openldap/include/ac/errno.h
2000-05-13 02:25:54 +00:00

40 lines
1008 B
C

/* Generic errno.h */
/* $OpenLDAP$ */
/*
* Copyright 1998-2000 The OpenLDAP Foundation, Redwood City, California, USA
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted only
* as authorized by the OpenLDAP Public License. A copy of this
* license is available at http://www.OpenLDAP.org/license.html or
* in file LICENSE in the top-level directory of the distribution.
*/
#ifndef _AC_ERRNO_H
#define _AC_ERRNO_H
#if defined( HAVE_ERRNO_H )
# include <errno.h>
#elif defined( HAVE_SYS_ERRNO_H )
# include <sys/errno.h>
#endif
#ifndef HAVE_SYS_ERRLIST
/* no sys_errlist */
# define sys_nerr 0
# define sys_errlist ((char **)0)
#elif DECL_SYS_ERRLIST
/* have sys_errlist but need declaration */
LIBC_F (int) sys_nerr;
LIBC_F (char) *sys_errlist[];
#endif
#ifdef HAVE_STRERROR
#define STRERROR(err) strerror(err)
#else
#define STRERROR(err) \
((err) > -1 && (err) < sys_nerr ? sys_errlist[(err)] : "unknown")
#endif
#endif /* _AC_ERRNO_H */