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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.30 by pcg, Thu Feb 12 01:53:25 2004 UTC vs.
Revision 1.149 by root, Sun Dec 18 00:59:42 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
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	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
		141	#ifdef CURSOR_BLINK
		142	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		143	#endif
		144	#ifdef TEXT_BLINK
		145	text_blink_ev (this, &rxvt_term::text_blink_cb),
		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
		156	#ifdef POINTER_BLANK
		157	pointer_ev (this, &rxvt_term::pointer_cb),
		158	#endif
		159	#ifdef USE_XIM
		160	im_ev (this, &rxvt_term::im_cb),
		161	#endif
78	termwin_ev (this, &rxvt_term::x_cb),	162	termwin_ev (this, &rxvt_term::x_cb),
79	vt_ev (this, &rxvt_term::x_cb),	163	vt_ev (this, &rxvt_term::x_cb),
80	#ifdef HAVE_SCROLLBARS
81	scrollbar_ev (this, &rxvt_term::x_cb),
82	#endif
83	#ifdef MENUBAR
84	menubar_ev (this, &rxvt_term::x_cb), fixme
85	#endif
86	#ifdef CURSOR_BLINK
87	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88	#endif
89	#ifdef TEXT_BLINK
90	text_blink_ev (this, &rxvt_term::text_blink_cb),
91	#endif
92	#ifdef POINTER_BLANK
93	pointer_ev (this, &rxvt_term::pointer_cb),
94	#endif
95	check_ev (this, &rxvt_term::check_cb),	164	check_ev (this, &rxvt_term::check_cb),
		165	flush_ev (this, &rxvt_term::flush_cb),
96	destroy_ev (this, &rxvt_term::destroy_cb),	166	destroy_ev (this, &rxvt_term::destroy_cb),
97	pty_ev (this, &rxvt_term::pty_cb),	167	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),	168	incr_ev (this, &rxvt_term::incr_cb)
99	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)
101	#endif
102	{	169	{
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	170	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
104	}
105		171
106	rxvt_term::~rxvt_term ()	172	termlist.push_back (this);
		173
		174	#ifdef KEYSYM_RESOURCE
		175	keyboard = new keyboard_manager;
		176
		177	if (!keyboard)
		178	rxvt_fatal ("out of memory, aborting.\n");
		179	#endif
		180	}
		181
		182	// clean up the most important stuff, do *not* call x or free mem etc.
		183	// for use before an emergency exit
		184	void rxvt_term::emergency_cleanup ()
107	{	185	{
108	if (cmd_fd >= 0)	186	if (cmd_pid)
109	close (cmd_fd);	187	kill (-cmd_pid, SIGHUP);
110		188
111	scr_release ();
112
113	free (locale);
114	free (codeset);
115
116	#ifndef NO_SETOWNER_TTYDEV
117	privileged_ttydev (RESTORE);
118	#endif
119	#ifdef UTMP_SUPPORT	189	#ifdef UTMP_SUPPORT
120	privileged_utmp (RESTORE);	190	privileged_utmp (RESTORE);
121	#endif	191	#endif
122		192
		193	pty.put ();
		194	}
		195
		196	rxvt_term::~rxvt_term ()
		197	{
		198	termlist.erase (find (termlist.begin (), termlist.end(), this));
		199
		200	emergency_cleanup ();
		201
		202	#if ENABLE_STYLES
		203	for (int i = RS_styleCount; --i; )
		204	if (fontset[i] != fontset[0])
		205	delete fontset[i];
		206	#endif
		207	delete fontset[0];
		208
		209	if (display)
		210	{
		211	dDisp;
		212
		213	selection_clear ();
		214
		215	#ifdef USE_XIM
		216	im_destroy ();
		217	#endif
		218	#ifdef MENUBAR
		219	if (menubarGC) XFreeGC (disp, menubarGC);
		220	#endif
		221	#ifdef XTERM_SCROLLBAR
		222	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		223	if (ShadowGC) XFreeGC (disp, ShadowGC);
		224	#endif
		225	#ifdef PLAIN_SCROLLBAR
		226	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		227	#endif
		228	#ifdef NEXT_SCROLLBAR
		229	if (blackGC) XFreeGC (disp, blackGC);
		230	if (whiteGC) XFreeGC (disp, whiteGC);
		231	if (grayGC) XFreeGC (disp, grayGC);
		232	if (darkGC) XFreeGC (disp, darkGC);
		233	if (stippleGC) XFreeGC (disp, stippleGC);
		234	if (dimple) XFreePixmap (disp, dimple);
		235	if (upArrow) XFreePixmap (disp, upArrow);
		236	if (downArrow) XFreePixmap (disp, downArrow);
		237	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		238	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		239	#endif
		240	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		241	if (topShadowGC) XFreeGC (disp, topShadowGC);
		242	if (botShadowGC) XFreeGC (disp, botShadowGC);
		243	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		244	#endif
		245	if (gc) XFreeGC (disp, gc);
		246
		247	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		248	delete menuBar.drawable;
		249	//if (menuBar.win)
		250	// XDestroyWindow (disp, menuBar.win);
		251	#endif
		252	delete drawable;
		253	// destroy all windows
		254	if (parent[0])
		255	XDestroyWindow (disp, parent[0]);
		256	}
		257
123	// TODO: free pixcolours, colours should become part of rxvt_display	258	// TODO: free pixcolours, colours should become part of rxvt_display
124		259
125	delete PixColors;	260	delete pix_colors_focused;
		261	#if OFF_FOCUS_FADING
		262	delete pix_colors_unfocused;
		263	#endif
126		264
127	displays.put (display);	265	displays.put (display);
		266
		267	scr_release ();
		268
		269	/* clear all resources */
		270	for (int i = 0; i < allocated.size (); i++)
		271	free (allocated [i]);
		272
		273	free (selection.text);
		274	// TODO: manage env vars in child only(!)
		275	free (env_windowid);
		276	free (env_display);
		277	free (env_term);
		278	free (env_colorfgbg);
		279	free (locale);
		280	free (v_buffer);
		281	free (incr_buf);
		282
		283	delete envv;
		284	delete argv;
		285
		286	#ifdef KEYSYM_RESOURCE
		287	delete keyboard;
		288	#endif
128	}	289	}
129		290
130	void	291	void
131	rxvt_term::destroy ()	292	rxvt_term::destroy ()
132	{	293	{
		294	if (destroy_ev.active)
		295	return;
		296
		297	#if ENABLE_OVERLAY
		298	scr_overlay_off ();
		299	#endif
		300
133	if (display)	301	if (display)
134	{	302	{
135	if (TermWin.parent[0])	303	#if USE_XIM
136	XDestroyWindow (display->display, TermWin.parent[0]);	304	im_ev.stop (display);
137		305	#endif
		306	#if HAVE_SCROLLBARS
		307	scrollbar_ev.stop (display);
		308	#endif
		309	#if MENUBAR
		310	menubar_ev.stop (display);
		311	#endif
		312	#if TRANSPARENT
		313	rootwin_ev.stop (display);
		314	#endif
		315	incr_ev.stop ();
138	termwin_ev.stop (display);	316	termwin_ev.stop (display);
139	vt_ev.stop (display);	317	vt_ev.stop (display);
140
141	#ifdef USE_XIM
142	im_destroy ();
143	im_ev.stop (display);
144	#endif
145	#ifdef HAVE_SCROLLBARS
146	scrollbar_ev.stop (display);
147	#endif
148	#ifdef MENUBAR
149	menubar_ev.stop (display);
150	#endif
151	}	318	}
152		319
153	check_ev.stop ();	320	check_ev.stop ();
154	pty_ev.stop ();	321	pty_ev.stop ();
155	#ifdef CURSOR_BLINK	322	#ifdef CURSOR_BLINK
156	cursor_blink_ev.stop ();	323	cursor_blink_ev.stop ();
157	#endif	324	#endif
158	#ifdef TEXT_BLINK	325	#ifdef TEXT_BLINK
159	text_blink_ev.stop ();	326	text_blink_ev.stop ();
160	#endif	327	#endif
		328	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		329	cont_scroll_ev.stop ();
		330	#endif
		331	#ifdef SELECTION_SCROLLING
		332	sel_scroll_ev.stop ();
		333	#endif
161	#ifdef POINTER_BLANK	334	#ifdef POINTER_BLANK
162	pointer_ev.stop ();	335	pointer_ev.stop ();
163	#endif	336	#endif
164		337
165	destroy_ev.start (0);	338	destroy_ev.start (0);
…		…
172		345
173	delete this;	346	delete this;
174	}	347	}
175		348
176	/*----------------------------------------------------------------------*/	349	/*----------------------------------------------------------------------*/
177	/* rxvt_init() */	350	/*
178	/* LIBPROTO */	351	* Exit gracefully, clearing the utmp entry and restoring tty attributes
179	rxvt_t	352	* TODO: if debugging, this should free up any known resources if we can
180	rxvt_init (int argc, const char *const *argv)	353	*/
181	{	354	static XErrorHandler old_xerror_handler;
182	SET_R (new rxvt_term);
183		355
184	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	356	static void
		357	rxvt_emergency_cleanup ()
		358	{
		359	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		360	(*t)->emergency_cleanup ();
		361	}
		362
		363	#if ENABLE_FRILLS
		364	static void
		365	print_x_error (Display *dpy, XErrorEvent *event)
		366	{
		367	char buffer[BUFSIZ];
		368	char mesg[BUFSIZ];
		369	char number[32];
		370	char *mtype = "XlibMessage";
		371	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		372	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		373	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		374	rxvt_warn ("%s: %s\n", mesg, buffer);
		375	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		376	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		377	sprintf(number, "%d", event->request_code);
		378	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		379	rxvt_warn ("(which is %s)\n", buffer);
		380	if (event->request_code >= 128) {
		381	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		382	mesg, BUFSIZ);
		383	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
185	{	384	}
186	delete GET_R;	385	if ((event->error_code == BadWindow) ||
187	SET_R (0);	386	(event->error_code == BadPixmap) ||
		387	(event->error_code == BadCursor) ||
		388	(event->error_code == BadFont) ||
		389	(event->error_code == BadDrawable) ||
		390	(event->error_code == BadColor) ||
		391	(event->error_code == BadGC) ||
		392	(event->error_code == BadIDChoice) ||
		393	(event->error_code == BadValue) ||
		394	(event->error_code == BadAtom)) {
		395	if (event->error_code == BadValue)
		396	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		397	mesg, BUFSIZ);
		398	else if (event->error_code == BadAtom)
		399	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		400	mesg, BUFSIZ);
		401	else
		402	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		403	mesg, BUFSIZ);
		404	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
188	}	405	}
189		406	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
190	return GET_R;	407	mesg, BUFSIZ);
		408	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
191	}	409	}
		410	#endif
192		411
		412	int
193	static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);	413	rxvt_xerror_handler (Display *display, XErrorEvent *event)
194
195	void
196	rxvt_init_signals ()
197	{	414	{
198	/* install exit handler for cleanup */	415	if (GET_R->allowedxerror == -1)
199	#if 0	416	GET_R->allowedxerror = event->error_code;
200	#ifdef HAVE_ATEXIT	417	else
201	atexit(rxvt_clean_exit);	418	{
		419	// GET_R is most likely not the terminal which caused the error,
		420	// so just output the error and continue
		421	#if ENABLE_FRILLS
		422	print_x_error (display, event);
202	#else	423	#else
		424	old_xerror_handler (display, event);
203	#endif	425	#endif
204	#endif	426	}
205		427
206	struct sigaction sa;	428	return 0;
207
208	sigfillset (&sa.sa_mask);
209	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
218	/* signal (SIGURG, SIG_DFL); */
219
220	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222	}	429	}
223		430
		431	int
		432	rxvt_xioerror_handler (Display *display)
		433	{
		434	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		435	DisplayString (display));
		436	rxvt_emergency_cleanup ();
		437	_exit (EXIT_FAILURE);
		438	}
		439
		440	/*----------------------------------------------------------------------*/
224	bool	441	bool
225	rxvt_term::init (int argc, const char *const *argv)	442	rxvt_term::init (int argc, const char *const *argv)
		443	{
		444	SET_R (this);
		445
		446	set_locale ("");
		447
		448	if (!init_vars ())
		449	return false;
		450
		451	init_secondary ();
		452
		453	const char **cmd_argv = init_resources (argc, argv);
		454
		455	#ifdef KEYSYM_RESOURCE
		456	keyboard->register_done ();
		457	#endif
		458
		459	#if MENUBAR_MAX
		460	menubar_read (rs[Rs_menu]);
		461	#endif
		462	#ifdef HAVE_SCROLLBARS
		463	if (options & Opt_scrollBar)
		464	scrollBar.setIdle (); /* set existence for size calculations */
		465	#endif
		466
		467	create_windows (argc, argv);
		468
		469	dDisp;
		470
		471	init_xlocale ();
		472
		473	scr_reset (); /* initialize screen */
		474
		475	#if 0
		476	XSynchronize (disp, True);
		477	#endif
		478
		479	#ifdef HAVE_SCROLLBARS
		480	if (options & Opt_scrollBar)
		481	resize_scrollbar (); /* create and map scrollbar */
		482	#endif
		483	#if (MENUBAR_MAX)
		484	if (menubar_visible ())
		485	XMapWindow (disp, menuBar.win);
		486	#endif
		487	#ifdef TRANSPARENT
		488	if (options & Opt_transparent)
		489	{
		490	XSelectInput (disp, display->root, PropertyChangeMask);
		491	check_our_parents ();
		492	rootwin_ev.start (display, display->root);
		493	}
		494	#endif
		495
		496	XMapWindow (disp, vt);
		497	XMapWindow (disp, parent[0]);
		498
		499	set_colorfgbg ();
		500
		501	init_command (cmd_argv);
		502
		503	free (cmd_argv);
		504
		505	pty_ev.start (pty.pty, EVENT_READ);
		506
		507	check_ev.start ();
		508
		509	return true;
		510	}
		511
		512	static struct sig_handlers
		513	{
		514	sig_watcher sw_chld, sw_term, sw_int;
		515
		516	void sig_chld (sig_watcher &w)
		517	{
		518	// we are being called for every SIGCHLD, find the corresponding term
		519	int pid;
		520
		521	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		522	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		523	if (pid == (*t)->cmd_pid)
		524	{
		525	(*t)->destroy ();
		526	break;
		527	}
		528	}
		529
		530	/*
		531	* Catch a fatal signal and tidy up before quitting
		532	*/
		533	void
		534	sig_term (sig_watcher &w)
		535	{
		536	#ifdef DEBUG_CMD
		537	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		538	#endif
		539	rxvt_emergency_cleanup ();
		540	signal (w.signum, SIG_DFL);
		541	kill (getpid (), w.signum);
		542	}
		543
		544	sig_handlers ()
		545	: sw_chld (this, &sig_handlers::sig_chld),
		546	sw_term (this, &sig_handlers::sig_term),
		547	sw_int (this, &sig_handlers::sig_term)
		548	{
		549	}
		550	} sig_handlers;
		551
		552	void
		553	rxvt_init ()
226	{	554	{
227	/*	555	/*
228	* Save and then give up any super-user privileges	556	* Save and then give up any super-user privileges
229	* If we need privileges in any area then we must specifically request it.	557	* If we need privileges in any area then we must specifically request it.
230	* We should only need to be root in these cases:	558	* We should only need to be root in these cases:
231	* 1. write utmp entries on some systems	559	* 1. write utmp entries on some systems
232	* 2. chown tty on some systems	560	* 2. chown tty on some systems
233	*/	561	*/
234	privileges (SAVE);	562	rxvt_privileges (SAVE);
235	privileges (IGNORE);	563	rxvt_privileges (IGNORE);
236		564
237	init_secondary ();	565	signal (SIGHUP, SIG_IGN);
		566	signal (SIGPIPE, SIG_IGN);
238		567
239	const char **cmd_argv = init_resources (argc, argv);	568	sig_handlers.sw_chld.start (SIGCHLD);
		569	sig_handlers.sw_term.start (SIGTERM);
		570	sig_handlers.sw_int.start (SIGINT);
240		571
241	set_locale ("");	572	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		573	/* signal (SIGURG, SIG_DFL); */
242		574
243	#if (MENUBAR_MAX)	575	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
244	menubar_read (rs[Rs_menu]);	576	// TODO: handle this with exceptions and tolerate the memory loss
245	#endif	577	XSetIOErrorHandler (rxvt_xioerror_handler);
246	#ifdef HAVE_SCROLLBARS
247	if (Options & Opt_scrollBar)
248	scrollBar.setIdle (); /* set existence for size calculations */
249	#endif
250
251	create_windows (argc, argv);
252
253	init_xlocale ();
254
255	scr_reset (); /* initialize screen */
256	#ifdef RXVT_GRAPHICS
257	Gr_reset (); /* reset graphics */
258	#endif
259
260	#if 0
261	#ifdef DEBUG_X
262	XSynchronize(display->display, True);
263	#endif
264	#endif
265
266	#ifdef HAVE_SCROLLBARS
267	if (Options & Opt_scrollBar)
268	resize_scrollbar (); /* create and map scrollbar */
269	#endif
270	#if (MENUBAR_MAX)
271	if (menubar_visible(r))
272	XMapWindow (display->display, menuBar.win);
273	#endif
274	#ifdef TRANSPARENT
275	if (Options & Opt_transparent)
276	{
277	XSelectInput (display->display, display->root, PropertyChangeMask);
278	check_our_parents ();
279	}
280	#endif
281
282	rootwin_ev.start (display, display->root);
283
284	XMapWindow (display->display, TermWin.vt);
285	XMapWindow (display->display, TermWin.parent[0]);
286
287	init_env ();
288	init_command (cmd_argv);
289
290	pty_ev.start (cmd_fd, EVENT_READ);
291
292	check_ev.start ();
293
294	return true;
295	}
296
297	/* ------------------------------------------------------------------------- *
298	* SIGNAL HANDLING & EXIT HANDLER *
299	* ------------------------------------------------------------------------- */
300	/*
301	* Catch a SIGCHLD signal and exit if the direct child has died
302	*/
303	/* ARGSUSED */
304	/* EXTPROTO */
305	RETSIGTYPE
306	rxvt_Child_signal(int sig __attribute__ ((unused)))
307	{
308	int pid, save_errno = errno;
309	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310	;
311	errno = save_errno;
312
313	#if 0
314	if (pid == cmd_pid)
315	exit (EXIT_SUCCESS);
316	#endif
317	}
318
319	/*
320	* Catch a fatal signal and tidy up before quitting
321	*/
322	/* EXTPROTO */
323	RETSIGTYPE
324	rxvt_Exit_signal(int sig)
325	{
326	signal (sig, SIG_DFL);
327	#ifdef DEBUG_CMD
328	rxvt_print_error ("signal %d", sig);
329	#endif
330	rxvt_clean_exit();
331	kill (getpid (), sig);
332	}
333
334	/* INTPROTO */
335	int
336	rxvt_xerror_handler (Display *display, XErrorEvent *event)
337	{
338	if (GET_R->allowedxerror == -1)
339	GET_R->allowedxerror = event->error_code;
340	else
341	{
342	old_xerror_handler (display, event);
343	GET_R->destroy ();
344	}
345
346	return 0;
347	}
348
349	/*----------------------------------------------------------------------*/
350	/*
351	* Exit gracefully, clearing the utmp entry and restoring tty attributes
352	* TODO: if debugging, this should free up any known resources if we can
353	*/
354	/* EXTPROTO */
355	void
356	rxvt_clean_exit ()
357	{
358	// TODO: rxvtd should clean up all ressources
359	if (GET_R)
360	GET_R->destroy ();
361	}	578	}
362		579
363	/* ------------------------------------------------------------------------- *	580	/* ------------------------------------------------------------------------- *
364	* MEMORY ALLOCATION WRAPPERS *	581	* MEMORY ALLOCATION WRAPPERS *
365	* ------------------------------------------------------------------------- */	582	* ------------------------------------------------------------------------- */
366	/* 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
		594	void *
		595	rxvt_calloc (size_t number, size_t size)
		596	{
		597	void *p = calloc (number, size);
		598
		599	if (!p)
		600	rxvt_fatal ("memory allocation failure. aborting.\n");
		601
		602	return p;
		603	}
		604
367	void *	605	void *
368	rxvt_malloc(size_t size)
369	{
370	void *p;
371
372	p = malloc(size);
373	if (p)
374	return p;
375
376	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
377	rxvt_clean_exit();
378	exit(EXIT_FAILURE);
379	/* NOTREACHED */
380	}
381
382	/* EXTPROTO */
383	void *
384	rxvt_calloc(size_t number, size_t size)
385	{
386	void *p;
387
388	p = calloc(number, size);
389	if (p)
390	return p;
391
392	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
393	rxvt_clean_exit();
394	exit(EXIT_FAILURE);
395	/* NOTREACHED */
396	}
397
398	/* EXTPROTO */
399	void *
400	rxvt_realloc(void *ptr, size_t size)	606	rxvt_realloc (void *ptr, size_t size)
401	{	607	{
402	void *p;
403
404	if (ptr)
405	p = realloc(ptr, size);	608	void *p = realloc (ptr, size);
406	else	609
407	p = malloc(size);
408	if (p)	610	if (!p)
		611	rxvt_fatal ("memory allocation failure. aborting.\n");
		612
409	return p;	613	return p;
410
411	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
412	rxvt_clean_exit();
413	exit(EXIT_FAILURE);
414	/* NOTREACHED */
415	}	614	}
416		615
417	/* ------------------------------------------------------------------------- *	616	/* ------------------------------------------------------------------------- *
418	* PRIVILEGED OPERATIONS *	617	* PRIVILEGED OPERATIONS *
419	* ------------------------------------------------------------------------- */	618	* ------------------------------------------------------------------------- */
420	/* take care of suid/sgid super-user (root) privileges */	619	/* take care of suid/sgid super-user (root) privileges */
421	void	620	void
422	rxvt_term::privileges (int mode)	621	rxvt_privileges (rxvt_privaction action)
423	{	622	{
		623	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		624	static uid_t euid;
		625	static gid_t egid;
		626	#endif
		627
424	#if ! defined(__CYGWIN32__)	628	#if ! defined(__CYGWIN32__)
425	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	629	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
426	/* setreuid() is the poor man's setuid(), seteuid() */	630	/* setreuid () is the poor man's setuid (), seteuid () */
427	# define seteuid(a) setreuid(-1, (a))	631	# define seteuid(a) setreuid(-1, (a))
428	# define setegid(a) setregid(-1, (a))	632	# define setegid(a) setregid(-1, (a))
429	# define HAVE_SETEUID	633	# define HAVE_SETEUID
430	# endif	634	# endif
431	# ifdef HAVE_SETEUID	635	# ifdef HAVE_SETEUID
432	switch (mode)	636	switch (action)
433	{	637	{
434	case IGNORE:	638	case IGNORE:
435	/*	639	/*
436	* 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
437	* back to root later, as required	641	* back to root later, as required
438	*/	642	*/
439	seteuid(getuid());	643	seteuid (getuid ());
440	setegid(getgid());	644	setegid (getgid ());
441	break;	645	break;
442	case SAVE:	646	case SAVE:
443	euid = geteuid();	647	euid = geteuid ();
444	egid = getegid();	648	egid = getegid ();
445	break;	649	break;
446	case RESTORE:	650	case RESTORE:
447	seteuid(euid);	651	seteuid (euid);
448	setegid(egid);	652	setegid (egid);
449	break;	653	break;
450	}	654	}
451	# else	655	# else
452	switch (mode)	656	switch (action)
453	{	657	{
454	case IGNORE:	658	case IGNORE:
455	setuid(getuid());	659	setuid (getuid ());
456	setgid(getgid());	660	setgid (getgid ());
457	/* FALLTHROUGH */	661	/* FALLTHROUGH */
458	case SAVE:	662	case SAVE:
459	/* FALLTHROUGH */	663	/* FALLTHROUGH */
460	case RESTORE:	664	case RESTORE:
461	break;	665	break;
…		…
464	#endif	668	#endif
465	}	669	}
466		670
467	#ifdef UTMP_SUPPORT	671	#ifdef UTMP_SUPPORT
468	void	672	void
469	rxvt_term::privileged_utmp (char action)	673	rxvt_term::privileged_utmp (rxvt_privaction action)
470	{	674	{
471	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
472	action, next_utmp_action, getpid()));
473	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
474	|| (Options & Opt_utmpInhibit)	675	if ((options & Opt_utmpInhibit)
475	|| ttydev == NULL || *ttydev == '\0')	676	|| !pty.name || !*pty.name)
476	return;	677	return;
477		678
478	privileges (RESTORE);	679	rxvt_privileges (RESTORE);
		680
479	if (action == SAVE)	681	if (action == SAVE)
480	{
481	next_utmp_action = RESTORE;
482	makeutent (ttydev, rs[Rs_display_name]);	682	makeutent (pty.name, rs[Rs_display_name]);
483	}
484	else	683	else
485	{ /* action == RESTORE */
486	next_utmp_action = IGNORE;
487	cleanutent ();	684	cleanutent ();
488	}	685
489	privileges (IGNORE);	686	rxvt_privileges (IGNORE);
490	}
491	#endif
492
493	#ifndef NO_SETOWNER_TTYDEV
494	void
495	rxvt_term::privileged_ttydev (char action)
496	{
497	D_MAIN((stderr,
498	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
499	action, next_tty_action, getpid()));
500	if (next_tty_action != action || (action != SAVE && action != RESTORE)
501	|| ttydev == NULL || *ttydev == '\0')
502	return;
503
504	privileges (RESTORE);
505
506	if (action == SAVE)
507	{
508	next_tty_action = RESTORE;
509	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
510	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
511	if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
512	next_tty_action = IGNORE;
513	else
514	# endif
515
516	{
517	chown(ttydev, getuid(), ttygid); /* fail silently */
518	chmod(ttydev, ttymode);
519	# ifdef HAVE_REVOKE
520	revoke(ttydev);
521	# endif
522
523	}
524	}
525	else
526	{ /* action == RESTORE */
527	next_tty_action = IGNORE;
528	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
529	chmod(ttydev, ttyfd_stat.st_mode);
530	chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
531	# else
532	chmod(ttydev,
533	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
534	chown(ttydev, 0, 0);
535	# endif
536
537	}
538
539	privileges (IGNORE);
540
541	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
542	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
543	action == RESTORE ? "Restoring" : (action ==
544	SAVE ? "Saving" :
545	"UNKNOWN ERROR for"), ttydev,
546	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
547	ttyfd_stat.st_gid));
548	# endif
549	}	687	}
550	#endif	688	#endif
551		689
552	/*----------------------------------------------------------------------*/	690	/*----------------------------------------------------------------------*/
553	/*	691	/*
554	* window size/position calculcations for XSizeHint and other storage.	692	* window size/position calculcations for XSizeHint and other storage.
555	* if width/height are non-zero then override calculated width/height	693	* if width/height are non-zero then override calculated width/height
556	*/	694	*/
557	void	695	void
558	rxvt_term::window_calc (unsigned int width, unsigned int height)	696	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559	{	697	{
560	short recalc_x, recalc_y;	698	short recalc_x, recalc_y;
561	int x, y, sb_w, mb_h, flags;	699	int x, y, sb_w, mb_h, flags;
562	unsigned int w, h;	700	unsigned int w, h;
563	unsigned int max_width, max_height;	701	unsigned int max_width, max_height;
		702	dDisp;
564		703
565	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",
566	TermWin.ncol, TermWin.nrow, szHint.width,	705	ncol, nrow, szHint.width, szHint.height));
567	szHint.height));	706
568	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	707	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569	szHint.win_gravity = NorthWestGravity;	708	szHint.win_gravity = NorthWestGravity;
570	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	709	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571		710
572	recalc_x = recalc_y = 0;	711	recalc_x = recalc_y = 0;
573	flags = 0;	712	flags = 0;
		713
574	if (!parsed_geometry)	714	if (!parsed_geometry)
575	{	715	{
576	parsed_geometry = 1;	716	parsed_geometry = 1;
		717
577	if (rs[Rs_geometry])	718	if (rs[Rs_geometry])
578	flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h);	719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		720
579	if (flags & WidthValue)	721	if (flags & WidthValue)
580	{	722	{
581	TermWin.ncol = BOUND_POSITIVE_INT16(w);	723	ncol = BOUND_POSITIVE_INT16 (w);
582	szHint.flags |= USSize;	724	szHint.flags |= USSize;
583	}	725	}
		726
584	if (flags & HeightValue)	727	if (flags & HeightValue)
585	{	728	{
586	TermWin.nrow = BOUND_POSITIVE_INT16(h);	729	nrow = BOUND_POSITIVE_INT16 (h);
587	szHint.flags |= USSize;	730	szHint.flags |= USSize;
588	}	731	}
		732
589	if (flags & XValue)	733	if (flags & XValue)
590	{	734	{
591	szHint.x = x;	735	szHint.x = x;
592	szHint.flags |= USPosition;	736	szHint.flags |= USPosition;
		737
593	if (flags & XNegative)	738	if (flags & XNegative)
594	{	739	{
595	recalc_x = 1;	740	recalc_x = 1;
596	szHint.win_gravity = NorthEastGravity;	741	szHint.win_gravity = NorthEastGravity;
597	}	742	}
598	}	743	}
		744
599	if (flags & YValue)	745	if (flags & YValue)
600	{	746	{
601	szHint.y = y;	747	szHint.y = y;
602	szHint.flags |= USPosition;	748	szHint.flags |= USPosition;
		749
603	if (flags & YNegative)	750	if (flags & YNegative)
604	{	751	{
605	recalc_y = 1;	752	recalc_y = 1;
		753
606	if (szHint.win_gravity == NorthEastGravity)	754	if (szHint.win_gravity == NorthEastGravity)
607	szHint.win_gravity = SouthEastGravity;	755	szHint.win_gravity = SouthEastGravity;
608	else	756	else
609	szHint.win_gravity = SouthWestGravity;	757	szHint.win_gravity = SouthWestGravity;
610	}	758	}
611	}	759	}
612	}	760	}
		761
613	/* TODO: BOUNDS */	762	/* TODO: BOUNDS */
614	TermWin.width = TermWin.ncol * TermWin.fwidth;	763	width = ncol * fwidth;
615	TermWin.height = TermWin.nrow * TermWin.fheight;	764	height = nrow * fheight;
616	max_width = MAX_COLS * TermWin.fwidth;	765	max_width = MAX_COLS * fwidth;
617	max_height = MAX_ROWS * TermWin.fheight;	766	max_height = MAX_ROWS * fheight;
618		767
619	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	768	szHint.base_width = szHint.base_height = 2 * int_bwidth;
620		769
621	sb_w = mb_h = 0;	770	sb_w = mb_h = 0;
622	window_vt_x = window_vt_y = 0;	771	window_vt_x = window_vt_y = int_bwidth;
		772
623	if (scrollbar_visible ())	773	if (scrollbar_visible ())
624	{	774	{
625	sb_w = scrollbar_TotalWidth();	775	sb_w = scrollbar_TotalWidth ();
626	szHint.base_width += sb_w;	776	szHint.base_width += sb_w;
627	if (!(Options & Opt_scrollBar_right))	777	if (!(options & Opt_scrollBar_right))
628	window_vt_x = sb_w;	778	window_vt_x += sb_w;
629	}	779	}
		780
630	if (menubar_visible ())	781	if (menubar_visible ())
631	{	782	{
632	mb_h = menuBar_TotalHeight();	783	mb_h = menuBar_TotalHeight ();
633	szHint.base_height += mb_h;	784	szHint.base_height += mb_h;
634	window_vt_y = mb_h;	785	window_vt_y += mb_h;
635	}	786	}
		787
636	szHint.width_inc = TermWin.fwidth;	788	szHint.width_inc = fwidth;
637	szHint.height_inc = TermWin.fheight;	789	szHint.height_inc = fheight;
638	szHint.min_width = szHint.base_width + szHint.width_inc;	790	szHint.min_width = szHint.base_width + szHint.width_inc;
639	szHint.min_height = szHint.base_height + szHint.height_inc;	791	szHint.min_height = szHint.base_height + szHint.height_inc;
640		792
641	if (width && width - szHint.base_width < max_width)	793	if (newwidth && newwidth - szHint.base_width < max_width)
642	{	794	{
643	szHint.width = width;	795	szHint.width = newwidth;
644	TermWin.width = width - szHint.base_width;	796	width = newwidth - szHint.base_width;
645	}	797	}
646	else	798	else
647	{	799	{
648	MIN_IT(TermWin.width, max_width);	800	MIN_IT (width, max_width);
649	szHint.width = szHint.base_width + TermWin.width;	801	szHint.width = szHint.base_width + width;
650	}	802	}
		803
651	if (height && height - szHint.base_height < max_height)	804	if (newheight && newheight - szHint.base_height < max_height)
652	{	805	{
653	szHint.height = height;	806	szHint.height = newheight;
654	TermWin.height = height - szHint.base_height;	807	height = newheight - szHint.base_height;
655	}	808	}
656	else	809	else
657	{	810	{
658	MIN_IT(TermWin.height, max_height);	811	MIN_IT (height, max_height);
659	szHint.height = szHint.base_height + TermWin.height;	812	szHint.height = szHint.base_height + height;
660	}	813	}
		814
661	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	815	if (scrollbar_visible () && (options & Opt_scrollBar_right))
662	window_sb_x = szHint.width - sb_w;	816	window_sb_x = szHint.width - sb_w;
663		817
664	if (recalc_x)	818	if (recalc_x)
665	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	819	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
666	- szHint.width - 2 * TermWin.ext_bwidth);
667	if (recalc_y)	820	if (recalc_y)
668	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	821	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
669	- szHint.height - 2 * TermWin.ext_bwidth);
670		822
671	TermWin.ncol = TermWin.width / TermWin.fwidth;	823	ncol = width / fwidth;
672	TermWin.nrow = TermWin.height / TermWin.fheight;	824	nrow = height / fheight;
673	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	825	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
674	TermWin.ncol, TermWin.nrow, szHint.width,	826	ncol, nrow, szHint.width,
675	szHint.height));	827	szHint.height));
676	return;	828	return;
677	}	829	}
678		830
679	/*----------------------------------------------------------------------*/	831	/*----------------------------------------------------------------------*/
…		…
682	* Called after a window size change.	834	* Called after a window size change.
683	*/	835	*/
684	void	836	void
685	rxvt_term::tt_winch ()	837	rxvt_term::tt_winch ()
686	{	838	{
		839	if (pty.pty < 0)
		840	return;
		841
687	struct winsize ws;	842	struct winsize ws;
688		843
689	if (cmd_fd < 0)
690	return;
691
692	ws.ws_col = TermWin.ncol;	844	ws.ws_col = ncol;
693	ws.ws_row = TermWin.nrow;	845	ws.ws_row = nrow;
694	ws.ws_xpixel = ws.ws_ypixel = 0;	846	ws.ws_xpixel = width;
695	#ifndef DEBUG_SIZE	847	ws.ws_ypixel = height;
696	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	848	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
697	#else	849
698	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	850	#if 0
699	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	851	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
700	# ifdef SIGWINCH
701	else if (cmd_pid) /* force through to the command */	852	if (cmd_pid) /* force through to the command */
702	kill (cmd_pid, SIGWINCH);	853	kill (-cmd_pid, SIGWINCH);
703	# endif
704	#endif	854	#endif
705	}	855	}
706		856
707	/*----------------------------------------------------------------------*/	857	/*----------------------------------------------------------------------*/
708	/* rxvt_change_font() - Switch to a new font */	858	/* set_fonts () - load and set the various fonts
709	/*	859	*
710	* init = 1 - initialize	860	* init = 1 - initialize
711	*	861	*
712	* fontname == FONT_UP - switch to bigger font	862	* fontname == FONT_UP - switch to bigger font
713	* fontname == FONT_DN - switch to smaller font	863	* fontname == FONT_DN - switch to smaller font
714	*/	864	*/
715	void	865	bool
716	rxvt_term::change_font (int init, const char *fontname)	866	rxvt_term::set_fonts ()
717	{}	867	{
		868	rxvt_fontset *fs = new rxvt_fontset (this);
		869	rxvt_fontprop prop;
718		870
719	void	871	if (!fs
720	rxvt_term::font_up_down (int n, int direction)	872	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
721	{}	873	|| !fs->realize_font (1))
		874	{
		875	delete fs;
		876	return false;
		877	}
		878
		879	#if ENABLE_STYLES
		880	for (int i = RS_styleCount; --i; )
		881	if (fontset[i] != fontset[0])
		882	delete fontset[i];
		883	#endif
		884
		885	delete fontset[0];
		886	fontset[0] = fs;
		887
		888	prop = (*fs)[1]->properties ();
		889	prop.height += lineSpace;
		890	fs->set_prop (prop);
		891
		892	fwidth = prop.width;
		893	fheight = prop.height;
		894	fweight = prop.weight;
		895	fslant = prop.slant;
		896	fbase = (*fs)[1]->ascent;
		897
		898	for (int style = 1; style < 4; style++)
		899	{
		900	#if ENABLE_STYLES
		901	const char *res = rs[Rs_font + style];
		902
		903	if (res && !*res)
		904	fontset[style] = fontset[0];
		905	else
		906	{
		907	fontset[style] = fs = new rxvt_fontset (this);
		908	rxvt_fontprop prop2 = prop;
		909
		910	if (res)
		911	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		912	else
		913	{
		914	res = fontset[0]->fontdesc;
		915
		916	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		917	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		918	}
		919
		920	fs->populate (res);
		921	fs->set_prop (prop2);
		922	}
		923	#else
		924	fontset[style] = fontset[0];
		925	#endif
		926	}
		927
		928	if (parent[0])
		929	{
		930	resize_all_windows (0, 0, 0);
		931	scr_remap_chars ();
		932	scr_touch (true);
		933	}
		934
		935	return true;
		936	}
		937
		938	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		939	{
		940	// TODO: SMART_WINDOW_TITLE
		941	XChangeProperty (display->display, parent[0],
		942	prop, XA_STRING, 8, PropModeReplace,
		943	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		944	}
		945
		946	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		947	{
		948	// TODO: SMART_WINDOW_TITLE
		949	wchar_t *ws = rxvt_mbstowcs (str, len);
		950	char *s = rxvt_wcstoutf8 (ws);
		951
		952	XChangeProperty (display->display, parent[0],
		953	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		954	(const unsigned char *)s, strlen (s));
		955
		956	free (s);
		957	free (ws);
		958	}
722		959
723	/*----------------------------------------------------------------------*/	960	/*----------------------------------------------------------------------*/
724	/*----------------------------------------------------------------------*/	961	/*----------------------------------------------------------------------*/
725	/* xterm sequences - title, iconName, color (exptl) */	962	/* xterm sequences - title, iconName, color (exptl) */
726	void	963	void
727	rxvt_term::set_title (const char *str)	964	rxvt_term::set_title (const char *str)
728	{	965	{
729	#ifndef SMART_WINDOW_TITLE	966	set_string_property (XA_WM_NAME, str);
730	XStoreName(display->display, TermWin.parent[0], str);	967	#if ENABLE_EWMH
731	#else	968	set_utf8_property (xa[XA_NET_WM_NAME], str);
732	char *name;
733
734	if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
735	name = NULL;
736	if (name == NULL || STRCMP(name, str))
737	XStoreName(display->display, TermWin.parent[0], str);
738	if (name)
739	XFree(name);
740	#endif	969	#endif
741	}	970	}
742		971
743	void	972	void
744	rxvt_term::set_iconName (const char *str)	973	rxvt_term::set_icon_name (const char *str)
745	{	974	{
746	#ifndef SMART_WINDOW_TITLE	975	set_string_property (XA_WM_ICON_NAME, str);
747	XSetIconName(display->display, TermWin.parent[0], str);	976	#if ENABLE_EWMH
748	#else	977	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
749	char *name;
750
751	if (XGetIconName(display->display, TermWin.parent[0], &name))
752	name = NULL;
753	if (name == NULL || STRCMP(name, str))
754	XSetIconName(display->display, TermWin.parent[0], str);
755	if (name)
756	XFree(name);
757	#endif	978	#endif
758	}	979	}
759		980
760	#ifdef XTERM_COLOR_CHANGE	981	#ifdef XTERM_COLOR_CHANGE
761	void	982	void
762	rxvt_term::set_window_color (int idx, const char *color)	983	rxvt_term::set_window_color (int idx, const char *color)
763	{	984	{
764	rxvt_color xcol;	985	rxvt_color xcol;
765	int i;	986	int i;
766		987
767	if (color == NULL || *color == '\0')	988	if (color == NULL || *color == '\0')
768	return;	989	return;
769		990
770	/* handle color aliases */	991	/* handle color aliases */
771	if (isdigit(*color))	992	if (isdigit (*color))
772	{	993	{
773	i = atoi(color);	994	i = atoi (color);
		995
774	if (i >= 8 && i <= 15)	996	if (i >= 8 && i <= 15)
775	{ /* bright colors */	997	{ /* bright colors */
776	i -= 8;	998	i -= 8;
777	# ifndef NO_BRIGHTCOLOR	999	# ifndef NO_BRIGHTCOLOR
778	PixColors[idx] = PixColors[minBrightCOLOR + i];	1000	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
779	SET_PIXCOLOR(idx);	1001	SET_PIXCOLOR (idx);
780	goto Done;	1002	goto done;
781	# endif	1003	# endif
782
783	}	1004	}
		1005
784	if (i >= 0 && i <= 7)	1006	if (i >= 0 && i <= 7)
785	{ /* normal colors */	1007	{ /* normal colors */
786	PixColors[idx] = PixColors[minCOLOR + i];	1008	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787	SET_PIXCOLOR(idx);	1009	SET_PIXCOLOR (idx);
788	goto Done;	1010	goto done;
789	}	1011	}
790	}	1012	}
		1013
791	if (!rXParseAllocColor (& xcol, color))	1014	if (!rXParseAllocColor (&xcol, color))
792	return;	1015	return;
		1016
793	/* XStoreColor (display->display, XCMAP, XColor*); */	1017	/* XStoreColor (display->display, display->cmap, XColor*); */
794		1018
795	/*	1019	/*
796	* FIXME: should free colors here, but no idea how to do it so instead,	1020	* FIXME: should free colors here, but no idea how to do it so instead,
797	* so just keep gobbling up the colormap	1021	* so just keep gobbling up the colormap
798	*/	1022	*/
799	# if 0	1023	# if 0
800	for (i = Color_Black; i <= Color_White; i++)	1024	for (i = Color_Black; i <= Color_White; i++)
801	if (PixColors[idx] == PixColors[i])	1025	if (pix_colors[idx] == pix_colors[i])
802	break;	1026	break;
803	if (i > Color_White)	1027	if (i > Color_White)
804	{	1028	{
805	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1029	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
806	XFreeColors(display->display, XCMAP, (PixColors + idx), 1,	1030	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
807	DisplayPlanes(display->display, display->screen));	1031	DisplayPlanes (display->display, display->screen));
808	}	1032	}
809	# endif	1033	# endif
810		1034
811	PixColors[idx] = xcol;	1035	pix_colors_focused[idx] = xcol;
812	SET_PIXCOLOR(idx);	1036	SET_PIXCOLOR (idx);
813		1037
814	/* XSetWindowAttributes attr; */	1038	/* XSetWindowAttributes attr; */
815	/* Cursor cursor; */	1039	/* Cursor cursor; */
816	Done:	1040	done:
817	if (idx == Color_bg && !(Options & Opt_transparent))
818	XSetWindowBackground(display->display, TermWin.vt,
819	PixColors[Color_bg]);
820		1041
		1042	#if OFF_FOCUS_FADING
		1043	if (rs[Rs_fade])
		1044	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1045	#endif
		1046
821	/* handle Color_BD, scrollbar background, etc. */	1047	/*TODO: handle Color_BD, scrollbar background, etc. */
822		1048
823	set_colorfgbg ();
824	recolour_cursor ();	1049	recolour_cursor ();
825	/* the only reasonable way to enforce a clean update */	1050	scr_recolour ();
826	scr_poweron ();
827	}	1051	}
828		1052
829	#else	1053	#else
830	# define set_window_color (idx,color) ((void)0)	1054	# define set_window_color (idx,color) ((void)0)
831	#endif /* XTERM_COLOR_CHANGE */	1055	#endif /* XTERM_COLOR_CHANGE */
832		1056
833	void	1057	void
834	rxvt_term::recolour_cursor ()	1058	rxvt_term::recolour_cursor ()
835	{	1059	{
836	#if TODO
837	rxvt_color xcol[2];	1060	XColor xcol[2];
838		1061
839	xcol[0] = PixColors[Color_pointer];	1062	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
840	xcol[1] = PixColors[Color_bg];	1063	? pix_colors_focused[Color_pointer_fg]
		1064	: pix_colors_focused[Color_fg];
		1065	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1066	? pix_colors_focused[Color_pointer_bg]
		1067	: pix_colors_focused[Color_bg];
		1068
841	XQueryColors (display->display, XCMAP, xcol, 2);	1069	XQueryColors (display->display, display->cmap, xcol, 2);
842	XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1]));	1070	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
843	#endif
844	}	1071	}
845		1072
846	/*----------------------------------------------------------------------*/	1073	/*----------------------------------------------------------------------*/
847	/*	1074	/*
848	* find if fg/bg matches any of the normal (low-intensity) colors	1075	* find if fg/bg matches any of the normal (low-intensity) colors
849	*/	1076	*/
850	void	1077	void
851	rxvt_term::set_colorfgbg ()	1078	rxvt_term::set_colorfgbg ()
852	{	1079	{
853	unsigned int i;	1080	unsigned int i;
854	const char *xpmb = "\0";	1081	const char *xpmb = "\0";
855	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1082	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
856		1083
857	env_colorfgbg =
858	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1084	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
859	STRCPY(fstr, "default");	1085	strcpy (fstr, "default");
860	STRCPY(bstr, "default");	1086	strcpy (bstr, "default");
861	for (i = Color_Black; i <= Color_White; i++)	1087	for (i = Color_Black; i <= Color_White; i++)
862	if (PixColors[Color_fg] == PixColors[i])	1088	if (pix_colors[Color_fg] == pix_colors[i])
863	{	1089	{
864	sprintf(fstr, "%d", (i - Color_Black));	1090	sprintf (fstr, "%d", (i - Color_Black));
865	break;	1091	break;
866	}	1092	}
		1093
867	for (i = Color_Black; i <= Color_White; i++)	1094	for (i = Color_Black; i <= Color_White; i++)
868	if (PixColors[Color_bg] == PixColors[i])	1095	if (pix_colors[Color_bg] == pix_colors[i])
869	{	1096	{
870	sprintf(bstr, "%d", (i - Color_Black));	1097	sprintf (bstr, "%d", (i - Color_Black));
871	#ifdef XPM_BACKGROUND	1098	#ifdef XPM_BACKGROUND
872	xpmb = "default;";	1099	xpmb = "default;";
873	#endif	1100	#endif
874	break;	1101	break;
875	}	1102	}
		1103
876	sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1104	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877	putenv(env_colorfgbg);
878
879	#ifndef NO_BRIGHTCOLOR
880	colorfgbg = DEFAULT_RSTYLE;
881	for (i = minCOLOR; i <= maxCOLOR; i++)
882	{
883	if (PixColors[Color_fg] == PixColors[i])
884	colorfgbg = SET_FGCOLOR(colorfgbg, i);
885	if (PixColors[Color_bg] == PixColors[i])
886	colorfgbg = SET_BGCOLOR(colorfgbg, i);
887	}
888	#endif
889	}	1105	}
890		1106
891	/*----------------------------------------------------------------------*/	1107	/*----------------------------------------------------------------------*/
892	/*
893	* Colour determination for low colour displays, routine from
894	* Hans de Goede <hans@highrise.nl>
895	*/
896		1108
897	int	1109	int
898	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1110	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
899	{	1111	{
900	if (!screen_in_out->set (display, colour))	1112	if (!screen_in_out->set (display, colour))
901	{	1113	{
902	rxvt_print_error("can't allocate colour: %s", colour);	1114	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
903	return false;	1115	return false;
904	}	1116	}
905		1117
906	return true;	1118	return true;
907	}	1119	}
908		1120
909	/* -------------------------------------------------------------------- *	1121	/* -------------------------------------------------------------------- *
910	* - WINDOW RESIZING - *	1122	* - WINDOW RESIZING - *
911	* -------------------------------------------------------------------- */	1123	* -------------------------------------------------------------------- */
912	void	1124	void
913	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1125	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
914	{	1126	{
915	int fix_screen;	1127	int fix_screen;
916
917	#ifdef SMART_RESIZE
918	int old_width = szHint.width, old_height = szHint.height;	1128	int old_width = szHint.width, old_height = szHint.height;
919	#endif	1129	dDisp;
920		1130
921	window_calc (width, height);	1131	window_calc (newwidth, newheight);
922	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1132	XSetWMNormalHints (disp, parent[0], &szHint);
		1133
923	if (!ignoreparent)	1134	if (!ignoreparent)
924	{	1135	{
925	#ifdef SMART_RESIZE	1136	#ifdef SMART_RESIZE
926	/*	1137	/*
927	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1138	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
930	int x, y, x1, y1;	1141	int x, y, x1, y1;
931	int dx, dy;	1142	int dx, dy;
932	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1143	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933	Window unused_cr;	1144	Window unused_cr;
934		1145
935	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1146	XTranslateCoordinates (disp, parent[0], display->root,
936	0, 0, &x, &y, &unused_cr);	1147	0, 0, &x, &y, &unused_cr);
937	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1148	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
938	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1149	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
939	/*	1150	/*
940	* if display->root isn't the parent window, a WM will probably have offset	1151	* if display->root isn't the parent window, a WM will probably have offset
941	* our position for handles and decorations. Counter it	1152	* our position for handles and decorations. Counter it
942	*/	1153	*/
…		…
944	{	1155	{
945	x -= x1;	1156	x -= x1;
946	y -= y1;	1157	y -= y1;
947	}	1158	}
948		1159
949	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1160	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
950	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1161	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
951	dx = old_width - szHint.width;	1162	dx = old_width - szHint.width;
952	dy = old_height - szHint.height;	1163	dy = old_height - szHint.height;
953		1164
954	/* Check position of the center of the window */	1165	/* Check position of the center of the window */
955	if (x < x1) /* left half */	1166	if (x < x1) /* left half */
…		…
959	if (y < y1) /* top half */	1170	if (y < y1) /* top half */
960	dy = 0;	1171	dy = 0;
961	else if (y == y1) /* exact center */	1172	else if (y == y1) /* exact center */
962	dy /= 2;	1173	dy /= 2;
963		1174
964	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1175	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
965	szHint.width, szHint.height);	1176	szHint.width, szHint.height);
966	#else	1177	#else
967	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1178	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
968	szHint.height);
969	#endif	1179	#endif
970
971	}	1180	}
972		1181
973	fix_screen = (TermWin.ncol != prev_ncol	1182	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
974	|| TermWin.nrow != prev_nrow);
975		1183
976	if (fix_screen || width != old_width || height != old_height)	1184	if (fix_screen || newwidth != old_width || newheight != old_height)
977	{	1185	{
978	if (scrollbar_visible ())	1186	if (scrollbar_visible ())
979	{	1187	{
980	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1188	XMoveResizeWindow (disp, scrollBar.win,
		1189	window_sb_x, 0,
981	0, scrollbar_TotalWidth (), szHint.height);	1190	scrollbar_TotalWidth (), szHint.height);
982	resize_scrollbar ();	1191	resize_scrollbar ();
983	}	1192	}
984		1193
985	if (menubar_visible ())	1194	if (menubar_visible ())
986	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1195	XMoveResizeWindow (disp, menuBar.win,
		1196	window_vt_x, 0,
987	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1197	TermWin_TotalWidth (), menuBar_TotalHeight ());
988		1198
989	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1199	XMoveResizeWindow (disp, vt,
990	window_vt_y, TermWin_TotalWidth (),	1200	window_vt_x, window_vt_y,
991	TermWin_TotalHeight ());	1201	TermWin_TotalWidth (), TermWin_TotalHeight ());
992	#ifdef RXVT_GRAPHICS	1202
993	if (old_height)
994	Gr_Resize (old_width - szHint.base_width,
995	old_height - szHint.base_height);
996	#endif
997	scr_clear ();	1203	scr_clear ();
998	#ifdef XPM_BACKGROUND	1204	#ifdef XPM_BACKGROUND
999	resize_pixmap ();	1205	resize_pixmap ();
1000	#endif	1206	#endif
1001
1002	}	1207	}
1003		1208
1004	if (fix_screen || old_height == 0)	1209	if (fix_screen || old_height == 0)
1005	{	1210	{
1006	int curr_screen = -1;	1211	int curr_screen = -1;
1007	int old_ncol = prev_ncol;	1212	int old_ncol = prev_ncol;
1008		1213
1009	/* scr_reset only works on the primary screen */	1214	/* scr_reset only works on the primary screen */
1010	if (old_height) /* this is not the first time through */	1215	if (old_height) /* this is not the first time through */
1011	{	1216	{
1012	unsigned int ncol = TermWin.ncol;	1217	unsigned int ocol = ncol;
1013	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1218	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014	curr_screen = scr_change_screen (PRIMARY);	1219	curr_screen = scr_change_screen (PRIMARY);
1015	TermWin.ncol = ncol;	1220	ncol = ocol;
1016	}	1221	}
1017		1222
1018	scr_reset();	1223	scr_reset ();
1019		1224
1020	if (curr_screen >= 0) /* this is not the first time through */	1225	if (curr_screen >= 0) /* this is not the first time through */
1021	{	1226	{
1022	scr_change_screen (curr_screen);	1227	scr_change_screen (curr_screen);
1023	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1228	selection_check (old_ncol != ncol ? 4 : 0);
1024	}	1229	}
1025	}	1230	}
1026		1231
1027	old_width = szHint.width;	1232	old_width = szHint.width;
1028	old_height = szHint.height;	1233	old_height = szHint.height;
		1234
		1235	#ifdef XPM_BACKGROUND
		1236	if (pixmap)
		1237	scr_touch (false);
		1238	#endif
1029		1239
1030	#ifdef USE_XIM	1240	#ifdef USE_XIM
1031	IMSetStatusPosition ();	1241	IMSetStatusPosition ();
1032	#endif	1242	#endif
1033	}	1243	}
…		…
1035	/*	1245	/*
1036	* Set the width/height of the vt window in characters. Units are pixels.	1246	* Set the width/height of the vt window in characters. Units are pixels.
1037	* good for toggling 80/132 columns	1247	* good for toggling 80/132 columns
1038	*/	1248	*/
1039	void	1249	void
1040	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1250	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041	{	1251	{
1042	XWindowAttributes wattr;	1252	XWindowAttributes wattr;
1043		1253
1044	if (width == 0 || height == 0)	1254	if (newwidth == 0 || newheight == 0)
1045	{	1255	{
1046	XGetWindowAttributes(display->display, display->root, &wattr);	1256	XGetWindowAttributes (display->display, display->root, &wattr);
		1257
1047	if (width == 0)	1258	if (newwidth == 0)
1048	width = wattr.width - szHint.base_width;	1259	newwidth = wattr.width - szHint.base_width;
1049	if (height == 0)	1260	if (newheight == 0)
1050	height = wattr.height - szHint.base_height;	1261	newheight = wattr.height - szHint.base_height;
1051	}
1052	if (width != TermWin.width || height != TermWin.height)
1053	{	1262	}
		1263
		1264	if (newwidth != width || newheight != height)
		1265	{
1054	width += szHint.base_width;	1266	newwidth += szHint.base_width;
1055	height += szHint.base_height;	1267	newheight += szHint.base_height;
1056	resize_all_windows (width, height, 0);	1268	resize_all_windows (newwidth, newheight, 0);
1057	}	1269	}
1058	}	1270	}
1059		1271
1060	/* -------------------------------------------------------------------- *	1272	/* -------------------------------------------------------------------- *
1061	* - X INPUT METHOD ROUTINES - *	1273	* - X INPUT METHOD ROUTINES - *
1062	* -------------------------------------------------------------------- */	1274	* -------------------------------------------------------------------- */
1063	#ifdef USE_XIM	1275	#ifdef USE_XIM
1064		1276
1065	void	1277	void
		1278	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1279	{
		1280	fg = pix_colors[Color_fg];
		1281	bg = pix_colors[Color_bg];
		1282	}
		1283
		1284	void
1066	rxvt_term::im_set_size (XRectangle *size)	1285	rxvt_term::im_set_size (XRectangle &size)
1067	{	1286	{
1068	size->x = TermWin.int_bwidth;	1287	// the int_bwidth terms make no sense to me
1069	size->y = TermWin.int_bwidth;	1288	size.x = int_bwidth;
1070	size->width = Width2Pixel(TermWin.ncol);	1289	size.y = int_bwidth;
1071	size->height = Height2Pixel(TermWin.nrow);	1290	size.width = Width2Pixel (ncol) + int_bwidth;
		1291	size.height = Height2Pixel (nrow) + int_bwidth;
1072	}	1292	}
1073		1293
1074	void	1294	void
1075	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1295	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1296	XRectangle &status_rect,
		1297	const XRectangle &needed_rect)
1076	{	1298	{
1077	*fg = PixColors[Color_fg];	1299	preedit_rect.x = needed_rect.width;
1078	*bg = PixColors[Color_bg];	1300	preedit_rect.y = 0;
		1301	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1302	preedit_rect.height = fheight;
		1303
		1304	status_rect.x = 0;
		1305	status_rect.y = 0;
		1306	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1307	status_rect.height = fheight;
1079	}	1308	}
1080		1309
1081	/* Checking whether input method is running. */	1310	/* Checking whether input method is running. */
1082	bool	1311	bool
1083	rxvt_term::IMisRunning ()	1312	rxvt_term::IMisRunning ()
1084	{	1313	{
1085	char *p;	1314	char *p;
1086	Atom atom;	1315	Atom atom;
1087	Window win;	1316	Window win;
1088	char server[IMBUFSIZ];	1317	char server[IMBUFSIZ];
1089		1318
1090	/* get current locale modifier */	1319	/* get current locale modifier */
1091	if ((p = XSetLocaleModifiers(NULL)) != NULL)	1320	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1092	{	1321	{
1093	STRCPY(server, "@server=");	1322	strcpy (server, "@server=");
1094	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1323	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1324
1095	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1325	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1096	*p = '\0';	1326	*p = '\0';
1097		1327
1098	atom = XInternAtom(display->display, server, False);	1328	atom = XInternAtom (display->display, server, False);
1099	win = XGetSelectionOwner(display->display, atom);	1329	win = XGetSelectionOwner (display->display, atom);
		1330
1100	if (win != None)	1331	if (win != None)
1101	return True;	1332	return True;
1102	}	1333	}
		1334
1103	return False;	1335	return False;
1104	}	1336	}
1105		1337
1106	void	1338	void
1107	rxvt_term::IMSendSpot ()	1339	rxvt_term::IMSendSpot ()
1108	{	1340	{
1109	XPoint spot;	1341	XPoint nspot;
1110	XVaNestedList preedit_attr;	1342	XVaNestedList preedit_attr;
1111		1343
1112	if (Input_Context == NULL	1344	if (!Input_Context
		1345	|| !focus
1113	|| !TermWin.focus || !(input_style & XIMPreeditPosition)	1346	|| !(input_style & XIMPreeditPosition))
1114	|| !(event_type == KeyPress
1115	|| event_type == Expose
1116	|| event_type == NoExpose
1117	|| event_type == SelectionNotify
1118	|| event_type == ButtonRelease || event_type == FocusIn)
1119	|| !IMisRunning ())
1120	return;	1347	return;
1121		1348
1122	im_set_position (&spot);	1349	im_set_position (nspot);
1123		1350
		1351	if (nspot.x == spot.x && nspot.y == spot.y)
		1352	return;
		1353
		1354	spot = nspot;
		1355
1124	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1356	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125	XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1357	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126	XFree(preedit_attr);	1358	XFree (preedit_attr);
1127	}
1128
1129	void
1130	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131	XRectangle * needed_rect)
1132	{
1133	int mbh, vtx = 0;
1134
1135	if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1136	vtx = scrollbar_TotalWidth();
1137
1138	mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1139	mbh -= TermWin.lineSpace;
1140
1141	preedit_rect->x = needed_rect->width + vtx;
1142	preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1143
1144	preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1145	preedit_rect->height = Height2Pixel(1);
1146
1147	status_rect->x = vtx;
1148	status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1149
1150	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1151	status_rect->height = Height2Pixel(1);
1152	}	1359	}
1153		1360
1154	void	1361	void
1155	rxvt_term::im_destroy ()	1362	rxvt_term::im_destroy ()
1156	{	1363	{
1157	if (Input_Context)
1158	{
1159	XDestroyIC (Input_Context);
1160	Input_Context = NULL;
1161	}
1162
1163	if (input_method)	1364	if (input_method)
1164	{	1365	{
		1366	if (Input_Context && input_method->xim)
		1367	XDestroyIC (Input_Context);
		1368
1165	display->put_xim (input_method);	1369	display->put_xim (input_method);
1166	input_method = 0;	1370	input_method = 0;
1167	}	1371	}
		1372
		1373	Input_Context = 0;
1168	}	1374	}
1169		1375
1170	/*	1376	/*
1171	* Try to open a XIM with the current modifiers, then see if we can	1377	* Try to open a XIM with the current modifiers, then see if we can
1172	* open a suitable preedit type	1378	* open a suitable preedit type
1173	*/	1379	*/
1174	bool	1380	bool
1175	rxvt_term::IM_get_IC (const char *modifiers)	1381	rxvt_term::IM_get_IC (const char *modifiers)
1176	{	1382	{
1177	int i, j, found;	1383	int i, j, found;
1178	XIM xim;	1384	XIM xim;
1179	XPoint spot;	1385	XPoint spot;
1180	XRectangle rect, status_rect, needed_rect;	1386	XRectangle rect, status_rect, needed_rect;
1181	unsigned long fg, bg;	1387	unsigned long fg, bg;
1182	const char *p;	1388	const char *p;
1183	char **s;	1389	char **s;
1184	XIMStyles *xim_styles;	1390	XIMStyles *xim_styles;
1185	XVaNestedList preedit_attr, status_attr;
1186		1391
1187	if (!((p = XSetLocaleModifiers (modifiers)) && *p))	1392	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188	return false;	1393	return false;
1189		1394
1190	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1395	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1191	input_method = display->get_xim (locale, modifiers);	1396	input_method = display->get_xim (locale, modifiers);
1192	if (input_method == NULL)	1397	if (input_method == NULL)
1193	return false;	1398	return false;
1194		1399
1195	xim = input_method->xim;	1400	xim = input_method->xim;
		1401	spot.x = spot.y = -1;
1196		1402
1197	xim_styles = NULL;	1403	xim_styles = NULL;
1198	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1404	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles)	1405	|| !xim_styles || !xim_styles->count_styles)
1200	{	1406	{
1201	display->put_xim (input_method);	1407	im_destroy ();
1202	return false;	1408	return false;
1203	}	1409	}
1204		1410
1205	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1411	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1412
		1413	for (int pi = 0; pi < 2; pi++)
		1414	{
		1415	p = pet[pi];
		1416
		1417	if (!p)
		1418	continue;
		1419
1206	s = rxvt_splitcommastring(p);	1420	s = rxvt_splitcommastring (p);
		1421
1207	for (i = found = 0; !found && s[i]; i++)	1422	for (i = found = 0; !found && s[i]; i++)
1208	{	1423	{
1209	if (!STRCMP(s[i], "OverTheSpot"))	1424	if (!strcmp (s[i], "OverTheSpot"))
1210	input_style = (XIMPreeditPosition | XIMStatusNothing);	1425	input_style = (XIMPreeditPosition | XIMStatusNothing);
1211	else if (!STRCMP(s[i], "OffTheSpot"))	1426	else if (!strcmp (s[i], "OffTheSpot"))
1212	input_style = (XIMPreeditArea | XIMStatusArea);	1427	input_style = (XIMPreeditArea | XIMStatusArea);
1213	else if (!STRCMP(s[i], "Root"))	1428	else if (!strcmp (s[i], "Root"))
1214	input_style = (XIMPreeditNothing | XIMStatusNothing);	1429	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1430	else if (!strcmp (s[i], "None"))
		1431	input_style = (XIMPreeditNone | XIMStatusNone);
1215		1432
1216	for (j = 0; j < xim_styles->count_styles; j++)	1433	for (j = 0; j < xim_styles->count_styles; j++)
1217	if (input_style == xim_styles->supported_styles[j])	1434	if (input_style == xim_styles->supported_styles[j])
1218	{	1435	{
		1436	rxvt_freecommastring (s);
		1437
1219	found = 1;	1438	found = 1;
1220	break;	1439	goto foundpet;
		1440	}
		1441
1221	}	1442	}
1222	}
1223		1443
1224	for (i = 0; s[i]; i++)	1444	rxvt_freecommastring (s);
1225	free (s[i]);	1445	}
1226		1446
1227	free (s);	1447	foundpet:
		1448
1228	XFree (xim_styles);	1449	XFree (xim_styles);
1229		1450
1230	if (!found)	1451	if (!found)
1231	{	1452	{
1232	display->put_xim (input_method);	1453	im_destroy ();
1233	return false;	1454	return false;
1234	}	1455	}
1235		1456
1236	preedit_attr = status_attr = NULL;	1457	XFontSet fs = 0;
		1458	XVaNestedList preedit_attr = 0, status_attr = 0;
		1459
		1460	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1461	{
		1462	// fake us a font-set, please
		1463	char **missing_charset_list;
		1464	int missing_charset_count;
		1465	char *def_string;
		1466	char pat[512];
		1467
		1468	sprintf (pat,
		1469	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1470	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1471	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1472	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1473	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1474	"*",
		1475	fheight,
		1476	fheight + 1, fheight - 1,
		1477	fheight - 2, fheight + 2);
		1478
		1479	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1480	&missing_charset_list, &missing_charset_count, &def_string);
		1481
		1482	if (missing_charset_list)
		1483	XFreeStringList (missing_charset_list);
		1484
		1485	if (!fs)
		1486	{
		1487	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1488	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1489	}
		1490	}
1237		1491
1238	if (input_style & XIMPreeditPosition)	1492	if (input_style & XIMPreeditPosition)
1239	{	1493	{
1240	im_set_size (&rect);	1494	im_set_size (rect);
1241	im_set_position (&spot);	1495	im_set_position (spot);
1242	im_set_color (&fg, &bg);	1496	im_set_color (fg, bg);
1243		1497
1244	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1498	preedit_attr = XVaCreateNestedList (0,
		1499	XNForeground, fg,
		1500	XNBackground, bg,
		1501	XNArea, &rect,
1245	XNSpotLocation, &spot,	1502	XNSpotLocation, &spot,
1246	XNForeground, fg, XNBackground, bg,
1247	//XNFontSet, TermWin.fontset,	1503	XNFontSet, fs,
1248	NULL);	1504	NULL);
1249	}	1505	}
1250	else if (input_style & XIMPreeditArea)	1506	else if (input_style & XIMPreeditArea)
1251	{	1507	{
1252	im_set_color (&fg, &bg);	1508	im_set_color (fg, bg);
1253		1509
1254	/*	1510	/*
1255	* The necessary width of preedit area is unknown	1511	* The necessary width of preedit area is unknown
1256	* until create input context.	1512	* until create input context.
1257	*/	1513	*/
1258	needed_rect.width = 0;	1514	needed_rect.width = 0;
1259
1260	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1515	im_set_preedit_area (rect, status_rect, needed_rect);
1261		1516
1262	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1517	preedit_attr = XVaCreateNestedList (0,
		1518	XNForeground, fg,
1263	XNForeground, fg, XNBackground, bg,	1519	XNBackground, bg,
		1520	XNArea, &rect,
		1521	XNFontSet, fs,
		1522	NULL);
		1523	status_attr = XVaCreateNestedList (0,
		1524	XNForeground, fg,
		1525	XNBackground, bg,
		1526	XNArea, &status_rect,
1264	//XNFontSet, TermWin.fontset,	1527	XNFontSet, fs,
1265	NULL);	1528	NULL);
1266	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1267	XNForeground, fg, XNBackground, bg,
1268	//XNFontSet, TermWin.fontset,
1269	NULL);
1270	}	1529	}
1271		1530
1272	Input_Context = XCreateIC(xim, XNInputStyle, input_style,	1531	Input_Context = XCreateIC (xim,
		1532	XNInputStyle, input_style,
1273	XNClientWindow, TermWin.parent[0],	1533	XNClientWindow, vt,
1274	XNFocusWindow, TermWin.parent[0],	1534	XNFocusWindow, parent[0],
1275	preedit_attr ? XNPreeditAttributes : NULL,	1535	preedit_attr ? XNPreeditAttributes : NULL,
1276	preedit_attr,	1536	preedit_attr,
1277	status_attr ? XNStatusAttributes : NULL,	1537	status_attr ? XNStatusAttributes : NULL,
1278	status_attr, NULL);	1538	status_attr, NULL);
		1539
1279	if (preedit_attr) XFree(preedit_attr);	1540	if (preedit_attr) XFree (preedit_attr);
1280	if (status_attr) XFree(status_attr);	1541	if (status_attr) XFree (status_attr);
		1542	if (fs) XFreeFontSet (display->display, fs);
1281		1543
1282	if (Input_Context == NULL)	1544	if (Input_Context == NULL)
1283	{	1545	{
1284	rxvt_print_error("failed to create input context");	1546	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285	display->put_xim (input_method);	1547	im_destroy ();
1286	return false;	1548	return false;
1287	}	1549	}
1288		1550
1289	if (input_style & XIMPreeditArea)	1551	if (input_style & XIMPreeditArea)
1290	IMSetStatusPosition ();	1552	IMSetStatusPosition ();
1291		1553
1292	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1554	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1293	return true;	1555	return true;
1294	}	1556	}
1295		1557
1296	void	1558	void
1297	rxvt_term::im_cb ()	1559	rxvt_term::im_cb ()
1298	{	1560	{
1299	int i, found, had_im;	1561	int i;
1300	const char *p;	1562	const char *p;
1301	char **s;	1563	char **s;
1302	char buf[IMBUFSIZ];	1564	char buf[IMBUFSIZ];
1303		1565
		1566	SET_R (this);
		1567
1304	im_destroy ();	1568	im_destroy ();
1305		1569
1306	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1570	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1307	if (Input_Context)	1571	if (Input_Context)
1308	return;	1572	return;
1309		1573
1310	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1574	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311	if (rs[Rs_imLocale])	1575	if (rs[Rs_imLocale])
1312	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1576	SET_LOCALE (rs[Rs_imLocale]);
1313	#endif	1577	#endif
1314		1578
1315	p = rs[Rs_inputMethod];	1579	p = rs[Rs_inputMethod];
1316	if (p && *p)	1580	if (p && *p)
1317	{	1581	{
1318	bool found = false;	1582	bool found = false;
1319		1583
1320	s = rxvt_splitcommastring (p);	1584	s = rxvt_splitcommastring (p);
		1585
1321	for (i = 0; s[i]; i++)	1586	for (i = 0; s[i]; i++)
1322	{	1587	{
1323	if (*s[i])	1588	if (*s[i])
1324	{	1589	{
1325	STRCPY (buf, "@im=");	1590	strcpy (buf, "@im=");
1326	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1591	strncat (buf, s[i], IMBUFSIZ - 5);
1327	if (IM_get_IC (buf))	1592	if (IM_get_IC (buf))
1328	{	1593	{
1329	found = true;	1594	found = true;
1330	break;	1595	break;
1331	}	1596	}
1332	}	1597	}
1333	}	1598	}
1334	for (i = 0; s[i]; i++)	1599
1335	free(s[i]);	1600	rxvt_freecommastring (s);
1336	free(s);
1337		1601
1338	if (found)	1602	if (found)
1339	goto done;	1603	goto done;
1340	}	1604	}
1341		1605
…		…
1348	goto done;	1612	goto done;
1349		1613
1350	done:	1614	done:
1351	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1615	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352	if (rs[Rs_imLocale])	1616	if (rs[Rs_imLocale])
1353	setlocale (LC_CTYPE, locale);	1617	SET_LOCALE (locale);
1354	#endif	1618	#endif
1355	}	1619	}
1356		1620
1357	void	1621	void
1358	rxvt_term::IMSetStatusPosition ()	1622	rxvt_term::IMSetStatusPosition ()
1359	{	1623	{
1360	XRectangle preedit_rect, status_rect, *needed_rect;	1624	XRectangle preedit_rect, status_rect, *needed_rect;
1361	XVaNestedList preedit_attr, status_attr;	1625	XVaNestedList preedit_attr, status_attr;
1362		1626
1363	if (Input_Context == NULL	1627	if (!Input_Context
		1628	|| !focus
1364	|| !TermWin.focus || !(input_style & XIMPreeditArea)	1629	|| !(input_style & XIMPreeditArea)
1365	|| !IMisRunning ())	1630	|| !IMisRunning ())
1366	return;	1631	return;
1367		1632
1368	/* Getting the necessary width of preedit area */	1633	/* Getting the necessary width of preedit area */
1369	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1634	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370	XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL);	1635	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371	XFree(status_attr);	1636	XFree (status_attr);
1372		1637
1373	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1638	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1639	XFree (needed_rect);
1374		1640
1375	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1641	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1642	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377		1643
1378	XSetICValues(Input_Context,	1644	XSetICValues (Input_Context,
1379	XNPreeditAttributes, preedit_attr,	1645	XNPreeditAttributes, preedit_attr,
1380	XNStatusAttributes, status_attr, NULL);	1646	XNStatusAttributes, status_attr, NULL);
1381		1647
1382	XFree(preedit_attr);	1648	XFree (preedit_attr);
1383	XFree(status_attr);	1649	XFree (status_attr);
1384	}	1650	}
1385	#endif /* USE_XIM */	1651	#endif /* USE_XIM */
1386		1652
1387	/*----------------------------------------------------------------------*/	1653	/*----------------------------------------------------------------------*/
1388	rxvt_t rxvt_current_term;	1654	rxvt_t rxvt_current_term;

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