ceph/src/boost/libs/tti/include/boost/tti/detail/dlambda.hpp

   1
   2 //  (C) Copyright Edward Diener 2012,2013
   3 //  Use, modification and distribution are subject to the Boost Software License,
   4 //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   5 //  http://www.boost.org/LICENSE_1_0.txt).
   6
   7 #if !defined(BOOST_TTI_DETAIL_LAMBDA_HPP)
   8 #define BOOST_TTI_DETAIL_LAMBDA_HPP
   9
  10 #include <boost/mpl/or.hpp>
  11 #include <boost/tti/detail/dmetafunc.hpp>
  12 #include <boost/tti/detail/dplaceholder.hpp>
  13 #include <boost/tti/gen/namespace_gen.hpp>
  14
  15 namespace boost
  16   {
  17   namespace tti
  18     {
  19     namespace detail
  20       {
  21       template <class BOOST_TTI_DETAIL_TP_T>
  22       struct is_lambda_expression :
  23         boost::mpl::or_
  24           <
  25           BOOST_TTI_NAMESPACE::detail::is_metafunction_class<BOOST_TTI_DETAIL_TP_T>,
  26           BOOST_TTI_NAMESPACE::detail::is_placeholder_expression<BOOST_TTI_DETAIL_TP_T>
  27           >
  28         {
  29         };
  30       }
  31     }
  32   }
  33
  34 #endif // BOOST_TTI_DETAIL_LAMBDA_HPP