1 /****************************************************************************
2 * Copyright (c) 1998-2008,2009 Free Software Foundation, Inc. *
4 * Permission is hereby granted, free of charge, to any person obtaining a *
5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
7 * without limitation the rights to use, copy, modify, merge, publish, *
8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * Except as contained in this notice, the name(s) of the above copyright *
24 * holders shall not be used in advertising or otherwise to promote the *
25 * sale, use or other dealings in this Software without prior written *
27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
31 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
32 * and: Thomas E. Dickey 1996-on *
33 * and: Juergen Pfeifer *
34 ****************************************************************************/
38 * $Id: curses.priv.h,v 1.430 2009/07/04 20:40:42 tom Exp $
42 * Header file for curses library objects which are private to
48 #define CURSES_PRIV_H 1
50 #include <ncurses_dll.h>
56 #include <ncurses_cfg.h>
59 #define MODULE_ID(id) static const char Ident[] = id;
61 #define MODULE_ID(id) /*nothing*/
66 #include <sys/types.h>
72 #if HAVE_SYS_BSDTYPES_H
73 #include <sys/bsdtypes.h> /* needed for ISC */
78 #elif HAVE_SYS_PARAM_H
79 # include <sys/param.h>
88 # if defined(_POSIX_PATH_MAX)
89 # define PATH_MAX _POSIX_PATH_MAX
90 # elif defined(MAXPATHLEN)
91 # define PATH_MAX MAXPATHLEN
93 # define PATH_MAX 255 /* the Posix minimum path-size */
101 /* Some systems have a broken 'select()', but workable 'poll()'. Use that */
102 #if HAVE_WORKING_POLL
103 #define USE_FUNC_POLL 1
107 #include <sys/poll.h>
110 #define USE_FUNC_POLL 0
113 /* include signal.h before curses.h to work-around defect in glibc 2.1.3 */
116 /* Alessandro Rubini's GPM (general-purpose mouse) */
117 #if HAVE_LIBGPM && HAVE_GPM_H
118 #define USE_GPM_SUPPORT 1
120 #define USE_GPM_SUPPORT 0
123 /* QNX mouse support */
124 #if defined(__QNX__) && !defined(__QNXNTO__)
125 #define USE_QNX_MOUSE 1
127 #define USE_QNX_MOUSE 0
130 /* EMX mouse support */
132 #define USE_EMX_MOUSE 1
134 #define USE_EMX_MOUSE 0
137 #define DEFAULT_MAXCLICK 166
138 #define EV_MAX 8 /* size of mouse circular event queue */
141 * If we don't have signals to support it, don't add a sigwinch handler.
142 * In any case, resizing is an extended feature. Use it if we've got it.
144 #if !NCURSES_EXT_FUNCS
145 #undef HAVE_SIZECHANGE
146 #define HAVE_SIZECHANGE 0
149 #if HAVE_SIZECHANGE && USE_SIGWINCH && defined(SIGWINCH)
150 #define USE_SIZECHANGE 1
152 #define USE_SIZECHANGE 0
154 #define USE_SIGWINCH 0
158 * If desired, one can configure this, disabling environment variables that
159 * point to custom terminfo/termcap locations.
161 #ifdef USE_ROOT_ENVIRON
162 #define use_terminfo_vars() 1
164 #define use_terminfo_vars() _nc_env_access()
165 extern NCURSES_EXPORT(int) _nc_env_access (void);
169 * Not all platforms have memmove; some have an equivalent bcopy. (Some may
173 #define memmove(d,s,n) bcopy(s,d,n)
175 #define memmove(d,s,n) _nc_memmove(d,s,n)
176 extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t);
180 * Scroll hints are useless when hashmap is used
182 #if !USE_SCROLL_HINTS
184 #define USE_SCROLL_HINTS 1
186 #define USE_SCROLL_HINTS 0
191 #define if_USE_SCROLL_HINTS(stmt) stmt
193 #define if_USE_SCROLL_HINTS(stmt) /*nothing*/
197 * Options for terminal drivers, etc...
200 #define USE_SP_RIPOFF 1
201 #define USE_SP_TERMTYPE 1
202 #define USE_SP_WINDOWLIST 1
203 #define USE_TERM_DRIVER 1
207 * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only
208 * when we're throwing control codes at the screen at high volume. To see
209 * this, re-enable USE_HARD_TABS and run worm for a while. Other systems
210 * probably don't want to define this either due to uncertainties about tab
211 * delays and expansion in raw mode.
214 #define TRIES struct tries
216 TRIES *child; /* ptr to child. NULL if none */
217 TRIES *sibling; /* ptr to sibling. NULL if none */
218 unsigned char ch; /* character at this node */
219 unsigned short value; /* code of string so far. 0 if none. */
224 * Common/troublesome character definitions
226 #define StringOf(ch) {ch, 0}
233 #define VT_ACSC "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~"
236 * Structure for palette tables
241 short red, green, blue; /* what color_content() returns */
242 short r, g, b; /* params to init_color() */
243 int init; /* true if we called init_color() */
247 #define MAXCOLUMNS 135
249 #define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */
253 #define WINDOWLIST struct _win_list
255 #if USE_WIDEC_SUPPORT
256 #define _nc_bkgd _bkgrnd
258 #undef _XOPEN_SOURCE_EXTENDED
259 #define _nc_bkgd _bkgd
260 #define wgetbkgrnd(win, wch) *wch = win->_bkgd
261 #define wbkgrnd wbkgd
264 #undef NCURSES_OPAQUE
265 #define NCURSES_INTERNALS 1
266 #define NCURSES_OPAQUE 0
268 #include <curses.h> /* we'll use -Ipath directive to get the right one! */
271 * If curses.h did not expose the SCREEN-functions, then we do not need the
272 * parameter in the corresponding unextended functions.
275 #define SP_PARM sp /* use parameter */
276 #define NCURSES_SP_ARG SP_PARM
277 #define NCURSES_SP_DCL SCREEN *NCURSES_SP_ARG
278 #define NCURSES_SP_DCL0 NCURSES_SP_DCL
279 #define NCURSES_SP_ARGx NCURSES_SP_ARG,
280 #define NCURSES_SP_DCLx SCREEN *NCURSES_SP_ARGx
282 #define SP_PARM SP /* use global variable */
283 #define NCURSES_SP_ARG
284 #define NCURSES_SP_DCL
285 #define NCURSES_SP_DCL0 void
286 #define NCURSES_SP_ARGx
287 #define NCURSES_SP_DCLx
290 #include <nc_panel.h>
292 #define IsPreScreen(sp) (((sp) != 0) && sp->_prescreen)
293 #define HasTerminal(sp) (((sp) != 0) && (0 != ((sp)->_term)))
294 #define IsValidScreen(sp) (HasTerminal(sp) && !IsPreScreen(sp))
296 #if BROKEN_LINKER || USE_REENTRANT
297 #define CurTerm _nc_prescreen._cur_term
299 #define CurTerm cur_term
303 #define TerminalOf(sp) ((sp) ? ((sp)->_term ? (sp)->_term : CurTerm) : CurTerm)
305 #define TerminalOf(sp) CurTerm
311 * Reduce dependency on cur_term global by using terminfo data from SCREEN's
312 * pointer to this data.
314 #ifdef USE_SP_TERMTYPE
318 #define SP_TERMTYPE TerminalOf(sp)->type.
320 #include <term_entry.h>
322 #include <nc_tparm.h>
324 #if NCURSES_EXT_COLORS && USE_WIDEC_SUPPORT
325 #define if_EXT_COLORS(stmt) stmt
326 #define NetPair(value,p) (value).ext_color = (p), \
327 AttrOf(value) &= ALL_BUT_COLOR, \
328 AttrOf(value) |= (A_COLOR & COLOR_PAIR((p > 255) ? 255 : p))
329 #define SetPair(value,p) (value).ext_color = (p)
330 #define GetPair(value) (value).ext_color
331 #define unColor(n) (AttrOf(n) & ALL_BUT_COLOR)
332 #define GET_WINDOW_PAIR(w) (w)->_color
333 #define SET_WINDOW_PAIR(w,p) (w)->_color = (p)
334 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b))
337 #define VIDATTR(sp,attr,pair) NCURSES_SP_NAME(vid_attr)(sp, attr, pair, 0)
339 #define VIDATTR(sp,attr,pair) vid_attr(attr, pair, 0)
342 #else /* !(NCURSES_EXT_COLORS && USE_WIDEC_SUPPORT) */
344 #define if_EXT_COLORS(stmt) /* nothing */
345 #define SetPair(value,p) RemAttr(value, A_COLOR), \
346 SetAttr(value, AttrOf(value) | (A_COLOR & COLOR_PAIR(p)))
347 #define GetPair(value) PAIR_NUMBER(AttrOf(value))
348 #define unColor(n) (AttrOf(n) & ALL_BUT_COLOR)
349 #define GET_WINDOW_PAIR(w) PAIR_NUMBER(WINDOW_ATTRS(w))
350 #define SET_WINDOW_PAIR(w,p) WINDOW_ATTRS(w) &= ALL_BUT_COLOR, \
351 WINDOW_ATTRS(w) |= (A_COLOR & COLOR_PAIR(p))
352 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b))
355 #define VIDATTR(sp,attr,pair) NCURSES_SP_NAME(vidattr)(sp, attr)
357 #define VIDATTR(sp,attr,pair) vidattr(attr)
360 #endif /* NCURSES_EXT_COLORS && USE_WIDEC_SUPPORT */
362 #if NCURSES_NO_PADDING
363 #define GetNoPadding(sp) ((sp) ? (sp)->_no_padding : _nc_prescreen._no_padding)
364 #define SetNoPadding(sp) _nc_set_no_padding(sp)
365 extern NCURSES_EXPORT(void) _nc_set_no_padding(SCREEN *);
367 #define GetNoPadding(sp) FALSE
368 #define SetNoPadding(sp) /*nothing*/
371 #define WINDOW_ATTRS(w) ((w)->_attrs)
373 #define SCREEN_ATTRS(s) (*((s)->_current_attr))
374 #define GET_SCREEN_PAIR(s) GetPair(SCREEN_ATTRS(s))
375 #define SET_SCREEN_PAIR(s,p) SetPair(SCREEN_ATTRS(s), p)
379 NCURSES_EXPORT(int *) _nc_ptr_Lines (SCREEN *);
380 NCURSES_EXPORT(int *) _nc_ptr_Cols (SCREEN *);
381 NCURSES_EXPORT(int *) _nc_ptr_Tabsize (SCREEN *);
382 NCURSES_EXPORT(int *) _nc_ptr_Escdelay (SCREEN *);
384 #define ptrLines(sp) (sp ? &(sp->_LINES) : &(_nc_prescreen._LINES))
385 #define ptrCols(sp) (sp ? &(sp->_COLS) : &(_nc_prescreen._COLS))
386 #define ptrTabsize(sp) (sp ? &(sp->_TABSIZE) : &(_nc_prescreen._TABSIZE))
387 #define ptrEscdelay(sp) (sp ? &(sp->_ESCDELAY) : &(_nc_prescreen._ESCDELAY))
389 #define SET_LINES(value) *_nc_ptr_Lines(SP_PARM) = value
390 #define SET_COLS(value) *_nc_ptr_Cols(SP_PARM) = value
391 #define SET_TABSIZE(value) *_nc_ptr_Tabsize(SP_PARM) = value
392 #define SET_ESCDELAY(value) *_nc_ptr_Escdelay(SP_PARM) = value
396 #define ptrLines(sp) &LINES
397 #define ptrCols(sp) &COLS
398 #define ptrTabsize(sp) &TABSIZE
399 #define ptrEscdelay(sp) &ESCDELAY
401 #define SET_LINES(value) LINES = value
402 #define SET_COLS(value) COLS = value
403 #define SET_TABSIZE(value) TABSIZE = value
404 #define SET_ESCDELAY(value) ESCDELAY = value
408 #define TR_MUTEX(data) _tracef("%s@%d: me:%08lX COUNT:%2u/%2d/%6d/%2d/%s%9u: " #data, \
409 __FILE__, __LINE__, \
410 (unsigned long) (pthread_self()), \
411 data.__data.__lock, \
412 data.__data.__count, \
413 data.__data.__owner, \
414 data.__data.__kind, \
415 (data.__data.__nusers > 5) ? " OOPS " : "", \
416 data.__data.__nusers)
417 #define TR_GLOBAL_MUTEX(name) TR_MUTEX(_nc_globals.mutex_##name)
423 extern NCURSES_EXPORT(void) _nc_init_pthreads(void);
424 extern NCURSES_EXPORT(void) _nc_mutex_init(pthread_mutex_t *);
425 extern NCURSES_EXPORT(int) _nc_mutex_lock(pthread_mutex_t *);
426 extern NCURSES_EXPORT(int) _nc_mutex_trylock(pthread_mutex_t *);
427 extern NCURSES_EXPORT(int) _nc_mutex_unlock(pthread_mutex_t *);
428 #define _nc_lock_global(name) _nc_mutex_lock(&_nc_globals.mutex_##name)
429 #define _nc_try_global(name) _nc_mutex_trylock(&_nc_globals.mutex_##name)
430 #define _nc_unlock_global(name) _nc_mutex_unlock(&_nc_globals.mutex_##name)
433 #error POSIX threads requires --enable-reentrant option
437 #if defined(__GNUC__)
438 # if defined __USE_ISOC99
439 # define _cat_pragma(exp) _Pragma(#exp)
440 # define _weak_pragma(exp) _cat_pragma(weak name)
442 # define _weak_pragma(exp)
444 # define _declare(name) __extension__ extern __typeof__(name) name
445 # define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak))
450 # if USE_WEAK_SYMBOLS
451 weak_symbol(pthread_sigmask);
452 weak_symbol(pthread_self);
453 weak_symbol(pthread_equal);
454 weak_symbol(pthread_mutex_init);
455 weak_symbol(pthread_mutex_lock);
456 weak_symbol(pthread_mutex_unlock);
457 weak_symbol(pthread_mutex_trylock);
458 weak_symbol(pthread_mutexattr_settype);
459 weak_symbol(pthread_mutexattr_init);
460 extern NCURSES_EXPORT(int) _nc_sigprocmask(int, const sigset_t *, sigset_t *);
462 # define sigprocmask _nc_sigprocmask
467 #undef HAVE_NANOSLEEP
468 #define HAVE_NANOSLEEP 0 /* nanosleep suspends all threads */
471 #else /* !USE_PTHREADS */
473 #define _nc_init_pthreads() /* nothing */
474 #define _nc_mutex_init(obj) /* nothing */
476 #define _nc_lock_global(name) /* nothing */
477 #define _nc_try_global(name) 0
478 #define _nc_unlock_global(name) /* nothing */
480 #endif /* USE_PTHREADS */
482 #if HAVE_GETTIMEOFDAY
483 # define PRECISE_GETTIME 1
484 # define TimeType struct timeval
486 # define PRECISE_GETTIME 0
487 # define TimeType time_t
491 * Definitions for color pairs
493 typedef unsigned colorpair_t; /* type big enough to store PAIR_OF() */
494 #define C_SHIFT 9 /* we need more bits than there are colors */
495 #define C_MASK ((1 << C_SHIFT) - 1)
496 #define PAIR_OF(fg, bg) ((((fg) & C_MASK) << C_SHIFT) | ((bg) & C_MASK))
497 #define FORE_OF(c) (((c) >> C_SHIFT) & C_MASK)
498 #define BACK_OF(c) ((c) & C_MASK)
499 #define isDefaultColor(c) ((c) >= COLOR_DEFAULT || (c) < 0)
501 #define COLOR_DEFAULT C_MASK
503 #if defined(USE_TERMLIB) && !defined(NEED_NCURSES_CH_T)
505 #undef NCURSES_CH_T /* this is not a termlib feature */
506 #define NCURSES_CH_T void /* ...but we need a pointer in SCREEN */
508 #endif /* USE_TERMLIB */
513 NCURSES_CH_T *text; /* text of the line */
514 NCURSES_SIZE_T firstchar; /* first changed character in the line */
515 NCURSES_SIZE_T lastchar; /* last changed character in the line */
516 NCURSES_SIZE_T oldindex; /* index of the line at last update */
518 #endif /* USE_TERMLIB */
521 M_XTERM = -1 /* use xterm's mouse tracking? */
522 ,M_NONE = 0 /* no mouse device */
527 ,M_SYSMOUSE /* FreeBSD sysmouse on console */
532 * Structures for scrolling.
536 unsigned long hashval;
537 int oldcount, newcount;
538 int oldindex, newindex;
542 * Structures for soft labels.
551 char *ent_text; /* text for the label */
552 char *form_text; /* formatted text (left/center/...) */
553 int ent_x; /* x coordinate of this field */
554 char dirty; /* this label has changed */
555 char visible; /* field is visible */
558 typedef struct _SLK {
559 bool dirty; /* all labels have changed */
560 bool hidden; /* soft labels are hidden */
563 short maxlab; /* number of available labels */
564 short labcnt; /* number of allocated labels */
565 short maxlen; /* length of labels */
566 NCURSES_CH_T attr; /* soft label attribute */
569 #endif /* USE_TERMLIB */
572 WINDOW *win; /* the window used in the hook */
573 int line; /* lines to take, < 0 => from bottom*/
574 int (*hook)(WINDOW *, int); /* callback for user */
578 #undef buttons /* term.h defines this, and gpm uses it! */
582 /* link dynamically to GPM */
583 typedef int *TYPE_gpm_fd;
584 typedef int (*TYPE_Gpm_Open) (Gpm_Connect *, int);
585 typedef int (*TYPE_Gpm_Close) (void);
586 typedef int (*TYPE_Gpm_GetEvent) (Gpm_Event *);
588 #define my_gpm_fd SP_PARM->_mouse_gpm_fd
589 #define my_Gpm_Open SP_PARM->_mouse_Gpm_Open
590 #define my_Gpm_Close SP_PARM->_mouse_Gpm_Close
591 #define my_Gpm_GetEvent SP_PARM->_mouse_Gpm_GetEvent
593 /* link statically to GPM */
594 #define my_gpm_fd &gpm_fd
595 #define my_Gpm_Open Gpm_Open
596 #define my_Gpm_Close Gpm_Close
597 #define my_Gpm_GetEvent Gpm_GetEvent
598 #endif /* HAVE_LIBDL */
599 #endif /* USE_GPM_SUPPORT */
604 char *fix_sgr0; /* this holds the filtered sgr0 string */
605 char *last_bufp; /* help with fix_sgr0 leak */
609 #define TGETENT_MAX 4
630 const char *tparam_base;
632 STACK_FRAME stack[STACKSIZE];
642 int dynamic_var[NUM_VARS];
643 int static_vars[NUM_VARS];
652 * The filesystem database normally uses a single-letter for the lower level
653 * of directories. Use a hexadecimal code for filesystems which do not
654 * preserve mixed-case names.
656 #if MIXEDCASE_FILENAMES
657 #define LEAF_FMT "%c"
659 #define LEAF_FMT "%02x"
663 * TRACEMSE_FMT is no longer than 80 columns, there are 5 numbers that
664 * could at most have 10 digits, and the mask contains no more than 32 bits
665 * with each bit representing less than 15 characters. Usually the whole
666 * string is less than 80 columns, but this buffer size is an absolute
669 #define TRACEMSE_MAX (80 + (5 * 10) + (32 * 15))
670 #define TRACEMSE_FMT "id %2d at (%2d, %2d, %2d) state %4lx = {" /* } */
673 * Global data which is not specific to a screen.
676 SIG_ATOMIC_T have_sigwinch;
677 SIG_ATOMIC_T cleanup_nested;
682 const char *comp_sourcename;
685 bool have_tic_directory;
686 bool keep_tic_directory;
687 const char *tic_directory;
693 char **keyname_table;
698 size_t safeprint_used;
700 TGETENT_CACHE tgetent_cache[TGETENT_MAX];
702 long tgetent_sequence;
704 #ifndef USE_SP_WINDOWLIST
705 WINDOWLIST *_nc_windowlist;
706 #define WindowList(sp) _nc_globals._nc_windowlist
709 #if USE_HOME_TERMINFO
713 #if !USE_SAFE_SPRINTF
720 char trace_fname[PATH_MAX];
725 size_t tracearg_used;
727 TRACEBUF *tracebuf_ptr;
728 size_t tracebuf_used;
730 char tracechr_buf[40];
733 size_t tracedmp_used;
735 unsigned char *tracetry_buf;
736 size_t tracetry_used;
738 char traceatr_color_buf[2][80];
739 int traceatr_color_sel;
740 int traceatr_color_last;
741 #if !defined(USE_PTHREADS) && USE_REENTRANT
747 pthread_mutex_t mutex_curses;
748 pthread_mutex_t mutex_tst_tracef;
749 pthread_mutex_t mutex_tracef;
752 #define _nc_use_pthreads _nc_globals.use_pthreads
756 extern NCURSES_EXPORT_VAR(NCURSES_GLOBALS) _nc_globals;
761 * Global data which can be swept up into a SCREEN when one is created.
762 * It may be modified before the next SCREEN is created.
767 attr_t previous_attr;
768 #ifndef USE_SP_RIPOFF
769 ripoff_t rippedoff[N_RIPS];
772 TPARM_STATE tparm_state;
773 TTY *saved_tty; /* savetty/resetty information */
774 #if NCURSES_NO_PADDING
775 bool _no_padding; /* flag to set if padding disabled */
777 #if BROKEN_LINKER || USE_REENTRANT
778 chtype *real_acs_map;
786 const char *_tputs_trace;
792 * Use screen-specific ripoff data (for softkeys) rather than global.
795 #define safe_ripoff_sp (sp)->rsp
796 #define safe_ripoff_stack (sp)->rippedoff
798 #define safe_ripoff_sp _nc_prescreen.rsp
799 #define safe_ripoff_stack _nc_prescreen.rippedoff
802 extern NCURSES_EXPORT_VAR(NCURSES_PRESCREEN) _nc_prescreen;
805 * The SCREEN structure.
809 int _ifd; /* input file ptr for screen */
810 FILE *_ofp; /* output file ptr for screen */
811 char *_setbuf; /* buffered I/O for output */
812 bool _filtered; /* filter() was called */
813 bool _buffered; /* setvbuf uses _setbuf data */
814 bool _prescreen; /* is in prescreen phase */
815 bool _use_env; /* LINES & COLS from environment? */
816 int _checkfd; /* filedesc for typeahead check */
817 TERMINAL *_term; /* terminal type information */
818 TTY _saved_tty; /* savetty/resetty information */
819 NCURSES_SIZE_T _lines; /* screen lines */
820 NCURSES_SIZE_T _columns; /* screen columns */
822 NCURSES_SIZE_T _lines_avail; /* lines available for stdscr */
823 NCURSES_SIZE_T _topstolen; /* lines stolen from top */
825 WINDOW *_curscr; /* current screen */
826 WINDOW *_newscr; /* virtual screen to be updated to */
827 WINDOW *_stdscr; /* screen's full-window context */
829 #define CurScreen(sp) (sp)->_curscr
830 #define NewScreen(sp) (sp)->_newscr
831 #define StdScreen(sp) (sp)->_stdscr
833 TRIES *_keytry; /* "Try" for use with keypad mode */
834 TRIES *_key_ok; /* Disabled keys via keyok(,FALSE) */
835 bool _tried; /* keypad mode was initialized */
836 bool _keypad_on; /* keypad mode is currently on */
838 bool _called_wgetch; /* check for recursion in wgetch() */
839 int _fifo[FIFO_SIZE]; /* input push-back buffer */
840 short _fifohead, /* head of fifo queue */
841 _fifotail, /* tail of fifo queue */
842 _fifopeek, /* where to peek for next char */
843 _fifohold; /* set if breakout marked */
845 int _endwin; /* are we out of window mode? */
846 NCURSES_CH_T *_current_attr; /* holds current attributes set */
847 int _coloron; /* is color enabled? */
848 int _color_defs; /* are colors modified */
849 int _cursor; /* visibility of the cursor */
850 int _cursrow; /* physical cursor row */
851 int _curscol; /* physical cursor column */
852 bool _notty; /* true if we cannot switch non-tty */
853 int _nl; /* True if NL -> CR/NL is on */
854 int _raw; /* True if in raw mode */
855 int _cbreak; /* 1 if in cbreak mode */
856 /* > 1 if in halfdelay mode */
857 int _echo; /* True if echo on */
858 int _use_meta; /* use the meta key? */
859 struct _SLK *_slk; /* ptr to soft key struct / NULL */
860 int slk_format; /* selected format for this screen */
861 /* cursor movement costs; units are 10ths of milliseconds */
862 #if NCURSES_NO_PADDING
863 bool _no_padding; /* flag to set if padding disabled */
865 int _char_padding; /* cost of character put */
866 int _cr_cost; /* cost of (carriage_return) */
867 int _cup_cost; /* cost of (cursor_address) */
868 int _home_cost; /* cost of (cursor_home) */
869 int _ll_cost; /* cost of (cursor_to_ll) */
871 int _ht_cost; /* cost of (tab) */
872 int _cbt_cost; /* cost of (backtab) */
873 #endif /* USE_HARD_TABS */
874 int _cub1_cost; /* cost of (cursor_left) */
875 int _cuf1_cost; /* cost of (cursor_right) */
876 int _cud1_cost; /* cost of (cursor_down) */
877 int _cuu1_cost; /* cost of (cursor_up) */
878 int _cub_cost; /* cost of (parm_cursor_left) */
879 int _cuf_cost; /* cost of (parm_cursor_right) */
880 int _cud_cost; /* cost of (parm_cursor_down) */
881 int _cuu_cost; /* cost of (parm_cursor_up) */
882 int _hpa_cost; /* cost of (column_address) */
883 int _vpa_cost; /* cost of (row_address) */
884 /* used in tty_update.c, must be chars */
885 int _ed_cost; /* cost of (clr_eos) */
886 int _el_cost; /* cost of (clr_eol) */
887 int _el1_cost; /* cost of (clr_bol) */
888 int _dch1_cost; /* cost of (delete_character) */
889 int _ich1_cost; /* cost of (insert_character) */
890 int _dch_cost; /* cost of (parm_dch) */
891 int _ich_cost; /* cost of (parm_ich) */
892 int _ech_cost; /* cost of (erase_chars) */
893 int _rep_cost; /* cost of (repeat_char) */
894 int _hpa_ch_cost; /* cost of (column_address) */
895 int _cup_ch_cost; /* cost of (cursor_address) */
896 int _cuf_ch_cost; /* cost of (parm_cursor_right) */
897 int _inline_cost; /* cost of inline-move */
898 int _smir_cost; /* cost of (enter_insert_mode) */
899 int _rmir_cost; /* cost of (exit_insert_mode) */
900 int _ip_cost; /* cost of (insert_padding) */
901 /* used in lib_mvcur.c */
902 char * _address_cursor;
903 /* used in tty_update.c */
904 int _scrolling; /* 1 if terminal's smart enough to */
906 /* used in lib_color.c */
907 color_t *_color_table; /* screen's color palette */
908 int _color_count; /* count of colors in palette */
909 colorpair_t *_color_pairs; /* screen's color pair list */
910 int _pair_count; /* count of color pairs */
911 int _pair_limit; /* actual limit of color-pairs */
912 #if NCURSES_EXT_FUNCS
913 bool _default_color; /* use default colors */
914 bool _has_sgr_39_49; /* has ECMA default color support */
915 int _default_fg; /* assumed default foreground */
916 int _default_bg; /* assumed default background */
917 int _default_pairs; /* count pairs using default color */
919 chtype _ok_attributes; /* valid attributes for terminal */
920 chtype _xmc_suppress; /* attributes to suppress if xmc */
921 chtype _xmc_triggers; /* attributes to process if xmc */
922 chtype * _acs_map; /* the real alternate-charset map */
923 bool * _screen_acs_map;
926 /* used in lib_vidattr.c */
927 bool _use_rmso; /* true if we may use 'rmso' */
928 bool _use_rmul; /* true if we may use 'rmul' */
931 * These data correspond to the state of the idcok() and idlok()
932 * functions. A caveat is in order here: the XSI and SVr4
933 * documentation specify that these functions apply to the window which
934 * is given as an argument. However, ncurses implements this logic
935 * only for the newscr/curscr update process, _not_ per-window.
940 #define _nc_idlok SP_PARM->_nc_sp_idlok
941 #define _nc_idcok SP_PARM->_nc_sp_idcok
944 * These are the data that support the mouse interface.
946 bool _mouse_initialized;
947 MouseType _mouse_type;
949 bool (*_mouse_event) (SCREEN *);
950 bool (*_mouse_inline)(SCREEN *);
951 bool (*_mouse_parse) (SCREEN *, int);
952 void (*_mouse_resume)(SCREEN *);
953 void (*_mouse_wrap) (SCREEN *);
954 int _mouse_fd; /* file-descriptor, if any */
955 bool _mouse_active; /* true if initialized */
957 NCURSES_CONST char *_mouse_xtermcap; /* string to enable/disable mouse */
958 MEVENT _mouse_events[EV_MAX]; /* hold the last mouse event seen */
959 MEVENT *_mouse_eventp; /* next free slot in event queue */
962 bool _mouse_gpm_loaded;
963 bool _mouse_gpm_found;
966 TYPE_gpm_fd _mouse_gpm_fd;
967 TYPE_Gpm_Open _mouse_Gpm_Open;
968 TYPE_Gpm_Close _mouse_Gpm_Close;
969 TYPE_Gpm_GetEvent _mouse_Gpm_GetEvent;
971 Gpm_Connect _mouse_gpm_connect;
972 #endif /* USE_GPM_SUPPORT */
976 int _emxmouse_thread;
977 int _emxmouse_activated;
978 char _emxmouse_buttons[4];
982 MEVENT _sysmouse_fifo[FIFO_SIZE];
985 int _sysmouse_char_width; /* character width */
986 int _sysmouse_char_height; /* character height */
987 int _sysmouse_old_buttons;
988 int _sysmouse_new_buttons;
992 * This supports automatic resizing
995 int (*_resize)(NCURSES_SP_DCLx int y, int x);
999 * These are data that support the proper handling of the panel stack on an
1002 struct panelhook _panelHook;
1005 SCREEN *_next_screen;
1007 /* hashes for old and new lines */
1008 unsigned long *oldhash, *newhash;
1014 bool _cleanup; /* cleanup after int/quit signal */
1015 NCURSES_SP_OUTC _outch; /* output handler if not putc */
1017 int _legacy_coding; /* see use_legacy_coding() */
1020 char _ttytype[NAMESIZE];
1027 const char *_tputs_trace;
1032 char tracechr_buf[40];
1033 char tracemse_buf[TRACEMSE_MAX];
1035 #ifdef USE_SP_WINDOWLIST
1036 WINDOWLIST* _windowlist;
1037 #define WindowList(sp) (sp)->_windowlist
1041 ripoff_t rippedoff[N_RIPS];
1045 * ncurses/ncursesw are the same up to this point.
1047 #if USE_WIDEC_SUPPORT
1048 /* recent versions of 'screen' have partially-working support for
1049 * UTF-8, but do not permit ACS at the same time (see tty_update.c).
1051 bool _screen_acs_fix;
1055 extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain;
1056 extern NCURSES_EXPORT_VAR(SIG_ATOMIC_T) _nc_have_sigwinch;
1059 WINDOW win; /* first, so WINDOW_EXT() works */
1061 SCREEN *screen; /* screen containing the window */
1062 #ifdef _XOPEN_SOURCE_EXTENDED
1063 char addch_work[(MB_LEN_MAX * 9) + 1];
1064 unsigned addch_used; /* number of bytes in addch_work[] */
1065 int addch_x; /* x-position for addch_work[] */
1066 int addch_y; /* y-position for addch_work[] */
1070 #define WINDOW_EXT(win,field) (((WINDOWLIST *)(win))->field)
1072 #define SP_PRE_INIT(sp) \
1073 sp->_cursrow = -1; \
1074 sp->_curscol = -1; \
1079 sp->_fifohead = -1; \
1080 sp->_endwin = TRUE; \
1082 WindowList(sp) = 0; \
1083 sp->_outch = NCURSES_SP_NAME(_nc_outch); \
1086 /* usually in <limits.h> */
1088 #define UCHAR_MAX 255
1091 /* The terminfo source is assumed to be 7-bit ASCII */
1092 #define is7bits(c) ((unsigned)(c) < 128)
1094 /* Checks for isprint() should be done on 8-bit characters (non-wide) */
1095 #define is8bits(c) ((unsigned)(c) <= UCHAR_MAX)
1098 #define min(a,b) ((a) > (b) ? (b) : (a))
1102 #define max(a,b) ((a) < (b) ? (b) : (a))
1105 /* usually in <unistd.h> */
1106 #ifndef STDIN_FILENO
1107 #define STDIN_FILENO 0
1110 #ifndef STDOUT_FILENO
1111 #define STDOUT_FILENO 1
1114 #ifndef STDERR_FILENO
1115 #define STDERR_FILENO 2
1118 #ifndef EXIT_SUCCESS
1119 #define EXIT_SUCCESS 0
1122 #ifndef EXIT_FAILURE
1123 #define EXIT_FAILURE 1
1127 #define R_OK 4 /* Test for read permission. */
1130 #define W_OK 2 /* Test for write permission. */
1133 #define X_OK 1 /* Test for execute permission. */
1136 #define F_OK 0 /* Test for existence. */
1140 #include <fcntl.h> /* may define O_BINARY */
1149 #define COUNT_OUTCHARS(n) _nc_count_outchars(n);
1151 #define COUNT_OUTCHARS(n) _nc_outchars += (n);
1154 #define COUNT_OUTCHARS(n) /* nothing */
1157 #define RESET_OUTCHARS() COUNT_OUTCHARS(-_nc_outchars)
1159 #define UChar(c) ((unsigned char)(c))
1160 #define ChCharOf(c) ((c) & (chtype)A_CHARTEXT)
1161 #define ChAttrOf(c) ((c) & (chtype)A_ATTRIBUTES)
1164 #define MB_LEN_MAX 8 /* should be >= MB_CUR_MAX, but that may be a function */
1167 #if USE_WIDEC_SUPPORT /* { */
1168 #define isEILSEQ(status) (((size_t)status == (size_t)-1) && (errno == EILSEQ))
1170 #define init_mb(state) memset(&state, 0, sizeof(state))
1172 #if NCURSES_EXT_COLORS
1173 #define NulColor , 0
1175 #define NulColor /* nothing */
1178 #define NulChar 0,0,0,0 /* FIXME: see CCHARW_MAX */
1179 #define CharOf(c) ((c).chars[0])
1180 #define AttrOf(c) ((c).attr)
1182 #define AddAttr(c,a) AttrOf(c) |= ((a) & A_ATTRIBUTES)
1183 #define RemAttr(c,a) AttrOf(c) &= ~((a) & A_ATTRIBUTES)
1184 #define SetAttr(c,a) AttrOf(c) = ((a) & A_ATTRIBUTES) | WidecExt(c)
1186 #define NewChar2(c,a) { a, { c, NulChar } NulColor }
1187 #define NewChar(ch) NewChar2(ChCharOf(ch), ChAttrOf(ch))
1190 #define CharEq(a,b) (((a).attr == (b).attr) \
1191 && (a).chars[0] == (b).chars[0] \
1192 && (a).chars[1] == (b).chars[1] \
1193 && (a).chars[2] == (b).chars[2] \
1194 && (a).chars[3] == (b).chars[3] \
1195 && (a).chars[4] == (b).chars[4] \
1196 if_EXT_COLORS(&& (a).ext_color == (b).ext_color))
1198 #define CharEq(a,b) (!memcmp(&(a), &(b), sizeof(a)))
1201 #define SetChar(ch,c,a) do { \
1202 NCURSES_CH_T *_cp = &ch; \
1203 memset(_cp, 0, sizeof(ch)); \
1204 _cp->chars[0] = (c); \
1206 if_EXT_COLORS(SetPair(ch, PAIR_NUMBER(a))); \
1208 #define CHREF(wch) (&wch)
1209 #define CHDEREF(wch) (*wch)
1210 #define ARG_CH_T NCURSES_CH_T *
1211 #define CARG_CH_T const NCURSES_CH_T *
1212 #define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \
1213 mbstate_t PUT_st; wchar_t PUTC_ch
1214 #define PUTC_INIT init_mb (PUT_st)
1215 #define PUTC(ch,b) do { if(!isWidecExt(ch)) { \
1216 if (Charable(ch)) { \
1217 fputc(CharOf(ch), b); \
1218 COUNT_OUTCHARS(1); \
1221 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { \
1222 PUTC_ch = (ch).chars[PUTC_i]; \
1223 if (PUTC_ch == L'\0') \
1225 PUTC_n = wcrtomb(PUTC_buf, \
1226 (ch).chars[PUTC_i], &PUT_st); \
1227 if (PUTC_n <= 0) { \
1228 if (PUTC_ch && is8bits(PUTC_ch) && PUTC_i == 0) \
1232 fwrite(PUTC_buf, (unsigned) PUTC_n, 1, b); \
1234 COUNT_OUTCHARS(PUTC_i); \
1237 #define BLANK NewChar2(' ', WA_NORMAL)
1238 #define ZEROS NewChar2('\0', WA_NORMAL)
1239 #define ISBLANK(ch) ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0')
1242 * Wide characters cannot be represented in the A_CHARTEXT mask of
1243 * attr_t's but an application might have set a narrow character there.
1244 * But even in that case, it would only be a printable character, or
1245 * zero. Otherwise we can use those bits to tell if a cell is the
1246 * first or extension part of a wide character.
1248 #define WidecExt(ch) (AttrOf(ch) & A_CHARTEXT)
1249 #define isWidecBase(ch) (WidecExt(ch) == 1)
1250 #define isWidecExt(ch) (WidecExt(ch) > 1 && WidecExt(ch) < 32)
1251 #define SetWidecExt(dst, ext) AttrOf(dst) &= ~A_CHARTEXT, \
1252 AttrOf(dst) |= (ext + 1)
1254 #define if_WIDEC(code) code
1255 #define Charable(ch) ((SP_PARM != 0 && SP_PARM->_legacy_coding) \
1256 || (AttrOf(ch) & A_ALTCHARSET) \
1257 || (!isWidecExt(ch) && \
1258 (ch).chars[1] == L'\0' && \
1259 _nc_is_charable(CharOf(ch))))
1261 #define L(ch) L ## ch
1263 #define CharOf(c) ChCharOf(c)
1264 #define AttrOf(c) ChAttrOf(c)
1265 #define AddAttr(c,a) c |= (a)
1266 #define RemAttr(c,a) c &= ~((a) & A_ATTRIBUTES)
1267 #define SetAttr(c,a) c = ((c) & ~A_ATTRIBUTES) | (a)
1268 #define NewChar(ch) (ch)
1269 #define NewChar2(c,a) ((c) | (a))
1270 #define CharEq(a,b) ((a) == (b))
1271 #define SetChar(ch,c,a) ch = (c) | (a)
1272 #define CHREF(wch) wch
1273 #define CHDEREF(wch) wch
1274 #define ARG_CH_T NCURSES_CH_T
1275 #define CARG_CH_T NCURSES_CH_T
1276 #define PUTC_DATA int data = 0
1277 #define PUTC(ch,b) do { data = CharOf(ch); putc(data,b); } while (0)
1279 #define BLANK (' '|A_NORMAL)
1280 #define ZEROS ('\0'|A_NORMAL)
1281 #define ISBLANK(ch) (CharOf(ch) == ' ')
1283 #define isWidecExt(ch) (0)
1284 #define if_WIDEC(code) /* nothing */
1289 #define AttrOfD(ch) AttrOf(CHDEREF(ch))
1290 #define CharOfD(ch) CharOf(CHDEREF(ch))
1291 #define SetChar2(wch,ch) SetChar(wch,ChCharOf(ch),ChAttrOf(ch))
1293 #define BLANK_ATTR A_NORMAL
1294 #define BLANK_TEXT L(' ')
1298 #define LEGALYX(w, y, x) \
1300 ((x) >= 0 && (x) <= (w)->_maxx && \
1301 (y) >= 0 && (y) <= (w)->_maxy))
1303 #define CHANGED_CELL(line,col) \
1304 if (line->firstchar == _NOCHANGE) \
1305 line->firstchar = line->lastchar = col; \
1306 else if ((col) < line->firstchar) \
1307 line->firstchar = col; \
1308 else if ((col) > line->lastchar) \
1309 line->lastchar = col
1311 #define CHANGED_RANGE(line,start,end) \
1312 if (line->firstchar == _NOCHANGE \
1313 || line->firstchar > (start)) \
1314 line->firstchar = start; \
1315 if (line->lastchar == _NOCHANGE \
1316 || line->lastchar < (end)) \
1317 line->lastchar = end
1319 #define CHANGED_TO_EOL(line,start,end) \
1320 if (line->firstchar == _NOCHANGE \
1321 || line->firstchar > (start)) \
1322 line->firstchar = start; \
1323 line->lastchar = end
1325 #define SIZEOF(v) (sizeof(v)/sizeof(v[0]))
1327 #define FreeIfNeeded(p) if ((p) != 0) free(p)
1329 /* FreeAndNull() is not a comma-separated expression because some compilers
1330 * do not accept a mixture of void with values.
1332 #define FreeAndNull(p) free(p); p = 0
1334 #include <nc_alloc.h>
1337 * TTY bit definition for converting tabs to spaces.
1340 # define OFLAGS_TABS TAB3 /* POSIX specifies TAB3 */
1343 # define OFLAGS_TABS XTABS /* XTABS is usually the "same" */
1346 # define OFLAGS_TABS OXTABS /* the traditional BSD equivalent */
1348 # define OFLAGS_TABS 0
1354 * Standardize/simplify common loops
1356 #define each_screen(p) p = _nc_screen_chain; p != 0; p = (p)->_next_screen
1357 #define each_window(sp,p) p = WindowList(sp); p != 0; p = (p)->next
1358 #define each_ripoff(p) p = safe_ripoff_stack; (p - safe_ripoff_stack) < N_RIPS; ++p
1361 * Prefixes for call/return points of library function traces. We use these to
1362 * instrument the public functions so that the traces can be easily transformed
1363 * into regression scripts.
1365 #define T_CALLED(fmt) "called {" fmt
1366 #define T_CREATE(fmt) "create :" fmt
1367 #define T_RETURN(fmt) "return }" fmt
1372 #define TPUTS_TRACE(s) _nc_set_tputs_trace(s);
1374 #define TPUTS_TRACE(s) _nc_tputs_trace = s;
1377 #define START_TRACE() \
1378 if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \
1379 int t = _nc_getenv_num("NCURSES_TRACE"); \
1381 trace((unsigned) t); \
1385 * Many of the _tracef() calls use static buffers; lock the trace state before
1386 * trying to fill them.
1389 #define USE_TRACEF(mask) _nc_use_tracef(mask)
1390 extern NCURSES_EXPORT(int) _nc_use_tracef (unsigned);
1391 extern NCURSES_EXPORT(void) _nc_locked_tracef (const char *, ...) GCC_PRINTFLIKE(1,2);
1393 #define USE_TRACEF(mask) (_nc_tracing & (mask))
1394 #define _nc_locked_tracef _tracef
1397 #define TR(n, a) if (USE_TRACEF(n)) _nc_locked_tracef a
1398 #define T(a) TR(TRACE_CALLS, a)
1399 #define TRACE_RETURN(value,type) return _nc_retrace_##type(value)
1401 #define returnAttr(code) TRACE_RETURN(code,attr_t)
1402 #define returnBits(code) TRACE_RETURN(code,unsigned)
1403 #define returnBool(code) TRACE_RETURN(code,bool)
1404 #define returnCPtr(code) TRACE_RETURN(code,cptr)
1405 #define returnCVoidPtr(code) TRACE_RETURN(code,cvoid_ptr)
1406 #define returnChtype(code) TRACE_RETURN(code,chtype)
1407 #define returnCode(code) TRACE_RETURN(code,int)
1408 #define returnPtr(code) TRACE_RETURN(code,ptr)
1409 #define returnSP(code) TRACE_RETURN(code,sp)
1410 #define returnVoid T((T_RETURN(""))); return
1411 #define returnVoidPtr(code) TRACE_RETURN(code,void_ptr)
1412 #define returnWin(code) TRACE_RETURN(code,win)
1414 extern NCURSES_EXPORT(NCURSES_BOOL) _nc_retrace_bool (NCURSES_BOOL);
1415 extern NCURSES_EXPORT(NCURSES_CONST void *) _nc_retrace_cvoid_ptr (NCURSES_CONST void *);
1416 extern NCURSES_EXPORT(SCREEN *) _nc_retrace_sp (SCREEN *);
1417 extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *);
1418 extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t);
1419 extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *);
1420 extern NCURSES_EXPORT(char *) _nc_trace_ttymode(TTY *tty);
1421 extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list);
1422 extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype);
1423 extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype);
1424 extern NCURSES_EXPORT(const char *) _nc_retrace_cptr (const char *);
1425 extern NCURSES_EXPORT(int) _nc_retrace_int (int);
1426 extern NCURSES_EXPORT(unsigned) _nc_retrace_unsigned (unsigned);
1427 extern NCURSES_EXPORT(void *) _nc_retrace_void_ptr (void *);
1428 extern NCURSES_EXPORT(void) _nc_fifo_dump (SCREEN *);
1431 NCURSES_WRAPPED_VAR(long, _nc_outchars);
1432 NCURSES_WRAPPED_VAR(const char *, _nc_tputs_trace);
1433 #define _nc_outchars NCURSES_PUBLIC_VAR(_nc_outchars())
1434 #define _nc_tputs_trace NCURSES_PUBLIC_VAR(_nc_tputs_trace())
1435 extern NCURSES_EXPORT(void) _nc_set_tputs_trace (const char *);
1436 extern NCURSES_EXPORT(void) _nc_count_outchars (long);
1438 extern NCURSES_EXPORT_VAR(const char *) _nc_tputs_trace;
1439 extern NCURSES_EXPORT_VAR(long) _nc_outchars;
1442 extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing;
1444 #if USE_WIDEC_SUPPORT
1445 extern NCURSES_EXPORT(const char *) _nc_viswbuf2 (int, const wchar_t *);
1446 extern NCURSES_EXPORT(const char *) _nc_viswbufn (const wchar_t *, int);
1449 extern NCURSES_EXPORT(const char *) _nc_viscbuf2 (int, const NCURSES_CH_T *, int);
1450 extern NCURSES_EXPORT(const char *) _nc_viscbuf (const NCURSES_CH_T *, int);
1454 #define START_TRACE() /* nothing */
1458 #define TPUTS_TRACE(s)
1460 #define returnAttr(code) return code
1461 #define returnBits(code) return code
1462 #define returnBool(code) return code
1463 #define returnCPtr(code) return code
1464 #define returnCVoidPtr(code) return code
1465 #define returnChtype(code) return code
1466 #define returnCode(code) return code
1467 #define returnPtr(code) return code
1468 #define returnSP(code) return code
1469 #define returnVoid return
1470 #define returnVoidPtr(code) return code
1471 #define returnWin(code) return code
1473 #endif /* TRACE/!TRACE */
1476 * Return-codes for tgetent() and friends.
1478 #define TGETENT_YES 1 /* entry is found */
1479 #define TGETENT_NO 0 /* entry is not found */
1480 #define TGETENT_ERR -1 /* an error occurred */
1482 extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *);
1483 extern NCURSES_EXPORT(const char *) _nc_visbufn (const char *, int);
1485 #define EMPTY_MODULE(name) \
1486 extern NCURSES_EXPORT(void) name (void); \
1487 NCURSES_EXPORT(void) name (void) { }
1489 #define ALL_BUT_COLOR ((chtype)~(A_COLOR))
1490 #define NONBLANK_ATTR (A_NORMAL|A_BOLD|A_DIM|A_BLINK)
1491 #define XMC_CHANGES(c) ((c) & SP_PARM->_xmc_suppress)
1493 #define toggle_attr_on(S,at) {\
1494 if (PAIR_NUMBER(at) > 0) {\
1495 (S) = ((S) & ALL_BUT_COLOR) | (at);\
1499 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1502 #define toggle_attr_off(S,at) {\
1503 if (PAIR_NUMBER(at) > 0) {\
1504 (S) &= ~(at|A_COLOR);\
1508 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1510 #define DelCharCost(sp,count) \
1513 : ((delete_character != 0) \
1514 ? (sp->_dch1_cost * count) \
1517 #define InsCharCost(sp,count) \
1520 : ((enter_insert_mode && exit_insert_mode) \
1521 ? sp->_smir_cost + sp->_rmir_cost + (sp->_ip_cost * count) \
1522 : ((insert_character != 0) \
1523 ? ((sp->_ich1_cost + sp->_ip_cost) * count) \
1527 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) { \
1528 attr_t chg = AttrOf(SCREEN_ATTRS(sp)); \
1529 VIDATTR(sp, AttrOf(c), GetPair(c)); \
1530 if (magic_cookie_glitch > 0 \
1531 && XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(sp))))) { \
1532 T(("%s @%d before glitch %d,%d", \
1533 __FILE__, __LINE__, \
1536 NCURSES_SP_NAME(_nc_do_xmc_glitch)(NCURSES_SP_ARGx chg); \
1540 #define UpdateAttrs(sp,c) if (!SameAttrOf(SCREEN_ATTRS(sp), c)) \
1541 VIDATTR(sp, AttrOf(c), GetPair(c));
1545 * Macros to make additional parameter to implement wgetch_events()
1547 #ifdef NCURSES_WGETCH_EVENTS
1548 #define EVENTLIST_0th(param) param
1549 #define EVENTLIST_1st(param) param
1550 #define EVENTLIST_2nd(param) , param
1552 #define EVENTLIST_0th(param) void
1553 #define EVENTLIST_1st(param) /* nothing */
1554 #define EVENTLIST_2nd(param) /* nothing */
1557 #if NCURSES_EXPANDED && NCURSES_EXT_FUNCS
1559 #undef toggle_attr_on
1560 #define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at)
1561 extern NCURSES_EXPORT(void) _nc_toggle_attr_on (attr_t *, attr_t);
1563 #undef toggle_attr_off
1564 #define toggle_attr_off(S,at) _nc_toggle_attr_off(&(S), at)
1565 extern NCURSES_EXPORT(void) _nc_toggle_attr_off (attr_t *, attr_t);
1568 #define DelCharCost(sp, count) NCURSES_SP_NAME(_nc_DelCharCost)(NCURSES_SP_ARGx count)
1571 #define InsCharCost(sp, count) NCURSES_SP_NAME(_nc_InsCharCost)(NCURSES_SP_ARGx count)
1573 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_DelCharCost) (NCURSES_SP_DCLx int _c);
1574 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_InsCharCost) (NCURSES_SP_DCLx int _c);
1577 #define UpdateAttrs(sp,c) NCURSES_SP_NAME(_nc_UpdateAttrs)(NCURSES_SP_ARGx CHREF(c))
1579 #if defined(NEED_NCURSES_CH_T)
1580 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx CARG_CH_T _c);
1582 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_UpdateAttrs) (NCURSES_SP_DCLx chtype c);
1585 #if NCURSES_SP_FUNCS
1586 extern NCURSES_EXPORT(int) _nc_DelCharCost (int);
1587 extern NCURSES_EXPORT(int) _nc_InsCharCost (int);
1588 extern NCURSES_EXPORT(void) _nc_UpdateAttrs (CARG_CH_T);
1589 #endif /* NCURSES_SP_FUNCS */
1593 extern NCURSES_EXPORT(void) _nc_expanded (void);
1597 #if !NCURSES_EXT_FUNCS
1598 #define set_escdelay(value) ESCDELAY = value
1602 #define getcwd(buf,len) getwd(buf)
1606 #if USE_WIDEC_SUPPORT
1607 extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t);
1608 extern NCURSES_EXPORT(int) _nc_to_char(wint_t);
1609 extern NCURSES_EXPORT(wint_t) _nc_to_widechar(int);
1614 short nte_name; /* offset of name to hash on */
1615 int nte_type; /* BOOLEAN, NUMBER or STRING */
1616 short nte_index; /* index of associated variable in its array */
1617 short nte_link; /* index in table of next hash, or -1 */
1629 extern NCURSES_EXPORT(void) _nc_do_xmc_glitch (attr_t);
1633 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
1634 extern NCURSES_EXPORT(void) _nc_linedump (void);
1638 extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */
1639 extern NCURSES_EXPORT(int) _nc_msec_cost (const char *const, int); /* used by 'tack' program */
1642 #if USE_WIDEC_SUPPORT
1643 NCURSES_EXPORT(int) _nc_build_wch(WINDOW *win, ARG_CH_T ch);
1647 #if USE_WIDEC_SUPPORT && !defined(USE_TERMLIB)
1648 extern NCURSES_EXPORT(int) _nc_wchstrlen(const cchar_t *);
1652 extern NCURSES_EXPORT(bool) _nc_reset_colors(void);
1655 extern NCURSES_EXPORT(int) _nc_wgetch(WINDOW *, unsigned long *, int EVENTLIST_2nd(_nc_eventlist *));
1658 extern NCURSES_EXPORT(int) _nc_insert_ch(SCREEN *, WINDOW *, chtype);
1661 #define INFINITY 1000000 /* cost: too high to use */
1663 extern NCURSES_EXPORT(void) _nc_mvcur_init (void);
1664 extern NCURSES_EXPORT(void) _nc_mvcur_resume (void);
1665 extern NCURSES_EXPORT(void) _nc_mvcur_wrap (void);
1667 extern NCURSES_EXPORT(int) _nc_scrolln (int, int, int, int);
1669 extern NCURSES_EXPORT(void) _nc_screen_init (void);
1670 extern NCURSES_EXPORT(void) _nc_screen_resume (void);
1671 extern NCURSES_EXPORT(void) _nc_screen_wrap (void);
1674 extern NCURSES_EXPORT(bool) _nc_has_mouse (SCREEN *);
1677 #define INFINITY 1000000 /* cost: too high to use */
1678 #define BAUDBYTE 9 /* 9 = 7 bits + 1 parity + 1 stop */
1681 extern NCURSES_EXPORT(char *) _nc_get_locale(void);
1682 extern NCURSES_EXPORT(int) _nc_unicode_locale(void);
1683 extern NCURSES_EXPORT(int) _nc_locale_breaks_acs(TERMINAL *);
1684 extern NCURSES_EXPORT(int) _nc_setupterm(NCURSES_CONST char *, int, int *, bool);
1685 extern NCURSES_EXPORT(void) _nc_get_screensize(SCREEN *, int *, int *);
1687 /* lib_set_term.c */
1688 extern NCURSES_EXPORT(int) _nc_ripoffline(int, int(*)(WINDOW*, int));
1692 extern NCURSES_EXPORT(int) _nc_handle_sigwinch(SCREEN *);
1694 #define _nc_handle_sigwinch(a) /* nothing */
1698 #if USE_WIDEC_SUPPORT
1699 extern NCURSES_EXPORT(void) _nc_init_wacs(void);
1703 char *s_head; /* beginning of the string (may be null) */
1704 char *s_tail; /* end of the string (may be null) */
1705 size_t s_size; /* current remaining size available */
1706 size_t s_init; /* total size available */
1710 extern NCURSES_EXPORT(string_desc *) _nc_str_init (string_desc *, char *, size_t);
1711 extern NCURSES_EXPORT(string_desc *) _nc_str_null (string_desc *, size_t);
1712 extern NCURSES_EXPORT(string_desc *) _nc_str_copy (string_desc *, string_desc *);
1713 extern NCURSES_EXPORT(bool) _nc_safe_strcat (string_desc *, const char *);
1714 extern NCURSES_EXPORT(bool) _nc_safe_strcpy (string_desc *, const char *);
1717 #define strstr _nc_strstr
1718 extern NCURSES_EXPORT(char *) _nc_strstr (const char *, const char *);
1721 /* safe_sprintf.c */
1722 extern NCURSES_EXPORT(char *) _nc_printf_string (const char *, va_list);
1725 extern NCURSES_EXPORT(int) _nc_add_to_try (TRIES **, const char *, unsigned);
1726 extern NCURSES_EXPORT(char *) _nc_expand_try (TRIES *, unsigned, int *, size_t);
1727 extern NCURSES_EXPORT(int) _nc_remove_key (TRIES **, unsigned);
1728 extern NCURSES_EXPORT(int) _nc_remove_string (TRIES **, const char *);
1731 extern NCURSES_EXPORT(ENTRY *) _nc_delink_entry (ENTRY *, TERMTYPE *);
1732 extern NCURSES_EXPORT(SCREEN *) _nc_screen_of (WINDOW *);
1733 extern NCURSES_EXPORT(WINDOW *) _nc_makenew (int, int, int, int, int);
1734 extern NCURSES_EXPORT(char *) _nc_trace_buf (int, size_t);
1735 extern NCURSES_EXPORT(char *) _nc_trace_bufcat (int, const char *);
1736 extern NCURSES_EXPORT(char *) _nc_tracechar (SCREEN *, int);
1737 extern NCURSES_EXPORT(char *) _nc_tracemouse (SCREEN *, MEVENT const *);
1738 extern NCURSES_EXPORT(int) _nc_access (const char *, int);
1739 extern NCURSES_EXPORT(int) _nc_baudrate (int);
1740 extern NCURSES_EXPORT(int) _nc_freewin (WINDOW *);
1741 extern NCURSES_EXPORT(int) _nc_getenv_num (const char *);
1742 extern NCURSES_EXPORT(int) _nc_keypad (SCREEN *, bool);
1743 extern NCURSES_EXPORT(int) _nc_ospeed (int);
1744 extern NCURSES_EXPORT(int) _nc_outch (int);
1745 extern NCURSES_EXPORT(int) _nc_putp(const char *, const char *);
1746 extern NCURSES_EXPORT(int) _nc_putp_flush(const char *, const char *);
1747 extern NCURSES_EXPORT(int) _nc_read_termcap_entry (const char *const, TERMTYPE *const);
1748 extern NCURSES_EXPORT(int) _nc_setupscreen (int, int, FILE *, bool, int);
1749 extern NCURSES_EXPORT(int) _nc_timed_wait (SCREEN *, int, int, int * EVENTLIST_2nd(_nc_eventlist *));
1750 extern NCURSES_EXPORT(void) _nc_do_color (short, short, bool, NCURSES_OUTC);
1751 extern NCURSES_EXPORT(void) _nc_flush (void);
1752 extern NCURSES_EXPORT(void) _nc_free_and_exit (int) GCC_NORETURN;
1753 extern NCURSES_EXPORT(void) _nc_free_entry (ENTRY *, TERMTYPE *);
1754 extern NCURSES_EXPORT(void) _nc_freeall (void);
1755 extern NCURSES_EXPORT(void) _nc_hash_map (void);
1756 extern NCURSES_EXPORT(void) _nc_init_keytry (SCREEN *);
1757 extern NCURSES_EXPORT(void) _nc_keep_tic_dir (const char *);
1758 extern NCURSES_EXPORT(void) _nc_make_oldhash (int i);
1759 extern NCURSES_EXPORT(void) _nc_scroll_oldhash (int n, int top, int bot);
1760 extern NCURSES_EXPORT(void) _nc_scroll_optimize (void);
1761 extern NCURSES_EXPORT(void) _nc_set_buffer (FILE *, bool);
1762 extern NCURSES_EXPORT(void) _nc_signal_handler (bool);
1763 extern NCURSES_EXPORT(void) _nc_synchook (WINDOW *);
1764 extern NCURSES_EXPORT(void) _nc_trace_tries (TRIES *);
1767 extern NCURSES_EXPORT(void) _nc_alloc_entry_leaks(void);
1768 extern NCURSES_EXPORT(void) _nc_captoinfo_leaks(void);
1769 extern NCURSES_EXPORT(void) _nc_codes_leaks(void);
1770 extern NCURSES_EXPORT(void) _nc_comp_captab_leaks(void);
1771 extern NCURSES_EXPORT(void) _nc_comp_scan_leaks(void);
1772 extern NCURSES_EXPORT(void) _nc_keyname_leaks(void);
1773 extern NCURSES_EXPORT(void) _nc_names_leaks(void);
1774 extern NCURSES_EXPORT(void) _nc_tgetent_leaks(void);
1778 extern NCURSES_EXPORT(NCURSES_CH_T) _nc_render (WINDOW *, NCURSES_CH_T);
1779 extern NCURSES_EXPORT(int) _nc_waddch_nosync (WINDOW *, const NCURSES_CH_T);
1780 extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, NCURSES_SIZE_T const, NCURSES_SIZE_T const, NCURSES_CH_T);
1783 #if USE_WIDEC_SUPPORT && !defined(USE_TERMLIB)
1784 extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *);
1788 extern NCURSES_EXPORT(void) _nc_update_screensize (SCREEN *);
1792 extern NCURSES_EXPORT(void) _nc_resize_margins (WINDOW *);
1794 #define _nc_resize_margins(wp) /* nothing */
1797 #ifdef NCURSES_WGETCH_EVENTS
1798 extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *);
1800 #define wgetch_events(win, evl) wgetch(win)
1801 #define wgetnstr_events(win, str, maxlen, evl) wgetnstr(win, str, maxlen)
1805 * Not everyone has vsscanf(), but we'd like to use it for scanw().
1808 extern int vsscanf(const char *str, const char *format, va_list __arg);
1811 /* scroll indices */
1812 extern NCURSES_EXPORT_VAR(int *) _nc_oldnums;
1814 #define USE_SETBUF_0 0
1816 #define NC_BUFFERED(sp,flag) NCURSES_SP_NAME(_nc_set_buffer)(NCURSES_SP_ARGx sp->_ofp, flag)
1818 #define NC_OUTPUT(sp) ((sp != 0) ? sp->_ofp : stdout)
1821 * On systems with a broken linker, define 'SP' as a function to force the
1822 * linker to pull in the data-only module with 'SP'.
1824 #define _nc_alloc_screen_sp() typeCalloc(SCREEN, 1)
1827 extern NCURSES_EXPORT(SCREEN *) _nc_screen (void);
1828 extern NCURSES_EXPORT(int) _nc_alloc_screen (void);
1829 extern NCURSES_EXPORT(void) _nc_set_screen (SCREEN *);
1830 #define CURRENT_SCREEN _nc_screen()
1832 /* current screen is private data; avoid possible linking conflicts too */
1833 extern NCURSES_EXPORT_VAR(SCREEN *) SP;
1834 #define CURRENT_SCREEN SP
1835 #define _nc_alloc_screen() ((SP = _nc_alloc_screen_sp()) != 0)
1836 #define _nc_set_screen(sp) SP = sp
1839 #if NCURSES_SP_FUNCS && 0
1840 #define CURRENT_SCREEN_PRE (IsPreScreen(CURRENT_SCREEN) ? CURRENT_SCREEN : new_prescr())
1842 #define CURRENT_SCREEN_PRE CURRENT_SCREEN
1846 * We don't want to use the lines or columns capabilities internally, because
1847 * if the application is running multiple screens under X, it's quite possible
1848 * they could all have type xterm but have different sizes! So...
1850 #define screen_lines(sp) (sp)->_lines
1851 #define screen_columns(sp) (sp)->_columns
1853 extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int);
1854 extern NCURSES_EXPORT(int) _nc_format_slks (NCURSES_SP_DCLx int _c);
1857 * Some constants related to SLK's
1859 #define MAX_SKEY_OLD 8 /* count of soft keys */
1860 #define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */
1861 #define MAX_SKEY_PC 12 /* This is what most PC's have */
1862 #define MAX_SKEY_LEN_PC 5
1864 /* Macro to check whether or not we use a standard format */
1865 #define SLK_STDFMT(fmt) (fmt < 3)
1866 /* Macro to determine height of label window */
1867 #define SLK_LINES(fmt) (SLK_STDFMT(fmt) ? 1 : ((fmt) - 2))
1869 #define MAX_SKEY(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_OLD : MAX_SKEY_PC)
1870 #define MAX_SKEY_LEN(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC)
1873 * Common error messages
1875 #define MSG_NO_MEMORY "Out of memory"
1876 #define MSG_NO_INPUTS "Premature EOF"
1878 extern NCURSES_EXPORT(int) _nc_set_tty_mode(TTY *);
1879 extern NCURSES_EXPORT(int) _nc_get_tty_mode(TTY *);
1881 /* timed_wait flag definitions */
1885 #define TW_ANY (TW_INPUT | TW_MOUSE)
1888 #define SetSafeOutcWrapper(outc) \
1889 SCREEN* sp = CURRENT_SCREEN; \
1891 struct screen dummy; \
1893 memset(sp,0,sizeof(struct screen)); \
1894 sp->_outch = _nc_outc_wrapper; \
1898 struct DriverTCB; /* Terminal Control Block forward declaration */
1899 typedef void* TERM_HANDLE;
1901 typedef struct _termInfo
1919 const color_t* defaultPalette;
1922 typedef struct term_driver {
1924 bool (*CanHandle)(struct DriverTCB*,const char*,int*);
1925 void (*init)(struct DriverTCB*);
1926 void (*release)(struct DriverTCB*);
1927 int (*size)(struct DriverTCB*, int* Line, int *Cols);
1928 int (*sgmode)(struct DriverTCB*, bool setFlag, TTY*);
1929 chtype (*conattr)(struct DriverTCB*);
1930 int (*hwcur)(struct DriverTCB*, int yold, int xold, int y, int x);
1931 int (*mode)(struct DriverTCB*, bool progFlag, bool defFlag);
1932 bool (*rescol)(struct DriverTCB*);
1933 bool (*rescolors)(struct DriverTCB*);
1934 void (*color)(struct DriverTCB*,bool fore, int color, int(*)(SCREEN*,int));
1935 int (*doBeepOrFlash)(struct DriverTCB*, bool);
1936 void (*initpair)(struct DriverTCB*,short,short,short);
1937 void (*initcolor)(struct DriverTCB*,short,short,short,short);
1938 void (*docolor)(struct DriverTCB*,short,short,bool,int(*)(SCREEN*,int));
1939 void (*initmouse)(struct DriverTCB*);
1940 void (*setfilter)(struct DriverTCB*);
1941 void (*hwlabel)(struct DriverTCB*,int,char*);
1942 void (*hwlabelOnOff)(struct DriverTCB*,bool);
1943 int (*update)(struct DriverTCB*);
1944 int (*defaultcolors)(struct DriverTCB*,int,int);
1945 int (*print)(struct DriverTCB*,char*,int);
1946 int (*getsize)(struct DriverTCB*,int*,int*);
1947 int (*setsize)(struct DriverTCB*,int,int);
1948 void (*initacs)(struct DriverTCB*,chtype*,chtype*);
1949 void (*scinit)(SCREEN *);
1950 void (*scexit)(SCREEN *);
1951 int (*twait)(struct DriverTCB*,int,int,int* EVENTLIST_2nd(_nc_eventlist*));
1952 int (*read)(struct DriverTCB*,int*);
1953 int (*nap)(struct DriverTCB*,int);
1954 int (*kpad)(struct DriverTCB*, bool);
1955 int (*kyOk)(struct DriverTCB*, int, bool);
1956 bool (*kyExist)(struct DriverTCB*, int);
1960 typedef struct DriverTCB
1962 TERMINAL term; /* needs to be the first Element !!! */
1963 TERM_HANDLE inp; /* The input handle of the Terminal */
1964 TERM_HANDLE out; /* The output handle of the Terminal in shell mode */
1965 TERM_HANDLE hdl; /* The output handle of the Terminal in prog mode */
1966 TERM_DRIVER* drv; /* The driver for that Terminal */
1967 SCREEN* csp; /* The screen that owns that Terminal */
1968 TerminalInfo info; /* Driver independent core capabilities of the Terminal */
1969 void* prop; /* Driver dependent property storage to be used by the Driver */
1971 } TERMINAL_CONTROL_BLOCK;
1973 #define NCDRV_MAGIC(id) (0x47110000 | (id&0xffff))
1974 #define NCDRV_TINFO 0x01
1975 #define NCDRV_WINCONSOLE 0x02
1977 #define TCBOf(sp) ((TERMINAL_CONTROL_BLOCK*)(TerminalOf(sp)))
1978 #define InfoOf(sp) TCBOf(sp)->info
1979 #define CallDriver(sp,method) TCBOf(sp)->drv->method(TCBOf(sp))
1980 #define CallDriver_1(sp,method,arg1) TCBOf(sp)->drv->method(TCBOf(sp),arg1)
1981 #define CallDriver_2(sp,method,arg1,arg2) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2)
1982 #define CallDriver_3(sp,method,arg1,arg2,arg3) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3)
1983 #define CallDriver_4(sp,method,arg1,arg2,arg3,arg4) TCBOf(sp)->drv->method(TCBOf(sp),arg1,arg2,arg3,arg4)
1985 extern NCURSES_EXPORT_VAR(const color_t*) _nc_cga_palette;
1986 extern NCURSES_EXPORT_VAR(const color_t*) _nc_hls_palette;
1988 #ifdef USE_TERM_DRIVER
1989 extern NCURSES_EXPORT(int) _nc_tinfo_has_key(SCREEN*, int);
1990 extern NCURSES_EXPORT(int) _nc_tinfo_doupdate(SCREEN *sp);
1991 extern NCURSES_EXPORT(int) _nc_tinfo_mvcur(SCREEN*,int,int,int,int);
1992 extern NCURSES_EXPORT(int) _nc_get_driver(TERMINAL_CONTROL_BLOCK*, const char*, int*);
1996 #include <nc_mingw.h>
1997 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_WIN_DRIVER;
1999 extern NCURSES_EXPORT_VAR(TERM_DRIVER) _nc_TINFO_DRIVER;
2001 #ifdef USE_TERM_DRIVER
2002 #define IsTermInfo(sp) (TCBOf(sp) && ((TCBOf(sp)->drv->isTerminfo)))
2004 #define IsTermInfo(sp) TRUE
2007 #define HasTInfoTerminal(sp) ((0 != TerminalOf(sp)) && IsTermInfo(sp))
2008 #define IsValidTIScreen(sp) (HasTInfoTerminal(sp))
2011 * Exported entrypoints beyond the published API
2013 #if NCURSES_SP_FUNCS
2014 extern NCURSES_EXPORT(WINDOW *) _nc_curscr_of(SCREEN*);
2015 extern NCURSES_EXPORT(WINDOW *) _nc_newscr_of(SCREEN*);
2016 extern NCURSES_EXPORT(WINDOW *) _nc_stdscr_of(SCREEN*);
2017 extern NCURSES_EXPORT(int) _nc_outc_wrapper(SCREEN*,int);
2020 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_ttytype)(SCREEN*);
2021 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_TABSIZE)(SCREEN*);
2022 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(longname)(SCREEN*);
2025 #if NCURSES_EXT_FUNCS
2026 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tabsize)(SCREEN*, int);
2030 * We put the safe versions of various calls here as they are not published
2031 * part of the API up to now
2033 extern NCURSES_EXPORT(TERMINAL*) NCURSES_SP_NAME(cur_term)(SCREEN *sp);
2034 extern NCURSES_EXPORT(WINDOW *) NCURSES_SP_NAME(_nc_makenew) (SCREEN*, int, int, int, int, int);
2035 extern NCURSES_EXPORT(bool) NCURSES_SP_NAME(_nc_reset_colors)(SCREEN*);
2036 extern NCURSES_EXPORT(char *) NCURSES_SP_NAME(_nc_printf_string)(SCREEN*, const char *, va_list);
2037 extern NCURSES_EXPORT(chtype) NCURSES_SP_NAME(_nc_acs_char)(SCREEN*,int);
2038 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_curs_set)(SCREEN*,int);
2039 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_get_tty_mode)(SCREEN*,TTY*);
2040 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_mcprint)(SCREEN*,char*, int);
2041 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_msec_cost)(SCREEN*, const char *, int);
2042 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_outch)(SCREEN*, int);
2043 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp)(SCREEN*, const char *, const char*);
2044 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_putp_flush)(SCREEN*, const char *, const char *);
2045 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_resetty)(SCREEN*);
2046 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_resize_term)(SCREEN*,int,int);
2047 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_ripoffline)(SCREEN*, int, int (*)(WINDOW *,int));
2048 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_savetty)(SCREEN*);
2049 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scr_init)(SCREEN*,const char*);
2050 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scr_restore)(SCREEN*, const char*);
2051 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_scrolln)(SCREEN*, int, int, int, int);
2052 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_set_tty_mode)(SCREEN*, TTY*);
2053 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_setupscreen)(SCREEN**, int, int, FILE *, bool, int);
2054 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tgetent)(SCREEN*,char*,const char *);
2055 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_tigetnum)(SCREEN*,NCURSES_CONST char*);
2056 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_vid_attr)(SCREEN *, attr_t, short, void *);
2057 extern NCURSES_EXPORT(int) NCURSES_SP_NAME(_nc_vidputs)(SCREEN*,chtype,int(*) (SCREEN*, int));
2058 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_color)(SCREEN*, short, short, bool, NCURSES_SP_OUTC);
2059 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_do_xmc_glitch)(SCREEN*, attr_t);
2060 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_flush)(SCREEN*);
2061 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_free_and_exit)(SCREEN*, int) GCC_NORETURN;
2062 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_freeall)(SCREEN*);
2063 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_hash_map)(SCREEN*);
2064 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_init_acs)(SCREEN*);
2065 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_make_oldhash)(SCREEN*, int i);
2066 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_init)(SCREEN*);
2067 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_resume)(SCREEN*);
2068 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_mvcur_wrap)(SCREEN*);
2069 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_init)(SCREEN*);
2070 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_resume)(SCREEN*);
2071 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_screen_wrap)(SCREEN*);
2072 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_oldhash)(SCREEN*, int n, int top, int bot);
2073 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_scroll_optimize)(SCREEN*);
2074 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_set_buffer)(SCREEN*, FILE *, bool);
2076 extern NCURSES_EXPORT(void) _nc_cookie_init(SCREEN *sp);
2078 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
2079 extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_linedump)(SCREEN*);
2082 #if USE_WIDEC_SUPPORT
2083 extern NCURSES_EXPORT(wchar_t *) NCURSES_SP_NAME(_nc_wunctrl)(SCREEN*, cchar_t *);
2086 #endif /* NCURSES_SP_FUNCS */
2088 #if NCURSES_SP_FUNCS
2090 #define safe_keyname NCURSES_SP_NAME(keyname)
2091 #define safe_unctrl NCURSES_SP_NAME(unctrl)
2092 #define safe_ungetch NCURSES_SP_NAME(ungetch)
2096 #define safe_keyname _nc_keyname
2097 #define safe_unctrl _nc_unctrl
2098 #define safe_ungetch _nc_ungetch
2100 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_keyname (SCREEN *, int);
2101 extern NCURSES_EXPORT(int) _nc_ungetch (SCREEN *, int);
2102 extern NCURSES_EXPORT(NCURSES_CONST char *) _nc_unctrl (SCREEN *, chtype);
2110 #endif /* CURSES_PRIV_H */