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44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2011 Joel de Guzman
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Copyright (c) 2007 Dan Marsden
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if !defined(BOOST_FUSION_COUNT_IF_09162005_0137)
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#define BOOST_FUSION_COUNT_IF_09162005_0137
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/algorithm/query/detail/count_if.hpp>
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#include <boost/fusion/support/category_of.hpp>
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#include <boost/fusion/support/is_sequence.hpp>
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#include <boost/utility/enable_if.hpp>
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namespace boost { namespace fusion
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{
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namespace result_of
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{
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template <typename Sequence, typename F>
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struct count_if
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{
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typedef int type;
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};
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}
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template <typename Sequence, typename F>
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BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
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inline typename
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enable_if<
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traits::is_sequence<Sequence>
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, int
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>::type
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count_if(Sequence const& seq, F f)
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{
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return detail::count_if(
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seq, f, typename traits::category_of<Sequence>::type());
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}
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}}
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#endif
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