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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.26 by pcg, Sun Feb 1 01:34:41 2004 UTC vs.
Revision 1.142 by root, Sat Feb 19 04:16:49 2005 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	*	17	*
17	* 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
18	* 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
19	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
20	* (at your option) any later version.	21	* (at your option) any later version.
…		…
29	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
31		32
32	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
33	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
34	#include "main.intpro" /* PROTOS for internal routines */
35		35
36	#include <signal.h>	36	#include <csignal>
		37	#include <cstring>
37		38
38	#ifdef TTY_GID_SUPPORT	39	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	40	# include <grp.h>
40	#endif	41	#endif
41		42
42	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	44	# include <termios.h>
44	#endif	45	#endif
45		46
46	#include <cstring>	47	#ifdef KEYSYM_RESOURCE
		48	# include "keyboard.h"
		49	#endif
		50
		51	vector<rxvt_term *> rxvt_term::termlist;
47		52
48	static char curlocale[128];	53	static char curlocale[128];
49		54
50	void	55	bool
51	rxvt_set_locale (const char *locale)	56	rxvt_set_locale (const char *locale)
52	{	57	{
53	if (locale && STRNCMP (locale, curlocale, 128))	58	if (!locale || !strncmp (locale, curlocale, 128))
54	{	59	return false;
		60
55	STRNCPY (curlocale, locale, 128);	61	strncpy (curlocale, locale, 128);
56	setlocale (LC_CTYPE, curlocale);	62	setlocale (LC_CTYPE, curlocale);
		63	return true;
		64	}
		65
		66	#if ENABLE_COMBINING
		67	class rxvt_composite_vec rxvt_composite;
		68
		69	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		70	{
		71	compose_char *cc;
		72
		73	// break compose chains, as stupid readline really likes to duplicate
		74	// composing characters for some reason near the end of a line.
		75	cc = (*this)[c1];
		76	while (cc)
57	}	77	{
58	}	78	if (cc->c2 == c2) return c1;
		79	cc = (*this)[cc->c1];
		80	}
59		81
60	void *	82	// check to see wether this combination already exists otherwise
61	rxvt_term::operator new (size_t s)	83	for (cc = v.end (); cc-- > v.begin (); )
62	{	84	{
63	void *p = malloc (s);	85	if (cc->c1 == c1 && cc->c2 == c2)
		86	return COMPOSE_LO + (cc - v.begin ());
		87	}
64		88
65	MEMSET (p, 0, s);	89	// allocate a new combination
		90	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		91	{
		92	static int seen;
		93
		94	if (!seen++)
		95	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		96
		97	return REPLACEMENT_CHAR;
		98	}
		99
		100	v.push_back (compose_char (c1, c2));
		101
		102	return v.size () - 1 + COMPOSE_LO;
		103	}
		104
		105	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		106	{
		107	compose_char *cc = (*this)[c];
		108
		109	if (!cc)
		110	{
		111	if (r) *r = c;
		112	return 1;
		113	}
		114
		115	int len = expand (cc->c1, r);
		116
		117	if (r) r += len;
		118
		119	if (cc->c2 != NOCHAR)
		120	{
		121	len++;
		122	if (r) *r++ = cc->c2;
		123	}
		124
66	return p;	125	return len;
67	}
68		126
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	127	}
		128	#endif
74		129
75	rxvt_term::rxvt_term ()	130	rxvt_term::rxvt_term ()
76	:	131	:
		132	#if TRANSPARENT
		133	rootwin_ev (this, &rxvt_term::rootwin_cb),
		134	#endif
		135	#ifdef HAVE_SCROLLBARS
		136	scrollbar_ev (this, &rxvt_term::x_cb),
		137	#endif
		138	#ifdef MENUBAR
		139	menubar_ev (this, &rxvt_term::x_cb),
		140	#endif
77	#ifdef CURSOR_BLINK	141	#ifdef CURSOR_BLINK
78	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
79	#endif	143	#endif
80	#ifdef TEXT_BLINK	144	#ifdef TEXT_BLINK
81	text_blink_ev (this, &rxvt_term::text_blink_cb),	145	text_blink_ev (this, &rxvt_term::text_blink_cb),
82	#endif	146	#endif
		147	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		148	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		149	#endif
		150	#ifdef SELECTION_SCROLLING
		151	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		152	#endif
		153	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		154	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		155	#endif
83	#ifdef POINTER_BLANK	156	#ifdef POINTER_BLANK
84	pointer_ev (this, &rxvt_term::pointer_cb),	157	pointer_ev (this, &rxvt_term::pointer_cb),
85	#endif	158	#endif
		159	#ifdef USE_XIM
		160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
		162	sw_term (this, &rxvt_term::sig_term),
		163	sw_int (this, &rxvt_term::sig_term),
		164	sw_chld (this, &rxvt_term::sig_chld),
		165	termwin_ev (this, &rxvt_term::x_cb),
		166	vt_ev (this, &rxvt_term::x_cb),
86	check_ev (this, &rxvt_term::check_cb),	167	check_ev (this, &rxvt_term::check_cb),
		168	flush_ev (this, &rxvt_term::flush_cb),
87	destroy_ev (this, &rxvt_term::destroy_cb),	169	destroy_ev (this, &rxvt_term::destroy_cb),
88	pty_ev (this, &rxvt_term::pty_cb),	170	pty_ev (this, &rxvt_term::pty_cb),
89	x_ev (this, &rxvt_term::x_cb),
90	incr_ev (this, &rxvt_term::incr_cb)	171	incr_ev (this, &rxvt_term::incr_cb)
91	{	172	{
92	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	173	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
93	}
94		174
95	rxvt_term::~rxvt_term ()	175	termlist.push_back (this);
96	{
97	scr_release ();
98		176
99	free (locale);	177	#ifdef KEYSYM_RESOURCE
100	free (codeset);	178	keyboard = new keyboard_manager;
101		179
102	#ifndef NO_SETOWNER_TTYDEV	180	if (!keyboard)
103	privileged_ttydev (RESTORE);	181	rxvt_fatal ("out of memory, aborting.\n");
104	#endif	182	#endif
		183	}
		184
		185	// clean up the most important stuff, do *not* call x or free mem etc.
		186	// for use before an emergency exit
		187	void rxvt_term::emergency_cleanup ()
		188	{
		189	if (cmd_pid)
		190	kill (-cmd_pid, SIGHUP);
		191
105	#ifdef UTMP_SUPPORT	192	#ifdef UTMP_SUPPORT
106	privileged_utmp (RESTORE);	193	privileged_utmp (RESTORE);
107	#endif	194	#endif
		195
		196	pty.put ();
		197	}
		198
		199	rxvt_term::~rxvt_term ()
		200	{
		201	termlist.erase (find (termlist.begin (), termlist.end(), this));
		202
		203	emergency_cleanup ();
		204
		205	#if ENABLE_STYLES
		206	for (int i = RS_styleCount; --i; )
		207	if (TermWin.fontset[i] != TermWin.fontset[0])
		208	delete TermWin.fontset[i];
		209	#endif
		210	delete TermWin.fontset[0];
		211
		212	if (display)
		213	{
		214	dDisp;
		215
		216	selection_clear ();
		217
108	#ifdef USE_XIM	218	#ifdef USE_XIM
109	if (Input_Context != NULL)	219	im_destroy ();
		220	#endif
		221	#ifdef MENUBAR
		222	if (menubarGC) XFreeGC (disp, menubarGC);
		223	#endif
		224	#ifdef XTERM_SCROLLBAR
		225	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		226	if (ShadowGC) XFreeGC (disp, ShadowGC);
		227	#endif
		228	#ifdef PLAIN_SCROLLBAR
		229	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		230	#endif
		231	#ifdef NEXT_SCROLLBAR
		232	if (blackGC) XFreeGC (disp, blackGC);
		233	if (whiteGC) XFreeGC (disp, whiteGC);
		234	if (grayGC) XFreeGC (disp, grayGC);
		235	if (darkGC) XFreeGC (disp, darkGC);
		236	if (stippleGC) XFreeGC (disp, stippleGC);
		237	if (dimple) XFreePixmap (disp, dimple);
		238	if (upArrow) XFreePixmap (disp, upArrow);
		239	if (downArrow) XFreePixmap (disp, downArrow);
		240	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		241	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		242	#endif
		243	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		244	if (topShadowGC) XFreeGC (disp, topShadowGC);
		245	if (botShadowGC) XFreeGC (disp, botShadowGC);
		246	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		247	#endif
		248	if (TermWin.gc) XFreeGC (disp, TermWin.gc);
		249
		250	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		251	delete menuBar.drawable;
		252	//if (menuBar.win)
		253	// XDestroyWindow (disp, menuBar.win);
		254	#endif
		255	delete TermWin.drawable;
		256	// destroy all windows
		257	if (TermWin.parent[0]
		258	#if ENABLE_XEMBED
		259	&& !rs[Rs_embed]
		260	#endif
		261	)
		262	XDestroyWindow (disp, TermWin.parent[0]);
110	{	263	}
111	XDestroyIC (Input_Context);
112	Input_Context = NULL;
113	}
114	#endif
115		264
116	if (cmd_fd >= 0)	265	// TODO: free pixcolours, colours should become part of rxvt_display
117	close (cmd_fd);
118		266
119	if (Xfd >= 0)	267	delete pix_colors_focused;
120	XCloseDisplay (Xdisplay);	268	#ifdef OFF_FOCUS_FADING
		269	delete pix_colors_unfocused;
		270	#endif
121		271
122	delete PixColors;	272	displays.put (display);
		273
		274	scr_release ();
		275
		276	/* clear all resources */
		277	for (int i = 0; i < allocated.size (); i++)
		278	free (allocated [i]);
		279
		280	free (selection.text);
		281	// TODO: manage env vars in child only(!)
		282	free (env_windowid);
		283	free (env_display);
		284	free (env_term);
		285	free (env_colorfgbg);
		286	free (locale);
		287	free (v_buffer);
		288	free (incr_buf);
		289
		290	delete envv;
		291	delete argv;
		292
		293	#ifdef KEYSYM_RESOURCE
		294	delete keyboard;
		295	#endif
123	}	296	}
124		297
125	void	298	void
126	rxvt_term::destroy ()	299	rxvt_term::destroy ()
127	{	300	{
		301	if (destroy_ev.active)
		302	return;
		303
		304	#if ENABLE_OVERLAY
		305	scr_overlay_off ();
		306	#endif
		307
		308	if (display)
		309	{
		310	#if USE_XIM
		311	im_ev.stop (display);
		312	#endif
		313	#if HAVE_SCROLLBARS
		314	scrollbar_ev.stop (display);
		315	#endif
		316	#if MENUBAR
		317	menubar_ev.stop (display);
		318	#endif
		319	#if TRANSPARENT
		320	rootwin_ev.stop (display);
		321	#endif
		322	incr_ev.stop ();
		323	termwin_ev.stop (display);
		324	vt_ev.stop (display);
		325	}
		326
128	check_ev.stop ();	327	check_ev.stop ();
129	pty_ev.stop ();	328	pty_ev.stop ();
130	x_ev.stop ();
131	#ifdef CURSOR_BLINK	329	#ifdef CURSOR_BLINK
132	cursor_blink_ev.stop ();	330	cursor_blink_ev.stop ();
133	#endif	331	#endif
134	#ifdef TEXT_BLINK	332	#ifdef TEXT_BLINK
135	text_blink_ev.stop ();	333	text_blink_ev.stop ();
136	#endif	334	#endif
		335	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		336	cont_scroll_ev.stop ();
		337	#endif
		338	#ifdef SELECTION_SCROLLING
		339	sel_scroll_ev.stop ();
		340	#endif
137	#ifdef POINTER_BLANK	341	#ifdef POINTER_BLANK
138	pointer_ev.stop ();	342	pointer_ev.stop ();
139	#endif	343	#endif
140		344
141	destroy_ev.start (0);	345	destroy_ev.start (0);
…		…
148		352
149	delete this;	353	delete this;
150	}	354	}
151		355
152	/*----------------------------------------------------------------------*/	356	/*----------------------------------------------------------------------*/
153	/* rxvt_init() */	357	/*
154	/* LIBPROTO */	358	* Exit gracefully, clearing the utmp entry and restoring tty attributes
155	rxvt_t	359	* TODO: if debugging, this should free up any known resources if we can
156	rxvt_init (int argc, const char *const *argv)	360	*/
157	{	361	static XErrorHandler old_xerror_handler;
158	SET_R (new rxvt_term);
159		362
160	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	363	static void
		364	rxvt_emergency_cleanup ()
		365	{
		366	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		367	(*t)->emergency_cleanup ();
		368	}
		369
		370	#if ENABLE_FRILLS
		371	static void
		372	print_x_error (Display *dpy, XErrorEvent *event)
		373	{
		374	char buffer[BUFSIZ];
		375	char mesg[BUFSIZ];
		376	char number[32];
		377	char *mtype = "XlibMessage";
		378	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		379	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		380	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		381	rxvt_warn ("%s: %s\n", mesg, buffer);
		382	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		383	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		384	sprintf(number, "%d", event->request_code);
		385	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		386	rxvt_warn ("(which is %s)\n", buffer);
		387	if (event->request_code >= 128) {
		388	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		389	mesg, BUFSIZ);
		390	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
161	{	391	}
162	delete GET_R;	392	if ((event->error_code == BadWindow) ||
163	SET_R (0);	393	(event->error_code == BadPixmap) ||
		394	(event->error_code == BadCursor) ||
		395	(event->error_code == BadFont) ||
		396	(event->error_code == BadDrawable) ||
		397	(event->error_code == BadColor) ||
		398	(event->error_code == BadGC) ||
		399	(event->error_code == BadIDChoice) ||
		400	(event->error_code == BadValue) ||
		401	(event->error_code == BadAtom)) {
		402	if (event->error_code == BadValue)
		403	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		404	mesg, BUFSIZ);
		405	else if (event->error_code == BadAtom)
		406	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		407	mesg, BUFSIZ);
		408	else
		409	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		410	mesg, BUFSIZ);
		411	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		412	}
		413	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		414	mesg, BUFSIZ);
		415	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		416	}
		417	#endif
		418
		419	int
		420	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		421	{
		422	if (GET_R->allowedxerror == -1)
		423	GET_R->allowedxerror = event->error_code;
		424	else
164	}	425	{
165		426	//TODO: GET_R is most likely not the terminal which caused the error
166	return GET_R;	427	//TODO: maybe just output the error and continue?
167	}	428	#if ENABLE_FRILLS
168		429	print_x_error (display, event);
169	void
170	rxvt_init_signals ()
171	{
172	/* install exit handler for cleanup */
173	#if 0
174	#ifdef HAVE_ATEXIT
175	atexit(rxvt_clean_exit);
176	#else	430	#else
		431	old_xerror_handler (display, event);
177	#endif	432	#endif
178	#endif	433	}
179		434
180	struct sigaction sa;	435	return 0;
181
182	sigfillset (&sa.sa_mask);
183	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
184	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
185	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
186	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
189	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
190
191	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
192	/* signal (SIGURG, SIG_DFL); */
193
194	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
195	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
196	}	436	}
197		437
		438	int
		439	rxvt_xioerror_handler (Display *display)
		440	{
		441	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		442	DisplayString (display));
		443	rxvt_emergency_cleanup ();
		444	_exit (EXIT_FAILURE);
		445	}
		446
		447	/*
		448	* Catch a fatal signal and tidy up before quitting
		449	*/
		450	void
		451	rxvt_term::sig_term (sig_watcher &w)
		452	{
		453	#ifdef DEBUG_CMD
		454	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		455	#endif
		456	rxvt_emergency_cleanup ();
		457	signal (w.signum, SIG_DFL);
		458	kill (getpid (), w.signum);
		459	}
		460
		461	/*----------------------------------------------------------------------*/
		462	/* rxvt_init () */
198	bool	463	bool
199	rxvt_term::init (int argc, const char *const *argv)	464	rxvt_term::init (int argc, const char *const *argv)
		465	{
		466	SET_R (this);
		467
		468	set_locale ("");
		469
		470	if (!init_vars ())
		471	return false;
		472
		473	init_secondary ();
		474
		475	const char **cmd_argv = init_resources (argc, argv);
		476
		477	#ifdef KEYSYM_RESOURCE
		478	keyboard->register_done ();
		479	#endif
		480
		481	#if MENUBAR_MAX
		482	menubar_read (rs[Rs_menu]);
		483	#endif
		484	#ifdef HAVE_SCROLLBARS
		485	if (options & Opt_scrollBar)
		486	scrollBar.setIdle (); /* set existence for size calculations */
		487	#endif
		488
		489	create_windows (argc, argv);
		490
		491	dDisp;
		492
		493	init_xlocale ();
		494
		495	scr_reset (); /* initialize screen */
		496
		497	#if 0
		498	XSynchronize (disp, True);
		499	#endif
		500
		501	#ifdef HAVE_SCROLLBARS
		502	if (options & Opt_scrollBar)
		503	resize_scrollbar (); /* create and map scrollbar */
		504	#endif
		505	#if (MENUBAR_MAX)
		506	if (menubar_visible ())
		507	XMapWindow (disp, menuBar.win);
		508	#endif
		509	#ifdef TRANSPARENT
		510	if (options & Opt_transparent)
		511	{
		512	XSelectInput (disp, display->root, PropertyChangeMask);
		513	check_our_parents ();
		514	rootwin_ev.start (display, display->root);
		515	}
		516	#endif
		517
		518	XMapWindow (disp, TermWin.vt);
		519	XMapWindow (disp, TermWin.parent[0]);
		520
		521	set_colorfgbg ();
		522
		523	init_command (cmd_argv);
		524
		525	free (cmd_argv);
		526
		527	pty_ev.start (pty.pty, EVENT_READ);
		528
		529	check_ev.start ();
		530
		531	return true;
		532	}
		533
		534	void
		535	rxvt_init ()
200	{	536	{
201	/*	537	/*
202	* Save and then give up any super-user privileges	538	* Save and then give up any super-user privileges
203	* If we need privileges in any area then we must specifically request it.	539	* If we need privileges in any area then we must specifically request it.
204	* We should only need to be root in these cases:	540	* We should only need to be root in these cases:
205	* 1. write utmp entries on some systems	541	* 1. write utmp entries on some systems
206	* 2. chown tty on some systems	542	* 2. chown tty on some systems
207	*/	543	*/
208	privileges (SAVE);	544	rxvt_privileges (SAVE);
209	privileges (IGNORE);	545	rxvt_privileges (IGNORE);
210		546
211	init_secondary ();	547	signal (SIGHUP, SIG_IGN);
		548	signal (SIGPIPE, SIG_IGN);
212		549
213	const char **cmd_argv = init_resources (argc, argv);	550	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		551	/* signal (SIGURG, SIG_DFL); */
214		552
215	set_locale ("");	553	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
216		554	// TODO: handle this with exceptions and tolerate the memory loss
217	#if (MENUBAR_MAX)	555	XSetIOErrorHandler (rxvt_xioerror_handler);
218	menubar_read (rs[Rs_menu]);
219	#endif
220	#ifdef HAVE_SCROLLBARS
221	if (Options & Opt_scrollBar)
222	scrollBar.setIdle (); /* set existence for size calculations */
223	#endif
224
225	create_windows (argc, argv);
226
227	init_xlocale ();
228
229	scr_reset (); /* initialize screen */
230	#ifdef RXVT_GRAPHICS
231	Gr_reset (); /* reset graphics */
232	#endif
233
234	#if 0
235	#ifdef DEBUG_X
236	XSynchronize(Xdisplay, True);
237	#endif
238	#endif
239
240	#ifdef HAVE_SCROLLBARS
241	if (Options & Opt_scrollBar)
242	resize_scrollbar (); /* create and map scrollbar */
243	#endif
244	#if (MENUBAR_MAX)
245	if (menubar_visible(r))
246	XMapWindow (Xdisplay, menuBar.win);
247	#endif
248	#ifdef TRANSPARENT
249	if (Options & Opt_transparent)
250	{
251	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
252	check_our_parents ();
253	}
254	#endif
255	XMapWindow (Xdisplay, TermWin.vt);
256	XMapWindow (Xdisplay, TermWin.parent[0]);
257
258	init_env ();
259	init_command (cmd_argv);
260
261	x_ev.start (Xfd, EVENT_READ);
262	pty_ev.start (cmd_fd, EVENT_READ);
263
264	check_ev.start ();
265
266	process_x_events ();
267
268	return true;
269	}	556	}
270		557
271	/* ------------------------------------------------------------------------- *	558	/* ------------------------------------------------------------------------- *
272	* SIGNAL HANDLING & EXIT HANDLER *	559	* SIGNAL HANDLING & EXIT HANDLER *
273	* ------------------------------------------------------------------------- */	560	* ------------------------------------------------------------------------- */
274	/*	561	/*
275	* Catch a SIGCHLD signal and exit if the direct child has died	562	* Catch a SIGCHLD signal and exit if the direct child has died
276	*/	563	*/
277	/* ARGSUSED */	564
278	/* EXTPROTO */	565	void
279	RETSIGTYPE	566	rxvt_term::sig_chld (sig_watcher &w)
280	rxvt_Child_signal(int sig __attribute__ ((unused)))
281	{	567	{
282	int pid, save_errno = errno;	568	// we are being called for every SIGCHLD, not just ours
		569	int pid;
		570
283	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	571	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
284	;	572	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
285	errno = save_errno;
286
287	#if 0
288	if (pid == cmd_pid)	573	if (pid == (*t)->cmd_pid)
289	exit (EXIT_SUCCESS);	574	{
290	#endif	575	(*t)->destroy ();
291	}	576	break;
292		577	}
293	/*
294	* Catch a fatal signal and tidy up before quitting
295	*/
296	/* EXTPROTO */
297	RETSIGTYPE
298	rxvt_Exit_signal(int sig)
299	{
300	signal(sig, SIG_DFL);
301	#ifdef DEBUG_CMD
302	rxvt_print_error("signal %d", sig);
303	#endif
304	rxvt_clean_exit();
305	kill(getpid(), sig);
306	}
307
308	/* ARGSUSED */
309	/* EXTPROTO */
310	int
311	rxvt_xerror_handler(const Display * display
312	__attribute__ ((unused)), const XErrorEvent * event)
313	{
314	if (GET_R->allowedxerror == -1)
315	GET_R->allowedxerror = event->error_code;
316	else
317	{
318	rxvt_print_error("XError: Request: %d . %d, Error: %d",
319	event->request_code, event->minor_code,
320	event->error_code);
321
322	GET_R->destroy ();
323	}
324
325	return 0;
326	}
327
328	/*----------------------------------------------------------------------*/
329	/*
330	* Exit gracefully, clearing the utmp entry and restoring tty attributes
331	* TODO: if debugging, this should free up any known resources if we can
332	*/
333	/* EXTPROTO */
334	void
335	rxvt_clean_exit ()
336	{
337	GET_R->destroy ();
338	}	578	}
339		579
340	/* ------------------------------------------------------------------------- *	580	/* ------------------------------------------------------------------------- *
341	* MEMORY ALLOCATION WRAPPERS *	581	* MEMORY ALLOCATION WRAPPERS *
342	* ------------------------------------------------------------------------- */	582	* ------------------------------------------------------------------------- */
343	/* EXTPROTO */	583	void *
		584	rxvt_malloc (size_t size)
		585	{
		586	void *p = malloc (size);
		587
		588	if (!p)
		589	rxvt_fatal ("memory allocation failure. aborting.\n");
		590
		591	return p;
		592	}
		593
344	void *	594	void *
345	rxvt_malloc(size_t size)	595	rxvt_calloc (size_t number, size_t size)
346	{	596	{
347	void *p;	597	void *p = calloc (number, size);
348		598
349	p = malloc(size);
350	if (p)	599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
351	return p;	602	return p;
352
353	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354	rxvt_clean_exit();
355	exit(EXIT_FAILURE);
356	/* NOTREACHED */
357	}	603	}
358		604
359	/* EXTPROTO */
360	void *	605	void *
361	rxvt_calloc(size_t number, size_t size)
362	{
363	void *p;
364
365	p = calloc(number, size);
366	if (p)
367	return p;
368
369	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370	rxvt_clean_exit();
371	exit(EXIT_FAILURE);
372	/* NOTREACHED */
373	}
374
375	/* EXTPROTO */
376	void *
377	rxvt_realloc(void *ptr, size_t size)	606	rxvt_realloc (void *ptr, size_t size)
378	{	607	{
379	void *p;
380
381	if (ptr)
382	p = realloc(ptr, size);	608	void *p = realloc (ptr, size);
383	else	609
384	p = malloc(size);
385	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
386	return p;	613	return p;
387
388	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389	rxvt_clean_exit();
390	exit(EXIT_FAILURE);
391	/* NOTREACHED */
392	}	614	}
393		615
394	/* ------------------------------------------------------------------------- *	616	/* ------------------------------------------------------------------------- *
395	* PRIVILEGED OPERATIONS *	617	* PRIVILEGED OPERATIONS *
396	* ------------------------------------------------------------------------- */	618	* ------------------------------------------------------------------------- */
397	/* take care of suid/sgid super-user (root) privileges */	619	/* take care of suid/sgid super-user (root) privileges */
398	void	620	void
399	rxvt_term::privileges (int mode)	621	rxvt_privileges (rxvt_privaction action)
400	{	622	{
		623	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		624	static uid_t euid;
		625	static gid_t egid;
		626	#endif
		627
401	#if ! defined(__CYGWIN32__)	628	#if ! defined(__CYGWIN32__)
402	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	629	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
403	/* setreuid() is the poor man's setuid(), seteuid() */	630	/* setreuid () is the poor man's setuid (), seteuid () */
404	# define seteuid(a) setreuid(-1, (a))	631	# define seteuid(a) setreuid(-1, (a))
405	# define setegid(a) setregid(-1, (a))	632	# define setegid(a) setregid(-1, (a))
406	# define HAVE_SETEUID	633	# define HAVE_SETEUID
407	# endif	634	# endif
408	# ifdef HAVE_SETEUID	635	# ifdef HAVE_SETEUID
409	switch (mode)	636	switch (action)
410	{	637	{
411	case IGNORE:	638	case IGNORE:
412	/*	639	/*
413	* change effective uid/gid - not real uid/gid - so we can switch	640	* change effective uid/gid - not real uid/gid - so we can switch
414	* back to root later, as required	641	* back to root later, as required
415	*/	642	*/
416	seteuid(getuid());	643	seteuid (getuid ());
417	setegid(getgid());	644	setegid (getgid ());
418	break;	645	break;
419	case SAVE:	646	case SAVE:
420	euid = geteuid();	647	euid = geteuid ();
421	egid = getegid();	648	egid = getegid ();
422	break;	649	break;
423	case RESTORE:	650	case RESTORE:
424	seteuid(euid);	651	seteuid (euid);
425	setegid(egid);	652	setegid (egid);
426	break;	653	break;
427	}	654	}
428	# else	655	# else
429	switch (mode)	656	switch (action)
430	{	657	{
431	case IGNORE:	658	case IGNORE:
432	setuid(getuid());	659	setuid (getuid ());
433	setgid(getgid());	660	setgid (getgid ());
434	/* FALLTHROUGH */	661	/* FALLTHROUGH */
435	case SAVE:	662	case SAVE:
436	/* FALLTHROUGH */	663	/* FALLTHROUGH */
437	case RESTORE:	664	case RESTORE:
438	break;	665	break;
…		…
441	#endif	668	#endif
442	}	669	}
443		670
444	#ifdef UTMP_SUPPORT	671	#ifdef UTMP_SUPPORT
445	void	672	void
446	rxvt_term::privileged_utmp (char action)	673	rxvt_term::privileged_utmp (rxvt_privaction action)
447	{	674	{
448	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449	action, next_utmp_action, getpid()));
450	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
451	|| (Options & Opt_utmpInhibit)	675	if ((options & Opt_utmpInhibit)
452	|| ttydev == NULL || *ttydev == '\0')	676	|| !pty.name || !*pty.name)
453	return;	677	return;
454		678
455	privileges (RESTORE);	679	rxvt_privileges (RESTORE);
		680
456	if (action == SAVE)	681	if (action == SAVE)
457	{
458	next_utmp_action = RESTORE;
459	makeutent (ttydev, rs[Rs_display_name]);	682	makeutent (pty.name, rs[Rs_display_name]);
460	}
461	else	683	else
462	{ /* action == RESTORE */
463	next_utmp_action = IGNORE;
464	cleanutent ();	684	cleanutent ();
465	}	685
466	privileges (IGNORE);	686	rxvt_privileges (IGNORE);
467	}
468	#endif
469
470	#ifndef NO_SETOWNER_TTYDEV
471	void
472	rxvt_term::privileged_ttydev (char action)
473	{
474	D_MAIN((stderr,
475	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
476	action, next_tty_action, getpid()));
477	if (next_tty_action != action || (action != SAVE && action != RESTORE)
478	|| ttydev == NULL || *ttydev == '\0')
479	return;
480
481	privileges (RESTORE);
482
483	if (action == SAVE)
484	{
485	next_tty_action = RESTORE;
486	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
487	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
488	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
489	next_tty_action = IGNORE;
490	else
491	# endif
492
493	{
494	chown(ttydev, getuid(), ttygid); /* fail silently */
495	chmod(ttydev, ttymode);
496	# ifdef HAVE_REVOKE
497	revoke(ttydev);
498	# endif
499
500	}
501	}
502	else
503	{ /* action == RESTORE */
504	next_tty_action = IGNORE;
505	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
506	chmod(ttydev, ttyfd_stat.st_mode);
507	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
508	# else
509	chmod(ttydev,
510	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
511	chown(ttydev, 0, 0);
512	# endif
513
514	}
515
516	privileges (IGNORE);
517
518	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
519	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
520	action == RESTORE ? "Restoring" : (action ==
521	SAVE ? "Saving" :
522	"UNKNOWN ERROR for"), ttydev,
523	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
524	ttyfd_stat.st_gid));
525	# endif
526	}	687	}
527	#endif	688	#endif
528		689
529	/*----------------------------------------------------------------------*/	690	/*----------------------------------------------------------------------*/
530	/*	691	/*
…		…
532	* if width/height are non-zero then override calculated width/height	693	* if width/height are non-zero then override calculated width/height
533	*/	694	*/
534	void	695	void
535	rxvt_term::window_calc (unsigned int width, unsigned int height)	696	rxvt_term::window_calc (unsigned int width, unsigned int height)
536	{	697	{
537	short recalc_x, recalc_y;	698	short recalc_x, recalc_y;
538	int x, y, sb_w, mb_h, flags;	699	int x, y, sb_w, mb_h, flags;
539	unsigned int w, h;	700	unsigned int w, h;
540	unsigned int max_width, max_height;	701	unsigned int max_width, max_height;
		702	dDisp;
541		703
542	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	704	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
543	TermWin.ncol, TermWin.nrow, szHint.width,	705	TermWin.ncol, TermWin.nrow, szHint.width,
544	szHint.height));	706	szHint.height));
545	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	707	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
546	szHint.win_gravity = NorthWestGravity;	708	szHint.win_gravity = NorthWestGravity;
547	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	709	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
…		…
550	flags = 0;	712	flags = 0;
551	if (!parsed_geometry)	713	if (!parsed_geometry)
552	{	714	{
553	parsed_geometry = 1;	715	parsed_geometry = 1;
554	if (rs[Rs_geometry])	716	if (rs[Rs_geometry])
555	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	717	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		718
556	if (flags & WidthValue)	719	if (flags & WidthValue)
557	{	720	{
558	TermWin.ncol = BOUND_POSITIVE_INT16(w);	721	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
559	szHint.flags |= USSize;	722	szHint.flags |= USSize;
560	}	723	}
		724
561	if (flags & HeightValue)	725	if (flags & HeightValue)
562	{	726	{
563	TermWin.nrow = BOUND_POSITIVE_INT16(h);	727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
564	szHint.flags |= USSize;	728	szHint.flags |= USSize;
565	}	729	}
		730
566	if (flags & XValue)	731	if (flags & XValue)
567	{	732	{
568	szHint.x = x;	733	szHint.x = x;
569	szHint.flags |= USPosition;	734	szHint.flags |= USPosition;
570	if (flags & XNegative)	735	if (flags & XNegative)
571	{	736	{
572	recalc_x = 1;	737	recalc_x = 1;
573	szHint.win_gravity = NorthEastGravity;	738	szHint.win_gravity = NorthEastGravity;
574	}	739	}
575	}	740	}
		741
576	if (flags & YValue)	742	if (flags & YValue)
577	{	743	{
578	szHint.y = y;	744	szHint.y = y;
579	szHint.flags |= USPosition;	745	szHint.flags |= USPosition;
580	if (flags & YNegative)	746	if (flags & YNegative)
…		…
585	else	751	else
586	szHint.win_gravity = SouthWestGravity;	752	szHint.win_gravity = SouthWestGravity;
587	}	753	}
588	}	754	}
589	}	755	}
		756
590	/* TODO: BOUNDS */	757	/* TODO: BOUNDS */
591	TermWin.width = TermWin.ncol * TermWin.fwidth;	758	TermWin.width = TermWin.ncol * TermWin.fwidth;
592	TermWin.height = TermWin.nrow * TermWin.fheight;	759	TermWin.height = TermWin.nrow * TermWin.fheight;
593	max_width = MAX_COLS * TermWin.fwidth;	760	max_width = MAX_COLS * TermWin.fwidth;
594	max_height = MAX_ROWS * TermWin.fheight;	761	max_height = MAX_ROWS * TermWin.fheight;
595		762
596	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	763	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
597		764
598	sb_w = mb_h = 0;	765	sb_w = mb_h = 0;
599	window_vt_x = window_vt_y = 0;	766	window_vt_x = window_vt_y = TermWin.int_bwidth;
		767
600	if (scrollbar_visible ())	768	if (scrollbar_visible ())
601	{	769	{
602	sb_w = scrollbar_TotalWidth();	770	sb_w = scrollbar_TotalWidth ();
603	szHint.base_width += sb_w;	771	szHint.base_width += sb_w;
604	if (!(Options & Opt_scrollBar_right))	772	if (!(options & Opt_scrollBar_right))
605	window_vt_x = sb_w;	773	window_vt_x += sb_w;
606	}	774	}
		775
607	if (menubar_visible ())	776	if (menubar_visible ())
608	{	777	{
609	mb_h = menuBar_TotalHeight();	778	mb_h = menuBar_TotalHeight ();
610	szHint.base_height += mb_h;	779	szHint.base_height += mb_h;
611	window_vt_y = mb_h;	780	window_vt_y += mb_h;
612	}	781	}
		782
613	szHint.width_inc = TermWin.fwidth;	783	szHint.width_inc = TermWin.fwidth;
614	szHint.height_inc = TermWin.fheight;	784	szHint.height_inc = TermWin.fheight;
615	szHint.min_width = szHint.base_width + szHint.width_inc;	785	szHint.min_width = szHint.base_width + szHint.width_inc;
616	szHint.min_height = szHint.base_height + szHint.height_inc;	786	szHint.min_height = szHint.base_height + szHint.height_inc;
617		787
…		…
620	szHint.width = width;	790	szHint.width = width;
621	TermWin.width = width - szHint.base_width;	791	TermWin.width = width - szHint.base_width;
622	}	792	}
623	else	793	else
624	{	794	{
625	MIN_IT(TermWin.width, max_width);	795	MIN_IT (TermWin.width, max_width);
626	szHint.width = szHint.base_width + TermWin.width;	796	szHint.width = szHint.base_width + TermWin.width;
627	}	797	}
		798
628	if (height && height - szHint.base_height < max_height)	799	if (height && height - szHint.base_height < max_height)
629	{	800	{
630	szHint.height = height;	801	szHint.height = height;
631	TermWin.height = height - szHint.base_height;	802	TermWin.height = height - szHint.base_height;
632	}	803	}
633	else	804	else
634	{	805	{
635	MIN_IT(TermWin.height, max_height);	806	MIN_IT (TermWin.height, max_height);
636	szHint.height = szHint.base_height + TermWin.height;	807	szHint.height = szHint.base_height + TermWin.height;
637	}	808	}
		809
638	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	810	if (scrollbar_visible () && (options & Opt_scrollBar_right))
639	window_sb_x = szHint.width - sb_w;	811	window_sb_x = szHint.width - sb_w;
640		812
641	if (recalc_x)	813	if (recalc_x)
642	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	814	szHint.x += (DisplayWidth (disp, display->screen)
643	- szHint.width - 2 * TermWin.ext_bwidth);	815	- szHint.width - 2 * TermWin.ext_bwidth);
644	if (recalc_y)	816	if (recalc_y)
645	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	817	szHint.y += (DisplayHeight (disp, display->screen)
646	- szHint.height - 2 * TermWin.ext_bwidth);	818	- szHint.height - 2 * TermWin.ext_bwidth);
647		819
648	TermWin.ncol = TermWin.width / TermWin.fwidth;	820	TermWin.ncol = TermWin.width / TermWin.fwidth;
649	TermWin.nrow = TermWin.height / TermWin.fheight;	821	TermWin.nrow = TermWin.height / TermWin.fheight;
650	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	822	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
651	TermWin.ncol, TermWin.nrow, szHint.width,	823	TermWin.ncol, TermWin.nrow, szHint.width,
652	szHint.height));	824	szHint.height));
653	return;	825	return;
654	}	826	}
655		827
…		…
659	* Called after a window size change.	831	* Called after a window size change.
660	*/	832	*/
661	void	833	void
662	rxvt_term::tt_winch ()	834	rxvt_term::tt_winch ()
663	{	835	{
		836	if (pty.pty < 0)
		837	return;
		838
664	struct winsize ws;	839	struct winsize ws;
665
666	if (cmd_fd < 0)
667	return;
668		840
669	ws.ws_col = TermWin.ncol;	841	ws.ws_col = TermWin.ncol;
670	ws.ws_row = TermWin.nrow;	842	ws.ws_row = TermWin.nrow;
671	ws.ws_xpixel = ws.ws_ypixel = 0;	843	ws.ws_xpixel = TermWin.width;
672	#ifndef DEBUG_SIZE	844	ws.ws_ypixel = TermWin.height;
673	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	845	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
674	#else	846
675	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	847	#if 0
676	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	848	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
677	# ifdef SIGWINCH
678	else if (cmd_pid) /* force through to the command */	849	if (cmd_pid) /* force through to the command */
679	kill (cmd_pid, SIGWINCH);	850	kill (-cmd_pid, SIGWINCH);
680	# endif
681	#endif	851	#endif
682	}	852	}
683		853
684	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
685	/* rxvt_change_font() - Switch to a new font */	855	/* set_fonts () - load and set the various fonts
686	/*	856	/*
687	* init = 1 - initialize	857	* init = 1 - initialize
688	*	858	*
689	* fontname == FONT_UP - switch to bigger font	859	* fontname == FONT_UP - switch to bigger font
690	* fontname == FONT_DN - switch to smaller font	860	* fontname == FONT_DN - switch to smaller font
691	*/	861	*/
692	void	862	bool
693	rxvt_term::change_font (int init, const char *fontname)	863	rxvt_term::set_fonts ()
694	{}	864	{
		865	rxvt_fontset *fs = new rxvt_fontset (this);
		866	rxvt_fontprop prop;
695		867
696	void	868	if (!fs
697	rxvt_term::font_up_down (int n, int direction)	869	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
698	{}	870	|| !fs->realize_font (1))
		871	{
		872	delete fs;
		873	return false;
		874	}
		875
		876	#if ENABLE_STYLES
		877	for (int i = RS_styleCount; --i; )
		878	if (TermWin.fontset[i] != TermWin.fontset[0])
		879	delete TermWin.fontset[i];
		880	#endif
		881
		882	delete TermWin.fontset[0];
		883	TermWin.fontset[0] = fs;
		884
		885	prop = (*fs)[1]->properties ();
		886	prop.height += TermWin.lineSpace;
		887	fs->set_prop (prop);
		888
		889	TermWin.fwidth = prop.width;
		890	TermWin.fheight = prop.height;
		891	TermWin.fweight = prop.weight;
		892	TermWin.fslant = prop.slant;
		893	TermWin.fbase = (*fs)[1]->ascent;
		894
		895	for (int style = 1; style < 4; style++)
		896	{
		897	#if ENABLE_STYLES
		898	const char *res = rs[Rs_font + style];
		899
		900	if (res && !*res)
		901	TermWin.fontset[style] = TermWin.fontset[0];
		902	else
		903	{
		904	TermWin.fontset[style] = fs = new rxvt_fontset (this);
		905	rxvt_fontprop prop2 = prop;
		906
		907	if (res)
		908	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		909	else
		910	{
		911	res = TermWin.fontset[0]->fontdesc;
		912
		913	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		914	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		915	}
		916
		917	fs->populate (res);
		918	fs->set_prop (prop2);
		919	}
		920	#else
		921	TermWin.fontset[style] = TermWin.fontset[0];
		922	#endif
		923	}
		924
		925	if (TermWin.parent[0])
		926	{
		927	resize_all_windows (0, 0, 0);
		928	scr_remap_chars ();
		929	scr_touch (true);
		930	}
		931
		932	return true;
		933	}
		934
		935	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		936	{
		937	// TODO: SMART_WINDOW_TITLE
		938	XChangeProperty (display->display, TermWin.parent[0],
		939	prop, XA_STRING, 8, PropModeReplace,
		940	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		941	}
		942
		943	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		944	{
		945	// TODO: SMART_WINDOW_TITLE
		946	wchar_t *ws = rxvt_mbstowcs (str, len);
		947	char *s = rxvt_wcstoutf8 (ws);
		948
		949	XChangeProperty (display->display, TermWin.parent[0],
		950	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		951	(const unsigned char *)s, strlen (s));
		952
		953	free (s);
		954	free (ws);
		955	}
699		956
700	/*----------------------------------------------------------------------*/	957	/*----------------------------------------------------------------------*/
701	/*----------------------------------------------------------------------*/	958	/*----------------------------------------------------------------------*/
702	/* xterm sequences - title, iconName, color (exptl) */	959	/* xterm sequences - title, iconName, color (exptl) */
703	void	960	void
704	rxvt_term::set_title (const char *str)	961	rxvt_term::set_title (const char *str)
705	{	962	{
706	#ifndef SMART_WINDOW_TITLE	963	set_string_property (XA_WM_NAME, str);
707	XStoreName(Xdisplay, TermWin.parent[0], str);	964	#if ENABLE_FRILLS
708	#else	965	set_utf8_property (xa[XA_NET_WM_NAME], str);
709	char *name;
710
711	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
712	name = NULL;
713	if (name == NULL || STRCMP(name, str))
714	XStoreName(Xdisplay, TermWin.parent[0], str);
715	if (name)
716	XFree(name);
717	#endif	966	#endif
718	}	967	}
719		968
720	void	969	void
721	rxvt_term::set_iconName (const char *str)	970	rxvt_term::set_icon_name (const char *str)
722	{	971	{
723	#ifndef SMART_WINDOW_TITLE	972	set_string_property (XA_WM_ICON_NAME, str);
724	XSetIconName(Xdisplay, TermWin.parent[0], str);	973	#if ENABLE_FRILLS
725	#else	974	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
726	char *name;
727
728	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
729	name = NULL;
730	if (name == NULL || STRCMP(name, str))
731	XSetIconName(Xdisplay, TermWin.parent[0], str);
732	if (name)
733	XFree(name);
734	#endif	975	#endif
735	}	976	}
736		977
737	#ifdef XTERM_COLOR_CHANGE	978	#ifdef XTERM_COLOR_CHANGE
738	void	979	void
739	rxvt_term::set_window_color (int idx, const char *color)	980	rxvt_term::set_window_color (int idx, const char *color)
740	{	981	{
741	rxvt_color xcol;	982	rxvt_color xcol;
742	int i;	983	int i;
743		984
744	if (color == NULL || *color == '\0')	985	if (color == NULL || *color == '\0')
745	return;	986	return;
746		987
747	/* handle color aliases */	988	/* handle color aliases */
748	if (isdigit(*color))	989	if (isdigit (*color))
749	{	990	{
750	i = atoi(color);	991	i = atoi (color);
		992
751	if (i >= 8 && i <= 15)	993	if (i >= 8 && i <= 15)
752	{ /* bright colors */	994	{ /* bright colors */
753	i -= 8;	995	i -= 8;
754	# ifndef NO_BRIGHTCOLOR	996	# ifndef NO_BRIGHTCOLOR
755	PixColors[idx] = PixColors[minBrightCOLOR + i];	997	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
756	SET_PIXCOLOR(idx);	998	SET_PIXCOLOR (idx);
757	goto Done;	999	goto Done;
758	# endif	1000	# endif
759
760	}	1001	}
		1002
761	if (i >= 0 && i <= 7)	1003	if (i >= 0 && i <= 7)
762	{ /* normal colors */	1004	{ /* normal colors */
763	PixColors[idx] = PixColors[minCOLOR + i];	1005	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
764	SET_PIXCOLOR(idx);	1006	SET_PIXCOLOR (idx);
765	goto Done;	1007	goto Done;
766	}	1008	}
767	}	1009	}
		1010
768	if (!rXParseAllocColor (& xcol, color))	1011	if (!rXParseAllocColor (&xcol, color))
769	return;	1012	return;
770	/* XStoreColor (Xdisplay, XCMAP, XColor*); */	1013
		1014	/* XStoreColor (display->display, display->cmap, XColor*); */
771		1015
772	/*	1016	/*
773	* FIXME: should free colors here, but no idea how to do it so instead,	1017	* FIXME: should free colors here, but no idea how to do it so instead,
774	* so just keep gobbling up the colormap	1018	* so just keep gobbling up the colormap
775	*/	1019	*/
776	# if 0	1020	# if 0
777	for (i = Color_Black; i <= Color_White; i++)	1021	for (i = Color_Black; i <= Color_White; i++)
778	if (PixColors[idx] == PixColors[i])	1022	if (pix_colors[idx] == pix_colors[i])
779	break;	1023	break;
780	if (i > Color_White)	1024	if (i > Color_White)
781	{	1025	{
782	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1026	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
783	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,	1027	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
784	DisplayPlanes(Xdisplay, Xscreen));	1028	DisplayPlanes (display->display, display->screen));
785	}	1029	}
786	# endif	1030	# endif
787		1031
788	PixColors[idx] = xcol;	1032	pix_colors_focused[idx] = xcol;
789	SET_PIXCOLOR(idx);	1033	SET_PIXCOLOR (idx);
790		1034
791	/* XSetWindowAttributes attr; */	1035	/* XSetWindowAttributes attr; */
792	/* Cursor cursor; */	1036	/* Cursor cursor; */
793	Done:	1037	Done:
794	if (idx == Color_bg && !(Options & Opt_transparent))	1038	#ifdef OFF_FOCUS_FADING
795	XSetWindowBackground(Xdisplay, TermWin.vt,	1039	if (rs[Rs_fade])
796	PixColors[Color_bg]);	1040	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		1041	#endif
797		1042
798	/* handle Color_BD, scrollbar background, etc. */	1043	/*TODO: handle Color_BD, scrollbar background, etc. */
799		1044
800	set_colorfgbg ();
801	recolour_cursor ();	1045	recolour_cursor ();
802	/* the only reasonable way to enforce a clean update */	1046	scr_recolour ();
803	scr_poweron ();
804	}	1047	}
805		1048
806	#else	1049	#else
807	# define set_window_color (idx,color) ((void)0)	1050	# define set_window_color (idx,color) ((void)0)
808	#endif /* XTERM_COLOR_CHANGE */	1051	#endif /* XTERM_COLOR_CHANGE */
809		1052
810	void	1053	void
811	rxvt_term::recolour_cursor ()	1054	rxvt_term::recolour_cursor ()
812	{	1055	{
813	#if TODO
814	rxvt_color xcol[2];	1056	XColor xcol[2];
815		1057
816	xcol[0] = PixColors[Color_pointer];	1058	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
817	xcol[1] = PixColors[Color_bg];	1059	? pix_colors_focused[Color_pointer_fg]
818	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1060	: pix_colors_focused[Color_fg];
		1061	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1062	? pix_colors_focused[Color_pointer_bg]
		1063	: pix_colors_focused[Color_bg];
		1064
		1065	XQueryColors (display->display, display->cmap, xcol, 2);
819	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1066	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
820	#endif
821	}	1067	}
822		1068
823	/*----------------------------------------------------------------------*/	1069	/*----------------------------------------------------------------------*/
824	/*	1070	/*
825	* find if fg/bg matches any of the normal (low-intensity) colors	1071	* find if fg/bg matches any of the normal (low-intensity) colors
826	*/	1072	*/
827	void	1073	void
828	rxvt_term::set_colorfgbg ()	1074	rxvt_term::set_colorfgbg ()
829	{	1075	{
830	unsigned int i;	1076	unsigned int i;
831	const char *xpmb = "\0";	1077	const char *xpmb = "\0";
832	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1078	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
833		1079
834	env_colorfgbg =
835	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1080	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
836	STRCPY(fstr, "default");	1081	strcpy (fstr, "default");
837	STRCPY(bstr, "default");	1082	strcpy (bstr, "default");
838	for (i = Color_Black; i <= Color_White; i++)	1083	for (i = Color_Black; i <= Color_White; i++)
839	if (PixColors[Color_fg] == PixColors[i])	1084	if (pix_colors[Color_fg] == pix_colors[i])
840	{	1085	{
841	sprintf(fstr, "%d", (i - Color_Black));	1086	sprintf (fstr, "%d", (i - Color_Black));
842	break;	1087	break;
843	}	1088	}
		1089
844	for (i = Color_Black; i <= Color_White; i++)	1090	for (i = Color_Black; i <= Color_White; i++)
845	if (PixColors[Color_bg] == PixColors[i])	1091	if (pix_colors[Color_bg] == pix_colors[i])
846	{	1092	{
847	sprintf(bstr, "%d", (i - Color_Black));	1093	sprintf (bstr, "%d", (i - Color_Black));
848	#ifdef XPM_BACKGROUND	1094	#ifdef XPM_BACKGROUND
849	xpmb = "default;";	1095	xpmb = "default;";
850	#endif	1096	#endif
851	break;	1097	break;
852	}	1098	}
		1099
853	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1100	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
854	putenv(env_colorfgbg);
855
856	#ifndef NO_BRIGHTCOLOR
857	colorfgbg = DEFAULT_RSTYLE;
858	for (i = minCOLOR; i <= maxCOLOR; i++)
859	{
860	if (PixColors[Color_fg] == PixColors[i])
861	colorfgbg = SET_FGCOLOR(colorfgbg, i);
862	if (PixColors[Color_bg] == PixColors[i])
863	colorfgbg = SET_BGCOLOR(colorfgbg, i);
864	}
865	#endif
866	}	1101	}
867		1102
868	/*----------------------------------------------------------------------*/	1103	/*----------------------------------------------------------------------*/
869	/*
870	* Colour determination for low colour displays, routine from
871	* Hans de Goede <hans@highrise.nl>
872	*/
873		1104
874	int	1105	int
875	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1106	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
876	{	1107	{
877	if (!screen_in_out->set (this, colour))	1108	if (!screen_in_out->set (display, colour))
878	{	1109	{
879	rxvt_print_error("can't allocate colour: %s", colour);	1110	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
880	return false;	1111	return false;
881	}	1112	}
882		1113
883	return true;	1114	return true;
884	}	1115	}
…		…
888	* -------------------------------------------------------------------- */	1119	* -------------------------------------------------------------------- */
889	void	1120	void
890	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1121	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
891	{	1122	{
892	int fix_screen;	1123	int fix_screen;
893
894	#ifdef SMART_RESIZE	1124	#ifdef SMART_RESIZE
895	int old_width = szHint.width, old_height = szHint.height;	1125	int old_width = szHint.width, old_height = szHint.height;
896	#endif	1126	#endif
		1127	dDisp;
897		1128
898	window_calc (width, height);	1129	window_calc (width, height);
899	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1130	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1131
900	if (!ignoreparent)	1132	if (!ignoreparent)
901	{	1133	{
902	#ifdef SMART_RESIZE	1134	#ifdef SMART_RESIZE
903	/*	1135	/*
904	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1136	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
907	int x, y, x1, y1;	1139	int x, y, x1, y1;
908	int dx, dy;	1140	int dx, dy;
909	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1141	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
910	Window unused_cr;	1142	Window unused_cr;
911		1143
912	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1144	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
913	0, 0, &x, &y, &unused_cr);	1145	0, 0, &x, &y, &unused_cr);
914	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1146	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
915	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1147	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
916	/*	1148	/*
917	* if Xroot isn't the parent window, a WM will probably have offset	1149	* if display->root isn't the parent window, a WM will probably have offset
918	* our position for handles and decorations. Counter it	1150	* our position for handles and decorations. Counter it
919	*/	1151	*/
920	if (x1 != x || y1 != y)	1152	if (x1 != x || y1 != y)
921	{	1153	{
922	x -= x1;	1154	x -= x1;
923	y -= y1;	1155	y -= y1;
924	}	1156	}
925		1157
926	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1158	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
927	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1159	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
928	dx = old_width - szHint.width;	1160	dx = old_width - szHint.width;
929	dy = old_height - szHint.height;	1161	dy = old_height - szHint.height;
930		1162
931	/* Check position of the center of the window */	1163	/* Check position of the center of the window */
932	if (x < x1) /* left half */	1164	if (x < x1) /* left half */
…		…
936	if (y < y1) /* top half */	1168	if (y < y1) /* top half */
937	dy = 0;	1169	dy = 0;
938	else if (y == y1) /* exact center */	1170	else if (y == y1) /* exact center */
939	dy /= 2;	1171	dy /= 2;
940		1172
941	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1173	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
942	szHint.width, szHint.height);	1174	szHint.width, szHint.height);
943	#else	1175	#else
944	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1176	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
945	szHint.height);
946	#endif	1177	#endif
947
948	}	1178	}
949		1179
950	fix_screen = (TermWin.ncol != prev_ncol	1180	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
951	|| TermWin.nrow != prev_nrow);
952		1181
953	if (fix_screen || width != old_width || height != old_height)	1182	if (fix_screen || width != old_width || height != old_height)
954	{	1183	{
955	if (scrollbar_visible ())	1184	if (scrollbar_visible ())
956	{	1185	{
957	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1186	XMoveResizeWindow (disp, scrollBar.win,
		1187	window_sb_x, 0,
958	0, scrollbar_TotalWidth (), szHint.height);	1188	scrollbar_TotalWidth (), szHint.height);
959	resize_scrollbar ();	1189	resize_scrollbar ();
960	}	1190	}
961		1191
962	if (menubar_visible ())	1192	if (menubar_visible ())
963	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1193	XMoveResizeWindow (disp, menuBar.win,
		1194	window_vt_x, 0,
964	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1195	TermWin_TotalWidth (), menuBar_TotalHeight ());
965		1196
966	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1197	XMoveResizeWindow (disp, TermWin.vt,
967	window_vt_y, TermWin_TotalWidth (),	1198	window_vt_x, window_vt_y,
968	TermWin_TotalHeight ());	1199	TermWin_TotalWidth (), TermWin_TotalHeight ());
969	#ifdef RXVT_GRAPHICS	1200
970	if (old_height)
971	Gr_Resize (old_width - szHint.base_width,
972	old_height - szHint.base_height);
973	#endif
974	scr_clear ();	1201	scr_clear ();
975	#ifdef XPM_BACKGROUND	1202	#ifdef XPM_BACKGROUND
976	resize_pixmap ();	1203	resize_pixmap ();
977	#endif	1204	#endif
978
979	}	1205	}
980		1206
981	if (fix_screen || old_height == 0)	1207	if (fix_screen || old_height == 0)
982	{	1208	{
983	int curr_screen = -1;	1209	int curr_screen = -1;
…		…
990	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1216	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
991	curr_screen = scr_change_screen (PRIMARY);	1217	curr_screen = scr_change_screen (PRIMARY);
992	TermWin.ncol = ncol;	1218	TermWin.ncol = ncol;
993	}	1219	}
994		1220
995	scr_reset();	1221	scr_reset ();
996		1222
997	if (curr_screen >= 0) /* this is not the first time through */	1223	if (curr_screen >= 0) /* this is not the first time through */
998	{	1224	{
999	scr_change_screen (curr_screen);	1225	scr_change_screen (curr_screen);
1000	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1226	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
…		…
1002	}	1228	}
1003		1229
1004	old_width = szHint.width;	1230	old_width = szHint.width;
1005	old_height = szHint.height;	1231	old_height = szHint.height;
1006		1232
		1233	#ifdef XPM_BACKGROUND
		1234	if (TermWin.pixmap)
		1235	scr_touch (false);
		1236	#endif
		1237
1007	#ifdef USE_XIM	1238	#ifdef USE_XIM
1008	IMSetStatusPosition ();	1239	IMSetStatusPosition ();
1009	#endif	1240	#endif
1010	}	1241	}
1011		1242
…		…
1018	{	1249	{
1019	XWindowAttributes wattr;	1250	XWindowAttributes wattr;
1020		1251
1021	if (width == 0 || height == 0)	1252	if (width == 0 || height == 0)
1022	{	1253	{
1023	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1254	XGetWindowAttributes (display->display, display->root, &wattr);
		1255
1024	if (width == 0)	1256	if (width == 0)
1025	width = wattr.width - szHint.base_width;	1257	width = wattr.width - szHint.base_width;
1026	if (height == 0)	1258	if (height == 0)
1027	height = wattr.height - szHint.base_height;	1259	height = wattr.height - szHint.base_height;
1028	}	1260	}
		1261
1029	if (width != TermWin.width || height != TermWin.height)	1262	if (width != TermWin.width || height != TermWin.height)
1030	{	1263	{
1031	width += szHint.base_width;	1264	width += szHint.base_width;
1032	height += szHint.base_height;	1265	height += szHint.base_height;
1033	resize_all_windows (width, height, 0);	1266	resize_all_windows (width, height, 0);
…		…
1036		1269
1037	/* -------------------------------------------------------------------- *	1270	/* -------------------------------------------------------------------- *
1038	* - X INPUT METHOD ROUTINES - *	1271	* - X INPUT METHOD ROUTINES - *
1039	* -------------------------------------------------------------------- */	1272	* -------------------------------------------------------------------- */
1040	#ifdef USE_XIM	1273	#ifdef USE_XIM
1041	void
1042	rxvt_term::set_size (XRectangle *size)
1043	{
1044	size->x = TermWin.int_bwidth;
1045	size->y = TermWin.int_bwidth;
1046	size->width = Width2Pixel(TermWin.ncol);
1047	size->height = Height2Pixel(TermWin.nrow);
1048	}
1049		1274
1050	void	1275	void
1051	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1276	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1052	{	1277	{
1053	*fg = PixColors[Color_fg];	1278	fg = pix_colors[Color_fg];
1054	*bg = PixColors[Color_bg];	1279	bg = pix_colors[Color_bg];
		1280	}
		1281
		1282	void
		1283	rxvt_term::im_set_size (XRectangle &size)
		1284	{
		1285	// the int_bwidth terms make no sense to me
		1286	size.x = TermWin.int_bwidth;
		1287	size.y = TermWin.int_bwidth;
		1288	size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
		1289	size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
		1290	}
		1291
		1292	void
		1293	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1294	XRectangle &status_rect,
		1295	const XRectangle &needed_rect)
		1296	{
		1297	preedit_rect.x = needed_rect.width;
		1298	preedit_rect.y = 0;
		1299	preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
		1300	preedit_rect.height = TermWin.fheight;
		1301
		1302	status_rect.x = 0;
		1303	status_rect.y = 0;
		1304	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
		1305	status_rect.height = TermWin.fheight;
1055	}	1306	}
1056		1307
1057	/* Checking whether input method is running. */	1308	/* Checking whether input method is running. */
1058	bool	1309	bool
1059	rxvt_term::IMisRunning ()	1310	rxvt_term::IMisRunning ()
1060	{	1311	{
1061	char *p;	1312	char *p;
1062	Atom atom;	1313	Atom atom;
1063	Window win;	1314	Window win;
1064	char server[IMBUFSIZ];	1315	char server[IMBUFSIZ];
1065		1316
1066	/* get current locale modifier */	1317	/* get current locale modifier */
1067	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1318	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1068	{	1319	{
1069	STRCPY(server, "@server=");	1320	strcpy (server, "@server=");
1070	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1321	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1322
1071	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1323	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1072	*p = '\0';	1324	*p = '\0';
1073		1325
1074	atom = XInternAtom(Xdisplay, server, False);	1326	atom = XInternAtom (display->display, server, False);
1075	win = XGetSelectionOwner(Xdisplay, atom);	1327	win = XGetSelectionOwner (display->display, atom);
		1328
1076	if (win != None)	1329	if (win != None)
1077	return True;	1330	return True;
1078	}	1331	}
		1332
1079	return False;	1333	return False;
1080	}	1334	}
1081		1335
1082	void	1336	void
1083	rxvt_term::IMSendSpot ()	1337	rxvt_term::IMSendSpot ()
1084	{	1338	{
1085	XPoint spot;	1339	XPoint nspot;
1086	XVaNestedList preedit_attr;	1340	XVaNestedList preedit_attr;
1087		1341
1088	if (Input_Context == NULL	1342	if (!Input_Context
		1343	|| !TermWin.focus
1089	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1344	|| !(input_style & XIMPreeditPosition))
1090	|| !(event_type == KeyPress
1091	|| event_type == Expose
1092	|| event_type == NoExpose
1093	|| event_type == SelectionNotify
1094	|| event_type == ButtonRelease || event_type == FocusIn)
1095	|| !IMisRunning ())
1096	return;	1345	return;
1097		1346
1098	set_position (&spot);	1347	im_set_position (nspot);
1099		1348
		1349	if (nspot.x == spot.x && nspot.y == spot.y)
		1350	return;
		1351
		1352	spot = nspot;
		1353
1100	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1354	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1101	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1355	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1102	XFree(preedit_attr);	1356	XFree (preedit_attr);
1103	}	1357	}
1104		1358
1105	void	1359	void
1106	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1360	rxvt_term::im_destroy ()
1107	XRectangle * needed_rect)
1108	{	1361	{
1109	int mbh, vtx = 0;	1362	if (input_method)
		1363	{
		1364	if (Input_Context && input_method->xim)
		1365	XDestroyIC (Input_Context);
1110		1366
1111	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1367	display->put_xim (input_method);
1112	vtx = scrollbar_TotalWidth();	1368	input_method = 0;
		1369	}
1113		1370
1114	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1115	mbh -= TermWin.lineSpace;
1116
1117	preedit_rect->x = needed_rect->width + vtx;
1118	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1119
1120	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1121	preedit_rect->height = Height2Pixel(1);
1122
1123	status_rect->x = vtx;
1124	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1125
1126	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1127	status_rect->height = Height2Pixel(1);
1128	}
1129
1130	/* ARGSUSED */
1131	/* EXTPROTO */
1132	void
1133	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1134	__attribute__ ((unused)), XPointer call_data
1135	__attribute__ ((unused)))
1136	{
1137	GET_R->Input_Context = NULL;	1371	Input_Context = 0;
1138	/* To avoid Segmentation Fault in C locale: Solaris only? */
1139	if (STRCMP (GET_R->locale, "C"))
1140	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1141	rxvt_IMInstantiateCallback, NULL);
1142	}	1372	}
1143		1373
1144	/*	1374	/*
1145	* Try to open a XIM with the current modifiers, then see if we can	1375	* Try to open a XIM with the current modifiers, then see if we can
1146	* open a suitable preedit type	1376	* open a suitable preedit type
1147	*/	1377	*/
1148	bool	1378	bool
1149	rxvt_term::IM_get_IC ()	1379	rxvt_term::IM_get_IC (const char *modifiers)
1150	{	1380	{
1151	int i, j, found;	1381	int i, j, found;
1152	XIM xim;	1382	XIM xim;
1153	XPoint spot;	1383	XPoint spot;
1154	XRectangle rect, status_rect, needed_rect;	1384	XRectangle rect, status_rect, needed_rect;
1155	unsigned long fg, bg;	1385	unsigned long fg, bg;
1156	const char *p;	1386	const char *p;
1157	char **s;	1387	char **s;
1158	XIMStyles *xim_styles;	1388	XIMStyles *xim_styles;
1159	XVaNestedList preedit_attr, status_attr;
1160	XIMCallback ximcallback;
1161		1389
		1390	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1391	return false;
		1392
1162	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1393	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1163	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1394	input_method = display->get_xim (locale, modifiers);
1164	if (xim == NULL)	1395	if (input_method == NULL)
1165	return False;	1396	return false;
		1397
		1398	xim = input_method->xim;
		1399	spot.x = spot.y = -1;
1166		1400
1167	xim_styles = NULL;	1401	xim_styles = NULL;
1168	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1402	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1169	|| !xim_styles || !xim_styles->count_styles)	1403	|| !xim_styles || !xim_styles->count_styles)
1170	{	1404	{
1171	XCloseIM(xim);	1405	im_destroy ();
1172	return False;	1406	return false;
		1407	}
		1408
		1409	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1410
		1411	for (int pi = 0; pi < 2; pi++)
1173	}	1412	{
		1413	p = pet[pi];
1174		1414
1175	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1415	if (!p)
1176	: "OverTheSpot,OffTheSpot,Root";	1416	continue;
		1417
1177	s = rxvt_splitcommastring(p);	1418	s = rxvt_splitcommastring (p);
		1419
1178	for (i = found = 0; !found && s[i]; i++)	1420	for (i = found = 0; !found && s[i]; i++)
1179	{	1421	{
1180	if (!STRCMP(s[i], "OverTheSpot"))	1422	if (!strcmp (s[i], "OverTheSpot"))
1181	input_style = (XIMPreeditPosition | XIMStatusNothing);	1423	input_style = (XIMPreeditPosition | XIMStatusNothing);
1182	else if (!STRCMP(s[i], "OffTheSpot"))	1424	else if (!strcmp (s[i], "OffTheSpot"))
1183	input_style = (XIMPreeditArea | XIMStatusArea);	1425	input_style = (XIMPreeditArea | XIMStatusArea);
1184	else if (!STRCMP(s[i], "Root"))	1426	else if (!strcmp (s[i], "Root"))
1185	input_style = (XIMPreeditNothing | XIMStatusNothing);	1427	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1428	else if (!strcmp (s[i], "None"))
		1429	input_style = (XIMPreeditNone | XIMStatusNone);
1186		1430
1187	for (j = 0; j < xim_styles->count_styles; j++)	1431	for (j = 0; j < xim_styles->count_styles; j++)
1188	if (input_style == xim_styles->supported_styles[j])	1432	if (input_style == xim_styles->supported_styles[j])
1189	{	1433	{
		1434	rxvt_freecommastring (s);
		1435
1190	found = 1;	1436	found = 1;
1191	break;	1437	goto foundpet;
		1438	}
		1439
1192	}	1440	}
		1441
		1442	rxvt_freecommastring (s);
1193	}	1443	}
1194	for (i = 0; s[i]; i++)	1444
1195	free(s[i]);	1445	foundpet:
1196	free(s);	1446
1197	XFree(xim_styles);	1447	XFree (xim_styles);
1198		1448
1199	if (!found)	1449	if (!found)
1200	{	1450	{
1201	XCloseIM(xim);	1451	im_destroy ();
1202	return False;	1452	return false;
		1453	}
		1454
		1455	XFontSet fs = 0;
		1456	XVaNestedList preedit_attr = 0, status_attr = 0;
		1457
		1458	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1203	}	1459	{
		1460	// fake us a font-set, please
		1461	char **missing_charset_list;
		1462	int missing_charset_count;
		1463	char *def_string;
		1464	char pat[512];
1204		1465
1205	ximcallback.callback = rxvt_IMDestroyCallback;	1466	sprintf (pat,
		1467	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1468	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"*",
		1473	TermWin.fheight,
		1474	TermWin.fheight + 1, TermWin.fheight - 1,
		1475	TermWin.fheight - 2, TermWin.fheight + 2);
1206		1476
1207	/* XXX: not sure why we need this (as well as IC one below) */	1477	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1208	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1478	&missing_charset_list, &missing_charset_count, &def_string);
1209		1479
1210	preedit_attr = status_attr = NULL;	1480	if (missing_charset_list)
		1481	XFreeStringList (missing_charset_list);
		1482
		1483	if (!fs)
		1484	{
		1485	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1486	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1487	}
		1488	}
1211		1489
1212	if (input_style & XIMPreeditPosition)	1490	if (input_style & XIMPreeditPosition)
1213	{	1491	{
1214	set_size (&rect);	1492	im_set_size (rect);
1215	set_position (&spot);	1493	im_set_position (spot);
1216	set_color (&fg, &bg);	1494	im_set_color (fg, bg);
1217		1495
1218	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1496	preedit_attr = XVaCreateNestedList (0,
		1497	XNForeground, fg,
		1498	XNBackground, bg,
		1499	XNArea, &rect,
1219	XNSpotLocation, &spot,	1500	XNSpotLocation, &spot,
1220	XNForeground, fg, XNBackground, bg,
1221	//XNFontSet, TermWin.fontset,	1501	XNFontSet, fs,
1222	NULL);	1502	NULL);
1223	}	1503	}
1224	else if (input_style & XIMPreeditArea)	1504	else if (input_style & XIMPreeditArea)
1225	{	1505	{
1226	set_color (&fg, &bg);	1506	im_set_color (fg, bg);
1227		1507
1228	/*	1508	/*
1229	* The necessary width of preedit area is unknown	1509	* The necessary width of preedit area is unknown
1230	* until create input context.	1510	* until create input context.
1231	*/	1511	*/
1232	needed_rect.width = 0;	1512	needed_rect.width = 0;
1233
1234	set_preedit_area(&rect, &status_rect, &needed_rect);	1513	im_set_preedit_area (rect, status_rect, needed_rect);
1235		1514
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1515	preedit_attr = XVaCreateNestedList (0,
		1516	XNForeground, fg,
1237	XNForeground, fg, XNBackground, bg,	1517	XNBackground, bg,
		1518	XNArea, &rect,
		1519	XNFontSet, fs,
		1520	NULL);
		1521	status_attr = XVaCreateNestedList (0,
		1522	XNForeground, fg,
		1523	XNBackground, bg,
		1524	XNArea, &status_rect,
1238	//XNFontSet, TermWin.fontset,	1525	XNFontSet, fs,
1239	NULL);	1526	NULL);
1240	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1241	XNForeground, fg, XNBackground, bg,
1242	//XNFontSet, TermWin.fontset,
1243	NULL);
1244	}	1527	}
1245	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1528
		1529	Input_Context = XCreateIC (xim,
		1530	XNInputStyle, input_style,
1246	XNClientWindow, TermWin.parent[0],	1531	XNClientWindow, TermWin.vt,
1247	XNFocusWindow, TermWin.parent[0],	1532	XNFocusWindow, TermWin.parent[0],
1248	XNDestroyCallback, &ximcallback,
1249	preedit_attr ? XNPreeditAttributes : NULL,	1533	preedit_attr ? XNPreeditAttributes : NULL,
1250	preedit_attr,	1534	preedit_attr,
1251	status_attr ? XNStatusAttributes : NULL,	1535	status_attr ? XNStatusAttributes : NULL,
1252	status_attr, NULL);	1536	status_attr, NULL);
1253	if (preedit_attr)	1537
1254	XFree(preedit_attr);	1538	if (preedit_attr) XFree (preedit_attr);
1255	if (status_attr)	1539	if (status_attr) XFree (status_attr);
1256	XFree(status_attr);	1540	if (fs) XFreeFontSet (display->display, fs);
		1541
1257	if (Input_Context == NULL)	1542	if (Input_Context == NULL)
1258	{	1543	{
1259	rxvt_print_error("failed to create input context");	1544	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1260	XCloseIM(xim);	1545	im_destroy ();
1261	return False;	1546	return false;
1262	}	1547	}
		1548
1263	if (input_style & XIMPreeditArea)	1549	if (input_style & XIMPreeditArea)
1264	IMSetStatusPosition ();	1550	IMSetStatusPosition ();
		1551
1265	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1552	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1266	return True;	1553	return true;
1267	}	1554	}
1268		1555
1269	/*
1270	* X manual pages and include files don't match on some systems:
1271	* some think this is an XIDProc and others an XIMProc so we can't
1272	* use the first argument - need to update this to be nice for
1273	* both types via some sort of configure detection
1274	*/
1275	/* ARGSUSED */
1276	/* EXTPROTO */
1277	void	1556	void
1278	rxvt_IMInstantiateCallback(Display * unused	1557	rxvt_term::im_cb ()
1279	__attribute__ ((unused)), XPointer client_data
1280	__attribute__ ((unused)), XPointer call_data
1281	__attribute__ ((unused)))
1282	{	1558	{
1283	int i, found, had_im;	1559	int i, found, had_im;
1284	const char *p;	1560	const char *p;
1285	char **s;	1561	char **s;
1286	char buf[IMBUFSIZ];	1562	char buf[IMBUFSIZ];
1287		1563
		1564	SET_R (this);
		1565
		1566	im_destroy ();
		1567
1288	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1568	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1289	if (GET_R->Input_Context)	1569	if (Input_Context)
1290	return;	1570	return;
1291		1571
1292	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1572	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1293	if (GET_R->rs[Rs_imLocale])	1573	if (rs[Rs_imLocale])
1294	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1574	SET_LOCALE (rs[Rs_imLocale]);
1295	#endif	1575	#endif
1296		1576
1297	p = GET_R->rs[Rs_inputMethod];	1577	p = rs[Rs_inputMethod];
1298	if (p && *p)	1578	if (p && *p)
1299	{	1579	{
1300	bool found = false;	1580	bool found = false;
1301		1581
1302	s = rxvt_splitcommastring (p);	1582	s = rxvt_splitcommastring (p);
		1583
1303	for (i = 0; s[i]; i++)	1584	for (i = 0; s[i]; i++)
1304	{	1585	{
1305	if (*s[i])	1586	if (*s[i])
1306	{	1587	{
1307	STRCPY (buf, "@im=");	1588	strcpy (buf, "@im=");
1308	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1589	strncat (buf, s[i], IMBUFSIZ - 5);
1309	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1590	if (IM_get_IC (buf))
1310	{	1591	{
1311	found = true;	1592	found = true;
1312	break;	1593	break;
1313	}	1594	}
1314	}	1595	}
1315	}	1596	}
1316	for (i = 0; s[i]; i++)	1597
1317	free(s[i]);	1598	rxvt_freecommastring (s);
1318	free(s);
1319		1599
1320	if (found)	1600	if (found)
1321	goto done;	1601	goto done;
1322	}	1602	}
1323		1603
1324	/* try with XMODIFIERS env. var. */	1604	/* try with XMODIFIERS env. var. */
1325	if ((p = XSetLocaleModifiers ("")) && *p	1605	if (IM_get_IC (""))
1326	&& GET_R->IM_get_IC ())
1327	goto done;	1606	goto done;
1328		1607
1329	/* try with no modifiers base IF the user didn't specify an IM */	1608	/* try with no modifiers base IF the user didn't specify an IM */
1330	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1609	if (IM_get_IC ("@im=none"))
1331	&& GET_R->IM_get_IC () == True)
1332	goto done;	1610	goto done;
1333		1611
1334	done:	1612	done:
1335	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1613	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1336	if (GET_R->rs[Rs_imLocale])	1614	if (rs[Rs_imLocale])
1337	setlocale (LC_CTYPE, GET_R->locale);	1615	SET_LOCALE (locale);
1338	#endif	1616	#endif
1339	}	1617	}
1340		1618
1341	void	1619	void
1342	rxvt_term::IMSetStatusPosition ()	1620	rxvt_term::IMSetStatusPosition ()
1343	{	1621	{
1344	XRectangle preedit_rect, status_rect, *needed_rect;	1622	XRectangle preedit_rect, status_rect, *needed_rect;
1345	XVaNestedList preedit_attr, status_attr;	1623	XVaNestedList preedit_attr, status_attr;
1346		1624
1347	if (Input_Context == NULL	1625	if (!Input_Context
		1626	|| !TermWin.focus
1348	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1627	|| !(input_style & XIMPreeditArea)
1349	|| !IMisRunning ())	1628	|| !IMisRunning ())
1350	return;	1629	return;
1351		1630
1352	/* Getting the necessary width of preedit area */	1631	/* Getting the necessary width of preedit area */
1353	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1632	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1354	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1633	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1355	XFree(status_attr);	1634	XFree (status_attr);
1356		1635
1357	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1636	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1637	XFree (needed_rect);
1358		1638
1359	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1639	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1360	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1640	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1361		1641
1362	XSetICValues(Input_Context,	1642	XSetICValues (Input_Context,
1363	XNPreeditAttributes, preedit_attr,	1643	XNPreeditAttributes, preedit_attr,
1364	XNStatusAttributes, status_attr, NULL);	1644	XNStatusAttributes, status_attr, NULL);
1365		1645
1366	XFree(preedit_attr);	1646	XFree (preedit_attr);
1367	XFree(status_attr);	1647	XFree (status_attr);
1368	}	1648	}
1369	#endif /* USE_XIM */	1649	#endif /* USE_XIM */
1370		1650
1371	/*----------------------------------------------------------------------*/	1651	/*----------------------------------------------------------------------*/
1372	rxvt_t rxvt_current_term;	1652	rxvt_t rxvt_current_term;

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