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 (c) 1997-1999 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #ifndef	_ERRLOG_H
28 #define	_ERRLOG_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 /*
37  *  errlog -- error logging facility for application programs
38  *
39  */
40 
41 extern void errlog(const int, const char *, ...);
42 extern void seterrline(const int, const char *, const char *, const char *);
43 extern void seterrseverity(const int);
44 extern void openerrlog(const char *, const int, const int);
45 extern void closeerrlog(void);
46 
47 /*
48  * The first (non-short) int of errlog really describes a packed
49  * form of three extensible enumerations, similar to:
50  * typedef struct severity {
51  *	int	descriptor:  8;	OTHER=0, INPUT or PROGRAM.
52  *	int     attributes:  8;	NONE=0, INDENTED, OUTDENTED, etc.
53  *	int	severity:   16;	FATAL (_ERROR)=-1, (RECOVERABLE_) ERROR=0
54  *				WARNING, TRACING, VERBOSE (_TRACING), etc.
55  * } severity_t;
56  */
57 
58 #define	FATAL	0x00FF
59 #define	ERROR	0
60 
61 #define	WARNING 1
62 #define	STATUS  2
63 #define	TRACING	3
64 #define	VERBOSE	4
65 
66 #define	INPUT	(1 << 8)
67 #define	PROGRAM	(2 << 8)
68 #define	OTHER	0
69 
70 /* Reserved for implementor. */
71 #define	INDENTED (1 << 16)
72 #define	OUTDENTED (2 << 16)
73 #define	BEGIN	(OTHER | TRACING | INDENTED)
74 #define	END	(OTHER | TRACING | OUTDENTED)
75 
76 #ifndef assert
77 /* EXPERIMENTAL assert replacement, deliberately not source-compatable */
78 #define	assert(cond, string) \
79 	if (!(cond)) { \
80 		seterrline(__LINE__, __FILE__, NULL, NULL); \
81 		errlog(FATAL|PROGRAM, string);	\
82 	}
83 #else
84 #error "assert.h and errlog.h both define assert: choose only one"
85 #endif	/* assert */
86 
87 #ifdef	__cplusplus
88 }
89 #endif
90 
91 #endif	/* _ERRLOG_H */
92