ceph/src/boost/boost/ratio/mpl/numeric_cast.hpp

   1 //  numeric_cast.hpp
   2 //
   3 //  (C) Copyright 2011 Vicente J. Botet Escriba
   4 //  Use, modification and distribution are subject to the Boost Software License,
   5 //  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   6 //  http://www.boost.org/LICENSE_1_0.txt).
   7 //
   8
   9 #ifndef BOOST_RATIO_MPL_NUMERIC_CAST_HPP
  10 #define BOOST_RATIO_MPL_NUMERIC_CAST_HPP
  11
  12 #include <boost/ratio/ratio.hpp>
  13 #include <boost/mpl/integral_c.hpp>
  14 #include <boost/ratio/mpl/rational_c_tag.hpp>
  15 #include <boost/mpl/numeric_cast.hpp>
  16
  17 namespace boost {
  18 namespace mpl {
  19
  20 template<> struct numeric_cast< integral_c_tag,rational_c_tag >
  21 {
  22     template< typename N > struct apply
  23         : ratio< N::value, 1 >
  24     {
  25     };
  26 };
  27
  28 }
  29 }
  30
  31 #endif  // BOOST_RATIO_MPL_NUMERIC_CAST_HPP