Chris@16: /*=============================================================================
Chris@16:     Copyright (c) 2001-2011 Joel de Guzman
Chris@16:     Copyright (c) 2007 Dan Marsden
Chris@16: 
Chris@16:     Distributed under the Boost Software License, Version 1.0. (See accompanying 
Chris@16:     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: ==============================================================================*/
Chris@16: #if !defined(BOOST_FUSION_COUNT_IF_09162005_0137)
Chris@16: #define BOOST_FUSION_COUNT_IF_09162005_0137
Chris@16: 
Chris@101: #include <boost/fusion/support/config.hpp>
Chris@16: #include <boost/fusion/algorithm/query/detail/count_if.hpp>
Chris@16: #include <boost/fusion/support/category_of.hpp>
Chris@16: #include <boost/fusion/support/is_sequence.hpp>
Chris@16: #include <boost/utility/enable_if.hpp>
Chris@16: 
Chris@16: namespace boost { namespace fusion
Chris@16: {
Chris@16:     namespace result_of
Chris@16:     {
Chris@16:         template <typename Sequence, typename F>
Chris@16:         struct count_if
Chris@16:         {
Chris@16:             typedef int type;
Chris@16:         };
Chris@16:     }
Chris@16: 
Chris@16:     template <typename Sequence, typename F>
Chris@101:     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
Chris@101:     inline typename
Chris@16:         enable_if<
Chris@16:             traits::is_sequence<Sequence>
Chris@16:           , int
Chris@16:         >::type
Chris@16:     count_if(Sequence const& seq, F f)
Chris@16:     {
Chris@16:         return detail::count_if(
Chris@16:             seq, f, typename traits::category_of<Sequence>::type());
Chris@16:     }
Chris@16: }}
Chris@16: 
Chris@16: #endif
Chris@16: