ceph/src/boost/boost/python/detail/value_is_xxx.hpp

   1 // Copyright David Abrahams 2003.
   2 // Distributed under the Boost Software License, Version 1.0. (See
   3 // accompanying file LICENSE_1_0.txt or copy at
   4 // http://www.boost.org/LICENSE_1_0.txt)
   5 #ifndef VALUE_IS_XXX_DWA2003224_HPP
   6 # define VALUE_IS_XXX_DWA2003224_HPP
   7
   8 # include <boost/config.hpp>
   9 # include <boost/mpl/bool.hpp>
  10 # include <boost/preprocessor/enum_params.hpp>
  11
  12 # include <boost/python/detail/type_traits.hpp>
  13 #  include <boost/python/detail/is_xxx.hpp>
  14
  15 namespace boost { namespace python { namespace detail {
  16
  17 #  define BOOST_PYTHON_VALUE_IS_XXX_DEF(name, qualified_name, nargs)    \
  18 template <class X_>                                                     \
  19 struct value_is_##name                                                  \
  20 {                                                                       \
  21     BOOST_PYTHON_IS_XXX_DEF(name,qualified_name,nargs)                  \
  22     BOOST_STATIC_CONSTANT(bool, value = is_##name<                      \
  23                                typename remove_cv<                      \
  24                                   typename remove_reference<X_>::type   \
  25                                >::type                                  \
  26                            >::value);                                   \
  27     typedef mpl::bool_<value> type;                                     \
  28                                                                         \
  29 };
  30
  31 }}} // namespace boost::python::detail
  32
  33 #endif // VALUE_IS_XXX_DWA2003224_HPP