/* A substitute for ISO C99 <wchar.h>, for platforms that have issues.
- Copyright (C) 2007-2016 Free Software Foundation, Inc.
+ Copyright (C) 2007-2019 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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, see <http://www.gnu.org/licenses/>. */
+ along with this program; if not, see <https://www.gnu.org/licenses/>. */
/* Written by Eric Blake. */
/*
* ISO C 99 <wchar.h> for platforms that have issues.
- * <http://www.opengroup.org/susv3xbd/wchar.h.html>
+ * <https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/wchar.h.html>
*
* For now, this just ensures proper prerequisite inclusion order and
* the declaration of wcwidth().
@PRAGMA_COLUMNS@
#if (((defined __need_mbstate_t || defined __need_wint_t) \
- && !defined __MINGW32__ && !defined __KLIBC__) \
+ && !defined __MINGW32__) \
|| (defined __hpux \
&& ((defined _INTTYPES_INCLUDED && !defined strtoimax) \
|| defined _GL_JUST_INCLUDE_SYSTEM_WCHAR_H)) \
# define WEOF -1
# endif
#else
-/* MSVC defines wint_t as 'unsigned short' in <crtdefs.h>.
- This is too small: ISO C 99 section 7.24.1.(2) says that wint_t must be
- "unchanged by default argument promotions". Override it. */
-# if defined _MSC_VER
+/* mingw and MSVC define wint_t as 'unsigned short' in <crtdefs.h> or
+ <stddef.h>. This is too small: ISO C 99 section 7.24.1.(2) says that
+ wint_t must be "unchanged by default argument promotions". Override it. */
+# if @GNULIB_OVERRIDES_WINT_T@
# if !GNULIB_defined_wint_t
-# include <crtdefs.h>
+# if @HAVE_CRTDEFS_H@
+# include <crtdefs.h>
+# else
+# include <stddef.h>
+# endif
typedef unsigned int rpl_wint_t;
# undef wint_t
# define wint_t rpl_wint_t
/* 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. */
-#if !(@HAVE_MBSINIT@ && @HAVE_MBRTOWC@) || @REPLACE_MBSTATE_T@
+ implementing mbrtowc for encodings like UTF-8.
+ On AIX and MSVC, mbrtowc needs to be overridden, but mbstate_t exists and is
+ large enough and overriding it would cause problems in C++ mode. */
+#if (!(@HAVE_MBSINIT@ && @HAVE_MBRTOWC@) || @REPLACE_MBSTATE_T@) \
+ && !(defined _AIX || defined _MSC_VER)
# if !GNULIB_defined_mbstate_t
typedef int rpl_mbstate_t;
# undef mbstate_t
# if !@HAVE_BTOWC@
_GL_FUNCDECL_SYS (btowc, wint_t, (int c) _GL_ATTRIBUTE_PURE);
# endif
-_GL_CXXALIAS_SYS (btowc, wint_t, (int c));
+/* Need to cast, because on mingw, the return type is 'unsigned short'. */
+_GL_CXXALIAS_SYS_CAST (btowc, wint_t, (int c));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (btowc);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef btowc
# if HAVE_RAW_DECL_BTOWC
# endif
_GL_CXXALIAS_SYS (wctob, int, (wint_t wc));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wctob);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wctob
# if HAVE_RAW_DECL_WCTOB
# endif
_GL_CXXALIAS_SYS (mbsinit, int, (const mbstate_t *ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (mbsinit);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef mbsinit
# if HAVE_RAW_DECL_MBSINIT
_GL_CXXALIAS_SYS (mbrtowc, size_t,
(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (mbrtowc);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef mbrtowc
# if HAVE_RAW_DECL_MBRTOWC
# endif
_GL_CXXALIAS_SYS (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (mbrlen);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef mbrlen
# if HAVE_RAW_DECL_MBRLEN
(wchar_t *dest, const char **srcp, size_t len,
mbstate_t *ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (mbsrtowcs);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef mbsrtowcs
# if HAVE_RAW_DECL_MBSRTOWCS
# endif
_GL_CXXALIAS_SYS (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcrtomb);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcrtomb
# if HAVE_RAW_DECL_WCRTOMB
(char *dest, const wchar_t **srcp, size_t len,
mbstate_t *ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsrtombs);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsrtombs
# if HAVE_RAW_DECL_WCSRTOMBS
(char *dest, const wchar_t **srcp, size_t srclen, size_t len,
mbstate_t *ps));
# else
-# if !@HAVE_WCSNRTOMBS@
+# if !@HAVE_WCSNRTOMBS@ || (defined __cplusplus && defined __sun)
_GL_FUNCDECL_SYS (wcsnrtombs, size_t,
(char *dest, const wchar_t **srcp, size_t srclen, size_t len,
mbstate_t *ps)
(char *dest, const wchar_t **srcp, size_t srclen, size_t len,
mbstate_t *ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsnrtombs);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsnrtombs
# if HAVE_RAW_DECL_WCSNRTOMBS
# if !@HAVE_DECL_WCWIDTH@
/* wcwidth exists but is not declared. */
_GL_FUNCDECL_SYS (wcwidth, int, (wchar_t) _GL_ATTRIBUTE_PURE);
-# elif defined __KLIBC__
-/* On OS/2 kLIBC, wcwidth is a macro that expands to the name of a
- static inline function. The implementation of wcwidth in wcwidth.c
- causes a "conflicting types" error. */
-# undef wcwidth
# endif
_GL_CXXALIAS_SYS (wcwidth, int, (wchar_t));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcwidth);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcwidth
# if HAVE_RAW_DECL_WCWIDTH
_GL_CXXALIASWARN1 (wmemchr, wchar_t *, (wchar_t *s, wchar_t c, size_t n));
_GL_CXXALIASWARN1 (wmemchr, const wchar_t *,
(const wchar_t *s, wchar_t c, size_t n));
-# else
+# elif __GLIBC__ >= 2
_GL_CXXALIASWARN (wmemchr);
# endif
#elif defined GNULIB_POSIXCHECK
# endif
_GL_CXXALIAS_SYS (wmemcmp, int,
(const wchar_t *s1, const wchar_t *s2, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wmemcmp);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wmemcmp
# if HAVE_RAW_DECL_WMEMCMP
# endif
_GL_CXXALIAS_SYS (wmemcpy, wchar_t *,
(wchar_t *dest, const wchar_t *src, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wmemcpy);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wmemcpy
# if HAVE_RAW_DECL_WMEMCPY
# endif
_GL_CXXALIAS_SYS (wmemmove, wchar_t *,
(wchar_t *dest, const wchar_t *src, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wmemmove);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wmemmove
# if HAVE_RAW_DECL_WMEMMOVE
_GL_FUNCDECL_SYS (wmemset, wchar_t *, (wchar_t *s, wchar_t c, size_t n));
# endif
_GL_CXXALIAS_SYS (wmemset, wchar_t *, (wchar_t *s, wchar_t c, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wmemset);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wmemset
# if HAVE_RAW_DECL_WMEMSET
_GL_FUNCDECL_SYS (wcslen, size_t, (const wchar_t *s) _GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcslen, size_t, (const wchar_t *s));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcslen);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcslen
# if HAVE_RAW_DECL_WCSLEN
_GL_FUNCDECL_SYS (wcscpy, wchar_t *, (wchar_t *dest, const wchar_t *src));
# endif
_GL_CXXALIAS_SYS (wcscpy, wchar_t *, (wchar_t *dest, const wchar_t *src));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcscpy);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcscpy
# if HAVE_RAW_DECL_WCSCPY
# endif
_GL_CXXALIAS_SYS (wcsncpy, wchar_t *,
(wchar_t *dest, const wchar_t *src, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsncpy);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsncpy
# if HAVE_RAW_DECL_WCSNCPY
_GL_FUNCDECL_SYS (wcscat, wchar_t *, (wchar_t *dest, const wchar_t *src));
# endif
_GL_CXXALIAS_SYS (wcscat, wchar_t *, (wchar_t *dest, const wchar_t *src));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcscat);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcscat
# if HAVE_RAW_DECL_WCSCAT
# endif
_GL_CXXALIAS_SYS (wcsncat, wchar_t *,
(wchar_t *dest, const wchar_t *src, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsncat);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsncat
# if HAVE_RAW_DECL_WCSNCAT
_GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcscmp, int, (const wchar_t *s1, const wchar_t *s2));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcscmp);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcscmp
# if HAVE_RAW_DECL_WCSCMP
# endif
_GL_CXXALIAS_SYS (wcsncmp, int,
(const wchar_t *s1, const wchar_t *s2, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsncmp);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsncmp
# if HAVE_RAW_DECL_WCSNCMP
_GL_FUNCDECL_SYS (wcscoll, int, (const wchar_t *s1, const wchar_t *s2));
# endif
_GL_CXXALIAS_SYS (wcscoll, int, (const wchar_t *s1, const wchar_t *s2));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcscoll);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcscoll
# if HAVE_RAW_DECL_WCSCOLL
_GL_FUNCDECL_SYS (wcsxfrm, size_t, (wchar_t *s1, const wchar_t *s2, size_t n));
# endif
_GL_CXXALIAS_SYS (wcsxfrm, size_t, (wchar_t *s1, const wchar_t *s2, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsxfrm);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsxfrm
# if HAVE_RAW_DECL_WCSXFRM
&& (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
_GL_CXXALIASWARN1 (wcschr, wchar_t *, (wchar_t *wcs, wchar_t wc));
_GL_CXXALIASWARN1 (wcschr, const wchar_t *, (const wchar_t *wcs, wchar_t wc));
-# else
+# elif __GLIBC__ >= 2
_GL_CXXALIASWARN (wcschr);
# endif
#elif defined GNULIB_POSIXCHECK
&& (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
_GL_CXXALIASWARN1 (wcsrchr, wchar_t *, (wchar_t *wcs, wchar_t wc));
_GL_CXXALIASWARN1 (wcsrchr, const wchar_t *, (const wchar_t *wcs, wchar_t wc));
-# else
+# elif __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsrchr);
# endif
#elif defined GNULIB_POSIXCHECK
_GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcscspn, size_t, (const wchar_t *wcs, const wchar_t *reject));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcscspn);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcscspn
# if HAVE_RAW_DECL_WCSCSPN
_GL_ATTRIBUTE_PURE);
# endif
_GL_CXXALIAS_SYS (wcsspn, size_t, (const wchar_t *wcs, const wchar_t *accept));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsspn);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsspn
# if HAVE_RAW_DECL_WCSSPN
(wchar_t *wcs, const wchar_t *accept));
_GL_CXXALIASWARN1 (wcspbrk, const wchar_t *,
(const wchar_t *wcs, const wchar_t *accept));
-# else
+# elif __GLIBC__ >= 2
_GL_CXXALIASWARN (wcspbrk);
# endif
#elif defined GNULIB_POSIXCHECK
(wchar_t *haystack, const wchar_t *needle));
_GL_CXXALIASWARN1 (wcsstr, const wchar_t *,
(const wchar_t *haystack, const wchar_t *needle));
-# else
+# elif __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsstr);
# endif
#elif defined GNULIB_POSIXCHECK
/* Divide WCS into tokens separated by characters in DELIM. */
#if @GNULIB_WCSTOK@
-# if !@HAVE_WCSTOK@
+# if @REPLACE_WCSTOK@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef wcstok
+# define wcstok rpl_wcstok
+# endif
+_GL_FUNCDECL_RPL (wcstok, wchar_t *,
+ (wchar_t *wcs, const wchar_t *delim, wchar_t **ptr));
+_GL_CXXALIAS_RPL (wcstok, wchar_t *,
+ (wchar_t *wcs, const wchar_t *delim, wchar_t **ptr));
+# else
+# if !@HAVE_WCSTOK@
_GL_FUNCDECL_SYS (wcstok, wchar_t *,
(wchar_t *wcs, const wchar_t *delim, wchar_t **ptr));
-# endif
+# endif
_GL_CXXALIAS_SYS (wcstok, wchar_t *,
(wchar_t *wcs, const wchar_t *delim, wchar_t **ptr));
+# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcstok);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcstok
# if HAVE_RAW_DECL_WCSTOK
# endif
_GL_CXXALIAS_SYS (wcswidth, int, (const wchar_t *s, size_t n));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcswidth);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcswidth
# if HAVE_RAW_DECL_WCSWIDTH
#endif
+/* Convert *TP to a date and time wide string. See
+ <https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsftime.html>. */
+#if @GNULIB_WCSFTIME@
+# if @REPLACE_WCSFTIME@
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef wcsftime
+# define wcsftime rpl_wcsftime
+# endif
+_GL_FUNCDECL_RPL (wcsftime, size_t, (wchar_t *__buf, size_t __bufsize,
+ const wchar_t *__fmt, const struct tm *__tp)
+ _GL_ARG_NONNULL ((1, 3, 4)));
+_GL_CXXALIAS_RPL (wcsftime, size_t, (wchar_t *__buf, size_t __bufsize,
+ const wchar_t *__fmt, const struct tm *__tp));
+# else
+# if !@HAVE_WCSFTIME@
+_GL_FUNCDECL_SYS (wcsftime, size_t, (wchar_t *__buf, size_t __bufsize,
+ const wchar_t *__fmt, const struct tm *__tp)
+ _GL_ARG_NONNULL ((1, 3, 4)));
+# endif
+_GL_CXXALIAS_SYS (wcsftime, size_t, (wchar_t *__buf, size_t __bufsize,
+ const wchar_t *__fmt, const struct tm *__tp));
+# endif
+# if __GLIBC__ >= 2
+_GL_CXXALIASWARN (wcsftime);
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef wcsftime
+# if HAVE_RAW_DECL_WCSFTIME
+_GL_WARN_ON_USE (wcsftime, "wcsftime is unportable - "
+ "use gnulib module wcsftime for portability");
+# endif
+#endif
+
+
#endif /* _@GUARD_PREFIX@_WCHAR_H */
#endif /* _@GUARD_PREFIX@_WCHAR_H */
#endif