xterm.h revision 8f44fb3b
1/* $XTermId: xterm.h,v 1.890 2021/03/21 22:44:36 tom Exp $ */
2
3/*
4 * Copyright 1999-2020,2021 by Thomas E. Dickey
5 *
6 *                         All Rights Reserved
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the
10 * "Software"), to deal in the Software without restriction, including
11 * without limitation the rights to use, copy, modify, merge, publish,
12 * distribute, sublicense, and/or sell copies of the Software, and to
13 * permit persons to whom the Software is furnished to do so, subject to
14 * the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be included
17 * in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
22 * IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
23 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 *
27 * Except as contained in this notice, the name(s) of the above copyright
28 * holders shall not be used in advertising or otherwise to promote the
29 * sale, use or other dealings in this Software without prior written
30 * authorization.
31 */
32
33/*
34 * Common/useful definitions for XTERM application.
35 *
36 * This is also where we put the fallback definitions if we do not build using
37 * the configure script.
38 */
39#ifndef included_xterm_h
40#define included_xterm_h
41/* *INDENT-OFF* */
42
43#ifdef HAVE_CONFIG_H
44#include <xtermcfg.h>
45#endif
46
47#undef bcopy
48#include <X11/Xos.h>
49
50#ifndef HAVE_CONFIG_H
51
52#define HAVE_LIB_XAW 1
53
54#ifdef CSRG_BASED
55/* Get definition of BSD */
56#include <sys/param.h>
57#endif
58
59#ifndef DFT_TERMTYPE
60#define DFT_TERMTYPE "xterm"
61#endif
62
63#ifndef X_NOT_POSIX
64#define HAVE_WAITPID 1
65#define HAVE_SYS_WAIT_H 1
66#define HAVE_UNISTD_H 1
67#endif
68
69#define HAVE_STDLIB_H 1
70
71#if defined(sun)
72/* errno is declared in <errno.h> */
73#else
74#define DECL_ERRNO 1
75#endif
76
77#undef DECL_PTSNAME		/* ptsname() is normally in stdlib.h */
78
79#ifndef NOPUTENV
80#define HAVE_PUTENV 1
81#endif
82
83#if defined(CSRG_BASED) || defined(__GNU__) || defined(__minix)
84#define USE_POSIX_TERMIOS 1
85#endif
86
87#ifdef __FreeBSD__
88#if __FreeBSD_version >= 900000
89#define USE_SYSV_UTMP 1
90#define UTMPX_FOR_UTMP 1
91#define HAVE_UTMP_UT_HOST 1
92#define HAVE_UTMP_UT_XTIME 1
93#define ut_name ut_user
94#define ut_xtime ut_tv.tv_sec
95#endif
96#endif
97
98#ifdef __NetBSD__
99#if __NetBSD_Version__ >= 106030000	/* 1.6C */
100#define BSD_UTMPX 1
101#define ut_xtime ut_tv.tv_sec
102#endif
103#endif
104
105#if defined(hpux) && !defined(__hpux)
106#define __hpux 1		/* HPUX 11.0 does not define this */
107#endif
108
109#if !defined(__SCO__) && (defined(SCO) || defined(sco) || defined(SCO325))
110#define __SCO__ 1
111#endif
112
113#ifdef USE_POSIX_TERMIOS
114#define HAVE_TERMIOS_H 1
115#define HAVE_TCGETATTR 1
116#endif
117
118#if defined(__SCO__) || defined(__UNIXWARE__) || defined(__minix)
119#define USE_TERMCAP 1
120#endif
121
122#if defined(UTMP)
123#define HAVE_UTMP 1
124#endif
125
126#if (defined(__MVS__) || defined(SVR4) || defined(__SCO__) || defined(BSD_UTMPX)) && !defined(__CYGWIN__)
127#define UTMPX_FOR_UTMP 1
128#endif
129
130#if !defined(ISC) && !defined(__QNX__)
131#define HAVE_UTMP_UT_HOST 1
132#endif
133
134#if defined(UTMPX_FOR_UTMP) && !(defined(__MVS__) || defined(__hpux) || defined(__FreeBSD__))
135#define HAVE_UTMP_UT_SESSION 1
136#endif
137
138#if !(defined(linux) && (!defined(__GLIBC__) || (__GLIBC__ < 2))) && !defined(SVR4) && !defined(__FreeBSD__)
139#define ut_xstatus ut_exit.e_exit
140#endif
141
142#if defined(SVR4) || defined(__SCO__) || defined(BSD_UTMPX) || (defined(linux) && defined(__GLIBC__) && (__GLIBC__ >= 2) && !(defined(__powerpc__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)))
143#define HAVE_UTMP_UT_XTIME 1
144#endif
145
146#if defined(linux) || defined(__CYGWIN__)
147#define USE_LASTLOG
148#define HAVE_LASTLOG_H
149#define USE_STRUCT_LASTLOG
150#elif defined(BSD) && (BSD >= 199103)
151#ifdef BSD_UTMPX
152#define USE_LASTLOGX
153#elif defined(USE_SYSV_UTMP)
154#else
155#define USE_LASTLOG
156#define USE_STRUCT_LASTLOG
157#endif
158#endif
159
160#if defined(__OpenBSD__)
161#define DEFDELETE_DEL True
162#define DEF_BACKARO_ERASE True
163#define DEF_INITIAL_ERASE True
164#endif
165
166#if defined(__SCO__) || defined(__UNIXWARE__)
167#define DEFDELETE_DEL True
168#define OPT_SCO_FUNC_KEYS 1
169#endif
170
171#if defined(__SCO__) || defined(SVR4) || defined(_POSIX_SOURCE) || defined(__QNX__) || defined(__hpux) || (defined(BSD) && (BSD >= 199103)) || defined(__CYGWIN__)
172#define USE_POSIX_WAIT
173#endif
174
175#if defined(AIXV3) || defined(CRAY) || defined(__SCO__) || defined(SVR4) || (defined(SYSV) && defined(i386)) || defined(__MVS__) || defined(__hpux) || defined(__osf__) || defined(linux) || defined(macII) || defined(BSD_UTMPX)
176#define USE_SYSV_UTMP
177#endif
178
179#if defined(__GNU__) || defined(__MVS__) || defined(__osf__)
180#define USE_TTY_GROUP
181#endif
182
183#if defined(__CYGWIN__)
184#define HAVE_NCURSES_TERM_H 1
185#endif
186
187#ifdef __osf__
188#define TTY_GROUP_NAME "terminal"
189#endif
190
191#if defined(__MVS__)
192#undef ut_xstatus
193#define ut_name ut_user
194#define ut_xstatus ut_exit.ut_e_exit
195#define ut_xtime ut_tv.tv_sec
196#endif
197
198#if defined(ut_xstatus)
199#define HAVE_UTMP_UT_XSTATUS 1
200#endif
201
202#if defined(XKB)
203#define HAVE_XKB_BELL_EXT 1
204#endif
205
206#if (defined(SVR4) && !defined(__CYGWIN__)) || defined(linux) || (defined(BSD) && (BSD >= 199103))
207#define HAVE_POSIX_SAVED_IDS
208#endif
209
210#if defined(linux) || defined(__GLIBC__) || (defined(SYSV) && (defined(CRAY) || defined(macII) || defined(__hpux) || defined(__osf__) || defined(__sgi))) || !(defined(SYSV) || defined(__QNX__) || defined(VMS) || defined(__INTERIX))
211#define HAVE_INITGROUPS
212#endif
213
214#endif /* HAVE_CONFIG_H */
215
216#ifndef HAVE_X11_DECKEYSYM_H
217#define HAVE_X11_DECKEYSYM_H 1
218#endif
219
220#ifndef HAVE_X11_SUNKEYSYM_H
221#define HAVE_X11_SUNKEYSYM_H 1
222#endif
223
224#ifndef HAVE_X11_XF86KEYSYM_H
225#define HAVE_X11_XF86KEYSYM_H 0
226#endif
227
228#if defined(HAVE_X11_EXTENSIONS_XDBE_H) && defined(HAVE_XDBESWAPBUFFERS)
229#define USE_DOUBLE_BUFFER 1
230#else
231#define USE_DOUBLE_BUFFER 0
232#endif
233
234/***====================================================================***/
235
236/* if compiling with gcc -ansi -pedantic, we must fix POSIX definitions */
237#if defined(SVR4) && defined(sun)
238#ifndef __EXTENSIONS__
239#define __EXTENSIONS__ 1
240#endif
241#ifndef _POSIX_C_SOURCE
242#define _POSIX_C_SOURCE 1
243#endif
244#endif
245
246/***====================================================================***/
247
248#ifdef HAVE_STDLIB_H
249#include <stdlib.h>
250#else
251extern char *calloc();
252extern char *getenv();
253extern char *malloc();
254extern char *realloc();
255extern void exit();
256extern void free();
257#endif
258
259#ifdef HAVE_UNISTD_H
260#include <unistd.h>
261#endif
262
263#ifdef HAVE_SYS_WAIT_H
264#include <sys/wait.h>
265#endif
266
267#include <errno.h>
268#if defined(DECL_ERRNO) && !defined(errno)
269extern int errno;
270#endif
271
272#include <X11/Xlocale.h>
273
274#ifdef HAVE_STDNORETURN_H
275#include <stdnoreturn.h>
276#undef GCC_NORETURN
277#define GCC_NORETURN STDC_NORETURN
278#endif
279
280/*
281 * FIXME:  Toggling logging from xterm hangs under Linux 2.0.29 with libc5 if
282 * we use 'waitpid()', while 'wait()' seems to work properly.
283 */
284#ifdef linux
285#undef HAVE_WAITPID
286#endif
287
288#ifndef OPT_WIDE_CHARS
289#define OPT_WIDE_CHARS 0
290#endif
291
292#if OPT_WIDE_CHARS
293#define HIDDEN_CHAR 0xffff
294#endif
295
296/***====================================================================***/
297
298#define PROTO_XT_ACTIONS_ARGS \
299	(Widget w, XEvent *event, String *params, Cardinal *num_params)
300
301#define PROTO_XT_CALLBACK_ARGS \
302	(Widget gw, XtPointer closure, XtPointer data)
303
304#define PROTO_XT_CVT_SELECT_ARGS \
305	(Widget w, Atom *selection, Atom *target, Atom *type, XtPointer *value, unsigned long *length, int *format)
306
307#define PROTO_XT_EV_HANDLER_ARGS \
308	(Widget w, XtPointer closure, XEvent *event, Boolean *cont)
309
310#define PROTO_XT_SEL_CB_ARGS \
311	(Widget w, XtPointer client_data, Atom *selection, Atom *type, XtPointer value, unsigned long *length, int *format)
312
313#include <ptyx.h>
314
315/***====================================================================***/
316
317#ifndef GCC_PRINTFLIKE
318#ifdef _X_ATTRIBUTE_PRINTF
319#define GCC_PRINTFLIKE(f,n)	_X_ATTRIBUTE_PRINTF(f,n)
320#else
321#define GCC_PRINTFLIKE(f,n)	/* nothing */
322#endif
323#endif
324
325#ifndef GCC_UNUSED
326#ifdef _X_UNUSED
327#define GCC_UNUSED		_X_UNUSED
328#else
329#define GCC_UNUSED		/* nothing */
330#endif
331#endif
332
333#ifndef GCC_NORETURN
334#ifdef _X_NORETURN
335#define GCC_NORETURN		_X_NORETURN
336#else
337#define GCC_NORETURN		/* nothing */
338#endif
339#endif
340
341/***====================================================================***/
342
343#if defined(__GNUC__) && defined(_FORTIFY_SOURCE)
344#define USE_IGNORE_RC
345#define IGNORE_RC(func) ignore_unused = (int) func
346#else
347#define IGNORE_RC(func) (void) func
348#endif /* gcc workarounds */
349#if (XtSpecificationRelease >= 6) && !defined(NO_XPOLL_H) && !defined(sun)
350#include <X11/Xpoll.h>
351#define USE_XPOLL_H 1
352#else
353#define Select(n,r,w,e,t) select(n,(fd_set*)r,(fd_set*)w,(fd_set*)e,(struct timeval *)t)
354#define XFD_COPYSET(src,dst) memcpy((dst)->fds_bits, (src)->fds_bits, sizeof(fd_set))
355#if defined(__MVS__) && !defined(TIME_WITH_SYS_TIME)
356#define TIME_WITH_SYS_TIME
357#endif
358#endif
359
360#ifdef TIME_WITH_SYS_TIME
361# include <sys/time.h>
362# include <time.h>
363#else
364# ifdef HAVE_SYS_TIME_H
365#  include <sys/time.h>
366# else
367#  include <time.h>
368# endif
369#endif
370
371/* these may be needed for sig_atomic_t */
372#include <sys/types.h>
373#include <signal.h>
374
375#ifdef USE_SYS_SELECT_H
376
377#if defined(USE_XPOLL_H) && defined(AIXV3) && defined(NFDBITS)
378#undef NFDBITS			/* conflict between X11/Xpoll.h and sys/select.h */
379#endif
380
381#include <sys/select.h>
382
383#endif /* USE_SYS_SELECT_H */
384
385#include <setjmp.h>
386
387#if !defined(VMS) && !(defined(linux) && defined(__USE_GNU)) && !defined(__hpux) && !defined(_ALL_SOURCE) && !defined(__osf__)
388extern char **environ;
389#endif
390
391#ifndef _Xconst
392#define _Xconst const		/* Solaris 7 workaround */
393#endif /* _Xconst */
394
395#define XK_Fn(n)	(XK_F1 + (n) - 1)
396
397#define Maybe		2
398
399#define ALLOC_STRING(name) \
400	if (name != 0) \
401	    name = x_strdup(name)
402#define FREE_STRING(name) \
403	    free_string(name)
404
405/* strftime format and length of the result */
406#define FMT_TIMESTAMP ".%Y.%m.%d.%H.%M.%S"
407#define LEN_TIMESTAMP sizeof(".YYYY.MM.DD.hh.mm.ss")
408
409/***====================================================================***/
410
411#if OPT_TRACE
412#undef NDEBUG			/* turn on assert's */
413#else
414#ifndef NDEBUG
415#define NDEBUG			/* not debugging, don't do assert's */
416#endif
417#endif
418
419#include <trace.h>
420
421#if OPT_TRACE && !defined(DEBUG)
422#define DEBUG 1
423#endif
424
425#ifdef DEBUG
426#define if_DEBUG(code) if(debug) code
427#else
428#define if_DEBUG(code) /*nothing*/
429#endif
430
431#define DEBUG_MSG(text) if_DEBUG({ IGNORE_RC(write(2, text, sizeof(text) - 1)); })
432
433/***====================================================================***/
434
435#define XtNallowBoldFonts	"allowBoldFonts"
436#define XtNallowC1Printable	"allowC1Printable"
437#define XtNallowColorOps	"allowColorOps"
438#define XtNallowFontOps		"allowFontOps"
439#define XtNallowMouseOps	"allowMouseOps"
440#define XtNallowPasteControls	"allowPasteControls"
441#define XtNallowScrollLock	"allowScrollLock"
442#define XtNallowSendEvents	"allowSendEvents"
443#define XtNallowTcapOps		"allowTcapOps"
444#define XtNallowTitleOps	"allowTitleOps"
445#define XtNallowWindowOps	"allowWindowOps"
446#define XtNaltIsNotMeta		"altIsNotMeta"
447#define XtNaltSendsEscape	"altSendsEscape"
448#define XtNalternateScroll	"alternateScroll"
449#define XtNalwaysBoldMode	"alwaysBoldMode"
450#define XtNalwaysHighlight	"alwaysHighlight"
451#define XtNalwaysUseMods	"alwaysUseMods"
452#define XtNanswerbackString	"answerbackString"
453#define XtNappcursorDefault	"appcursorDefault"
454#define XtNappkeypadDefault	"appkeypadDefault"
455#define XtNassumeAllChars	"assumeAllChars"
456#define XtNautoWrap		"autoWrap"
457#define XtNawaitInput		"awaitInput"
458#define XtNbackarrowKey		"backarrowKey"
459#define XtNbellIsUrgent		"bellIsUrgent"
460#define XtNbellOnReset		"bellOnReset"
461#define XtNbellSuppressTime	"bellSuppressTime"
462#define XtNboldColors		"boldColors"
463#define XtNboldFont		"boldFont"
464#define XtNboldMode		"boldMode"
465#define XtNbrokenLinuxOSC	"brokenLinuxOSC"
466#define XtNbrokenSelections	"brokenSelections"
467#define XtNbrokenStringTerm	"brokenStringTerm"
468#define XtNbuffered		"buffered"
469#define XtNbufferedFPS		"bufferedFPS"
470#define XtNc132			"c132"
471#define XtNcacheDoublesize	"cacheDoublesize"
472#define XtNcdXtraScroll		"cdXtraScroll"
473#define XtNcharClass		"charClass"
474#define XtNchecksumExtension	"checksumExtension"
475#define XtNcjkWidth		"cjkWidth"
476#define XtNcolorAttrMode	"colorAttrMode"
477#define XtNcolorBDMode		"colorBDMode"
478#define XtNcolorBLMode		"colorBLMode"
479#define XtNcolorITMode		"colorITMode"
480#define XtNcolorInnerBorder	"colorInnerBorder"
481#define XtNcolorMode		"colorMode"
482#define XtNcolorRVMode		"colorRVMode"
483#define XtNcolorULMode		"colorULMode"
484#define XtNcombiningChars	"combiningChars"
485#define XtNctrlFKeys		"ctrlFKeys"
486#define XtNcurses		"curses"
487#define XtNcursorBlink		"cursorBlink"
488#define XtNcursorBlinkXOR	"cursorBlinkXOR"
489#define XtNcursorColor		"cursorColor"
490#define XtNcursorOffTime	"cursorOffTime"
491#define XtNcursorOnTime		"cursorOnTime"
492#define XtNcursorUnderLine	"cursorUnderLine"
493#define XtNcutNewline		"cutNewline"
494#define XtNcutToBeginningOfLine	"cutToBeginningOfLine"
495#define XtNdecGraphicsID	"decGraphicsID"
496#define XtNdecTerminalID	"decTerminalID"
497#define XtNdefaultString	"defaultString"
498#define XtNdeleteIsDEL		"deleteIsDEL"
499#define XtNdirectColor		"directColor"
500#define XtNdisallowedColorOps	"disallowedColorOps"
501#define XtNdisallowedFontOps	"disallowedFontOps"
502#define XtNdisallowedMouseOps	"disallowedMouseOps"
503#define XtNdisallowedPasteControls "disallowedPasteControls"
504#define XtNdisallowedTcapOps	"disallowedTcapOps"
505#define XtNdisallowedWindowOps	"disallowedWindowOps"
506#define XtNdynamicColors	"dynamicColors"
507#define XtNeightBitControl	"eightBitControl"
508#define XtNeightBitInput	"eightBitInput"
509#define XtNeightBitMeta		"eightBitMeta"
510#define XtNeightBitOutput	"eightBitOutput"
511#define XtNeightBitSelectTypes	"eightBitSelectTypes"
512#define XtNeraseSavedLines	"eraseSavedLines"
513#define XtNfaceName		"faceName"
514#define XtNfaceNameDoublesize	"faceNameDoublesize"
515#define XtNfaceSize		"faceSize"
516#define XtNfastScroll		"fastScroll"
517#define XtNfont1		"font1"
518#define XtNfont2		"font2"
519#define XtNfont3		"font3"
520#define XtNfont4		"font4"
521#define XtNfont5		"font5"
522#define XtNfont6		"font6"
523#define XtNfont7		"font7"
524#define XtNfontDoublesize	"fontDoublesize"
525#define XtNfontWarnings		"fontWarnings"
526#define XtNforceBoxChars	"forceBoxChars"
527#define XtNforcePackedFont	"forcePackedFont"
528#define XtNforceXftHeight	"forceXftHeight"
529#define XtNformatOtherKeys	"formatOtherKeys"
530#define XtNfreeBoldBox		"freeBoldBox"
531#define XtNfullscreen		"fullscreen"
532#define XtNhighlightColor	"highlightColor"
533#define XtNhighlightColorMode	"highlightColorMode"
534#define XtNhighlightReverse	"highlightReverse"
535#define XtNhighlightSelection	"highlightSelection"
536#define XtNhighlightTextColor	"highlightTextColor"
537#define XtNhpLowerleftBugCompat	"hpLowerleftBugCompat"
538#define XtNi18nSelections	"i18nSelections"
539#define XtNiconHint		"iconHint"
540#define XtNinitialFont		"initialFont"
541#define XtNinternalBorder	"internalBorder"
542#define XtNitalicULMode		"italicULMode"
543#define XtNjumpScroll		"jumpScroll"
544#define XtNkeepClipboard	"keepClipboard"
545#define XtNkeepSelection	"keepSelection"
546#define XtNkeyboardDialect	"keyboardDialect"
547#define XtNlimitFontsets	"limitFontsets"
548#define XtNlimitResize		"limitResize"
549#define XtNlimitResponse	"limitResponse"
550#define XtNlocale		"locale"
551#define XtNlocaleFilter		"localeFilter"
552#define XtNlogFile		"logFile"
553#define XtNlogInhibit		"logInhibit"
554#define XtNlogging		"logging"
555#define XtNloginShell		"loginShell"
556#define XtNmarginBell		"marginBell"
557#define XtNmaxGraphicSize	"maxGraphicSize"
558#define XtNmaximized		"maximized"
559#define XtNmenuBar		"menuBar"	/* internal */
560#define XtNmenuHeight		"menuHeight"
561#define XtNmetaSendsEscape	"metaSendsEscape"
562#define XtNmkSamplePass		"mkSamplePass"
563#define XtNmkSampleSize		"mkSampleSize"
564#define XtNmkWidth		"mkWidth"
565#define XtNmodifyCursorKeys	"modifyCursorKeys"
566#define XtNmodifyFunctionKeys	"modifyFunctionKeys"
567#define XtNmodifyKeyboard	"modifyKeyboard"
568#define XtNmodifyKeypadKeys	"modifyKeypadKeys"
569#define XtNmodifyOtherKeys	"modifyOtherKeys"
570#define XtNmodifyStringKeys	"modifyStringKeys"
571#define XtNmultiClickTime	"multiClickTime"
572#define XtNmultiScroll		"multiScroll"
573#define XtNnMarginBell		"nMarginBell"
574#define XtNnextEventDelay	"nextEventDelay"
575#define XtNnumColorRegisters	"numColorRegisters"
576#define XtNnumLock		"numLock"
577#define XtNoldXtermFKeys	"oldXtermFKeys"
578#define XtNpointerColor		"pointerColor"
579#define XtNpointerColorBackground "pointerColorBackground"
580#define XtNpointerFont		"pointerFont"
581#define XtNpointerMode		"pointerMode"
582#define XtNpointerShape		"pointerShape"
583#define XtNpopOnBell		"popOnBell"
584#define XtNprecompose		"precompose"
585#define XtNprintAttributes	"printAttributes"
586#define XtNprinterAutoClose	"printerAutoClose"
587#define XtNprinterCommand	"printerCommand"
588#define XtNprinterControlMode	"printerControlMode"
589#define XtNprinterExtent	"printerExtent"
590#define XtNprinterFormFeed	"printerFormFeed"
591#define XtNprinterNewLine	"printerNewLine"
592#define XtNprivateColorRegisters "privateColorRegisters"
593#define XtNquietGrab		"quietGrab"
594#define XtNregisDefaultFont	"regisDefaultFont"
595#define XtNregisScreenSize	"regisScreenSize"
596#define XtNrenderFont		"renderFont"
597#define XtNresizeByPixel	"resizeByPixel"
598#define XtNresizeGravity	"resizeGravity"
599#define XtNretryInputMethod	"retryInputMethod"
600#define XtNreverseWrap		"reverseWrap"
601#define XtNrightScrollBar	"rightScrollBar"
602#define XtNsaveLines		"saveLines"
603#define XtNscaleHeight		"scaleHeight"
604#define XtNscrollBar		"scrollBar"
605#define XtNscrollBarBorder	"scrollBarBorder"
606#define XtNscrollKey		"scrollKey"
607#define XtNscrollLines		"scrollLines"
608#define XtNscrollTtyOutput	"scrollTtyOutput"
609#define XtNselectToClipboard	"selectToClipboard"
610#define XtNshiftEscape		"shiftEscape"
611#define XtNshiftFonts		"shiftFonts"
612#define XtNshowBlinkAsBold	"showBlinkAsBold"
613#define XtNshowMissingGlyphs	"showMissingGlyphs"
614#define XtNshowWrapMarks	"showWrapMarks"
615#define XtNsignalInhibit	"signalInhibit"
616#define XtNsixelScrolling	"sixelScrolling"
617#define XtNsixelScrollsRight	"sixelScrollsRight"
618#define XtNtekGeometry		"tekGeometry"
619#define XtNtekInhibit		"tekInhibit"
620#define XtNtekSmall		"tekSmall"
621#define XtNtekStartup		"tekStartup"
622#define XtNtiXtraScroll		"tiXtraScroll"
623#define XtNtiteInhibit		"titeInhibit"
624#define XtNtitleModes		"titleModes"
625#define XtNtoolBar		"toolBar"
626#define XtNtrimSelection	"trimSelection"
627#define XtNunderLine		"underLine"
628#define XtNuseBorderClipping	"useBorderClipping"
629#define XtNuseClipping		"useClipping"
630#define XtNutf8			"utf8"
631#define XtNutf8Fonts		"utf8Fonts"
632#define XtNutf8Latin1		"utf8Latin1"
633#define XtNutf8SelectTypes	"utf8SelectTypes"
634#define XtNutf8Title		"utf8Title"
635#define XtNutf8Weblike		"utf8Weblike"
636#define XtNveryBoldColors	"veryBoldColors"
637#define XtNvisualBell		"visualBell"
638#define XtNvisualBellDelay	"visualBellDelay"
639#define XtNvisualBellLine	"visualBellLine"
640#define XtNvt100Graphics	"vt100Graphics"
641#define XtNwideBoldFont		"wideBoldFont"
642#define XtNwideChars		"wideChars"
643#define XtNwideFont		"wideFont"
644#define XtNximFont		"ximFont"
645#define XtNxmcAttributes	"xmcAttributes"	/* ncurses-testing */
646#define XtNxmcGlitch		"xmcGlitch"	/* ncurses-testing */
647#define XtNxmcInline		"xmcInline"	/* ncurses-testing */
648#define XtNxmcMoveSGR		"xmcMoveSGR"	/* ncurses-testing */
649
650#define XtCAllowBoldFonts	"AllowBoldFonts"
651#define XtCAllowC1Printable	"AllowC1Printable"
652#define XtCAllowColorOps	"AllowColorOps"
653#define XtCAllowFontOps		"AllowFontOps"
654#define XtCAllowMouseOps	"AllowMouseOps"
655#define XtCAllowPasteControls	"AllowPasteControls"
656#define XtCAllowScrollLock	"AllowScrollLock"
657#define XtCAllowSendEvents	"AllowSendEvents"
658#define XtCAllowTcapOps		"AllowTcapOps"
659#define XtCAllowTitleOps	"AllowTitleOps"
660#define XtCAllowWindowOps	"AllowWindowOps"
661#define XtCAltIsNotMeta		"AltIsNotMeta"
662#define XtCAltSendsEscape	"AltSendsEscape"
663#define XtCAlwaysBoldMode	"AlwaysBoldMode"
664#define XtCAlwaysHighlight	"AlwaysHighlight"
665#define XtCAlwaysUseMods	"AlwaysUseMods"
666#define XtCAnswerbackString	"AnswerbackString"
667#define XtCAppcursorDefault	"AppcursorDefault"
668#define XtCAppkeypadDefault	"AppkeypadDefault"
669#define XtCAssumeAllChars	"AssumeAllChars"
670#define XtCAutoWrap		"AutoWrap"
671#define XtCAwaitInput		"AwaitInput"
672#define XtCBackarrowKey		"BackarrowKey"
673#define XtCBellIsUrgent		"BellIsUrgent"
674#define XtCBellOnReset		"BellOnReset"
675#define XtCBellSuppressTime	"BellSuppressTime"
676#define XtCBoldFont		"BoldFont"
677#define XtCBoldMode		"BoldMode"
678#define XtCBrokenLinuxOSC	"BrokenLinuxOSC"
679#define XtCBrokenSelections	"BrokenSelections"
680#define XtCBrokenStringTerm	"BrokenStringTerm"
681#define XtCBuffered		"Buffered"
682#define XtCBufferedFPS		"BufferedFPS"
683#define XtCC132			"C132"
684#define XtCCacheDoublesize	"CacheDoublesize"
685#define XtCCdXtraScroll		"CdXtraScroll"
686#define XtCCharClass		"CharClass"
687#define XtCChecksumExtension	"ChecksumExtension"
688#define XtCCjkWidth		"CjkWidth"
689#define XtCColorAttrMode	"ColorAttrMode"
690#define XtCColorInnerBorder	"ColorInnerBorder"
691#define XtCColorMode		"ColorMode"
692#define XtCColumn		"Column"
693#define XtCCombiningChars	"CombiningChars"
694#define XtCCtrlFKeys		"CtrlFKeys"
695#define XtCCurses		"Curses"
696#define XtCCursorBlink		"CursorBlink"
697#define XtCCursorBlinkXOR	"CursorBlinkXOR"
698#define XtCCursorOffTime	"CursorOffTime"
699#define XtCCursorOnTime		"CursorOnTime"
700#define XtCCursorUnderLine	"CursorUnderLine"
701#define XtCCutNewline		"CutNewline"
702#define XtCCutToBeginningOfLine	"CutToBeginningOfLine"
703#define XtCDecGraphicsID	"DecGraphicsID"
704#define XtCDecTerminalID	"DecTerminalID"
705#define XtCDefaultString	"DefaultString"
706#define XtCDeleteIsDEL		"DeleteIsDEL"
707#define XtCDirectColor		"DirectColor"
708#define XtCDisallowedColorOps	"DisallowedColorOps"
709#define XtCDisallowedFontOps	"DisallowedFontOps"
710#define XtCDisallowedMouseOps	"DisallowedMouseOps"
711#define XtCDisallowedPasteControls "DisallowedPasteControls"
712#define XtCDisallowedTcapOps	"DisallowedTcapOps"
713#define XtCDisallowedWindowOps	"DisallowedWindowOps"
714#define XtCDynamicColors	"DynamicColors"
715#define XtCEightBitControl	"EightBitControl"
716#define XtCEightBitInput	"EightBitInput"
717#define XtCEightBitMeta		"EightBitMeta"
718#define XtCEightBitOutput	"EightBitOutput"
719#define XtCEightBitSelectTypes	"EightBitSelectTypes"
720#define XtCEraseSavedLines	"EraseSavedLines"
721#define XtCFaceName		"FaceName"
722#define XtCFaceNameDoublesize	"FaceNameDoublesize"
723#define XtCFaceSize		"FaceSize"
724#define XtCFastScroll		"FastScroll"
725#define XtCFont1		"Font1"
726#define XtCFont2		"Font2"
727#define XtCFont3		"Font3"
728#define XtCFont4		"Font4"
729#define XtCFont5		"Font5"
730#define XtCFont6		"Font6"
731#define XtCFont7		"Font7"
732#define XtCFontDoublesize	"FontDoublesize"
733#define XtCFontWarnings		"FontWarnings"
734#define XtCForceBoxChars	"ForceBoxChars"
735#define XtCForcePackedFont	"ForcePackedFont"
736#define XtCForceXftHeight	"ForceXftHeight"
737#define XtCFormatOtherKeys	"FormatOtherKeys"
738#define XtCFreeBoldBox		"FreeBoldBox"
739#define XtCFullscreen		"Fullscreen"
740#define XtCHighlightColorMode	"HighlightColorMode"
741#define XtCHighlightReverse	"HighlightReverse"
742#define XtCHighlightSelection	"HighlightSelection"
743#define XtCHpLowerleftBugCompat	"HpLowerleftBugCompat"
744#define XtCI18nSelections	"I18nSelections"
745#define XtCIconHint		"IconHint"
746#define XtCInitialFont		"InitialFont"
747#define XtCJumpScroll		"JumpScroll"
748#define XtCKeepClipboard	"KeepClipboard"
749#define XtCKeepSelection	"KeepSelection"
750#define XtCKeyboardDialect	"KeyboardDialect"
751#define XtCLimitFontsets	"LimitFontsets"
752#define XtCLimitResize		"LimitResize"
753#define XtCLimitResponse	"LimitResponse"
754#define XtCLocale		"Locale"
755#define XtCLocaleFilter		"LocaleFilter"
756#define XtCLogInhibit		"LogInhibit"
757#define XtCLogfile		"Logfile"
758#define XtCLogging		"Logging"
759#define XtCLoginShell		"LoginShell"
760#define XtCMarginBell		"MarginBell"
761#define XtCMaxGraphicSize	"MaxGraphicSize"
762#define XtCMaximized		"Maximized"
763#define XtCMenuBar		"MenuBar"	/* internal */
764#define XtCMenuHeight		"MenuHeight"
765#define XtCMetaSendsEscape	"MetaSendsEscape"
766#define XtCMkSamplePass		"MkSamplePass"
767#define XtCMkSampleSize		"MkSampleSize"
768#define XtCMkWidth		"MkWidth"
769#define XtCModifyCursorKeys	"ModifyCursorKeys"
770#define XtCModifyFunctionKeys	"ModifyFunctionKeys"
771#define XtCModifyKeyboard	"ModifyKeyboard"
772#define XtCModifyKeypadKeys	"ModifyKeypadKeys"
773#define XtCModifyOtherKeys	"ModifyOtherKeys"
774#define XtCModifyStringKeys	"ModifyStringKeys"
775#define XtCMultiClickTime	"MultiClickTime"
776#define XtCMultiScroll		"MultiScroll"
777#define XtCNextEventDelay	"NextEventDelay"
778#define XtCNumColorRegisters	"NumColorRegisters"
779#define XtCNumLock		"NumLock"
780#define XtCOldXtermFKeys	"OldXtermFKeys"
781#define XtCPointerFont		"PointerFont"
782#define XtCPointerMode		"PointerMode"
783#define XtCPopOnBell		"PopOnBell"
784#define XtCPrecompose		"Precompose"
785#define XtCPrintAttributes	"PrintAttributes"
786#define XtCPrinterAutoClose	"PrinterAutoClose"
787#define XtCPrinterCommand	"PrinterCommand"
788#define XtCPrinterControlMode	"PrinterControlMode"
789#define XtCPrinterExtent	"PrinterExtent"
790#define XtCPrinterFormFeed	"PrinterFormFeed"
791#define XtCPrinterNewLine	"PrinterNewLine"
792#define XtCPrivateColorRegisters "PrivateColorRegisters"
793#define XtCQuietGrab		"QuietGrab"
794#define XtCRegisDefaultFont	"RegisDefaultFont"
795#define XtCRegisScreenSize	"RegisScreenSize"
796#define XtCRenderFont		"RenderFont"
797#define XtCResizeByPixel	"ResizeByPixel"
798#define XtCResizeGravity	"ResizeGravity"
799#define XtCRetryInputMethod	"RetryInputMethod"
800#define XtCReverseWrap		"ReverseWrap"
801#define XtCRightScrollBar	"RightScrollBar"
802#define XtCSaveLines		"SaveLines"
803#define XtCScaleHeight		"ScaleHeight"
804#define XtCScrollBar		"ScrollBar"
805#define XtCScrollBarBorder	"ScrollBarBorder"
806#define XtCScrollCond		"ScrollCond"
807#define XtCScrollLines		"ScrollLines"
808#define XtCSelectToClipboard	"SelectToClipboard"
809#define XtCShiftEscape		"ShiftEscape"
810#define XtCShiftFonts		"ShiftFonts"
811#define XtCShowBlinkAsBold	"ShowBlinkAsBold"
812#define XtCShowMissingGlyphs	"ShowMissingGlyphs"
813#define XtCShowWrapMarks	"ShowWrapMarks"
814#define XtCSignalInhibit	"SignalInhibit"
815#define XtCSixelScrolling	"SixelScrolling"
816#define XtCSixelScrollsRight	"SixelScrollsRight"
817#define XtCTekInhibit		"TekInhibit"
818#define XtCTekSmall		"TekSmall"
819#define XtCTekStartup		"TekStartup"
820#define XtCTiXtraScroll		"TiXtraScroll"
821#define XtCTiteInhibit		"TiteInhibit"
822#define XtCTitleModes		"TitleModes"
823#define XtCToolBar		"ToolBar"
824#define XtCTrimSelection	"TrimSelection"
825#define XtCUnderLine		"UnderLine"
826#define XtCUseBorderClipping	"UseBorderClipping"
827#define XtCUseClipping		"UseClipping"
828#define XtCUtf8			"Utf8"
829#define XtCUtf8Fonts		"Utf8Fonts"
830#define XtCUtf8Latin1		"Utf8Latin1"
831#define XtCUtf8SelectTypes	"Utf8SelectTypes"
832#define XtCUtf8Title		"Utf8Title"
833#define XtCUtf8Weblike		"Utf8Weblike"
834#define XtCVT100Graphics	"VT100Graphics"
835#define XtCVeryBoldColors	"VeryBoldColors"
836#define XtCVisualBell		"VisualBell"
837#define XtCVisualBellDelay	"VisualBellDelay"
838#define XtCVisualBellLine	"VisualBellLine"
839#define XtCWideBoldFont		"WideBoldFont"
840#define XtCWideChars		"WideChars"
841#define XtCWideFont		"WideFont"
842#define XtCXimFont		"XimFont"
843#define XtCXmcAttributes	"XmcAttributes"	/* ncurses-testing */
844#define XtCXmcGlitch		"XmcGlitch"	/* ncurses-testing */
845#define XtCXmcInline		"XmcInline"	/* ncurses-testing */
846#define XtCXmcMoveSGR		"XmcMoveSGR"	/* ncurses-testing */
847
848#if defined(NO_ACTIVE_ICON) && !defined(XtNgeometry)
849#define XtNgeometry		"geometry"
850#define XtCGeometry		"Geometry"
851#endif
852
853#if OPT_COLOR_CLASS
854#define XtCCursorColor		"CursorColor"
855#define XtCPointerColor		"PointerColor"
856#define XtCHighlightColor	"HighlightColor"
857#define XtCHighlightTextColor	"HighlightTextColor"
858#else
859#define XtCCursorColor		XtCForeground
860#define XtCPointerColor		XtCForeground
861#define XtCHighlightColor	XtCForeground
862#define XtCHighlightTextColor	XtCBackground
863#endif
864
865/***====================================================================***/
866
867#ifdef __cplusplus
868extern "C" {
869#endif
870
871struct XTERM_RESOURCE;
872
873/* Tekproc.c */
874#if OPT_TEK4014
875extern TekWidget getTekWidget(Widget /* w */);
876extern int TekGetFontSize (const char * /* param */);
877extern int TekInit (void);
878extern void ChangeTekColors (TekWidget /* tw */, TScreen * /* screen */, ScrnColors * /* pNew */);
879extern void HandleGINInput             PROTO_XT_ACTIONS_ARGS;
880extern void TCursorToggle (TekWidget /* tw */, int /* toggle */);
881extern void TekCopy (TekWidget /* tw */);
882extern void TekEnqMouse (TekWidget /* tw */, int /* c */);
883extern void TekExpose (Widget  /* w */, XEvent * /* event */, Region  /* region */);
884extern void TekGINoff (TekWidget /* tw */);
885extern void TekRefresh (TekWidget /* tw */);
886extern void TekRepaint (TekWidget /* xw */);
887extern void TekReverseVideo (XtermWidget /* xw */, TekWidget /* tw */);
888extern void TekRun (void);
889extern void TekSetFontSize (TekWidget /* tw */, Bool /* fromMenu */, int  /* newitem */);
890extern void TekSetWinSize (TekWidget /* tw */);
891extern void TekSimulatePageButton (TekWidget /* tw */, Bool /* reset */);
892#endif
893
894/* button.c */
895#define	MotionOff( s, t ) if (!(screen->hide_pointer)) {		\
896	    (s)->event_mask |= ButtonMotionMask;			\
897	    (s)->event_mask &= ~PointerMotionMask;			\
898	    XSelectInput(XtDisplay((t)), XtWindow((t)), (long) (s)->event_mask); }
899
900#define	MotionOn( s, t ) {						\
901	    (s)->event_mask &= ~ButtonMotionMask;			\
902	    (s)->event_mask |= PointerMotionMask;			\
903	    XSelectInput(XtDisplay((t)), XtWindow((t)), (long) (s)->event_mask); }
904
905extern Bool SendMousePosition (XtermWidget  /* w */, XEvent*  /* event */);
906extern XtermMouseModes okSendMousePos(XtermWidget /* xw */);
907extern void DiredButton                PROTO_XT_ACTIONS_ARGS;
908extern void DisownSelection (XtermWidget  /* xw */);
909extern void UnhiliteSelection (XtermWidget  /* xw */);
910extern void HandleCopySelection        PROTO_XT_ACTIONS_ARGS;
911extern void HandleInsertSelection      PROTO_XT_ACTIONS_ARGS;
912extern void HandleKeyboardSelectEnd    PROTO_XT_ACTIONS_ARGS;
913extern void HandleKeyboardSelectExtend PROTO_XT_ACTIONS_ARGS;
914extern void HandleKeyboardSelectStart  PROTO_XT_ACTIONS_ARGS;
915extern void HandleKeyboardStartExtend  PROTO_XT_ACTIONS_ARGS;
916extern void HandlePointerMotion        PROTO_XT_ACTIONS_ARGS;
917extern void HandlePointerButton        PROTO_XT_ACTIONS_ARGS;
918extern void HandleSelectEnd            PROTO_XT_ACTIONS_ARGS;
919extern void HandleSelectExtend         PROTO_XT_ACTIONS_ARGS;
920extern void HandleSelectSet            PROTO_XT_ACTIONS_ARGS;
921extern void HandleSelectStart          PROTO_XT_ACTIONS_ARGS;
922extern void HandleStartExtend          PROTO_XT_ACTIONS_ARGS;
923extern void ResizeSelection (TScreen * /* screen */, int  /* rows */, int  /* cols */);
924extern void ScrollSelection (TScreen * /* screen */, int  /* amount */,  Bool /* always */);
925extern void TrackMouse (XtermWidget /* xw */, int /* func */, CELL * /* start */, int /* firstrow */, int /* lastrow */);
926extern void ViButton                   PROTO_XT_ACTIONS_ARGS;
927
928extern void UnmapSelections (XtermWidget /* xw */);
929extern int xtermUtf8ToTextList (XtermWidget /* xw */, XTextProperty * /* text_prop */, char *** /* text_list */, int * /* text_list_count */);
930extern void xtermButtonInit (XtermWidget /* xw */);
931
932#if OPT_DEC_LOCATOR
933extern void GetLocatorPosition (XtermWidget  /* w */);
934extern void InitLocatorFilter (XtermWidget  /* w */);
935#endif	/* OPT_DEC_LOCATOR */
936
937#if OPT_FOCUS_EVENT
938extern void SendFocusButton(XtermWidget /* xw */, XFocusChangeEvent * /* event */);
939#else
940#define SendFocusBotton(xw, event) /* nothing */
941#endif
942
943#if OPT_PASTE64
944extern void AppendToSelectionBuffer (TScreen * /* screen */, unsigned  /* c */, String /* selection */);
945extern void ClearSelectionBuffer (TScreen * /* screen */, String /* selection */);
946extern void CompleteSelection (XtermWidget  /* xw */, String * /* args */, Cardinal  /* len */);
947extern void xtermGetSelection (Widget  /* w */, Time  /* ev_time */, String * /* params */, Cardinal  /* num_params */, Atom * /* targets */);
948#endif
949
950#if OPT_READLINE
951extern void ReadLineButton             PROTO_XT_ACTIONS_ARGS;
952#endif
953
954#if OPT_REPORT_CCLASS
955extern void report_char_class(XtermWidget);
956#endif
957
958#define IsLatin1(n)  (((n) >= 32 && (n) <= 126) || ((n) >= 160 && (n) <= 255))
959
960#if OPT_WIDE_CHARS
961#define WideCells(n) (((IChar)(n) >= first_widechar) ? my_wcwidth((wchar_t) (n)) : 1)
962#define isWideFrg(n) (((n) == HIDDEN_CHAR) || (WideCells((n)) == 2))
963#define isWide(n)    (((IChar)(n) >= first_widechar) && isWideFrg(n))
964#define CharWidth(n) (((n) < 256) ? (IsLatin1(n) ? 1 : 0) : my_wcwidth((wchar_t) (n)))
965#else
966#define WideCells(n) 1
967#define CharWidth(n) (IsLatin1(n) ? 1 : 0)
968#endif
969
970/* cachedCgs.c */
971extern CgsEnum getCgsId(XtermWidget /*xw*/, VTwin * /*cgsWin*/, GC /*gc*/);
972extern GC freeCgs(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/);
973extern GC getCgsGC(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/);
974extern Pixel getCgsBack(XtermWidget /*xw*/, VTwin * /*cgsWin*/, GC /*gc*/);
975extern Pixel getCgsFore(XtermWidget /*xw*/, VTwin * /*cgsWin*/, GC /*gc*/);
976extern XTermFonts * getCgsFont(XtermWidget /*xw*/, VTwin * /*cgsWin*/, GC /*gc*/);
977extern void clrCgsFonts(XtermWidget /*xw*/, VTwin * /*cgsWin*/, XTermFonts * /*font*/);
978extern void copyCgs(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*dstCgsId*/, CgsEnum /*srcCgsId*/);
979extern void redoCgs(XtermWidget /*xw*/, Pixel /*fg*/, Pixel /*bg*/, CgsEnum /*cgsId*/);
980extern void setCgsBack(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, Pixel /*bg*/);
981extern void setCgsCSet(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, unsigned /*cset*/);
982extern void setCgsFont(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, XTermFonts * /*font*/);
983extern void setCgsFont2(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, XTermFonts * /*font*/, unsigned /*which*/);
984extern void setCgsFore(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, Pixel /*fg*/);
985extern void swapCgs(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*dstCgsId*/, CgsEnum /*srcCgsId*/);
986
987#ifdef NO_LEAKS
988extern void noleaks_cachedCgs (XtermWidget /* xw */);
989#endif
990
991/* charproc.c */
992extern Bool CheckBufPtrs (TScreen * /* screen */);
993extern Bool set_cursor_gcs (XtermWidget /* xw */);
994extern char * vt100ResourceToString (XtermWidget /* xw */, const char * /* name */);
995extern int VTInit (XtermWidget /* xw */);
996extern void FindFontSelection (XtermWidget /* xw */, const char * /* atom_name */, Bool  /* justprobe */);
997extern void HideCursor (XtermWidget /* xw */);
998extern void RestartBlinking(XtermWidget /* xw */);
999extern void ShowCursor (XtermWidget /* xw */);
1000extern void SwitchBufPtrs (TScreen * /* screen */, int /* toBuf */);
1001extern void ToggleAlternate (XtermWidget /* xw */);
1002extern void VTInitTranslations (void);
1003extern GCC_NORETURN void VTReset (XtermWidget /* xw */, int /* full */, int /* saved */);
1004extern void VTRun (XtermWidget /* xw */);
1005extern void dotext (XtermWidget /* xw */, DECNRCM_codes /* charset */, IChar * /* buf */, Cardinal  /* len */);
1006extern void getKeymapResources(Widget /* w */, const char * /*mapName */, const char * /* mapClass */, const char * /* type */, void * /* result */, size_t /* size */);
1007extern void initBorderGC (XtermWidget /* xw */, VTwin * /* win */);
1008extern void lookupSelectUnit(XtermWidget /* xw */, Cardinal /* item */, String /* value */);
1009extern void releaseCursorGCs(XtermWidget /*xw*/);
1010extern void releaseWindowGCs(XtermWidget /*xw*/, VTwin * /*win*/);
1011extern void resetCharsets (TScreen * /* screen */);
1012extern void resetMargins (XtermWidget /* xw */);
1013extern void restoreCharsets (TScreen * /* screen */, DECNRCM_codes * /* source */);
1014extern void saveCharsets (TScreen * /* screen */, DECNRCM_codes * /* target */);
1015extern void set_max_col(TScreen *  /* screen */, int  /* cols */);
1016extern void set_max_row(TScreen *  /* screen */, int  /* rows */);
1017extern void unparse_end (XtermWidget /* xw */);
1018extern void unparseputc (XtermWidget /* xw */, int  /* c */);
1019extern void unparseputc1 (XtermWidget /* xw */, int  /* c */);
1020extern void unparseputn (XtermWidget /* xw */, unsigned /* n */);
1021extern void unparseputs (XtermWidget /* xw */, const char * /* s */);
1022extern void unparseseq (XtermWidget /* xw */, ANSI * /* ap */);
1023extern void v_write (int  /* f */, const Char * /* d */, unsigned  /* len */);
1024extern void xtermAddInput (Widget  /* w */);
1025extern void xtermDecodeSCS (XtermWidget /* xw */, int /* which */, int /* sgroup */, int /* prefix */, int /* suffix */);
1026
1027#if OPT_BLINK_CURS
1028extern void ToggleCursorBlink(XtermWidget /* xw */);
1029#endif
1030
1031#if OPT_BLINK_TEXT
1032extern Bool LineHasBlinking(TScreen * /* screen */, CLineData * /* ld */);
1033#endif
1034
1035#if OPT_INPUT_METHOD
1036extern TInput *lookupTInput (XtermWidget /* xw */, Widget /* w */);
1037#endif
1038
1039#if OPT_ISO_COLORS
1040extern void SGR_Background (XtermWidget /* xw */, int  /* color */);
1041extern void SGR_Foreground (XtermWidget /* xw */, int  /* color */);
1042extern void setExtendedColors (XtermWidget /* xw */);
1043#endif
1044
1045#ifdef NO_LEAKS
1046extern void noleaks_charproc (void);
1047#endif
1048
1049/* charsets.c */
1050extern unsigned xtermCharSetIn (XtermWidget /* xw */, unsigned  /* code */, DECNRCM_codes /* charset */);
1051extern int xtermCharSetOut (XtermWidget /* xw */, IChar * /* buf */, IChar * /* ptr */, DECNRCM_codes /* charset */);
1052
1053/* cursor.c */
1054extern int CursorCol (XtermWidget /* xw */);
1055extern int CursorRow (XtermWidget /* xw */);
1056extern void AdjustSavedCursor (XtermWidget /* xw */, int /* adjust */);
1057extern void CarriageReturn (XtermWidget /* xw */);
1058extern void CursorBack (XtermWidget /* xw */, int /* n */);
1059extern void CursorDown (TScreen * /* screen */, int /* n */);
1060extern void CursorForward (XtermWidget /* xw */, int /* n */);
1061extern void CursorNextLine (XtermWidget /* xw */, int /* count */);
1062extern void CursorPrevLine (XtermWidget /* xw */, int /* count */);
1063extern void CursorRestore (XtermWidget  /* xw */);
1064extern void CursorSave (XtermWidget  /* xw */);
1065extern void CursorSet (TScreen * /* screen */, int  /* row */, int  /* col */, unsigned  /* flags */);
1066extern void CursorUp (TScreen * /* screen */, int   /* n */);
1067extern void RevIndex (XtermWidget /* xw */, int  /* amount */);
1068extern void xtermIndex (XtermWidget /* xw */, int  /* amount */);
1069
1070#if OPT_TRACE
1071extern int set_cur_col(TScreen * /* screen */, int  /* value */);
1072extern int set_cur_row(TScreen * /* screen */, int  /* value */);
1073#else
1074#define set_cur_col(screen, value) screen->cur_col = value
1075#define set_cur_row(screen, value) screen->cur_row = value
1076#endif
1077
1078/* cursorfont.c */
1079extern Cursor CreateAlternateCursorFontCursor(Display * /* dpy */, char const * /* cursorfont */, unsigned int  /* which */);
1080extern int CursorFontIndexFromShapeName(char const * /* shapename */);
1081
1082/* doublechr.c */
1083extern void xterm_DECDHL (XtermWidget /* xw */, Bool  /* top */);
1084extern void xterm_DECSWL (XtermWidget /* xw */);
1085extern void xterm_DECDWL (XtermWidget /* xw */);
1086extern void xterm_ResetDouble(XtermWidget /* xw */);
1087#if OPT_DEC_CHRSET
1088extern GC xterm_DoubleGC(XTermDraw * /* params */, GC /* old_gc */, int * /* inxp */);
1089#if OPT_RENDERFONT
1090extern XftFont * xterm_DoubleFT(XTermDraw * /* params */, unsigned /* chrset */, unsigned /* attr_flags */);
1091extern void freeall_DoubleFT(XtermWidget /* xw */);
1092#endif
1093#endif
1094
1095/* input.c */
1096extern unsigned xtermParamToState (XtermWidget /* xw */, unsigned /* param */);
1097extern unsigned xtermStateToParam (XtermWidget /* xw */, unsigned /* state */);
1098extern Bool xtermDeleteIsDEL (XtermWidget /* xw */);
1099extern void Input (XtermWidget /* xw */, XKeyEvent */* event */, Bool /* eightbit */);
1100extern void StringInput (XtermWidget /* xw */, const Char * /* string */, size_t  /* nbytes */);
1101
1102#if OPT_NUM_LOCK
1103extern void VTInitModifiers(XtermWidget /* xw */);
1104#else
1105#define VTInitModifiers(xw) /* nothing */
1106#endif
1107
1108/* linedata.c */
1109extern LineData *getLineData(TScreen * /* screen */, int /* row */);
1110extern void copyLineData(LineData * /* dst */, CLineData * /* src */);
1111extern void initLineData(XtermWidget /* xw */);
1112
1113extern CellData *newCellData(XtermWidget /* xw */, Cardinal /* count */);
1114extern void saveCellData(TScreen * /* screen */, CellData * /* data */, Cardinal /* cell */, CLineData * /* ld */, XTermRect * /* limits */, int /* column */);
1115extern void restoreCellData(TScreen * /* screen */, const CellData * /* data */, Cardinal /* cell */, LineData * /* ld */, XTermRect * /* limits */, int /* column */);
1116
1117/* main.c */
1118#define ENVP_ARG /**/
1119
1120extern int main (int  /* argc */, char ** /* argv */ ENVP_ARG);
1121extern int GetBytesAvailable (int  /* fd */);
1122extern int kill_process_group (int  /* pid */, int  /* sig */);
1123extern int nonblocking_wait (void);
1124
1125#if OPT_PTY_HANDSHAKE
1126extern void first_map_occurred (void);
1127#else
1128#define first_map_occurred() /* nothing */
1129#endif
1130
1131extern GCC_NORETURN void Exit (int /* n */);
1132
1133#ifndef SIG_ATOMIC_T
1134#define SIG_ATOMIC_T int
1135#endif
1136
1137#if OPT_WIDE_CHARS
1138extern unsigned first_widechar;
1139extern int (*my_wcwidth)(wchar_t);
1140#endif
1141
1142/* menu.c */
1143extern void do_hangup          PROTO_XT_CALLBACK_ARGS;
1144extern void repairSizeHints    (void);
1145extern void show_8bit_control  (Bool /* value */);
1146
1147/* misc.c */
1148
1149#define TIMESTAMP_LEN 20	/* length of TIMESTAMP_FMT */
1150
1151extern Bool AllocateTermColor(XtermWidget, ScrnColors *, int, const char *, Bool);
1152extern Boolean allocateBestRGB(XtermWidget /* xw */, XColor * /* def */);
1153extern Boolean validProgram(const char * /* pathname */);
1154extern Boolean xtermGetWinAttrs(Display * /* dpy */, Window /* win */, XWindowAttributes * /* attrs */);
1155extern Boolean xtermGetWinProp(Display * /* dpy */, Window /* win */, Atom /* property */, long /* long_offset */, long /* long_length */, Atom /* req_type */, Atom * /* actual_type_return */, int * /* actual_format_return */, unsigned long * /* nitems_return */, unsigned long * /* bytes_after_return */, unsigned char ** /* prop_return */);
1156extern Boolean xtermIsIconified (XtermWidget /* xw */);
1157extern Cursor make_colored_cursor (unsigned /* cursorindex */, unsigned long /* fg */, unsigned long /* bg */);
1158extern FILE * create_printfile(XtermWidget /* xw */, const char * /* suffix */);
1159extern OptionHelp * sortedOpts(OptionHelp *, XrmOptionDescRec *, Cardinal);
1160extern String xtermEnvLocale (void);
1161extern Widget xtermOpenApplication (XtAppContext * /* app_context_return */, String /* application_class */, XrmOptionDescRec */* options */, Cardinal /* num_options */, int * /* argc_in_out */, char **/* argv_in_out */, String * /* fallback_resources */, WidgetClass /* widget_class */, ArgList /* args */, Cardinal /* num_args */);
1162extern Window WMFrameWindow (XtermWidget /* xw */);
1163extern XtInputMask xtermAppPending (void);
1164extern XrmOptionDescRec * sortedOptDescs (XrmOptionDescRec *, Cardinal);
1165extern XtermWidget getXtermWidget (Widget /* w */);
1166extern char *udk_lookup (XtermWidget /* xw */, int /* keycode */, int * /* len */);
1167extern char *xtermEnvEncoding (void);
1168extern char *xtermFindShell (char * /* leaf */, Bool /* warning */);
1169extern char *xtermFormatSGR (XtermWidget /* xw */, char * /* target */, unsigned /* attrs */, int /* fg */, int /* bg */);
1170extern const char *SysErrorMsg (int /* n */);
1171extern const char *SysReasonMsg (int /* n */);
1172extern int ResetAnsiColorRequest (XtermWidget, char *, int);
1173extern int XStrCmp (char * /* s1 */, char * /* s2 */);
1174extern int creat_as (uid_t /* uid */, gid_t /* gid */, Bool /* append */, char * /* pathname */, unsigned /* mode */);
1175extern int getVisualDepth (XtermWidget /* xw */);
1176extern int getVisualInfo (XtermWidget /* xw */);
1177extern int ignore_x11_error(Display * /* dpy */, XErrorEvent * /* event */);
1178extern int open_userfile (uid_t /* uid */, gid_t /* gid */, char * /* path */, Bool /* append */);
1179extern int update_winsize(int /* fd */, int /* rows */, int /* cols */, int /* height */, int /* width */);
1180extern int xerror (Display * /* d */, XErrorEvent * /* ev */);
1181extern int xioerror (Display * /* dpy */);
1182extern int xtermClosestColor (XtermWidget /* xw */, int /* red */, int /* green */, int /* blue */);
1183extern int xtermResetIds (TScreen * /* screen */);
1184extern void Bell (XtermWidget /* xw */, int /* which */, int /* percent */);
1185extern void ChangeGroup(XtermWidget /* xw */, const char * /* attribute */, char * /* value */);
1186extern void ChangeIconName (XtermWidget /* xw */, char * /* name */);
1187extern void ChangeTitle (XtermWidget /* xw */, char * /* name */);
1188extern void ChangeXprop (char * /* name */);
1189extern GCC_NORETURN void Cleanup (int /* code */);
1190extern void HandleBellPropertyChange   PROTO_XT_EV_HANDLER_ARGS;
1191extern void HandleEightBitKeyPressed   PROTO_XT_ACTIONS_ARGS;
1192extern void HandleEnterWindow          PROTO_XT_EV_HANDLER_ARGS;
1193extern void HandleFocusChange          PROTO_XT_EV_HANDLER_ARGS;
1194extern void HandleInterpret            PROTO_XT_ACTIONS_ARGS;
1195extern void HandleKeyPressed           PROTO_XT_ACTIONS_ARGS;
1196extern void HandleLeaveWindow          PROTO_XT_EV_HANDLER_ARGS;
1197extern void HandleSpawnTerminal        PROTO_XT_ACTIONS_ARGS;
1198extern void HandleStringEvent          PROTO_XT_ACTIONS_ARGS;
1199extern void NormalExit (void);
1200extern void Panic (const char * /* s */, int /* a */);
1201extern void Redraw (void);
1202extern void ReverseOldColors (XtermWidget /* xw */);
1203extern GCC_NORETURN void SysError (int /* i */);
1204extern void VisualBell (void);
1205extern void cleanup_colored_cursor (void);
1206extern void do_ansi_rqm (XtermWidget /* xw */, int /* nparam */, int * /* params */);
1207extern void do_dcs (XtermWidget /* xw */, Char * /* buf */, size_t /* len */);
1208extern void do_dec_rqm (XtermWidget /* xw */, int /* nparam */, int * /* params */);
1209extern void do_osc (XtermWidget /* xw */, Char * /* buf */, size_t /* len */, int /* final */);
1210extern void do_xevents (XtermWidget /* xw */);
1211extern void end_tek_mode (void);
1212extern void end_vt_mode (void);
1213extern void free_string(String value);
1214extern void hide_tek_window (void);
1215extern void hide_vt_window (void);
1216extern GCC_NORETURN void ice_error (IceConn /* iceConn */);
1217extern void init_colored_cursor (Display * /* dpy */);
1218extern void reset_decudk (XtermWidget /* xw */);
1219extern void set_tek_visibility (Bool /* on */);
1220extern void set_vt_visibility (Bool /* on */);
1221extern void switch_modes (Bool /* tovt */);
1222extern void timestamp_filename(char * /* dst */, const char * /* src */);
1223extern void xevents (XtermWidget /* xw */);
1224extern GCC_NORETURN void xt_error (String /* message */);
1225extern void xtermBell(XtermWidget /* xw */, int /* which */, int /* percent */);
1226extern void xtermCopyEnv (char ** /* oldenv */);
1227extern void xtermDisplayPointer (XtermWidget /* xw */);
1228extern void xtermDeiconify (XtermWidget /* xw */);
1229extern void xtermEmbedWindow (Window /* winToEmbedInfo */);
1230extern void xtermIconify (XtermWidget /* xw */);
1231extern void xtermLoadIcon (XtermWidget /* xw */, const char * /* icon_hint */);
1232extern void xtermPerror (const char * /*fmt*/,...) GCC_PRINTFLIKE(1,2);
1233extern void xtermSetenv (const char * /* var */, const char * /* value */);
1234extern void xtermSetupPointer (XtermWidget /* xw */, const char * /* theShape */);
1235extern void xtermSetWinSize (XtermWidget /* xw */);
1236extern void xtermShowPointer (XtermWidget /* xw */, Bool /* enable */);
1237extern void xtermUnsetenv (const char * /* var */);
1238extern void xtermWarning (const char * /*fmt*/,...) GCC_PRINTFLIKE(1,2);
1239
1240#if OPT_DABBREV
1241extern void HandleDabbrevExpand        PROTO_XT_ACTIONS_ARGS;
1242#endif
1243
1244#if OPT_DIRECT_COLOR
1245extern int getDirectColor(XtermWidget /* xw */, int /* red */, int /* green */, int /* blue */);
1246#endif /* OPT_DIRECT_COLOR */
1247
1248#if USE_DOUBLE_BUFFER
1249extern void xtermFlushDbe(XtermWidget /* xw */);
1250extern void xtermTimedDbe(XtermWidget /* xw */);
1251#define xtermNeedSwap(xw,why)	TScreenOf(xw)->needSwap |= (why)
1252#else
1253#define xtermFlushDbe(xw)	/* nothing */
1254#define xtermTimedDbe(xw)	/* nothing */
1255#define xtermNeedSwap(xw,why)	/* nothing */
1256#endif /* USE_DOUBLE_BUFFER */
1257
1258#if OPT_EXEC_XTERM
1259extern char *ProcGetCWD(pid_t /* pid */);
1260#else
1261#define ProcGetCWD(pid) NULL
1262#endif
1263
1264#if OPT_MAXIMIZE
1265extern int QueryMaximize (XtermWidget  /* xw */, unsigned * /* width */, unsigned * /* height */);
1266extern void HandleDeIconify            PROTO_XT_ACTIONS_ARGS;
1267extern void HandleIconify              PROTO_XT_ACTIONS_ARGS;
1268extern void HandleMaximize             PROTO_XT_ACTIONS_ARGS;
1269extern void HandleRestoreSize          PROTO_XT_ACTIONS_ARGS;
1270extern void RequestMaximize (XtermWidget  /* xw */, int  /* maximize */);
1271#endif
1272
1273#if OPT_REPORT_ICONS
1274extern void report_icons(const char *fmt,...) GCC_PRINTFLIKE(1,2);
1275#define ReportIcons(params)	report_icons params
1276#else
1277#define ReportIcons(params)	TRACE(params)
1278#endif
1279
1280#if OPT_SCROLL_LOCK
1281extern void GetScrollLock (TScreen * /* screen */);
1282extern void HandleScrollLock           PROTO_XT_ACTIONS_ARGS;
1283extern void ShowScrollLock (TScreen * /* screen */, Bool /* enable */);
1284extern void SetScrollLock (TScreen * /* screen */, Bool /* enable */);
1285extern void xtermShowLED (TScreen * /* screen */, Cardinal /* led_number */, Bool /* enable */);
1286extern void xtermClearLEDs (TScreen * /* screen */);
1287#else
1288#define ShowScrollLock(screen, enable) /* nothing */
1289#define SetScrollLock(screen, enable) /* nothing */
1290#define GetScrollLock(screen) /* nothing */
1291#endif
1292
1293#if OPT_SELECTION_OPS
1294extern void HandleExecFormatted        PROTO_XT_ACTIONS_ARGS;
1295extern void HandleExecSelectable       PROTO_XT_ACTIONS_ARGS;
1296extern void HandleInsertFormatted      PROTO_XT_ACTIONS_ARGS;
1297extern void HandleInsertSelectable     PROTO_XT_ACTIONS_ARGS;
1298#endif
1299
1300#if OPT_SESSION_MGT
1301extern void xtermCloseSession (void);
1302extern void xtermOpenSession (void);
1303#else
1304#define xtermCloseSession() /* nothing */
1305#define xtermOpenSession() /* nothing */
1306#endif
1307
1308#if OPT_WIDE_CHARS
1309extern Bool xtermEnvUTF8(void);
1310#else
1311#define xtermEnvUTF8() False
1312#endif
1313
1314#if OPT_XTERM_SGR
1315extern void xtermPushSGR (XtermWidget /* xw */, int /* value */);
1316extern void xtermPopSGR (XtermWidget /* xw */);
1317extern void xtermReportSGR (XtermWidget /* xw */, XTermRect * /* value */);
1318extern void xtermPushColors (XtermWidget /* xw */, int /* value */);
1319extern void xtermPopColors (XtermWidget /* xw */, int /* value */);
1320extern void xtermReportColors (XtermWidget /* xw */);
1321#endif
1322
1323#ifdef ALLOWLOGGING
1324extern void StartLog (XtermWidget /* xw */);
1325extern void CloseLog (XtermWidget /* xw */);
1326extern void FlushLog (XtermWidget /* xw */);
1327#else
1328#define FlushLog(xw) /*nothing*/
1329#endif
1330
1331/* print.c */
1332extern Bool xtermHasPrinter (XtermWidget /* xw */);
1333extern PrinterFlags *getPrinterFlags (XtermWidget /* xw */, String * /* params */, Cardinal * /* param_count */);
1334extern int xtermPrinterControl (XtermWidget /* xw */, int /* chr */);
1335extern void setPrinterControlMode (XtermWidget /* xw */, int /* mode */);
1336extern void xtermAutoPrint (XtermWidget /* xw */, unsigned /* chr */);
1337extern void xtermMediaControl (XtermWidget /* xw */, int  /* param */, int  /* private_seq */);
1338extern void xtermPrintScreen (XtermWidget /* xw */, Bool  /* use_DECPEX */, PrinterFlags * /* p */);
1339extern void xtermPrintEverything (XtermWidget /* xw */, PrinterFlags * /* p */);
1340extern void xtermPrintImmediately (XtermWidget /* xw */, String /* filename */, int /* opts */, int /* attributes */);
1341extern void xtermPrintOnXError (XtermWidget /* xw */, int /* n */);
1342
1343#if OPT_SCREEN_DUMPS
1344/* html.c */
1345extern void xtermDumpHtml (XtermWidget /* xw */);
1346extern char *PixelToCSSColor(XtermWidget /* xw */, Pixel /* p */);
1347/* svg.c */
1348extern void xtermDumpSvg (XtermWidget /* xw */);
1349#endif
1350
1351/* ptydata.c */
1352#ifdef VMS
1353#define PtySelect int
1354#else
1355#define PtySelect fd_set
1356#endif
1357
1358extern Bool decodeUtf8 (TScreen * /* screen */, PtyData * /* data */);
1359extern int readPtyData (XtermWidget /* xw */, PtySelect * /* select_mask */, PtyData * /* data */);
1360extern void fillPtyData (XtermWidget /* xw */, PtyData * /* data */, const char * /* value */, int  /* length */);
1361extern void initPtyData (PtyData ** /* data */);
1362extern void trimPtyData (XtermWidget /* xw */, PtyData * /* data */);
1363
1364#ifdef NO_LEAKS
1365extern void noleaks_ptydata ( void );
1366#endif
1367
1368#if OPT_WIDE_CHARS
1369extern Boolean isValidUTF8 (Char * /* lp */);
1370extern Char *convertToUTF8 (Char * /* lp */, unsigned  /* c */);
1371extern Char *convertFromUTF8 (Char * /* lp */, unsigned * /* cp */);
1372extern IChar nextPtyData (TScreen * /* screen */, PtyData * /* data */);
1373extern PtyData * fakePtyData (PtyData * /* result */, Char * /* next */, Char * /* last */);
1374extern void switchPtyData (TScreen * /* screen */, int  /* f */);
1375extern void writePtyData (int  /* f */, IChar * /* d */, unsigned  /* len */);
1376
1377#define morePtyData(screen, data) \
1378	(((data)->last > (data)->next) \
1379	 ? (((screen)->utf8_inparse && !(data)->utf_size) \
1380	    ? decodeUtf8(screen, data) \
1381	    : True) \
1382	 : False)
1383
1384#define skipPtyData(data, result) \
1385	do { \
1386	    result = (data)->utf_data; \
1387	    (data)->next += (data)->utf_size; \
1388	    (data)->utf_size = 0; \
1389	} while (0)
1390#else
1391#define morePtyData(screen, data) ((data)->last > (data)->next)
1392#define nextPtyData(screen, data) (IChar) (*((data)->next++) & \
1393					   (screen->output_eight_bits \
1394					    ? 0xff \
1395					    : 0x7f))
1396#define writePtyData(f,d,len) v_write(f,d,len)
1397#endif
1398
1399/* screen.c */
1400
1401/*
1402 * See http://standards.freedesktop.org/wm-spec/wm-spec-latest.html
1403 */
1404#define _NET_WM_STATE_REMOVE	0	/* remove/unset property */
1405#define _NET_WM_STATE_ADD	1	/* add/set property */
1406#define _NET_WM_STATE_TOGGLE	2	/* toggle property */
1407
1408extern Bool non_blank_line (TScreen */* screen */, int  /* row */, int  /* col */, int  /* len */);
1409extern Char * allocScrnData (TScreen * /* screen */, unsigned /* nrow */, unsigned /* ncol */);
1410extern ScrnBuf allocScrnBuf (XtermWidget /* xw */, unsigned  /* nrow */, unsigned  /* ncol */, ScrnPtr * /* addr */);
1411extern ScrnBuf scrnHeadAddr (TScreen * /* screen */, ScrnBuf /* base */, unsigned /* offset */);
1412extern int ScreenResize (XtermWidget /* xw */, int  /* width */, int  /* height */, unsigned * /* flags */);
1413extern size_t ScrnPointers (TScreen * /* screen */, size_t  /* len */);
1414extern void ClearBufRows (XtermWidget /* xw */, int  /* first */, int  /* last */);
1415extern void ClearCells (XtermWidget /* xw */, int /* flags */, unsigned /* len */, int /* row */, int /* col */);
1416extern void CopyCells (TScreen * /* screen */, LineData * /* src */, LineData * /* dst */, int /* col */, int /* len */, Bool /* down */);
1417extern void FullScreen (XtermWidget /* xw */, int /* mode */);
1418extern void FreeMarkGCs (XtermWidget /* xw */);
1419extern void ScrnAllocBuf (XtermWidget /* xw */);
1420extern void ScrnClearCells (XtermWidget /* xw */, int /* row */, int /* col */, unsigned /* len */);
1421extern void ScrnDeleteChar (XtermWidget /* xw */, unsigned  /* n */);
1422extern void ScrnDeleteCol (XtermWidget /* xw */, unsigned  /* n */);
1423extern void ScrnDeleteLine (XtermWidget /* xw */, ScrnBuf  /* sb */, int  /* n */, int  /* last */, unsigned /* where */);
1424extern void ScrnDisownSelection (XtermWidget /* xw */);
1425extern void ScrnFillRectangle (XtermWidget /* xw */, XTermRect *,  int ,  unsigned /* flags */, Bool /* keepColors */);
1426extern void ScrnInsertChar (XtermWidget /* xw */, unsigned  /* n */);
1427extern void ScrnInsertCol (XtermWidget /* xw */, unsigned  /* n */);
1428extern void ScrnInsertLine (XtermWidget /* xw */, ScrnBuf /* sb */, int  /* last */, int  /* where */, unsigned  /* n */);
1429extern void ScrnRefresh (XtermWidget /* xw */, int  /* toprow */, int  /* leftcol */, int  /* nrows */, int  /* ncols */, Bool  /* force */);
1430extern void ScrnUpdate (XtermWidget /* xw */, int  /* toprow */, int  /* leftcol */, int  /* nrows */, int  /* ncols */, Bool  /* force */);
1431extern void ScrnWriteText (XtermWidget /* xw */, IChar * /* str */, unsigned  /* flags */, CellColor /* cur_fg_bg */, unsigned  /* length */);
1432extern void ShowWrapMarks (XtermWidget /* xw */, int /* row */, CLineData * /* ld */);
1433extern void setupLineData (TScreen * /* screen */, ScrnBuf /* base */, Char * /* data */, unsigned /* nrow */, unsigned /* ncol */);
1434extern void xtermParseRect (XtermWidget /* xw */, int, int *, XTermRect *);
1435
1436#if OPT_TRACE && OPT_TRACE_FLAGS
1437extern int  LineTstFlag(LineData /* ld */, int /* flag */);
1438extern void LineClrFlag(LineData /* ld */, int /* flag */);
1439extern void LineSetFlag(LineData /* ld */, int /* flag */);
1440#else
1441
1442#define LineFlags(ld)         GetLineFlags(ld)
1443
1444#define LineClrFlag(ld, flag) SetLineFlags(ld, (GetLineFlags(ld) & ~ (flag)))
1445#define LineSetFlag(ld, flag) SetLineFlags(ld, (GetLineFlags(ld) | (flag)))
1446#define LineTstFlag(ld, flag) ((GetLineFlags(ld) & flag) != 0)
1447
1448#endif /* OPT_TRACE && OPT_TRACE_FLAGS */
1449
1450#define LineClrBlinked(ld) LineClrFlag(ld, LINEBLINKED)
1451#define LineSetBlinked(ld) LineSetFlag(ld, LINEBLINKED)
1452#define LineTstBlinked(ld) LineTstFlag(ld, LINEBLINKED)
1453
1454#define LineClrWrapped(ld) LineClrFlag(ld, LINEWRAPPED)
1455#define LineSetWrapped(ld) LineSetFlag(ld, LINEWRAPPED)
1456#define LineTstWrapped(ld) LineTstFlag(ld, LINEWRAPPED)
1457
1458#define ScrnHaveSelection(screen) \
1459			((screen)->startH.row != (screen)->endH.row \
1460			|| (screen)->startH.col != (screen)->endH.col)
1461
1462#define ScrnAreRowsInSelection(screen, first, last) \
1463	((last) >= (screen)->startH.row && (first) <= (screen)->endH.row)
1464
1465#define ScrnIsRowInSelection(screen, line) \
1466	((line) >= (screen)->startH.row && (line) <= (screen)->endH.row)
1467
1468#define ScrnHaveRowMargins(screen) \
1469			((screen)->top_marg != 0 \
1470			|| ((screen)->bot_marg != screen->max_row))
1471
1472#define ScrnIsRowInMargins(screen, line) \
1473	((line) >= (screen)->top_marg && (line) <= (screen)->bot_marg)
1474
1475#define ScrnHaveColMargins(screen) \
1476			((screen)->rgt_marg > (screen)->max_col)
1477
1478#define ScrnIsColInMargins(screen, col) \
1479	((col) >= (screen)->lft_marg && (col) <= (screen)->rgt_marg)
1480
1481/*
1482 * If the vertical scrolling margins are active, they will be something other
1483 * than the first/last row of the visible screen, as well as being distinct.
1484 */
1485#define IsTopBottomMode(xw)	(ScrnTopMargin(xw) < ScrnBottomMargin(xw))
1486#define ScrnTopMargin(xw)	TScreenOf(xw)->top_marg
1487#define ScrnBottomMargin(xw)	TScreenOf(xw)->bot_marg
1488
1489/*
1490 * Left/right horizontal scrolling margins are only active when DECLRMM is.
1491 */
1492#define IsLeftRightMode(xw) ((xw)->flags & LEFT_RIGHT)
1493#define ScrnLeftMargin(xw)  (IsLeftRightMode(xw) \
1494			     ? TScreenOf(xw)->lft_marg \
1495			     : 0)
1496#define ScrnRightMargin(xw) (IsLeftRightMode(xw) \
1497			     ? TScreenOf(xw)->rgt_marg \
1498			     : MaxCols(TScreenOf(xw)) - 1)
1499
1500#if OPT_DEC_RECTOPS
1501extern void ScrnCopyRectangle (XtermWidget /* xw */, XTermRect *, int, int *);
1502extern void ScrnMarkRectangle (XtermWidget /* xw */, XTermRect *, Bool, int, int *);
1503extern void ScrnWipeRectangle (XtermWidget /* xw */, XTermRect *);
1504extern void xtermCheckRect(XtermWidget /* xw */, int /* nparam */, int */* params */, int * /* result */);
1505#endif
1506
1507#if OPT_WIDE_CHARS
1508extern void ChangeToWide(XtermWidget /* xw */);
1509#endif
1510
1511/* scrollback.c */
1512extern LineData *getScrollback (TScreen * /* screen */, int /* row */);
1513extern LineData *addScrollback (TScreen * /* screen */);
1514extern void deleteScrollback (TScreen * /* screen */);
1515
1516/* scrollbar.c */
1517extern void DoResizeScreen (XtermWidget /* xw */);
1518extern void HandleScrollBack           PROTO_XT_ACTIONS_ARGS;
1519extern void HandleScrollForward        PROTO_XT_ACTIONS_ARGS;
1520extern void HandleScrollTo             PROTO_XT_ACTIONS_ARGS;
1521extern void ResizeScrollBar (XtermWidget  /* xw */);
1522extern void ScrollBarDrawThumb (XtermWidget  /* xw */, int /* mode */);
1523extern void ScrollBarOff (XtermWidget  /* xw */);
1524extern void ScrollBarOn (XtermWidget  /* xw */, Bool /* init */);
1525extern void ScrollBarReverseVideo (Widget  /* scrollWidget */);
1526extern void ToggleScrollBar (XtermWidget  /* xw */);
1527extern void WindowScroll (XtermWidget /* xw */, int  /* top */, Bool /* always */);
1528
1529#ifdef SCROLLBAR_RIGHT
1530extern void updateRightScrollbar(XtermWidget  /* xw */);
1531#else
1532#define updateRightScrollbar(xw) /* nothing */
1533#endif
1534
1535/* tabs.c */
1536extern Bool TabToNextStop (XtermWidget /* xw */);
1537extern Bool TabToPrevStop (XtermWidget /* xw */);
1538extern void TabClear (Tabs /* tabs */, int /* col */);
1539extern void TabReset (Tabs /* tabs */);
1540extern void TabSet (Tabs /* tabs */, int /* col */);
1541extern void TabZonk (Tabs /* tabs */);
1542extern Bool TabIsSet (Tabs /* tabs */, int /* col */);
1543
1544/* util.c */
1545extern Boolean isDefaultBackground (const char * /* name */);
1546extern Boolean isDefaultForeground (const char * /* name */);
1547extern CgsEnum whichXtermCgs (XtermWidget /* xw */, unsigned /* attr_flags */, Bool /* hilite */);
1548extern GC updatedXtermGC (XtermWidget /* xw */, unsigned  /* flags */, CellColor /* fg_bg */, Bool  /* hilite */);
1549extern Pixel getXtermBackground (XtermWidget /* xw */, unsigned /* flags */, int /* color */);
1550extern Pixel getXtermForeground (XtermWidget /* xw */, unsigned /* flags */, int /* color */);
1551extern char * xtermSetLocale (int /* category */, String /* after */);
1552extern int ClearInLine (XtermWidget /* xw */, int /* row */, int /* col */, unsigned /* len */);
1553extern int HandleExposure (XtermWidget /* xw */, XEvent * /* event */);
1554extern int dimRound (double /* value */);
1555extern int drawXtermText (XTermDraw * /* param */, GC /* gc */, int /* x */, int /* y */, const IChar * /* text */, Cardinal /* len */);
1556extern int extendedBoolean (const char * /* value */, const FlagList * /* table */, Cardinal /* limit */);
1557extern void ChangeColors (XtermWidget  /* xw */, ScrnColors * /* pNew */);
1558extern void ClearRight (XtermWidget /* xw */, int /* n */);
1559extern void ClearScreen (XtermWidget /* xw */);
1560extern void DeleteChar (XtermWidget /* xw */, unsigned /* n */);
1561extern void DeleteLine (XtermWidget /* xw */, int /* n */);
1562extern void FlushScroll (XtermWidget /* xw */);
1563extern void GetColors (XtermWidget  /* xw */, ScrnColors * /* pColors */);
1564extern void InsertChar (XtermWidget /* xw */, unsigned /* n */);
1565extern void InsertLine (XtermWidget /* xw */, int  /* n */);
1566extern void RevScroll (XtermWidget /* xw */, int  /* amount */);
1567extern void ReverseVideo (XtermWidget /* xw */);
1568extern void WriteText (XtermWidget /* xw */, IChar * /* str */, Cardinal /* len */);
1569extern void decode_keyboard_type (XtermWidget /* xw */, struct XTERM_RESOURCE * /* rp */);
1570extern void decode_wcwidth (XtermWidget  /* xw */);
1571extern void do_cd_xtra_scroll (XtermWidget /* xw */);
1572extern void do_erase_display (XtermWidget /* xw */, int  /* param */, int  /* mode */);
1573extern void do_erase_char (XtermWidget /* xw */, int  /* param */, int  /* mode */);
1574extern void do_erase_line (XtermWidget /* xw */, int  /* param */, int  /* mode */);
1575extern void do_ti_xtra_scroll (XtermWidget /* xw */);
1576extern void getXtermSizeHints (XtermWidget /* xw */);
1577extern void recolor_cursor (TScreen * /* screen */, Cursor  /* cursor */, unsigned long  /* fg */, unsigned long  /* bg */);
1578extern void resetXtermGC (XtermWidget /* xw */, unsigned  /* flags */, Bool  /* hilite */);
1579extern void scrolling_copy_area (XtermWidget /* xw */, int  /* firstline */, int  /* nlines */, int  /* amount */);
1580extern void set_keyboard_type (XtermWidget /* xw */, xtermKeyboardType  /* type */, Bool  /* set */);
1581extern void toggle_keyboard_type (XtermWidget /* xw */, xtermKeyboardType  /* type */);
1582extern void update_keyboard_type (void);
1583extern void xtermClear (XtermWidget /* xw */);
1584extern void xtermClear2 (XtermWidget /* xw */, int /* x */, int /* y */, unsigned /* width */, unsigned /* height */);
1585extern void xtermColIndex (XtermWidget /* xw */, Bool /* toLeft */);
1586extern void xtermColScroll (XtermWidget /* xw */, int /* amount */, Bool /* toLeft */, int /* at_col */);
1587extern void xtermRepaint (XtermWidget /* xw */);
1588extern void xtermResetLocale (int /* category */, char * /* before */);
1589extern void xtermScroll (XtermWidget /* xw */, int /* amount */);
1590extern void xtermScrollLR (XtermWidget /* xw */, int /* amount */, Bool /* toLeft */);
1591extern void xtermSizeHints (XtermWidget  /* xw */, int /* scrollbarWidth */);
1592
1593struct Xinerama_geometry {
1594    int x;
1595    int y;
1596    unsigned w;
1597    unsigned h;
1598    int scr_x;
1599    int scr_y;
1600    int scr_w;
1601    int scr_h;
1602};
1603extern int XParseXineramaGeometry(Display * /* display */, char * /* parsestring */, struct Xinerama_geometry * /* ret */);
1604
1605#if OPT_ISO_COLORS
1606
1607extern Pixel extract_fg (XtermWidget /* xw */, CellColor /* color */, unsigned  /* flags */);
1608extern Pixel extract_bg (XtermWidget /* xw */, CellColor /* color */, unsigned  /* flags */);
1609extern CellColor makeColorPair (XtermWidget /* xw */);
1610extern void ClearCurBackground (XtermWidget /* xw */, int  /* top */, int  /* left */, unsigned  /* height */, unsigned  /* width */, unsigned /* fw */);
1611
1612#define xtermColorPair(xw) makeColorPair(xw)
1613
1614#if OPT_COLOR_RES
1615#define GET_COLOR_RES(xw, res) xtermGetColorRes(xw, &(res))
1616#define SET_COLOR_RES(res,color) (res)->value = color
1617#define EQL_COLOR_RES(res,color) (res)->value == color
1618#define T_COLOR(v,n) (v)->Tcolors[n].value
1619extern Pixel xtermGetColorRes(XtermWidget /* xw */, ColorRes * /* res */);
1620#else
1621#define GET_COLOR_RES(xw, res) res
1622#define SET_COLOR_RES(res,color) *res = color
1623#define EQL_COLOR_RES(res,color) *res == color
1624#define T_COLOR(v,n) (v)->Tcolors[n]
1625#endif
1626
1627#define ExtractForeground(color) (unsigned) GetCellColorFG(color)
1628#define ExtractBackground(color) (unsigned) GetCellColorBG(color)
1629
1630#if OPT_RENDERFONT
1631extern void discardRenderDraw(TScreen * /* screen */);
1632#else
1633#define discardRenderDraw(screen) /* nothing */
1634#endif
1635
1636#if OPT_WIDE_ATTRS
1637#define MapToWideColorMode(fg, screen, flags) \
1638	(((screen)->colorITMode && ((flags) & ATR_ITALIC)) \
1639	 ? COLOR_IT \
1640	 : fg)
1641#else
1642#define MapToWideColorMode(fg, screen, flags) fg
1643#endif
1644
1645#define MapToColorMode(fg, screen, flags) \
1646	(((screen)->colorBLMode && ((flags) & BLINK)) \
1647	 ? COLOR_BL \
1648	 : (((screen)->colorBDMode && ((flags) & BOLD)) \
1649	    ? COLOR_BD \
1650	    : (((screen)->colorULMode && ((flags) & UNDERLINE)) \
1651	       ? COLOR_UL \
1652	       : MapToWideColorMode(fg, screen, flags))))
1653
1654#define checkVeryBoldAttr(flags, fg, code, attr) \
1655	if ((flags & FG_COLOR) != 0 \
1656	 && (screen->veryBoldColors & attr) == 0 \
1657	 && (flags & attr) != 0 \
1658	 && (fg == code)) \
1659		 UIntClr(flags, attr)
1660
1661#if OPT_WIDE_ATTRS
1662#define checkVeryBoldWideAttr(flags, fg, it, atr) \
1663	    checkVeryBoldAttr(flags, fg, it, atr)
1664#else
1665#define checkVeryBoldWideAttr(flags, fg, it, atr) (void) flags
1666#endif
1667
1668#define checkVeryBoldColors(flags, fg) \
1669	checkVeryBoldAttr(flags, fg, COLOR_RV, INVERSE); \
1670	checkVeryBoldAttr(flags, fg, COLOR_UL, UNDERLINE); \
1671	checkVeryBoldAttr(flags, fg, COLOR_BD, BOLD); \
1672	checkVeryBoldAttr(flags, fg, COLOR_BL, BLINK); \
1673	checkVeryBoldWideAttr(flags, fg, COLOR_IT, ATR_ITALIC)
1674
1675#else /* !OPT_ISO_COLORS */
1676
1677#define MapToColorMode(fg, screen, flags) fg
1678
1679#define ClearCurBackground(xw, top, left, height, width, fw) \
1680	XClearArea (TScreenOf(xw)->display, \
1681		    VDrawable(TScreenOf(xw)), \
1682		    CursorX2(TScreenOf(xw), left, fw), \
1683		    CursorY2(TScreenOf(xw), top), \
1684		    ((width) * (unsigned) fw), \
1685		    ((height) * (unsigned) FontHeight(TScreenOf(xw))), \
1686		    False)
1687
1688#define extract_fg(xw, color, flags) (unsigned) (xw)->cur_foreground
1689#define extract_bg(xw, color, flags) (unsigned) (xw)->cur_background
1690
1691		/* FIXME: Reverse-Video? */
1692#define T_COLOR(v,n) (v)->Tcolors[n]
1693#define xtermColorPair(xw) 0
1694
1695#define checkVeryBoldColors(flags, fg) /* nothing */
1696#define discardRenderDraw(screen) /* nothing */
1697
1698#endif	/* OPT_ISO_COLORS */
1699
1700#define getXtermFG(xw, flags, color) getXtermForeground(xw, flags, color)
1701#define getXtermBG(xw, flags, color) getXtermBackground(xw, flags, color)
1702
1703#if OPT_ZICONBEEP
1704extern void initZIconBeep(void);
1705extern void resetZIconBeep(XtermWidget /* xw */);
1706extern Boolean showZIconBeep(XtermWidget /* xw */, char * /* name */);
1707#else
1708#define initZIconBeep() /* nothing */
1709#define resetZIconBeep(xw) /* nothing */
1710#define showZIconBeep(xw, name) False
1711#endif
1712
1713#define XTERM_CELL(row,col)    getXtermCell(screen,     ROW2INX(screen, row), col)
1714
1715extern unsigned getXtermCell (TScreen * /* screen */, int  /* row */, int  /* col */);
1716extern unsigned getXtermCombining(TScreen * /* screen */, int /* row */, int /* col */, int /* off */);
1717extern void putXtermCell (TScreen * /* screen */, int  /* row */, int  /* col */, int  /* ch */);
1718
1719#define IsCellCombined(screen, row, col) (getXtermCombining(screen, row, col, 0) != 0)
1720
1721#if OPT_HIGHLIGHT_COLOR
1722#define isNotForeground(xw, fg, bg, sel) \
1723		(Boolean) ((sel) != T_COLOR(TScreenOf(xw), TEXT_FG) \
1724			   && (sel) != (fg) \
1725			   && (sel) != (bg) \
1726			   && (sel) != (xw)->dft_foreground)
1727#define isNotBackground(xw, fg, bg, sel) \
1728		(Boolean) ((sel) != T_COLOR(TScreenOf(xw), TEXT_BG) \
1729			   && (sel) != (fg) \
1730			   && (sel) != (bg) \
1731			   && (sel) != (xw)->dft_background)
1732#endif
1733
1734#if OPT_WIDE_CHARS
1735extern Boolean isWideControl(unsigned /* ch */);
1736extern int DamagedCells(TScreen * /* screen */, unsigned /* n */, int * /* klp */, int * /* krp */, int /* row */, int /* col */);
1737extern int DamagedCurCells(TScreen * /* screen */, unsigned /* n */, int * /* klp */, int * /* krp */);
1738extern unsigned AsciiEquivs(unsigned /* ch */);
1739extern void addXtermCombining (TScreen * /* screen */, int  /* row */, int  /* col */, unsigned  /* ch */);
1740extern void allocXtermChars(ScrnPtr * /* buffer */, Cardinal /* length */);
1741#endif
1742
1743#if OPT_XMC_GLITCH
1744extern void Mark_XMC (XtermWidget /* xw */, int  /* param */);
1745extern void Jump_XMC (XtermWidget /* xw */);
1746extern void Resolve_XMC (XtermWidget /* xw */);
1747#endif
1748
1749#if OPT_WIDE_CHARS
1750unsigned visual_width(const IChar * /* str */, Cardinal  /* len */);
1751#else
1752#define visual_width(a, b) (b)
1753#endif
1754
1755#define BtoS(b)    ((b) ? "on" : "off")
1756#define MtoS(b)    (((b) == Maybe) ? "maybe" : BtoS(b))
1757#define NonNull(s) ((s) ? (s) : "<null>")
1758
1759#define UIntSet(dst,bits) dst = dst | (unsigned) (bits)
1760#define UIntClr(dst,bits) dst = dst & (unsigned) ~(bits)
1761
1762#ifdef __cplusplus
1763	}
1764#endif
1765/* *INDENT-ON* */
1766
1767#endif /* included_xterm_h */
1768