1 /****************************************************************************
2 * Copyright 2018-2023,2024 Thomas E. Dickey *
3 * Copyright 1998-2017,2018 Free Software Foundation, Inc. *
5 * Permission is hereby granted, free of charge, to any person obtaining a *
6 * copy of this software and associated documentation files (the *
7 * "Software"), to deal in the Software without restriction, including *
8 * without limitation the rights to use, copy, modify, merge, publish, *
9 * distribute, distribute with modifications, sublicense, and/or sell *
10 * copies of the Software, and to permit persons to whom the Software is *
11 * furnished to do so, subject to the following conditions: *
13 * The above copyright notice and this permission notice shall be included *
14 * in all copies or substantial portions of the Software. *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
24 * Except as contained in this notice, the name(s) of the above copyright *
25 * holders shall not be used in advertising or otherwise to promote the *
26 * sale, use or other dealings in this Software without prior written *
28 ****************************************************************************/
30 /****************************************************************************
31 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
32 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
33 * and: Thomas E. Dickey 1996-on *
34 * and: Juergen Pfeifer *
35 ****************************************************************************/
38 * $Id: curses.priv.h,v 1.686 2024/04/13 18:59:05 tom Exp $
42 * Header file for curses library objects which are private to
48 #define CURSES_PRIV_H 1
51 #include <ncurses_dll.h>
57 #include <ncurses_cfg.h>
60 #define MODULE_ID(id) static const char Ident[] = id;
62 #define MODULE_ID(id) /*nothing*/
65 #include <stddef.h> /* for offsetof */
68 #include <sys/types.h>
90 /* Some Windows related defines */
92 #if (defined(_WIN32) || defined(_WIN64))
95 #undef EXP_WIN32_DRIVER
99 #if (defined(__MINGW32__) || defined(__MINGW64__))
108 /* Some systems have a broken 'select()', but workable 'poll()'. Use that */
109 #if HAVE_WORKING_POLL
110 #define USE_FUNC_POLL 1
114 #include <sys/poll.h>
117 #define USE_FUNC_POLL 0
121 # include <inttypes.h>
128 #if (defined(__USE_MINGW_ANSI_STDIO) && __USE_MINGW_ANSI_STDIO != 0) && (defined(__GNUC__) && (__GNUC__ < 12))
129 # undef PRIxPTR /* gcc bug fixed in 12.x */
130 # define PRIxPTR "lX"
131 # define CASTxPTR(n) (unsigned long)(intptr_t)(void*)(n)
133 # define CASTxPTR(n) (intptr_t)(n)
137 # define PRIxPTR "lx"
138 # define CASTxPTR(n) (long)(void*)(n)
141 /* include signal.h before curses.h to work-around defect in glibc 2.1.3 */
144 /* Alessandro Rubini's GPM (general-purpose mouse) */
145 #if HAVE_LIBGPM && HAVE_GPM_H
146 #define USE_GPM_SUPPORT 1
148 #define USE_GPM_SUPPORT 0
151 /* QNX mouse support */
152 #if defined(__QNX__) && !defined(__QNXNTO__)
153 #define USE_QNX_MOUSE 1
155 #define USE_QNX_MOUSE 0
158 /* EMX mouse support */
160 #define USE_EMX_MOUSE 1
162 #define USE_EMX_MOUSE 0
165 /* kLIBC keyboard/mouse support */
166 #if defined(__OS2__) && defined(__KLIBC__)
167 #define USE_KLIBC_KBD 1
168 #define USE_KLIBC_MOUSE 1
170 #define USE_KLIBC_KBD 0
171 #define USE_KLIBC_MOUSE 0
174 #define DEFAULT_MAXCLICK 166
175 #define EV_MAX 8 /* size of mouse circular event queue */
178 * If we don't have signals to support it, don't add a sigwinch handler.
179 * In any case, resizing is an extended feature. Use it if we've got it.
181 #if !NCURSES_EXT_FUNCS
182 #undef HAVE_SIZECHANGE
183 #define HAVE_SIZECHANGE 0
186 #if HAVE_SIZECHANGE && USE_SIGWINCH && defined(SIGWINCH)
187 #define USE_SIZECHANGE 1
189 #define USE_SIZECHANGE 0
191 #define USE_SIGWINCH 0
195 * When building in the MSYS2 environment, the automatic discovery of
196 * the path separator in configure doesn't work properly. So, if building
197 * for MinGW, we enforce the correct Windows PATH separator
199 #if defined(_NC_WINDOWS)
200 # ifdef NCURSES_PATHSEP
201 # undef NCURSES_PATHSEP
203 # define NCURSES_PATHSEP ';'
207 * When the standard handles have been redirected (such as inside a text editor
208 * or the less utility), keystrokes must be read from the console rather than
209 * the redirected handle. The standard output handle suffers from a similar
210 * problem. Both handles are not closed once opened. The console shall be
211 * considered reachable throughout the process.
213 #if defined(_NC_WINDOWS)
214 #define GetDirectHandle(fileName, shareMode) \
215 CreateFile(TEXT(fileName), \
216 GENERIC_READ | GENERIC_WRITE, \
225 * Not all platforms have memmove; some have an equivalent bcopy. (Some may
229 #define memmove(d,s,n) bcopy(s,d,n)
231 #define memmove(d,s,n) _nc_memmove(d,s,n)
232 extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t);
236 * If we have va_copy(), use it for assigning va_list's.
238 #if defined(HAVE___VA_COPY)
239 #define begin_va_copy(dst,src) __va_copy(dst, src)
240 #define end_va_copy(dst) va_end(dst)
241 #elif defined(va_copy) || defined(HAVE_VA_COPY)
242 #define begin_va_copy(dst,src) va_copy(dst, src)
243 #define end_va_copy(dst) va_end(dst)
245 #define begin_va_copy(dst,src) (dst) = (src)
246 #define end_va_copy(dst) /* nothing */
250 * Either/both S_ISxxx and/or S_IFxxx are defined in sys/types.h; some systems
251 * lack one or the other.
254 #define S_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR)
258 #define S_ISREG(mode) ((mode & S_IFMT) == S_IFREG)
262 * POSIX ignores the "b", which c89 specified. Some very old systems do not
274 * Scroll hints are useless when hashmap is used
276 #if !USE_SCROLL_HINTS
278 #define USE_SCROLL_HINTS 1
280 #define USE_SCROLL_HINTS 0
285 #define if_USE_SCROLL_HINTS(stmt) stmt
287 #define if_USE_SCROLL_HINTS(stmt) /*nothing*/
290 #include <nc_string.h>
293 * Options for terminal drivers, etc...
295 #ifdef USE_TERM_DRIVER
296 #define NO_TERMINAL "unknown"
297 #define USE_SP_RIPOFF 1
298 #define USE_SP_TERMTYPE 1
300 #define NO_TERMINAL 0
303 #define VALID_TERM_ENV(term_env, no_terminal) \
304 (term_env = (NonEmpty(term_env) \
310 * Originally a terminal-driver option, the window-list is per-screen to allow
311 * freeing memory used for windows when a screen is deleted.
313 #define USE_SP_WINDOWLIST 1
316 * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only
317 * when we're throwing control codes at the screen at high volume. To see
318 * this, re-enable USE_HARD_TABS and run worm for a while. Other systems
319 * probably don't want to define this either due to uncertainties about tab
320 * delays and expansion in raw mode.
323 #define TRIES struct tries
325 TRIES *child; /* ptr to child. NULL if none */
326 TRIES *sibling; /* ptr to sibling. NULL if none */
327 unsigned char ch; /* character at this node */
328 unsigned short value; /* code of string so far. 0 if none. */
333 * Common/troublesome character definitions
335 #define StringOf(ch) {ch, 0}
347 #define VT_ACSC "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~"
350 * Structure for palette tables
353 #define MAXCOLUMNS 135
355 #define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */
359 #define WINDOWLIST struct _win_list
361 #if USE_WIDEC_SUPPORT
362 #define _nc_bkgd _bkgrnd
364 #undef _XOPEN_SOURCE_EXTENDED
366 #define _nc_bkgd _bkgd
367 #define wgetbkgrnd(win, wch) ((*wch = win->_bkgd) != 0 ? OK : ERR)
368 #define wbkgrnd wbkgd
371 #undef NCURSES_OPAQUE
372 #define NCURSES_INTERNALS 1
373 #define NCURSES_OPAQUE 0
375 #include <curses.h> /* we'll use -Ipath directive to get the right one! */
377 #if !(defined(NCURSES_WGETCH_EVENTS) && defined(NEED_KEY_EVENT))
378 #undef KEY_EVENT /* reduce compiler-warnings with Visual C++ */
383 int red, green, blue; /* what color_content() returns */
384 int r, g, b; /* params to init_color() */
385 int init; /* true if we called init_color() */
394 } bits; /* bits per color-value in RGB */
399 * If curses.h did not expose the SCREEN-functions, then we do not need the
400 * parameter in the corresponding unextended functions.
403 #define USE_SP_FUNC_SUPPORT NCURSES_SP_FUNCS
404 #define USE_EXT_SP_FUNC_SUPPORT (NCURSES_SP_FUNCS && NCURSES_EXT_FUNCS)
407 #define SP_PARM sp /* use parameter */
408 #define NCURSES_SP_ARG SP_PARM
409 #define NCURSES_SP_DCL SCREEN *NCURSES_SP_ARG
410 #define NCURSES_SP_DCL0 NCURSES_SP_DCL
411 #define NCURSES_SP_ARGx NCURSES_SP_ARG,
412 #define NCURSES_SP_DCLx SCREEN *NCURSES_SP_ARGx
414 #define SP_PARM SP /* use global variable */
415 #define NCURSES_SP_ARG
416 #define NCURSES_SP_DCL
417 #define NCURSES_SP_DCL0 void
418 #define NCURSES_SP_ARGx
419 #define NCURSES_SP_DCLx
422 #include <nc_panel.h>
424 #include <term.priv.h>
425 #include <nc_termios.h>
427 #define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen)
428 #define HasTerminal(sp) (((sp) != 0) && (0 != ((sp)->_term)))
429 #define IsValidScreen(sp) (HasTerminal(sp) && !IsPreScreen(sp))
432 #define CurTerm _nc_prescreen._cur_term
434 #define CurTerm cur_term
438 #define TerminalOf(sp) ((sp) ? ((sp)->_term ? (sp)->_term : CurTerm) : CurTerm)
440 #define TerminalOf(sp) CurTerm
444 * The legacy layout for TERMTYPE uses "short" for all of the numbers. Moving
445 * past that, numeric capabilities can be "int" by using a TERMTYPE2 structure
446 * in TERMINAL, and doing most of the internal work using TERMTYPE2. There are
447 * a few places (mostly to expose the legacy layout) where the distinction
450 #if NCURSES_EXT_COLORS && HAVE_INIT_EXTENDED_COLOR
451 #define NCURSES_EXT_NUMBERS 1
452 #define NCURSES_INT2 int
453 #define SIZEOF_INT2 4
454 #define TerminalType(tp) (tp)->type2
456 #define NCURSES_EXT_NUMBERS 0
457 #define NCURSES_INT2 short
458 #define SIZEOF_INT2 2
459 #define TerminalType(tp) (tp)->type
462 #define SIZEOF_SHORT 2
466 #define CUR TerminalType(cur_term).
470 * Reduce dependency on cur_term global by using terminfo data from SCREEN's
471 * pointer to this data.
473 #ifdef USE_SP_TERMTYPE
477 #define SP_TERMTYPE TerminalType(TerminalOf(sp)).
479 #include <term_entry.h>
481 #include <nc_tparm.h>
484 * Simplify ifdef's for the "*_ATTR" macros in case italics are not configured.
486 #if defined(A_ITALIC) && defined(exit_italics_mode)
495 * Use these macros internally, to make tracing less verbose. But leave the
496 * option for compiling the tracing into the library.
499 #define ColorPair(n) (NCURSES_BITS(n, 0) & A_COLOR)
500 #define PairNumber(a) (NCURSES_CAST(int,(((unsigned long)(a) & A_COLOR) >> NCURSES_ATTR_SHIFT)))
502 #define ColorPair(pair) COLOR_PAIR(pair)
503 #define PairNumber(attr) PAIR_NUMBER(attr)
506 #define unColor(n) unColor2(AttrOf(n))
507 #define unColor2(a) ((a) & ALL_BUT_COLOR)
510 * Extended-colors stores the color pair in a separate struct-member than the
511 * attributes. But for compatibility, we handle most cases where a program
512 * written for non-extended colors stores the color in the attributes by
513 * checking for a color pair in both places.
515 #if NCURSES_EXT_COLORS
516 #define if_EXT_COLORS(stmt) stmt
517 #define SetPair(value,p) SetPair2((value).ext_color, AttrOf(value), p)
518 #define SetPair2(c,a,p) c = (p), \
519 a = (unColor2(a) | ColorPair(oldColor(c)))
520 #define GetPair(value) GetPair2((value).ext_color, AttrOf(value))
521 #define GetPair2(c,a) ((c) ? (c) : PairNumber(a))
522 #define oldColor(p) (((p) > 255) ? 255 : (p))
523 #define GET_WINDOW_PAIR(w) GetPair2((w)->_color, (w)->_attrs)
524 #define SET_WINDOW_PAIR(w,p) (w)->_color = (p)
525 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b))
527 #define VIDPUTS(sp,attr,pair) do { \
528 int vid_pair = pair; \
529 NCURSES_SP_NAME(vid_puts)( \
530 NCURSES_SP_ARGx attr, \
531 (NCURSES_PAIRS_T) pair, \
533 NCURSES_OUTC_FUNC); \
536 #else /* !NCURSES_EXT_COLORS */
538 #define if_EXT_COLORS(stmt) /* nothing */
539 #define SetPair(value,p) RemAttr(value, A_COLOR), \
540 SetAttr(value, AttrOf(value) | ColorPair(p))
541 #define GetPair(value) PairNumber(AttrOf(value))
542 #define GET_WINDOW_PAIR(w) PairNumber(WINDOW_ATTRS(w))
543 #define SET_WINDOW_PAIR(w,p) WINDOW_ATTRS(w) &= ALL_BUT_COLOR, \
544 WINDOW_ATTRS(w) |= ColorPair(p)
545 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b))
547 #define VIDPUTS(sp,attr,pair) NCURSES_SP_NAME(vidputs)(NCURSES_SP_ARGx attr, NCURSES_OUTC_FUNC)
549 #endif /* NCURSES_EXT_COLORS */
551 #define NCURSES_OUTC_FUNC NCURSES_SP_NAME(_nc_outch)
552 #define NCURSES_PUTP2(name,value) NCURSES_SP_NAME(_nc_putp)(NCURSES_SP_ARGx name, value)
553 #define NCURSES_PUTP2_FLUSH(name,value) NCURSES_SP_NAME(_nc_putp_flush)(NCURSES_SP_ARGx name, value)
555 #if NCURSES_NO_PADDING
556 #define GetNoPadding(sp) ((sp) ? (sp)->_no_padding : _nc_prescreen._no_padding)
557 #define SetNoPadding(sp) _nc_set_no_padding(sp)
558 extern NCURSES_EXPORT(void) _nc_set_no_padding(SCREEN *);
560 #define GetNoPadding(sp) FALSE
561 #define SetNoPadding(sp) /*nothing*/
564 #define WINDOW_ATTRS(w) ((w)->_attrs)
566 #define SCREEN_ATTRS(s) (*((s)->_current_attr))
567 #define GET_SCREEN_PAIR(s) GetPair(SCREEN_ATTRS(s))
568 #define SET_SCREEN_PAIR(s,p) SetPair(SCREEN_ATTRS(s), p)
570 #if USE_REENTRANT || NCURSES_SP_FUNCS
571 extern NCURSES_EXPORT(int *) _nc_ptr_Lines (SCREEN *);
572 extern NCURSES_EXPORT(int *) _nc_ptr_Cols (SCREEN *);
573 extern NCURSES_EXPORT(int *) _nc_ptr_Tabsize (SCREEN *);
574 extern NCURSES_EXPORT(int *) _nc_ptr_Escdelay (SCREEN *);
579 #define ptrLines(sp) (sp ? &(sp->_LINES) : &(_nc_prescreen._LINES))
580 #define ptrCols(sp) (sp ? &(sp->_COLS) : &(_nc_prescreen._COLS))
581 #define ptrTabsize(sp) (sp ? &(sp->_TABSIZE) : &(_nc_prescreen._TABSIZE))
582 #define ptrEscdelay(sp) (sp ? &(sp->_ESCDELAY) : &(_nc_prescreen._ESCDELAY))
584 #define SET_LINES(value) *_nc_ptr_Lines(SP_PARM) = value
585 #define SET_COLS(value) *_nc_ptr_Cols(SP_PARM) = value
586 #define SET_TABSIZE(value) *_nc_ptr_Tabsize(SP_PARM) = value
587 #define SET_ESCDELAY(value) *_nc_ptr_Escdelay(SP_PARM) = value
591 #define ptrLines(sp) &LINES
592 #define ptrCols(sp) &COLS
593 #define ptrTabsize(sp) &TABSIZE
594 #define ptrEscdelay(sp) &ESCDELAY
596 #define SET_LINES(value) LINES = value
597 #define SET_COLS(value) COLS = value
598 #define SET_TABSIZE(value) TABSIZE = value
599 #define SET_ESCDELAY(value) ESCDELAY = value
603 #define IS_SUBWIN(w) ((w)->_flags & _SUBWIN)
604 #define IS_PAD(w) ((w)->_flags & _ISPAD)
605 #define IS_WRAPPED(w) ((w)->_flags & _WRAPPED)
607 #define HasHardTabs() (NonEmpty(clear_all_tabs) && NonEmpty(set_tab))
609 #define TR_MUTEX(data) _tracef("%s@%d: me:%08lX COUNT:%2u/%2d/%6d/%2d/%s%9u: " #data, \
610 __FILE__, __LINE__, \
611 (unsigned long) (pthread_self()), \
612 data.__data.__lock, \
613 data.__data.__count, \
614 data.__data.__owner, \
615 data.__data.__kind, \
616 (data.__data.__nusers > 5) ? " OOPS " : "", \
617 data.__data.__nusers)
618 #define TR_GLOBAL_MUTEX(name) TR_MUTEX(_nc_globals.mutex_##name)
621 #if defined(__GNUC__)
622 # if defined __USE_ISOC99
623 # define _cat_pragma(exp) _Pragma(#exp)
624 # define _weak_pragma(exp) _cat_pragma(weak name)
626 # define _weak_pragma(exp)
628 # define _declare(name) __extension__ extern __typeof__(name) name
629 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
631 # undef USE_WEAK_SYMBOLS
632 # define USE_WEAK_SYMBOLS 0
640 extern NCURSES_EXPORT(void) _nc_init_pthreads(void);
641 extern NCURSES_EXPORT(void) _nc_mutex_init(pthread_mutex_t *);
642 extern NCURSES_EXPORT(int) _nc_mutex_lock(pthread_mutex_t *);
643 extern NCURSES_EXPORT(int) _nc_mutex_trylock(pthread_mutex_t *);
644 extern NCURSES_EXPORT(int) _nc_mutex_unlock(pthread_mutex_t *);
645 #define _nc_lock_global(name) _nc_mutex_lock(&_nc_globals.mutex_##name)
646 #define _nc_try_global(name) _nc_mutex_trylock(&_nc_globals.mutex_##name)
647 #define _nc_unlock_global(name) _nc_mutex_unlock(&_nc_globals.mutex_##name)
650 #error POSIX threads requires --enable-reentrant option
654 # if USE_WEAK_SYMBOLS
655 weak_symbol(pthread_sigmask);
656 weak_symbol(pthread_kill);
657 weak_symbol(pthread_self);
658 weak_symbol(pthread_equal);
659 weak_symbol(pthread_mutex_init);
660 weak_symbol(pthread_mutex_lock);
661 weak_symbol(pthread_mutex_unlock);
662 weak_symbol(pthread_mutex_trylock);
663 weak_symbol(pthread_mutexattr_settype);
664 weak_symbol(pthread_mutexattr_init);
665 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
667 # define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c)
668 # define GetThreadID() (((pthread_self)) ? pthread_self() : (pthread_t) getpid())
670 # define GetThreadID() pthread_self()
675 #undef HAVE_NANOSLEEP
676 #define HAVE_NANOSLEEP 0 /* nanosleep suspends all threads */
679 #else /* !USE_PTHREADS */
681 #if USE_PTHREADS_EINTR
682 # if USE_WEAK_SYMBOLS
684 weak_symbol(pthread_sigmask);
685 weak_symbol(pthread_kill);
686 weak_symbol(pthread_self);
687 weak_symbol(pthread_equal);
688 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
690 # define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c)
692 #endif /* USE_PTHREADS_EINTR */
694 #define _nc_init_pthreads() /* nothing */
695 #define _nc_mutex_init(obj) /* nothing */
697 #define _nc_lock_global(name) /* nothing */
698 #define _nc_try_global(name) 0
699 #define _nc_unlock_global(name) /* nothing */
700 #endif /* USE_PTHREADS */
702 #if USE_PTHREADS_EINTR
703 extern NCURSES_EXPORT(void) _nc_set_read_thread(bool);
705 #define _nc_set_read_thread(enable) /* nothing */
709 * When using sp-funcs, locks are targeted to SCREEN-level granularity.
710 * So the locking is done in the non-sp-func (which calls the sp-func) rather
711 * than in the sp-func itself.
713 * Use the _nc_nonsp_XXX functions in the function using "NCURSES_SP_NAME()".
714 * Use the _nc_sp_XXX functions in the function using "#if NCURSES_SP_FUNCS".
718 #define _nc_nonsp_lock_global(name) /* nothing */
719 #define _nc_nonsp_try_global(name) 0
720 #define _nc_nonsp_unlock_global(name) /* nothing */
722 #define _nc_sp_lock_global(name) _nc_lock_global(name)
723 #define _nc_sp_try_global(name) _nc_try_global(name)
724 #define _nc_sp_unlock_global(name) _nc_unlock_global(name)
728 #define _nc_nonsp_lock_global(name) _nc_lock_global(name)
729 #define _nc_nonsp_try_global(name) _nc_try_global(name)
730 #define _nc_nonsp_unlock_global(name) _nc_unlock_global(name)
732 #define _nc_sp_lock_global(name) /* nothing */
733 #define _nc_sp_try_global(name) 0
734 #define _nc_sp_unlock_global(name) /* nothing */
738 #if HAVE_CLOCK_GETTIME
739 # define PRECISE_GETTIME 1
740 # define GetClockTime(t) clock_gettime(CLOCK_REALTIME, t)
741 # define TimeType struct timespec
742 # define TimeScale 1000000000L /* 1e9 */
743 # define sub_secs tv_nsec
744 #elif HAVE_GETTIMEOFDAY
745 # define PRECISE_GETTIME 1
746 # define GetClockTime(t) gettimeofday(t, 0)
747 # define TimeType struct timeval
748 # define TimeScale 1000000L /* 1e6 */
749 # define sub_secs tv_usec
751 # define PRECISE_GETTIME 0
752 # define TimeType time_t
756 * Definitions for color pairs
759 #define MAX_OF_TYPE(t) (int)(((unsigned t)(~0))>>1)
761 #include <new_pair.h>
763 #define isDefaultColor(c) ((c) < 0)
764 #define COLOR_DEFAULT -1
766 #if defined(USE_BUILD_CC) || (defined(USE_TERMLIB) && !defined(NEED_NCURSES_CH_T))
768 #undef NCURSES_CH_T /* this is not a termlib feature */
769 #define NCURSES_CH_T void /* ...but we need a pointer in SCREEN */
771 #endif /* USE_TERMLIB */
776 NCURSES_CH_T *text; /* text of the line */
777 NCURSES_SIZE_T firstchar; /* first changed character in the line */
778 NCURSES_SIZE_T lastchar; /* last changed character in the line */
779 NCURSES_SIZE_T oldindex; /* index of the line at last update */
781 #endif /* USE_TERMLIB */
784 M_XTERM = -1 /* use xterm's mouse tracking? */
785 ,M_NONE = 0 /* no mouse device */
790 ,M_SYSMOUSE /* FreeBSD sysmouse on console */
792 #ifdef USE_TERM_DRIVER
793 ,M_TERM_DRIVER /* Win32 console, etc */
798 MF_X10 = 0 /* conventional 3-byte format */
799 , MF_SGR1006 /* xterm private mode 1006, SGR-style */
800 #ifdef EXP_XTERM_1005
801 , MF_XTERM_1005 /* xterm UTF-8 private mode 1005 */
806 * Structures for scrolling.
810 unsigned long hashval;
811 int oldcount, newcount;
812 int oldindex, newindex;
816 * Structures for soft labels.
821 #if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
825 char *ent_text; /* text for the label */
826 char *form_text; /* formatted text (left/center/...) */
827 int ent_x; /* x coordinate of this field */
828 char dirty; /* this label has changed */
829 char visible; /* field is visible */
832 typedef struct _SLK {
833 bool dirty; /* all labels have changed */
834 bool hidden; /* soft labels are hidden */
837 short maxlab; /* number of available labels */
838 short labcnt; /* number of allocated labels */
839 short maxlen; /* length of labels */
840 NCURSES_CH_T attr; /* soft label attribute */
843 #endif /* USE_TERMLIB */
846 #undef buttons /* term.h defines this, and gpm uses it! */
849 weak_symbol(Gpm_Wgetch);
853 /* link dynamically to GPM */
854 typedef int *TYPE_gpm_fd;
855 typedef int (*TYPE_Gpm_Open) (Gpm_Connect *, int);
856 typedef int (*TYPE_Gpm_Close) (void);
857 typedef int (*TYPE_Gpm_GetEvent) (Gpm_Event *);
859 #define my_gpm_fd SP_PARM->_mouse_gpm_fd
860 #define my_Gpm_Open SP_PARM->_mouse_Gpm_Open
861 #define my_Gpm_Close SP_PARM->_mouse_Gpm_Close
862 #define my_Gpm_GetEvent SP_PARM->_mouse_Gpm_GetEvent
864 /* link statically to GPM */
865 #define my_gpm_fd &gpm_fd
866 #define my_Gpm_Open Gpm_Open
867 #define my_Gpm_Close Gpm_Close
868 #define my_Gpm_GetEvent Gpm_GetEvent
869 #endif /* HAVE_LIBDL */
870 #endif /* USE_GPM_SUPPORT */
873 * Limit delay-times to 30 seconds, which is consistent with signed 16-bit
874 * numbers in legacy terminfo.
876 #define MAX_DELAY_MSECS 30000
879 * When converting from terminfo to termcap, check for cases where we can trim
880 * octal escapes down to 2-character form. It is useful for terminfo format
881 * also, but not as important.
883 #define MAX_TC_FIXUPS 10
884 #define MIN_TC_FIXUPS 4
886 #define isoctal(c) ((c) >= '0' && (c) <= '7')
889 * The filesystem database normally uses a single-letter for the lower level
890 * of directories. Use a hexadecimal code for filesystems which do not
891 * preserve mixed-case names.
893 #if MIXEDCASE_FILENAMES
894 #define LEAF_FMT "%c"
897 #define LEAF_FMT "%02x"
902 * TRACEMSE_FMT is no longer than 80 columns, there are 5 numbers that
903 * could at most have 10 digits, and the mask contains no more than 32 bits
904 * with each bit representing less than 15 characters. Usually the whole
905 * string is less than 80 columns, but this buffer size is an absolute
908 #define TRACECHR_BUF 40
909 #define TRACEMSE_MAX (80 + (5 * 10) + (32 * 15))
910 #define TRACEMSE_FMT "id %2d at (%2d, %2d, %2d) state %4lx = {" /* } */
912 #ifdef USE_TERM_DRIVER
913 struct DriverTCB; /* Terminal Control Block forward declaration */
914 #define INIT_TERM_DRIVER() _nc_globals.term_driver = _nc_get_driver
916 #define INIT_TERM_DRIVER() /* nothing */
919 extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals;
921 /* The limit reserves one byte for a terminating NUL */
922 #define my_getstr_limit (_nc_globals.getstr_limit - 1)
923 #define _nc_getstr_limit(n) \
926 : (((n) > my_getstr_limit) \
931 * Use screen-specific ripoff data (for softkeys) rather than global.
934 #define safe_ripoff_sp (sp)->rsp
935 #define safe_ripoff_stack (sp)->rippedoff
937 #define safe_ripoff_sp _nc_prescreen.rsp
938 #define safe_ripoff_stack _nc_prescreen.rippedoff
941 extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen;
951 int _nl; /* True if NL -> CR/NL is on */
952 int _raw; /* True if in raw mode */
953 int _cbreak; /* 1 if in cbreak mode */
954 /* > 1 if in halfdelay mode */
955 int _echo; /* True if echo on */
958 #define IsNl(sp) (sp)->_tty_flags._nl
959 #define IsRaw(sp) (sp)->_tty_flags._raw
960 #define IsCbreak(sp) (sp)->_tty_flags._cbreak
961 #define IsEcho(sp) (sp)->_tty_flags._echo
964 * The SCREEN structure.
966 typedef struct screen {
967 int _ifd; /* input file descriptor for screen */
968 int _ofd; /* output file descriptor for screen */
969 FILE *_ofp; /* output file ptr for screen */
970 char *out_buffer; /* output buffer */
971 size_t out_limit; /* output buffer size */
972 size_t out_inuse; /* output buffer current use */
973 bool _filtered; /* filter() was called */
974 bool _prescreen; /* is in prescreen phase */
975 bool _use_env; /* LINES & COLS from environment? */
976 int _checkfd; /* filedesc for typeahead check */
977 TERMINAL *_term; /* terminal type information */
978 TTY _saved_tty; /* savetty/resetty information */
979 NCURSES_SIZE_T _lines; /* screen lines */
980 NCURSES_SIZE_T _columns; /* screen columns */
982 NCURSES_SIZE_T _lines_avail; /* lines available for stdscr */
983 NCURSES_SIZE_T _topstolen; /* lines stolen from top */
985 WINDOW *_curscr; /* current screen */
986 WINDOW *_newscr; /* virtual screen to be updated to */
987 WINDOW *_stdscr; /* screen's full-window context */
989 #define CurScreen(sp) (sp)->_curscr
990 #define NewScreen(sp) (sp)->_newscr
991 #define StdScreen(sp) (sp)->_stdscr
993 TRIES *_keytry; /* "Try" for use with keypad mode */
994 TRIES *_key_ok; /* Disabled keys via keyok(,FALSE) */
995 bool _tried; /* keypad mode was initialized */
996 bool _keypad_on; /* keypad mode is currently on */
998 bool _called_wgetch; /* check for recursion in wgetch() */
999 int _fifo[FIFO_SIZE]; /* input push-back buffer */
1000 short _fifohead, /* head of fifo queue */
1001 _fifotail, /* tail of fifo queue */
1002 _fifopeek, /* where to peek for next char */
1003 _fifohold; /* set if breakout marked */
1005 int _endwin; /* are we out of window mode? */
1006 NCURSES_CH_T *_current_attr; /* holds current attributes set */
1007 int _coloron; /* is color enabled? */
1008 int _color_defs; /* are colors modified */
1009 int _cursor; /* visibility of the cursor */
1010 int _cursrow; /* physical cursor row */
1011 int _curscol; /* physical cursor column */
1012 bool _notty; /* true if we cannot switch non-tty */
1013 TTY_FLAGS _tty_flags;
1014 int _use_meta; /* use the meta key? */
1015 struct _SLK *_slk; /* ptr to soft key struct / NULL */
1016 int slk_format; /* selected format for this screen */
1017 /* cursor movement costs; units are 10ths of milliseconds */
1018 int _char_padding; /* cost of character put */
1019 int _cr_cost; /* cost of (carriage_return) */
1020 int _cup_cost; /* cost of (cursor_address) */
1021 int _home_cost; /* cost of (cursor_home) */
1022 int _ll_cost; /* cost of (cursor_to_ll) */
1023 int _cub1_cost; /* cost of (cursor_left) */
1024 int _cuf1_cost; /* cost of (cursor_right) */
1025 int _cud1_cost; /* cost of (cursor_down) */
1026 int _cuu1_cost; /* cost of (cursor_up) */
1027 int _cub_cost; /* cost of (parm_cursor_left) */
1028 int _cuf_cost; /* cost of (parm_cursor_right) */
1029 int _cud_cost; /* cost of (parm_cursor_down) */
1030 int _cuu_cost; /* cost of (parm_cursor_up) */
1031 int _hpa_cost; /* cost of (column_address) */
1032 int _vpa_cost; /* cost of (row_address) */
1033 /* used in tty_update.c, must be chars */
1034 int _ed_cost; /* cost of (clr_eos) */
1035 int _el_cost; /* cost of (clr_eol) */
1036 int _el1_cost; /* cost of (clr_bol) */
1037 int _dch1_cost; /* cost of (delete_character) */
1038 int _ich1_cost; /* cost of (insert_character) */
1039 int _dch_cost; /* cost of (parm_dch) */
1040 int _ich_cost; /* cost of (parm_ich) */
1041 int _ech_cost; /* cost of (erase_chars) */
1042 int _rep_cost; /* cost of (repeat_char) */
1043 int _hpa_ch_cost; /* cost of (column_address) */
1044 int _cup_ch_cost; /* cost of (cursor_address) */
1045 int _cuf_ch_cost; /* cost of (parm_cursor_right) */
1046 int _inline_cost; /* cost of inline-move */
1047 int _smir_cost; /* cost of (enter_insert_mode) */
1048 int _rmir_cost; /* cost of (exit_insert_mode) */
1049 int _ip_cost; /* cost of (insert_padding) */
1050 /* used in lib_mvcur.c */
1051 char * _address_cursor;
1052 /* used in tty_update.c */
1053 int _scrolling; /* 1 if terminal's smart enough to */
1055 /* used in lib_color.c */
1056 rgb_bits_t _direct_color; /* RGB overrides color-table */
1057 color_t *_color_table; /* screen's color palette */
1058 int _color_count; /* count of colors in palette */
1059 colorpair_t *_color_pairs; /* screen's color pair list */
1060 int _pair_count; /* same as COLOR_PAIRS */
1061 int _pair_limit; /* actual limit of color-pairs */
1062 int _pair_alloc; /* current table-size of color-pairs */
1063 chtype _ok_attributes; /* valid attributes for terminal */
1064 chtype _xmc_suppress; /* attributes to suppress if xmc */
1065 chtype _xmc_triggers; /* attributes to process if xmc */
1066 chtype * _acs_map; /* the real alternate-charset map */
1067 bool * _screen_acs_map;
1070 /* used in lib_vidattr.c */
1071 bool _use_rmso; /* true if we may use 'rmso' */
1072 bool _use_rmul; /* true if we may use 'rmul' */
1075 * These data correspond to the state of the idcok() and idlok()
1076 * functions. A caveat is in order here: the XSI and SVr4
1077 * documentation specify that these functions apply to the window which
1078 * is given as an argument. However, ncurses implements this logic
1079 * only for the newscr/curscr update process, _not_ per-window.
1085 * These are the data that support the mouse interface.
1087 bool _mouse_initialized;
1088 MouseType _mouse_type;
1090 bool (*_mouse_event) (SCREEN *);
1091 bool (*_mouse_inline)(SCREEN *);
1092 bool (*_mouse_parse) (SCREEN *, int);
1093 void (*_mouse_resume)(SCREEN *);
1094 void (*_mouse_wrap) (SCREEN *);
1095 int _mouse_fd; /* file-descriptor, if any */
1096 bool _mouse_active; /* true if initialized */
1097 mmask_t _mouse_mask; /* set via mousemask() */
1098 mmask_t _mouse_mask2; /* OR's in press/release bits */
1099 mmask_t _mouse_bstate;
1100 MouseFormat _mouse_format; /* type of xterm mouse protocol */
1101 NCURSES_CONST char *_mouse_xtermcap; /* string to enable/disable mouse */
1102 MEVENT _mouse_events[EV_MAX]; /* hold the last mouse event seen */
1103 MEVENT *_mouse_eventp; /* next free slot in event queue */
1106 * These are data that support the proper handling of the panel stack on an
1109 struct panelhook _panelHook;
1112 SCREEN *_next_screen;
1114 /* hashes for old and new lines */
1115 unsigned long *oldhash, *newhash;
1121 NCURSES_SP_OUTC _outch; /* output handler if not putc */
1124 ripoff_t rippedoff[N_RIPS];
1127 int _legacy_coding; /* see use_legacy_coding() */
1129 #if NCURSES_NO_PADDING
1130 bool _no_padding; /* flag to set if padding disabled */
1134 int _ht_cost; /* cost of (tab) */
1135 int _cbt_cost; /* cost of (backtab) */
1136 #endif /* USE_HARD_TABS */
1138 /* used in lib_vidattr.c */
1140 bool _use_ritm; /* true if we may use 'ritm' */
1143 /* used in getch/twait */
1145 bool _extended_key; /* true if an extended key */
1148 /* used in lib_color.c */
1149 #if NCURSES_EXT_FUNCS
1150 bool _assumed_color; /* use assumed colors */
1151 bool _default_color; /* use default colors */
1152 bool _has_sgr_39_49; /* has ECMA default color support */
1153 int _default_fg; /* assumed default foreground */
1154 int _default_bg; /* assumed default background */
1155 int _default_pairs; /* count pairs using default color */
1158 /* system-dependent mouse data */
1160 bool _mouse_gpm_loaded;
1161 bool _mouse_gpm_found;
1164 TYPE_gpm_fd _mouse_gpm_fd;
1165 TYPE_Gpm_Open _mouse_Gpm_Open;
1166 TYPE_Gpm_Close _mouse_Gpm_Close;
1167 TYPE_Gpm_GetEvent _mouse_Gpm_GetEvent;
1169 Gpm_Connect _mouse_gpm_connect;
1170 #endif /* USE_GPM_SUPPORT */
1174 int _emxmouse_thread;
1175 int _emxmouse_activated;
1176 char _emxmouse_buttons[4];
1180 MEVENT _sysmouse_fifo[FIFO_SIZE];
1183 int _sysmouse_char_width; /* character width */
1184 int _sysmouse_char_height; /* character height */
1185 int _sysmouse_old_buttons;
1186 int _sysmouse_new_buttons;
1189 #if defined(USE_TERM_DRIVER) || defined(EXP_WIN32_DRIVER)
1190 MEVENT _drv_mouse_fifo[FIFO_SIZE];
1191 int _drv_mouse_head;
1192 int _drv_mouse_tail;
1193 int _drv_mouse_old_buttons;
1194 int _drv_mouse_new_buttons;
1197 * This supports automatic resizing
1200 int (*_resize)(NCURSES_SP_DCLx int y, int x);
1201 int (*_ungetch)(SCREEN *, int);
1204 #ifdef USE_SP_WINDOWLIST
1205 WINDOWLIST* _windowlist;
1206 #define WindowList(sp) (sp)->_windowlist
1210 char _ttytype[NAMESIZE];
1217 #if NCURSES_SP_FUNCS
1222 * ncurses/ncursesw are the same up to this point.
1224 #if USE_WIDEC_SUPPORT
1225 /* recent versions of 'screen' have partially-working support for
1226 * UTF-8, but do not permit ACS at the same time (see tty_update.c).
1228 bool _screen_acs_fix;
1229 bool _screen_unicode;
1232 #if NCURSES_EXT_FUNCS && NCURSES_EXT_COLORS
1233 void *_ordered_pairs; /* index used by alloc_pair() */
1234 int _pairs_used; /* actual number of color-pairs used */
1235 int _recent_pair; /* number for most recent free-pair */
1239 char tracechr_buf[TRACECHR_BUF];
1240 char tracemse_buf[TRACEMSE_MAX];
1243 const char *_tputs_trace;
1249 extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain;
1250 extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch;
1254 SCREEN *screen; /* screen containing the window */
1255 WINDOW win; /* WINDOW_EXT() needs to account for offset */
1256 #if NCURSES_WIDECHAR
1257 char addch_work[(MB_LEN_MAX * 9) + 1];
1258 unsigned addch_used; /* number of bytes in addch_work[] */
1259 int addch_x; /* x-position for addch_work[] */
1260 int addch_y; /* y-position for addch_work[] */
1264 #define WINDOW_EXT(w,m) (((WINDOWLIST *)((void *)((char *)(w) - offsetof(WINDOWLIST, win))))->m)
1266 #ifdef USE_SP_WINDOWLIST
1267 #define SP_INIT_WINDOWLIST(sp) WindowList(sp) = 0
1269 #define SP_INIT_WINDOWLIST(sp) /* nothing */
1272 #define SP_PRE_INIT(sp) \
1273 sp->_cursrow = -1; \
1274 sp->_curscol = -1; \
1276 IsRaw(sp) = FALSE; \
1278 IsEcho(sp) = TRUE; \
1279 sp->_fifohead = -1; \
1280 sp->_endwin = ewSuspend; \
1282 SP_INIT_WINDOWLIST(sp); \
1283 sp->_outch = NCURSES_OUTC_FUNC; \
1286 /* usually in <limits.h> */
1288 #define UCHAR_MAX 255
1291 /* The terminfo source is assumed to be 7-bit ASCII */
1292 #define is7bits(c) ((unsigned)(c) < 128)
1294 /* Checks for isprint() should be done on 8-bit characters (non-wide) */
1295 #define is8bits(c) ((unsigned)(c) <= UCHAR_MAX)
1298 #define Min(a,b) ((a) > (b) ? (b) : (a))
1302 #define Max(a,b) ((a) < (b) ? (b) : (a))
1305 /* usually in <unistd.h> */
1306 #ifndef STDIN_FILENO
1307 #define STDIN_FILENO 0
1310 #ifndef STDOUT_FILENO
1311 #define STDOUT_FILENO 1
1314 #ifndef STDERR_FILENO
1315 #define STDERR_FILENO 2
1318 #ifndef EXIT_SUCCESS
1319 #define EXIT_SUCCESS 0
1322 #ifndef EXIT_FAILURE
1323 #define EXIT_FAILURE 1
1327 #define R_OK 4 /* Test for read permission. */
1330 #define W_OK 2 /* Test for write permission. */
1333 #define X_OK 1 /* Test for execute permission. */
1336 #define F_OK 0 /* Test for existence. */
1340 #include <fcntl.h> /* may define O_BINARY */
1349 #define COUNT_OUTCHARS(n) _nc_count_outchars(n);
1351 #define COUNT_OUTCHARS(n) _nc_outchars += (n);
1354 #define COUNT_OUTCHARS(n) /* nothing */
1357 #define RESET_OUTCHARS() COUNT_OUTCHARS(-_nc_outchars)
1359 #define UChar(c) ((unsigned char)(c))
1360 #define UShort(c) ((unsigned short)(c))
1361 #define ChCharOf(c) ((chtype)(c) & (chtype)A_CHARTEXT)
1362 #define ChAttrOf(c) ((chtype)(c) & (chtype)A_ATTRIBUTES)
1364 #define TR_PUTC(c) TR(TRACE_CHARPUT, ("PUTC %#x", UChar(c)))
1366 #if USE_WIDEC_SUPPORT /* { */
1367 /* true if the status/errno indicate an illegal multibyte sequence */
1368 #define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ))
1370 #define init_mb(state) memset(&(state), 0, sizeof(state))
1372 #if NCURSES_EXT_COLORS
1373 #define NulColor , 0
1375 #define NulColor /* nothing */
1379 #define NulChar 0,0,0,0,0
1380 #elif CCHARW_MAX > 5
1381 #define NulChar 0,0,0,0 /* ncurses7 */
1382 #elif CCHARW_MAX > 4
1383 #define NulChar 0,0,0 /* ncurses6 */
1384 #elif CCHARW_MAX > 3
1386 #elif CCHARW_MAX > 2
1389 #define NulChar /* nothing */
1392 #define CharOf(c) ((c).chars[0])
1393 #define AttrOf(c) ((c).attr)
1395 #define AddAttr(c,a) AttrOf(c) |= ((a) & A_ATTRIBUTES)
1396 #define RemAttr(c,a) AttrOf(c) &= ~((a) & A_ATTRIBUTES)
1397 #define SetAttr(c,a) AttrOf(c) = ((a) & A_ATTRIBUTES) | WidecExt(c)
1399 #define NewChar2(c,a) { a, { c, NulChar } NulColor }
1400 #define NewChar(ch) NewChar2(ChCharOf(ch), ChAttrOf(ch))
1403 #define CharEq(a,b) (((a).attr == (b).attr) \
1404 && !memcmp((a).chars, \
1406 CCHARW_MAX * sizeof((b).chars[0])) \
1407 if_EXT_COLORS(&& (a).ext_color == (b).ext_color))
1409 #define CharEq(a,b) (!memcmp(&(a), &(b), sizeof(a)))
1412 #define SetChar(ch,c,a) do { \
1413 NCURSES_CH_T *_cp = &(ch); \
1414 memset(_cp, 0, sizeof(ch)); \
1415 _cp->chars[0] = (wchar_t) (c); \
1417 if_EXT_COLORS(SetPair(ch, PairNumber(a))); \
1419 #define CHREF(wch) (&(wch))
1420 #define CHDEREF(wch) (*(wch))
1421 #define ARG_CH_T NCURSES_CH_T *
1422 #define CARG_CH_T const NCURSES_CH_T *
1423 #define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \
1424 mbstate_t PUT_st; wchar_t PUTC_ch
1425 #define PUTC_INIT init_mb (PUT_st)
1426 #define PUTC(ch) do { if(!isWidecExt(ch)) { \
1427 if (Charable(ch)) { \
1428 TR_PUTC(CharOf(ch)); \
1429 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \
1430 COUNT_OUTCHARS(1); \
1432 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { \
1433 PUTC_ch = (ch).chars[PUTC_i]; \
1434 if (PUTC_ch == L'\0') \
1437 PUTC_n = (int) wcrtomb(PUTC_buf, \
1438 (ch).chars[PUTC_i], &PUT_st); \
1439 if (PUTC_n <= 0) { \
1440 if (PUTC_ch && is8bits(PUTC_ch) && PUTC_i == 0) { \
1441 TR_PUTC(CharOf(ch)); \
1442 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \
1447 for (PUTC_j = 0; PUTC_j < PUTC_n; ++PUTC_j) { \
1448 TR_PUTC(PUTC_buf[PUTC_j]); \
1449 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx PUTC_buf[PUTC_j]); \
1453 COUNT_OUTCHARS(PUTC_i); \
1456 #define BLANK NewChar2(' ', WA_NORMAL)
1457 #define ZEROS NewChar2('\0', WA_NORMAL)
1458 #define ISBLANK(ch) ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0')
1461 * Wide characters cannot be represented in the A_CHARTEXT mask of
1462 * attr_t's but an application might have set a narrow character there.
1463 * But even in that case, it would only be a printable character, or
1464 * zero. Otherwise we can use those bits to tell if a cell is the
1465 * first or extension part of a wide character.
1467 #define WidecExt(ch) (int) (AttrOf(ch) & A_CHARTEXT)
1468 #define isWidecBase(ch) (WidecExt(ch) == 1)
1469 #define isWidecExt(ch) (WidecExt(ch) > 1 && WidecExt(ch) < 32)
1470 #define SetWidecExt(dst, ext) AttrOf(dst) &= ~A_CHARTEXT, \
1471 AttrOf(dst) |= (attr_t) (ext + 1)
1473 #define if_WIDEC(code) code
1474 #define Charable(ch) (((SP_PARM->_legacy_coding) \
1475 || (AttrOf(ch) & A_ALTCHARSET) \
1476 || (!isWidecExt(ch))) && \
1477 (ch).chars[1] == L'\0' && \
1478 _nc_is_charable(CharOf(ch)))
1480 #define L(ch) L ## ch
1482 #define CharOf(c) ChCharOf(c)
1483 #define AttrOf(c) ChAttrOf(c)
1484 #define AddAttr(c,a) c |= (a)
1485 #define RemAttr(c,a) c &= ~((a) & A_ATTRIBUTES)
1486 #define SetAttr(c,a) c = ((c) & ~A_ATTRIBUTES) | (a)
1487 #define NewChar(ch) (ch)
1488 #define NewChar2(c,a) ((c) | (a))
1489 #define CharEq(a,b) ((a) == (b))
1490 #define SetChar(ch,c,a) ch = (c) | (a)
1491 #define CHREF(wch) wch
1492 #define CHDEREF(wch) wch
1493 #define ARG_CH_T NCURSES_CH_T
1494 #define CARG_CH_T NCURSES_CH_T
1495 #define PUTC_DATA /* nothing */
1496 #define PUTC(ch) { \
1498 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx (int) ch); \
1501 #define BLANK (' '|A_NORMAL)
1502 #define ZEROS ('\0'|A_NORMAL)
1503 #define ISBLANK(ch) (CharOf(ch) == ' ')
1505 #define isWidecExt(ch) (0)
1506 #define if_WIDEC(code) /* nothing */
1508 #define Charable(ch) (CharOf(ch) >= ' ' && CharOf(ch) <= '~')
1512 #define AttrOfD(ch) AttrOf(CHDEREF(ch))
1513 #define CharOfD(ch) CharOf(CHDEREF(ch))
1514 #define SetChar2(wch,ch) SetChar(wch,ChCharOf(ch),ChAttrOf(ch))
1516 #define BLANK_ATTR A_NORMAL
1517 #define BLANK_TEXT L(' ')
1521 #define LEGALYX(w, y, x) \
1523 ((x) >= 0 && (x) <= (w)->_maxx && \
1524 (y) >= 0 && (y) <= (w)->_maxy))
1526 #define CHANGED_CELL(line,col) \
1527 if (line->firstchar == _NOCHANGE) \
1528 line->firstchar = line->lastchar = (NCURSES_SIZE_T) (col); \
1529 else if ((col) < line->firstchar) \
1530 line->firstchar = (NCURSES_SIZE_T) (col); \
1531 else if ((col) > line->lastchar) \
1532 line->lastchar = (NCURSES_SIZE_T) (col)
1534 #define CHANGED_RANGE(line,start,end) \
1535 if (line->firstchar == _NOCHANGE \
1536 || line->firstchar > (start)) \
1537 line->firstchar = (NCURSES_SIZE_T) (start); \
1538 if (line->lastchar == _NOCHANGE \
1539 || line->lastchar < (end)) \
1540 line->lastchar = (NCURSES_SIZE_T) (end)
1542 #define CHANGED_TO_EOL(line,start,end) \
1543 if (line->firstchar == _NOCHANGE \
1544 || line->firstchar > (start)) \
1545 line->firstchar = (NCURSES_SIZE_T) (start); \
1546 line->lastchar = (NCURSES_SIZE_T) (end)
1548 #define SIZEOF(v) (sizeof(v)/sizeof(v[0]))
1550 #include <nc_alloc.h>
1551 #include <nc_access.h>
1553 #define FreeIfNeeded(p) if ((p) != 0) free(p)
1555 /* FreeAndNull() is not a comma-separated expression because some compilers
1556 * do not accept a mixture of void with values.
1558 #define FreeAndNull(p) do { free(p); p = 0; } while (0)
1560 #ifdef EXP_OOM_TESTING
1561 extern NCURSES_EXPORT(void *) _nc_oom_malloc(size_t size);
1562 extern NCURSES_EXPORT(void *) _nc_oom_calloc(size_t nmemb, size_t size);
1563 extern NCURSES_EXPORT(void *) _nc_oom_realloc(void *ptr, size_t size);
1564 extern NCURSES_EXPORT(void) _nc_oom_free(void *ptr);
1565 extern NCURSES_EXPORT(char *) _nc_oom_strdup(const char *ptr);
1566 #define malloc(size) _nc_oom_malloc(size)
1567 #define calloc(nmemb, size) _nc_oom_calloc(nmemb, size)
1568 #define realloc(ptr, size) _nc_oom_realloc(ptr, size)
1569 #define free(ptr) _nc_oom_free(ptr)
1570 #define strdup(ptr) _nc_oom_strdup(ptr)
1574 * Use these for tic/infocmp malloc failures. Generally the ncurses library
1575 * tries to limp along after a failure.
1577 #define TYPE_MALLOC(type, size, name) \
1579 name = typeMalloc(type, size); \
1581 _nc_err_abort(MSG_NO_MEMORY); \
1584 #define TYPE_CALLOC(type, size, name) \
1586 name = typeCalloc(type, size); \
1588 _nc_err_abort(MSG_NO_MEMORY); \
1591 #define TYPE_REALLOC(type, size, name) \
1593 name = typeRealloc(type, size, name); \
1595 _nc_err_abort(MSG_NO_MEMORY); \
1599 * TTY bit definition for converting tabs to spaces.
1602 # define OFLAGS_TABS TAB3 /* POSIX specifies TAB3 */
1605 # define OFLAGS_TABS XTABS /* XTABS is usually the "same" */
1608 # define OFLAGS_TABS OXTABS /* the traditional BSD equivalent */
1610 # define OFLAGS_TABS 0
1616 #define ROOT_UID 65535
1624 * Standardize/simplify common loops
1626 #define each_screen(p) p = _nc_screen_chain; p != 0; p = (p)->_next_screen
1627 #define each_window(sp,p) p = WindowList(sp); p != 0; p = (p)->next
1628 #define each_ripoff(p) p = safe_ripoff_stack; (p - safe_ripoff_stack) < N_RIPS; ++p
1631 * Prefixes for call/return points of library function traces. We use these to
1632 * instrument the public functions so that the traces can be easily transformed
1633 * into regression scripts.
1635 #define T_CALLED(fmt) "called {" fmt
1636 #define T_CREATE(fmt) "create :" fmt
1637 #define T_RETURN(fmt) "return }" fmt
1639 #define NonNull(s) ((s) != 0 ? s : "<null>")
1640 #define NonEmpty(s) ((s) != 0 && *(s) != '\0')
1645 #define TPUTS_TRACE(s) _nc_set_tputs_trace(s);
1647 #define TPUTS_TRACE(s) _nc_tputs_trace = s;
1650 #ifdef HAVE_CONSISTENT_GETENV
1651 #define START_TRACE() \
1652 if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \
1653 int t = _nc_getenv_num("NCURSES_TRACE"); \
1655 curses_trace((unsigned) t); \
1658 #define START_TRACE() /* nothing */
1662 * Many of the _tracef() calls use static buffers; lock the trace state before
1663 * trying to fill them.
1666 #define USE_TRACEF(mask) _nc_use_tracef(mask)
1667 extern NCURSES_EXPORT(int) _nc_use_tracef (unsigned);
1668 extern NCURSES_EXPORT(void) _nc_locked_tracef (const char *, ...) GCC_PRINTFLIKE(1,2);
1670 #define USE_TRACEF(mask) (_nc_tracing & (mask))
1671 #define _nc_locked_tracef _tracef
1674 #define TR(n, a) if (USE_TRACEF(n)) _nc_locked_tracef a
1675 #define T(a) TR(TRACE_CALLS, a)
1676 #define TRACE_RETURN(value,type) return _nc_retrace_##type((type)(value))
1677 #define TRACE_RETURN1(value,dst) return _nc_retrace_##dst(value)
1678 #define TRACE_RETURN2(value,dst,src) return _nc_retrace_##dst##_##src(value)
1679 #define TRACE_RETURN_SP(value,type) return _nc_retrace_##type(SP_PARM, value)
1681 typedef void VoidFunc(void);
1683 #define TR_FUNC_LEN ((sizeof(void *) + sizeof(void (*)(void))) * 2 + 4)
1684 #define TR_FUNC_BFR(max) char tr_func_data[max][TR_FUNC_LEN]
1685 #define TR_FUNC_ARG(num,func) _nc_fmt_funcptr(&tr_func_data[num][0], (const char *)&(func), sizeof((func)))
1687 #define returnAttr(code) TRACE_RETURN(code,attr_t)
1688 #define returnBits(code) TRACE_RETURN(code,unsigned)
1689 #define returnBool(code) TRACE_RETURN(code,bool)
1690 #define returnCPtr(code) TRACE_RETURN1(code,cptr)
1691 #define returnCVoidPtr(code) TRACE_RETURN1(code,cvoid_ptr)
1692 #define returnChar(code) TRACE_RETURN(code,char)
1693 #define returnChtype(code) TRACE_RETURN(code,chtype)
1694 #define returnCode(code) TRACE_RETURN(code,int)
1695 #define returnIntAttr(code) TRACE_RETURN2(code,int,attr_t)
1696 #define returnMMask(code) TRACE_RETURN_SP(code,mmask_t)
1697 #define returnPtr(code) TRACE_RETURN1(code,ptr)
1698 #define returnSP(code) TRACE_RETURN1(code,sp)
1699 #define returnVoid { T((T_RETURN(""))); return; }
1700 #define returnVoidPtr(code) TRACE_RETURN1(code,void_ptr)
1701 #define returnWin(code) TRACE_RETURN1(code,win)
1703 #define returnDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("code %d"), (rc))); return (rc); } while (0)
1704 #define returnPtrDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("%p"), (rc))); return (rc); } while (0)
1705 #define returnVoidDB do { TR(TRACE_DATABASE,(T_RETURN(""))); return; } while (0)
1707 extern NCURSES_EXPORT(NCURSES_BOOL) _nc_retrace_bool (int);
1708 extern NCURSES_EXPORT(NCURSES_CONST void *) _nc_retrace_cvoid_ptr (NCURSES_CONST void *);
1709 extern NCURSES_EXPORT(SCREEN *) _nc_retrace_sp (SCREEN *);
1710 extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *);
1711 extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t);
1712 extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *);
1713 extern NCURSES_EXPORT(char *) _nc_trace_ttymode(const TTY *tty);
1714 extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list);
1715 extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype);
1716 extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype);
1717 extern NCURSES_EXPORT(const char *) _nc_retrace_cptr (const char *);
1718 extern NCURSES_EXPORT(char) _nc_retrace_char (int);
1719 extern NCURSES_EXPORT(int) _nc_retrace_int (int);
1720 extern NCURSES_EXPORT(int) _nc_retrace_int_attr_t (attr_t);
1721 extern NCURSES_EXPORT(mmask_t) _nc_retrace_mmask_t (SCREEN *, mmask_t);
1722 extern NCURSES_EXPORT(unsigned) _nc_retrace_unsigned (unsigned);
1723 extern NCURSES_EXPORT(void *) _nc_retrace_void_ptr (void *);
1724 extern NCURSES_EXPORT(void) _nc_fifo_dump (SCREEN *);
1726 extern NCURSES_EXPORT(char *) _nc_fmt_funcptr(char *, const char *, size_t);
1729 NCURSES_WRAPPED_VAR(long, _nc_outchars);
1730 NCURSES_WRAPPED_VAR(const char *, _nc_tputs_trace);
1731 #define _nc_outchars NCURSES_PUBLIC_VAR(_nc_outchars())
1732 #define _nc_tputs_trace NCURSES_PUBLIC_VAR(_nc_tputs_trace())
1733 extern NCURSES_EXPORT(void) _nc_set_tputs_trace (const char *);
1734 extern NCURSES_EXPORT(void) _nc_count_outchars (long);
1736 extern NCURSES_EXPORT_VAR(const char *) _nc_tputs_trace;
1737 extern NCURSES_EXPORT_VAR(long) _nc_outchars;
1740 extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing;
1742 extern NCURSES_EXPORT(char *) _nc_tracebits (void);
1743 extern NCURSES_EXPORT(char *) _tracemouse (const MEVENT *);
1744 extern NCURSES_EXPORT(void) _tracedump (const char *, WINDOW *);
1746 #if USE_WIDEC_SUPPORT
1747 extern NCURSES_EXPORT(const char *) _nc_viswbuf2 (int, const wchar_t *);
1748 extern NCURSES_EXPORT(const char *) _nc_viswbufn (const wchar_t *, int);
1751 extern NCURSES_EXPORT(const char *) _nc_viscbuf2 (int, const NCURSES_CH_T *, int);
1752 extern NCURSES_EXPORT(const char *) _nc_viscbuf (const NCURSES_CH_T *, int);
1756 #define START_TRACE() /* nothing */
1760 #define TPUTS_TRACE(s)
1761 #define TR_FUNC_BFR(max)
1763 #define returnAttr(code) return code
1764 #define returnBits(code) return code
1765 #define returnBool(code) return code
1766 #define returnCPtr(code) return code
1767 #define returnCVoidPtr(code) return code
1768 #define returnChar(code) return ((char) code)
1769 #define returnChtype(code) return code
1770 #define returnCode(code) return code
1771 #define returnIntAttr(code) return code
1772 #define returnMMask(code) return code
1773 #define returnPtr(code) return code
1774 #define returnSP(code) return code
1775 #define returnVoid return
1776 #define returnVoidPtr(code) return code
1777 #define returnWin(code) return code
1779 #define returnDB(code) return code
1780 #define returnPtrDB(rc) return rc
1781 #define returnVoidDB return
1783 #endif /* TRACE/!TRACE */
1786 * Workaround for defective implementation of gcc attribute warn_unused_result
1788 #if defined(__GNUC__) && defined(_FORTIFY_SOURCE)
1789 #define IGNORE_RC(func) errno = (int) func
1791 #define IGNORE_RC(func) (void) func
1792 #endif /* gcc workarounds */
1795 * Return-codes for tgetent() and friends.
1797 #define TGETENT_YES 1 /* entry is found */
1798 #define TGETENT_NO 0 /* entry is not found */
1799 #define TGETENT_ERR -1 /* an error occurred */
1801 extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *);
1802 extern NCURSES_EXPORT(const char *) _nc_visbufn (const char *, int);
1804 #define EMPTY_MODULE(name) \
1805 extern NCURSES_EXPORT(void) name (void); \
1806 NCURSES_EXPORT(void) name (void) { }
1808 #define ALL_BUT_COLOR ((chtype)~(A_COLOR))
1809 #define NONBLANK_ATTR (A_BOLD | A_DIM | A_BLINK | A_ITALIC)
1810 #define TPARM_ATTR (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_ALTCHARSET | A_INVIS | A_PROTECT)
1811 #define XMC_CONFLICT (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_INVIS | A_PROTECT | A_ITALIC)
1812 #define XMC_CHANGES(c) ((c) & SP_PARM->_xmc_suppress)
1814 #define toggle_attr_on(S,at) {\
1815 if (PairNumber(at) > 0) {\
1816 (S) = ((S) & ALL_BUT_COLOR) | (attr_t) (at);\
1818 (S) |= (attr_t) (at);\
1820 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1823 #define toggle_attr_off(S,at) {\
1824 if (PairNumber(at) > 0) {\
1825 (S) &= ~(at|A_COLOR);\
1829 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1831 #define DelCharCost(sp,count) \
1834 : ((delete_character != 0) \
1835 ? (sp->_dch1_cost * count) \
1838 #define InsCharCost(sp,count) \
1841 : ((enter_insert_mode && exit_insert_mode) \
1842 ? sp->_smir_cost + sp->_rmir_cost + (sp->_ip_cost * count) \
1843 : ((insert_character != 0) \
1844 ? ((sp->_ich1_cost + sp->_ip_cost) * count) \
1848 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1849 attr_t chg = AttrOf(SCREEN_ATTRS(sp)); \
1850 VIDPUTS(sp, AttrOf(c), GetPair(c)); \
1851 if (magic_cookie_glitch > 0 \
1852 && XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(sp))))) { \
1853 T(("%s @%d before glitch %d,%d", \
1854 __FILE__, __LINE__, \
1857 NCURSES_SP_NAME(_nc_do_xmc_glitch)(NCURSES_SP_ARGx chg); \
1861 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1862 VIDPUTS(sp, AttrOf(c), GetPair(c)); \
1867 * Macros to make additional parameter to implement wgetch_events()
1869 #ifdef NCURSES_WGETCH_EVENTS
1870 #define EVENTLIST_0th(param) param
1871 #define EVENTLIST_1st(param) param
1872 #define EVENTLIST_2nd(param) , param
1873 #define TWAIT_MASK (TW_ANY | TW_EVENT)
1875 #define EVENTLIST_0th(param) void
1876 #define EVENTLIST_1st(param) /* nothing */
1877 #define EVENTLIST_2nd(param) /* nothing */
1878 #define TWAIT_MASK TW_ANY
1881 #if NCURSES_EXPANDED && NCURSES_EXT_FUNCS
1883 #undef toggle_attr_on
1884 #define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at)
1885 extern NCURSES_EXPORT(void) _nc_toggle_attr_on (attr_t *, attr_t);
1887 #undef toggle_attr_off
1888 #define toggle_attr_off(S,at) _nc_toggle_attr_off(&(S), at)
1889 extern NCURSES_EXPORT(void) _nc_toggle_attr_off (attr_t *, attr_t);
1892 #define DelCharCost(sp, count) NCURSES_SP_NAME(_nc_DelCharCost)(NCURSES_SP_ARGx count)
1895 #define InsCharCost(sp, count) NCURSES_SP_NAME(_nc_InsCharCost)(NCURSES_SP_ARGx count)
1897 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_DelCharCost) (NCURSES_SP_DCLx int _c);
1898 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_InsCharCost) (NCURSES_SP_DCLx int _c);
1901 #define UpdateAttrs(sp,c) NCURSES_SP_NAME(_nc_UpdateAttrs)(NCURSES_SP_ARGx CHREF(c))
1903 #if USE_WIDEC_SUPPORT || defined(NEED_NCURSES_CH_T)
1904 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx CARG_CH_T _c);
1906 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx chtype c);
1909 #if NCURSES_SP_FUNCS
1910 extern NCURSES_EXPORT(int) _nc_DelCharCost (int);
1911 extern NCURSES_EXPORT(int) _nc_InsCharCost (int);
1912 extern NCURSES_EXPORT(void) _nc_UpdateAttrs (CARG_CH_T);
1913 #endif /* NCURSES_SP_FUNCS */
1917 extern NCURSES_EXPORT(void) _nc_expanded (void);
1921 #if !NCURSES_EXT_FUNCS
1922 #define set_escdelay(value) ESCDELAY = value
1926 #define getcwd(buf,len) getwd(buf)
1929 #define save_ttytype(termp) \
1930 if (TerminalType(termp).term_names != 0) { \
1931 _nc_STRNCPY(ttytype, \
1932 TerminalType(termp).term_names, \
1934 ttytype[NAMESIZE - 1] = '\0'; \
1937 #if !NCURSES_WCWIDTH_GRAPHICS
1938 extern NCURSES_EXPORT(int) _nc_wacs_width(unsigned);
1940 #define _nc_wacs_width(ch) wcwidth(ch)
1944 #if USE_WIDEC_SUPPORT
1945 extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t);
1946 extern NCURSES_EXPORT(int) _nc_to_char(wint_t);
1947 extern NCURSES_EXPORT(wint_t) _nc_to_widechar(int);
1952 short nte_name; /* offset of name to hash on */
1953 int nte_type; /* BOOLEAN, NUMBER or STRING */
1954 short nte_index; /* index of associated variable in its array */
1955 short nte_link; /* index in table of next hash, or -1 */
1965 /* comp_userdefs.c */
1967 short ute_name; /* offset of name to hash on */
1968 unsigned ute_type; /* mask (BOOLEAN, NUMBER, STRING) */
1969 unsigned ute_argc; /* number of parameters */
1970 unsigned ute_args; /* bit-mask for string parameters */
1971 short ute_index; /* index of associated variable in its array */
1972 short ute_link; /* index in table of next hash, or -1 */
1977 extern NCURSES_EXPORT(void) _nc_do_xmc_glitch (attr_t);
1981 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
1982 extern NCURSES_EXPORT(void) _nc_linedump (void);
1986 extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */
1987 extern NCURSES_EXPORT(int) _nc_msec_cost (const char *const, int);
1990 #if USE_WIDEC_SUPPORT
1991 extern NCURSES_EXPORT(int) _nc_build_wch(WINDOW *win, ARG_CH_T ch);
1995 #if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
1996 extern NCURSES_EXPORT(int) _nc_wchstrlen(const cchar_t *);
2000 extern NCURSES_EXPORT(int) _nc_init_color(SCREEN *, int, int, int, int);
2001 extern NCURSES_EXPORT(int) _nc_init_pair(SCREEN *, int, int, int);
2002 extern NCURSES_EXPORT(int) _nc_pair_content(SCREEN *, int, int *, int *);
2003 extern NCURSES_EXPORT(bool) _nc_reset_colors(void);
2004 extern NCURSES_EXPORT(void) _nc_reserve_pairs(SCREEN *, int);
2005 extern NCURSES_EXPORT(void) _nc_change_pair(SCREEN *, int);
2007 #define ReservePairs(sp,want) \
2008 if ((sp->_color_pairs == 0) || (want >= sp->_pair_alloc)) \
2009 _nc_reserve_pairs(sp, want)
2012 extern NCURSES_EXPORT(int) _nc_wgetch(WINDOW *, int *, int EVENTLIST_2nd(_nc_eventlist *));
2015 extern NCURSES_EXPORT(int) _nc_insert_ch(SCREEN *, WINDOW *, chtype);
2018 #define INFINITY 1000000 /* cost: too high to use */
2020 extern NCURSES_EXPORT(int) _nc_mvcur(int yold, int xold, int ynew, int xnew);
2022 extern NCURSES_EXPORT(void) _nc_mvcur_init (void);
2023 extern NCURSES_EXPORT(void) _nc_mvcur_resume (void);
2024 extern NCURSES_EXPORT(void) _nc_mvcur_wrap (void);
2026 extern NCURSES_EXPORT(int) _nc_scrolln (int, int, int, int);
2028 extern NCURSES_EXPORT(void) _nc_screen_init (void);
2029 extern NCURSES_EXPORT(void) _nc_screen_resume (void);
2030 extern NCURSES_EXPORT(void) _nc_screen_wrap (void);
2033 extern NCURSES_EXPORT(bool) _nc_has_mouse (SCREEN *);
2036 #define INFINITY 1000000 /* cost: too high to use */
2037 #define BAUDBYTE 9 /* 9 = 7 bits + 1 parity + 1 stop */
2040 extern NCURSES_EXPORT(char *) _nc_get_locale(void);
2041 extern NCURSES_EXPORT(int) _nc_unicode_locale(void);
2042 extern NCURSES_EXPORT(int) _nc_locale_breaks_acs(TERMINAL *);
2043 extern NCURSES_EXPORT(int) _nc_setupterm(const char *, int, int *, int);
2044 extern NCURSES_EXPORT(void) _nc_tinfo_cmdch(TERMINAL *, int);
2047 extern NCURSES_EXPORT(SCREEN *) _nc_find_prescr(void);
2048 extern NCURSES_EXPORT(void) _nc_forget_prescr(void);
2050 #define _nc_find_prescr() _nc_prescreen.allocated
2051 #define _nc_forget_prescr() _nc_prescreen.allocated = 0
2054 /* lib_set_term.c */
2055 extern NCURSES_EXPORT(int) _nc_ripoffline(int, int(*)(WINDOW*, int));
2058 #define ExitTerminfo(code) exit_terminfo(code)
2060 #define SETUP_FAIL ERR
2062 #define ret_error(rc, fmt, p, q) if (errret) {\
2065 returnCode(SETUP_FAIL);\
2067 fprintf(stderr, fmt, p);\
2069 ExitTerminfo(EXIT_FAILURE);\
2072 #define ret_error1(rc, fmt, p, q) ret_error(rc, "'%s': " fmt, p, q)
2074 #define ret_error0(rc, msg) if (errret) {\
2076 returnCode(SETUP_FAIL);\
2078 fprintf(stderr, msg);\
2079 ExitTerminfo(EXIT_FAILURE);\
2084 extern NCURSES_EXPORT(int) _nc_handle_sigwinch(SCREEN *);
2086 #define _nc_handle_sigwinch(a) /* nothing */
2090 #if USE_WIDEC_SUPPORT
2091 extern NCURSES_EXPORT(void) _nc_init_wacs(void);
2095 char *s_head; /* beginning of the string (may be null) */
2096 char *s_tail; /* end of the string (may be null) */
2097 size_t s_size; /* current remaining size available */
2098 size_t s_init; /* total size available */
2102 extern NCURSES_EXPORT(string_desc *) _nc_str_init (string_desc *, char *, size_t);
2103 extern NCURSES_EXPORT(string_desc *) _nc_str_null (string_desc *, size_t);
2104 extern NCURSES_EXPORT(string_desc *) _nc_str_copy (string_desc *, const string_desc *);
2105 extern NCURSES_EXPORT(bool) _nc_safe_strcat (string_desc *, const char *);
2106 extern NCURSES_EXPORT(bool) _nc_safe_strcpy (string_desc *, const char *);
2109 #define strstr _nc_strstr
2110 extern NCURSES_EXPORT(char *) _nc_strstr (const char *, const char *);
2113 /* safe_sprintf.c */
2114 extern NCURSES_EXPORT(char *) _nc_printf_string (const char *, va_list);
2117 extern NCURSES_EXPORT(int) _nc_add_to_try (TRIES **, const char *, unsigned);
2118 extern NCURSES_EXPORT(char *) _nc_expand_try (TRIES *, unsigned, int *, size_t);
2119 extern NCURSES_EXPORT(int) _nc_remove_key (TRIES **, unsigned);
2120 extern NCURSES_EXPORT(int) _nc_remove_string (TRIES **, const char *);
2123 extern NCURSES_EXPORT(SCREEN *) _nc_screen_of (WINDOW *);
2124 extern NCURSES_EXPORT(TERMINAL*) _nc_get_cur_term (void);
2125 extern NCURSES_EXPORT(WINDOW *) _nc_makenew (int, int, int, int, int);
2126 extern NCURSES_EXPORT(char *) _nc_trace_buf (int, size_t);
2127 extern NCURSES_EXPORT(char *) _nc_trace_bufcat (int, const char *);
2128 extern NCURSES_EXPORT(char *) _nc_tracechar (SCREEN *, int);
2129 extern NCURSES_EXPORT(char *) _nc_tracemouse (SCREEN *, MEVENT const *);
2130 extern NCURSES_EXPORT(char *) _nc_trace_mmask_t (SCREEN *, mmask_t);
2131 extern NCURSES_EXPORT(int) _nc_access (const char *, int);
2132 extern NCURSES_EXPORT(int) _nc_baudrate (int);
2133 extern NCURSES_EXPORT(int) _nc_freewin (WINDOW *);
2134 extern NCURSES_EXPORT(int) _nc_getenv_num (const char *);
2135 extern NCURSES_EXPORT(int) _nc_keypad (SCREEN *, int);
2136 extern NCURSES_EXPORT(int) _nc_ospeed (int);
2137 extern NCURSES_EXPORT(int) _nc_outch (int);
2138 extern NCURSES_EXPORT(int) _nc_putchar (int);
2139 extern NCURSES_EXPORT(int) _nc_putp(const char *, const char *);
2140 extern NCURSES_EXPORT(int) _nc_putp_flush(const char *, const char *);
2141 extern NCURSES_EXPORT(int) _nc_read_termcap_entry (const char *const, TERMTYPE2 *const);
2142 extern NCURSES_EXPORT(int) _nc_setup_tinfo(const char *, TERMTYPE2 *);
2143 extern NCURSES_EXPORT(int) _nc_setupscreen (int, int, FILE *, int, int);
2144 extern NCURSES_EXPORT(int) _nc_timed_wait (SCREEN *, int, int, int * EVENTLIST_2nd(_nc_eventlist *));
2145 extern NCURSES_EXPORT(int) _nc_trans_string (char *, const char *);
2146 extern NCURSES_EXPORT(void) _nc_init_termtype (TERMTYPE2 *const);
2147 extern NCURSES_EXPORT(void) _nc_do_color (int, int, int, NCURSES_OUTC);
2148 extern NCURSES_EXPORT(void) _nc_flush (void);
2149 extern NCURSES_EXPORT(void) _nc_free_entry (ENTRY *, TERMTYPE2 *);
2150 extern NCURSES_EXPORT(void) _nc_freeall (void);
2151 extern NCURSES_EXPORT(void) _nc_hash_map (void);
2152 extern NCURSES_EXPORT(void) _nc_init_keytry (SCREEN *);
2153 extern NCURSES_EXPORT(void) _nc_keep_tic_dir (const char *);
2154 extern NCURSES_EXPORT(void) _nc_make_oldhash (int i);
2155 extern NCURSES_EXPORT(void) _nc_reset_input (FILE *, char *);
2156 extern NCURSES_EXPORT(void) _nc_scroll_oldhash (int n, int top, int bot);
2157 extern NCURSES_EXPORT(void) _nc_scroll_optimize (void);
2158 extern NCURSES_EXPORT(void) _nc_set_buffer (FILE *, int);
2159 extern NCURSES_EXPORT(void) _nc_setenv_num (const char *, int);
2160 extern NCURSES_EXPORT(void) _nc_signal_handler (int);
2161 extern NCURSES_EXPORT(void) _nc_synchook (WINDOW *);
2162 extern NCURSES_EXPORT(void) _nc_trace_tries (TRIES *);
2164 #if NCURSES_EXT_NUMBERS
2165 extern NCURSES_EXPORT(const TERMTYPE2 *) _nc_fallback2 (const char *);
2167 #define _nc_fallback2(tp) _nc_fallback(tp)
2170 extern NCURSES_EXPORT(void) _nc_copy_termtype(TERMTYPE *, const TERMTYPE *);
2172 #if NCURSES_EXT_NUMBERS
2173 extern NCURSES_EXPORT(void) _nc_copy_termtype2 (TERMTYPE2 *, const TERMTYPE2 *);
2174 extern NCURSES_EXPORT(void) _nc_export_termtype2(TERMTYPE *, const TERMTYPE2 *);
2176 #define _nc_copy_termtype2(dst,src) _nc_copy_termtype((dst),(src))
2177 #define _nc_export_termtype2(dst,src) /* nothing */
2178 #define _nc_free_termtype2(t) _nc_free_termtype(t)
2180 #define _nc_read_entry2 _nc_read_entry
2184 extern NCURSES_EXPORT(void) _nc_alloc_entry_leaks(void);
2185 extern NCURSES_EXPORT(void) _nc_captoinfo_leaks(void);
2186 extern NCURSES_EXPORT(void) _nc_codes_leaks(void);
2187 extern NCURSES_EXPORT(void) _nc_comp_captab_leaks(void);
2188 extern NCURSES_EXPORT(void) _nc_comp_error_leaks(void);
2189 extern NCURSES_EXPORT(void) _nc_comp_scan_leaks(void);
2190 extern NCURSES_EXPORT(void) _nc_comp_userdefs_leaks(void);
2191 extern NCURSES_EXPORT(void) _nc_db_iterator_leaks(void);
2192 extern NCURSES_EXPORT(void) _nc_keyname_leaks(void);
2193 extern NCURSES_EXPORT(void) _nc_names_leaks(void);
2194 extern NCURSES_EXPORT(void) _nc_tgetent_leak(const TERMINAL *);
2195 extern NCURSES_EXPORT(void) _nc_tgetent_leaks(void);
2198 #if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2199 extern NCURSES_EXPORT(NCURSES_CH_T) _nc_render (WINDOW *, NCURSES_CH_T);
2200 extern NCURSES_EXPORT(int) _nc_waddch_nosync (WINDOW *, const NCURSES_CH_T);
2201 extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, int const, int const, NCURSES_CH_T);
2204 #if USE_WIDEC_SUPPORT
2205 extern NCURSES_EXPORT(int) _nc_insert_wch(WINDOW *, const cchar_t *);
2208 #if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2209 extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *);
2213 extern NCURSES_EXPORT(void) _nc_update_screensize (SCREEN *);
2217 extern NCURSES_EXPORT(void) _nc_resize_margins (WINDOW *);
2219 #define _nc_resize_margins(wp) /* nothing */
2222 #ifdef NCURSES_WGETCH_EVENTS
2223 extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *);
2225 #define wgetch_events(win, evl) wgetch(win)
2226 #define wgetnstr_events(win, str, maxlen, evl) wgetnstr(win, str, maxlen)
2230 * Wide-character macros to hide some platform-differences.
2232 #if USE_WIDEC_SUPPORT
2234 #if defined(_NC_WINDOWS) && !defined(_NC_MSC) && !defined(EXP_WIN32_DRIVER)
2236 * MinGW has wide-character functions, but they do not work correctly.
2238 extern int __MINGW_NOTHROW _nc_wctomb(char *, wchar_t);
2239 #define wctomb(s,wc) _nc_wctomb(s,wc)
2240 #define wcrtomb(s,wc,n) _nc_wctomb(s,wc)
2242 extern int __MINGW_NOTHROW _nc_mbtowc(wchar_t *, const char *, size_t);
2243 #define mbtowc(pwc,s,n) _nc_mbtowc(pwc,s,n)
2245 extern int __MINGW_NOTHROW _nc_mblen(const char *, size_t);
2246 #define mblen(s,n) _nc_mblen(s, n)
2248 #endif /* _NC_WINDOWS && !_NC_MSC */
2250 #if defined(_NC_WINDOWS) || defined(_NC_MINGW)
2252 extern NCURSES_EXPORT(int) mk_wcwidth(wchar_t);
2253 #define wcwidth(ucs) _nc_wcwidth(ucs)
2256 #if HAVE_MBTOWC && HAVE_MBLEN
2257 #define reset_mbytes(state) IGNORE_RC(mblen(NULL, (size_t) 0)), IGNORE_RC(mbtowc(NULL, NULL, (size_t) 0))
2258 #define count_mbytes(buffer,length,state) mblen(buffer,length)
2259 #define check_mbytes(wch,buffer,length,state) \
2260 (int) mbtowc(&(wch), buffer, length)
2261 #define state_unused
2262 #elif HAVE_MBRTOWC && HAVE_MBRLEN
2263 #define reset_mbytes(state) init_mb(state)
2264 #define count_mbytes(buffer,length,state) mbrlen(buffer,length,&(state))
2265 #define check_mbytes(wch,buffer,length,state) \
2266 (int) mbrtowc(&(wch), buffer, length, &(state))
2271 #endif /* USE_WIDEC_SUPPORT */
2274 * Not everyone has vsscanf(), but we'd like to use it for scanw().
2277 extern int vsscanf(const char *str, const char *format, va_list __arg);
2280 /* scroll indices */
2281 extern NCURSES_EXPORT_VAR(int *) _nc_oldnums;
2283 #define USE_SETBUF_0 0
2285 #define NC_OUTPUT(sp) ((sp != 0 && sp->_ofp != 0) ? sp->_ofp : stdout)
2288 * On systems with a broken linker, define 'SP' as a function to force the
2289 * linker to pull in the data-only module with 'SP'.
2291 #define _nc_alloc_screen_sp() typeCalloc(SCREEN, 1)
2294 #define SP _nc_screen()
2295 extern NCURSES_EXPORT(SCREEN *) _nc_screen (void);
2296 extern NCURSES_EXPORT(int) _nc_alloc_screen (void);
2297 extern NCURSES_EXPORT(void) _nc_set_screen (SCREEN *);
2298 #define CURRENT_SCREEN _nc_screen()
2300 /* current screen is private data; avoid possible linking conflicts too */
2301 extern NCURSES_EXPORT_VAR(SCREEN *) SP;
2302 #define CURRENT_SCREEN SP
2303 #define _nc_alloc_screen() ((SP = _nc_alloc_screen_sp()) != 0)
2304 #define _nc_set_screen(sp) SP = sp
2307 #if NCURSES_SP_FUNCS
2308 #define CURRENT_SCREEN_PRE (IsPreScreen(CURRENT_SCREEN) ? CURRENT_SCREEN : new_prescr())
2310 #define CURRENT_SCREEN_PRE CURRENT_SCREEN
2314 * We don't want to use the lines or columns capabilities internally, because
2315 * if the application is running multiple screens under X, it is quite possible
2316 * they could all have type xterm but have different sizes! So...
2318 #define screen_lines(sp) (sp)->_lines
2319 #define screen_columns(sp) (sp)->_columns
2321 extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int);
2322 extern NCURSES_EXPORT(int) _nc_format_slks (NCURSES_SP_DCLx int _c);
2325 * Some constants related to SLK's
2327 #define MAX_SKEY_OLD 8 /* count of soft keys */
2328 #define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */
2329 #define MAX_SKEY_PC 12 /* This is what most PC's have */
2330 #define MAX_SKEY_LEN_PC 5
2332 /* Macro to check whether or not we use a standard format */
2333 #define SLK_STDFMT(fmt) (fmt < 3)
2334 /* Macro to determine height of label window */
2335 #define SLK_LINES(fmt) (SLK_STDFMT(fmt) ? 1 : ((fmt) - 2))
2337 #define MAX_SKEY(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_OLD : MAX_SKEY_PC)
2338 #define MAX_SKEY_LEN(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC)
2341 * Common error messages
2343 #define MSG_NO_MEMORY "Out of memory"
2344 #define MSG_NO_INPUTS "Premature EOF"
2346 extern NCURSES_EXPORT(int) _nc_set_tty_mode(TTY *);
2347 extern NCURSES_EXPORT(int) _nc_get_tty_mode(TTY *);
2349 /* timed_wait flag definitions */
2353 #define TW_ANY (TW_INPUT | TW_MOUSE)
2356 #define SetSafeOutcWrapper(outc) \
2357 SCREEN* sp = CURRENT_SCREEN; \
2358 struct screen outc_wrapper; \
2360 sp = &outc_wrapper; \
2361 memset(sp,0,sizeof(struct screen)); \
2362 sp->_outch = _nc_outc_wrapper; \
2366 #ifdef USE_TERM_DRIVER
2368 typedef struct _termInfo
2387 const color_t* defaultPalette;
2390 typedef struct term_driver {
2392 const char* (*td_name)(struct DriverTCB*);
2393 bool (*td_CanHandle)(struct DriverTCB*, const char*, int*);
2394 void (*td_init)(struct DriverTCB*);
2395 void (*td_release)(struct DriverTCB*);
2396 int (*td_size)(struct DriverTCB*, int* Line, int *Cols);
2397 int (*td_sgmode)(struct DriverTCB*, int setFlag, TTY*);
2398 chtype (*td_conattr)(struct DriverTCB*);
2399 int (*td_hwcur)(struct DriverTCB*, int yold, int xold, int y, int x);
2400 int (*td_mode)(struct DriverTCB*, int progFlag, int defFlag);
2401 bool (*td_rescol)(struct DriverTCB*);
2402 bool (*td_rescolors)(struct DriverTCB*);
2403 void (*td_color)(struct DriverTCB*, int fore, int color, int(*)(SCREEN*, int));
2404 int (*td_doBeepOrFlash)(struct DriverTCB*, int);
2405 void (*td_initpair)(struct DriverTCB*, int, int, int);
2406 void (*td_initcolor)(struct DriverTCB*, int, int, int, int);
2407 void (*td_docolor)(struct DriverTCB*, int, int, int, int(*)(SCREEN*, int));
2408 void (*td_initmouse)(struct DriverTCB*);
2409 int (*td_testmouse)(struct DriverTCB*, int EVENTLIST_2nd(_nc_eventlist*));
2410 void (*td_setfilter)(struct DriverTCB*);
2411 void (*td_hwlabel)(struct DriverTCB*, int, char*);
2412 void (*td_hwlabelOnOff)(struct DriverTCB*, int);
2413 int (*td_update)(struct DriverTCB*);
2414 int (*td_defaultcolors)(struct DriverTCB*, int, int);
2415 int (*td_print)(struct DriverTCB*, char*, int);
2416 int (*td_getsize)(struct DriverTCB*, int*, int*);
2417 int (*td_setsize)(struct DriverTCB*, int, int);
2418 void (*td_initacs)(struct DriverTCB*, chtype*, chtype*);
2419 void (*td_scinit)(SCREEN *);
2420 void (*td_scexit)(SCREEN *);
2421 int (*td_twait)(struct DriverTCB*, int, int, int* EVENTLIST_2nd(_nc_eventlist*));
2422 int (*td_read)(struct DriverTCB*, int*);
2423 int (*td_nap)(struct DriverTCB*, int);
2424 int (*td_kpad)(struct DriverTCB*, int);
2425 int (*td_kyOk)(struct DriverTCB*, int, int);
2426 bool (*td_kyExist)(struct DriverTCB*, int);
2427 int (*td_cursorSet)(struct DriverTCB*, int);
2430 typedef struct DriverTCB
2432 TERMINAL term; /* needs to be the first Element !!! */
2433 TERM_DRIVER* drv; /* The driver for that Terminal */
2434 SCREEN* csp; /* The screen that owns that Terminal */
2435 TerminalInfo info; /* Driver independent core capabilities of the Terminal */
2436 void* prop; /* Driver dependent property storage to be used by the Driver */
2438 } TERMINAL_CONTROL_BLOCK;
2440 #define NCDRV_MAGIC(id) (0x47110000 | (id&0xffff))
2441 #define NCDRV_TINFO 0x01
2442 #define NCDRV_WINCONSOLE 0x02
2444 #define TCBOf(sp) ((TERMINAL_CONTROL_BLOCK*)(TerminalOf(sp)))
2445 #define InfoOf(sp) TCBOf(sp)->info
2446 #define CallDriver(sp,method) TCBOf(sp)->drv->method(TCBOf(sp))
2447 #define CallDriver_1(sp,method,arg1) TCBOf(sp)->drv->method(TCBOf(sp),arg1)
2448 #define CallDriver_2(sp,method,arg1,arg2) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2)
2449 #define CallDriver_3(sp,method,arg1,arg2,arg3) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3)
2450 #define CallDriver_4(sp,method,arg1,arg2,arg3,arg4) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3,arg4)
2452 extern NCURSES_EXPORT_VAR(const color_t*) _nc_cga_palette;
2453 extern NCURSES_EXPORT_VAR(const color_t*) _nc_hls_palette;
2455 extern NCURSES_EXPORT(int) _nc_get_driver(TERMINAL_CONTROL_BLOCK*, const char*, int*);
2456 extern NCURSES_EXPORT(void) _nc_get_screensize_ex(SCREEN *, TERMINAL *, int *, int *);
2457 #endif /* USE_TERM_DRIVER */
2460 * Entrypoints which are actually provided in the terminal driver, which would
2461 * be an sp-name otherwise.
2463 #ifdef USE_TERM_DRIVER
2464 #define TINFO_HAS_KEY _nc_tinfo_has_key
2465 #define TINFO_DOUPDATE _nc_tinfo_doupdate
2466 #define TINFO_MVCUR _nc_tinfo_mvcur
2467 extern NCURSES_EXPORT(int) TINFO_HAS_KEY(SCREEN*, int);
2468 extern NCURSES_EXPORT(int) TINFO_DOUPDATE(SCREEN *);
2469 extern NCURSES_EXPORT(int) TINFO_MVCUR(SCREEN*, int, int, int, int);
2471 #define TINFO_HAS_KEY NCURSES_SP_NAME(has_key)
2472 #define TINFO_DOUPDATE NCURSES_SP_NAME(doupdate)
2473 #define TINFO_MVCUR NCURSES_SP_NAME(_nc_mvcur)
2476 #if defined(EXP_WIN32_DRIVER)
2477 #include <nc_win32.h>
2481 * Entrypoints using an extra parameter with the terminal driver.
2483 #ifdef USE_TERM_DRIVER
2484 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, TERMINAL *, int *, int *);
2485 extern NCURSES_EXPORT(int) _nc_setupterm_ex(TERMINAL **, const char *, int , int *, int);
2486 #define TINFO_GET_SIZE(sp, tp, lp, cp) \
2487 _nc_get_screensize(sp, tp, lp, cp)
2488 #define TINFO_SET_CURTERM(sp, tp) \
2489 NCURSES_SP_NAME(set_curterm)(sp, tp)
2490 #define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \
2491 _nc_setupterm_ex(tpp, name, fd, err, reuse)
2492 #else /* !USE_TERM_DRIVER */
2493 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, int *, int *);
2494 #define TINFO_GET_SIZE(sp, tp, lp, cp) \
2495 _nc_get_screensize(sp, lp, cp)
2496 #define TINFO_SET_CURTERM(sp, tp) \
2498 #define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \
2499 _nc_setupterm(name, fd, err, reuse)
2500 #endif /* !USE_TERM_DRIVER */
2502 #ifdef EXP_WIN32_DRIVER
2503 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
2505 #ifdef USE_TERM_DRIVER
2506 #if defined(USE_WIN32CON_DRIVER)
2507 #include <nc_mingw.h>
2508 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_WIN_DRIVER;
2509 extern NCURSES_EXPORT(int) _nc_mingw_isatty(int fd);
2510 extern NCURSES_EXPORT(int) _nc_mingw_isconsole(int fd);
2511 extern NCURSES_EXPORT(int) _nc_mingw_console_read(
2515 extern NCURSES_EXPORT(int) _nc_mingw_testmouse(
2518 int delay EVENTLIST_2nd(_nc_eventlist*));
2521 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
2522 #endif /* USE_TERM_DRIVER */
2523 #endif /* EXP_WIN32_DRIVER */
2525 #if defined(USE_TERM_DRIVER) && defined(EXP_WIN32_DRIVER)
2526 #define NC_ISATTY(fd) (0 != _nc_console_isatty(fd))
2527 #elif defined(USE_TERM_DRIVER) && defined(USE_WIN32CON_DRIVER)
2528 #define NC_ISATTY(fd) _nc_mingw_isatty(fd)
2530 #define NC_ISATTY(fd) isatty(fd)
2534 * Perhaps not "real" but possibly not "fake".
2536 #define IsRealTty(fd,value) \
2538 && (value = ttyname(fd)) != NULL \
2539 && strncmp(value, "/dev/pts/", 9))
2541 #ifdef USE_TERM_DRIVER
2542 # define IsTermInfo(sp) ((TCBOf(sp) != 0) && ((TCBOf(sp)->drv->isTerminfo)))
2543 # define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp))
2544 # if defined(EXP_WIN32_DRIVER)
2545 # define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_console_test(TerminalOf(sp)->Filedes))
2546 # elif defined(USE_WIN32CON_DRIVER)
2547 # define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_mingw_isconsole(TerminalOf(sp)->Filedes))
2549 # define IsTermInfoOnConsole(sp) FALSE
2552 # define IsTermInfo(sp) TRUE
2553 # define HasTInfoTerminal(sp) (0 != TerminalOf(sp))
2554 # if defined(EXP_WIN32_DRIVER)
2555 # define IsTermInfoOnConsole(sp) _nc_console_test(TerminalOf(sp)->Filedes)
2557 # define IsTermInfoOnConsole(sp) FALSE
2561 #define IsValidTIScreen(sp) (HasTInfoTerminal(sp))
2564 * Exported entrypoints beyond the published API
2566 #if NCURSES_SP_FUNCS
2567 extern NCURSES_EXPORT(WINDOW *) _nc_curscr_of(SCREEN*);
2568 extern NCURSES_EXPORT(WINDOW *) _nc_newscr_of(SCREEN*);
2569 extern NCURSES_EXPORT(WINDOW *) _nc_stdscr_of(SCREEN*);
2570 extern NCURSES_EXPORT(int) _nc_outc_wrapper(SCREEN*,int);
2573 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_TABSIZE)(SCREEN*);
2574 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(longname)(SCREEN*);
2577 #if NCURSES_EXT_FUNCS
2578 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tabsize)(SCREEN*, int);
2582 * We put the safe versions of various calls here as they are not published
2583 * part of the API up to now
2585 extern NCURSES_EXPORT(TERMINAL*) NCURSES_SP_NAME(_nc_get_cur_term) (SCREEN *sp);
2586 extern NCURSES_EXPORT(WINDOW *) NCURSES_SP_NAME(_nc_makenew) (SCREEN*, int, int, int, int, int);
2587 extern NCURSES_EXPORT(bool) NCURSES_SP_NAME(_nc_reset_colors)(SCREEN*);
2588 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_printf_string)(SCREEN*, const char *, va_list);
2589 extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int);
2590 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_get_tty_mode)(SCREEN*,TTY*);
2591 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mcprint)(SCREEN*,char*, int);
2592 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_msec_cost)(SCREEN*, const char *, int);
2593 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mvcur)(SCREEN*, int, int, int, int);
2594 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_outch)(SCREEN*, int);
2595 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putchar)(SCREEN*, int);
2596 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp)(SCREEN*, const char *, const char*);
2597 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp_flush)(SCREEN*, const char *, const char *);
2598 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_ripoffline)(SCREEN*, int, int (*)(WINDOW *,int));
2599 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scrolln)(SCREEN*, int, int, int, int);
2600 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tty_mode)(SCREEN*, TTY*);
2601 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_setupscreen)(SCREEN**, int, int, FILE *, int, int);
2602 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const char *);
2603 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, int, int, int, NCURSES_SP_OUTC);
2604 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t);
2605 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*);
2606 extern GCC_NORETURN NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int);
2607 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*);
2608 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*);
2609 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*);
2610 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_make_oldhash)(SCREEN*, int i);
2611 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_init)(SCREEN*);
2612 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_resume)(SCREEN*);
2613 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_wrap)(SCREEN*);
2614 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_init)(SCREEN*);
2615 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_resume)(SCREEN*);
2616 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_wrap)(SCREEN*);
2617 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_oldhash)(SCREEN*, int n, int top, int bot);
2618 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_optimize)(SCREEN*);
2619 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_set_buffer)(SCREEN*, FILE *, int);
2621 extern NCURSES_EXPORT(void) _nc_cookie_init(SCREEN *sp);
2623 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
2624 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_linedump)(SCREEN*);
2627 #if USE_WIDEC_SUPPORT
2628 extern NCURSES_EXPORT(wchar_t *) NCURSES_SP_NAME(_nc_wunctrl)(SCREEN*, cchar_t *);
2631 #endif /* NCURSES_SP_FUNCS */
2633 #if NCURSES_SP_FUNCS
2635 #define safe_keyname NCURSES_SP_NAME(keyname)
2636 #define safe_unctrl NCURSES_SP_NAME(unctrl)
2637 #define safe_ungetch NCURSES_SP_NAME(ungetch)
2641 #define safe_keyname _nc_keyname
2642 #define safe_unctrl _nc_unctrl
2643 #define safe_ungetch _nc_ungetch
2645 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_keyname (SCREEN *, int);
2646 extern NCURSES_EXPORT(int) _nc_ungetch (SCREEN *, int);
2647 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_unctrl (SCREEN *, chtype);
2651 #ifdef EXP_XTERM_1005
2652 extern NCURSES_EXPORT(int) _nc_conv_to_utf8(unsigned char *, unsigned, unsigned);
2653 extern NCURSES_EXPORT(int) _nc_conv_to_utf32(unsigned *, const char *, unsigned);
2662 #endif /* CURSES_PRIV_H */