assert.h revision 1.13 
1/*	$NetBSD: assert.h,v 1.13 2003/06/05 17:27:14 bjh21 Exp $	*/
2
3/*-
4 * Copyright (c) 1992, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 * (c) UNIX System Laboratories, Inc.
7 * All or some portions of this file are derived from material licensed
8 * to the University of California by American Telephone and Telegraph
9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
10 * the permission of UNIX System Laboratories, Inc.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 *    must display the following acknowledgement:
22 *	This product includes software developed by the University of
23 *	California, Berkeley and its contributors.
24 * 4. Neither the name of the University nor the names of its contributors
25 *    may be used to endorse or promote products derived from this software
26 *    without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 * SUCH DAMAGE.
39 *
40 *	@(#)assert.h	8.2 (Berkeley) 1/21/94
41 */
42
43/*
44 * Unlike other ANSI header files, <assert.h> may usefully be included
45 * multiple times, with and without NDEBUG defined.
46 */
47
48#include <sys/cdefs.h>
49#include <sys/featuretest.h>
50
51#undef assert
52
53#ifdef NDEBUG
54# ifndef lint
55#  define assert(e)	(__static_cast(void,0))
56#  endif
57# else /* !lint */
58#  define assert(e)
59# endif /* lint */
60#else /* !NDEBUG */
61# if __STDC__
62#  define assert(e)							\
63	((e) ? __static_cast(void,0) : __assert13(__FILE__, __LINE__,	\
64	                                          __assert_function__, #e))
65# else	/* PCC */
66#  define assert(e)							\
67	((e) ? __static_cast(void,0) : __assert13(__FILE__, __LINE__,	\
68	                                          __assert_function__, "e"))
69# endif /* !__STDC__ */
70#endif /* NDEBUG */
71
72#if defined(_NETBSD_SOURCE)
73# undef _assert
74# define _assert(e) assert(e)
75#endif
76
77#undef _DIAGASSERT
78#if !defined(_DIAGNOSTIC)
79# if !defined(lint)
80#  define _DIAGASSERT(e) (__static_cast(void,0))
81# else /* !lint */
82#  define _DIAGASSERT(e)
83# endif /* lint */
84#else /* _DIAGNOSTIC */
85# if __STDC__
86#  define _DIAGASSERT(e)						\
87	((e) ? __static_cast(void,0) : __diagassert13(__FILE__, __LINE__, \
88	                                              __assert_function__, #e))
89# else	/* !__STDC__ */
90#  define _DIAGASSERT(e)	 					\
91	((e) ? __static_cast(void,0) : __diagassert13(__FILE__, __LINE__, \
92	                                              __assert_function__, "e"))
93# endif
94#endif /* _DIAGNOSTIC */
95
96
97#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
98#define	__assert_function__	__func__
99#elif __GNUC_PREREQ__(2, 6)
100#define	__assert_function__	__PRETTY_FUNCTION__
101#else
102#define	__assert_function__	(__static_cast(const void *,0))
103#endif
104
105#ifndef __ASSERT_DECLARED
106#define __ASSERT_DECLARED
107__BEGIN_DECLS
108void __assert __P((const char *, int, const char *));
109void __assert13 __P((const char *, int, const char *, const char *));
110void __diagassert __P((const char *, int, const char *));
111void __diagassert13 __P((const char *, int, const char *, const char *));
112__END_DECLS
113#endif /* __ASSERT_DECLARED */
114