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/*
* Routines to access a host errno
*
* COPYRIGHT (c) 1989-1998.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <rtems.h>
#if defined(RTEMS_UNIX)
#include <errno.h>
int host_errno( void );
/*
* fix_syscall_errno
*
* copy host errno, if any to thread aware errno, if any
*/
void fix_syscall_errno( void )
{
errno = host_errno();
}
/*
* host_errno
*
* Get the host system errno, if any
* When using newlib (or possibly other libc's) on top of UNIX
* the errno returned by system calls may be unavailable due
* to trickery of making errno thread aware.
* This provides a kludge of getting at it.
*/
#undef errno
extern int errno;
int host_errno(void)
{
return errno;
}
#endif
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