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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.33 by pcg, Fri Feb 13 13:28:17 2004 UTC vs.
Revision 1.165 by root, Sun Jan 8 00:20:12 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7	* - original version	7	* - original version
…		…
11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12	* - extensive modifications	12	* - extensive modifications
13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 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	#include "keyboard.h"
		36	#include "rxvtperl.h"
35		37
		38	#include <limits>
		39
36	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
37		42
38	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
39	# include <grp.h>	44	# include <grp.h>
40	#endif	45	#endif
41		46
42	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	48	# include <termios.h>
44	#endif	49	#endif
45		50
46	#include <cstring>	51	vector<rxvt_term *> rxvt_term::termlist;
47		52
48	static char curlocale[128];	53	static char curlocale[128], savelocale[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);
57	}	63	return true;
58	}	64	}
59		65
		66	bool
		67	rxvt_push_locale (const char *locale)
		68	{
		69	strcpy (savelocale, curlocale);
		70	rxvt_set_locale (locale);
		71	}
		72
60	void *	73	void
61	rxvt_term::operator new (size_t s)	74	rxvt_pop_locale ()
62	{	75	{
63	void *p = malloc (s);	76	rxvt_set_locale (savelocale);
		77	}
64		78
65	MEMSET (p, 0, s);	79	#if ENABLE_COMBINING
		80	class rxvt_composite_vec rxvt_composite;
		81
		82	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		83	{
		84	compose_char *cc;
		85
		86	// break compose chains, as stupid readline really likes to duplicate
		87	// composing characters for some reason near the end of a line.
		88	cc = (*this)[c1];
		89	while (cc)
		90	{
		91	if (cc->c2 == c2) return c1;
		92	cc = (*this)[cc->c1];
		93	}
		94
		95	// check to see wether this combination already exists otherwise
		96	for (cc = v.end (); cc-- > v.begin (); )
		97	{
		98	if (cc->c1 == c1 && cc->c2 == c2)
		99	return COMPOSE_LO + (cc - v.begin ());
		100	}
		101
		102	// allocate a new combination
		103	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		104	{
		105	static int seen;
		106
		107	if (!seen++)
		108	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		109
		110	return REPLACEMENT_CHAR;
		111	}
		112
		113	v.push_back (compose_char (c1, c2));
		114
		115	return v.size () - 1 + COMPOSE_LO;
		116	}
		117
		118	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		119	{
		120	compose_char *cc = (*this)[c];
		121
		122	if (!cc)
		123	{
		124	if (r) *r = c;
		125	return 1;
		126	}
		127
		128	int len = expand (cc->c1, r);
		129
		130	if (r) r += len;
		131
		132	if (cc->c2 != NOCHAR)
		133	{
		134	len++;
		135	if (r) *r++ = cc->c2;
		136	}
		137
66	return p;	138	return len;
67	}
68		139
69	void
70	rxvt_term::operator delete (void *p, size_t s)
71	{
72	free (p);
73	}	140	}
		141	#endif
74		142
75	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
76	:	144	:
		145	#if TRANSPARENT
77	rootwin_ev (this, &rxvt_term::rootwin_cb),	146	rootwin_ev (this, &rxvt_term::rootwin_cb),
		147	#endif
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
		154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
		158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		168	#endif
		169	#ifdef POINTER_BLANK
		170	pointer_ev (this, &rxvt_term::pointer_cb),
		171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
78	termwin_ev (this, &rxvt_term::x_cb),	175	termwin_ev (this, &rxvt_term::x_cb),
79	vt_ev (this, &rxvt_term::x_cb),	176	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),	177	check_ev (this, &rxvt_term::check_cb),
		178	flush_ev (this, &rxvt_term::flush_cb),
96	destroy_ev (this, &rxvt_term::destroy_cb),	179	destroy_ev (this, &rxvt_term::destroy_cb),
97	pty_ev (this, &rxvt_term::pty_cb),	180	pty_ev (this, &rxvt_term::pty_cb),
98	incr_ev (this, &rxvt_term::incr_cb),	181	incr_ev (this, &rxvt_term::incr_cb)
		182	{
		183	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		184
		185	termlist.push_back (this);
		186
		187	#ifdef KEYSYM_RESOURCE
		188	keyboard = new keyboard_manager;
		189
		190	if (!keyboard)
		191	rxvt_fatal ("out of memory, aborting.\n");
		192	#endif
		193	}
		194
		195	// clean up the most important stuff, do *not* call x or free mem etc.
		196	// for use before an emergency exit
		197	void rxvt_term::emergency_cleanup ()
		198	{
		199	if (cmd_pid)
		200	kill (-cmd_pid, SIGHUP);
		201
		202	#ifdef UTMP_SUPPORT
		203	privileged_utmp (RESTORE);
		204	#endif
		205
		206	pty.put ();
		207	}
		208
		209	rxvt_term::~rxvt_term ()
		210	{
		211	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		212
		213	termlist.erase (find (termlist.begin (), termlist.end(), this));
		214
		215	emergency_cleanup ();
		216
		217	#if ENABLE_STYLES
		218	for (int i = RS_styleCount; --i; )
		219	if (fontset[i] != fontset[0])
		220	delete fontset[i];
		221	#endif
		222	delete fontset[0];
		223
		224	if (display)
		225	{
		226	dDisp;
		227
		228	selection_clear ();
		229
99	#ifdef USE_XIM	230	#ifdef USE_XIM
100	im_ev (this, &rxvt_term::im_cb)	231	im_destroy ();
101	#endif	232	#endif
102	{	233	#ifdef MENUBAR
103	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	234	if (menubarGC) XFreeGC (disp, menubarGC);
104	}	235	#endif
		236	#ifdef XTERM_SCROLLBAR
		237	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		238	if (ShadowGC) XFreeGC (disp, ShadowGC);
		239	#endif
		240	#ifdef PLAIN_SCROLLBAR
		241	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		242	#endif
		243	#ifdef NEXT_SCROLLBAR
		244	if (blackGC) XFreeGC (disp, blackGC);
		245	if (whiteGC) XFreeGC (disp, whiteGC);
		246	if (grayGC) XFreeGC (disp, grayGC);
		247	if (darkGC) XFreeGC (disp, darkGC);
		248	if (stippleGC) XFreeGC (disp, stippleGC);
		249	if (dimple) XFreePixmap (disp, dimple);
		250	if (upArrow) XFreePixmap (disp, upArrow);
		251	if (downArrow) XFreePixmap (disp, downArrow);
		252	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		253	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		254	#endif
		255	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		256	if (topShadowGC) XFreeGC (disp, topShadowGC);
		257	if (botShadowGC) XFreeGC (disp, botShadowGC);
		258	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		259	#endif
		260	if (gc) XFreeGC (disp, gc);
105		261
106	rxvt_term::~rxvt_term ()	262	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
107	{	263	delete menuBar.drawable;
108	if (cmd_fd >= 0)	264	//if (menuBar.win)
109	close (cmd_fd);	265	// XDestroyWindow (disp, menuBar.win);
		266	#endif
		267	delete drawable;
		268	// destroy all windows
		269	if (parent[0])
		270	XDestroyWindow (disp, parent[0]);
		271	}
		272
		273	// TODO: free pixcolours, colours should become part of rxvt_display
		274
		275	delete pix_colors_focused;
		276	#if OFF_FOCUS_FADING
		277	delete pix_colors_unfocused;
		278	#endif
		279
		280	displays.put (display);
110		281
111	scr_release ();	282	scr_release ();
112		283
		284	/* clear all resources */
		285	for (int i = 0; i < allocated.size (); i++)
		286	free (allocated [i]);
		287
		288	free (selection.text);
		289	// TODO: manage env vars in child only(!)
113	free (env_windowid);	290	free (env_windowid);
114	free (env_display);	291	free (env_display);
115	free (env_term);	292	free (env_term);
116	free (env_colorfgbg);	293	free (env_colorfgbg);
117	free (locale);	294	free (locale);
118	free (codeset);	295	free (v_buffer);
119		296	free (incr_buf);
120	#ifndef NO_SETOWNER_TTYDEV
121	privileged_ttydev (RESTORE);
122	#endif
123	#ifdef UTMP_SUPPORT
124	privileged_utmp (RESTORE);
125	#endif
126
127	// TODO: free pixcolours, colours should become part of rxvt_display
128
129	delete PixColors;
130	delete TermWin.fontset;
131
132	displays.put (display);
133		297
134	delete envv;	298	delete envv;
135	delete argv;	299	delete argv;
		300
		301	#ifdef KEYSYM_RESOURCE
		302	delete keyboard;
		303	#endif
		304	}
		305
		306	void
		307	rxvt_term::child_exit ()
		308	{
		309	cmd_pid = 0;
		310
		311	if (!OPTION (Opt_hold))
		312	destroy ();
136	}	313	}
137		314
138	void	315	void
139	rxvt_term::destroy ()	316	rxvt_term::destroy ()
140	{	317	{
		318	if (destroy_ev.active)
		319	return;
		320
		321	#if ENABLE_OVERLAY
		322	scr_overlay_off ();
		323	#endif
		324
141	if (display)	325	if (display)
142	{	326	{
143	if (TermWin.parent[0])	327	#if USE_XIM
144	XDestroyWindow (display->display, TermWin.parent[0]);	328	im_ev.stop (display);
145		329	#endif
		330	#if HAVE_SCROLLBARS
		331	scrollbar_ev.stop (display);
		332	#endif
		333	#if MENUBAR
		334	menubar_ev.stop (display);
		335	#endif
		336	#if TRANSPARENT
146	rootwin_ev.stop (display);	337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
147	termwin_ev.stop (display);	340	termwin_ev.stop (display);
148	vt_ev.stop (display);	341	vt_ev.stop (display);
149
150	#ifdef USE_XIM
151	im_destroy ();
152	im_ev.stop (display);
153	#endif
154	#ifdef HAVE_SCROLLBARS
155	scrollbar_ev.stop (display);
156	#endif
157	#ifdef MENUBAR
158	menubar_ev.stop (display);
159	#endif
160	}	342	}
161		343
162	check_ev.stop ();	344	check_ev.stop ();
163	pty_ev.stop ();	345	pty_ev.stop ();
164	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
165	cursor_blink_ev.stop ();	347	cursor_blink_ev.stop ();
166	#endif	348	#endif
167	#ifdef TEXT_BLINK	349	#ifdef TEXT_BLINK
168	text_blink_ev.stop ();	350	text_blink_ev.stop ();
169	#endif	351	#endif
		352	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		353	cont_scroll_ev.stop ();
		354	#endif
		355	#ifdef SELECTION_SCROLLING
		356	sel_scroll_ev.stop ();
		357	#endif
170	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
171	pointer_ev.stop ();	359	pointer_ev.stop ();
172	#endif	360	#endif
173		361
174	destroy_ev.start (0);	362	destroy_ev.start (0);
…		…
181		369
182	delete this;	370	delete this;
183	}	371	}
184		372
185	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
186	/* rxvt_init () */	374	/*
187	/* LIBPROTO */	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	rxvt_t	376	* TODO: if debugging, this should free up any known resources if we can
189	rxvt_init (int argc, const char *const *argv)	377	*/
190	{	378	static XErrorHandler old_xerror_handler;
191	SET_R (new rxvt_term);
192		379
193	if (!GET_R->init_vars () || !GET_R->init (argc, argv))	380	static void
		381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if ENABLE_FRILLS
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
194	{	408	}
195	delete GET_R;	409	if ((event->error_code == BadWindow) ||
196	SET_R (0);	410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
197	}	429	}
198		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
199	return GET_R;	431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
200	}	433	}
		434	#endif
201		435
		436	int
202	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);	437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
203
204	void
205	rxvt_init_signals ()
206	{	438	{
207	/* install exit handler for cleanup */	439	if (GET_R->allowedxerror == -1)
208	#if 0	440	GET_R->allowedxerror = event->error_code;
209	#ifdef HAVE_ATEXIT	441	else
210	atexit (rxvt_clean_exit);	442	{
		443	// GET_R is most likely not the terminal which caused the error,
		444	// so just output the error and continue
		445	#if ENABLE_FRILLS
		446	print_x_error (display, event);
211	#else	447	#else
		448	old_xerror_handler (display, event);
212	#endif	449	#endif
213	#endif	450	}
214		451
215	struct sigaction sa;	452	return 0;
216
217	sigfillset (&sa.sa_mask);
218	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
219	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
220	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
221	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
222	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
223	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
224	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
225
226	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
227	/* signal (SIGURG, SIG_DFL); */
228
229	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
230	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
231	}	453	}
232		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
233	bool	465	bool
234	rxvt_term::init (int argc, const char *const *argv)	466	rxvt_term::init (int argc, const char *const *argv)
		467	{
		468	SET_R (this);
		469
		470	set_locale ("");
		471
		472	if (!init_vars ())
		473	return false;
		474
		475	init_secondary ();
		476
		477	const char **cmd_argv = init_resources (argc, argv);
		478
		479	#ifdef KEYSYM_RESOURCE
		480	keyboard->register_done ();
		481	#endif
		482
		483	#if MENUBAR_MAX
		484	menubar_read (rs[Rs_menu]);
		485	#endif
		486	#ifdef HAVE_SCROLLBARS
		487	if (OPTION (Opt_scrollBar))
		488	scrollBar.setIdle (); /* set existence for size calculations */
		489	#endif
		490
		491	#if ENABLE_PERL
		492	if (!rs[Rs_perl_ext_1])
		493	rs[Rs_perl_ext_1] = "default";
		494
		495	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		496	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		497	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		498	{
		499	rxvt_perl.init ();
		500	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		501	}
		502	#endif
		503
		504	create_windows (argc, argv);
		505
		506	dDisp;
		507
		508	init_xlocale ();
		509
		510	scr_reset (); /* initialize screen */
		511
		512	#if 0
		513	XSynchronize (disp, True);
		514	#endif
		515
		516	#ifdef HAVE_SCROLLBARS
		517	if (OPTION (Opt_scrollBar))
		518	resize_scrollbar (); /* create and map scrollbar */
		519	#endif
		520	#if (MENUBAR_MAX)
		521	if (menubar_visible ())
		522	XMapWindow (disp, menuBar.win);
		523	#endif
		524	#ifdef TRANSPARENT
		525	if (OPTION (Opt_transparent))
		526	{
		527	XSelectInput (disp, display->root, PropertyChangeMask);
		528	check_our_parents ();
		529	rootwin_ev.start (display, display->root);
		530	}
		531	#endif
		532
		533	XMapWindow (disp, vt);
		534	XMapWindow (disp, parent[0]);
		535
		536	set_colorfgbg ();
		537
		538	init_command (cmd_argv);
		539
		540	free (cmd_argv);
		541
		542	if (pty.pty >= 0)
		543	pty_ev.start (pty.pty, EVENT_READ);
		544
		545	check_ev.start ();
		546
		547	HOOK_INVOKE ((this, HOOK_START, DT_END));
		548
		549	return true;
		550	}
		551
		552	static struct sig_handlers
		553	{
		554	sig_watcher sw_chld, sw_term, sw_int;
		555
		556	void sig_chld (sig_watcher &w)
		557	{
		558	// we are being called for every SIGCHLD, find the corresponding term
		559	int pid;
		560
		561	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		562	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		563	if (pid == (*t)->cmd_pid)
		564	{
		565	(*t)->child_exit ();
		566	break;
		567	}
		568	}
		569
		570	/*
		571	* Catch a fatal signal and tidy up before quitting
		572	*/
		573	void
		574	sig_term (sig_watcher &w)
		575	{
		576	#ifdef DEBUG_CMD
		577	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		578	#endif
		579	rxvt_emergency_cleanup ();
		580	signal (w.signum, SIG_DFL);
		581	kill (getpid (), w.signum);
		582	}
		583
		584	sig_handlers ()
		585	: sw_chld (this, &sig_handlers::sig_chld),
		586	sw_term (this, &sig_handlers::sig_term),
		587	sw_int (this, &sig_handlers::sig_term)
		588	{
		589	}
		590	} sig_handlers;
		591
		592	void
		593	rxvt_init ()
235	{	594	{
236	/*	595	/*
237	* Save and then give up any super-user privileges	596	* Save and then give up any super-user privileges
238	* If we need privileges in any area then we must specifically request it.	597	* If we need privileges in any area then we must specifically request it.
239	* We should only need to be root in these cases:	598	* We should only need to be root in these cases:
240	* 1. write utmp entries on some systems	599	* 1. write utmp entries on some systems
241	* 2. chown tty on some systems	600	* 2. chown tty on some systems
242	*/	601	*/
243	privileges (SAVE);	602	rxvt_privileges (SAVE);
244	privileges (IGNORE);	603	rxvt_privileges (IGNORE);
245		604
246	init_secondary ();	605	signal (SIGHUP, SIG_IGN);
		606	signal (SIGPIPE, SIG_IGN);
247		607
248	const char **cmd_argv = init_resources (argc, argv);	608	sig_handlers.sw_chld.start (SIGCHLD);
		609	sig_handlers.sw_term.start (SIGTERM);
		610	sig_handlers.sw_int.start (SIGINT);
249		611
250	set_locale ("");	612	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		613	/* signal (SIGURG, SIG_DFL); */
251		614
252	#if (MENUBAR_MAX)	615	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
253	menubar_read (rs[Rs_menu]);	616	// TODO: handle this with exceptions and tolerate the memory loss
254	#endif	617	XSetIOErrorHandler (rxvt_xioerror_handler);
255	#ifdef HAVE_SCROLLBARS
256	if (Options & Opt_scrollBar)
257	scrollBar.setIdle (); /* set existence for size calculations */
258	#endif
259
260	create_windows (argc, argv);
261
262	init_xlocale ();
263
264	scr_reset (); /* initialize screen */
265	#ifdef RXVT_GRAPHICS
266	Gr_reset (); /* reset graphics */
267	#endif
268
269	#if 0
270	#ifdef DEBUG_X
271	XSynchronize (display->display, True);
272	#endif
273	#endif
274
275	#ifdef HAVE_SCROLLBARS
276	if (Options & Opt_scrollBar)
277	resize_scrollbar (); /* create and map scrollbar */
278	#endif
279	#if (MENUBAR_MAX)
280	if (menubar_visible (r))
281	XMapWindow (display->display, menuBar.win);
282	#endif
283	#ifdef TRANSPARENT
284	if (Options & Opt_transparent)
285	{
286	XSelectInput (display->display, display->root, PropertyChangeMask);
287	check_our_parents ();
288	}
289	#endif
290
291	rootwin_ev.start (display, display->root);
292
293	XMapWindow (display->display, TermWin.vt);
294	XMapWindow (display->display, TermWin.parent[0]);
295
296	init_command (cmd_argv);
297
298	pty_ev.start (cmd_fd, EVENT_READ);
299
300	check_ev.start ();
301
302	return true;
303	}
304
305	/* ------------------------------------------------------------------------- *
306	* SIGNAL HANDLING & EXIT HANDLER *
307	* ------------------------------------------------------------------------- */
308	/*
309	* Catch a SIGCHLD signal and exit if the direct child has died
310	*/
311	/* ARGSUSED */
312	/* EXTPROTO */
313	RETSIGTYPE
314	rxvt_Child_signal (int sig __attribute__ ((unused)))
315	{
316	int pid, save_errno = errno;
317	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
318	;
319	errno = save_errno;
320
321	#if 0
322	if (pid == cmd_pid)
323	exit (EXIT_SUCCESS);
324	#endif
325	}
326
327	/*
328	* Catch a fatal signal and tidy up before quitting
329	*/
330	/* EXTPROTO */
331	RETSIGTYPE
332	rxvt_Exit_signal (int sig)
333	{
334	signal (sig, SIG_DFL);
335	#ifdef DEBUG_CMD
336	rxvt_print_error ("signal %d", sig);
337	#endif
338	rxvt_clean_exit ();
339	kill (getpid (), sig);
340	}
341
342	/* INTPROTO */
343	int
344	rxvt_xerror_handler (Display *display, XErrorEvent *event)
345	{
346	if (GET_R->allowedxerror == -1)
347	GET_R->allowedxerror = event->error_code;
348	else
349	{
350	old_xerror_handler (display, event);
351	GET_R->destroy ();
352	}
353
354	return 0;
355	}
356
357	/*----------------------------------------------------------------------*/
358	/*
359	* Exit gracefully, clearing the utmp entry and restoring tty attributes
360	* TODO: if debugging, this should free up any known resources if we can
361	*/
362	/* EXTPROTO */
363	void
364	rxvt_clean_exit ()
365	{
366	// TODO: rxvtd should clean up all ressources
367	if (GET_R)
368	GET_R->destroy ();
369	}	618	}
370		619
371	/* ------------------------------------------------------------------------- *	620	/* ------------------------------------------------------------------------- *
372	* MEMORY ALLOCATION WRAPPERS *	621	* MEMORY ALLOCATION WRAPPERS *
373	* ------------------------------------------------------------------------- */	622	* ------------------------------------------------------------------------- */
374	/* EXTPROTO */	623	void *
375	void *
376	rxvt_malloc (size_t size)	624	rxvt_malloc (size_t size)
377	{	625	{
378	void *p;
379
380	p = malloc (size);	626	void *p = malloc (size);
		627
381	if (p)	628	if (!p)
		629	rxvt_fatal ("memory allocation failure. aborting.\n");
		630
382	return p;	631	return p;
383
384	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385	rxvt_clean_exit ();
386	exit (EXIT_FAILURE);
387	/* NOTREACHED */
388	}	632	}
389		633
390	/* EXTPROTO */	634	void *
391	void *
392	rxvt_calloc (size_t number, size_t size)	635	rxvt_calloc (size_t number, size_t size)
393	{	636	{
394	void *p;
395
396	p = calloc (number, size);	637	void *p = calloc (number, size);
		638
397	if (p)	639	if (!p)
		640	rxvt_fatal ("memory allocation failure. aborting.\n");
		641
398	return p;	642	return p;
399
400	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
401	rxvt_clean_exit ();
402	exit (EXIT_FAILURE);
403	/* NOTREACHED */
404	}	643	}
405		644
406	/* EXTPROTO */
407	void *	645	void *
408	rxvt_realloc (void *ptr, size_t size)	646	rxvt_realloc (void *ptr, size_t size)
409	{	647	{
410	void *p;
411
412	if (ptr)
413	p = realloc (ptr, size);	648	void *p = realloc (ptr, size);
414	else	649
415	p = malloc (size);
416	if (p)	650	if (!p)
		651	rxvt_fatal ("memory allocation failure. aborting.\n");
		652
417	return p;	653	return p;
418
419	fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
420	rxvt_clean_exit ();
421	exit (EXIT_FAILURE);
422	/* NOTREACHED */
423	}	654	}
424		655
425	/* ------------------------------------------------------------------------- *	656	/* ------------------------------------------------------------------------- *
426	* PRIVILEGED OPERATIONS *	657	* PRIVILEGED OPERATIONS *
427	* ------------------------------------------------------------------------- */	658	* ------------------------------------------------------------------------- */
428	/* take care of suid/sgid super-user (root) privileges */	659	/* take care of suid/sgid super-user (root) privileges */
429	void	660	void
430	rxvt_term::privileges (int mode)	661	rxvt_privileges (rxvt_privaction action)
431	{	662	{
		663	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		664	static uid_t euid;
		665	static gid_t egid;
		666	#endif
		667
432	#if ! defined(__CYGWIN32__)	668	#if ! defined(__CYGWIN32__)
433	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	669	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
434	/* setreuid () is the poor man's setuid (), seteuid () */	670	/* setreuid () is the poor man's setuid (), seteuid () */
435	# define seteuid(a) setreuid(-1, (a))	671	# define seteuid(a) setreuid(-1, (a))
436	# define setegid(a) setregid(-1, (a))	672	# define setegid(a) setregid(-1, (a))
437	# define HAVE_SETEUID	673	# define HAVE_SETEUID
438	# endif	674	# endif
439	# ifdef HAVE_SETEUID	675	# ifdef HAVE_SETEUID
440	switch (mode)	676	switch (action)
441	{	677	{
442	case IGNORE:	678	case IGNORE:
443	/*	679	/*
444	* change effective uid/gid - not real uid/gid - so we can switch	680	* change effective uid/gid - not real uid/gid - so we can switch
445	* back to root later, as required	681	* back to root later, as required
…		…
455	seteuid (euid);	691	seteuid (euid);
456	setegid (egid);	692	setegid (egid);
457	break;	693	break;
458	}	694	}
459	# else	695	# else
460	switch (mode)	696	switch (action)
461	{	697	{
462	case IGNORE:	698	case IGNORE:
463	setuid (getuid ());	699	setuid (getuid ());
464	setgid (getgid ());	700	setgid (getgid ());
465	/* FALLTHROUGH */	701	/* FALLTHROUGH */
…		…
472	#endif	708	#endif
473	}	709	}
474		710
475	#ifdef UTMP_SUPPORT	711	#ifdef UTMP_SUPPORT
476	void	712	void
477	rxvt_term::privileged_utmp (char action)	713	rxvt_term::privileged_utmp (rxvt_privaction action)
478	{	714	{
479	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",	715	if (OPTION (Opt_utmpInhibit)
480	action, next_utmp_action, getpid ()));	716	|| !pty.name || !*pty.name)
481	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
482	|| (Options & Opt_utmpInhibit)
483	|| ttydev == NULL || *ttydev == '\0')
484	return;	717	return;
485		718
486	privileges (RESTORE);	719	rxvt_privileges (RESTORE);
		720
487	if (action == SAVE)	721	if (action == SAVE)
488	{
489	next_utmp_action = RESTORE;
490	makeutent (ttydev, rs[Rs_display_name]);	722	makeutent (pty.name, rs[Rs_display_name]);
491	}
492	else	723	else
493	{ /* action == RESTORE */
494	next_utmp_action = IGNORE;
495	cleanutent ();	724	cleanutent ();
496	}	725
497	privileges (IGNORE);	726	rxvt_privileges (IGNORE);
498	}
499	#endif
500
501	#ifndef NO_SETOWNER_TTYDEV
502	void
503	rxvt_term::privileged_ttydev (char action)
504	{
505	D_MAIN ((stderr,
506	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
507	action, next_tty_action, getpid ()));
508	if (next_tty_action != action || (action != SAVE && action != RESTORE)
509	|| ttydev == NULL || *ttydev == '\0')
510	return;
511
512	privileges (RESTORE);
513
514	if (action == SAVE)
515	{
516	next_tty_action = RESTORE;
517	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
518	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
519	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
520	next_tty_action = IGNORE;
521	else
522	# endif
523
524	{
525	chown (ttydev, getuid (), ttygid); /* fail silently */
526	chmod (ttydev, ttymode);
527	# ifdef HAVE_REVOKE
528	revoke (ttydev);
529	# endif
530
531	}
532	}
533	else
534	{ /* action == RESTORE */
535	next_tty_action = IGNORE;
536	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
537	chmod (ttydev, ttyfd_stat.st_mode);
538	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
539	# else
540	chmod (ttydev,
541	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
542	chown (ttydev, 0, 0);
543	# endif
544
545	}
546
547	privileges (IGNORE);
548
549	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
550	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
551	action == RESTORE ? "Restoring" : (action ==
552	SAVE ? "Saving" :
553	"UNKNOWN ERROR for"), ttydev,
554	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
555	ttyfd_stat.st_gid));
556	# endif
557	}	727	}
558	#endif	728	#endif
559		729
560	/*----------------------------------------------------------------------*/	730	/*----------------------------------------------------------------------*/
561	/*	731	/*
562	* window size/position calculcations for XSizeHint and other storage.	732	* window size/position calculcations for XSizeHint and other storage.
563	* if width/height are non-zero then override calculated width/height	733	* if width/height are non-zero then override calculated width/height
564	*/	734	*/
565	void	735	void
566	rxvt_term::window_calc (unsigned int width, unsigned int height)	736	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567	{	737	{
568	short recalc_x, recalc_y;	738	short recalc_x, recalc_y;
569	int x, y, sb_w, mb_h, flags;	739	int x, y, sb_w, mb_h, flags;
570	unsigned int w, h;	740	unsigned int w, h;
571	unsigned int max_width, max_height;	741	unsigned int max_width, max_height;
		742	dDisp;
572		743
573	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	744	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
574	TermWin.ncol, TermWin.nrow, szHint.width,	745	ncol, nrow, szHint.width, szHint.height));
575	szHint.height));	746
576	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	747	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577	szHint.win_gravity = NorthWestGravity;	748	szHint.win_gravity = NorthWestGravity;
578	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	749	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579		750
580	recalc_x = recalc_y = 0;	751	recalc_x = recalc_y = 0;
581	flags = 0;	752	flags = 0;
		753
582	if (!parsed_geometry)	754	if (!parsed_geometry)
583	{	755	{
584	parsed_geometry = 1;	756	parsed_geometry = 1;
		757
585	if (rs[Rs_geometry])	758	if (rs[Rs_geometry])
586	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	759	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		760
587	if (flags & WidthValue)	761	if (flags & WidthValue)
588	{	762	{
589	TermWin.ncol = BOUND_POSITIVE_INT16 (w);	763	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
590	szHint.flags |= USSize;	764	szHint.flags |= USSize;
591	}	765	}
		766
592	if (flags & HeightValue)	767	if (flags & HeightValue)
593	{	768	{
594	TermWin.nrow = BOUND_POSITIVE_INT16 (h);	769	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
595	szHint.flags |= USSize;	770	szHint.flags |= USSize;
596	}	771	}
		772
597	if (flags & XValue)	773	if (flags & XValue)
598	{	774	{
599	szHint.x = x;	775	szHint.x = x;
600	szHint.flags |= USPosition;	776	szHint.flags |= USPosition;
		777
601	if (flags & XNegative)	778	if (flags & XNegative)
602	{	779	{
603	recalc_x = 1;	780	recalc_x = 1;
604	szHint.win_gravity = NorthEastGravity;	781	szHint.win_gravity = NorthEastGravity;
605	}	782	}
606	}	783	}
		784
607	if (flags & YValue)	785	if (flags & YValue)
608	{	786	{
609	szHint.y = y;	787	szHint.y = y;
610	szHint.flags |= USPosition;	788	szHint.flags |= USPosition;
		789
611	if (flags & YNegative)	790	if (flags & YNegative)
612	{	791	{
613	recalc_y = 1;	792	recalc_y = 1;
		793
614	if (szHint.win_gravity == NorthEastGravity)	794	if (szHint.win_gravity == NorthEastGravity)
615	szHint.win_gravity = SouthEastGravity;	795	szHint.win_gravity = SouthEastGravity;
616	else	796	else
617	szHint.win_gravity = SouthWestGravity;	797	szHint.win_gravity = SouthWestGravity;
618	}	798	}
619	}	799	}
620	}	800	}
		801
621	/* TODO: BOUNDS */	802	/* TODO: BOUNDS */
622	TermWin.width = TermWin.ncol * TermWin.fwidth;	803	width = ncol * fwidth;
623	TermWin.height = TermWin.nrow * TermWin.fheight;	804	height = nrow * fheight;
624	max_width = MAX_COLS * TermWin.fwidth;	805	max_width = MAX_COLS * fwidth;
625	max_height = MAX_ROWS * TermWin.fheight;	806	max_height = MAX_ROWS * fheight;
626		807
627	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;	808	szHint.base_width = szHint.base_height = 2 * int_bwidth;
628		809
629	sb_w = mb_h = 0;	810	sb_w = mb_h = 0;
630	window_vt_x = window_vt_y = 0;	811	window_vt_x = window_vt_y = int_bwidth;
		812
631	if (scrollbar_visible ())	813	if (scrollbar_visible ())
632	{	814	{
633	sb_w = scrollbar_TotalWidth ();	815	sb_w = scrollbar_TotalWidth ();
634	szHint.base_width += sb_w;	816	szHint.base_width += sb_w;
635	if (! (Options & Opt_scrollBar_right))	817	if (!OPTION (Opt_scrollBar_right))
636	window_vt_x = sb_w;	818	window_vt_x += sb_w;
637	}	819	}
		820
638	if (menubar_visible ())	821	if (menubar_visible ())
639	{	822	{
640	mb_h = menuBar_TotalHeight ();	823	mb_h = menuBar_TotalHeight ();
641	szHint.base_height += mb_h;	824	szHint.base_height += mb_h;
642	window_vt_y = mb_h;	825	window_vt_y += mb_h;
643	}	826	}
		827
644	szHint.width_inc = TermWin.fwidth;	828	szHint.width_inc = fwidth;
645	szHint.height_inc = TermWin.fheight;	829	szHint.height_inc = fheight;
646	szHint.min_width = szHint.base_width + szHint.width_inc;	830	szHint.min_width = szHint.base_width + szHint.width_inc;
647	szHint.min_height = szHint.base_height + szHint.height_inc;	831	szHint.min_height = szHint.base_height + szHint.height_inc;
648		832
649	if (width && width - szHint.base_width < max_width)	833	if (newwidth && newwidth - szHint.base_width < max_width)
650	{	834	{
651	szHint.width = width;	835	szHint.width = newwidth;
652	TermWin.width = width - szHint.base_width;	836	width = newwidth - szHint.base_width;
653	}	837	}
654	else	838	else
655	{	839	{
656	MIN_IT (TermWin.width, max_width);	840	min_it (width, max_width);
657	szHint.width = szHint.base_width + TermWin.width;	841	szHint.width = szHint.base_width + width;
658	}	842	}
		843
659	if (height && height - szHint.base_height < max_height)	844	if (newheight && newheight - szHint.base_height < max_height)
660	{	845	{
661	szHint.height = height;	846	szHint.height = newheight;
662	TermWin.height = height - szHint.base_height;	847	height = newheight - szHint.base_height;
663	}	848	}
664	else	849	else
665	{	850	{
666	MIN_IT (TermWin.height, max_height);	851	min_it (height, max_height);
667	szHint.height = szHint.base_height + TermWin.height;	852	szHint.height = szHint.base_height + height;
668	}	853	}
		854
669	if (scrollbar_visible () && (Options & Opt_scrollBar_right))	855	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
670	window_sb_x = szHint.width - sb_w;	856	window_sb_x = szHint.width - sb_w;
671		857
672	if (recalc_x)	858	if (recalc_x)
673	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))	859	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
674	- szHint.width - 2 * TermWin.ext_bwidth);
675	if (recalc_y)	860	if (recalc_y)
676	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))	861	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
677	- szHint.height - 2 * TermWin.ext_bwidth);
678		862
679	TermWin.ncol = TermWin.width / TermWin.fwidth;	863	ncol = width / fwidth;
680	TermWin.nrow = TermWin.height / TermWin.fheight;	864	nrow = height / fheight;
681	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	865	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
682	TermWin.ncol, TermWin.nrow, szHint.width,	866	ncol, nrow, szHint.width,
683	szHint.height));	867	szHint.height));
684	return;	868	return;
685	}	869	}
686		870
687	/*----------------------------------------------------------------------*/	871	/*----------------------------------------------------------------------*/
…		…
690	* Called after a window size change.	874	* Called after a window size change.
691	*/	875	*/
692	void	876	void
693	rxvt_term::tt_winch ()	877	rxvt_term::tt_winch ()
694	{	878	{
		879	if (pty.pty < 0)
		880	return;
		881
695	struct winsize ws;	882	struct winsize ws;
696		883
697	if (cmd_fd < 0)
698	return;
699
700	ws.ws_col = TermWin.ncol;	884	ws.ws_col = ncol;
701	ws.ws_row = TermWin.nrow;	885	ws.ws_row = nrow;
702	ws.ws_xpixel = ws.ws_ypixel = 0;	886	ws.ws_xpixel = width;
703	#ifndef DEBUG_SIZE	887	ws.ws_ypixel = height;
704	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	888	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
705	#else	889
706	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	890	#if 0
707	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	891	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
708	# ifdef SIGWINCH
709	else if (cmd_pid) /* force through to the command */	892	if (cmd_pid) /* force through to the command */
710	kill (cmd_pid, SIGWINCH);	893	kill (-cmd_pid, SIGWINCH);
711	# endif
712	#endif	894	#endif
713	}	895	}
714		896
715	/*----------------------------------------------------------------------*/	897	/*----------------------------------------------------------------------*/
716	/* rxvt_change_font () - Switch to a new font */	898	/* set_fonts () - load and set the various fonts
717	/*	899	*
718	* init = 1 - initialize	900	* init = 1 - initialize
719	*	901	*
720	* fontname == FONT_UP - switch to bigger font	902	* fontname == FONT_UP - switch to bigger font
721	* fontname == FONT_DN - switch to smaller font	903	* fontname == FONT_DN - switch to smaller font
722	*/	904	*/
723	void	905	bool
724	rxvt_term::change_font (int init, const char *fontname)	906	rxvt_term::set_fonts ()
725	{}	907	{
		908	rxvt_fontset *fs = new rxvt_fontset (this);
		909	rxvt_fontprop prop;
726		910
727	void	911	if (!fs
728	rxvt_term::font_up_down (int n, int direction)	912	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
729	{}	913	|| !fs->realize_font (1))
		914	{
		915	delete fs;
		916	return false;
		917	}
		918
		919	#if ENABLE_STYLES
		920	for (int i = RS_styleCount; --i; )
		921	if (fontset[i] != fontset[0])
		922	delete fontset[i];
		923	#endif
		924
		925	delete fontset[0];
		926	fontset[0] = fs;
		927
		928	prop = (*fs)[1]->properties ();
		929	prop.height += lineSpace;
		930	fs->set_prop (prop);
		931
		932	fwidth = prop.width;
		933	fheight = prop.height;
		934	fbase = prop.ascent;
		935
		936	for (int style = 1; style < 4; style++)
		937	{
		938	#if ENABLE_STYLES
		939	const char *res = rs[Rs_font + style];
		940
		941	if (res && !*res)
		942	fontset[style] = fontset[0];
		943	else
		944	{
		945	fontset[style] = fs = new rxvt_fontset (this);
		946	rxvt_fontprop prop2 = prop;
		947
		948	if (res)
		949	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		950	else
		951	{
		952	res = fontset[0]->fontdesc;
		953
		954	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		955	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		956	}
		957
		958	fs->populate (res);
		959	fs->set_prop (prop2);
		960	}
		961	#else
		962	fontset[style] = fontset[0];
		963	#endif
		964	}
		965
		966	if (parent[0])
		967	{
		968	resize_all_windows (0, 0, 0);
		969	scr_remap_chars ();
		970	scr_touch (true);
		971	}
		972
		973	return true;
		974	}
		975
		976	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
		977	{
		978	XChangeProperty (display->display, parent[0],
		979	prop, XA_STRING, 8, PropModeReplace,
		980	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		981	}
		982
		983	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		984	{
		985	wchar_t *ws = rxvt_mbstowcs (str, len);
		986	char *s = rxvt_wcstoutf8 (ws);
		987
		988	XChangeProperty (display->display, parent[0],
		989	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		990	(const unsigned char *)s, strlen (s));
		991
		992	free (s);
		993	free (ws);
		994	}
730		995
731	/*----------------------------------------------------------------------*/	996	/*----------------------------------------------------------------------*/
732	/*----------------------------------------------------------------------*/	997	/*----------------------------------------------------------------------*/
733	/* xterm sequences - title, iconName, color (exptl) */	998	/* xterm sequences - title, iconName, color (exptl) */
734	void	999	void
735	rxvt_term::set_title (const char *str)	1000	rxvt_term::set_title (const char *str)
736	{	1001	{
737	#ifndef SMART_WINDOW_TITLE	1002	set_string_property (XA_WM_NAME, str);
738	XStoreName (display->display, TermWin.parent[0], str);	1003	#if ENABLE_EWMH
739	#else	1004	set_utf8_property (xa[XA_NET_WM_NAME], str);
740	char *name;
741
742	if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743	name = NULL;
744	if (name == NULL || STRCMP (name, str))
745	XStoreName (display->display, TermWin.parent[0], str);
746	if (name)
747	XFree (name);
748	#endif	1005	#endif
749	}	1006	}
750		1007
751	void	1008	void
752	rxvt_term::set_iconName (const char *str)	1009	rxvt_term::set_icon_name (const char *str)
753	{	1010	{
754	#ifndef SMART_WINDOW_TITLE	1011	set_string_property (XA_WM_ICON_NAME, str);
755	XSetIconName (display->display, TermWin.parent[0], str);	1012	#if ENABLE_EWMH
756	#else	1013	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
757	char *name;
758
759	if (XGetIconName (display->display, TermWin.parent[0], &name))
760	name = NULL;
761	if (name == NULL || STRCMP (name, str))
762	XSetIconName (display->display, TermWin.parent[0], str);
763	if (name)
764	XFree (name);
765	#endif	1014	#endif
766	}	1015	}
767		1016
768	#ifdef XTERM_COLOR_CHANGE	1017	#ifdef XTERM_COLOR_CHANGE
769	void	1018	void
770	rxvt_term::set_window_color (int idx, const char *color)	1019	rxvt_term::set_window_color (int idx, const char *color)
771	{	1020	{
772	rxvt_color xcol;	1021	rxvt_color xcol;
773	int i;	1022	int i;
774		1023
775	if (color == NULL || *color == '\0')	1024	if (color == NULL || *color == '\0')
776	return;	1025	return;
777		1026
778	/* handle color aliases */	1027	/* handle color aliases */
779	if (isdigit (*color))	1028	if (isdigit (*color))
780	{	1029	{
781	i = atoi (color);	1030	i = atoi (color);
		1031
782	if (i >= 8 && i <= 15)	1032	if (i >= 8 && i <= 15)
783	{ /* bright colors */	1033	{ /* bright colors */
784	i -= 8;	1034	i -= 8;
785	# ifndef NO_BRIGHTCOLOR
786	PixColors[idx] = PixColors[minBrightCOLOR + i];	1035	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
787	SET_PIXCOLOR (idx);	1036	SET_PIXCOLOR (idx);
788	goto Done;	1037	goto done;
789	# endif
790
791	}	1038	}
		1039
792	if (i >= 0 && i <= 7)	1040	if (i >= 0 && i <= 7)
793	{ /* normal colors */	1041	{ /* normal colors */
794	PixColors[idx] = PixColors[minCOLOR + i];	1042	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
795	SET_PIXCOLOR (idx);	1043	SET_PIXCOLOR (idx);
796	goto Done;	1044	goto done;
797	}	1045	}
798	}	1046	}
		1047
799	if (!rXParseAllocColor (& xcol, color))	1048	if (!rXParseAllocColor (&xcol, color))
800	return;	1049	return;
		1050
801	/* XStoreColor (display->display, XCMAP, XColor*); */	1051	/* XStoreColor (display->display, display->cmap, XColor*); */
802		1052
803	/*	1053	/*
804	* FIXME: should free colors here, but no idea how to do it so instead,	1054	* FIXME: should free colors here, but no idea how to do it so instead,
805	* so just keep gobbling up the colormap	1055	* so just keep gobbling up the colormap
806	*/	1056	*/
807	# if 0	1057	# if 0
808	for (i = Color_Black; i <= Color_White; i++)	1058	for (i = Color_Black; i <= Color_White; i++)
809	if (PixColors[idx] == PixColors[i])	1059	if (pix_colors[idx] == pix_colors[i])
810	break;	1060	break;
811	if (i > Color_White)	1061	if (i > Color_White)
812	{	1062	{
813	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */	1063	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
814	XFreeColors (display->display, XCMAP, (PixColors + idx), 1,	1064	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
815	DisplayPlanes (display->display, display->screen));	1065	DisplayPlanes (display->display, display->screen));
816	}	1066	}
817	# endif	1067	# endif
818		1068
819	PixColors[idx] = xcol;	1069	pix_colors_focused[idx] = xcol;
820	SET_PIXCOLOR (idx);	1070	SET_PIXCOLOR (idx);
821		1071
822	/* XSetWindowAttributes attr; */	1072	/* XSetWindowAttributes attr; */
823	/* Cursor cursor; */	1073	/* Cursor cursor; */
824	Done:	1074	done:
825	if (idx == Color_bg && ! (Options & Opt_transparent))
826	XSetWindowBackground (display->display, TermWin.vt,
827	PixColors[Color_bg]);
828		1075
		1076	#if OFF_FOCUS_FADING
		1077	if (rs[Rs_fade])
		1078	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1079	#endif
		1080
829	/* handle Color_BD, scrollbar background, etc. */	1081	/*TODO: handle Color_BD, scrollbar background, etc. */
830		1082
831	set_colorfgbg ();
832	recolour_cursor ();	1083	recolour_cursor ();
833	/* the only reasonable way to enforce a clean update */	1084	scr_recolour ();
834	scr_poweron ();
835	}	1085	}
836		1086
837	#else	1087	#else
838	# define set_window_color (idx,color) ((void)0)	1088	# define set_window_color (idx,color) ((void)0)
839	#endif /* XTERM_COLOR_CHANGE */	1089	#endif /* XTERM_COLOR_CHANGE */
840		1090
841	void	1091	void
842	rxvt_term::recolour_cursor ()	1092	rxvt_term::recolour_cursor ()
843	{	1093	{
844	#if TODO
845	rxvt_color xcol[2];	1094	XColor xcol[2];
846		1095
847	xcol[0] = PixColors[Color_pointer];	1096	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
848	xcol[1] = PixColors[Color_bg];	1097	? pix_colors_focused[Color_pointer_fg]
		1098	: pix_colors_focused[Color_fg];
		1099	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1100	? pix_colors_focused[Color_pointer_bg]
		1101	: pix_colors_focused[Color_bg];
		1102
849	XQueryColors (display->display, XCMAP, xcol, 2);	1103	XQueryColors (display->display, display->cmap, xcol, 2);
850	XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1]));	1104	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
851	#endif
852	}	1105	}
853		1106
854	/*----------------------------------------------------------------------*/	1107	/*----------------------------------------------------------------------*/
855	/*	1108	/*
856	* find if fg/bg matches any of the normal (low-intensity) colors	1109	* find if fg/bg matches any of the normal (low-intensity) colors
857	*/	1110	*/
858	void	1111	void
859	rxvt_term::set_colorfgbg ()	1112	rxvt_term::set_colorfgbg ()
860	{	1113	{
861	unsigned int i;	1114	unsigned int i;
862	const char *xpmb = "\0";	1115	const char *xpmb = "\0";
863	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1116	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
864		1117
865	env_colorfgbg =
866	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);	1118	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
867	STRCPY (fstr, "default");	1119	strcpy (fstr, "default");
868	STRCPY (bstr, "default");	1120	strcpy (bstr, "default");
869	for (i = Color_Black; i <= Color_White; i++)	1121	for (i = Color_Black; i <= Color_White; i++)
870	if (PixColors[Color_fg] == PixColors[i])	1122	if (pix_colors[Color_fg] == pix_colors[i])
871	{	1123	{
872	sprintf (fstr, "%d", (i - Color_Black));	1124	sprintf (fstr, "%d", (i - Color_Black));
873	break;	1125	break;
874	}	1126	}
		1127
875	for (i = Color_Black; i <= Color_White; i++)	1128	for (i = Color_Black; i <= Color_White; i++)
876	if (PixColors[Color_bg] == PixColors[i])	1129	if (pix_colors[Color_bg] == pix_colors[i])
877	{	1130	{
878	sprintf (bstr, "%d", (i - Color_Black));	1131	sprintf (bstr, "%d", (i - Color_Black));
879	#ifdef XPM_BACKGROUND	1132	#ifdef XPM_BACKGROUND
880	xpmb = "default;";	1133	xpmb = "default;";
881	#endif	1134	#endif
882	break;	1135	break;
883	}	1136	}
884		1137
885	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1138	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886
887	#ifndef NO_BRIGHTCOLOR
888	colorfgbg = DEFAULT_RSTYLE;
889	for (i = minCOLOR; i <= maxCOLOR; i++)
890	{
891	if (PixColors[Color_fg] == PixColors[i])
892	colorfgbg = SET_FGCOLOR (colorfgbg, i);
893	if (PixColors[Color_bg] == PixColors[i])
894	colorfgbg = SET_BGCOLOR (colorfgbg, i);
895	}
896	#endif
897	}	1139	}
898		1140
899	/*----------------------------------------------------------------------*/	1141	/*----------------------------------------------------------------------*/
900	/*
901	* Colour determination for low colour displays, routine from
902	* Hans de Goede <hans@highrise.nl>
903	*/
904		1142
905	int	1143	int
906	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1144	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
907	{	1145	{
908	if (!screen_in_out->set (display, colour))	1146	if (!screen_in_out->set (display, colour))
909	{	1147	{
910	rxvt_print_error ("can't allocate colour: %s", colour);	1148	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
911	return false;	1149	return false;
912	}	1150	}
913		1151
914	return true;	1152	return true;
915	}	1153	}
916		1154
917	/* -------------------------------------------------------------------- *	1155	/* -------------------------------------------------------------------- *
918	* - WINDOW RESIZING - *	1156	* - WINDOW RESIZING - *
919	* -------------------------------------------------------------------- */	1157	* -------------------------------------------------------------------- */
920	void	1158	void
921	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)	1159	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
922	{	1160	{
923	int fix_screen;	1161	int fix_screen;
924
925	#ifdef SMART_RESIZE
926	int old_width = szHint.width, old_height = szHint.height;	1162	int old_width = szHint.width, old_height = szHint.height;
927	#endif	1163	dDisp;
928		1164
929	window_calc (width, height);	1165	window_calc (newwidth, newheight);
930	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);	1166	XSetWMNormalHints (disp, parent[0], &szHint);
		1167
931	if (!ignoreparent)	1168	if (!ignoreparent)
932	{	1169	{
933	#ifdef SMART_RESIZE	1170	#ifdef SMART_RESIZE
934	/*	1171	/*
935	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1172	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
…		…
938	int x, y, x1, y1;	1175	int x, y, x1, y1;
939	int dx, dy;	1176	int dx, dy;
940	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1177	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941	Window unused_cr;	1178	Window unused_cr;
942		1179
943	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,	1180	XTranslateCoordinates (disp, parent[0], display->root,
944	0, 0, &x, &y, &unused_cr);	1181	0, 0, &x, &y, &unused_cr);
945	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,	1182	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
946	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1183	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
947	/*	1184	/*
948	* if display->root isn't the parent window, a WM will probably have offset	1185	* if display->root isn't the parent window, a WM will probably have offset
949	* our position for handles and decorations. Counter it	1186	* our position for handles and decorations. Counter it
950	*/	1187	*/
…		…
952	{	1189	{
953	x -= x1;	1190	x -= x1;
954	y -= y1;	1191	y -= y1;
955	}	1192	}
956		1193
957	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;	1194	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
958	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;	1195	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
959	dx = old_width - szHint.width;	1196	dx = old_width - szHint.width;
960	dy = old_height - szHint.height;	1197	dy = old_height - szHint.height;
961		1198
962	/* Check position of the center of the window */	1199	/* Check position of the center of the window */
963	if (x < x1) /* left half */	1200	if (x < x1) /* left half */
…		…
967	if (y < y1) /* top half */	1204	if (y < y1) /* top half */
968	dy = 0;	1205	dy = 0;
969	else if (y == y1) /* exact center */	1206	else if (y == y1) /* exact center */
970	dy /= 2;	1207	dy /= 2;
971		1208
972	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,	1209	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
973	szHint.width, szHint.height);	1210	szHint.width, szHint.height);
974	#else	1211	#else
975	XResizeWindow (display->display, TermWin.parent[0], szHint.width,	1212	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
976	szHint.height);
977	#endif	1213	#endif
978
979	}	1214	}
980		1215
981	fix_screen = (TermWin.ncol != prev_ncol	1216	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
982	|| TermWin.nrow != prev_nrow);
983		1217
984	if (fix_screen || width != old_width || height != old_height)	1218	if (fix_screen || newwidth != old_width || newheight != old_height)
985	{	1219	{
986	if (scrollbar_visible ())	1220	if (scrollbar_visible ())
987	{	1221	{
988	XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,	1222	XMoveResizeWindow (disp, scrollBar.win,
		1223	window_sb_x, 0,
989	0, scrollbar_TotalWidth (), szHint.height);	1224	scrollbar_TotalWidth (), szHint.height);
990	resize_scrollbar ();	1225	resize_scrollbar ();
991	}	1226	}
992		1227
993	if (menubar_visible ())	1228	if (menubar_visible ())
994	XMoveResizeWindow (display->display, menuBar.win, window_vt_x,	1229	XMoveResizeWindow (disp, menuBar.win,
		1230	window_vt_x, 0,
995	0, TermWin_TotalWidth (), menuBar_TotalHeight ());	1231	width, menuBar_TotalHeight ());
996		1232
997	XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,	1233	XMoveResizeWindow (disp, vt,
998	window_vt_y, TermWin_TotalWidth (),	1234	window_vt_x, window_vt_y,
999	TermWin_TotalHeight ());	1235	width, height);
1000	#ifdef RXVT_GRAPHICS	1236
1001	if (old_height)
1002	Gr_Resize (old_width - szHint.base_width,
1003	old_height - szHint.base_height);
1004	#endif
1005	scr_clear ();	1237	scr_clear ();
1006	#ifdef XPM_BACKGROUND	1238	#ifdef XPM_BACKGROUND
1007	resize_pixmap ();	1239	resize_pixmap ();
1008	#endif	1240	#endif
1009
1010	}	1241	}
1011		1242
1012	if (fix_screen || old_height == 0)	1243	if (fix_screen || old_height == 0)
1013	{	1244	{
1014	int curr_screen = -1;	1245	int curr_screen = -1;
1015	int old_ncol = prev_ncol;	1246	int old_ncol = prev_ncol;
1016		1247
1017	/* scr_reset only works on the primary screen */	1248	/* scr_reset only works on the primary screen */
1018	if (old_height) /* this is not the first time through */	1249	if (old_height) /* this is not the first time through */
1019	{	1250	{
1020	unsigned int ncol = TermWin.ncol;	1251	unsigned int ocol = ncol;
1021	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this	1252	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022	curr_screen = scr_change_screen (PRIMARY);	1253	curr_screen = scr_change_screen (PRIMARY);
1023	TermWin.ncol = ncol;	1254	ncol = ocol;
1024	}	1255	}
1025		1256
1026	scr_reset ();	1257	scr_reset ();
1027		1258
1028	if (curr_screen >= 0) /* this is not the first time through */	1259	if (curr_screen >= 0) /* this is not the first time through */
1029	{	1260	{
1030	scr_change_screen (curr_screen);	1261	scr_change_screen (curr_screen);
1031	selection_check (old_ncol != TermWin.ncol ? 4 : 0);	1262	selection_check (old_ncol != ncol ? 4 : 0);
1032	}	1263	}
1033	}	1264	}
1034		1265
1035	old_width = szHint.width;	1266	old_width = szHint.width;
1036	old_height = szHint.height;	1267	old_height = szHint.height;
		1268
		1269	#ifdef XPM_BACKGROUND
		1270	if (pixmap)
		1271	scr_touch (false);
		1272	#endif
1037		1273
1038	#ifdef USE_XIM	1274	#ifdef USE_XIM
1039	IMSetStatusPosition ();	1275	IMSetStatusPosition ();
1040	#endif	1276	#endif
1041	}	1277	}
…		…
1043	/*	1279	/*
1044	* Set the width/height of the vt window in characters. Units are pixels.	1280	* Set the width/height of the vt window in characters. Units are pixels.
1045	* good for toggling 80/132 columns	1281	* good for toggling 80/132 columns
1046	*/	1282	*/
1047	void	1283	void
1048	rxvt_term::set_widthheight (unsigned int width, unsigned int height)	1284	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049	{	1285	{
1050	XWindowAttributes wattr;	1286	XWindowAttributes wattr;
1051		1287
1052	if (width == 0 || height == 0)	1288	if (newwidth == 0 || newheight == 0)
1053	{	1289	{
1054	XGetWindowAttributes (display->display, display->root, &wattr);	1290	XGetWindowAttributes (display->display, display->root, &wattr);
		1291
1055	if (width == 0)	1292	if (newwidth == 0)
1056	width = wattr.width - szHint.base_width;	1293	newwidth = wattr.width - szHint.base_width;
1057	if (height == 0)	1294	if (newheight == 0)
1058	height = wattr.height - szHint.base_height;	1295	newheight = wattr.height - szHint.base_height;
1059	}
1060	if (width != TermWin.width || height != TermWin.height)
1061	{	1296	}
		1297
		1298	if (newwidth != width || newheight != height)
		1299	{
1062	width += szHint.base_width;	1300	newwidth += szHint.base_width;
1063	height += szHint.base_height;	1301	newheight += szHint.base_height;
1064	resize_all_windows (width, height, 0);	1302	resize_all_windows (newwidth, newheight, 0);
1065	}	1303	}
1066	}	1304	}
1067		1305
1068	/* -------------------------------------------------------------------- *	1306	/* -------------------------------------------------------------------- *
1069	* - X INPUT METHOD ROUTINES - *	1307	* - X INPUT METHOD ROUTINES - *
1070	* -------------------------------------------------------------------- */	1308	* -------------------------------------------------------------------- */
1071	#ifdef USE_XIM	1309	#ifdef USE_XIM
1072		1310
1073	void	1311	void
		1312	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
		1313	{
		1314	fg = pix_colors[Color_fg];
		1315	bg = pix_colors[Color_bg];
		1316	}
		1317
		1318	void
1074	rxvt_term::im_set_size (XRectangle *size)	1319	rxvt_term::im_set_size (XRectangle &size)
1075	{	1320	{
1076	size->x = TermWin.int_bwidth;	1321	// the int_bwidth terms make no sense to me
1077	size->y = TermWin.int_bwidth;	1322	size.x = int_bwidth;
1078	size->width = Width2Pixel (TermWin.ncol);	1323	size.y = int_bwidth;
1079	size->height = Height2Pixel (TermWin.nrow);	1324	size.width = Width2Pixel (ncol) + int_bwidth;
		1325	size.height = Height2Pixel (nrow) + int_bwidth;
1080	}	1326	}
1081		1327
1082	void	1328	void
1083	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)	1329	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1330	XRectangle &status_rect,
		1331	const XRectangle &needed_rect)
1084	{	1332	{
1085	*fg = PixColors[Color_fg];	1333	preedit_rect.x = needed_rect.width;
1086	*bg = PixColors[Color_bg];	1334	preedit_rect.y = 0;
		1335	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1336	preedit_rect.height = fheight;
		1337
		1338	status_rect.x = 0;
		1339	status_rect.y = 0;
		1340	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1341	status_rect.height = fheight;
1087	}	1342	}
1088		1343
1089	/* Checking whether input method is running. */	1344	/* Checking whether input method is running. */
1090	bool	1345	bool
1091	rxvt_term::IMisRunning ()	1346	rxvt_term::IMisRunning ()
1092	{	1347	{
1093	char *p;	1348	char *p;
1094	Atom atom;	1349	Atom atom;
1095	Window win;	1350	Window win;
1096	char server[IMBUFSIZ];	1351	char server[IMBUFSIZ];
1097		1352
1098	/* get current locale modifier */	1353	/* get current locale modifier */
1099	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1354	if ((p = XSetLocaleModifiers (NULL)) != NULL)
1100	{	1355	{
1101	STRCPY (server, "@server=");	1356	strcpy (server, "@server=");
1102	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1357	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1358
1103	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */	1359	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1104	*p = '\0';	1360	*p = '\0';
1105		1361
1106	atom = XInternAtom (display->display, server, False);	1362	atom = XInternAtom (display->display, server, False);
1107	win = XGetSelectionOwner (display->display, atom);	1363	win = XGetSelectionOwner (display->display, atom);
		1364
1108	if (win != None)	1365	if (win != None)
1109	return True;	1366	return True;
1110	}	1367	}
		1368
1111	return False;	1369	return False;
1112	}	1370	}
1113		1371
1114	void	1372	void
1115	rxvt_term::IMSendSpot ()	1373	rxvt_term::IMSendSpot ()
1116	{	1374	{
1117	XPoint spot;	1375	XPoint nspot;
1118	XVaNestedList preedit_attr;	1376	XVaNestedList preedit_attr;
1119		1377
1120	if (Input_Context == NULL	1378	if (!Input_Context
		1379	|| !focus
1121	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)	1380	|| !(input_style & XIMPreeditPosition))
1122	|| ! (event_type == KeyPress
1123	|| event_type == Expose
1124	|| event_type == NoExpose
1125	|| event_type == SelectionNotify
1126	|| event_type == ButtonRelease || event_type == FocusIn)
1127	|| !IMisRunning ())
1128	return;	1381	return;
1129		1382
1130	im_set_position (&spot);	1383	im_set_position (nspot);
		1384
		1385	if (nspot.x == spot.x && nspot.y == spot.y)
		1386	return;
		1387
		1388	spot = nspot;
1131		1389
1132	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);	1390	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1391	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134	XFree (preedit_attr);	1392	XFree (preedit_attr);
1135	}	1393	}
1136		1394
1137	void	1395	void
1138	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1139	XRectangle * needed_rect)
1140	{
1141	int mbh, vtx = 0;
1142
1143	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1144	vtx = scrollbar_TotalWidth ();
1145
1146	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1147	mbh -= TermWin.lineSpace;
1148
1149	preedit_rect->x = needed_rect->width + vtx;
1150	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1153	preedit_rect->height = Height2Pixel (1);
1154
1155	status_rect->x = vtx;
1156	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157
1158	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1159	status_rect->height = Height2Pixel (1);
1160	}
1161
1162	void
1163	rxvt_term::im_destroy ()	1396	rxvt_term::im_destroy ()
1164	{	1397	{
1165	if (Input_Context)
1166	{
1167	XDestroyIC (Input_Context);
1168	Input_Context = NULL;
1169	}
1170
1171	if (input_method)	1398	if (input_method)
1172	{	1399	{
		1400	if (Input_Context && input_method->xim)
		1401	XDestroyIC (Input_Context);
		1402
1173	display->put_xim (input_method);	1403	display->put_xim (input_method);
1174	input_method = 0;	1404	input_method = 0;
1175	}	1405	}
		1406
		1407	Input_Context = 0;
1176	}	1408	}
1177		1409
1178	/*	1410	/*
1179	* Try to open a XIM with the current modifiers, then see if we can	1411	* Try to open a XIM with the current modifiers, then see if we can
1180	* open a suitable preedit type	1412	* open a suitable preedit type
1181	*/	1413	*/
1182	bool	1414	bool
1183	rxvt_term::IM_get_IC (const char *modifiers)	1415	rxvt_term::IM_get_IC (const char *modifiers)
1184	{	1416	{
1185	int i, j, found;	1417	int i, j, found;
1186	XIM xim;	1418	XIM xim;
1187	XPoint spot;	1419	XPoint spot;
1188	XRectangle rect, status_rect, needed_rect;	1420	XRectangle rect, status_rect, needed_rect;
1189	unsigned long fg, bg;	1421	unsigned long fg, bg;
1190	const char *p;	1422	const char *p;
1191	char **s;	1423	char **s;
1192	XIMStyles *xim_styles;	1424	XIMStyles *xim_styles;
1193	XVaNestedList preedit_attr, status_attr;
1194		1425
1195	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1426	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1196	return false;	1427	return false;
1197		1428
1198	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));	1429	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199	input_method = display->get_xim (locale, modifiers);	1430	input_method = display->get_xim (locale, modifiers);
1200	if (input_method == NULL)	1431	if (input_method == NULL)
1201	return false;	1432	return false;
1202		1433
1203	xim = input_method->xim;	1434	xim = input_method->xim;
		1435	spot.x = spot.y = -1;
1204		1436
1205	xim_styles = NULL;	1437	xim_styles = NULL;
1206	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)	1438	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207	|| !xim_styles || !xim_styles->count_styles)	1439	|| !xim_styles || !xim_styles->count_styles)
1208	{	1440	{
1209	display->put_xim (input_method);	1441	im_destroy ();
1210	return false;	1442	return false;
1211	}	1443	}
1212		1444
1213	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";	1445	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1446
		1447	for (int pi = 0; pi < 2; pi++)
		1448	{
		1449	p = pet[pi];
		1450
		1451	if (!p)
		1452	continue;
		1453
1214	s = rxvt_splitcommastring (p);	1454	s = rxvt_splitcommastring (p);
		1455
1215	for (i = found = 0; !found && s[i]; i++)	1456	for (i = found = 0; !found && s[i]; i++)
1216	{	1457	{
1217	if (!STRCMP (s[i], "OverTheSpot"))	1458	if (!strcmp (s[i], "OverTheSpot"))
1218	input_style = (XIMPreeditPosition | XIMStatusNothing);	1459	input_style = (XIMPreeditPosition | XIMStatusNothing);
1219	else if (!STRCMP (s[i], "OffTheSpot"))	1460	else if (!strcmp (s[i], "OffTheSpot"))
1220	input_style = (XIMPreeditArea | XIMStatusArea);	1461	input_style = (XIMPreeditArea | XIMStatusArea);
1221	else if (!STRCMP (s[i], "Root"))	1462	else if (!strcmp (s[i], "Root"))
1222	input_style = (XIMPreeditNothing | XIMStatusNothing);	1463	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1464	else if (!strcmp (s[i], "None"))
		1465	input_style = (XIMPreeditNone | XIMStatusNone);
1223		1466
1224	for (j = 0; j < xim_styles->count_styles; j++)	1467	for (j = 0; j < xim_styles->count_styles; j++)
1225	if (input_style == xim_styles->supported_styles[j])	1468	if (input_style == xim_styles->supported_styles[j])
1226	{	1469	{
		1470	rxvt_freecommastring (s);
		1471
1227	found = 1;	1472	found = 1;
1228	break;	1473	goto foundpet;
		1474	}
		1475
1229	}	1476	}
1230	}
1231		1477
1232	for (i = 0; s[i]; i++)	1478	rxvt_freecommastring (s);
1233	free (s[i]);	1479	}
1234		1480
1235	free (s);	1481	foundpet:
		1482
1236	XFree (xim_styles);	1483	XFree (xim_styles);
1237		1484
1238	if (!found)	1485	if (!found)
1239	{	1486	{
1240	display->put_xim (input_method);	1487	im_destroy ();
1241	return false;	1488	return false;
1242	}	1489	}
1243		1490
1244	preedit_attr = status_attr = NULL;	1491	XFontSet fs = 0;
		1492	XVaNestedList preedit_attr = 0, status_attr = 0;
		1493
		1494	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1495	{
		1496	// fake us a font-set, please
		1497	char **missing_charset_list;
		1498	int missing_charset_count;
		1499	char *def_string;
		1500	char pat[512];
		1501
		1502	sprintf (pat,
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1505	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1506	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1507	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1508	"*",
		1509	fheight,
		1510	fheight + 1, fheight - 1,
		1511	fheight - 2, fheight + 2);
		1512
		1513	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1514	&missing_charset_list, &missing_charset_count, &def_string);
		1515
		1516	if (missing_charset_list)
		1517	XFreeStringList (missing_charset_list);
		1518
		1519	if (!fs)
		1520	{
		1521	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1522	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1523	}
		1524	}
1245		1525
1246	if (input_style & XIMPreeditPosition)	1526	if (input_style & XIMPreeditPosition)
1247	{	1527	{
1248	im_set_size (&rect);	1528	im_set_size (rect);
1249	im_set_position (&spot);	1529	im_set_position (spot);
1250	im_set_color (&fg, &bg);	1530	im_set_color (fg, bg);
1251		1531
1252	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1532	preedit_attr = XVaCreateNestedList (0,
		1533	XNForeground, fg,
		1534	XNBackground, bg,
		1535	XNArea, &rect,
1253	XNSpotLocation, &spot,	1536	XNSpotLocation, &spot,
1254	XNForeground, fg, XNBackground, bg,
1255	//XNFontSet, TermWin.fontset,	1537	XNFontSet, fs,
1256	NULL);	1538	NULL);
1257	}	1539	}
1258	else if (input_style & XIMPreeditArea)	1540	else if (input_style & XIMPreeditArea)
1259	{	1541	{
1260	im_set_color (&fg, &bg);	1542	im_set_color (fg, bg);
1261		1543
1262	/*	1544	/*
1263	* The necessary width of preedit area is unknown	1545	* The necessary width of preedit area is unknown
1264	* until create input context.	1546	* until create input context.
1265	*/	1547	*/
1266	needed_rect.width = 0;	1548	needed_rect.width = 0;
1267
1268	im_set_preedit_area (&rect, &status_rect, &needed_rect);	1549	im_set_preedit_area (rect, status_rect, needed_rect);
1269		1550
1270	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,	1551	preedit_attr = XVaCreateNestedList (0,
		1552	XNForeground, fg,
1271	XNForeground, fg, XNBackground, bg,	1553	XNBackground, bg,
		1554	XNArea, &rect,
		1555	XNFontSet, fs,
		1556	NULL);
		1557	status_attr = XVaCreateNestedList (0,
		1558	XNForeground, fg,
		1559	XNBackground, bg,
		1560	XNArea, &status_rect,
1272	//XNFontSet, TermWin.fontset,	1561	XNFontSet, fs,
1273	NULL);	1562	NULL);
1274	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
1275	XNForeground, fg, XNBackground, bg,
1276	//XNFontSet, TermWin.fontset,
1277	NULL);
1278	}	1563	}
1279		1564
1280	Input_Context = XCreateIC (xim, XNInputStyle, input_style,	1565	Input_Context = XCreateIC (xim,
		1566	XNInputStyle, input_style,
1281	XNClientWindow, TermWin.parent[0],	1567	XNClientWindow, vt,
1282	XNFocusWindow, TermWin.parent[0],	1568	XNFocusWindow, parent[0],
1283	preedit_attr ? XNPreeditAttributes : NULL,	1569	preedit_attr ? XNPreeditAttributes : NULL,
1284	preedit_attr,	1570	preedit_attr,
1285	status_attr ? XNStatusAttributes : NULL,	1571	status_attr ? XNStatusAttributes : NULL,
1286	status_attr, NULL);	1572	status_attr, NULL);
		1573
1287	if (preedit_attr) XFree (preedit_attr);	1574	if (preedit_attr) XFree (preedit_attr);
1288	if (status_attr) XFree (status_attr);	1575	if (status_attr) XFree (status_attr);
		1576	if (fs) XFreeFontSet (display->display, fs);
1289		1577
1290	if (Input_Context == NULL)	1578	if (Input_Context == NULL)
1291	{	1579	{
1292	rxvt_print_error ("failed to create input context");	1580	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293	display->put_xim (input_method);	1581	im_destroy ();
1294	return false;	1582	return false;
1295	}	1583	}
1296		1584
1297	if (input_style & XIMPreeditArea)	1585	if (input_style & XIMPreeditArea)
1298	IMSetStatusPosition ();	1586	IMSetStatusPosition ();
…		…
1302	}	1590	}
1303		1591
1304	void	1592	void
1305	rxvt_term::im_cb ()	1593	rxvt_term::im_cb ()
1306	{	1594	{
1307	int i, found, had_im;	1595	int i;
1308	const char *p;	1596	const char *p;
1309	char **s;	1597	char **s;
1310	char buf[IMBUFSIZ];	1598	char buf[IMBUFSIZ];
1311		1599
		1600	SET_R (this);
		1601
1312	im_destroy ();	1602	im_destroy ();
1313		1603
1314	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));	1604	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315	if (Input_Context)	1605	if (Input_Context)
1316	return;	1606	return;
1317		1607
1318	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1608	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1319	if (rs[Rs_imLocale])	1609	if (rs[Rs_imLocale])
1320	setlocale (LC_CTYPE, rs[Rs_imLocale]);	1610	SET_LOCALE (rs[Rs_imLocale]);
1321	#endif	1611	#endif
1322		1612
1323	p = rs[Rs_inputMethod];	1613	p = rs[Rs_inputMethod];
1324	if (p && *p)	1614	if (p && *p)
1325	{	1615	{
1326	bool found = false;	1616	bool found = false;
1327		1617
1328	s = rxvt_splitcommastring (p);	1618	s = rxvt_splitcommastring (p);
		1619
1329	for (i = 0; s[i]; i++)	1620	for (i = 0; s[i]; i++)
1330	{	1621	{
1331	if (*s[i])	1622	if (*s[i])
1332	{	1623	{
1333	STRCPY (buf, "@im=");	1624	strcpy (buf, "@im=");
1334	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1625	strncat (buf, s[i], IMBUFSIZ - 5);
1335	if (IM_get_IC (buf))	1626	if (IM_get_IC (buf))
1336	{	1627	{
1337	found = true;	1628	found = true;
1338	break;	1629	break;
1339	}	1630	}
1340	}	1631	}
1341	}	1632	}
1342	for (i = 0; s[i]; i++)	1633
1343	free (s[i]);	1634	rxvt_freecommastring (s);
1344	free (s);
1345		1635
1346	if (found)	1636	if (found)
1347	goto done;	1637	goto done;
1348	}	1638	}
1349		1639
…		…
1356	goto done;	1646	goto done;
1357		1647
1358	done:	1648	done:
1359	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)	1649	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1360	if (rs[Rs_imLocale])	1650	if (rs[Rs_imLocale])
1361	setlocale (LC_CTYPE, locale);	1651	SET_LOCALE (locale);
1362	#endif	1652	#endif
1363	}	1653	}
1364		1654
1365	void	1655	void
1366	rxvt_term::IMSetStatusPosition ()	1656	rxvt_term::IMSetStatusPosition ()
1367	{	1657	{
1368	XRectangle preedit_rect, status_rect, *needed_rect;	1658	XRectangle preedit_rect, status_rect, *needed_rect;
1369	XVaNestedList preedit_attr, status_attr;	1659	XVaNestedList preedit_attr, status_attr;
1370		1660
1371	if (Input_Context == NULL	1661	if (!Input_Context
		1662	|| !focus
1372	|| !TermWin.focus || ! (input_style & XIMPreeditArea)	1663	|| !(input_style & XIMPreeditArea)
1373	|| !IMisRunning ())	1664	|| !IMisRunning ())
1374	return;	1665	return;
1375		1666
1376	/* Getting the necessary width of preedit area */	1667	/* Getting the necessary width of preedit area */
1377	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1668	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1669	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379	XFree (status_attr);	1670	XFree (status_attr);
1380		1671
1381	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);	1672	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1673	XFree (needed_rect);
1382		1674
1383	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1675	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1676	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385		1677
1386	XSetICValues (Input_Context,	1678	XSetICValues (Input_Context,
1387	XNPreeditAttributes, preedit_attr,	1679	XNPreeditAttributes, preedit_attr,
1388	XNStatusAttributes, status_attr, NULL);	1680	XNStatusAttributes, status_attr, NULL);
1389		1681
1390	XFree (preedit_attr);	1682	XFree (preedit_attr);
1391	XFree (status_attr);	1683	XFree (status_attr);
1392	}	1684	}
1393	#endif /* USE_XIM */	1685	#endif /* USE_XIM */

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