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81 lines
2.5 KiB
C
81 lines
2.5 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: io_mode handle information array manipulation
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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 <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include "rtdata.h"
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//#include "liballoc.h"
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#include "fileacc.h"
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#include "rtinit.h"
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#include "seterrno.h"
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#include "iomode.h"
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unsigned __NFiles = _NFILES; /* maximum # of files we can open */
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#if defined(__NETWARE__)
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#error NO IO MODE MANAGER UNDER NETWARE
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#endif
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#if !defined(__UNIX__)
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unsigned _HUGEDATA __init_mode[_NFILES] = { /* file mode information (flags) */
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_READ, /* stdin */
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_WRITE, /* stdout */
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_WRITE, /* stderr */
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_READ|_WRITE, /* stdaux */
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_WRITE /* stdprn */
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};
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unsigned *__io_mode = __init_mode; /* initially points to static array */
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unsigned __GetIOMode( int handle )
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{
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if( handle >= __NFiles )
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{
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return( 0 );
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}
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return( __io_mode[handle] );
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}
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void __SetIOMode_nogrow( int handle, unsigned value )
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{
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if( handle < __NFiles )
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{
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__io_mode[handle] = value; /* we're closing it; smite _INITIALIZED */
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}
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}
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#endif
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