singleton.hpp

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//This file is part of Bertini 2.
//
//bertini2/detail/singleton.hpp 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 3 of the License, or
//(at your option) any later version.
//
//bertini2/detail/singleton.hpp 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 bertini2/detail/singleton.hpp.  If not, see <http://www.gnu.org/licenses/>.
//
// Copyright(C) Bertini2 Development Team
//
// See <http://www.gnu.org/licenses/> for a copy of the license,
// as well as COPYING.  Bertini2 is provided with permitted
// additional terms in the b2/licenses/ directory.
 

 
 
#pragma once
 
namespace bertini{
 
namespace detail{
 

struct Singleton {
 
 
    virtual ~Singleton() = default;
private:
    // mark both the default and copy constructor as private
    Singleton(){}
    Singleton(Singleton const&){}
 
};
 
 
} // namespace detail
} // namespace bertini