63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
/****************************************************************************
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*
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* Open Watcom Project
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*
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* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*
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* ========================================================================
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*
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* This file contains Original Code and/or Modifications of Original
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* Code as defined in and that are subject to the Sybase Open Watcom
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* Public License version 1.0 (the 'License'). You may not use this file
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* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
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* provided with the Original Code and Modifications, and is also
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* available at www.sybase.com/developer/opensource.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
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* NON-INFRINGEMENT. Please see the License for the specific language
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* governing rights and limitations under the License.
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*
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* ========================================================================
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*
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* Description: Platform independent fwide() implementation.
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*
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****************************************************************************/
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#include "variety.h"
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#include <stdio.h>
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#include <wchar.h>
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#include "fileacc.h"
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#include "rtdata.h"
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_WCRTLINK int fwide( FILE *fp, int mode )
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{
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int new_mode;
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_ValidFile( fp, EOF );
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_AccessFile( fp );
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#ifndef __NETWARE__
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/* Set orientation if possible */
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if( mode > 0 && _FP_ORIENTATION(fp) == _NOT_ORIENTED )
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_FP_ORIENTATION(fp) = _WIDE_ORIENTED;
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else if( mode < 0 && _FP_ORIENTATION(fp) == _NOT_ORIENTED )
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_FP_ORIENTATION(fp) = _BYTE_ORIENTED;
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/* Find out what the current orientation is */
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new_mode = _FP_ORIENTATION(fp) == _WIDE_ORIENTED ?
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1 : (_FP_ORIENTATION(fp) == _BYTE_ORIENTED ? -1 : 0);
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#else
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new_mode = 0;
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#endif
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_ReleaseFile( fp );
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return( new_mode );
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}
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