;
		1393
		1394	spot = nspot;
1123		1395
1124	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1396	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1397	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126	XFree (preedit_attr);	1398	XFree (preedit_attr);
1127	}	1399	}
1128		1400
1129	void	1401	void
1130	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131	XRectangle * needed_rect)
1132	{
1133	int mbh, vtx = 0;
1134
1135	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1136	vtx = scrollbar_TotalWidth ();
1137
1138	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1139	mbh -= TermWin.lineSpace;
1140
1141	preedit_rect->x = needed_rect->width + vtx;
1142	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1143
1144	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1145	preedit_rect->height = Height2Pixel (1);
1146
1147	status_rect->x = vtx;
1148	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1149
1150	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1151	status_rect->height = Height2Pixel (1);
1152	}
1153
1154	void
1155	rxvt_term::im_destroy ()	1402	rxvt_term::im_destroy ()
1156	{	1403	{
1157	if (Input_Context)
1158	{
1159	XDestroyIC (Input_Context);
1160	Input_Context = NULL;
1161	}
1162
1163	if (input_method)	1404	if (input_method)
1164	{	1405	{
		1406	if (Input_Context && input_method->xim)
		1407	XDestroyIC (Input_Context);
		1408
1165	display->put_xim (input_method);	1409	display->put_xim (input_method);
1166	input_method = 0;	1410	input_method = 0;
1167	}	1411	}
		1412
		1413	Input_Context = 0;
1168	}	1414	}
1169		1415
1170	/*	1416	/*
1171	* Try to open a XIM with the current modifiers, then see if we can	1417	* Try to open a XIM with the current modifiers, then see if we can
1172	* open a suitable preedit type	1418	* open a suitable preedit type
1173	*/	1419	*/
1174	bool	1420	bool
1175	rxvt_term::IM_get_IC (const char *modifiers)	1421	rxvt_term::IM_get_IC (const char *modifiers)
1176	{	1422	{
1177	int i, j, found;	1423	int i, j, found;
1178	XIM xim;	1424	XIM xim;
1179	XPoint spot;	1425	XPoint spot;
1180	XRectangle rect, status_rect, needed_rect;	1426	XRectangle rect, status_rect, needed_rect;
1181	unsigned long fg, bg;	1427	unsigned long fg, bg;
1182	const char *p;	1428	const char *p;
1183	char **s;	1429	char **s;
1184	XIMStyles *xim_styles;	1430	XIMStyles *xim_styles;
1185	XVaNestedList preedit_attr, status_attr;	1431
		1432	set_environ (envv);
1186		1433
1187	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1434	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return false;	1435	return false;
1189		1436
1190	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1437	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1191	input_method = display->get_xim (locale, modifiers);	1438	input_method = display->get_xim (locale, modifiers);
1192	if (input_method == NULL)	1439	if (input_method == NULL)
1193	return false;	1440	return false;
1194		1441
1195	xim = input_method->xim;	1442	xim = input_method->xim;
		1443	spot.x = spot.y = -1;
1196		1444
1197	xim_styles = NULL;	1445	xim_styles = NULL;
1198	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1446	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles)	1447	|| !xim_styles || !xim_styles->count_styles)
1200	{	1448	{
1201	display->put_xim (input_method);	1449	im_destroy ();
1202	return false;	1450	return false;
1203	}	1451	}
1204		1452
1205	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1453	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1454
		1455	for (int pi = 0; pi < 2; pi++)
		1456	{
		1457	p = pet[pi];
		1458
		1459	if (!p)
		1460	continue;
		1461
1206	s = rxvt_splitcommastring (p);	1462	s = rxvt_splitcommastring (p);
		1463
1207	for (i = found = 0; !found && s[i]; i++)	1464	for (i = found = 0; !found && s[i]; i++)
1208	{	1465	{
1209	if (!STRCMP (s[i], "OverTheSpot"))	1466	if (!strcmp (s[i], "OverTheSpot"))
1210	input_style = (XIMPreeditPosition | XIMStatusNothing);	1467	input_style = (XIMPreeditPosition | XIMStatusNothing);
1211	else if (!STRCMP (s[i], "OffTheSpot"))	1468	else if (!strcmp (s[i], "OffTheSpot"))
1212	input_style = (XIMPreeditArea | XIMStatusArea);	1469	input_style = (XIMPreeditArea | XIMStatusArea);
1213	else if (!STRCMP (s[i], "Root"))	1470	else if (!strcmp (s[i], "Root"))
1214	input_style = (XIMPreeditNothing | XIMStatusNothing);	1471	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1472	else if (!strcmp (s[i], "None"))
		1473	input_style = (XIMPreeditNone | XIMStatusNone);
1215		1474
1216	for (j = 0; j < xim_styles->count_styles; j++)	1475	for (j = 0; j < xim_styles->count_styles; j++)
1217	if (input_style == xim_styles->supported_styles[j])	1476	if (input_style == xim_styles->supported_styles[j])
1218	{	1477	{
		1478	rxvt_freecommastring (s);
		1479
1219	found = 1;	1480	found = 1;
1220	break;	1481	goto foundpet;
		1482	}
		1483
1221	}	1484	}
1222	}
1223		1485
1224	for (i = 0; s[i]; i++)	1486	rxvt_freecommastring (s);
1225	free (s[i]);	1487	}
1226		1488
1227	free (s);	1489	foundpet:
		1490
1228	XFree (xim_styles);	1491	XFree (xim_styles);
1229		1492
1230	if (!found)	1493	if (!found)
1231	{	1494	{
1232	display->put_xim (input_method);	1495	im_destroy ();
1233	return false;	1496	return false;
1234	}	1497	}
1235		1498
1236	preedit_attr = status_attr = NULL;	1499	XFontSet fs = 0;
		1500	XVaNestedList preedit_attr = 0, status_attr = 0;
		1501
		1502	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1503	{
		1504	// fake us a font-set, please
		1505	char **missing_charset_list;
		1506	int missing_charset_count;
		1507	char *def_string;
		1508	char pat[512];
		1509
		1510	sprintf (pat,
		1511	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1512	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1513	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1514	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1515	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1516	"*",
		1517	fheight,
		1518	fheight + 1, fheight - 1,
		1519	fheight - 2, fheight + 2);
		1520
		1521	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1522	&missing_charset_list, &missing_charset_count, &def_string);
		1523
		1524	if (missing_charset_list)
		1525	XFreeStringList (missing_charset_list);
		1526
		1527	if (!fs)
		1528	{
		1529	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1530	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1531	}
		1532	}
1237		1533
1238	if (input_style & XIMPreeditPosition)	1534	if (input_style & XIMPreeditPosition)
1239	{	1535	{
1240	im_set_size (&rect);	1536	im_set_size (rect);
1241	im_set_position (&spot);	1537	im_set_position (spot);
1242	im_set_color (&fg, &bg);	1538	im_set_color (fg, bg);
1243		1539
1244	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1540	preedit_attr = XVaCreateNestedList (0,
		1541	XNForeground, fg,
		1542	XNBackground, bg,
		1543	XNArea, &rect,
1245	XNSpotLocation, &spot,	1544	XNSpotLocation, &spot,
1246	XNForeground, fg, XNBackground, bg,
1247	//XNFontSet, TermWin.fontset,	1545	XNFontSet, fs,
1248	NULL);	1546	NULL);
1249	}	1547	}
1250	else if (input_style & XIMPreeditArea)	1548	else if (input_style & XIMPreeditArea)
1251	{	1549	{
1252	im_set_color (&fg, &bg);	1550	im_set_color (fg, bg);
1253		1551
1254	/*	1552	/*
1255	* The necessary width of preedit area is unknown	1553	* The necessary width of preedit area is unknown
1256	* until create input context.	1554	* until create input context.
1257	*/	1555	*/
1258	needed_rect.width = 0;	1556	needed_rect.width = 0;
1259
1260	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1557	im_set_preedit_area (rect, status_rect, needed_rect);
1261		1558
1262	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1559	preedit_attr = XVaCreateNestedList (0,
		1560	XNForeground, fg,
1263	XNForeground, fg, XNBackground, bg,	1561	XNBackground, bg,
		1562	XNArea, &rect,
		1563	XNFontSet, fs,
		1564	NULL);
		1565	status_attr = XVaCreateNestedList (0,
		1566	XNForeground, fg,
		1567	XNBackground, bg,
		1568	XNArea, &status_rect,
1264	//XNFontSet, TermWin.fontset,	1569	XNFontSet, fs,
1265	NULL);	1570	NULL);
1266	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1267	XNForeground, fg, XNBackground, bg,
1268	//XNFontSet, TermWin.fontset,
1269	NULL);
1270	}	1571	}
1271		1572
1272	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1573	Input_Context = XCreateIC (xim,
		1574	XNInputStyle, input_style,
1273	XNClientWindow, TermWin.parent[0],	1575	XNClientWindow, vt,
1274	XNFocusWindow, TermWin.parent[0],	1576	XNFocusWindow, parent[0],
1275	preedit_attr ? XNPreeditAttributes : NULL,	1577	preedit_attr ? XNPreeditAttributes : NULL,
1276	preedit_attr,	1578	preedit_attr,
1277	status_attr ? XNStatusAttributes : NULL,	1579	status_attr ? XNStatusAttributes : NULL,
1278	status_attr, NULL);	1580	status_attr, NULL);
		1581
1279	if (preedit_attr) XFree (preedit_attr);	1582	if (preedit_attr) XFree (preedit_attr);
1280	if (status_attr) XFree (status_attr);	1583	if (status_attr) XFree (status_attr);
		1584	if (fs) XFreeFontSet (display->display, fs);
1281		1585
1282	if (Input_Context == NULL)	1586	if (Input_Context == NULL)
1283	{	1587	{
1284	rxvt_print_error ("failed to create input context");	1588	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285	display->put_xim (input_method);	1589	im_destroy ();
1286	return false;	1590	return false;
1287	}	1591	}
1288		1592
1289	if (input_style & XIMPreeditArea)	1593	if (input_style & XIMPreeditArea)
1290	IMSetStatusPosition ();	1594	IMSetStatusPosition ();
…		…
1294	}	1598	}
1295		1599
1296	void	1600	void
1297	rxvt_term::im_cb ()	1601	rxvt_term::im_cb ()
1298	{	1602	{
1299	int i, found, had_im;	1603	int i;
1300	const char *p;	1604	const char *p;
1301	char **s;	1605	char **s;
1302	char buf[IMBUFSIZ];	1606	char buf[IMBUFSIZ];
1303		1607
		1608	make_current ();
		1609
1304	im_destroy ();	1610	im_destroy ();
1305		1611
1306	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1612	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1307	if (Input_Context)	1613	if (Input_Context)
1308	return;	1614	return;
…		…
1316	if (p && *p)	1622	if (p && *p)
1317	{	1623	{
1318	bool found = false;	1624	bool found = false;
1319		1625
1320	s = rxvt_splitcommastring (p);	1626	s = rxvt_splitcommastring (p);
		1627
1321	for (i = 0; s[i]; i++)	1628	for (i = 0; s[i]; i++)
1322	{	1629	{
1323	if (*s[i])	1630	if (*s[i])
1324	{	1631	{
1325	STRCPY (buf, "@im=");	1632	strcpy (buf, "@im=");
1326	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1633	strncat (buf, s[i], IMBUFSIZ - 5);
1327	if (IM_get_IC (buf))	1634	if (IM_get_IC (buf))
1328	{	1635	{
1329	found = true;	1636	found = true;
1330	break;	1637	break;
1331	}	1638	}
1332	}	1639	}
1333	}	1640	}
1334	for (i = 0; s[i]; i++)	1641
1335	free (s[i]);	1642	rxvt_freecommastring (s);
1336	free (s);
1337		1643
1338	if (found)	1644	if (found)
1339	goto done;	1645	goto done;
1340	}	1646	}
1341		1647
…		…
1355	}	1661	}
1356		1662
1357	void	1663	void
1358	rxvt_term::IMSetStatusPosition ()	1664	rxvt_term::IMSetStatusPosition ()
1359	{	1665	{
1360	XRectangle preedit_rect, status_rect, *needed_rect;	1666	XRectangle preedit_rect, status_rect, *needed_rect;
1361	XVaNestedList preedit_attr, status_attr;	1667	XVaNestedList preedit_attr, status_attr;
1362		1668
1363	if (Input_Context == NULL	1669	if (!Input_Context
		1670	|| !focus
1364	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1671	|| !(input_style & XIMPreeditArea)
1365	|| !IMisRunning ())	1672	|| !IMisRunning ())
1366	return;	1673	return;
1367		1674
1368	/* Getting the necessary width of preedit area */	1675	/* Getting the necessary width of preedit area */
1369	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1676	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1677	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371	XFree (status_attr);	1678	XFree (status_attr);
1372		1679
1373	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1680	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1681	XFree (needed_rect);
1374		1682
1375	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1683	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1684	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377		1685
1378	XSetICValues (Input_Context,	1686	XSetICValues (Input_Context,
1379	XNPreeditAttributes, preedit_attr,	1687	XNPreeditAttributes, preedit_attr,
1380	XNStatusAttributes, status_attr, NULL);	1688	XNStatusAttributes, status_attr, NULL);
1381		1689
1382	XFree (preedit_attr);	1690	XFree (preedit_attr);
1383	XFree (status_attr);	1691	XFree (status_attr);
1384	}	1692	}
1385	#endif /* USE_XIM */	1693	#endif /* USE_XIM */

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