60 lines
2.1 KiB
C
60 lines
2.1 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: WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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* DESCRIBE IT HERE!
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*
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****************************************************************************/
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#ifndef _STACKLOW_H_INCLUDED
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#define _STACKLOW_H_INCLUDED
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#define __Align4K( x ) (((x)+0xfffL) & ~0xfffL )
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#if defined(_M_IX86)
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extern unsigned _SP();
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#if defined(__386__)
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#pragma aux _SP = "mov eax,esp" value [eax];
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#else
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#pragma aux _SP = "mov ax,sp" value [ax];
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#endif
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#endif
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#if defined(__NT__)
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void __init_stack_limits( unsigned *stacklow, unsigned *stacktop );
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#endif
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#if defined(__SW_BM)
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#include "thread.h"
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#define _STACKLOW (__THREADDATAPTR->__stklowP)
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#else
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extern unsigned _STACKLOW;
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#endif
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#endif
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