ceph/src/boost/libs/python/include/boost/python/implicit.hpp

   1 // Copyright David Abrahams 2002.
   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 IMPLICIT_DWA2002325_HPP
   6 # define IMPLICIT_DWA2002325_HPP
   7
   8 # include <boost/python/detail/prefix.hpp>
   9 # include <boost/type.hpp>
  10 # include <boost/python/converter/implicit.hpp>
  11 # include <boost/python/converter/registry.hpp>
  12 #ifndef BOOST_PYTHON_NO_PY_SIGNATURES
  13 # include <boost/python/converter/pytype_function.hpp>
  14 #endif
  15 # include <boost/python/type_id.hpp>
  16
  17 namespace boost { namespace python {
  18
  19 template <class Source, class Target>
  20 void implicitly_convertible(boost::type<Source>* = 0, boost::type<Target>* = 0)
  21 {
  22     typedef converter::implicit<Source,Target> functions;
  23
  24     converter::registry::push_back(
  25           &functions::convertible
  26         , &functions::construct
  27         , type_id<Target>()
  28 #ifndef BOOST_PYTHON_NO_PY_SIGNATURES
  29         , &converter::expected_from_python_type_direct<Source>::get_pytype
  30 #endif
  31         );
  32 }
  33
  34 }} // namespace boost::python
  35
  36 #endif // IMPLICIT_DWA2002325_HPP