Annotation of src/include/stddef.h, Revision 1.9
1.9 ! millert 1: /* $OpenBSD: stddef.h,v 1.8 2005/05/11 18:44:12 espie Exp $ */
1.1 deraadt 2: /* $NetBSD: stddef.h,v 1.4 1994/10/26 00:56:26 cgd Exp $ */
3:
4: /*-
5: * Copyright (c) 1990 The Regents of the University of California.
6: * All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.6 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)stddef.h 5.5 (Berkeley) 4/3/91
33: */
34:
35: #ifndef _STDDEF_H_
36: #define _STDDEF_H_
37:
1.9 ! millert 38: #include <sys/cdefs.h>
! 39: #include <sys/_types.h>
1.1 deraadt 40:
1.9 ! millert 41: #ifndef _PTRDIFF_T_DEFINED_
! 42: #define _PTRDIFF_T_DEFINED_
! 43: typedef __ptrdiff_t ptrdiff_t;
! 44: #endif
1.1 deraadt 45:
1.9 ! millert 46: #ifndef _SIZE_T_DEFINED_
! 47: #define _SIZE_T_DEFINED_
! 48: typedef __size_t size_t;
1.1 deraadt 49: #endif
50:
1.4 espie 51: /* in C++, wchar_t is a built-in type */
1.9 ! millert 52: #if !defined(_WCHAR_T_DEFINED_) && !defined(__cplusplus)
! 53: #define _WCHAR_T_DEFINED_
! 54: typedef __wchar_t wchar_t;
1.7 espie 55: #endif
56:
1.9 ! millert 57: #ifndef _WINT_T_DEFINED_
! 58: #define _WINT_T_DEFINED_
! 59: typedef __wint_t wint_t;
1.8 espie 60: #endif
61:
1.9 ! millert 62: #ifndef _MBSTATE_T_DEFINED_
! 63: #define _MBSTATE_T_DEFINED_
! 64: typedef __mbstate_t mbstate_t;
1.1 deraadt 65: #endif
66:
67: #ifndef NULL
1.3 espie 68: #ifdef __GNUG__
69: #define NULL __null
70: #else
1.5 millert 71: #define NULL 0L
1.3 espie 72: #endif
1.1 deraadt 73: #endif
74:
75: #define offsetof(type, member) ((size_t)(&((type *)0)->member))
76:
77: #endif /* _STDDEF_H_ */