kolibrios-gitea/programs/develop/open watcom/trunk/clib/h/stacklow.h
Sergey Semyonov (Serge) 275695e8c3 update clib
git-svn-id: svn://kolibrios.org@701 a494cfbc-eb01-0410-851d-a64ba20cac60
2008-01-23 19:23:33 +00:00

60 lines
2.1 KiB
C

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