Home | History | Annotate | Download | only in head
      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 #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.4.1.5 */
     36 
     37 /*
     38  * Error codes
     39  */
     40 
     41 #include <sys/errno.h>
     42 
     43 #ifdef	__cplusplus
     44 extern "C" {
     45 #endif
     46 
     47 #if defined(_LP64)
     48 /*
     49  * The symbols _sys_errlist and _sys_nerr are not visible in the
     50  * LP64 libc.  Use strerror(3C) instead.
     51  */
     52 #endif /* _LP64 */
     53 
     54 #if defined(_REENTRANT) || defined(_TS_ERRNO) || _POSIX_C_SOURCE - 0 >= 199506L
     55 extern int *___errno();
     56 #define	errno (*(___errno()))
     57 #else
     58 extern int errno;
     59 /* ANSI C++ requires that errno be a macro */
     60 #if __cplusplus >= 199711L
     61 #define	errno errno
     62 #endif
     63 #endif	/* defined(_REENTRANT) || defined(_TS_ERRNO) */
     64 
     65 #ifdef	__cplusplus
     66 }
     67 #endif
     68 
     69 #endif	/* _ERRNO_H */
     70