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/*	Copyright (c) 1988 AT&T	*/
23/*	  All Rights Reserved	*/
24
25
26/*
27 * Copyright 1999-2003 Sun Microsystems, Inc.  All rights reserved.
28 * Use is subject to license terms.
29 */
30
31
32#ifndef _ERRNO_H
33#define	_ERRNO_H
34
35/*
36 * Error codes
37 */
38
39#include <sys/errno.h>
40
41#ifdef	__cplusplus
42extern "C" {
43#endif
44
45#if defined(_LP64)
46/*
47 * The symbols _sys_errlist and _sys_nerr are not visible in the
48 * LP64 libc.  Use strerror(3C) instead.
49 */
50#endif /* _LP64 */
51
52#if defined(_REENTRANT) || defined(_TS_ERRNO) || _POSIX_C_SOURCE - 0 >= 199506L
53extern int *___errno();
54#define	errno (*(___errno()))
55#else
56extern int errno;
57/* ANSI C++ requires that errno be a macro */
58#if __cplusplus >= 199711L
59#define	errno errno
60#endif
61#endif	/* defined(_REENTRANT) || defined(_TS_ERRNO) */
62
63#if __EXT1_VISIBLE
64/* ISO/IEC 9899:2011 K.3.2.2 */
65#ifndef	_ERRNO_T_DEFINED
66#define	_ERRNO_T_DEFINED
67typedef int errno_t;
68#endif
69#endif	/* __EXT1_VISIBLE */
70
71#ifdef	__cplusplus
72}
73#endif
74
75#endif	/* _ERRNO_H */
76