include/errno.h

   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
  42 extern "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 extern int *___errno();
  53 #define errno (*(___errno()))
  54
  55 #ifdef  __cplusplus
  56 }
  57 #endif
  58
  59 #endif  /* _ERRNO_H */