ceph/src/boost/libs/convert/include/boost/convert/detail/char.hpp

   1 // Copyright (c) 2009-2016 Vladimir Batov.
   2 // Use, modification and distribution are subject to the Boost Software License,
   3 // Version 1.0. See http://www.boost.org/LICENSE_1_0.txt.
   4
   5 #ifndef BOOST_CONVERT_DETAIL_IS_CHAR_HPP
   6 #define BOOST_CONVERT_DETAIL_IS_CHAR_HPP
   7
   8 #include <boost/mpl/bool.hpp>
   9 #include <boost/type_traits/remove_const.hpp>
  10
  11 namespace boost { namespace cnv
  12 {
  13     namespace detail
  14     {
  15         template<typename T> struct is_char          : mpl::false_ {};
  16         template<>           struct is_char<char>    : mpl:: true_ {};
  17         template<>           struct is_char<wchar_t> : mpl:: true_ {};
  18     }
  19     template <typename T> struct is_char : detail::is_char<typename remove_const<T>::type> {};
  20 }}
  21
  22 #endif // BOOST_CONVERT_DETAIL_IS_CHAR_HPP
  23