1 /****************************************************************************
2 * Copyright (c) 1998-2005,2006 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 ****************************************************************************/
37 * $Id: curses.priv.h,v 1.314 2006/12/10 00:55:14 tom Exp $
41 * Header file for curses library objects which are private to
47 #define CURSES_PRIV_H 1
50 extern void *memset(void *s, int c, size_t len);
52 //// #include <ncurses_dll.h>
58 //// #include <ncurses_cfg.h>
61 #define MODULE_ID(id) static const char Ident[] = id;
63 #define MODULE_ID(id) /*nothing*/
66 //// #include <stdlib.h>
67 //// #include <string.h>
68 //// #include <sys/types.h>
70 //// #if HAVE_UNISTD_H
71 //// #include <unistd.h>
74 //// #if HAVE_SYS_BSDTYPES_H
75 //// #include <sys/bsdtypes.h> /* needed for ISC */
78 //// #if HAVE_LIMITS_H
79 //// # include <limits.h>
80 //// #elif HAVE_SYS_PARAM_H
81 //// # include <sys/param.h>
84 //// #include <assert.h>
85 //// #include <stdio.h>
87 //// #include <errno.h>
90 # if defined(_POSIX_PATH_MAX)
91 # define PATH_MAX _POSIX_PATH_MAX
92 # elif defined(MAXPATHLEN)
93 # define PATH_MAX MAXPATHLEN
95 # define PATH_MAX 255 /* the Posix minimum path-size */
103 //// #include <nc_panel.h>
105 //// /* Some systems have a broken 'select()', but workable 'poll()'. Use that */
106 //// #if HAVE_WORKING_POLL
107 //// #define USE_FUNC_POLL 1
109 //// #include <poll.h>
111 //// #include <sys/poll.h>
114 //// #define USE_FUNC_POLL 0
117 //// /* include signal.h before curses.h to work-around defect in glibc 2.1.3 */
118 //// #include <signal.h>
120 /* Alessandro Rubini's GPM (general-purpose mouse) */
121 #if HAVE_LIBGPM && HAVE_GPM_H
122 #define USE_GPM_SUPPORT 1
124 #define USE_GPM_SUPPORT 0
127 /* QNX mouse support */
128 #if defined(__QNX__) && !defined(__QNXNTO__)
129 #define USE_QNX_MOUSE 1
131 #define USE_QNX_MOUSE 0
134 /* EMX mouse support */
136 #define USE_EMX_MOUSE 1
138 #define USE_EMX_MOUSE 0
141 #define DEFAULT_MAXCLICK 166
142 #define EV_MAX 8 /* size of mouse circular event queue */
145 * If we don't have signals to support it, don't add a sigwinch handler.
146 * In any case, resizing is an extended feature. Use it if we've got it.
148 #if !NCURSES_EXT_FUNCS
149 #undef HAVE_SIZECHANGE
150 #define HAVE_SIZECHANGE 0
153 #if HAVE_SIZECHANGE && defined(SIGWINCH)
154 #define USE_SIZECHANGE 1
156 #define USE_SIZECHANGE 0
158 #define USE_SIGWINCH 0
162 * If desired, one can configure this, disabling environment variables that
163 * point to custom terminfo/termcap locations.
165 #ifdef USE_ROOT_ENVIRON
166 #define use_terminfo_vars() 1
168 #define use_terminfo_vars() _nc_env_access()
169 extern NCURSES_EXPORT(int) _nc_env_access (void);
173 * Not all platforms have memmove; some have an equivalent bcopy. (Some may
177 #define memmove(d,s,n) bcopy(s,d,n)
179 #define memmove(d,s,n) _nc_memmove(d,s,n)
180 extern NCURSES_EXPORT(void *) _nc_memmove (void *, const void *, size_t);
184 * Scroll hints are useless when hashmap is used
186 //// #if !USE_SCROLL_HINTS
187 //// #if !USE_HASHMAP
188 //// #define USE_SCROLL_HINTS 1
190 //// #define USE_SCROLL_HINTS 0
195 #define if_USE_SCROLL_HINTS(stmt) stmt
197 #define if_USE_SCROLL_HINTS(stmt) /*nothing*/
201 * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only
202 * when we're throwing control codes at the screen at high volume. To see
203 * this, re-enable USE_HARD_TABS and run worm for a while. Other systems
204 * probably don't want to define this either due to uncertainties about tab
205 * delays and expansion in raw mode.
209 struct tries *child; /* ptr to child. NULL if none */
210 struct tries *sibling; /* ptr to sibling. NULL if none */
211 unsigned char ch; /* character at this node */
212 unsigned short value; /* code of string so far. 0 if none. */
216 * Common/troublesome character definitions
223 #define VT_ACSC "``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~"
226 * Structure for palette tables
231 short red, green, blue; /* what color_content() returns */
232 short r, g, b; /* params to init_color() */
233 int init; /* true if we called init_color() */
237 #define MAXCOLUMNS 135
239 #define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */
243 #define WINDOWLIST struct _win_list
245 #if USE_WIDEC_SUPPORT
246 #define _nc_bkgd _bkgrnd
248 #undef _XOPEN_SOURCE_EXTENDED
249 #define _nc_bkgd _bkgd
250 #define wgetbkgrnd(win, wch) *wch = win->_bkgd
251 #define wbkgrnd wbkgd
254 //// #include <curses.h> /* we'll use -Ipath directive to get the right one! */
255 //// #include <term.h>
256 //// #include <term_entry.h>
257 //// #include <nc_tparm.h>
259 #if NCURSES_EXT_COLORS && USE_WIDEC_SUPPORT
260 #define if_EXT_COLORS(stmt) stmt
261 #define NetPair(value,p) (value).ext_color = (p), \
262 AttrOf(value) &= ALL_BUT_COLOR, \
263 AttrOf(value) |= (A_COLOR & COLOR_PAIR((p > 255) ? 255 : p))
264 #define SetPair(value,p) (value).ext_color = (p)
265 #define GetPair(value) (value).ext_color
266 #define unColor(n) (AttrOf(n) & ALL_BUT_COLOR)
267 #define GET_WINDOW_PAIR(w) (w)->_color
268 #define SET_WINDOW_PAIR(w,p) (w)->_color = (p)
269 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b) && GetPair(a) == GetPair(b))
270 #define VIDATTR(attr, pair) vid_attr(attr, pair, 0)
272 #define if_EXT_COLORS(stmt) /* nothing */
273 #define SetPair(value,p) RemAttr(value, A_COLOR), \
274 SetAttr(value, AttrOf(value) | (A_COLOR & COLOR_PAIR(p)))
275 #define GetPair(value) PAIR_NUMBER(AttrOf(value))
276 #define unColor(n) (AttrOf(n) & ALL_BUT_COLOR)
277 #define GET_WINDOW_PAIR(w) PAIR_NUMBER(WINDOW_ATTRS(w))
278 #define SET_WINDOW_PAIR(w,p) WINDOW_ATTRS(w) &= ALL_BUT_COLOR, \
279 WINDOW_ATTRS(w) |= (A_COLOR & COLOR_PAIR(p))
280 #define SameAttrOf(a,b) (AttrOf(a) == AttrOf(b))
281 #define VIDATTR(attr, pair) vidattr(attr)
284 #define WINDOW_ATTRS(w) ((w)->_attrs)
286 #define SCREEN_ATTRS(s) (*((s)->_current_attr))
287 #define GET_SCREEN_PAIR(s) GetPair(SCREEN_ATTRS(s))
288 #define SET_SCREEN_PAIR(s,p) SetPair(SCREEN_ATTRS(s), p)
291 * Definitions for color pairs
293 typedef unsigned colorpair_t; /* type big enough to store PAIR_OF() */
294 #define C_SHIFT 9 /* we need more bits than there are colors */
295 #define C_MASK ((1 << C_SHIFT) - 1)
296 #define PAIR_OF(fg, bg) ((((fg) & C_MASK) << C_SHIFT) | ((bg) & C_MASK))
297 #define isDefaultColor(c) ((c) >= COLOR_DEFAULT || (c) < 0)
299 #define COLOR_DEFAULT C_MASK
301 #if defined(USE_TERMLIB) && !defined(NEED_NCURSES_CH_T)
303 #undef NCURSES_CH_T /* this is not a termlib feature */
304 #define NCURSES_CH_T void /* ...but we need a pointer in SCREEN */
306 #endif /* USE_TERMLIB */
311 NCURSES_CH_T *text; /* text of the line */
312 NCURSES_SIZE_T firstchar; /* first changed character in the line */
313 NCURSES_SIZE_T lastchar; /* last changed character in the line */
314 NCURSES_SIZE_T oldindex; /* index of the line at last update */
316 #endif /* USE_TERMLIB */
319 M_XTERM = -1 /* use xterm's mouse tracking? */
320 ,M_NONE = 0 /* no mouse device */
325 ,M_SYSMOUSE /* FreeBSD sysmouse on console */
330 * Structures for scrolling.
334 unsigned long hashval;
335 int oldcount, newcount;
336 int oldindex, newindex;
340 * Structures for soft labels.
349 char *ent_text; /* text for the label */
350 char *form_text; /* formatted text (left/center/...) */
351 int ent_x; /* x coordinate of this field */
352 char dirty; /* this label has changed */
353 char visible; /* field is visible */
356 typedef struct _SLK {
357 char dirty; /* all labels have changed */
358 char hidden; /* soft labels are hidden */
361 short maxlab; /* number of available labels */
362 short labcnt; /* number of allocated labels */
363 short maxlen; /* length of labels */
364 NCURSES_CH_T attr; /* soft label attribute */
367 #endif /* USE_TERMLIB */
370 int line; /* lines to take, < 0 => from bottom*/
371 int (*hook)(WINDOW *, int); /* callback for user */
372 WINDOW *w; /* maybe we need this for cleanup */
376 #undef buttons /* term.h defines this, and gpm uses it! */
380 /* link dynamically to GPM */
381 typedef int *TYPE_gpm_fd;
382 typedef int (*TYPE_Gpm_Open) (Gpm_Connect *, int);
383 typedef int (*TYPE_Gpm_Close) (void);
384 typedef int (*TYPE_Gpm_GetEvent) (Gpm_Event *);
386 #define my_gpm_fd SP->_mouse_gpm_fd
387 #define my_Gpm_Open SP->_mouse_Gpm_Open
388 #define my_Gpm_Close SP->_mouse_Gpm_Close
389 #define my_Gpm_GetEvent SP->_mouse_Gpm_GetEvent
391 /* link statically to GPM */
392 #define my_gpm_fd &gpm_fd
393 #define my_Gpm_Open Gpm_Open
394 #define my_Gpm_Close Gpm_Close
395 #define my_Gpm_GetEvent Gpm_GetEvent
396 #endif /* HAVE_LIBDL */
397 #endif /* USE_GPM_SUPPORT */
400 * The SCREEN structure.
404 int _ifd; /* input file ptr for screen */
405 FILE *_ofp; /* output file ptr for screen */
406 char *_setbuf; /* buffered I/O for output */
407 bool _filtered; /* filter() was called */
408 bool _buffered; /* setvbuf uses _setbuf data */
409 int _checkfd; /* filedesc for typeahead check */
410 //// TERMINAL *_term; /* terminal type information */
411 short _lines; /* screen lines */
412 short _columns; /* screen columns */
414 short _lines_avail; /* lines available for stdscr */
415 short _topstolen; /* lines stolen from top */
416 ripoff_t _rippedoff[5]; /* list of lines stolen */
417 int _rip_count; /* ...and total lines stolen */
419 WINDOW *_curscr; /* current screen */
420 WINDOW *_newscr; /* virtual screen to be updated to */
421 WINDOW *_stdscr; /* screen's full-window context */
423 struct tries *_keytry; /* "Try" for use with keypad mode */
424 struct tries *_key_ok; /* Disabled keys via keyok(,FALSE) */
425 bool _tried; /* keypad mode was initialized */
426 bool _keypad_on; /* keypad mode is currently on */
428 bool _called_wgetch; /* check for recursion in wgetch() */
429 int _fifo[FIFO_SIZE]; /* input push-back buffer */
430 short _fifohead, /* head of fifo queue */
431 _fifotail, /* tail of fifo queue */
432 _fifopeek, /* where to peek for next char */
433 _fifohold; /* set if breakout marked */
435 int _endwin; /* are we out of window mode? */
436 NCURSES_CH_T *_current_attr; /* holds current attributes set */
437 int _coloron; /* is color enabled? */
438 int _color_defs; /* are colors modified */
439 int _cursor; /* visibility of the cursor */
440 int _cursrow; /* physical cursor row */
441 int _curscol; /* physical cursor column */
442 bool _notty; /* true if we cannot switch non-tty */
443 int _nl; /* True if NL -> CR/NL is on */
444 int _raw; /* True if in raw mode */
445 int _cbreak; /* 1 if in cbreak mode */
446 /* > 1 if in halfdelay mode */
447 int _echo; /* True if echo on */
448 int _use_meta; /* use the meta key? */
449 struct _SLK *_slk; /* ptr to soft key struct / NULL */
450 int slk_format; /* selected format for this screen */
451 /* cursor movement costs; units are 10ths of milliseconds */
452 #if NCURSES_NO_PADDING
453 int _no_padding; /* flag to set if padding disabled */
455 int _char_padding; /* cost of character put */
456 int _cr_cost; /* cost of (carriage_return) */
457 int _cup_cost; /* cost of (cursor_address) */
458 int _home_cost; /* cost of (cursor_home) */
459 int _ll_cost; /* cost of (cursor_to_ll) */
461 int _ht_cost; /* cost of (tab) */
462 int _cbt_cost; /* cost of (backtab) */
463 #endif /* USE_HARD_TABS */
464 int _cub1_cost; /* cost of (cursor_left) */
465 int _cuf1_cost; /* cost of (cursor_right) */
466 int _cud1_cost; /* cost of (cursor_down) */
467 int _cuu1_cost; /* cost of (cursor_up) */
468 int _cub_cost; /* cost of (parm_cursor_left) */
469 int _cuf_cost; /* cost of (parm_cursor_right) */
470 int _cud_cost; /* cost of (parm_cursor_down) */
471 int _cuu_cost; /* cost of (parm_cursor_up) */
472 int _hpa_cost; /* cost of (column_address) */
473 int _vpa_cost; /* cost of (row_address) */
474 /* used in tty_update.c, must be chars */
475 int _ed_cost; /* cost of (clr_eos) */
476 int _el_cost; /* cost of (clr_eol) */
477 int _el1_cost; /* cost of (clr_bol) */
478 int _dch1_cost; /* cost of (delete_character) */
479 int _ich1_cost; /* cost of (insert_character) */
480 int _dch_cost; /* cost of (parm_dch) */
481 int _ich_cost; /* cost of (parm_ich) */
482 int _ech_cost; /* cost of (erase_chars) */
483 int _rep_cost; /* cost of (repeat_char) */
484 int _hpa_ch_cost; /* cost of (column_address) */
485 int _cup_ch_cost; /* cost of (cursor_address) */
486 int _cuf_ch_cost; /* cost of (parm_cursor_right) */
487 int _inline_cost; /* cost of inline-move */
488 int _smir_cost; /* cost of (enter_insert_mode) */
489 int _rmir_cost; /* cost of (exit_insert_mode) */
490 int _ip_cost; /* cost of (insert_padding) */
491 /* used in lib_mvcur.c */
492 char * _address_cursor;
493 /* used in tty_update.c */
494 int _scrolling; /* 1 if terminal's smart enough to */
496 /* used in lib_color.c */
497 color_t *_color_table; /* screen's color palette */
498 int _color_count; /* count of colors in palette */
499 colorpair_t *_color_pairs; /* screen's color pair list */
500 int _pair_count; /* count of color pairs */
501 #if NCURSES_EXT_FUNCS
502 bool _default_color; /* use default colors */
503 bool _has_sgr_39_49; /* has ECMA default color support */
504 int _default_fg; /* assumed default foreground */
505 int _default_bg; /* assumed default background */
507 chtype _ok_attributes; /* valid attributes for terminal */
508 chtype _xmc_suppress; /* attributes to suppress if xmc */
509 chtype _xmc_triggers; /* attributes to process if xmc */
510 chtype * _acs_map; /* the real alternate-charset map */
511 bool * _screen_acs_map;
514 /* used in lib_vidattr.c */
515 bool _use_rmso; /* true if we may use 'rmso' */
516 bool _use_rmul; /* true if we may use 'rmul' */
519 * These data correspond to the state of the idcok() and idlok()
520 * functions. A caveat is in order here: the XSI and SVr4
521 * documentation specify that these functions apply to the window which
522 * is given as an argument. However, ncurses implements this logic
523 * only for the newscr/curscr update process, _not_ per-window.
527 #define _nc_idlok SP->_nc_sp_idlok
528 #define _nc_idcok SP->_nc_sp_idcok
531 * These are the data that support the mouse interface.
533 bool _mouse_initialized;
534 MouseType _mouse_type;
536 bool (*_mouse_event) (SCREEN *);
537 bool (*_mouse_inline)(SCREEN *);
538 bool (*_mouse_parse) (int);
539 void (*_mouse_resume)(SCREEN *);
540 void (*_mouse_wrap) (SCREEN *);
541 int _mouse_fd; /* file-descriptor, if any */
542 bool _mouse_active; /* true if initialized */
544 NCURSES_CONST char *_mouse_xtermcap; /* string to enable/disable mouse */
545 MEVENT _mouse_events[EV_MAX]; /* hold the last mouse event seen */
546 MEVENT *_mouse_eventp; /* next free slot in event queue */
549 bool _mouse_gpm_loaded;
550 bool _mouse_gpm_found;
552 TYPE_gpm_fd _mouse_gpm_fd;
553 TYPE_Gpm_Open _mouse_Gpm_Open;
554 TYPE_Gpm_Close _mouse_Gpm_Close;
555 TYPE_Gpm_GetEvent _mouse_Gpm_GetEvent;
557 Gpm_Connect _mouse_gpm_connect;
558 #endif /* USE_GPM_SUPPORT */
562 int _emxmouse_thread;
563 int _emxmouse_activated;
564 char _emxmouse_buttons[4];
568 MEVENT _sysmouse_fifo[FIFO_SIZE];
571 int _sysmouse_char_width; /* character width */
572 int _sysmouse_char_height; /* character height */
573 int _sysmouse_old_buttons;
574 int _sysmouse_new_buttons;
578 * This supports automatic resizing
581 int (*_resize)(int,int);
585 * These are data that support the proper handling of the panel stack on an
588 //// struct panelhook _panelHook;
590 * Linked-list of all windows, to support '_nc_resizeall()' and
593 WINDOWLIST *_nc_sp_windows;
594 #define _nc_windows SP->_nc_sp_windows
597 SCREEN *_next_screen;
599 /* hashes for old and new lines */
600 unsigned long *oldhash, *newhash;
604 bool _cleanup; /* cleanup after int/quit signal */
605 int (*_outch)(int); /* output handler if not putc */
607 int _legacy_coding; /* see use_legacy_coding() */
610 * ncurses/ncursesw are the same up to this point.
612 #if USE_WIDEC_SUPPORT
613 /* recent versions of 'screen' have partially-working support for
614 * UTF-8, but do not permit ACS at the same time (see tty_update.c).
616 bool _screen_acs_fix;
620 extern NCURSES_EXPORT_VAR(SCREEN *) _nc_screen_chain;
623 WINDOW win; /* first, so WINDOW_EXT() works */
625 #ifdef _XOPEN_SOURCE_EXTENDED
626 char addch_work[(MB_LEN_MAX * 9) + 1];
627 unsigned addch_used; /* number of bytes in addch_work[] */
628 int addch_x; /* x-position for addch_work[] */
629 int addch_y; /* y-position for addch_work[] */
633 #define WINDOW_EXT(win,field) (((WINDOWLIST *)(win))->field)
635 /* usually in <limits.h> */
637 #define UCHAR_MAX 255
640 /* The terminfo source is assumed to be 7-bit ASCII */
641 #define is7bits(c) ((unsigned)(c) < 128)
643 /* Checks for isprint() should be done on 8-bit characters (non-wide) */
644 #define is8bits(c) ((unsigned)(c) <= UCHAR_MAX)
647 #define min(a,b) ((a) > (b) ? (b) : (a))
651 #define max(a,b) ((a) < (b) ? (b) : (a))
654 /* usually in <unistd.h> */
656 #define STDIN_FILENO 0
659 #ifndef STDOUT_FILENO
660 #define STDOUT_FILENO 1
663 #ifndef STDERR_FILENO
664 #define STDERR_FILENO 2
668 #define EXIT_SUCCESS 0
672 #define EXIT_FAILURE 1
676 #define R_OK 4 /* Test for read permission. */
679 #define W_OK 2 /* Test for write permission. */
682 #define X_OK 1 /* Test for execute permission. */
685 #define F_OK 0 /* Test for existence. */
689 //// #include <fcntl.h> /* may define O_BINARY */
697 #define TRACE_OUTCHARS(n) _nc_outchars += (n);
699 #define TRACE_OUTCHARS(n) /* nothing */
702 #define UChar(c) ((unsigned char)(c))
703 #define ChCharOf(c) ((c) & (chtype)A_CHARTEXT)
704 #define ChAttrOf(c) ((c) & (chtype)A_ATTRIBUTES)
707 #define MB_LEN_MAX 8 /* should be >= MB_CUR_MAX, but that may be a function */
710 #if USE_WIDEC_SUPPORT /* { */
711 #define isEILSEQ(status) ((status == (size_t)-1) && (errno == EILSEQ))
713 #define init_mb(state) memset(&state, 0, sizeof(state))
715 #if NCURSES_EXT_COLORS
718 #define NulColor /* nothing */
721 #define NulChar 0,0,0,0 /* FIXME: see CCHARW_MAX */
722 #define CharOf(c) ((c).chars[0])
723 #define AttrOf(c) ((c).attr)
724 #define AddAttr(c,a) AttrOf(c) |= ((a) & A_ATTRIBUTES)
725 #define RemAttr(c,a) AttrOf(c) &= ~((a) & A_ATTRIBUTES)
726 #define SetAttr(c,a) AttrOf(c) = ((a) & A_ATTRIBUTES)
727 #define NewChar2(c,a) { a, { c, NulChar } NulColor }
728 #define NewChar(ch) NewChar2(ChCharOf(ch), ChAttrOf(ch))
729 #define CharEq(a,b) (!memcmp(&(a), &(b), sizeof(a)))
730 #define SetChar(ch,c,a) do { \
731 NCURSES_CH_T *_cp = &ch; \
732 memset(_cp, 0, sizeof(ch)); \
733 _cp->chars[0] = (c); \
735 if_EXT_COLORS(SetPair(ch, PAIR_NUMBER(a))); \
737 #define CHREF(wch) (&wch)
738 #define CHDEREF(wch) (*wch)
739 #define ARG_CH_T NCURSES_CH_T *
740 #define CARG_CH_T const NCURSES_CH_T *
741 #define PUTC_DATA char PUTC_buf[MB_LEN_MAX]; int PUTC_i, PUTC_n; \
742 mbstate_t PUT_st; wchar_t PUTC_ch
743 #define PUTC_INIT init_mb (PUT_st)
744 #define PUTC(ch,b) do { if(!isWidecExt(ch)) { \
745 if (Charable(ch)) { \
746 fputc(CharOf(ch), b); \
750 for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { \
751 PUTC_ch = (ch).chars[PUTC_i]; \
752 if (PUTC_ch == L'\0') \
754 PUTC_n = wcrtomb(PUTC_buf, \
755 (ch).chars[PUTC_i], &PUT_st); \
757 if (PUTC_ch && is8bits(PUTC_ch) && PUTC_i == 0) \
761 fwrite(PUTC_buf, (unsigned) PUTC_n, 1, b); \
763 TRACE_OUTCHARS(PUTC_i); \
766 #define BLANK { WA_NORMAL, {' '} NulColor }
767 #define ZEROS { WA_NORMAL, {'\0'} NulColor }
768 #define ISBLANK(ch) ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0')
771 * Wide characters cannot be represented in the A_CHARTEXT mask of
772 * attr_t's but an application might have set a narrow character there.
773 * But even in that case, it would only be a printable character, or
774 * zero. Otherwise we can use those bits to tell if a cell is the
775 * first or extension part of a wide character.
777 #define WidecExt(ch) (AttrOf(ch) & A_CHARTEXT)
778 #define isWidecBase(ch) (WidecExt(ch) == 1)
779 #define isWidecExt(ch) (WidecExt(ch) > 1 && WidecExt(ch) < 32)
780 #define SetWidecExt(dst, ext) AttrOf(dst) &= ~A_CHARTEXT, \
781 AttrOf(dst) |= (ext + 1)
783 #define if_WIDEC(code) code
784 #define Charable(ch) ((SP != 0 && SP->_legacy_coding) \
785 || (AttrOf(ch) & A_ALTCHARSET) \
786 || (!isWidecExt(ch) && \
787 (ch).chars[1] == L'\0' && \
788 _nc_is_charable(CharOf(ch))))
790 #define L(ch) L ## ch
792 #define CharOf(c) ChCharOf(c)
793 #define AttrOf(c) ChAttrOf(c)
794 #define AddAttr(c,a) c |= (a)
795 #define RemAttr(c,a) c &= ~((a) & A_ATTRIBUTES)
796 #define SetAttr(c,a) c = ((c) & ~A_ATTRIBUTES) | (a)
797 #define NewChar(ch) (ch)
798 #define NewChar2(c,a) ((c) | (a))
799 #define CharEq(a,b) ((a) == (b))
800 #define SetChar(ch,c,a) ch = (c) | (a)
801 #define CHREF(wch) wch
802 #define CHDEREF(wch) wch
803 #define ARG_CH_T NCURSES_CH_T
804 #define CARG_CH_T NCURSES_CH_T
805 #define PUTC_DATA int data = 0
806 #define PUTC(ch,b) do { data = CharOf(ch); putc(data,b); } while (0)
808 #define BLANK (' '|A_NORMAL)
809 #define ZEROS ('\0'|A_NORMAL)
810 #define ISBLANK(ch) (CharOf(ch) == ' ')
812 #define isWidecExt(ch) (0)
813 #define if_WIDEC(code) /* nothing */
818 #define AttrOfD(ch) AttrOf(CHDEREF(ch))
819 #define CharOfD(ch) CharOf(CHDEREF(ch))
820 #define SetChar2(wch,ch) SetChar(wch,ChCharOf(ch),ChAttrOf(ch))
822 #define BLANK_ATTR A_NORMAL
823 #define BLANK_TEXT L(' ')
827 #define LEGALYX(w, y, x) \
829 ((x) >= 0 && (x) <= (w)->_maxx && \
830 (y) >= 0 && (y) <= (w)->_maxy))
832 #define CHANGED_CELL(line,col) \
833 if (line->firstchar == _NOCHANGE) \
834 line->firstchar = line->lastchar = col; \
835 else if ((col) < line->firstchar) \
836 line->firstchar = col; \
837 else if ((col) > line->lastchar) \
840 #define CHANGED_RANGE(line,start,end) \
841 if (line->firstchar == _NOCHANGE \
842 || line->firstchar > (start)) \
843 line->firstchar = start; \
844 if (line->lastchar == _NOCHANGE \
845 || line->lastchar < (end)) \
848 #define CHANGED_TO_EOL(line,start,end) \
849 if (line->firstchar == _NOCHANGE \
850 || line->firstchar > (start)) \
851 line->firstchar = start; \
854 #define SIZEOF(v) (sizeof(v)/sizeof(v[0]))
856 #define FreeIfNeeded(p) if ((p) != 0) free(p)
858 /* FreeAndNull() is not a comma-separated expression because some compilers
859 * do not accept a mixture of void with values.
861 #define FreeAndNull(p) free(p); p = 0
863 //// #include <nc_alloc.h>
866 * TTY bit definition for converting tabs to spaces.
869 # define OFLAGS_TABS TAB3 /* POSIX specifies TAB3 */
872 # define OFLAGS_TABS XTABS /* XTABS is usually the "same" */
875 # define OFLAGS_TABS OXTABS /* the traditional BSD equivalent */
877 # define OFLAGS_TABS 0
883 * Prefixes for call/return points of library function traces. We use these to
884 * instrument the public functions so that the traces can be easily transformed
885 * into regression scripts.
887 #define T_CALLED(fmt) "called {" fmt
888 #define T_CREATE(fmt) "create :" fmt
889 #define T_RETURN(fmt) "return }" fmt
893 #define START_TRACE() \
894 if ((_nc_tracing & TRACE_MAXIMUM) == 0) { \
895 int t = _nc_getenv_num("NCURSES_TRACE"); \
897 trace((unsigned) t); \
900 #define TR(n, a) if (_nc_tracing & (n)) _tracef a
901 #define T(a) TR(TRACE_CALLS, a)
902 #define TPUTS_TRACE(s) _nc_tputs_trace = s;
903 #define TRACE_RETURN(value,type) return _nc_retrace_##type(value)
905 #define returnAttr(code) TRACE_RETURN(code,attr_t)
906 #define returnBits(code) TRACE_RETURN(code,unsigned)
907 #define returnBool(code) TRACE_RETURN(code,bool)
908 #define returnCPtr(code) TRACE_RETURN(code,cptr)
909 #define returnCVoidPtr(code) TRACE_RETURN(code,cvoid_ptr)
910 #define returnChar(code) TRACE_RETURN(code,chtype)
911 #define returnCode(code) TRACE_RETURN(code,int)
912 #define returnPtr(code) TRACE_RETURN(code,ptr)
913 #define returnSP(code) TRACE_RETURN(code,sp)
914 #define returnVoid T((T_RETURN(""))); return
915 #define returnVoidPtr(code) TRACE_RETURN(code,void_ptr)
916 #define returnWin(code) TRACE_RETURN(code,win)
918 extern NCURSES_EXPORT(NCURSES_BOOL) _nc_retrace_bool (NCURSES_BOOL);
919 extern NCURSES_EXPORT(NCURSES_CONST void *) _nc_retrace_cvoid_ptr (NCURSES_CONST void *);
920 extern NCURSES_EXPORT(SCREEN *) _nc_retrace_sp (SCREEN *);
921 extern NCURSES_EXPORT(WINDOW *) _nc_retrace_win (WINDOW *);
922 extern NCURSES_EXPORT(attr_t) _nc_retrace_attr_t (attr_t);
923 extern NCURSES_EXPORT(char *) _nc_retrace_ptr (char *);
924 extern NCURSES_EXPORT(char *) _nc_trace_ttymode(TTY *tty);
925 extern NCURSES_EXPORT(char *) _nc_varargs (const char *, va_list);
926 extern NCURSES_EXPORT(chtype) _nc_retrace_chtype (chtype);
927 extern NCURSES_EXPORT(const char *) _nc_altcharset_name(attr_t, chtype);
928 extern NCURSES_EXPORT(const char *) _nc_retrace_cptr (const char *);
929 extern NCURSES_EXPORT(int) _nc_retrace_int (int);
930 extern NCURSES_EXPORT(unsigned) _nc_retrace_unsigned (unsigned);
931 extern NCURSES_EXPORT(void *) _nc_retrace_void_ptr (void *);
932 extern NCURSES_EXPORT(void) _nc_fifo_dump (void);
933 extern NCURSES_EXPORT_VAR(const char *) _nc_tputs_trace;
934 extern NCURSES_EXPORT_VAR(long) _nc_outchars;
935 extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing;
937 #if USE_WIDEC_SUPPORT
938 extern NCURSES_EXPORT(const char *) _nc_viswbuf2 (int, const wchar_t *);
939 extern NCURSES_EXPORT(const char *) _nc_viswbufn (const wchar_t *, int);
942 extern NCURSES_EXPORT(const char *) _nc_viscbuf2 (int, const NCURSES_CH_T *, int);
943 extern NCURSES_EXPORT(const char *) _nc_viscbuf (const NCURSES_CH_T *, int);
947 #define START_TRACE() /* nothing */
951 #define TPUTS_TRACE(s)
953 #define returnAttr(code) return code
954 #define returnBits(code) return code
955 #define returnBool(code) return code
956 #define returnCPtr(code) return code
957 #define returnCVoidPtr(code) return code
958 #define returnChar(code) return code
959 #define returnCode(code) return code
960 #define returnPtr(code) return code
961 #define returnSP(code) return code
962 #define returnVoid return
963 #define returnVoidPtr(code) return code
964 #define returnWin(code) return code
966 #endif /* TRACE/!TRACE */
969 * Return-codes for tgetent() and friends.
971 #define TGETENT_YES 1 /* entry is found */
972 #define TGETENT_NO 0 /* entry is not found */
973 #define TGETENT_ERR -1 /* an error occurred */
975 extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *);
976 extern NCURSES_EXPORT(const char *) _nc_visbufn (const char *, int);
978 #define empty_module(name) \
979 extern NCURSES_EXPORT(void) name (void); \
980 NCURSES_EXPORT(void) name (void) { }
982 #define ALL_BUT_COLOR ((chtype)~(A_COLOR))
983 #define NONBLANK_ATTR (A_NORMAL|A_BOLD|A_DIM|A_BLINK)
984 #define XMC_CHANGES(c) ((c) & SP->_xmc_suppress)
986 #define toggle_attr_on(S,at) {\
987 if (PAIR_NUMBER(at) > 0) {\
988 (S) = ((S) & ALL_BUT_COLOR) | (at);\
992 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
995 #define toggle_attr_off(S,at) {\
996 if (PAIR_NUMBER(at) > 0) {\
997 (S) &= ~(at|A_COLOR);\
1001 TR(TRACE_ATTRS, ("new attribute is %s", _traceattr((S))));}
1003 #define DelCharCost(count) \
1006 : ((delete_character != 0) \
1007 ? (SP->_dch1_cost * count) \
1010 #define InsCharCost(count) \
1013 : ((enter_insert_mode && exit_insert_mode) \
1014 ? SP->_smir_cost + SP->_rmir_cost + (SP->_ip_cost * count) \
1015 : ((insert_character != 0) \
1016 ? ((SP->_ich1_cost + SP->_ip_cost) * count) \
1020 #define UpdateAttrs(c) if (!SameAttrOf(SCREEN_ATTRS(SP), c)) { \
1021 attr_t chg = AttrOf(SCREEN_ATTRS(SP)); \
1022 VIDATTR(AttrOf(c), GetPair(c)); \
1023 if (magic_cookie_glitch > 0 \
1024 && XMC_CHANGES((chg ^ AttrOf(SCREEN_ATTRS(SP))))) { \
1025 T(("%s @%d before glitch %d,%d", \
1026 __FILE__, __LINE__, \
1029 _nc_do_xmc_glitch(chg); \
1033 #define UpdateAttrs(c) if (!SameAttrOf(SCREEN_ATTRS(SP), c)) \
1034 VIDATTR(AttrOf(c), GetPair(c));
1038 * Macros to make additional parameter to implement wgetch_events()
1040 #ifdef NCURSES_WGETCH_EVENTS
1041 #define EVENTLIST_0th(param) param
1042 #define EVENTLIST_1st(param) param
1043 #define EVENTLIST_2nd(param) , param
1045 #define EVENTLIST_0th(param) void
1046 #define EVENTLIST_1st(param) /* nothing */
1047 #define EVENTLIST_2nd(param) /* nothing */
1050 #if NCURSES_EXPANDED && NCURSES_EXT_FUNCS
1052 #undef toggle_attr_on
1053 #define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at)
1054 extern NCURSES_EXPORT(void) _nc_toggle_attr_on (attr_t *, attr_t);
1056 #undef toggle_attr_off
1057 #define toggle_attr_off(S,at) _nc_toggle_attr_off(&(S), at)
1058 extern NCURSES_EXPORT(void) _nc_toggle_attr_off (attr_t *, attr_t);
1061 #define DelCharCost(count) _nc_DelCharCost(count)
1062 extern NCURSES_EXPORT(int) _nc_DelCharCost (int);
1065 #define InsCharCost(count) _nc_InsCharCost(count)
1066 extern NCURSES_EXPORT(int) _nc_InsCharCost (int);
1069 #define UpdateAttrs(c) _nc_UpdateAttrs(c)
1070 extern NCURSES_EXPORT(void) _nc_UpdateAttrs (NCURSES_CH_T);
1074 extern NCURSES_EXPORT(void) _nc_expanded (void);
1079 #define getcwd(buf,len) getwd(buf)
1083 #if USE_WIDEC_SUPPORT
1084 extern NCURSES_EXPORT(bool) _nc_is_charable(wchar_t);
1085 extern NCURSES_EXPORT(int) _nc_to_char(wint_t);
1086 extern NCURSES_EXPORT(wint_t) _nc_to_widechar(int);
1091 extern NCURSES_EXPORT(void) _nc_do_xmc_glitch (attr_t);
1095 #if defined(TRACE) || defined(SCROLLDEBUG) || defined(HASHDEBUG)
1096 extern NCURSES_EXPORT(void) _nc_linedump (void);
1100 extern NCURSES_EXPORT(void) _nc_init_acs (void); /* corresponds to traditional 'init_acs()' */
1101 extern NCURSES_EXPORT(int) _nc_msec_cost (const char *const, int); /* used by 'tack' program */
1104 #if USE_WIDEC_SUPPORT
1105 NCURSES_EXPORT(int) _nc_build_wch(WINDOW *win, ARG_CH_T ch);
1109 #if USE_WIDEC_SUPPORT && !defined(USE_TERMLIB)
1110 extern NCURSES_EXPORT(int) _nc_wchstrlen(const cchar_t *);
1114 extern NCURSES_EXPORT(bool) _nc_reset_colors(void);
1117 extern NCURSES_EXPORT(int) _nc_wgetch(WINDOW *, unsigned long *, int EVENTLIST_2nd(_nc_eventlist *));
1120 extern NCURSES_EXPORT(int) _nc_insert_ch(WINDOW *, chtype);
1123 #define INFINITY 1000000 /* cost: too high to use */
1125 extern NCURSES_EXPORT(void) _nc_mvcur_init (void);
1126 extern NCURSES_EXPORT(void) _nc_mvcur_resume (void);
1127 extern NCURSES_EXPORT(void) _nc_mvcur_wrap (void);
1129 extern NCURSES_EXPORT(int) _nc_scrolln (int, int, int, int);
1131 extern NCURSES_EXPORT(void) _nc_screen_init (void);
1132 extern NCURSES_EXPORT(void) _nc_screen_resume (void);
1133 extern NCURSES_EXPORT(void) _nc_screen_wrap (void);
1136 extern NCURSES_EXPORT(int) _nc_has_mouse (void);
1139 #define INFINITY 1000000 /* cost: too high to use */
1140 #define BAUDBYTE 9 /* 9 = 7 bits + 1 parity + 1 stop */
1143 extern NCURSES_EXPORT(char *) _nc_get_locale(void);
1144 extern NCURSES_EXPORT(int) _nc_unicode_locale(void);
1145 extern NCURSES_EXPORT(int) _nc_locale_breaks_acs(void);
1146 extern NCURSES_EXPORT(int) _nc_setupterm(NCURSES_CONST char *, int, int *, bool);
1150 extern NCURSES_EXPORT(int) _nc_handle_sigwinch(int);
1152 #define _nc_handle_sigwinch(a) /* nothing */
1156 #if USE_WIDEC_SUPPORT
1157 extern NCURSES_EXPORT(void) _nc_init_wacs(void);
1161 char *s_head; /* beginning of the string (may be null) */
1162 char *s_tail; /* end of the string (may be null) */
1163 size_t s_size; /* current remaining size available */
1164 size_t s_init; /* total size available */
1168 extern NCURSES_EXPORT(string_desc *) _nc_str_init (string_desc *, char *, size_t);
1169 extern NCURSES_EXPORT(string_desc *) _nc_str_null (string_desc *, size_t);
1170 extern NCURSES_EXPORT(string_desc *) _nc_str_copy (string_desc *, string_desc *);
1171 extern NCURSES_EXPORT(bool) _nc_safe_strcat (string_desc *, const char *);
1172 extern NCURSES_EXPORT(bool) _nc_safe_strcpy (string_desc *, const char *);
1175 #define strstr _nc_strstr
1176 extern NCURSES_EXPORT(char *) _nc_strstr (const char *, const char *);
1179 /* safe_sprintf.c */
1180 extern NCURSES_EXPORT(char *) _nc_printf_string (const char *, va_list);
1183 extern NCURSES_EXPORT(void) _nc_add_to_try (struct tries **, const char *, unsigned);
1184 extern NCURSES_EXPORT(char *) _nc_expand_try (struct tries *, unsigned, int *, size_t);
1185 extern NCURSES_EXPORT(int) _nc_remove_key (struct tries **, unsigned);
1186 extern NCURSES_EXPORT(int) _nc_remove_string (struct tries **, const char *);
1189 //// extern NCURSES_EXPORT(ENTRY *) _nc_delink_entry(ENTRY *, TERMTYPE *);
1190 extern NCURSES_EXPORT(WINDOW *) _nc_makenew (int, int, int, int, int);
1191 extern NCURSES_EXPORT(char *) _nc_trace_buf (int, size_t);
1192 extern NCURSES_EXPORT(char *) _nc_trace_bufcat (int, const char *);
1193 extern NCURSES_EXPORT(int) _nc_access (const char *, int);
1194 extern NCURSES_EXPORT(int) _nc_baudrate (int);
1195 extern NCURSES_EXPORT(int) _nc_freewin (WINDOW *);
1196 extern NCURSES_EXPORT(int) _nc_getenv_num (const char *);
1197 extern NCURSES_EXPORT(int) _nc_keypad (bool);
1198 extern NCURSES_EXPORT(int) _nc_ospeed (int);
1199 extern NCURSES_EXPORT(int) _nc_outch (int);
1200 //// extern NCURSES_EXPORT(int) _nc_read_termcap_entry (const char *const, TERMTYPE *const);
1201 extern NCURSES_EXPORT(int) _nc_setupscreen (int, int, FILE *, bool, int);
1202 extern NCURSES_EXPORT(int) _nc_timed_wait(int, int, int * EVENTLIST_2nd(_nc_eventlist *));
1203 extern NCURSES_EXPORT(void) _nc_do_color (short, short, bool, int (*)(int));
1204 extern NCURSES_EXPORT(void) _nc_flush (void);
1205 //// extern NCURSES_EXPORT(void) _nc_free_entry(ENTRY *, TERMTYPE *);
1206 extern NCURSES_EXPORT(void) _nc_freeall (void);
1207 extern NCURSES_EXPORT(void) _nc_hash_map (void);
1208 extern NCURSES_EXPORT(void) _nc_init_keytry (void);
1209 extern NCURSES_EXPORT(void) _nc_keep_tic_dir (const char *);
1210 extern NCURSES_EXPORT(void) _nc_make_oldhash (int i);
1211 extern NCURSES_EXPORT(void) _nc_scroll_oldhash (int n, int top, int bot);
1212 extern NCURSES_EXPORT(void) _nc_scroll_optimize (void);
1213 extern NCURSES_EXPORT(void) _nc_set_buffer (FILE *, bool);
1214 extern NCURSES_EXPORT(void) _nc_signal_handler (bool);
1215 extern NCURSES_EXPORT(void) _nc_synchook (WINDOW *);
1216 extern NCURSES_EXPORT(void) _nc_trace_tries (struct tries *);
1219 extern NCURSES_EXPORT(void) _nc_alloc_entry_leaks(void);
1220 extern NCURSES_EXPORT(void) _nc_captoinfo_leaks(void);
1221 extern NCURSES_EXPORT(void) _nc_comp_scan_leaks(void);
1222 extern NCURSES_EXPORT(void) _nc_keyname_leaks(void);
1223 extern NCURSES_EXPORT(void) _nc_tgetent_leaks(void);
1227 extern NCURSES_EXPORT(NCURSES_CH_T) _nc_render (WINDOW *, NCURSES_CH_T);
1228 extern NCURSES_EXPORT(int) _nc_waddch_nosync (WINDOW *, const NCURSES_CH_T);
1229 extern NCURSES_EXPORT(void) _nc_scroll_window (WINDOW *, int const, NCURSES_SIZE_T const, NCURSES_SIZE_T const, NCURSES_CH_T);
1232 #if USE_WIDEC_SUPPORT && !defined(USE_TERMLIB)
1234 extern NCURSES_EXPORT(size_t) _nc_wcrtomb (char *, wchar_t, mbstate_t *);
1236 #define _nc_wcrtomb(s,wc,ps) wcrtomb(s,wc,ps)
1241 extern NCURSES_EXPORT(void) _nc_update_screensize (void);
1245 extern NCURSES_EXPORT(void) _nc_resize_margins (WINDOW *);
1247 #define _nc_resize_margins(wp) /* nothing */
1250 #ifdef NCURSES_WGETCH_EVENTS
1251 extern NCURSES_EXPORT(int) _nc_eventlist_timeout(_nc_eventlist *);
1253 #define wgetch_events(win, evl) wgetch(win)
1254 #define wgetnstr_events(win, str, maxlen, evl) wgetnstr(win, str, maxlen)
1258 * Not everyone has vsscanf(), but we'd like to use it for scanw().
1261 extern int vsscanf(const char *str, const char *format, va_list __arg);
1264 /* scroll indices */
1265 extern NCURSES_EXPORT_VAR(int *) _nc_oldnums;
1267 #define USE_SETBUF_0 0
1269 #define NC_BUFFERED(flag) _nc_set_buffer(SP->_ofp, flag)
1271 #define NC_OUTPUT ((SP != 0) ? SP->_ofp : stdout)
1274 * On systems with a broken linker, define 'SP' as a function to force the
1275 * linker to pull in the data-only module with 'SP'.
1278 #define SP _nc_screen()
1279 extern NCURSES_EXPORT(SCREEN *) _nc_screen (void);
1280 extern NCURSES_EXPORT(int) _nc_alloc_screen (void);
1281 extern NCURSES_EXPORT(void) _nc_set_screen (SCREEN *);
1283 /* current screen is private data; avoid possible linking conflicts too */
1284 extern NCURSES_EXPORT_VAR(SCREEN *) SP;
1285 #define _nc_alloc_screen() ((SP = typeCalloc(SCREEN, 1)) != 0)
1286 #define _nc_set_screen(sp) SP = sp
1290 * We don't want to use the lines or columns capabilities internally, because
1291 * if the application is running multiple screens under X, it's quite possible
1292 * they could all have type xterm but have different sizes! So...
1294 #define screen_lines SP->_lines
1295 #define screen_columns SP->_columns
1297 extern NCURSES_EXPORT_VAR(int) _nc_slk_format; /* != 0 if slk_init() called */
1298 extern NCURSES_EXPORT(int) _nc_slk_initialize (WINDOW *, int);
1301 * Some constants related to SLK's
1303 #define MAX_SKEY_OLD 8 /* count of soft keys */
1304 #define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */
1305 #define MAX_SKEY_PC 12 /* This is what most PC's have */
1306 #define MAX_SKEY_LEN_PC 5
1308 /* Macro to check whether or not we use a standard format */
1309 #define SLK_STDFMT(fmt) (fmt < 3)
1310 /* Macro to determine height of label window */
1311 #define SLK_LINES(fmt) (SLK_STDFMT(fmt) ? 1 : ((fmt) - 2))
1313 #define MAX_SKEY(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_OLD : MAX_SKEY_PC)
1314 #define MAX_SKEY_LEN(fmt) (SLK_STDFMT(fmt)? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC)
1316 extern NCURSES_EXPORT(int) _nc_ripoffline (int line, int (*init)(WINDOW *,int));
1319 * Common error messages
1321 #define MSG_NO_MEMORY "Out of memory"
1322 #define MSG_NO_INPUTS "Premature EOF"
1328 #endif /* CURSES_PRIV_H */