casgarbage.h

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// -*- C++ -*-
//
//  Copyright (c) 2006 by Rafael Ostertag
//
//  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.
//
//
// $Id: casgarbage.h,v 1.11 2006/12/31 00:48:15 rafi Exp $
//

#ifndef _CASGARBAGE_H
#define _CASGARBAGE_H

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <pthread.h>
#include <cerrno>

#include <vector>
#include <list>

#include "casobject.h"
#include "casexception.h"
#include "casfuncobj.h"

class CASGarbage {
    private:
        const unsigned long min_casobjects;
        pthread_t tid;
        pthread_attr_t pattr;
        pthread_mutexattr_t mutex_attr;
    pthread_mutex_t mutex;
    pthread_cond_t cond_var;
        bool time_to_die;
        bool trasher_thread_created;
        std::vector<CASObject*> list;

        void CreateTrasherThread();
        void TerminateTrasherThread();
        void RemoveDuplicate();
        void CheckRetVal ( int rv, std::string fname );
    public:
        CASGarbage();
        ~CASGarbage();
    CASGarbage( const CASGarbage &wdc);

        void* Trasher();
        void Put ( CASObject *o );
        void Put ( const std::vector<CASObject*> &v );
        void Put ( const std::list<CASObject*> &l );

    CASGarbage &operator=( const CASGarbage &wdc);
};

#endif /* _CASGARBAGE_H */

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