/*

* Copyright (c) 1999 - 2001 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

 /*

    $Workfile: scr_estack.h $

    Purpose:

        This file is used by the scr_estack.c.  It defines the prototypes 

        for all the functions used by the execution stack.

 */

#ifndef SCR_estack_H

#define SCR_estack_H

#include "scr_val.h"

typedef struct {

  val_t     *ops;

  NW_Int32  capacity;

  NW_Int32  size;

} estack_t;

NW_Bool create_estack(void);

val_t pop_estack(void);

void pop_estack_and_free(void);

void push_estack(val_t v);

void push_estack_and_free(val_t *vptr);

NW_Bool is_estack_empty(void);

void free_estack(estack_t *st);

#endif  /*SCR_COMMON_INFO_H*/