ceph/src/boost/boost/fusion/iterator/detail/adapt_deref_traits.hpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2011 Joel de Guzman
   3
   4     Distributed under the Boost Software License, Version 1.0. (See accompanying
   5     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 ==============================================================================*/
   7 #if !defined(FUSION_ADAPT_DEREF_TRAITS_05062005_0900)
   8 #define FUSION_ADAPT_DEREF_TRAITS_05062005_0900
   9
  10 #include <boost/fusion/support/config.hpp>
  11 #include <boost/fusion/iterator/deref.hpp>
  12
  13 namespace boost { namespace fusion { namespace detail
  14 {
  15     struct adapt_deref_traits
  16     {
  17         template <typename Iterator>
  18         struct apply
  19         {
  20             typedef typename
  21                 result_of::deref<typename Iterator::first_type>::type
  22             type;
  23
  24             BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
  25             static type
  26             call(Iterator const& i)
  27             {
  28                 return *i.first;
  29             }
  30         };
  31     };
  32 }}}
  33
  34 #endif
  35
  36