xref: /netbsd-src/include/assert.h (revision bcc8ec9959e7b01e313d813067bfb43a3ad70551)
1 /*	$NetBSD: assert.h,v 1.11 2000/12/20 18:35:46 christos 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 #undef assert
49 #undef _assert
50 
51 #ifdef NDEBUG
52 # ifndef lint
53 #  define assert(e)	((void)0)
54 #  define _assert(e)	((void)0)
55 # else /* !lint */
56 #  define assert(e)
57 #  define _assert(e)
58 # endif /* lint */
59 #else /* !NDEBUG */
60 # define _assert(e)	assert(e)
61 # if __STDC__
62 #  define assert(e)							\
63 	((e) ? (void)0 : __assert13(__FILE__, __LINE__,			\
64 	                            __assert_function__, #e))
65 # else	/* PCC */
66 #  define assert(e)							\
67 	((e) ? (void)0 : __assert13(__FILE__, __LINE__,			\
68 	                            __assert_function__, "e"))
69 # endif /* !__STDC__ */
70 #endif /* NDEBUG */
71 
72 #undef _DIAGASSERT
73 #if !defined(_DIAGNOSTIC)
74 # if !defined(lint)
75 #  define _DIAGASSERT(e) ((void)0)
76 # else /* !lint */
77 #  define _DIAGASSERT(e)
78 # endif /* lint */
79 #else /* _DIAGNOSTIC */
80 # if __STDC__
81 #  define _DIAGASSERT(e)						\
82 	((e) ? (void)0 : __diagassert13(__FILE__, __LINE__,		\
83 	                                __assert_function__, #e))
84 # else	/* !__STDC__ */
85 #  define _DIAGASSERT(e)	 					\
86 	((e) ? (void)0 : __diagassert13(__FILE__, __LINE__,		\
87 	                                __assert_function__, "e"))
88 # endif
89 #endif /* _DIAGNOSTIC */
90 
91 
92 #include <sys/cdefs.h>
93 
94 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
95 #define	__assert_function__	__func__
96 #elif __GNUC_PREREQ__(2, 6)
97 #define	__assert_function__	__PRETTY_FUNCTION__
98 #else
99 #define	__assert_function__	((const void *)0)
100 #endif
101 
102 #ifndef __ASSERT_DECLARED
103 #define __ASSERT_DECLARED
104 __BEGIN_DECLS
105 void __assert __P((const char *, int, const char *));
106 void __assert13 __P((const char *, int, const char *, const char *));
107 void __diagassert __P((const char *, int, const char *));
108 void __diagassert13 __P((const char *, int, const char *, const char *));
109 __END_DECLS
110 #endif /* __ASSERT_DECLARED */
111