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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.179 by root, Mon Jan 16 08:48:09 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.1 2003/11/24 17:28:08 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10	* - extensive modifications	9	* - extensive modifications
11	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>	10	* Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
28	* You should have received a copy of the GNU General Public License	28	* You should have received a copy of the GNU General Public License
29	* along with this program; if not, write to the Free Software	29	* along with this program; if not, write to the Free Software
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
47	/*----------------------------------------------------------------------*/	51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
48	/* rxvt_init() */	52	static uid_t saved_euid;
49	/* LIBPROTO */	53	static gid_t saved_egid;
50	rxvt_t *	54	#endif
51	rxvt_init(int argc, const char *const *argv)
52	{
53	const char **cmd_argv;
54		55
55	SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));	56	bool
		57	rxvt_tainted ()
		58	{
		59	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		60	return getuid () != saved_euid || getgid () != saved_egid;
		61	#else
		62	return false;
		63	#endif
		64	}
56		65
57	dR;	66	vector<rxvt_term *> rxvt_term::termlist;
58	if (rxvt_init_vars(aR) < 0) {	67
59	free(R);	68	static char curlocale[128], savelocale[128];
60	return NULL;	69
		70	bool
		71	rxvt_set_locale (const char *locale)
		72	{
		73	if (!locale || !strncmp (locale, curlocale, 128))
		74	return false;
		75
		76	strncpy (curlocale, locale, 128);
		77	setlocale (LC_CTYPE, curlocale);
		78	return true;
		79	}
		80
		81	void
		82	rxvt_push_locale (const char *locale)
		83	{
		84	strcpy (savelocale, curlocale);
		85	rxvt_set_locale (locale);
		86	}
		87
		88	void
		89	rxvt_pop_locale ()
		90	{
		91	rxvt_set_locale (savelocale);
		92	}
		93
		94	#if ENABLE_COMBINING
		95	class rxvt_composite_vec rxvt_composite;
		96
		97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		98	{
		99	compose_char *cc;
		100
		101	// break compose chains, as stupid readline really likes to duplicate
		102	// composing characters for some reason near the end of a line.
		103	cc = (*this)[c1];
		104	while (cc)
61	}	105	{
		106	if (cc->c2 == c2) return c1;
		107	cc = (*this)[cc->c1];
		108	}
62		109
63	/*	110	// check to see wether this combination already exists otherwise
64	* Save and then give up any super-user privileges	111	for (cc = v.end (); cc-- > v.begin (); )
65	* If we need privileges in any area then we must specifically request it.	112	{
66	* We should only need to be root in these cases:	113	if (cc->c1 == c1 && cc->c2 == c2)
67	* 1. write utmp entries on some systems	114	return COMPOSE_LO + (cc - v.begin ());
68	* 2. chown tty on some systems	115	}
69	*/
70	rxvt_privileges(aR_ SAVE);
71	rxvt_privileges(aR_ IGNORE);
72		116
73	rxvt_init_secondary(aR);	117	// allocate a new combination
		118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		119	{
		120	static int seen;
74		121
75	cmd_argv = rxvt_init_resources(aR_ argc, argv);	122	if (!seen++)
		123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
76		124
77	#if (MENUBAR_MAX)	125	return REPLACEMENT_CHAR;
78	rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);	126	}
		127
		128	v.push_back (compose_char (c1, c2));
		129
		130	return v.size () - 1 + COMPOSE_LO;
		131	}
		132
		133	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		134	{
		135	compose_char *cc = (*this)[c];
		136
		137	if (!cc)
		138	{
		139	if (r) *r = c;
		140	return 1;
		141	}
		142
		143	int len = expand (cc->c1, r);
		144
		145	if (r) r += len;
		146
		147	if (cc->c2 != NOCHAR)
		148	{
		149	len++;
		150	if (r) *r++ = cc->c2;
		151	}
		152
		153	return len;
		154
		155	}
		156	#endif
		157
		158	rxvt_term::rxvt_term ()
		159	:
		160	#if TRANSPARENT
		161	rootwin_ev (this, &rxvt_term::rootwin_cb),
79	#endif	162	#endif
80	#ifdef HAVE_SCROLLBARS	163	#ifdef HAVE_SCROLLBARS
81	if (R->Options & Opt_scrollBar)	164	scrollbar_ev (this, &rxvt_term::x_cb),
82	scrollbar_setIdle(); /* set existence for size calculations */
83	#endif	165	#endif
84		166	#ifdef MENUBAR
85	rxvt_Create_Windows(aR_ argc, argv);	167	menubar_ev (this, &rxvt_term::x_cb),
86
87	rxvt_init_xlocale(aR);
88
89	rxvt_scr_reset(aR); /* initialize screen */
90	#ifdef RXVT_GRAPHICS
91	rxvt_Gr_reset(aR); /* reset graphics */
92	#endif	168	#endif
93		169	#ifdef CURSOR_BLINK
94	#if 0	170	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
95	#ifdef DEBUG_X
96	XSynchronize(R->Xdisplay, True);
97	XSetErrorHandler((XErrorHandler) abort);
98	#else
99	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
100	#endif	171	#endif
		172	#ifdef TEXT_BLINK
		173	text_blink_ev (this, &rxvt_term::text_blink_cb),
101	#endif	174	#endif
		175	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		176	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		177	#endif
		178	#ifdef SELECTION_SCROLLING
		179	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		180	#endif
		181	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		182	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
		183	#endif
		184	#ifdef POINTER_BLANK
		185	pointer_ev (this, &rxvt_term::pointer_cb),
		186	#endif
		187	#ifdef USE_XIM
		188	im_ev (this, &rxvt_term::im_cb),
		189	#endif
		190	termwin_ev (this, &rxvt_term::x_cb),
		191	vt_ev (this, &rxvt_term::x_cb),
		192	check_ev (this, &rxvt_term::check_cb),
		193	flush_ev (this, &rxvt_term::flush_cb),
		194	destroy_ev (this, &rxvt_term::destroy_cb),
		195	pty_ev (this, &rxvt_term::pty_cb),
		196	incr_ev (this, &rxvt_term::incr_cb)
		197	{
		198	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
102		199
		200	termlist.push_back (this);
		201
		202	#ifdef KEYSYM_RESOURCE
		203	keyboard = new keyboard_manager;
		204
		205	if (!keyboard)
		206	rxvt_fatal ("out of memory, aborting.\n");
		207	#endif
		208	}
		209
		210	// clean up the most important stuff, do *not* call x or free mem etc.
		211	// for use before an emergency exit
		212	void rxvt_term::emergency_cleanup ()
		213	{
		214	if (cmd_pid)
		215	kill (-cmd_pid, SIGHUP);
		216
		217	#ifdef UTMP_SUPPORT
		218	privileged_utmp (RESTORE);
		219	#endif
		220
		221	pty.put ();
		222	}
		223
		224	rxvt_term::~rxvt_term ()
		225	{
		226	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
		227
		228	termlist.erase (find (termlist.begin (), termlist.end(), this));
		229
		230	emergency_cleanup ();
		231
		232	#if ENABLE_STYLES
		233	for (int i = RS_styleCount; --i; )
		234	if (fontset[i] != fontset[0])
		235	delete fontset[i];
		236	#endif
		237	delete fontset[0];
		238
		239	if (display)
		240	{
		241	dDisp;
		242
		243	selection_clear ();
		244
		245	#ifdef USE_XIM
		246	im_destroy ();
		247	#endif
		248	#ifdef MENUBAR
		249	if (menubarGC) XFreeGC (disp, menubarGC);
		250	#endif
		251	#ifdef XTERM_SCROLLBAR
		252	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		253	if (ShadowGC) XFreeGC (disp, ShadowGC);
		254	#endif
		255	#ifdef PLAIN_SCROLLBAR
		256	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		257	#endif
		258	#ifdef NEXT_SCROLLBAR
		259	if (blackGC) XFreeGC (disp, blackGC);
		260	if (whiteGC) XFreeGC (disp, whiteGC);
		261	if (grayGC) XFreeGC (disp, grayGC);
		262	if (darkGC) XFreeGC (disp, darkGC);
		263	if (stippleGC) XFreeGC (disp, stippleGC);
		264	if (dimple) XFreePixmap (disp, dimple);
		265	if (upArrow) XFreePixmap (disp, upArrow);
		266	if (downArrow) XFreePixmap (disp, downArrow);
		267	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		268	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		269	#endif
		270	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		271	if (topShadowGC) XFreeGC (disp, topShadowGC);
		272	if (botShadowGC) XFreeGC (disp, botShadowGC);
		273	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		274	#endif
		275	if (gc) XFreeGC (disp, gc);
		276
		277	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		278	delete menuBar.drawable;
		279	//if (menuBar.win)
		280	// XDestroyWindow (disp, menuBar.win);
		281	#endif
		282	delete drawable;
		283	// destroy all windows
		284	if (parent[0])
		285	XDestroyWindow (disp, parent[0]);
		286	}
		287
		288	// TODO: free pixcolours, colours should become part of rxvt_display
		289	delete pix_colors_focused;
		290	#if OFF_FOCUS_FADING
		291	delete pix_colors_unfocused;
		292	#endif
		293
		294	displays.put (display);
		295
		296	scr_release ();
		297
		298	/* clear all resources */
		299	for (int i = 0; i < allocated.size (); i++)
		300	free (allocated [i]);
		301
		302	free (selection.text);
		303	// TODO: manage env vars in child only(!)
		304	free (env_windowid);
		305	free (env_display);
		306	free (env_term);
		307	free (env_colorfgbg);
		308	free (locale);
		309	free (v_buffer);
		310	free (incr_buf);
		311
		312	delete envv;
		313	delete argv;
		314
		315	#ifdef KEYSYM_RESOURCE
		316	delete keyboard;
		317	#endif
		318	}
		319
		320	void
		321	rxvt_term::child_exit ()
		322	{
		323	cmd_pid = 0;
		324
		325	if (!OPTION (Opt_hold))
		326	destroy ();
		327	}
		328
		329	void
		330	rxvt_term::destroy ()
		331	{
		332	if (destroy_ev.active)
		333	return;
		334
		335	#if ENABLE_OVERLAY
		336	scr_overlay_off ();
		337	#endif
		338
		339	if (display)
		340	{
		341	#if USE_XIM
		342	im_ev.stop (display);
		343	#endif
103	#ifdef HAVE_SCROLLBARS	344	#if HAVE_SCROLLBARS
104	if (R->Options & Opt_scrollBar)	345	scrollbar_ev.stop (display);
105	rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106	#endif	346	#endif
107	#if (MENUBAR_MAX)	347	#if MENUBAR
108	if (menubar_visible(r))	348	menubar_ev.stop (display);
109	XMapWindow(R->Xdisplay, R->menuBar.win);
110	#endif	349	#endif
111	#ifdef TRANSPARENT	350	#if TRANSPARENT
112	if (R->Options & Opt_transparent) {	351	rootwin_ev.stop (display);
113	XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114	rxvt_check_our_parents(aR);
115	}
116	#endif	352	#endif
117	XMapWindow(R->Xdisplay, R->TermWin.vt);	353	incr_ev.stop ();
118	XMapWindow(R->Xdisplay, R->TermWin.parent[0]);	354	termwin_ev.stop (display);
119		355	vt_ev.stop (display);
120	rxvt_init_env(aR);
121	rxvt_init_command(aR_ cmd_argv);
122
123	return R;
124	}
125
126	/* ------------------------------------------------------------------------- *
127	* SIGNAL HANDLING & EXIT HANDLER *
128	* ------------------------------------------------------------------------- */
129	/*
130	* Catch a SIGCHLD signal and exit if the direct child has died
131	*/
132	/* ARGSUSED */
133	/* EXTPROTO */
134	RETSIGTYPE
135	rxvt_Child_signal(int sig __attribute__((unused)))
136	{
137	dR;
138	int pid, save_errno = errno;
139
140	do {
141	errno = 0;
142	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143
144	if (pid == R->h->cmd_pid)
145	exit(EXIT_SUCCESS);
146
147	errno = save_errno;
148	signal(SIGCHLD, rxvt_Child_signal);
149	}
150
151	/*
152	* Catch a fatal signal and tidy up before quitting
153	*/
154	/* EXTPROTO */
155	RETSIGTYPE
156	rxvt_Exit_signal(int sig)
157	{
158	signal(sig, SIG_DFL);
159	#ifdef DEBUG_CMD
160	rxvt_print_error("signal %d", sig);
161	#endif
162	rxvt_clean_exit();
163	kill(getpid(), sig);
164	}
165
166	/* ARGSUSED */
167	/* INTPROTO */
168	int
169	rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170	{
171	dR;
172
173	if (R->h->allowedxerror == -1) {
174	R->h->allowedxerror = event->error_code;
175	return 0; /* ignored anyway */
176	}	356	}
177	rxvt_print_error("XError: Request: %d . %d, Error: %d",	357
178	event->request_code, event->minor_code,	358	check_ev.stop ();
179	event->error_code);	359	pty_ev.stop ();
180	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */	360	#ifdef CURSOR_BLINK
181	exit(EXIT_FAILURE);	361	cursor_blink_ev.stop ();
182	/* NOTREACHED */	362	#endif
		363	#ifdef TEXT_BLINK
		364	text_blink_ev.stop ();
		365	#endif
		366	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		367	cont_scroll_ev.stop ();
		368	#endif
		369	#ifdef SELECTION_SCROLLING
		370	sel_scroll_ev.stop ();
		371	#endif
		372	#ifdef POINTER_BLANK
		373	pointer_ev.stop ();
		374	#endif
		375
		376	destroy_ev.start (0);
		377	}
		378
		379	void
		380	rxvt_term::destroy_cb (time_watcher &w)
		381	{
		382	make_current ();
		383
		384	delete this;
183	}	385	}
184		386
185	/*----------------------------------------------------------------------*/	387	/*----------------------------------------------------------------------*/
186	/*	388	/*
187	* Exit gracefully, clearing the utmp entry and restoring tty attributes	389	* Exit gracefully, clearing the utmp entry and restoring tty attributes
188	* TODO: if debugging, this should free up any known resources if we can	390	* TODO: if debugging, this should free up any known resources if we can
189	*/	391	*/
190	/* EXTPROTO */	392	static XErrorHandler old_xerror_handler;
191	void
192	rxvt_clean_exit(void)
193	{
194	dR;
195		393
196	#ifdef DEBUG_SCREEN	394	static void
197	rxvt_scr_release(aR);	395	rxvt_emergency_cleanup ()
		396	{
		397	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		398	(*t)->emergency_cleanup ();
		399	}
		400
		401	#if ENABLE_FRILLS
		402	static void
		403	print_x_error (Display *dpy, XErrorEvent *event)
		404	{
		405	char buffer[BUFSIZ];
		406	char mesg[BUFSIZ];
		407	char number[32];
		408	char *mtype = "XlibMessage";
		409	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		410	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		411	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		412	rxvt_warn ("%s: %s\n", mesg, buffer);
		413	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		415	sprintf(number, "%d", event->request_code);
		416	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		417	rxvt_warn ("(which is %s)\n", buffer);
		418	if (event->request_code >= 128) {
		419	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		420	mesg, BUFSIZ);
		421	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		422	}
		423	if ((event->error_code == BadWindow) ||
		424	(event->error_code == BadPixmap) ||
		425	(event->error_code == BadCursor) ||
		426	(event->error_code == BadFont) ||
		427	(event->error_code == BadDrawable) ||
		428	(event->error_code == BadColor) ||
		429	(event->error_code == BadGC) ||
		430	(event->error_code == BadIDChoice) ||
		431	(event->error_code == BadValue) ||
		432	(event->error_code == BadAtom)) {
		433	if (event->error_code == BadValue)
		434	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		435	mesg, BUFSIZ);
		436	else if (event->error_code == BadAtom)
		437	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		438	mesg, BUFSIZ);
		439	else
		440	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		441	mesg, BUFSIZ);
		442	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		443	}
		444	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		445	mesg, BUFSIZ);
		446	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		447	}
198	#endif	448	#endif
199	#ifndef NO_SETOWNER_TTYDEV	449
200	rxvt_privileged_ttydev(aR_ RESTORE);	450	int
201	#endif	451	rxvt_xerror_handler (Display *display, XErrorEvent *event)
202	#ifdef UTMP_SUPPORT	452	{
203	rxvt_privileged_utmp(aR_ RESTORE);	453	if (GET_R->allowedxerror == -1)
204	#endif	454	GET_R->allowedxerror = event->error_code;
205	#ifdef USE_XIM	455	else
206	if (R->h->Input_Context != NULL) {
207	XDestroyIC(R->h->Input_Context);
208	R->h->Input_Context = NULL;
209	}	456	{
		457	// GET_R is most likely not the terminal which caused the error,
		458	// so just output the error and continue
		459	#if ENABLE_FRILLS
		460	print_x_error (display, event);
		461	#else
		462	old_xerror_handler (display, event);
210	#endif	463	#endif
		464	}
		465
		466	return 0;
		467	}
		468
		469	int
		470	rxvt_xioerror_handler (Display *display)
		471	{
		472	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		473	DisplayString (display));
		474	rxvt_emergency_cleanup ();
		475	_exit (EXIT_FAILURE);
		476	}
		477
		478	/*----------------------------------------------------------------------*/
		479	bool
		480	rxvt_term::init (int argc, const char *const *argv)
		481	{
		482	SET_R (this);
		483	set_locale ("");
		484	set_environ (envv); // few things in X do not call setlocale :(
		485
		486	if (!init_vars ())
		487	return false;
		488
		489	init_secondary ();
		490
		491	const char **cmd_argv = init_resources (argc, argv);
		492
		493	#ifdef KEYSYM_RESOURCE
		494	keyboard->register_done ();
		495	#endif
		496
		497	#if MENUBAR_MAX
		498	menubar_read (rs[Rs_menu]);
		499	#endif
		500	#ifdef HAVE_SCROLLBARS
		501	if (OPTION (Opt_scrollBar))
		502	scrollBar.setIdle (); /* set existence for size calculations */
		503	#endif
		504
		505	#if ENABLE_PERL
		506	if (!rs[Rs_perl_ext_1])
		507	rs[Rs_perl_ext_1] = "default";
		508
		509	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		510	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		511	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		512	{
		513	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		514	// ignore some perl-related arguments if some bozo installed us set[ug]id
		515	if (rxvt_tainted ())
		516	{
		517	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
		518	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		519	{
		520	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
		521	rs[Rs_perl_lib] = 0;
		522	rs[Rs_perl_eval] = 0;
		523	}
		524	}
		525	#endif
		526	rxvt_perl.init (this);
		527	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		528	}
		529	#endif
		530
		531	create_windows (argc, argv);
		532
		533	dDisp;
		534
		535	init_xlocale ();
		536
		537	scr_reset (); // initialize screen
		538
		539	#if 0
		540	XSynchronize (disp, True);
		541	#endif
		542
		543	#ifdef HAVE_SCROLLBARS
		544	if (OPTION (Opt_scrollBar))
		545	resize_scrollbar (); /* create and map scrollbar */
		546	#endif
		547	#if (MENUBAR_MAX)
		548	if (menubar_visible ())
		549	XMapWindow (disp, menuBar.win);
		550	#endif
		551	#ifdef TRANSPARENT
		552	if (OPTION (Opt_transparent))
		553	{
		554	XSelectInput (disp, display->root, PropertyChangeMask);
		555	check_our_parents ();
		556	rootwin_ev.start (display, display->root);
		557	}
		558	#endif
		559
		560	XMapWindow (disp, vt);
		561	XMapWindow (disp, parent[0]);
		562
		563	set_colorfgbg ();
		564
		565	init_command (cmd_argv);
		566
		567	free (cmd_argv);
		568
		569	if (pty.pty >= 0)
		570	pty_ev.start (pty.pty, EVENT_READ);
		571
		572	check_ev.start ();
		573
		574	HOOK_INVOKE ((this, HOOK_START, DT_END));
		575
		576	return true;
		577	}
		578
		579	static struct sig_handlers
		580	{
		581	sig_watcher sw_chld, sw_term, sw_int;
		582
		583	void sig_chld (sig_watcher &w)
		584	{
		585	// we are being called for every SIGCHLD, find the corresponding term
		586	int pid;
		587
		588	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		589	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		590	if (pid == (*t)->cmd_pid)
		591	{
		592	(*t)->child_exit ();
		593	break;
		594	}
		595	}
		596
		597	/*
		598	* Catch a fatal signal and tidy up before quitting
		599	*/
		600	void
		601	sig_term (sig_watcher &w)
		602	{
		603	#ifdef DEBUG_CMD
		604	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		605	#endif
		606	rxvt_emergency_cleanup ();
		607	signal (w.signum, SIG_DFL);
		608	kill (getpid (), w.signum);
		609	}
		610
		611	sig_handlers ()
		612	: sw_chld (this, &sig_handlers::sig_chld),
		613	sw_term (this, &sig_handlers::sig_term),
		614	sw_int (this, &sig_handlers::sig_term)
		615	{
		616	}
		617	} sig_handlers;
		618
		619	char **rxvt_environ; // startup environment
		620
		621	void
		622	rxvt_init ()
		623	{
		624	rxvt_environ = environ;
		625
		626	/*
		627	* Save and then give up any super-user privileges
		628	* If we need privileges in any area then we must specifically request it.
		629	* We should only need to be root in these cases:
		630	* 1. write utmp entries on some systems
		631	* 2. chown tty on some systems
		632	*/
		633	rxvt_privileges (SAVE);
		634	rxvt_privileges (IGNORE);
		635
		636	signal (SIGHUP, SIG_IGN);
		637	signal (SIGPIPE, SIG_IGN);
		638
		639	sig_handlers.sw_chld.start (SIGCHLD);
		640	sig_handlers.sw_term.start (SIGTERM);
		641	sig_handlers.sw_int.start (SIGINT);
		642
		643	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		644	/* signal (SIGURG, SIG_DFL); */
		645
		646	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		647	// TODO: handle this with exceptions and tolerate the memory loss
		648	XSetIOErrorHandler (rxvt_xioerror_handler);
		649
		650	XrmInitialize ();
211	}	651	}
212		652
213	/* ------------------------------------------------------------------------- *	653	/* ------------------------------------------------------------------------- *
214	* MEMORY ALLOCATION WRAPPERS *	654	* MEMORY ALLOCATION WRAPPERS *
215	* ------------------------------------------------------------------------- */	655	* ------------------------------------------------------------------------- */
216	/* EXTPROTO */	656	void *
		657	rxvt_malloc (size_t size)
		658	{
		659	void *p = malloc (size);
		660
		661	if (!p)
		662	rxvt_fatal ("memory allocation failure. aborting.\n");
		663
		664	return p;
		665	}
		666
		667	void *
		668	rxvt_calloc (size_t number, size_t size)
		669	{
		670	void *p = calloc (number, size);
		671
		672	if (!p)
		673	rxvt_fatal ("memory allocation failure. aborting.\n");
		674
		675	return p;
		676	}
		677
217	void *	678	void *
218	rxvt_malloc(size_t size)
219	{
220	void *p;
221
222	p = malloc(size);
223	if (p)
224	return p;
225
226	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227	rxvt_clean_exit();
228	exit(EXIT_FAILURE);
229	/* NOTREACHED */
230	}
231
232	/* EXTPROTO */
233	void *
234	rxvt_calloc(size_t number, size_t size)
235	{
236	void *p;
237
238	p = calloc(number, size);
239	if (p)
240	return p;
241
242	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243	rxvt_clean_exit();
244	exit(EXIT_FAILURE);
245	/* NOTREACHED */
246	}
247
248	/* EXTPROTO */
249	void *
250	rxvt_realloc(void *ptr, size_t size)	679	rxvt_realloc (void *ptr, size_t size)
251	{	680	{
252	void *p;
253
254	if (ptr)
255	p = realloc(ptr, size);	681	void *p = realloc (ptr, size);
256	else	682
257	p = malloc(size);
258	if (p)	683	if (!p)
		684	rxvt_fatal ("memory allocation failure. aborting.\n");
		685
259	return p;	686	return p;
260
261	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262	rxvt_clean_exit();
263	exit(EXIT_FAILURE);
264	/* NOTREACHED */
265	}	687	}
		688
266	/* ------------------------------------------------------------------------- *	689	/* ------------------------------------------------------------------------- *
267	* PRIVILEGED OPERATIONS *	690	* PRIVILEGED OPERATIONS *
268	* ------------------------------------------------------------------------- */	691	* ------------------------------------------------------------------------- */
269	/* take care of suid/sgid super-user (root) privileges */	692	/* take care of suid/sgid super-user (root) privileges */
270	/* INTPROTO */
271	void	693	void
272	rxvt_privileges(pR_ int mode)	694	rxvt_privileges (rxvt_privaction action)
273	{	695	{
274	#if ! defined(__CYGWIN32__)	696	#if ! defined(__CYGWIN32__)
275	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	697	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276	/* setreuid() is the poor man's setuid(), seteuid() */	698	/* setreuid () is the poor man's setuid (), seteuid () */
277	# define seteuid(a) setreuid(-1, (a))	699	# define seteuid(a) setreuid(-1, (a))
278	# define setegid(a) setregid(-1, (a))	700	# define setegid(a) setregid(-1, (a))
279	# define HAVE_SETEUID	701	# define HAVE_SETEUID
280	# endif	702	# endif
281	# ifdef HAVE_SETEUID	703	# ifdef HAVE_SETEUID
282	switch (mode) {	704	switch (action)
		705	{
283	case IGNORE:	706	case IGNORE:
284	/*	707	/*
285	* change effective uid/gid - not real uid/gid - so we can switch	708	* change effective uid/gid - not real uid/gid - so we can switch
286	* back to root later, as required	709	* back to root later, as required
287	*/	710	*/
288	seteuid(getuid());
289	setegid(getgid());	711	setegid (getgid ());
290	break;	712	seteuid (getuid ());
		713	break;
291	case SAVE:	714	case SAVE:
292	R->h->euid = geteuid();	715	saved_egid = getegid ();
293	R->h->egid = getegid();	716	saved_euid = geteuid ();
294	break;	717	break;
295	case RESTORE:	718	case RESTORE:
296	seteuid(R->h->euid);	719	setegid (saved_egid);
297	setegid(R->h->egid);	720	seteuid (saved_euid);
298	break;	721	break;
299	}	722	}
300	# else	723	# else
301	switch (mode) {	724	switch (action)
		725	{
302	case IGNORE:	726	case IGNORE:
303	setuid(getuid());
304	setgid(getgid());	727	setgid (getgid ());
		728	setuid (getuid ());
305	/* FALLTHROUGH */	729	/* FALLTHROUGH */
306	case SAVE:	730	case SAVE:
307	/* FALLTHROUGH */	731	/* FALLTHROUGH */
308	case RESTORE:	732	case RESTORE:
309	break;	733	break;
310	}	734	}
311	# endif	735	# endif
312	#endif	736	#endif
313	}	737	}
314		738
315	#ifdef UTMP_SUPPORT	739	#ifdef UTMP_SUPPORT
316	/* EXTPROTO */
317	void	740	void
318	rxvt_privileged_utmp(pR_ char action)	741	rxvt_term::privileged_utmp (rxvt_privaction action)
319	{	742	{
320	struct rxvt_hidden *h = R->h;	743	if (OPTION (Opt_utmpInhibit)
		744	|| !pty.name || !*pty.name)
		745	return;
321		746
322	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323	if (h->next_utmp_action != action
324	|| (action != SAVE && action != RESTORE)
325	|| (R->Options & Opt_utmpInhibit)
326	|| h->ttydev == NULL
327	|| *h->ttydev == '\0')
328	return;
329
330	rxvt_privileges(aR_ RESTORE);	747	rxvt_privileges (RESTORE);
		748
331	if (action == SAVE) {	749	if (action == SAVE)
332	h->next_utmp_action = RESTORE;	750	makeutent (pty.name, rs[Rs_display_name]);
333	rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);	751	else
334	} else { /* action == RESTORE */	752	cleanutent ();
335	h->next_utmp_action = IGNORE;	753
336	rxvt_cleanutent(aR);
337	}
338	rxvt_privileges(aR_ IGNORE);	754	rxvt_privileges (IGNORE);
339	}
340	#endif
341
342	#ifndef NO_SETOWNER_TTYDEV
343	/* EXTPROTO */
344	void
345	rxvt_privileged_ttydev(pR_ char action)
346	{
347	struct rxvt_hidden *h = R->h;
348
349	D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350	if (h->next_tty_action != action
351	|| (action != SAVE && action != RESTORE)
352	|| h->ttydev == NULL
353	|| *h->ttydev == '\0')
354	return;
355
356	rxvt_privileges(aR_ RESTORE);
357
358	if (action == SAVE) {
359	h->next_tty_action = RESTORE;
360	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362	if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363	h->next_tty_action = IGNORE;
364	else
365	# endif
366	{
367	chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368	chmod(h->ttydev, h->ttymode);
369	# ifdef HAVE_REVOKE
370	revoke(h->ttydev);
371	# endif
372	}
373	} else { /* action == RESTORE */
374	h->next_tty_action = IGNORE;
375	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376	chmod(h->ttydev, h->ttyfd_stat.st_mode);
377	chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378	# else
379	chmod(h->ttydev,
380	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381	chown(h->ttydev, 0, 0);
382	# endif
383	}
384
385	rxvt_privileges(aR_ IGNORE);
386
387	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389	# endif
390	}	755	}
391	#endif	756	#endif
392		757
393	/*----------------------------------------------------------------------*/	758	/*----------------------------------------------------------------------*/
394	/*	759	/*
395	* window size/position calculcations for XSizeHint and other storage.	760	* window size/position calculcations for XSizeHint and other storage.
396	* if width/height are non-zero then override calculated width/height	761	* if width/height are non-zero then override calculated width/height
397	*/	762	*/
398	/* EXTPROTO */
399	void	763	void
400	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	764	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401	{	765	{
402	short recalc_x, recalc_y;	766	short recalc_x, recalc_y;
403	int x, y, sb_w, mb_h, flags;	767	int x, y, sb_w, mb_h, flags;
404	unsigned int w, h;	768	unsigned int w, h;
405	unsigned int max_width, max_height;	769	unsigned int max_width, max_height;
		770	dDisp;
406		771
407	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	772	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		773	ncol, nrow, szHint.width, szHint.height));
		774
408	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	775	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409	R->szHint.win_gravity = NorthWestGravity;	776	szHint.win_gravity = NorthWestGravity;
410	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	777	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411		778
412	recalc_x = recalc_y = 0;	779	recalc_x = recalc_y = 0;
413	flags = 0;	780	flags = 0;
		781
414	if (!R->h->parsed_geometry) {	782	if (!parsed_geometry)
		783	{
415	R->h->parsed_geometry = 1;	784	parsed_geometry = 1;
		785
416	if (R->h->rs[Rs_geometry])	786	if (rs[Rs_geometry])
417	flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h);	787	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		788
418	if (flags & WidthValue) {	789	if (flags & WidthValue)
419	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	790	{
420	R->szHint.flags |= USSize;	791	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
421	}	792	szHint.flags |= USSize;
		793	}
		794
422	if (flags & HeightValue) {	795	if (flags & HeightValue)
423	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	796	{
424	R->szHint.flags |= USSize;	797	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
425	}	798	szHint.flags |= USSize;
		799	}
		800
426	if (flags & XValue) {	801	if (flags & XValue)
427	R->szHint.x = x;	802	{
		803	szHint.x = x;
428	R->szHint.flags |= USPosition;	804	szHint.flags |= USPosition;
		805
429	if (flags & XNegative) {	806	if (flags & XNegative)
430	recalc_x = 1;	807	{
		808	recalc_x = 1;
431	R->szHint.win_gravity = NorthEastGravity;	809	szHint.win_gravity = NorthEastGravity;
		810	}
		811	}
		812
		813	if (flags & YValue)
		814	{
		815	szHint.y = y;
		816	szHint.flags |= USPosition;
		817
		818	if (flags & YNegative)
		819	{
		820	recalc_y = 1;
		821
		822	if (szHint.win_gravity == NorthEastGravity)
		823	szHint.win_gravity = SouthEastGravity;
		824	else
		825	szHint.win_gravity = SouthWestGravity;
		826	}
		827	}
432	}	828	}
433	}	829
434	if (flags & YValue) {
435	R->szHint.y = y;
436	R->szHint.flags |= USPosition;
437	if (flags & YNegative) {
438	recalc_y = 1;
439	if (R->szHint.win_gravity == NorthEastGravity)
440	R->szHint.win_gravity = SouthEastGravity;
441	else
442	R->szHint.win_gravity = SouthWestGravity;
443	}
444	}
445	}
446	/* TODO: BOUNDS */	830	/* TODO: BOUNDS */
447	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	831	width = ncol * fwidth;
448	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	832	height = nrow * fheight;
449	max_width = MAX_COLS * R->TermWin.fwidth;	833	max_width = MAX_COLS * fwidth;
450	max_height = MAX_ROWS * R->TermWin.fheight;	834	max_height = MAX_ROWS * fheight;
451		835
452	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	836	szHint.base_width = szHint.base_height = 2 * int_bwidth;
453		837
454	sb_w = mb_h = 0;	838	sb_w = mb_h = 0;
455	R->h->window_vt_x = R->h->window_vt_y = 0;	839	window_vt_x = window_vt_y = int_bwidth;
		840
456	if (scrollbar_visible(R)) {	841	if (scrollbar_visible ())
		842	{
457	sb_w = scrollbar_TotalWidth();	843	sb_w = scrollbar_TotalWidth ();
458	R->szHint.base_width += sb_w;	844	szHint.base_width += sb_w;
459	if (!(R->Options & Opt_scrollBar_right))	845	if (!OPTION (Opt_scrollBar_right))
460	R->h->window_vt_x = sb_w;	846	window_vt_x += sb_w;
461	}	847	}
		848
462	if (menubar_visible(R)) {	849	if (menubar_visible ())
		850	{
463	mb_h = menuBar_TotalHeight();	851	mb_h = menuBar_TotalHeight ();
464	R->szHint.base_height += mb_h;	852	szHint.base_height += mb_h;
465	R->h->window_vt_y = mb_h;	853	window_vt_y += mb_h;
466	}	854	}
		855
467	R->szHint.width_inc = R->TermWin.fwidth;	856	szHint.width_inc = fwidth;
468	R->szHint.height_inc = R->TermWin.fheight;	857	szHint.height_inc = fheight;
469	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	858	szHint.min_width = szHint.base_width + szHint.width_inc;
470	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	859	szHint.min_height = szHint.base_height + szHint.height_inc;
471		860
472	if (width && width - R->szHint.base_width < max_width) {	861	if (newwidth && newwidth - szHint.base_width < max_width)
473	R->szHint.width = width;
474	R->TermWin.width = width - R->szHint.base_width;
475	} else {
476	MIN_IT(R->TermWin.width, max_width);
477	R->szHint.width = R->szHint.base_width + R->TermWin.width;
478	}	862	{
		863	szHint.width = newwidth;
		864	width = newwidth - szHint.base_width;
		865	}
		866	else
		867	{
		868	min_it (width, max_width);
		869	szHint.width = szHint.base_width + width;
		870	}
		871
479	if (height && height - R->szHint.base_height < max_height) {	872	if (newheight && newheight - szHint.base_height < max_height)
480	R->szHint.height = height;
481	R->TermWin.height = height - R->szHint.base_height;
482	} else {
483	MIN_IT(R->TermWin.height, max_height);
484	R->szHint.height = R->szHint.base_height + R->TermWin.height;
485	}	873	{
		874	szHint.height = newheight;
		875	height = newheight - szHint.base_height;
		876	}
		877	else
		878	{
		879	min_it (height, max_height);
		880	szHint.height = szHint.base_height + height;
		881	}
		882
486	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	883	if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
487	R->h->window_sb_x = R->szHint.width - sb_w;	884	window_sb_x = szHint.width - sb_w;
488		885
489	if (recalc_x)	886	if (recalc_x)
490	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	887	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
491	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
492	if (recalc_y)	888	if (recalc_y)
493	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	889	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
494	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
495		890
496	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	891	ncol = width / fwidth;
497	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	892	nrow = height / fheight;
498	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height));	893	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
		894	ncol, nrow, szHint.width,
		895	szHint.height));
499	return;	896	return;
500	}	897	}
501		898
502	/*----------------------------------------------------------------------*/	899	/*----------------------------------------------------------------------*/
503	/*	900	/*
504	* Tell the teletype handler what size the window is.	901	* Tell the teletype handler what size the window is.
505	* Called after a window size change.	902	* Called after a window size change.
506	*/	903	*/
507	/* EXTPROTO */
508	void	904	void
509	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	905	rxvt_term::tt_winch ()
510	{	906	{
		907	if (pty.pty < 0)
		908	return;
		909
511	struct winsize ws;	910	struct winsize ws;
512		911
513	if (fd < 0)
514	return;
515	ws.ws_col = col;	912	ws.ws_col = ncol;
516	ws.ws_row = row;	913	ws.ws_row = nrow;
517	ws.ws_xpixel = ws.ws_ypixel = 0;	914	ws.ws_xpixel = width;
518	#ifndef DEBUG_SIZE	915	ws.ws_ypixel = height;
519	(void)ioctl(fd, TIOCSWINSZ, &ws);	916	(void)ioctl (pty.pty, TIOCSWINSZ, &ws);
520	#else	917
521	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	918	#if 0
522	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	919	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523	}
524	# ifdef SIGWINCH
525	else if (pid) /* force through to the command */	920	if (cmd_pid) /* force through to the command */
526	kill(pid, SIGWINCH);	921	kill (-cmd_pid, SIGWINCH);
527	# endif
528	#endif	922	#endif
529	}	923	}
530		924
531	/*----------------------------------------------------------------------*/	925	/*----------------------------------------------------------------------*/
532	/* rxvt_change_font() - Switch to a new font */	926	/* set_fonts () - load and set the various fonts
533	/*	927	*
534	* init = 1 - initialize	928	* init = 1 - initialize
535	*	929	*
536	* fontname == FONT_UP - switch to bigger font	930	* fontname == FONT_UP - switch to bigger font
537	* fontname == FONT_DN - switch to smaller font	931	* fontname == FONT_DN - switch to smaller font
538	*/	932	*/
539	/* EXTPROTO */	933	bool
540	void	934	rxvt_term::set_fonts ()
541	rxvt_change_font(pR_ int init, const char *fontname)
542	{	935	{
543	}	936	rxvt_fontset *fs = new rxvt_fontset (this);
		937	rxvt_fontprop prop;
544		938
545	/* INTPROTO */	939	if (!fs
546	void	940	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
547	rxvt_font_up_down(pR_ int n, int direction)	941	|| !fs->realize_font (1))
		942	{
		943	delete fs;
		944	return false;
		945	}
		946
		947	#if ENABLE_STYLES
		948	for (int i = RS_styleCount; --i; )
		949	if (fontset[i] != fontset[0])
		950	delete fontset[i];
		951	#endif
		952
		953	delete fontset[0];
		954	fontset[0] = fs;
		955
		956	prop = (*fs)[1]->properties ();
		957	prop.height += lineSpace;
		958	fs->set_prop (prop);
		959
		960	fwidth = prop.width;
		961	fheight = prop.height;
		962	fbase = prop.ascent;
		963
		964	for (int style = 1; style < 4; style++)
		965	{
		966	#if ENABLE_STYLES
		967	const char *res = rs[Rs_font + style];
		968
		969	if (res && !*res)
		970	fontset[style] = fontset[0];
		971	else
		972	{
		973	fontset[style] = fs = new rxvt_fontset (this);
		974	rxvt_fontprop prop2 = prop;
		975
		976	if (res)
		977	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		978	else
		979	{
		980	res = fontset[0]->fontdesc;
		981
		982	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		983	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		984	}
		985
		986	fs->populate (res);
		987	fs->set_prop (prop2);
		988	}
		989	#else
		990	fontset[style] = fontset[0];
		991	#endif
		992	}
		993
		994	if (parent[0])
		995	{
		996	resize_all_windows (0, 0, 0);
		997	scr_remap_chars ();
		998	scr_touch (true);
		999	}
		1000
		1001	return true;
		1002	}
		1003
		1004	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
548	{	1005	{
		1006	XChangeProperty (display->display, parent[0],
		1007	prop, XA_STRING, 8, PropModeReplace,
		1008	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		1009	}
		1010
		1011	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		1012	{
		1013	wchar_t *ws = rxvt_mbstowcs (str, len);
		1014	char *s = rxvt_wcstoutf8 (ws);
		1015
		1016	XChangeProperty (display->display, parent[0],
		1017	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		1018	(const unsigned char *)s, strlen (s));
		1019
		1020	free (s);
		1021	free (ws);
549	}	1022	}
550		1023
551	/*----------------------------------------------------------------------*/	1024	/*----------------------------------------------------------------------*/
552	/*----------------------------------------------------------------------*/	1025	/*----------------------------------------------------------------------*/
553	/* xterm sequences - title, iconName, color (exptl) */	1026	/* xterm sequences - title, iconName, color (exptl) */
554	/* EXTPROTO */
555	void	1027	void
556	rxvt_set_title(pR_ const char *str)	1028	rxvt_term::set_title (const char *str)
557	{	1029	{
558	#ifndef SMART_WINDOW_TITLE	1030	set_string_property (XA_WM_NAME, str);
559	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	1031	#if ENABLE_EWMH
		1032	set_utf8_property (xa[XA_NET_WM_NAME], str);
		1033	#endif
		1034	}
		1035
		1036	void
		1037	rxvt_term::set_icon_name (const char *str)
		1038	{
		1039	set_string_property (XA_WM_ICON_NAME, str);
		1040	#if ENABLE_EWMH
		1041	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		1042	#endif
		1043	}
		1044
		1045	#ifdef XTERM_COLOR_CHANGE
		1046	void
		1047	rxvt_term::set_window_color (int idx, const char *color)
		1048	{
		1049	rxvt_color xcol;
		1050	int i;
		1051
		1052	if (color == NULL || *color == '\0')
		1053	return;
		1054
		1055	/* handle color aliases */
		1056	if (isdigit (*color))
		1057	{
		1058	i = atoi (color);
		1059
		1060	if (i >= 8 && i <= 15)
		1061	{ /* bright colors */
		1062	i -= 8;
		1063	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		1064	SET_PIXCOLOR (idx);
		1065	goto done;
		1066	}
		1067
		1068	if (i >= 0 && i <= 7)
		1069	{ /* normal colors */
		1070	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		1071	SET_PIXCOLOR (idx);
		1072	goto done;
		1073	}
		1074	}
		1075
		1076	if (!rXParseAllocColor (&xcol, color))
		1077	return;
		1078
		1079	/* XStoreColor (display->display, display->cmap, XColor*); */
		1080
		1081	/*
		1082	* FIXME: should free colors here, but no idea how to do it so instead,
		1083	* so just keep gobbling up the colormap
		1084	*/
		1085	# if 0
		1086	for (i = Color_Black; i <= Color_White; i++)
		1087	if (pix_colors[idx] == pix_colors[i])
		1088	break;
		1089	if (i > Color_White)
		1090	{
		1091	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		1092	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		1093	DisplayPlanes (display->display, display->screen));
		1094	}
		1095	# endif
		1096
		1097	pix_colors_focused[idx] = xcol;
		1098	SET_PIXCOLOR (idx);
		1099
		1100	/* XSetWindowAttributes attr; */
		1101	/* Cursor cursor; */
		1102	done:
		1103
		1104	#if OFF_FOCUS_FADING
		1105	if (rs[Rs_fade])
		1106	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1107	#endif
		1108
		1109	/*TODO: handle Color_BD, scrollbar background, etc. */
		1110
		1111	recolour_cursor ();
		1112	scr_recolour ();
		1113	}
		1114
560	#else	1115	#else
561	char *name;
562
563	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564	name = NULL;
565	if (name == NULL || STRCMP(name, str))
566	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567	if (name)
568	XFree(name);
569	#endif
570	}
571
572	/* EXTPROTO */
573	void
574	rxvt_set_iconName(pR_ const char *str)
575	{
576	#ifndef SMART_WINDOW_TITLE
577	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
578	#else
579	char *name;
580
581	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582	name = NULL;
583	if (name == NULL || STRCMP(name, str))
584	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585	if (name)
586	XFree(name);
587	#endif
588	}
589
590	#ifdef XTERM_COLOR_CHANGE
591	/* EXTPROTO */
592	void
593	rxvt_set_window_color(pR_ int idx, const char *color)
594	{
595	rxvt_color xcol;
596	int i;
597
598	if (color == NULL || *color == '\0')
599	return;
600
601	/* handle color aliases */
602	if (isdigit(*color)) {
603	i = atoi(color);
604	if (i >= 8 && i <= 15) { /* bright colors */
605	i -= 8;
606	# ifndef NO_BRIGHTCOLOR
607	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608	SET_PIXCOLOR(R->h, idx);
609	goto Done;
610	# endif
611	}
612	if (i >= 0 && i <= 7) { /* normal colors */
613	R->PixColors[idx] = R->PixColors[minCOLOR + i];
614	SET_PIXCOLOR(R->h, idx);
615	goto Done;
616	}
617	}
618	if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
619	return;
620	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621
622	/*
623	* FIXME: should free colors here, but no idea how to do it so instead,
624	* so just keep gobbling up the colormap
625	*/
626	# if 0
627	for (i = Color_Black; i <= Color_White; i++)
628	if (R->PixColors[idx] == R->PixColors[i])
629	break;
630	if (i > Color_White) {
631	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633	DisplayPlanes(R->Xdisplay, Xscreen));
634	}
635	# endif
636
637	R->PixColors[idx] = xcol;
638	SET_PIXCOLOR(R->h, idx);
639
640	/* XSetWindowAttributes attr; */
641	/* Cursor cursor; */
642	Done:
643	if (idx == Color_bg && !(R->Options & Opt_transparent))
644	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645	R->PixColors[Color_bg]);
646
647	/* handle Color_BD, scrollbar background, etc. */
648
649	rxvt_set_colorfgbg(aR);
650	rxvt_recolour_cursor(aR);
651	/* the only reasonable way to enforce a clean update */
652	rxvt_scr_poweron(aR);
653	}
654
655	#else
656	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1116	# define set_window_color (idx,color) ((void)0)
657	#endif /* XTERM_COLOR_CHANGE */	1117	#endif /* XTERM_COLOR_CHANGE */
658		1118
659	/* EXTPROTO */
660	void	1119	void
661	rxvt_recolour_cursor(pR)	1120	rxvt_term::recolour_cursor ()
662	{	1121	{
663	rxvt_color xcol[2];	1122	XColor xcol[2];
664		1123
665	#if TODO	1124	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
666	xcol[0] = R->PixColors[Color_pointer];	1125	? pix_colors_focused[Color_pointer_fg]
667	xcol[1] = R->PixColors[Color_bg];	1126	: pix_colors_focused[Color_fg];
668	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1127	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1128	? pix_colors_focused[Color_pointer_bg]
		1129	: pix_colors_focused[Color_bg];
		1130
		1131	XQueryColors (display->display, display->cmap, xcol, 2);
669	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1132	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670	#endif
671	}	1133	}
672		1134
673	/*----------------------------------------------------------------------*/	1135	/*----------------------------------------------------------------------*/
674	/*	1136	/*
675	* find if fg/bg matches any of the normal (low-intensity) colors	1137	* find if fg/bg matches any of the normal (low-intensity) colors
676	*/	1138	*/
677	/* INTPROTO */
678	void	1139	void
679	rxvt_set_colorfgbg(pR)	1140	rxvt_term::set_colorfgbg ()
680	{	1141	{
681	unsigned int i;	1142	unsigned int i;
682	const char *xpmb = "\0";	1143	const char *xpmb = "\0";
683	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1144	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684		1145
685	R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1146	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686	STRCPY(fstr, "default");	1147	strcpy (fstr, "default");
687	STRCPY(bstr, "default");	1148	strcpy (bstr, "default");
688	for (i = Color_Black; i <= Color_White; i++)	1149	for (i = Color_Black; i <= Color_White; i++)
689	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1150	if (pix_colors[Color_fg] == pix_colors[i])
		1151	{
690	sprintf(fstr, "%d", (i - Color_Black));	1152	sprintf (fstr, "%d", (i - Color_Black));
691	break;	1153	break;
692	}	1154	}
		1155
693	for (i = Color_Black; i <= Color_White; i++)	1156	for (i = Color_Black; i <= Color_White; i++)
694	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1157	if (pix_colors[Color_bg] == pix_colors[i])
		1158	{
695	sprintf(bstr, "%d", (i - Color_Black));	1159	sprintf (bstr, "%d", (i - Color_Black));
696	#ifdef XPM_BACKGROUND	1160	#ifdef XPM_BACKGROUND
697	xpmb = "default;";	1161	xpmb = "default;";
698	#endif	1162	#endif
699	break;	1163	break;
700	}	1164	}
		1165
701	sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1166	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702	putenv(R->h->env_colorfgbg);
703
704	#ifndef NO_BRIGHTCOLOR
705	R->h->colorfgbg = DEFAULT_RSTYLE;
706	for (i = minCOLOR; i <= maxCOLOR; i++) {
707	if (R->PixColors[Color_fg] == R->PixColors[i])
708	R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709	if (R->PixColors[Color_bg] == R->PixColors[i])
710	R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711	}
712	#endif
713	}	1167	}
714		1168
715	/*----------------------------------------------------------------------*/	1169	/*----------------------------------------------------------------------*/
716	/*
717	* Colour determination for low colour displays, routine from
718	* Hans de Goede <hans@highrise.nl>
719	*/
720		1170
721	/* EXTPROTO */
722	int	1171	int
723	rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)	1172	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724	{	1173	{
725	screen_in_out->set (aR_ colour);
726
727	if (!screen_in_out->set (aR_ colour))	1174	if (!screen_in_out->set (display, colour))
728	{	1175	{
729	rxvt_print_error("can't allocate colour: %s", colour);	1176	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730	return false;	1177	return false;
731	}	1178	}
732		1179
733	return true;	1180	return true;
734	}	1181	}
735		1182
736	/* -------------------------------------------------------------------- *	1183	/* -------------------------------------------------------------------- *
737	* - WINDOW RESIZING - *	1184	* - WINDOW RESIZING - *
738	* -------------------------------------------------------------------- */	1185	* -------------------------------------------------------------------- */
739	/* EXTPROTO */
740	void	1186	void
741	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent)	1187	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742	{	1188	{
743	int fix_screen;	1189	int fix_screen;
		1190	int old_width = szHint.width, old_height = szHint.height;
		1191	dDisp;
		1192
		1193	window_calc (newwidth, newheight);
		1194	XSetWMNormalHints (disp, parent[0], &szHint);
		1195
		1196	if (!ignoreparent)
		1197	{
744	#ifdef SMART_RESIZE	1198	#ifdef SMART_RESIZE
745	int old_width = R->szHint.width,	1199	/*
746	old_height = R->szHint.height;
747	#endif
748
749	rxvt_window_calc(aR_ width, height);
750	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
751	if (!ignoreparent) {
752	#ifdef SMART_RESIZE
753	/*
754	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1200	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755	* reposition window on resize depending on placement on screen	1201	* reposition window on resize depending on placement on screen
756	*/	1202	*/
757	int x, y, x1, y1;	1203	int x, y, x1, y1;
758	int dx, dy;	1204	int dx, dy;
759	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1205	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760	Window unused_cr;	1206	Window unused_cr;
761		1207
762	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1208	XTranslateCoordinates (disp, parent[0], display->root,
763	0, 0, &x, &y, &unused_cr);	1209	0, 0, &x, &y, &unused_cr);
764	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1210	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
765	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1211	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
766	/*	1212	/*
767	* if Xroot isn't the parent window, a WM will probably have offset	1213	* if display->root isn't the parent window, a WM will probably have offset
768	* our position for handles and decorations. Counter it	1214	* our position for handles and decorations. Counter it
769	*/	1215	*/
770	if (x1 != x || y1 != y) {	1216	if (x1 != x || y1 != y)
		1217	{
771	x -= x1;	1218	x -= x1;
772	y -= y1;	1219	y -= y1;
773	}	1220	}
774		1221
775	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1222	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
776	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1223	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
777	dx = old_width - R->szHint.width;	1224	dx = old_width - szHint.width;
778	dy = old_height - R->szHint.height;	1225	dy = old_height - szHint.height;
779		1226
780	/* Check position of the center of the window */	1227	/* Check position of the center of the window */
781	if (x < x1) /* left half */	1228	if (x < x1) /* left half */
782	dx = 0;	1229	dx = 0;
783	else if (x == x1) /* exact center */	1230	else if (x == x1) /* exact center */
784	dx /= 2;	1231	dx /= 2;
785	if (y < y1) /* top half */	1232	if (y < y1) /* top half */
786	dy = 0;	1233	dy = 0;
787	else if (y == y1) /* exact center */	1234	else if (y == y1) /* exact center */
788	dy /= 2;	1235	dy /= 2;
789		1236
790	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1237	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
791	R->szHint.width, R->szHint.height);	1238	szHint.width, szHint.height);
792	#else	1239	#else
793	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1240	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
794	R->szHint.height);
795	#endif	1241	#endif
796	}	1242	}
797		1243
798	fix_screen = (R->TermWin.ncol != R->h->prev_ncol	1244	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
799	|| R->TermWin.nrow != R->h->prev_nrow);	1245
800	if (fix_screen || width != R->h->old_width || height != R->h->old_height) {	1246	if (fix_screen || newwidth != old_width || newheight != old_height)
		1247	{
801	if (scrollbar_visible(R)) {	1248	if (scrollbar_visible ())
802	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,	1249	{
803	0, scrollbar_TotalWidth(), R->szHint.height);	1250	XMoveResizeWindow (disp, scrollBar.win,
804	rxvt_Resize_scrollBar(aR);	1251	window_sb_x, 0,
805	}	1252	scrollbar_TotalWidth (), szHint.height);
		1253	resize_scrollbar ();
		1254	}
		1255
806	if (menubar_visible(R))	1256	if (menubar_visible ())
807	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,	1257	XMoveResizeWindow (disp, menuBar.win,
808	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1258	window_vt_x, 0,
809	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,	1259	width, menuBar_TotalHeight ());
810	R->h->window_vt_y, TermWin_TotalWidth(),	1260
811	TermWin_TotalHeight());	1261	XMoveResizeWindow (disp, vt,
812	#ifdef RXVT_GRAPHICS	1262	window_vt_x, window_vt_y,
813	if (R->h->old_height)	1263	width, height);
814	rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,	1264
815	R->h->old_height - R->szHint.base_height);	1265	scr_clear ();
816	#endif
817	rxvt_scr_clear(aR);
818	#ifdef XPM_BACKGROUND	1266	#ifdef XPM_BACKGROUND
819	rxvt_resize_pixmap(aR);	1267	resize_pixmap ();
820	#endif	1268	#endif
821	}	1269	}
822		1270
823	if (fix_screen || R->h->old_height == 0) {	1271	if (fix_screen || old_height == 0)
824	int curr_screen = -1;	1272	{
825	uint16_t old_ncol = R->h->prev_ncol;	1273	int curr_screen = -1;
		1274	int old_ncol = prev_ncol;
826		1275
827	/* scr_reset only works on the primary screen */	1276	/* scr_reset only works on the primary screen */
828	if (R->h->old_height) /* this is not the first time through */	1277	if (old_height) /* this is not the first time through */
		1278	{
		1279	unsigned int ocol = ncol;
		1280	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1281	curr_screen = scr_change_screen (PRIMARY);
830	rxvt_scr_reset(aR);	1282	ncol = ocol;
		1283	}
		1284
		1285	scr_reset ();
		1286
831	if (curr_screen >= 0) { /* this is not the first time through */	1287	if (curr_screen >= 0) /* this is not the first time through */
832	rxvt_scr_change_screen(aR_ curr_screen);	1288	{
833	rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));	1289	scr_change_screen (curr_screen);
834	}	1290	selection_check (old_ncol != ncol ? 4 : 0);
		1291	}
835	}	1292	}
836		1293
837	R->h->old_width = R->szHint.width;	1294	old_width = szHint.width;
838	R->h->old_height = R->szHint.height;	1295	old_height = szHint.height;
		1296
		1297	#ifdef XPM_BACKGROUND
		1298	if (pixmap)
		1299	scr_touch (false);
		1300	#endif
839		1301
840	#ifdef USE_XIM	1302	#ifdef USE_XIM
841	rxvt_IMSetStatusPosition(aR);	1303	IMSetStatusPosition ();
842	#endif	1304	#endif
843	}	1305	}
844		1306
845	/*	1307	/*
846	* Set the width/height of the vt window in characters. Units are pixels.	1308	* Set the width/height of the vt window in characters. Units are pixels.
847	* good for toggling 80/132 columns	1309	* good for toggling 80/132 columns
848	*/	1310	*/
849	/* EXTPROTO */
850	void	1311	void
851	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1312	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852	{	1313	{
853	XWindowAttributes wattr;	1314	XWindowAttributes wattr;
854		1315
855	if (width == 0 || height == 0) {	1316	if (newwidth == 0 || newheight == 0)
		1317	{
856	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1318	XGetWindowAttributes (display->display, display->root, &wattr);
		1319
857	if (width == 0)	1320	if (newwidth == 0)
858	width = wattr.width - R->szHint.base_width;	1321	newwidth = wattr.width - szHint.base_width;
859	if (height == 0)	1322	if (newheight == 0)
860	height = wattr.height - R->szHint.base_height;	1323	newheight = wattr.height - szHint.base_height;
		1324	}
		1325
		1326	if (newwidth != width || newheight != height)
861	}	1327	{
862	if (width != R->TermWin.width || height != R->TermWin.height) {
863	width += R->szHint.base_width;	1328	newwidth += szHint.base_width;
864	height += R->szHint.base_height;	1329	newheight += szHint.base_height;
865	rxvt_resize_all_windows(aR_ width, height, 0);	1330	resize_all_windows (newwidth, newheight, 0);
866	}	1331	}
867	}	1332	}
868		1333
869	/* -------------------------------------------------------------------- *	1334	/* -------------------------------------------------------------------- *
870	* - X INPUT METHOD ROUTINES - *	1335	* - X INPUT METHOD ROUTINES - *
871	* -------------------------------------------------------------------- */	1336	* -------------------------------------------------------------------- */
872	#ifdef USE_XIM	1337	#ifdef USE_XIM
873	/* INTPROTO */
874	void
875	rxvt_setSize(pR_ XRectangle *size)
876	{
877	size->x = R->TermWin.int_bwidth;
878	size->y = R->TermWin.int_bwidth;
879	size->width = Width2Pixel(R->TermWin.ncol);
880	size->height = Height2Pixel(R->TermWin.nrow);
881	}
882		1338
883	/* INTPROTO */
884	void	1339	void
885	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1340	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886	{	1341	{
887	*fg = R->PixColors[Color_fg];	1342	fg = pix_colors[Color_fg];
888	*bg = R->PixColors[Color_bg];	1343	bg = pix_colors[Color_bg];
		1344	}
		1345
		1346	void
		1347	rxvt_term::im_set_size (XRectangle &size)
		1348	{
		1349	// the int_bwidth terms make no sense to me
		1350	size.x = int_bwidth;
		1351	size.y = int_bwidth;
		1352	size.width = Width2Pixel (ncol) + int_bwidth;
		1353	size.height = Height2Pixel (nrow) + int_bwidth;
		1354	}
		1355
		1356	void
		1357	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1358	XRectangle &status_rect,
		1359	const XRectangle &needed_rect)
		1360	{
		1361	preedit_rect.x = needed_rect.width;
		1362	preedit_rect.y = 0;
		1363	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1364	preedit_rect.height = fheight;
		1365
		1366	status_rect.x = 0;
		1367	status_rect.y = 0;
		1368	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1369	status_rect.height = fheight;
889	}	1370	}
890		1371
891	/* Checking whether input method is running. */	1372	/* Checking whether input method is running. */
892	/* INTPROTO */
893	Bool	1373	bool
894	rxvt_IMisRunning(pR)	1374	rxvt_term::IMisRunning ()
895	{	1375	{
896	char *p;	1376	char *p;
897	Atom atom;	1377	Atom atom;
898	Window win;	1378	Window win;
899	char server[IMBUFSIZ];	1379	char server[IMBUFSIZ];
900		1380
901	/* get current locale modifier */	1381	/* get current locale modifier */
902	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1382	if ((p = XSetLocaleModifiers (NULL)) != NULL)
903	STRCPY(server, "@server=");	1383	{
		1384	strcpy (server, "@server=");
904	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1385	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1386
905	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1387	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906	*p = '\0';	1388	*p = '\0';
907		1389
908	atom = XInternAtom(R->Xdisplay, server, False);	1390	atom = XInternAtom (display->display, server, False);
909	win = XGetSelectionOwner(R->Xdisplay, atom);	1391	win = XGetSelectionOwner (display->display, atom);
		1392
910	if (win != None)	1393	if (win != None)
911	return True;	1394	return True;
912	}	1395	}
		1396
913	return False;	1397	return False;
914	}	1398	}
915		1399
916	/* EXTPROTO */
917	void	1400	void
918	rxvt_IMSendSpot(pR)	1401	rxvt_term::IMSendSpot ()
919	{	1402	{
920	XPoint spot;	1403	XPoint nspot;
921	XVaNestedList preedit_attr;	1404	XVaNestedList preedit_attr;
922		1405
923	if (R->h->Input_Context == NULL	1406	if (!Input_Context
924	|| !R->TermWin.focus	1407	|| !focus
925	|| !(R->h->input_style & XIMPreeditPosition)	1408	|| !(input_style & XIMPreeditPosition))
926	|| !(R->h->event_type == KeyPress	1409	return;
927	|| R->h->event_type == Expose
928	|| R->h->event_type == NoExpose
929	|| R->h->event_type == SelectionNotify
930	|| R->h->event_type == ButtonRelease
931	|| R->h->event_type == FocusIn)
932	|| !rxvt_IMisRunning(aR))
933	return;
934		1410
935	rxvt_setPosition(aR_ &spot);	1411	im_set_position (nspot);
936		1412
		1413	if (nspot.x == spot.x && nspot.y == spot.y)
		1414	return;
		1415
		1416	spot = nspot;
		1417
937	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1418	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938	XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1419	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939	XFree(preedit_attr);	1420	XFree (preedit_attr);
940	}	1421	}
941		1422
942	/* EXTPROTO */
943	void	1423	void
944	rxvt_setTermFontSet(pR_ int idx)	1424	rxvt_term::im_destroy ()
945	{	1425	{
946	char *string;	1426	if (input_method)
947	long length;	1427	{
948	int success = 0;	1428	if (Input_Context && input_method->xim)
		1429	XDestroyIC (Input_Context);
949		1430
950	if (idx < 0 || idx >= MAX_NFONTS)	1431	display->put_xim (input_method);
951	return;	1432	input_method = 0;
952	}
953
954	/* INTPROTO */
955	void
956	rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957	{
958	int mbh, vtx = 0;
959
960	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961	vtx = scrollbar_TotalWidth();
962	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963	mbh -= R->TermWin.lineSpace;
964
965	preedit_rect->x = needed_rect->width + vtx;
966	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969	+ vtx;
970	preedit_rect->height = Height2Pixel(1);
971
972	status_rect->x = vtx;
973	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975	status_rect->width = needed_rect->width ? needed_rect->width
976	: Width2Pixel(R->TermWin.ncol + 1);
977	status_rect->height = Height2Pixel(1);
978	}
979
980	/* ARGSUSED */
981	/* INTPROTO */
982	void
983	rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984	{
985	dR;
986
987	R->h->Input_Context = NULL;
988	/* To avoid Segmentation Fault in C locale: Solaris only? */
989	if (STRCMP(R->h->locale, "C"))
990	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991	rxvt_IMInstantiateCallback, NULL);
992	}
993
994	/*
995	* X manual pages and include files don't match on some systems:
996	* some think this is an XIDProc and others an XIMProc so we can't
997	* use the first argument - need to update this to be nice for
998	* both types via some sort of configure detection
999	*/
1000	/* ARGSUSED */
1001	/* EXTPROTO */
1002	void
1003	rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004	{
1005	dR;
1006	int i, found, had_im;
1007	const char *p;
1008	char **s;
1009	char buf[IMBUFSIZ];
1010
1011	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012	if (R->h->Input_Context)
1013	return;
1014
1015	found = had_im = 0;
1016	p = R->h->rs[Rs_inputMethod];
1017	if (p && *p) {
1018	had_im = 1;
1019	s = rxvt_splitcommastring(p);
1020	for (i = 0; s[i]; i++) {
1021	if (*s[i]) {
1022	STRCPY(buf, "@im=");
1023	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025	&& (rxvt_IM_get_IC(aR) == True)) {
1026	found = 1;
1027	break;
1028	}
1029	}	1433	}
1030	}
1031	for (i = 0; s[i]; i++)
1032	free(s[i]);
1033	free(s);
1034	}
1035	if (found)
1036	return;
1037		1434
1038	/* try with XMODIFIERS env. var. */	1435	Input_Context = 0;
1039	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1040	rxvt_IM_get_IC(aR);
1041	return;
1042	}
1043
1044	/* try with no modifiers base IF the user didn't specify an IM */
1045	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046	&& rxvt_IM_get_IC(aR) == True)
1047	return;
1048	}	1436	}
1049		1437
1050	/*	1438	/*
1051	* Try to open a XIM with the current modifiers, then see if we can	1439	* Try to open a XIM with the current modifiers, then see if we can
1052	* open a suitable preedit type	1440	* open a suitable preedit type
1053	*/	1441	*/
1054	/* INTPROTO */
1055	Bool	1442	bool
1056	rxvt_IM_get_IC(pR)	1443	rxvt_term::IM_get_IC (const char *modifiers)
1057	{	1444	{
1058	int i, j, found;	1445	int i, j, found;
1059	XIM xim;	1446	XIM xim;
1060	XPoint spot;	1447	XPoint spot;
1061	XRectangle rect, status_rect, needed_rect;	1448	XRectangle rect, status_rect, needed_rect;
1062	unsigned long fg, bg;	1449	unsigned long fg, bg;
1063	const char *p;	1450	const char *p;
1064	char **s;	1451	char **s;
1065	XIMStyles *xim_styles;	1452	XIMStyles *xim_styles;
1066	XVaNestedList preedit_attr, status_attr;
1067	XIMCallback ximcallback;
1068	struct rxvt_hidden *h = R->h;
1069		1453
		1454	set_environ (envv);
		1455
		1456	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1457	return false;
		1458
1070	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1459	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1460	input_method = display->get_xim (locale, modifiers);
1072	if (xim == NULL)	1461	if (input_method == NULL)
1073	return False;	1462	return false;
1074		1463
		1464	xim = input_method->xim;
		1465	spot.x = spot.y = -1;
		1466
1075	xim_styles = NULL;	1467	xim_styles = NULL;
1076	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1468	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077	|| !xim_styles || !xim_styles->count_styles) {	1469	|| !xim_styles || !xim_styles->count_styles)
1078	XCloseIM(xim);
1079	return False;
1080	}	1470	{
		1471	im_destroy ();
		1472	return false;
		1473	}
1081		1474
1082	p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType]	1475	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083	: "OverTheSpot,OffTheSpot,Root";	1476
		1477	for (int pi = 0; pi < 2; pi++)
		1478	{
		1479	p = pet[pi];
		1480
		1481	if (!p)
		1482	continue;
		1483
1084	s = rxvt_splitcommastring(p);	1484	s = rxvt_splitcommastring (p);
		1485
1085	for (i = found = 0; !found && s[i]; i++) {	1486	for (i = found = 0; !found && s[i]; i++)
1086	if (!STRCMP(s[i], "OverTheSpot"))	1487	{
		1488	if (!strcmp (s[i], "OverTheSpot"))
1087	h->input_style = (XIMPreeditPosition | XIMStatusNothing);	1489	input_style = (XIMPreeditPosition | XIMStatusNothing);
1088	else if (!STRCMP(s[i], "OffTheSpot"))	1490	else if (!strcmp (s[i], "OffTheSpot"))
1089	h->input_style = (XIMPreeditArea | XIMStatusArea);	1491	input_style = (XIMPreeditArea | XIMStatusArea);
1090	else if (!STRCMP(s[i], "Root"))	1492	else if (!strcmp (s[i], "Root"))
1091	h->input_style = (XIMPreeditNothing | XIMStatusNothing);	1493	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1494	else if (!strcmp (s[i], "None"))
		1495	input_style = (XIMPreeditNone | XIMStatusNone);
1092		1496
1093	for (j = 0; j < xim_styles->count_styles; j++)	1497	for (j = 0; j < xim_styles->count_styles; j++)
1094	if (h->input_style == xim_styles->supported_styles[j]) {	1498	if (input_style == xim_styles->supported_styles[j])
1095	found = 1;	1499	{
1096	break;	1500	rxvt_freecommastring (s);
		1501
		1502	found = 1;
		1503	goto foundpet;
		1504	}
		1505
		1506	}
		1507
		1508	rxvt_freecommastring (s);
1097	}	1509	}
1098	}	1510
1099	for (i = 0; s[i]; i++)	1511	foundpet:
1100	free(s[i]);	1512
1101	free(s);
1102	XFree(xim_styles);	1513	XFree (xim_styles);
1103		1514
1104	if (!found) {	1515	if (!found)
1105	XCloseIM(xim);
1106	return False;
1107	}	1516	{
		1517	im_destroy ();
		1518	return false;
		1519	}
1108		1520
1109	ximcallback.callback = rxvt_IMDestroyCallback;	1521	XFontSet fs = 0;
1110
1111	/* XXX: not sure why we need this (as well as IC one below) */
1112	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114	preedit_attr = status_attr = NULL;	1522	XVaNestedList preedit_attr = 0, status_attr = 0;
1115		1523
		1524	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1525	{
		1526	// fake us a font-set, please
		1527	char **missing_charset_list;
		1528	int missing_charset_count;
		1529	char *def_string;
		1530	char pat[512];
		1531
		1532	sprintf (pat,
		1533	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1534	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1535	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1536	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1537	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1538	"*",
		1539	fheight,
		1540	fheight + 1, fheight - 1,
		1541	fheight - 2, fheight + 2);
		1542
		1543	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1544	&missing_charset_list, &missing_charset_count, &def_string);
		1545
		1546	if (missing_charset_list)
		1547	XFreeStringList (missing_charset_list);
		1548
		1549	if (!fs)
		1550	{
		1551	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1552	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1553	}
		1554	}
		1555
1116	if (h->input_style & XIMPreeditPosition) {	1556	if (input_style & XIMPreeditPosition)
1117	rxvt_setSize(aR_ &rect);	1557	{
1118	rxvt_setPosition(aR_ &spot);	1558	im_set_size (rect);
1119	rxvt_setColor(aR_ &fg, &bg);	1559	im_set_position (spot);
		1560	im_set_color (fg, bg);
1120		1561
1121	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,	1562	preedit_attr = XVaCreateNestedList (0,
1122	XNSpotLocation, &spot,	1563	XNForeground, fg,
1123	XNForeground, fg,	1564	XNBackground, bg,
1124	XNBackground, bg,	1565	XNArea, &rect,
1125	//XNFontSet, R->TermWin.fontset,	1566	XNSpotLocation, &spot,
1126	NULL);	1567	XNFontSet, fs,
1127	} else if (h->input_style & XIMPreeditArea) {
1128	rxvt_setColor(aR_ &fg, &bg);
1129
1130	/*
1131	* The necessary width of preedit area is unknown
1132	* until create input context.
1133	*/
1134	needed_rect.width = 0;
1135
1136	rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139	XNForeground, fg,
1140	XNBackground, bg,
1141	//XNFontSet, R->TermWin.fontset,
1142	NULL);
1143	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144	XNForeground, fg,
1145	XNBackground, bg,
1146	//XNFontSet, R->TermWin.fontset,
1147	NULL);	1568	NULL);
1148	}	1569	}
1149	h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,	1570	else if (input_style & XIMPreeditArea)
1150	XNClientWindow, R->TermWin.parent[0],	1571	{
1151	XNFocusWindow, R->TermWin.parent[0],	1572	im_set_color (fg, bg);
1152	XNDestroyCallback, &ximcallback,	1573
1153	preedit_attr ? XNPreeditAttributes : NULL,	1574	/*
1154	preedit_attr,	1575	* The necessary width of preedit area is unknown
1155	status_attr ? XNStatusAttributes : NULL,	1576	* until create input context.
1156	status_attr, NULL);	1577	*/
1157	if (preedit_attr)	1578	needed_rect.width = 0;
1158	XFree(preedit_attr);	1579	im_set_preedit_area (rect, status_rect, needed_rect);
1159	if (status_attr)	1580
1160	XFree(status_attr);	1581	preedit_attr = XVaCreateNestedList (0,
		1582	XNForeground, fg,
		1583	XNBackground, bg,
		1584	XNArea, &rect,
		1585	XNFontSet, fs,
		1586	NULL);
		1587	status_attr = XVaCreateNestedList (0,
		1588	XNForeground, fg,
		1589	XNBackground, bg,
		1590	XNArea, &status_rect,
		1591	XNFontSet, fs,
		1592	NULL);
		1593	}
		1594
		1595	Input_Context = XCreateIC (xim,
		1596	XNInputStyle, input_style,
		1597	XNClientWindow, vt,
		1598	XNFocusWindow, parent[0],
		1599	preedit_attr ? XNPreeditAttributes : NULL,
		1600	preedit_attr,
		1601	status_attr ? XNStatusAttributes : NULL,
		1602	status_attr, NULL);
		1603
		1604	if (preedit_attr) XFree (preedit_attr);
		1605	if (status_attr) XFree (status_attr);
		1606	if (fs) XFreeFontSet (display->display, fs);
		1607
1161	if (h->Input_Context == NULL) {	1608	if (Input_Context == NULL)
1162	rxvt_print_error("failed to create input context");
1163	XCloseIM(xim);
1164	return False;
1165	}	1609	{
		1610	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1611	im_destroy ();
		1612	return false;
		1613	}
		1614
1166	if (h->input_style & XIMPreeditArea)	1615	if (input_style & XIMPreeditArea)
1167	rxvt_IMSetStatusPosition(aR);	1616	IMSetStatusPosition ();
		1617
1168	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));	1618	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169	return True;	1619	return true;
1170	}	1620	}
1171		1621
1172	/* EXTPROTO */
1173	void	1622	void
		1623	rxvt_term::im_cb ()
		1624	{
		1625	int i;
		1626	const char *p;
		1627	char **s;
		1628	char buf[IMBUFSIZ];
		1629
		1630	make_current ();
		1631
		1632	im_destroy ();
		1633
		1634	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1635	if (Input_Context)
		1636	return;
		1637
		1638	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1639	if (rs[Rs_imLocale])
		1640	SET_LOCALE (rs[Rs_imLocale]);
		1641	#endif
		1642
		1643	p = rs[Rs_inputMethod];
		1644	if (p && *p)
		1645	{
		1646	bool found = false;
		1647
		1648	s = rxvt_splitcommastring (p);
		1649
		1650	for (i = 0; s[i]; i++)
		1651	{
		1652	if (*s[i])
		1653	{
		1654	strcpy (buf, "@im=");
		1655	strncat (buf, s[i], IMBUFSIZ - 5);
		1656	if (IM_get_IC (buf))
		1657	{
		1658	found = true;
		1659	break;
		1660	}
		1661	}
		1662	}
		1663
		1664	rxvt_freecommastring (s);
		1665
		1666	if (found)
		1667	goto done;
		1668	}
		1669
		1670	/* try with XMODIFIERS env. var. */
		1671	if (IM_get_IC (""))
		1672	goto done;
		1673
		1674	/* try with no modifiers base IF the user didn't specify an IM */
		1675	if (IM_get_IC ("@im=none"))
		1676	goto done;
		1677
		1678	done:
		1679	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1680	if (rs[Rs_imLocale])
		1681	SET_LOCALE (locale);
		1682	#endif
		1683	}
		1684
		1685	void
1174	rxvt_IMSetStatusPosition(pR)	1686	rxvt_term::IMSetStatusPosition ()
1175	{	1687	{
1176	XRectangle preedit_rect, status_rect, *needed_rect;	1688	XRectangle preedit_rect, status_rect, *needed_rect;
1177	XVaNestedList preedit_attr, status_attr;	1689	XVaNestedList preedit_attr, status_attr;
1178		1690
1179	if (R->h->Input_Context == NULL	1691	if (!Input_Context
1180	|| !R->TermWin.focus	1692	|| !focus
1181	|| !(R->h->input_style & XIMPreeditArea)	1693	|| !(input_style & XIMPreeditArea)
1182	|| !rxvt_IMisRunning(aR))	1694	|| !IMisRunning ())
1183	return;	1695	return;
1184		1696
1185	/* Getting the necessary width of preedit area */	1697	/* Getting the necessary width of preedit area */
1186	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1698	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187	XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL);	1699	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188	XFree(status_attr);	1700	XFree (status_attr);
1189		1701
1190	rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect);	1702	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1703	XFree (needed_rect);
1191		1704
1192	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1705	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1706	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194		1707
1195	XSetICValues(R->h->Input_Context,	1708	XSetICValues (Input_Context,
1196	XNPreeditAttributes, preedit_attr,	1709	XNPreeditAttributes, preedit_attr,
1197	XNStatusAttributes, status_attr, NULL);	1710	XNStatusAttributes, status_attr, NULL);
1198		1711
1199	XFree(preedit_attr);	1712	XFree (preedit_attr);
1200	XFree(status_attr);	1713	XFree (status_attr);
1201	}	1714	}
1202	#endif /* USE_XIM */	1715	#endif /* USE_XIM */
1203		1716
1204	/*----------------------------------------------------------------------*/	1717	/*----------------------------------------------------------------------*/
1205	rxvt_t *rxvt_current_term;	1718	rxvt_t rxvt_current_term;
1206		1719
1207	/*----------------------- end-of-file (C source) -----------------------*/	1720	/*----------------------- end-of-file (C source) -----------------------*/

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