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Diffstat (limited to 'autotools/gnulib/stddef.h')
| -rw-r--r-- | autotools/gnulib/stddef.h | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/autotools/gnulib/stddef.h b/autotools/gnulib/stddef.h deleted file mode 100644 index f0529a6f..00000000 --- a/autotools/gnulib/stddef.h +++ /dev/null @@ -1,214 +0,0 @@ -/* DO NOT EDIT! GENERATED AUTOMATICALLY! */ -/* A substitute for POSIX 2008 <stddef.h>, for platforms that have issues. - - Copyright (C) 2009-2024 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 - published by the Free Software Foundation; either version 2.1 of the - License, or (at your option) any later version. - - 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 Lesser General Public License for more details. - - 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. */ - -/* - * POSIX 2008 and ISO C 23 <stddef.h> for platforms that have issues. - * <https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/stddef.h.html> - */ - -#if __GNUC__ >= 3 -#pragma GCC system_header -#endif - - -#if defined __need_wchar_t || defined __need_size_t \ - || defined __need_ptrdiff_t || defined __need_NULL \ - || defined __need_wint_t -/* Special invocation convention inside gcc header files. In - particular, gcc provides a version of <stddef.h> that blindly - redefines NULL even when __need_wint_t was defined, even though - wint_t is not normally provided by <stddef.h>. Hence, we must - remember if special invocation has ever been used to obtain wint_t, - in which case we need to clean up NULL yet again. */ - -# if !(defined _GL_STDDEF_H && defined _GL_STDDEF_WINT_T) -# ifdef __need_wint_t -# define _GL_STDDEF_WINT_T -# endif -# include_next <stddef.h> - /* On TinyCC, make sure that the macros that indicate the special invocation - convention get undefined. */ -# undef __need_wchar_t -# undef __need_size_t -# undef __need_ptrdiff_t -# undef __need_NULL -# undef __need_wint_t -# endif - -#else -/* Normal invocation convention. */ - -# ifndef _GL_STDDEF_H - -/* On AIX 7.2, with xlc in 64-bit mode, <stddef.h> defines max_align_t to a - type with alignment 4, but 'long' has alignment 8. */ -# if defined _AIX && defined __LP64__ && !1 -# if !GNULIB_defined_max_align_t -# ifdef _MAX_ALIGN_T -/* /usr/include/stddef.h has already defined max_align_t. Override it. */ -typedef long rpl_max_align_t; -# define max_align_t rpl_max_align_t -# else -/* Prevent /usr/include/stddef.h from defining max_align_t. */ -typedef long max_align_t; -# define _MAX_ALIGN_T -# endif -# define __CLANG_MAX_ALIGN_T_DEFINED -# define GNULIB_defined_max_align_t 1 -# endif -# endif - -/* The include_next requires a split double-inclusion guard. */ - -# include_next <stddef.h> - -/* On NetBSD 5.0, the definition of NULL lacks proper parentheses. */ -# if (0 \ - && (!defined _GL_STDDEF_H || defined _GL_STDDEF_WINT_T)) -# undef NULL -# ifdef __cplusplus - /* ISO C++ says that the macro NULL must expand to an integer constant - expression, hence '((void *) 0)' is not allowed in C++. */ -# if __GNUG__ >= 3 - /* GNU C++ has a __null macro that behaves like an integer ('int' or - 'long') but has the same size as a pointer. Use that, to avoid - warnings. */ -# define NULL __null -# else -# define NULL 0L -# endif -# else -# define NULL ((void *) 0) -# endif -# endif - -# ifndef _GL_STDDEF_H -# define _GL_STDDEF_H - -/* This file uses _Noreturn, _GL_ATTRIBUTE_NOTHROW. */ -#if !_GL_CONFIG_H_INCLUDED - #error "Please include config.h first." -#endif - -/* _GL_ATTRIBUTE_NOTHROW declares that the function does not throw exceptions. - */ -#ifndef _GL_ATTRIBUTE_NOTHROW -# if defined __cplusplus -# if (__GNUC__ + (__GNUC_MINOR__ >= 8) > 2) || __clang_major >= 4 -# if __cplusplus >= 201103L -# define _GL_ATTRIBUTE_NOTHROW noexcept (true) -# else -# define _GL_ATTRIBUTE_NOTHROW throw () -# endif -# else -# define _GL_ATTRIBUTE_NOTHROW -# endif -# else -# if (__GNUC__ + (__GNUC_MINOR__ >= 3) > 3) || defined __clang__ -# define _GL_ATTRIBUTE_NOTHROW __attribute__ ((__nothrow__)) -# else -# define _GL_ATTRIBUTE_NOTHROW -# endif -# endif -#endif - -/* Some platforms lack wchar_t. */ -#if !1 -# define wchar_t int -#endif - -/* Some platforms lack max_align_t. The check for _GCC_MAX_ALIGN_T is - a hack in case the configure-time test was done with g++ even though - we are currently compiling with gcc. - On MSVC, max_align_t is defined only in C++ mode, after <cstddef> was - included. Its definition is good since it has an alignment of 8 (on x86 - and x86_64). - Similarly on OS/2 kLIBC. */ -#if (defined _MSC_VER || (defined __KLIBC__ && !defined __LIBCN__)) \ - && defined __cplusplus -# include <cstddef> -#else -# if ! (1 || (defined _GCC_MAX_ALIGN_T && !defined __clang__)) -# if !GNULIB_defined_max_align_t -/* On the x86, the maximum storage alignment of double, long, etc. is 4, - but GCC's C11 ABI for x86 says that max_align_t has an alignment of 8, - and the C11 standard allows this. Work around this problem by - using __alignof__ (which returns 8 for double) rather than _Alignof - (which returns 4), and align each union member accordingly. */ -# if defined __GNUC__ || (__clang_major__ >= 4) -# define _GL_STDDEF_ALIGNAS(type) \ - __attribute__ ((__aligned__ (__alignof__ (type)))) -# else -# define _GL_STDDEF_ALIGNAS(type) /* */ -# endif -typedef union -{ - char *__p _GL_STDDEF_ALIGNAS (char *); - double __d _GL_STDDEF_ALIGNAS (double); - long double __ld _GL_STDDEF_ALIGNAS (long double); - long int __i _GL_STDDEF_ALIGNAS (long int); -} rpl_max_align_t; -# define max_align_t rpl_max_align_t -# define __CLANG_MAX_ALIGN_T_DEFINED -# define GNULIB_defined_max_align_t 1 -# endif -# endif -#endif - -/* ISO C 23 § 7.21.1 The unreachable macro */ -#ifndef unreachable - -/* Code borrowed from verify.h. */ -# ifndef _GL_HAS_BUILTIN_UNREACHABLE -# if defined __clang_major__ && __clang_major__ < 5 -# define _GL_HAS_BUILTIN_UNREACHABLE 0 -# elif 4 < __GNUC__ + (5 <= __GNUC_MINOR__) -# define _GL_HAS_BUILTIN_UNREACHABLE 1 -# elif defined __has_builtin -# define _GL_HAS_BUILTIN_UNREACHABLE __has_builtin (__builtin_unreachable) -# else -# define _GL_HAS_BUILTIN_UNREACHABLE 0 -# endif -# endif - -# if _GL_HAS_BUILTIN_UNREACHABLE -# define unreachable() __builtin_unreachable () -# elif 1200 <= _MSC_VER -# define unreachable() __assume (0) -# else -/* Declare abort(), without including <stdlib.h>. */ -extern -# if defined __cplusplus -"C" -# endif -_Noreturn -void abort (void) -# if defined __cplusplus && (__GLIBC__ >= 2) -_GL_ATTRIBUTE_NOTHROW -# endif -; -# define unreachable() abort () -# endif - -#endif - -# endif /* _GL_STDDEF_H */ -# endif /* _GL_STDDEF_H */ -#endif /* __need_XXX */ |