diff options
Diffstat (limited to 'gnulib/import/wchar.in.h')
-rw-r--r-- | gnulib/import/wchar.in.h | 45 |
1 files changed, 32 insertions, 13 deletions
diff --git a/gnulib/import/wchar.in.h b/gnulib/import/wchar.in.h index 7640a14..cdda680 100644 --- a/gnulib/import/wchar.in.h +++ b/gnulib/import/wchar.in.h @@ -1,6 +1,6 @@ /* A substitute for ISO C99 <wchar.h>, for platforms that have issues. - Copyright (C) 2007-2020 Free Software Foundation, Inc. + Copyright (C) 2007-2021 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 @@ -65,20 +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. */ @@ -95,7 +87,7 @@ /* The __attribute__ feature is available in gcc versions 2.5 and later. The attribute __pure__ was added in gcc 2.96. */ #ifndef _GL_ATTRIBUTE_PURE -# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) +# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) || defined __clang__ # define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__)) # else # define _GL_ATTRIBUTE_PURE /* empty */ @@ -942,10 +934,18 @@ _GL_WARN_ON_USE (wcsxfrm, "wcsxfrm is unportable - " /* Duplicate S, returning an identical malloc'd string. */ #if @GNULIB_WCSDUP@ -# if !@HAVE_WCSDUP@ +# 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@ _GL_FUNCDECL_SYS (wcsdup, wchar_t *, (const wchar_t *s)); -# endif +# endif _GL_CXXALIAS_SYS (wcsdup, wchar_t *, (const wchar_t *s)); +# endif _GL_CXXALIASWARN (wcsdup); #elif defined GNULIB_POSIXCHECK # undef wcsdup @@ -953,6 +953,25 @@ _GL_CXXALIASWARN (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)); +# 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 |