ceph/src/boost/libs/fusion/include/boost/fusion/adapted/boost_array/detail/begin_impl.hpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2011 Joel de Guzman
   3     Copyright (c) 2005-2006 Dan Marsden
   4
   5     Distributed under the Boost Software License, Version 1.0. (See accompanying
   6     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   7 ==============================================================================*/
   8 #if !defined(BOOST_FUSION_BEGIN_IMPL_27122005_1117)
   9 #define BOOST_FUSION_BEGIN_IMPL_27122005_1117
  10
  11 #include <boost/fusion/support/config.hpp>
  12 #include <boost/fusion/adapted/boost_array/array_iterator.hpp>
  13
  14 namespace boost { namespace fusion {
  15
  16     struct boost_array_tag;
  17
  18     namespace extension
  19     {
  20         template<typename T>
  21         struct begin_impl;
  22
  23         template <>
  24         struct begin_impl<boost_array_tag>
  25         {
  26             template <typename Sequence>
  27             struct apply
  28             {
  29                 typedef array_iterator<Sequence, 0> type;
  30
  31                 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
  32                 static type
  33                 call(Sequence& v)
  34                 {
  35                     return type(v);
  36                 }
  37             };
  38         };
  39     }
  40 }}
  41
  42 #endif