# assert.h

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    00001 /*-
    00002  * Copyright (c) 1992, 1993
    00003  *      The Regents of the University of California.  All rights reserved.
    00004  * (c) UNIX System Laboratories, Inc.
    00005  * All or some portions of this file are derived from material licensed
    00006  * to the University of California by American Telephone and Telegraph
    00007  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
    00008  * the permission of UNIX System Laboratories, Inc.
    00009  *
    00010  * Redistribution and use in source and binary forms, with or without
    00011  * modification, are permitted provided that the following conditions
    00012  * are met:
    00013  * 1. Redistributions of source code must retain the above copyright
    00014  *    notice, this list of conditions and the following disclaimer.
    00015  * 2. Redistributions in binary form must reproduce the above copyright
    00016  *    notice, this list of conditions and the following disclaimer in the
    00017  *    documentation and/or other materials provided with the distribution.
    00018  * 3. All advertising materials mentioning features or use of this software
    00019  *    must display the following acknowledgement:
    00020  *      This product includes software developed by the University of
    00021  *      California, Berkeley and its contributors.
    00022  * 4. Neither the name of the University nor the names of its contributors
    00023  *    may be used to endorse or promote products derived from this software
    00024  *    without specific prior written permission.
    00025  *
    00026  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
    00027  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    00028  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    00029  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
    00030  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    00031  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    00032  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    00033  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    00034  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    00035  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    00036  * SUCH DAMAGE.
    00037  *
    00038  *      @(#)assert.h    8.2 (Berkeley) 1/21/94
    00039  * $FreeBSD: src/include/assert.h,v 1.4 2002/03/23 17:24:53 imp Exp $
    00040  */
    00041
    00042 #if defined(__cplusplus)
    00043 #define __BEGIN_DECLS   extern "C" {
    00044 #define __END_DECLS     }
    00045 #else
    00046 #define __BEGIN_DECLS
    00047 #define __END_DECLS
    00048 #endif
    00049
    00050 /*
    00051  * Unlike other ANSI header files, <assert.h> may usefully be included
    00052  * multiple times, with and without NDEBUG defined.
    00053  */
    00054
    00055 #undef assert
    00056 #undef _assert
    00057
    00058 #ifdef NDEBUG
    00059 #define assert(e)       ((void)0)
    00060 #define _assert(e)      ((void)0)
    00061 #else
    00062 #define _assert(e)      assert(e)
    00063
    00064 #define assert(e)       ((e) ? (void)0 : __assert(__func__, __FILE__, \
    00065                             __LINE__, #e))
    00066 #endif /* NDEBUG */
    00067
    00068 __BEGIN_DECLS
    00069 void __assert(const char *, const char *, int, const char *);
    00070 __END_DECLS