xterm.h revision 0bd37d32
1/* $XTermId: xterm.h,v 1.718 2013/04/24 08:55:50 tom Exp $ */
2
3/*
4 * Copyright 1999-2012,2013 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#ifndef GCC_PRINTFLIKE
48#define GCC_PRINTFLIKE(f,n)	/* nothing */
49#endif
50
51#ifndef GCC_UNUSED
52#define GCC_UNUSED		/* nothing */
53#endif
54
55#ifndef GCC_NORETURN
56#define GCC_NORETURN		/* nothing */
57#endif
58
59#if defined(__GNUC__) && defined(_FORTIFY_SOURCE)
60#define USE_IGNORE_RC
61#define IGNORE_RC(func) ignore_unused = (int) func
62#else
63#define IGNORE_RC(func) (void) func
64#endif /* gcc workarounds */
65
66#undef bcopy
67#include <X11/Xos.h>
68
69#ifndef HAVE_CONFIG_H
70
71#define HAVE_LIB_XAW 1
72
73#ifdef CSRG_BASED
74/* Get definition of BSD */
75#include <sys/param.h>
76#endif
77
78#ifndef DFT_TERMTYPE
79#define DFT_TERMTYPE "xterm"
80#endif
81
82#ifndef X_NOT_POSIX
83#define HAVE_WAITPID 1
84#define HAVE_SYS_WAIT_H 1
85#define HAVE_UNISTD_H 1
86#endif
87
88#define HAVE_STDLIB_H 1
89
90#if defined(sun)
91/* errno is declared in <errno.h> */
92#else
93#define DECL_ERRNO 1
94#endif
95
96#undef DECL_PTSNAME		/* ptsname() is normally in stdlib.h */
97
98#ifndef NOPUTENV
99#define HAVE_PUTENV 1
100#endif
101
102#if defined(CSRG_BASED) || defined(__GNU__)
103#define USE_POSIX_TERMIOS 1
104#endif
105
106#ifdef __NetBSD__
107#if __NetBSD_Version__ >= 106030000	/* 1.6C */
108#define BSD_UTMPX 1
109#define ut_xtime ut_tv.tv_sec
110#endif
111#endif
112
113#if defined(hpux) && !defined(__hpux)
114#define __hpux 1		/* HPUX 11.0 does not define this */
115#endif
116
117#if !defined(__SCO__) && (defined(SCO) || defined(sco) || defined(SCO325))
118#define __SCO__ 1
119#endif
120
121#ifdef USE_POSIX_TERMIOS
122#define HAVE_TERMIOS_H 1
123#define HAVE_TCGETATTR 1
124#endif
125
126#if defined(__SCO__) || defined(__UNIXWARE__)
127#define USE_TERMCAP 1
128#endif
129
130#if defined(UTMP)
131#define HAVE_UTMP 1
132#endif
133
134#if (defined(__MVS__) || defined(SVR4) || defined(__SCO__) || defined(BSD_UTMPX)) && !defined(__CYGWIN__)
135#define UTMPX_FOR_UTMP 1
136#endif
137
138#if !defined(ISC) && !defined(__QNX__)
139#define HAVE_UTMP_UT_HOST 1
140#endif
141
142#if defined(UTMPX_FOR_UTMP) && !(defined(__MVS__) || defined(__hpux))
143#define HAVE_UTMP_UT_SESSION 1
144#endif
145
146#if !(defined(linux) && (!defined(__GLIBC__) || (__GLIBC__ < 2))) && !defined(SVR4)
147#define ut_xstatus ut_exit.e_exit
148#endif
149
150#if defined(SVR4) || defined(__SCO__) || defined(BSD_UTMPX) || (defined(linux) && defined(__GLIBC__) && (__GLIBC__ >= 2) && !(defined(__powerpc__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)))
151#define HAVE_UTMP_UT_XTIME 1
152#endif
153
154#if defined(linux) || defined(__CYGWIN__)
155#define USE_LASTLOG
156#define HAVE_LASTLOG_H
157#define USE_STRUCT_LASTLOG
158#elif defined(BSD) && (BSD >= 199103)
159#ifdef BSD_UTMPX
160#define USE_LASTLOGX
161#else
162#define USE_LASTLOG
163#define USE_STRUCT_LASTLOG
164#endif
165#endif
166
167#if defined(__OpenBSD__)
168#define DEFDELETE_DEL True
169#define DEF_BACKARO_ERASE True
170#define DEF_INITIAL_ERASE True
171#endif
172
173#if defined(__SCO__) || defined(__UNIXWARE__)
174#define DEFDELETE_DEL True
175#define OPT_SCO_FUNC_KEYS 1
176#endif
177
178#if defined(__SCO__) || defined(SVR4) || defined(_POSIX_SOURCE) || defined(__QNX__) || defined(__hpux) || (defined(BSD) && (BSD >= 199103)) || defined(__CYGWIN__)
179#define USE_POSIX_WAIT
180#endif
181
182#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)
183#define USE_SYSV_UTMP
184#endif
185
186#if defined(__GNU__) || defined(__MVS__) || defined(__osf__)
187#define USE_TTY_GROUP
188#endif
189
190#if defined(__CYGWIN__)
191#define HAVE_NCURSES_TERM_H 1
192#endif
193
194#ifdef __osf__
195#define TTY_GROUP_NAME "terminal"
196#endif
197
198#if defined(__MVS__)
199#undef ut_xstatus
200#define ut_name ut_user
201#define ut_xstatus ut_exit.ut_e_exit
202#define ut_xtime ut_tv.tv_sec
203#endif
204
205#if defined(ut_xstatus)
206#define HAVE_UTMP_UT_XSTATUS 1
207#endif
208
209#if defined(XKB)
210#define HAVE_XKB_BELL_EXT 1
211#endif
212
213#if (defined(SVR4) && !defined(__CYGWIN__)) || defined(linux) || (defined(BSD) && (BSD >= 199103))
214#define HAVE_POSIX_SAVED_IDS
215#endif
216
217#endif /* HAVE_CONFIG_H */
218
219#ifndef HAVE_X11_DECKEYSYM_H
220#define HAVE_X11_DECKEYSYM_H 1
221#endif
222
223#ifndef HAVE_X11_SUNKEYSYM_H
224#define HAVE_X11_SUNKEYSYM_H 1
225#endif
226
227#ifndef HAVE_X11_XF86KEYSYM_H
228#define HAVE_X11_XF86KEYSYM_H 0
229#endif
230
231/***====================================================================***/
232
233/* if compiling with gcc -ansi -pedantic, we must fix POSIX definitions */
234#if defined(SVR4) && defined(sun)
235#ifndef __EXTENSIONS__
236#define __EXTENSIONS__ 1
237#endif
238#ifndef _POSIX_C_SOURCE
239#define _POSIX_C_SOURCE 1
240#endif
241#endif
242
243/***====================================================================***/
244
245#ifdef HAVE_STDLIB_H
246#include <stdlib.h>
247#else
248extern char *calloc();
249extern char *getenv();
250extern char *malloc();
251extern char *realloc();
252extern void exit();
253extern void free();
254#endif
255
256#ifdef HAVE_UNISTD_H
257#include <unistd.h>
258#endif
259
260#ifdef HAVE_SYS_WAIT_H
261#include <sys/wait.h>
262#endif
263
264#include <errno.h>
265#if defined(DECL_ERRNO) && !defined(errno)
266extern int errno;
267#endif
268
269/*
270 * FIXME:  Toggling logging from xterm hangs under Linux 2.0.29 with libc5 if
271 * we use 'waitpid()', while 'wait()' seems to work properly.
272 */
273#ifdef linux
274#undef HAVE_WAITPID
275#endif
276
277#ifndef OPT_WIDE_CHARS
278#define OPT_WIDE_CHARS 0
279#endif
280
281#if OPT_WIDE_CHARS
282#define HIDDEN_CHAR 0xffff
283#endif
284
285/***====================================================================***/
286
287#define PROTO_XT_ACTIONS_ARGS \
288	(Widget w, XEvent *event, String *params, Cardinal *num_params)
289
290#define PROTO_XT_CALLBACK_ARGS \
291	(Widget gw, XtPointer closure, XtPointer data)
292
293#define PROTO_XT_CVT_SELECT_ARGS \
294	(Widget w, Atom *selection, Atom *target, Atom *type, XtPointer *value, unsigned long *length, int *format)
295
296#define PROTO_XT_EV_HANDLER_ARGS \
297	(Widget w, XtPointer closure, XEvent *event, Boolean *cont)
298
299#define PROTO_XT_SEL_CB_ARGS \
300	(Widget w, XtPointer client_data, Atom *selection, Atom *type, XtPointer value, unsigned long *length, int *format)
301
302#include <ptyx.h>
303
304#if (XtSpecificationRelease >= 6) && !defined(NO_XPOLL_H) && !defined(sun)
305#include <X11/Xpoll.h>
306#define USE_XPOLL_H 1
307#else
308#define Select(n,r,w,e,t) select(n,(fd_set*)r,(fd_set*)w,(fd_set*)e,(struct timeval *)t)
309#define XFD_COPYSET(src,dst) memcpy((dst)->fds_bits, (src)->fds_bits, sizeof(fd_set))
310#if defined(__MVS__) && !defined(TIME_WITH_SYS_TIME)
311#define TIME_WITH_SYS_TIME
312#endif
313#endif
314
315#ifdef TIME_WITH_SYS_TIME
316# include <sys/time.h>
317# include <time.h>
318#else
319# ifdef HAVE_SYS_TIME_H
320#  include <sys/time.h>
321# else
322#  include <time.h>
323# endif
324#endif
325
326/* these may be needed for sig_atomic_t */
327#include <sys/types.h>
328#include <signal.h>
329
330#ifdef USE_SYS_SELECT_H
331
332#if defined(USE_XPOLL_H) && defined(AIXV3) && defined(NFDBITS)
333#undef NFDBITS			/* conflict between X11/Xpoll.h and sys/select.h */
334#endif
335
336#include <sys/select.h>
337
338#endif /* USE_SYS_SELECT_H */
339
340#include <setjmp.h>
341
342#if !defined(VMS) && !(defined(linux) && defined(__USE_GNU)) && !defined(__hpux) && !defined(_ALL_SOURCE) && !defined(__osf__)
343extern char **environ;
344#endif
345
346#define XK_Fn(n)	(XK_F1 + (n) - 1)
347
348#define Maybe		2
349
350/***====================================================================***/
351
352#define XtNallowBoldFonts	"allowBoldFonts"
353#define XtNallowC1Printable	"allowC1Printable"
354#define XtNallowColorOps	"allowColorOps"
355#define XtNallowFontOps		"allowFontOps"
356#define XtNallowPasteControls	"allowPasteControls"
357#define XtNallowScrollLock	"allowScrollLock"
358#define XtNallowSendEvents	"allowSendEvents"
359#define XtNallowTcapOps		"allowTcapOps"
360#define XtNallowTitleOps	"allowTitleOps"
361#define XtNallowWindowOps	"allowWindowOps"
362#define XtNaltIsNotMeta		"altIsNotMeta"
363#define XtNaltSendsEscape	"altSendsEscape"
364#define XtNalternateScroll	"alternateScroll"
365#define XtNalwaysBoldMode	"alwaysBoldMode"
366#define XtNalwaysHighlight	"alwaysHighlight"
367#define XtNalwaysUseMods	"alwaysUseMods"
368#define XtNanswerbackString	"answerbackString"
369#define XtNappcursorDefault	"appcursorDefault"
370#define XtNappkeypadDefault	"appkeypadDefault"
371#define XtNautoWrap		"autoWrap"
372#define XtNawaitInput		"awaitInput"
373#define XtNbackarrowKey		"backarrowKey"
374#define XtNbellIsUrgent		"bellIsUrgent"
375#define XtNbellOnReset		"bellOnReset"
376#define XtNbellSuppressTime	"bellSuppressTime"
377#define XtNboldColors		"boldColors"
378#define XtNboldFont		"boldFont"
379#define XtNboldMode		"boldMode"
380#define XtNbrokenLinuxOSC	"brokenLinuxOSC"
381#define XtNbrokenSelections	"brokenSelections"
382#define XtNbrokenStringTerm	"brokenStringTerm"
383#define XtNc132			"c132"
384#define XtNcacheDoublesize	"cacheDoublesize"
385#define XtNcdXtraScroll		"cdXtraScroll"
386#define XtNcharClass		"charClass"
387#define XtNcjkWidth		"cjkWidth"
388#define XtNcolorAttrMode	"colorAttrMode"
389#define XtNcolorBDMode		"colorBDMode"
390#define XtNcolorBLMode		"colorBLMode"
391#define XtNcolorMode		"colorMode"
392#define XtNcolorRVMode		"colorRVMode"
393#define XtNcolorULMode		"colorULMode"
394#define XtNcombiningChars	"combiningChars"
395#define XtNctrlFKeys		"ctrlFKeys"
396#define XtNcurses		"curses"
397#define XtNcursorBlink		"cursorBlink"
398#define XtNcursorColor		"cursorColor"
399#define XtNcursorOffTime	"cursorOffTime"
400#define XtNcursorOnTime		"cursorOnTime"
401#define XtNcursorUnderline	"cursorUnderLine"
402#define XtNcutNewline		"cutNewline"
403#define XtNcutToBeginningOfLine	"cutToBeginningOfLine"
404#define XtNdecTerminalID	"decTerminalID"
405#define XtNdefaultString	"defaultString"
406#define XtNdeleteIsDEL		"deleteIsDEL"
407#define XtNdisallowedColorOps	"disallowedColorOps"
408#define XtNdisallowedFontOps	"disallowedFontOps"
409#define XtNdisallowedTcapOps	"disallowedTcapOps"
410#define XtNdisallowedWindowOps	"disallowedWindowOps"
411#define XtNdynamicColors	"dynamicColors"
412#define XtNeightBitControl	"eightBitControl"
413#define XtNeightBitInput	"eightBitInput"
414#define XtNeightBitMeta		"eightBitMeta"
415#define XtNeightBitOutput	"eightBitOutput"
416#define XtNeightBitSelectTypes	"eightBitSelectTypes"
417#define XtNfaceName		"faceName"
418#define XtNfaceNameDoublesize	"faceNameDoublesize"
419#define XtNfaceSize		"faceSize"
420#define XtNfastScroll		"fastScroll"
421#define XtNfont1		"font1"
422#define XtNfont2		"font2"
423#define XtNfont3		"font3"
424#define XtNfont4		"font4"
425#define XtNfont5		"font5"
426#define XtNfont6		"font6"
427#define XtNfontDoublesize	"fontDoublesize"
428#define XtNfontStyle		"fontStyle"
429#define XtNfontWarnings		"fontWarnings"
430#define XtNforceBoxChars	"forceBoxChars"
431#define XtNforcePackedFont	"forcePackedFont"
432#define XtNformatOtherKeys	"formatOtherKeys"
433#define XtNfreeBoldBox		"freeBoldBox"
434#define XtNfullscreen		"fullscreen"
435#define XtNhighlightColor	"highlightColor"
436#define XtNhighlightColorMode	"highlightColorMode"
437#define XtNhighlightReverse	"highlightReverse"
438#define XtNhighlightSelection	"highlightSelection"
439#define XtNhighlightTextColor	"highlightTextColor"
440#define XtNhpLowerleftBugCompat	"hpLowerleftBugCompat"
441#define XtNi18nSelections	"i18nSelections"
442#define XtNiconHint		"iconHint"
443#define XtNinitialFont		"initialFont"
444#define XtNinternalBorder	"internalBorder"
445#define XtNitalicULMode		"italicULMode"
446#define XtNjumpScroll		"jumpScroll"
447#define XtNkeepSelection	"keepSelection"
448#define XtNkeyboardDialect	"keyboardDialect"
449#define XtNlimitResize		"limitResize"
450#define XtNlocale		"locale"
451#define XtNlocaleFilter		"localeFilter"
452#define XtNlogFile		"logFile"
453#define XtNlogInhibit		"logInhibit"
454#define XtNlogging		"logging"
455#define XtNloginShell		"loginShell"
456#define XtNmarginBell		"marginBell"
457#define XtNmaximized		"maximized"
458#define XtNmenuBar		"menuBar"
459#define XtNmenuHeight		"menuHeight"
460#define XtNmetaSendsEscape	"metaSendsEscape"
461#define XtNmkSamplePass		"mkSamplePass"
462#define XtNmkSampleSize		"mkSampleSize"
463#define XtNmkWidth		"mkWidth"
464#define XtNmodifyCursorKeys	"modifyCursorKeys"
465#define XtNmodifyFunctionKeys	"modifyFunctionKeys"
466#define XtNmodifyKeyboard	"modifyKeyboard"
467#define XtNmodifyKeypadKeys	"modifyKeypadKeys"
468#define XtNmodifyOtherKeys	"modifyOtherKeys"
469#define XtNmodifyStringKeys	"modifyStringKeys"
470#define XtNmultiClickTime	"multiClickTime"
471#define XtNmultiScroll		"multiScroll"
472#define XtNnMarginBell		"nMarginBell"
473#define XtNnumLock		"numLock"
474#define XtNoldXtermFKeys	"oldXtermFKeys"
475#define XtNpointerColor		"pointerColor"
476#define XtNpointerColorBackground "pointerColorBackground"
477#define XtNpointerMode		"pointerMode"
478#define XtNpointerShape		"pointerShape"
479#define XtNpopOnBell		"popOnBell"
480#define XtNprecompose		"precompose"
481#define XtNprintAttributes	"printAttributes"
482#define XtNprinterAutoClose	"printerAutoClose"
483#define XtNprinterCommand	"printerCommand"
484#define XtNprinterControlMode	"printerControlMode"
485#define XtNprinterExtent	"printerExtent"
486#define XtNprinterFormFeed	"printerFormFeed"
487#define XtNprinterNewLine	"printerNewLine"
488#define XtNquietGrab		"quietGrab"
489#define XtNrenderFont		"renderFont"
490#define XtNresizeGravity	"resizeGravity"
491#define XtNretryInputMethod	"retryInputMethod"
492#define XtNreverseWrap		"reverseWrap"
493#define XtNrightScrollBar	"rightScrollBar"
494#define XtNsaveLines		"saveLines"
495#define XtNscaleHeight		"scaleHeight"
496#define XtNscrollBar		"scrollBar"
497#define XtNscrollBarBorder	"scrollBarBorder"
498#define XtNscrollKey		"scrollKey"
499#define XtNscrollLines		"scrollLines"
500#define XtNscrollPos		"scrollPos"
501#define XtNscrollTtyOutput	"scrollTtyOutput"
502#define XtNselectToClipboard	"selectToClipboard"
503#define XtNshiftFonts		"shiftFonts"
504#define XtNshowBlinkAsBold	"showBlinkAsBold"
505#define XtNshowMissingGlyphs	"showMissingGlyphs"
506#define XtNshowWrapMarks	"showWrapMarks"
507#define XtNsignalInhibit	"signalInhibit"
508#define XtNtekGeometry		"tekGeometry"
509#define XtNtekInhibit		"tekInhibit"
510#define XtNtekSmall		"tekSmall"
511#define XtNtekStartup		"tekStartup"
512#define XtNtiXtraScroll		"tiXtraScroll"
513#define XtNtiteInhibit		"titeInhibit"
514#define XtNtitleModes		"titleModes"
515#define XtNtoolBar		"toolBar"
516#define XtNtrimSelection	"trimSelection"
517#define XtNunderLine		"underLine"
518#define XtNuseClipping		"useClipping"
519#define XtNutf8			"utf8"
520#define XtNutf8Fonts		"utf8Fonts"
521#define XtNutf8Latin1		"utf8Latin1"
522#define XtNutf8SelectTypes	"utf8SelectTypes"
523#define XtNutf8Title		"utf8Title"
524#define XtNveryBoldColors	"veryBoldColors"
525#define XtNvisualBell		"visualBell"
526#define XtNvisualBellDelay	"visualBellDelay"
527#define XtNvisualBellLine	"visualBellLine"
528#define XtNvt100Graphics	"vt100Graphics"
529#define XtNwideBoldFont		"wideBoldFont"
530#define XtNwideChars		"wideChars"
531#define XtNwideFont		"wideFont"
532#define XtNximFont		"ximFont"
533#define XtNxmcAttributes	"xmcAttributes"
534#define XtNxmcGlitch		"xmcGlitch"
535#define XtNxmcInline		"xmcInline"
536#define XtNxmcMoveSGR		"xmcMoveSGR"
537
538#define XtCAllowBoldFonts	"AllowBoldFonts"
539#define XtCAllowC1Printable	"AllowC1Printable"
540#define XtCAllowColorOps	"AllowColorOps"
541#define XtCAllowFontOps		"AllowFontOps"
542#define XtCAllowPasteControls	"AllowPasteControls"
543#define XtCAllowScrollLock	"AllowScrollLock"
544#define XtCAllowSendEvents	"AllowSendEvents"
545#define XtCAllowTcapOps		"AllowTcapOps"
546#define XtCAllowTitleOps	"AllowTitleOps"
547#define XtCAllowWindowOps	"AllowWindowOps"
548#define XtCAltIsNotMeta		"AltIsNotMeta"
549#define XtCAltSendsEscape	"AltSendsEscape"
550#define XtCAlwaysBoldMode	"AlwaysBoldMode"
551#define XtCAlwaysHighlight	"AlwaysHighlight"
552#define XtCAlwaysUseMods	"AlwaysUseMods"
553#define XtCAnswerbackString	"AnswerbackString"
554#define XtCAppcursorDefault	"AppcursorDefault"
555#define XtCAppkeypadDefault	"AppkeypadDefault"
556#define XtCAutoWrap		"AutoWrap"
557#define XtCAwaitInput		"AwaitInput"
558#define XtCBackarrowKey		"BackarrowKey"
559#define XtCBellIsUrgent		"BellIsUrgent"
560#define XtCBellOnReset		"BellOnReset"
561#define XtCBellSuppressTime	"BellSuppressTime"
562#define XtCBoldFont		"BoldFont"
563#define XtCBoldMode		"BoldMode"
564#define XtCBrokenLinuxOSC	"BrokenLinuxOSC"
565#define XtCBrokenSelections	"BrokenSelections"
566#define XtCBrokenStringTerm	"BrokenStringTerm"
567#define XtCC132			"C132"
568#define XtCCacheDoublesize	"CacheDoublesize"
569#define XtCCdXtraScroll		"CdXtraScroll"
570#define XtCCharClass		"CharClass"
571#define XtCCjkWidth		"CjkWidth"
572#define XtCColorAttrMode	"ColorAttrMode"
573#define XtCColorMode		"ColorMode"
574#define XtCColumn		"Column"
575#define XtCCombiningChars	"CombiningChars"
576#define XtCCtrlFKeys		"CtrlFKeys"
577#define XtCCurses		"Curses"
578#define XtCCursorBlink		"CursorBlink"
579#define XtCCursorOffTime	"CursorOffTime"
580#define XtCCursorOnTime		"CursorOnTime"
581#define XtCCursorUnderline	"CursorUnderLine"
582#define XtCCutNewline		"CutNewline"
583#define XtCCutToBeginningOfLine	"CutToBeginningOfLine"
584#define XtCDecTerminalID	"DecTerminalID"
585#define XtCDefaultString	"DefaultString"
586#define XtCDeleteIsDEL		"DeleteIsDEL"
587#define XtCDisallowedColorOps	"DisallowedColorOps"
588#define XtCDisallowedFontOps	"DisallowedFontOps"
589#define XtCDisallowedTcapOps	"DisallowedTcapOps"
590#define XtCDisallowedWindowOps	"DisallowedWindowOps"
591#define XtCDynamicColors	"DynamicColors"
592#define XtCEightBitControl	"EightBitControl"
593#define XtCEightBitInput	"EightBitInput"
594#define XtCEightBitMeta		"EightBitMeta"
595#define XtCEightBitOutput	"EightBitOutput"
596#define XtCEightBitSelectTypes	"EightBitSelectTypes"
597#define XtCFaceName		"FaceName"
598#define XtCFaceNameDoublesize	"FaceNameDoublesize"
599#define XtCFaceSize		"FaceSize"
600#define XtCFastScroll		"FastScroll"
601#define XtCFont1		"Font1"
602#define XtCFont2		"Font2"
603#define XtCFont3		"Font3"
604#define XtCFont4		"Font4"
605#define XtCFont5		"Font5"
606#define XtCFont6		"Font6"
607#define XtCFontDoublesize	"FontDoublesize"
608#define XtCFontStyle		"FontStyle"
609#define XtCFontWarnings		"FontWarnings"
610#define XtCForceBoxChars	"ForceBoxChars"
611#define XtCForcePackedFont	"ForcePackedFont"
612#define XtCFormatOtherKeys	"FormatOtherKeys"
613#define XtCFreeBoldBox		"FreeBoldBox"
614#define XtCFullscreen		"Fullscreen"
615#define XtCHighlightColorMode	"HighlightColorMode"
616#define XtCHighlightReverse	"HighlightReverse"
617#define XtCHighlightSelection	"HighlightSelection"
618#define XtCHpLowerleftBugCompat	"HpLowerleftBugCompat"
619#define XtCI18nSelections	"I18nSelections"
620#define XtCIconHint		"IconHint"
621#define XtCInitialFont		"InitialFont"
622#define XtCJumpScroll		"JumpScroll"
623#define XtCKeepSelection	"KeepSelection"
624#define XtCKeyboardDialect	"KeyboardDialect"
625#define XtCLimitResize		"LimitResize"
626#define XtCLocale		"Locale"
627#define XtCLocaleFilter		"LocaleFilter"
628#define XtCLogInhibit		"LogInhibit"
629#define XtCLogfile		"Logfile"
630#define XtCLogging		"Logging"
631#define XtCLoginShell		"LoginShell"
632#define XtCMarginBell		"MarginBell"
633#define XtCMaximized		"Maximized"
634#define XtCMenuBar		"MenuBar"
635#define XtCMenuHeight		"MenuHeight"
636#define XtCMetaSendsEscape	"MetaSendsEscape"
637#define XtCMkSamplePass 	"MkSamplePass"
638#define XtCMkSampleSize 	"MkSampleSize"
639#define XtCMkWidth		"MkWidth"
640#define XtCModifyCursorKeys	"ModifyCursorKeys"
641#define XtCModifyFunctionKeys	"ModifyFunctionKeys"
642#define XtCModifyKeyboard	"ModifyKeyboard"
643#define XtCModifyKeypadKeys	"ModifyKeypadKeys"
644#define XtCModifyOtherKeys	"ModifyOtherKeys"
645#define XtCModifyStringKeys	"ModifyStringKeys"
646#define XtCMultiClickTime	"MultiClickTime"
647#define XtCMultiScroll		"MultiScroll"
648#define XtCNumLock		"NumLock"
649#define XtCOldXtermFKeys	"OldXtermFKeys"
650#define XtCPointerMode		"PointerMode"
651#define XtCPopOnBell		"PopOnBell"
652#define XtCPrecompose		"Precompose"
653#define XtCPrintAttributes	"PrintAttributes"
654#define XtCPrinterAutoClose	"PrinterAutoClose"
655#define XtCPrinterCommand	"PrinterCommand"
656#define XtCPrinterControlMode	"PrinterControlMode"
657#define XtCPrinterExtent	"PrinterExtent"
658#define XtCPrinterFormFeed	"PrinterFormFeed"
659#define XtCPrinterNewLine	"PrinterNewLine"
660#define XtCQuietGrab		"QuietGrab"
661#define XtCRenderFont		"RenderFont"
662#define XtCResizeGravity	"ResizeGravity"
663#define XtCRetryInputMethod	"RetryInputMethod"
664#define XtCReverseWrap		"ReverseWrap"
665#define XtCRightScrollBar	"RightScrollBar"
666#define XtCSaveLines		"SaveLines"
667#define XtCScaleHeight		"ScaleHeight"
668#define XtCScrollBar		"ScrollBar"
669#define XtCScrollBarBorder	"ScrollBarBorder"
670#define XtCScrollCond		"ScrollCond"
671#define XtCScrollLines		"ScrollLines"
672#define XtCScrollPos		"ScrollPos"
673#define XtCSelectToClipboard	"SelectToClipboard"
674#define XtCShiftFonts		"ShiftFonts"
675#define XtCShowBlinkAsBold	"ShowBlinkAsBold"
676#define XtCShowMissingGlyphs	"ShowMissingGlyphs"
677#define XtCShowWrapMarks	"ShowWrapMarks"
678#define XtCSignalInhibit	"SignalInhibit"
679#define XtCTekInhibit		"TekInhibit"
680#define XtCTekSmall		"TekSmall"
681#define XtCTekStartup		"TekStartup"
682#define XtCTiXtraScroll		"TiXtraScroll"
683#define XtCTiteInhibit		"TiteInhibit"
684#define XtCTitleModes		"TitleModes"
685#define XtCToolBar		"ToolBar"
686#define XtCTrimSelection	"TrimSelection"
687#define XtCUnderLine		"UnderLine"
688#define XtCUseClipping		"UseClipping"
689#define XtCUtf8			"Utf8"
690#define XtCUtf8Fonts		"Utf8Fonts"
691#define XtCUtf8Latin1		"Utf8Latin1"
692#define XtCUtf8SelectTypes	"Utf8SelectTypes"
693#define XtCUtf8Title		"Utf8Title"
694#define XtCVT100Graphics	"VT100Graphics"
695#define XtCVeryBoldColors	"VeryBoldColors"
696#define XtCVisualBell		"VisualBell"
697#define XtCVisualBellDelay	"VisualBellDelay"
698#define XtCVisualBellLine	"VisualBellLine"
699#define XtCWideBoldFont		"WideBoldFont"
700#define XtCWideChars		"WideChars"
701#define XtCWideFont		"WideFont"
702#define XtCXimFont		"XimFont"
703#define XtCXmcAttributes	"XmcAttributes"
704#define XtCXmcGlitch		"XmcGlitch"
705#define XtCXmcInline		"XmcInline"
706#define XtCXmcMoveSGR		"XmcMoveSGR"
707
708#if defined(NO_ACTIVE_ICON) && !defined(XtNgeometry)
709#define XtNgeometry		"geometry"
710#define XtCGeometry		"Geometry"
711#endif
712
713#if OPT_COLOR_CLASS
714#define XtCCursorColor		"CursorColor"
715#define XtCPointerColor		"PointerColor"
716#define XtCHighlightColor	"HighlightColor"
717#define XtCHighlightTextColor	"HighlightTextColor"
718#else
719#define XtCCursorColor		XtCForeground
720#define XtCPointerColor		XtCForeground
721#define XtCHighlightColor	XtCForeground
722#define XtCHighlightTextColor	XtCBackground
723#endif
724
725/***====================================================================***/
726
727#ifdef __cplusplus
728extern "C" {
729#endif
730
731struct XTERM_RESOURCE;
732
733/* Tekproc.c */
734#if OPT_TEK4014
735extern TekWidget getTekWidget(Widget /* w */);
736extern int TekGetFontSize (const char * /* param */);
737extern int TekInit (void);
738extern int TekPtyData(void);
739extern void ChangeTekColors (TekWidget /* tw */, TScreen * /* screen */, ScrnColors * /* pNew */);
740extern void HandleGINInput             PROTO_XT_ACTIONS_ARGS;
741extern void TCursorToggle (TekWidget /* tw */, int /* toggle */);
742extern void TekCopy (TekWidget /* tw */);
743extern void TekEnqMouse (TekWidget /* tw */, int /* c */);
744extern void TekExpose (Widget  /* w */, XEvent * /* event */, Region  /* region */);
745extern void TekGINoff (TekWidget /* tw */);
746extern void TekRefresh (TekWidget /* tw */);
747extern void TekRepaint (TekWidget /* xw */);
748extern void TekReverseVideo (TekWidget /* tw */);
749extern void TekRun (void);
750extern void TekSetFontSize (TekWidget /* tw */, Bool /* fromMenu */, int  /* newitem */);
751extern void TekSimulatePageButton (TekWidget /* tw */, Bool /* reset */);
752#endif
753
754/* button.c */
755#define	MotionOff( s, t ) if (!(screen->hide_pointer)) {		\
756	    (s)->event_mask |= ButtonMotionMask;			\
757	    (s)->event_mask &= ~PointerMotionMask;			\
758	    XSelectInput(XtDisplay((t)), XtWindow((t)), (long) (s)->event_mask); }
759
760#define	MotionOn( s, t ) {						\
761	    (s)->event_mask &= ~ButtonMotionMask;			\
762	    (s)->event_mask |= PointerMotionMask;			\
763	    XSelectInput(XtDisplay((t)), XtWindow((t)), (long) (s)->event_mask); }
764
765extern Bool SendMousePosition (XtermWidget  /* w */, XEvent*  /* event */);
766extern void DiredButton                PROTO_XT_ACTIONS_ARGS;
767extern void DisownSelection (XtermWidget  /* termw */);
768extern void UnhiliteSelection (XtermWidget  /* termw */);
769extern void HandleCopySelection        PROTO_XT_ACTIONS_ARGS;
770extern void HandleInsertSelection      PROTO_XT_ACTIONS_ARGS;
771extern void HandleKeyboardSelectEnd    PROTO_XT_ACTIONS_ARGS;
772extern void HandleKeyboardSelectExtend PROTO_XT_ACTIONS_ARGS;
773extern void HandleKeyboardSelectStart  PROTO_XT_ACTIONS_ARGS;
774extern void HandleKeyboardStartExtend  PROTO_XT_ACTIONS_ARGS;
775extern void HandleSelectEnd            PROTO_XT_ACTIONS_ARGS;
776extern void HandleSelectExtend         PROTO_XT_ACTIONS_ARGS;
777extern void HandleSelectSet            PROTO_XT_ACTIONS_ARGS;
778extern void HandleSelectStart          PROTO_XT_ACTIONS_ARGS;
779extern void HandleStartExtend          PROTO_XT_ACTIONS_ARGS;
780extern void ResizeSelection (TScreen * /* screen */, int  /* rows */, int  /* cols */);
781extern void ScrollSelection (TScreen * /* screen */, int  /* amount */,  Bool /* always */);
782extern void TrackMouse (XtermWidget /* xw */, int /* func */, CELL * /* start */, int /* firstrow */, int /* lastrow */);
783extern void ViButton                   PROTO_XT_ACTIONS_ARGS;
784
785extern int xtermUtf8ToTextList(XtermWidget /* xw */, XTextProperty * /* text_prop */, char *** /* text_list */, int * /* text_list_count */);
786
787#if OPT_DEC_LOCATOR
788extern void GetLocatorPosition (XtermWidget  /* w */);
789extern void InitLocatorFilter (XtermWidget  /* w */);
790#endif	/* OPT_DEC_LOCATOR */
791
792#if OPT_FOCUS_EVENT
793extern void SendFocusButton(XtermWidget /* xw */, XFocusChangeEvent * /* event */);
794#else
795#define SendFocusBotton(xw, event) /* nothing */
796#endif
797
798#if OPT_PASTE64
799extern void AppendToSelectionBuffer (TScreen * /* screen */, unsigned  /* c */);
800extern void ClearSelectionBuffer (TScreen * /* screen */);
801extern void CompleteSelection (XtermWidget  /* xw */, String * /* args */, Cardinal  /* len */);
802extern void xtermGetSelection (Widget  /* w */, Time  /* ev_time */, String * /* params */, Cardinal  /* num_params */, Atom * /* targets */);
803#endif
804
805#if OPT_READLINE
806extern void ReadLineButton             PROTO_XT_ACTIONS_ARGS;
807#endif
808
809#if OPT_WIDE_CHARS
810extern Bool iswide(int  /* i */);
811#define WideCells(n) (((IChar)(n) >= first_widechar) ? my_wcwidth((wchar_t) (n)) : 1)
812#define isWide(n)    (((IChar)(n) >= first_widechar) && iswide(n))
813#else
814#define WideCells(n) 1
815#endif
816
817/* cachedCgs.c */
818extern CgsEnum getCgsId(XtermWidget /*xw*/, VTwin * /*cgsWin*/, GC /*gc*/);
819extern GC freeCgs(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/);
820extern GC getCgsGC(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/);
821extern Pixel getCgsBack(XtermWidget /*xw*/, VTwin * /*cgsWin*/, GC /*gc*/);
822extern Pixel getCgsFore(XtermWidget /*xw*/, VTwin * /*cgsWin*/, GC /*gc*/);
823extern XTermFonts * getCgsFont(XtermWidget /*xw*/, VTwin * /*cgsWin*/, GC /*gc*/);
824extern void clrCgsFonts(XtermWidget /*xw*/, VTwin * /*cgsWin*/, XTermFonts * /*font*/);
825extern void copyCgs(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*dstCgsId*/, CgsEnum /*srcCgsId*/);
826extern void redoCgs(XtermWidget /*xw*/, Pixel /*fg*/, Pixel /*bg*/, CgsEnum /*cgsId*/);
827extern void setCgsBack(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, Pixel /*bg*/);
828extern void setCgsCSet(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, unsigned /*cset*/);
829extern void setCgsFont(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, XTermFonts * /*font*/);
830extern void setCgsFore(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*cgsId*/, Pixel /*fg*/);
831extern void swapCgs(XtermWidget /*xw*/, VTwin * /*cgsWin*/, CgsEnum /*dstCgsId*/, CgsEnum /*srcCgsId*/);
832
833#ifdef NO_LEAKS
834extern void noleaks_cachedCgs (XtermWidget /* xw */);
835#endif
836
837/* charproc.c */
838extern Bool CheckBufPtrs (TScreen * /* screen */);
839extern Bool set_cursor_gcs (XtermWidget /* xw */);
840extern int VTInit (XtermWidget /* xw */);
841extern void FindFontSelection (XtermWidget /* xw */, const char * /* atom_name */, Bool  /* justprobe */);
842extern void HideCursor (void);
843extern void RestartBlinking(TScreen * /* screen */);
844extern void ShowCursor (void);
845extern void SwitchBufPtrs (TScreen * /* screen */, int /* toBuf */);
846extern void ToggleAlternate (XtermWidget /* xw */);
847extern void VTInitTranslations (void);
848extern void VTReset (XtermWidget /* xw */, int /* full */, int /* saved */) GCC_NORETURN;
849extern void VTRun (XtermWidget /* xw */);
850extern void dotext (XtermWidget /* xw */, int  /* charset */, IChar * /* buf */, Cardinal  /* len */);
851extern void lookupSelectUnit(XtermWidget /* xw */, Cardinal /* item */, String /* value */);
852extern void releaseCursorGCs(XtermWidget /*xw*/);
853extern void releaseWindowGCs(XtermWidget /*xw*/, VTwin * /*win*/);
854extern void resetCharsets (TScreen * /* screen */);
855extern void set_max_col(TScreen *  /* screen */, int  /* cols */);
856extern void set_max_row(TScreen *  /* screen */, int  /* rows */);
857extern void set_lr_margins (TScreen * /* screen */, int  /* left */, int  /* right */);
858extern void set_tb_margins (TScreen * /* screen */, int  /* top */, int  /* bottom */);
859extern void unparse_end (XtermWidget /* xw */);
860extern void unparseputc (XtermWidget /* xw */, int  /* c */);
861extern void unparseputc1 (XtermWidget /* xw */, int  /* c */);
862extern void unparseputn (XtermWidget /* xw */, unsigned /* n */);
863extern void unparseputs (XtermWidget /* xw */, const char * /* s */);
864extern void unparseseq (XtermWidget /* xw */, ANSI * /* ap */);
865extern void v_write (int  /* f */, const Char * /* d */, unsigned  /* len */);
866extern void xtermAddInput(Widget  /* w */);
867
868#if OPT_BLINK_CURS
869extern void ToggleCursorBlink(TScreen * /* screen */);
870#endif
871
872#if OPT_BLINK_TEXT
873extern Bool LineHasBlinking(TScreen * /* screen */, LineData * /* ld */);
874#endif
875
876#if OPT_INPUT_METHOD
877extern TInput *lookupTInput (XtermWidget /* xw */, Widget /* w */);
878#endif
879
880#if OPT_ISO_COLORS
881extern void SGR_Background (XtermWidget /* xw */, int  /* color */);
882extern void SGR_Foreground (XtermWidget /* xw */, int  /* color */);
883#endif
884
885#ifdef NO_LEAKS
886extern void noleaks_charproc (void);
887#endif
888
889/* charsets.c */
890extern unsigned xtermCharSetIn (unsigned  /* code */, int  /* charset */);
891extern int xtermCharSetOut (XtermWidget /* xw */, IChar * /* buf */, IChar * /* ptr */, int  /* charset */);
892
893/* cursor.c */
894extern int CursorCol (XtermWidget /* xw */);
895extern int CursorRow (XtermWidget /* xw */);
896extern void AdjustSavedCursor (XtermWidget /* xw */, int /* adjust */);
897extern void CarriageReturn (XtermWidget /* xw */);
898extern void CursorBack (XtermWidget /* xw */, int /* n */);
899extern void CursorDown (TScreen * /* screen */, int /* n */);
900extern void CursorForward (XtermWidget /* xw */, int /* n */);
901extern void CursorNextLine (XtermWidget /* xw */, int /* count */);
902extern void CursorPrevLine (XtermWidget /* xw */, int /* count */);
903extern void CursorRestore (XtermWidget  /* xw */);
904extern void CursorSave (XtermWidget  /* xw */);
905extern void CursorSet (TScreen * /* screen */, int  /* row */, int  /* col */, unsigned  /* flags */);
906extern void CursorUp (TScreen * /* screen */, int   /* n */);
907extern void RevIndex (XtermWidget /* xw */, int  /* amount */);
908extern void xtermIndex (XtermWidget /* xw */, int  /* amount */);
909
910#if OPT_TRACE
911extern int set_cur_col(TScreen * /* screen */, int  /* value */);
912extern int set_cur_row(TScreen * /* screen */, int  /* value */);
913#else
914#define set_cur_col(screen, value) screen->cur_col = value
915#define set_cur_row(screen, value) screen->cur_row = value
916#endif
917
918/* doublechr.c */
919extern void xterm_DECDHL (XtermWidget /* xw */, Bool  /* top */);
920extern void xterm_DECSWL (XtermWidget /* xw */);
921extern void xterm_DECDWL (XtermWidget /* xw */);
922extern void xterm_ResetDouble(XtermWidget /* xw */);
923#if OPT_DEC_CHRSET
924extern int xterm_Double_index(XtermWidget /* xw */, unsigned  /* chrset */, unsigned  /* flags */);
925extern GC xterm_DoubleGC(XtermWidget /* xw */, unsigned  /* chrset */, unsigned  /* flags */, GC  /* old_gc */, int * /* inxp */);
926#endif
927
928/* input.c */
929extern unsigned xtermParamToState (XtermWidget /* xw */, unsigned /* param */);
930extern unsigned xtermStateToParam (XtermWidget /* xw */, unsigned /* state */);
931extern Bool xtermDeleteIsDEL (XtermWidget /* xw */);
932extern void Input (XtermWidget /* xw */, XKeyEvent */* event */, Bool /* eightbit */);
933extern void StringInput (XtermWidget /* xw */, const Char * /* string */, size_t  /* nbytes */);
934
935#if OPT_NUM_LOCK
936extern void VTInitModifiers(XtermWidget /* xw */);
937#endif
938
939/* linedata.c */
940extern LineData *getLineData(TScreen * /* screen */, int /* row */);
941extern void copyLineData(LineData * /* dst */, LineData * /* src */);
942extern void initLineData(XtermWidget /* xw */);
943
944extern CellData *newCellData(XtermWidget /* xw */, Cardinal /* count */);
945extern void saveCellData(TScreen * /* screen */, CellData * /* data */, Cardinal /* cell */, LineData * /* ld */, int /* column */);
946extern void restoreCellData(TScreen * /* screen */, CellData * /* data */, Cardinal /* cell */, LineData * /* ld */, int /* column */);
947
948/* main.c */
949#define ENVP_ARG /**/
950
951extern int main (int  /* argc */, char ** /* argv */ ENVP_ARG);
952extern int GetBytesAvailable (int  /* fd */);
953extern int kill_process_group (int  /* pid */, int  /* sig */);
954extern int nonblocking_wait (void);
955
956#if OPT_PTY_HANDSHAKE
957extern void first_map_occurred (void);
958#else
959#define first_map_occurred() /* nothing */
960#endif
961
962extern void Exit (int  /* n */) GCC_NORETURN;
963
964#ifndef SIG_ATOMIC_T
965#define SIG_ATOMIC_T int
966#endif
967
968#if OPT_WIDE_CHARS
969extern unsigned first_widechar;
970extern int (*my_wcwidth)(wchar_t);
971#endif
972
973/* menu.c */
974extern void do_hangup          PROTO_XT_CALLBACK_ARGS;
975extern void repairSizeHints    (void);
976extern void show_8bit_control  (Bool  /* value */);
977
978/* misc.c */
979
980#define TIMESTAMP_LEN 20	/* length of TIMESTAMP_FMT */
981
982extern Bool AllocateTermColor(XtermWidget, ScrnColors *, int, const char *, Bool);
983extern Boolean xtermGetWinAttrs(Display * /* dpy */, Window /* win */, XWindowAttributes * /* attrs */);
984extern 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 */);
985extern Cursor make_colored_cursor (unsigned /* cursorindex */, unsigned long  /* fg */, unsigned long  /* bg */);
986extern OptionHelp * sortedOpts(OptionHelp *, XrmOptionDescRec *, Cardinal);
987extern String xtermEnvLocale (void);
988extern Widget xtermOpenApplication (XtAppContext * /* app_context_return */, String /* application_class */, XrmOptionDescRec */* options */, Cardinal /* num_options */, int * /* argc_in_out */, String */* argv_in_out */, String * /* fallback_resources */, WidgetClass /* widget_class */, ArgList /* args */, Cardinal /* num_args */);
989extern Window WMFrameWindow (XtermWidget /* termw */);
990extern XtInputMask xtermAppPending (void);
991extern XrmOptionDescRec * sortedOptDescs (XrmOptionDescRec *, Cardinal);
992extern XtermWidget getXtermWidget (Widget /* w */);
993extern char *udk_lookup (int /* keycode */, int * /* len */);
994extern char *xtermEnvEncoding (void);
995extern char *xtermFindShell (char * /* leaf */, Bool  /* warning */);
996extern const char *SysErrorMsg (int /* n */);
997extern const char *SysReasonMsg (int /* n */);
998extern int ResetAnsiColorRequest (XtermWidget, char *, int);
999extern int XStrCmp (char * /* s1 */, char * /* s2 */);
1000extern int creat_as (uid_t  /* uid */, gid_t  /* gid */, Bool  /* append */, char * /* pathname */, unsigned  /* mode */);
1001extern int getVisualDepth (XtermWidget /* xw */);
1002extern int open_userfile (uid_t  /* uid */, gid_t  /* gid */, char * /* path */, Bool  /* append */);
1003extern int xerror (Display * /* d */, XErrorEvent * /* ev */);
1004extern int xioerror (Display * /* dpy */);
1005extern int xtermClosestColor (XtermWidget /* xw */, int /* red */, int /* green */, int /* blue */);
1006extern int xtermResetIds (TScreen *  /* screen */);
1007extern void Bell (XtermWidget /* xw */, int  /* which */, int  /* percent */);
1008extern void ChangeGroup(XtermWidget /* xw */, const char * /* attribute */, char * /* value */);
1009extern void ChangeIconName (XtermWidget /* xw */, char * /* name */);
1010extern void ChangeTitle (XtermWidget /* xw */, char * /* name */);
1011extern void ChangeXprop (char * /* name */);
1012extern void Cleanup (int /* code */) GCC_NORETURN;
1013extern void HandleBellPropertyChange   PROTO_XT_EV_HANDLER_ARGS;
1014extern void HandleEightBitKeyPressed   PROTO_XT_ACTIONS_ARGS;
1015extern void HandleEnterWindow          PROTO_XT_EV_HANDLER_ARGS;
1016extern void HandleFocusChange          PROTO_XT_EV_HANDLER_ARGS;
1017extern void HandleInterpret            PROTO_XT_ACTIONS_ARGS;
1018extern void HandleKeyPressed           PROTO_XT_ACTIONS_ARGS;
1019extern void HandleLeaveWindow          PROTO_XT_EV_HANDLER_ARGS;
1020extern void HandleSpawnTerminal        PROTO_XT_ACTIONS_ARGS;
1021extern void HandleStringEvent          PROTO_XT_ACTIONS_ARGS;
1022extern void NormalExit (void);
1023extern void Panic (const char * /* s */, int  /* a */);
1024extern void Redraw (void);
1025extern void ReverseOldColors (void);
1026extern void SysError (int /* i */) GCC_NORETURN;
1027extern void VisualBell (void);
1028extern void do_dcs (XtermWidget /* xw */, Char * /* buf */, size_t  /* len */);
1029extern void do_decrpm (XtermWidget /* xw */, int /* nparam */, int *  /* params */);
1030extern void do_osc (XtermWidget /* xw */, Char * /* buf */, size_t  /* len */, int  /* final */);
1031extern void do_rpm (XtermWidget /* xw */, int /* nparam */, int *  /* params */);
1032extern void do_xevents (void);
1033extern void end_tek_mode (void);
1034extern void end_vt_mode (void);
1035extern void hide_tek_window (void);
1036extern void hide_vt_window (void);
1037extern void ice_error (IceConn /* iceConn */);
1038extern void reset_decudk (void);
1039extern void set_tek_visibility (Bool  /* on */);
1040extern void set_vt_visibility (Bool  /* on */);
1041extern void switch_modes (Bool  /* tovt */);
1042extern void timestamp_filename(char * /* dst */, const char * /* src */);
1043extern void xevents (void);
1044extern void xt_error (String  /* message */);
1045extern void xtermBell(XtermWidget /* xw */, int /* which */, int /* percent */);
1046extern void xtermCopyEnv (char ** /* oldenv */);
1047extern void xtermDisplayCursor (XtermWidget /* xw */);
1048extern void xtermEmbedWindow (Window /* winToEmbedInfo */);
1049extern void xtermLoadIcon (XtermWidget /* xw */);
1050extern void xtermPerror (const char * /*fmt*/,...) GCC_PRINTFLIKE(1,2);
1051extern void xtermSetenv (const char * /* var */, const char * /* value */);
1052extern void xtermShowPointer (XtermWidget /* xw */, Bool /* enable */);
1053extern void xtermUnsetenv (const char * /* var */);
1054extern void xtermWarning (const char * /*fmt*/,...) GCC_PRINTFLIKE(1,2);
1055
1056#if OPT_DABBREV
1057extern void HandleDabbrevExpand        PROTO_XT_ACTIONS_ARGS;
1058#endif
1059
1060#if OPT_MAXIMIZE
1061extern int QueryMaximize (XtermWidget  /* termw */, unsigned * /* width */, unsigned * /* height */);
1062extern void HandleDeIconify            PROTO_XT_ACTIONS_ARGS;
1063extern void HandleIconify              PROTO_XT_ACTIONS_ARGS;
1064extern void HandleMaximize             PROTO_XT_ACTIONS_ARGS;
1065extern void HandleRestoreSize          PROTO_XT_ACTIONS_ARGS;
1066extern void RequestMaximize (XtermWidget  /* termw */, int  /* maximize */);
1067#endif
1068
1069#if OPT_SCROLL_LOCK
1070extern void GetScrollLock (TScreen * /* screen */);
1071extern void HandleScrollLock           PROTO_XT_ACTIONS_ARGS;
1072extern void ShowScrollLock (TScreen * /* screen */, Bool /* enable */);
1073extern void SetScrollLock (TScreen * /* screen */, Bool /* enable */);
1074extern void xtermShowLED (TScreen * /* screen */, Cardinal /* led_number */, Bool /* enable */);
1075extern void xtermClearLEDs (TScreen * /* screen */);
1076#else
1077#define ShowScrollLock(screen, enable) /* nothing */
1078#define SetScrollLock(screen, enable) /* nothing */
1079#define GetScrollLock(screen) /* nothing */
1080#endif
1081
1082#if OPT_SELECTION_OPS
1083extern void HandleExecFormatted        PROTO_XT_ACTIONS_ARGS;
1084extern void HandleExecSelectable       PROTO_XT_ACTIONS_ARGS;
1085extern void HandleInsertFormatted      PROTO_XT_ACTIONS_ARGS;
1086extern void HandleInsertSelectable     PROTO_XT_ACTIONS_ARGS;
1087#endif
1088
1089#if OPT_SESSION_MGT
1090extern void xtermCloseSession (void);
1091extern void xtermOpenSession (void);
1092#else
1093#define xtermCloseSession() /* nothing */
1094#define xtermOpenSession() /* nothing */
1095#endif
1096
1097#if OPT_WIDE_CHARS
1098extern Bool xtermEnvUTF8(void);
1099#else
1100#define xtermEnvUTF8() False
1101#endif
1102
1103#ifdef ALLOWLOGGING
1104extern void StartLog (XtermWidget /* xw */);
1105extern void CloseLog (XtermWidget /* xw */);
1106extern void FlushLog (XtermWidget /* xw */);
1107#else
1108#define FlushLog(xw) /*nothing*/
1109#endif
1110
1111/* print.c */
1112extern Bool xtermHasPrinter (XtermWidget /* xw */);
1113extern PrinterFlags *getPrinterFlags (XtermWidget /* xw */, String * /* params */, Cardinal * /* param_count */);
1114extern int xtermPrinterControl (XtermWidget /* xw */, int /* chr */);
1115extern void setPrinterControlMode (XtermWidget /* xw */, int /* mode */);
1116extern void xtermAutoPrint (XtermWidget /* xw */, unsigned /* chr */);
1117extern void xtermMediaControl (XtermWidget /* xw */, int  /* param */, int  /* private_seq */);
1118extern void xtermPrintScreen (XtermWidget /* xw */, Bool  /* use_DECPEX */, PrinterFlags * /* p */);
1119extern void xtermPrintEverything (XtermWidget /* xw */, PrinterFlags * /* p */);
1120extern void xtermPrintImmediately (XtermWidget /* xw */, String /* filename */, int /* opts */, int /* attributes */);
1121extern void xtermPrintOnXError (XtermWidget /* xw */, int /* n */);
1122
1123/* ptydata.c */
1124#ifdef VMS
1125#define PtySelect int
1126#else
1127#define PtySelect fd_set
1128#endif
1129
1130extern Bool decodeUtf8 (PtyData * /* data */);
1131extern int readPtyData (XtermWidget /* xw */, PtySelect * /* select_mask */, PtyData * /* data */);
1132extern void fillPtyData (XtermWidget /* xw */, PtyData * /* data */, const char * /* value */, int  /* length */);
1133extern void initPtyData (PtyData ** /* data */);
1134extern void trimPtyData (XtermWidget /* xw */, PtyData * /* data */);
1135
1136#ifdef NO_LEAKS
1137extern void noleaks_ptydata ( void );
1138#endif
1139
1140#if OPT_WIDE_CHARS
1141extern Char *convertToUTF8 (Char * /* lp */, unsigned  /* c */);
1142extern IChar nextPtyData (TScreen * /* screen */, PtyData * /* data */);
1143extern IChar skipPtyData (PtyData * /* data */);
1144extern PtyData * fakePtyData(PtyData * /* result */, Char * /* next */, Char * /* last */);
1145extern void switchPtyData (TScreen * /* screen */, int  /* f */);
1146extern void writePtyData (int  /* f */, IChar * /* d */, unsigned  /* len */);
1147
1148#define morePtyData(screen,data) \
1149	(((data)->last > (data)->next) \
1150	 ? (((screen)->utf8_inparse && !(data)->utf_size) \
1151	    ? decodeUtf8(data) \
1152	    : True) \
1153	 : False)
1154#else
1155#define morePtyData(screen, data) ((data)->last > (data)->next)
1156#define nextPtyData(screen, data) (IChar) (*((data)->next++) & \
1157					   (screen->output_eight_bits \
1158					    ? 0xff \
1159					    : 0x7f))
1160#define writePtyData(f,d,len) v_write(f,d,len)
1161#endif
1162
1163/* screen.c */
1164
1165/*
1166 * See http://standards.freedesktop.org/wm-spec/wm-spec-latest.html
1167 */
1168#define _NET_WM_STATE_REMOVE	0	/* remove/unset property */
1169#define _NET_WM_STATE_ADD	1	/* add/set property */
1170#define _NET_WM_STATE_TOGGLE	2	/* toggle property */
1171
1172extern Bool non_blank_line (TScreen */* screen */, int  /* row */, int  /* col */, int  /* len */);
1173extern Char * allocScrnData (TScreen * /* screen */, unsigned /* nrow */, unsigned /* ncol */);
1174extern ScrnBuf allocScrnBuf (XtermWidget /* xw */, unsigned  /* nrow */, unsigned  /* ncol */, ScrnPtr * /* addr */);
1175extern ScrnBuf scrnHeadAddr (TScreen * /* screen */, ScrnBuf /* base */, unsigned /* offset */);
1176extern int ScreenResize (XtermWidget /* xw */, int  /* width */, int  /* height */, unsigned * /* flags */);
1177extern size_t ScrnPointers (TScreen * /* screen */, size_t  /* len */);
1178extern void ClearBufRows (XtermWidget /* xw */, int  /* first */, int  /* last */);
1179extern void ClearCells (XtermWidget /* xw */, int /* flags */, unsigned /* len */, int /* row */, int /* col */);
1180extern void CopyCells (TScreen * /* screen */, LineData * /* src */, LineData * /* dst */, int /* col */, int /* len */);
1181extern void FullScreen (XtermWidget /* xw */, int /* mode */);
1182extern void ScrnAllocBuf (XtermWidget /* xw */);
1183extern void ScrnClearCells (XtermWidget /* xw */, int /* row */, int /* col */, unsigned /* len */);
1184extern void ScrnDeleteChar (XtermWidget /* xw */, unsigned  /* n */);
1185extern void ScrnDeleteCol (XtermWidget /* xw */, unsigned  /* n */);
1186extern void ScrnDeleteLine (XtermWidget /* xw */, ScrnBuf  /* sb */, int  /* n */, int  /* last */, unsigned /* where */);
1187extern void ScrnDisownSelection (XtermWidget /* xw */);
1188extern void ScrnFillRectangle (XtermWidget /* xw */, XTermRect *,  int ,  unsigned /* flags */, Bool /* keepColors */);
1189extern void ScrnInsertChar (XtermWidget /* xw */, unsigned  /* n */);
1190extern void ScrnInsertCol (XtermWidget /* xw */, unsigned  /* n */);
1191extern void ScrnInsertLine (XtermWidget /* xw */, ScrnBuf /* sb */, int  /* last */, int  /* where */, unsigned  /* n */);
1192extern void ScrnRefresh (XtermWidget /* xw */, int  /* toprow */, int  /* leftcol */, int  /* nrows */, int  /* ncols */, Bool  /* force */);
1193extern void ScrnUpdate (XtermWidget /* xw */, int  /* toprow */, int  /* leftcol */, int  /* nrows */, int  /* ncols */, Bool  /* force */);
1194extern void ScrnWriteText (XtermWidget /* xw */, IChar * /* str */, unsigned  /* flags */, unsigned /* cur_fg_bg */, unsigned  /* length */);
1195extern void ShowWrapMarks (XtermWidget /* xw */, int /* row */, LineData * /* ld */);
1196extern void setupLineData (TScreen * /* screen */, ScrnBuf /* base */, Char * /* data */, unsigned /* nrow */, unsigned /* ncol */);
1197extern void xtermParseRect (XtermWidget /* xw */, int, int *, XTermRect *);
1198
1199#if OPT_TRACE && OPT_TRACE_FLAGS
1200extern int  LineTstFlag(LineData /* ld */, int /* flag */);
1201extern void LineClrFlag(LineData /* ld */, int /* flag */);
1202extern void LineSetFlag(LineData /* ld */, int /* flag */);
1203#else
1204
1205#define LineFlags(ld)         GetLineFlags(ld)
1206
1207#define LineClrFlag(ld, flag) SetLineFlags(ld, (GetLineFlags(ld) & ~ (flag)))
1208#define LineSetFlag(ld, flag) SetLineFlags(ld, (GetLineFlags(ld) | (flag)))
1209#define LineTstFlag(ld, flag) ((GetLineFlags(ld) & flag) != 0)
1210
1211#endif /* OPT_TRACE && OPT_TRACE_FLAGS */
1212
1213#define LineClrBlinked(ld) LineClrFlag(ld, LINEBLINKED)
1214#define LineSetBlinked(ld) LineSetFlag(ld, LINEBLINKED)
1215#define LineTstBlinked(ld) LineTstFlag(ld, LINEBLINKED)
1216
1217#define LineClrWrapped(ld) LineClrFlag(ld, LINEWRAPPED)
1218#define LineSetWrapped(ld) LineSetFlag(ld, LINEWRAPPED)
1219#define LineTstWrapped(ld) LineTstFlag(ld, LINEWRAPPED)
1220
1221#define ScrnHaveSelection(screen) \
1222			((screen)->startH.row != (screen)->endH.row \
1223			|| (screen)->startH.col != (screen)->endH.col)
1224
1225#define ScrnAreRowsInSelection(screen, first, last) \
1226	((last) >= (screen)->startH.row && (first) <= (screen)->endH.row)
1227
1228#define ScrnIsRowInSelection(screen, line) \
1229	((line) >= (screen)->startH.row && (line) <= (screen)->endH.row)
1230
1231#define ScrnHaveRowMargins(screen) \
1232			((screen)->top_marg != 0 \
1233			|| ((screen)->bot_marg != screen->max_row))
1234
1235#define ScrnIsRowInMargins(screen, line) \
1236	((line) >= (screen)->top_marg && (line) <= (screen)->bot_marg)
1237
1238#define ScrnHaveColMargins(screen) \
1239			((screen)->rgt_marg > (screen)->max_col)
1240
1241#define ScrnIsColInMargins(screen, col) \
1242	((col) >= (screen)->lft_marg && (col) <= (screen)->rgt_marg)
1243
1244#define IsLeftRightMode(xw) ((xw)->flags & LEFT_RIGHT)
1245#define ScrnLeftMargin(xw)  (IsLeftRightMode(xw) \
1246			     ? TScreenOf(xw)->lft_marg \
1247			     : 0)
1248#define ScrnRightMargin(xw) (IsLeftRightMode(xw) \
1249			     ? TScreenOf(xw)->rgt_marg \
1250			     : MaxCols(TScreenOf(xw)) - 1)
1251
1252#if OPT_DEC_RECTOPS
1253extern void ScrnCopyRectangle (XtermWidget /* xw */, XTermRect *, int, int *);
1254extern void ScrnMarkRectangle (XtermWidget /* xw */, XTermRect *, Bool, int, int *);
1255extern void ScrnWipeRectangle (XtermWidget /* xw */, XTermRect *);
1256extern void xtermCheckRect(XtermWidget /* xw */, int /* nparam */, int */* params */, int * /* result */);
1257#endif
1258
1259#if OPT_WIDE_CHARS
1260extern void ChangeToWide(XtermWidget /* xw */);
1261#endif
1262
1263/* scrollback.c */
1264extern LineData *getScrollback (TScreen * /* screen */, int /* row */);
1265extern LineData *addScrollback (TScreen * /* screen */);
1266extern void deleteScrollback (TScreen * /* screen */);
1267
1268/* scrollbar.c */
1269extern void DoResizeScreen (XtermWidget /* xw */);
1270extern void HandleScrollBack           PROTO_XT_ACTIONS_ARGS;
1271extern void HandleScrollForward        PROTO_XT_ACTIONS_ARGS;
1272extern void ResizeScrollBar (XtermWidget  /* xw */);
1273extern void ScrollBarDrawThumb (Widget  /* scrollWidget */);
1274extern void ScrollBarOff (XtermWidget  /* xw */);
1275extern void ScrollBarOn (XtermWidget  /* xw */, Bool /* init */);
1276extern void ScrollBarReverseVideo (Widget  /* scrollWidget */);
1277extern void ToggleScrollBar (XtermWidget  /* xw */);
1278extern void WindowScroll (XtermWidget /* xw */, int  /* top */, Bool /* always */);
1279
1280#ifdef SCROLLBAR_RIGHT
1281extern void updateRightScrollbar(XtermWidget  /* xw */);
1282#else
1283#define updateRightScrollbar(xw) /* nothing */
1284#endif
1285
1286/* tabs.c */
1287extern Bool TabToNextStop (XtermWidget /* xw */);
1288extern Bool TabToPrevStop (XtermWidget /* xw */);
1289extern void TabClear (Tabs  /* tabs */, int  /* col */);
1290extern void TabReset (Tabs  /* tabs */);
1291extern void TabSet (Tabs  /* tabs */, int  /* col */);
1292extern void TabZonk (Tabs  /* tabs */);
1293
1294/* util.c */
1295extern Boolean isDefaultBackground(const char * /* name */);
1296extern Boolean isDefaultForeground(const char * /* name */);
1297extern GC updatedXtermGC (XtermWidget /* xw */, unsigned  /* flags */, unsigned /* fg_bg */, Bool  /* hilite */);
1298extern int ClearInLine (XtermWidget /* xw */, int /* row */, int /* col */, unsigned /* len */);
1299extern int HandleExposure (XtermWidget /* xw */, XEvent * /* event */);
1300extern int dimRound (double /* value */);
1301extern int drawXtermText (XtermWidget /* xw */, unsigned /* flags */, GC /* gc */, int /* x */, int /* y */, int /* chrset */, IChar * /* text */, Cardinal /* len */, int /* on_wide */);
1302extern int extendedBoolean(const char * /* value */, FlagList * /* table */, Cardinal /* limit */);
1303extern void ChangeColors (XtermWidget  /* xw */, ScrnColors * /* pNew */);
1304extern void ClearRight (XtermWidget /* xw */, int /* n */);
1305extern void ClearScreen (XtermWidget /* xw */);
1306extern void DeleteChar (XtermWidget /* xw */, unsigned /* n */);
1307extern void DeleteLine (XtermWidget /* xw */, int /* n */);
1308extern void FlushScroll (XtermWidget /* xw */);
1309extern void GetColors (XtermWidget  /* xw */, ScrnColors * /* pColors */);
1310extern void InsertChar (XtermWidget /* xw */, unsigned /* n */);
1311extern void InsertLine (XtermWidget /* xw */, int  /* n */);
1312extern void RevScroll (XtermWidget /* xw */, int  /* amount */);
1313extern void ReverseVideo (XtermWidget  /* termw */);
1314extern void WriteText (XtermWidget /* xw */, IChar * /* str */, Cardinal /* len */);
1315extern void decode_keyboard_type (XtermWidget /* xw */, struct XTERM_RESOURCE * /* rp */);
1316extern void decode_wcwidth (XtermWidget  /* xw */);
1317extern void do_cd_xtra_scroll (XtermWidget /* xw */);
1318extern void do_erase_display (XtermWidget /* xw */, int  /* param */, int  /* mode */);
1319extern void do_erase_line (XtermWidget /* xw */, int  /* param */, int  /* mode */);
1320extern void do_ti_xtra_scroll (XtermWidget /* xw */);
1321extern void getXtermSizeHints (XtermWidget /* xw */);
1322extern void init_keyboard_type (XtermWidget /* xw */, xtermKeyboardType /* type */, Bool  /* set */);
1323extern void recolor_cursor (TScreen * /* screen */, Cursor  /* cursor */, unsigned long  /* fg */, unsigned long  /* bg */);
1324extern void resetXtermGC (XtermWidget /* xw */, unsigned  /* flags */, Bool  /* hilite */);
1325extern void scrolling_copy_area (XtermWidget /* xw */, int  /* firstline */, int  /* nlines */, int  /* amount */);
1326extern void set_keyboard_type (XtermWidget /* xw */, xtermKeyboardType  /* type */, Bool  /* set */);
1327extern void toggle_keyboard_type (XtermWidget /* xw */, xtermKeyboardType  /* type */);
1328extern void update_keyboard_type (void);
1329extern void xtermClear (XtermWidget /* xw */);
1330extern void xtermColIndex (XtermWidget /* xw */, Bool /* toLeft */);
1331extern void xtermColScroll (XtermWidget /* xw */, int /* amount */, Bool /* toLeft */, int /* at_col */);
1332extern void xtermRepaint (XtermWidget /* xw */);
1333extern void xtermScroll (XtermWidget /* xw */, int /* amount */);
1334extern void xtermScrollLR (XtermWidget /* xw */, int /* amount */, Bool /* toLeft */);
1335extern void xtermSizeHints (XtermWidget  /* xw */, int /* scrollbarWidth */);
1336
1337#if OPT_ISO_COLORS
1338
1339extern unsigned extract_fg (XtermWidget /* xw */, unsigned  /* color */, unsigned  /* flags */);
1340extern unsigned extract_bg (XtermWidget /* xw */, unsigned  /* color */, unsigned  /* flags */);
1341extern CellColor makeColorPair (int  /* fg */, int  /* bg */);
1342extern void ClearCurBackground (XtermWidget /* xw */, int  /* top */, int  /* left */, unsigned  /* height */, unsigned  /* width */, unsigned /* fw */);
1343
1344#define xtermColorPair(xw) makeColorPair(xw->sgr_foreground, xw->sgr_background)
1345
1346#define getXtermForeground(xw, flags, color) \
1347	(((flags) & FG_COLOR) && ((int)(color) >= 0 && (color) < MAXCOLORS) \
1348			? GET_COLOR_RES(xw, TScreenOf(xw)->Acolors[color]) \
1349			: T_COLOR(TScreenOf(xw), TEXT_FG))
1350
1351#define getXtermBackground(xw, flags, color) \
1352	(((flags) & BG_COLOR) && ((int)(color) >= 0 && (color) < MAXCOLORS) \
1353			? GET_COLOR_RES(xw, TScreenOf(xw)->Acolors[color]) \
1354			: T_COLOR(TScreenOf(xw), TEXT_BG))
1355
1356#if OPT_COLOR_RES
1357#define GET_COLOR_RES(xw, res) xtermGetColorRes(xw, &(res))
1358#define SET_COLOR_RES(res,color) (res)->value = color
1359#define EQL_COLOR_RES(res,color) (res)->value == color
1360#define T_COLOR(v,n) (v)->Tcolors[n].value
1361extern Pixel xtermGetColorRes(XtermWidget /* xw */, ColorRes * /* res */);
1362#else
1363#define GET_COLOR_RES(xw, res) res
1364#define SET_COLOR_RES(res,color) *res = color
1365#define EQL_COLOR_RES(res,color) *res == color
1366#define T_COLOR(v,n) (v)->Tcolors[n]
1367#endif
1368
1369#define ExtractForeground(color) (unsigned) GetCellColorFG(color)
1370#define ExtractBackground(color) (unsigned) GetCellColorBG(color)
1371
1372#define MapToColorMode(fg, screen, flags) \
1373	(((screen)->colorBLMode && ((flags) & BLINK)) \
1374	 ? COLOR_BL \
1375	 : (((screen)->colorBDMode && ((flags) & BOLD)) \
1376	    ? COLOR_BD \
1377	    : (((screen)->colorULMode && ((flags) & UNDERLINE)) \
1378	       ? COLOR_UL \
1379	       : fg)))
1380
1381#define checkVeryBoldAttr(flags, fg, code, attr) \
1382	if ((flags & FG_COLOR) != 0 \
1383	 && (screen->veryBoldColors & attr) == 0 \
1384	 && (flags & attr) != 0 \
1385	 && (fg == code)) \
1386		 UIntClr(flags, attr)
1387
1388#define checkVeryBoldColors(flags, fg) \
1389	checkVeryBoldAttr(flags, fg, COLOR_RV, INVERSE); \
1390	checkVeryBoldAttr(flags, fg, COLOR_UL, UNDERLINE); \
1391	checkVeryBoldAttr(flags, fg, COLOR_BD, BOLD); \
1392	checkVeryBoldAttr(flags, fg, COLOR_BL, BLINK)
1393
1394#else /* !OPT_ISO_COLORS */
1395
1396#define MapToColorMode(fg, screen, flags) fg
1397
1398#define ClearCurBackground(xw, top, left, height, width, fw) \
1399	XClearArea (TScreenOf(xw)->display, \
1400		    VDrawable(TScreenOf(xw)), \
1401		    CursorX2(TScreenOf(xw), left, fw), \
1402		    CursorY(TScreenOf(xw), top), \
1403		    width * fw, \
1404		    height * FontHeight(TScreenOf(xw)), \
1405		    False)
1406
1407#define extract_fg(xw, color, flags) (xw)->cur_foreground
1408#define extract_bg(xw, color, flags) (xw)->cur_background
1409
1410		/* FIXME: Reverse-Video? */
1411#define T_COLOR(v,n) (v)->Tcolors[n]
1412#define getXtermBackground(xw, flags, color) T_COLOR(TScreenOf(xw), TEXT_BG)
1413#define getXtermForeground(xw, flags, color) T_COLOR(TScreenOf(xw), TEXT_FG)
1414#define makeColorPair(fg, bg) 0
1415#define xtermColorPair(xw) 0
1416
1417#define checkVeryBoldColors(flags, fg) /* nothing */
1418
1419#endif	/* OPT_ISO_COLORS */
1420
1421#if OPT_ZICONBEEP
1422extern void initZIconBeep(void);
1423extern void resetZIconBeep(XtermWidget /* xw */);
1424extern Boolean showZIconBeep(XtermWidget /* xw */, char * /* name */);
1425#else
1426#define initZIconBeep() /* nothing */
1427#define showZIconBeep(xw, name) False
1428#endif
1429
1430#define XTERM_CELL(row,col)    getXtermCell(screen,     ROW2INX(screen, row), col)
1431
1432extern unsigned getXtermCell (TScreen * /* screen */, int  /* row */, int  /* col */);
1433extern unsigned getXtermCombining(TScreen * /* screen */, int /* row */, int /* col */, int /* off */);
1434extern void putXtermCell (TScreen * /* screen */, int  /* row */, int  /* col */, int  /* ch */);
1435
1436#define IsCellCombined(screen, row, col) (getXtermCombining(screen, row, col, 0) != 0)
1437
1438#if OPT_HIGHLIGHT_COLOR
1439#define isNotForeground(xw, fg, bg, sel) \
1440		(Boolean) ((sel) != T_COLOR(TScreenOf(xw), TEXT_FG) \
1441			   && (sel) != (fg) \
1442			   && (sel) != (bg) \
1443			   && (sel) != (xw)->dft_foreground)
1444#define isNotBackground(xw, fg, bg, sel) \
1445		(Boolean) ((sel) != T_COLOR(TScreenOf(xw), TEXT_BG) \
1446			   && (sel) != (fg) \
1447			   && (sel) != (bg) \
1448			   && (sel) != (xw)->dft_background)
1449#endif
1450
1451#if OPT_WIDE_CHARS
1452extern Boolean isWideControl(unsigned /* ch */);
1453extern int DamagedCells(TScreen * /* screen */, unsigned /* n */, int * /* klp */, int * /* krp */, int /* row */, int /* col */);
1454extern int DamagedCurCells(TScreen * /* screen */, unsigned /* n */, int * /* klp */, int * /* krp */);
1455extern unsigned AsciiEquivs(unsigned /* ch */);
1456extern void addXtermCombining (TScreen * /* screen */, int  /* row */, int  /* col */, unsigned  /* ch */);
1457extern void allocXtermChars(ScrnPtr * /* buffer */, Cardinal /* length */);
1458#endif
1459
1460#if OPT_XMC_GLITCH
1461extern void Mark_XMC (XtermWidget /* xw */, int  /* param */);
1462extern void Jump_XMC (XtermWidget /* xw */);
1463extern void Resolve_XMC (XtermWidget /* xw */);
1464#endif
1465
1466#if OPT_WIDE_CHARS
1467unsigned visual_width(IChar * /* str */, Cardinal  /* len */);
1468#else
1469#define visual_width(a, b) (b)
1470#endif
1471
1472#define BtoS(b)    (((b) == Maybe) ? "maybe" : ((b) ? "on" : "off"))
1473#define NonNull(s) ((s) ? (s) : "<null>")
1474
1475#define UIntSet(dst,bits) dst = dst | (unsigned) (bits)
1476#define UIntClr(dst,bits) dst = dst & (unsigned) ~(bits)
1477
1478#ifdef __cplusplus
1479	}
1480#endif
1481/* *INDENT-ON* */
1482
1483#endif /* included_xterm_h */
1484