xref: /titanic_44/usr/src/uts/common/sys/debug.h (revision b7f45089ccbe01bab3d7c7377b49d80d2ae18a69)
1 /*
2  * CDDL HEADER START
3  *
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
7  * with the License.
8  *
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.
13  *
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]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 
31 #ifndef _SYS_DEBUG_H
32 #define	_SYS_DEBUG_H
33 
34 #pragma ident	"%Z%%M%	%I%	%E% SMI"
35 
36 #include <sys/isa_defs.h>
37 
38 #ifdef	__cplusplus
39 extern "C" {
40 #endif
41 
42 /*
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 on debug kernels but evaluates the expression on non-debug
47  * kernels.
48  */
49 
50 #ifdef _KERNEL
51 #if DEBUG
52 #define	VERIFY(EX) ((void)((EX) || assfail(#EX, __FILE__, __LINE__)))
53 #else
54 #define	VERIFY(EX) ((void)(EX))
55 #endif
56 #endif
57 
58 #if defined(__STDC__)
59 extern int assfail(const char *, const char *, int);
60 #if DEBUG
61 #define	ASSERT(EX) ((void)((EX) || assfail(#EX, __FILE__, __LINE__)))
62 #else
63 #define	ASSERT(x)  ((void)0)
64 #endif
65 #else	/* defined(__STDC__) */
66 extern int assfail();
67 #if DEBUG
68 #define	ASSERT(EX) ((void)((EX) || assfail("EX", __FILE__, __LINE__)))
69 #else
70 #define	ASSERT(x)  ((void)0)
71 #endif
72 #endif	/* defined(__STDC__) */
73 
74 /*
75  * Assertion variants sensitive to the compilation data model
76  */
77 #if defined(_LP64)
78 #define	ASSERT64(x)	ASSERT(x)
79 #define	ASSERT32(x)
80 #else
81 #define	ASSERT64(x)
82 #define	ASSERT32(x)	ASSERT(x)
83 #endif
84 
85 #ifdef	_KERNEL
86 
87 extern void abort_sequence_enter(char *);
88 extern void debug_enter(char *);
89 
90 #endif	/* _KERNEL */
91 
92 #ifdef MONITOR
93 #define	MONITOR(id, w1, w2, w3, w4) monitor(id, w1, w2, w3, w4)
94 #else
95 #define	MONITOR(id, w1, w2, w3, w4)
96 #endif
97 
98 #if defined(DEBUG) && !defined(__sun)
99 /* CSTYLED */
100 #define	STATIC
101 #else
102 /* CSTYLED */
103 #define	STATIC static
104 #endif
105 
106 #ifdef	__cplusplus
107 }
108 #endif
109 
110 #endif	/* _SYS_DEBUG_H */
111