ceph/src/boost/boost/python/object/function.hpp

   1 // Copyright David Abrahams 2001.
   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 FUNCTION_DWA20011214_HPP
   6 # define FUNCTION_DWA20011214_HPP
   7
   8 # include <boost/python/detail/prefix.hpp>
   9 # include <boost/python/args_fwd.hpp>
  10 # include <boost/python/handle.hpp>
  11 # include <boost/function/function2.hpp>
  12 # include <boost/python/object_core.hpp>
  13 # include <boost/python/object/py_function.hpp>
  14
  15 namespace boost { namespace python { namespace objects {
  16
  17
  18 struct BOOST_PYTHON_DECL function : PyObject
  19 {
  20     function(
  21         py_function const&
  22         , python::detail::keyword const* names_and_defaults
  23         , unsigned num_keywords);
  24
  25     ~function();
  26
  27     PyObject* call(PyObject*, PyObject*) const;
  28
  29     // Add an attribute to the name_space with the given name. If it is
  30     // a function object (this class), and an existing function is
  31     // already there, add it as an overload.
  32     static void add_to_namespace(
  33         object const& name_space, char const* name, object const& attribute);
  34
  35     static void add_to_namespace(
  36         object const& name_space, char const* name, object const& attribute, char const* doc);
  37
  38     object const& doc() const;
  39     void doc(object const& x);
  40
  41     object const& name() const;
  42
  43     object const& get_namespace() const { return m_namespace; }
  44
  45  private: // helper functions
  46     object signature(bool show_return_type=false) const;
  47     object signatures(bool show_return_type=false) const;
  48     void argument_error(PyObject* args, PyObject* keywords) const;
  49     void add_overload(handle<function> const&);
  50
  51  private: // data members
  52     py_function m_fn;
  53     handle<function> m_overloads;
  54     object m_name;
  55     object m_namespace;
  56     object m_doc;
  57     object m_arg_names;
  58     unsigned m_nkeyword_values;
  59     friend class function_doc_signature_generator;
  60 };
  61
  62 //
  63 // implementations
  64 //
  65 inline object const& function::doc() const
  66 {
  67     return this->m_doc;
  68 }
  69
  70 inline void function::doc(object const& x)
  71 {
  72     this->m_doc = x;
  73 }
  74
  75 inline object const& function::name() const
  76 {
  77     return this->m_name;
  78 }
  79
  80 }}} // namespace boost::python::objects
  81
  82 #endif // FUNCTION_DWA20011214_HPP