Merge commit '4ebe6417a5fce5f0994fc0c31bebf732be96a07c' as 'boost'

boost/libs/mpi/src/python/serialize.cpp

@@ -0,0 +1,79 @@
+// (C) Copyright 2006 Douglas Gregor <doug.gregor -at- gmail.com>
+
+// Use, modification and distribution is subject to the Boost Software
+// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+//  Authors: Douglas Gregor
+
+/** @file serialize.cpp
+ *
+ *  This file provides Boost.Serialization support for Python objects.
+ */
+#include <boost/mpi/python/serialize.hpp>
+#include <boost/mpi/python/skeleton_and_content.hpp>
+#include <boost/mpi.hpp>
+
+namespace boost { namespace python {
+
+struct pickle::data_t {
+  object module;
+  object dumps;
+  object loads;
+};
+
+
+/// Data used for communicating with the Python `pickle' module.
+pickle::data_t* pickle::data;
+
+str pickle::dumps(object obj, int protocol)
+{
+  if (!data) initialize_data();
+  return extract<str>((data->dumps)(obj, protocol));
+}
+
+object pickle::loads(str s)
+{
+  if (!data) initialize_data();
+  return ((data->loads)(s));
+}
+
+void pickle::initialize_data()
+{
+  data = new data_t;
+  data->module = object(handle<>(PyImport_ImportModule("pickle")));
+  data->dumps = data->module.attr("dumps");
+  data->loads = data->module.attr("loads");
+}
+
+} } // end namespace boost::python
+
+BOOST_PYTHON_DIRECT_SERIALIZATION_ARCHIVE_IMPL(
+  ::boost::mpi::packed_iarchive,
+  ::boost::mpi::packed_oarchive)
+
+namespace boost { namespace mpi { namespace python { namespace detail {
+
+  boost::python::object skeleton_proxy_base_type; 
+
+  // A map from Python type objects to skeleton/content handlers
+  typedef std::map<PyTypeObject*, skeleton_content_handler>
+    skeleton_content_handlers_type;
+
+  BOOST_MPI_PYTHON_DECL skeleton_content_handlers_type skeleton_content_handlers;
+
+  bool
+  skeleton_and_content_handler_registered(PyTypeObject* type)
+  {
+    return 
+      skeleton_content_handlers.find(type) != skeleton_content_handlers.end();
+  }
+
+  void 
+  register_skeleton_and_content_handler(PyTypeObject* type, 
+                                        const skeleton_content_handler& handler)
+  {
+    skeleton_content_handlers[type] = handler;
+  }
+
+} } } } // end namespace boost::mpi::python::detail