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/*
* Copyright (c) 2012 Novell, Inc.
*
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as published
* by the Free Software Foundation.
*
* 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, contact Novell, Inc.
*
* To contact Novell about this file by physical or electronic mail, you may
* find current contact information at www.novell.com.
*/
#ifndef SNAPPER_BACKGROUND_H
#define SNAPPER_BACKGROUND_H
#include <boost/thread.hpp>
#include "MetaSnapper.h"
using namespace std;
using namespace snapper;
class Backgrounds : private boost::noncopyable
{
public:
Backgrounds();
~Backgrounds();
struct Task
{
Task(MetaSnappers::iterator meta_snapper, Snapshots::const_iterator snapshot1,
Snapshots::const_iterator snapshot2)
: meta_snapper(meta_snapper), snapshot1(snapshot1), snapshot2(snapshot2) {}
MetaSnappers::iterator meta_snapper;
Snapshots::const_iterator snapshot1;
Snapshots::const_iterator snapshot2;
};
typedef list<Task>::const_iterator const_iterator;
const_iterator begin() const { return tasks.begin(); }
const_iterator end() const { return tasks.end(); }
bool empty() const { return tasks.empty(); }
void add_task(MetaSnappers::iterator meta_snapper, Snapshots::const_iterator snapshot1,
Snapshots::const_iterator snapshot2);
private:
void worker();
boost::condition_variable condition;
boost::mutex mutex;
boost::thread thread;
list<Task> tasks;
};
#endif
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