blob: 7fc2ca966ed5af20167bf94020a4aa693e9ba7da (
plain) (
tree)
|
|
/*
* Routines to access a host errno
*
* COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
* On-Line Applications Research Corporation (OAR).
* All rights assigned to U.S. Government, 1994.
*
* This material may be reproduced by or for the U.S. Government pursuant
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
* $Id$
*/
#include <rtems.h>
#include <errno.h>
int host_errno(void);
/*
* copy host errno, if any to thread aware errno, if any
*/
void fix_syscall_errno(void)
{
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;
}
|