/* A substitute for ISO C99 <wchar.h>, for platforms that have issues.
Copyright (C) 2007-2010 Free Software Foundation, Inc.
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
/* Written by Eric Blake. */
/*
* ISO C 99 <wchar.h> for platforms that have issues.
*
* For now, this just ensures proper prerequisite inclusion order and
* the declaration of wcwidth().
*/
#if __GNUC__ >= 3
#endif
#if defined __need_mbstate_t || defined __need_wint_t || (defined __hpux && ((defined _INTTYPES_INCLUDED && !defined strtoimax) || defined _GL_JUST_INCLUDE_SYSTEM_WCHAR_H)) || defined _GL_ALREADY_INCLUDING_WCHAR_H
/* Special invocation convention:
- Inside glibc and uClibc header files.
- On HP-UX 11.00 we have a sequence of nested includes
once indirectly <stdint.h> -> <sys/types.h> -> <inttypes.h> -> <wchar.h>
and once directly. In both situations 'wint_t' is not yet defined,
therefore we cannot provide the function overrides; instead include only
the system's <wchar.h>.
the latter includes <wchar.h>. But here, we have no way to detect whether
<wctype.h> is completely included or is still being included. */
#@INCLUDE_NEXT@ @NEXT_WCHAR_H@
#else
/* Normal invocation convention. */
#ifndef _GL_WCHAR_H
#define _GL_ALREADY_INCLUDING_WCHAR_H
/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
<wchar.h>.
included before <wchar.h>.
But avoid namespace pollution on glibc systems. */
#ifndef __GLIBC__
# include <stddef.h>
# include <stdio.h>
# include <time.h>
#endif
/* Include the original <wchar.h> if it exists.
Some builds of uClibc lack it. */
/* The include_next requires a split double-inclusion guard. */
#if @HAVE_WCHAR_H@
# @INCLUDE_NEXT@ @NEXT_WCHAR_H@
#endif
#ifndef _GL_WCHAR_H
#define _GL_WCHAR_H
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_ARG_NONNULL is copied here. */
/* The definition of _GL_WARN_ON_USE is copied here. */
/* Define wint_t and WEOF. (Also done in wctype.in.h.) */
#if !@HAVE_WINT_T@ && !defined wint_t
# define wint_t int
# ifndef WEOF
# define WEOF -1
# endif
#else
# ifndef WEOF
# endif
#endif
/* Override mbstate_t if it is too small.
On IRIX 6.5, sizeof (mbstate_t) == 1, which is not sufficient for
implementing mbrtowc for encodings like UTF-8. */
typedef int rpl_mbstate_t;
# define mbstate_t rpl_mbstate_t
# define GNULIB_defined_mbstate_t 1
#endif
/* Convert a single-byte character to a wide character. */
#if @GNULIB_BTOWC@
# if @REPLACE_BTOWC@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# endif
# else
# if !@HAVE_BTOWC@
# endif
# endif
#elif defined GNULIB_POSIXCHECK
# if HAVE_RAW_DECL_BTOWC
"use gnulib module btowc for portability");
# endif
#endif
/* Convert a wide character to a single-byte character. */
#if @GNULIB_WCTOB@
# if @REPLACE_WCTOB@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# endif
# else
# if !defined wctob && !@HAVE_DECL_WCTOB@
/* wctob is provided by gnulib, or wctob exists but is not declared. */
# endif
# endif
#elif defined GNULIB_POSIXCHECK
# if HAVE_RAW_DECL_WCTOB
"use gnulib module wctob for portability");
# endif
#endif
/* Test whether *PS is in the initial state. */
#if @GNULIB_MBSINIT@
# if @REPLACE_MBSINIT@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define mbsinit rpl_mbsinit
# endif
# else
# if !@HAVE_MBSINIT@
# endif
# endif
#elif defined GNULIB_POSIXCHECK
"use gnulib module mbsinit for portability");
# endif
#endif
/* Convert a multibyte character to a wide character. */
#if @GNULIB_MBRTOWC@
# if @REPLACE_MBRTOWC@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define mbrtowc rpl_mbrtowc
# endif
# else
# if !@HAVE_MBRTOWC@
# endif
# endif
#elif defined GNULIB_POSIXCHECK
"use gnulib module mbrtowc for portability");
# endif
#endif
/* Recognize a multibyte character. */
#if @GNULIB_MBRLEN@
# if @REPLACE_MBRLEN@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define mbrlen rpl_mbrlen
# endif
# else
# if !@HAVE_MBRLEN@
# endif
# endif
#elif defined GNULIB_POSIXCHECK
# if HAVE_RAW_DECL_MBRLEN
"use gnulib module mbrlen for portability");
# endif
#endif
/* Convert a string to a wide string. */
#if @GNULIB_MBSRTOWCS@
# if @REPLACE_MBSRTOWCS@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define mbsrtowcs rpl_mbsrtowcs
# endif
_GL_ARG_NONNULL ((2)));
# else
# if !@HAVE_MBSRTOWCS@
_GL_ARG_NONNULL ((2)));
# endif
# endif
#elif defined GNULIB_POSIXCHECK
"use gnulib module mbsrtowcs for portability");
# endif
#endif
/* Convert a string to a wide string. */
#if @GNULIB_MBSNRTOWCS@
# if @REPLACE_MBSNRTOWCS@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define mbsnrtowcs rpl_mbsnrtowcs
# endif
_GL_ARG_NONNULL ((2)));
# else
# if !@HAVE_MBSNRTOWCS@
_GL_ARG_NONNULL ((2)));
# endif
# endif
#elif defined GNULIB_POSIXCHECK
"use gnulib module mbsnrtowcs for portability");
# endif
#endif
/* Convert a wide character to a multibyte character. */
#if @GNULIB_WCRTOMB@
# if @REPLACE_WCRTOMB@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define wcrtomb rpl_wcrtomb
# endif
# else
# if !@HAVE_WCRTOMB@
# endif
# endif
#elif defined GNULIB_POSIXCHECK
"use gnulib module wcrtomb for portability");
# endif
#endif
/* Convert a wide string to a string. */
#if @GNULIB_WCSRTOMBS@
# if @REPLACE_WCSRTOMBS@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define wcsrtombs rpl_wcsrtombs
# endif
_GL_ARG_NONNULL ((2)));
# else
# if !@HAVE_WCSRTOMBS@
_GL_ARG_NONNULL ((2)));
# endif
# endif
#elif defined GNULIB_POSIXCHECK
"use gnulib module wcsrtombs for portability");
# endif
#endif
/* Convert a wide string to a string. */
#if @GNULIB_WCSNRTOMBS@
# if @REPLACE_WCSNRTOMBS@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define wcsnrtombs rpl_wcsnrtombs
# endif
_GL_ARG_NONNULL ((2)));
# else
# if !@HAVE_WCSNRTOMBS@
_GL_ARG_NONNULL ((2)));
# endif
# endif
#elif defined GNULIB_POSIXCHECK
"use gnulib module wcsnrtombs for portability");
# endif
#endif
/* Return the number of screen columns needed for WC. */
#if @GNULIB_WCWIDTH@
# if @REPLACE_WCWIDTH@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# define wcwidth rpl_wcwidth
# endif
# else
# if !@HAVE_DECL_WCWIDTH@
/* wcwidth exists but is not declared. */
# endif
# endif
#elif defined GNULIB_POSIXCHECK
"use gnulib module wcwidth for portability");
# endif
#endif
#endif /* _GL_WCHAR_H */
#endif /* _GL_WCHAR_H */
#endif