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/*****************************************************************************
*
* Copyright (c) 2000 - 2010, Lawrence Livermore National Security, LLC
* Produced at the Lawrence Livermore National Laboratory
* LLNL-CODE-400124
* All rights reserved.
*
* This file is part of VisIt. For details, see https://visit.llnl.gov/. The
* full copyright notice is contained in the file COPYRIGHT located at the root
* of the VisIt distribution or at http://www.llnl.gov/visit/copyright.html.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the disclaimer (as noted below) in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of the LLNS/LLNL nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL LAWRENCE LIVERMORE NATIONAL SECURITY,
* LLC, THE U.S. DEPARTMENT OF ENERGY OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
*****************************************************************************/
#ifndef SYMBOLSET_H
#define SYMBOLSET_H
#include <parser_exports.h>
#include "Symbol.h"
#include <cstring>
// ****************************************************************************
// Class: SymbolSet
//
// Purpose:
// Acts much as a set<Symbol*>, except it is a fixed size and one may
// reference elements which don't exist in the set.
//
// Programmer: Jeremy Meredith
// Creation: April 5, 2002
//
// ****************************************************************************
struct PARSER_API SymbolSet
{
const Symbol *set[MAXSYMBOLS];
public:
SymbolSet()
{
memset(set, 0, sizeof(const Symbol*)*MAXSYMBOLS);
}
size_t size() const
{
return MAXSYMBOLS;
}
void insert(const Symbol *s)
{
set[s->GetIndex()] = s;
}
void merge(const SymbolSet &t)
{
for (int i=0; i<MAXSYMBOLS; i++)
if (t.set[i]) set[i]=t.set[i];
}
bool contains(const Symbol *s) const
{
return set[s->GetIndex()] != 0;
}
bool operator==(const SymbolSet &t) const
{
for (int i=0; i<MAXSYMBOLS; i++)
if (t.set[i] != set[i])
return false;
return true;
}
};
#endif
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