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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.2 by pcg, Mon Nov 24 17:31:27 2003 UTC vs.
Revision 1.134 by root, Fri Feb 4 11:41:23 2005 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.2 2003/11/24 17:31:27 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
28	* You should have received a copy of the GNU General Public License	28	* You should have received a copy of the GNU General Public License
29	* along with this program; if not, write to the Free Software	29	* along with this program; if not, write to the Free Software
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 "main.intpro" /* PROTOS for internal routines */
36		36
37	#include <signal.h>	37	#include <csignal>
		38	#include <cstring>
38		39
39	#ifdef TTY_GID_SUPPORT	40	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	41	# include <grp.h>
41	#endif	42	#endif
42		43
43	#ifdef HAVE_TERMIOS_H	44	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	45	# include <termios.h>
45	#endif	46	#endif
46		47
		48	#ifdef KEYSYM_RESOURCE
		49	# include "keyboard.h"
		50	#endif
		51
		52	vector<rxvt_term *> rxvt_term::termlist;
		53
		54	static char curlocale[128];
		55
		56	bool
		57	rxvt_set_locale (const char *locale)
		58	{
		59	if (!locale || !strncmp (locale, curlocale, 128))
		60	return false;
		61
		62	strncpy (curlocale, locale, 128);
		63	setlocale (LC_CTYPE, curlocale);
		64	return true;
		65	}
		66
		67	#if ENABLE_COMBINING
		68	class rxvt_composite_vec rxvt_composite;
		69
		70	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		71	{
		72	compose_char *cc;
		73
		74	// break compose chains, as stupid readline really likes to duplicate
		75	// composing characters for some reason near the end of a line.
		76	cc = (*this)[c1];
		77	while (cc)
		78	{
		79	if (cc->c2 == c2) return c1;
		80	cc = (*this)[cc->c1];
		81	}
		82
		83	// check to see wether this combination already exists otherwise
		84	for (cc = v.end (); cc-- > v.begin (); )
		85	{
		86	if (cc->c1 == c1 && cc->c2 == c2)
		87	return COMPOSE_LO + (cc - v.begin ());
		88	}
		89
		90	// allocate a new combination
		91	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		92	{
		93	static int seen;
		94
		95	if (!seen++)
		96	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		97
		98	return REPLACEMENT_CHAR;
		99	}
		100
		101	v.push_back (compose_char (c1, c2));
		102
		103	return v.size () - 1 + COMPOSE_LO;
		104	}
		105
		106	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		107	{
		108	compose_char *cc = (*this)[c];
		109
		110	if (!cc)
		111	{
		112	if (r) *r = c;
		113	return 1;
		114	}
		115
		116	int len = expand (cc->c1, r);
		117
		118	if (r) r += len;
		119
		120	if (cc->c2 != NOCHAR)
		121	{
		122	len++;
		123	if (r) *r++ = cc->c2;
		124	}
		125
		126	return len;
		127
		128	}
		129	#endif
		130
		131	rxvt_term::rxvt_term ()
		132	:
		133	#if TRANSPARENT
		134	rootwin_ev (this, &rxvt_term::rootwin_cb),
		135	#endif
		136	#ifdef HAVE_SCROLLBARS
		137	scrollbar_ev (this, &rxvt_term::x_cb),
		138	#endif
		139	#ifdef MENUBAR
		140	menubar_ev (this, &rxvt_term::x_cb),
		141	#endif
		142	#ifdef CURSOR_BLINK
		143	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		144	#endif
		145	#ifdef TEXT_BLINK
		146	text_blink_ev (this, &rxvt_term::text_blink_cb),
		147	#endif
		148	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		149	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		150	#endif
		151	#ifdef SELECTION_SCROLLING
		152	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		153	#endif
		154	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		155	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		156	#endif
		157	#ifdef POINTER_BLANK
		158	pointer_ev (this, &rxvt_term::pointer_cb),
		159	#endif
		160	#ifdef USE_XIM
		161	im_ev (this, &rxvt_term::im_cb),
		162	#endif
		163	sw_term (this, &rxvt_term::sig_term),
		164	sw_int (this, &rxvt_term::sig_term),
		165	sw_chld (this, &rxvt_term::sig_chld),
		166	termwin_ev (this, &rxvt_term::x_cb),
		167	vt_ev (this, &rxvt_term::x_cb),
		168	check_ev (this, &rxvt_term::check_cb),
		169	flush_ev (this, &rxvt_term::flush_cb),
		170	destroy_ev (this, &rxvt_term::destroy_cb),
		171	pty_ev (this, &rxvt_term::pty_cb),
		172	incr_ev (this, &rxvt_term::incr_cb)
		173	{
		174	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		175
		176	termlist.push_back (this);
		177
		178	#ifdef KEYSYM_RESOURCE
		179	keyboard = new keyboard_manager;
		180
		181	if (!keyboard)
		182	rxvt_fatal ("out of memory, aborting.\n");
		183	#endif
		184	}
		185
		186	// clean up the most important stuff, do *not* call x or free mem etc.
		187	// for use before an emergency exit
		188	void rxvt_term::emergency_cleanup ()
		189	{
		190	if (cmd_pid)
		191	kill (-cmd_pid, SIGHUP);
		192
		193	#ifdef UTMP_SUPPORT
		194	privileged_utmp (RESTORE);
		195	#endif
		196
		197	pty.put ();
		198	}
		199
		200	rxvt_term::~rxvt_term ()
		201	{
		202	termlist.erase (find (termlist.begin (), termlist.end(), this));
		203
		204	emergency_cleanup ();
		205
		206	#if ENABLE_STYLES
		207	for (int i = RS_styleCount; --i; )
		208	if (TermWin.fontset[i] != TermWin.fontset[0])
		209	delete TermWin.fontset[i];
		210	#endif
		211	delete TermWin.fontset[0];
		212
		213	if (display)
		214	{
		215	dDisp;
		216
		217	selection_clear ();
		218
		219	#ifdef USE_XIM
		220	im_destroy ();
		221	#endif
		222	#ifdef MENUBAR
		223	if (menubarGC) XFreeGC (disp, menubarGC);
		224	#endif
		225	#ifdef XTERM_SCROLLBAR
		226	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		227	if (ShadowGC) XFreeGC (disp, ShadowGC);
		228	#endif
		229	#ifdef PLAIN_SCROLLBAR
		230	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		231	#endif
		232	#ifdef NEXT_SCROLLBAR
		233	if (blackGC) XFreeGC (disp, blackGC);
		234	if (whiteGC) XFreeGC (disp, whiteGC);
		235	if (grayGC) XFreeGC (disp, grayGC);
		236	if (darkGC) XFreeGC (disp, darkGC);
		237	if (stippleGC) XFreeGC (disp, stippleGC);
		238	if (dimple) XFreePixmap (disp, dimple);
		239	if (upArrow) XFreePixmap (disp, upArrow);
		240	if (downArrow) XFreePixmap (disp, downArrow);
		241	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		242	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		243	#endif
		244	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		245	if (topShadowGC) XFreeGC (disp, topShadowGC);
		246	if (botShadowGC) XFreeGC (disp, botShadowGC);
		247	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		248	#endif
		249	if (TermWin.gc) XFreeGC (disp, TermWin.gc);
		250
		251	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		252	delete menuBar.drawable;
		253	//if (menuBar.win)
		254	// XDestroyWindow (disp, menuBar.win);
		255	#endif
		256	delete TermWin.drawable;
		257	// destroy all windows
		258	if (TermWin.parent[0])
		259	XDestroyWindow (disp, TermWin.parent[0]);
		260	}
		261
		262	// TODO: free pixcolours, colours should become part of rxvt_display
		263
		264	delete pix_colors_focused;
		265	#ifdef OFF_FOCUS_FADING
		266	delete pix_colors_unfocused;
		267	#endif
		268
		269	displays.put (display);
		270
		271	scr_release ();
		272
		273	/* clear all resources */
		274	for (int i = 0; i < allocated.size (); i++)
		275	free (allocated [i]);
		276
		277	free (selection.text);
		278	// TODO: manage env vars in child only(!)
		279	free (env_windowid);
		280	free (env_display);
		281	free (env_term);
		282	free (env_colorfgbg);
		283	free (locale);
		284	free (v_buffer);
		285	free (incr_buf);
		286
		287	delete envv;
		288	delete argv;
		289
		290	#ifdef KEYSYM_RESOURCE
		291	delete keyboard;
		292	#endif
		293	}
		294
		295	void
		296	rxvt_term::destroy ()
		297	{
		298	if (destroy_ev.active)
		299	return;
		300
		301	#if ENABLE_OVERLAY
		302	scr_overlay_off ();
		303	#endif
		304
		305	if (display)
		306	{
		307	#if USE_XIM
		308	im_ev.stop (display);
		309	#endif
		310	#if HAVE_SCROLLBARS
		311	scrollbar_ev.stop (display);
		312	#endif
		313	#if MENUBAR
		314	menubar_ev.stop (display);
		315	#endif
		316	#if TRANSPARENT
		317	rootwin_ev.stop (display);
		318	#endif
		319	incr_ev.stop ();
		320	termwin_ev.stop (display);
		321	vt_ev.stop (display);
		322	}
		323
		324	check_ev.stop ();
		325	pty_ev.stop ();
		326	#ifdef CURSOR_BLINK
		327	cursor_blink_ev.stop ();
		328	#endif
		329	#ifdef TEXT_BLINK
		330	text_blink_ev.stop ();
		331	#endif
		332	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		333	cont_scroll_ev.stop ();
		334	#endif
		335	#ifdef SELECTION_SCROLLING
		336	sel_scroll_ev.stop ();
		337	#endif
		338	#ifdef POINTER_BLANK
		339	pointer_ev.stop ();
		340	#endif
		341
		342	destroy_ev.start (0);
		343	}
		344
		345	void
		346	rxvt_term::destroy_cb (time_watcher &w)
		347	{
		348	SET_R (this);
		349
		350	delete this;
		351	}
		352
47	/*----------------------------------------------------------------------*/	353	/*----------------------------------------------------------------------*/
48	/* rxvt_init() */
49	/* LIBPROTO */
50	rxvt_t *
51	rxvt_init(int argc, const char *const *argv)
52	{
53	const char **cmd_argv;
54
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));
56
57	dR;
58	if (rxvt_init_vars(aR) < 0) {
59	free(R);
60	return NULL;
61	}
62
63	/*	354	/*
64	* Save and then give up any super-user privileges	355	* Exit gracefully, clearing the utmp entry and restoring tty attributes
65	* If we need privileges in any area then we must specifically request it.	356	* TODO: if debugging, this should free up any known resources if we can
66	* We should only need to be root in these cases:
67	* 1. write utmp entries on some systems
68	* 2. chown tty on some systems
69	*/	357	*/
70	rxvt_privileges(aR_ SAVE);	358	static XErrorHandler old_xerror_handler;
71	rxvt_privileges(aR_ IGNORE);
72		359
		360	static void
		361	rxvt_emergency_cleanup ()
		362	{
		363	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		364	(*t)->emergency_cleanup ();
		365	}
		366
		367	int
		368	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		369	{
		370	if (GET_R->allowedxerror == -1)
		371	GET_R->allowedxerror = event->error_code;
		372	else
		373	{
		374	//TODO: GET_R is most likely not the terminal which caused the error
		375	//TODO: maybe just output the error and continue?
		376	old_xerror_handler (display, event);
		377	GET_R->destroy ();
		378	}
		379
		380	return 0;
		381	}
		382
		383	int
		384	rxvt_xioerror_handler (Display *display)
		385	{
		386	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		387	DisplayString (display));
		388	rxvt_emergency_cleanup ();
		389	_exit (EXIT_FAILURE);
		390	}
		391
		392	/*
		393	* Catch a fatal signal and tidy up before quitting
		394	*/
		395	void
		396	rxvt_term::sig_term (sig_watcher &w)
		397	{
		398	#ifdef DEBUG_CMD
		399	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		400	#endif
		401	rxvt_emergency_cleanup ();
		402	signal (w.signum, SIG_DFL);
		403	kill (getpid (), w.signum);
		404	}
		405
		406	/*----------------------------------------------------------------------*/
		407	/* rxvt_init () */
		408	bool
		409	rxvt_term::init (int argc, const char *const *argv)
		410	{
		411	SET_R (this);
		412
		413	set_locale ("");
		414
		415	if (!init_vars ())
		416	return false;
		417
73	rxvt_init_secondary(aR);	418	init_secondary ();
74		419
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);	420	const char **cmd_argv = init_resources (argc, argv);
76		421
		422	#ifdef KEYSYM_RESOURCE
		423	keyboard->register_done ();
		424	#endif
		425
		426	#if MENUBAR_MAX
		427	menubar_read (rs[Rs_menu]);
		428	#endif
		429	#ifdef HAVE_SCROLLBARS
		430	if (options & Opt_scrollBar)
		431	scrollBar.setIdle (); /* set existence for size calculations */
		432	#endif
		433
		434	create_windows (argc, argv);
		435
		436	dDisp;
		437
		438	init_xlocale ();
		439
		440	scr_reset (); /* initialize screen */
		441
		442	#if 0
		443	XSynchronize (disp, True);
		444	#endif
		445
		446	#ifdef HAVE_SCROLLBARS
		447	if (options & Opt_scrollBar)
		448	resize_scrollbar (); /* create and map scrollbar */
		449	#endif
77	#if (MENUBAR_MAX)	450	#if (MENUBAR_MAX)
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);
79	#endif
80	#ifdef HAVE_SCROLLBARS
81	if (R->Options & Opt_scrollBar)
82	scrollbar_setIdle(); /* set existence for size calculations */
83	#endif
84
85	rxvt_Create_Windows(aR_ argc, argv);
86
87	rxvt_init_xlocale(aR);
88
89	rxvt_scr_reset(aR); /* initialize screen */
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif
93
94	#if 0
95	#ifdef DEBUG_X
96	XSynchronize(R->Xdisplay, True);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
100	#endif
101	#endif
102
103	#ifdef HAVE_SCROLLBARS
104	if (R->Options & Opt_scrollBar)
105	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106	#endif
107	#if (MENUBAR_MAX)
108	if (menubar_visible(r))	451	if (menubar_visible ())
109	XMapWindow(R->Xdisplay, R->menuBar.win);	452	XMapWindow (disp, menuBar.win);
110	#endif	453	#endif
111	#ifdef TRANSPARENT	454	#ifdef TRANSPARENT
112	if (R->Options & Opt_transparent) {	455	if (options & Opt_transparent)
113	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114	rxvt_check_our_parents(aR);
115	}	456	{
		457	XSelectInput (disp, display->root, PropertyChangeMask);
		458	check_our_parents ();
		459	rootwin_ev.start (display, display->root);
		460	}
116	#endif	461	#endif
		462
117	XMapWindow(R->Xdisplay, R->TermWin.vt);	463	XMapWindow (disp, TermWin.vt);
118	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	464	XMapWindow (disp, TermWin.parent[0]);
119		465
120	rxvt_init_env(aR);	466	set_colorfgbg ();
		467
121	rxvt_init_command(aR_ cmd_argv);	468	init_command (cmd_argv);
122		469
123	return R;	470	free (cmd_argv);
		471
		472	pty_ev.start (pty.pty, EVENT_READ);
		473
		474	check_ev.start ();
		475
		476	return true;
		477	}
		478
		479	void
		480	rxvt_init ()
		481	{
		482	/*
		483	* Save and then give up any super-user privileges
		484	* If we need privileges in any area then we must specifically request it.
		485	* We should only need to be root in these cases:
		486	* 1. write utmp entries on some systems
		487	* 2. chown tty on some systems
		488	*/
		489	rxvt_privileges (SAVE);
		490	rxvt_privileges (IGNORE);
		491
		492	signal (SIGHUP, SIG_IGN);
		493	signal (SIGPIPE, SIG_IGN);
		494
		495	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		496	/* signal (SIGURG, SIG_DFL); */
		497
		498	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		499	// TODO: handle this with exceptions and tolerate the memory loss
		500	XSetIOErrorHandler (rxvt_xioerror_handler);
124	}	501	}
125		502
126	/* ------------------------------------------------------------------------- *	503	/* ------------------------------------------------------------------------- *
127	* SIGNAL HANDLING & EXIT HANDLER *	504	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */	505	* ------------------------------------------------------------------------- */
129	/*	506	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died	507	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/	508	*/
132	/* ARGSUSED */
133	/* EXTPROTO */
134	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))
136	{
137	dR;
138	int pid, save_errno = errno;
139		509
140	do {	510	void
141	errno = 0;	511	rxvt_term::sig_chld (sig_watcher &w)
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);	512	{
		513	// we are being called for every SIGCHLD, not just ours
		514	int pid;
143		515
		516	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		517	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
144	if (pid == R->h->cmd_pid)	518	if (pid == (*t)->cmd_pid)
145	exit(EXIT_SUCCESS);	519	{
146		520	(*t)->destroy ();
147	errno = save_errno;	521	break;
148	signal(SIGCHLD, rxvt_Child_signal);	522	}
149	}
150
151	/*
152	* Catch a fatal signal and tidy up before quitting
153	*/
154	/* EXTPROTO */
155	RETSIGTYPE
156	rxvt_Exit_signal(int sig)
157	{
158	signal(sig, SIG_DFL);
159	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);
161	#endif
162	rxvt_clean_exit();
163	kill(getpid(), sig);
164	}
165
166	/* ARGSUSED */
167	/* INTPROTO */
168	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170	{
171	dR;
172
173	if (R->h->allowedxerror == -1) {
174	R->h->allowedxerror = event->error_code;
175	return 0; /* ignored anyway */
176	}
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",
178	event->request_code, event->minor_code,
179	event->error_code);
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
181	exit(EXIT_FAILURE);
182	/* NOTREACHED */
183	}
184
185	/*----------------------------------------------------------------------*/
186	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can
189	*/
190	/* EXTPROTO */
191	void
192	rxvt_clean_exit(void)
193	{
194	dR;
195
196	#ifdef DEBUG_SCREEN
197	rxvt_scr_release(aR);
198	#endif
199	#ifndef NO_SETOWNER_TTYDEV
200	rxvt_privileged_ttydev(aR_ RESTORE);
201	#endif
202	#ifdef UTMP_SUPPORT
203	rxvt_privileged_utmp(aR_ RESTORE);
204	#endif
205	#ifdef USE_XIM
206	if (R->h->Input_Context != NULL) {
207	XDestroyIC(R->h->Input_Context);
208	R->h->Input_Context = NULL;
209	}
210	#endif
211	}	523	}
212		524
213	/* ------------------------------------------------------------------------- *	525	/* ------------------------------------------------------------------------- *
214	* MEMORY ALLOCATION WRAPPERS *	526	* MEMORY ALLOCATION WRAPPERS *
215	* ------------------------------------------------------------------------- */	527	* ------------------------------------------------------------------------- */
		528	void *
		529	rxvt_malloc (size_t size)
		530	{
		531	void *p = malloc (size);
		532
		533	if (!p)
		534	rxvt_fatal ("memory allocation failure. aborting.\n");
		535
		536	return p;
		537	}
		538
216	/* EXTPROTO */	539	/* INTPROTO */
217	void *	540	void *
218	rxvt_malloc(size_t size)	541	rxvt_calloc (size_t number, size_t size)
219	{	542	{
220	void *p;	543	void *p = calloc (number, size);
221		544
222	p = malloc(size);
223	if (p)	545	if (!p)
		546	rxvt_fatal ("memory allocation failure. aborting.\n");
		547
224	return p;	548	return p;
225
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227	rxvt_clean_exit();
228	exit(EXIT_FAILURE);
229	/* NOTREACHED */
230	}	549	}
231		550
232	/* EXTPROTO */	551	/* INTPROTO */
233	void *	552	void *
234	rxvt_calloc(size_t number, size_t size)
235	{
236	void *p;
237
238	p = calloc(number, size);
239	if (p)
240	return p;
241
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243	rxvt_clean_exit();
244	exit(EXIT_FAILURE);
245	/* NOTREACHED */
246	}
247
248	/* EXTPROTO */
249	void *
250	rxvt_realloc(void *ptr, size_t size)	553	rxvt_realloc (void *ptr, size_t size)
251	{	554	{
252	void *p;
253
254	if (ptr)
255	p = realloc(ptr, size);	555	void *p = realloc (ptr, size);
256	else	556
257	p = malloc(size);
258	if (p)	557	if (!p)
		558	rxvt_fatal ("memory allocation failure. aborting.\n");
		559
259	return p;	560	return p;
260
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262	rxvt_clean_exit();
263	exit(EXIT_FAILURE);
264	/* NOTREACHED */
265	}	561	}
		562
266	/* ------------------------------------------------------------------------- *	563	/* ------------------------------------------------------------------------- *
267	* PRIVILEGED OPERATIONS *	564	* PRIVILEGED OPERATIONS *
268	* ------------------------------------------------------------------------- */	565	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */	566	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void	567	void
272	rxvt_privileges(pR_ int mode)	568	rxvt_privileges (rxvt_privaction action)
273	{	569	{
		570	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		571	static uid_t euid;
		572	static gid_t egid;
		573	#endif
		574
274	#if ! defined(__CYGWIN32__)	575	#if ! defined(__CYGWIN32__)
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	576	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276	/* setreuid() is the poor man's setuid(), seteuid() */	577	/* setreuid () is the poor man's setuid (), seteuid () */
277	# define seteuid(a) setreuid(-1, (a))	578	# define seteuid(a) setreuid(-1, (a))
278	# define setegid(a) setregid(-1, (a))	579	# define setegid(a) setregid(-1, (a))
279	# define HAVE_SETEUID	580	# define HAVE_SETEUID
280	# endif	581	# endif
281	# ifdef HAVE_SETEUID	582	# ifdef HAVE_SETEUID
282	switch (mode) {	583	switch (action)
		584	{
283	case IGNORE:	585	case IGNORE:
284	/*	586	/*
285	* change effective uid/gid - not real uid/gid - so we can switch	587	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required	588	* back to root later, as required
287	*/	589	*/
288	seteuid(getuid());	590	seteuid (getuid ());
289	setegid(getgid());	591	setegid (getgid ());
290	break;	592	break;
291	case SAVE:	593	case SAVE:
292	R->h->euid = geteuid();	594	euid = geteuid ();
293	R->h->egid = getegid();	595	egid = getegid ();
294	break;	596	break;
295	case RESTORE:	597	case RESTORE:
296	seteuid(R->h->euid);	598	seteuid (euid);
297	setegid(R->h->egid);	599	setegid (egid);
298	break;	600	break;
299	}	601	}
300	# else	602	# else
301	switch (mode) {	603	switch (action)
		604	{
302	case IGNORE:	605	case IGNORE:
303	setuid(getuid());	606	setuid (getuid ());
304	setgid(getgid());	607	setgid (getgid ());
305	/* FALLTHROUGH */	608	/* FALLTHROUGH */
306	case SAVE:	609	case SAVE:
307	/* FALLTHROUGH */	610	/* FALLTHROUGH */
308	case RESTORE:	611	case RESTORE:
309	break;	612	break;
310	}	613	}
311	# endif	614	# endif
312	#endif	615	#endif
313	}	616	}
314		617
315	#ifdef UTMP_SUPPORT	618	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void	619	void
318	rxvt_privileged_utmp(pR_ char action)	620	rxvt_term::privileged_utmp (rxvt_privaction action)
319	{	621	{
320	struct rxvt_hidden *h = R->h;
321
322	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323	if (h->next_utmp_action != action
324	|| (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)	622	if ((options & Opt_utmpInhibit)
326	|| h->ttydev == NULL	623	|| !pty.name || !*pty.name)
327	|| *h->ttydev == '\0')	624	return;
328	return;
329		625
330	rxvt_privileges(aR_ RESTORE);	626	rxvt_privileges (RESTORE);
		627
331	if (action == SAVE) {	628	if (action == SAVE)
332	h->next_utmp_action = RESTORE;	629	makeutent (pty.name, rs[Rs_display_name]);
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);	630	else
334	} else { /* action == RESTORE */	631	cleanutent ();
335	h->next_utmp_action = IGNORE;	632
336	rxvt_cleanutent(aR);
337	}
338	rxvt_privileges(aR_ IGNORE);	633	rxvt_privileges (IGNORE);
339	}
340	#endif
341
342	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void
345	rxvt_privileged_ttydev(pR_ char action)
346	{
347	struct rxvt_hidden *h = R->h;
348
349	D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350	if (h->next_tty_action != action
351	|| (action != SAVE && action != RESTORE)
352	|| h->ttydev == NULL
353	|| *h->ttydev == '\0')
354	return;
355
356	rxvt_privileges(aR_ RESTORE);
357
358	if (action == SAVE) {
359	h->next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362	if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363	h->next_tty_action = IGNORE;
364	else
365	# endif
366	{
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368	chmod(h->ttydev, h->ttymode);
369	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);
371	# endif
372	}
373	} else { /* action == RESTORE */
374	h->next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378	# else
379	chmod(h->ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);
382	# endif
383	}
384
385	rxvt_privileges(aR_ IGNORE);
386
387	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389	# endif
390	}	634	}
391	#endif	635	#endif
392		636
393	/*----------------------------------------------------------------------*/	637	/*----------------------------------------------------------------------*/
394	/*	638	/*
395	* window size/position calculcations for XSizeHint and other storage.	639	* window size/position calculcations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	640	* if width/height are non-zero then override calculated width/height
397	*/	641	*/
398	/* EXTPROTO */
399	void	642	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	643	rxvt_term::window_calc (unsigned int width, unsigned int height)
401	{	644	{
402	short recalc_x, recalc_y;	645	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	646	int x, y, sb_w, mb_h, flags;
404	unsigned int w, h;	647	unsigned int w, h;
405	unsigned int max_width, max_height;	648	unsigned int max_width, max_height;
		649	dDisp;
406		650
407	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	651	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		652	TermWin.ncol, TermWin.nrow, szHint.width,
		653	szHint.height));
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	654	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	655	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	656	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		657
412	recalc_x = recalc_y = 0;	658	recalc_x = recalc_y = 0;
413	flags = 0;	659	flags = 0;
414	if (!R->h->parsed_geometry) {	660	if (!parsed_geometry)
		661	{
415	R->h->parsed_geometry = 1;	662	parsed_geometry = 1;
416	if (R->h->rs[Rs_geometry])	663	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
418	if (flags & WidthValue) {	665	if (flags & WidthValue)
		666	{
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	667	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
420	R->szHint.flags |= USSize;	668	szHint.flags |= USSize;
421	}	669	}
422	if (flags & HeightValue) {	670	if (flags & HeightValue)
		671	{
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	672	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
424	R->szHint.flags |= USSize;	673	szHint.flags |= USSize;
425	}	674	}
426	if (flags & XValue) {	675	if (flags & XValue)
427	R->szHint.x = x;	676	{
		677	szHint.x = x;
428	R->szHint.flags |= USPosition;	678	szHint.flags |= USPosition;
429	if (flags & XNegative) {	679	if (flags & XNegative)
430	recalc_x = 1;	680	{
		681	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	682	szHint.win_gravity = NorthEastGravity;
		683	}
		684	}
		685	if (flags & YValue)
		686	{
		687	szHint.y = y;
		688	szHint.flags |= USPosition;
		689	if (flags & YNegative)
		690	{
		691	recalc_y = 1;
		692	if (szHint.win_gravity == NorthEastGravity)
		693	szHint.win_gravity = SouthEastGravity;
		694	else
		695	szHint.win_gravity = SouthWestGravity;
		696	}
		697	}
432	}	698	}
433	}	699
434	if (flags & YValue) {
435	R->szHint.y = y;
436	R->szHint.flags |= USPosition;
437	if (flags & YNegative) {
438	recalc_y = 1;
439	if (R->szHint.win_gravity == NorthEastGravity)
440	R->szHint.win_gravity = SouthEastGravity;
441	else
442	R->szHint.win_gravity = SouthWestGravity;
443	}
444	}
445	}
446	/* TODO: BOUNDS */	700	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	701	TermWin.width = TermWin.ncol * TermWin.fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	702	TermWin.height = TermWin.nrow * TermWin.fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	703	max_width = MAX_COLS * TermWin.fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	704	max_height = MAX_ROWS * TermWin.fheight;
451		705
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	706	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
453		707
454	sb_w = mb_h = 0;	708	sb_w = mb_h = 0;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	709	window_vt_x = window_vt_y = TermWin.int_bwidth;
		710
456	if (scrollbar_visible(R)) {	711	if (scrollbar_visible ())
		712	{
457	sb_w = scrollbar_TotalWidth();	713	sb_w = scrollbar_TotalWidth ();
458	R->szHint.base_width += sb_w;	714	szHint.base_width += sb_w;
459	if (!(R->Options & Opt_scrollBar_right))	715	if (!(options & Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	716	window_vt_x += sb_w;
461	}	717	}
		718
462	if (menubar_visible(R)) {	719	if (menubar_visible ())
		720	{
463	mb_h = menuBar_TotalHeight();	721	mb_h = menuBar_TotalHeight ();
464	R->szHint.base_height += mb_h;	722	szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;	723	window_vt_y += mb_h;
466	}	724	}
		725
467	R->szHint.width_inc = R->TermWin.fwidth;	726	szHint.width_inc = TermWin.fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	727	szHint.height_inc = TermWin.fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	728	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	729	szHint.min_height = szHint.base_height + szHint.height_inc;
471		730
472	if (width && width - R->szHint.base_width < max_width) {	731	if (width && width - szHint.base_width < max_width)
		732	{
473	R->szHint.width = width;	733	szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;	734	TermWin.width = width - szHint.base_width;
475	} else {	735	}
		736	else
		737	{
476	MIN_IT(R->TermWin.width, max_width);	738	MIN_IT (TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;	739	szHint.width = szHint.base_width + TermWin.width;
478	}	740	}
		741
479	if (height && height - R->szHint.base_height < max_height) {	742	if (height && height - szHint.base_height < max_height)
		743	{
480	R->szHint.height = height;	744	szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;	745	TermWin.height = height - szHint.base_height;
482	} else {	746	}
		747	else
		748	{
483	MIN_IT(R->TermWin.height, max_height);	749	MIN_IT (TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;	750	szHint.height = szHint.base_height + TermWin.height;
485	}	751	}
		752
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	753	if (scrollbar_visible () && (options & Opt_scrollBar_right))
487	R->h->window_sb_x = R->szHint.width - sb_w;	754	window_sb_x = szHint.width - sb_w;
488		755
489	if (recalc_x)	756	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	757	szHint.x += (DisplayWidth (disp, display->screen)
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	758	- szHint.width - 2 * TermWin.ext_bwidth);
492	if (recalc_y)	759	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	760	szHint.y += (DisplayHeight (disp, display->screen)
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	761	- szHint.height - 2 * TermWin.ext_bwidth);
495		762
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	763	TermWin.ncol = TermWin.width / TermWin.fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	764	TermWin.nrow = TermWin.height / TermWin.fheight;
498	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	765	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		766	TermWin.ncol, TermWin.nrow, szHint.width,
		767	szHint.height));
499	return;	768	return;
500	}	769	}
501		770
502	/*----------------------------------------------------------------------*/	771	/*----------------------------------------------------------------------*/
503	/*	772	/*
504	* Tell the teletype handler what size the window is.	773	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	774	* Called after a window size change.
506	*/	775	*/
507	/* EXTPROTO */
508	void	776	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	777	rxvt_term::tt_winch ()
510	{	778	{
		779	if (pty.pty < 0)
		780	return;
		781
511	struct winsize ws;	782	struct winsize ws;
512		783
513	if (fd < 0)
514	return;
515	ws.ws_col = col;	784	ws.ws_col = TermWin.ncol;
516	ws.ws_row = row;	785	ws.ws_row = TermWin.nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	786	ws.ws_xpixel = TermWin.width;
518	#ifndef DEBUG_SIZE	787	ws.ws_ypixel = TermWin.height;
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	788	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
520	#else	789
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	790	#if 0
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	791	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523	}
524	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */	792	if (cmd_pid) /* force through to the command */
526	kill(pid, SIGWINCH);	793	kill (cmd_pid, SIGWINCH);
527	# endif
528	#endif	794	#endif
529	}	795	}
530		796
531	/*----------------------------------------------------------------------*/	797	/*----------------------------------------------------------------------*/
532	/* rxvt_change_font() - Switch to a new font */	798	/* set_fonts () - load and set the various fonts
533	/*	799	/*
534	* init = 1 - initialize	800	* init = 1 - initialize
535	*	801	*
536	* fontname == FONT_UP - switch to bigger font	802	* fontname == FONT_UP - switch to bigger font
537	* fontname == FONT_DN - switch to smaller font	803	* fontname == FONT_DN - switch to smaller font
538	*/	804	*/
539	/* EXTPROTO */	805	bool
540	void	806	rxvt_term::set_fonts ()
541	rxvt_change_font(pR_ int init, const char *fontname)
542	{	807	{
543	}	808	rxvt_fontset *fs = new rxvt_fontset (this);
		809	rxvt_fontprop prop;
544		810
545	/* INTPROTO */	811	if (!fs
546	void	812	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
547	rxvt_font_up_down(pR_ int n, int direction)	813	|| !fs->realize_font (1))
		814	{
		815	delete fs;
		816	return false;
		817	}
		818
		819	#if ENABLE_STYLES
		820	for (int i = RS_styleCount; --i; )
		821	if (TermWin.fontset[i] != TermWin.fontset[0])
		822	delete TermWin.fontset[i];
		823	#endif
		824
		825	delete TermWin.fontset[0];
		826	TermWin.fontset[0] = fs;
		827
		828	prop = (*fs)[1]->properties ();
		829	prop.height += TermWin.lineSpace;
		830	fs->set_prop (prop);
		831
		832	TermWin.fwidth = prop.width;
		833	TermWin.fheight = prop.height;
		834	TermWin.fweight = prop.weight;
		835	TermWin.fslant = prop.slant;
		836	TermWin.fbase = (*fs)[1]->ascent;
		837
		838	for (int style = 1; style < 4; style++)
		839	{
		840	#if ENABLE_STYLES
		841	const char *res = rs[Rs_font + style];
		842
		843	if (res && !*res)
		844	TermWin.fontset[style] = TermWin.fontset[0];
		845	else
		846	{
		847	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		848	rxvt_fontprop prop2 = prop;
		849
		850	if (res)
		851	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		852	else
		853	{
		854	res = TermWin.fontset[0]->fontdesc;
		855
		856	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		857	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		858	}
		859
		860	fs->populate (res);
		861	fs->set_prop (prop2);
		862	}
		863	#else
		864	TermWin.fontset[style] = TermWin.fontset[0];
		865	#endif
		866	}
		867
		868	if (TermWin.parent[0])
		869	{
		870	resize_all_windows (0, 0, 0);
		871	scr_remap_chars ();
		872	scr_touch (true);
		873	}
		874
		875	return true;
		876	}
		877
		878	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
548	{	879	{
		880	// TODO: SMART_WINDOW_TITLE
		881	XChangeProperty (display->display, TermWin.parent[0],
		882	prop, XA_STRING, 8, PropModeReplace,
		883	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		884	}
		885
		886	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		887	{
		888	// TODO: SMART_WINDOW_TITLE
		889	wchar_t *ws = rxvt_mbstowcs (str, len);
		890	char *s = rxvt_wcstoutf8 (ws);
		891
		892	XChangeProperty (display->display, TermWin.parent[0],
		893	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		894	(const unsigned char *)s, strlen (s));
		895
		896	free (s);
		897	free (ws);
549	}	898	}
550		899
551	/*----------------------------------------------------------------------*/	900	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	901	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	902	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	903	void
556	rxvt_set_title(pR_ const char *str)	904	rxvt_term::set_title (const char *str)
557	{	905	{
558	#ifndef SMART_WINDOW_TITLE	906	set_string_property (XA_WM_NAME, str);
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	907	#if ENABLE_FRILLS
		908	set_utf8_property (xa[XA_NET_WM_NAME], str);
		909	#endif
		910	}
		911
		912	void
		913	rxvt_term::set_icon_name (const char *str)
		914	{
		915	set_string_property (XA_WM_ICON_NAME, str);
		916	#if ENABLE_FRILLS
		917	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		918	#endif
		919	}
		920
		921	#ifdef XTERM_COLOR_CHANGE
		922	void
		923	rxvt_term::set_window_color (int idx, const char *color)
		924	{
		925	rxvt_color xcol;
		926	int i;
		927
		928	if (color == NULL || *color == '\0')
		929	return;
		930
		931	/* handle color aliases */
		932	if (isdigit (*color))
		933	{
		934	i = atoi (color);
		935
		936	if (i >= 8 && i <= 15)
		937	{ /* bright colors */
		938	i -= 8;
		939	# ifndef NO_BRIGHTCOLOR
		940	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		941	SET_PIXCOLOR (idx);
		942	goto Done;
		943	# endif
		944	}
		945
		946	if (i >= 0 && i <= 7)
		947	{ /* normal colors */
		948	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		949	SET_PIXCOLOR (idx);
		950	goto Done;
		951	}
		952	}
		953
		954	if (!rXParseAllocColor (&xcol, color))
		955	return;
		956
		957	/* XStoreColor (display->display, display->cmap, XColor*); */
		958
		959	/*
		960	* FIXME: should free colors here, but no idea how to do it so instead,
		961	* so just keep gobbling up the colormap
		962	*/
		963	# if 0
		964	for (i = Color_Black; i <= Color_White; i++)
		965	if (pix_colors[idx] == pix_colors[i])
		966	break;
		967	if (i > Color_White)
		968	{
		969	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		970	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		971	DisplayPlanes (display->display, display->screen));
		972	}
		973	# endif
		974
		975	pix_colors_focused[idx] = xcol;
		976	SET_PIXCOLOR (idx);
		977
		978	/* XSetWindowAttributes attr; */
		979	/* Cursor cursor; */
		980	Done:
		981	#ifdef OFF_FOCUS_FADING
		982	if (rs[Rs_fade])
		983	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		984	#endif
		985
		986	/*TODO: handle Color_BD, scrollbar background, etc. */
		987
		988	recolour_cursor ();
		989	scr_recolour ();
		990	}
		991
560	#else	992	#else
561	char *name;
562
563	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564	name = NULL;
565	if (name == NULL || STRCMP(name, str))
566	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567	if (name)
568	XFree(name);
569	#endif
570	}
571
572	/* EXTPROTO */
573	void
574	rxvt_set_iconName(pR_ const char *str)
575	{
576	#ifndef SMART_WINDOW_TITLE
577	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
578	#else
579	char *name;
580
581	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582	name = NULL;
583	if (name == NULL || STRCMP(name, str))
584	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585	if (name)
586	XFree(name);
587	#endif
588	}
589
590	#ifdef XTERM_COLOR_CHANGE
591	/* EXTPROTO */
592	void
593	rxvt_set_window_color(pR_ int idx, const char *color)
594	{
595	rxvt_color xcol;
596	int i;
597
598	if (color == NULL || *color == '\0')
599	return;
600
601	/* handle color aliases */
602	if (isdigit(*color)) {
603	i = atoi(color);
604	if (i >= 8 && i <= 15) { /* bright colors */
605	i -= 8;
606	# ifndef NO_BRIGHTCOLOR
607	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608	SET_PIXCOLOR(R->h, idx);
609	goto Done;
610	# endif
611	}
612	if (i >= 0 && i <= 7) { /* normal colors */
613	R->PixColors[idx] = R->PixColors[minCOLOR + i];
614	SET_PIXCOLOR(R->h, idx);
615	goto Done;
616	}
617	}
618	if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
619	return;
620	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621
622	/*
623	* FIXME: should free colors here, but no idea how to do it so instead,
624	* so just keep gobbling up the colormap
625	*/
626	# if 0
627	for (i = Color_Black; i <= Color_White; i++)
628	if (R->PixColors[idx] == R->PixColors[i])
629	break;
630	if (i > Color_White) {
631	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633	DisplayPlanes(R->Xdisplay, Xscreen));
634	}
635	# endif
636
637	R->PixColors[idx] = xcol;
638	SET_PIXCOLOR(R->h, idx);
639
640	/* XSetWindowAttributes attr; */
641	/* Cursor cursor; */
642	Done:
643	if (idx == Color_bg && !(R->Options & Opt_transparent))
644	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645	R->PixColors[Color_bg]);
646
647	/* handle Color_BD, scrollbar background, etc. */
648
649	rxvt_set_colorfgbg(aR);
650	rxvt_recolour_cursor(aR);
651	/* the only reasonable way to enforce a clean update */
652	rxvt_scr_poweron(aR);
653	}
654
655	#else
656	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	993	# define set_window_color (idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */	994	#endif /* XTERM_COLOR_CHANGE */
658		995
659	/* EXTPROTO */
660	void	996	void
661	rxvt_recolour_cursor(pR)	997	rxvt_term::recolour_cursor ()
662	{	998	{
663	rxvt_color xcol[2];	999	XColor xcol[2];
664		1000
665	#if TODO	1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
666	xcol[0] = R->PixColors[Color_pointer];	1002	? pix_colors_focused[Color_pointer_fg]
667	xcol[1] = R->PixColors[Color_bg];	1003	: pix_colors_focused[Color_fg];
668	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1004	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1005	? pix_colors_focused[Color_pointer_bg]
		1006	: pix_colors_focused[Color_bg];
		1007
		1008	XQueryColors (display->display, display->cmap, xcol, 2);
669	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1009	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670	#endif
671	}	1010	}
672		1011
673	/*----------------------------------------------------------------------*/	1012	/*----------------------------------------------------------------------*/
674	/*	1013	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	1014	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	1015	*/
677	/* INTPROTO */
678	void	1016	void
679	rxvt_set_colorfgbg(pR)	1017	rxvt_term::set_colorfgbg ()
680	{	1018	{
681	unsigned int i;	1019	unsigned int i;
682	const char *xpmb = "\0";	1020	const char *xpmb = "\0";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1021	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684		1022
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1023	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686	STRCPY(fstr, "default");	1024	strcpy (fstr, "default");
687	STRCPY(bstr, "default");	1025	strcpy (bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	1026	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1027	if (pix_colors[Color_fg] == pix_colors[i])
		1028	{
690	sprintf(fstr, "%d", (i - Color_Black));	1029	sprintf (fstr, "%d", (i - Color_Black));
691	break;	1030	break;
692	}	1031	}
		1032
693	for (i = Color_Black; i <= Color_White; i++)	1033	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1034	if (pix_colors[Color_bg] == pix_colors[i])
		1035	{
695	sprintf(bstr, "%d", (i - Color_Black));	1036	sprintf (bstr, "%d", (i - Color_Black));
696	#ifdef XPM_BACKGROUND	1037	#ifdef XPM_BACKGROUND
697	xpmb = "default;";	1038	xpmb = "default;";
698	#endif	1039	#endif
699	break;	1040	break;
700	}	1041	}
		1042
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1043	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);
703
704	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {
707	if (R->PixColors[Color_fg] == R->PixColors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711	}
712	#endif
713	}	1044	}
714		1045
715	/*----------------------------------------------------------------------*/	1046	/*----------------------------------------------------------------------*/
716	/*
717	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>
719	*/
720		1047
721	/* EXTPROTO */
722	int	1048	int
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)	1049	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724	{	1050	{
725	screen_in_out->set (aR_ colour);
726
727	if (!screen_in_out->set (aR_ colour))	1051	if (!screen_in_out->set (display, colour))
728	{	1052	{
729	rxvt_print_error("can't allocate colour: %s", colour);	1053	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730	return false;	1054	return false;
731	}	1055	}
732		1056
733	return true;	1057	return true;
734	}	1058	}
735		1059
736	/* -------------------------------------------------------------------- *	1060	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1061	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1062	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1063	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1064	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
742	{	1065	{
743	int fix_screen;	1066	int fix_screen;
744	#ifdef SMART_RESIZE	1067	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1068	int old_width = szHint.width, old_height = szHint.height;
746	old_height = R->szHint.height;
747	#endif	1069	#endif
		1070	dDisp;
748		1071
749	rxvt_window_calc(aR_ width, height);	1072	window_calc (width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1073	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1074
751	if (!ignoreparent) {	1075	if (!ignoreparent)
		1076	{
752	#ifdef SMART_RESIZE	1077	#ifdef SMART_RESIZE
753	/*	1078	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1079	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1080	* reposition window on resize depending on placement on screen
756	*/	1081	*/
757	int x, y, x1, y1;	1082	int x, y, x1, y1;
758	int dx, dy;	1083	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1084	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1085	Window unused_cr;
761		1086
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1087	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
763	0, 0, &x, &y, &unused_cr);	1088	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1089	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1090	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1091	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1092	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1093	* our position for handles and decorations. Counter it
769	*/	1094	*/
770	if (x1 != x || y1 != y) {	1095	if (x1 != x || y1 != y)
		1096	{
771	x -= x1;	1097	x -= x1;
772	y -= y1;	1098	y -= y1;
773	}	1099	}
774		1100
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1101	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1102	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1103	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1104	dy = old_height - szHint.height;
779		1105
780	/* Check position of the center of the window */	1106	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1107	if (x < x1) /* left half */
782	dx = 0;	1108	dx = 0;
783	else if (x == x1) /* exact center */	1109	else if (x == x1) /* exact center */
784	dx /= 2;	1110	dx /= 2;
785	if (y < y1) /* top half */	1111	if (y < y1) /* top half */
786	dy = 0;	1112	dy = 0;
787	else if (y == y1) /* exact center */	1113	else if (y == y1) /* exact center */
788	dy /= 2;	1114	dy /= 2;
789		1115
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1116	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1117	szHint.width, szHint.height);
792	#else	1118	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1119	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1120	#endif
796	}	1121	}
797		1122
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1123	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
799	|| R->TermWin.nrow != R->h->prev_nrow);	1124
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1125	if (fix_screen || width != old_width || height != old_height)
		1126	{
801	if (scrollbar_visible(R)) {	1127	if (scrollbar_visible ())
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,	1128	{
803	0, scrollbar_TotalWidth(), R->szHint.height);	1129	XMoveResizeWindow (disp, scrollBar.win,
804	rxvt_Resize_scrollBar(aR);	1130	window_sb_x, 0,
805	}	1131	scrollbar_TotalWidth (), szHint.height);
		1132	resize_scrollbar ();
		1133	}
		1134
806	if (menubar_visible(R))	1135	if (menubar_visible ())
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,	1136	XMoveResizeWindow (disp, menuBar.win,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1137	window_vt_x, 0,
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,	1138	TermWin_TotalWidth (), menuBar_TotalHeight ());
810	R->h->window_vt_y, TermWin_TotalWidth(),	1139
811	TermWin_TotalHeight());	1140	XMoveResizeWindow (disp, TermWin.vt,
812	#ifdef RXVT_GRAPHICS	1141	window_vt_x, window_vt_y,
813	if (R->h->old_height)	1142	TermWin_TotalWidth (), TermWin_TotalHeight ());
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,	1143
815	R->h->old_height - R->szHint.base_height);	1144	scr_clear ();
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND	1145	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);	1146	resize_pixmap ();
820	#endif	1147	#endif
821	}	1148	}
822		1149
823	if (fix_screen || R->h->old_height == 0) {	1150	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1151	{
825	uint16_t old_ncol = R->h->prev_ncol;	1152	int curr_screen = -1;
		1153	int old_ncol = prev_ncol;
826		1154
827	/* scr_reset only works on the primary screen */	1155	/* scr_reset only works on the primary screen */
828	if (R->h->old_height) /* this is not the first time through */	1156	if (old_height) /* this is not the first time through */
		1157	{
		1158	unsigned int ncol = TermWin.ncol;
		1159	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1160	curr_screen = scr_change_screen (PRIMARY);
830	rxvt_scr_reset(aR);	1161	TermWin.ncol = ncol;
		1162	}
		1163
		1164	scr_reset ();
		1165
831	if (curr_screen >= 0) { /* this is not the first time through */	1166	if (curr_screen >= 0) /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);	1167	{
		1168	scr_change_screen (curr_screen);
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));	1169	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
834	}	1170	}
835	}	1171	}
836		1172
837	R->h->old_width = R->szHint.width;	1173	old_width = szHint.width;
838	R->h->old_height = R->szHint.height;	1174	old_height = szHint.height;
		1175
		1176	#ifdef XPM_BACKGROUND
		1177	if (TermWin.pixmap)
		1178	scr_touch (false);
		1179	#endif
839		1180
840	#ifdef USE_XIM	1181	#ifdef USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1182	IMSetStatusPosition ();
842	#endif	1183	#endif
843	}	1184	}
844		1185
845	/*	1186	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1187	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1188	* good for toggling 80/132 columns
848	*/	1189	*/
849	/* EXTPROTO */
850	void	1190	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1191	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
852	{	1192	{
853	XWindowAttributes wattr;	1193	XWindowAttributes wattr;
854		1194
855	if (width == 0 || height == 0) {	1195	if (width == 0 || height == 0)
		1196	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1197	XGetWindowAttributes (display->display, display->root, &wattr);
857	if (width == 0)	1198	if (width == 0)
858	width = wattr.width - R->szHint.base_width;	1199	width = wattr.width - szHint.base_width;
859	if (height == 0)	1200	if (height == 0)
860	height = wattr.height - R->szHint.base_height;	1201	height = wattr.height - szHint.base_height;
861	}	1202	}
		1203
862	if (width != R->TermWin.width || height != R->TermWin.height) {	1204	if (width != TermWin.width || height != TermWin.height)
		1205	{
863	width += R->szHint.base_width;	1206	width += szHint.base_width;
864	height += R->szHint.base_height;	1207	height += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1208	resize_all_windows (width, height, 0);
866	}	1209	}
867	}	1210	}
868		1211
869	/* -------------------------------------------------------------------- *	1212	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1213	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1214	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1215	#ifdef USE_XIM
873	/* INTPROTO */
874	void
875	rxvt_setSize(pR_ XRectangle *size)
876	{
877	size->x = R->TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);
881	}
882		1216
883	/* INTPROTO */
884	void	1217	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1218	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886	{	1219	{
887	*fg = R->PixColors[Color_fg];	1220	fg = pix_colors[Color_fg];
888	*bg = R->PixColors[Color_bg];	1221	bg = pix_colors[Color_bg];
		1222	}
		1223
		1224	void
		1225	rxvt_term::im_set_size (XRectangle &size)
		1226	{
		1227	// the int_bwidth terms make no sense to me
		1228	size.x = TermWin.int_bwidth;
		1229	size.y = TermWin.int_bwidth;
		1230	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1231	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1232	}
		1233
		1234	void
		1235	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1236	XRectangle &status_rect,
		1237	const XRectangle &needed_rect)
		1238	{
		1239	preedit_rect.x = needed_rect.width;
		1240	preedit_rect.y = 0;
		1241	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1242	preedit_rect.height = TermWin.fheight;
		1243
		1244	status_rect.x = 0;
		1245	status_rect.y = 0;
		1246	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1247	status_rect.height = TermWin.fheight;
889	}	1248	}
890		1249
891	/* Checking whether input method is running. */	1250	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1251	bool
894	rxvt_IMisRunning(pR)	1252	rxvt_term::IMisRunning ()
895	{	1253	{
896	char *p;	1254	char *p;
897	Atom atom;	1255	Atom atom;
898	Window win;	1256	Window win;
899	char server[IMBUFSIZ];	1257	char server[IMBUFSIZ];
900		1258
901	/* get current locale modifier */	1259	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1260	if ((p = XSetLocaleModifiers (NULL)) != NULL)
903	STRCPY(server, "@server=");	1261	{
		1262	strcpy (server, "@server=");
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1263	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1264
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1265	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906	*p = '\0';	1266	*p = '\0';
907		1267
908	atom = XInternAtom(R->Xdisplay, server, False);	1268	atom = XInternAtom (display->display, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1269	win = XGetSelectionOwner (display->display, atom);
		1270
910	if (win != None)	1271	if (win != None)
911	return True;	1272	return True;
912	}	1273	}
		1274
913	return False;	1275	return False;
914	}	1276	}
915		1277
916	/* EXTPROTO */
917	void	1278	void
918	rxvt_IMSendSpot(pR)	1279	rxvt_term::IMSendSpot ()
919	{	1280	{
920	XPoint spot;	1281	XPoint nspot;
921	XVaNestedList preedit_attr;	1282	XVaNestedList preedit_attr;
922		1283
923	if (R->h->Input_Context == NULL	1284	if (!Input_Context
924	|| !R->TermWin.focus	1285	|| !TermWin.focus
925	|| !(R->h->input_style & XIMPreeditPosition)	1286	|| !(input_style & XIMPreeditPosition))
926	|| !(R->h->event_type == KeyPress	1287	return;
927	|| R->h->event_type == Expose
928	|| R->h->event_type == NoExpose
929	|| R->h->event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease
931	|| R->h->event_type == FocusIn)
932	|| !rxvt_IMisRunning(aR))
933	return;
934		1288
935	rxvt_setPosition(aR_ &spot);	1289	im_set_position (nspot);
936		1290
		1291	if (nspot.x == spot.x && nspot.y == spot.y)
		1292	return;
		1293
		1294	spot = nspot;
		1295
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1296	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1297	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1298	XFree (preedit_attr);
940	}	1299	}
941		1300
942	/* EXTPROTO */
943	void	1301	void
944	rxvt_setTermFontSet(pR_ int idx)	1302	rxvt_term::im_destroy ()
945	{	1303	{
946	char *string;	1304	if (input_method)
947	long length;	1305	{
948	int success = 0;	1306	if (Input_Context && input_method->xim)
		1307	XDestroyIC (Input_Context);
949		1308
950	if (idx < 0 || idx >= MAX_NFONTS)	1309	display->put_xim (input_method);
951	return;	1310	input_method = 0;
952	}
953
954	/* INTPROTO */
955	void
956	rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957	{
958	int mbh, vtx = 0;
959
960	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961	vtx = scrollbar_TotalWidth();
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963	mbh -= R->TermWin.lineSpace;
964
965	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);
971
972	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975	status_rect->width = needed_rect->width ? needed_rect->width
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);
978	}
979
980	/* ARGSUSED */
981	/* INTPROTO */
982	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984	{
985	dR;
986
987	R->h->Input_Context = NULL;
988	/* To avoid Segmentation Fault in C locale: Solaris only? */
989	if (STRCMP(R->h->locale, "C"))
990	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991	rxvt_IMInstantiateCallback, NULL);
992	}
993
994	/*
995	* X manual pages and include files don't match on some systems:
996	* some think this is an XIDProc and others an XIMProc so we can't
997	* use the first argument - need to update this to be nice for
998	* both types via some sort of configure detection
999	*/
1000	/* ARGSUSED */
1001	/* EXTPROTO */
1002	void
1003	rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004	{
1005	dR;
1006	int i, found, had_im;
1007	const char *p;
1008	char **s;
1009	char buf[IMBUFSIZ];
1010
1011	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012	if (R->h->Input_Context)
1013	return;
1014
1015	found = had_im = 0;
1016	p = R->h->rs[Rs_inputMethod];
1017	if (p && *p) {
1018	had_im = 1;
1019	s = rxvt_splitcommastring(p);
1020	for (i = 0; s[i]; i++) {
1021	if (*s[i]) {
1022	STRCPY(buf, "@im=");
1023	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025	&& (rxvt_IM_get_IC(aR) == True)) {
1026	found = 1;
1027	break;
1028	}
1029	}	1311	}
1030	}
1031	for (i = 0; s[i]; i++)
1032	free(s[i]);
1033	free(s);
1034	}
1035	if (found)
1036	return;
1037		1312
1038	/* try with XMODIFIERS env. var. */	1313	Input_Context = 0;
1039	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1040	rxvt_IM_get_IC(aR);
1041	return;
1042	}
1043
1044	/* try with no modifiers base IF the user didn't specify an IM */
1045	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046	&& rxvt_IM_get_IC(aR) == True)
1047	return;
1048	}	1314	}
1049		1315
1050	/*	1316	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1317	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1318	* open a suitable preedit type
1053	*/	1319	*/
1054	/* INTPROTO */
1055	Bool	1320	bool
1056	rxvt_IM_get_IC(pR)	1321	rxvt_term::IM_get_IC (const char *modifiers)
1057	{	1322	{
1058	int i, j, found;	1323	int i, j, found;
1059	XIM xim;	1324	XIM xim;
1060	XPoint spot;	1325	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1326	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1327	unsigned long fg, bg;
1063	const char *p;	1328	const char *p;
1064	char **s;	1329	char **s;
1065	XIMStyles *xim_styles;	1330	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;
1067	XIMCallback ximcallback;
1068	struct rxvt_hidden *h = R->h;
1069		1331
		1332	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1333	return false;
		1334
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1335	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1336	input_method = display->get_xim (locale, modifiers);
1072	if (xim == NULL)	1337	if (input_method == NULL)
1073	return False;	1338	return false;
1074		1339
		1340	xim = input_method->xim;
		1341	spot.x = spot.y = -1;
		1342
1075	xim_styles = NULL;	1343	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1344	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1345	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1346	{
		1347	im_destroy ();
		1348	return false;
		1349	}
1081		1350
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1351	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083	: "OverTheSpot,OffTheSpot,Root";	1352
		1353	for (int pi = 0; pi < 2; pi++)
		1354	{
		1355	p = pet[pi];
		1356
		1357	if (!p)
		1358	continue;
		1359
1084	s = rxvt_splitcommastring(p);	1360	s = rxvt_splitcommastring (p);
		1361
1085	for (i = found = 0; !found && s[i]; i++) {	1362	for (i = found = 0; !found && s[i]; i++)
1086	if (!STRCMP(s[i], "OverTheSpot"))	1363	{
		1364	if (!strcmp (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1365	input_style = (XIMPreeditPosition | XIMStatusNothing);
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1366	else if (!strcmp (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1367	input_style = (XIMPreeditArea | XIMStatusArea);
1090	else if (!STRCMP(s[i], "Root"))	1368	else if (!strcmp (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1369	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1370	else if (!strcmp (s[i], "None"))
		1371	input_style = (XIMPreeditNone | XIMStatusNone);
1092		1372
1093	for (j = 0; j < xim_styles->count_styles; j++)	1373	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1374	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1375	{
1096	break;	1376	rxvt_freecommastring (s);
		1377
		1378	found = 1;
		1379	goto foundpet;
		1380	}
		1381
		1382	}
		1383
		1384	rxvt_freecommastring (s);
1097	}	1385	}
1098	}	1386
1099	for (i = 0; s[i]; i++)	1387	foundpet:
1100	free(s[i]);	1388
1101	free(s);
1102	XFree(xim_styles);	1389	XFree (xim_styles);
1103		1390
1104	if (!found) {	1391	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1392	{
		1393	im_destroy ();
		1394	return false;
		1395	}
1108		1396
1109	ximcallback.callback = rxvt_IMDestroyCallback;	1397	XFontSet fs = 0;
1110
1111	/* XXX: not sure why we need this (as well as IC one below) */
1112	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114	preedit_attr = status_attr = NULL;	1398	XVaNestedList preedit_attr = 0, status_attr = 0;
1115		1399
		1400	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1401	{
		1402	// fake us a font-set, please
		1403	char **missing_charset_list;
		1404	int missing_charset_count;
		1405	char *def_string;
		1406	char pat[512];
		1407
		1408	sprintf (pat,
		1409	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1410	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1411	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1412	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1413	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1414	"*",
		1415	TermWin.fheight,
		1416	TermWin.fheight + 1, TermWin.fheight - 1,
		1417	TermWin.fheight - 2, TermWin.fheight + 2);
		1418
		1419	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1420	&missing_charset_list, &missing_charset_count, &def_string);
		1421
		1422	if (missing_charset_list)
		1423	XFreeStringList (missing_charset_list);
		1424
		1425	if (!fs)
		1426	{
		1427	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1428	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1429	}
		1430	}
		1431
1116	if (h->input_style & XIMPreeditPosition) {	1432	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1433	{
1118	rxvt_setPosition(aR_ &spot);	1434	im_set_size (rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1435	im_set_position (spot);
		1436	im_set_color (fg, bg);
1120		1437
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1438	preedit_attr = XVaCreateNestedList (0,
1122	XNSpotLocation, &spot,	1439	XNForeground, fg,
1123	XNForeground, fg,	1440	XNBackground, bg,
1124	XNBackground, bg,	1441	XNArea, &rect,
1125	//XNFontSet, R->TermWin.fontset,	1442	XNSpotLocation, &spot,
1126	NULL);	1443	XNFontSet, fs,
1127	} else if (h->input_style & XIMPreeditArea) {
1128	rxvt_setColor(aR_ &fg, &bg);
1129
1130	/*
1131	* The necessary width of preedit area is unknown
1132	* until create input context.
1133	*/
1134	needed_rect.width = 0;
1135
1136	rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139	XNForeground, fg,
1140	XNBackground, bg,
1141	//XNFontSet, R->TermWin.fontset,
1142	NULL);
1143	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144	XNForeground, fg,
1145	XNBackground, bg,
1146	//XNFontSet, R->TermWin.fontset,
1147	NULL);	1444	NULL);
1148	}	1445	}
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,	1446	else if (input_style & XIMPreeditArea)
1150	XNClientWindow, R->TermWin.parent[0],	1447	{
1151	XNFocusWindow, R->TermWin.parent[0],	1448	im_set_color (fg, bg);
1152	XNDestroyCallback, &ximcallback,	1449
1153	preedit_attr ? XNPreeditAttributes : NULL,	1450	/*
1154	preedit_attr,	1451	* The necessary width of preedit area is unknown
1155	status_attr ? XNStatusAttributes : NULL,	1452	* until create input context.
1156	status_attr, NULL);	1453	*/
1157	if (preedit_attr)	1454	needed_rect.width = 0;
1158	XFree(preedit_attr);	1455	im_set_preedit_area (rect, status_rect, needed_rect);
1159	if (status_attr)	1456
1160	XFree(status_attr);	1457	preedit_attr = XVaCreateNestedList (0,
		1458	XNForeground, fg,
		1459	XNBackground, bg,
		1460	XNArea, &rect,
		1461	XNFontSet, fs,
		1462	NULL);
		1463	status_attr = XVaCreateNestedList (0,
		1464	XNForeground, fg,
		1465	XNBackground, bg,
		1466	XNArea, &status_rect,
		1467	XNFontSet, fs,
		1468	NULL);
		1469	}
		1470
		1471	Input_Context = XCreateIC (xim,
		1472	XNInputStyle, input_style,
		1473	XNClientWindow, TermWin.vt,
		1474	XNFocusWindow, TermWin.parent[0],
		1475	preedit_attr ? XNPreeditAttributes : NULL,
		1476	preedit_attr,
		1477	status_attr ? XNStatusAttributes : NULL,
		1478	status_attr, NULL);
		1479
		1480	if (preedit_attr) XFree (preedit_attr);
		1481	if (status_attr) XFree (status_attr);
		1482	if (fs) XFreeFontSet (display->display, fs);
		1483
1161	if (h->Input_Context == NULL) {	1484	if (Input_Context == NULL)
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}	1485	{
		1486	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1487	im_destroy ();
		1488	return false;
		1489	}
		1490
1166	if (h->input_style & XIMPreeditArea)	1491	if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1492	IMSetStatusPosition ();
		1493
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1494	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169	return True;	1495	return true;
1170	}	1496	}
1171		1497
1172	/* EXTPROTO */
1173	void	1498	void
		1499	rxvt_term::im_cb ()
		1500	{
		1501	int i, found, had_im;
		1502	const char *p;
		1503	char **s;
		1504	char buf[IMBUFSIZ];
		1505
		1506	im_destroy ();
		1507
		1508	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1509	if (Input_Context)
		1510	return;
		1511
		1512	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1513	if (rs[Rs_imLocale])
		1514	SET_LOCALE (rs[Rs_imLocale]);
		1515	#endif
		1516
		1517	p = rs[Rs_inputMethod];
		1518	if (p && *p)
		1519	{
		1520	bool found = false;
		1521
		1522	s = rxvt_splitcommastring (p);
		1523
		1524	for (i = 0; s[i]; i++)
		1525	{
		1526	if (*s[i])
		1527	{
		1528	strcpy (buf, "@im=");
		1529	strncat (buf, s[i], IMBUFSIZ - 5);
		1530	if (IM_get_IC (buf))
		1531	{
		1532	found = true;
		1533	break;
		1534	}
		1535	}
		1536	}
		1537
		1538	rxvt_freecommastring (s);
		1539
		1540	if (found)
		1541	goto done;
		1542	}
		1543
		1544	/* try with XMODIFIERS env. var. */
		1545	if (IM_get_IC (""))
		1546	goto done;
		1547
		1548	/* try with no modifiers base IF the user didn't specify an IM */
		1549	if (IM_get_IC ("@im=none"))
		1550	goto done;
		1551
		1552	done:
		1553	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1554	if (rs[Rs_imLocale])
		1555	SET_LOCALE (locale);
		1556	#endif
		1557	}
		1558
		1559	void
1174	rxvt_IMSetStatusPosition(pR)	1560	rxvt_term::IMSetStatusPosition ()
1175	{	1561	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1562	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1563	XVaNestedList preedit_attr, status_attr;
1178		1564
1179	if (R->h->Input_Context == NULL	1565	if (!Input_Context
1180	|| !R->TermWin.focus	1566	|| !TermWin.focus
1181	|| !(R->h->input_style & XIMPreeditArea)	1567	|| !(input_style & XIMPreeditArea)
1182	|| !rxvt_IMisRunning(aR))	1568	|| !IMisRunning ())
1183	return;	1569	return;
1184		1570
1185	/* Getting the necessary width of preedit area */	1571	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1572	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1573	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1574	XFree (status_attr);
1189		1575
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1576	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1577	XFree (needed_rect);
1191		1578
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1579	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1580	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1581
1195	XSetICValues(R->h->Input_Context,	1582	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1583	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1584	XNStatusAttributes, status_attr, NULL);
1198		1585
1199	XFree(preedit_attr);	1586	XFree (preedit_attr);
1200	XFree(status_attr);	1587	XFree (status_attr);
1201	}	1588	}
1202	#endif /* USE_XIM */	1589	#endif /* USE_XIM */
1203		1590
1204	/*----------------------------------------------------------------------*/	1591	/*----------------------------------------------------------------------*/
1205	rxvt_t *rxvt_current_term;	1592	rxvt_t rxvt_current_term;
1206		1593
1207	/*----------------------- end-of-file (C source) -----------------------*/	1594	/*----------------------- end-of-file (C source) -----------------------*/

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