mirror of https://github.com/openbsd/src.git
85 lines
2.8 KiB
C
85 lines
2.8 KiB
C
/* $OpenBSD: stddef.h,v 1.14 2017/01/06 14:36:50 kettenis Exp $ */
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/* $NetBSD: stddef.h,v 1.4 1994/10/26 00:56:26 cgd Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)stddef.h 5.5 (Berkeley) 4/3/91
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*/
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#ifndef _STDDEF_H_
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#define _STDDEF_H_
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#include <sys/cdefs.h>
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#include <sys/_null.h>
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#include <sys/_types.h>
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#ifndef _PTRDIFF_T_DEFINED_
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#define _PTRDIFF_T_DEFINED_
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typedef __ptrdiff_t ptrdiff_t;
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#endif
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#ifndef _SIZE_T_DEFINED_
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#define _SIZE_T_DEFINED_
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typedef __size_t size_t;
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#endif
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/* in C++, wchar_t is a built-in type */
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#if !defined(_WCHAR_T_DEFINED_) && !defined(__cplusplus)
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#define _WCHAR_T_DEFINED_
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typedef __wchar_t wchar_t;
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#endif
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#ifndef _WINT_T_DEFINED_
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#define _WINT_T_DEFINED_
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typedef __wint_t wint_t;
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#endif
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#ifndef _MBSTATE_T_DEFINED_
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#define _MBSTATE_T_DEFINED_
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typedef __mbstate_t mbstate_t;
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#endif
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#if __GNUC_PREREQ__(4, 0)
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#define offsetof(type, member) __builtin_offsetof(type, member)
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#else
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#define offsetof(type, member) ((size_t)(&((type *)0)->member))
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#endif
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#if __ISO_C_VISIBLE >= 2011 || __cplusplus >= 201103
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#ifndef __CLANG_MAX_ALIGN_T_DEFINED
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#define __CLANG_MAX_ALIGN_T_DEFINED
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typedef struct {
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long long __max_align_ll __aligned(__alignof__(long long));
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long double __max_align_ld __aligned(__alignof__(long double));
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} max_align_t;
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#endif
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#endif
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#endif /* _STDDEF_H_ */
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