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 1.664 2023/04/29 19:10:30 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>
145 # define PRIxPTR "lx"
148 /* include signal.h before curses.h to work-around defect in glibc 2.1.3 */
151 /* Alessandro Rubini's GPM (general-purpose mouse) */
152 #if HAVE_LIBGPM && HAVE_GPM_H
153 #define USE_GPM_SUPPORT 1
155 #define USE_GPM_SUPPORT 0
158 /* QNX mouse support */
159 #if defined(__QNX__) && !defined(__QNXNTO__)
160 #define USE_QNX_MOUSE 1
162 #define USE_QNX_MOUSE 0
165 /* EMX mouse support */
167 #define USE_EMX_MOUSE 1
169 #define USE_EMX_MOUSE 0
172 /* kLIBC keyboard/mouse support */
173 #if defined(__OS2__) && defined(__KLIBC__)
174 #define USE_KLIBC_KBD 1
175 #define USE_KLIBC_MOUSE 1
177 #define USE_KLIBC_KBD 0
178 #define USE_KLIBC_MOUSE 0
181 #define DEFAULT_MAXCLICK 166
182 #define EV_MAX 8 /* size of mouse circular event queue */
185 * If we don't have signals to support it, don't add a sigwinch handler.
186 * In any case, resizing is an extended feature. Use it if we've got it.
188 #if !NCURSES_EXT_FUNCS
189 #undef HAVE_SIZECHANGE
190 #define HAVE_SIZECHANGE 0
193 #if HAVE_SIZECHANGE && USE_SIGWINCH && defined(SIGWINCH)
194 #define USE_SIZECHANGE 1
196 #define USE_SIZECHANGE 0
198 #define USE_SIGWINCH 0
202 * When building in the MSYS2 environment, the automatic discovery of
203 * the path separator in configure doesn't work properly. So, if building
204 * for MinGW, we enforce the correct Windows PATH separator
206 #if defined(_NC_WINDOWS)
207 # ifdef NCURSES_PATHSEP
208 # undef NCURSES_PATHSEP
210 # define NCURSES_PATHSEP ';'
214 * When the standard handles have been redirected (such as inside a text editor
215 * or the less utility), keystrokes must be read from the console rather than
216 * the redirected handle. The standard output handle suffers from a similar
217 * problem. Both handles are not closed once opened. The console shall be
218 * considered reachable throughout the process.
220 #if defined(_NC_WINDOWS)
221 #define GetDirectHandle(fileName, shareMode) \
222 CreateFile(TEXT(fileName), \
223 GENERIC_READ | GENERIC_WRITE, \
232 * Not all platforms have memmove; some have an equivalent bcopy. (Some may
236 #define memmove(d,s,n) bcopy(s,d,n)
238 #define memmove(d,s,n) _nc_memmove(d,s,n)
239 extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t);
243 * If we have va_copy(), use it for assigning va_list's.
245 #if defined(HAVE___VA_COPY)
246 #define begin_va_copy(dst,src) __va_copy(dst, src)
247 #define end_va_copy(dst) va_end(dst)
248 #elif defined(va_copy) || defined(HAVE_VA_COPY)
249 #define begin_va_copy(dst,src) va_copy(dst, src)
250 #define end_va_copy(dst) va_end(dst)
252 #define begin_va_copy(dst,src) (dst) = (src)
253 #define end_va_copy(dst) /* nothing */
257 * Either/both S_ISxxx and/or S_IFxxx are defined in sys/types.h; some systems
258 * lack one or the other.
261 #define S_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR)
265 #define S_ISREG(mode) ((mode & S_IFMT) == S_IFREG)
269 * POSIX ignores the "b", which c89 specified. Some very old systems do not
281 * Scroll hints are useless when hashmap is used
283 #if !USE_SCROLL_HINTS
285 #define USE_SCROLL_HINTS 1
287 #define USE_SCROLL_HINTS 0
292 #define if_USE_SCROLL_HINTS(stmt) stmt
294 #define if_USE_SCROLL_HINTS(stmt) /*nothing*/
297 #include <nc_string.h>
300 * Options for terminal drivers, etc...
302 #ifdef USE_TERM_DRIVER
303 #define NO_TERMINAL "unknown"
304 #define USE_SP_RIPOFF 1
305 #define USE_SP_TERMTYPE 1
306 #define USE_SP_WINDOWLIST 1
308 #define NO_TERMINAL 0
311 #define VALID_TERM_ENV(term_env, no_terminal) \
312 (term_env = (NonEmpty(term_env) \
318 * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only
319 * when we're throwing control codes at the screen at high volume. To see
320 * this, re-enable USE_HARD_TABS and run worm for a while. Other systems
321 * probably don't want to define this either due to uncertainties about tab
322 * delays and expansion in raw mode.
325 #define TRIES struct tries
327 TRIES *child; /* ptr to child. NULL if none */
328 TRIES *sibling; /* ptr to sibling. NULL if none */
329 unsigned char ch; /* character at this node */
330 unsigned short value; /* code of string so far. 0 if none. */
335 * Common/troublesome character definitions
337 #define StringOf(ch) {ch, 0}
344 #define VT_ACSC "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~"
347 * Structure for palette tables
350 #define MAXCOLUMNS 135
352 #define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */
356 #define WINDOWLIST struct _win_list
358 #if USE_WIDEC_SUPPORT
359 #define _nc_bkgd _bkgrnd
361 #undef _XOPEN_SOURCE_EXTENDED
363 #define _nc_bkgd _bkgd
364 #define wgetbkgrnd(win, wch) ((*wch = win->_bkgd) != 0 ? OK : ERR)
365 #define wbkgrnd wbkgd
368 #undef NCURSES_OPAQUE
369 #define NCURSES_INTERNALS 1
370 #define NCURSES_OPAQUE 0
372 #include <curses.h> /* we'll use -Ipath directive to get the right one! */
374 #if !(defined(NCURSES_WGETCH_EVENTS) && defined(NEED_KEY_EVENT))
375 #undef KEY_EVENT /* reduce compiler-warnings with Visual C++ */
380 int red, green, blue; /* what color_content() returns */
381 int r, g, b; /* params to init_color() */
382 int init; /* true if we called init_color() */
391 } bits; /* bits per color-value in RGB */
396 * If curses.h did not expose the SCREEN-functions, then we do not need the
397 * parameter in the corresponding unextended functions.
400 #define USE_SP_FUNC_SUPPORT NCURSES_SP_FUNCS
401 #define USE_EXT_SP_FUNC_SUPPORT (NCURSES_SP_FUNCS && NCURSES_EXT_FUNCS)
404 #define SP_PARM sp /* use parameter */
405 #define NCURSES_SP_ARG SP_PARM
406 #define NCURSES_SP_DCL SCREEN *NCURSES_SP_ARG
407 #define NCURSES_SP_DCL0 NCURSES_SP_DCL
408 #define NCURSES_SP_ARGx NCURSES_SP_ARG,
409 #define NCURSES_SP_DCLx SCREEN *NCURSES_SP_ARGx
411 #define SP_PARM SP /* use global variable */
412 #define NCURSES_SP_ARG
413 #define NCURSES_SP_DCL
414 #define NCURSES_SP_DCL0 void
415 #define NCURSES_SP_ARGx
416 #define NCURSES_SP_DCLx
419 #include <nc_panel.h>
421 #include <term.priv.h>
422 #include <nc_termios.h>
424 #define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen)
425 #define HasTerminal(sp) (((sp) != 0) && (0 != ((sp)->_term)))
426 #define IsValidScreen(sp) (HasTerminal(sp) && !IsPreScreen(sp))
429 #define CurTerm _nc_prescreen._cur_term
431 #define CurTerm cur_term
435 #define TerminalOf(sp) ((sp) ? ((sp)->_term ? (sp)->_term : CurTerm) : CurTerm)
437 #define TerminalOf(sp) CurTerm
441 * The legacy layout for TERMTYPE uses "short" for all of the numbers. Moving
442 * past that, numeric capabilities can be "int" by using a TERMTYPE2 structure
443 * in TERMINAL, and doing most of the internal work using TERMTYPE2. There are
444 * a few places (mostly to expose the legacy layout) where the distinction
447 #if NCURSES_EXT_COLORS && HAVE_INIT_EXTENDED_COLOR
448 #define NCURSES_EXT_NUMBERS 1
449 #define NCURSES_INT2 int
450 #define SIZEOF_INT2 4
451 #define TerminalType(tp) (tp)->type2
453 #define NCURSES_EXT_NUMBERS 0
454 #define NCURSES_INT2 short
455 #define SIZEOF_INT2 2
456 #define TerminalType(tp) (tp)->type
459 #define SIZEOF_SHORT 2
463 #define CUR TerminalType(cur_term).
467 * Reduce dependency on cur_term global by using terminfo data from SCREEN's
468 * pointer to this data.
470 #ifdef USE_SP_TERMTYPE
474 #define SP_TERMTYPE TerminalType(TerminalOf(sp)).
476 #include <term_entry.h>
478 #include <nc_tparm.h>
481 * Simplify ifdef's for the "*_ATTR" macros in case italics are not configured.
483 #if defined(A_ITALIC) && defined(exit_italics_mode)
492 * Use these macros internally, to make tracing less verbose. But leave the
493 * option for compiling the tracing into the library.
496 #define ColorPair(n) (NCURSES_BITS(n, 0) & A_COLOR)
497 #define PairNumber(a) (NCURSES_CAST(int,(((unsigned long)(a) & A_COLOR) >> NCURSES_ATTR_SHIFT)))
499 #define ColorPair(pair) COLOR_PAIR(pair)
500 #define PairNumber(attr) PAIR_NUMBER(attr)
503 #define unColor(n) unColor2(AttrOf(n))
504 #define unColor2(a) ((a) & ALL_BUT_COLOR)
507 * Extended-colors stores the color pair in a separate struct-member than the
508 * attributes. But for compatibility, we handle most cases where a program
509 * written for non-extended colors stores the color in the attributes by
510 * checking for a color pair in both places.
512 #if NCURSES_EXT_COLORS
513 #define if_EXT_COLORS(stmt) stmt
514 #define SetPair(value,p) SetPair2((value).ext_color, AttrOf(value), p)
515 #define SetPair2(c,a,p) c = (p), \
516 a = (unColor2(a) | ColorPair(oldColor(c)))
517 #define GetPair(value) GetPair2((value).ext_color, AttrOf(value))
518 #define GetPair2(c,a) ((c) ? (c) : PairNumber(a))
519 #define oldColor(p) (((p) > 255) ? 255 : (p))
520 #define GET_WINDOW_PAIR(w) GetPair2((w)->_color, (w)->_attrs)
521 #define SET_WINDOW_PAIR(w,p) (w)->_color = (p)
522 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b))
524 #define VIDPUTS(sp,attr,pair) do { \
525 int vid_pair = pair; \
526 NCURSES_SP_NAME(vid_puts)( \
527 NCURSES_SP_ARGx attr, \
528 (NCURSES_PAIRS_T) pair, \
530 NCURSES_OUTC_FUNC); \
533 #else /* !NCURSES_EXT_COLORS */
535 #define if_EXT_COLORS(stmt) /* nothing */
536 #define SetPair(value,p) RemAttr(value, A_COLOR), \
537 SetAttr(value, AttrOf(value) | ColorPair(p))
538 #define GetPair(value) PairNumber(AttrOf(value))
539 #define GET_WINDOW_PAIR(w) PairNumber(WINDOW_ATTRS(w))
540 #define SET_WINDOW_PAIR(w,p) WINDOW_ATTRS(w) &= ALL_BUT_COLOR, \
541 WINDOW_ATTRS(w) |= ColorPair(p)
542 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b))
544 #define VIDPUTS(sp,attr,pair) NCURSES_SP_NAME(vidputs)(NCURSES_SP_ARGx attr, NCURSES_OUTC_FUNC)
546 #endif /* NCURSES_EXT_COLORS */
548 #define NCURSES_OUTC_FUNC NCURSES_SP_NAME(_nc_outch)
549 #define NCURSES_PUTP2(name,value) NCURSES_SP_NAME(_nc_putp)(NCURSES_SP_ARGx name, value)
550 #define NCURSES_PUTP2_FLUSH(name,value) NCURSES_SP_NAME(_nc_putp_flush)(NCURSES_SP_ARGx name, value)
552 #if NCURSES_NO_PADDING
553 #define GetNoPadding(sp) ((sp) ? (sp)->_no_padding : _nc_prescreen._no_padding)
554 #define SetNoPadding(sp) _nc_set_no_padding(sp)
555 extern NCURSES_EXPORT(void) _nc_set_no_padding(SCREEN *);
557 #define GetNoPadding(sp) FALSE
558 #define SetNoPadding(sp) /*nothing*/
561 #define WINDOW_ATTRS(w) ((w)->_attrs)
563 #define SCREEN_ATTRS(s) (*((s)->_current_attr))
564 #define GET_SCREEN_PAIR(s) GetPair(SCREEN_ATTRS(s))
565 #define SET_SCREEN_PAIR(s,p) SetPair(SCREEN_ATTRS(s), p)
567 #if USE_REENTRANT || NCURSES_SP_FUNCS
568 NCURSES_EXPORT(int *) _nc_ptr_Lines (SCREEN *);
569 NCURSES_EXPORT(int *) _nc_ptr_Cols (SCREEN *);
570 NCURSES_EXPORT(int *) _nc_ptr_Tabsize (SCREEN *);
571 NCURSES_EXPORT(int *) _nc_ptr_Escdelay (SCREEN *);
576 #define ptrLines(sp) (sp ? &(sp->_LINES) : &(_nc_prescreen._LINES))
577 #define ptrCols(sp) (sp ? &(sp->_COLS) : &(_nc_prescreen._COLS))
578 #define ptrTabsize(sp) (sp ? &(sp->_TABSIZE) : &(_nc_prescreen._TABSIZE))
579 #define ptrEscdelay(sp) (sp ? &(sp->_ESCDELAY) : &(_nc_prescreen._ESCDELAY))
581 #define SET_LINES(value) *_nc_ptr_Lines(SP_PARM) = value
582 #define SET_COLS(value) *_nc_ptr_Cols(SP_PARM) = value
583 #define SET_TABSIZE(value) *_nc_ptr_Tabsize(SP_PARM) = value
584 #define SET_ESCDELAY(value) *_nc_ptr_Escdelay(SP_PARM) = value
588 #define ptrLines(sp) &LINES
589 #define ptrCols(sp) &COLS
590 #define ptrTabsize(sp) &TABSIZE
591 #define ptrEscdelay(sp) &ESCDELAY
593 #define SET_LINES(value) LINES = value
594 #define SET_COLS(value) COLS = value
595 #define SET_TABSIZE(value) TABSIZE = value
596 #define SET_ESCDELAY(value) ESCDELAY = value
600 #define IS_SUBWIN(w) ((w)->_flags & _SUBWIN)
601 #define IS_PAD(w) ((w)->_flags & _ISPAD)
602 #define IS_WRAPPED(w) ((w)->_flags & _WRAPPED)
604 #define HasHardTabs() (NonEmpty(clear_all_tabs) && NonEmpty(set_tab))
606 #define TR_MUTEX(data) _tracef("%s@%d: me:%08lX COUNT:%2u/%2d/%6d/%2d/%s%9u: " #data, \
607 __FILE__, __LINE__, \
608 (unsigned long) (pthread_self()), \
609 data.__data.__lock, \
610 data.__data.__count, \
611 data.__data.__owner, \
612 data.__data.__kind, \
613 (data.__data.__nusers > 5) ? " OOPS " : "", \
614 data.__data.__nusers)
615 #define TR_GLOBAL_MUTEX(name) TR_MUTEX(_nc_globals.mutex_##name)
618 #if defined(__GNUC__)
619 # if defined __USE_ISOC99
620 # define _cat_pragma(exp) _Pragma(#exp)
621 # define _weak_pragma(exp) _cat_pragma(weak name)
623 # define _weak_pragma(exp)
625 # define _declare(name) __extension__ extern __typeof__(name) name
626 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
628 # undef USE_WEAK_SYMBOLS
629 # define USE_WEAK_SYMBOLS 0
637 extern NCURSES_EXPORT(void) _nc_init_pthreads(void);
638 extern NCURSES_EXPORT(void) _nc_mutex_init(pthread_mutex_t *);
639 extern NCURSES_EXPORT(int) _nc_mutex_lock(pthread_mutex_t *);
640 extern NCURSES_EXPORT(int) _nc_mutex_trylock(pthread_mutex_t *);
641 extern NCURSES_EXPORT(int) _nc_mutex_unlock(pthread_mutex_t *);
642 #define _nc_lock_global(name) _nc_mutex_lock(&_nc_globals.mutex_##name)
643 #define _nc_try_global(name) _nc_mutex_trylock(&_nc_globals.mutex_##name)
644 #define _nc_unlock_global(name) _nc_mutex_unlock(&_nc_globals.mutex_##name)
647 #error POSIX threads requires --enable-reentrant option
651 # if USE_WEAK_SYMBOLS
652 weak_symbol(pthread_sigmask);
653 weak_symbol(pthread_kill);
654 weak_symbol(pthread_self);
655 weak_symbol(pthread_equal);
656 weak_symbol(pthread_mutex_init);
657 weak_symbol(pthread_mutex_lock);
658 weak_symbol(pthread_mutex_unlock);
659 weak_symbol(pthread_mutex_trylock);
660 weak_symbol(pthread_mutexattr_settype);
661 weak_symbol(pthread_mutexattr_init);
662 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
664 # define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c)
665 # define GetThreadID() (((pthread_self)) ? pthread_self() : (pthread_t) getpid())
667 # define GetThreadID() pthread_self()
672 #undef HAVE_NANOSLEEP
673 #define HAVE_NANOSLEEP 0 /* nanosleep suspends all threads */
676 #else /* !USE_PTHREADS */
678 #if USE_PTHREADS_EINTR
679 # if USE_WEAK_SYMBOLS
681 weak_symbol(pthread_sigmask);
682 weak_symbol(pthread_kill);
683 weak_symbol(pthread_self);
684 weak_symbol(pthread_equal);
685 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
687 # define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c)
689 #endif /* USE_PTHREADS_EINTR */
691 #define _nc_init_pthreads() /* nothing */
692 #define _nc_mutex_init(obj) /* nothing */
694 #define _nc_lock_global(name) /* nothing */
695 #define _nc_try_global(name) 0
696 #define _nc_unlock_global(name) /* nothing */
697 #endif /* USE_PTHREADS */
699 #if USE_PTHREADS_EINTR
700 extern NCURSES_EXPORT(void) _nc_set_read_thread(bool);
702 #define _nc_set_read_thread(enable) /* nothing */
706 * When using sp-funcs, locks are targeted to SCREEN-level granularity.
707 * So the locking is done in the non-sp-func (which calls the sp-func) rather
708 * than in the sp-func itself.
710 * Use the _nc_nonsp_XXX functions in the function using "NCURSES_SP_NAME()".
711 * Use the _nc_sp_XXX functions in the function using "#if NCURSES_SP_FUNCS".
715 #define _nc_nonsp_lock_global(name) /* nothing */
716 #define _nc_nonsp_try_global(name) 0
717 #define _nc_nonsp_unlock_global(name) /* nothing */
719 #define _nc_sp_lock_global(name) _nc_lock_global(name)
720 #define _nc_sp_try_global(name) _nc_try_global(name)
721 #define _nc_sp_unlock_global(name) _nc_unlock_global(name)
725 #define _nc_nonsp_lock_global(name) _nc_lock_global(name)
726 #define _nc_nonsp_try_global(name) _nc_try_global(name)
727 #define _nc_nonsp_unlock_global(name) _nc_unlock_global(name)
729 #define _nc_sp_lock_global(name) /* nothing */
730 #define _nc_sp_try_global(name) 0
731 #define _nc_sp_unlock_global(name) /* nothing */
735 #if HAVE_CLOCK_GETTIME
736 # define PRECISE_GETTIME 1
737 # define GetClockTime(t) clock_gettime(CLOCK_REALTIME, t)
738 # define TimeType struct timespec
739 # define TimeScale 1000000000L /* 1e9 */
740 # define sub_secs tv_nsec
741 #elif HAVE_GETTIMEOFDAY
742 # define PRECISE_GETTIME 1
743 # define GetClockTime(t) gettimeofday(t, 0)
744 # define TimeType struct timeval
745 # define TimeScale 1000000L /* 1e6 */
746 # define sub_secs tv_usec
748 # define PRECISE_GETTIME 0
749 # define TimeType time_t
753 * Definitions for color pairs
756 #define MAX_OF_TYPE(t) (int)(((unsigned t)(~0))>>1)
758 #include <new_pair.h>
760 #define isDefaultColor(c) ((c) < 0)
761 #define COLOR_DEFAULT -1
763 #if defined(USE_BUILD_CC) || (defined(USE_TERMLIB) && !defined(NEED_NCURSES_CH_T))
765 #undef NCURSES_CH_T /* this is not a termlib feature */
766 #define NCURSES_CH_T void /* ...but we need a pointer in SCREEN */
768 #endif /* USE_TERMLIB */
773 NCURSES_CH_T *text; /* text of the line */
774 NCURSES_SIZE_T firstchar; /* first changed character in the line */
775 NCURSES_SIZE_T lastchar; /* last changed character in the line */
776 NCURSES_SIZE_T oldindex; /* index of the line at last update */
778 #endif /* USE_TERMLIB */
781 M_XTERM = -1 /* use xterm's mouse tracking? */
782 ,M_NONE = 0 /* no mouse device */
787 ,M_SYSMOUSE /* FreeBSD sysmouse on console */
789 #ifdef USE_TERM_DRIVER
790 ,M_TERM_DRIVER /* Win32 console, etc */
795 MF_X10 = 0 /* conventional 3-byte format */
796 , MF_SGR1006 /* xterm private mode 1006, SGR-style */
797 #ifdef EXP_XTERM_1005
798 , MF_XTERM_1005 /* xterm UTF-8 private mode 1005 */
803 * Structures for scrolling.
807 unsigned long hashval;
808 int oldcount, newcount;
809 int oldindex, newindex;
813 * Structures for soft labels.
818 #if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
822 char *ent_text; /* text for the label */
823 char *form_text; /* formatted text (left/center/...) */
824 int ent_x; /* x coordinate of this field */
825 char dirty; /* this label has changed */
826 char visible; /* field is visible */
829 typedef struct _SLK {
830 bool dirty; /* all labels have changed */
831 bool hidden; /* soft labels are hidden */
834 short maxlab; /* number of available labels */
835 short labcnt; /* number of allocated labels */
836 short maxlen; /* length of labels */
837 NCURSES_CH_T attr; /* soft label attribute */
840 #endif /* USE_TERMLIB */
843 #undef buttons /* term.h defines this, and gpm uses it! */
846 weak_symbol(Gpm_Wgetch);
850 /* link dynamically to GPM */
851 typedef int *TYPE_gpm_fd;
852 typedef int (*TYPE_Gpm_Open) (Gpm_Connect *, int);
853 typedef int (*TYPE_Gpm_Close) (void);
854 typedef int (*TYPE_Gpm_GetEvent) (Gpm_Event *);
856 #define my_gpm_fd SP_PARM->_mouse_gpm_fd
857 #define my_Gpm_Open SP_PARM->_mouse_Gpm_Open
858 #define my_Gpm_Close SP_PARM->_mouse_Gpm_Close
859 #define my_Gpm_GetEvent SP_PARM->_mouse_Gpm_GetEvent
861 /* link statically to GPM */
862 #define my_gpm_fd &gpm_fd
863 #define my_Gpm_Open Gpm_Open
864 #define my_Gpm_Close Gpm_Close
865 #define my_Gpm_GetEvent Gpm_GetEvent
866 #endif /* HAVE_LIBDL */
867 #endif /* USE_GPM_SUPPORT */
870 * When converting from terminfo to termcap, check for cases where we can trim
871 * octal escapes down to 2-character form. It is useful for terminfo format
872 * also, but not as important.
874 #define MAX_TC_FIXUPS 10
875 #define MIN_TC_FIXUPS 4
877 #define isoctal(c) ((c) >= '0' && (c) <= '7')
880 * The filesystem database normally uses a single-letter for the lower level
881 * of directories. Use a hexadecimal code for filesystems which do not
882 * preserve mixed-case names.
884 #if MIXEDCASE_FILENAMES
885 #define LEAF_FMT "%c"
888 #define LEAF_FMT "%02x"
893 * TRACEMSE_FMT is no longer than 80 columns, there are 5 numbers that
894 * could at most have 10 digits, and the mask contains no more than 32 bits
895 * with each bit representing less than 15 characters. Usually the whole
896 * string is less than 80 columns, but this buffer size is an absolute
899 #define TRACEMSE_MAX (80 + (5 * 10) + (32 * 15))
900 #define TRACEMSE_FMT "id %2d at (%2d, %2d, %2d) state %4lx = {" /* } */
902 #ifdef USE_TERM_DRIVER
903 struct DriverTCB; /* Terminal Control Block forward declaration */
904 #define INIT_TERM_DRIVER() _nc_globals.term_driver = _nc_get_driver
906 #define INIT_TERM_DRIVER() /* nothing */
909 extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals;
911 /* The limit reserves one byte for a terminating NUL */
912 #define my_getstr_limit (_nc_globals.getstr_limit - 1)
913 #define _nc_getstr_limit(n) \
916 : (((n) > my_getstr_limit) \
921 * Use screen-specific ripoff data (for softkeys) rather than global.
924 #define safe_ripoff_sp (sp)->rsp
925 #define safe_ripoff_stack (sp)->rippedoff
927 #define safe_ripoff_sp _nc_prescreen.rsp
928 #define safe_ripoff_stack _nc_prescreen.rippedoff
931 extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen;
940 int _nl; /* True if NL -> CR/NL is on */
941 int _raw; /* True if in raw mode */
942 int _cbreak; /* 1 if in cbreak mode */
943 /* > 1 if in halfdelay mode */
944 int _echo; /* True if echo on */
947 #define IsNl(sp) (sp)->_tty_flags._nl
948 #define IsRaw(sp) (sp)->_tty_flags._raw
949 #define IsCbreak(sp) (sp)->_tty_flags._cbreak
950 #define IsEcho(sp) (sp)->_tty_flags._echo
953 * The SCREEN structure.
955 typedef struct screen {
956 int _ifd; /* input file descriptor for screen */
957 int _ofd; /* output file descriptor for screen */
958 FILE *_ofp; /* output file ptr for screen */
959 char *out_buffer; /* output buffer */
960 size_t out_limit; /* output buffer size */
961 size_t out_inuse; /* output buffer current use */
962 bool _filtered; /* filter() was called */
963 bool _prescreen; /* is in prescreen phase */
964 bool _use_env; /* LINES & COLS from environment? */
965 int _checkfd; /* filedesc for typeahead check */
966 TERMINAL *_term; /* terminal type information */
967 TTY _saved_tty; /* savetty/resetty information */
968 NCURSES_SIZE_T _lines; /* screen lines */
969 NCURSES_SIZE_T _columns; /* screen columns */
971 NCURSES_SIZE_T _lines_avail; /* lines available for stdscr */
972 NCURSES_SIZE_T _topstolen; /* lines stolen from top */
974 WINDOW *_curscr; /* current screen */
975 WINDOW *_newscr; /* virtual screen to be updated to */
976 WINDOW *_stdscr; /* screen's full-window context */
978 #define CurScreen(sp) (sp)->_curscr
979 #define NewScreen(sp) (sp)->_newscr
980 #define StdScreen(sp) (sp)->_stdscr
982 TRIES *_keytry; /* "Try" for use with keypad mode */
983 TRIES *_key_ok; /* Disabled keys via keyok(,FALSE) */
984 bool _tried; /* keypad mode was initialized */
985 bool _keypad_on; /* keypad mode is currently on */
987 bool _called_wgetch; /* check for recursion in wgetch() */
988 int _fifo[FIFO_SIZE]; /* input push-back buffer */
989 short _fifohead, /* head of fifo queue */
990 _fifotail, /* tail of fifo queue */
991 _fifopeek, /* where to peek for next char */
992 _fifohold; /* set if breakout marked */
994 int _endwin; /* are we out of window mode? */
995 NCURSES_CH_T *_current_attr; /* holds current attributes set */
996 int _coloron; /* is color enabled? */
997 int _color_defs; /* are colors modified */
998 int _cursor; /* visibility of the cursor */
999 int _cursrow; /* physical cursor row */
1000 int _curscol; /* physical cursor column */
1001 bool _notty; /* true if we cannot switch non-tty */
1002 TTY_FLAGS _tty_flags;
1003 int _use_meta; /* use the meta key? */
1004 struct _SLK *_slk; /* ptr to soft key struct / NULL */
1005 int slk_format; /* selected format for this screen */
1006 /* cursor movement costs; units are 10ths of milliseconds */
1007 int _char_padding; /* cost of character put */
1008 int _cr_cost; /* cost of (carriage_return) */
1009 int _cup_cost; /* cost of (cursor_address) */
1010 int _home_cost; /* cost of (cursor_home) */
1011 int _ll_cost; /* cost of (cursor_to_ll) */
1012 int _cub1_cost; /* cost of (cursor_left) */
1013 int _cuf1_cost; /* cost of (cursor_right) */
1014 int _cud1_cost; /* cost of (cursor_down) */
1015 int _cuu1_cost; /* cost of (cursor_up) */
1016 int _cub_cost; /* cost of (parm_cursor_left) */
1017 int _cuf_cost; /* cost of (parm_cursor_right) */
1018 int _cud_cost; /* cost of (parm_cursor_down) */
1019 int _cuu_cost; /* cost of (parm_cursor_up) */
1020 int _hpa_cost; /* cost of (column_address) */
1021 int _vpa_cost; /* cost of (row_address) */
1022 /* used in tty_update.c, must be chars */
1023 int _ed_cost; /* cost of (clr_eos) */
1024 int _el_cost; /* cost of (clr_eol) */
1025 int _el1_cost; /* cost of (clr_bol) */
1026 int _dch1_cost; /* cost of (delete_character) */
1027 int _ich1_cost; /* cost of (insert_character) */
1028 int _dch_cost; /* cost of (parm_dch) */
1029 int _ich_cost; /* cost of (parm_ich) */
1030 int _ech_cost; /* cost of (erase_chars) */
1031 int _rep_cost; /* cost of (repeat_char) */
1032 int _hpa_ch_cost; /* cost of (column_address) */
1033 int _cup_ch_cost; /* cost of (cursor_address) */
1034 int _cuf_ch_cost; /* cost of (parm_cursor_right) */
1035 int _inline_cost; /* cost of inline-move */
1036 int _smir_cost; /* cost of (enter_insert_mode) */
1037 int _rmir_cost; /* cost of (exit_insert_mode) */
1038 int _ip_cost; /* cost of (insert_padding) */
1039 /* used in lib_mvcur.c */
1040 char * _address_cursor;
1041 /* used in tty_update.c */
1042 int _scrolling; /* 1 if terminal's smart enough to */
1044 /* used in lib_color.c */
1045 rgb_bits_t _direct_color; /* RGB overrides color-table */
1046 color_t *_color_table; /* screen's color palette */
1047 int _color_count; /* count of colors in palette */
1048 colorpair_t *_color_pairs; /* screen's color pair list */
1049 int _pair_count; /* same as COLOR_PAIRS */
1050 int _pair_limit; /* actual limit of color-pairs */
1051 int _pair_alloc; /* current table-size of color-pairs */
1052 chtype _ok_attributes; /* valid attributes for terminal */
1053 chtype _xmc_suppress; /* attributes to suppress if xmc */
1054 chtype _xmc_triggers; /* attributes to process if xmc */
1055 chtype * _acs_map; /* the real alternate-charset map */
1056 bool * _screen_acs_map;
1059 /* used in lib_vidattr.c */
1060 bool _use_rmso; /* true if we may use 'rmso' */
1061 bool _use_rmul; /* true if we may use 'rmul' */
1064 * These data correspond to the state of the idcok() and idlok()
1065 * functions. A caveat is in order here: the XSI and SVr4
1066 * documentation specify that these functions apply to the window which
1067 * is given as an argument. However, ncurses implements this logic
1068 * only for the newscr/curscr update process, _not_ per-window.
1074 * These are the data that support the mouse interface.
1076 bool _mouse_initialized;
1077 MouseType _mouse_type;
1079 bool (*_mouse_event) (SCREEN *);
1080 bool (*_mouse_inline)(SCREEN *);
1081 bool (*_mouse_parse) (SCREEN *, int);
1082 void (*_mouse_resume)(SCREEN *);
1083 void (*_mouse_wrap) (SCREEN *);
1084 int _mouse_fd; /* file-descriptor, if any */
1085 bool _mouse_active; /* true if initialized */
1086 mmask_t _mouse_mask; /* set via mousemask() */
1087 mmask_t _mouse_mask2; /* OR's in press/release bits */
1088 mmask_t _mouse_bstate;
1089 MouseFormat _mouse_format; /* type of xterm mouse protocol */
1090 NCURSES_CONST char *_mouse_xtermcap; /* string to enable/disable mouse */
1091 MEVENT _mouse_events[EV_MAX]; /* hold the last mouse event seen */
1092 MEVENT *_mouse_eventp; /* next free slot in event queue */
1095 * These are data that support the proper handling of the panel stack on an
1098 struct panelhook _panelHook;
1101 SCREEN *_next_screen;
1103 /* hashes for old and new lines */
1104 unsigned long *oldhash, *newhash;
1110 NCURSES_SP_OUTC _outch; /* output handler if not putc */
1113 ripoff_t rippedoff[N_RIPS];
1116 int _legacy_coding; /* see use_legacy_coding() */
1118 #if NCURSES_NO_PADDING
1119 bool _no_padding; /* flag to set if padding disabled */
1123 int _ht_cost; /* cost of (tab) */
1124 int _cbt_cost; /* cost of (backtab) */
1125 #endif /* USE_HARD_TABS */
1127 /* used in lib_vidattr.c */
1129 bool _use_ritm; /* true if we may use 'ritm' */
1132 /* used in getch/twait */
1134 bool _extended_key; /* true if an extended key */
1137 /* used in lib_color.c */
1138 #if NCURSES_EXT_FUNCS
1139 bool _assumed_color; /* use assumed colors */
1140 bool _default_color; /* use default colors */
1141 bool _has_sgr_39_49; /* has ECMA default color support */
1142 int _default_fg; /* assumed default foreground */
1143 int _default_bg; /* assumed default background */
1144 int _default_pairs; /* count pairs using default color */
1147 /* system-dependent mouse data */
1149 bool _mouse_gpm_loaded;
1150 bool _mouse_gpm_found;
1153 TYPE_gpm_fd _mouse_gpm_fd;
1154 TYPE_Gpm_Open _mouse_Gpm_Open;
1155 TYPE_Gpm_Close _mouse_Gpm_Close;
1156 TYPE_Gpm_GetEvent _mouse_Gpm_GetEvent;
1158 Gpm_Connect _mouse_gpm_connect;
1159 #endif /* USE_GPM_SUPPORT */
1163 int _emxmouse_thread;
1164 int _emxmouse_activated;
1165 char _emxmouse_buttons[4];
1169 MEVENT _sysmouse_fifo[FIFO_SIZE];
1172 int _sysmouse_char_width; /* character width */
1173 int _sysmouse_char_height; /* character height */
1174 int _sysmouse_old_buttons;
1175 int _sysmouse_new_buttons;
1178 #if defined(USE_TERM_DRIVER) || defined(EXP_WIN32_DRIVER)
1179 MEVENT _drv_mouse_fifo[FIFO_SIZE];
1180 int _drv_mouse_head;
1181 int _drv_mouse_tail;
1182 int _drv_mouse_old_buttons;
1183 int _drv_mouse_new_buttons;
1186 * This supports automatic resizing
1189 int (*_resize)(NCURSES_SP_DCLx int y, int x);
1190 int (*_ungetch)(SCREEN *, int);
1193 #ifdef USE_SP_WINDOWLIST
1194 WINDOWLIST* _windowlist;
1195 #define WindowList(sp) (sp)->_windowlist
1199 char _ttytype[NAMESIZE];
1206 #if NCURSES_SP_FUNCS
1211 * ncurses/ncursesw are the same up to this point.
1213 #if USE_WIDEC_SUPPORT
1214 /* recent versions of 'screen' have partially-working support for
1215 * UTF-8, but do not permit ACS at the same time (see tty_update.c).
1217 bool _screen_acs_fix;
1218 bool _screen_unicode;
1221 #if NCURSES_EXT_FUNCS && NCURSES_EXT_COLORS
1222 void *_ordered_pairs; /* index used by alloc_pair() */
1223 int _pairs_used; /* actual number of color-pairs used */
1224 int _recent_pair; /* number for most recent free-pair */
1228 char tracechr_buf[40];
1229 char tracemse_buf[TRACEMSE_MAX];
1232 const char *_tputs_trace;
1238 extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain;
1239 extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch;
1243 SCREEN *screen; /* screen containing the window */
1244 WINDOW win; /* WINDOW_EXT() needs to account for offset */
1245 #if NCURSES_WIDECHAR
1246 char addch_work[(MB_LEN_MAX * 9) + 1];
1247 unsigned addch_used; /* number of bytes in addch_work[] */
1248 int addch_x; /* x-position for addch_work[] */
1249 int addch_y; /* y-position for addch_work[] */
1253 #define WINDOW_EXT(w,m) (((WINDOWLIST *)((void *)((char *)(w) - offsetof(WINDOWLIST, win))))->m)
1255 #ifdef USE_SP_WINDOWLIST
1256 #define SP_INIT_WINDOWLIST(sp) WindowList(sp) = 0
1258 #define SP_INIT_WINDOWLIST(sp) /* nothing */
1261 #define SP_PRE_INIT(sp) \
1262 sp->_cursrow = -1; \
1263 sp->_curscol = -1; \
1265 IsRaw(sp) = FALSE; \
1267 IsEcho(sp) = TRUE; \
1268 sp->_fifohead = -1; \
1269 sp->_endwin = ewSuspend; \
1271 SP_INIT_WINDOWLIST(sp); \
1272 sp->_outch = NCURSES_OUTC_FUNC; \
1275 /* usually in <limits.h> */
1277 #define UCHAR_MAX 255
1280 /* The terminfo source is assumed to be 7-bit ASCII */
1281 #define is7bits(c) ((unsigned)(c) < 128)
1283 /* Checks for isprint() should be done on 8-bit characters (non-wide) */
1284 #define is8bits(c) ((unsigned)(c) <= UCHAR_MAX)
1287 #define min(a,b) ((a) > (b) ? (b) : (a))
1291 #define max(a,b) ((a) < (b) ? (b) : (a))
1294 /* usually in <unistd.h> */
1295 #ifndef STDIN_FILENO
1296 #define STDIN_FILENO 0
1299 #ifndef STDOUT_FILENO
1300 #define STDOUT_FILENO 1
1303 #ifndef STDERR_FILENO
1304 #define STDERR_FILENO 2
1307 #ifndef EXIT_SUCCESS
1308 #define EXIT_SUCCESS 0
1311 #ifndef EXIT_FAILURE
1312 #define EXIT_FAILURE 1
1316 #define R_OK 4 /* Test for read permission. */
1319 #define W_OK 2 /* Test for write permission. */
1322 #define X_OK 1 /* Test for execute permission. */
1325 #define F_OK 0 /* Test for existence. */
1329 #include <fcntl.h> /* may define O_BINARY */
1338 #define COUNT_OUTCHARS(n) _nc_count_outchars(n);
1340 #define COUNT_OUTCHARS(n) _nc_outchars += (n);
1343 #define COUNT_OUTCHARS(n) /* nothing */
1346 #define RESET_OUTCHARS() COUNT_OUTCHARS(-_nc_outchars)
1348 #define UChar(c) ((unsigned char)(c))
1349 #define UShort(c) ((unsigned short)(c))
1350 #define ChCharOf(c) ((chtype)(c) & (chtype)A_CHARTEXT)
1351 #define ChAttrOf(c) ((chtype)(c) & (chtype)A_ATTRIBUTES)
1353 #define TR_PUTC(c) TR(TRACE_CHARPUT, ("PUTC %#x", UChar(c)))
1356 #define MB_LEN_MAX 8 /* should be >= MB_CUR_MAX, but that may be a function */
1359 #if USE_WIDEC_SUPPORT /* { */
1360 #define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ))
1362 #define init_mb(state) memset(&(state), 0, sizeof(state))
1364 #if NCURSES_EXT_COLORS
1365 #define NulColor , 0
1367 #define NulColor /* nothing */
1370 #define NulChar 0,0,0,0 /* FIXME: see CCHARW_MAX */
1371 #define CharOf(c) ((c).chars[0])
1372 #define AttrOf(c) ((c).attr)
1374 #define AddAttr(c,a) AttrOf(c) |= ((a) & A_ATTRIBUTES)
1375 #define RemAttr(c,a) AttrOf(c) &= ~((a) & A_ATTRIBUTES)
1376 #define SetAttr(c,a) AttrOf(c) = ((a) & A_ATTRIBUTES) | WidecExt(c)
1378 #define NewChar2(c,a) { a, { c, NulChar } NulColor }
1379 #define NewChar(ch) NewChar2(ChCharOf(ch), ChAttrOf(ch))
1382 #define CharEq(a,b) (((a).attr == (b).attr) \
1383 && (a).chars[0] == (b).chars[0] \
1384 && (a).chars[1] == (b).chars[1] \
1385 && (a).chars[2] == (b).chars[2] \
1386 && (a).chars[3] == (b).chars[3] \
1387 && (a).chars[4] == (b).chars[4] \
1388 if_EXT_COLORS(&& (a).ext_color == (b).ext_color))
1389 #elif CCHARW_MAX > 0
1390 #error Inconsistent values for CCHARW_MAX
1392 #define CharEq(a,b) (!memcmp(&(a), &(b), sizeof(a)))
1395 #define SetChar(ch,c,a) do { \
1396 NCURSES_CH_T *_cp = &(ch); \
1397 memset(_cp, 0, sizeof(ch)); \
1398 _cp->chars[0] = (wchar_t) (c); \
1400 if_EXT_COLORS(SetPair(ch, PairNumber(a))); \
1402 #define CHREF(wch) (&(wch))
1403 #define CHDEREF(wch) (*(wch))
1404 #define ARG_CH_T NCURSES_CH_T *
1405 #define CARG_CH_T const NCURSES_CH_T *
1406 #define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \
1407 mbstate_t PUT_st; wchar_t PUTC_ch
1408 #define PUTC_INIT init_mb (PUT_st)
1409 #define PUTC(ch) do { if(!isWidecExt(ch)) { \
1410 if (Charable(ch)) { \
1411 TR_PUTC(CharOf(ch)); \
1412 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \
1413 COUNT_OUTCHARS(1); \
1415 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { \
1416 PUTC_ch = (ch).chars[PUTC_i]; \
1417 if (PUTC_ch == L'\0') \
1420 PUTC_n = (int) wcrtomb(PUTC_buf, \
1421 (ch).chars[PUTC_i], &PUT_st); \
1422 if (PUTC_n <= 0) { \
1423 if (PUTC_ch && is8bits(PUTC_ch) && PUTC_i == 0) { \
1424 TR_PUTC(CharOf(ch)); \
1425 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \
1430 for (PUTC_j = 0; PUTC_j < PUTC_n; ++PUTC_j) { \
1431 TR_PUTC(PUTC_buf[PUTC_j]); \
1432 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx PUTC_buf[PUTC_j]); \
1436 COUNT_OUTCHARS(PUTC_i); \
1439 #define BLANK NewChar2(' ', WA_NORMAL)
1440 #define ZEROS NewChar2('\0', WA_NORMAL)
1441 #define ISBLANK(ch) ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0')
1444 * Wide characters cannot be represented in the A_CHARTEXT mask of
1445 * attr_t's but an application might have set a narrow character there.
1446 * But even in that case, it would only be a printable character, or
1447 * zero. Otherwise we can use those bits to tell if a cell is the
1448 * first or extension part of a wide character.
1450 #define WidecExt(ch) (int) (AttrOf(ch) & A_CHARTEXT)
1451 #define isWidecBase(ch) (WidecExt(ch) == 1)
1452 #define isWidecExt(ch) (WidecExt(ch) > 1 && WidecExt(ch) < 32)
1453 #define SetWidecExt(dst, ext) AttrOf(dst) &= ~A_CHARTEXT, \
1454 AttrOf(dst) |= (attr_t) (ext + 1)
1456 #define if_WIDEC(code) code
1457 #define Charable(ch) (((SP_PARM->_legacy_coding) \
1458 || (AttrOf(ch) & A_ALTCHARSET) \
1459 || (!isWidecExt(ch))) && \
1460 (ch).chars[1] == L'\0' && \
1461 _nc_is_charable(CharOf(ch)))
1463 #define L(ch) L ## ch
1465 #define CharOf(c) ChCharOf(c)
1466 #define AttrOf(c) ChAttrOf(c)
1467 #define AddAttr(c,a) c |= (a)
1468 #define RemAttr(c,a) c &= ~((a) & A_ATTRIBUTES)
1469 #define SetAttr(c,a) c = ((c) & ~A_ATTRIBUTES) | (a)
1470 #define NewChar(ch) (ch)
1471 #define NewChar2(c,a) ((c) | (a))
1472 #define CharEq(a,b) ((a) == (b))
1473 #define SetChar(ch,c,a) ch = (c) | (a)
1474 #define CHREF(wch) wch
1475 #define CHDEREF(wch) wch
1476 #define ARG_CH_T NCURSES_CH_T
1477 #define CARG_CH_T NCURSES_CH_T
1478 #define PUTC_DATA /* nothing */
1479 #define PUTC(ch) { \
1481 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx (int) ch); \
1484 #define BLANK (' '|A_NORMAL)
1485 #define ZEROS ('\0'|A_NORMAL)
1486 #define ISBLANK(ch) (CharOf(ch) == ' ')
1488 #define isWidecExt(ch) (0)
1489 #define if_WIDEC(code) /* nothing */
1491 #define Charable(ch) ((ch) >= ' ' && (ch) <= '~')
1495 #define AttrOfD(ch) AttrOf(CHDEREF(ch))
1496 #define CharOfD(ch) CharOf(CHDEREF(ch))
1497 #define SetChar2(wch,ch) SetChar(wch,ChCharOf(ch),ChAttrOf(ch))
1499 #define BLANK_ATTR A_NORMAL
1500 #define BLANK_TEXT L(' ')
1504 #define LEGALYX(w, y, x) \
1506 ((x) >= 0 && (x) <= (w)->_maxx && \
1507 (y) >= 0 && (y) <= (w)->_maxy))
1509 #define CHANGED_CELL(line,col) \
1510 if (line->firstchar == _NOCHANGE) \
1511 line->firstchar = line->lastchar = (NCURSES_SIZE_T) (col); \
1512 else if ((col) < line->firstchar) \
1513 line->firstchar = (NCURSES_SIZE_T) (col); \
1514 else if ((col) > line->lastchar) \
1515 line->lastchar = (NCURSES_SIZE_T) (col)
1517 #define CHANGED_RANGE(line,start,end) \
1518 if (line->firstchar == _NOCHANGE \
1519 || line->firstchar > (start)) \
1520 line->firstchar = (NCURSES_SIZE_T) (start); \
1521 if (line->lastchar == _NOCHANGE \
1522 || line->lastchar < (end)) \
1523 line->lastchar = (NCURSES_SIZE_T) (end)
1525 #define CHANGED_TO_EOL(line,start,end) \
1526 if (line->firstchar == _NOCHANGE \
1527 || line->firstchar > (start)) \
1528 line->firstchar = (NCURSES_SIZE_T) (start); \
1529 line->lastchar = (NCURSES_SIZE_T) (end)
1531 #define SIZEOF(v) (sizeof(v)/sizeof(v[0]))
1533 #define FreeIfNeeded(p) if ((p) != 0) free(p)
1535 /* FreeAndNull() is not a comma-separated expression because some compilers
1536 * do not accept a mixture of void with values.
1538 #define FreeAndNull(p) do { free(p); p = 0; } while (0)
1540 #include <nc_alloc.h>
1541 #include <nc_access.h>
1544 * Use these for tic/infocmp malloc failures. Generally the ncurses library
1545 * tries to limp along after a failure.
1547 #define TYPE_MALLOC(type, size, name) \
1549 name = typeMalloc(type, size); \
1551 _nc_err_abort(MSG_NO_MEMORY); \
1554 #define TYPE_CALLOC(type, size, name) \
1556 name = typeCalloc(type, size); \
1558 _nc_err_abort(MSG_NO_MEMORY); \
1561 #define TYPE_REALLOC(type, size, name) \
1563 name = typeRealloc(type, size, name); \
1565 _nc_err_abort(MSG_NO_MEMORY); \
1569 * TTY bit definition for converting tabs to spaces.
1572 # define OFLAGS_TABS TAB3 /* POSIX specifies TAB3 */
1575 # define OFLAGS_TABS XTABS /* XTABS is usually the "same" */
1578 # define OFLAGS_TABS OXTABS /* the traditional BSD equivalent */
1580 # define OFLAGS_TABS 0
1586 #define ROOT_UID 65535
1594 * Standardize/simplify common loops
1596 #define each_screen(p) p = _nc_screen_chain; p != 0; p = (p)->_next_screen
1597 #define each_window(sp,p) p = WindowList(sp); p != 0; p = (p)->next
1598 #define each_ripoff(p) p = safe_ripoff_stack; (p - safe_ripoff_stack) < N_RIPS; ++p
1601 * Prefixes for call/return points of library function traces. We use these to
1602 * instrument the public functions so that the traces can be easily transformed
1603 * into regression scripts.
1605 #define T_CALLED(fmt) "called {" fmt
1606 #define T_CREATE(fmt) "create :" fmt
1607 #define T_RETURN(fmt) "return }" fmt
1609 #define NonNull(s) ((s) != 0 ? s : "<null>")
1610 #define NonEmpty(s) ((s) != 0 && *(s) != '\0')
1615 #define TPUTS_TRACE(s) _nc_set_tputs_trace(s);
1617 #define TPUTS_TRACE(s) _nc_tputs_trace = s;
1620 #ifdef HAVE_CONSISTENT_GETENV
1621 #define START_TRACE() \
1622 if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \
1623 int t = _nc_getenv_num("NCURSES_TRACE"); \
1625 curses_trace((unsigned) t); \
1628 #define START_TRACE() /* nothing */
1632 * Many of the _tracef() calls use static buffers; lock the trace state before
1633 * trying to fill them.
1636 #define USE_TRACEF(mask) _nc_use_tracef(mask)
1637 extern NCURSES_EXPORT(int) _nc_use_tracef (unsigned);
1638 extern NCURSES_EXPORT(void) _nc_locked_tracef (const char *, ...) GCC_PRINTFLIKE(1,2);
1640 #define USE_TRACEF(mask) (_nc_tracing & (mask))
1641 #define _nc_locked_tracef _tracef
1644 #define TR(n, a) if (USE_TRACEF(n)) _nc_locked_tracef a
1645 #define T(a) TR(TRACE_CALLS, a)
1646 #define TRACE_RETURN(value,type) return _nc_retrace_##type((type)(value))
1647 #define TRACE_RETURN1(value,dst) return _nc_retrace_##dst(value)
1648 #define TRACE_RETURN2(value,dst,src) return _nc_retrace_##dst##_##src(value)
1649 #define TRACE_RETURN_SP(value,type) return _nc_retrace_##type(SP_PARM, value)
1651 typedef void VoidFunc(void);
1653 #define TR_FUNC_LEN ((sizeof(void *) + sizeof(void (*)(void))) * 2 + 4)
1654 #define TR_FUNC_BFR(max) char tr_func_data[max][TR_FUNC_LEN]
1655 #define TR_FUNC_ARG(num,func) _nc_fmt_funcptr(&tr_func_data[num][0], (const char *)&(func), sizeof((func)))
1657 #define returnAttr(code) TRACE_RETURN(code,attr_t)
1658 #define returnBits(code) TRACE_RETURN(code,unsigned)
1659 #define returnBool(code) TRACE_RETURN(code,bool)
1660 #define returnCPtr(code) TRACE_RETURN1(code,cptr)
1661 #define returnCVoidPtr(code) TRACE_RETURN1(code,cvoid_ptr)
1662 #define returnChar(code) TRACE_RETURN(code,char)
1663 #define returnChtype(code) TRACE_RETURN(code,chtype)
1664 #define returnCode(code) TRACE_RETURN(code,int)
1665 #define returnIntAttr(code) TRACE_RETURN2(code,int,attr_t)
1666 #define returnMMask(code) TRACE_RETURN_SP(code,mmask_t)
1667 #define returnPtr(code) TRACE_RETURN1(code,ptr)
1668 #define returnSP(code) TRACE_RETURN1(code,sp)
1669 #define returnVoid { T((T_RETURN(""))); return; }
1670 #define returnVoidPtr(code) TRACE_RETURN1(code,void_ptr)
1671 #define returnWin(code) TRACE_RETURN1(code,win)
1673 #define returnDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("code %d"), (rc))); return (rc); } while (0)
1674 #define returnPtrDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("%p"), (rc))); return (rc); } while (0)
1675 #define returnVoidDB do { TR(TRACE_DATABASE,(T_RETURN(""))); return; } while (0)
1677 extern NCURSES_EXPORT(NCURSES_BOOL) _nc_retrace_bool (int);
1678 extern NCURSES_EXPORT(NCURSES_CONST void *) _nc_retrace_cvoid_ptr (NCURSES_CONST void *);
1679 extern NCURSES_EXPORT(SCREEN *) _nc_retrace_sp (SCREEN *);
1680 extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *);
1681 extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t);
1682 extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *);
1683 extern NCURSES_EXPORT(char *) _nc_trace_ttymode(const TTY *tty);
1684 extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list);
1685 extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype);
1686 extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype);
1687 extern NCURSES_EXPORT(const char *) _nc_retrace_cptr (const char *);
1688 extern NCURSES_EXPORT(char) _nc_retrace_char (int);
1689 extern NCURSES_EXPORT(int) _nc_retrace_int (int);
1690 extern NCURSES_EXPORT(int) _nc_retrace_int_attr_t (attr_t);
1691 extern NCURSES_EXPORT(mmask_t) _nc_retrace_mmask_t (SCREEN *, mmask_t);
1692 extern NCURSES_EXPORT(unsigned) _nc_retrace_unsigned (unsigned);
1693 extern NCURSES_EXPORT(void *) _nc_retrace_void_ptr (void *);
1694 extern NCURSES_EXPORT(void) _nc_fifo_dump (SCREEN *);
1696 extern NCURSES_EXPORT(char *) _nc_fmt_funcptr(char *, const char *, size_t);
1699 NCURSES_WRAPPED_VAR(long, _nc_outchars);
1700 NCURSES_WRAPPED_VAR(const char *, _nc_tputs_trace);
1701 #define _nc_outchars NCURSES_PUBLIC_VAR(_nc_outchars())
1702 #define _nc_tputs_trace NCURSES_PUBLIC_VAR(_nc_tputs_trace())
1703 extern NCURSES_EXPORT(void) _nc_set_tputs_trace (const char *);
1704 extern NCURSES_EXPORT(void) _nc_count_outchars (long);
1706 extern NCURSES_EXPORT_VAR(const char *) _nc_tputs_trace;
1707 extern NCURSES_EXPORT_VAR(long) _nc_outchars;
1710 extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing;
1712 extern NCURSES_EXPORT(char *) _nc_tracebits (void);
1713 extern NCURSES_EXPORT(char *) _tracemouse (const MEVENT *);
1714 extern NCURSES_EXPORT(void) _tracedump (const char *, WINDOW *);
1716 #if USE_WIDEC_SUPPORT
1717 extern NCURSES_EXPORT(const char *) _nc_viswbuf2 (int, const wchar_t *);
1718 extern NCURSES_EXPORT(const char *) _nc_viswbufn (const wchar_t *, int);
1721 extern NCURSES_EXPORT(const char *) _nc_viscbuf2 (int, const NCURSES_CH_T *, int);
1722 extern NCURSES_EXPORT(const char *) _nc_viscbuf (const NCURSES_CH_T *, int);
1726 #define START_TRACE() /* nothing */
1730 #define TPUTS_TRACE(s)
1731 #define TR_FUNC_BFR(max)
1733 #define returnAttr(code) return code
1734 #define returnBits(code) return code
1735 #define returnBool(code) return code
1736 #define returnCPtr(code) return code
1737 #define returnCVoidPtr(code) return code
1738 #define returnChar(code) return ((char) code)
1739 #define returnChtype(code) return code
1740 #define returnCode(code) return code
1741 #define returnIntAttr(code) return code
1742 #define returnMMask(code) return code
1743 #define returnPtr(code) return code
1744 #define returnSP(code) return code
1745 #define returnVoid return
1746 #define returnVoidPtr(code) return code
1747 #define returnWin(code) return code
1749 #define returnDB(code) return code
1750 #define returnPtrDB(rc) return rc
1751 #define returnVoidDB return
1753 #endif /* TRACE/!TRACE */
1756 * Workaround for defective implementation of gcc attribute warn_unused_result
1758 #if defined(__GNUC__) && defined(_FORTIFY_SOURCE)
1759 #define IGNORE_RC(func) errno = (int) func
1761 #define IGNORE_RC(func) (void) func
1762 #endif /* gcc workarounds */
1765 * Return-codes for tgetent() and friends.
1767 #define TGETENT_YES 1 /* entry is found */
1768 #define TGETENT_NO 0 /* entry is not found */
1769 #define TGETENT_ERR -1 /* an error occurred */
1771 extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *);
1772 extern NCURSES_EXPORT(const char *) _nc_visbufn (const char *, int);
1774 #define EMPTY_MODULE(name) \
1775 extern NCURSES_EXPORT(void) name (void); \
1776 NCURSES_EXPORT(void) name (void) { }
1778 #define ALL_BUT_COLOR ((chtype)~(A_COLOR))
1779 #define NONBLANK_ATTR (A_BOLD | A_DIM | A_BLINK | A_ITALIC)
1780 #define TPARM_ATTR (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_ALTCHARSET | A_INVIS | A_PROTECT)
1781 #define XMC_CONFLICT (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_INVIS | A_PROTECT | A_ITALIC)
1782 #define XMC_CHANGES(c) ((c) & SP_PARM->_xmc_suppress)
1784 #define toggle_attr_on(S,at) {\
1785 if (PairNumber(at) > 0) {\
1786 (S) = ((S) & ALL_BUT_COLOR) | (attr_t) (at);\
1788 (S) |= (attr_t) (at);\
1790 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1793 #define toggle_attr_off(S,at) {\
1794 if (PairNumber(at) > 0) {\
1795 (S) &= ~(at|A_COLOR);\
1799 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1801 #define DelCharCost(sp,count) \
1804 : ((delete_character != 0) \
1805 ? (sp->_dch1_cost * count) \
1808 #define InsCharCost(sp,count) \
1811 : ((enter_insert_mode && exit_insert_mode) \
1812 ? sp->_smir_cost + sp->_rmir_cost + (sp->_ip_cost * count) \
1813 : ((insert_character != 0) \
1814 ? ((sp->_ich1_cost + sp->_ip_cost) * count) \
1818 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1819 attr_t chg = AttrOf(SCREEN_ATTRS(sp)); \
1820 VIDPUTS(sp, AttrOf(c), GetPair(c)); \
1821 if (magic_cookie_glitch > 0 \
1822 && XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(sp))))) { \
1823 T(("%s @%d before glitch %d,%d", \
1824 __FILE__, __LINE__, \
1827 NCURSES_SP_NAME(_nc_do_xmc_glitch)(NCURSES_SP_ARGx chg); \
1831 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1832 VIDPUTS(sp, AttrOf(c), GetPair(c)); \
1837 * Macros to make additional parameter to implement wgetch_events()
1839 #ifdef NCURSES_WGETCH_EVENTS
1840 #define EVENTLIST_0th(param) param
1841 #define EVENTLIST_1st(param) param
1842 #define EVENTLIST_2nd(param) , param
1843 #define TWAIT_MASK (TW_ANY | TW_EVENT)
1845 #define EVENTLIST_0th(param) void
1846 #define EVENTLIST_1st(param) /* nothing */
1847 #define EVENTLIST_2nd(param) /* nothing */
1848 #define TWAIT_MASK TW_ANY
1851 #if NCURSES_EXPANDED && NCURSES_EXT_FUNCS
1853 #undef toggle_attr_on
1854 #define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at)
1855 extern NCURSES_EXPORT(void) _nc_toggle_attr_on (attr_t *, attr_t);
1857 #undef toggle_attr_off
1858 #define toggle_attr_off(S,at) _nc_toggle_attr_off(&(S), at)
1859 extern NCURSES_EXPORT(void) _nc_toggle_attr_off (attr_t *, attr_t);
1862 #define DelCharCost(sp, count) NCURSES_SP_NAME(_nc_DelCharCost)(NCURSES_SP_ARGx count)
1865 #define InsCharCost(sp, count) NCURSES_SP_NAME(_nc_InsCharCost)(NCURSES_SP_ARGx count)
1867 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_DelCharCost) (NCURSES_SP_DCLx int _c);
1868 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_InsCharCost) (NCURSES_SP_DCLx int _c);
1871 #define UpdateAttrs(sp,c) NCURSES_SP_NAME(_nc_UpdateAttrs)(NCURSES_SP_ARGx CHREF(c))
1873 #if USE_WIDEC_SUPPORT || defined(NEED_NCURSES_CH_T)
1874 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx CARG_CH_T _c);
1876 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx chtype c);
1879 #if NCURSES_SP_FUNCS
1880 extern NCURSES_EXPORT(int) _nc_DelCharCost (int);
1881 extern NCURSES_EXPORT(int) _nc_InsCharCost (int);
1882 extern NCURSES_EXPORT(void) _nc_UpdateAttrs (CARG_CH_T);
1883 #endif /* NCURSES_SP_FUNCS */
1887 extern NCURSES_EXPORT(void) _nc_expanded (void);
1891 #if !NCURSES_EXT_FUNCS
1892 #define set_escdelay(value) ESCDELAY = value
1896 #define getcwd(buf,len) getwd(buf)
1899 #define save_ttytype(termp) \
1900 if (TerminalType(termp).term_names != 0) { \
1901 _nc_STRNCPY(ttytype, \
1902 TerminalType(termp).term_names, \
1904 ttytype[NAMESIZE - 1] = '\0'; \
1907 #if !NCURSES_WCWIDTH_GRAPHICS
1908 extern NCURSES_EXPORT(int) _nc_wacs_width(unsigned);
1910 #define _nc_wacs_width(ch) wcwidth(ch)
1914 #if USE_WIDEC_SUPPORT
1915 extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t);
1916 extern NCURSES_EXPORT(int) _nc_to_char(wint_t);
1917 extern NCURSES_EXPORT(wint_t) _nc_to_widechar(int);
1922 short nte_name; /* offset of name to hash on */
1923 int nte_type; /* BOOLEAN, NUMBER or STRING */
1924 short nte_index; /* index of associated variable in its array */
1925 short nte_link; /* index in table of next hash, or -1 */
1935 /* comp_userdefs.c */
1937 short ute_name; /* offset of name to hash on */
1938 unsigned ute_type; /* mask (BOOLEAN, NUMBER, STRING) */
1939 unsigned ute_argc; /* number of parameters */
1940 unsigned ute_args; /* bit-mask for string parameters */
1941 short ute_index; /* index of associated variable in its array */
1942 short ute_link; /* index in table of next hash, or -1 */
1947 extern NCURSES_EXPORT(void) _nc_do_xmc_glitch (attr_t);
1951 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
1952 extern NCURSES_EXPORT(void) _nc_linedump (void);
1956 extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */
1957 extern NCURSES_EXPORT(int) _nc_msec_cost (const char *const, int);
1960 #if USE_WIDEC_SUPPORT
1961 NCURSES_EXPORT(int) _nc_build_wch(WINDOW *win, ARG_CH_T ch);
1965 #if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
1966 extern NCURSES_EXPORT(int) _nc_wchstrlen(const cchar_t *);
1970 extern NCURSES_EXPORT(int) _nc_init_color(SCREEN *, int, int, int, int);
1971 extern NCURSES_EXPORT(int) _nc_init_pair(SCREEN *, int, int, int);
1972 extern NCURSES_EXPORT(int) _nc_pair_content(SCREEN *, int, int *, int *);
1973 extern NCURSES_EXPORT(bool) _nc_reset_colors(void);
1974 extern NCURSES_EXPORT(void) _nc_reserve_pairs(SCREEN *, int);
1975 extern NCURSES_EXPORT(void) _nc_change_pair(SCREEN *, int);
1977 #define ReservePairs(sp,want) \
1978 if ((sp->_color_pairs == 0) || (want >= sp->_pair_alloc)) \
1979 _nc_reserve_pairs(sp, want)
1982 extern NCURSES_EXPORT(int) _nc_wgetch(WINDOW *, int *, int EVENTLIST_2nd(_nc_eventlist *));
1985 extern NCURSES_EXPORT(int) _nc_insert_ch(SCREEN *, WINDOW *, chtype);
1988 #define INFINITY 1000000 /* cost: too high to use */
1990 extern NCURSES_EXPORT(int) _nc_mvcur(int yold, int xold, int ynew, int xnew);
1992 extern NCURSES_EXPORT(void) _nc_mvcur_init (void);
1993 extern NCURSES_EXPORT(void) _nc_mvcur_resume (void);
1994 extern NCURSES_EXPORT(void) _nc_mvcur_wrap (void);
1996 extern NCURSES_EXPORT(int) _nc_scrolln (int, int, int, int);
1998 extern NCURSES_EXPORT(void) _nc_screen_init (void);
1999 extern NCURSES_EXPORT(void) _nc_screen_resume (void);
2000 extern NCURSES_EXPORT(void) _nc_screen_wrap (void);
2003 extern NCURSES_EXPORT(bool) _nc_has_mouse (SCREEN *);
2006 #define INFINITY 1000000 /* cost: too high to use */
2007 #define BAUDBYTE 9 /* 9 = 7 bits + 1 parity + 1 stop */
2010 extern NCURSES_EXPORT(char *) _nc_get_locale(void);
2011 extern NCURSES_EXPORT(int) _nc_unicode_locale(void);
2012 extern NCURSES_EXPORT(int) _nc_locale_breaks_acs(TERMINAL *);
2013 extern NCURSES_EXPORT(int) _nc_setupterm(const char *, int, int *, int);
2014 extern NCURSES_EXPORT(void) _nc_tinfo_cmdch(TERMINAL *, int);
2017 extern NCURSES_EXPORT(SCREEN *) _nc_find_prescr(void);
2018 extern NCURSES_EXPORT(void) _nc_forget_prescr(void);
2020 #define _nc_find_prescr() _nc_prescreen.allocated
2021 #define _nc_forget_prescr() _nc_prescreen.allocated = 0
2024 /* lib_set_term.c */
2025 extern NCURSES_EXPORT(int) _nc_ripoffline(int, int(*)(WINDOW*, int));
2028 #define ExitTerminfo(code) exit_terminfo(code)
2030 #define SETUP_FAIL ERR
2032 #define ret_error(rc, fmt, p, q) if (errret) {\
2035 returnCode(SETUP_FAIL);\
2037 fprintf(stderr, fmt, p);\
2039 ExitTerminfo(EXIT_FAILURE);\
2042 #define ret_error1(rc, fmt, p, q) ret_error(rc, "'%s': " fmt, p, q)
2044 #define ret_error0(rc, msg) if (errret) {\
2046 returnCode(SETUP_FAIL);\
2048 fprintf(stderr, msg);\
2049 ExitTerminfo(EXIT_FAILURE);\
2054 extern NCURSES_EXPORT(int) _nc_handle_sigwinch(SCREEN *);
2056 #define _nc_handle_sigwinch(a) /* nothing */
2060 #if USE_WIDEC_SUPPORT
2061 extern NCURSES_EXPORT(void) _nc_init_wacs(void);
2065 char *s_head; /* beginning of the string (may be null) */
2066 char *s_tail; /* end of the string (may be null) */
2067 size_t s_size; /* current remaining size available */
2068 size_t s_init; /* total size available */
2072 extern NCURSES_EXPORT(string_desc *) _nc_str_init (string_desc *, char *, size_t);
2073 extern NCURSES_EXPORT(string_desc *) _nc_str_null (string_desc *, size_t);
2074 extern NCURSES_EXPORT(string_desc *) _nc_str_copy (string_desc *, string_desc *);
2075 extern NCURSES_EXPORT(bool) _nc_safe_strcat (string_desc *, const char *);
2076 extern NCURSES_EXPORT(bool) _nc_safe_strcpy (string_desc *, const char *);
2079 #define strstr _nc_strstr
2080 extern NCURSES_EXPORT(char *) _nc_strstr (const char *, const char *);
2083 /* safe_sprintf.c */
2084 extern NCURSES_EXPORT(char *) _nc_printf_string (const char *, va_list);
2087 extern NCURSES_EXPORT(int) _nc_add_to_try (TRIES **, const char *, unsigned);
2088 extern NCURSES_EXPORT(char *) _nc_expand_try (TRIES *, unsigned, int *, size_t);
2089 extern NCURSES_EXPORT(int) _nc_remove_key (TRIES **, unsigned);
2090 extern NCURSES_EXPORT(int) _nc_remove_string (TRIES **, const char *);
2093 extern NCURSES_EXPORT(SCREEN *) _nc_screen_of (WINDOW *);
2094 extern NCURSES_EXPORT(TERMINAL*) _nc_get_cur_term (void);
2095 extern NCURSES_EXPORT(WINDOW *) _nc_makenew (int, int, int, int, int);
2096 extern NCURSES_EXPORT(char *) _nc_trace_buf (int, size_t);
2097 extern NCURSES_EXPORT(char *) _nc_trace_bufcat (int, const char *);
2098 extern NCURSES_EXPORT(char *) _nc_tracechar (SCREEN *, int);
2099 extern NCURSES_EXPORT(char *) _nc_tracemouse (SCREEN *, MEVENT const *);
2100 extern NCURSES_EXPORT(char *) _nc_trace_mmask_t (SCREEN *, mmask_t);
2101 extern NCURSES_EXPORT(int) _nc_access (const char *, int);
2102 extern NCURSES_EXPORT(int) _nc_baudrate (int);
2103 extern NCURSES_EXPORT(int) _nc_freewin (WINDOW *);
2104 extern NCURSES_EXPORT(int) _nc_getenv_num (const char *);
2105 extern NCURSES_EXPORT(int) _nc_keypad (SCREEN *, int);
2106 extern NCURSES_EXPORT(int) _nc_ospeed (int);
2107 extern NCURSES_EXPORT(int) _nc_outch (int);
2108 extern NCURSES_EXPORT(int) _nc_putchar (int);
2109 extern NCURSES_EXPORT(int) _nc_putp(const char *, const char *);
2110 extern NCURSES_EXPORT(int) _nc_putp_flush(const char *, const char *);
2111 extern NCURSES_EXPORT(int) _nc_read_termcap_entry (const char *const, TERMTYPE2 *const);
2112 extern NCURSES_EXPORT(int) _nc_setup_tinfo(const char *, TERMTYPE2 *);
2113 extern NCURSES_EXPORT(int) _nc_setupscreen (int, int, FILE *, int, int);
2114 extern NCURSES_EXPORT(int) _nc_timed_wait (SCREEN *, int, int, int * EVENTLIST_2nd(_nc_eventlist *));
2115 extern NCURSES_EXPORT(int) _nc_trans_string (char *, char *);
2116 extern NCURSES_EXPORT(void) _nc_init_termtype (TERMTYPE2 *const);
2117 extern NCURSES_EXPORT(void) _nc_do_color (int, int, int, NCURSES_OUTC);
2118 extern NCURSES_EXPORT(void) _nc_flush (void);
2119 extern NCURSES_EXPORT(void) _nc_free_entry (ENTRY *, TERMTYPE2 *);
2120 extern NCURSES_EXPORT(void) _nc_freeall (void);
2121 extern NCURSES_EXPORT(void) _nc_hash_map (void);
2122 extern NCURSES_EXPORT(void) _nc_init_keytry (SCREEN *);
2123 extern NCURSES_EXPORT(void) _nc_keep_tic_dir (const char *);
2124 extern NCURSES_EXPORT(void) _nc_make_oldhash (int i);
2125 extern NCURSES_EXPORT(void) _nc_reset_input (FILE *, char *);
2126 extern NCURSES_EXPORT(void) _nc_scroll_oldhash (int n, int top, int bot);
2127 extern NCURSES_EXPORT(void) _nc_scroll_optimize (void);
2128 extern NCURSES_EXPORT(void) _nc_set_buffer (FILE *, int);
2129 extern NCURSES_EXPORT(void) _nc_setenv_num (const char *, int);
2130 extern NCURSES_EXPORT(void) _nc_signal_handler (int);
2131 extern NCURSES_EXPORT(void) _nc_synchook (WINDOW *);
2132 extern NCURSES_EXPORT(void) _nc_trace_tries (TRIES *);
2134 #if NCURSES_EXT_NUMBERS
2135 extern NCURSES_EXPORT(const TERMTYPE2 *) _nc_fallback2 (const char *);
2137 #define _nc_fallback2(tp) _nc_fallback(tp)
2140 NCURSES_EXPORT(void) _nc_copy_termtype(TERMTYPE *, const TERMTYPE *);
2142 #if NCURSES_EXT_NUMBERS
2143 extern NCURSES_EXPORT(void) _nc_copy_termtype2 (TERMTYPE2 *, const TERMTYPE2 *);
2144 extern NCURSES_EXPORT(void) _nc_export_termtype2(TERMTYPE *, const TERMTYPE2 *);
2146 #define _nc_copy_termtype2(dst,src) _nc_copy_termtype((dst),(src))
2147 #define _nc_export_termtype2(dst,src) /* nothing */
2148 #define _nc_free_termtype2(t) _nc_free_termtype(t)
2150 #define _nc_read_entry2 _nc_read_entry
2154 extern NCURSES_EXPORT(void) _nc_alloc_entry_leaks(void);
2155 extern NCURSES_EXPORT(void) _nc_captoinfo_leaks(void);
2156 extern NCURSES_EXPORT(void) _nc_codes_leaks(void);
2157 extern NCURSES_EXPORT(void) _nc_comp_captab_leaks(void);
2158 extern NCURSES_EXPORT(void) _nc_comp_error_leaks(void);
2159 extern NCURSES_EXPORT(void) _nc_comp_scan_leaks(void);
2160 extern NCURSES_EXPORT(void) _nc_comp_userdefs_leaks(void);
2161 extern NCURSES_EXPORT(void) _nc_db_iterator_leaks(void);
2162 extern NCURSES_EXPORT(void) _nc_keyname_leaks(void);
2163 extern NCURSES_EXPORT(void) _nc_names_leaks(void);
2164 extern NCURSES_EXPORT(void) _nc_tgetent_leak(TERMINAL *);
2165 extern NCURSES_EXPORT(void) _nc_tgetent_leaks(void);
2168 #if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2169 extern NCURSES_EXPORT(NCURSES_CH_T) _nc_render (WINDOW *, NCURSES_CH_T);
2170 extern NCURSES_EXPORT(int) _nc_waddch_nosync (WINDOW *, const NCURSES_CH_T);
2171 extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, int const, int const, NCURSES_CH_T);
2174 #if USE_WIDEC_SUPPORT
2175 extern NCURSES_EXPORT(int) _nc_insert_wch(WINDOW *, const cchar_t *);
2178 #if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2179 extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *);
2183 extern NCURSES_EXPORT(void) _nc_update_screensize (SCREEN *);
2187 extern NCURSES_EXPORT(void) _nc_resize_margins (WINDOW *);
2189 #define _nc_resize_margins(wp) /* nothing */
2192 #ifdef NCURSES_WGETCH_EVENTS
2193 extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *);
2195 #define wgetch_events(win, evl) wgetch(win)
2196 #define wgetnstr_events(win, str, maxlen, evl) wgetnstr(win, str, maxlen)
2200 * Wide-character macros to hide some platform-differences.
2202 #if USE_WIDEC_SUPPORT
2204 #if defined(_NC_WINDOWS) && !defined(_NC_MSC) && !defined(EXP_WIN32_DRIVER)
2206 * MinGW has wide-character functions, but they do not work correctly.
2208 extern int __MINGW_NOTHROW _nc_wctomb(char *, wchar_t);
2209 #define wctomb(s,wc) _nc_wctomb(s,wc)
2210 #define wcrtomb(s,wc,n) _nc_wctomb(s,wc)
2212 extern int __MINGW_NOTHROW _nc_mbtowc(wchar_t *, const char *, size_t);
2213 #define mbtowc(pwc,s,n) _nc_mbtowc(pwc,s,n)
2215 extern int __MINGW_NOTHROW _nc_mblen(const char *, size_t);
2216 #define mblen(s,n) _nc_mblen(s, n)
2218 #endif /* _NC_WINDOWS && !_NC_MSC */
2220 #if defined(_NC_WINDOWS) || defined(_NC_MINGW)
2222 NCURSES_EXPORT(int) mk_wcwidth(wchar_t);
2223 #define wcwidth(ucs) _nc_wcwidth(ucs)
2226 #if HAVE_MBTOWC && HAVE_MBLEN
2227 #define reset_mbytes(state) IGNORE_RC(mblen(NULL, (size_t) 0)), IGNORE_RC(mbtowc(NULL, NULL, (size_t) 0))
2228 #define count_mbytes(buffer,length,state) mblen(buffer,length)
2229 #define check_mbytes(wch,buffer,length,state) \
2230 (int) mbtowc(&(wch), buffer, length)
2231 #define state_unused
2232 #elif HAVE_MBRTOWC && HAVE_MBRLEN
2233 #define reset_mbytes(state) init_mb(state)
2234 #define count_mbytes(buffer,length,state) mbrlen(buffer,length,&(state))
2235 #define check_mbytes(wch,buffer,length,state) \
2236 (int) mbrtowc(&(wch), buffer, length, &(state))
2241 #endif /* USE_WIDEC_SUPPORT */
2244 * Not everyone has vsscanf(), but we'd like to use it for scanw().
2247 extern int vsscanf(const char *str, const char *format, va_list __arg);
2250 /* scroll indices */
2251 extern NCURSES_EXPORT_VAR(int *) _nc_oldnums;
2253 #define USE_SETBUF_0 0
2255 #define NC_OUTPUT(sp) ((sp != 0 && sp->_ofp != 0) ? sp->_ofp : stdout)
2258 * On systems with a broken linker, define 'SP' as a function to force the
2259 * linker to pull in the data-only module with 'SP'.
2261 #define _nc_alloc_screen_sp() typeCalloc(SCREEN, 1)
2264 #define SP _nc_screen()
2265 extern NCURSES_EXPORT(SCREEN *) _nc_screen (void);
2266 extern NCURSES_EXPORT(int) _nc_alloc_screen (void);
2267 extern NCURSES_EXPORT(void) _nc_set_screen (SCREEN *);
2268 #define CURRENT_SCREEN _nc_screen()
2270 /* current screen is private data; avoid possible linking conflicts too */
2271 extern NCURSES_EXPORT_VAR(SCREEN *) SP;
2272 #define CURRENT_SCREEN SP
2273 #define _nc_alloc_screen() ((SP = _nc_alloc_screen_sp()) != 0)
2274 #define _nc_set_screen(sp) SP = sp
2277 #if NCURSES_SP_FUNCS
2278 #define CURRENT_SCREEN_PRE (IsPreScreen(CURRENT_SCREEN) ? CURRENT_SCREEN : new_prescr())
2280 #define CURRENT_SCREEN_PRE CURRENT_SCREEN
2284 * We don't want to use the lines or columns capabilities internally, because
2285 * if the application is running multiple screens under X, it is quite possible
2286 * they could all have type xterm but have different sizes! So...
2288 #define screen_lines(sp) (sp)->_lines
2289 #define screen_columns(sp) (sp)->_columns
2291 extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int);
2292 extern NCURSES_EXPORT(int) _nc_format_slks (NCURSES_SP_DCLx int _c);
2295 * Some constants related to SLK's
2297 #define MAX_SKEY_OLD 8 /* count of soft keys */
2298 #define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */
2299 #define MAX_SKEY_PC 12 /* This is what most PC's have */
2300 #define MAX_SKEY_LEN_PC 5
2302 /* Macro to check whether or not we use a standard format */
2303 #define SLK_STDFMT(fmt) (fmt < 3)
2304 /* Macro to determine height of label window */
2305 #define SLK_LINES(fmt) (SLK_STDFMT(fmt) ? 1 : ((fmt) - 2))
2307 #define MAX_SKEY(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_OLD : MAX_SKEY_PC)
2308 #define MAX_SKEY_LEN(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC)
2311 * Common error messages
2313 #define MSG_NO_MEMORY "Out of memory"
2314 #define MSG_NO_INPUTS "Premature EOF"
2316 extern NCURSES_EXPORT(int) _nc_set_tty_mode(TTY *);
2317 extern NCURSES_EXPORT(int) _nc_get_tty_mode(TTY *);
2319 /* timed_wait flag definitions */
2323 #define TW_ANY (TW_INPUT | TW_MOUSE)
2326 #define SetSafeOutcWrapper(outc) \
2327 SCREEN* sp = CURRENT_SCREEN; \
2328 struct screen outc_wrapper; \
2330 sp = &outc_wrapper; \
2331 memset(sp,0,sizeof(struct screen)); \
2332 sp->_outch = _nc_outc_wrapper; \
2336 #ifdef USE_TERM_DRIVER
2338 typedef struct _termInfo
2357 const color_t* defaultPalette;
2360 typedef struct term_driver {
2362 const char* (*td_name)(struct DriverTCB*);
2363 bool (*td_CanHandle)(struct DriverTCB*, const char*, int*);
2364 void (*td_init)(struct DriverTCB*);
2365 void (*td_release)(struct DriverTCB*);
2366 int (*td_size)(struct DriverTCB*, int* Line, int *Cols);
2367 int (*td_sgmode)(struct DriverTCB*, int setFlag, TTY*);
2368 chtype (*td_conattr)(struct DriverTCB*);
2369 int (*td_hwcur)(struct DriverTCB*, int yold, int xold, int y, int x);
2370 int (*td_mode)(struct DriverTCB*, int progFlag, int defFlag);
2371 bool (*td_rescol)(struct DriverTCB*);
2372 bool (*td_rescolors)(struct DriverTCB*);
2373 void (*td_color)(struct DriverTCB*, int fore, int color, int(*)(SCREEN*, int));
2374 int (*td_doBeepOrFlash)(struct DriverTCB*, int);
2375 void (*td_initpair)(struct DriverTCB*, int, int, int);
2376 void (*td_initcolor)(struct DriverTCB*, int, int, int, int);
2377 void (*td_docolor)(struct DriverTCB*, int, int, int, int(*)(SCREEN*, int));
2378 void (*td_initmouse)(struct DriverTCB*);
2379 int (*td_testmouse)(struct DriverTCB*, int EVENTLIST_2nd(_nc_eventlist*));
2380 void (*td_setfilter)(struct DriverTCB*);
2381 void (*td_hwlabel)(struct DriverTCB*, int, char*);
2382 void (*td_hwlabelOnOff)(struct DriverTCB*, int);
2383 int (*td_update)(struct DriverTCB*);
2384 int (*td_defaultcolors)(struct DriverTCB*, int, int);
2385 int (*td_print)(struct DriverTCB*, char*, int);
2386 int (*td_getsize)(struct DriverTCB*, int*, int*);
2387 int (*td_setsize)(struct DriverTCB*, int, int);
2388 void (*td_initacs)(struct DriverTCB*, chtype*, chtype*);
2389 void (*td_scinit)(SCREEN *);
2390 void (*td_scexit)(SCREEN *);
2391 int (*td_twait)(struct DriverTCB*, int, int, int* EVENTLIST_2nd(_nc_eventlist*));
2392 int (*td_read)(struct DriverTCB*, int*);
2393 int (*td_nap)(struct DriverTCB*, int);
2394 int (*td_kpad)(struct DriverTCB*, int);
2395 int (*td_kyOk)(struct DriverTCB*, int, int);
2396 bool (*td_kyExist)(struct DriverTCB*, int);
2397 int (*td_cursorSet)(struct DriverTCB*, int);
2400 typedef struct DriverTCB
2402 TERMINAL term; /* needs to be the first Element !!! */
2403 TERM_DRIVER* drv; /* The driver for that Terminal */
2404 SCREEN* csp; /* The screen that owns that Terminal */
2405 TerminalInfo info; /* Driver independent core capabilities of the Terminal */
2406 void* prop; /* Driver dependent property storage to be used by the Driver */
2408 } TERMINAL_CONTROL_BLOCK;
2410 #define NCDRV_MAGIC(id) (0x47110000 | (id&0xffff))
2411 #define NCDRV_TINFO 0x01
2412 #define NCDRV_WINCONSOLE 0x02
2414 #define TCBOf(sp) ((TERMINAL_CONTROL_BLOCK*)(TerminalOf(sp)))
2415 #define InfoOf(sp) TCBOf(sp)->info
2416 #define CallDriver(sp,method) TCBOf(sp)->drv->method(TCBOf(sp))
2417 #define CallDriver_1(sp,method,arg1) TCBOf(sp)->drv->method(TCBOf(sp),arg1)
2418 #define CallDriver_2(sp,method,arg1,arg2) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2)
2419 #define CallDriver_3(sp,method,arg1,arg2,arg3) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3)
2420 #define CallDriver_4(sp,method,arg1,arg2,arg3,arg4) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3,arg4)
2422 extern NCURSES_EXPORT_VAR(const color_t*) _nc_cga_palette;
2423 extern NCURSES_EXPORT_VAR(const color_t*) _nc_hls_palette;
2425 extern NCURSES_EXPORT(int) _nc_get_driver(TERMINAL_CONTROL_BLOCK*, const char*, int*);
2426 extern NCURSES_EXPORT(void) _nc_get_screensize_ex(SCREEN *, TERMINAL *, int *, int *);
2427 #endif /* USE_TERM_DRIVER */
2430 * Entrypoints which are actually provided in the terminal driver, which would
2431 * be an sp-name otherwise.
2433 #ifdef USE_TERM_DRIVER
2434 #define TINFO_HAS_KEY _nc_tinfo_has_key
2435 #define TINFO_DOUPDATE _nc_tinfo_doupdate
2436 #define TINFO_MVCUR _nc_tinfo_mvcur
2437 extern NCURSES_EXPORT(int) TINFO_HAS_KEY(SCREEN*, int);
2438 extern NCURSES_EXPORT(int) TINFO_DOUPDATE(SCREEN *);
2439 extern NCURSES_EXPORT(int) TINFO_MVCUR(SCREEN*, int, int, int, int);
2441 #define TINFO_HAS_KEY NCURSES_SP_NAME(has_key)
2442 #define TINFO_DOUPDATE NCURSES_SP_NAME(doupdate)
2443 #define TINFO_MVCUR NCURSES_SP_NAME(_nc_mvcur)
2446 #if defined(EXP_WIN32_DRIVER)
2447 #include <nc_win32.h>
2451 * Entrypoints using an extra parameter with the terminal driver.
2453 #ifdef USE_TERM_DRIVER
2454 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, TERMINAL *, int *, int *);
2455 extern NCURSES_EXPORT(int) _nc_setupterm_ex(TERMINAL **, const char *, int , int *, int);
2456 #define TINFO_GET_SIZE(sp, tp, lp, cp) \
2457 _nc_get_screensize(sp, tp, lp, cp)
2458 #define TINFO_SET_CURTERM(sp, tp) \
2459 NCURSES_SP_NAME(set_curterm)(sp, tp)
2460 #define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \
2461 _nc_setupterm_ex(tpp, name, fd, err, reuse)
2462 #else /* !USE_TERM_DRIVER */
2463 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, int *, int *);
2464 #define TINFO_GET_SIZE(sp, tp, lp, cp) \
2465 _nc_get_screensize(sp, lp, cp)
2466 #define TINFO_SET_CURTERM(sp, tp) \
2468 #define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \
2469 _nc_setupterm(name, fd, err, reuse)
2470 #endif /* !USE_TERM_DRIVER */
2472 #ifdef EXP_WIN32_DRIVER
2473 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
2475 #ifdef USE_TERM_DRIVER
2476 #if defined(USE_WIN32CON_DRIVER)
2477 #include <nc_mingw.h>
2478 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_WIN_DRIVER;
2479 extern NCURSES_EXPORT(int) _nc_mingw_isatty(int fd);
2480 extern NCURSES_EXPORT(int) _nc_mingw_isconsole(int fd);
2481 extern NCURSES_EXPORT(int) _nc_mingw_console_read(
2485 extern NCURSES_EXPORT(int) _nc_mingw_testmouse(
2488 int delay EVENTLIST_2nd(_nc_eventlist*));
2491 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
2492 #endif /* USE_TERM_DRIVER */
2493 #endif /* EXP_WIN32_DRIVER */
2495 #if defined(USE_TERM_DRIVER) && defined(EXP_WIN32_DRIVER)
2496 #define NC_ISATTY(fd) (0 != _nc_console_isatty(fd))
2497 #elif defined(USE_TERM_DRIVER) && defined(USE_WIN32CON_DRIVER)
2498 #define NC_ISATTY(fd) _nc_mingw_isatty(fd)
2500 #define NC_ISATTY(fd) isatty(fd)
2503 #ifdef USE_TERM_DRIVER
2504 # define IsTermInfo(sp) ((TCBOf(sp) != 0) && ((TCBOf(sp)->drv->isTerminfo)))
2505 # define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp))
2506 # if defined(EXP_WIN32_DRIVER)
2507 # define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_console_test(TerminalOf(sp)->Filedes))
2508 # elif defined(USE_WIN32CON_DRIVER)
2509 # define IsTermInfoOnConsole(sp) (IsTermInfo(sp) && _nc_mingw_isconsole(TerminalOf(sp)->Filedes))
2511 # define IsTermInfoOnConsole(sp) FALSE
2514 # define IsTermInfo(sp) TRUE
2515 # define HasTInfoTerminal(sp) (0 != TerminalOf(sp))
2516 # if defined(EXP_WIN32_DRIVER)
2517 # define IsTermInfoOnConsole(sp) _nc_console_test(TerminalOf(sp)->Filedes)
2519 # define IsTermInfoOnConsole(sp) FALSE
2523 #define IsValidTIScreen(sp) (HasTInfoTerminal(sp))
2526 * Exported entrypoints beyond the published API
2528 #if NCURSES_SP_FUNCS
2529 extern NCURSES_EXPORT(WINDOW *) _nc_curscr_of(SCREEN*);
2530 extern NCURSES_EXPORT(WINDOW *) _nc_newscr_of(SCREEN*);
2531 extern NCURSES_EXPORT(WINDOW *) _nc_stdscr_of(SCREEN*);
2532 extern NCURSES_EXPORT(int) _nc_outc_wrapper(SCREEN*,int);
2535 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_TABSIZE)(SCREEN*);
2536 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(longname)(SCREEN*);
2539 #if NCURSES_EXT_FUNCS
2540 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tabsize)(SCREEN*, int);
2544 * We put the safe versions of various calls here as they are not published
2545 * part of the API up to now
2547 extern NCURSES_EXPORT(TERMINAL*) NCURSES_SP_NAME(_nc_get_cur_term) (SCREEN *sp);
2548 extern NCURSES_EXPORT(WINDOW *) NCURSES_SP_NAME(_nc_makenew) (SCREEN*, int, int, int, int, int);
2549 extern NCURSES_EXPORT(bool) NCURSES_SP_NAME(_nc_reset_colors)(SCREEN*);
2550 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_printf_string)(SCREEN*, const char *, va_list);
2551 extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int);
2552 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_get_tty_mode)(SCREEN*,TTY*);
2553 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mcprint)(SCREEN*,char*, int);
2554 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_msec_cost)(SCREEN*, const char *, int);
2555 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mvcur)(SCREEN*, int, int, int, int);
2556 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_outch)(SCREEN*, int);
2557 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putchar)(SCREEN*, int);
2558 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp)(SCREEN*, const char *, const char*);
2559 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp_flush)(SCREEN*, const char *, const char *);
2560 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_ripoffline)(SCREEN*, int, int (*)(WINDOW *,int));
2561 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scrolln)(SCREEN*, int, int, int, int);
2562 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tty_mode)(SCREEN*, TTY*);
2563 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_setupscreen)(SCREEN**, int, int, FILE *, int, int);
2564 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const char *);
2565 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, int, int, int, NCURSES_SP_OUTC);
2566 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t);
2567 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*);
2568 extern GCC_NORETURN NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int);
2569 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*);
2570 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*);
2571 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*);
2572 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_make_oldhash)(SCREEN*, int i);
2573 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_init)(SCREEN*);
2574 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_resume)(SCREEN*);
2575 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_wrap)(SCREEN*);
2576 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_init)(SCREEN*);
2577 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_resume)(SCREEN*);
2578 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_wrap)(SCREEN*);
2579 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_oldhash)(SCREEN*, int n, int top, int bot);
2580 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_optimize)(SCREEN*);
2581 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_set_buffer)(SCREEN*, FILE *, int);
2583 extern NCURSES_EXPORT(void) _nc_cookie_init(SCREEN *sp);
2585 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
2586 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_linedump)(SCREEN*);
2589 #if USE_WIDEC_SUPPORT
2590 extern NCURSES_EXPORT(wchar_t *) NCURSES_SP_NAME(_nc_wunctrl)(SCREEN*, cchar_t *);
2593 #endif /* NCURSES_SP_FUNCS */
2595 #if NCURSES_SP_FUNCS
2597 #define safe_keyname NCURSES_SP_NAME(keyname)
2598 #define safe_unctrl NCURSES_SP_NAME(unctrl)
2599 #define safe_ungetch NCURSES_SP_NAME(ungetch)
2603 #define safe_keyname _nc_keyname
2604 #define safe_unctrl _nc_unctrl
2605 #define safe_ungetch _nc_ungetch
2607 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_keyname (SCREEN *, int);
2608 extern NCURSES_EXPORT(int) _nc_ungetch (SCREEN *, int);
2609 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_unctrl (SCREEN *, chtype);
2613 #ifdef EXP_XTERM_1005
2614 NCURSES_EXPORT(int) _nc_conv_to_utf8(unsigned char *, unsigned, unsigned);
2615 NCURSES_EXPORT(int) _nc_conv_to_utf32(unsigned *, const char *, unsigned);
2624 #endif /* CURSES_PRIV_H */