/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
*    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
*
*  ========================================================================
*
* Description:  errno related functions.
*
****************************************************************************/


#include "variety.h"
#include "rtdata.h"

#if defined(__QNX__)

#include <sys/magic.h>
#include <errno.h>

_WCRTLINK int *__get_errno_ptr()
{
#if defined(__386__)
    void        *err_ptr;

    __getmagicvar( &err_ptr, _m_errno_ptr );
    return( err_ptr );
#else
    return( (int *)&__MAGIC.Errno );
#endif
}

#elif defined(__LINUX__)

#include "errorno.h"

#if !defined( __SW_BM )
    _WCRTLINK int               errno;
#endif

_WCRTLINK int *__get_errno_ptr()
{
    return( &_RWD_errno );
}

#else

#include "errorno.h"

#if !defined( __SW_BM )
    _WCRTLINK int               errno;
    _WCRTLINK int               _doserrno;
#endif

_WCRTLINK int *__get_errno_ptr()
{
    return( &_RWD_errno );
}

_WCRTLINK int *__get_doserrno_ptr()
{
    return( &_RWD_doserrno );
}

#endif
