Counter.h

/**
 * \copyright
 * Copyright (c) 2012-2019, OpenGeoSys Community (http://www.opengeosys.org)
 *            Distributed under a Modified BSD License.
 *              See accompanying file LICENSE.txt or
 *              http://www.opengeosys.org/project/license
 *
 */

#pragma once

#include <cstddef>

namespace BaseLib
{
template <typename X>
struct Counter
{
    Counter()
    {
        _counter_value++;
    }
    static std::size_t _counter_value;
};

template <typename X> std::size_t Counter<X>::_counter_value(0);

} // end namespace BaseLib