141 lines
3.6 KiB
C
141 lines
3.6 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: Standard stream/file accessor routines.
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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 "rtdata.h"
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#if !defined( __NETWARE__ ) && !defined( _THIN_LIB )
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_WCRTLINK FILE *__get_std_stream( unsigned handle )
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{
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if( handle > NUM_STD_STREAMS ) {
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return( NULL );
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} else {
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return( &_RWD_iob[handle] );
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}
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}
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_WCRTLINK FILE *__get_std_file( unsigned handle )
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{
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return( __get_std_stream( handle ) );
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}
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#else
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#include <io.h>
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#if defined( _NETWARE_LIBC )
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extern FILE **___stdin ( void );
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extern FILE **___stdout( void );
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extern FILE **___stderr( void );
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extern FILE **___cin ( void );
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extern FILE **___cout ( void );
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_WCRTLINK FILE *__get_std_stream( unsigned handle )
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{
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FILE *pFile = NULL;
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switch( handle ) {
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case STDIN_FILENO:
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pFile = *___stdin();
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break;
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case STDOUT_FILENO:
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pFile = *___stdout();
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break;
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case STDERR_FILENO:
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pFile = *___stderr();
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break;
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default:
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break;
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}
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return( pFile );
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}
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#elif defined( _NETWARE_CLIB )
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extern FILE **__get_stdin ( void );
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extern FILE **__get_stdout( void );
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extern FILE **__get_stderr( void );
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_WCRTLINK FILE *__get_std_stream( unsigned handle )
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{
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FILE *pFile = NULL;
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switch( handle ) {
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case STDIN_FILENO:
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pFile = *__get_stdin();
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break;
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case STDOUT_FILENO:
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pFile = *__get_stdout();
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break;
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case STDERR_FILENO:
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pFile = *__get_stderr();
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break;
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default:
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break;
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}
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return( pFile );
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}
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#endif
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#endif
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#if defined( __NETWARE__ ) && !defined( _THIN_LIB )
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#include <io.h>
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FILE **__get_stdin( void )
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{
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static FILE *stdin_ptr;
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stdin_ptr = __get_std_stream( STDIN_FILENO );
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return( &stdin_ptr );
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}
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FILE **__get_stdout( void )
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{
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static FILE *stdout_ptr;
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stdout_ptr = __get_std_stream( STDOUT_FILENO );
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return( &stdout_ptr );
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}
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FILE **__get_stderr( void )
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{
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static FILE *stderr_ptr;
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stderr_ptr = __get_std_stream( STDERR_FILENO );
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return( &stderr_ptr );
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}
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#endif
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