diff options
Diffstat (limited to 'lib/wchar.in.h')
| -rw-r--r-- | lib/wchar.in.h | 73 |
1 files changed, 69 insertions, 4 deletions
diff --git a/lib/wchar.in.h b/lib/wchar.in.h index be5d36c8d..835ddbe65 100644 --- a/lib/wchar.in.h +++ b/lib/wchar.in.h @@ -1,6 +1,6 @@ /* A substitute for ISO C99 <wchar.h>, for platforms that have issues. - Copyright (C) 2007-2021 Free Software Foundation, Inc. + Copyright (C) 2007-2022 Free Software Foundation, Inc. This file is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as @@ -72,9 +72,6 @@ # include <stddef.h> #endif -/* Get free(). */ -#include <stdlib.h> - /* Include the original <wchar.h> if it exists. Some builds of uClibc lack it. */ /* The include_next requires a split double-inclusion guard. */ @@ -87,6 +84,35 @@ #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. */ #ifndef _GL_ATTRIBUTE_PURE @@ -149,6 +175,45 @@ typedef int rpl_mbstate_t; # 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 && !defined free +_GL_EXTERN_C +# if defined _DLL + __declspec (dllimport) +# endif + void __cdecl free (void *); +# else +# if defined __cplusplus && (__GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2) +_GL_EXTERN_C void free (void *) throw (); +# else +_GL_EXTERN_C void free (void *); +# endif +# endif +# endif +#else +# if defined _MSC_VER && !defined free +_GL_EXTERN_C +# if defined _DLL + __declspec (dllimport) +# endif + void __cdecl free (void *); +# else +# if defined __cplusplus && (__GLIBC__ + (__GLIBC_MINOR__ >= 14) > 2) +_GL_EXTERN_C void free (void *) throw (); +# else +_GL_EXTERN_C void free (void *); +# endif +# endif +#endif /* Convert a single-byte character to a wide character. */ #if @GNULIB_BTOWC@ |