kolibrios/programs/develop/open watcom/trunk/clib/crt/cinit.c

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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: Common clib initialization code.
*
****************************************************************************/
#include "variety.h"
#include <stdio.h>
#include <stdlib.h>
#include <io.h>
#if defined(__DOS_386__) && !defined(__OSI__)
#elif defined(__OS2__)
#elif defined(__WINDOWS_386__) || defined(__NT__)
#endif
#if defined(__OS2__)
#endif
#if defined(__DOS_386__) && !defined(__OSI__)
#endif
void __CommonInit( void )
/**************************/
{
#if !defined(__NETWARE__) && !defined(__NT__)
_amblksiz = 32 * 1024; /* set minimum memory block allocation */
#endif
#if defined(__DOS_386__) && !defined(__OSI__)
/*
* If we are running under DOS/4G then we need to page lock interrupt
* handlers (since we could be running under VMM).
*/
if (!_IsPharLap() && (__DPMI_hosted() == 1))
{
DPMILockLinearRegion((long)&__GETDSStart_,
((long)&__GETDSEnd_ - (long)&__GETDSStart_));
}
#endif
}