ncurses 5.7 - patch 20090117

[ncurses.git] / include / curses.h.in

diff --git a/include/curses.h.in b/include/curses.h.in
index 9e9077f0414777ac3764670d1699b095cad434f6..230fff051fd2e6d848041a902a0880af7263949e 100644 (file)
--- a/include/curses.h.in
+++ b/include/curses.h.in
@@ -1,5 +1,5 @@
 /****************************************************************************
 /****************************************************************************

- * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc.              *

  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *


@@ -32,7 +32,7 @@
  *     and: Thomas E. Dickey                        1996-on                 *
  ****************************************************************************/
 
  *     and: Thomas E. Dickey                        1996-on                 *
  ****************************************************************************/
 

-/* $Id: curses.h.in,v 1.157 2005/07/02 16:58:28 tom Exp $ */
+/* $Id: curses.h.in,v 1.190 2008/12/20 22:28:52 tom Exp $ */

 
 #ifndef __NCURSES_H
 #define __NCURSES_H
 
 #ifndef __NCURSES_H
 #define __NCURSES_H


@@ -40,12 +40,6 @@
 #define CURSES 1
 #define CURSES_H 1
 
 #define CURSES 1
 #define CURSES_H 1
 

-/* This should be defined for the enhanced functionality to be visible.
- * However, some of the wide-character (enhanced) functionality is missing.
- * So we do not define it (yet).
-#define _XOPEN_CURSES 1
- */
-

 /* These are defined only in curses.h, and are used for conditional compiles */
 #define NCURSES_VERSION_MAJOR @NCURSES_MAJOR@
 #define NCURSES_VERSION_MINOR @NCURSES_MINOR@
 /* These are defined only in curses.h, and are used for conditional compiles */
 #define NCURSES_VERSION_MAJOR @NCURSES_MAJOR@
 #define NCURSES_VERSION_MINOR @NCURSES_MINOR@


@@ -77,8 +71,10 @@
  * configured using --disable-macros.
  */
 #ifdef NCURSES_NOMACROS
  * configured using --disable-macros.
  */
 #ifdef NCURSES_NOMACROS

+#ifndef NCURSES_ATTR_T

 #define NCURSES_ATTR_T attr_t
 #endif
 #define NCURSES_ATTR_T attr_t
 #endif

+#endif /* NCURSES_NOMACROS */

 
 #ifndef NCURSES_ATTR_T
 #define NCURSES_ATTR_T int
 
 #ifndef NCURSES_ATTR_T
 #define NCURSES_ATTR_T int


@@ -91,17 +87,33 @@
 #undef  NCURSES_CONST
 #define NCURSES_CONST @NCURSES_CONST@
 
 #undef  NCURSES_CONST
 #define NCURSES_CONST @NCURSES_CONST@
 

+#undef NCURSES_INLINE
+#define NCURSES_INLINE @NCURSES_INLINE@
+

 /*
  * The internal type used for color values
  */
 #undef NCURSES_COLOR_T
 #define        NCURSES_COLOR_T short
 
 /*
  * The internal type used for color values
  */
 #undef NCURSES_COLOR_T
 #define        NCURSES_COLOR_T short
 

+/*
+ * Definition used to make WINDOW and similar structs opaque.
+ */
+#ifndef @cf_cv_enable_opaque@
+#define NCURSES_OPAQUE @NCURSES_OPAQUE@
+#endif
+

 /*
  * The internal type used for window dimensions.
  */
 #undef NCURSES_SIZE_T
 /*
  * The internal type used for window dimensions.
  */
 #undef NCURSES_SIZE_T

-#define        NCURSES_SIZE_T short
+#define        NCURSES_SIZE_T @NCURSES_SIZE_T@
+
+/*
+ * Control whether tparm() supports varargs or fixed-parameter list.
+ */
+#undef NCURSES_TPARM_VARARGS
+#define NCURSES_TPARM_VARARGS @NCURSES_TPARM_VARARGS@

 
 /*
  * NCURSES_CH_T is used in building the library, but not used otherwise in
 
 /*
  * NCURSES_CH_T is used in building the library, but not used otherwise in


@@ -126,7 +138,7 @@ typedef unsigned @cf_cv_typeof_mmask_t@ mmask_t;
 #include <stddef.h>    /* we want wchar_t */
 #endif /* _XOPEN_SOURCE_EXTENDED */
 
 #include <stddef.h>    /* we want wchar_t */
 #endif /* _XOPEN_SOURCE_EXTENDED */
 

-/* XSI and SVr4 specify that curses implements 'bool'.  However, C++ may also
+/* X/Open and SVr4 specify that curses implements 'bool'.  However, C++ may also

  * implement it.  If so, we must use the C++ compiler's type to avoid conflict
  * with other interfaces.
  *
  * implement it.  If so, we must use the C++ compiler's type to avoid conflict
  * with other interfaces.
  *


@@ -173,7 +185,7 @@ extern "C" {
 #endif
 
 /*
 #endif
 
 /*

- * XSI attributes.  In the ncurses implementation, they are identical to the
+ * X/Open attributes.  In the ncurses implementation, they are identical to the

  * A_ attributes.
  */
 #define WA_ATTRIBUTES  A_ATTRIBUTES
  * A_ attributes.
  */
 #define WA_ATTRIBUTES  A_ATTRIBUTES


@@ -195,9 +207,6 @@ extern "C" {
 #define WA_VERTICAL    A_VERTICAL
 
 /* colors */
 #define WA_VERTICAL    A_VERTICAL
 
 /* colors */

-extern NCURSES_EXPORT_VAR(int) COLORS;
-extern NCURSES_EXPORT_VAR(int) COLOR_PAIRS;
-

 #define COLOR_BLACK    0
 #define COLOR_RED      1
 #define COLOR_GREEN    2
 #define COLOR_BLACK    0
 #define COLOR_RED      1
 #define COLOR_GREEN    2


@@ -209,8 +218,8 @@ extern NCURSES_EXPORT_VAR(int) COLOR_PAIRS;
 
 /* line graphics */
 
 
 /* line graphics */
 

-#if @BROKEN_LINKER@
-extern NCURSES_EXPORT_VAR(chtype*) _nc_acs_map(void);
+#if @BROKEN_LINKER@ || @cf_cv_enable_reentrant@
+NCURSES_WRAPPED_VAR(chtype*, acs_map);

 #define acs_map (_nc_acs_map())
 #else
 extern NCURSES_EXPORT_VAR(chtype) acs_map[];
 #define acs_map (_nc_acs_map())
 #else
 extern NCURSES_EXPORT_VAR(chtype) acs_map[];


@@ -335,6 +344,8 @@ typedef struct
     attr_t     attr;
     wchar_t    chars[CCHARW_MAX];
 #if @NCURSES_EXT_COLORS@
     attr_t     attr;
     wchar_t    chars[CCHARW_MAX];
 #if @NCURSES_EXT_COLORS@

+#undef NCURSES_EXT_COLORS
+#define NCURSES_EXT_COLORS @NCURSES_PATCH@

     int                ext_color;      /* color pair, must be more than 16-bits */
 #endif
 }
     int                ext_color;      /* color pair, must be more than 16-bits */
 #endif
 }


@@ -342,6 +353,7 @@ cchar_t;
 
 #endif /* _XOPEN_SOURCE_EXTENDED */
 
 
 #endif /* _XOPEN_SOURCE_EXTENDED */
 

+#if !NCURSES_OPAQUE

 struct ldat;
 
 struct _win_st
 struct ldat;
 
 struct _win_st


@@ -398,48 +410,15 @@ struct _win_st
 #endif
 #endif
 };
 #endif
 #endif
 };

-
-extern NCURSES_EXPORT_VAR(WINDOW *)   stdscr;
-extern NCURSES_EXPORT_VAR(WINDOW *)   curscr;
-extern NCURSES_EXPORT_VAR(WINDOW *)   newscr;
-
-extern NCURSES_EXPORT_VAR(int) LINES;
-extern NCURSES_EXPORT_VAR(int) COLS;
-extern NCURSES_EXPORT_VAR(int) TABSIZE;
-
-/*
- * This global was an undocumented feature under AIX curses.
- */
-extern NCURSES_EXPORT_VAR(int) ESCDELAY;       /* ESC expire time in milliseconds */
-
-extern NCURSES_EXPORT_VAR(char) ttytype[];     /* needed for backward compatibility */
-
-/*
- * These functions are extensions - not in XSI Curses.
- */
-#if @NCURSES_EXT_FUNCS@
-extern NCURSES_EXPORT(bool) is_term_resized (int, int);
-extern NCURSES_EXPORT(char *) keybound (int, int);
-extern NCURSES_EXPORT(const char *) curses_version (void);
-extern NCURSES_EXPORT(int) assume_default_colors (int, int);
-extern NCURSES_EXPORT(int) define_key (const char *, int);
-extern NCURSES_EXPORT(int) key_defined (const char *);
-extern NCURSES_EXPORT(int) keyok (int, bool);
-extern NCURSES_EXPORT(int) resize_term (int, int);
-extern NCURSES_EXPORT(int) resizeterm (int, int);
-extern NCURSES_EXPORT(int) use_default_colors (void);
-extern NCURSES_EXPORT(int) use_extended_names (bool);
-extern NCURSES_EXPORT(int) wresize (WINDOW *, int, int);
-#else
-#define curses_version() NCURSES_VERSION
-#endif
+#endif /* NCURSES_OPAQUE */

 
 /*
  * This is an extension to support events...
  */
 #if @NCURSES_EXT_FUNCS@
 #ifdef NCURSES_WGETCH_EVENTS
 
 /*
  * This is an extension to support events...
  */
 #if @NCURSES_EXT_FUNCS@
 #ifdef NCURSES_WGETCH_EVENTS

-#if !defined(__BEOS__)         /* Fix _nc_timed_wait() on BEOS... */
+#if !defined(__BEOS__) || defined(__HAIKU__)
+   /* Fix _nc_timed_wait() on BEOS... */

 #  define NCURSES_EVENT_VERSION        1
 #endif /* !defined(__BEOS__) */
 
 #  define NCURSES_EVENT_VERSION        1
 #endif /* !defined(__BEOS__) */
 


@@ -495,7 +474,11 @@ extern NCURSES_EXPORT(int) wgetnstr_events(WINDOW *,char *,int,_nc_eventlist *);
 
 /*
  * We cannot define these in ncurses_cfg.h, since they require parameters to be
 
 /*
  * We cannot define these in ncurses_cfg.h, since they require parameters to be

- * passed (that's non-portable).
+ * passed (that is non-portable).  If you happen to be using gcc with warnings
+ * enabled, define
+ *     GCC_PRINTF
+ *     GCC_SCANF
+ * to improve checking of calls to printw(), etc.

  */
 #ifndef GCC_PRINTFLIKE
 #if defined(GCC_PRINTF) && !defined(printf)
  */
 #ifndef GCC_PRINTFLIKE
 #if defined(GCC_PRINTF) && !defined(printf)


@@ -522,7 +505,7 @@ extern NCURSES_EXPORT(int) wgetnstr_events(WINDOW *,char *,int,_nc_eventlist *);
 #endif
 
 /*
 #endif
 
 /*

- * Function prototypes.  This is the complete XSI Curses list of required
+ * Function prototypes.  This is the complete X/Open Curses list of required

  * functions.  Those marked `generated' will have sources generated from the
  * macro definitions later in this file, in order to satisfy XPG4.2
  * requirements.
  * functions.  Those marked `generated' will have sources generated from the
  * macro definitions later in this file, in order to satisfy XPG4.2
  * requirements.


@@ -685,7 +668,6 @@ extern NCURSES_EXPORT(int) pnoutrefresh (WINDOW*,int,int,int,int,int,int);/* imp
 extern NCURSES_EXPORT(int) prefresh (WINDOW *,int,int,int,int,int,int);        /* implemented */
 extern NCURSES_EXPORT(int) printw (const char *,...)                   /* implemented */
                GCC_PRINTFLIKE(1,2);
 extern NCURSES_EXPORT(int) prefresh (WINDOW *,int,int,int,int,int,int);        /* implemented */
 extern NCURSES_EXPORT(int) printw (const char *,...)                   /* implemented */
                GCC_PRINTFLIKE(1,2);

-extern NCURSES_EXPORT(int) putp (const char *);                                /* implemented */

 extern NCURSES_EXPORT(int) putwin (WINDOW *, FILE *);                  /* implemented */
 extern NCURSES_EXPORT(void) qiflush (void);                            /* implemented */
 extern NCURSES_EXPORT(int) raw (void);                                 /* implemented */
 extern NCURSES_EXPORT(int) putwin (WINDOW *, FILE *);                  /* implemented */
 extern NCURSES_EXPORT(void) qiflush (void);                            /* implemented */
 extern NCURSES_EXPORT(int) raw (void);                                 /* implemented */


@@ -727,17 +709,13 @@ extern NCURSES_EXPORT(int) standout (void);                               /* generated */
 extern NCURSES_EXPORT(int) standend (void);                            /* generated */
 extern NCURSES_EXPORT(int) start_color (void);                         /* implemented */
 extern NCURSES_EXPORT(WINDOW *) subpad (WINDOW *, int, int, int, int); /* implemented */
 extern NCURSES_EXPORT(int) standend (void);                            /* generated */
 extern NCURSES_EXPORT(int) start_color (void);                         /* implemented */
 extern NCURSES_EXPORT(WINDOW *) subpad (WINDOW *, int, int, int, int); /* implemented */

-extern NCURSES_EXPORT(WINDOW *) subwin (WINDOW *,int,int,int,int);     /* implemented */
+extern NCURSES_EXPORT(WINDOW *) subwin (WINDOW *, int, int, int, int); /* implemented */

 extern NCURSES_EXPORT(int) syncok (WINDOW *, bool);                    /* implemented */
 extern NCURSES_EXPORT(chtype) termattrs (void);                                /* implemented */
 extern NCURSES_EXPORT(char *) termname (void);                         /* implemented */
 extern NCURSES_EXPORT(int) syncok (WINDOW *, bool);                    /* implemented */
 extern NCURSES_EXPORT(chtype) termattrs (void);                                /* implemented */
 extern NCURSES_EXPORT(char *) termname (void);                         /* implemented */

-extern NCURSES_EXPORT(int) tigetflag (NCURSES_CONST char *);           /* implemented */
-extern NCURSES_EXPORT(int) tigetnum (NCURSES_CONST char *);            /* implemented */
-extern NCURSES_EXPORT(char *) tigetstr (NCURSES_CONST char *);         /* implemented */

 extern NCURSES_EXPORT(void) timeout (int);                             /* generated */
 extern NCURSES_EXPORT(int) touchline (WINDOW *, int, int);             /* generated */
 extern NCURSES_EXPORT(int) touchwin (WINDOW *);                                /* generated */
 extern NCURSES_EXPORT(void) timeout (int);                             /* generated */
 extern NCURSES_EXPORT(int) touchline (WINDOW *, int, int);             /* generated */
 extern NCURSES_EXPORT(int) touchwin (WINDOW *);                                /* generated */

-extern NCURSES_EXPORT(char *) tparm (NCURSES_CONST char *, ...);       /* implemented */

 extern NCURSES_EXPORT(int) typeahead (int);                            /* implemented */
 extern NCURSES_EXPORT(int) ungetch (int);                              /* implemented */
 extern NCURSES_EXPORT(int) untouchwin (WINDOW *);                      /* generated */
 extern NCURSES_EXPORT(int) typeahead (int);                            /* implemented */
 extern NCURSES_EXPORT(int) ungetch (int);                              /* implemented */
 extern NCURSES_EXPORT(int) untouchwin (WINDOW *);                      /* generated */


@@ -807,12 +785,88 @@ extern NCURSES_EXPORT(int) wtouchln (WINDOW *,int,int,int);               /* implemented */
 extern NCURSES_EXPORT(int) wvline (WINDOW *,chtype,int);               /* implemented */
 
 /*
 extern NCURSES_EXPORT(int) wvline (WINDOW *,chtype,int);               /* implemented */
 
 /*

- * vid_attr() was implemented originally based on the draft of XSI curses.
+ * These are also declared in <term.h>:
+ */
+extern NCURSES_EXPORT(int) tigetflag (NCURSES_CONST char *);           /* implemented */
+extern NCURSES_EXPORT(int) tigetnum (NCURSES_CONST char *);            /* implemented */
+extern NCURSES_EXPORT(char *) tigetstr (NCURSES_CONST char *);         /* implemented */
+extern NCURSES_EXPORT(int) putp (const char *);                                /* implemented */
+
+#if NCURSES_TPARM_VARARGS
+extern NCURSES_EXPORT(char *) tparm (NCURSES_CONST char *, ...);       /* special */
+#else
+extern NCURSES_EXPORT(char *) tparm (NCURSES_CONST char *, long,long,long,long,long,long,long,long,long);      /* special */
+extern NCURSES_EXPORT(char *) tparm_varargs (NCURSES_CONST char *, ...);       /* special */
+#endif
+
+/*
+ * These functions are not in X/Open, but we use them in macro definitions:
+ */
+extern NCURSES_EXPORT(int) getattrs (const WINDOW *);                  /* generated */
+extern NCURSES_EXPORT(int) getcurx (const WINDOW *);                   /* generated */
+extern NCURSES_EXPORT(int) getcury (const WINDOW *);                   /* generated */
+extern NCURSES_EXPORT(int) getbegx (const WINDOW *);                   /* generated */
+extern NCURSES_EXPORT(int) getbegy (const WINDOW *);                   /* generated */
+extern NCURSES_EXPORT(int) getmaxx (const WINDOW *);                   /* generated */
+extern NCURSES_EXPORT(int) getmaxy (const WINDOW *);                   /* generated */
+extern NCURSES_EXPORT(int) getparx (const WINDOW *);                   /* generated */
+extern NCURSES_EXPORT(int) getpary (const WINDOW *);                   /* generated */
+
+/*
+ * vid_attr() was implemented originally based on a draft of X/Open curses.

  */
 #ifndef _XOPEN_SOURCE_EXTENDED
 #define vid_attr(a,pair,opts) vidattr(a)
 #endif
 
  */
 #ifndef _XOPEN_SOURCE_EXTENDED
 #define vid_attr(a,pair,opts) vidattr(a)
 #endif
 

+/*
+ * These functions are extensions - not in X/Open Curses.
+ */
+#if @NCURSES_EXT_FUNCS@
+#undef  NCURSES_EXT_FUNCS
+#define NCURSES_EXT_FUNCS @NCURSES_PATCH@
+typedef int (*NCURSES_WINDOW_CB)(WINDOW *, void *);
+typedef int (*NCURSES_SCREEN_CB)(SCREEN *, void *);
+extern NCURSES_EXPORT(bool) is_term_resized (int, int);
+extern NCURSES_EXPORT(char *) keybound (int, int);
+extern NCURSES_EXPORT(const char *) curses_version (void);
+extern NCURSES_EXPORT(int) assume_default_colors (int, int);
+extern NCURSES_EXPORT(int) define_key (const char *, int);
+extern NCURSES_EXPORT(int) key_defined (const char *);
+extern NCURSES_EXPORT(int) keyok (int, bool);
+extern NCURSES_EXPORT(int) resize_term (int, int);
+extern NCURSES_EXPORT(int) resizeterm (int, int);
+extern NCURSES_EXPORT(int) set_escdelay (int);
+extern NCURSES_EXPORT(int) set_tabsize (int);
+extern NCURSES_EXPORT(int) use_default_colors (void);
+extern NCURSES_EXPORT(int) use_extended_names (bool);
+extern NCURSES_EXPORT(int) use_legacy_coding (int);
+extern NCURSES_EXPORT(int) use_screen (SCREEN *, NCURSES_SCREEN_CB, void *);
+extern NCURSES_EXPORT(int) use_window (WINDOW *, NCURSES_WINDOW_CB, void *);
+extern NCURSES_EXPORT(int) wresize (WINDOW *, int, int);
+extern NCURSES_EXPORT(void) nofilter(void);
+
+/*
+ * These extensions provide access to information stored in the WINDOW even
+ * when NCURSES_OPAQUE is set:
+ */
+extern NCURSES_EXPORT(WINDOW *) wgetparent (const WINDOW *);   /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_cleared (const WINDOW *);       /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_idcok (const WINDOW *);         /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_idlok (const WINDOW *);         /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_immedok (const WINDOW *);       /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_keypad (const WINDOW *);                /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_leaveok (const WINDOW *);       /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_nodelay (const WINDOW *);       /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_notimeout (const WINDOW *);     /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_scrollok (const WINDOW *);      /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(bool) is_syncok (const WINDOW *);                /* @GENERATED_EXT_FUNCS@ */
+extern NCURSES_EXPORT(int) wgetscrreg (const WINDOW *, int *, int *); /* @GENERATED_EXT_FUNCS@ */
+
+#else
+#define curses_version() NCURSES_VERSION
+#endif
+

 /* attributes */
 
 #define NCURSES_ATTR_SHIFT       8
 /* attributes */
 
 #define NCURSES_ATTR_SHIFT       8


@@ -839,14 +893,44 @@ extern NCURSES_EXPORT(int) wvline (WINDOW *,chtype,int);          /* implemented */
 #define A_VERTICAL     NCURSES_BITS(@cf_cv_1UL@,22)
 
 /*
 #define A_VERTICAL     NCURSES_BITS(@cf_cv_1UL@,22)
 
 /*

- * These apply to the first 256 color pairs.
+ * Most of the pseudo functions are macros that either provide compatibility
+ * with older versions of curses, or provide inline functionality to improve
+ * performance.

  */
  */

-#define COLOR_PAIR(n)  NCURSES_BITS(n, 0)
-#define PAIR_NUMBER(a) (NCURSES_CAST(int,(((a) & A_COLOR) >> NCURSES_ATTR_SHIFT)))

 
 /*
 
 /*

- * pseudo functions
+ * These pseudo functions are always implemented as macros:

  */
  */

+
+#define getyx(win,y,x)         (y = getcury(win), x = getcurx(win))
+#define getbegyx(win,y,x)      (y = getbegy(win), x = getbegx(win))
+#define getmaxyx(win,y,x)      (y = getmaxy(win), x = getmaxx(win))
+#define getparyx(win,y,x)      (y = getpary(win), x = getparx(win))
+
+#define getsyx(y,x) do { if (newscr) { \
+                            if (is_leaveok(newscr)) \
+                               (y) = (x) = -1; \
+                            else \
+                                getyx(newscr,(y), (x)); \
+                       } \
+                   } while(0)
+
+#define setsyx(y,x) do { if (newscr) { \
+                           if ((y) == -1 && (x) == -1) \
+                               leaveok(newscr, TRUE); \
+                           else { \
+                               leaveok(newscr, FALSE); \
+                               wmove(newscr, (y), (x)); \
+                           } \
+                       } \
+                   } while(0)
+
+#ifndef NCURSES_NOMACROS
+
+/*
+ * These miscellaneous pseudo functions are provided for compatibility:
+ */
+

 #define wgetstr(w, s)          wgetnstr(w, s, -1)
 #define getnstr(s, n)          wgetnstr(stdscr, s, n)
 
 #define wgetstr(w, s)          wgetnstr(w, s, -1)
 #define getnstr(s, n)          wgetnstr(stdscr, s, n)
 


@@ -859,28 +943,18 @@ extern NCURSES_EXPORT(int) wvline (WINDOW *,chtype,int);          /* implemented */
 #define nocrmode()             nocbreak()
 #define gettmode()
 
 #define nocrmode()             nocbreak()
 #define gettmode()
 

-#define getyx(win,y,x)         (y = getcury(win), x = getcurx(win))
-#define getbegyx(win,y,x)      (y = getbegy(win), x = getbegx(win))
-#define getmaxyx(win,y,x)      (y = getmaxy(win), x = getmaxx(win))
-#define getparyx(win,y,x)      (y = getpary(win), x = getparx(win))
-
-#define getsyx(y,x) do { if(newscr->_leaveok) (y)=(x)=-1; \
-                        else getyx(newscr,(y),(x)); \
-                   } while(0)
-#define setsyx(y,x) do { if((y)==-1 && (x)==-1) newscr->_leaveok=TRUE; \
-                        else {newscr->_leaveok=FALSE;wmove(newscr,(y),(x));} \
-                   } while(0)
-

 /* It seems older SYSV curses versions define these */
 /* It seems older SYSV curses versions define these */

-#define getattrs(win)          ((win)?(win)->_attrs:A_NORMAL)
-#define getcurx(win)           ((win)?(win)->_curx:ERR)
-#define getcury(win)           ((win)?(win)->_cury:ERR)
-#define getbegx(win)           ((win)?(win)->_begx:ERR)
-#define getbegy(win)           ((win)?(win)->_begy:ERR)
-#define getmaxx(win)           ((win)?((win)->_maxx + 1):ERR)
-#define getmaxy(win)           ((win)?((win)->_maxy + 1):ERR)
-#define getparx(win)           ((win)?(win)->_parx:ERR)
-#define getpary(win)           ((win)?(win)->_pary:ERR)
+#if !NCURSES_OPAQUE
+#define getattrs(win)          ((win) ? (win)->_attrs : A_NORMAL)
+#define getcurx(win)           ((win) ? (win)->_curx : ERR)
+#define getcury(win)           ((win) ? (win)->_cury : ERR)
+#define getbegx(win)           ((win) ? (win)->_begx : ERR)
+#define getbegy(win)           ((win) ? (win)->_begy : ERR)
+#define getmaxx(win)           ((win) ? ((win)->_maxx + 1) : ERR)
+#define getmaxy(win)           ((win) ? ((win)->_maxy + 1) : ERR)
+#define getparx(win)           ((win) ? (win)->_parx : ERR)
+#define getpary(win)           ((win) ? (win)->_pary : ERR)
+#endif /* NCURSES_OPAQUE */

 
 #define wstandout(win)         (wattrset(win,A_STANDOUT))
 #define wstandend(win)         (wattrset(win,A_NORMAL))
 
 #define wstandout(win)         (wattrset(win,A_STANDOUT))
 #define wstandend(win)         (wattrset(win,A_NORMAL))


@@ -888,12 +962,14 @@ extern NCURSES_EXPORT(int) wvline (WINDOW *,chtype,int);          /* implemented */
 #define wattron(win,at)                wattr_on(win, NCURSES_CAST(attr_t, at), NULL)
 #define wattroff(win,at)       wattr_off(win, NCURSES_CAST(attr_t, at), NULL)
 
 #define wattron(win,at)                wattr_on(win, NCURSES_CAST(attr_t, at), NULL)
 #define wattroff(win,at)       wattr_off(win, NCURSES_CAST(attr_t, at), NULL)
 

-#if @NCURSES_EXT_COLORS@
+#if !NCURSES_OPAQUE
+#if defined(_XOPEN_SOURCE_EXTENDED) && @NCURSES_EXT_COLORS@

 #define wattrset(win,at)       ((win)->_color = PAIR_NUMBER(at), \
                                 (win)->_attrs = (at))
 #else
 #define wattrset(win,at)       ((win)->_attrs = (at))
 #endif
 #define wattrset(win,at)       ((win)->_color = PAIR_NUMBER(at), \
                                 (win)->_attrs = (at))
 #else
 #define wattrset(win,at)       ((win)->_attrs = (at))
 #endif

+#endif /* NCURSES_OPAQUE */

 
 #define scroll(win)            wscrl(win,1)
 
 
 #define scroll(win)            wscrl(win,1)
 


@@ -910,10 +986,19 @@ extern NCURSES_EXPORT(int) wvline (WINDOW *,chtype,int);          /* implemented */
 #define winchstr(w, s)         winchnstr(w, s, -1)
 #define winsstr(w, s)          winsnstr(w, s, -1)
 
 #define winchstr(w, s)         winchnstr(w, s, -1)
 #define winsstr(w, s)          winsnstr(w, s, -1)
 

+#if !NCURSES_OPAQUE

 #define redrawwin(win)         wredrawln(win, 0, (win)->_maxy+1)
 #define redrawwin(win)         wredrawln(win, 0, (win)->_maxy+1)

+#endif /* NCURSES_OPAQUE */
+

 #define waddstr(win,str)       waddnstr(win,str,-1)
 #define waddchstr(win,str)     waddchnstr(win,str,-1)
 
 #define waddstr(win,str)       waddnstr(win,str,-1)
 #define waddchstr(win,str)     waddchnstr(win,str,-1)
 

+/*
+ * These apply to the first 256 color pairs.
+ */
+#define COLOR_PAIR(n)  NCURSES_BITS(n, 0)
+#define PAIR_NUMBER(a) (NCURSES_CAST(int,(((a) & A_COLOR) >> NCURSES_ATTR_SHIFT)))
+

 /*
  * pseudo functions for standard screen
  */
 /*
  * pseudo functions for standard screen
  */


@@ -1012,27 +1097,31 @@ extern NCURSES_EXPORT(int) wvline (WINDOW *,chtype,int);                /* implemented */
 /*
  * Some wide-character functions can be implemented without the extensions.
  */
 /*
  * Some wide-character functions can be implemented without the extensions.
  */

+#if !NCURSES_OPAQUE

 #define getbkgd(win)                    ((win)->_bkgd)
 #define getbkgd(win)                    ((win)->_bkgd)

+#endif /* NCURSES_OPAQUE */

 
 #define slk_attr_off(a,v)              ((v) ? ERR : slk_attroff(a))
 #define slk_attr_on(a,v)               ((v) ? ERR : slk_attron(a))
 
 
 #define slk_attr_off(a,v)              ((v) ? ERR : slk_attroff(a))
 #define slk_attr_on(a,v)               ((v) ? ERR : slk_attron(a))
 

-#if @NCURSES_EXT_COLORS@
+#if !NCURSES_OPAQUE
+#if defined(_XOPEN_SOURCE_EXTENDED) && @NCURSES_EXT_COLORS@

 #define wattr_set(win,a,p,opts)                ((win)->_attrs = ((a) & ~A_COLOR), \
                                         (win)->_color = (p), \
                                         OK)
 #define wattr_set(win,a,p,opts)                ((win)->_attrs = ((a) & ~A_COLOR), \
                                         (win)->_color = (p), \
                                         OK)

-#define wattr_get(win,a,p,opts)                ((void)((a) != 0 && (*(a) = (win)->_attrs)), \
-                                        (void)((p) != 0 && (*(p) = (win)->_color)), \
+#define wattr_get(win,a,p,opts)                ((void)((a) != (void *)0 && (*(a) = (win)->_attrs)), \
+                                        (void)((p) != (void *)0 && (*(p) = (win)->_color)), \

                                         OK)
 #else
 #define wattr_set(win,a,p,opts)                ((win)->_attrs = (((a) & ~A_COLOR) | COLOR_PAIR(p)), OK)
                                         OK)
 #else
 #define wattr_set(win,a,p,opts)                ((win)->_attrs = (((a) & ~A_COLOR) | COLOR_PAIR(p)), OK)

-#define wattr_get(win,a,p,opts)                ((void)((a) != 0 && (*(a) = (win)->_attrs)), \
-                                        (void)((p) != 0 && (*(p) = PAIR_NUMBER((win)->_attrs))), \
+#define wattr_get(win,a,p,opts)                ((void)((a) != (void *)0 && (*(a) = (win)->_attrs)), \
+                                        (void)((p) != (void *)0 && (*(p) = PAIR_NUMBER((win)->_attrs))), \

                                         OK)
 #endif
                                         OK)
 #endif

+#endif /* NCURSES_OPAQUE */

 
 /*
 
 /*

- * XSI curses deprecates SVr4 vwprintw/vwscanw, which are supposed to use
+ * X/Open curses deprecates SVr4 vwprintw/vwscanw, which are supposed to use

  * varargs.h.  It adds new calls vw_printw/vw_scanw, which are supposed to
  * use POSIX stdarg.h.  The ncurses versions of vwprintw/vwscanw already
  * use stdarg.h, so...
  * varargs.h.  It adds new calls vw_printw/vw_scanw, which are supposed to
  * use POSIX stdarg.h.  The ncurses versions of vwprintw/vwscanw already
  * use stdarg.h, so...


@@ -1048,6 +1137,75 @@ extern NCURSES_EXPORT(int) wvline (WINDOW *,chtype,int);         /* implemented */
 NCURSES_EXPORT(int) vsscanf(const char *, const char *, va_list);
 #endif
 
 NCURSES_EXPORT(int) vsscanf(const char *, const char *, va_list);
 #endif
 

+/*
+ * These macros are extensions - not in X/Open Curses.
+ */
+#if @NCURSES_EXT_FUNCS@
+#if !NCURSES_OPAQUE
+#define is_cleared(win)                ((win)->_clear)
+#define is_idcok(win)          ((win)->_idcok)
+#define is_idlok(win)          ((win)->_idlok)
+#define is_immedok(win)                ((win)->_immed)
+#define is_keypad(win)         ((win)->_use_keypad)
+#define is_leaveok(win)                ((win)->_leaveok)
+#define is_nodelay(win)                ((win)->_delay == 0)
+#define is_notimeout(win)      ((win)->_notimeout)
+#define is_scrollok(win)       ((win)->_scroll)
+#define is_syncok(win)         ((win)->_sync)
+#define wgetparent(win)                ((win) ? (win)->_parent : 0)
+#define wgetscrreg(win,t,b)    ((win) ? (*(t) = (win)->_regtop, *(b) = (win)->_regbottom, OK) : ERR)
+#endif
+#endif
+
+#endif /* NCURSES_NOMACROS */
+
+/*
+ * Public variables.
+ *
+ * Notes:
+ *     a. ESCDELAY was an undocumented feature under AIX curses.
+ *        It gives the ESC expire time in milliseconds.
+ *     b. ttytype is needed for backward compatibility
+ */
+#if @cf_cv_enable_reentrant@
+
+NCURSES_WRAPPED_VAR(WINDOW *, curscr);
+NCURSES_WRAPPED_VAR(WINDOW *, newscr);
+NCURSES_WRAPPED_VAR(WINDOW *, stdscr);
+NCURSES_WRAPPED_VAR(char *, ttytype);
+NCURSES_WRAPPED_VAR(int, COLORS);
+NCURSES_WRAPPED_VAR(int, COLOR_PAIRS);
+NCURSES_WRAPPED_VAR(int, COLS);
+NCURSES_WRAPPED_VAR(int, ESCDELAY);
+NCURSES_WRAPPED_VAR(int, LINES);
+NCURSES_WRAPPED_VAR(int, TABSIZE);
+
+#define curscr      NCURSES_PUBLIC_VAR(curscr())
+#define newscr      NCURSES_PUBLIC_VAR(newscr())
+#define stdscr      NCURSES_PUBLIC_VAR(stdscr())
+#define ttytype     NCURSES_PUBLIC_VAR(ttytype())
+#define COLORS      NCURSES_PUBLIC_VAR(COLORS())
+#define COLOR_PAIRS NCURSES_PUBLIC_VAR(COLOR_PAIRS())
+#define COLS        NCURSES_PUBLIC_VAR(COLS())
+#define ESCDELAY    NCURSES_PUBLIC_VAR(ESCDELAY())
+#define LINES       NCURSES_PUBLIC_VAR(LINES())
+#define TABSIZE     NCURSES_PUBLIC_VAR(TABSIZE())
+
+#else
+
+extern NCURSES_EXPORT_VAR(WINDOW *) curscr;
+extern NCURSES_EXPORT_VAR(WINDOW *) newscr;
+extern NCURSES_EXPORT_VAR(WINDOW *) stdscr;
+extern NCURSES_EXPORT_VAR(char) ttytype[];
+extern NCURSES_EXPORT_VAR(int) COLORS;
+extern NCURSES_EXPORT_VAR(int) COLOR_PAIRS;
+extern NCURSES_EXPORT_VAR(int) COLS;
+extern NCURSES_EXPORT_VAR(int) ESCDELAY;
+extern NCURSES_EXPORT_VAR(int) LINES;
+extern NCURSES_EXPORT_VAR(int) TABSIZE;
+
+#endif
+

 /*
  * Pseudo-character tokens outside ASCII range.  The curses wgetch() function
  * will return any given one of these only if the corresponding k- capability
 /*
  * Pseudo-character tokens outside ASCII range.  The curses wgetch() function
  * will return any given one of these only if the corresponding k- capability