assert.h revision 203964 
1214571Sdim/*-
2214571Sdim * Copyright (c) 1992, 1993
3214571Sdim *	The Regents of the University of California.  All rights reserved.
4214571Sdim * (c) UNIX System Laboratories, Inc.
5214571Sdim * All or some portions of this file are derived from material licensed
6214571Sdim * to the University of California by American Telephone and Telegraph
7214571Sdim * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8214571Sdim * the permission of UNIX System Laboratories, Inc.
9214571Sdim *
10214571Sdim * Redistribution and use in source and binary forms, with or without
11214571Sdim * modification, are permitted provided that the following conditions
12214571Sdim * are met:
13214571Sdim * 1. Redistributions of source code must retain the above copyright
14214571Sdim *    notice, this list of conditions and the following disclaimer.
15214571Sdim * 2. Redistributions in binary form must reproduce the above copyright
16214571Sdim *    notice, this list of conditions and the following disclaimer in the
17214571Sdim *    documentation and/or other materials provided with the distribution.
18214571Sdim * 3. Neither the name of the University nor the names of its contributors
19214571Sdim *    may be used to endorse or promote products derived from this software
20214571Sdim *    without specific prior written permission.
21214571Sdim *
22214571Sdim * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23214571Sdim * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24214571Sdim * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25214571Sdim * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26214571Sdim * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27214571Sdim * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28214571Sdim * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29214571Sdim * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30214571Sdim * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31214571Sdim * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32214571Sdim * SUCH DAMAGE.
33214571Sdim *
34214571Sdim *	@(#)assert.h	8.2 (Berkeley) 1/21/94
35214571Sdim * $FreeBSD: head/include/assert.h 203964 2010-02-16 19:39:50Z imp $
36214571Sdim */
37214571Sdim
38214571Sdim#include <sys/cdefs.h>
39214571Sdim
40214571Sdim/*
41214571Sdim * Unlike other ANSI header files, <assert.h> may usefully be included
42214571Sdim * multiple times, with and without NDEBUG defined.
43214571Sdim */
44214571Sdim
45214571Sdim#undef assert
46214571Sdim#undef _assert
47214571Sdim
48214571Sdim#ifdef NDEBUG
49214571Sdim#define	assert(e)	((void)0)
50214571Sdim#define	_assert(e)	((void)0)
51214571Sdim#else
52214571Sdim#define	_assert(e)	assert(e)
53214571Sdim
54214571Sdim#define	assert(e)	((e) ? (void)0 : __assert(__func__, __FILE__, \
55			    __LINE__, #e))
56#endif /* NDEBUG */
57
58#ifndef _ASSERT_H_
59#define _ASSERT_H_
60__BEGIN_DECLS
61void __assert(const char *, const char *, int, const char *);
62__END_DECLS
63#endif /* !_ASSERT_H_ */
64