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https://github.com/FairRootGroup/FairMQ.git
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a26925cbf5
* move Plugins::Version to fair::mq::tools * fix Parser interface * make device a shared pointer in main * provide std::hash template specialization * fix FairMQ.Plugins/FairMQ.PluginsStatic when run with ctest * fix MQ/serialization example * add --no-as-needed flag * GCC 4 does not support member refs, move to pointer types
47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
/********************************************************************************
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* Copyright (C) 2017 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
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* *
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* This software is distributed under the terms of the *
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* GNU Lesser General Public Licence (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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#ifndef FAIR_MQ_TOOLS_CPPSTL_H
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#define FAIR_MQ_TOOLS_CPPSTL_H
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#include <functional>
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#include <memory>
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#include <type_traits>
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namespace fair
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{
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namespace mq
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{
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namespace tools
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{
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// make_unique implementation, until C++14 is default
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template<typename T, typename ...Args>
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std::unique_ptr<T> make_unique(Args&& ...args)
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{
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return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
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}
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// provide an enum hasher to compensate std::hash not supporting enums in C++11
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template<typename Enum>
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struct HashEnum
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{
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auto operator()(const Enum& e) const noexcept
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-> typename std::enable_if<std::is_enum<Enum>::value, std::size_t>::type
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{
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using _type = typename std::underlying_type<Enum>::type;
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return std::hash<_type>{}(static_cast<_type>(e));
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}
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};
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} /* namespace tools */
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} /* namespace mq */
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} /* namespace fair */
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#endif /* FAIR_MQ_TOOLS_CPPSTL_H */
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