4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
34 #pragma ident "%Z%%M% %I% %E% SMI"
36 #include <sys/types.h>
43 * ASSERT(ex) causes a panic or debugger entry if expression ex is not
44 * true. ASSERT() is included only for debugging, and is a no-op in
45 * production kernels. VERIFY(ex), on the other hand, behaves like
46 * ASSERT and is evaluated on both debug and non-debug kernels.
50 extern int assfail(const char *, const char *, int);
51 #define VERIFY(EX) ((void)((EX) || assfail(#EX, __FILE__, __LINE__)))
53 #define ASSERT(EX) VERIFY(EX)
55 #define ASSERT(x) ((void)0)
57 #else /* defined(__STDC__) */
59 #define VERIFY(EX) ((void)((EX) || assfail("EX", __FILE__, __LINE__)))
61 #define ASSERT(EX) VERIFY(EX)
63 #define ASSERT(x) ((void)0)
65 #endif /* defined(__STDC__) */
68 * Assertion variants sensitive to the compilation data model
71 #define ASSERT64(x) ASSERT(x)
75 #define ASSERT32(x) ASSERT(x)
79 * ASSERT3() behaves like ASSERT() except that it is an explicit conditional,
80 * and prints out the values of the left and right hand expressions as part of
81 * the panic message to ease debugging. The three variants imply the type
82 * of their arguments. ASSERT3S() is for signed data types, ASSERT3U() is
83 * for unsigned, and ASSERT3P() is for pointers. The VERIFY3*() macros
84 * have the same relationship as above.
86 extern void assfail3(const char *, uintmax_t, const char *, uintmax_t,
88 #define VERIFY3_IMPL(LEFT, OP, RIGHT, TYPE) do { \
89 const TYPE __left = (TYPE)(LEFT); \
90 const TYPE __right = (TYPE)(RIGHT); \
91 if (!(__left OP __right)) \
92 assfail3(#LEFT " " #OP " " #RIGHT, \
93 (uintmax_t)__left, #OP, (uintmax_t)__right, \
94 __FILE__, __LINE__); \
95 _NOTE(CONSTCOND) } while (0)
97 #define VERIFY3S(x, y, z) VERIFY3_IMPL(x, y, z, int64_t)
98 #define VERIFY3U(x, y, z) VERIFY3_IMPL(x, y, z, uint64_t)
99 #define VERIFY3P(x, y, z) VERIFY3_IMPL(x, y, z, uintptr_t)
101 #define ASSERT3S(x, y, z) VERIFY3S(x, y, z)
102 #define ASSERT3U(x, y, z) VERIFY3U(x, y, z)
103 #define ASSERT3P(x, y, z) VERIFY3P(x, y, z)
105 #define ASSERT3S(x, y, z) ((void)0)
106 #define ASSERT3U(x, y, z) ((void)0)
107 #define ASSERT3P(x, y, z) ((void)0)
112 extern void abort_sequence_enter(char *);
113 extern void debug_enter(char *);
117 #if defined(DEBUG) && !defined(__sun)
122 #define STATIC static
129 #endif /* _SYS_DEBUG_H */