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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.23 by pcg, Sat Jan 31 03:18:43 2004 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 1.23 2004/01/31 03:18:43 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>
…		…
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.
…		…
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
47	#include <cstring>	48	#ifdef KEYSYM_RESOURCE
		49	# include "keyboard.h"
		50	#endif
		51
		52	vector<rxvt_term *> rxvt_term::termlist;
48		53
49	static char curlocale[128];	54	static char curlocale[128];
50		55
51	void	56	bool
52	rxvt_set_locale (const char *locale)	57	rxvt_set_locale (const char *locale)
53	{	58	{
54	if (locale && STRNCMP (locale, curlocale, 128))	59	if (!locale || !strncmp (locale, curlocale, 128))
55	{	60	return false;
		61
56	STRNCPY (curlocale, locale, 128);	62	strncpy (curlocale, locale, 128);
57	setlocale (LC_CTYPE, curlocale);	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)
58	}	78	{
59	}	79	if (cc->c2 == c2) return c1;
		80	cc = (*this)[cc->c1];
		81	}
60		82
61	void *	83	// check to see wether this combination already exists otherwise
62	rxvt_term::operator new (size_t s)	84	for (cc = v.end (); cc-- > v.begin (); )
63	{	85	{
64	void *p = malloc (s);	86	if (cc->c1 == c1 && cc->c2 == c2)
		87	return COMPOSE_LO + (cc - v.begin ());
		88	}
65		89
66	MEMSET (p, 0, s);	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
67	return p;	126	return len;
68	}
69		127
70	void
71	rxvt_term::operator delete (void *p, size_t s)
72	{
73	free (p);
74	}	128	}
		129	#endif
75		130
76	rxvt_term::rxvt_term ()	131	rxvt_term::rxvt_term ()
77	:	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
78	#ifdef CURSOR_BLINK	142	#ifdef CURSOR_BLINK
79	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	143	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80	#endif	144	#endif
81	#ifdef TEXT_BLINK	145	#ifdef TEXT_BLINK
82	text_blink_ev (this, &rxvt_term::text_blink_cb),	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),
83	#endif	156	#endif
84	#ifdef POINTER_BLANK	157	#ifdef POINTER_BLANK
85	pointer_ev (this, &rxvt_term::pointer_cb),	158	pointer_ev (this, &rxvt_term::pointer_cb),
86	#endif	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),
87	check_ev (this, &rxvt_term::check_cb),	168	check_ev (this, &rxvt_term::check_cb),
		169	flush_ev (this, &rxvt_term::flush_cb),
88	destroy_ev (this, &rxvt_term::destroy_cb),	170	destroy_ev (this, &rxvt_term::destroy_cb),
89	pty_ev (this, &rxvt_term::pty_cb),	171	pty_ev (this, &rxvt_term::pty_cb),
90	x_ev (this, &rxvt_term::x_cb),
91	incr_ev (this, &rxvt_term::incr_cb)	172	incr_ev (this, &rxvt_term::incr_cb)
92	{	173	{
93	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	174	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
94	}
95		175
96	rxvt_term::~rxvt_term ()	176	termlist.push_back (this);
97	{
98	scr_release ();
99		177
100	free (locale);	178	#ifdef KEYSYM_RESOURCE
101	free (codeset);	179	keyboard = new keyboard_manager;
102		180
103	#ifndef NO_SETOWNER_TTYDEV	181	if (!keyboard)
104	privileged_ttydev (RESTORE);	182	rxvt_fatal ("out of memory, aborting.\n");
105	#endif	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
106	#ifdef UTMP_SUPPORT	193	#ifdef UTMP_SUPPORT
107	privileged_utmp (RESTORE);	194	privileged_utmp (RESTORE);
108	#endif	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
109	#ifdef USE_XIM	219	#ifdef USE_XIM
110	if (Input_Context != NULL)	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]);
111	{	260	}
112	XDestroyIC (Input_Context);
113	Input_Context = NULL;
114	}
115	#endif
116		261
117	if (cmd_fd >= 0)	262	// TODO: free pixcolours, colours should become part of rxvt_display
118	close (cmd_fd);
119		263
120	if (Xfd >= 0)	264	delete pix_colors_focused;
121	XCloseDisplay (Xdisplay);	265	#ifdef OFF_FOCUS_FADING
		266	delete pix_colors_unfocused;
		267	#endif
122		268
123	delete PixColors;	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
124	}	293	}
125		294
126	void	295	void
127	rxvt_term::destroy ()	296	rxvt_term::destroy ()
128	{	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
129	check_ev.stop ();	324	check_ev.stop ();
130	pty_ev.stop ();	325	pty_ev.stop ();
131	x_ev.stop ();
132	#ifdef CURSOR_BLINK	326	#ifdef CURSOR_BLINK
133	cursor_blink_ev.stop ();	327	cursor_blink_ev.stop ();
134	#endif	328	#endif
135	#ifdef TEXT_BLINK	329	#ifdef TEXT_BLINK
136	text_blink_ev.stop ();	330	text_blink_ev.stop ();
137	#endif	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
138	#ifdef POINTER_BLANK	338	#ifdef POINTER_BLANK
139	pointer_ev.stop ();	339	pointer_ev.stop ();
140	#endif	340	#endif
141		341
142	destroy_ev.start (0);	342	destroy_ev.start (0);
…		…
149		349
150	delete this;	350	delete this;
151	}	351	}
152		352
153	/*----------------------------------------------------------------------*/	353	/*----------------------------------------------------------------------*/
		354	/*
		355	* Exit gracefully, clearing the utmp entry and restoring tty attributes
		356	* TODO: if debugging, this should free up any known resources if we can
		357	*/
		358	static XErrorHandler old_xerror_handler;
		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	/*----------------------------------------------------------------------*/
154	/* rxvt_init() */	407	/* rxvt_init () */
155	/* LIBPROTO */
156	rxvt_t
157	rxvt_init (int argc, const char *const *argv)
158	{
159	SET_R (new rxvt_term);
160
161	if (!GET_R->init_vars () || !GET_R->init (argc, argv))
162	{
163	delete GET_R;
164	SET_R (0);
165	}
166
167	return GET_R;
168	}
169
170	void
171	rxvt_init_signals ()
172	{
173	/* install exit handler for cleanup */
174	#if 0
175	#ifdef HAVE_ATEXIT
176	atexit(rxvt_clean_exit);
177	#else
178	#endif
179	#endif
180
181	struct sigaction sa;
182
183	sigfillset (&sa.sa_mask);
184	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193	/* signal (SIGURG, SIG_DFL); */
194
195	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197	}
198
199	bool	408	bool
200	rxvt_term::init (int argc, const char *const *argv)	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
		418	init_secondary ();
		419
		420	const char **cmd_argv = init_resources (argc, argv);
		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
		450	#if (MENUBAR_MAX)
		451	if (menubar_visible ())
		452	XMapWindow (disp, menuBar.win);
		453	#endif
		454	#ifdef TRANSPARENT
		455	if (options & Opt_transparent)
		456	{
		457	XSelectInput (disp, display->root, PropertyChangeMask);
		458	check_our_parents ();
		459	rootwin_ev.start (display, display->root);
		460	}
		461	#endif
		462
		463	XMapWindow (disp, TermWin.vt);
		464	XMapWindow (disp, TermWin.parent[0]);
		465
		466	set_colorfgbg ();
		467
		468	init_command (cmd_argv);
		469
		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 ()
201	{	481	{
202	/*	482	/*
203	* Save and then give up any super-user privileges	483	* Save and then give up any super-user privileges
204	* If we need privileges in any area then we must specifically request it.	484	* If we need privileges in any area then we must specifically request it.
205	* We should only need to be root in these cases:	485	* We should only need to be root in these cases:
206	* 1. write utmp entries on some systems	486	* 1. write utmp entries on some systems
207	* 2. chown tty on some systems	487	* 2. chown tty on some systems
208	*/	488	*/
209	privileges (SAVE);	489	rxvt_privileges (SAVE);
210	privileges (IGNORE);	490	rxvt_privileges (IGNORE);
211		491
212	init_secondary ();	492	signal (SIGHUP, SIG_IGN);
		493	signal (SIGPIPE, SIG_IGN);
213		494
214	const char **cmd_argv = init_resources (argc, argv);	495	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		496	/* signal (SIGURG, SIG_DFL); */
215		497
216	set_locale ("");	498	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
217		499	// TODO: handle this with exceptions and tolerate the memory loss
218	#if (MENUBAR_MAX)	500	XSetIOErrorHandler (rxvt_xioerror_handler);
219	menubar_read (rs[Rs_menu]);
220	#endif
221	#ifdef HAVE_SCROLLBARS
222	if (Options & Opt_scrollBar)
223	scrollBar.setIdle (); /* set existence for size calculations */
224	#endif
225
226	create_windows (argc, argv);
227
228	init_xlocale ();
229
230	scr_reset (); /* initialize screen */
231	#ifdef RXVT_GRAPHICS
232	Gr_reset (); /* reset graphics */
233	#endif
234
235	#if 0
236	#ifdef DEBUG_X
237	XSynchronize(Xdisplay, True);
238	#endif
239	#endif
240
241	#ifdef HAVE_SCROLLBARS
242	if (Options & Opt_scrollBar)
243	resize_scrollbar (); /* create and map scrollbar */
244	#endif
245	#if (MENUBAR_MAX)
246	if (menubar_visible(r))
247	XMapWindow (Xdisplay, menuBar.win);
248	#endif
249	#ifdef TRANSPARENT
250	if (Options & Opt_transparent)
251	{
252	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253	check_our_parents ();
254	}
255	#endif
256	XMapWindow (Xdisplay, TermWin.vt);
257	XMapWindow (Xdisplay, TermWin.parent[0]);
258
259	init_env ();
260	init_command (cmd_argv);
261
262	x_ev.start (Xfd, EVENT_READ);
263	pty_ev.start (cmd_fd, EVENT_READ);
264
265	check_ev.start ();
266
267	process_x_events ();
268
269	return true;
270	}	501	}
271		502
272	/* ------------------------------------------------------------------------- *	503	/* ------------------------------------------------------------------------- *
273	* SIGNAL HANDLING & EXIT HANDLER *	504	* SIGNAL HANDLING & EXIT HANDLER *
274	* ------------------------------------------------------------------------- */	505	* ------------------------------------------------------------------------- */
275	/*	506	/*
276	* 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
277	*/	508	*/
278	/* ARGSUSED */	509
279	/* EXTPROTO */	510	void
280	RETSIGTYPE	511	rxvt_term::sig_chld (sig_watcher &w)
281	rxvt_Child_signal(int sig __attribute__ ((unused)))
282	{	512	{
283	int pid, save_errno = errno;	513	// we are being called for every SIGCHLD, not just ours
		514	int pid;
		515
284	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	516	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
285	;	517	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
286	errno = save_errno;
287
288	#if 0
289	if (pid == cmd_pid)	518	if (pid == (*t)->cmd_pid)
290	exit (EXIT_SUCCESS);	519	{
291	#endif	520	(*t)->destroy ();
292	}	521	break;
293		522	}
294	/*
295	* Catch a fatal signal and tidy up before quitting
296	*/
297	/* EXTPROTO */
298	RETSIGTYPE
299	rxvt_Exit_signal(int sig)
300	{
301	signal(sig, SIG_DFL);
302	#ifdef DEBUG_CMD
303	rxvt_print_error("signal %d", sig);
304	#endif
305	rxvt_clean_exit();
306	kill(getpid(), sig);
307	}
308
309	/* ARGSUSED */
310	/* EXTPROTO */
311	int
312	rxvt_xerror_handler(const Display * display
313	__attribute__ ((unused)), const XErrorEvent * event)
314	{
315	if (GET_R->allowedxerror == -1)
316	GET_R->allowedxerror = event->error_code;
317	else
318	{
319	rxvt_print_error("XError: Request: %d . %d, Error: %d",
320	event->request_code, event->minor_code,
321	event->error_code);
322
323	GET_R->destroy ();
324	}
325
326	return 0;
327	}
328
329	/*----------------------------------------------------------------------*/
330	/*
331	* Exit gracefully, clearing the utmp entry and restoring tty attributes
332	* TODO: if debugging, this should free up any known resources if we can
333	*/
334	/* EXTPROTO */
335	void
336	rxvt_clean_exit ()
337	{
338	GET_R->destroy ();
339	}	523	}
340		524
341	/* ------------------------------------------------------------------------- *	525	/* ------------------------------------------------------------------------- *
342	* MEMORY ALLOCATION WRAPPERS *	526	* MEMORY ALLOCATION WRAPPERS *
343	* ------------------------------------------------------------------------- */	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
344	/* EXTPROTO */	539	/* INTPROTO */
345	void *	540	void *
346	rxvt_malloc(size_t size)	541	rxvt_calloc (size_t number, size_t size)
347	{	542	{
348	void *p;	543	void *p = calloc (number, size);
349		544
350	p = malloc(size);
351	if (p)	545	if (!p)
		546	rxvt_fatal ("memory allocation failure. aborting.\n");
		547
352	return p;	548	return p;
353
354	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
355	rxvt_clean_exit();
356	exit(EXIT_FAILURE);
357	/* NOTREACHED */
358	}	549	}
359		550
360	/* EXTPROTO */	551	/* INTPROTO */
361	void *	552	void *
362	rxvt_calloc(size_t number, size_t size)
363	{
364	void *p;
365
366	p = calloc(number, size);
367	if (p)
368	return p;
369
370	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371	rxvt_clean_exit();
372	exit(EXIT_FAILURE);
373	/* NOTREACHED */
374	}
375
376	/* EXTPROTO */
377	void *
378	rxvt_realloc(void *ptr, size_t size)	553	rxvt_realloc (void *ptr, size_t size)
379	{	554	{
380	void *p;
381
382	if (ptr)
383	p = realloc(ptr, size);	555	void *p = realloc (ptr, size);
384	else	556
385	p = malloc(size);
386	if (p)	557	if (!p)
		558	rxvt_fatal ("memory allocation failure. aborting.\n");
		559
387	return p;	560	return p;
388
389	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390	rxvt_clean_exit();
391	exit(EXIT_FAILURE);
392	/* NOTREACHED */
393	}	561	}
394		562
395	/* ------------------------------------------------------------------------- *	563	/* ------------------------------------------------------------------------- *
396	* PRIVILEGED OPERATIONS *	564	* PRIVILEGED OPERATIONS *
397	* ------------------------------------------------------------------------- */	565	* ------------------------------------------------------------------------- */
398	/* take care of suid/sgid super-user (root) privileges */	566	/* take care of suid/sgid super-user (root) privileges */
399	void	567	void
400	rxvt_term::privileges (int mode)	568	rxvt_privileges (rxvt_privaction action)
401	{	569	{
		570	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		571	static uid_t euid;
		572	static gid_t egid;
		573	#endif
		574
402	#if ! defined(__CYGWIN32__)	575	#if ! defined(__CYGWIN32__)
403	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	576	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404	/* setreuid() is the poor man's setuid(), seteuid() */	577	/* setreuid () is the poor man's setuid (), seteuid () */
405	# define seteuid(a) setreuid(-1, (a))	578	# define seteuid(a) setreuid(-1, (a))
406	# define setegid(a) setregid(-1, (a))	579	# define setegid(a) setregid(-1, (a))
407	# define HAVE_SETEUID	580	# define HAVE_SETEUID
408	# endif	581	# endif
409	# ifdef HAVE_SETEUID	582	# ifdef HAVE_SETEUID
410	switch (mode) {	583	switch (action)
		584	{
411	case IGNORE:	585	case IGNORE:
412	/*	586	/*
413	* 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
414	* back to root later, as required	588	* back to root later, as required
415	*/	589	*/
416	seteuid(getuid());	590	seteuid (getuid ());
417	setegid(getgid());	591	setegid (getgid ());
418	break;	592	break;
419	case SAVE:	593	case SAVE:
420	euid = geteuid();	594	euid = geteuid ();
421	egid = getegid();	595	egid = getegid ();
422	break;	596	break;
423	case RESTORE:	597	case RESTORE:
424	seteuid(euid);	598	seteuid (euid);
425	setegid(egid);	599	setegid (egid);
426	break;	600	break;
427	}	601	}
428	# else	602	# else
429	switch (mode) {	603	switch (action)
		604	{
430	case IGNORE:	605	case IGNORE:
431	setuid(getuid());	606	setuid (getuid ());
432	setgid(getgid());	607	setgid (getgid ());
433	/* FALLTHROUGH */	608	/* FALLTHROUGH */
434	case SAVE:	609	case SAVE:
435	/* FALLTHROUGH */	610	/* FALLTHROUGH */
436	case RESTORE:	611	case RESTORE:
437	break;	612	break;
438	}	613	}
439	# endif	614	# endif
440	#endif	615	#endif
441	}	616	}
442		617
443	#ifdef UTMP_SUPPORT	618	#ifdef UTMP_SUPPORT
444	void	619	void
445	rxvt_term::privileged_utmp (char action)	620	rxvt_term::privileged_utmp (rxvt_privaction action)
446	{	621	{
447	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448	action, next_utmp_action, getpid()));
449	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450	|| (Options & Opt_utmpInhibit)	622	if ((options & Opt_utmpInhibit)
451	|| ttydev == NULL || *ttydev == '\0')	623	|| !pty.name || !*pty.name)
452	return;	624	return;
453		625
454	privileges (RESTORE);	626	rxvt_privileges (RESTORE);
		627
455	if (action == SAVE) {	628	if (action == SAVE)
456	next_utmp_action = RESTORE;
457	makeutent (ttydev, rs[Rs_display_name]);	629	makeutent (pty.name, rs[Rs_display_name]);
458	} else { /* action == RESTORE */	630	else
459	next_utmp_action = IGNORE;
460	cleanutent ();	631	cleanutent ();
461	}	632
462	privileges (IGNORE);	633	rxvt_privileges (IGNORE);
463	}
464	#endif
465
466	#ifndef NO_SETOWNER_TTYDEV
467	void
468	rxvt_term::privileged_ttydev (char action)
469	{
470	D_MAIN((stderr,
471	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
472	action, next_tty_action, getpid()));
473	if (next_tty_action != action || (action != SAVE && action != RESTORE)
474	|| ttydev == NULL || *ttydev == '\0')
475	return;
476
477	privileges (RESTORE);
478
479	if (action == SAVE) {
480	next_tty_action = RESTORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484	next_tty_action = IGNORE;
485	else
486	# endif
487	{
488	chown(ttydev, getuid(), ttygid); /* fail silently */
489	chmod(ttydev, ttymode);
490	# ifdef HAVE_REVOKE
491	revoke(ttydev);
492	# endif
493	}
494	} else { /* action == RESTORE */
495	next_tty_action = IGNORE;
496	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497	chmod(ttydev, ttyfd_stat.st_mode);
498	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499	# else
500	chmod(ttydev,
501	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502	chown(ttydev, 0, 0);
503	# endif
504	}
505
506	privileges (IGNORE);
507
508	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510	action == RESTORE ? "Restoring" : (action ==
511	SAVE ? "Saving" :
512	"UNKNOWN ERROR for"), ttydev,
513	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514	ttyfd_stat.st_gid));
515	# endif
516	}	634	}
517	#endif	635	#endif
518		636
519	/*----------------------------------------------------------------------*/	637	/*----------------------------------------------------------------------*/
520	/*	638	/*
…		…
522	* if width/height are non-zero then override calculated width/height	640	* if width/height are non-zero then override calculated width/height
523	*/	641	*/
524	void	642	void
525	rxvt_term::window_calc (unsigned int width, unsigned int height)	643	rxvt_term::window_calc (unsigned int width, unsigned int height)
526	{	644	{
527	short recalc_x, recalc_y;	645	short recalc_x, recalc_y;
528	int x, y, sb_w, mb_h, flags;	646	int x, y, sb_w, mb_h, flags;
529	unsigned int w, h;	647	unsigned int w, h;
530	unsigned int max_width, max_height;	648	unsigned int max_width, max_height;
		649	dDisp;
531		650
532	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	651	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533	TermWin.ncol, TermWin.nrow, szHint.width,	652	TermWin.ncol, TermWin.nrow, szHint.width,
534	szHint.height));	653	szHint.height));
535	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	654	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536	szHint.win_gravity = NorthWestGravity;	655	szHint.win_gravity = NorthWestGravity;
537	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	656	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538		657
539	recalc_x = recalc_y = 0;	658	recalc_x = recalc_y = 0;
540	flags = 0;	659	flags = 0;
541	if (!parsed_geometry) {	660	if (!parsed_geometry)
		661	{
542	parsed_geometry = 1;	662	parsed_geometry = 1;
543	if (rs[Rs_geometry])	663	if (rs[Rs_geometry])
544	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	664	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
545	if (flags & WidthValue) {	665	if (flags & WidthValue)
		666	{
546	TermWin.ncol = BOUND_POSITIVE_INT16(w);	667	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
547	szHint.flags |= USSize;	668	szHint.flags |= USSize;
548	}	669	}
549	if (flags & HeightValue) {	670	if (flags & HeightValue)
		671	{
550	TermWin.nrow = BOUND_POSITIVE_INT16(h);	672	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
551	szHint.flags |= USSize;	673	szHint.flags |= USSize;
552	}	674	}
553	if (flags & XValue) {	675	if (flags & XValue)
		676	{
554	szHint.x = x;	677	szHint.x = x;
555	szHint.flags |= USPosition;	678	szHint.flags |= USPosition;
556	if (flags & XNegative) {	679	if (flags & XNegative)
		680	{
557	recalc_x = 1;	681	recalc_x = 1;
558	szHint.win_gravity = NorthEastGravity;	682	szHint.win_gravity = NorthEastGravity;
559	}	683	}
560	}	684	}
561	if (flags & YValue) {	685	if (flags & YValue)
		686	{
562	szHint.y = y;	687	szHint.y = y;
563	szHint.flags |= USPosition;	688	szHint.flags |= USPosition;
564	if (flags & YNegative) {	689	if (flags & YNegative)
		690	{
565	recalc_y = 1;	691	recalc_y = 1;
566	if (szHint.win_gravity == NorthEastGravity)	692	if (szHint.win_gravity == NorthEastGravity)
567	szHint.win_gravity = SouthEastGravity;	693	szHint.win_gravity = SouthEastGravity;
568	else	694	else
569	szHint.win_gravity = SouthWestGravity;	695	szHint.win_gravity = SouthWestGravity;
570	}	696	}
571	}	697	}
572	}	698	}
		699
573	/* TODO: BOUNDS */	700	/* TODO: BOUNDS */
574	TermWin.width = TermWin.ncol * TermWin.fwidth;	701	TermWin.width = TermWin.ncol * TermWin.fwidth;
575	TermWin.height = TermWin.nrow * TermWin.fheight;	702	TermWin.height = TermWin.nrow * TermWin.fheight;
576	max_width = MAX_COLS * TermWin.fwidth;	703	max_width = MAX_COLS * TermWin.fwidth;
577	max_height = MAX_ROWS * TermWin.fheight;	704	max_height = MAX_ROWS * TermWin.fheight;
578		705
579	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	706	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
580		707
581	sb_w = mb_h = 0;	708	sb_w = mb_h = 0;
582	window_vt_x = window_vt_y = 0;	709	window_vt_x = window_vt_y = TermWin.int_bwidth;
		710
583	if (scrollbar_visible ()) {	711	if (scrollbar_visible ())
		712	{
584	sb_w = scrollbar_TotalWidth();	713	sb_w = scrollbar_TotalWidth ();
585	szHint.base_width += sb_w;	714	szHint.base_width += sb_w;
586	if (!(Options & Opt_scrollBar_right))	715	if (!(options & Opt_scrollBar_right))
587	window_vt_x = sb_w;	716	window_vt_x += sb_w;
588	}	717	}
		718
589	if (menubar_visible ()) {	719	if (menubar_visible ())
		720	{
590	mb_h = menuBar_TotalHeight();	721	mb_h = menuBar_TotalHeight ();
591	szHint.base_height += mb_h;	722	szHint.base_height += mb_h;
592	window_vt_y = mb_h;	723	window_vt_y += mb_h;
593	}	724	}
		725
594	szHint.width_inc = TermWin.fwidth;	726	szHint.width_inc = TermWin.fwidth;
595	szHint.height_inc = TermWin.fheight;	727	szHint.height_inc = TermWin.fheight;
596	szHint.min_width = szHint.base_width + szHint.width_inc;	728	szHint.min_width = szHint.base_width + szHint.width_inc;
597	szHint.min_height = szHint.base_height + szHint.height_inc;	729	szHint.min_height = szHint.base_height + szHint.height_inc;
598		730
599	if (width && width - szHint.base_width < max_width) {	731	if (width && width - szHint.base_width < max_width)
		732	{
600	szHint.width = width;	733	szHint.width = width;
601	TermWin.width = width - szHint.base_width;	734	TermWin.width = width - szHint.base_width;
602	} else {	735	}
		736	else
		737	{
603	MIN_IT(TermWin.width, max_width);	738	MIN_IT (TermWin.width, max_width);
604	szHint.width = szHint.base_width + TermWin.width;	739	szHint.width = szHint.base_width + TermWin.width;
605	}	740	}
		741
606	if (height && height - szHint.base_height < max_height) {	742	if (height && height - szHint.base_height < max_height)
		743	{
607	szHint.height = height;	744	szHint.height = height;
608	TermWin.height = height - szHint.base_height;	745	TermWin.height = height - szHint.base_height;
609	} else {	746	}
		747	else
		748	{
610	MIN_IT(TermWin.height, max_height);	749	MIN_IT (TermWin.height, max_height);
611	szHint.height = szHint.base_height + TermWin.height;	750	szHint.height = szHint.base_height + TermWin.height;
612	}	751	}
		752
613	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	753	if (scrollbar_visible () && (options & Opt_scrollBar_right))
614	window_sb_x = szHint.width - sb_w;	754	window_sb_x = szHint.width - sb_w;
615		755
616	if (recalc_x)	756	if (recalc_x)
617	szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay))	757	szHint.x += (DisplayWidth (disp, display->screen)
618	- szHint.width - 2 * TermWin.ext_bwidth);	758	- szHint.width - 2 * TermWin.ext_bwidth);
619	if (recalc_y)	759	if (recalc_y)
620	szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay))	760	szHint.y += (DisplayHeight (disp, display->screen)
621	- szHint.height - 2 * TermWin.ext_bwidth);	761	- szHint.height - 2 * TermWin.ext_bwidth);
622		762
623	TermWin.ncol = TermWin.width / TermWin.fwidth;	763	TermWin.ncol = TermWin.width / TermWin.fwidth;
624	TermWin.nrow = TermWin.height / TermWin.fheight;	764	TermWin.nrow = TermWin.height / TermWin.fheight;
625	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	765	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626	TermWin.ncol, TermWin.nrow, szHint.width,	766	TermWin.ncol, TermWin.nrow, szHint.width,
627	szHint.height));	767	szHint.height));
628	return;	768	return;
629	}	769	}
630		770
631	/*----------------------------------------------------------------------*/	771	/*----------------------------------------------------------------------*/
632	/*	772	/*
633	* Tell the teletype handler what size the window is.	773	* Tell the teletype handler what size the window is.
634	* Called after a window size change.	774	* Called after a window size change.
635	*/	775	*/
636	void	776	void
637	rxvt_term::tt_winch ()	777	rxvt_term::tt_winch ()
638	{	778	{
		779	if (pty.pty < 0)
		780	return;
		781
639	struct winsize ws;	782	struct winsize ws;
640
641	if (cmd_fd < 0)
642	return;
643		783
644	ws.ws_col = TermWin.ncol;	784	ws.ws_col = TermWin.ncol;
645	ws.ws_row = TermWin.nrow;	785	ws.ws_row = TermWin.nrow;
646	ws.ws_xpixel = ws.ws_ypixel = 0;	786	ws.ws_xpixel = TermWin.width;
647	#ifndef DEBUG_SIZE	787	ws.ws_ypixel = TermWin.height;
648	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	788	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
649	#else	789
650	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	790	#if 0
651	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	791	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
652	# ifdef SIGWINCH
653	else if (cmd_pid) /* force through to the command */	792	if (cmd_pid) /* force through to the command */
654	kill (cmd_pid, SIGWINCH);	793	kill (cmd_pid, SIGWINCH);
655	# endif
656	#endif	794	#endif
657	}	795	}
658		796
659	/*----------------------------------------------------------------------*/	797	/*----------------------------------------------------------------------*/
660	/* rxvt_change_font() - Switch to a new font */	798	/* set_fonts () - load and set the various fonts
661	/*	799	/*
662	* init = 1 - initialize	800	* init = 1 - initialize
663	*	801	*
664	* fontname == FONT_UP - switch to bigger font	802	* fontname == FONT_UP - switch to bigger font
665	* fontname == FONT_DN - switch to smaller font	803	* fontname == FONT_DN - switch to smaller font
666	*/	804	*/
667	void	805	bool
668	rxvt_term::change_font (int init, const char *fontname)	806	rxvt_term::set_fonts ()
669	{	807	{
670	}	808	rxvt_fontset *fs = new rxvt_fontset (this);
		809	rxvt_fontprop prop;
671		810
672	void	811	if (!fs
673	rxvt_term::font_up_down (int n, int direction)	812	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
		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)
674	{	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);
675	}	898	}
676		899
677	/*----------------------------------------------------------------------*/	900	/*----------------------------------------------------------------------*/
678	/*----------------------------------------------------------------------*/	901	/*----------------------------------------------------------------------*/
679	/* xterm sequences - title, iconName, color (exptl) */	902	/* xterm sequences - title, iconName, color (exptl) */
680	void	903	void
681	rxvt_term::set_title (const char *str)	904	rxvt_term::set_title (const char *str)
682	{	905	{
683	#ifndef SMART_WINDOW_TITLE	906	set_string_property (XA_WM_NAME, str);
684	XStoreName(Xdisplay, TermWin.parent[0], str);	907	#if ENABLE_FRILLS
685	#else	908	set_utf8_property (xa[XA_NET_WM_NAME], str);
686	char *name;
687
688	if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689	name = NULL;
690	if (name == NULL || STRCMP(name, str))
691	XStoreName(Xdisplay, TermWin.parent[0], str);
692	if (name)
693	XFree(name);
694	#endif	909	#endif
695	}	910	}
696		911
697	void	912	void
698	rxvt_term::set_iconName (const char *str)	913	rxvt_term::set_icon_name (const char *str)
699	{	914	{
700	#ifndef SMART_WINDOW_TITLE	915	set_string_property (XA_WM_ICON_NAME, str);
701	XSetIconName(Xdisplay, TermWin.parent[0], str);	916	#if ENABLE_FRILLS
702	#else	917	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
703	char *name;
704
705	if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706	name = NULL;
707	if (name == NULL || STRCMP(name, str))
708	XSetIconName(Xdisplay, TermWin.parent[0], str);
709	if (name)
710	XFree(name);
711	#endif	918	#endif
712	}	919	}
713		920
714	#ifdef XTERM_COLOR_CHANGE	921	#ifdef XTERM_COLOR_CHANGE
715	void	922	void
716	rxvt_term::set_window_color (int idx, const char *color)	923	rxvt_term::set_window_color (int idx, const char *color)
717	{	924	{
718	rxvt_color xcol;	925	rxvt_color xcol;
719	int i;	926	int i;
720		927
721	if (color == NULL || *color == '\0')	928	if (color == NULL || *color == '\0')
722	return;	929	return;
723		930
724	/* handle color aliases */	931	/* handle color aliases */
725	if (isdigit(*color)) {	932	if (isdigit (*color))
		933	{
726	i = atoi(color);	934	i = atoi (color);
		935
		936	if (i >= 8 && i <= 15)
727	if (i >= 8 && i <= 15) { /* bright colors */	937	{ /* bright colors */
728	i -= 8;	938	i -= 8;
729	# ifndef NO_BRIGHTCOLOR	939	# ifndef NO_BRIGHTCOLOR
730	PixColors[idx] = PixColors[minBrightCOLOR + i];	940	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
731	SET_PIXCOLOR(idx);	941	SET_PIXCOLOR (idx);
732	goto Done;	942	goto Done;
733	# endif	943	# endif
734	}	944	}
735	if (i >= 0 && i <= 7) { /* normal colors */	945
		946	if (i >= 0 && i <= 7)
		947	{ /* normal colors */
736	PixColors[idx] = PixColors[minCOLOR + i];	948	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
737	SET_PIXCOLOR(idx);	949	SET_PIXCOLOR (idx);
738	goto Done;	950	goto Done;
739	}	951	}
740	}	952	}
		953
741	if (!rXParseAllocColor (& xcol, color))	954	if (!rXParseAllocColor (&xcol, color))
742	return;	955	return;
743	/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744		956
745	/*	957	/* XStoreColor (display->display, display->cmap, XColor*); */
		958
		959	/*
746	* FIXME: should free colors here, but no idea how to do it so instead,	960	* FIXME: should free colors here, but no idea how to do it so instead,
747	* so just keep gobbling up the colormap	961	* so just keep gobbling up the colormap
748	*/	962	*/
749	# if 0	963	# if 0
750	for (i = Color_Black; i <= Color_White; i++)	964	for (i = Color_Black; i <= Color_White; i++)
751	if (PixColors[idx] == PixColors[i])	965	if (pix_colors[idx] == pix_colors[i])
752	break;	966	break;
753	if (i > Color_White) {	967	if (i > Color_White)
		968	{
754	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	969	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
755	XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,	970	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
756	DisplayPlanes(Xdisplay, Xscreen));	971	DisplayPlanes (display->display, display->screen));
757	}	972	}
758	# endif	973	# endif
759		974
760	PixColors[idx] = xcol;	975	pix_colors_focused[idx] = xcol;
761	SET_PIXCOLOR(idx);	976	SET_PIXCOLOR (idx);
762		977
763	/* XSetWindowAttributes attr; */	978	/* XSetWindowAttributes attr; */
764	/* Cursor cursor; */	979	/* Cursor cursor; */
765	Done:	980	Done:
766	if (idx == Color_bg && !(Options & Opt_transparent))	981	#ifdef OFF_FOCUS_FADING
767	XSetWindowBackground(Xdisplay, TermWin.vt,	982	if (rs[Rs_fade])
768	PixColors[Color_bg]);	983	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
		984	#endif
769		985
770	/* handle Color_BD, scrollbar background, etc. */	986	/*TODO: handle Color_BD, scrollbar background, etc. */
771		987
772	set_colorfgbg ();
773	recolour_cursor ();	988	recolour_cursor ();
774	/* the only reasonable way to enforce a clean update */	989	scr_recolour ();
775	scr_poweron ();
776	}	990	}
777		991
778	#else	992	#else
779	# define set_window_color (idx,color) ((void)0)	993	# define set_window_color (idx,color) ((void)0)
780	#endif /* XTERM_COLOR_CHANGE */	994	#endif /* XTERM_COLOR_CHANGE */
781		995
782	void	996	void
783	rxvt_term::recolour_cursor ()	997	rxvt_term::recolour_cursor ()
784	{	998	{
785	#if TODO
786	rxvt_color xcol[2];	999	XColor xcol[2];
787		1000
788	xcol[0] = PixColors[Color_pointer];	1001	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
789	xcol[1] = PixColors[Color_bg];	1002	? pix_colors_focused[Color_pointer_fg]
790	XQueryColors (Xdisplay, XCMAP, xcol, 2);	1003	: pix_colors_focused[Color_fg];
		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);
791	XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1009	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
792	#endif
793	}	1010	}
794		1011
795	/*----------------------------------------------------------------------*/	1012	/*----------------------------------------------------------------------*/
796	/*	1013	/*
797	* 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
798	*/	1015	*/
799	void	1016	void
800	rxvt_term::set_colorfgbg ()	1017	rxvt_term::set_colorfgbg ()
801	{	1018	{
802	unsigned int i;	1019	unsigned int i;
803	const char *xpmb = "\0";	1020	const char *xpmb = "\0";
804	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1021	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805		1022
806	env_colorfgbg =
807	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1023	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
808	STRCPY(fstr, "default");	1024	strcpy (fstr, "default");
809	STRCPY(bstr, "default");	1025	strcpy (bstr, "default");
810	for (i = Color_Black; i <= Color_White; i++)	1026	for (i = Color_Black; i <= Color_White; i++)
811	if (PixColors[Color_fg] == PixColors[i]) {	1027	if (pix_colors[Color_fg] == pix_colors[i])
		1028	{
812	sprintf(fstr, "%d", (i - Color_Black));	1029	sprintf (fstr, "%d", (i - Color_Black));
813	break;	1030	break;
814	}	1031	}
		1032
815	for (i = Color_Black; i <= Color_White; i++)	1033	for (i = Color_Black; i <= Color_White; i++)
816	if (PixColors[Color_bg] == PixColors[i]) {	1034	if (pix_colors[Color_bg] == pix_colors[i])
		1035	{
817	sprintf(bstr, "%d", (i - Color_Black));	1036	sprintf (bstr, "%d", (i - Color_Black));
818	#ifdef XPM_BACKGROUND	1037	#ifdef XPM_BACKGROUND
819	xpmb = "default;";	1038	xpmb = "default;";
820	#endif	1039	#endif
821	break;	1040	break;
822	}	1041	}
		1042
823	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1043	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824	putenv(env_colorfgbg);
825
826	#ifndef NO_BRIGHTCOLOR
827	colorfgbg = DEFAULT_RSTYLE;
828	for (i = minCOLOR; i <= maxCOLOR; i++) {
829	if (PixColors[Color_fg] == PixColors[i])
830	colorfgbg = SET_FGCOLOR(colorfgbg, i);
831	if (PixColors[Color_bg] == PixColors[i])
832	colorfgbg = SET_BGCOLOR(colorfgbg, i);
833	}
834	#endif
835	}	1044	}
836		1045
837	/*----------------------------------------------------------------------*/	1046	/*----------------------------------------------------------------------*/
838	/*
839	* Colour determination for low colour displays, routine from
840	* Hans de Goede <hans@highrise.nl>
841	*/
842		1047
843	int	1048	int
844	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1049	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
845	{	1050	{
846	if (!screen_in_out->set (this, colour)) {	1051	if (!screen_in_out->set (display, colour))
847	rxvt_print_error("can't allocate colour: %s", colour);	1052	{
		1053	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
848	return false;	1054	return false;
849	}	1055	}
850		1056
851	return true;	1057	return true;
852	}	1058	}
853		1059
854	/* -------------------------------------------------------------------- *	1060	/* -------------------------------------------------------------------- *
855	* - WINDOW RESIZING - *	1061	* - WINDOW RESIZING - *
856	* -------------------------------------------------------------------- */	1062	* -------------------------------------------------------------------- */
857	void	1063	void
858	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1064	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
859	{	1065	{
860	int fix_screen;	1066	int fix_screen;
861
862	#ifdef SMART_RESIZE	1067	#ifdef SMART_RESIZE
863	int old_width = szHint.width, old_height = szHint.height;	1068	int old_width = szHint.width, old_height = szHint.height;
864	#endif	1069	#endif
		1070	dDisp;
865		1071
866	window_calc (width, height);	1072	window_calc (width, height);
867	XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint);	1073	XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
		1074
868	if (!ignoreparent)	1075	if (!ignoreparent)
869	{	1076	{
870	#ifdef SMART_RESIZE	1077	#ifdef SMART_RESIZE
871	/*	1078	/*
872	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1079	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
875	int x, y, x1, y1;	1082	int x, y, x1, y1;
876	int dx, dy;	1083	int dx, dy;
877	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1084	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878	Window unused_cr;	1085	Window unused_cr;
879		1086
880	XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot,	1087	XTranslateCoordinates (disp, TermWin.parent[0], display->root,
881	0, 0, &x, &y, &unused_cr);	1088	0, 0, &x, &y, &unused_cr);
882	XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1,	1089	XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
883	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1090	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
884	/*	1091	/*
885	* 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
886	* our position for handles and decorations. Counter it	1093	* our position for handles and decorations. Counter it
887	*/	1094	*/
888	if (x1 != x || y1 != y) {	1095	if (x1 != x || y1 != y)
		1096	{
889	x -= x1;	1097	x -= x1;
890	y -= y1;	1098	y -= y1;
891	}	1099	}
892		1100
893	x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2;	1101	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
894	y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2;	1102	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
895	dx = old_width - szHint.width;	1103	dx = old_width - szHint.width;
896	dy = old_height - szHint.height;	1104	dy = old_height - szHint.height;
897		1105
898	/* Check position of the center of the window */	1106	/* Check position of the center of the window */
899	if (x < x1) /* left half */	1107	if (x < x1) /* left half */
900	dx = 0;	1108	dx = 0;
901	else if (x == x1) /* exact center */	1109	else if (x == x1) /* exact center */
902	dx /= 2;	1110	dx /= 2;
903	if (y < y1) /* top half */	1111	if (y < y1) /* top half */
904	dy = 0;	1112	dy = 0;
905	else if (y == y1) /* exact center */	1113	else if (y == y1) /* exact center */
906	dy /= 2;	1114	dy /= 2;
907		1115
908	XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy,	1116	XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
909	szHint.width, szHint.height);	1117	szHint.width, szHint.height);
910	#else	1118	#else
911	XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width,	1119	XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
912	szHint.height);
913	#endif	1120	#endif
914	}	1121	}
915		1122
916	fix_screen = (TermWin.ncol != prev_ncol	1123	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
917	|| TermWin.nrow != prev_nrow);
918		1124
919	if (fix_screen || width != old_width || height != old_height)	1125	if (fix_screen || width != old_width || height != old_height)
920	{	1126	{
921	if (scrollbar_visible ())	1127	if (scrollbar_visible ())
922	{	1128	{
923	XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,	1129	XMoveResizeWindow (disp, scrollBar.win,
		1130	window_sb_x, 0,
924	0, scrollbar_TotalWidth (), szHint.height);	1131	scrollbar_TotalWidth (), szHint.height);
925	resize_scrollbar ();	1132	resize_scrollbar ();
926	}	1133	}
927		1134
928	if (menubar_visible ())	1135	if (menubar_visible ())
929	XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x,	1136	XMoveResizeWindow (disp, menuBar.win,
		1137	window_vt_x, 0,
930	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1138	TermWin_TotalWidth (), menuBar_TotalHeight ());
931		1139
932	XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,	1140	XMoveResizeWindow (disp, TermWin.vt,
933	window_vt_y, TermWin_TotalWidth (),	1141	window_vt_x, window_vt_y,
934	TermWin_TotalHeight ());	1142	TermWin_TotalWidth (), TermWin_TotalHeight ());
935	#ifdef RXVT_GRAPHICS	1143
936	if (old_height)
937	Gr_Resize (old_width - szHint.base_width,
938	old_height - szHint.base_height);
939	#endif
940	scr_clear ();	1144	scr_clear ();
941	#ifdef XPM_BACKGROUND	1145	#ifdef XPM_BACKGROUND
942	resize_pixmap ();	1146	resize_pixmap ();
943	#endif	1147	#endif
944	}	1148	}
…		…
955	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1159	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956	curr_screen = scr_change_screen (PRIMARY);	1160	curr_screen = scr_change_screen (PRIMARY);
957	TermWin.ncol = ncol;	1161	TermWin.ncol = ncol;
958	}	1162	}
959		1163
960	scr_reset();	1164	scr_reset ();
961		1165
962	if (curr_screen >= 0) /* this is not the first time through */	1166	if (curr_screen >= 0) /* this is not the first time through */
963	{	1167	{
964	scr_change_screen (curr_screen);	1168	scr_change_screen (curr_screen);
965	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1169	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
…		…
967	}	1171	}
968		1172
969	old_width = szHint.width;	1173	old_width = szHint.width;
970	old_height = szHint.height;	1174	old_height = szHint.height;
971		1175
		1176	#ifdef XPM_BACKGROUND
		1177	if (TermWin.pixmap)
		1178	scr_touch (false);
		1179	#endif
		1180
972	#ifdef USE_XIM	1181	#ifdef USE_XIM
973	IMSetStatusPosition ();	1182	IMSetStatusPosition ();
974	#endif	1183	#endif
975	}	1184	}
976		1185
…		…
979	* good for toggling 80/132 columns	1188	* good for toggling 80/132 columns
980	*/	1189	*/
981	void	1190	void
982	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1191	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
983	{	1192	{
984	XWindowAttributes wattr;	1193	XWindowAttributes wattr;
985		1194
986	if (width == 0 || height == 0) {	1195	if (width == 0 || height == 0)
		1196	{
987	XGetWindowAttributes(Xdisplay, Xroot, &wattr);	1197	XGetWindowAttributes (display->display, display->root, &wattr);
988	if (width == 0)	1198	if (width == 0)
989	width = wattr.width - szHint.base_width;	1199	width = wattr.width - szHint.base_width;
990	if (height == 0)	1200	if (height == 0)
991	height = wattr.height - szHint.base_height;	1201	height = wattr.height - szHint.base_height;
992	}	1202	}
		1203
993	if (width != TermWin.width || height != TermWin.height) {	1204	if (width != TermWin.width || height != TermWin.height)
		1205	{
994	width += szHint.base_width;	1206	width += szHint.base_width;
995	height += szHint.base_height;	1207	height += szHint.base_height;
996	resize_all_windows (width, height, 0);	1208	resize_all_windows (width, height, 0);
997	}	1209	}
998	}	1210	}
999		1211
1000	/* -------------------------------------------------------------------- *	1212	/* -------------------------------------------------------------------- *
1001	* - X INPUT METHOD ROUTINES - *	1213	* - X INPUT METHOD ROUTINES - *
1002	* -------------------------------------------------------------------- */	1214	* -------------------------------------------------------------------- */
1003	#ifdef USE_XIM	1215	#ifdef USE_XIM
1004	void
1005	rxvt_term::set_size (XRectangle *size)
1006	{
1007	size->x = TermWin.int_bwidth;
1008	size->y = TermWin.int_bwidth;
1009	size->width = Width2Pixel(TermWin.ncol);
1010	size->height = Height2Pixel(TermWin.nrow);
1011	}
1012		1216
1013	void	1217	void
1014	rxvt_term::set_color (unsigned long *fg, unsigned long *bg)	1218	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015	{	1219	{
1016	*fg = PixColors[Color_fg];	1220	fg = pix_colors[Color_fg];
1017	*bg = 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;
1018	}	1248	}
1019		1249
1020	/* Checking whether input method is running. */	1250	/* Checking whether input method is running. */
1021	bool	1251	bool
1022	rxvt_term::IMisRunning ()	1252	rxvt_term::IMisRunning ()
1023	{	1253	{
1024	char *p;	1254	char *p;
1025	Atom atom;	1255	Atom atom;
1026	Window win;	1256	Window win;
1027	char server[IMBUFSIZ];	1257	char server[IMBUFSIZ];
1028		1258
1029	/* get current locale modifier */	1259	/* get current locale modifier */
1030	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1260	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1261	{
1031	STRCPY(server, "@server=");	1262	strcpy (server, "@server=");
1032	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1263	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1264
1033	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1265	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1034	*p = '\0';	1266	*p = '\0';
1035		1267
1036	atom = XInternAtom(Xdisplay, server, False);	1268	atom = XInternAtom (display->display, server, False);
1037	win = XGetSelectionOwner(Xdisplay, atom);	1269	win = XGetSelectionOwner (display->display, atom);
		1270
1038	if (win != None)	1271	if (win != None)
1039	return True;	1272	return True;
1040	}	1273	}
		1274
1041	return False;	1275	return False;
1042	}	1276	}
1043		1277
1044	void	1278	void
1045	rxvt_term::IMSendSpot ()	1279	rxvt_term::IMSendSpot ()
1046	{	1280	{
1047	XPoint spot;	1281	XPoint nspot;
1048	XVaNestedList preedit_attr;	1282	XVaNestedList preedit_attr;
1049		1283
1050	if (Input_Context == NULL	1284	if (!Input_Context
		1285	|| !TermWin.focus
1051	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1286	|| !(input_style & XIMPreeditPosition))
1052	|| !(event_type == KeyPress
1053	|| event_type == Expose
1054	|| event_type == NoExpose
1055	|| event_type == SelectionNotify
1056	|| event_type == ButtonRelease || event_type == FocusIn)
1057	|| !IMisRunning ())
1058	return;	1287	return;
1059		1288
1060	set_position (&spot);	1289	im_set_position (nspot);
1061		1290
		1291	if (nspot.x == spot.x && nspot.y == spot.y)
		1292	return;
		1293
		1294	spot = nspot;
		1295
1062	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1296	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1297	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064	XFree(preedit_attr);	1298	XFree (preedit_attr);
1065	}	1299	}
1066		1300
1067	void	1301	void
1068	rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,	1302	rxvt_term::im_destroy ()
1069	XRectangle * needed_rect)
1070	{	1303	{
1071	int mbh, vtx = 0;	1304	if (input_method)
		1305	{
		1306	if (Input_Context && input_method->xim)
		1307	XDestroyIC (Input_Context);
1072		1308
1073	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))	1309	display->put_xim (input_method);
1074	vtx = scrollbar_TotalWidth();	1310	input_method = 0;
		1311	}
1075		1312
1076	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;	1313	Input_Context = 0;
1077	mbh -= TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083	preedit_rect->height = Height2Pixel(1);
1084
1085	status_rect->x = vtx;
1086	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089	status_rect->height = Height2Pixel(1);
1090	}
1091
1092	/* ARGSUSED */
1093	/* EXTPROTO */
1094	void
1095	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096	__attribute__ ((unused)), XPointer call_data
1097	__attribute__ ((unused)))
1098	{
1099	GET_R->Input_Context = NULL;
1100	/* To avoid Segmentation Fault in C locale: Solaris only? */
1101	if (STRCMP (GET_R->locale, "C"))
1102	XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103	rxvt_IMInstantiateCallback, NULL);
1104	}	1314	}
1105		1315
1106	/*	1316	/*
1107	* 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
1108	* open a suitable preedit type	1318	* open a suitable preedit type
1109	*/	1319	*/
1110	bool	1320	bool
1111	rxvt_term::IM_get_IC ()	1321	rxvt_term::IM_get_IC (const char *modifiers)
1112	{	1322	{
1113	int i, j, found;	1323	int i, j, found;
1114	XIM xim;	1324	XIM xim;
1115	XPoint spot;	1325	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1326	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1327	unsigned long fg, bg;
1118	const char *p;	1328	const char *p;
1119	char **s;	1329	char **s;
1120	XIMStyles *xim_styles;	1330	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;
1122	XIMCallback ximcallback;
1123		1331
		1332	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1333	return false;
		1334
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1335	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1125	xim = XOpenIM (Xdisplay, NULL, NULL, NULL);	1336	input_method = display->get_xim (locale, modifiers);
1126	if (xim == NULL)	1337	if (input_method == NULL)
1127	return False;	1338	return false;
1128		1339
		1340	xim = input_method->xim;
		1341	spot.x = spot.y = -1;
		1342
1129	xim_styles = NULL;	1343	xim_styles = NULL;
1130	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1344	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1345	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1346	{
		1347	im_destroy ();
1133	return False;	1348	return false;
		1349	}
		1350
		1351	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1352
		1353	for (int pi = 0; pi < 2; pi++)
1134	}	1354	{
		1355	p = pet[pi];
1135		1356
1136	p = rs[Rs_preeditType] ? rs[Rs_preeditType]	1357	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1358	continue;
		1359
1138	s = rxvt_splitcommastring(p);	1360	s = rxvt_splitcommastring (p);
		1361
1139	for (i = found = 0; !found && s[i]; i++) {	1362	for (i = found = 0; !found && s[i]; i++)
		1363	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1364	if (!strcmp (s[i], "OverTheSpot"))
1141	input_style = (XIMPreeditPosition | XIMStatusNothing);	1365	input_style = (XIMPreeditPosition | XIMStatusNothing);
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1366	else if (!strcmp (s[i], "OffTheSpot"))
1143	input_style = (XIMPreeditArea | XIMStatusArea);	1367	input_style = (XIMPreeditArea | XIMStatusArea);
1144	else if (!STRCMP(s[i], "Root"))	1368	else if (!strcmp (s[i], "Root"))
1145	input_style = (XIMPreeditNothing | XIMStatusNothing);	1369	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1370	else if (!strcmp (s[i], "None"))
		1371	input_style = (XIMPreeditNone | XIMStatusNone);
1146		1372
1147	for (j = 0; j < xim_styles->count_styles; j++)	1373	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (input_style == xim_styles->supported_styles[j]) {	1374	if (input_style == xim_styles->supported_styles[j])
		1375	{
		1376	rxvt_freecommastring (s);
		1377
1149	found = 1;	1378	found = 1;
1150	break;	1379	goto foundpet;
1151	}	1380	}
		1381
		1382	}
		1383
		1384	rxvt_freecommastring (s);
1152	}	1385	}
1153	for (i = 0; s[i]; i++)	1386
1154	free(s[i]);	1387	foundpet:
1155	free(s);	1388
1156	XFree(xim_styles);	1389	XFree (xim_styles);
1157		1390
1158	if (!found) {	1391	if (!found)
1159	XCloseIM(xim);	1392	{
		1393	im_destroy ();
1160	return False;	1394	return false;
		1395	}
		1396
		1397	XFontSet fs = 0;
		1398	XVaNestedList preedit_attr = 0, status_attr = 0;
		1399
		1400	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161	}	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];
1162		1407
1163	ximcallback.callback = rxvt_IMDestroyCallback;	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);
1164		1418
1165	/* XXX: not sure why we need this (as well as IC one below) */	1419	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1420	&missing_charset_list, &missing_charset_count, &def_string);
1167		1421
1168	preedit_attr = status_attr = NULL;	1422	if (missing_charset_list)
		1423	XFreeStringList (missing_charset_list);
1169		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
1170	if (input_style & XIMPreeditPosition) {	1432	if (input_style & XIMPreeditPosition)
		1433	{
1171	set_size (&rect);	1434	im_set_size (rect);
1172	set_position (&spot);	1435	im_set_position (spot);
1173	set_color (&fg, &bg);	1436	im_set_color (fg, bg);
1174		1437
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1438	preedit_attr = XVaCreateNestedList (0,
		1439	XNForeground, fg,
		1440	XNBackground, bg,
		1441	XNArea, &rect,
1176	XNSpotLocation, &spot,	1442	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, TermWin.fontset,
1179	NULL);
1180	} else if (input_style & XIMPreeditArea) {
1181	set_color (&fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, TermWin.fontset,	1443	XNFontSet, fs,
1198	NULL);	1444	NULL);
1199	}	1445	}
1200	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1446	else if (input_style & XIMPreeditArea)
		1447	{
		1448	im_set_color (fg, bg);
		1449
		1450	/*
		1451	* The necessary width of preedit area is unknown
		1452	* until create input context.
		1453	*/
		1454	needed_rect.width = 0;
		1455	im_set_preedit_area (rect, status_rect, needed_rect);
		1456
		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,
1201	XNClientWindow, TermWin.parent[0],	1473	XNClientWindow, TermWin.vt,
1202	XNFocusWindow, TermWin.parent[0],	1474	XNFocusWindow, TermWin.parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,	1475	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,	1476	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,	1477	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);	1478	status_attr, NULL);
1208	if (preedit_attr)	1479
1209	XFree(preedit_attr);	1480	if (preedit_attr) XFree (preedit_attr);
1210	if (status_attr)	1481	if (status_attr) XFree (status_attr);
1211	XFree(status_attr);	1482	if (fs) XFreeFontSet (display->display, fs);
		1483
1212	if (Input_Context == NULL) {	1484	if (Input_Context == NULL)
1213	rxvt_print_error("failed to create input context");	1485	{
1214	XCloseIM(xim);	1486	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1487	im_destroy ();
1215	return False;	1488	return false;
1216	}	1489	}
		1490
1217	if (input_style & XIMPreeditArea)	1491	if (input_style & XIMPreeditArea)
1218	IMSetStatusPosition ();	1492	IMSetStatusPosition ();
		1493
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1494	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1220	return True;	1495	return true;
1221	}	1496	}
1222		1497
1223	/*
1224	* X manual pages and include files don't match on some systems:
1225	* some think this is an XIDProc and others an XIMProc so we can't
1226	* use the first argument - need to update this to be nice for
1227	* both types via some sort of configure detection
1228	*/
1229	/* ARGSUSED */
1230	/* EXTPROTO */
1231	void	1498	void
1232	rxvt_IMInstantiateCallback(Display * unused	1499	rxvt_term::im_cb ()
1233	__attribute__ ((unused)), XPointer client_data
1234	__attribute__ ((unused)), XPointer call_data
1235	__attribute__ ((unused)))
1236	{	1500	{
1237	int i, found, had_im;	1501	int i, found, had_im;
1238	const char *p;	1502	const char *p;
1239	char **s;	1503	char **s;
1240	char buf[IMBUFSIZ];	1504	char buf[IMBUFSIZ];
1241		1505
		1506	im_destroy ();
		1507
1242	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1508	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1243	if (GET_R->Input_Context)	1509	if (Input_Context)
1244	return;	1510	return;
1245		1511
1246	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1512	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247	if (GET_R->rs[Rs_imLocale])	1513	if (rs[Rs_imLocale])
1248	setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]);	1514	SET_LOCALE (rs[Rs_imLocale]);
1249	#endif	1515	#endif
1250		1516
1251	p = GET_R->rs[Rs_inputMethod];	1517	p = rs[Rs_inputMethod];
1252	if (p && *p)	1518	if (p && *p)
1253	{	1519	{
1254	bool found = false;	1520	bool found = false;
1255		1521
1256	s = rxvt_splitcommastring (p);	1522	s = rxvt_splitcommastring (p);
		1523
1257	for (i = 0; s[i]; i++)	1524	for (i = 0; s[i]; i++)
1258	{	1525	{
1259	if (*s[i])	1526	if (*s[i])
1260	{	1527	{
1261	STRCPY (buf, "@im=");	1528	strcpy (buf, "@im=");
1262	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1529	strncat (buf, s[i], IMBUFSIZ - 5);
1263	if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ())	1530	if (IM_get_IC (buf))
1264	{	1531	{
1265	found = true;	1532	found = true;
1266	break;	1533	break;
1267	}	1534	}
1268	}	1535	}
1269	}	1536	}
1270	for (i = 0; s[i]; i++)	1537
1271	free(s[i]);	1538	rxvt_freecommastring (s);
1272	free(s);
1273		1539
1274	if (found)	1540	if (found)
1275	goto done;	1541	goto done;
1276	}	1542	}
1277		1543
1278	/* try with XMODIFIERS env. var. */	1544	/* try with XMODIFIERS env. var. */
1279	if ((p = XSetLocaleModifiers ("")) && *p	1545	if (IM_get_IC (""))
1280	&& GET_R->IM_get_IC ())
1281	goto done;	1546	goto done;
1282		1547
1283	/* try with no modifiers base IF the user didn't specify an IM */	1548	/* try with no modifiers base IF the user didn't specify an IM */
1284	if ((p = XSetLocaleModifiers ("@im=none")) && *p	1549	if (IM_get_IC ("@im=none"))
1285	&& GET_R->IM_get_IC () == True)
1286	goto done;	1550	goto done;
1287		1551
1288	done:	1552	done:
1289	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1553	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290	if (GET_R->rs[Rs_imLocale])	1554	if (rs[Rs_imLocale])
1291	setlocale (LC_CTYPE, GET_R->locale);	1555	SET_LOCALE (locale);
1292	#endif	1556	#endif
1293	}	1557	}
1294		1558
1295	void	1559	void
1296	rxvt_term::IMSetStatusPosition ()	1560	rxvt_term::IMSetStatusPosition ()
1297	{	1561	{
1298	XRectangle preedit_rect, status_rect, *needed_rect;	1562	XRectangle preedit_rect, status_rect, *needed_rect;
1299	XVaNestedList preedit_attr, status_attr;	1563	XVaNestedList preedit_attr, status_attr;
1300		1564
1301	if (Input_Context == NULL	1565	if (!Input_Context
		1566	|| !TermWin.focus
1302	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1567	|| !(input_style & XIMPreeditArea)
1303	|| !IMisRunning ())	1568	|| !IMisRunning ())
1304	return;	1569	return;
1305		1570
1306	/* Getting the necessary width of preedit area */	1571	/* Getting the necessary width of preedit area */
1307	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1572	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1573	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309	XFree(status_attr);	1574	XFree (status_attr);
1310		1575
1311	set_preedit_area(&preedit_rect, &status_rect, needed_rect);	1576	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1577	XFree (needed_rect);
1312		1578
1313	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1579	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1580	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315		1581
1316	XSetICValues(Input_Context,	1582	XSetICValues (Input_Context,
1317	XNPreeditAttributes, preedit_attr,	1583	XNPreeditAttributes, preedit_attr,
1318	XNStatusAttributes, status_attr, NULL);	1584	XNStatusAttributes, status_attr, NULL);
1319		1585
1320	XFree(preedit_attr);	1586	XFree (preedit_attr);
1321	XFree(status_attr);	1587	XFree (status_attr);
1322	}	1588	}
1323	#endif /* USE_XIM */	1589	#endif /* USE_XIM */
1324		1590
1325	/*----------------------------------------------------------------------*/	1591	/*----------------------------------------------------------------------*/
1326	rxvt_t rxvt_current_term;	1592	rxvt_t rxvt_current_term;

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