assert.h revision 217207
1/*- 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * @(#)assert.h 8.2 (Berkeley) 1/21/94 35 * $FreeBSD: head/include/assert.h 217207 2011-01-09 21:39:46Z ed $ 36 */ 37 38#include <sys/cdefs.h> 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#undef assert 46#undef _assert 47 48#ifdef NDEBUG 49#define assert(e) ((void)0) 50#define _assert(e) ((void)0) 51#else 52#define _assert(e) assert(e) 53 54#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 *) __dead2; 62__END_DECLS 63#endif /* !_ASSERT_H_ */ 64