1 /****************************************************************************
2 * Copyright 2018-2022,2023 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 1.669 2023/06/06 22:31:04 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>
77 #elif HAVE_SYS_PARAM_H
78 # include <sys/param.h>
93 # if defined(_POSIX_PATH_MAX)
94 # define PATH_MAX _POSIX_PATH_MAX
95 # elif defined(MAXPATHLEN)
96 # define PATH_MAX MAXPATHLEN
98 # define PATH_MAX 255 /* the Posix minimum path-size */
106 /* Some Windows related defines */
108 #if (defined(_WIN32) || defined(_WIN64))
111 #undef EXP_WIN32_DRIVER
115 #if (defined(__MINGW32__) || defined(__MINGW64__))
124 /* Some systems have a broken 'select()', but workable 'poll()'. Use that */
125 #if HAVE_WORKING_POLL
126 #define USE_FUNC_POLL 1
130 #include <sys/poll.h>
133 #define USE_FUNC_POLL 0
137 # include <inttypes.h>
144 #if (defined(__USE_MINGW_ANSI_STDIO) && __USE_MINGW_ANSI_STDIO != 0) && (defined(__GNUC__) && (__GNUC__ < 12))
145 # undef PRIxPTR /* gcc bug fixed in 12.x */
146 # define PRIxPTR "lX"
147 # define CASTxPTR(n) (unsigned long)(intptr_t)(n)
149 # define CASTxPTR(n) (intptr_t)(n)
153 # define PRIxPTR "lx"
154 # define CASTxPTR(n) (long)(n)
157 /* include signal.h before curses.h to work-around defect in glibc 2.1.3 */
160 /* Alessandro Rubini's GPM (general-purpose mouse) */
161 #if HAVE_LIBGPM && HAVE_GPM_H
162 #define USE_GPM_SUPPORT 1
164 #define USE_GPM_SUPPORT 0
167 /* QNX mouse support */
168 #if defined(__QNX__) && !defined(__QNXNTO__)
169 #define USE_QNX_MOUSE 1
171 #define USE_QNX_MOUSE 0
174 /* EMX mouse support */
176 #define USE_EMX_MOUSE 1
178 #define USE_EMX_MOUSE 0
181 /* kLIBC keyboard/mouse support */
182 #if defined(__OS2__) && defined(__KLIBC__)
183 #define USE_KLIBC_KBD 1
184 #define USE_KLIBC_MOUSE 1
186 #define USE_KLIBC_KBD 0
187 #define USE_KLIBC_MOUSE 0
190 #define DEFAULT_MAXCLICK 166
191 #define EV_MAX 8 /* size of mouse circular event queue */
194 * If we don't have signals to support it, don't add a sigwinch handler.
195 * In any case, resizing is an extended feature. Use it if we've got it.
197 #if !NCURSES_EXT_FUNCS
198 #undef HAVE_SIZECHANGE
199 #define HAVE_SIZECHANGE 0
202 #if HAVE_SIZECHANGE && USE_SIGWINCH && defined(SIGWINCH)
203 #define USE_SIZECHANGE 1
205 #define USE_SIZECHANGE 0
207 #define USE_SIGWINCH 0
211 * When building in the MSYS2 environment, the automatic discovery of
212 * the path separator in configure doesn't work properly. So, if building
213 * for MinGW, we enforce the correct Windows PATH separator
215 #if defined(_NC_WINDOWS)
216 # ifdef NCURSES_PATHSEP
217 # undef NCURSES_PATHSEP
219 # define NCURSES_PATHSEP ';'
223 * When the standard handles have been redirected (such as inside a text editor
224 * or the less utility), keystrokes must be read from the console rather than
225 * the redirected handle. The standard output handle suffers from a similar
226 * problem. Both handles are not closed once opened. The console shall be
227 * considered reachable throughout the process.
229 #if defined(_NC_WINDOWS)
230 #define GetDirectHandle(fileName, shareMode) \
231 CreateFile(TEXT(fileName), \
232 GENERIC_READ | GENERIC_WRITE, \
241 * Not all platforms have memmove; some have an equivalent bcopy. (Some may
245 #define memmove(d,s,n) bcopy(s,d,n)
247 #define memmove(d,s,n) _nc_memmove(d,s,n)
248 extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t);
252 * If we have va_copy(), use it for assigning va_list's.
254 #if defined(HAVE___VA_COPY)
255 #define begin_va_copy(dst,src) __va_copy(dst, src)
256 #define end_va_copy(dst) va_end(dst)
257 #elif defined(va_copy) || defined(HAVE_VA_COPY)
258 #define begin_va_copy(dst,src) va_copy(dst, src)
259 #define end_va_copy(dst) va_end(dst)
261 #define begin_va_copy(dst,src) (dst) = (src)
262 #define end_va_copy(dst) /* nothing */
266 * Either/both S_ISxxx and/or S_IFxxx are defined in sys/types.h; some systems
267 * lack one or the other.
270 #define S_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR)
274 #define S_ISREG(mode) ((mode & S_IFMT) == S_IFREG)
278 * POSIX ignores the "b", which c89 specified. Some very old systems do not
290 * Scroll hints are useless when hashmap is used
292 #if !USE_SCROLL_HINTS
294 #define USE_SCROLL_HINTS 1
296 #define USE_SCROLL_HINTS 0
301 #define if_USE_SCROLL_HINTS(stmt) stmt
303 #define if_USE_SCROLL_HINTS(stmt) /*nothing*/
306 #include <nc_string.h>
309 * Options for terminal drivers, etc...
311 #ifdef USE_TERM_DRIVER
312 #define NO_TERMINAL "unknown"
313 #define USE_SP_RIPOFF 1
314 #define USE_SP_TERMTYPE 1
315 #define USE_SP_WINDOWLIST 1
317 #define NO_TERMINAL 0
320 #define VALID_TERM_ENV(term_env, no_terminal) \
321 (term_env = (NonEmpty(term_env) \
327 * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only
328 * when we're throwing control codes at the screen at high volume. To see
329 * this, re-enable USE_HARD_TABS and run worm for a while. Other systems
330 * probably don't want to define this either due to uncertainties about tab
331 * delays and expansion in raw mode.
334 #define TRIES struct tries
336 TRIES *child; /* ptr to child. NULL if none */
337 TRIES *sibling; /* ptr to sibling. NULL if none */
338 unsigned char ch; /* character at this node */
339 unsigned short value; /* code of string so far. 0 if none. */
344 * Common/troublesome character definitions
346 #define StringOf(ch) {ch, 0}
353 #define VT_ACSC "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~"
356 * Structure for palette tables
359 #define MAXCOLUMNS 135
361 #define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */
365 #define WINDOWLIST struct _win_list
367 #if USE_WIDEC_SUPPORT
368 #define _nc_bkgd _bkgrnd
370 #undef _XOPEN_SOURCE_EXTENDED
372 #define _nc_bkgd _bkgd
373 #define wgetbkgrnd(win, wch) ((*wch = win->_bkgd) != 0 ? OK : ERR)
374 #define wbkgrnd wbkgd
377 #undef NCURSES_OPAQUE
378 #define NCURSES_INTERNALS 1
379 #define NCURSES_OPAQUE 0
381 #include <curses.h> /* we'll use -Ipath directive to get the right one! */
383 #if !(defined(NCURSES_WGETCH_EVENTS) && defined(NEED_KEY_EVENT))
384 #undef KEY_EVENT /* reduce compiler-warnings with Visual C++ */
389 int red, green, blue; /* what color_content() returns */
390 int r, g, b; /* params to init_color() */
391 int init; /* true if we called init_color() */
400 } bits; /* bits per color-value in RGB */
405 * If curses.h did not expose the SCREEN-functions, then we do not need the
406 * parameter in the corresponding unextended functions.
409 #define USE_SP_FUNC_SUPPORT NCURSES_SP_FUNCS
410 #define USE_EXT_SP_FUNC_SUPPORT (NCURSES_SP_FUNCS && NCURSES_EXT_FUNCS)
413 #define SP_PARM sp /* use parameter */
414 #define NCURSES_SP_ARG SP_PARM
415 #define NCURSES_SP_DCL SCREEN *NCURSES_SP_ARG
416 #define NCURSES_SP_DCL0 NCURSES_SP_DCL
417 #define NCURSES_SP_ARGx NCURSES_SP_ARG,
418 #define NCURSES_SP_DCLx SCREEN *NCURSES_SP_ARGx
420 #define SP_PARM SP /* use global variable */
421 #define NCURSES_SP_ARG
422 #define NCURSES_SP_DCL
423 #define NCURSES_SP_DCL0 void
424 #define NCURSES_SP_ARGx
425 #define NCURSES_SP_DCLx
428 #include <nc_panel.h>
430 #include <term.priv.h>
431 #include <nc_termios.h>
433 #define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen)
434 #define HasTerminal(sp) (((sp) != 0) && (0 != ((sp)->_term)))
435 #define IsValidScreen(sp) (HasTerminal(sp) && !IsPreScreen(sp))
438 #define CurTerm _nc_prescreen._cur_term
440 #define CurTerm cur_term
444 #define TerminalOf(sp) ((sp) ? ((sp)->_term ? (sp)->_term : CurTerm) : CurTerm)
446 #define TerminalOf(sp) CurTerm
450 * The legacy layout for TERMTYPE uses "short" for all of the numbers. Moving
451 * past that, numeric capabilities can be "int" by using a TERMTYPE2 structure
452 * in TERMINAL, and doing most of the internal work using TERMTYPE2. There are
453 * a few places (mostly to expose the legacy layout) where the distinction
456 #if NCURSES_EXT_COLORS && HAVE_INIT_EXTENDED_COLOR
457 #define NCURSES_EXT_NUMBERS 1
458 #define NCURSES_INT2 int
459 #define SIZEOF_INT2 4
460 #define TerminalType(tp) (tp)->type2
462 #define NCURSES_EXT_NUMBERS 0
463 #define NCURSES_INT2 short
464 #define SIZEOF_INT2 2
465 #define TerminalType(tp) (tp)->type
468 #define SIZEOF_SHORT 2
472 #define CUR TerminalType(cur_term).
476 * Reduce dependency on cur_term global by using terminfo data from SCREEN's
477 * pointer to this data.
479 #ifdef USE_SP_TERMTYPE
483 #define SP_TERMTYPE TerminalType(TerminalOf(sp)).
485 #include <term_entry.h>
487 #include <nc_tparm.h>
490 * Simplify ifdef's for the "*_ATTR" macros in case italics are not configured.
492 #if defined(A_ITALIC) && defined(exit_italics_mode)
501 * Use these macros internally, to make tracing less verbose. But leave the
502 * option for compiling the tracing into the library.
505 #define ColorPair(n) (NCURSES_BITS(n, 0) & A_COLOR)
506 #define PairNumber(a) (NCURSES_CAST(int,(((unsigned long)(a) & A_COLOR) >> NCURSES_ATTR_SHIFT)))
508 #define ColorPair(pair) COLOR_PAIR(pair)
509 #define PairNumber(attr) PAIR_NUMBER(attr)
512 #define unColor(n) unColor2(AttrOf(n))
513 #define unColor2(a) ((a) & ALL_BUT_COLOR)
516 * Extended-colors stores the color pair in a separate struct-member than the
517 * attributes. But for compatibility, we handle most cases where a program
518 * written for non-extended colors stores the color in the attributes by
519 * checking for a color pair in both places.
521 #if NCURSES_EXT_COLORS
522 #define if_EXT_COLORS(stmt) stmt
523 #define SetPair(value,p) SetPair2((value).ext_color, AttrOf(value), p)
524 #define SetPair2(c,a,p) c = (p), \
525 a = (unColor2(a) | ColorPair(oldColor(c)))
526 #define GetPair(value) GetPair2((value).ext_color, AttrOf(value))
527 #define GetPair2(c,a) ((c) ? (c) : PairNumber(a))
528 #define oldColor(p) (((p) > 255) ? 255 : (p))
529 #define GET_WINDOW_PAIR(w) GetPair2((w)->_color, (w)->_attrs)
530 #define SET_WINDOW_PAIR(w,p) (w)->_color = (p)
531 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b))
533 #define VIDPUTS(sp,attr,pair) do { \
534 int vid_pair = pair; \
535 NCURSES_SP_NAME(vid_puts)( \
536 NCURSES_SP_ARGx attr, \
537 (NCURSES_PAIRS_T) pair, \
539 NCURSES_OUTC_FUNC); \
542 #else /* !NCURSES_EXT_COLORS */
544 #define if_EXT_COLORS(stmt) /* nothing */
545 #define SetPair(value,p) RemAttr(value, A_COLOR), \
546 SetAttr(value, AttrOf(value) | ColorPair(p))
547 #define GetPair(value) PairNumber(AttrOf(value))
548 #define GET_WINDOW_PAIR(w) PairNumber(WINDOW_ATTRS(w))
549 #define SET_WINDOW_PAIR(w,p) WINDOW_ATTRS(w) &= ALL_BUT_COLOR, \
550 WINDOW_ATTRS(w) |= ColorPair(p)
551 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b))
553 #define VIDPUTS(sp,attr,pair) NCURSES_SP_NAME(vidputs)(NCURSES_SP_ARGx attr, NCURSES_OUTC_FUNC)
555 #endif /* NCURSES_EXT_COLORS */
557 #define NCURSES_OUTC_FUNC NCURSES_SP_NAME(_nc_outch)
558 #define NCURSES_PUTP2(name,value) NCURSES_SP_NAME(_nc_putp)(NCURSES_SP_ARGx name, value)
559 #define NCURSES_PUTP2_FLUSH(name,value) NCURSES_SP_NAME(_nc_putp_flush)(NCURSES_SP_ARGx name, value)
561 #if NCURSES_NO_PADDING
562 #define GetNoPadding(sp) ((sp) ? (sp)->_no_padding : _nc_prescreen._no_padding)
563 #define SetNoPadding(sp) _nc_set_no_padding(sp)
564 extern NCURSES_EXPORT(void) _nc_set_no_padding(SCREEN *);
566 #define GetNoPadding(sp) FALSE
567 #define SetNoPadding(sp) /*nothing*/
570 #define WINDOW_ATTRS(w) ((w)->_attrs)
572 #define SCREEN_ATTRS(s) (*((s)->_current_attr))
573 #define GET_SCREEN_PAIR(s) GetPair(SCREEN_ATTRS(s))
574 #define SET_SCREEN_PAIR(s,p) SetPair(SCREEN_ATTRS(s), p)
576 #if USE_REENTRANT || NCURSES_SP_FUNCS
577 NCURSES_EXPORT(int *) _nc_ptr_Lines (SCREEN *);
578 NCURSES_EXPORT(int *) _nc_ptr_Cols (SCREEN *);
579 NCURSES_EXPORT(int *) _nc_ptr_Tabsize (SCREEN *);
580 NCURSES_EXPORT(int *) _nc_ptr_Escdelay (SCREEN *);
585 #define ptrLines(sp) (sp ? &(sp->_LINES) : &(_nc_prescreen._LINES))
586 #define ptrCols(sp) (sp ? &(sp->_COLS) : &(_nc_prescreen._COLS))
587 #define ptrTabsize(sp) (sp ? &(sp->_TABSIZE) : &(_nc_prescreen._TABSIZE))
588 #define ptrEscdelay(sp) (sp ? &(sp->_ESCDELAY) : &(_nc_prescreen._ESCDELAY))
590 #define SET_LINES(value) *_nc_ptr_Lines(SP_PARM) = value
591 #define SET_COLS(value) *_nc_ptr_Cols(SP_PARM) = value
592 #define SET_TABSIZE(value) *_nc_ptr_Tabsize(SP_PARM) = value
593 #define SET_ESCDELAY(value) *_nc_ptr_Escdelay(SP_PARM) = value
597 #define ptrLines(sp) &LINES
598 #define ptrCols(sp) &COLS
599 #define ptrTabsize(sp) &TABSIZE
600 #define ptrEscdelay(sp) &ESCDELAY
602 #define SET_LINES(value) LINES = value
603 #define SET_COLS(value) COLS = value
604 #define SET_TABSIZE(value) TABSIZE = value
605 #define SET_ESCDELAY(value) ESCDELAY = value
609 #define IS_SUBWIN(w) ((w)->_flags & _SUBWIN)
610 #define IS_PAD(w) ((w)->_flags & _ISPAD)
611 #define IS_WRAPPED(w) ((w)->_flags & _WRAPPED)
613 #define HasHardTabs() (NonEmpty(clear_all_tabs) && NonEmpty(set_tab))
615 #define TR_MUTEX(data) _tracef("%s@%d: me:%08lX COUNT:%2u/%2d/%6d/%2d/%s%9u: " #data, \
616 __FILE__, __LINE__, \
617 (unsigned long) (pthread_self()), \
618 data.__data.__lock, \
619 data.__data.__count, \
620 data.__data.__owner, \
621 data.__data.__kind, \
622 (data.__data.__nusers > 5) ? " OOPS " : "", \
623 data.__data.__nusers)
624 #define TR_GLOBAL_MUTEX(name) TR_MUTEX(_nc_globals.mutex_##name)
627 #if defined(__GNUC__)
628 # if defined __USE_ISOC99
629 # define _cat_pragma(exp) _Pragma(#exp)
630 # define _weak_pragma(exp) _cat_pragma(weak name)
632 # define _weak_pragma(exp)
634 # define _declare(name) __extension__ extern __typeof__(name) name
635 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
637 # undef USE_WEAK_SYMBOLS
638 # define USE_WEAK_SYMBOLS 0
646 extern NCURSES_EXPORT(void) _nc_init_pthreads(void);
647 extern NCURSES_EXPORT(void) _nc_mutex_init(pthread_mutex_t *);
648 extern NCURSES_EXPORT(int) _nc_mutex_lock(pthread_mutex_t *);
649 extern NCURSES_EXPORT(int) _nc_mutex_trylock(pthread_mutex_t *);
650 extern NCURSES_EXPORT(int) _nc_mutex_unlock(pthread_mutex_t *);
651 #define _nc_lock_global(name) _nc_mutex_lock(&_nc_globals.mutex_##name)
652 #define _nc_try_global(name) _nc_mutex_trylock(&_nc_globals.mutex_##name)
653 #define _nc_unlock_global(name) _nc_mutex_unlock(&_nc_globals.mutex_##name)
656 #error POSIX threads requires --enable-reentrant option
660 # if USE_WEAK_SYMBOLS
661 weak_symbol(pthread_sigmask);
662 weak_symbol(pthread_kill);
663 weak_symbol(pthread_self);
664 weak_symbol(pthread_equal);
665 weak_symbol(pthread_mutex_init);
666 weak_symbol(pthread_mutex_lock);
667 weak_symbol(pthread_mutex_unlock);
668 weak_symbol(pthread_mutex_trylock);
669 weak_symbol(pthread_mutexattr_settype);
670 weak_symbol(pthread_mutexattr_init);
671 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
673 # define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c)
674 # define GetThreadID() (((pthread_self)) ? pthread_self() : (pthread_t) getpid())
676 # define GetThreadID() pthread_self()
681 #undef HAVE_NANOSLEEP
682 #define HAVE_NANOSLEEP 0 /* nanosleep suspends all threads */
685 #else /* !USE_PTHREADS */
687 #if USE_PTHREADS_EINTR
688 # if USE_WEAK_SYMBOLS
690 weak_symbol(pthread_sigmask);
691 weak_symbol(pthread_kill);
692 weak_symbol(pthread_self);
693 weak_symbol(pthread_equal);
694 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
696 # define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c)
698 #endif /* USE_PTHREADS_EINTR */
700 #define _nc_init_pthreads() /* nothing */
701 #define _nc_mutex_init(obj) /* nothing */
703 #define _nc_lock_global(name) /* nothing */
704 #define _nc_try_global(name) 0
705 #define _nc_unlock_global(name) /* nothing */
706 #endif /* USE_PTHREADS */
708 #if USE_PTHREADS_EINTR
709 extern NCURSES_EXPORT(void) _nc_set_read_thread(bool);
711 #define _nc_set_read_thread(enable) /* nothing */
715 * When using sp-funcs, locks are targeted to SCREEN-level granularity.
716 * So the locking is done in the non-sp-func (which calls the sp-func) rather
717 * than in the sp-func itself.
719 * Use the _nc_nonsp_XXX functions in the function using "NCURSES_SP_NAME()".
720 * Use the _nc_sp_XXX functions in the function using "#if NCURSES_SP_FUNCS".
724 #define _nc_nonsp_lock_global(name) /* nothing */
725 #define _nc_nonsp_try_global(name) 0
726 #define _nc_nonsp_unlock_global(name) /* nothing */
728 #define _nc_sp_lock_global(name) _nc_lock_global(name)
729 #define _nc_sp_try_global(name) _nc_try_global(name)
730 #define _nc_sp_unlock_global(name) _nc_unlock_global(name)
734 #define _nc_nonsp_lock_global(name) _nc_lock_global(name)
735 #define _nc_nonsp_try_global(name) _nc_try_global(name)
736 #define _nc_nonsp_unlock_global(name) _nc_unlock_global(name)
738 #define _nc_sp_lock_global(name) /* nothing */
739 #define _nc_sp_try_global(name) 0
740 #define _nc_sp_unlock_global(name) /* nothing */
744 #if HAVE_CLOCK_GETTIME
745 # define PRECISE_GETTIME 1
746 # define GetClockTime(t) clock_gettime(CLOCK_REALTIME, t)
747 # define TimeType struct timespec
748 # define TimeScale 1000000000L /* 1e9 */
749 # define sub_secs tv_nsec
750 #elif HAVE_GETTIMEOFDAY
751 # define PRECISE_GETTIME 1
752 # define GetClockTime(t) gettimeofday(t, 0)
753 # define TimeType struct timeval
754 # define TimeScale 1000000L /* 1e6 */
755 # define sub_secs tv_usec
757 # define PRECISE_GETTIME 0
758 # define TimeType time_t
762 * Definitions for color pairs
765 #define MAX_OF_TYPE(t) (int)(((unsigned t)(~0))>>1)
767 #include <new_pair.h>
769 #define isDefaultColor(c) ((c) < 0)
770 #define COLOR_DEFAULT -1
772 #if defined(USE_BUILD_CC) || (defined(USE_TERMLIB) && !defined(NEED_NCURSES_CH_T))
774 #undef NCURSES_CH_T /* this is not a termlib feature */
775 #define NCURSES_CH_T void /* ...but we need a pointer in SCREEN */
777 #endif /* USE_TERMLIB */
782 NCURSES_CH_T *text; /* text of the line */
783 NCURSES_SIZE_T firstchar; /* first changed character in the line */
784 NCURSES_SIZE_T lastchar; /* last changed character in the line */
785 NCURSES_SIZE_T oldindex; /* index of the line at last update */
787 #endif /* USE_TERMLIB */
790 M_XTERM = -1 /* use xterm's mouse tracking? */
791 ,M_NONE = 0 /* no mouse device */
796 ,M_SYSMOUSE /* FreeBSD sysmouse on console */
798 #ifdef USE_TERM_DRIVER
799 ,M_TERM_DRIVER /* Win32 console, etc */
804 MF_X10 = 0 /* conventional 3-byte format */
805 , MF_SGR1006 /* xterm private mode 1006, SGR-style */
806 #ifdef EXP_XTERM_1005
807 , MF_XTERM_1005 /* xterm UTF-8 private mode 1005 */
812 * Structures for scrolling.
816 unsigned long hashval;
817 int oldcount, newcount;
818 int oldindex, newindex;
822 * Structures for soft labels.
827 #if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
831 char *ent_text; /* text for the label */
832 char *form_text; /* formatted text (left/center/...) */
833 int ent_x; /* x coordinate of this field */
834 char dirty; /* this label has changed */
835 char visible; /* field is visible */
838 typedef struct _SLK {
839 bool dirty; /* all labels have changed */
840 bool hidden; /* soft labels are hidden */
843 short maxlab; /* number of available labels */
844 short labcnt; /* number of allocated labels */
845 short maxlen; /* length of labels */
846 NCURSES_CH_T attr; /* soft label attribute */
849 #endif /* USE_TERMLIB */
852 #undef buttons /* term.h defines this, and gpm uses it! */
855 weak_symbol(Gpm_Wgetch);
859 /* link dynamically to GPM */
860 typedef int *TYPE_gpm_fd;
861 typedef int (*TYPE_Gpm_Open) (Gpm_Connect *, int);
862 typedef int (*TYPE_Gpm_Close) (void);
863 typedef int (*TYPE_Gpm_GetEvent) (Gpm_Event *);
865 #define my_gpm_fd SP_PARM->_mouse_gpm_fd
866 #define my_Gpm_Open SP_PARM->_mouse_Gpm_Open
867 #define my_Gpm_Close SP_PARM->_mouse_Gpm_Close
868 #define my_Gpm_GetEvent SP_PARM->_mouse_Gpm_GetEvent
870 /* link statically to GPM */
871 #define my_gpm_fd &gpm_fd
872 #define my_Gpm_Open Gpm_Open
873 #define my_Gpm_Close Gpm_Close
874 #define my_Gpm_GetEvent Gpm_GetEvent
875 #endif /* HAVE_LIBDL */
876 #endif /* USE_GPM_SUPPORT */
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 TRACEMSE_MAX (80 + (5 * 10) + (32 * 15))
909 #define TRACEMSE_FMT "id %2d at (%2d, %2d, %2d) state %4lx = {" /* } */
911 #ifdef USE_TERM_DRIVER
912 struct DriverTCB; /* Terminal Control Block forward declaration */
913 #define INIT_TERM_DRIVER() _nc_globals.term_driver = _nc_get_driver
915 #define INIT_TERM_DRIVER() /* nothing */
918 extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals;
920 /* The limit reserves one byte for a terminating NUL */
921 #define my_getstr_limit (_nc_globals.getstr_limit - 1)
922 #define _nc_getstr_limit(n) \
925 : (((n) > my_getstr_limit) \
930 * Use screen-specific ripoff data (for softkeys) rather than global.
933 #define safe_ripoff_sp (sp)->rsp
934 #define safe_ripoff_stack (sp)->rippedoff
936 #define safe_ripoff_sp _nc_prescreen.rsp
937 #define safe_ripoff_stack _nc_prescreen.rippedoff
940 extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen;
949 int _nl; /* True if NL -> CR/NL is on */
950 int _raw; /* True if in raw mode */
951 int _cbreak; /* 1 if in cbreak mode */
952 /* > 1 if in halfdelay mode */
953 int _echo; /* True if echo on */
956 #define IsNl(sp) (sp)->_tty_flags._nl
957 #define IsRaw(sp) (sp)->_tty_flags._raw
958 #define IsCbreak(sp) (sp)->_tty_flags._cbreak
959 #define IsEcho(sp) (sp)->_tty_flags._echo
962 * The SCREEN structure.
964 typedef struct screen {
965 int _ifd; /* input file descriptor for screen */
966 int _ofd; /* output file descriptor for screen */
967 FILE *_ofp; /* output file ptr for screen */
968 char *out_buffer; /* output buffer */
969 size_t out_limit; /* output buffer size */
970 size_t out_inuse; /* output buffer current use */
971 bool _filtered; /* filter() was called */
972 bool _prescreen; /* is in prescreen phase */
973 bool _use_env; /* LINES & COLS from environment? */
974 int _checkfd; /* filedesc for typeahead check */
975 TERMINAL *_term; /* terminal type information */
976 TTY _saved_tty; /* savetty/resetty information */
977 NCURSES_SIZE_T _lines; /* screen lines */
978 NCURSES_SIZE_T _columns; /* screen columns */
980 NCURSES_SIZE_T _lines_avail; /* lines available for stdscr */
981 NCURSES_SIZE_T _topstolen; /* lines stolen from top */
983 WINDOW *_curscr; /* current screen */
984 WINDOW *_newscr; /* virtual screen to be updated to */
985 WINDOW *_stdscr; /* screen's full-window context */
987 #define CurScreen(sp) (sp)->_curscr
988 #define NewScreen(sp) (sp)->_newscr
989 #define StdScreen(sp) (sp)->_stdscr
991 TRIES *_keytry; /* "Try" for use with keypad mode */
992 TRIES *_key_ok; /* Disabled keys via keyok(,FALSE) */
993 bool _tried; /* keypad mode was initialized */
994 bool _keypad_on; /* keypad mode is currently on */
996 bool _called_wgetch; /* check for recursion in wgetch() */
997 int _fifo[FIFO_SIZE]; /* input push-back buffer */
998 short _fifohead, /* head of fifo queue */
999 _fifotail, /* tail of fifo queue */
1000 _fifopeek, /* where to peek for next char */
1001 _fifohold; /* set if breakout marked */
1003 int _endwin; /* are we out of window mode? */
1004 NCURSES_CH_T *_current_attr; /* holds current attributes set */
1005 int _coloron; /* is color enabled? */
1006 int _color_defs; /* are colors modified */
1007 int _cursor; /* visibility of the cursor */
1008 int _cursrow; /* physical cursor row */
1009 int _curscol; /* physical cursor column */
1010 bool _notty; /* true if we cannot switch non-tty */
1011 TTY_FLAGS _tty_flags;
1012 int _use_meta; /* use the meta key? */
1013 struct _SLK *_slk; /* ptr to soft key struct / NULL */
1014 int slk_format; /* selected format for this screen */
1015 /* cursor movement costs; units are 10ths of milliseconds */
1016 int _char_padding; /* cost of character put */
1017 int _cr_cost; /* cost of (carriage_return) */
1018 int _cup_cost; /* cost of (cursor_address) */
1019 int _home_cost; /* cost of (cursor_home) */
1020 int _ll_cost; /* cost of (cursor_to_ll) */
1021 int _cub1_cost; /* cost of (cursor_left) */
1022 int _cuf1_cost; /* cost of (cursor_right) */
1023 int _cud1_cost; /* cost of (cursor_down) */
1024 int _cuu1_cost; /* cost of (cursor_up) */
1025 int _cub_cost; /* cost of (parm_cursor_left) */
1026 int _cuf_cost; /* cost of (parm_cursor_right) */
1027 int _cud_cost; /* cost of (parm_cursor_down) */
1028 int _cuu_cost; /* cost of (parm_cursor_up) */
1029 int _hpa_cost; /* cost of (column_address) */
1030 int _vpa_cost; /* cost of (row_address) */
1031 /* used in tty_update.c, must be chars */
1032 int _ed_cost; /* cost of (clr_eos) */
1033 int _el_cost; /* cost of (clr_eol) */
1034 int _el1_cost; /* cost of (clr_bol) */
1035 int _dch1_cost; /* cost of (delete_character) */
1036 int _ich1_cost; /* cost of (insert_character) */
1037 int _dch_cost; /* cost of (parm_dch) */
1038 int _ich_cost; /* cost of (parm_ich) */
1039 int _ech_cost; /* cost of (erase_chars) */
1040 int _rep_cost; /* cost of (repeat_char) */
1041 int _hpa_ch_cost; /* cost of (column_address) */
1042 int _cup_ch_cost; /* cost of (cursor_address) */
1043 int _cuf_ch_cost; /* cost of (parm_cursor_right) */
1044 int _inline_cost; /* cost of inline-move */
1045 int _smir_cost; /* cost of (enter_insert_mode) */
1046 int _rmir_cost; /* cost of (exit_insert_mode) */
1047 int _ip_cost; /* cost of (insert_padding) */
1048 /* used in lib_mvcur.c */
1049 char * _address_cursor;
1050 /* used in tty_update.c */
1051 int _scrolling; /* 1 if terminal's smart enough to */
1053 /* used in lib_color.c */
1054 rgb_bits_t _direct_color; /* RGB overrides color-table */
1055 color_t *_color_table; /* screen's color palette */
1056 int _color_count; /* count of colors in palette */
1057 colorpair_t *_color_pairs; /* screen's color pair list */
1058 int _pair_count; /* same as COLOR_PAIRS */
1059 int _pair_limit; /* actual limit of color-pairs */
1060 int _pair_alloc; /* current table-size of color-pairs */
1061 chtype _ok_attributes; /* valid attributes for terminal */
1062 chtype _xmc_suppress; /* attributes to suppress if xmc */
1063 chtype _xmc_triggers; /* attributes to process if xmc */
1064 chtype * _acs_map; /* the real alternate-charset map */
1065 bool * _screen_acs_map;
1068 /* used in lib_vidattr.c */
1069 bool _use_rmso; /* true if we may use 'rmso' */
1070 bool _use_rmul; /* true if we may use 'rmul' */
1073 * These data correspond to the state of the idcok() and idlok()
1074 * functions. A caveat is in order here: the XSI and SVr4
1075 * documentation specify that these functions apply to the window which
1076 * is given as an argument. However, ncurses implements this logic
1077 * only for the newscr/curscr update process, _not_ per-window.
1083 * These are the data that support the mouse interface.
1085 bool _mouse_initialized;
1086 MouseType _mouse_type;
1088 bool (*_mouse_event) (SCREEN *);
1089 bool (*_mouse_inline)(SCREEN *);
1090 bool (*_mouse_parse) (SCREEN *, int);
1091 void (*_mouse_resume)(SCREEN *);
1092 void (*_mouse_wrap) (SCREEN *);
1093 int _mouse_fd; /* file-descriptor, if any */
1094 bool _mouse_active; /* true if initialized */
1095 mmask_t _mouse_mask; /* set via mousemask() */
1096 mmask_t _mouse_mask2; /* OR's in press/release bits */
1097 mmask_t _mouse_bstate;
1098 MouseFormat _mouse_format; /* type of xterm mouse protocol */
1099 NCURSES_CONST char *_mouse_xtermcap; /* string to enable/disable mouse */
1100 MEVENT _mouse_events[EV_MAX]; /* hold the last mouse event seen */
1101 MEVENT *_mouse_eventp; /* next free slot in event queue */
1104 * These are data that support the proper handling of the panel stack on an
1107 struct panelhook _panelHook;
1110 SCREEN *_next_screen;
1112 /* hashes for old and new lines */
1113 unsigned long *oldhash, *newhash;
1119 NCURSES_SP_OUTC _outch; /* output handler if not putc */
1122 ripoff_t rippedoff[N_RIPS];
1125 int _legacy_coding; /* see use_legacy_coding() */
1127 #if NCURSES_NO_PADDING
1128 bool _no_padding; /* flag to set if padding disabled */
1132 int _ht_cost; /* cost of (tab) */
1133 int _cbt_cost; /* cost of (backtab) */
1134 #endif /* USE_HARD_TABS */
1136 /* used in lib_vidattr.c */
1138 bool _use_ritm; /* true if we may use 'ritm' */
1141 /* used in getch/twait */
1143 bool _extended_key; /* true if an extended key */
1146 /* used in lib_color.c */
1147 #if NCURSES_EXT_FUNCS
1148 bool _assumed_color; /* use assumed colors */
1149 bool _default_color; /* use default colors */
1150 bool _has_sgr_39_49; /* has ECMA default color support */
1151 int _default_fg; /* assumed default foreground */
1152 int _default_bg; /* assumed default background */
1153 int _default_pairs; /* count pairs using default color */
1156 /* system-dependent mouse data */
1158 bool _mouse_gpm_loaded;
1159 bool _mouse_gpm_found;
1162 TYPE_gpm_fd _mouse_gpm_fd;
1163 TYPE_Gpm_Open _mouse_Gpm_Open;
1164 TYPE_Gpm_Close _mouse_Gpm_Close;
1165 TYPE_Gpm_GetEvent _mouse_Gpm_GetEvent;
1167 Gpm_Connect _mouse_gpm_connect;
1168 #endif /* USE_GPM_SUPPORT */
1172 int _emxmouse_thread;
1173 int _emxmouse_activated;
1174 char _emxmouse_buttons[4];
1178 MEVENT _sysmouse_fifo[FIFO_SIZE];
1181 int _sysmouse_char_width; /* character width */
1182 int _sysmouse_char_height; /* character height */
1183 int _sysmouse_old_buttons;
1184 int _sysmouse_new_buttons;
1187 #if defined(USE_TERM_DRIVER) || defined(EXP_WIN32_DRIVER)
1188 MEVENT _drv_mouse_fifo[FIFO_SIZE];
1189 int _drv_mouse_head;
1190 int _drv_mouse_tail;
1191 int _drv_mouse_old_buttons;
1192 int _drv_mouse_new_buttons;
1195 * This supports automatic resizing
1198 int (*_resize)(NCURSES_SP_DCLx int y, int x);
1199 int (*_ungetch)(SCREEN *, int);
1202 #ifdef USE_SP_WINDOWLIST
1203 WINDOWLIST* _windowlist;
1204 #define WindowList(sp) (sp)->_windowlist
1208 char _ttytype[NAMESIZE];
1215 #if NCURSES_SP_FUNCS
1220 * ncurses/ncursesw are the same up to this point.
1222 #if USE_WIDEC_SUPPORT
1223 /* recent versions of 'screen' have partially-working support for
1224 * UTF-8, but do not permit ACS at the same time (see tty_update.c).
1226 bool _screen_acs_fix;
1227 bool _screen_unicode;
1230 #if NCURSES_EXT_FUNCS && NCURSES_EXT_COLORS
1231 void *_ordered_pairs; /* index used by alloc_pair() */
1232 int _pairs_used; /* actual number of color-pairs used */
1233 int _recent_pair; /* number for most recent free-pair */
1237 char tracechr_buf[40];
1238 char tracemse_buf[TRACEMSE_MAX];
1241 const char *_tputs_trace;
1247 extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain;
1248 extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch;
1252 SCREEN *screen; /* screen containing the window */
1253 WINDOW win; /* WINDOW_EXT() needs to account for offset */
1254 #if NCURSES_WIDECHAR
1255 char addch_work[(MB_LEN_MAX * 9) + 1];
1256 unsigned addch_used; /* number of bytes in addch_work[] */
1257 int addch_x; /* x-position for addch_work[] */
1258 int addch_y; /* y-position for addch_work[] */
1262 #define WINDOW_EXT(w,m) (((WINDOWLIST *)((void *)((char *)(w) - offsetof(WINDOWLIST, win))))->m)
1264 #ifdef USE_SP_WINDOWLIST
1265 #define SP_INIT_WINDOWLIST(sp) WindowList(sp) = 0
1267 #define SP_INIT_WINDOWLIST(sp) /* nothing */
1270 #define SP_PRE_INIT(sp) \
1271 sp->_cursrow = -1; \
1272 sp->_curscol = -1; \
1274 IsRaw(sp) = FALSE; \
1276 IsEcho(sp) = TRUE; \
1277 sp->_fifohead = -1; \
1278 sp->_endwin = ewSuspend; \
1280 SP_INIT_WINDOWLIST(sp); \
1281 sp->_outch = NCURSES_OUTC_FUNC; \
1284 /* usually in <limits.h> */
1286 #define UCHAR_MAX 255
1289 /* The terminfo source is assumed to be 7-bit ASCII */
1290 #define is7bits(c) ((unsigned)(c) < 128)
1292 /* Checks for isprint() should be done on 8-bit characters (non-wide) */
1293 #define is8bits(c) ((unsigned)(c) <= UCHAR_MAX)
1296 #define min(a,b) ((a) > (b) ? (b) : (a))
1300 #define max(a,b) ((a) < (b) ? (b) : (a))
1303 /* usually in <unistd.h> */
1304 #ifndef STDIN_FILENO
1305 #define STDIN_FILENO 0
1308 #ifndef STDOUT_FILENO
1309 #define STDOUT_FILENO 1
1312 #ifndef STDERR_FILENO
1313 #define STDERR_FILENO 2
1316 #ifndef EXIT_SUCCESS
1317 #define EXIT_SUCCESS 0
1320 #ifndef EXIT_FAILURE
1321 #define EXIT_FAILURE 1
1325 #define R_OK 4 /* Test for read permission. */
1328 #define W_OK 2 /* Test for write permission. */
1331 #define X_OK 1 /* Test for execute permission. */
1334 #define F_OK 0 /* Test for existence. */
1338 #include <fcntl.h> /* may define O_BINARY */
1347 #define COUNT_OUTCHARS(n) _nc_count_outchars(n);
1349 #define COUNT_OUTCHARS(n) _nc_outchars += (n);
1352 #define COUNT_OUTCHARS(n) /* nothing */
1355 #define RESET_OUTCHARS() COUNT_OUTCHARS(-_nc_outchars)
1357 #define UChar(c) ((unsigned char)(c))
1358 #define UShort(c) ((unsigned short)(c))
1359 #define ChCharOf(c) ((chtype)(c) & (chtype)A_CHARTEXT)
1360 #define ChAttrOf(c) ((chtype)(c) & (chtype)A_ATTRIBUTES)
1362 #define TR_PUTC(c) TR(TRACE_CHARPUT, ("PUTC %#x", UChar(c)))
1365 #define MB_LEN_MAX 16 /* should be >= MB_CUR_MAX, but that may be a function */
1368 #if USE_WIDEC_SUPPORT /* { */
1369 /* true if the status/errno indicate an illegal multibyte sequence */
1370 #define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ))
1372 #define init_mb(state) memset(&(state), 0, sizeof(state))
1374 #if NCURSES_EXT_COLORS
1375 #define NulColor , 0
1377 #define NulColor /* nothing */
1380 #define NulChar 0,0,0,0 /* FIXME: see CCHARW_MAX */
1381 #define CharOf(c) ((c).chars[0])
1382 #define AttrOf(c) ((c).attr)
1384 #define AddAttr(c,a) AttrOf(c) |= ((a) & A_ATTRIBUTES)
1385 #define RemAttr(c,a) AttrOf(c) &= ~((a) & A_ATTRIBUTES)
1386 #define SetAttr(c,a) AttrOf(c) = ((a) & A_ATTRIBUTES) | WidecExt(c)
1388 #define NewChar2(c,a) { a, { c, NulChar } NulColor }
1389 #define NewChar(ch) NewChar2(ChCharOf(ch), ChAttrOf(ch))
1392 #define CharEq(a,b) (((a).attr == (b).attr) \
1393 && (a).chars[0] == (b).chars[0] \
1394 && (a).chars[1] == (b).chars[1] \
1395 && (a).chars[2] == (b).chars[2] \
1396 && (a).chars[3] == (b).chars[3] \
1397 && (a).chars[4] == (b).chars[4] \
1398 if_EXT_COLORS(&& (a).ext_color == (b).ext_color))
1399 #elif CCHARW_MAX > 0
1400 #error Inconsistent values for CCHARW_MAX
1402 #define CharEq(a,b) (!memcmp(&(a), &(b), sizeof(a)))
1405 #define SetChar(ch,c,a) do { \
1406 NCURSES_CH_T *_cp = &(ch); \
1407 memset(_cp, 0, sizeof(ch)); \
1408 _cp->chars[0] = (wchar_t) (c); \
1410 if_EXT_COLORS(SetPair(ch, PairNumber(a))); \
1412 #define CHREF(wch) (&(wch))
1413 #define CHDEREF(wch) (*(wch))
1414 #define ARG_CH_T NCURSES_CH_T *
1415 #define CARG_CH_T const NCURSES_CH_T *
1416 #define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \
1417 mbstate_t PUT_st; wchar_t PUTC_ch
1418 #define PUTC_INIT init_mb (PUT_st)
1419 #define PUTC(ch) do { if(!isWidecExt(ch)) { \
1420 if (Charable(ch)) { \
1421 TR_PUTC(CharOf(ch)); \
1422 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \
1423 COUNT_OUTCHARS(1); \
1425 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { \
1426 PUTC_ch = (ch).chars[PUTC_i]; \
1427 if (PUTC_ch == L'\0') \
1430 PUTC_n = (int) wcrtomb(PUTC_buf, \
1431 (ch).chars[PUTC_i], &PUT_st); \
1432 if (PUTC_n <= 0) { \
1433 if (PUTC_ch && is8bits(PUTC_ch) && PUTC_i == 0) { \
1434 TR_PUTC(CharOf(ch)); \
1435 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \
1440 for (PUTC_j = 0; PUTC_j < PUTC_n; ++PUTC_j) { \
1441 TR_PUTC(PUTC_buf[PUTC_j]); \
1442 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx PUTC_buf[PUTC_j]); \
1446 COUNT_OUTCHARS(PUTC_i); \
1449 #define BLANK NewChar2(' ', WA_NORMAL)
1450 #define ZEROS NewChar2('\0', WA_NORMAL)
1451 #define ISBLANK(ch) ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0')
1454 * Wide characters cannot be represented in the A_CHARTEXT mask of
1455 * attr_t's but an application might have set a narrow character there.
1456 * But even in that case, it would only be a printable character, or
1457 * zero. Otherwise we can use those bits to tell if a cell is the
1458 * first or extension part of a wide character.
1460 #define WidecExt(ch) (int) (AttrOf(ch) & A_CHARTEXT)
1461 #define isWidecBase(ch) (WidecExt(ch) == 1)
1462 #define isWidecExt(ch) (WidecExt(ch) > 1 && WidecExt(ch) < 32)
1463 #define SetWidecExt(dst, ext) AttrOf(dst) &= ~A_CHARTEXT, \
1464 AttrOf(dst) |= (attr_t) (ext + 1)
1466 #define if_WIDEC(code) code
1467 #define Charable(ch) (((SP_PARM->_legacy_coding) \
1468 || (AttrOf(ch) & A_ALTCHARSET) \
1469 || (!isWidecExt(ch))) && \
1470 (ch).chars[1] == L'\0' && \
1471 _nc_is_charable(CharOf(ch)))
1473 #define L(ch) L ## ch
1475 #define CharOf(c) ChCharOf(c)
1476 #define AttrOf(c) ChAttrOf(c)
1477 #define AddAttr(c,a) c |= (a)
1478 #define RemAttr(c,a) c &= ~((a) & A_ATTRIBUTES)
1479 #define SetAttr(c,a) c = ((c) & ~A_ATTRIBUTES) | (a)
1480 #define NewChar(ch) (ch)
1481 #define NewChar2(c,a) ((c) | (a))
1482 #define CharEq(a,b) ((a) == (b))
1483 #define SetChar(ch,c,a) ch = (c) | (a)
1484 #define CHREF(wch) wch
1485 #define CHDEREF(wch) wch
1486 #define ARG_CH_T NCURSES_CH_T
1487 #define CARG_CH_T NCURSES_CH_T
1488 #define PUTC_DATA /* nothing */
1489 #define PUTC(ch) { \
1491 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx (int) ch); \
1494 #define BLANK (' '|A_NORMAL)
1495 #define ZEROS ('\0'|A_NORMAL)
1496 #define ISBLANK(ch) (CharOf(ch) == ' ')
1498 #define isWidecExt(ch) (0)
1499 #define if_WIDEC(code) /* nothing */
1501 #define Charable(ch) (CharOf(ch) >= ' ' && CharOf(ch) <= '~')
1505 #define AttrOfD(ch) AttrOf(CHDEREF(ch))
1506 #define CharOfD(ch) CharOf(CHDEREF(ch))
1507 #define SetChar2(wch,ch) SetChar(wch,ChCharOf(ch),ChAttrOf(ch))
1509 #define BLANK_ATTR A_NORMAL
1510 #define BLANK_TEXT L(' ')
1514 #define LEGALYX(w, y, x) \
1516 ((x) >= 0 && (x) <= (w)->_maxx && \
1517 (y) >= 0 && (y) <= (w)->_maxy))
1519 #define CHANGED_CELL(line,col) \
1520 if (line->firstchar == _NOCHANGE) \
1521 line->firstchar = line->lastchar = (NCURSES_SIZE_T) (col); \
1522 else if ((col) < line->firstchar) \
1523 line->firstchar = (NCURSES_SIZE_T) (col); \
1524 else if ((col) > line->lastchar) \
1525 line->lastchar = (NCURSES_SIZE_T) (col)
1527 #define CHANGED_RANGE(line,start,end) \
1528 if (line->firstchar == _NOCHANGE \
1529 || line->firstchar > (start)) \
1530 line->firstchar = (NCURSES_SIZE_T) (start); \
1531 if (line->lastchar == _NOCHANGE \
1532 || line->lastchar < (end)) \
1533 line->lastchar = (NCURSES_SIZE_T) (end)
1535 #define CHANGED_TO_EOL(line,start,end) \
1536 if (line->firstchar == _NOCHANGE \
1537 || line->firstchar > (start)) \
1538 line->firstchar = (NCURSES_SIZE_T) (start); \
1539 line->lastchar = (NCURSES_SIZE_T) (end)
1541 #define SIZEOF(v) (sizeof(v)/sizeof(v[0]))
1543 #define FreeIfNeeded(p) if ((p) != 0) free(p)
1545 /* FreeAndNull() is not a comma-separated expression because some compilers
1546 * do not accept a mixture of void with values.
1548 #define FreeAndNull(p) do { free(p); p = 0; } while (0)
1550 #include <nc_alloc.h>
1551 #include <nc_access.h>
1554 * Use these for tic/infocmp malloc failures. Generally the ncurses library
1555 * tries to limp along after a failure.
1557 #define TYPE_MALLOC(type, size, name) \
1559 name = typeMalloc(type, size); \
1561 _nc_err_abort(MSG_NO_MEMORY); \
1564 #define TYPE_CALLOC(type, size, name) \
1566 name = typeCalloc(type, size); \
1568 _nc_err_abort(MSG_NO_MEMORY); \
1571 #define TYPE_REALLOC(type, size, name) \
1573 name = typeRealloc(type, size, name); \
1575 _nc_err_abort(MSG_NO_MEMORY); \
1579 * TTY bit definition for converting tabs to spaces.
1582 # define OFLAGS_TABS TAB3 /* POSIX specifies TAB3 */
1585 # define OFLAGS_TABS XTABS /* XTABS is usually the "same" */
1588 # define OFLAGS_TABS OXTABS /* the traditional BSD equivalent */
1590 # define OFLAGS_TABS 0
1596 #define ROOT_UID 65535
1604 * Standardize/simplify common loops
1606 #define each_screen(p) p = _nc_screen_chain; p != 0; p = (p)->_next_screen
1607 #define each_window(sp,p) p = WindowList(sp); p != 0; p = (p)->next
1608 #define each_ripoff(p) p = safe_ripoff_stack; (p - safe_ripoff_stack) < N_RIPS; ++p
1611 * Prefixes for call/return points of library function traces. We use these to
1612 * instrument the public functions so that the traces can be easily transformed
1613 * into regression scripts.
1615 #define T_CALLED(fmt) "called {" fmt
1616 #define T_CREATE(fmt) "create :" fmt
1617 #define T_RETURN(fmt) "return }" fmt
1619 #define NonNull(s) ((s) != 0 ? s : "<null>")
1620 #define NonEmpty(s) ((s) != 0 && *(s) != '\0')
1625 #define TPUTS_TRACE(s) _nc_set_tputs_trace(s);
1627 #define TPUTS_TRACE(s) _nc_tputs_trace = s;
1630 #ifdef HAVE_CONSISTENT_GETENV
1631 #define START_TRACE() \
1632 if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \
1633 int t = _nc_getenv_num("NCURSES_TRACE"); \
1635 curses_trace((unsigned) t); \
1638 #define START_TRACE() /* nothing */
1642 * Many of the _tracef() calls use static buffers; lock the trace state before
1643 * trying to fill them.
1646 #define USE_TRACEF(mask) _nc_use_tracef(mask)
1647 extern NCURSES_EXPORT(int) _nc_use_tracef (unsigned);
1648 extern NCURSES_EXPORT(void) _nc_locked_tracef (const char *, ...) GCC_PRINTFLIKE(1,2);
1650 #define USE_TRACEF(mask) (_nc_tracing & (mask))
1651 #define _nc_locked_tracef _tracef
1654 #define TR(n, a) if (USE_TRACEF(n)) _nc_locked_tracef a
1655 #define T(a) TR(TRACE_CALLS, a)
1656 #define TRACE_RETURN(value,type) return _nc_retrace_##type((type)(value))
1657 #define TRACE_RETURN1(value,dst) return _nc_retrace_##dst(value)
1658 #define TRACE_RETURN2(value,dst,src) return _nc_retrace_##dst##_##src(value)
1659 #define TRACE_RETURN_SP(value,type) return _nc_retrace_##type(SP_PARM, value)
1661 typedef void VoidFunc(void);
1663 #define TR_FUNC_LEN ((sizeof(void *) + sizeof(void (*)(void))) * 2 + 4)
1664 #define TR_FUNC_BFR(max) char tr_func_data[max][TR_FUNC_LEN]
1665 #define TR_FUNC_ARG(num,func) _nc_fmt_funcptr(&tr_func_data[num][0], (const char *)&(func), sizeof((func)))
1667 #define returnAttr(code) TRACE_RETURN(code,attr_t)
1668 #define returnBits(code) TRACE_RETURN(code,unsigned)
1669 #define returnBool(code) TRACE_RETURN(code,bool)
1670 #define returnCPtr(code) TRACE_RETURN1(code,cptr)
1671 #define returnCVoidPtr(code) TRACE_RETURN1(code,cvoid_ptr)
1672 #define returnChar(code) TRACE_RETURN(code,char)
1673 #define returnChtype(code) TRACE_RETURN(code,chtype)
1674 #define returnCode(code) TRACE_RETURN(code,int)
1675 #define returnIntAttr(code) TRACE_RETURN2(code,int,attr_t)
1676 #define returnMMask(code) TRACE_RETURN_SP(code,mmask_t)
1677 #define returnPtr(code) TRACE_RETURN1(code,ptr)
1678 #define returnSP(code) TRACE_RETURN1(code,sp)
1679 #define returnVoid { T((T_RETURN(""))); return; }
1680 #define returnVoidPtr(code) TRACE_RETURN1(code,void_ptr)
1681 #define returnWin(code) TRACE_RETURN1(code,win)
1683 #define returnDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("code %d"), (rc))); return (rc); } while (0)
1684 #define returnPtrDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("%p"), (rc))); return (rc); } while (0)
1685 #define returnVoidDB do { TR(TRACE_DATABASE,(T_RETURN(""))); return; } while (0)
1687 extern NCURSES_EXPORT(NCURSES_BOOL) _nc_retrace_bool (int);
1688 extern NCURSES_EXPORT(NCURSES_CONST void *) _nc_retrace_cvoid_ptr (NCURSES_CONST void *);
1689 extern NCURSES_EXPORT(SCREEN *) _nc_retrace_sp (SCREEN *);
1690 extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *);
1691 extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t);
1692 extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *);
1693 extern NCURSES_EXPORT(char *) _nc_trace_ttymode(const TTY *tty);
1694 extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list);
1695 extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype);
1696 extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype);
1697 extern NCURSES_EXPORT(const char *) _nc_retrace_cptr (const char *);
1698 extern NCURSES_EXPORT(char) _nc_retrace_char (int);
1699 extern NCURSES_EXPORT(int) _nc_retrace_int (int);
1700 extern NCURSES_EXPORT(int) _nc_retrace_int_attr_t (attr_t);
1701 extern NCURSES_EXPORT(mmask_t) _nc_retrace_mmask_t (SCREEN *, mmask_t);
1702 extern NCURSES_EXPORT(unsigned) _nc_retrace_unsigned (unsigned);
1703 extern NCURSES_EXPORT(void *) _nc_retrace_void_ptr (void *);
1704 extern NCURSES_EXPORT(void) _nc_fifo_dump (SCREEN *);
1706 extern NCURSES_EXPORT(char *) _nc_fmt_funcptr(char *, const char *, size_t);
1709 NCURSES_WRAPPED_VAR(long, _nc_outchars);
1710 NCURSES_WRAPPED_VAR(const char *, _nc_tputs_trace);
1711 #define _nc_outchars NCURSES_PUBLIC_VAR(_nc_outchars())
1712 #define _nc_tputs_trace NCURSES_PUBLIC_VAR(_nc_tputs_trace())
1713 extern NCURSES_EXPORT(void) _nc_set_tputs_trace (const char *);
1714 extern NCURSES_EXPORT(void) _nc_count_outchars (long);
1716 extern NCURSES_EXPORT_VAR(const char *) _nc_tputs_trace;
1717 extern NCURSES_EXPORT_VAR(long) _nc_outchars;
1720 extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing;
1722 extern NCURSES_EXPORT(char *) _nc_tracebits (void);
1723 extern NCURSES_EXPORT(char *) _tracemouse (const MEVENT *);
1724 extern NCURSES_EXPORT(void) _tracedump (const char *, WINDOW *);
1726 #if USE_WIDEC_SUPPORT
1727 extern NCURSES_EXPORT(const char *) _nc_viswbuf2 (int, const wchar_t *);
1728 extern NCURSES_EXPORT(const char *) _nc_viswbufn (const wchar_t *, int);
1731 extern NCURSES_EXPORT(const char *) _nc_viscbuf2 (int, const NCURSES_CH_T *, int);
1732 extern NCURSES_EXPORT(const char *) _nc_viscbuf (const NCURSES_CH_T *, int);
1736 #define START_TRACE() /* nothing */
1740 #define TPUTS_TRACE(s)
1741 #define TR_FUNC_BFR(max)
1743 #define returnAttr(code) return code
1744 #define returnBits(code) return code
1745 #define returnBool(code) return code
1746 #define returnCPtr(code) return code
1747 #define returnCVoidPtr(code) return code
1748 #define returnChar(code) return ((char) code)
1749 #define returnChtype(code) return code
1750 #define returnCode(code) return code
1751 #define returnIntAttr(code) return code
1752 #define returnMMask(code) return code
1753 #define returnPtr(code) return code
1754 #define returnSP(code) return code
1755 #define returnVoid return
1756 #define returnVoidPtr(code) return code
1757 #define returnWin(code) return code
1759 #define returnDB(code) return code
1760 #define returnPtrDB(rc) return rc
1761 #define returnVoidDB return
1763 #endif /* TRACE/!TRACE */
1766 * Workaround for defective implementation of gcc attribute warn_unused_result
1768 #if defined(__GNUC__) && defined(_FORTIFY_SOURCE)
1769 #define IGNORE_RC(func) errno = (int) func
1771 #define IGNORE_RC(func) (void) func
1772 #endif /* gcc workarounds */
1775 * Return-codes for tgetent() and friends.
1777 #define TGETENT_YES 1 /* entry is found */
1778 #define TGETENT_NO 0 /* entry is not found */
1779 #define TGETENT_ERR -1 /* an error occurred */
1781 extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *);
1782 extern NCURSES_EXPORT(const char *) _nc_visbufn (const char *, int);
1784 #define EMPTY_MODULE(name) \
1785 extern NCURSES_EXPORT(void) name (void); \
1786 NCURSES_EXPORT(void) name (void) { }
1788 #define ALL_BUT_COLOR ((chtype)~(A_COLOR))
1789 #define NONBLANK_ATTR (A_BOLD | A_DIM | A_BLINK | A_ITALIC)
1790 #define TPARM_ATTR (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_ALTCHARSET | A_INVIS | A_PROTECT)
1791 #define XMC_CONFLICT (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_INVIS | A_PROTECT | A_ITALIC)
1792 #define XMC_CHANGES(c) ((c) & SP_PARM->_xmc_suppress)
1794 #define toggle_attr_on(S,at) {\
1795 if (PairNumber(at) > 0) {\
1796 (S) = ((S) & ALL_BUT_COLOR) | (attr_t) (at);\
1798 (S) |= (attr_t) (at);\
1800 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1803 #define toggle_attr_off(S,at) {\
1804 if (PairNumber(at) > 0) {\
1805 (S) &= ~(at|A_COLOR);\
1809 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1811 #define DelCharCost(sp,count) \
1814 : ((delete_character != 0) \
1815 ? (sp->_dch1_cost * count) \
1818 #define InsCharCost(sp,count) \
1821 : ((enter_insert_mode && exit_insert_mode) \
1822 ? sp->_smir_cost + sp->_rmir_cost + (sp->_ip_cost * count) \
1823 : ((insert_character != 0) \
1824 ? ((sp->_ich1_cost + sp->_ip_cost) * count) \
1828 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1829 attr_t chg = AttrOf(SCREEN_ATTRS(sp)); \
1830 VIDPUTS(sp, AttrOf(c), GetPair(c)); \
1831 if (magic_cookie_glitch > 0 \
1832 && XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(sp))))) { \
1833 T(("%s @%d before glitch %d,%d", \
1834 __FILE__, __LINE__, \
1837 NCURSES_SP_NAME(_nc_do_xmc_glitch)(NCURSES_SP_ARGx chg); \
1841 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1842 VIDPUTS(sp, AttrOf(c), GetPair(c)); \
1847 * Macros to make additional parameter to implement wgetch_events()
1849 #ifdef NCURSES_WGETCH_EVENTS
1850 #define EVENTLIST_0th(param) param
1851 #define EVENTLIST_1st(param) param
1852 #define EVENTLIST_2nd(param) , param
1853 #define TWAIT_MASK (TW_ANY | TW_EVENT)
1855 #define EVENTLIST_0th(param) void
1856 #define EVENTLIST_1st(param) /* nothing */
1857 #define EVENTLIST_2nd(param) /* nothing */
1858 #define TWAIT_MASK TW_ANY
1861 #if NCURSES_EXPANDED && NCURSES_EXT_FUNCS
1863 #undef toggle_attr_on
1864 #define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at)
1865 extern NCURSES_EXPORT(void) _nc_toggle_attr_on (attr_t *, attr_t);
1867 #undef toggle_attr_off
1868 #define toggle_attr_off(S,at) _nc_toggle_attr_off(&(S), at)
1869 extern NCURSES_EXPORT(void) _nc_toggle_attr_off (attr_t *, attr_t);
1872 #define DelCharCost(sp, count) NCURSES_SP_NAME(_nc_DelCharCost)(NCURSES_SP_ARGx count)
1875 #define InsCharCost(sp, count) NCURSES_SP_NAME(_nc_InsCharCost)(NCURSES_SP_ARGx count)
1877 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_DelCharCost) (NCURSES_SP_DCLx int _c);
1878 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_InsCharCost) (NCURSES_SP_DCLx int _c);
1881 #define UpdateAttrs(sp,c) NCURSES_SP_NAME(_nc_UpdateAttrs)(NCURSES_SP_ARGx CHREF(c))
1883 #if USE_WIDEC_SUPPORT || defined(NEED_NCURSES_CH_T)
1884 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx CARG_CH_T _c);
1886 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx chtype c);
1889 #if NCURSES_SP_FUNCS
1890 extern NCURSES_EXPORT(int) _nc_DelCharCost (int);
1891 extern NCURSES_EXPORT(int) _nc_InsCharCost (int);
1892 extern NCURSES_EXPORT(void) _nc_UpdateAttrs (CARG_CH_T);
1893 #endif /* NCURSES_SP_FUNCS */
1897 extern NCURSES_EXPORT(void) _nc_expanded (void);
1901 #if !NCURSES_EXT_FUNCS
1902 #define set_escdelay(value) ESCDELAY = value
1906 #define getcwd(buf,len) getwd(buf)
1909 #define save_ttytype(termp) \
1910 if (TerminalType(termp).term_names != 0) { \
1911 _nc_STRNCPY(ttytype, \
1912 TerminalType(termp).term_names, \
1914 ttytype[NAMESIZE - 1] = '\0'; \
1917 #if !NCURSES_WCWIDTH_GRAPHICS
1918 extern NCURSES_EXPORT(int) _nc_wacs_width(unsigned);
1920 #define _nc_wacs_width(ch) wcwidth(ch)
1924 #if USE_WIDEC_SUPPORT
1925 extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t);
1926 extern NCURSES_EXPORT(int) _nc_to_char(wint_t);
1927 extern NCURSES_EXPORT(wint_t) _nc_to_widechar(int);
1932 short nte_name; /* offset of name to hash on */
1933 int nte_type; /* BOOLEAN, NUMBER or STRING */
1934 short nte_index; /* index of associated variable in its array */
1935 short nte_link; /* index in table of next hash, or -1 */
1945 /* comp_userdefs.c */
1947 short ute_name; /* offset of name to hash on */
1948 unsigned ute_type; /* mask (BOOLEAN, NUMBER, STRING) */
1949 unsigned ute_argc; /* number of parameters */
1950 unsigned ute_args; /* bit-mask for string parameters */
1951 short ute_index; /* index of associated variable in its array */
1952 short ute_link; /* index in table of next hash, or -1 */
1957 extern NCURSES_EXPORT(void) _nc_do_xmc_glitch (attr_t);
1961 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
1962 extern NCURSES_EXPORT(void) _nc_linedump (void);
1966 extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */
1967 extern NCURSES_EXPORT(int) _nc_msec_cost (const char *const, int);
1970 #if USE_WIDEC_SUPPORT
1971 NCURSES_EXPORT(int) _nc_build_wch(WINDOW *win, ARG_CH_T ch);
1975 #if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
1976 extern NCURSES_EXPORT(int) _nc_wchstrlen(const cchar_t *);
1980 extern NCURSES_EXPORT(int) _nc_init_color(SCREEN *, int, int, int, int);
1981 extern NCURSES_EXPORT(int) _nc_init_pair(SCREEN *, int, int, int);
1982 extern NCURSES_EXPORT(int) _nc_pair_content(SCREEN *, int, int *, int *);
1983 extern NCURSES_EXPORT(bool) _nc_reset_colors(void);
1984 extern NCURSES_EXPORT(void) _nc_reserve_pairs(SCREEN *, int);
1985 extern NCURSES_EXPORT(void) _nc_change_pair(SCREEN *, int);
1987 #define ReservePairs(sp,want) \
1988 if ((sp->_color_pairs == 0) || (want >= sp->_pair_alloc)) \
1989 _nc_reserve_pairs(sp, want)
1992 extern NCURSES_EXPORT(int) _nc_wgetch(WINDOW *, int *, int EVENTLIST_2nd(_nc_eventlist *));
1995 extern NCURSES_EXPORT(int) _nc_insert_ch(SCREEN *, WINDOW *, chtype);
1998 #define INFINITY 1000000 /* cost: too high to use */
2000 extern NCURSES_EXPORT(int) _nc_mvcur(int yold, int xold, int ynew, int xnew);
2002 extern NCURSES_EXPORT(void) _nc_mvcur_init (void);
2003 extern NCURSES_EXPORT(void) _nc_mvcur_resume (void);
2004 extern NCURSES_EXPORT(void) _nc_mvcur_wrap (void);
2006 extern NCURSES_EXPORT(int) _nc_scrolln (int, int, int, int);
2008 extern NCURSES_EXPORT(void) _nc_screen_init (void);
2009 extern NCURSES_EXPORT(void) _nc_screen_resume (void);
2010 extern NCURSES_EXPORT(void) _nc_screen_wrap (void);
2013 extern NCURSES_EXPORT(bool) _nc_has_mouse (SCREEN *);
2016 #define INFINITY 1000000 /* cost: too high to use */
2017 #define BAUDBYTE 9 /* 9 = 7 bits + 1 parity + 1 stop */
2020 extern NCURSES_EXPORT(char *) _nc_get_locale(void);
2021 extern NCURSES_EXPORT(int) _nc_unicode_locale(void);
2022 extern NCURSES_EXPORT(int) _nc_locale_breaks_acs(TERMINAL *);
2023 extern NCURSES_EXPORT(int) _nc_setupterm(const char *, int, int *, int);
2024 extern NCURSES_EXPORT(void) _nc_tinfo_cmdch(TERMINAL *, int);
2027 extern NCURSES_EXPORT(SCREEN *) _nc_find_prescr(void);
2028 extern NCURSES_EXPORT(void) _nc_forget_prescr(void);
2030 #define _nc_find_prescr() _nc_prescreen.allocated
2031 #define _nc_forget_prescr() _nc_prescreen.allocated = 0
2034 /* lib_set_term.c */
2035 extern NCURSES_EXPORT(int) _nc_ripoffline(int, int(*)(WINDOW*, int));
2038 #define ExitTerminfo(code) exit_terminfo(code)
2040 #define SETUP_FAIL ERR
2042 #define ret_error(rc, fmt, p, q) if (errret) {\
2045 returnCode(SETUP_FAIL);\
2047 fprintf(stderr, fmt, p);\
2049 ExitTerminfo(EXIT_FAILURE);\
2052 #define ret_error1(rc, fmt, p, q) ret_error(rc, "'%s': " fmt, p, q)
2054 #define ret_error0(rc, msg) if (errret) {\
2056 returnCode(SETUP_FAIL);\
2058 fprintf(stderr, msg);\
2059 ExitTerminfo(EXIT_FAILURE);\
2064 extern NCURSES_EXPORT(int) _nc_handle_sigwinch(SCREEN *);
2066 #define _nc_handle_sigwinch(a) /* nothing */
2070 #if USE_WIDEC_SUPPORT
2071 extern NCURSES_EXPORT(void) _nc_init_wacs(void);
2075 char *s_head; /* beginning of the string (may be null) */
2076 char *s_tail; /* end of the string (may be null) */
2077 size_t s_size; /* current remaining size available */
2078 size_t s_init; /* total size available */
2082 extern NCURSES_EXPORT(string_desc *) _nc_str_init (string_desc *, char *, size_t);
2083 extern NCURSES_EXPORT(string_desc *) _nc_str_null (string_desc *, size_t);
2084 extern NCURSES_EXPORT(string_desc *) _nc_str_copy (string_desc *, const string_desc *);
2085 extern NCURSES_EXPORT(bool) _nc_safe_strcat (string_desc *, const char *);
2086 extern NCURSES_EXPORT(bool) _nc_safe_strcpy (string_desc *, const char *);
2089 #define strstr _nc_strstr
2090 extern NCURSES_EXPORT(char *) _nc_strstr (const char *, const char *);
2093 /* safe_sprintf.c */
2094 extern NCURSES_EXPORT(char *) _nc_printf_string (const char *, va_list);
2097 extern NCURSES_EXPORT(int) _nc_add_to_try (TRIES **, const char *, unsigned);
2098 extern NCURSES_EXPORT(char *) _nc_expand_try (TRIES *, unsigned, int *, size_t);
2099 extern NCURSES_EXPORT(int) _nc_remove_key (TRIES **, unsigned);
2100 extern NCURSES_EXPORT(int) _nc_remove_string (TRIES **, const char *);
2103 extern NCURSES_EXPORT(SCREEN *) _nc_screen_of (WINDOW *);
2104 extern NCURSES_EXPORT(TERMINAL*) _nc_get_cur_term (void);
2105 extern NCURSES_EXPORT(WINDOW *) _nc_makenew (int, int, int, int, int);
2106 extern NCURSES_EXPORT(char *) _nc_trace_buf (int, size_t);
2107 extern NCURSES_EXPORT(char *) _nc_trace_bufcat (int, const char *);
2108 extern NCURSES_EXPORT(char *) _nc_tracechar (SCREEN *, int);
2109 extern NCURSES_EXPORT(char *) _nc_tracemouse (SCREEN *, MEVENT const *);
2110 extern NCURSES_EXPORT(char *) _nc_trace_mmask_t (SCREEN *, mmask_t);
2111 extern NCURSES_EXPORT(int) _nc_access (const char *, int);
2112 extern NCURSES_EXPORT(int) _nc_baudrate (int);
2113 extern NCURSES_EXPORT(int) _nc_freewin (WINDOW *);
2114 extern NCURSES_EXPORT(int) _nc_getenv_num (const char *);
2115 extern NCURSES_EXPORT(int) _nc_keypad (SCREEN *, int);
2116 extern NCURSES_EXPORT(int) _nc_ospeed (int);
2117 extern NCURSES_EXPORT(int) _nc_outch (int);
2118 extern NCURSES_EXPORT(int) _nc_putchar (int);
2119 extern NCURSES_EXPORT(int) _nc_putp(const char *, const char *);
2120 extern NCURSES_EXPORT(int) _nc_putp_flush(const char *, const char *);
2121 extern NCURSES_EXPORT(int) _nc_read_termcap_entry (const char *const, TERMTYPE2 *const);
2122 extern NCURSES_EXPORT(int) _nc_setup_tinfo(const char *, TERMTYPE2 *);
2123 extern NCURSES_EXPORT(int) _nc_setupscreen (int, int, FILE *, int, int);
2124 extern NCURSES_EXPORT(int) _nc_timed_wait (SCREEN *, int, int, int * EVENTLIST_2nd(_nc_eventlist *));
2125 extern NCURSES_EXPORT(int) _nc_trans_string (char *, const char *);
2126 extern NCURSES_EXPORT(void) _nc_init_termtype (TERMTYPE2 *const);
2127 extern NCURSES_EXPORT(void) _nc_do_color (int, int, int, NCURSES_OUTC);
2128 extern NCURSES_EXPORT(void) _nc_flush (void);
2129 extern NCURSES_EXPORT(void) _nc_free_entry (ENTRY *, TERMTYPE2 *);
2130 extern NCURSES_EXPORT(void) _nc_freeall (void);
2131 extern NCURSES_EXPORT(void) _nc_hash_map (void);
2132 extern NCURSES_EXPORT(void) _nc_init_keytry (SCREEN *);
2133 extern NCURSES_EXPORT(void) _nc_keep_tic_dir (const char *);
2134 extern NCURSES_EXPORT(void) _nc_make_oldhash (int i);
2135 extern NCURSES_EXPORT(void) _nc_reset_input (FILE *, char *);
2136 extern NCURSES_EXPORT(void) _nc_scroll_oldhash (int n, int top, int bot);
2137 extern NCURSES_EXPORT(void) _nc_scroll_optimize (void);
2138 extern NCURSES_EXPORT(void) _nc_set_buffer (FILE *, int);
2139 extern NCURSES_EXPORT(void) _nc_setenv_num (const char *, int);
2140 extern NCURSES_EXPORT(void) _nc_signal_handler (int);
2141 extern NCURSES_EXPORT(void) _nc_synchook (WINDOW *);
2142 extern NCURSES_EXPORT(void) _nc_trace_tries (TRIES *);
2144 #if NCURSES_EXT_NUMBERS
2145 extern NCURSES_EXPORT(const TERMTYPE2 *) _nc_fallback2 (const char *);
2147 #define _nc_fallback2(tp) _nc_fallback(tp)
2150 NCURSES_EXPORT(void) _nc_copy_termtype(TERMTYPE *, const TERMTYPE *);
2152 #if NCURSES_EXT_NUMBERS
2153 extern NCURSES_EXPORT(void) _nc_copy_termtype2 (TERMTYPE2 *, const TERMTYPE2 *);
2154 extern NCURSES_EXPORT(void) _nc_export_termtype2(TERMTYPE *, const TERMTYPE2 *);
2156 #define _nc_copy_termtype2(dst,src) _nc_copy_termtype((dst),(src))
2157 #define _nc_export_termtype2(dst,src) /* nothing */
2158 #define _nc_free_termtype2(t) _nc_free_termtype(t)
2160 #define _nc_read_entry2 _nc_read_entry
2164 extern NCURSES_EXPORT(void) _nc_alloc_entry_leaks(void);
2165 extern NCURSES_EXPORT(void) _nc_captoinfo_leaks(void);
2166 extern NCURSES_EXPORT(void) _nc_codes_leaks(void);
2167 extern NCURSES_EXPORT(void) _nc_comp_captab_leaks(void);
2168 extern NCURSES_EXPORT(void) _nc_comp_error_leaks(void);
2169 extern NCURSES_EXPORT(void) _nc_comp_scan_leaks(void);
2170 extern NCURSES_EXPORT(void) _nc_comp_userdefs_leaks(void);
2171 extern NCURSES_EXPORT(void) _nc_db_iterator_leaks(void);
2172 extern NCURSES_EXPORT(void) _nc_keyname_leaks(void);
2173 extern NCURSES_EXPORT(void) _nc_names_leaks(void);
2174 extern NCURSES_EXPORT(void) _nc_tgetent_leak(const TERMINAL *);
2175 extern NCURSES_EXPORT(void) _nc_tgetent_leaks(void);
2178 #if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2179 extern NCURSES_EXPORT(NCURSES_CH_T) _nc_render (WINDOW *, NCURSES_CH_T);
2180 extern NCURSES_EXPORT(int) _nc_waddch_nosync (WINDOW *, const NCURSES_CH_T);
2181 extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, int const, int const, NCURSES_CH_T);
2184 #if USE_WIDEC_SUPPORT
2185 extern NCURSES_EXPORT(int) _nc_insert_wch(WINDOW *, const cchar_t *);
2188 #if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2189 extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *);
2193 extern NCURSES_EXPORT(void) _nc_update_screensize (SCREEN *);
2197 extern NCURSES_EXPORT(void) _nc_resize_margins (WINDOW *);
2199 #define _nc_resize_margins(wp) /* nothing */
2202 #ifdef NCURSES_WGETCH_EVENTS
2203 extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *);
2205 #define wgetch_events(win, evl) wgetch(win)
2206 #define wgetnstr_events(win, str, maxlen, evl) wgetnstr(win, str, maxlen)
2210 * Wide-character macros to hide some platform-differences.
2212 #if USE_WIDEC_SUPPORT
2214 #if defined(_NC_WINDOWS) && !defined(_NC_MSC) && !defined(EXP_WIN32_DRIVER)
2216 * MinGW has wide-character functions, but they do not work correctly.
2218 extern int __MINGW_NOTHROW _nc_wctomb(char *, wchar_t);
2219 #define wctomb(s,wc) _nc_wctomb(s,wc)
2220 #define wcrtomb(s,wc,n) _nc_wctomb(s,wc)
2222 extern int __MINGW_NOTHROW _nc_mbtowc(wchar_t *, const char *, size_t);
2223 #define mbtowc(pwc,s,n) _nc_mbtowc(pwc,s,n)
2225 extern int __MINGW_NOTHROW _nc_mblen(const char *, size_t);
2226 #define mblen(s,n) _nc_mblen(s, n)
2228 #endif /* _NC_WINDOWS && !_NC_MSC */
2230 #if defined(_NC_WINDOWS) || defined(_NC_MINGW)
2232 NCURSES_EXPORT(int) mk_wcwidth(wchar_t);
2233 #define wcwidth(ucs) _nc_wcwidth(ucs)
2236 #if HAVE_MBTOWC && HAVE_MBLEN
2237 #define reset_mbytes(state) IGNORE_RC(mblen(NULL, (size_t) 0)), IGNORE_RC(mbtowc(NULL, NULL, (size_t) 0))
2238 #define count_mbytes(buffer,length,state) mblen(buffer,length)
2239 #define check_mbytes(wch,buffer,length,state) \
2240 (int) mbtowc(&(wch), buffer, length)
2241 #define state_unused
2242 #elif HAVE_MBRTOWC && HAVE_MBRLEN
2243 #define reset_mbytes(state) init_mb(state)
2244 #define count_mbytes(buffer,length,state) mbrlen(buffer,length,&(state))
2245 #define check_mbytes(wch,buffer,length,state) \
2246 (int) mbrtowc(&(wch), buffer, length, &(state))
2251 #endif /* USE_WIDEC_SUPPORT */
2254 * Not everyone has vsscanf(), but we'd like to use it for scanw().
2257 extern int vsscanf(const char *str, const char *format, va_list __arg);
2260 /* scroll indices */
2261 extern NCURSES_EXPORT_VAR(int *) _nc_oldnums;
2263 #define USE_SETBUF_0 0
2265 #define NC_OUTPUT(sp) ((sp != 0 && sp->_ofp != 0) ? sp->_ofp : stdout)
2268 * On systems with a broken linker, define 'SP' as a function to force the
2269 * linker to pull in the data-only module with 'SP'.
2271 #define _nc_alloc_screen_sp() typeCalloc(SCREEN, 1)
2274 #define SP _nc_screen()
2275 extern NCURSES_EXPORT(SCREEN *) _nc_screen (void);
2276 extern NCURSES_EXPORT(int) _nc_alloc_screen (void);
2277 extern NCURSES_EXPORT(void) _nc_set_screen (SCREEN *);
2278 #define CURRENT_SCREEN _nc_screen()
2280 /* current screen is private data; avoid possible linking conflicts too */
2281 extern NCURSES_EXPORT_VAR(SCREEN *) SP;
2282 #define CURRENT_SCREEN SP
2283 #define _nc_alloc_screen() ((SP = _nc_alloc_screen_sp()) != 0)
2284 #define _nc_set_screen(sp) SP = sp
2287 #if NCURSES_SP_FUNCS
2288 #define CURRENT_SCREEN_PRE (IsPreScreen(CURRENT_SCREEN) ? CURRENT_SCREEN : new_prescr())
2290 #define CURRENT_SCREEN_PRE CURRENT_SCREEN
2294 * We don't want to use the lines or columns capabilities internally, because
2295 * if the application is running multiple screens under X, it is quite possible
2296 * they could all have type xterm but have different sizes! So...
2298 #define screen_lines(sp) (sp)->_lines
2299 #define screen_columns(sp) (sp)->_columns
2301 extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int);
2302 extern NCURSES_EXPORT(int) _nc_format_slks (NCURSES_SP_DCLx int _c);
2305 * Some constants related to SLK's
2307 #define MAX_SKEY_OLD 8 /* count of soft keys */
2308 #define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */
2309 #define MAX_SKEY_PC 12 /* This is what most PC's have */
2310 #define MAX_SKEY_LEN_PC 5
2312 /* Macro to check whether or not we use a standard format */
2313 #define SLK_STDFMT(fmt) (fmt < 3)
2314 /* Macro to determine height of label window */
2315 #define SLK_LINES(fmt) (SLK_STDFMT(fmt) ? 1 : ((fmt) - 2))
2317 #define MAX_SKEY(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_OLD : MAX_SKEY_PC)
2318 #define MAX_SKEY_LEN(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC)
2321 * Common error messages
2323 #define MSG_NO_MEMORY "Out of memory"
2324 #define MSG_NO_INPUTS "Premature EOF"
2326 extern NCURSES_EXPORT(int) _nc_set_tty_mode(TTY *);
2327 extern NCURSES_EXPORT(int) _nc_get_tty_mode(TTY *);
2329 /* timed_wait flag definitions */
2333 #define TW_ANY (TW_INPUT | TW_MOUSE)
2336 #define SetSafeOutcWrapper(outc) \
2337 SCREEN* sp = CURRENT_SCREEN; \
2338 struct screen outc_wrapper; \
2340 sp = &outc_wrapper; \
2341 memset(sp,0,sizeof(struct screen)); \
2342 sp->_outch = _nc_outc_wrapper; \
2346 #ifdef USE_TERM_DRIVER
2348 typedef struct _termInfo
2367 const color_t* defaultPalette;
2370 typedef struct term_driver {
2372 const char* (*td_name)(struct DriverTCB*);
2373 bool (*td_CanHandle)(struct DriverTCB*, const char*, int*);
2374 void (*td_init)(struct DriverTCB*);
2375 void (*td_release)(struct DriverTCB*);
2376 int (*td_size)(struct DriverTCB*, int* Line, int *Cols);
2377 int (*td_sgmode)(struct DriverTCB*, int setFlag, TTY*);
2378 chtype (*td_conattr)(struct DriverTCB*);
2379 int (*td_hwcur)(struct DriverTCB*, int yold, int xold, int y, int x);
2380 int (*td_mode)(struct DriverTCB*, int progFlag, int defFlag);
2381 bool (*td_rescol)(struct DriverTCB*);
2382 bool (*td_rescolors)(struct DriverTCB*);
2383 void (*td_color)(struct DriverTCB*, int fore, int color, int(*)(SCREEN*, int));
2384 int (*td_doBeepOrFlash)(struct DriverTCB*, int);
2385 void (*td_initpair)(struct DriverTCB*, int, int, int);
2386 void (*td_initcolor)(struct DriverTCB*, int, int, int, int);
2387 void (*td_docolor)(struct DriverTCB*, int, int, int, int(*)(SCREEN*, int));
2388 void (*td_initmouse)(struct DriverTCB*);
2389 int (*td_testmouse)(struct DriverTCB*, int EVENTLIST_2nd(_nc_eventlist*));
2390 void (*td_setfilter)(struct DriverTCB*);
2391 void (*td_hwlabel)(struct DriverTCB*, int, char*);
2392 void (*td_hwlabelOnOff)(struct DriverTCB*, int);
2393 int (*td_update)(struct DriverTCB*);
2394 int (*td_defaultcolors)(struct DriverTCB*, int, int);
2395 int (*td_print)(struct DriverTCB*, char*, int);
2396 int (*td_getsize)(struct DriverTCB*, int*, int*);
2397 int (*td_setsize)(struct DriverTCB*, int, int);
2398 void (*td_initacs)(struct DriverTCB*, chtype*, chtype*);
2399 void (*td_scinit)(SCREEN *);
2400 void (*td_scexit)(SCREEN *);
2401 int (*td_twait)(struct DriverTCB*, int, int, int* EVENTLIST_2nd(_nc_eventlist*));
2402 int (*td_read)(struct DriverTCB*, int*);
2403 int (*td_nap)(struct DriverTCB*, int);
2404 int (*td_kpad)(struct DriverTCB*, int);
2405 int (*td_kyOk)(struct DriverTCB*, int, int);
2406 bool (*td_kyExist)(struct DriverTCB*, int);
2407 int (*td_cursorSet)(struct DriverTCB*, int);
2410 typedef struct DriverTCB
2412 TERMINAL term; /* needs to be the first Element !!! */
2413 TERM_DRIVER* drv; /* The driver for that Terminal */
2414 SCREEN* csp; /* The screen that owns that Terminal */
2415 TerminalInfo info; /* Driver independent core capabilities of the Terminal */
2416 void* prop; /* Driver dependent property storage to be used by the Driver */
2418 } TERMINAL_CONTROL_BLOCK;
2420 #define NCDRV_MAGIC(id) (0x47110000 | (id&0xffff))
2421 #define NCDRV_TINFO 0x01
2422 #define NCDRV_WINCONSOLE 0x02
2424 #define TCBOf(sp) ((TERMINAL_CONTROL_BLOCK*)(TerminalOf(sp)))
2425 #define InfoOf(sp) TCBOf(sp)->info
2426 #define CallDriver(sp,method) TCBOf(sp)->drv->method(TCBOf(sp))
2427 #define CallDriver_1(sp,method,arg1) TCBOf(sp)->drv->method(TCBOf(sp),arg1)
2428 #define CallDriver_2(sp,method,arg1,arg2) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2)
2429 #define CallDriver_3(sp,method,arg1,arg2,arg3) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3)
2430 #define CallDriver_4(sp,method,arg1,arg2,arg3,arg4) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3,arg4)
2432 extern NCURSES_EXPORT_VAR(const color_t*) _nc_cga_palette;
2433 extern NCURSES_EXPORT_VAR(const color_t*) _nc_hls_palette;
2435 extern NCURSES_EXPORT(int) _nc_get_driver(TERMINAL_CONTROL_BLOCK*, const char*, int*);
2436 extern NCURSES_EXPORT(void) _nc_get_screensize_ex(SCREEN *, TERMINAL *, int *, int *);
2437 #endif /* USE_TERM_DRIVER */
2440 * Entrypoints which are actually provided in the terminal driver, which would
2441 * be an sp-name otherwise.
2443 #ifdef USE_TERM_DRIVER
2444 #define TINFO_HAS_KEY _nc_tinfo_has_key
2445 #define TINFO_DOUPDATE _nc_tinfo_doupdate
2446 #define TINFO_MVCUR _nc_tinfo_mvcur
2447 extern NCURSES_EXPORT(int) TINFO_HAS_KEY(SCREEN*, int);
2448 extern NCURSES_EXPORT(int) TINFO_DOUPDATE(SCREEN *);
2449 extern NCURSES_EXPORT(int) TINFO_MVCUR(SCREEN*, int, int, int, int);
2451 #define TINFO_HAS_KEY NCURSES_SP_NAME(has_key)
2452 #define TINFO_DOUPDATE NCURSES_SP_NAME(doupdate)
2453 #define TINFO_MVCUR NCURSES_SP_NAME(_nc_mvcur)
2456 #if defined(EXP_WIN32_DRIVER)
2457 #include <nc_win32.h>
2461 * Entrypoints using an extra parameter with the terminal driver.
2463 #ifdef USE_TERM_DRIVER
2464 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, TERMINAL *, int *, int *);
2465 extern NCURSES_EXPORT(int) _nc_setupterm_ex(TERMINAL **, const char *, int , int *, int);
2466 #define TINFO_GET_SIZE(sp, tp, lp, cp) \
2467 _nc_get_screensize(sp, tp, lp, cp)
2468 #define TINFO_SET_CURTERM(sp, tp) \
2469 NCURSES_SP_NAME(set_curterm)(sp, tp)
2470 #define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \
2471 _nc_setupterm_ex(tpp, name, fd, err, reuse)
2472 #else /* !USE_TERM_DRIVER */
2473 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, int *, int *);
2474 #define TINFO_GET_SIZE(sp, tp, lp, cp) \
2475 _nc_get_screensize(sp, lp, cp)
2476 #define TINFO_SET_CURTERM(sp, tp) \
2478 #define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \
2479 _nc_setupterm(name, fd, err, reuse)
2480 #endif /* !USE_TERM_DRIVER */
2482 #ifdef EXP_WIN32_DRIVER
2483 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
2485 #ifdef USE_TERM_DRIVER
2486 #if defined(USE_WIN32CON_DRIVER)
2487 #include <nc_mingw.h>
2488 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_WIN_DRIVER;
2489 extern NCURSES_EXPORT(int) _nc_mingw_isatty(int fd);
2490 extern NCURSES_EXPORT(int) _nc_mingw_isconsole(int fd);
2491 extern NCURSES_EXPORT(int) _nc_mingw_console_read(
2495 extern NCURSES_EXPORT(int) _nc_mingw_testmouse(
2498 int delay EVENTLIST_2nd(_nc_eventlist*));
2501 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
2502 #endif /* USE_TERM_DRIVER */
2503 #endif /* EXP_WIN32_DRIVER */
2505 #if defined(USE_TERM_DRIVER) && defined(EXP_WIN32_DRIVER)
2506 #define NC_ISATTY(fd) (0 != _nc_console_isatty(fd))
2507 #elif defined(USE_TERM_DRIVER) && defined(USE_WIN32CON_DRIVER)
2508 #define NC_ISATTY(fd) _nc_mingw_isatty(fd)
2510 #define NC_ISATTY(fd) isatty(fd)
2513 #ifdef USE_TERM_DRIVER
2514 # define IsTermInfo(sp) ((TCBOf(sp) != 0) && ((TCBOf(sp)->drv->isTerminfo)))
2515 # define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp))
2516 # if defined(EXP_WIN32_DRIVER)
2517 # define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_console_test(TerminalOf(sp)->Filedes))
2518 # elif defined(USE_WIN32CON_DRIVER)
2519 # define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_mingw_isconsole(TerminalOf(sp)->Filedes))
2521 # define IsTermInfoOnConsole(sp) FALSE
2524 # define IsTermInfo(sp) TRUE
2525 # define HasTInfoTerminal(sp) (0 != TerminalOf(sp))
2526 # if defined(EXP_WIN32_DRIVER)
2527 # define IsTermInfoOnConsole(sp) _nc_console_test(TerminalOf(sp)->Filedes)
2529 # define IsTermInfoOnConsole(sp) FALSE
2533 #define IsValidTIScreen(sp) (HasTInfoTerminal(sp))
2536 * Exported entrypoints beyond the published API
2538 #if NCURSES_SP_FUNCS
2539 extern NCURSES_EXPORT(WINDOW *) _nc_curscr_of(SCREEN*);
2540 extern NCURSES_EXPORT(WINDOW *) _nc_newscr_of(SCREEN*);
2541 extern NCURSES_EXPORT(WINDOW *) _nc_stdscr_of(SCREEN*);
2542 extern NCURSES_EXPORT(int) _nc_outc_wrapper(SCREEN*,int);
2545 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_TABSIZE)(SCREEN*);
2546 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(longname)(SCREEN*);
2549 #if NCURSES_EXT_FUNCS
2550 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tabsize)(SCREEN*, int);
2554 * We put the safe versions of various calls here as they are not published
2555 * part of the API up to now
2557 extern NCURSES_EXPORT(TERMINAL*) NCURSES_SP_NAME(_nc_get_cur_term) (SCREEN *sp);
2558 extern NCURSES_EXPORT(WINDOW *) NCURSES_SP_NAME(_nc_makenew) (SCREEN*, int, int, int, int, int);
2559 extern NCURSES_EXPORT(bool) NCURSES_SP_NAME(_nc_reset_colors)(SCREEN*);
2560 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_printf_string)(SCREEN*, const char *, va_list);
2561 extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int);
2562 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_get_tty_mode)(SCREEN*,TTY*);
2563 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mcprint)(SCREEN*,char*, int);
2564 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_msec_cost)(SCREEN*, const char *, int);
2565 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mvcur)(SCREEN*, int, int, int, int);
2566 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_outch)(SCREEN*, int);
2567 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putchar)(SCREEN*, int);
2568 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp)(SCREEN*, const char *, const char*);
2569 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp_flush)(SCREEN*, const char *, const char *);
2570 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_ripoffline)(SCREEN*, int, int (*)(WINDOW *,int));
2571 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scrolln)(SCREEN*, int, int, int, int);
2572 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tty_mode)(SCREEN*, TTY*);
2573 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_setupscreen)(SCREEN**, int, int, FILE *, int, int);
2574 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const char *);
2575 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, int, int, int, NCURSES_SP_OUTC);
2576 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t);
2577 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*);
2578 extern GCC_NORETURN NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int);
2579 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*);
2580 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*);
2581 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*);
2582 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_make_oldhash)(SCREEN*, int i);
2583 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_init)(SCREEN*);
2584 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_resume)(SCREEN*);
2585 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_wrap)(SCREEN*);
2586 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_init)(SCREEN*);
2587 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_resume)(SCREEN*);
2588 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_wrap)(SCREEN*);
2589 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_oldhash)(SCREEN*, int n, int top, int bot);
2590 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_optimize)(SCREEN*);
2591 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_set_buffer)(SCREEN*, FILE *, int);
2593 extern NCURSES_EXPORT(void) _nc_cookie_init(SCREEN *sp);
2595 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
2596 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_linedump)(SCREEN*);
2599 #if USE_WIDEC_SUPPORT
2600 extern NCURSES_EXPORT(wchar_t *) NCURSES_SP_NAME(_nc_wunctrl)(SCREEN*, cchar_t *);
2603 #endif /* NCURSES_SP_FUNCS */
2605 #if NCURSES_SP_FUNCS
2607 #define safe_keyname NCURSES_SP_NAME(keyname)
2608 #define safe_unctrl NCURSES_SP_NAME(unctrl)
2609 #define safe_ungetch NCURSES_SP_NAME(ungetch)
2613 #define safe_keyname _nc_keyname
2614 #define safe_unctrl _nc_unctrl
2615 #define safe_ungetch _nc_ungetch
2617 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_keyname (SCREEN *, int);
2618 extern NCURSES_EXPORT(int) _nc_ungetch (SCREEN *, int);
2619 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_unctrl (SCREEN *, chtype);
2623 #ifdef EXP_XTERM_1005
2624 NCURSES_EXPORT(int) _nc_conv_to_utf8(unsigned char *, unsigned, unsigned);
2625 NCURSES_EXPORT(int) _nc_conv_to_utf32(unsigned *, const char *, unsigned);
2634 #endif /* CURSES_PRIV_H */