41 lines
851 B
C++
41 lines
851 B
C++
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//
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// Copyright (c) 2018 James E. King III
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// https://www.boost.org/LICENSE_1_0.txt)
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//
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// std::hash support for uuid
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//
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#ifndef BOOST_UUID_HASH_HPP
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#define BOOST_UUID_HASH_HPP
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#include <boost/config.hpp>
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#include <boost/container_hash/hash.hpp>
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#include <boost/uuid/uuid.hpp>
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#ifdef BOOST_HAS_PRAGMA_ONCE
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#pragma once
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#endif
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#ifndef BOOST_NO_CXX11_HDR_FUNCTIONAL
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#include <cstddef>
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#include <functional>
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namespace std
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{
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template<>
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struct hash<boost::uuids::uuid>
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{
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std::size_t operator () (const boost::uuids::uuid& value) const BOOST_NOEXCEPT
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{
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return boost::uuids::hash_value(value);
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}
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};
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}
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#endif /* !BOOST_NO_CXX11_HDR_FUNCTIONAL */
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#endif /* !BOOST_UUID_HASH_HPP */
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