kolibrios-fun/programs/develop/open watcom/trunk/clib/h/iomode.h

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/****************************************************************************
*
* 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: prototypes and definitions for iomode array manipulation
*
****************************************************************************/
#ifndef _IOMODE_H_INCLUDED
#define _IOMODE_H_INCLUDED
#if defined(__NT__)
#include <windows.h>
#define NULL_HANDLE (HANDLE)-1
#define DUMMY_HANDLE (HANDLE)-2
extern unsigned __NHandles;
extern void __initPOSIXHandles( void );
extern unsigned __growPOSIXHandles( unsigned num );
extern int __allocPOSIXHandle( HANDLE hdl );
extern void __freePOSIXHandle( int hid );
extern HANDLE __getOSHandle( int hid );
extern int __setOSHandle( unsigned hid, HANDLE hdl );
extern HANDLE __NTGetFakeHandle( void );
extern HANDLE *__OSHandles;
#define __getOSHandle( hid ) __OSHandles[ hid ]
#define NT_STDIN_FILENO (__getOSHandle( STDIN_FILENO ))
#define NT_STDOUT_FILENO (__getOSHandle( STDOUT_FILENO ))
#define NT_STDERR_FILENO (__getOSHandle( STDERR_FILENO ))
#endif
#if !defined(__NETWARE__)
extern unsigned __GetIOMode( int __handle );
extern int __SetIOMode( int __handle, unsigned __value );
extern void __SetIOMode_nogrow( int __handle, unsigned __value );
extern void __ChkTTYIOMode( int __handle );
#endif
#endif