45 lines
1022 B
C++
45 lines
1022 B
C++
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// Copyright Oliver Kowalke 2017.
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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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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_FIBERS_DETAIL_IS_ALL_SAME_H
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#define BOOST_FIBERS_DETAIL_IS_ALL_SAME_H
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#include <type_traits>
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#include <boost/config.hpp>
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#include <boost/fiber/detail/config.hpp>
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#ifdef BOOST_HAS_ABI_HEADERS
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# include BOOST_ABI_PREFIX
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#endif
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namespace boost {
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namespace fibers {
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namespace detail {
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template< typename X, typename ... Y >
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struct is_all_same;
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template< typename X, typename Y0, typename ... Y >
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struct is_all_same< X, Y0, Y ... > {
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static constexpr bool value =
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std::is_same< X, Y0 >::value && is_all_same< X, Y ... >::value;
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};
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template< typename X, typename Y0 >
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struct is_all_same< X, Y0 > {
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static constexpr bool value = std::is_same< X, Y0 >::value;
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};
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}}}
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#ifdef BOOST_HAS_ABI_HEADERS
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# include BOOST_ABI_SUFFIX
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#endif
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#endif // BOOST_FIBERS_DETAIL_IS_ALL_SAME_H
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