xref: /onnv-gate/usr/src/head/errno.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
23*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
24*0Sstevel@tonic-gate 
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate  * Copyright 1999-2003 Sun Microsystems, Inc.  All rights reserved.
28*0Sstevel@tonic-gate  * Use is subject to license terms.
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifndef _ERRNO_H
33*0Sstevel@tonic-gate #define	_ERRNO_H
34*0Sstevel@tonic-gate 
35*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.4.1.5 */
36*0Sstevel@tonic-gate 
37*0Sstevel@tonic-gate /*
38*0Sstevel@tonic-gate  * Error codes
39*0Sstevel@tonic-gate  */
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate #include <sys/errno.h>
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate #ifdef	__cplusplus
44*0Sstevel@tonic-gate extern "C" {
45*0Sstevel@tonic-gate #endif
46*0Sstevel@tonic-gate 
47*0Sstevel@tonic-gate #if defined(_LP64)
48*0Sstevel@tonic-gate /*
49*0Sstevel@tonic-gate  * The symbols _sys_errlist and _sys_nerr are not visible in the
50*0Sstevel@tonic-gate  * LP64 libc.  Use strerror(3C) instead.
51*0Sstevel@tonic-gate  */
52*0Sstevel@tonic-gate #endif /* _LP64 */
53*0Sstevel@tonic-gate 
54*0Sstevel@tonic-gate #if defined(_REENTRANT) || defined(_TS_ERRNO) || _POSIX_C_SOURCE - 0 >= 199506L
55*0Sstevel@tonic-gate extern int *___errno();
56*0Sstevel@tonic-gate #define	errno (*(___errno()))
57*0Sstevel@tonic-gate #else
58*0Sstevel@tonic-gate extern int errno;
59*0Sstevel@tonic-gate /* ANSI C++ requires that errno be a macro */
60*0Sstevel@tonic-gate #if __cplusplus >= 199711L
61*0Sstevel@tonic-gate #define	errno errno
62*0Sstevel@tonic-gate #endif
63*0Sstevel@tonic-gate #endif	/* defined(_REENTRANT) || defined(_TS_ERRNO) */
64*0Sstevel@tonic-gate 
65*0Sstevel@tonic-gate #ifdef	__cplusplus
66*0Sstevel@tonic-gate }
67*0Sstevel@tonic-gate #endif
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate #endif	/* _ERRNO_H */
70