/****************************************************************************
*
*                            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
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*    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!
*
****************************************************************************/


//
// VOLATILE   : VOLATILE statement
//

#include "ftnstd.h"
#include "errcod.h"
#include "global.h"
#include "namecod.h"

extern  bool            ReqName(int);
extern  bool            RecComma(void);
extern  bool            ReqEOS(void);
extern  sym_id          LkSym(void);
extern  void            AdvanceITPtr(void);
extern  void            Error(int,...);
extern  void            IllName(sym_id);
extern  void            NameTypeErr(int,sym_id);
extern  int             IFLookUp(void);
extern  byte            IFType(int);
extern  int             TypeSize(uint);

#define ERR_MASK    (SY_USAGE | SY_TYPE | SY_IN_DIMEXPR | SY_SUBSCRIPTED | \
                     SY_DATA_INIT | SY_SAVED | SY_IN_EC | SY_REFERENCED)


void    CpVolatile() {
//====================

// Compile VOLATILE statement.

//     VOLATILE VAR {,VAR1} . . .

    sym_id      sym;

    for(;;) {
        if( ReqName( NAME_VAR_OR_ARR ) ) {
            sym = LkSym();
            if( (sym->ns.flags & ~ERR_MASK ) != SY_VARIABLE ) {
                IllName( sym );
            } else {
                sym->ns.xflags |= SY_VOLATILE;
            }
        }
        AdvanceITPtr();
        if( !RecComma() ) break;
    }
    ReqEOS();
}
