1 /****************************************************************************
2 * Copyright 2018-2019,2020 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 1.631 2020/07/18 20:03:25 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>
75 #if HAVE_SYS_BSDTYPES_H && !(defined(_WIN32) || defined(_WIN64))
76 #include <sys/bsdtypes.h> /* needed for ISC */
81 #elif HAVE_SYS_PARAM_H
82 # include <sys/param.h>
97 # if defined(_POSIX_PATH_MAX)
98 # define PATH_MAX _POSIX_PATH_MAX
99 # elif defined(MAXPATHLEN)
100 # define PATH_MAX MAXPATHLEN
102 # define PATH_MAX 255 /* the Posix minimum path-size */
110 /* Some systems have a broken 'select()', but workable 'poll()'. Use that */
111 #if HAVE_WORKING_POLL
112 #define USE_FUNC_POLL 1
116 #include <sys/poll.h>
119 #define USE_FUNC_POLL 0
123 # include <inttypes.h>
130 /* include signal.h before curses.h to work-around defect in glibc 2.1.3 */
133 /* Alessandro Rubini's GPM (general-purpose mouse) */
134 #if HAVE_LIBGPM && HAVE_GPM_H
135 #define USE_GPM_SUPPORT 1
137 #define USE_GPM_SUPPORT 0
140 /* QNX mouse support */
141 #if defined(__QNX__) && !defined(__QNXNTO__)
142 #define USE_QNX_MOUSE 1
144 #define USE_QNX_MOUSE 0
147 /* EMX mouse support */
149 #define USE_EMX_MOUSE 1
151 #define USE_EMX_MOUSE 0
154 /* kLIBC keyboard/mouse support */
155 #if defined(__OS2__) && defined(__KLIBC__)
156 #define USE_KLIBC_KBD 1
157 #define USE_KLIBC_MOUSE 1
159 #define USE_KLIBC_KBD 0
160 #define USE_KLIBC_MOUSE 0
163 #define DEFAULT_MAXCLICK 166
164 #define EV_MAX 8 /* size of mouse circular event queue */
167 * If we don't have signals to support it, don't add a sigwinch handler.
168 * In any case, resizing is an extended feature. Use it if we've got it.
170 #if !NCURSES_EXT_FUNCS
171 #undef HAVE_SIZECHANGE
172 #define HAVE_SIZECHANGE 0
175 #if HAVE_SIZECHANGE && USE_SIGWINCH && defined(SIGWINCH)
176 #define USE_SIZECHANGE 1
178 #define USE_SIZECHANGE 0
180 #define USE_SIGWINCH 0
184 * When building in the MSYS2 environment, the automatic discovery of
185 * the path separator in configure doesn't work properly. So, if building
186 * for MinGW, we enforce the correct Windows PATH separator
189 # ifdef NCURSES_PATHSEP
190 # undef NCURSES_PATHSEP
192 # define NCURSES_PATHSEP ';'
196 * If desired, one can configure this, disabling environment variables that
197 * point to custom terminfo/termcap locations.
199 #ifdef USE_ROOT_ENVIRON
200 #define use_terminfo_vars() 1
202 #define use_terminfo_vars() _nc_env_access()
203 extern NCURSES_EXPORT(int) _nc_env_access (void);
207 * Not all platforms have memmove; some have an equivalent bcopy. (Some may
211 #define memmove(d,s,n) bcopy(s,d,n)
213 #define memmove(d,s,n) _nc_memmove(d,s,n)
214 extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t);
218 * If we have va_copy(), use it for assigning va_list's.
220 #if defined(HAVE___VA_COPY)
221 #define begin_va_copy(dst,src) __va_copy(dst, src)
222 #define end_va_copy(dst) va_end(dst)
223 #elif defined(va_copy) || defined(HAVE_VA_COPY)
224 #define begin_va_copy(dst,src) va_copy(dst, src)
225 #define end_va_copy(dst) va_end(dst)
227 #define begin_va_copy(dst,src) (dst) = (src)
228 #define end_va_copy(dst) /* nothing */
232 * Either/both S_ISxxx and/or S_IFxxx are defined in sys/types.h; some systems
233 * lack one or the other.
236 #define S_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR)
240 #define S_ISREG(mode) ((mode & S_IFMT) == S_IFREG)
244 * POSIX ignores the "b", which c89 specified. Some very old systems do not
256 * Scroll hints are useless when hashmap is used
258 #if !USE_SCROLL_HINTS
260 #define USE_SCROLL_HINTS 1
262 #define USE_SCROLL_HINTS 0
267 #define if_USE_SCROLL_HINTS(stmt) stmt
269 #define if_USE_SCROLL_HINTS(stmt) /*nothing*/
272 #include <nc_string.h>
275 * Options for terminal drivers, etc...
277 #ifdef USE_TERM_DRIVER
278 #define USE_SP_RIPOFF 1
279 #define USE_SP_TERMTYPE 1
280 #define USE_SP_WINDOWLIST 1
284 * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only
285 * when we're throwing control codes at the screen at high volume. To see
286 * this, re-enable USE_HARD_TABS and run worm for a while. Other systems
287 * probably don't want to define this either due to uncertainties about tab
288 * delays and expansion in raw mode.
291 #define TRIES struct tries
293 TRIES *child; /* ptr to child. NULL if none */
294 TRIES *sibling; /* ptr to sibling. NULL if none */
295 unsigned char ch; /* character at this node */
296 unsigned short value; /* code of string so far. 0 if none. */
301 * Common/troublesome character definitions
303 #define StringOf(ch) {ch, 0}
310 #define VT_ACSC "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~"
313 * Structure for palette tables
316 #define MAXCOLUMNS 135
318 #define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */
322 #define WINDOWLIST struct _win_list
324 #if USE_WIDEC_SUPPORT
325 #define _nc_bkgd _bkgrnd
327 #undef _XOPEN_SOURCE_EXTENDED
329 #define _nc_bkgd _bkgd
330 #define wgetbkgrnd(win, wch) ((*wch = win->_bkgd) != 0 ? OK : ERR)
331 #define wbkgrnd wbkgd
334 #undef NCURSES_OPAQUE
335 #define NCURSES_INTERNALS 1
336 #define NCURSES_OPAQUE 0
338 #include <curses.h> /* we'll use -Ipath directive to get the right one! */
340 #ifndef NEED_KEY_EVENT
341 #undef KEY_EVENT /* reduce compiler-warnings with Visual C++ */
346 int red, green, blue; /* what color_content() returns */
347 int r, g, b; /* params to init_color() */
348 int init; /* true if we called init_color() */
357 } bits; /* bits per color-value in RGB */
362 * If curses.h did not expose the SCREEN-functions, then we do not need the
363 * parameter in the corresponding unextended functions.
366 #define USE_SP_FUNC_SUPPORT NCURSES_SP_FUNCS
367 #define USE_EXT_SP_FUNC_SUPPORT (NCURSES_SP_FUNCS && NCURSES_EXT_FUNCS)
370 #define SP_PARM sp /* use parameter */
371 #define NCURSES_SP_ARG SP_PARM
372 #define NCURSES_SP_DCL SCREEN *NCURSES_SP_ARG
373 #define NCURSES_SP_DCL0 NCURSES_SP_DCL
374 #define NCURSES_SP_ARGx NCURSES_SP_ARG,
375 #define NCURSES_SP_DCLx SCREEN *NCURSES_SP_ARGx
377 #define SP_PARM SP /* use global variable */
378 #define NCURSES_SP_ARG
379 #define NCURSES_SP_DCL
380 #define NCURSES_SP_DCL0 void
381 #define NCURSES_SP_ARGx
382 #define NCURSES_SP_DCLx
385 #include <nc_panel.h>
388 #include <nc_termios.h>
390 #define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen)
391 #define HasTerminal(sp) (((sp) != 0) && (0 != ((sp)->_term)))
392 #define IsValidScreen(sp) (HasTerminal(sp) && !IsPreScreen(sp))
395 #define CurTerm _nc_prescreen._cur_term
397 #define CurTerm cur_term
401 #define TerminalOf(sp) ((sp) ? ((sp)->_term ? (sp)->_term : CurTerm) : CurTerm)
403 #define TerminalOf(sp) CurTerm
407 * The legacy layout for TERMTYPE uses "short" for all of the numbers. Moving
408 * past that, numeric capabilities can be "int" by using a TERMTYPE2 structure
409 * in TERMINAL, and doing most of the internal work using TERMTYPE2. There are
410 * a few places (mostly to expose the legacy layout) where the distinction
413 #if NCURSES_EXT_COLORS && HAVE_INIT_EXTENDED_COLOR
414 #define NCURSES_EXT_NUMBERS 1
415 #define NCURSES_INT2 int
416 #define SIZEOF_INT2 4
417 #define TerminalType(tp) (tp)->type2
419 #define NCURSES_EXT_NUMBERS 0
420 #define NCURSES_INT2 short
421 #define SIZEOF_INT2 2
422 #define TerminalType(tp) (tp)->type
425 #define SIZEOF_SHORT 2
429 #define CUR TerminalType(cur_term).
433 * Reduce dependency on cur_term global by using terminfo data from SCREEN's
434 * pointer to this data.
436 #ifdef USE_SP_TERMTYPE
440 #define SP_TERMTYPE TerminalType(TerminalOf(sp)).
442 #include <term_entry.h>
444 #include <nc_tparm.h>
447 * Simplify ifdef's for the "*_ATTR" macros in case italics are not configured.
449 #if defined(A_ITALIC) && defined(exit_italics_mode)
458 * Use these macros internally, to make tracing less verbose. But leave the
459 * option for compiling the tracing into the library.
462 #define ColorPair(n) (NCURSES_BITS(n, 0) & A_COLOR)
463 #define PairNumber(a) (NCURSES_CAST(int,(((unsigned long)(a) & A_COLOR) >> NCURSES_ATTR_SHIFT)))
465 #define ColorPair(pair) COLOR_PAIR(pair)
466 #define PairNumber(attr) PAIR_NUMBER(attr)
469 #define unColor(n) unColor2(AttrOf(n))
470 #define unColor2(a) ((a) & ALL_BUT_COLOR)
473 * Extended-colors stores the color pair in a separate struct-member than the
474 * attributes. But for compatibility, we handle most cases where a program
475 * written for non-extended colors stores the color in the attributes by
476 * checking for a color pair in both places.
478 #if NCURSES_EXT_COLORS
479 #define if_EXT_COLORS(stmt) stmt
480 #define SetPair(value,p) SetPair2((value).ext_color, AttrOf(value), p)
481 #define SetPair2(c,a,p) c = (p), \
482 a = (unColor2(a) | ColorPair(oldColor(c)))
483 #define GetPair(value) GetPair2((value).ext_color, AttrOf(value))
484 #define GetPair2(c,a) ((c) ? (c) : PairNumber(a))
485 #define oldColor(p) (((p) > 255) ? 255 : (p))
486 #define GET_WINDOW_PAIR(w) GetPair2((w)->_color, (w)->_attrs)
487 #define SET_WINDOW_PAIR(w,p) (w)->_color = (p)
488 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b))
490 #define VIDPUTS(sp,attr,pair) do { \
491 int vid_pair = pair; \
492 NCURSES_SP_NAME(vid_puts)( \
493 NCURSES_SP_ARGx attr, \
494 (NCURSES_PAIRS_T) pair, \
496 NCURSES_OUTC_FUNC); \
499 #else /* !NCURSES_EXT_COLORS */
501 #define if_EXT_COLORS(stmt) /* nothing */
502 #define SetPair(value,p) RemAttr(value, A_COLOR), \
503 SetAttr(value, AttrOf(value) | ColorPair(p))
504 #define GetPair(value) PairNumber(AttrOf(value))
505 #define GET_WINDOW_PAIR(w) PairNumber(WINDOW_ATTRS(w))
506 #define SET_WINDOW_PAIR(w,p) WINDOW_ATTRS(w) &= ALL_BUT_COLOR, \
507 WINDOW_ATTRS(w) |= ColorPair(p)
508 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b))
510 #define VIDPUTS(sp,attr,pair) NCURSES_SP_NAME(vidputs)(NCURSES_SP_ARGx attr, NCURSES_OUTC_FUNC)
512 #endif /* NCURSES_EXT_COLORS */
514 #define NCURSES_OUTC_FUNC NCURSES_SP_NAME(_nc_outch)
515 #define NCURSES_PUTP2(name,value) NCURSES_SP_NAME(_nc_putp)(NCURSES_SP_ARGx name, value)
516 #define NCURSES_PUTP2_FLUSH(name,value) NCURSES_SP_NAME(_nc_putp_flush)(NCURSES_SP_ARGx name, value)
518 #if NCURSES_NO_PADDING
519 #define GetNoPadding(sp) ((sp) ? (sp)->_no_padding : _nc_prescreen._no_padding)
520 #define SetNoPadding(sp) _nc_set_no_padding(sp)
521 extern NCURSES_EXPORT(void) _nc_set_no_padding(SCREEN *);
523 #define GetNoPadding(sp) FALSE
524 #define SetNoPadding(sp) /*nothing*/
527 #define WINDOW_ATTRS(w) ((w)->_attrs)
529 #define SCREEN_ATTRS(s) (*((s)->_current_attr))
530 #define GET_SCREEN_PAIR(s) GetPair(SCREEN_ATTRS(s))
531 #define SET_SCREEN_PAIR(s,p) SetPair(SCREEN_ATTRS(s), p)
533 #if USE_REENTRANT || NCURSES_SP_FUNCS
534 NCURSES_EXPORT(int *) _nc_ptr_Lines (SCREEN *);
535 NCURSES_EXPORT(int *) _nc_ptr_Cols (SCREEN *);
536 NCURSES_EXPORT(int *) _nc_ptr_Tabsize (SCREEN *);
537 NCURSES_EXPORT(int *) _nc_ptr_Escdelay (SCREEN *);
542 #define ptrLines(sp) (sp ? &(sp->_LINES) : &(_nc_prescreen._LINES))
543 #define ptrCols(sp) (sp ? &(sp->_COLS) : &(_nc_prescreen._COLS))
544 #define ptrTabsize(sp) (sp ? &(sp->_TABSIZE) : &(_nc_prescreen._TABSIZE))
545 #define ptrEscdelay(sp) (sp ? &(sp->_ESCDELAY) : &(_nc_prescreen._ESCDELAY))
547 #define SET_LINES(value) *_nc_ptr_Lines(SP_PARM) = value
548 #define SET_COLS(value) *_nc_ptr_Cols(SP_PARM) = value
549 #define SET_TABSIZE(value) *_nc_ptr_Tabsize(SP_PARM) = value
550 #define SET_ESCDELAY(value) *_nc_ptr_Escdelay(SP_PARM) = value
554 #define ptrLines(sp) &LINES
555 #define ptrCols(sp) &COLS
556 #define ptrTabsize(sp) &TABSIZE
557 #define ptrEscdelay(sp) &ESCDELAY
559 #define SET_LINES(value) LINES = value
560 #define SET_COLS(value) COLS = value
561 #define SET_TABSIZE(value) TABSIZE = value
562 #define SET_ESCDELAY(value) ESCDELAY = value
566 #define HasHardTabs() (NonEmpty(clear_all_tabs) && NonEmpty(set_tab))
568 #define TR_MUTEX(data) _tracef("%s@%d: me:%08lX COUNT:%2u/%2d/%6d/%2d/%s%9u: " #data, \
569 __FILE__, __LINE__, \
570 (unsigned long) (pthread_self()), \
571 data.__data.__lock, \
572 data.__data.__count, \
573 data.__data.__owner, \
574 data.__data.__kind, \
575 (data.__data.__nusers > 5) ? " OOPS " : "", \
576 data.__data.__nusers)
577 #define TR_GLOBAL_MUTEX(name) TR_MUTEX(_nc_globals.mutex_##name)
580 #if defined(__GNUC__)
581 # if defined __USE_ISOC99
582 # define _cat_pragma(exp) _Pragma(#exp)
583 # define _weak_pragma(exp) _cat_pragma(weak name)
585 # define _weak_pragma(exp)
587 # define _declare(name) __extension__ extern __typeof__(name) name
588 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
590 # undef USE_WEAK_SYMBOLS
591 # define USE_WEAK_SYMBOLS 0
599 extern NCURSES_EXPORT(void) _nc_init_pthreads(void);
600 extern NCURSES_EXPORT(void) _nc_mutex_init(pthread_mutex_t *);
601 extern NCURSES_EXPORT(int) _nc_mutex_lock(pthread_mutex_t *);
602 extern NCURSES_EXPORT(int) _nc_mutex_trylock(pthread_mutex_t *);
603 extern NCURSES_EXPORT(int) _nc_mutex_unlock(pthread_mutex_t *);
604 #define _nc_lock_global(name) _nc_mutex_lock(&_nc_globals.mutex_##name)
605 #define _nc_try_global(name) _nc_mutex_trylock(&_nc_globals.mutex_##name)
606 #define _nc_unlock_global(name) _nc_mutex_unlock(&_nc_globals.mutex_##name)
609 #error POSIX threads requires --enable-reentrant option
613 # if USE_WEAK_SYMBOLS
614 weak_symbol(pthread_sigmask);
615 weak_symbol(pthread_kill);
616 weak_symbol(pthread_self);
617 weak_symbol(pthread_equal);
618 weak_symbol(pthread_mutex_init);
619 weak_symbol(pthread_mutex_lock);
620 weak_symbol(pthread_mutex_unlock);
621 weak_symbol(pthread_mutex_trylock);
622 weak_symbol(pthread_mutexattr_settype);
623 weak_symbol(pthread_mutexattr_init);
624 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
626 # define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c)
627 # define GetThreadID() (((pthread_self)) ? pthread_self() : (pthread_t) getpid())
629 # define GetThreadID() pthread_self()
634 #undef HAVE_NANOSLEEP
635 #define HAVE_NANOSLEEP 0 /* nanosleep suspends all threads */
638 #else /* !USE_PTHREADS */
640 #if USE_PTHREADS_EINTR
641 # if USE_WEAK_SYMBOLS
643 weak_symbol(pthread_sigmask);
644 weak_symbol(pthread_kill);
645 weak_symbol(pthread_self);
646 weak_symbol(pthread_equal);
647 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
649 # define sigprocmask(a, b, c) _nc_sigprocmask(a, b, c)
651 #endif /* USE_PTHREADS_EINTR */
653 #define _nc_init_pthreads() /* nothing */
654 #define _nc_mutex_init(obj) /* nothing */
656 #define _nc_lock_global(name) /* nothing */
657 #define _nc_try_global(name) 0
658 #define _nc_unlock_global(name) /* nothing */
660 #endif /* USE_PTHREADS */
663 * When using sp-funcs, locks are targeted to SCREEN-level granularity.
664 * So the locking is done in the non-sp-func (which calls the sp-func) rather
665 * than in the sp-func itself.
667 * Use the _nc_nonsp_XXX functions in the function using "NCURSES_SP_NAME()".
668 * Use the _nc_sp_XXX functions in the function using "#if NCURSES_SP_FUNCS".
672 #define _nc_nonsp_lock_global(name) /* nothing */
673 #define _nc_nonsp_try_global(name) 0
674 #define _nc_nonsp_unlock_global(name) /* nothing */
676 #define _nc_sp_lock_global(name) _nc_lock_global(name)
677 #define _nc_sp_try_global(name) _nc_try_global(name)
678 #define _nc_sp_unlock_global(name) _nc_unlock_global(name)
682 #define _nc_nonsp_lock_global(name) _nc_lock_global(name)
683 #define _nc_nonsp_try_global(name) _nc_try_global(name)
684 #define _nc_nonsp_unlock_global(name) _nc_unlock_global(name)
686 #define _nc_sp_lock_global(name) /* nothing */
687 #define _nc_sp_try_global(name) 0
688 #define _nc_sp_unlock_global(name) /* nothing */
692 #if HAVE_GETTIMEOFDAY
693 # define PRECISE_GETTIME 1
694 # define TimeType struct timeval
696 # define PRECISE_GETTIME 0
697 # define TimeType time_t
701 * Definitions for color pairs
704 #define MAX_OF_TYPE(t) (int)(((unsigned t)(~0))>>1)
706 #include <new_pair.h>
708 #define isDefaultColor(c) ((c) < 0)
709 #define COLOR_DEFAULT -1
711 #if defined(USE_BUILD_CC) || (defined(USE_TERMLIB) && !defined(NEED_NCURSES_CH_T))
713 #undef NCURSES_CH_T /* this is not a termlib feature */
714 #define NCURSES_CH_T void /* ...but we need a pointer in SCREEN */
716 #endif /* USE_TERMLIB */
721 NCURSES_CH_T *text; /* text of the line */
722 NCURSES_SIZE_T firstchar; /* first changed character in the line */
723 NCURSES_SIZE_T lastchar; /* last changed character in the line */
724 NCURSES_SIZE_T oldindex; /* index of the line at last update */
726 #endif /* USE_TERMLIB */
729 M_XTERM = -1 /* use xterm's mouse tracking? */
730 ,M_NONE = 0 /* no mouse device */
735 ,M_SYSMOUSE /* FreeBSD sysmouse on console */
737 #ifdef USE_TERM_DRIVER
738 ,M_TERM_DRIVER /* Win32 console, etc */
743 MF_X10 = 0 /* conventional 3-byte format */
744 , MF_SGR1006 /* xterm private mode 1006, SGR-style */
745 #ifdef EXP_XTERM_1005
746 , MF_XTERM_1005 /* xterm UTF-8 private mode 1005 */
751 * Structures for scrolling.
755 unsigned long hashval;
756 int oldcount, newcount;
757 int oldindex, newindex;
761 * Structures for soft labels.
766 #if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
770 char *ent_text; /* text for the label */
771 char *form_text; /* formatted text (left/center/...) */
772 int ent_x; /* x coordinate of this field */
773 char dirty; /* this label has changed */
774 char visible; /* field is visible */
777 typedef struct _SLK {
778 bool dirty; /* all labels have changed */
779 bool hidden; /* soft labels are hidden */
782 short maxlab; /* number of available labels */
783 short labcnt; /* number of allocated labels */
784 short maxlen; /* length of labels */
785 NCURSES_CH_T attr; /* soft label attribute */
788 #endif /* USE_TERMLIB */
791 WINDOW *win; /* the window used in the hook */
792 int line; /* lines to take, < 0 => from bottom*/
793 int (*hook)(WINDOW *, int); /* callback for user */
797 #undef buttons /* term.h defines this, and gpm uses it! */
800 weak_symbol(Gpm_Wgetch);
804 /* link dynamically to GPM */
805 typedef int *TYPE_gpm_fd;
806 typedef int (*TYPE_Gpm_Open) (Gpm_Connect *, int);
807 typedef int (*TYPE_Gpm_Close) (void);
808 typedef int (*TYPE_Gpm_GetEvent) (Gpm_Event *);
810 #define my_gpm_fd SP_PARM->_mouse_gpm_fd
811 #define my_Gpm_Open SP_PARM->_mouse_Gpm_Open
812 #define my_Gpm_Close SP_PARM->_mouse_Gpm_Close
813 #define my_Gpm_GetEvent SP_PARM->_mouse_Gpm_GetEvent
815 /* link statically to GPM */
816 #define my_gpm_fd &gpm_fd
817 #define my_Gpm_Open Gpm_Open
818 #define my_Gpm_Close Gpm_Close
819 #define my_Gpm_GetEvent Gpm_GetEvent
820 #endif /* HAVE_LIBDL */
821 #endif /* USE_GPM_SUPPORT */
826 char *fix_sgr0; /* this holds the filtered sgr0 string */
827 char *last_bufp; /* help with fix_sgr0 leak */
831 #define TGETENT_MAX 4
834 * When converting from terminfo to termcap, check for cases where we can trim
835 * octal escapes down to 2-character form. It is useful for terminfo format
836 * also, but not as important.
838 #define MAX_TC_FIXUPS 10
839 #define MIN_TC_FIXUPS 4
841 #define isoctal(c) ((c) >= '0' && (c) <= '7')
859 const char *tparam_base;
861 STACK_FRAME stack[STACKSIZE];
871 int dynamic_var[NUM_VARS];
872 int static_vars[NUM_VARS];
884 * The filesystem database normally uses a single-letter for the lower level
885 * of directories. Use a hexadecimal code for filesystems which do not
886 * preserve mixed-case names.
888 #if MIXEDCASE_FILENAMES
889 #define LEAF_FMT "%c"
892 #define LEAF_FMT "%02x"
897 * TRACEMSE_FMT is no longer than 80 columns, there are 5 numbers that
898 * could at most have 10 digits, and the mask contains no more than 32 bits
899 * with each bit representing less than 15 characters. Usually the whole
900 * string is less than 80 columns, but this buffer size is an absolute
903 #define TRACEMSE_MAX (80 + (5 * 10) + (32 * 15))
904 #define TRACEMSE_FMT "id %2d at (%2d, %2d, %2d) state %4lx = {" /* } */
906 #ifdef USE_TERM_DRIVER
907 struct DriverTCB; /* Terminal Control Block forward declaration */
908 #define INIT_TERM_DRIVER() _nc_globals.term_driver = _nc_get_driver
910 #define INIT_TERM_DRIVER() /* nothing */
919 * Global data which is not specific to a screen.
922 SIG_ATOMIC_T have_sigtstp;
923 SIG_ATOMIC_T have_sigwinch;
924 SIG_ATOMIC_T cleanup_nested;
929 char *comp_sourcename;
932 bool have_tic_directory;
933 bool keep_tic_directory;
934 const char *tic_directory;
940 char **keyname_table;
945 int getstr_limit; /* getstr_limit based on POSIX LINE_MAX */
948 size_t safeprint_used;
950 TGETENT_CACHE tgetent_cache[TGETENT_MAX];
952 long tgetent_sequence;
954 char *dbd_blob; /* string-heap for dbd_list[] */
955 char **dbd_list; /* distinct places to look for data */
956 int dbd_size; /* length of dbd_list[] */
957 time_t dbd_time; /* cache last updated */
958 ITERATOR_VARS dbd_vars[dbdLAST];
963 #endif /* HAVE_TSEARCH */
965 #ifdef USE_TERM_DRIVER
966 int (*term_driver)(struct DriverTCB*, const char*, int*);
969 #ifndef USE_SP_WINDOWLIST
970 WINDOWLIST *_nc_windowlist;
971 #define WindowList(sp) _nc_globals._nc_windowlist
974 #if USE_HOME_TERMINFO
978 #if !USE_SAFE_SPRINTF
984 pthread_mutex_t mutex_curses;
985 pthread_mutex_t mutex_prescreen;
986 pthread_mutex_t mutex_screen;
987 pthread_mutex_t mutex_update;
988 pthread_mutex_t mutex_tst_tracef;
989 pthread_mutex_t mutex_tracef;
992 #define _nc_use_pthreads _nc_globals.use_pthreads
993 #if USE_PTHREADS_EINTR
994 pthread_t read_thread; /* The reading thread */
997 #if USE_WIDEC_SUPPORT
998 char key_name[MB_LEN_MAX + 1];
1003 char trace_fname[PATH_MAX];
1009 size_t tracearg_used;
1011 TRACEBUF *tracebuf_ptr;
1012 size_t tracebuf_used;
1014 char tracechr_buf[40];
1017 size_t tracedmp_used;
1019 unsigned char *tracetry_buf;
1020 size_t tracetry_used;
1022 char traceatr_color_buf[2][80];
1023 int traceatr_color_sel;
1024 int traceatr_color_last;
1025 #if !defined(USE_PTHREADS) && USE_REENTRANT
1035 extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals;
1039 /* The limit reserves one byte for a terminating NUL */
1040 #define my_getstr_limit (_nc_globals.getstr_limit - 1)
1041 #define _nc_getstr_limit(n) \
1044 : (((n) > my_getstr_limit) \
1049 typedef struct _prescreen_list {
1050 struct _prescreen_list *next;
1057 * Global data which can be swept up into a SCREEN when one is created.
1058 * It may be modified before the next SCREEN is created.
1062 PRESCREEN_LIST *allocated;
1064 struct screen * allocated;
1068 attr_t previous_attr;
1069 TPARM_STATE tparm_state;
1070 TTY *saved_tty; /* savetty/resetty information */
1072 NCURSES_SP_OUTC _outch; /* output handler if not putc */
1073 #ifndef USE_SP_RIPOFF
1074 ripoff_t rippedoff[N_RIPS];
1077 #if NCURSES_NO_PADDING
1078 bool _no_padding; /* flag to set if padding disabled */
1080 #if BROKEN_LINKER || USE_REENTRANT
1081 chtype *real_acs_map;
1086 TERMINAL *_cur_term;
1089 #if BROKEN_LINKER || USE_REENTRANT
1091 const char *_tputs_trace;
1094 } NCURSES_PRESCREEN;
1097 * Use screen-specific ripoff data (for softkeys) rather than global.
1099 #ifdef USE_SP_RIPOFF
1100 #define safe_ripoff_sp (sp)->rsp
1101 #define safe_ripoff_stack (sp)->rippedoff
1103 #define safe_ripoff_sp _nc_prescreen.rsp
1104 #define safe_ripoff_stack _nc_prescreen.rippedoff
1107 extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen;
1116 * The SCREEN structure.
1120 int _ifd; /* input file descriptor for screen */
1121 int _ofd; /* output file descriptor for screen */
1122 FILE *_ofp; /* output file ptr for screen */
1123 char *out_buffer; /* output buffer */
1124 size_t out_limit; /* output buffer size */
1125 size_t out_inuse; /* output buffer current use */
1126 bool _filtered; /* filter() was called */
1127 bool _prescreen; /* is in prescreen phase */
1128 bool _use_env; /* LINES & COLS from environment? */
1129 int _checkfd; /* filedesc for typeahead check */
1130 TERMINAL *_term; /* terminal type information */
1131 TTY _saved_tty; /* savetty/resetty information */
1132 NCURSES_SIZE_T _lines; /* screen lines */
1133 NCURSES_SIZE_T _columns; /* screen columns */
1135 NCURSES_SIZE_T _lines_avail; /* lines available for stdscr */
1136 NCURSES_SIZE_T _topstolen; /* lines stolen from top */
1138 WINDOW *_curscr; /* current screen */
1139 WINDOW *_newscr; /* virtual screen to be updated to */
1140 WINDOW *_stdscr; /* screen's full-window context */
1142 #define CurScreen(sp) (sp)->_curscr
1143 #define NewScreen(sp) (sp)->_newscr
1144 #define StdScreen(sp) (sp)->_stdscr
1146 TRIES *_keytry; /* "Try" for use with keypad mode */
1147 TRIES *_key_ok; /* Disabled keys via keyok(,FALSE) */
1148 bool _tried; /* keypad mode was initialized */
1149 bool _keypad_on; /* keypad mode is currently on */
1151 bool _called_wgetch; /* check for recursion in wgetch() */
1152 int _fifo[FIFO_SIZE]; /* input push-back buffer */
1153 short _fifohead, /* head of fifo queue */
1154 _fifotail, /* tail of fifo queue */
1155 _fifopeek, /* where to peek for next char */
1156 _fifohold; /* set if breakout marked */
1158 int _endwin; /* are we out of window mode? */
1159 NCURSES_CH_T *_current_attr; /* holds current attributes set */
1160 int _coloron; /* is color enabled? */
1161 int _color_defs; /* are colors modified */
1162 int _cursor; /* visibility of the cursor */
1163 int _cursrow; /* physical cursor row */
1164 int _curscol; /* physical cursor column */
1165 bool _notty; /* true if we cannot switch non-tty */
1166 int _nl; /* True if NL -> CR/NL is on */
1167 int _raw; /* True if in raw mode */
1168 int _cbreak; /* 1 if in cbreak mode */
1169 /* > 1 if in halfdelay mode */
1170 int _echo; /* True if echo on */
1171 int _use_meta; /* use the meta key? */
1172 struct _SLK *_slk; /* ptr to soft key struct / NULL */
1173 int slk_format; /* selected format for this screen */
1174 /* cursor movement costs; units are 10ths of milliseconds */
1175 int _char_padding; /* cost of character put */
1176 int _cr_cost; /* cost of (carriage_return) */
1177 int _cup_cost; /* cost of (cursor_address) */
1178 int _home_cost; /* cost of (cursor_home) */
1179 int _ll_cost; /* cost of (cursor_to_ll) */
1180 int _cub1_cost; /* cost of (cursor_left) */
1181 int _cuf1_cost; /* cost of (cursor_right) */
1182 int _cud1_cost; /* cost of (cursor_down) */
1183 int _cuu1_cost; /* cost of (cursor_up) */
1184 int _cub_cost; /* cost of (parm_cursor_left) */
1185 int _cuf_cost; /* cost of (parm_cursor_right) */
1186 int _cud_cost; /* cost of (parm_cursor_down) */
1187 int _cuu_cost; /* cost of (parm_cursor_up) */
1188 int _hpa_cost; /* cost of (column_address) */
1189 int _vpa_cost; /* cost of (row_address) */
1190 /* used in tty_update.c, must be chars */
1191 int _ed_cost; /* cost of (clr_eos) */
1192 int _el_cost; /* cost of (clr_eol) */
1193 int _el1_cost; /* cost of (clr_bol) */
1194 int _dch1_cost; /* cost of (delete_character) */
1195 int _ich1_cost; /* cost of (insert_character) */
1196 int _dch_cost; /* cost of (parm_dch) */
1197 int _ich_cost; /* cost of (parm_ich) */
1198 int _ech_cost; /* cost of (erase_chars) */
1199 int _rep_cost; /* cost of (repeat_char) */
1200 int _hpa_ch_cost; /* cost of (column_address) */
1201 int _cup_ch_cost; /* cost of (cursor_address) */
1202 int _cuf_ch_cost; /* cost of (parm_cursor_right) */
1203 int _inline_cost; /* cost of inline-move */
1204 int _smir_cost; /* cost of (enter_insert_mode) */
1205 int _rmir_cost; /* cost of (exit_insert_mode) */
1206 int _ip_cost; /* cost of (insert_padding) */
1207 /* used in lib_mvcur.c */
1208 char * _address_cursor;
1209 /* used in tty_update.c */
1210 int _scrolling; /* 1 if terminal's smart enough to */
1212 /* used in lib_color.c */
1213 rgb_bits_t _direct_color; /* RGB overrides color-table */
1214 color_t *_color_table; /* screen's color palette */
1215 int _color_count; /* count of colors in palette */
1216 colorpair_t *_color_pairs; /* screen's color pair list */
1217 int _pair_count; /* same as COLOR_PAIRS */
1218 int _pair_limit; /* actual limit of color-pairs */
1219 int _pair_alloc; /* current table-size of color-pairs */
1220 chtype _ok_attributes; /* valid attributes for terminal */
1221 chtype _xmc_suppress; /* attributes to suppress if xmc */
1222 chtype _xmc_triggers; /* attributes to process if xmc */
1223 chtype * _acs_map; /* the real alternate-charset map */
1224 bool * _screen_acs_map;
1227 /* used in lib_vidattr.c */
1228 bool _use_rmso; /* true if we may use 'rmso' */
1229 bool _use_rmul; /* true if we may use 'rmul' */
1232 * These data correspond to the state of the idcok() and idlok()
1233 * functions. A caveat is in order here: the XSI and SVr4
1234 * documentation specify that these functions apply to the window which
1235 * is given as an argument. However, ncurses implements this logic
1236 * only for the newscr/curscr update process, _not_ per-window.
1242 * These are the data that support the mouse interface.
1244 bool _mouse_initialized;
1245 MouseType _mouse_type;
1247 bool (*_mouse_event) (SCREEN *);
1248 bool (*_mouse_inline)(SCREEN *);
1249 bool (*_mouse_parse) (SCREEN *, int);
1250 void (*_mouse_resume)(SCREEN *);
1251 void (*_mouse_wrap) (SCREEN *);
1252 int _mouse_fd; /* file-descriptor, if any */
1253 bool _mouse_active; /* true if initialized */
1254 mmask_t _mouse_mask; /* set via mousemask() */
1255 mmask_t _mouse_mask2; /* OR's in press/release bits */
1256 mmask_t _mouse_bstate;
1257 MouseFormat _mouse_format; /* type of xterm mouse protocol */
1258 NCURSES_CONST char *_mouse_xtermcap; /* string to enable/disable mouse */
1259 MEVENT _mouse_events[EV_MAX]; /* hold the last mouse event seen */
1260 MEVENT *_mouse_eventp; /* next free slot in event queue */
1263 * These are data that support the proper handling of the panel stack on an
1266 struct panelhook _panelHook;
1269 SCREEN *_next_screen;
1271 /* hashes for old and new lines */
1272 unsigned long *oldhash, *newhash;
1278 NCURSES_SP_OUTC _outch; /* output handler if not putc */
1281 ripoff_t rippedoff[N_RIPS];
1284 int _legacy_coding; /* see use_legacy_coding() */
1286 #if NCURSES_NO_PADDING
1287 bool _no_padding; /* flag to set if padding disabled */
1291 int _ht_cost; /* cost of (tab) */
1292 int _cbt_cost; /* cost of (backtab) */
1293 #endif /* USE_HARD_TABS */
1295 /* used in lib_vidattr.c */
1297 bool _use_ritm; /* true if we may use 'ritm' */
1300 /* used in getch/twait */
1302 bool _extended_key; /* true if an extended key */
1305 /* used in lib_color.c */
1306 #if NCURSES_EXT_FUNCS
1307 bool _assumed_color; /* use assumed colors */
1308 bool _default_color; /* use default colors */
1309 bool _has_sgr_39_49; /* has ECMA default color support */
1310 int _default_fg; /* assumed default foreground */
1311 int _default_bg; /* assumed default background */
1312 int _default_pairs; /* count pairs using default color */
1315 /* system-dependent mouse data */
1317 bool _mouse_gpm_loaded;
1318 bool _mouse_gpm_found;
1321 TYPE_gpm_fd _mouse_gpm_fd;
1322 TYPE_Gpm_Open _mouse_Gpm_Open;
1323 TYPE_Gpm_Close _mouse_Gpm_Close;
1324 TYPE_Gpm_GetEvent _mouse_Gpm_GetEvent;
1326 Gpm_Connect _mouse_gpm_connect;
1327 #endif /* USE_GPM_SUPPORT */
1331 int _emxmouse_thread;
1332 int _emxmouse_activated;
1333 char _emxmouse_buttons[4];
1337 MEVENT _sysmouse_fifo[FIFO_SIZE];
1340 int _sysmouse_char_width; /* character width */
1341 int _sysmouse_char_height; /* character height */
1342 int _sysmouse_old_buttons;
1343 int _sysmouse_new_buttons;
1346 #ifdef USE_TERM_DRIVER
1347 MEVENT _drv_mouse_fifo[FIFO_SIZE];
1348 int _drv_mouse_head;
1349 int _drv_mouse_tail;
1350 int _drv_mouse_old_buttons;
1351 int _drv_mouse_new_buttons;
1354 * This supports automatic resizing
1357 int (*_resize)(NCURSES_SP_DCLx int y, int x);
1358 int (*_ungetch)(SCREEN *, int);
1361 #ifdef USE_SP_WINDOWLIST
1362 WINDOWLIST* _windowlist;
1363 #define WindowList(sp) (sp)->_windowlist
1367 char _ttytype[NAMESIZE];
1374 #if NCURSES_SP_FUNCS
1379 * ncurses/ncursesw are the same up to this point.
1381 #if USE_WIDEC_SUPPORT
1382 /* recent versions of 'screen' have partially-working support for
1383 * UTF-8, but do not permit ACS at the same time (see tty_update.c).
1385 bool _screen_acs_fix;
1386 bool _screen_unicode;
1389 #if NCURSES_EXT_FUNCS && NCURSES_EXT_COLORS
1390 void *_ordered_pairs; /* index used by alloc_pair() */
1391 int _pairs_used; /* actual number of color-pairs used */
1392 int _recent_pair; /* number for most recent free-pair */
1396 char tracechr_buf[40];
1397 char tracemse_buf[TRACEMSE_MAX];
1400 const char *_tputs_trace;
1405 extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain;
1406 extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch;
1410 SCREEN *screen; /* screen containing the window */
1411 WINDOW win; /* WINDOW_EXT() needs to account for offset */
1412 #if NCURSES_WIDECHAR
1413 char addch_work[(MB_LEN_MAX * 9) + 1];
1414 unsigned addch_used; /* number of bytes in addch_work[] */
1415 int addch_x; /* x-position for addch_work[] */
1416 int addch_y; /* y-position for addch_work[] */
1420 #define WINDOW_EXT(w,m) (((WINDOWLIST *)((void *)((char *)(w) - offsetof(WINDOWLIST, win))))->m)
1422 #ifdef USE_SP_WINDOWLIST
1423 #define SP_INIT_WINDOWLIST(sp) WindowList(sp) = 0
1425 #define SP_INIT_WINDOWLIST(sp) /* nothing */
1428 #define SP_PRE_INIT(sp) \
1429 sp->_cursrow = -1; \
1430 sp->_curscol = -1; \
1435 sp->_fifohead = -1; \
1436 sp->_endwin = ewSuspend; \
1438 SP_INIT_WINDOWLIST(sp); \
1439 sp->_outch = NCURSES_OUTC_FUNC; \
1442 /* usually in <limits.h> */
1444 #define UCHAR_MAX 255
1447 /* The terminfo source is assumed to be 7-bit ASCII */
1448 #define is7bits(c) ((unsigned)(c) < 128)
1450 /* Checks for isprint() should be done on 8-bit characters (non-wide) */
1451 #define is8bits(c) ((unsigned)(c) <= UCHAR_MAX)
1454 #define min(a,b) ((a) > (b) ? (b) : (a))
1458 #define max(a,b) ((a) < (b) ? (b) : (a))
1461 /* usually in <unistd.h> */
1462 #ifndef STDIN_FILENO
1463 #define STDIN_FILENO 0
1466 #ifndef STDOUT_FILENO
1467 #define STDOUT_FILENO 1
1470 #ifndef STDERR_FILENO
1471 #define STDERR_FILENO 2
1474 #ifndef EXIT_SUCCESS
1475 #define EXIT_SUCCESS 0
1478 #ifndef EXIT_FAILURE
1479 #define EXIT_FAILURE 1
1483 #define R_OK 4 /* Test for read permission. */
1486 #define W_OK 2 /* Test for write permission. */
1489 #define X_OK 1 /* Test for execute permission. */
1492 #define F_OK 0 /* Test for existence. */
1496 #include <fcntl.h> /* may define O_BINARY */
1505 #define COUNT_OUTCHARS(n) _nc_count_outchars(n);
1507 #define COUNT_OUTCHARS(n) _nc_outchars += (n);
1510 #define COUNT_OUTCHARS(n) /* nothing */
1513 #define RESET_OUTCHARS() COUNT_OUTCHARS(-_nc_outchars)
1515 #define UChar(c) ((unsigned char)(c))
1516 #define UShort(c) ((unsigned short)(c))
1517 #define ChCharOf(c) ((chtype)(c) & (chtype)A_CHARTEXT)
1518 #define ChAttrOf(c) ((chtype)(c) & (chtype)A_ATTRIBUTES)
1520 #define TR_PUTC(c) TR(TRACE_CHARPUT, ("PUTC %#x", UChar(c)))
1523 #define MB_LEN_MAX 8 /* should be >= MB_CUR_MAX, but that may be a function */
1526 #if USE_WIDEC_SUPPORT /* { */
1527 #define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ))
1529 #define init_mb(state) memset(&state, 0, sizeof(state))
1531 #if NCURSES_EXT_COLORS
1532 #define NulColor , 0
1534 #define NulColor /* nothing */
1537 #define NulChar 0,0,0,0 /* FIXME: see CCHARW_MAX */
1538 #define CharOf(c) ((c).chars[0])
1539 #define AttrOf(c) ((c).attr)
1541 #define AddAttr(c,a) AttrOf(c) |= ((a) & A_ATTRIBUTES)
1542 #define RemAttr(c,a) AttrOf(c) &= ~((a) & A_ATTRIBUTES)
1543 #define SetAttr(c,a) AttrOf(c) = ((a) & A_ATTRIBUTES) | WidecExt(c)
1545 #define NewChar2(c,a) { a, { c, NulChar } NulColor }
1546 #define NewChar(ch) NewChar2(ChCharOf(ch), ChAttrOf(ch))
1549 #define CharEq(a,b) (((a).attr == (b).attr) \
1550 && (a).chars[0] == (b).chars[0] \
1551 && (a).chars[1] == (b).chars[1] \
1552 && (a).chars[2] == (b).chars[2] \
1553 && (a).chars[3] == (b).chars[3] \
1554 && (a).chars[4] == (b).chars[4] \
1555 if_EXT_COLORS(&& (a).ext_color == (b).ext_color))
1556 #elif CCHARW_MAX > 0
1557 #error Inconsistent values for CCHARW_MAX
1559 #define CharEq(a,b) (!memcmp(&(a), &(b), sizeof(a)))
1562 #define SetChar(ch,c,a) do { \
1563 NCURSES_CH_T *_cp = &ch; \
1564 memset(_cp, 0, sizeof(ch)); \
1565 _cp->chars[0] = (wchar_t) (c); \
1567 if_EXT_COLORS(SetPair(ch, PairNumber(a))); \
1569 #define CHREF(wch) (&wch)
1570 #define CHDEREF(wch) (*wch)
1571 #define ARG_CH_T NCURSES_CH_T *
1572 #define CARG_CH_T const NCURSES_CH_T *
1573 #define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \
1574 mbstate_t PUT_st; wchar_t PUTC_ch
1575 #define PUTC_INIT init_mb (PUT_st)
1576 #define PUTC(ch) do { if(!isWidecExt(ch)) { \
1577 if (Charable(ch)) { \
1578 TR_PUTC(CharOf(ch)); \
1579 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \
1580 COUNT_OUTCHARS(1); \
1582 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { \
1583 PUTC_ch = (ch).chars[PUTC_i]; \
1584 if (PUTC_ch == L'\0') \
1587 PUTC_n = (int) wcrtomb(PUTC_buf, \
1588 (ch).chars[PUTC_i], &PUT_st); \
1589 if (PUTC_n <= 0) { \
1590 if (PUTC_ch && is8bits(PUTC_ch) && PUTC_i == 0) { \
1591 TR_PUTC(CharOf(ch)); \
1592 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx CharOf(ch)); \
1597 for (PUTC_j = 0; PUTC_j < PUTC_n; ++PUTC_j) { \
1598 TR_PUTC(PUTC_buf[PUTC_j]); \
1599 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx PUTC_buf[PUTC_j]); \
1603 COUNT_OUTCHARS(PUTC_i); \
1606 #define BLANK NewChar2(' ', WA_NORMAL)
1607 #define ZEROS NewChar2('\0', WA_NORMAL)
1608 #define ISBLANK(ch) ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0')
1611 * Wide characters cannot be represented in the A_CHARTEXT mask of
1612 * attr_t's but an application might have set a narrow character there.
1613 * But even in that case, it would only be a printable character, or
1614 * zero. Otherwise we can use those bits to tell if a cell is the
1615 * first or extension part of a wide character.
1617 #define WidecExt(ch) (int) (AttrOf(ch) & A_CHARTEXT)
1618 #define isWidecBase(ch) (WidecExt(ch) == 1)
1619 #define isWidecExt(ch) (WidecExt(ch) > 1 && WidecExt(ch) < 32)
1620 #define SetWidecExt(dst, ext) AttrOf(dst) &= ~A_CHARTEXT, \
1621 AttrOf(dst) |= (attr_t) (ext + 1)
1623 #define if_WIDEC(code) code
1624 #define Charable(ch) (((SP_PARM->_legacy_coding) \
1625 || (AttrOf(ch) & A_ALTCHARSET) \
1626 || (!isWidecExt(ch))) && \
1627 (ch).chars[1] == L'\0' && \
1628 _nc_is_charable(CharOf(ch)))
1630 #define L(ch) L ## ch
1632 #define CharOf(c) ChCharOf(c)
1633 #define AttrOf(c) ChAttrOf(c)
1634 #define AddAttr(c,a) c |= (a)
1635 #define RemAttr(c,a) c &= ~((a) & A_ATTRIBUTES)
1636 #define SetAttr(c,a) c = ((c) & ~A_ATTRIBUTES) | (a)
1637 #define NewChar(ch) (ch)
1638 #define NewChar2(c,a) ((c) | (a))
1639 #define CharEq(a,b) ((a) == (b))
1640 #define SetChar(ch,c,a) ch = (c) | (a)
1641 #define CHREF(wch) wch
1642 #define CHDEREF(wch) wch
1643 #define ARG_CH_T NCURSES_CH_T
1644 #define CARG_CH_T NCURSES_CH_T
1645 #define PUTC_DATA /* nothing */
1646 #define PUTC(ch) { \
1648 NCURSES_OUTC_FUNC (NCURSES_SP_ARGx (int) ch); \
1651 #define BLANK (' '|A_NORMAL)
1652 #define ZEROS ('\0'|A_NORMAL)
1653 #define ISBLANK(ch) (CharOf(ch) == ' ')
1655 #define isWidecExt(ch) (0)
1656 #define if_WIDEC(code) /* nothing */
1658 #define Charable(ch) ((ch) >= ' ' && (ch) <= '~')
1662 #define AttrOfD(ch) AttrOf(CHDEREF(ch))
1663 #define CharOfD(ch) CharOf(CHDEREF(ch))
1664 #define SetChar2(wch,ch) SetChar(wch,ChCharOf(ch),ChAttrOf(ch))
1666 #define BLANK_ATTR A_NORMAL
1667 #define BLANK_TEXT L(' ')
1671 #define LEGALYX(w, y, x) \
1673 ((x) >= 0 && (x) <= (w)->_maxx && \
1674 (y) >= 0 && (y) <= (w)->_maxy))
1676 #define CHANGED_CELL(line,col) \
1677 if (line->firstchar == _NOCHANGE) \
1678 line->firstchar = line->lastchar = (NCURSES_SIZE_T) (col); \
1679 else if ((col) < line->firstchar) \
1680 line->firstchar = (NCURSES_SIZE_T) (col); \
1681 else if ((col) > line->lastchar) \
1682 line->lastchar = (NCURSES_SIZE_T) (col)
1684 #define CHANGED_RANGE(line,start,end) \
1685 if (line->firstchar == _NOCHANGE \
1686 || line->firstchar > (start)) \
1687 line->firstchar = (NCURSES_SIZE_T) (start); \
1688 if (line->lastchar == _NOCHANGE \
1689 || line->lastchar < (end)) \
1690 line->lastchar = (NCURSES_SIZE_T) (end)
1692 #define CHANGED_TO_EOL(line,start,end) \
1693 if (line->firstchar == _NOCHANGE \
1694 || line->firstchar > (start)) \
1695 line->firstchar = (NCURSES_SIZE_T) (start); \
1696 line->lastchar = (NCURSES_SIZE_T) (end)
1698 #define SIZEOF(v) (sizeof(v)/sizeof(v[0]))
1700 #define FreeIfNeeded(p) if ((p) != 0) free(p)
1702 /* FreeAndNull() is not a comma-separated expression because some compilers
1703 * do not accept a mixture of void with values.
1705 #define FreeAndNull(p) do { free(p); p = 0; } while (0)
1707 #include <nc_alloc.h>
1710 * Use these for tic/infocmp malloc failures. Generally the ncurses library
1711 * tries to limp along after a failure.
1713 #define TYPE_MALLOC(type, size, name) \
1715 name = typeMalloc(type, size); \
1717 _nc_err_abort(MSG_NO_MEMORY); \
1720 #define TYPE_REALLOC(type, size, name) \
1722 name = typeRealloc(type, size, name); \
1724 _nc_err_abort(MSG_NO_MEMORY); \
1728 * TTY bit definition for converting tabs to spaces.
1731 # define OFLAGS_TABS TAB3 /* POSIX specifies TAB3 */
1734 # define OFLAGS_TABS XTABS /* XTABS is usually the "same" */
1737 # define OFLAGS_TABS OXTABS /* the traditional BSD equivalent */
1739 # define OFLAGS_TABS 0
1745 #define ROOT_UID 65535
1753 * Standardize/simplify common loops
1755 #define each_screen(p) p = _nc_screen_chain; p != 0; p = (p)->_next_screen
1756 #define each_window(sp,p) p = WindowList(sp); p != 0; p = (p)->next
1757 #define each_ripoff(p) p = safe_ripoff_stack; (p - safe_ripoff_stack) < N_RIPS; ++p
1760 * Prefixes for call/return points of library function traces. We use these to
1761 * instrument the public functions so that the traces can be easily transformed
1762 * into regression scripts.
1764 #define T_CALLED(fmt) "called {" fmt
1765 #define T_CREATE(fmt) "create :" fmt
1766 #define T_RETURN(fmt) "return }" fmt
1768 #define NonNull(s) ((s) != 0 ? s : "<null>")
1769 #define NonEmpty(s) ((s) != 0 && *(s) != '\0')
1774 #define TPUTS_TRACE(s) _nc_set_tputs_trace(s);
1776 #define TPUTS_TRACE(s) _nc_tputs_trace = s;
1779 #ifdef HAVE_CONSISTENT_GETENV
1780 #define START_TRACE() \
1781 if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \
1782 int t = _nc_getenv_num("NCURSES_TRACE"); \
1784 curses_trace((unsigned) t); \
1787 #define START_TRACE() /* nothing */
1791 * Many of the _tracef() calls use static buffers; lock the trace state before
1792 * trying to fill them.
1795 #define USE_TRACEF(mask) _nc_use_tracef(mask)
1796 extern NCURSES_EXPORT(int) _nc_use_tracef (unsigned);
1797 extern NCURSES_EXPORT(void) _nc_locked_tracef (const char *, ...) GCC_PRINTFLIKE(1,2);
1799 #define USE_TRACEF(mask) (_nc_tracing & (mask))
1800 #define _nc_locked_tracef _tracef
1803 #define TR(n, a) if (USE_TRACEF(n)) _nc_locked_tracef a
1804 #define T(a) TR(TRACE_CALLS, a)
1805 #define TRACE_RETURN(value,type) return _nc_retrace_##type((type)(value))
1806 #define TRACE_RETURN1(value,dst) return _nc_retrace_##dst(value)
1807 #define TRACE_RETURN2(value,dst,src) return _nc_retrace_##dst##_##src(value)
1808 #define TRACE_RETURN_SP(value,type) return _nc_retrace_##type(SP_PARM, value)
1810 typedef void VoidFunc(void);
1812 #define TR_FUNC_LEN ((sizeof(void *) + sizeof(void (*)(void))) * 2 + 4)
1813 #define TR_FUNC_BFR(max) char tr_func_data[max][TR_FUNC_LEN]
1814 #define TR_FUNC_ARG(num,func) _nc_fmt_funcptr(&tr_func_data[num][0], (const char *)&(func), sizeof((func)))
1816 #define returnAttr(code) TRACE_RETURN(code,attr_t)
1817 #define returnBits(code) TRACE_RETURN(code,unsigned)
1818 #define returnBool(code) TRACE_RETURN(code,bool)
1819 #define returnCPtr(code) TRACE_RETURN1(code,cptr)
1820 #define returnCVoidPtr(code) TRACE_RETURN1(code,cvoid_ptr)
1821 #define returnChar(code) TRACE_RETURN(code,char)
1822 #define returnChtype(code) TRACE_RETURN(code,chtype)
1823 #define returnCode(code) TRACE_RETURN(code,int)
1824 #define returnIntAttr(code) TRACE_RETURN2(code,int,attr_t)
1825 #define returnMMask(code) TRACE_RETURN_SP(code,mmask_t)
1826 #define returnPtr(code) TRACE_RETURN1(code,ptr)
1827 #define returnSP(code) TRACE_RETURN1(code,sp)
1828 #define returnVoid T((T_RETURN(""))); return
1829 #define returnVoidPtr(code) TRACE_RETURN1(code,void_ptr)
1830 #define returnWin(code) TRACE_RETURN1(code,win)
1832 #define returnDB(rc) do { TR(TRACE_DATABASE,(T_RETURN("code %d"), (rc))); return (rc); } while (0)
1834 extern NCURSES_EXPORT(NCURSES_BOOL) _nc_retrace_bool (int);
1835 extern NCURSES_EXPORT(NCURSES_CONST void *) _nc_retrace_cvoid_ptr (NCURSES_CONST void *);
1836 extern NCURSES_EXPORT(SCREEN *) _nc_retrace_sp (SCREEN *);
1837 extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *);
1838 extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t);
1839 extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *);
1840 extern NCURSES_EXPORT(char *) _nc_trace_ttymode(TTY *tty);
1841 extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list);
1842 extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype);
1843 extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype);
1844 extern NCURSES_EXPORT(const char *) _nc_retrace_cptr (const char *);
1845 extern NCURSES_EXPORT(char) _nc_retrace_char (int);
1846 extern NCURSES_EXPORT(int) _nc_retrace_int (int);
1847 extern NCURSES_EXPORT(int) _nc_retrace_int_attr_t (attr_t);
1848 extern NCURSES_EXPORT(mmask_t) _nc_retrace_mmask_t (SCREEN *, mmask_t);
1849 extern NCURSES_EXPORT(unsigned) _nc_retrace_unsigned (unsigned);
1850 extern NCURSES_EXPORT(void *) _nc_retrace_void_ptr (void *);
1851 extern NCURSES_EXPORT(void) _nc_fifo_dump (SCREEN *);
1853 extern NCURSES_EXPORT(char *) _nc_fmt_funcptr(char *, const char *, size_t);
1856 NCURSES_WRAPPED_VAR(long, _nc_outchars);
1857 NCURSES_WRAPPED_VAR(const char *, _nc_tputs_trace);
1858 #define _nc_outchars NCURSES_PUBLIC_VAR(_nc_outchars())
1859 #define _nc_tputs_trace NCURSES_PUBLIC_VAR(_nc_tputs_trace())
1860 extern NCURSES_EXPORT(void) _nc_set_tputs_trace (const char *);
1861 extern NCURSES_EXPORT(void) _nc_count_outchars (long);
1863 extern NCURSES_EXPORT_VAR(const char *) _nc_tputs_trace;
1864 extern NCURSES_EXPORT_VAR(long) _nc_outchars;
1867 extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing;
1869 extern NCURSES_EXPORT(char *) _nc_tracebits (void);
1870 extern NCURSES_EXPORT(char *) _tracemouse (const MEVENT *);
1871 extern NCURSES_EXPORT(void) _tracedump (const char *, WINDOW *);
1873 #if USE_WIDEC_SUPPORT
1874 extern NCURSES_EXPORT(const char *) _nc_viswbuf2 (int, const wchar_t *);
1875 extern NCURSES_EXPORT(const char *) _nc_viswbufn (const wchar_t *, int);
1878 extern NCURSES_EXPORT(const char *) _nc_viscbuf2 (int, const NCURSES_CH_T *, int);
1879 extern NCURSES_EXPORT(const char *) _nc_viscbuf (const NCURSES_CH_T *, int);
1883 #define START_TRACE() /* nothing */
1887 #define TPUTS_TRACE(s)
1888 #define TR_FUNC_BFR(max)
1890 #define returnAttr(code) return code
1891 #define returnBits(code) return code
1892 #define returnBool(code) return code
1893 #define returnCPtr(code) return code
1894 #define returnCVoidPtr(code) return code
1895 #define returnChar(code) return ((char) code)
1896 #define returnChtype(code) return code
1897 #define returnCode(code) return code
1898 #define returnIntAttr(code) return code
1899 #define returnMMask(code) return code
1900 #define returnPtr(code) return code
1901 #define returnSP(code) return code
1902 #define returnVoid return
1903 #define returnVoidPtr(code) return code
1904 #define returnWin(code) return code
1906 #define returnDB(code) return code
1908 #endif /* TRACE/!TRACE */
1911 * Workaround for defective implementation of gcc attribute warn_unused_result
1913 #if defined(__GNUC__) && defined(_FORTIFY_SOURCE)
1914 #define IGNORE_RC(func) errno = (int) func
1916 #define IGNORE_RC(func) (void) func
1917 #endif /* gcc workarounds */
1920 * Return-codes for tgetent() and friends.
1922 #define TGETENT_YES 1 /* entry is found */
1923 #define TGETENT_NO 0 /* entry is not found */
1924 #define TGETENT_ERR -1 /* an error occurred */
1926 extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *);
1927 extern NCURSES_EXPORT(const char *) _nc_visbufn (const char *, int);
1929 #define EMPTY_MODULE(name) \
1930 extern NCURSES_EXPORT(void) name (void); \
1931 NCURSES_EXPORT(void) name (void) { }
1933 #define ALL_BUT_COLOR ((chtype)~(A_COLOR))
1934 #define NONBLANK_ATTR (A_BOLD | A_DIM | A_BLINK | A_ITALIC)
1935 #define TPARM_ATTR (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_ALTCHARSET | A_INVIS | A_PROTECT)
1936 #define XMC_CONFLICT (A_STANDOUT | A_UNDERLINE | A_REVERSE | A_BLINK | A_DIM | A_BOLD | A_INVIS | A_PROTECT | A_ITALIC)
1937 #define XMC_CHANGES(c) ((c) & SP_PARM->_xmc_suppress)
1939 #define toggle_attr_on(S,at) {\
1940 if (PairNumber(at) > 0) {\
1941 (S) = ((S) & ALL_BUT_COLOR) | (attr_t) (at);\
1943 (S) |= (attr_t) (at);\
1945 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1948 #define toggle_attr_off(S,at) {\
1949 if (PairNumber(at) > 0) {\
1950 (S) &= ~(at|A_COLOR);\
1954 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1956 #define DelCharCost(sp,count) \
1959 : ((delete_character != 0) \
1960 ? (sp->_dch1_cost * count) \
1963 #define InsCharCost(sp,count) \
1966 : ((enter_insert_mode && exit_insert_mode) \
1967 ? sp->_smir_cost + sp->_rmir_cost + (sp->_ip_cost * count) \
1968 : ((insert_character != 0) \
1969 ? ((sp->_ich1_cost + sp->_ip_cost) * count) \
1973 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1974 attr_t chg = AttrOf(SCREEN_ATTRS(sp)); \
1975 VIDPUTS(sp, AttrOf(c), GetPair(c)); \
1976 if (magic_cookie_glitch > 0 \
1977 && XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(sp))))) { \
1978 T(("%s @%d before glitch %d,%d", \
1979 __FILE__, __LINE__, \
1982 NCURSES_SP_NAME(_nc_do_xmc_glitch)(NCURSES_SP_ARGx chg); \
1986 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1987 VIDPUTS(sp, AttrOf(c), GetPair(c)); \
1992 * Macros to make additional parameter to implement wgetch_events()
1994 #ifdef NCURSES_WGETCH_EVENTS
1995 #define EVENTLIST_0th(param) param
1996 #define EVENTLIST_1st(param) param
1997 #define EVENTLIST_2nd(param) , param
1998 #define TWAIT_MASK (TW_ANY | TW_EVENT)
2000 #define EVENTLIST_0th(param) void
2001 #define EVENTLIST_1st(param) /* nothing */
2002 #define EVENTLIST_2nd(param) /* nothing */
2003 #define TWAIT_MASK TW_ANY
2006 #if NCURSES_EXPANDED && NCURSES_EXT_FUNCS
2008 #undef toggle_attr_on
2009 #define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at)
2010 extern NCURSES_EXPORT(void) _nc_toggle_attr_on (attr_t *, attr_t);
2012 #undef toggle_attr_off
2013 #define toggle_attr_off(S,at) _nc_toggle_attr_off(&(S), at)
2014 extern NCURSES_EXPORT(void) _nc_toggle_attr_off (attr_t *, attr_t);
2017 #define DelCharCost(sp, count) NCURSES_SP_NAME(_nc_DelCharCost)(NCURSES_SP_ARGx count)
2020 #define InsCharCost(sp, count) NCURSES_SP_NAME(_nc_InsCharCost)(NCURSES_SP_ARGx count)
2022 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_DelCharCost) (NCURSES_SP_DCLx int _c);
2023 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_InsCharCost) (NCURSES_SP_DCLx int _c);
2026 #define UpdateAttrs(sp,c) NCURSES_SP_NAME(_nc_UpdateAttrs)(NCURSES_SP_ARGx CHREF(c))
2028 #if USE_WIDEC_SUPPORT || defined(NEED_NCURSES_CH_T)
2029 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx CARG_CH_T _c);
2031 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx chtype c);
2034 #if NCURSES_SP_FUNCS
2035 extern NCURSES_EXPORT(int) _nc_DelCharCost (int);
2036 extern NCURSES_EXPORT(int) _nc_InsCharCost (int);
2037 extern NCURSES_EXPORT(void) _nc_UpdateAttrs (CARG_CH_T);
2038 #endif /* NCURSES_SP_FUNCS */
2042 extern NCURSES_EXPORT(void) _nc_expanded (void);
2046 #if !NCURSES_EXT_FUNCS
2047 #define set_escdelay(value) ESCDELAY = value
2051 #define getcwd(buf,len) getwd(buf)
2054 #define save_ttytype(termp) \
2055 if (TerminalType(termp).term_names != 0) { \
2056 _nc_STRNCPY(ttytype, \
2057 TerminalType(termp).term_names, \
2059 ttytype[NAMESIZE - 1] = '\0'; \
2062 #if !NCURSES_WCWIDTH_GRAPHICS
2063 extern NCURSES_EXPORT(int) _nc_wacs_width(unsigned);
2065 #define _nc_wacs_width(ch) wcwidth(ch)
2069 #if USE_WIDEC_SUPPORT
2070 extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t);
2071 extern NCURSES_EXPORT(int) _nc_to_char(wint_t);
2072 extern NCURSES_EXPORT(wint_t) _nc_to_widechar(int);
2077 short nte_name; /* offset of name to hash on */
2078 int nte_type; /* BOOLEAN, NUMBER or STRING */
2079 short nte_index; /* index of associated variable in its array */
2080 short nte_link; /* index in table of next hash, or -1 */
2090 /* comp_userdefs.c */
2092 short ute_name; /* offset of name to hash on */
2093 unsigned ute_type; /* mask (BOOLEAN, NUMBER, STRING) */
2094 unsigned ute_argc; /* number of parameters */
2095 unsigned ute_args; /* bit-mask for string parameters */
2096 short ute_index; /* index of associated variable in its array */
2097 short ute_link; /* index in table of next hash, or -1 */
2102 extern NCURSES_EXPORT(void) _nc_do_xmc_glitch (attr_t);
2106 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
2107 extern NCURSES_EXPORT(void) _nc_linedump (void);
2111 extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */
2112 extern NCURSES_EXPORT(int) _nc_msec_cost (const char *const, int); /* used by 'tack' program */
2115 #if USE_WIDEC_SUPPORT
2116 NCURSES_EXPORT(int) _nc_build_wch(WINDOW *win, ARG_CH_T ch);
2120 #if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2121 extern NCURSES_EXPORT(int) _nc_wchstrlen(const cchar_t *);
2125 extern NCURSES_EXPORT(int) _nc_init_color(SCREEN *, int, int, int, int);
2126 extern NCURSES_EXPORT(int) _nc_init_pair(SCREEN *, int, int, int);
2127 extern NCURSES_EXPORT(int) _nc_pair_content(SCREEN *, int, int *, int *);
2128 extern NCURSES_EXPORT(bool) _nc_reset_colors(void);
2129 extern NCURSES_EXPORT(void) _nc_reserve_pairs(SCREEN *, int);
2130 extern NCURSES_EXPORT(void) _nc_change_pair(SCREEN *, int);
2132 #define ReservePairs(sp,want) \
2133 if ((sp->_color_pairs == 0) || (want >= sp->_pair_alloc)) \
2134 _nc_reserve_pairs(sp, want)
2137 extern NCURSES_EXPORT(int) _nc_wgetch(WINDOW *, int *, int EVENTLIST_2nd(_nc_eventlist *));
2140 extern NCURSES_EXPORT(int) _nc_insert_ch(SCREEN *, WINDOW *, chtype);
2143 #define INFINITY 1000000 /* cost: too high to use */
2145 extern NCURSES_EXPORT(int) _nc_mvcur(int yold, int xold, int ynew, int xnew);
2147 extern NCURSES_EXPORT(void) _nc_mvcur_init (void);
2148 extern NCURSES_EXPORT(void) _nc_mvcur_resume (void);
2149 extern NCURSES_EXPORT(void) _nc_mvcur_wrap (void);
2151 extern NCURSES_EXPORT(int) _nc_scrolln (int, int, int, int);
2153 extern NCURSES_EXPORT(void) _nc_screen_init (void);
2154 extern NCURSES_EXPORT(void) _nc_screen_resume (void);
2155 extern NCURSES_EXPORT(void) _nc_screen_wrap (void);
2158 extern NCURSES_EXPORT(bool) _nc_has_mouse (SCREEN *);
2161 #define INFINITY 1000000 /* cost: too high to use */
2162 #define BAUDBYTE 9 /* 9 = 7 bits + 1 parity + 1 stop */
2165 extern NCURSES_EXPORT(char *) _nc_get_locale(void);
2166 extern NCURSES_EXPORT(int) _nc_unicode_locale(void);
2167 extern NCURSES_EXPORT(int) _nc_locale_breaks_acs(TERMINAL *);
2168 extern NCURSES_EXPORT(int) _nc_setupterm(const char *, int, int *, int);
2169 extern NCURSES_EXPORT(void) _nc_tinfo_cmdch(TERMINAL *, int);
2172 extern NCURSES_EXPORT(SCREEN *) _nc_find_prescr(void);
2173 extern NCURSES_EXPORT(void) _nc_forget_prescr(void);
2175 #define _nc_find_prescr() _nc_prescreen.allocated
2176 #define _nc_forget_prescr() _nc_prescreen.allocated = 0
2179 /* lib_set_term.c */
2180 extern NCURSES_EXPORT(int) _nc_ripoffline(int, int(*)(WINDOW*, int));
2183 #define ExitTerminfo(code) exit_terminfo(code)
2185 #define SETUP_FAIL ERR
2187 #define ret_error(rc, fmt, p, q) if (errret) {\
2190 returnCode(SETUP_FAIL);\
2192 fprintf(stderr, fmt, p);\
2194 ExitTerminfo(EXIT_FAILURE);\
2197 #define ret_error1(rc, fmt, p, q) ret_error(rc, "'%s': " fmt, p, q)
2199 #define ret_error0(rc, msg) if (errret) {\
2201 returnCode(SETUP_FAIL);\
2203 fprintf(stderr, msg);\
2204 ExitTerminfo(EXIT_FAILURE);\
2209 extern NCURSES_EXPORT(int) _nc_handle_sigwinch(SCREEN *);
2211 #define _nc_handle_sigwinch(a) /* nothing */
2215 #if USE_WIDEC_SUPPORT
2216 extern NCURSES_EXPORT(void) _nc_init_wacs(void);
2220 char *s_head; /* beginning of the string (may be null) */
2221 char *s_tail; /* end of the string (may be null) */
2222 size_t s_size; /* current remaining size available */
2223 size_t s_init; /* total size available */
2227 extern NCURSES_EXPORT(string_desc *) _nc_str_init (string_desc *, char *, size_t);
2228 extern NCURSES_EXPORT(string_desc *) _nc_str_null (string_desc *, size_t);
2229 extern NCURSES_EXPORT(string_desc *) _nc_str_copy (string_desc *, string_desc *);
2230 extern NCURSES_EXPORT(bool) _nc_safe_strcat (string_desc *, const char *);
2231 extern NCURSES_EXPORT(bool) _nc_safe_strcpy (string_desc *, const char *);
2234 #define strstr _nc_strstr
2235 extern NCURSES_EXPORT(char *) _nc_strstr (const char *, const char *);
2238 /* safe_sprintf.c */
2239 extern NCURSES_EXPORT(char *) _nc_printf_string (const char *, va_list);
2242 extern NCURSES_EXPORT(int) _nc_add_to_try (TRIES **, const char *, unsigned);
2243 extern NCURSES_EXPORT(char *) _nc_expand_try (TRIES *, unsigned, int *, size_t);
2244 extern NCURSES_EXPORT(int) _nc_remove_key (TRIES **, unsigned);
2245 extern NCURSES_EXPORT(int) _nc_remove_string (TRIES **, const char *);
2248 extern NCURSES_EXPORT(SCREEN *) _nc_screen_of (WINDOW *);
2249 extern NCURSES_EXPORT(TERMINAL*) _nc_get_cur_term (void);
2250 extern NCURSES_EXPORT(WINDOW *) _nc_makenew (int, int, int, int, int);
2251 extern NCURSES_EXPORT(char *) _nc_trace_buf (int, size_t);
2252 extern NCURSES_EXPORT(char *) _nc_trace_bufcat (int, const char *);
2253 extern NCURSES_EXPORT(char *) _nc_tracechar (SCREEN *, int);
2254 extern NCURSES_EXPORT(char *) _nc_tracemouse (SCREEN *, MEVENT const *);
2255 extern NCURSES_EXPORT(char *) _nc_trace_mmask_t (SCREEN *, mmask_t);
2256 extern NCURSES_EXPORT(int) _nc_access (const char *, int);
2257 extern NCURSES_EXPORT(int) _nc_baudrate (int);
2258 extern NCURSES_EXPORT(int) _nc_freewin (WINDOW *);
2259 extern NCURSES_EXPORT(int) _nc_getenv_num (const char *);
2260 extern NCURSES_EXPORT(int) _nc_keypad (SCREEN *, int);
2261 extern NCURSES_EXPORT(int) _nc_ospeed (int);
2262 extern NCURSES_EXPORT(int) _nc_outch (int);
2263 extern NCURSES_EXPORT(int) _nc_putchar (int);
2264 extern NCURSES_EXPORT(int) _nc_putp(const char *, const char *);
2265 extern NCURSES_EXPORT(int) _nc_putp_flush(const char *, const char *);
2266 extern NCURSES_EXPORT(int) _nc_read_termcap_entry (const char *const, TERMTYPE2 *const);
2267 extern NCURSES_EXPORT(int) _nc_setup_tinfo(const char *, TERMTYPE2 *);
2268 extern NCURSES_EXPORT(int) _nc_setupscreen (int, int, FILE *, int, int);
2269 extern NCURSES_EXPORT(int) _nc_timed_wait (SCREEN *, int, int, int * EVENTLIST_2nd(_nc_eventlist *));
2270 extern NCURSES_EXPORT(void) _nc_init_termtype (TERMTYPE2 *const);
2271 extern NCURSES_EXPORT(void) _nc_do_color (int, int, int, NCURSES_OUTC);
2272 extern NCURSES_EXPORT(void) _nc_flush (void);
2273 extern NCURSES_EXPORT(void) _nc_free_entry (ENTRY *, TERMTYPE2 *);
2274 extern NCURSES_EXPORT(void) _nc_freeall (void);
2275 extern NCURSES_EXPORT(void) _nc_hash_map (void);
2276 extern NCURSES_EXPORT(void) _nc_init_keytry (SCREEN *);
2277 extern NCURSES_EXPORT(void) _nc_keep_tic_dir (const char *);
2278 extern NCURSES_EXPORT(void) _nc_make_oldhash (int i);
2279 extern NCURSES_EXPORT(void) _nc_scroll_oldhash (int n, int top, int bot);
2280 extern NCURSES_EXPORT(void) _nc_scroll_optimize (void);
2281 extern NCURSES_EXPORT(void) _nc_set_buffer (FILE *, int);
2282 extern NCURSES_EXPORT(void) _nc_setenv_num (const char *, int);
2283 extern NCURSES_EXPORT(void) _nc_signal_handler (int);
2284 extern NCURSES_EXPORT(void) _nc_synchook (WINDOW *);
2285 extern NCURSES_EXPORT(void) _nc_trace_tries (TRIES *);
2287 #if NCURSES_EXT_NUMBERS
2288 extern NCURSES_EXPORT(const TERMTYPE2 *) _nc_fallback2 (const char *);
2290 #define _nc_fallback2(tp) _nc_fallback(tp)
2293 #if NCURSES_EXT_NUMBERS
2294 extern NCURSES_EXPORT(void) _nc_copy_termtype2 (TERMTYPE2 *, const TERMTYPE2 *);
2295 extern NCURSES_EXPORT(void) _nc_export_termtype2(TERMTYPE *, const TERMTYPE2 *);
2297 #define _nc_copy_termtype2(dst,src) _nc_copy_termtype((dst),(src))
2298 #define _nc_export_termtype2(dst,src) /* nothing */
2299 #define _nc_free_termtype2(t) _nc_free_termtype(t)
2301 #define _nc_read_entry2 _nc_read_entry
2305 extern NCURSES_EXPORT(void) _nc_alloc_entry_leaks(void);
2306 extern NCURSES_EXPORT(void) _nc_captoinfo_leaks(void);
2307 extern NCURSES_EXPORT(void) _nc_codes_leaks(void);
2308 extern NCURSES_EXPORT(void) _nc_comp_captab_leaks(void);
2309 extern NCURSES_EXPORT(void) _nc_comp_error_leaks(void);
2310 extern NCURSES_EXPORT(void) _nc_comp_scan_leaks(void);
2311 extern NCURSES_EXPORT(void) _nc_comp_userdefs_leaks(void);
2312 extern NCURSES_EXPORT(void) _nc_db_iterator_leaks(void);
2313 extern NCURSES_EXPORT(void) _nc_keyname_leaks(void);
2314 extern NCURSES_EXPORT(void) _nc_names_leaks(void);
2315 extern NCURSES_EXPORT(void) _nc_tgetent_leak(TERMINAL *);
2316 extern NCURSES_EXPORT(void) _nc_tgetent_leaks(void);
2319 #if !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2320 extern NCURSES_EXPORT(NCURSES_CH_T) _nc_render (WINDOW *, NCURSES_CH_T);
2321 extern NCURSES_EXPORT(int) _nc_waddch_nosync (WINDOW *, const NCURSES_CH_T);
2322 extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, int const, int const, NCURSES_CH_T);
2325 #if USE_WIDEC_SUPPORT
2326 extern NCURSES_EXPORT(int) _nc_insert_wch(WINDOW *, const cchar_t *);
2329 #if USE_WIDEC_SUPPORT && !(defined(USE_TERMLIB) || defined(USE_BUILD_CC))
2330 extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *);
2334 extern NCURSES_EXPORT(void) _nc_update_screensize (SCREEN *);
2338 extern NCURSES_EXPORT(void) _nc_resize_margins (WINDOW *);
2340 #define _nc_resize_margins(wp) /* nothing */
2343 #ifdef NCURSES_WGETCH_EVENTS
2344 extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *);
2346 #define wgetch_events(win, evl) wgetch(win)
2347 #define wgetnstr_events(win, str, maxlen, evl) wgetnstr(win, str, maxlen)
2351 * Wide-character macros to hide some platform-differences.
2353 #if USE_WIDEC_SUPPORT
2355 #if defined(_WIN32) && !defined(_MSC_VER)
2357 * MinGW has wide-character functions, but they do not work correctly.
2360 extern int __MINGW_NOTHROW _nc_wctomb(char *, wchar_t);
2361 #define wctomb(s,wc) _nc_wctomb(s,wc)
2362 #define wcrtomb(s,wc,n) _nc_wctomb(s,wc)
2364 extern int __MINGW_NOTHROW _nc_mbtowc(wchar_t *, const char *, size_t);
2365 #define mbtowc(pwc,s,n) _nc_mbtowc(pwc,s,n)
2367 extern int __MINGW_NOTHROW _nc_mblen(const char *, size_t);
2368 #define mblen(s,n) _nc_mblen(s, n)
2372 #if HAVE_MBTOWC && HAVE_MBLEN
2373 #define reset_mbytes(state) IGNORE_RC(mblen(NULL, (size_t) 0)), IGNORE_RC(mbtowc(NULL, NULL, (size_t) 0))
2374 #define count_mbytes(buffer,length,state) mblen(buffer,length)
2375 #define check_mbytes(wch,buffer,length,state) \
2376 (int) mbtowc(&wch, buffer, length)
2377 #define state_unused
2378 #elif HAVE_MBRTOWC && HAVE_MBRLEN
2379 #define reset_mbytes(state) init_mb(state)
2380 #define count_mbytes(buffer,length,state) mbrlen(buffer,length,&state)
2381 #define check_mbytes(wch,buffer,length,state) \
2382 (int) mbrtowc(&wch, buffer, length, &state)
2387 #endif /* USE_WIDEC_SUPPORT */
2390 * Not everyone has vsscanf(), but we'd like to use it for scanw().
2393 extern int vsscanf(const char *str, const char *format, va_list __arg);
2396 /* scroll indices */
2397 extern NCURSES_EXPORT_VAR(int *) _nc_oldnums;
2399 #define USE_SETBUF_0 0
2401 #define NC_OUTPUT(sp) ((sp != 0 && sp->_ofp != 0) ? sp->_ofp : stdout)
2404 * On systems with a broken linker, define 'SP' as a function to force the
2405 * linker to pull in the data-only module with 'SP'.
2407 #define _nc_alloc_screen_sp() typeCalloc(SCREEN, 1)
2410 #define SP _nc_screen()
2411 extern NCURSES_EXPORT(SCREEN *) _nc_screen (void);
2412 extern NCURSES_EXPORT(int) _nc_alloc_screen (void);
2413 extern NCURSES_EXPORT(void) _nc_set_screen (SCREEN *);
2414 #define CURRENT_SCREEN _nc_screen()
2416 /* current screen is private data; avoid possible linking conflicts too */
2417 extern NCURSES_EXPORT_VAR(SCREEN *) SP;
2418 #define CURRENT_SCREEN SP
2419 #define _nc_alloc_screen() ((SP = _nc_alloc_screen_sp()) != 0)
2420 #define _nc_set_screen(sp) SP = sp
2423 #if NCURSES_SP_FUNCS
2424 #define CURRENT_SCREEN_PRE (IsPreScreen(CURRENT_SCREEN) ? CURRENT_SCREEN : new_prescr())
2426 #define CURRENT_SCREEN_PRE CURRENT_SCREEN
2430 * We don't want to use the lines or columns capabilities internally, because
2431 * if the application is running multiple screens under X, it's quite possible
2432 * they could all have type xterm but have different sizes! So...
2434 #define screen_lines(sp) (sp)->_lines
2435 #define screen_columns(sp) (sp)->_columns
2437 extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int);
2438 extern NCURSES_EXPORT(int) _nc_format_slks (NCURSES_SP_DCLx int _c);
2441 * Some constants related to SLK's
2443 #define MAX_SKEY_OLD 8 /* count of soft keys */
2444 #define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */
2445 #define MAX_SKEY_PC 12 /* This is what most PC's have */
2446 #define MAX_SKEY_LEN_PC 5
2448 /* Macro to check whether or not we use a standard format */
2449 #define SLK_STDFMT(fmt) (fmt < 3)
2450 /* Macro to determine height of label window */
2451 #define SLK_LINES(fmt) (SLK_STDFMT(fmt) ? 1 : ((fmt) - 2))
2453 #define MAX_SKEY(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_OLD : MAX_SKEY_PC)
2454 #define MAX_SKEY_LEN(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC)
2457 * Common error messages
2459 #define MSG_NO_MEMORY "Out of memory"
2460 #define MSG_NO_INPUTS "Premature EOF"
2462 extern NCURSES_EXPORT(int) _nc_set_tty_mode(TTY *);
2463 extern NCURSES_EXPORT(int) _nc_get_tty_mode(TTY *);
2465 /* timed_wait flag definitions */
2469 #define TW_ANY (TW_INPUT | TW_MOUSE)
2472 #define SetSafeOutcWrapper(outc) \
2473 SCREEN* sp = CURRENT_SCREEN; \
2474 struct screen outc_wrapper; \
2476 sp = &outc_wrapper; \
2477 memset(sp,0,sizeof(struct screen)); \
2478 sp->_outch = _nc_outc_wrapper; \
2482 #ifdef USE_TERM_DRIVER
2484 typedef struct _termInfo
2503 const color_t* defaultPalette;
2506 typedef struct term_driver {
2508 const char* (*td_name)(struct DriverTCB*);
2509 bool (*td_CanHandle)(struct DriverTCB*, const char*, int*);
2510 void (*td_init)(struct DriverTCB*);
2511 void (*td_release)(struct DriverTCB*);
2512 int (*td_size)(struct DriverTCB*, int* Line, int *Cols);
2513 int (*td_sgmode)(struct DriverTCB*, int setFlag, TTY*);
2514 chtype (*td_conattr)(struct DriverTCB*);
2515 int (*td_hwcur)(struct DriverTCB*, int yold, int xold, int y, int x);
2516 int (*td_mode)(struct DriverTCB*, int progFlag, int defFlag);
2517 bool (*td_rescol)(struct DriverTCB*);
2518 bool (*td_rescolors)(struct DriverTCB*);
2519 void (*td_color)(struct DriverTCB*, int fore, int color, int(*)(SCREEN*, int));
2520 int (*td_doBeepOrFlash)(struct DriverTCB*, int);
2521 void (*td_initpair)(struct DriverTCB*, int, int, int);
2522 void (*td_initcolor)(struct DriverTCB*, int, int, int, int);
2523 void (*td_docolor)(struct DriverTCB*, int, int, int, int(*)(SCREEN*, int));
2524 void (*td_initmouse)(struct DriverTCB*);
2525 int (*td_testmouse)(struct DriverTCB*, int EVENTLIST_2nd(_nc_eventlist*));
2526 void (*td_setfilter)(struct DriverTCB*);
2527 void (*td_hwlabel)(struct DriverTCB*, int, char*);
2528 void (*td_hwlabelOnOff)(struct DriverTCB*, int);
2529 int (*td_update)(struct DriverTCB*);
2530 int (*td_defaultcolors)(struct DriverTCB*, int, int);
2531 int (*td_print)(struct DriverTCB*, char*, int);
2532 int (*td_getsize)(struct DriverTCB*, int*, int*);
2533 int (*td_setsize)(struct DriverTCB*, int, int);
2534 void (*td_initacs)(struct DriverTCB*, chtype*, chtype*);
2535 void (*td_scinit)(SCREEN *);
2536 void (*td_scexit)(SCREEN *);
2537 int (*td_twait)(struct DriverTCB*, int, int, int* EVENTLIST_2nd(_nc_eventlist*));
2538 int (*td_read)(struct DriverTCB*, int*);
2539 int (*td_nap)(struct DriverTCB*, int);
2540 int (*td_kpad)(struct DriverTCB*, int);
2541 int (*td_kyOk)(struct DriverTCB*, int, int);
2542 bool (*td_kyExist)(struct DriverTCB*, int);
2543 int (*td_cursorSet)(struct DriverTCB*, int);
2546 typedef struct DriverTCB
2548 TERMINAL term; /* needs to be the first Element !!! */
2549 TERM_DRIVER* drv; /* The driver for that Terminal */
2550 SCREEN* csp; /* The screen that owns that Terminal */
2551 TerminalInfo info; /* Driver independent core capabilities of the Terminal */
2552 void* prop; /* Driver dependent property storage to be used by the Driver */
2554 } TERMINAL_CONTROL_BLOCK;
2556 #define NCDRV_MAGIC(id) (0x47110000 | (id&0xffff))
2557 #define NCDRV_TINFO 0x01
2558 #define NCDRV_WINCONSOLE 0x02
2560 #define TCBOf(sp) ((TERMINAL_CONTROL_BLOCK*)(TerminalOf(sp)))
2561 #define InfoOf(sp) TCBOf(sp)->info
2562 #define CallDriver(sp,method) TCBOf(sp)->drv->method(TCBOf(sp))
2563 #define CallDriver_1(sp,method,arg1) TCBOf(sp)->drv->method(TCBOf(sp),arg1)
2564 #define CallDriver_2(sp,method,arg1,arg2) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2)
2565 #define CallDriver_3(sp,method,arg1,arg2,arg3) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3)
2566 #define CallDriver_4(sp,method,arg1,arg2,arg3,arg4) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3,arg4)
2568 extern NCURSES_EXPORT_VAR(const color_t*) _nc_cga_palette;
2569 extern NCURSES_EXPORT_VAR(const color_t*) _nc_hls_palette;
2571 extern NCURSES_EXPORT(int) _nc_get_driver(TERMINAL_CONTROL_BLOCK*, const char*, int*);
2572 extern NCURSES_EXPORT(void) _nc_get_screensize_ex(SCREEN *, TERMINAL *, int *, int *);
2573 #endif /* USE_TERM_DRIVER */
2576 * Entrypoints which are actually provided in the terminal driver, which would
2577 * be an sp-name otherwise.
2579 #ifdef USE_TERM_DRIVER
2580 #define TINFO_HAS_KEY _nc_tinfo_has_key
2581 #define TINFO_DOUPDATE _nc_tinfo_doupdate
2582 #define TINFO_MVCUR _nc_tinfo_mvcur
2583 extern NCURSES_EXPORT(int) TINFO_HAS_KEY(SCREEN*, int);
2584 extern NCURSES_EXPORT(int) TINFO_DOUPDATE(SCREEN *);
2585 extern NCURSES_EXPORT(int) TINFO_MVCUR(SCREEN*, int, int, int, int);
2587 #define TINFO_HAS_KEY NCURSES_SP_NAME(has_key)
2588 #define TINFO_DOUPDATE NCURSES_SP_NAME(doupdate)
2589 #define TINFO_MVCUR NCURSES_SP_NAME(_nc_mvcur)
2593 * Entrypoints using an extra parameter with the terminal driver.
2595 #ifdef USE_TERM_DRIVER
2596 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, TERMINAL *, int *, int *);
2597 extern NCURSES_EXPORT(int) _nc_setupterm_ex(TERMINAL **, const char *, int , int *, int);
2598 #define TINFO_GET_SIZE(sp, tp, lp, cp) \
2599 _nc_get_screensize(sp, tp, lp, cp)
2600 #define TINFO_SET_CURTERM(sp, tp) \
2601 NCURSES_SP_NAME(set_curterm)(sp, tp)
2602 #define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \
2603 _nc_setupterm_ex(tpp, name, fd, err, reuse)
2604 #else /* !USE_TERM_DRIVER */
2605 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, int *, int *);
2606 #define TINFO_GET_SIZE(sp, tp, lp, cp) \
2607 _nc_get_screensize(sp, lp, cp)
2608 #define TINFO_SET_CURTERM(sp, tp) \
2610 #define TINFO_SETUP_TERM(tpp, name, fd, err, reuse) \
2611 _nc_setupterm(name, fd, err, reuse)
2612 #endif /* !USE_TERM_DRIVER */
2614 #ifdef USE_TERM_DRIVER
2615 #if defined(USE_WIN32CON_DRIVER)
2616 #include <nc_mingw.h>
2617 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_WIN_DRIVER;
2618 extern NCURSES_EXPORT(int) _nc_mingw_isatty(int fd);
2619 extern NCURSES_EXPORT(int) _nc_mingw_isconsole(int fd);
2620 extern NCURSES_EXPORT(int) _nc_mingw_console_read(
2624 extern NCURSES_EXPORT(int) _nc_mingw_testmouse(
2627 int delay EVENTLIST_2nd(_nc_eventlist*));
2630 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
2633 #if defined(USE_TERM_DRIVER) && defined(USE_WIN32CON_DRIVER)
2634 #define NC_ISATTY(fd) _nc_mingw_isatty(fd)
2636 #define NC_ISATTY(fd) isatty(fd)
2639 #ifdef USE_TERM_DRIVER
2640 # define IsTermInfo(sp) ((TCBOf(sp) != 0) && ((TCBOf(sp)->drv->isTerminfo)))
2641 # define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp))
2642 # if defined(USE_WIN32CON_DRIVER)
2643 # define IsTermInfoOnConsole(sp) (IsTermInfo(sp)&&_nc_mingw_isconsole(TerminalOf(sp)->Filedes))
2645 # define IsTermInfoOnConsole(sp) FALSE
2648 # define IsTermInfo(sp) TRUE
2649 # define HasTInfoTerminal(sp) (0 != TerminalOf(sp))
2650 # define IsTermInfoOnConsole(sp) FALSE
2653 #define IsValidTIScreen(sp) (HasTInfoTerminal(sp))
2656 * Exported entrypoints beyond the published API
2658 #if NCURSES_SP_FUNCS
2659 extern NCURSES_EXPORT(WINDOW *) _nc_curscr_of(SCREEN*);
2660 extern NCURSES_EXPORT(WINDOW *) _nc_newscr_of(SCREEN*);
2661 extern NCURSES_EXPORT(WINDOW *) _nc_stdscr_of(SCREEN*);
2662 extern NCURSES_EXPORT(int) _nc_outc_wrapper(SCREEN*,int);
2665 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_TABSIZE)(SCREEN*);
2666 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(longname)(SCREEN*);
2669 #if NCURSES_EXT_FUNCS
2670 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tabsize)(SCREEN*, int);
2674 * We put the safe versions of various calls here as they are not published
2675 * part of the API up to now
2677 extern NCURSES_EXPORT(TERMINAL*) NCURSES_SP_NAME(_nc_get_cur_term) (SCREEN *sp);
2678 extern NCURSES_EXPORT(WINDOW *) NCURSES_SP_NAME(_nc_makenew) (SCREEN*, int, int, int, int, int);
2679 extern NCURSES_EXPORT(bool) NCURSES_SP_NAME(_nc_reset_colors)(SCREEN*);
2680 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_printf_string)(SCREEN*, const char *, va_list);
2681 extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int);
2682 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_get_tty_mode)(SCREEN*,TTY*);
2683 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mcprint)(SCREEN*,char*, int);
2684 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_msec_cost)(SCREEN*, const char *, int);
2685 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mvcur)(SCREEN*, int, int, int, int);
2686 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_outch)(SCREEN*, int);
2687 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putchar)(SCREEN*, int);
2688 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp)(SCREEN*, const char *, const char*);
2689 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp_flush)(SCREEN*, const char *, const char *);
2690 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_ripoffline)(SCREEN*, int, int (*)(WINDOW *,int));
2691 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scrolln)(SCREEN*, int, int, int, int);
2692 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tty_mode)(SCREEN*, TTY*);
2693 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_setupscreen)(SCREEN**, int, int, FILE *, int, int);
2694 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const char *);
2695 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, int, int, int, NCURSES_SP_OUTC);
2696 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t);
2697 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*);
2698 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int) GCC_NORETURN;
2699 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*);
2700 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*);
2701 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*);
2702 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_make_oldhash)(SCREEN*, int i);
2703 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_init)(SCREEN*);
2704 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_resume)(SCREEN*);
2705 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_wrap)(SCREEN*);
2706 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_init)(SCREEN*);
2707 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_resume)(SCREEN*);
2708 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_wrap)(SCREEN*);
2709 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_oldhash)(SCREEN*, int n, int top, int bot);
2710 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_optimize)(SCREEN*);
2711 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_set_buffer)(SCREEN*, FILE *, int);
2713 extern NCURSES_EXPORT(void) _nc_cookie_init(SCREEN *sp);
2715 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
2716 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_linedump)(SCREEN*);
2719 #if USE_WIDEC_SUPPORT
2720 extern NCURSES_EXPORT(wchar_t *) NCURSES_SP_NAME(_nc_wunctrl)(SCREEN*, cchar_t *);
2723 #endif /* NCURSES_SP_FUNCS */
2725 #if NCURSES_SP_FUNCS
2727 #define safe_keyname NCURSES_SP_NAME(keyname)
2728 #define safe_unctrl NCURSES_SP_NAME(unctrl)
2729 #define safe_ungetch NCURSES_SP_NAME(ungetch)
2733 #define safe_keyname _nc_keyname
2734 #define safe_unctrl _nc_unctrl
2735 #define safe_ungetch _nc_ungetch
2737 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_keyname (SCREEN *, int);
2738 extern NCURSES_EXPORT(int) _nc_ungetch (SCREEN *, int);
2739 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_unctrl (SCREEN *, chtype);
2743 #ifdef EXP_XTERM_1005
2744 NCURSES_EXPORT(int) _nc_conv_to_utf8(unsigned char *, unsigned, unsigned);
2745 NCURSES_EXPORT(int) _nc_conv_to_utf32(unsigned *, const char *, unsigned);
2754 #endif /* CURSES_PRIV_H */