include/stddef.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*      $OpenBSD: stddef.h,v 1.2 1997/09/21 10:45:52 niklas Exp $       */
  26 /*      $NetBSD: stddef.h,v 1.4 1994/10/26 00:56:26 cgd Exp $   */
  27
  28 /*-
  29  * Copyright (c) 1990 The Regents of the University of California.
  30  * All rights reserved.
  31  *
  32  * Redistribution and use in source and binary forms, with or without
  33  * modification, are permitted provided that the following conditions
  34  * are met:
  35  * 1. Redistributions of source code must retain the above copyright
  36  *    notice, this list of conditions and the following disclaimer.
  37  * 2. Redistributions in binary form must reproduce the above copyright
  38  *    notice, this list of conditions and the following disclaimer in the
  39  *    documentation and/or other materials provided with the distribution.
  40  * 3. All advertising materials mentioning features or use of this software
  41  *    must display the following acknowledgement:
  42  *      This product includes software developed by the University of
  43  *      California, Berkeley and its contributors.
  44  * 4. Neither the name of the University nor the names of its contributors
  45  *    may be used to endorse or promote products derived from this software
  46  *    without specific prior written permission.
  47  *
  48  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  49  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  50  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  51  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  52  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  53  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  54  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  55  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  56  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  57  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  58  * SUCH DAMAGE.
  59  *
  60  *      @(#)stddef.h    5.5 (Berkeley) 4/3/91
  61  */
  62
  63 #ifndef __STDDEF_H__
  64 #define __STDDEF_H__
  65
  66 #include <_types.h>
  67
  68 #ifndef _PTRDIFF_T_DECLARED
  69 typedef __osx_ptrdiff_t ptrdiff_t;
  70 #define _PTRDIFF_T_DECLARED
  71 #endif
  72
  73 #ifndef _BSD_SIZE_T_DEFINED_
  74 #define _BSD_SIZE_T_DEFINED_
  75 typedef __osx_size_t    size_t;
  76 #endif
  77
  78 #ifndef __cplusplus
  79 #ifndef _BSD_WCHAR_T_DEFINED_
  80 #define _BSD_WCHAR_T_DEFINED_
  81 typedef __osx_wchar_t   wchar_t;
  82 #endif  /* _BSD_WCHAR_T_DEFINED_ */
  83 #endif  /* __cplusplus */
  84
  85 #ifndef NULL
  86 #define NULL __OSX_NULL
  87 #endif /* ! NULL */
  88
  89 #ifndef __offsetof      /* Deprecated: for source compatability only */
  90 #define __offsetof(type, field) ((size_t)(&((type *)0)->field))
  91 #endif
  92 #define offsetof(type, field) ((size_t)(&((type *)0)->field))
  93
  94 #endif /* __STDDEF_H__ */