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// This file is part of PUMA.
// Copyright (C) 1999-2003 The PUMA developer team.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free
// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
// MA 02111-1307 USA
#ifndef __SyncSemantic_h__
#define __SyncSemantic_h__
#include <Puma/CCSemantic.h>
#include "SyncSyntax.h"
#include "SyncBuilder.h"
#include "SyncTree.h"
// Semantic analyzer of the "synchronized" extension.
class SyncSemantic : public Puma::CCSemantic {
// State variable, is greater than 0 while parsing the
// statement sequence of a "synchronized" statement.
int m_InSyncStmt;
public:
// Constructor.
SyncSemantic(SyncSyntax &syntax, SyncBuilder &builder);
protected:
// Return the concrete builder and syntax objects.
virtual SyncBuilder &builder() const;
virtual SyncSyntax &syntax() const;
public:
// Set the "parsing a synchronized statement" state.
void enter_sync_stmt();
// Reset the "parsing a synchronized statement" state.
void leave_sync_stmt();
// Check the "parsing a synchronized statement" state.
// If not parsing a "synchronized" statement, build the
// corresponding syntax tree node. Otherwise generate an
// error message and return 0.
Puma::CTree *sync_stmt();
};
#endif /* __SyncSemantic_h__ */
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