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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.186 by root, Tue Jan 17 15:41:33 2006 UTC vs.
Revision 1.389 by root, Sun Feb 17 00:52:04 2013 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*----------------------------------------------------------------------*
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>
…		…
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	* Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
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.
…		…
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 "init.h"
35	#include "keyboard.h"	36	#include "keyboard.h"
36	#include "rxvtperl.h"	37	#include "rxvtperl.h"
37		38
38	#include <limits>	39	#include <limits>
39		40
		41	#include <assert.h>
40	#include <csignal>	42	#include <signal.h>
41	#include <cstring>	43	#include <string.h>
42		44
43	#ifdef TTY_GID_SUPPORT
44	# include <grp.h>
45	#endif
46
47	#ifdef HAVE_TERMIOS_H
48	# include <termios.h>	45	#include <termios.h>
49	#endif
50		46
51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)	47	#ifdef HAVE_XSETLOCALE
52	static uid_t saved_euid;	48	# define X_LOCALE
53	static gid_t saved_egid;	49	# include <X11/Xlocale.h>
		50	#else
		51	# include <locale.h>
54	#endif	52	#endif
		53
		54	struct termios rxvt_term::def_tio;
		55	vector<rxvt_term *> rxvt_term::termlist;
		56
		57	// used to tell global functions which terminal instance is "active"
		58	rxvt_t rxvt_current_term;
		59
		60	static char curlocale[128], savelocale[128];
55		61
56	bool	62	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	}
65
66	vector<rxvt_term *> rxvt_term::termlist;
67
68	static char curlocale[128], savelocale[128];
69
70	bool
71	rxvt_set_locale (const char *locale)	63	rxvt_set_locale (const char *locale) NOTHROW
72	{	64	{
		65	int size = strlen (locale) + 1;
		66
		67	if (size > sizeof (curlocale))
		68	rxvt_fatal ("locale string too long, aborting.\n");
		69
73	if (!locale || !strncmp (locale, curlocale, 128))	70	if (!locale || !memcmp (locale, curlocale, size))
74	return false;	71	return false;
75		72
76	strncpy (curlocale, locale, 128);	73	memcpy (curlocale, locale, size);
77	setlocale (LC_CTYPE, curlocale);	74	setlocale (LC_CTYPE, curlocale);
78	return true;	75	return true;
79	}	76	}
80		77
81	void	78	void
82	rxvt_push_locale (const char *locale)	79	rxvt_push_locale (const char *locale) NOTHROW
83	{	80	{
84	strcpy (savelocale, curlocale);	81	strcpy (savelocale, curlocale);
85	rxvt_set_locale (locale);	82	rxvt_set_locale (locale);
86	}	83	}
87		84
88	void	85	void
89	rxvt_pop_locale ()	86	rxvt_pop_locale () NOTHROW
90	{	87	{
91	rxvt_set_locale (savelocale);	88	rxvt_set_locale (savelocale);
92	}	89	}
93		90
94	#if ENABLE_COMBINING	91	#if ENABLE_COMBINING
95	class rxvt_composite_vec rxvt_composite;	92	class rxvt_composite_vec rxvt_composite;
96		93
97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)	94	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
98	{	95	{
99	compose_char *cc;	96	compose_char *cc;
100		97
101	// break compose chains, as stupid readline really likes to duplicate	98	// break compose chains, as stupid readline really likes to duplicate
102	// composing characters for some reason near the end of a line.	99	// composing characters for some reason, near the end of a line.
103	cc = (*this)[c1];	100	cc = (*this)[c1];
104	while (cc)	101	while (cc)
105	{	102	{
106	if (cc->c2 == c2) return c1;	103	if (cc->c2 == c2) return c1;
107	cc = (*this)[cc->c1];	104	cc = (*this)[cc->c1];
108	}	105	}
109		106
110	// check to see wether this combination already exists otherwise	107	// check to see whether this combination already exists otherwise
111	for (cc = v.end (); cc-- > v.begin (); )	108	for (cc = v.begin (); cc < v.end (); cc++)
112	{
113	if (cc->c1 == c1 && cc->c2 == c2)	109	if (cc->c1 == c1 && cc->c2 == c2)
114	return COMPOSE_LO + (cc - v.begin ());	110	return COMPOSE_LO + (cc - v.begin ());
115	}
116		111
117	// allocate a new combination	112	// allocate a new combination
118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)	113	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
119	{	114	{
120	static int seen;	115	static int seen;
121		116
122	if (!seen++)	117	if (!seen++)
123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");	118	rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
124		119
125	return REPLACEMENT_CHAR;	120	return REPLACEMENT_CHAR;
126	}	121	}
127		122
128	v.push_back (compose_char (c1, c2));	123	v.push_back (compose_char (c1, c2));
…		…
154		149
155	}	150	}
156	#endif	151	#endif
157		152
158	rxvt_term::rxvt_term ()	153	rxvt_term::rxvt_term ()
159	:	154	{
160	#if TRANSPARENT	155	#if HAVE_BG_PIXMAP
161	rootwin_ev (this, &rxvt_term::rootwin_cb),	156	update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
162	#endif
163	#ifdef HAVE_SCROLLBARS
164	scrollbar_ev (this, &rxvt_term::x_cb),
165	#endif	157	#endif
166	#ifdef CURSOR_BLINK	158	#ifdef CURSOR_BLINK
167	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),	159	cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
168	#endif	160	#endif
169	#ifdef TEXT_BLINK	161	#ifdef TEXT_BLINK
170	text_blink_ev (this, &rxvt_term::text_blink_cb),	162	text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
171	#endif	163	#endif
172	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	164	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
173	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),	165	cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
174	#endif	166	#endif
175	#ifdef SELECTION_SCROLLING	167	#ifdef SELECTION_SCROLLING
176	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),	168	sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
177	#endif	169	#endif
178	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	170	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
179	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),	171	slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
		172	#endif
		173	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
		174	rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
		175	#endif
		176	scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
		177	#if USE_XIM
		178	im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
180	#endif	179	#endif
181	#ifdef POINTER_BLANK	180	#ifdef POINTER_BLANK
182	pointer_ev (this, &rxvt_term::pointer_cb),	181	pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
183	#endif	182	#endif
184	#ifdef USE_XIM	183	#ifndef NO_BELL
185	im_ev (this, &rxvt_term::im_cb),	184	bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
186	#endif	185	#endif
187	termwin_ev (this, &rxvt_term::x_cb),	186	child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
188	vt_ev (this, &rxvt_term::x_cb),	187	flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
189	check_ev (this, &rxvt_term::check_cb),	188	destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
190	flush_ev (this, &rxvt_term::flush_cb),	189	pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
191	destroy_ev (this, &rxvt_term::destroy_cb),	190	termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
192	pty_ev (this, &rxvt_term::pty_cb),	191	vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193	incr_ev (this, &rxvt_term::incr_cb)	192
194	{
195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	193	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196		194
197	termlist.push_back (this);	195	termlist.push_back (this);
198		196
199	#ifdef KEYSYM_RESOURCE	197	#ifdef KEYSYM_RESOURCE
200	keyboard = new keyboard_manager;	198	keyboard = new keyboard_manager;
201
202	if (!keyboard)
203	rxvt_fatal ("out of memory, aborting.\n");
204	#endif	199	#endif
205	}	200	}
206		201
207	// clean up the most important stuff, do *not* call x or free mem etc.	202	// clean up the most important stuff, do *not* call x or free mem etc.
208	// for use before an emergency exit	203	// for use before an emergency exit
		204	void
209	void rxvt_term::emergency_cleanup ()	205	rxvt_term::emergency_cleanup ()
210	{	206	{
211	if (cmd_pid)	207	if (cmd_pid)
212	kill (-cmd_pid, SIGHUP);	208	kill (-cmd_pid, SIGHUP);
213		209
		210	pty_ev.stop ();
214	delete pty; pty = 0;	211	delete pty; pty = 0;
215	}	212	}
216		213
217	rxvt_term::~rxvt_term ()	214	rxvt_term::~rxvt_term ()
218	{	215	{
219	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
220
221	termlist.erase (find (termlist.begin (), termlist.end(), this));	216	termlist.erase (find (termlist.begin (), termlist.end(), this));
222		217
223	emergency_cleanup ();	218	emergency_cleanup ();
224		219
225	#if ENABLE_STYLES	220	#if ENABLE_STYLES
…		…
227	if (fontset[i] != fontset[0])	222	if (fontset[i] != fontset[0])
228	delete fontset[i];	223	delete fontset[i];
229	#endif	224	#endif
230	delete fontset[0];	225	delete fontset[0];
231		226
		227	#ifdef HAVE_BG_PIXMAP
		228	bg_destroy ();
		229	#endif
		230
		231	#if HAVE_IMG
		232	delete bg_img;
		233	#endif
		234
232	if (display)	235	if (display)
233	{	236	{
234	dDisp;
235
236	selection_clear ();	237	selection_clear ();
		238	selection_clear (true);
237		239
238	#ifdef USE_XIM	240	#if USE_XIM
239	im_destroy ();	241	im_destroy ();
240	#endif	242	#endif
241	#ifdef XTERM_SCROLLBAR	243	scrollBar.destroy ();
242	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);	244
243	if (ShadowGC) XFreeGC (disp, ShadowGC);	245	if (gc)
244	#endif
245	#ifdef PLAIN_SCROLLBAR
246	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
247	#endif
248	#ifdef NEXT_SCROLLBAR
249	if (blackGC) XFreeGC (disp, blackGC);
250	if (whiteGC) XFreeGC (disp, whiteGC);
251	if (grayGC) XFreeGC (disp, grayGC);
252	if (darkGC) XFreeGC (disp, darkGC);
253	if (stippleGC) XFreeGC (disp, stippleGC);
254	if (dimple) XFreePixmap (disp, dimple);
255	if (upArrow) XFreePixmap (disp, upArrow);
256	if (downArrow) XFreePixmap (disp, downArrow);
257	if (upArrowHi) XFreePixmap (disp, upArrowHi);
258	if (downArrowHi) XFreePixmap (disp, downArrowHi);
259	#endif
260	#ifdef RXVT_SCROLLBAR
261	if (topShadowGC) XFreeGC (disp, topShadowGC);
262	if (botShadowGC) XFreeGC (disp, botShadowGC);
263	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
264	#endif
265	if (gc) XFreeGC (disp, gc);	246	XFreeGC (dpy, gc);
266		247
267	delete drawable;	248	delete drawable;
		249
268	// destroy all windows	250	// destroy all windows
269	if (parent[0])	251	if (parent)
270	XDestroyWindow (disp, parent[0]);	252	XDestroyWindow (dpy, parent);
271	}
272		253
273	// TODO: free pixcolours, colours should become part of rxvt_display	254	for (int i = 0; i < TOTAL_COLORS; i++)
274	delete pix_colors_focused;	255	if (ISSET_PIXCOLOR (i))
		256	{
		257	pix_colors_focused [i].free (this);
275	#if OFF_FOCUS_FADING	258	#if OFF_FOCUS_FADING
276	delete pix_colors_unfocused;	259	pix_colors_unfocused [i].free (this);
277	#endif	260	#endif
		261	}
278		262
		263	clear ();
		264
		265	display->flush (); /* ideally .put should do this */
279	displays.put (display);	266	displays.put (display);
		267	}
280		268
281	scr_release ();	269	scr_release ();
282		270
283	/* clear all resources */	271	/* clear all resources */
284	for (int i = 0; i < allocated.size (); i++)	272	for (int i = 0; i < allocated.size (); i++)
285	free (allocated [i]);	273	free (allocated [i]);
286		274
287	free (selection.text);	275	free (selection.text);
288	// TODO: manage env vars in child only(!)	276	free (selection.clip_text);
289	free (env_windowid);
290	free (env_display);
291	free (env_term);
292	free (env_colorfgbg);
293	free (locale);	277	free (locale);
294	free (v_buffer);	278	free (v_buffer);
295	free (incr_buf);	279
		280	delete selection_req;
296		281
297	delete envv;	282	delete envv;
298	delete argv;	283	delete argv;
299		284
300	#ifdef KEYSYM_RESOURCE	285	#ifdef KEYSYM_RESOURCE
301	delete keyboard;	286	delete keyboard;
302	#endif	287	#endif
		288	#ifndef NO_RESOURCES
		289	XrmDestroyDatabase (option_db);
		290	#endif
303	}	291	}
304		292
		293	// child has exited, usually destroys
305	void	294	void
306	rxvt_term::child_exit ()	295	rxvt_term::child_cb (ev::child &w, int status)
307	{	296	{
		297	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		298
308	cmd_pid = 0;	299	cmd_pid = 0;
309		300
310	if (!OPTION (Opt_hold))	301	if (!option (Opt_hold))
311	destroy ();	302	destroy ();
312	}	303	}
313		304
314	void	305	void
315	rxvt_term::destroy ()	306	rxvt_term::destroy ()
316	{	307	{
317	if (destroy_ev.active)	308	if (destroy_ev.is_active ())
318	return;	309	return;
		310
		311	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
319		312
320	#if ENABLE_OVERLAY	313	#if ENABLE_OVERLAY
321	scr_overlay_off ();	314	scr_overlay_off ();
322	#endif	315	#endif
323		316
324	if (display)	317	if (display)
325	{	318	{
326	#if USE_XIM	319	#if USE_XIM
327	im_ev.stop (display);	320	im_ev.stop (display);
328	#endif	321	#endif
329	#if HAVE_SCROLLBARS
330	scrollbar_ev.stop (display);	322	scrollbar_ev.stop (display);
331	#endif	323	#if BG_IMAGE_FROM_ROOT || ENABLE_PERL
332	#if TRANSPARENT
333	rootwin_ev.stop (display);	324	rootwin_ev.stop (display);
334	#endif	325	#endif
335	incr_ev.stop ();
336	termwin_ev.stop (display);	326	termwin_ev.stop (display);
337	vt_ev.stop (display);	327	vt_ev.stop (display);
338	}	328	}
339		329
340	check_ev.stop ();	330	flush_ev.stop ();
341	pty_ev.stop ();	331	pty_ev.stop ();
342	#ifdef CURSOR_BLINK	332	#ifdef CURSOR_BLINK
343	cursor_blink_ev.stop ();	333	cursor_blink_ev.stop ();
344	#endif	334	#endif
345	#ifdef TEXT_BLINK	335	#ifdef TEXT_BLINK
…		…
353	#endif	343	#endif
354	#ifdef POINTER_BLANK	344	#ifdef POINTER_BLANK
355	pointer_ev.stop ();	345	pointer_ev.stop ();
356	#endif	346	#endif
357		347
358	destroy_ev.start (0);	348	destroy_ev.start ();
359	}	349	}
360		350
361	void	351	void
362	rxvt_term::destroy_cb (time_watcher &w)	352	rxvt_term::destroy_cb (ev::idle &w, int revents)
363	{	353	{
364	make_current ();	354	make_current ();
365		355
366	delete this;	356	delete this;
		357	}
		358
		359	void
		360	rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
		361	{
		362	if (!opt)
		363	return;
		364
		365	uint8_t mask = 1 << (opt & 7);
		366	uint8_t &val = options [opt >> 3];
		367
		368	val = val & ~mask | (set ? mask : 0);
367	}	369	}
368		370
369	/*----------------------------------------------------------------------*/	371	/*----------------------------------------------------------------------*/
370	/*	372	/*
371	* Exit gracefully, clearing the utmp entry and restoring tty attributes	373	* Exit gracefully, clearing the utmp entry and restoring tty attributes
372	* TODO: if debugging, this should free up any known resources if we can
373	*/	374	*/
374	static XErrorHandler old_xerror_handler;	375	static XErrorHandler old_xerror_handler;
375		376
376	static void	377	static void
377	rxvt_emergency_cleanup ()	378	rxvt_emergency_cleanup ()
378	{	379	{
379	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)	380	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
380	(*t)->emergency_cleanup ();	381	(*t)->emergency_cleanup ();
381	}	382	}
382		383
383	#if ENABLE_FRILLS	384	#if !ENABLE_MINIMAL
384	static void	385	static void ecb_cold
385	print_x_error (Display *dpy, XErrorEvent *event)	386	print_x_error (Display *dpy, XErrorEvent *event)
386	{	387	{
387	char buffer[BUFSIZ];	388	char buffer[BUFSIZ];
388	char mesg[BUFSIZ];	389	char mesg[BUFSIZ];
389	char number[32];	390	char number[32];
390	char *mtype = "XlibMessage";	391
391	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
392	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
393	rxvt_warn ("An X Error occured, trying to continue after report.\n");	392	rxvt_warn ("An X Error occurred, trying to continue after report.\n");
		393
		394	XGetErrorDatabaseText (dpy, "XlibMessage", "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
		395	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->serial);
		396
		397	XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
		398	XGetErrorDatabaseText (dpy, "XlibMessage", "XError", "X Error", mesg, BUFSIZ);
394	rxvt_warn ("%s: %s\n", mesg, buffer);	399	rxvt_warn ("+ %s: %s\n", mesg, buffer);
		400
395	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);	401	XGetErrorDatabaseText (dpy, "XlibMessage", "MajorCode", "Request Major code %d", mesg, BUFSIZ);
396	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);	402	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->request_code);
397	sprintf(number, "%d", event->request_code);	403
398	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
399	rxvt_warn ("(which is %s)\n", buffer);
400	if (event->request_code >= 128) {	404	if (event->request_code >= 128)
401	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",	405	{
402	mesg, BUFSIZ);	406	#if 0
403	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);	407	/* XListExtensions and probably query extensions hangs when there are multiple queues errors */
		408	int nexts;
		409	char **exts = XListExtensions (dpy, &nexts);
		410
		411	while (nexts)
		412	{
		413	char *extname = exts [nexts - 1];
		414	int major, first_event, first_error;
		415
		416	if (XQueryExtension (dpy, extname, &major, &first_event, &first_error) && major == event->request_code)
		417	{
		418	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		419	rxvt_warn ("+ (which is extension %s minor code %d)\n", extname, event->minor_code);
		420
		421	snprintf (buffer, BUFSIZ, "%s.%d", extname, event->minor_code);
		422	XGetErrorDatabaseText (dpy, "XRequest", buffer, "an unregistered minor code", buffer, BUFSIZ);
		423	rxvt_warn ("+ (which is %s)\n", buffer);
		424
		425	break;
		426	}
		427
		428	printf ("nextss %d %s\n", nexts, extname);//D
		429	--nexts;
		430	++exts;
		431	}
		432	#else
		433	int nexts = 0;
		434	char **exts = 0;
		435	#endif
		436
		437	if (!nexts)
		438	{
		439	rxvt_warn ("+ (which is an unknown extension)\n", buffer);
		440
		441	XGetErrorDatabaseText (dpy, "XlibMessage", "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
		442	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->minor_code);
		443
		444	#if 0
		445	sprintf (number, "RENDER.%d", event->minor_code);
		446	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		447	rxvt_warn ("+ (which is %s)\n", buffer);
		448	#endif
		449	}
		450
		451	XFreeExtensionList (exts);
404	}	452	}
		453	else
		454	{
		455	sprintf (number, "%d", event->request_code);
		456	XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
		457	rxvt_warn ("+ (which is %s)\n", buffer);
		458	}
		459
405	if ((event->error_code == BadWindow) ||	460	if (event->error_code == BadWindow
406	(event->error_code == BadPixmap) ||	461	|| event->error_code == BadPixmap
407	(event->error_code == BadCursor) ||	462	|| event->error_code == BadCursor
408	(event->error_code == BadFont) ||	463	|| event->error_code == BadFont
409	(event->error_code == BadDrawable) ||	464	|| event->error_code == BadDrawable
410	(event->error_code == BadColor) ||	465	|| event->error_code == BadColor
411	(event->error_code == BadGC) ||	466	|| event->error_code == BadGC
412	(event->error_code == BadIDChoice) ||	467	|| event->error_code == BadIDChoice
413	(event->error_code == BadValue) ||	468	|| event->error_code == BadValue
414	(event->error_code == BadAtom)) {	469	|| event->error_code == BadAtom)
		470	{
415	if (event->error_code == BadValue)	471	if (event->error_code == BadValue)
416	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",	472	XGetErrorDatabaseText (dpy, "XlibMessage", "Value", "Value 0x%x", mesg, BUFSIZ);
417	mesg, BUFSIZ);
418	else if (event->error_code == BadAtom)	473	else if (event->error_code == BadAtom)
419	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",	474	XGetErrorDatabaseText (dpy, "XlibMessage", "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
420	mesg, BUFSIZ);	475	else
421	else
422	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",	476	XGetErrorDatabaseText (dpy, "XlibMessage", "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
423	mesg, BUFSIZ);
424	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
425	}
426	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
427	mesg, BUFSIZ);
428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
429	}
430	#endif
431		477
432	int	478	snprintf (buffer, BUFSIZ, "+ %s\n", mesg); rxvt_warn (buffer, event->resourceid);
		479	}
		480	}
		481	#endif
		482
		483	int ecb_cold
433	rxvt_xerror_handler (Display *display, XErrorEvent *event)	484	rxvt_xerror_handler (Display *display, XErrorEvent *event)
434	{	485	{
435	if (GET_R->allowedxerror == -1)	486	if (GET_R->allowedxerror == -1)
436	GET_R->allowedxerror = event->error_code;	487	GET_R->allowedxerror = event->error_code;
437	else	488	else
438	{	489	{
439	// GET_R is most likely not the terminal which caused the error,	490	// GET_R is most likely not the terminal which caused the error,
440	// so just output the error and continue	491	// so just output the error and continue
441	#if ENABLE_FRILLS	492	#if ENABLE_MINIMAL
		493	old_xerror_handler (display, event);
		494	#else
442	print_x_error (display, event);	495	print_x_error (display, event);
443	#else
444	old_xerror_handler (display, event);
445	#endif	496	#endif
446	}	497	}
447		498
448	return 0;	499	return 0;
449	}	500	}
450		501
451	int	502	int ecb_cold
452	rxvt_xioerror_handler (Display *display)	503	rxvt_xioerror_handler (Display *display)
453	{	504	{
454	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",	505	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
455	DisplayString (display));	506	DisplayString (display));
456	rxvt_emergency_cleanup ();	507	rxvt_emergency_cleanup ();
457	_exit (EXIT_FAILURE);	508	_exit (EXIT_FAILURE);
458	}	509	}
459		510
460	/*----------------------------------------------------------------------*/
461	bool
462	rxvt_term::init (int argc, const char *const *argv)
463	{
464	SET_R (this);
465	set_locale ("");
466	set_environ (envv); // few things in X do not call setlocale :(
467
468	if (!init_vars ())
469	return false;
470
471	init_secondary ();
472
473	const char **cmd_argv = init_resources (argc, argv);
474
475	#ifdef KEYSYM_RESOURCE
476	keyboard->register_done ();
477	#endif
478
479	#ifdef HAVE_SCROLLBARS
480	if (OPTION (Opt_scrollBar))
481	scrollBar.setIdle (); /* set existence for size calculations */
482	#endif
483
484	#if ENABLE_PERL
485	if (!rs[Rs_perl_ext_1])
486	rs[Rs_perl_ext_1] = "default";
487
488	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
489	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
490	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
491	{
492	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
493	// ignore some perl-related arguments if some bozo installed us set[ug]id
494	if (rxvt_tainted ())
495	{
496	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
497	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
498	{
499	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
500	rs[Rs_perl_lib] = 0;
501	rs[Rs_perl_eval] = 0;
502	}
503	}
504	#endif
505	rxvt_perl.init (this);
506	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
507	}
508	#endif
509
510	pty = rxvt_new_ptytty ();
511
512	create_windows (argc, argv);
513
514	dDisp;
515
516	init_xlocale ();
517
518	scr_reset (); // initialize screen
519
520	#if 0
521	XSynchronize (disp, True);
522	#endif
523
524	#ifdef HAVE_SCROLLBARS
525	if (OPTION (Opt_scrollBar))
526	resize_scrollbar (); /* create and map scrollbar */
527	#endif
528	#ifdef TRANSPARENT
529	if (OPTION (Opt_transparent))
530	{
531	XSelectInput (disp, display->root, PropertyChangeMask);
532	check_our_parents ();
533	rootwin_ev.start (display, display->root);
534	}
535	#endif
536
537	XMapWindow (disp, vt);
538	XMapWindow (disp, parent[0]);
539
540	set_colorfgbg ();
541
542	init_command (cmd_argv);
543
544	free (cmd_argv);
545
546	if (pty->pty >= 0)
547	pty_ev.start (pty->pty, EVENT_READ);
548
549	check_ev.start ();
550
551	HOOK_INVOKE ((this, HOOK_START, DT_END));
552
553	return true;
554	}
555
556	static struct sig_handlers	511	static struct sig_handlers
557	{	512	{
558	sig_watcher sw_chld, sw_term, sw_int;	513	ev::sig sw_term, sw_int;
559
560	void sig_chld (sig_watcher &w)
561	{
562	// we are being called for every SIGCHLD, find the corresponding term
563	int pid;
564
565	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
566	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
567	if (pid == (*t)->cmd_pid)
568	{
569	(*t)->child_exit ();
570	break;
571	}
572	}
573		514
574	/*	515	/*
575	* Catch a fatal signal and tidy up before quitting	516	* Catch a fatal signal and tidy up before quitting
576	*/	517	*/
577	void	518	void sig_term (ev::sig &w, int revents);
578	sig_term (sig_watcher &w)	519
		520	sig_handlers ()
579	{	521	{
580	#ifdef DEBUG_CMD
581	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
582	#endif
583	rxvt_emergency_cleanup ();
584	signal (w.signum, SIG_DFL);
585	kill (getpid (), w.signum);
586	}
587
588	sig_handlers ()
589	: sw_chld (this, &sig_handlers::sig_chld),
590	sw_term (this, &sig_handlers::sig_term),	522	sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
591	sw_int (this, &sig_handlers::sig_term)	523	sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
592	{
593	}	524	}
594	} sig_handlers;	525	} sig_handlers;
595		526
		527	void
		528	sig_handlers::sig_term (ev::sig &w, int revents)
		529	{
		530	rxvt_emergency_cleanup ();
		531	w.stop ();
		532	kill (getpid (), w.signum);
		533	}
		534
		535	static void
		536	rxvt_get_ttymode (struct termios *tio)
		537	{
		538	if (tcgetattr (STDIN_FILENO, tio) < 0)
		539	memset (tio, 0, sizeof (struct termios));
		540
		541	for (int i = 0; i < NCCS; i++)
		542	tio->c_cc[i] = VDISABLE;
		543
		544	tio->c_cc[VINTR] = CINTR;
		545	tio->c_cc[VQUIT] = CQUIT;
		546	tio->c_cc[VERASE] = CERASE;
		547	#ifdef VERASE2
		548	tio->c_cc[VERASE2] = CERASE2;
		549	#endif
		550	tio->c_cc[VKILL] = CKILL;
		551	tio->c_cc[VEOF] = CEOF;
		552	tio->c_cc[VSTART] = CSTART;
		553	tio->c_cc[VSTOP] = CSTOP;
		554	tio->c_cc[VSUSP] = CSUSP;
		555	# ifdef VDSUSP
		556	tio->c_cc[VDSUSP] = CDSUSP;
		557	# endif
		558	# ifdef VREPRINT
		559	tio->c_cc[VREPRINT] = CRPRNT;
		560	# endif
		561	# ifdef VDISCRD
		562	tio->c_cc[VDISCRD] = CFLUSH;
		563	# endif
		564	# ifdef VWERSE
		565	tio->c_cc[VWERSE] = CWERASE;
		566	# endif
		567	# ifdef VLNEXT
		568	tio->c_cc[VLNEXT] = CLNEXT;
		569	# endif
		570	# ifdef VSTATUS
		571	tio->c_cc[VSTATUS] = CSTATUS;
		572	# endif
		573
		574	# if VMIN != VEOF
		575	tio->c_cc[VMIN] = 1;
		576	# endif
		577	# if VTIME != VEOL
		578	tio->c_cc[VTIME] = 0;
		579	# endif
		580
		581	/* input modes */
		582	tio->c_iflag = (BRKINT | IGNPAR | ICRNL
		583	# ifdef IMAXBEL
		584	| IMAXBEL
		585	# endif
		586	| IXON);
		587
		588	/* output modes */
		589	tio->c_oflag = (OPOST | ONLCR);
		590
		591	/* control modes */
		592	tio->c_cflag = (CS8 | CREAD);
		593
		594	/* local modes */
		595	tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
		596	# if defined (ECHOCTL) && defined (ECHOKE)
		597	| ECHOCTL | ECHOKE
		598	# endif
		599	| ECHOE | ECHOK);
		600	}
		601
596	char **rxvt_environ; // startup environment	602	char **rxvt_environ; // startup environment
597		603
598	void	604	void
599	rxvt_init ()	605	rxvt_init ()
600	{	606	{
601	uid_t uid = getuid ();	607	assert (("fontMask must not overlap other RS masks",
602	gid_t gid = getgid ();	608	0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
603
604	// before doing anything else, check for setuid/setgid operation,
605	// start the helper process and drop privileges
606	if (uid != geteuid ()
607	|| 1 //D
608	|| gid != getegid ())
609	{
610	#if PTYTTY_HELPER
611	rxvt_ptytty_server ();
612	#else
613	rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
614	#endif
615		609
616	// drop privileges	610	rxvt_get_ttymode (&rxvt_term::def_tio);
617	#if HAVE_SETRESUID
618	setresgid (gid, gid, gid);
619	setresuid (uid, uid, uid);
620	#elif HAVE_SETREUID
621	setregid (gid, gid);
622	setreuid (uid, uid);
623	#elif HAVE_SETUID
624	setgid (gid);
625	setuid (uid);
626	#endif
627		611
628	if (uid != geteuid ()	612	// get rid of stdin/stdout as we don't need them, to free resources
629	|| gid != getegid ())	613	dup2 (STDERR_FILENO, STDIN_FILENO);
630	rxvt_fatal ("unable to drop privileges, aborting.\n");	614	dup2 (STDERR_FILENO, STDOUT_FILENO);
631	}	615
		616	if (!ev_default_loop ())
		617	rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
632		618
633	rxvt_environ = environ;	619	rxvt_environ = environ;
634
635	/*
636	* Save and then give up any super-user privileges
637	* If we need privileges in any area then we must specifically request it.
638	* We should only need to be root in these cases:
639	* 1. write utmp entries on some systems
640	* 2. chown tty on some systems
641	*/
642	rxvt_privileges (SAVE);
643	rxvt_privileges (IGNORE);
644		620
645	signal (SIGHUP, SIG_IGN);	621	signal (SIGHUP, SIG_IGN);
646	signal (SIGPIPE, SIG_IGN);	622	signal (SIGPIPE, SIG_IGN);
647		623
648	sig_handlers.sw_chld.start (SIGCHLD);
649	sig_handlers.sw_term.start (SIGTERM);	624	sig_handlers.sw_term.start (SIGTERM); ev_unref ();
650	sig_handlers.sw_int.start (SIGINT);	625	sig_handlers.sw_int.start (SIGINT); ev_unref ();
651
652	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
653	/* signal (SIGURG, SIG_DFL); */
654		626
655	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	627	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
656	// TODO: handle this with exceptions and tolerate the memory loss	628	// TODO: handle this with exceptions and tolerate the memory loss
657	XSetIOErrorHandler (rxvt_xioerror_handler);	629	XSetIOErrorHandler (rxvt_xioerror_handler);
658		630
659	XrmInitialize ();	631	XrmInitialize ();
660	}
661		632
662	/* ------------------------------------------------------------------------- *	633	#if HAVE_PIXBUF
663	* MEMORY ALLOCATION WRAPPERS *	634	g_type_init ();
664	* ------------------------------------------------------------------------- */
665	void *
666	rxvt_malloc (size_t size)
667	{
668	void *p = malloc (size);
669
670	if (!p)
671	rxvt_fatal ("memory allocation failure. aborting.\n");
672
673	return p;
674	}
675
676	void *
677	rxvt_calloc (size_t number, size_t size)
678	{
679	void *p = calloc (number, size);
680
681	if (!p)
682	rxvt_fatal ("memory allocation failure. aborting.\n");
683
684	return p;
685	}
686
687	void *
688	rxvt_realloc (void *ptr, size_t size)
689	{
690	void *p = realloc (ptr, size);
691
692	if (!p)
693	rxvt_fatal ("memory allocation failure. aborting.\n");
694
695	return p;
696	}
697
698	/* ------------------------------------------------------------------------- *
699	* PRIVILEGED OPERATIONS *
700	* ------------------------------------------------------------------------- */
701	/* take care of suid/sgid super-user (root) privileges */
702	void
703	rxvt_privileges (rxvt_privaction action)
704	{
705	#if ! defined(__CYGWIN32__)
706	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
707	/* setreuid () is the poor man's setuid (), seteuid () */
708	# define seteuid(a) setreuid(-1, (a))
709	# define setegid(a) setregid(-1, (a))
710	# define HAVE_SETEUID
711	# endif
712	# ifdef HAVE_SETEUID
713	switch (action)
714	{
715	case IGNORE:
716	/*
717	* change effective uid/gid - not real uid/gid - so we can switch
718	* back to root later, as required
719	*/
720	setegid (getgid ());
721	seteuid (getuid ());
722	break;
723	case SAVE:
724	saved_egid = getegid ();
725	saved_euid = geteuid ();
726	break;
727	case RESTORE:
728	setegid (saved_egid);
729	seteuid (saved_euid);
730	break;
731	}
732	# else
733	switch (action)
734	{
735	case IGNORE:
736	setgid (getgid ());
737	setuid (getuid ());
738	/* FALLTHROUGH */
739	case SAVE:
740	/* FALLTHROUGH */
741	case RESTORE:
742	break;
743	}
744	# endif
745	#endif	635	#endif
746	}	636	}
747		637
748	/*----------------------------------------------------------------------*/	638	/*----------------------------------------------------------------------*/
749	/*	639	/*
750	* window size/position calculcations for XSizeHint and other storage.	640	* window size/position calculations for XSizeHint and other storage.
751	* if width/height are non-zero then override calculated width/height	641	* if width/height are non-zero then override calculated width/height
752	*/	642	*/
753	void	643	void
754	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)	644	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
755	{	645	{
756	short recalc_x, recalc_y;	646	short recalc_x, recalc_y;
757	int x, y, sb_w, flags;	647	int x, y, flags;
758	unsigned int w, h;	648	unsigned int w, h;
759	unsigned int max_width, max_height;	649	unsigned int max_width, max_height;
760	dDisp;
761
762	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
763	ncol, nrow, szHint.width, szHint.height));
764		650
765	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	651	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
766	szHint.win_gravity = NorthWestGravity;	652	szHint.win_gravity = NorthWestGravity;
767	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */	653	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
768		654
…		…
776	if (rs[Rs_geometry])	662	if (rs[Rs_geometry])
777	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);	663	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
778		664
779	if (flags & WidthValue)	665	if (flags & WidthValue)
780	{	666	{
		667	if (!w)
		668	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		669
781	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());	670	ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
782	szHint.flags |= USSize;	671	szHint.flags |= USSize;
783	}	672	}
784		673
785	if (flags & HeightValue)	674	if (flags & HeightValue)
786	{	675	{
		676	if (!h)
		677	rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
		678
787	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());	679	nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
788	szHint.flags |= USSize;	680	szHint.flags |= USSize;
789	}	681	}
790		682
791	if (flags & XValue)	683	if (flags & XValue)
792	{	684	{
…		…
823	max_width = MAX_COLS * fwidth;	715	max_width = MAX_COLS * fwidth;
824	max_height = MAX_ROWS * fheight;	716	max_height = MAX_ROWS * fheight;
825		717
826	szHint.base_width = szHint.base_height = 2 * int_bwidth;	718	szHint.base_width = szHint.base_height = 2 * int_bwidth;
827		719
828	sb_w = 0;
829	window_vt_x = window_vt_y = int_bwidth;	720	window_vt_x = window_vt_y = int_bwidth;
830		721
831	if (scrollBar.state)	722	if (scrollBar.state)
832	{	723	{
833	sb_w = scrollbar_TotalWidth ();	724	int sb_w = scrollBar.total_width ();
834	szHint.base_width += sb_w;	725	szHint.base_width += sb_w;
		726
835	if (!OPTION (Opt_scrollBar_right))	727	if (!option (Opt_scrollBar_right))
836	window_vt_x += sb_w;	728	window_vt_x += sb_w;
837	}	729	}
838		730
839	szHint.width_inc = fwidth;	731	szHint.width_inc = fwidth;
840	szHint.height_inc = fheight;	732	szHint.height_inc = fheight;
841	szHint.min_width = szHint.base_width + szHint.width_inc;	733	szHint.min_width = szHint.base_width + szHint.width_inc;
842	szHint.min_height = szHint.base_height + szHint.height_inc;	734	szHint.min_height = szHint.base_height + szHint.height_inc;
843		735
844	if (newwidth && newwidth - szHint.base_width < max_width)	736	if (newwidth && newwidth - szHint.base_width < max_width)
845	{	737	{
846	szHint.width = newwidth;	738	szHint.width = newwidth;
…		…
861	{	753	{
862	min_it (height, max_height);	754	min_it (height, max_height);
863	szHint.height = szHint.base_height + height;	755	szHint.height = szHint.base_height + height;
864	}	756	}
865		757
866	if (scrollBar.state && OPTION (Opt_scrollBar_right))
867	window_sb_x = szHint.width - sb_w;
868
869	if (recalc_x)	758	if (recalc_x)
870	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;	759	szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
		760
871	if (recalc_y)	761	if (recalc_y)
872	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;	762	szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
873		763
874	ncol = width / fwidth;	764	ncol = width / fwidth;
875	nrow = height / fheight;	765	nrow = height / fheight;
876	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	766
877	ncol, nrow, szHint.width,	767	// When the size of the vt window is not a multiple of the cell
878	szHint.height));	768	// size, i.e., when the wm does not honour our size hints, there are
879	return;	769	// extra areas not covered by the terminal screen. Such gaps, when a
		770	// bg pixmap is set, would have to be cleared manually to properly
		771	// refresh the background. We take the simpler route and shrink the
		772	// vt window so as to avoid creating gaps.
		773	vt_width = ncol * fwidth;
		774	vt_height = nrow * fheight;
880	}	775	}
881		776
882	/*----------------------------------------------------------------------*/	777	/*----------------------------------------------------------------------*/
883	/*	778	/*
884	* Tell the teletype handler what size the window is.	779	* Tell the teletype handler what size the window is.
…		…
892		787
893	struct winsize ws;	788	struct winsize ws;
894		789
895	ws.ws_col = ncol;	790	ws.ws_col = ncol;
896	ws.ws_row = nrow;	791	ws.ws_row = nrow;
897	ws.ws_xpixel = width;	792	ws.ws_xpixel = vt_width;
898	ws.ws_ypixel = height;	793	ws.ws_ypixel = vt_height;
899	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);	794	ioctl (pty->pty, TIOCSWINSZ, &ws);
900		795
901	#if 0	796	#if 0
902	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly	797	// TIOCSWINSZ is supposed to do this automatically and correctly
903	if (cmd_pid) /* force through to the command */	798	if (cmd_pid) /* force through to the command */
904	kill (-cmd_pid, SIGWINCH);	799	kill (-cmd_pid, SIGWINCH);
905	#endif	800	#endif
906	}	801	}
907		802
908	/*----------------------------------------------------------------------*/	803	/*----------------------------------------------------------------------*/
909	/* set_fonts () - load and set the various fonts	804	/* load and set the various fonts */
910	*
911	* init = 1 - initialize
912	*
913	* fontname == FONT_UP - switch to bigger font
914	* fontname == FONT_DN - switch to smaller font
915	*/
916	bool	805	bool
917	rxvt_term::set_fonts ()	806	rxvt_term::set_fonts ()
918	{	807	{
919	rxvt_fontset *fs = new rxvt_fontset (this);	808	rxvt_fontset *fs = new rxvt_fontset (this);
920	rxvt_fontprop prop;	809	rxvt_fontprop prop;
…		…
934	#endif	823	#endif
935		824
936	delete fontset[0];	825	delete fontset[0];
937	fontset[0] = fs;	826	fontset[0] = fs;
938		827
939	prop = (*fs)[1]->properties ();	828	prop = (*fs)[rxvt_fontset::firstFont]->properties ();
940	prop.height += lineSpace;	829	prop.width = max (prop.width + letterSpace, 1);
		830
941	fs->set_prop (prop);	831	fs->set_prop (prop, false);
942		832
943	fwidth = prop.width;	833	fwidth = prop.width;
944	fheight = prop.height;	834	fheight = prop.height + lineSpace;
945	fbase = prop.ascent;	835	fbase = prop.ascent;
946		836
947	for (int style = 1; style < 4; style++)	837	for (int style = 1; style < 4; style++)
948	{	838	{
949	#if ENABLE_STYLES	839	#if ENABLE_STYLES
…		…
955	{	845	{
956	fontset[style] = fs = new rxvt_fontset (this);	846	fontset[style] = fs = new rxvt_fontset (this);
957	rxvt_fontprop prop2 = prop;	847	rxvt_fontprop prop2 = prop;
958		848
959	if (res)	849	if (res)
960	prop2.weight = prop2.slant = rxvt_fontprop::unset;	850	{
		851	fs->populate (res);
		852	fs->set_prop (prop2, false);
		853	}
961	else	854	else
962	{	855	{
963	res = fontset[0]->fontdesc;	856	fs->populate (fontset[0]->fontdesc);
964		857
965	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;	858	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
966	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;	859	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		860
		861	fs->set_prop (prop2, true);
967	}	862	}
968		863
969	fs->populate (res);
970	fs->set_prop (prop2);
971	}	864	}
972	#else	865	#else
973	fontset[style] = fontset[0];	866	fontset[style] = fontset[0];
974	#endif	867	#endif
975	}	868	}
976		869
977	if (parent[0])	870	if (parent)
978	{	871	{
979	resize_all_windows (0, 0, 0);	872	resize_all_windows (0, 0, 0);
980	scr_remap_chars ();	873	scr_remap_chars ();
981	scr_touch (true);	874	scr_touch (true);
982	}	875	}
983		876
984	return true;	877	return true;
985	}	878	}
986		879
		880	void
987	void rxvt_term::set_string_property (Atom prop, const char *str, int len)	881	rxvt_term::set_string_property (Atom prop, const char *str, int len)
988	{	882	{
989	XChangeProperty (display->display, parent[0],	883	XChangeProperty (dpy, parent,
990	prop, XA_STRING, 8, PropModeReplace,	884	prop, XA_STRING, 8, PropModeReplace,
991	(const unsigned char *)str, len >= 0 ? len : strlen (str));	885	(const unsigned char *)str, len >= 0 ? len : strlen (str));
992	}	886	}
993		887
		888	void
		889	rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
		890	{
		891	XTextProperty ct;
		892
		893	if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
		894	{
		895	XSetTextProperty (dpy, parent, &ct, prop);
		896	XFree (ct.value);
		897	}
		898	}
		899
		900	void
994	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)	901	rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
995	{	902	{
996	wchar_t *ws = rxvt_mbstowcs (str, len);	903	wchar_t *ws = rxvt_mbstowcs (str, len);
997	char *s = rxvt_wcstoutf8 (ws);	904	char *s = rxvt_wcstoutf8 (ws);
998		905
999	XChangeProperty (display->display, parent[0],	906	XChangeProperty (dpy, parent,
1000	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,	907	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
1001	(const unsigned char *)s, strlen (s));	908	(const unsigned char *)s, strlen (s));
1002		909
1003	free (s);	910	free (s);
1004	free (ws);	911	free (ws);
…		…
1008	/*----------------------------------------------------------------------*/	915	/*----------------------------------------------------------------------*/
1009	/* xterm sequences - title, iconName, color (exptl) */	916	/* xterm sequences - title, iconName, color (exptl) */
1010	void	917	void
1011	rxvt_term::set_title (const char *str)	918	rxvt_term::set_title (const char *str)
1012	{	919	{
1013	set_string_property (XA_WM_NAME, str);	920	set_mbstring_property (XA_WM_NAME, str);
1014	#if ENABLE_EWMH	921	#if ENABLE_EWMH
1015	set_utf8_property (xa[XA_NET_WM_NAME], str);	922	set_utf8_property (xa[XA_NET_WM_NAME], str);
1016	#endif	923	#endif
1017	}	924	}
1018		925
1019	void	926	void
1020	rxvt_term::set_icon_name (const char *str)	927	rxvt_term::set_icon_name (const char *str)
1021	{	928	{
1022	set_string_property (XA_WM_ICON_NAME, str);	929	set_mbstring_property (XA_WM_ICON_NAME, str);
1023	#if ENABLE_EWMH	930	#if ENABLE_EWMH
1024	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);	931	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1025	#endif	932	#endif
1026	}	933	}
1027		934
		935	void
		936	rxvt_term::set_window_color (int idx, const char *color)
		937	{
1028	#ifdef XTERM_COLOR_CHANGE	938	#ifdef XTERM_COLOR_CHANGE
1029	void
1030	rxvt_term::set_window_color (int idx, const char *color)
1031	{
1032	rxvt_color xcol;	939	rxvt_color xcol;
1033	int i;
1034		940
1035	if (color == NULL || *color == '\0')	941	if (color == NULL || *color == '\0')
1036	return;	942	return;
1037		943
		944	color = strdup (color);
		945	allocated.push_back ((void *)color);
		946	rs[Rs_color + idx] = color;
		947
1038	/* handle color aliases */	948	/* handle color aliases */
1039	if (isdigit (*color))	949	if (isdigit (*color))
1040	{	950	{
1041	i = atoi (color);	951	int i = atoi (color);
1042		952
1043	if (i >= 8 && i <= 15)	953	if (i >= 8 && i <= 15)
		954	{
1044	{ /* bright colors */	955	/* bright colors */
1045	i -= 8;
1046	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];	956	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
1047	SET_PIXCOLOR (idx);
1048	goto done;	957	goto done;
1049	}	958	}
1050		959
1051	if (i >= 0 && i <= 7)	960	if (i >= 0 && i <= 7)
		961	{
1052	{ /* normal colors */	962	/* normal colors */
1053	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];	963	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1054	SET_PIXCOLOR (idx);
1055	goto done;	964	goto done;
1056	}	965	}
1057	}	966	}
1058		967
1059	if (!rXParseAllocColor (&xcol, color))	968	set_color (xcol, color);
1060	return;
1061
1062	/* XStoreColor (display->display, display->cmap, XColor*); */
1063		969
1064	/*	970	/*
1065	* FIXME: should free colors here, but no idea how to do it so instead,	971	* FIXME: should free colors here, but no idea how to do it so instead,
1066	* so just keep gobbling up the colormap	972	* so just keep gobbling up the colormap
1067	*/	973	*/
1068	# if 0
1069	for (i = Color_Black; i <= Color_White; i++)
1070	if (pix_colors[idx] == pix_colors[i])
1071	break;
1072	if (i > Color_White)
1073	{
1074	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1075	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1076	DisplayPlanes (display->display, display->screen));
1077	}
1078	# endif
1079		974
1080	pix_colors_focused[idx] = xcol;	975	pix_colors_focused[idx] = xcol;
1081	SET_PIXCOLOR (idx);
1082		976
1083	/* XSetWindowAttributes attr; */
1084	/* Cursor cursor; */
1085	done:	977	done:
1086
1087	#if OFF_FOCUS_FADING
1088	if (rs[Rs_fade])
1089	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1090	#endif
1091
1092	/*TODO: handle Color_BD, scrollbar background, etc. */	978	/*TODO: handle Color_BD, scrollbar background, etc. */
1093		979
		980	update_fade_color (idx);
1094	recolour_cursor ();	981	recolour_cursor ();
1095	scr_recolour ();	982	scr_recolour ();
		983	#endif /* XTERM_COLOR_CHANGE */
1096	}	984	}
1097
1098	#else
1099	# define set_window_color (idx,color) ((void)0)
1100	#endif /* XTERM_COLOR_CHANGE */
1101		985
1102	void	986	void
1103	rxvt_term::recolour_cursor ()	987	rxvt_term::recolour_cursor ()
1104	{	988	{
1105	XColor xcol[2];	989	XColor fg, bg;
1106		990
1107	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)	991	(ISSET_PIXCOLOR (Color_pointer_fg)
1108	? pix_colors_focused[Color_pointer_fg]	992	? pix_colors_focused[Color_pointer_fg]
1109	: pix_colors_focused[Color_fg];	993	: pix_colors_focused[Color_fg]).get (fg);
		994
1110	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)	995	(ISSET_PIXCOLOR (Color_pointer_bg)
1111	? pix_colors_focused[Color_pointer_bg]	996	? pix_colors_focused[Color_pointer_bg]
1112	: pix_colors_focused[Color_bg];	997	: pix_colors_focused[Color_bg]).get (bg);
1113		998
1114	XQueryColors (display->display, display->cmap, xcol, 2);	999	XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
1115	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
1116	}	1000	}
1117		1001
1118	/*----------------------------------------------------------------------*/	1002	/*----------------------------------------------------------------------*/
1119	/*	1003	/*
1120	* find if fg/bg matches any of the normal (low-intensity) colors	1004	* find if fg/bg matches any of the normal (low-intensity) colors
1121	*/	1005	*/
1122	void	1006	char *
1123	rxvt_term::set_colorfgbg ()	1007	rxvt_term::get_colorfgbg ()
1124	{	1008	{
1125	unsigned int i;	1009	unsigned int i;
1126	const char *xpmb = "\0";	1010	const char *xpmb = "";
1127	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];	1011	char fstr[] = "default";
		1012	char bstr[] = "default";
		1013	char *env_colorfgbg;
1128		1014
1129	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
1130	strcpy (fstr, "default");
1131	strcpy (bstr, "default");
1132	for (i = Color_Black; i <= Color_White; i++)	1015	for (i = Color_Black; i <= Color_White; i++)
1133	if (pix_colors[Color_fg] == pix_colors[i])	1016	if (pix_colors[Color_fg] == pix_colors[i])
1134	{	1017	{
1135	sprintf (fstr, "%d", (i - Color_Black));	1018	sprintf (fstr, "%d", i - Color_Black);
1136	break;	1019	break;
1137	}	1020	}
1138		1021
1139	for (i = Color_Black; i <= Color_White; i++)	1022	for (i = Color_Black; i <= Color_White; i++)
1140	if (pix_colors[Color_bg] == pix_colors[i])	1023	if (pix_colors[Color_bg] == pix_colors[i])
1141	{	1024	{
1142	sprintf (bstr, "%d", (i - Color_Black));	1025	sprintf (bstr, "%d", i - Color_Black);
1143	#ifdef XPM_BACKGROUND	1026	#if BG_IMAGE_FROM_FILE
1144	xpmb = "default;";	1027	xpmb = "default;";
1145	#endif	1028	#endif
1146	break;	1029	break;
1147	}	1030	}
1148		1031
		1032	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
1149	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1033	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
		1034	return env_colorfgbg;
1150	}	1035	}
1151		1036
1152	/*----------------------------------------------------------------------*/	1037	/*----------------------------------------------------------------------*/
1153		1038
1154	int	1039	bool
1155	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)	1040	rxvt_term::set_color (rxvt_color &color, const char *name)
1156	{	1041	{
1157	if (!screen_in_out->set (display, colour))	1042	if (color.set (this, name))
1158	{
1159	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
1160	return false;
1161	}
1162
1163	return true;	1043	return true;
		1044
		1045	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1046	return false;
		1047	}
		1048
		1049	void
		1050	rxvt_term::alias_color (int dst, int src)
		1051	{
		1052	pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
1164	}	1053	}
1165		1054
1166	/* -------------------------------------------------------------------- *	1055	/* -------------------------------------------------------------------- *
1167	* - WINDOW RESIZING - *	1056	* - WINDOW RESIZING - *
1168	* -------------------------------------------------------------------- */	1057	* -------------------------------------------------------------------- */
1169	void	1058	void
1170	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)	1059	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
1171	{	1060	{
1172	int fix_screen;	1061	int fix_screen;
1173	int old_width = szHint.width, old_height = szHint.height;	1062	int old_width = szHint.width;
1174	dDisp;	1063	int old_height = szHint.height;
1175		1064
1176	window_calc (newwidth, newheight);	1065	window_calc (newwidth, newheight);
		1066
		1067	bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
		1068
		1069	// to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
		1070	if (set_hint)
		1071	{
		1072	szHint.flags &= ~(PBaseSize | PResizeInc);
1177	XSetWMNormalHints (disp, parent[0], &szHint);	1073	XSetWMNormalHints (dpy, parent, &szHint);
		1074	szHint.flags |= PBaseSize | PResizeInc;
		1075	}
1178		1076
1179	if (!ignoreparent)	1077	if (!ignoreparent)
1180	{	1078	{
1181	#ifdef SMART_RESIZE	1079	#ifdef SMART_RESIZE
1182	/*	1080	/*
…		…
1186	int x, y, x1, y1;	1084	int x, y, x1, y1;
1187	int dx, dy;	1085	int dx, dy;
1188	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1086	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
1189	Window unused_cr;	1087	Window unused_cr;
1190		1088
1191	XTranslateCoordinates (disp, parent[0], display->root,	1089	XTranslateCoordinates (dpy, parent, display->root,
1192	0, 0, &x, &y, &unused_cr);	1090	0, 0, &x, &y, &unused_cr);
1193	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,	1091	XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
1194	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1092	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
1195	/*	1093	/*
1196	* if display->root isn't the parent window, a WM will probably have offset	1094	* if display->root isn't the parent window, a WM will probably have offset
1197	* our position for handles and decorations. Counter it	1095	* our position for handles and decorations. Counter it
1198	*/	1096	*/
…		…
1200	{	1098	{
1201	x -= x1;	1099	x -= x1;
1202	y -= y1;	1100	y -= y1;
1203	}	1101	}
1204		1102
1205	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;	1103	x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
1206	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;	1104	y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1207	dx = old_width - szHint.width;	1105	dx = old_width - szHint.width;
1208	dy = old_height - szHint.height;	1106	dy = old_height - szHint.height;
1209		1107
1210	/* Check position of the center of the window */	1108	/* Check position of the center of the window */
1211	if (x < x1) /* left half */	1109	if (x < x1) /* left half */
1212	dx = 0;	1110	dx = 0;
…		…
1215	if (y < y1) /* top half */	1113	if (y < y1) /* top half */
1216	dy = 0;	1114	dy = 0;
1217	else if (y == y1) /* exact center */	1115	else if (y == y1) /* exact center */
1218	dy /= 2;	1116	dy /= 2;
1219		1117
1220	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,	1118	XMoveResizeWindow (dpy, parent, x + dx, y + dy,
1221	szHint.width, szHint.height);	1119	szHint.width, szHint.height);
1222	#else	1120	#else
1223	XResizeWindow (disp, parent[0], szHint.width, szHint.height);	1121	XResizeWindow (dpy, parent, szHint.width, szHint.height);
1224	#endif	1122	#endif
1225	}	1123	}
		1124
		1125	if (set_hint)
		1126	XSetWMNormalHints (dpy, parent, &szHint);
1226		1127
1227	fix_screen = ncol != prev_ncol || nrow != prev_nrow;	1128	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1228		1129
1229	if (fix_screen || newwidth != old_width || newheight != old_height)	1130	if (fix_screen || newwidth != old_width || newheight != old_height)
1230	{	1131	{
1231	if (scrollBar.state)	1132	if (scrollBar.state)
1232	{	1133	scrollBar.resize ();
1233	XMoveResizeWindow (disp, scrollBar.win,
1234	window_sb_x, 0,
1235	scrollbar_TotalWidth (), szHint.height);
1236	resize_scrollbar ();
1237	}
1238		1134
1239	XMoveResizeWindow (disp, vt,	1135	XMoveResizeWindow (dpy, vt,
1240	window_vt_x, window_vt_y,	1136	window_vt_x, window_vt_y,
1241	width, height);	1137	vt_width, vt_height);
1242		1138
1243	scr_clear ();	1139	HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1244	#ifdef XPM_BACKGROUND	1140
1245	resize_pixmap ();	1141	#ifdef HAVE_BG_PIXMAP
		1142	if (bg_window_size_sensitive ())
		1143	update_background ();
1246	#endif	1144	#endif
1247	}	1145	}
1248		1146
1249	if (fix_screen || old_height == 0)	1147	if (fix_screen || old_height == 0)
1250	{
1251	int curr_screen = -1;
1252	int old_ncol = prev_ncol;
1253
1254	/* scr_reset only works on the primary screen */
1255	if (old_height) /* this is not the first time through */
1256	{
1257	unsigned int ocol = ncol;
1258	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1259	curr_screen = scr_change_screen (PRIMARY);
1260	ncol = ocol;
1261	}
1262
1263	scr_reset ();	1148	scr_reset ();
1264		1149
1265	if (curr_screen >= 0) /* this is not the first time through */
1266	{
1267	scr_change_screen (curr_screen);
1268	selection_check (old_ncol != ncol ? 4 : 0);
1269	}
1270	}
1271
1272	old_width = szHint.width;
1273	old_height = szHint.height;
1274
1275	#ifdef XPM_BACKGROUND
1276	if (pixmap)
1277	scr_touch (false);
1278	#endif
1279
1280	#ifdef USE_XIM	1150	#if USE_XIM
1281	IMSetStatusPosition ();	1151	im_set_position ();
1282	#endif	1152	#endif
1283	}	1153	}
1284		1154
1285	/*	1155	/*
1286	* Set the width/height of the vt window in characters. Units are pixels.	1156	* Set the width/height of the vt window in characters. Units are pixels.
…		…
1291	{	1161	{
1292	XWindowAttributes wattr;	1162	XWindowAttributes wattr;
1293		1163
1294	if (newwidth == 0 || newheight == 0)	1164	if (newwidth == 0 || newheight == 0)
1295	{	1165	{
1296	XGetWindowAttributes (display->display, display->root, &wattr);	1166	XGetWindowAttributes (dpy, display->root, &wattr);
1297		1167
1298	if (newwidth == 0)	1168	if (newwidth == 0)
1299	newwidth = wattr.width - szHint.base_width;	1169	newwidth = wattr.width - szHint.base_width;
1300	if (newheight == 0)	1170	if (newheight == 0)
1301	newheight = wattr.height - szHint.base_height;	1171	newheight = wattr.height - szHint.base_height;
1302	}	1172	}
1303		1173
1304	if (newwidth != width || newheight != height)	1174	if (newwidth != vt_width || newheight != vt_height)
1305	{	1175	{
1306	newwidth += szHint.base_width;	1176	newwidth += szHint.base_width;
1307	newheight += szHint.base_height;	1177	newheight += szHint.base_height;
1308	resize_all_windows (newwidth, newheight, 0);	1178	resize_all_windows (newwidth, newheight, 0);
1309	}	1179	}
1310	}	1180	}
1311		1181
1312	/* -------------------------------------------------------------------- *	1182	/* -------------------------------------------------------------------- *
1313	* - X INPUT METHOD ROUTINES - *	1183	* - X INPUT METHOD ROUTINES - *
1314	* -------------------------------------------------------------------- */	1184	* -------------------------------------------------------------------- */
1315	#ifdef USE_XIM	1185	#if USE_XIM
1316		1186
1317	void	1187	void
1318	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)	1188	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1319	{	1189	{
1320	fg = pix_colors[Color_fg];	1190	fg = pix_colors [Color_fg];
1321	bg = pix_colors[Color_bg];	1191	bg = pix_colors [Color_bg];
1322	}	1192	}
1323		1193
1324	void	1194	void
1325	rxvt_term::im_set_size (XRectangle &size)	1195	rxvt_term::im_set_size (XRectangle &size)
1326	{	1196	{
…		…
1347	status_rect.height = fheight;	1217	status_rect.height = fheight;
1348	}	1218	}
1349		1219
1350	/* Checking whether input method is running. */	1220	/* Checking whether input method is running. */
1351	bool	1221	bool
1352	rxvt_term::IMisRunning ()	1222	rxvt_term::im_is_running ()
1353	{	1223	{
1354	char *p;
1355	Atom atom;	1224	Atom atom;
1356	Window win;	1225	Window win;
1357	char server[IMBUFSIZ];	1226	char server[IMBUFSIZ];
1358		1227
1359	/* get current locale modifier */	1228	/* get current locale modifier */
1360	if ((p = XSetLocaleModifiers (NULL)) != NULL)	1229	if (char *p = XSetLocaleModifiers (0))
1361	{	1230	{
1362	strcpy (server, "@server=");	1231	strcpy (server, "@server=");
1363	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1232	strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1364		1233
1365	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */	1234	if (p = strchr (server + 1, '@')) /* first one only */
1366	*p = '\0';	1235	*p = '\0';
1367		1236
1368	atom = XInternAtom (display->display, server, False);	1237	atom = XInternAtom (dpy, server, False);
1369	win = XGetSelectionOwner (display->display, atom);	1238	win = XGetSelectionOwner (dpy, atom);
1370		1239
1371	if (win != None)	1240	if (win != None)
1372	return True;	1241	return true;
1373	}	1242	}
1374		1243
1375	return False;	1244	return false;
1376	}	1245	}
1377		1246
1378	void	1247	void
1379	rxvt_term::IMSendSpot ()	1248	rxvt_term::im_send_spot ()
1380	{	1249	{
1381	XPoint nspot;	1250	XPoint nspot;
1382	XVaNestedList preedit_attr;	1251	XVaNestedList preedit_attr;
1383		1252
1384	if (!Input_Context	1253	if (!Input_Context
1385	|| !focus	1254	|| !focus
1386	|| !(input_style & XIMPreeditPosition))	1255	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1387	return;	1256	return;
1388		1257
1389	im_set_position (nspot);	1258	im_set_position (nspot);
1390		1259
1391	if (nspot.x == spot.x && nspot.y == spot.y)	1260	if (nspot.x == spot.x && nspot.y == spot.y)
…		…
1410	input_method = 0;	1279	input_method = 0;
1411	}	1280	}
1412		1281
1413	Input_Context = 0;	1282	Input_Context = 0;
1414	}	1283	}
		1284
		1285	#ifdef ENABLE_XIM_ONTHESPOT
		1286
		1287	static void
		1288	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
		1289	{
		1290	((rxvt_term *)client_data)->make_current ();
		1291	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1292	}
		1293
		1294	static void
		1295	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
		1296	{
		1297	((rxvt_term *)client_data)->make_current ();
		1298	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
		1299	}
		1300
		1301	static void
		1302	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
		1303	{
		1304	rxvt_term *term = (rxvt_term *)client_data;
		1305	XIMText *text = call_data->text;
		1306
		1307	term->make_current ();
		1308
		1309	if (text)
		1310	{
		1311	wchar_t *str;
		1312
		1313	if (!text->encoding_is_wchar && text->string.multi_byte)
		1314	{
		1315	// of course, X makes it ugly again
		1316	if (term->rs[Rs_imLocale])
		1317	SET_LOCALE (term->rs[Rs_imLocale]);
		1318
		1319	str = rxvt_temp_buf<wchar_t> (text->length + 1);
		1320	mbstowcs (str, text->string.multi_byte, text->length + 1);
		1321
		1322	if (term->rs[Rs_imLocale])
		1323	SET_LOCALE (term->locale);
		1324	}
		1325	else
		1326	str = text->string.wide_char;
		1327
		1328	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1329	DT_INT, call_data->caret,
		1330	DT_INT, call_data->chg_first,
		1331	DT_INT, call_data->chg_length,
		1332	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1333	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1334	DT_END));
		1335	}
		1336	else
		1337	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1338	DT_INT, call_data->caret,
		1339	DT_INT, call_data->chg_first,
		1340	DT_INT, call_data->chg_length,
		1341	DT_END));
		1342	}
		1343
		1344	#if 0
		1345	static void
		1346	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1347	{
		1348	((rxvt_term *)client_data)->make_current ();
		1349	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1350	DT_INT, call_data->position,
		1351	DT_INT, call_data->direction,
		1352	DT_INT, call_data->style,
		1353	DT_END));
		1354	}
		1355	#endif
		1356
		1357	#endif
1415		1358
1416	/*	1359	/*
1417	* Try to open a XIM with the current modifiers, then see if we can	1360	* Try to open a XIM with the current modifiers, then see if we can
1418	* open a suitable preedit type	1361	* open a suitable preedit type
1419	*/	1362	*/
1420	bool	1363	bool
1421	rxvt_term::IM_get_IC (const char *modifiers)	1364	rxvt_term::im_get_ic (const char *modifiers)
1422	{	1365	{
1423	int i, j, found;	1366	int i, j, found;
1424	XIM xim;	1367	XIM xim;
1425	XPoint spot;	1368	XPoint spot;
1426	XRectangle rect, status_rect, needed_rect;	1369	XRectangle rect, status_rect, needed_rect;
…		…
1429	char **s;	1372	char **s;
1430	XIMStyles *xim_styles;	1373	XIMStyles *xim_styles;
1431		1374
1432	set_environ (envv);	1375	set_environ (envv);
1433		1376
1434	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))	1377	if (!((p = XSetLocaleModifiers (modifiers)) && *p))
1435	return false;	1378	return false;
1436		1379
1437	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1438	input_method = display->get_xim (locale, modifiers);	1380	input_method = display->get_xim (locale, modifiers);
1439	if (input_method == NULL)	1381	if (input_method == NULL)
1440	return false;	1382	return false;
1441		1383
1442	xim = input_method->xim;	1384	xim = input_method->xim;
…		…
1457	p = pet[pi];	1399	p = pet[pi];
1458		1400
1459	if (!p)	1401	if (!p)
1460	continue;	1402	continue;
1461		1403
1462	s = rxvt_splitcommastring (p);	1404	s = rxvt_strsplit (',', p);
1463		1405
1464	for (i = found = 0; !found && s[i]; i++)	1406	for (i = found = 0; !found && s[i]; i++)
1465	{	1407	{
1466	if (!strcmp (s[i], "OverTheSpot"))	1408	if (!strcmp (s[i], "OverTheSpot"))
1467	input_style = (XIMPreeditPosition | XIMStatusNothing);	1409	input_style = XIMPreeditPosition | XIMStatusNothing;
1468	else if (!strcmp (s[i], "OffTheSpot"))	1410	else if (!strcmp (s[i], "OffTheSpot"))
1469	input_style = (XIMPreeditArea | XIMStatusArea);	1411	input_style = XIMPreeditArea | XIMStatusArea;
1470	else if (!strcmp (s[i], "Root"))	1412	else if (!strcmp (s[i], "Root"))
1471	input_style = (XIMPreeditNothing | XIMStatusNothing);	1413	input_style = XIMPreeditNothing | XIMStatusNothing;
1472	else if (!strcmp (s[i], "None"))	1414	else if (!strcmp (s[i], "None"))
1473	input_style = (XIMPreeditNone | XIMStatusNone);	1415	input_style = XIMPreeditNone | XIMStatusNone;
		1416	#ifdef ENABLE_XIM_ONTHESPOT
		1417	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1418	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1419	#endif
		1420	else
		1421	input_style = XIMPreeditNothing | XIMStatusNothing;
1474		1422
1475	for (j = 0; j < xim_styles->count_styles; j++)	1423	for (j = 0; j < xim_styles->count_styles; j++)
1476	if (input_style == xim_styles->supported_styles[j])	1424	if (input_style == xim_styles->supported_styles[j])
1477	{	1425	{
1478	rxvt_freecommastring (s);	1426	rxvt_free_strsplit (s);
1479		1427
1480	found = 1;	1428	found = 1;
1481	goto foundpet;	1429	goto foundpet;
1482	}	1430	}
1483		1431
1484	}	1432	}
1485		1433
1486	rxvt_freecommastring (s);	1434	rxvt_free_strsplit (s);
1487	}	1435	}
1488		1436
1489	foundpet:	1437	foundpet:
1490		1438
1491	XFree (xim_styles);	1439	XFree (xim_styles);
…		…
1516	"*",	1464	"*",
1517	fheight,	1465	fheight,
1518	fheight + 1, fheight - 1,	1466	fheight + 1, fheight - 1,
1519	fheight - 2, fheight + 2);	1467	fheight - 2, fheight + 2);
1520		1468
1521	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,	1469	fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1522	&missing_charset_list, &missing_charset_count, &def_string);	1470	&missing_charset_list, &missing_charset_count, &def_string);
1523		1471
1524	if (missing_charset_list)	1472	if (missing_charset_list)
1525	XFreeStringList (missing_charset_list);	1473	XFreeStringList (missing_charset_list);
1526		1474
…		…
1567	XNBackground, bg,	1515	XNBackground, bg,
1568	XNArea, &status_rect,	1516	XNArea, &status_rect,
1569	XNFontSet, fs,	1517	XNFontSet, fs,
1570	NULL);	1518	NULL);
1571	}	1519	}
		1520	#if ENABLE_XIM_ONTHESPOT
		1521	else if (input_style & XIMPreeditCallbacks)
		1522	{
		1523	XIMCallback xcb[4];
		1524
		1525	im_set_position (spot);
		1526
		1527	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1528	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1529	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1530	# if 0
		1531	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1532	# endif
		1533
		1534	preedit_attr = XVaCreateNestedList (0,
		1535	XNSpotLocation, &spot,
		1536	XNPreeditStartCallback, &xcb[0],
		1537	XNPreeditDoneCallback , &xcb[1],
		1538	XNPreeditDrawCallback , &xcb[2],
		1539	# if 0
		1540	XNPreeditCaretCallback, &xcb[3],
		1541	# endif
		1542	NULL);
		1543	}
		1544	#endif
1572		1545
1573	Input_Context = XCreateIC (xim,	1546	Input_Context = XCreateIC (xim,
1574	XNInputStyle, input_style,	1547	XNInputStyle, input_style,
1575	XNClientWindow, vt,	1548	XNClientWindow, vt,
1576	XNFocusWindow, parent[0],	1549	XNFocusWindow, parent,
1577	preedit_attr ? XNPreeditAttributes : NULL,	1550	preedit_attr ? XNPreeditAttributes : NULL,
1578	preedit_attr,	1551	preedit_attr,
1579	status_attr ? XNStatusAttributes : NULL,	1552	status_attr ? XNStatusAttributes : NULL,
1580	status_attr, NULL);	1553	status_attr, NULL);
1581		1554
1582	if (preedit_attr) XFree (preedit_attr);	1555	if (preedit_attr) XFree (preedit_attr);
1583	if (status_attr) XFree (status_attr);	1556	if (status_attr) XFree (status_attr);
1584	if (fs) XFreeFontSet (display->display, fs);	1557	if (fs) XFreeFontSet (dpy, fs);
1585		1558
1586	if (Input_Context == NULL)	1559	if (Input_Context == NULL)
1587	{	1560	{
1588	rxvt_warn ("failed to create input context, continuing without XIM.\n");	1561	rxvt_warn ("failed to create input context, continuing without XIM.\n");
1589	im_destroy ();	1562	im_destroy ();
1590	return false;	1563	return false;
1591	}	1564	}
1592		1565
1593	if (input_style & XIMPreeditArea)	1566	#if 0
1594	IMSetStatusPosition ();	1567	// unfortunately, only the focus window is used by XIM, hard to fix
		1568	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1569	vt_select_input ();
		1570	#endif
1595		1571
1596	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));	1572	im_set_position ();
		1573
1597	return true;	1574	return true;
1598	}	1575	}
1599		1576
1600	void	1577	void
1601	rxvt_term::im_cb ()	1578	rxvt_term::im_cb ()
…		…
1607		1584
1608	make_current ();	1585	make_current ();
1609		1586
1610	im_destroy ();	1587	im_destroy ();
1611		1588
1612	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1613	if (Input_Context)	1589	if (Input_Context)
1614	return;	1590	return;
1615		1591
1616	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1617	if (rs[Rs_imLocale])	1592	if (rs[Rs_imLocale])
1618	SET_LOCALE (rs[Rs_imLocale]);	1593	SET_LOCALE (rs[Rs_imLocale]);
1619	#endif
1620		1594
1621	p = rs[Rs_inputMethod];	1595	p = rs[Rs_inputMethod];
1622	if (p && *p)	1596	if (p && *p)
1623	{	1597	{
1624	bool found = false;	1598	bool found = false;
1625		1599
1626	s = rxvt_splitcommastring (p);	1600	s = rxvt_strsplit (',', p);
1627		1601
1628	for (i = 0; s[i]; i++)	1602	for (i = 0; s[i]; i++)
1629	{	1603	{
1630	if (*s[i])	1604	if (*s[i])
1631	{	1605	{
1632	strcpy (buf, "@im=");	1606	strcpy (buf, "@im=");
1633	strncat (buf, s[i], IMBUFSIZ - 5);	1607	strncat (buf, s[i], IMBUFSIZ - 5);
1634	if (IM_get_IC (buf))	1608	if (im_get_ic (buf))
1635	{	1609	{
1636	found = true;	1610	found = true;
1637	break;	1611	break;
1638	}	1612	}
1639	}	1613	}
1640	}	1614	}
1641		1615
1642	rxvt_freecommastring (s);	1616	rxvt_free_strsplit (s);
1643		1617
1644	if (found)	1618	if (found)
1645	goto done;	1619	goto done;
1646	}	1620	}
1647		1621
1648	/* try with XMODIFIERS env. var. */	1622	/* try with XMODIFIERS env. var. */
1649	if (IM_get_IC (""))	1623	if (im_get_ic (""))
1650	goto done;	1624	goto done;
1651		1625
1652	/* try with no modifiers base IF the user didn't specify an IM */	1626	/* try with no modifiers base IF the user didn't specify an IM */
1653	if (IM_get_IC ("@im=none"))	1627	if (im_get_ic ("@im=none"))
1654	goto done;	1628	goto done;
1655		1629
1656	done:	1630	done:
1657	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1658	if (rs[Rs_imLocale])	1631	if (rs[Rs_imLocale])
1659	SET_LOCALE (locale);	1632	SET_LOCALE (locale);
1660	#endif
1661	}	1633	}
1662		1634
1663	void	1635	void
1664	rxvt_term::IMSetStatusPosition ()	1636	rxvt_term::im_set_position ()
1665	{	1637	{
1666	XRectangle preedit_rect, status_rect, *needed_rect;	1638	XRectangle preedit_rect, status_rect, *needed_rect;
1667	XVaNestedList preedit_attr, status_attr;	1639	XVaNestedList preedit_attr, status_attr;
1668		1640
1669	if (!Input_Context	1641	if (!Input_Context
1670	|| !focus	1642	|| !focus
1671	|| !(input_style & XIMPreeditArea)	1643	|| !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1672	|| !IMisRunning ())	1644	|| !im_is_running ())
1673	return;	1645	return;
1674		1646
		1647	if (input_style & XIMPreeditPosition)
		1648	{
		1649	im_set_size (preedit_rect);
		1650	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
		1651
		1652	XSetICValues (Input_Context,
		1653	XNPreeditAttributes, preedit_attr, NULL);
		1654	}
		1655	else
		1656	{
1675	/* Getting the necessary width of preedit area */	1657	/* Getting the necessary width of preedit area */
1676	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);	1658	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1677	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);	1659	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1678	XFree (status_attr);	1660	XFree (status_attr);
1679		1661
1680	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);	1662	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1681	XFree (needed_rect);	1663	XFree (needed_rect);
1682		1664
1683	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);	1665	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1684	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);	1666	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1685		1667
1686	XSetICValues (Input_Context,	1668	XSetICValues (Input_Context,
1687	XNPreeditAttributes, preedit_attr,	1669	XNPreeditAttributes, preedit_attr,
1688	XNStatusAttributes, status_attr, NULL);	1670	XNStatusAttributes, status_attr,
		1671	NULL);
1689		1672
		1673	XFree (status_attr);
		1674	}
		1675
1690	XFree (preedit_attr);	1676	XFree (preedit_attr);
1691	XFree (status_attr);
1692	}	1677	}
1693	#endif /* USE_XIM */	1678	#endif /* USE_XIM */
1694		1679
1695	/*----------------------------------------------------------------------*/	1680	void
1696	rxvt_t rxvt_current_term;	1681	rxvt_term::get_window_origin (int &x, int &y)
		1682	{
		1683	Window cr;
		1684	XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
		1685	}
		1686
		1687	#ifdef HAVE_BG_PIXMAP
		1688
		1689	void
		1690	rxvt_term::update_background ()
		1691	{
		1692	if (update_background_ev.is_active ())
		1693	return;
		1694
		1695	ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
		1696
		1697	if (to_wait <= 0.)
		1698	bg_render ();
		1699	else
		1700	update_background_ev.start (to_wait);
		1701	}
		1702
		1703	void
		1704	rxvt_term::update_background_cb (ev::timer &w, int revents)
		1705	{
		1706	make_current ();
		1707
		1708	update_background_ev.stop ();
		1709	bg_render ();
		1710	refresh_check ();
		1711	}
		1712
		1713	#endif /* HAVE_BG_PIXMAP */
1697		1714
1698	/*----------------------- end-of-file (C source) -----------------------*/	1715	/*----------------------- end-of-file (C source) -----------------------*/

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