IABSD.fr/src/include/stddef.h

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• Author : kettenis
  Date : 2017-01-06 14:36:50
  Hash : c9b8f0a2
  Message : Add max_align_t. ok millert@

• include/stddef.h

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