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Annotation of XNU/bsd/include/stddef.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * The contents of this file constitute Original Code as defined in and
                      7:  * are subject to the Apple Public Source License Version 1.1 (the
                      8:  * "License").  You may not use this file except in compliance with the
                      9:  * License.  Please obtain a copy of the License at
                     10:  * http://www.apple.com/publicsource and read it before using this file.
                     11:  * 
                     12:  * This Original Code and all software distributed under the License are
                     13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     17:  * License for the specific language governing rights and limitations
                     18:  * under the License.
                     19:  * 
                     20:  * @APPLE_LICENSE_HEADER_END@
                     21:  */
                     22: /*     $OpenBSD: stddef.h,v 1.2 1997/09/21 10:45:52 niklas Exp $       */
                     23: /*     $NetBSD: stddef.h,v 1.4 1994/10/26 00:56:26 cgd Exp $   */
                     24: 
                     25: /*-
                     26:  * Copyright (c) 1990 The Regents of the University of California.
                     27:  * All rights reserved.
                     28:  *
                     29:  * Redistribution and use in source and binary forms, with or without
                     30:  * modification, are permitted provided that the following conditions
                     31:  * are met:
                     32:  * 1. Redistributions of source code must retain the above copyright
                     33:  *    notice, this list of conditions and the following disclaimer.
                     34:  * 2. Redistributions in binary form must reproduce the above copyright
                     35:  *    notice, this list of conditions and the following disclaimer in the
                     36:  *    documentation and/or other materials provided with the distribution.
                     37:  * 3. All advertising materials mentioning features or use of this software
                     38:  *    must display the following acknowledgement:
                     39:  *     This product includes software developed by the University of
                     40:  *     California, Berkeley and its contributors.
                     41:  * 4. Neither the name of the University nor the names of its contributors
                     42:  *    may be used to endorse or promote products derived from this software
                     43:  *    without specific prior written permission.
                     44:  *
                     45:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     46:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     47:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     48:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     49:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     50:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     51:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     52:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     53:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     54:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     55:  * SUCH DAMAGE.
                     56:  *
                     57:  *     @(#)stddef.h    5.5 (Berkeley) 4/3/91
                     58:  */
                     59: 
                     60: #ifndef __STDDEF_H__
                     61: #define __STDDEF_H__
                     62: 
                     63: #include <machine/ansi.h>
                     64: 
                     65: typedef        _BSD_PTRDIFF_T_ ptrdiff_t;
                     66: 
                     67: #ifndef        _BSD_SIZE_T_DEFINED_
                     68: #define        _BSD_SIZE_T_DEFINED_
                     69: typedef        _BSD_SIZE_T_    size_t;
                     70: #endif
                     71: 
                     72: #ifndef        _BSD_WCHAR_T_DEFINED_
                     73: #define        _BSD_WCHAR_T_DEFINED_
                     74: typedef        _BSD_WCHAR_T_   wchar_t;
                     75: #ifndef _ANSI_SOURCE
                     76: typedef        _BSD_RUNE_T_    rune_t;
                     77: #endif
                     78: #endif
                     79: 
                     80: #ifndef        NULL
                     81: #define        NULL    0
                     82: #endif
                     83: 
                     84: #define        offsetof(type, member)  ((size_t)(&((type *)0)->member))
                     85: 
                     86: #endif /* __STDDEF_H__ */

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