assert.h

<B>Digital的Unix操作系统VAX 4.2源码</B>

/*	@(#)assert.h	4.1      ULTRIX 7/2/90 */

/*
 * assert.h -- System V style assert facility
 */
/************************************************************************
 *									*
 *			Copyright (c) 1988 by				*
 *		Digital Equipment Corporation, Maynard, MA		*
 *			All rights reserved.				*
 *									*
 *   This software is furnished under a license and may be used and	*
 *   copied  only  in accordance with the terms of such license and	*
 *   with the  inclusion  of  the  above  copyright  notice.   This	*
 *   software  or  any  other copies thereof may not be provided or	*
 *   otherwise made available to any other person.  No title to and	*
 *   ownership of the software is hereby transferred.			*
 *									*
 *   This software is  derived  from  software  received  from  the	*
 *   University    of   California,   Berkeley,   and   from   Bell	*
 *   Laboratories.  Use, duplication, or disclosure is  subject  to	*
 *   restrictions  under  license  agreements  with  University  of	*
 *   California and with AT&T.						*
 *									*
 *   The information in this software is subject to change  without	*
 *   notice  and should not be construed as a commitment by Digital	*
 *   Equipment Corporation.						*
 *									*
 *   Digital assumes no responsibility for the use  or  reliability	*
 *   of its software on equipment which is not supplied by Digital.	*
 *									*
 ************************************************************************/
/* SCCS history beginning
 * ***************************************************************
 *                -- Revision History --
 * ***************************************************************
 * 
 * 1.1  02/06/88 -- thoms
 * date and time created 88/06/02 17:45:02 by thoms
 * 
 * ***************************************************************
 *
 * 1.2  10/07/88 -- thoms
 * Added copyright notice and modification history
 *
 * SCCS history end
 */

extern void _assert();
#ifdef NDEBUG
#define assert(EX)
#else
#define assert(EX) if (EX) ; else _assert("EX", __FILE__, __LINE__)
#endif