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authorJörg Frings-Fürst <debian@jff.email>2022-02-07 06:57:44 +0100
committerJörg Frings-Fürst <debian@jff.email>2022-02-07 06:57:44 +0100
commit6ffaa52cf732a84c0f8259dbc9b8183960ec5c33 (patch)
treed3136c22e3e805cfc0efe78412cce905a17e0c8d /lib/wchar.in.h
parent591cbf5878b7d4105b275585b9db1324c9dfce56 (diff)
parentaf151c593704a40e10efb28d1e3dd59a23a661f3 (diff)
Merge branch 'release/debian/1.0-1'debian/1.0-1
Diffstat (limited to 'lib/wchar.in.h')
-rw-r--r--lib/wchar.in.h495
1 files changed, 368 insertions, 127 deletions
diff --git a/lib/wchar.in.h b/lib/wchar.in.h
index 823102fb..d7792e5f 100644
--- a/lib/wchar.in.h
+++ b/lib/wchar.in.h
@@ -1,34 +1,25 @@
/* A substitute for ISO C99 <wchar.h>, for platforms that have issues.
- Copyright (C) 2007-2018 Free Software Foundation, Inc.
+ Copyright (C) 2007-2022 Free Software Foundation, Inc.
- This program is free software: you can redistribute it and/or
- modify it under the terms of either:
+ This file is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
- * the GNU Lesser General Public License as published by the Free
- Software Foundation; either version 3 of the License, or (at your
- option) any later version.
-
- or
-
- * the GNU General Public License as published by the Free
- Software Foundation; either version 2 of the License, or (at your
- option) any later version.
-
- or both in parallel, as here.
- This program is distributed in the hope that it will be useful,
+ This file 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.
+ GNU Lesser 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 <https://www.gnu.org/licenses/>. */
+ You should have received a copy of the GNU Lesser General Public License
+ 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().
@@ -42,7 +33,8 @@
#if (((defined __need_mbstate_t || defined __need_wint_t) \
&& !defined __MINGW32__) \
|| (defined __hpux \
- && ((defined _INTTYPES_INCLUDED && !defined strtoimax) \
+ && ((defined _INTTYPES_INCLUDED \
+ && !defined _GL_FINISHED_INCLUDING_SYSTEM_INTTYPES_H) \
|| defined _GL_JUST_INCLUDE_SYSTEM_WCHAR_H)) \
|| (defined __MINGW32__ && defined __STRING_H_SOURCED__) \
|| defined _GL_ALREADY_INCLUDING_WCHAR_H)
@@ -73,20 +65,12 @@
# include <features.h> /* for __GLIBC__ */
#endif
-/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
- <wchar.h>.
- BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
- included before <wchar.h>.
- In some builds of uClibc, <wchar.h> is nonexistent and wchar_t is defined
+/* In some builds of uClibc, <wchar.h> is nonexistent and wchar_t is defined
by <stddef.h>.
But avoid namespace pollution on glibc systems. */
#if !(defined __GLIBC__ && !defined __UCLIBC__)
# include <stddef.h>
#endif
-#ifndef __GLIBC__
-# include <stdio.h>
-# include <time.h>
-#endif
/* Include the original <wchar.h> if it exists.
Some builds of uClibc lack it. */
@@ -100,12 +84,43 @@
#ifndef _@GUARD_PREFIX@_WCHAR_H
#define _@GUARD_PREFIX@_WCHAR_H
+/* _GL_ATTRIBUTE_DEALLOC (F, I) declares that the function returns pointers
+ that can be freed by passing them as the Ith argument to the
+ function F. */
+#ifndef _GL_ATTRIBUTE_DEALLOC
+# if __GNUC__ >= 11
+# define _GL_ATTRIBUTE_DEALLOC(f, i) __attribute__ ((__malloc__ (f, i)))
+# else
+# define _GL_ATTRIBUTE_DEALLOC(f, i)
+# endif
+#endif
+
+/* _GL_ATTRIBUTE_DEALLOC_FREE declares that the function returns pointers that
+ can be freed via 'free'; it can be used only after declaring 'free'. */
+/* Applies to: functions. Cannot be used on inline functions. */
+#ifndef _GL_ATTRIBUTE_DEALLOC_FREE
+# define _GL_ATTRIBUTE_DEALLOC_FREE _GL_ATTRIBUTE_DEALLOC (free, 1)
+#endif
+
+/* _GL_ATTRIBUTE_MALLOC declares that the function returns a pointer to freshly
+ allocated memory. */
+/* Applies to: functions. */
+#ifndef _GL_ATTRIBUTE_MALLOC
+# if __GNUC__ >= 3 || defined __clang__
+# define _GL_ATTRIBUTE_MALLOC __attribute__ ((__malloc__))
+# else
+# define _GL_ATTRIBUTE_MALLOC
+# endif
+#endif
+
/* The __attribute__ feature is available in gcc versions 2.5 and later.
The attribute __pure__ was added in gcc 2.96. */
-#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)
-# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__))
-#else
-# define _GL_ATTRIBUTE_PURE /* empty */
+#ifndef _GL_ATTRIBUTE_PURE
+# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) || defined __clang__
+# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__))
+# else
+# define _GL_ATTRIBUTE_PURE /* empty */
+# endif
#endif
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
@@ -125,7 +140,7 @@
/* 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 @GNULIBHEADERS_OVERRIDE_WINT_T@
# if !GNULIB_defined_wint_t
# if @HAVE_CRTDEFS_H@
# include <crtdefs.h>
@@ -146,16 +161,43 @@ typedef unsigned int 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 !(((defined _WIN32 && !defined __CYGWIN__) || @HAVE_MBSINIT@) && @HAVE_MBRTOWC@) || @REPLACE_MBSTATE_T@
# if !GNULIB_defined_mbstate_t
+# if !(defined _AIX || defined _MSC_VER)
typedef int rpl_mbstate_t;
-# undef mbstate_t
-# define mbstate_t rpl_mbstate_t
+# undef mbstate_t
+# define mbstate_t rpl_mbstate_t
+# endif
# define GNULIB_defined_mbstate_t 1
# endif
#endif
+/* Make _GL_ATTRIBUTE_DEALLOC_FREE work, even though <stdlib.h> may not have
+ been included yet. */
+#if @GNULIB_FREE_POSIX@
+# if (@REPLACE_FREE@ && !defined free \
+ && !(defined __cplusplus && defined GNULIB_NAMESPACE))
+/* We can't do '#define free rpl_free' here. */
+_GL_EXTERN_C void rpl_free (void *);
+# undef _GL_ATTRIBUTE_DEALLOC_FREE
+# define _GL_ATTRIBUTE_DEALLOC_FREE _GL_ATTRIBUTE_DEALLOC (rpl_free, 1)
+# else
+# if defined _MSC_VER
+_GL_EXTERN_C void __cdecl free (void *);
+# else
+_GL_EXTERN_C void free (void *);
+# endif
+# endif
+#else
+# if defined _MSC_VER
+_GL_EXTERN_C void __cdecl free (void *);
+# else
+_GL_EXTERN_C void free (void *);
+# endif
+#endif
/* Convert a single-byte character to a wide character. */
#if @GNULIB_BTOWC@
@@ -170,9 +212,12 @@ _GL_CXXALIAS_RPL (btowc, wint_t, (int c));
# 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
@@ -198,7 +243,9 @@ _GL_FUNCDECL_SYS (wctob, int, (wint_t wc) _GL_ATTRIBUTE_PURE);
# 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
@@ -223,7 +270,9 @@ _GL_FUNCDECL_SYS (mbsinit, int, (const mbstate_t *ps));
# 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
@@ -241,18 +290,24 @@ _GL_WARN_ON_USE (mbsinit, "mbsinit is unportable - "
# define mbrtowc rpl_mbrtowc
# endif
_GL_FUNCDECL_RPL (mbrtowc, size_t,
- (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps));
+ (wchar_t *restrict pwc, const char *restrict s, size_t n,
+ mbstate_t *restrict ps));
_GL_CXXALIAS_RPL (mbrtowc, size_t,
- (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps));
+ (wchar_t *restrict pwc, const char *restrict s, size_t n,
+ mbstate_t *restrict ps));
# else
# if !@HAVE_MBRTOWC@
_GL_FUNCDECL_SYS (mbrtowc, size_t,
- (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps));
+ (wchar_t *restrict pwc, const char *restrict s, size_t n,
+ mbstate_t *restrict ps));
# endif
_GL_CXXALIAS_SYS (mbrtowc, size_t,
- (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps));
+ (wchar_t *restrict pwc, const char *restrict s, size_t n,
+ mbstate_t *restrict ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (mbrtowc);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef mbrtowc
# if HAVE_RAW_DECL_MBRTOWC
@@ -269,15 +324,21 @@ _GL_WARN_ON_USE (mbrtowc, "mbrtowc is unportable - "
# undef mbrlen
# define mbrlen rpl_mbrlen
# endif
-_GL_FUNCDECL_RPL (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps));
-_GL_CXXALIAS_RPL (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps));
+_GL_FUNCDECL_RPL (mbrlen, size_t,
+ (const char *restrict s, size_t n, mbstate_t *restrict ps));
+_GL_CXXALIAS_RPL (mbrlen, size_t,
+ (const char *restrict s, size_t n, mbstate_t *restrict ps));
# else
# if !@HAVE_MBRLEN@
-_GL_FUNCDECL_SYS (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps));
+_GL_FUNCDECL_SYS (mbrlen, size_t,
+ (const char *restrict s, size_t n, mbstate_t *restrict ps));
# endif
-_GL_CXXALIAS_SYS (mbrlen, size_t, (const char *s, size_t n, mbstate_t *ps));
+_GL_CXXALIAS_SYS (mbrlen, size_t,
+ (const char *restrict s, size_t n, mbstate_t *restrict ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (mbrlen);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef mbrlen
# if HAVE_RAW_DECL_MBRLEN
@@ -295,22 +356,30 @@ _GL_WARN_ON_USE (mbrlen, "mbrlen is unportable - "
# define mbsrtowcs rpl_mbsrtowcs
# endif
_GL_FUNCDECL_RPL (mbsrtowcs, size_t,
- (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps)
+ (wchar_t *restrict dest,
+ const char **restrict srcp, size_t len,
+ mbstate_t *restrict ps)
_GL_ARG_NONNULL ((2)));
_GL_CXXALIAS_RPL (mbsrtowcs, size_t,
- (wchar_t *dest, const char **srcp, size_t len,
- mbstate_t *ps));
+ (wchar_t *restrict dest,
+ const char **restrict srcp, size_t len,
+ mbstate_t *restrict ps));
# else
# if !@HAVE_MBSRTOWCS@
_GL_FUNCDECL_SYS (mbsrtowcs, size_t,
- (wchar_t *dest, const char **srcp, size_t len, mbstate_t *ps)
+ (wchar_t *restrict dest,
+ const char **restrict srcp, size_t len,
+ mbstate_t *restrict ps)
_GL_ARG_NONNULL ((2)));
# endif
_GL_CXXALIAS_SYS (mbsrtowcs, size_t,
- (wchar_t *dest, const char **srcp, size_t len,
- mbstate_t *ps));
+ (wchar_t *restrict dest,
+ const char **restrict srcp, size_t len,
+ mbstate_t *restrict ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (mbsrtowcs);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef mbsrtowcs
# if HAVE_RAW_DECL_MBSRTOWCS
@@ -328,22 +397,26 @@ _GL_WARN_ON_USE (mbsrtowcs, "mbsrtowcs is unportable - "
# define mbsnrtowcs rpl_mbsnrtowcs
# endif
_GL_FUNCDECL_RPL (mbsnrtowcs, size_t,
- (wchar_t *dest, const char **srcp, size_t srclen, size_t len,
- mbstate_t *ps)
+ (wchar_t *restrict dest,
+ const char **restrict srcp, size_t srclen, size_t len,
+ mbstate_t *restrict ps)
_GL_ARG_NONNULL ((2)));
_GL_CXXALIAS_RPL (mbsnrtowcs, size_t,
- (wchar_t *dest, const char **srcp, size_t srclen, size_t len,
- mbstate_t *ps));
+ (wchar_t *restrict dest,
+ const char **restrict srcp, size_t srclen, size_t len,
+ mbstate_t *restrict ps));
# else
# if !@HAVE_MBSNRTOWCS@
_GL_FUNCDECL_SYS (mbsnrtowcs, size_t,
- (wchar_t *dest, const char **srcp, size_t srclen, size_t len,
- mbstate_t *ps)
+ (wchar_t *restrict dest,
+ const char **restrict srcp, size_t srclen, size_t len,
+ mbstate_t *restrict ps)
_GL_ARG_NONNULL ((2)));
# endif
_GL_CXXALIAS_SYS (mbsnrtowcs, size_t,
- (wchar_t *dest, const char **srcp, size_t srclen, size_t len,
- mbstate_t *ps));
+ (wchar_t *restrict dest,
+ const char **restrict srcp, size_t srclen, size_t len,
+ mbstate_t *restrict ps));
# endif
_GL_CXXALIASWARN (mbsnrtowcs);
#elif defined GNULIB_POSIXCHECK
@@ -362,15 +435,21 @@ _GL_WARN_ON_USE (mbsnrtowcs, "mbsnrtowcs is unportable - "
# undef wcrtomb
# define wcrtomb rpl_wcrtomb
# endif
-_GL_FUNCDECL_RPL (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps));
-_GL_CXXALIAS_RPL (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps));
+_GL_FUNCDECL_RPL (wcrtomb, size_t,
+ (char *restrict s, wchar_t wc, mbstate_t *restrict ps));
+_GL_CXXALIAS_RPL (wcrtomb, size_t,
+ (char *restrict s, wchar_t wc, mbstate_t *restrict ps));
# else
# if !@HAVE_WCRTOMB@
-_GL_FUNCDECL_SYS (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps));
+_GL_FUNCDECL_SYS (wcrtomb, size_t,
+ (char *restrict s, wchar_t wc, mbstate_t *restrict ps));
# endif
-_GL_CXXALIAS_SYS (wcrtomb, size_t, (char *s, wchar_t wc, mbstate_t *ps));
+_GL_CXXALIAS_SYS (wcrtomb, size_t,
+ (char *restrict s, wchar_t wc, mbstate_t *restrict ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcrtomb);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcrtomb
# if HAVE_RAW_DECL_WCRTOMB
@@ -388,22 +467,30 @@ _GL_WARN_ON_USE (wcrtomb, "wcrtomb is unportable - "
# define wcsrtombs rpl_wcsrtombs
# endif
_GL_FUNCDECL_RPL (wcsrtombs, size_t,
- (char *dest, const wchar_t **srcp, size_t len, mbstate_t *ps)
+ (char *restrict dest, const wchar_t **restrict srcp,
+ size_t len,
+ mbstate_t *restrict ps)
_GL_ARG_NONNULL ((2)));
_GL_CXXALIAS_RPL (wcsrtombs, size_t,
- (char *dest, const wchar_t **srcp, size_t len,
- mbstate_t *ps));
+ (char *restrict dest, const wchar_t **restrict srcp,
+ size_t len,
+ mbstate_t *restrict ps));
# else
# if !@HAVE_WCSRTOMBS@
_GL_FUNCDECL_SYS (wcsrtombs, size_t,
- (char *dest, const wchar_t **srcp, size_t len, mbstate_t *ps)
+ (char *restrict dest, const wchar_t **restrict srcp,
+ size_t len,
+ mbstate_t *restrict ps)
_GL_ARG_NONNULL ((2)));
# endif
_GL_CXXALIAS_SYS (wcsrtombs, size_t,
- (char *dest, const wchar_t **srcp, size_t len,
- mbstate_t *ps));
+ (char *restrict dest, const wchar_t **restrict srcp,
+ size_t len,
+ mbstate_t *restrict ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsrtombs);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsrtombs
# if HAVE_RAW_DECL_WCSRTOMBS
@@ -421,24 +508,34 @@ _GL_WARN_ON_USE (wcsrtombs, "wcsrtombs is unportable - "
# define wcsnrtombs rpl_wcsnrtombs
# endif
_GL_FUNCDECL_RPL (wcsnrtombs, size_t,
- (char *dest, const wchar_t **srcp, size_t srclen, size_t len,
- mbstate_t *ps)
+ (char *restrict dest,
+ const wchar_t **restrict srcp, size_t srclen,
+ size_t len,
+ mbstate_t *restrict ps)
_GL_ARG_NONNULL ((2)));
_GL_CXXALIAS_RPL (wcsnrtombs, size_t,
- (char *dest, const wchar_t **srcp, size_t srclen, size_t len,
- mbstate_t *ps));
+ (char *restrict dest,
+ const wchar_t **restrict srcp, size_t srclen,
+ size_t len,
+ mbstate_t *restrict 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 *restrict dest,
+ const wchar_t **restrict srcp, size_t srclen,
+ size_t len,
+ mbstate_t *restrict ps)
_GL_ARG_NONNULL ((2)));
# endif
_GL_CXXALIAS_SYS (wcsnrtombs, size_t,
- (char *dest, const wchar_t **srcp, size_t srclen, size_t len,
- mbstate_t *ps));
+ (char *restrict dest,
+ const wchar_t **restrict srcp, size_t srclen,
+ size_t len,
+ mbstate_t *restrict ps));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsnrtombs);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsnrtombs
# if HAVE_RAW_DECL_WCSNRTOMBS
@@ -464,7 +561,9 @@ _GL_FUNCDECL_SYS (wcwidth, int, (wchar_t) _GL_ATTRIBUTE_PURE);
# 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
@@ -493,7 +592,7 @@ _GL_CXXALIAS_SYS_CAST2 (wmemchr,
_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
@@ -514,7 +613,9 @@ _GL_FUNCDECL_SYS (wmemcmp, int,
# 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
@@ -528,11 +629,15 @@ _GL_WARN_ON_USE (wmemcmp, "wmemcmp is unportable - "
#if @GNULIB_WMEMCPY@
# if !@HAVE_WMEMCPY@
_GL_FUNCDECL_SYS (wmemcpy, wchar_t *,
- (wchar_t *dest, const wchar_t *src, size_t n));
+ (wchar_t *restrict dest,
+ const wchar_t *restrict src, size_t n));
# endif
_GL_CXXALIAS_SYS (wmemcpy, wchar_t *,
- (wchar_t *dest, const wchar_t *src, size_t n));
+ (wchar_t *restrict dest,
+ const wchar_t *restrict src, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wmemcpy);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wmemcpy
# if HAVE_RAW_DECL_WMEMCPY
@@ -551,7 +656,9 @@ _GL_FUNCDECL_SYS (wmemmove, wchar_t *,
# 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
@@ -561,13 +668,38 @@ _GL_WARN_ON_USE (wmemmove, "wmemmove is unportable - "
#endif
+/* Copy N wide characters of SRC to DEST.
+ Return pointer to wide characters after the last written wide character. */
+#if @GNULIB_WMEMPCPY@
+# if !@HAVE_WMEMPCPY@
+_GL_FUNCDECL_SYS (wmempcpy, wchar_t *,
+ (wchar_t *restrict dest,
+ const wchar_t *restrict src, size_t n));
+# endif
+_GL_CXXALIAS_SYS (wmempcpy, wchar_t *,
+ (wchar_t *restrict dest,
+ const wchar_t *restrict src, size_t n));
+# if __GLIBC__ >= 2
+_GL_CXXALIASWARN (wmempcpy);
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef wmempcpy
+# if HAVE_RAW_DECL_WMEMPCPY
+_GL_WARN_ON_USE (wmempcpy, "wmempcpy is unportable - "
+ "use gnulib module wmempcpy for portability");
+# endif
+#endif
+
+
/* Set N wide characters of S to C. */
#if @GNULIB_WMEMSET@
# if !@HAVE_WMEMSET@
_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
@@ -583,7 +715,9 @@ _GL_WARN_ON_USE (wmemset, "wmemset is unportable - "
_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
@@ -613,10 +747,14 @@ _GL_WARN_ON_USE (wcsnlen, "wcsnlen is unportable - "
/* Copy SRC to DEST. */
#if @GNULIB_WCSCPY@
# if !@HAVE_WCSCPY@
-_GL_FUNCDECL_SYS (wcscpy, wchar_t *, (wchar_t *dest, const wchar_t *src));
+_GL_FUNCDECL_SYS (wcscpy, wchar_t *,
+ (wchar_t *restrict dest, const wchar_t *restrict src));
# endif
-_GL_CXXALIAS_SYS (wcscpy, wchar_t *, (wchar_t *dest, const wchar_t *src));
+_GL_CXXALIAS_SYS (wcscpy, wchar_t *,
+ (wchar_t *restrict dest, const wchar_t *restrict src));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcscpy);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcscpy
# if HAVE_RAW_DECL_WCSCPY
@@ -629,9 +767,11 @@ _GL_WARN_ON_USE (wcscpy, "wcscpy is unportable - "
/* Copy SRC to DEST, returning the address of the terminating L'\0' in DEST. */
#if @GNULIB_WCPCPY@
# if !@HAVE_WCPCPY@
-_GL_FUNCDECL_SYS (wcpcpy, wchar_t *, (wchar_t *dest, const wchar_t *src));
+_GL_FUNCDECL_SYS (wcpcpy, wchar_t *,
+ (wchar_t *restrict dest, const wchar_t *restrict src));
# endif
-_GL_CXXALIAS_SYS (wcpcpy, wchar_t *, (wchar_t *dest, const wchar_t *src));
+_GL_CXXALIAS_SYS (wcpcpy, wchar_t *,
+ (wchar_t *restrict dest, const wchar_t *restrict src));
_GL_CXXALIASWARN (wcpcpy);
#elif defined GNULIB_POSIXCHECK
# undef wcpcpy
@@ -646,11 +786,15 @@ _GL_WARN_ON_USE (wcpcpy, "wcpcpy is unportable - "
#if @GNULIB_WCSNCPY@
# if !@HAVE_WCSNCPY@
_GL_FUNCDECL_SYS (wcsncpy, wchar_t *,
- (wchar_t *dest, const wchar_t *src, size_t n));
+ (wchar_t *restrict dest,
+ const wchar_t *restrict src, size_t n));
# endif
_GL_CXXALIAS_SYS (wcsncpy, wchar_t *,
- (wchar_t *dest, const wchar_t *src, size_t n));
+ (wchar_t *restrict dest,
+ const wchar_t *restrict src, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsncpy);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsncpy
# if HAVE_RAW_DECL_WCSNCPY
@@ -665,10 +809,12 @@ _GL_WARN_ON_USE (wcsncpy, "wcsncpy is unportable - "
#if @GNULIB_WCPNCPY@
# if !@HAVE_WCPNCPY@
_GL_FUNCDECL_SYS (wcpncpy, wchar_t *,
- (wchar_t *dest, const wchar_t *src, size_t n));
+ (wchar_t *restrict dest,
+ const wchar_t *restrict src, size_t n));
# endif
_GL_CXXALIAS_SYS (wcpncpy, wchar_t *,
- (wchar_t *dest, const wchar_t *src, size_t n));
+ (wchar_t *restrict dest,
+ const wchar_t *restrict src, size_t n));
_GL_CXXALIASWARN (wcpncpy);
#elif defined GNULIB_POSIXCHECK
# undef wcpncpy
@@ -682,10 +828,14 @@ _GL_WARN_ON_USE (wcpncpy, "wcpncpy is unportable - "
/* Append SRC onto DEST. */
#if @GNULIB_WCSCAT@
# if !@HAVE_WCSCAT@
-_GL_FUNCDECL_SYS (wcscat, wchar_t *, (wchar_t *dest, const wchar_t *src));
+_GL_FUNCDECL_SYS (wcscat, wchar_t *,
+ (wchar_t *restrict dest, const wchar_t *restrict src));
# endif
-_GL_CXXALIAS_SYS (wcscat, wchar_t *, (wchar_t *dest, const wchar_t *src));
+_GL_CXXALIAS_SYS (wcscat, wchar_t *,
+ (wchar_t *restrict dest, const wchar_t *restrict src));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcscat);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcscat
# if HAVE_RAW_DECL_WCSCAT
@@ -699,11 +849,15 @@ _GL_WARN_ON_USE (wcscat, "wcscat is unportable - "
#if @GNULIB_WCSNCAT@
# if !@HAVE_WCSNCAT@
_GL_FUNCDECL_SYS (wcsncat, wchar_t *,
- (wchar_t *dest, const wchar_t *src, size_t n));
+ (wchar_t *restrict dest, const wchar_t *restrict src,
+ size_t n));
# endif
_GL_CXXALIAS_SYS (wcsncat, wchar_t *,
- (wchar_t *dest, const wchar_t *src, size_t n));
+ (wchar_t *restrict dest, const wchar_t *restrict src,
+ size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsncat);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsncat
# if HAVE_RAW_DECL_WCSNCAT
@@ -720,7 +874,9 @@ _GL_FUNCDECL_SYS (wcscmp, int, (const wchar_t *s1, const wchar_t *s2)
_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
@@ -739,7 +895,9 @@ _GL_FUNCDECL_SYS (wcsncmp, int,
# 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
@@ -792,7 +950,9 @@ _GL_WARN_ON_USE (wcsncasecmp, "wcsncasecmp is unportable - "
_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
@@ -807,10 +967,14 @@ _GL_WARN_ON_USE (wcscoll, "wcscoll is unportable - "
original strings. */
#if @GNULIB_WCSXFRM@
# if !@HAVE_WCSXFRM@
-_GL_FUNCDECL_SYS (wcsxfrm, size_t, (wchar_t *s1, const wchar_t *s2, size_t n));
+_GL_FUNCDECL_SYS (wcsxfrm, size_t,
+ (wchar_t *restrict s1, const wchar_t *restrict s2, size_t n));
# endif
-_GL_CXXALIAS_SYS (wcsxfrm, size_t, (wchar_t *s1, const wchar_t *s2, size_t n));
+_GL_CXXALIAS_SYS (wcsxfrm, size_t,
+ (wchar_t *restrict s1, const wchar_t *restrict s2, size_t n));
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsxfrm);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsxfrm
# if HAVE_RAW_DECL_WCSXFRM
@@ -822,16 +986,55 @@ _GL_WARN_ON_USE (wcsxfrm, "wcsxfrm is unportable - "
/* Duplicate S, returning an identical malloc'd string. */
#if @GNULIB_WCSDUP@
-# if !@HAVE_WCSDUP@
-_GL_FUNCDECL_SYS (wcsdup, wchar_t *, (const wchar_t *s));
-# endif
+# if defined _WIN32 && !defined __CYGWIN__
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef wcsdup
+# define wcsdup _wcsdup
+# endif
+_GL_CXXALIAS_MDA (wcsdup, wchar_t *, (const wchar_t *s));
+# else
+# if !@HAVE_WCSDUP@ || __GNUC__ >= 11
+_GL_FUNCDECL_SYS (wcsdup, wchar_t *,
+ (const wchar_t *s)
+ _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE);
+# endif
_GL_CXXALIAS_SYS (wcsdup, wchar_t *, (const wchar_t *s));
+# endif
_GL_CXXALIASWARN (wcsdup);
-#elif defined GNULIB_POSIXCHECK
-# undef wcsdup
-# if HAVE_RAW_DECL_WCSDUP
+#else
+# if __GNUC__ >= 11 && !defined wcsdup
+/* For -Wmismatched-dealloc: Associate wcsdup with free or rpl_free. */
+_GL_FUNCDECL_SYS (wcsdup, wchar_t *,
+ (const wchar_t *s)
+ _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE);
+# endif
+# if defined GNULIB_POSIXCHECK
+# undef wcsdup
+# if HAVE_RAW_DECL_WCSDUP
_GL_WARN_ON_USE (wcsdup, "wcsdup is unportable - "
"use gnulib module wcsdup for portability");
+# endif
+# elif @GNULIB_MDA_WCSDUP@
+/* On native Windows, map 'wcsdup' to '_wcsdup', so that -loldnames is not
+ required. In C++ with GNULIB_NAMESPACE, avoid differences between
+ platforms by defining GNULIB_NAMESPACE::wcsdup always. */
+# if defined _WIN32 && !defined __CYGWIN__
+# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+# undef wcsdup
+# define wcsdup _wcsdup
+# endif
+_GL_CXXALIAS_MDA (wcsdup, wchar_t *, (const wchar_t *s));
+# else
+_GL_FUNCDECL_SYS (wcsdup, wchar_t *,
+ (const wchar_t *s)
+ _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE);
+# if @HAVE_DECL_WCSDUP@
+_GL_CXXALIAS_SYS (wcsdup, wchar_t *, (const wchar_t *s));
+# endif
+# endif
+# if (defined _WIN32 && !defined __CYGWIN__) || @HAVE_DECL_WCSDUP@
+_GL_CXXALIASWARN (wcsdup);
+# endif
# endif
#endif
@@ -854,7 +1057,7 @@ _GL_CXXALIAS_SYS_CAST2 (wcschr,
&& (__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
@@ -884,7 +1087,7 @@ _GL_CXXALIAS_SYS_CAST2 (wcsrchr,
&& (__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
@@ -904,7 +1107,9 @@ _GL_FUNCDECL_SYS (wcscspn, size_t, (const wchar_t *wcs, const wchar_t *reject)
_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
@@ -922,7 +1127,9 @@ _GL_FUNCDECL_SYS (wcsspn, size_t, (const wchar_t *wcs, const wchar_t *accept)
_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
@@ -953,7 +1160,7 @@ _GL_CXXALIASWARN1 (wcspbrk, wchar_t *,
(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
@@ -969,7 +1176,8 @@ _GL_WARN_ON_USE (wcspbrk, "wcspbrk is unportable - "
#if @GNULIB_WCSSTR@
# if !@HAVE_WCSSTR@
_GL_FUNCDECL_SYS (wcsstr, wchar_t *,
- (const wchar_t *haystack, const wchar_t *needle)
+ (const wchar_t *restrict haystack,
+ const wchar_t *restrict needle)
_GL_ATTRIBUTE_PURE);
# endif
/* On some systems, this function is defined as an overloaded function:
@@ -978,15 +1186,19 @@ _GL_FUNCDECL_SYS (wcsstr, wchar_t *,
wchar_t * std::wcsstr (wchar_t *, const wchar_t *);
} */
_GL_CXXALIAS_SYS_CAST2 (wcsstr,
- wchar_t *, (const wchar_t *, const wchar_t *),
- const wchar_t *, (const wchar_t *, const wchar_t *));
+ wchar_t *,
+ (const wchar_t *restrict, const wchar_t *restrict),
+ const wchar_t *,
+ (const wchar_t *restrict, const wchar_t *restrict));
# if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 10) && !defined __UCLIBC__) \
&& (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
_GL_CXXALIASWARN1 (wcsstr, wchar_t *,
- (wchar_t *haystack, const wchar_t *needle));
+ (wchar_t *restrict haystack,
+ const wchar_t *restrict needle));
_GL_CXXALIASWARN1 (wcsstr, const wchar_t *,
- (const wchar_t *haystack, const wchar_t *needle));
-# else
+ (const wchar_t *restrict haystack,
+ const wchar_t *restrict needle));
+# elif __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsstr);
# endif
#elif defined GNULIB_POSIXCHECK
@@ -1000,13 +1212,30 @@ _GL_WARN_ON_USE (wcsstr, "wcsstr is unportable - "
/* 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 *restrict wcs, const wchar_t *restrict delim,
+ wchar_t **restrict ptr));
+_GL_CXXALIAS_RPL (wcstok, wchar_t *,
+ (wchar_t *restrict wcs, const wchar_t *restrict delim,
+ wchar_t **restrict ptr));
+# else
+# if !@HAVE_WCSTOK@
_GL_FUNCDECL_SYS (wcstok, wchar_t *,
- (wchar_t *wcs, const wchar_t *delim, wchar_t **ptr));
-# endif
+ (wchar_t *restrict wcs, const wchar_t *restrict delim,
+ wchar_t **restrict ptr));
+# endif
_GL_CXXALIAS_SYS (wcstok, wchar_t *,
- (wchar_t *wcs, const wchar_t *delim, wchar_t **ptr));
+ (wchar_t *restrict wcs, const wchar_t *restrict delim,
+ wchar_t **restrict ptr));
+# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcstok);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcstok
# if HAVE_RAW_DECL_WCSTOK
@@ -1034,7 +1263,9 @@ _GL_FUNCDECL_SYS (wcswidth, int, (const wchar_t *s, size_t n)
# 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
@@ -1045,28 +1276,38 @@ _GL_WARN_ON_USE (wcswidth, "wcswidth is unportable - "
/* Convert *TP to a date and time wide string. See
- <http://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsftime.html>. */
+ <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));
+_GL_FUNCDECL_RPL (wcsftime, size_t,
+ (wchar_t *restrict __buf, size_t __bufsize,
+ const wchar_t *restrict __fmt,
+ const struct tm *restrict __tp)
+ _GL_ARG_NONNULL ((1, 3, 4)));
+_GL_CXXALIAS_RPL (wcsftime, size_t,
+ (wchar_t *restrict __buf, size_t __bufsize,
+ const wchar_t *restrict __fmt,
+ const struct tm *restrict __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)));
+_GL_FUNCDECL_SYS (wcsftime, size_t,
+ (wchar_t *restrict __buf, size_t __bufsize,
+ const wchar_t *restrict __fmt,
+ const struct tm *restrict __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));
+_GL_CXXALIAS_SYS (wcsftime, size_t,
+ (wchar_t *restrict __buf, size_t __bufsize,
+ const wchar_t *restrict __fmt,
+ const struct tm *restrict __tp));
# endif
+# if __GLIBC__ >= 2
_GL_CXXALIASWARN (wcsftime);
+# endif
#elif defined GNULIB_POSIXCHECK
# undef wcsftime
# if HAVE_RAW_DECL_WCSFTIME