ceph/src/boost/boost/parameter/aux_/pack/tag_keyword_arg.hpp

   1 // Copyright David Abrahams, Daniel Wallin 2003.
   2 // Distributed under the Boost Software License, Version 1.0.
   3 // (See accompanying file LICENSE_1_0.txt or copy at
   4 // http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #ifndef BOOST_PARAMETER_AUX_PACK_TAG_KEYWORD_ARG_HPP
   7 #define BOOST_PARAMETER_AUX_PACK_TAG_KEYWORD_ARG_HPP
   8
   9 #include <boost/parameter/aux_/tag.hpp>
  10 #include <boost/parameter/config.hpp>
  11
  12 namespace boost { namespace parameter { namespace aux {
  13
  14     struct tag_keyword_arg
  15     {
  16         template <typename K, typename T>
  17         struct apply
  18         {
  19             typedef typename ::boost::parameter::aux::tag<K,T>::type type;
  20         };
  21
  22 #if defined(BOOST_PARAMETER_CAN_USE_MP11)
  23         template <typename K, typename T>
  24         using fn = typename ::boost::parameter::aux::tag<K,T>::type;
  25 #endif
  26     };
  27 }}} // namespace boost::parameter::aux
  28
  29 #endif  // include guard
  30