]> git.saurik.com Git - apple/xnu.git/blame_incremental - osfmk/kern/assert.h
xnu-792.6.70.tar.gz
[apple/xnu.git] / osfmk / kern / assert.h
... / ...
CommitLineData
1/*
2 * Copyright (c) 2000-2005 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/*
23 * @OSF_COPYRIGHT@
24 */
25/*
26 * Mach Operating System
27 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
28 * All Rights Reserved.
29 *
30 * Permission to use, copy, modify and distribute this software and its
31 * documentation is hereby granted, provided that both the copyright
32 * notice and this permission notice appear in all copies of the
33 * software, derivative works or modified versions, and any portions
34 * thereof, and that both notices appear in supporting documentation.
35 *
36 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
37 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
38 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
39 *
40 * Carnegie Mellon requests users of this software to return to
41 *
42 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
43 * School of Computer Science
44 * Carnegie Mellon University
45 * Pittsburgh PA 15213-3890
46 *
47 * any improvements or extensions that they make and grant Carnegie Mellon
48 * the rights to redistribute these changes.
49 */
50/*
51 */
52
53#ifndef _KERN_ASSERT_H_
54#define _KERN_ASSERT_H_
55
56/* assert.h 4.2 85/01/21 */
57
58#include <kern/macro_help.h>
59#include <sys/cdefs.h>
60
61#ifdef MACH_KERNEL_PRIVATE
62#include <mach_assert.h>
63#endif
64
65__BEGIN_DECLS
66/* Assert error */
67extern void Assert(
68 const char *file,
69 int line,
70 const char *expression);
71__END_DECLS
72
73#if MACH_ASSERT
74
75#define assert(ex) \
76 ((ex) ? (void)0 : Assert(__FILE__, __LINE__, # ex))
77#define assert_static(x) assert(x)
78
79#define __assert_only
80
81#else /* MACH_ASSERT */
82
83#define assert(ex) ((void)0)
84#define assert_static(ex)
85
86#define __assert_only __unused
87
88#endif /* MACH_ASSERT */
89
90#endif /* _KERN_ASSERT_H_ */