xref: /onnv-gate/usr/src/head/iso/stddef_iso.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
23*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
24*0Sstevel@tonic-gate 
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate  * Copyright 1999-2003 Sun Microsystems, Inc.  All rights reserved.
28*0Sstevel@tonic-gate  * Use is subject to license terms.
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate /*
32*0Sstevel@tonic-gate  * An application should not include this header directly.  Instead it
33*0Sstevel@tonic-gate  * should be included only through the inclusion of other Sun headers.
34*0Sstevel@tonic-gate  *
35*0Sstevel@tonic-gate  * The contents of this header is limited to identifiers specified in the
36*0Sstevel@tonic-gate  * C Standard.  Any new identifiers specified in future amendments to the
37*0Sstevel@tonic-gate  * C Standard must be placed in this header.  If these new identifiers
38*0Sstevel@tonic-gate  * are required to also be in the C++ Standard "std" namespace, then for
39*0Sstevel@tonic-gate  * anything other than macro definitions, corresponding "using" directives
40*0Sstevel@tonic-gate  * must also be added to <stddef.h.h>.
41*0Sstevel@tonic-gate  */
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate #ifndef _ISO_STDDEF_ISO_H
44*0Sstevel@tonic-gate #define	_ISO_STDDEF_ISO_H
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI" /* SVr4.0 1.5 */
47*0Sstevel@tonic-gate 
48*0Sstevel@tonic-gate #include <sys/isa_defs.h>
49*0Sstevel@tonic-gate 
50*0Sstevel@tonic-gate #ifdef	__cplusplus
51*0Sstevel@tonic-gate extern "C" {
52*0Sstevel@tonic-gate #endif
53*0Sstevel@tonic-gate 
54*0Sstevel@tonic-gate #if __cplusplus >= 199711L
55*0Sstevel@tonic-gate namespace std {
56*0Sstevel@tonic-gate #endif
57*0Sstevel@tonic-gate 
58*0Sstevel@tonic-gate #ifndef	NULL
59*0Sstevel@tonic-gate #if defined(_LP64)
60*0Sstevel@tonic-gate #define	NULL    0L
61*0Sstevel@tonic-gate #else
62*0Sstevel@tonic-gate #define	NULL    0
63*0Sstevel@tonic-gate #endif
64*0Sstevel@tonic-gate #endif
65*0Sstevel@tonic-gate 
66*0Sstevel@tonic-gate #if !defined(_PTRDIFF_T) || __cplusplus >= 199711L
67*0Sstevel@tonic-gate #define	_PTRDIFF_T
68*0Sstevel@tonic-gate #if defined(_LP64) || defined(_I32LPx)
69*0Sstevel@tonic-gate typedef	long	ptrdiff_t;		/* pointer difference */
70*0Sstevel@tonic-gate #else
71*0Sstevel@tonic-gate typedef int	ptrdiff_t;		/* (historical version) */
72*0Sstevel@tonic-gate #endif
73*0Sstevel@tonic-gate #endif	/* !_PTRDIFF_T */
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate #if !defined(_SIZE_T) || __cplusplus >= 199711L
76*0Sstevel@tonic-gate #define	_SIZE_T
77*0Sstevel@tonic-gate #if defined(_LP64) || defined(_I32LPx)
78*0Sstevel@tonic-gate typedef unsigned long	size_t;		/* size of something in bytes */
79*0Sstevel@tonic-gate #else
80*0Sstevel@tonic-gate typedef unsigned int	size_t;		/* (historical version) */
81*0Sstevel@tonic-gate #endif
82*0Sstevel@tonic-gate #endif	/* !_SIZE_T */
83*0Sstevel@tonic-gate 
84*0Sstevel@tonic-gate #if __cplusplus >= 199711L
85*0Sstevel@tonic-gate }
86*0Sstevel@tonic-gate #endif /* end of namespace std */
87*0Sstevel@tonic-gate 
88*0Sstevel@tonic-gate #if __cplusplus >= 199711L
89*0Sstevel@tonic-gate #define	offsetof(s, m)  (std::size_t)(&(((s *)0)->m))
90*0Sstevel@tonic-gate #else
91*0Sstevel@tonic-gate #define	offsetof(s, m)  (size_t)(&(((s *)0)->m))
92*0Sstevel@tonic-gate #endif
93*0Sstevel@tonic-gate 
94*0Sstevel@tonic-gate #ifdef	__cplusplus
95*0Sstevel@tonic-gate }
96*0Sstevel@tonic-gate #endif
97*0Sstevel@tonic-gate 
98*0Sstevel@tonic-gate #endif	/* _ISO_STDDEF_ISO_H */
99