]>
Commit | Line | Data |
---|---|---|
7c673cae FG |
1 | // (C) Copyright 2005 Matthias Troyer |
2 | ||
3 | // Use, modification and distribution is subject to the Boost Software | |
4 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
5 | // http://www.boost.org/LICENSE_1_0.txt) | |
6 | ||
7 | // Authors: Matthias Troyer | |
8 | ||
9 | #ifndef BOOST_MPI_DETAIL_CONTENT_OARCHIVE_HPP | |
10 | #define BOOST_MPI_DETAIL_CONTENT_OARCHIVE_HPP | |
11 | ||
12 | #include <boost/archive/detail/auto_link_archive.hpp> | |
13 | #include <boost/archive/basic_archive.hpp> | |
14 | #include <boost/mpi/detail/ignore_skeleton_oarchive.hpp> | |
15 | #include <boost/mpi/detail/mpi_datatype_primitive.hpp> | |
16 | #include <boost/mpi/datatype.hpp> | |
17 | #include <boost/archive/detail/register_archive.hpp> | |
18 | ||
19 | namespace boost { namespace mpi { | |
20 | ||
21 | namespace detail { | |
22 | // an archive wrapper that stores only the data members but not the | |
23 | // special types defined by the serialization library | |
24 | // to define the data skeletons (classes, pointers, container sizes, ...) | |
25 | ||
26 | class BOOST_MPI_DECL content_oarchive | |
27 | : public mpi_datatype_primitive, | |
28 | public ignore_skeleton_oarchive<content_oarchive> | |
29 | { | |
30 | public: | |
31 | content_oarchive() | |
32 | : committed(false) | |
33 | {} | |
34 | ||
35 | content get_content() | |
36 | { | |
37 | if (!committed) | |
38 | { | |
39 | // create the content holder only once | |
40 | c=this->get_mpi_datatype(); | |
41 | committed=true; | |
42 | } | |
43 | return c; | |
44 | } | |
45 | ||
46 | private: | |
47 | bool committed; | |
48 | content c; | |
49 | }; | |
50 | } // end namespace detail | |
51 | ||
52 | template <class T> | |
53 | const content get_content(const T& x) | |
54 | { | |
55 | detail::content_oarchive ar; | |
56 | ar << x; | |
57 | return ar.get_content(); | |
58 | } | |
59 | ||
60 | } } // end namespace boost::mpi | |
61 | ||
62 | // required by export | |
63 | BOOST_SERIALIZATION_REGISTER_ARCHIVE(boost::mpi::detail::content_oarchive) | |
64 | BOOST_SERIALIZATION_REGISTER_ARCHIVE(boost::mpi::detail::ignore_skeleton_oarchive<boost::mpi::detail::content_oarchive>) | |
65 | BOOST_SERIALIZATION_USE_ARRAY_OPTIMIZATION(boost::mpi::detail::content_oarchive) | |
66 | #endif // BOOST_MPI_DETAIL_CONTENT_OARCHIVE_HPP |