ceph/src/boost/libs/python/include/boost/python/tuple.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 TUPLE_20020706_HPP
   6 #define TUPLE_20020706_HPP
   7
   8 # include <boost/python/detail/prefix.hpp>
   9
  10 #include <boost/python/object.hpp>
  11 #include <boost/python/converter/pytype_object_mgr_traits.hpp>
  12 #include <boost/preprocessor/enum_params.hpp>
  13 #include <boost/preprocessor/repetition/enum_binary_params.hpp>
  14
  15 namespace boost { namespace python {
  16
  17 namespace detail
  18 {
  19   struct BOOST_PYTHON_DECL tuple_base : object
  20   {
  21    protected:
  22       tuple_base();
  23       tuple_base(object_cref sequence);
  24
  25       BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS(tuple_base, object)
  26
  27    private:
  28       static detail::new_reference call(object const&);
  29   };
  30 }
  31
  32 class tuple : public detail::tuple_base
  33 {
  34     typedef detail::tuple_base base;
  35  public:
  36     tuple() {}
  37
  38     template <class T>
  39     explicit tuple(T const& sequence)
  40         : base(object(sequence))
  41     {
  42     }
  43
  44  public: // implementation detail -- for internal use only
  45     BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS(tuple, base)
  46 };
  47
  48 //
  49 // Converter Specializations    // $$$ JDG $$$ moved here to prevent
  50 //                              // G++ bug complaining specialization
  51                                 // provided after instantiation
  52 namespace converter
  53 {
  54   template <>
  55   struct object_manager_traits<tuple>
  56       : pytype_object_manager_traits<&PyTuple_Type,tuple>
  57   {
  58   };
  59 }
  60
  61 // for completeness
  62 inline tuple make_tuple() { return tuple(); }
  63
  64 # define BOOST_PP_ITERATION_PARAMS_1 (3, (1, BOOST_PYTHON_MAX_ARITY, <boost/python/detail/make_tuple.hpp>))
  65 # include BOOST_PP_ITERATE()
  66
  67 }}  // namespace boost::python
  68
  69 #endif
  70