assert.h revision 1dc9e472e19acfe6dc7f41e429236e7eef7ceda1 
1/*	$OpenBSD: assert.h,v 1.12 2006/01/31 10:53:51 hshoexer Exp $	*/
2/*	$NetBSD: assert.h,v 1.6 1994/10/26 00:55:44 cgd Exp $	*/
3
4/*-
5 * Copyright (c) 1992, 1993
6 *	The Regents of the University of California.  All rights reserved.
7 * (c) UNIX System Laboratories, Inc.
8 * All or some portions of this file are derived from material licensed
9 * to the University of California by American Telephone and Telegraph
10 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
11 * the permission of UNIX System Laboratories, Inc.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 * 3. Neither the name of the University nor the names of its contributors
22 *    may be used to endorse or promote products derived from this software
23 *    without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 *	@(#)assert.h	8.2 (Berkeley) 1/21/94
38 */
39
40/*
41 * Unlike other ANSI header files, <assert.h> may usefully be included
42 * multiple times, with and without NDEBUG defined.
43 */
44
45#include <sys/cdefs.h>
46
47#undef assert
48#undef _assert
49
50#ifdef NDEBUG
51# define	assert(e)	((void)0)
52# define	_assert(e)	((void)0)
53#else
54# define	_assert(e)	assert(e)
55# if __ISO_C_VISIBLE >= 1999
56#  define	assert(e)	((e) ? (void)0 : __assert2(__FILE__, __LINE__, __func__, #e))
57# else
58#  define	assert(e)	((e) ? (void)0 : __assert(__FILE__, __LINE__, #e))
59# endif
60#endif
61
62__BEGIN_DECLS
63__dead void __assert(const char *, int, const char *);
64__dead void __assert2(const char *, int, const char *, const char *);
65__END_DECLS
66