63 lines
1.5 KiB
C++
63 lines
1.5 KiB
C++
//This file is part of Bertini 2.
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//
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//bertini2/detail/singleton.hpp is free software: you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation, either version 3 of the License, or
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//(at your option) any later version.
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//
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//bertini2/detail/singleton.hpp is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//
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//You should have received a copy of the GNU General Public License
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//along with bertini2/detail/singleton.hpp. If not, see <http://www.gnu.org/licenses/>.
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//
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// Copyright(C) 2021 by Bertini2 Development Team
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//
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// See <http://www.gnu.org/licenses/> for a copy of the license,
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// as well as COPYING. Bertini2 is provided with permitted
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// additional terms in the b2/licenses/ directory.
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/**
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\file bertini2/detail/singleton.hpp
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\brief Provides types and utilities for dealing with global defaults for the detail routines
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*/
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#pragma once
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namespace bertini{
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namespace detail{
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/**
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\brief A virtual singleton base class which can be used in a heirarchy to require a class to be singleton.
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\note
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This class is virtual, so make sure you mark destructors as virtual.
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*/
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struct Singleton {
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virtual ~Singleton() = default;
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private:
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// mark both the default and copy constructor as private
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Singleton(){}
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Singleton(Singleton const&){}
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};
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} // namespace detail
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} // namespace bertini
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