* and: Thomas E. Dickey 1996-on *
****************************************************************************/
-/* $Id: curses.h.in,v 1.225 2011/08/20 16:09:38 tom Exp $ */
+/* $Id: curses.h.in,v 1.227 2011/10/29 20:01:35 tom Exp $ */
#ifndef __NCURSES_H
#define __NCURSES_H
/*
* With XPG4, you must define _XOPEN_SOURCE_EXTENDED, it is redundant (or
- * conflicting) when _XOPEN_SOURCE is 500 or greater.
+ * conflicting) when _XOPEN_SOURCE is 500 or greater. If NCURSES_WIDECHAR is
+ * not already defined, e.g., if the platform relies upon nonstandard feature
+ * test macros, define it at this point if the standard feature test macros
+ * indicate that it should be defined.
*/
-#undef NCURSES_WIDECHAR
-#if defined(_XOPEN_SOURCE_EXTENDED) || defined(_XPG5)
-#define NCURSES_WIDECHAR
+#ifndef NCURSES_WIDECHAR
+#if defined(_XOPEN_SOURCE_EXTENDED) || (defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE - 0 >= 500))
+#define NCURSES_WIDECHAR 1
+#else
+#define NCURSES_WIDECHAR 0
#endif
+#endif /* NCURSES_WIDECHAR */
#include <stdarg.h> /* we need va_list */
-#ifdef NCURSES_WIDECHAR
+#if NCURSES_WIDECHAR
#include <stddef.h> /* we want wchar_t */
#endif
typedef chtype attr_t; /* ...must be at least as wide as chtype */
-#ifdef NCURSES_WIDECHAR
+#if NCURSES_WIDECHAR
#if @NCURSES_LIBUTF8@
#ifdef mblen /* libutf8.h defines it w/o undefining first */
/*
* cchar_t stores an array of CCHARW_MAX wide characters. The first is
* normally a spacing character. The others are non-spacing. If those
- * (spacing and nonspacing) do not fill the array, a null L'\0' follows.
+ * (spacing and nonspacing) do not fill the array, a null L'\0' follows.
* Otherwise, a null is assumed to follow when extracting via getcchar().
*/
#define CCHARW_MAX @NCURSES_CCHARW_MAX@
NCURSES_SIZE_T _yoffset; /* real begy is _begy + _yoffset */
-#ifdef NCURSES_WIDECHAR
+#if NCURSES_WIDECHAR
cchar_t _bkgrnd; /* current background char/attribute pair */
#if @NCURSES_EXT_COLORS@
int _color; /* current color-pair for non-space character */
/*
* vid_attr() was implemented originally based on a draft of X/Open curses.
*/
-#ifndef NCURSES_WIDECHAR
+#if !NCURSES_WIDECHAR
#define vid_attr(a,pair,opts) vidattr(a)
#endif
#define wattroff(win,at) wattr_off(win, NCURSES_CAST(attr_t, at), NULL)
#if !NCURSES_OPAQUE
-#if defined(NCURSES_WIDECHAR) && @NCURSES_EXT_COLORS@
+#if NCURSES_WIDECHAR && @NCURSES_EXT_COLORS@
#define wattrset(win,at) ((win) \
? ((win)->_color = PAIR_NUMBER(at), \
(win)->_attrs = NCURSES_CAST(attr_t, at), \
#define slk_attr_on(a,v) ((v) ? ERR : slk_attron(a))
#if !NCURSES_OPAQUE
-#if defined(NCURSES_WIDECHAR) && @NCURSES_EXT_COLORS@
+#if NCURSES_WIDECHAR && @NCURSES_EXT_COLORS@
#define wattr_set(win,a,p,opts) (((win) \
? ((win)->_attrs = ((a) & ~A_COLOR), \
(win)->_color = (p)) \