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62 lines
1.6 KiB
62 lines
1.6 KiB
// (C) Copyright 2005 Matthias Troyer |
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// Use, modification and distribution is subject to the Boost Software |
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// Authors: Matthias Troyer |
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#ifndef BOOST_MPI_DETAIL_IGNORE_OPRIMITIVE_HPP |
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#define BOOST_MPI_DETAIL_IGNORE_OPRIMITIVE_HPP |
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#include <boost/config.hpp> |
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#include <boost/mpi/datatype.hpp> |
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#include <boost/serialization/array.hpp> |
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namespace boost { namespace mpi { namespace detail { |
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/// @brief a minimal output archive, which ignores any save |
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/// |
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/// This class implements a minimal output archive, probably an output archive |
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/// archetype, doing nothing at any save. It's use, besides acting as an |
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/// archetype is as a base class to implement special archives that ignore |
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/// saving of most types |
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class ignore_oprimitive |
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{ |
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public: |
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/// a trivial default constructor |
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ignore_oprimitive() |
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{} |
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/// don't do anything when saving binary data |
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void save_binary(const void *, std::size_t ) |
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{ |
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} |
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/// don't do anything when saving arrays |
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template<class T> |
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void save_array(serialization::array<T> const&, unsigned int ) |
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{ |
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} |
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typedef is_mpi_datatype<mpl::_1> use_array_optimization; |
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#ifndef BOOST_NO_MEMBER_TEMPLATE_FRIENDS |
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friend class archive::save_access; |
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protected: |
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#else |
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public: |
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#endif |
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/// don't do anything when saving primitive types |
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template<class T> |
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void save(const T & t) |
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{ |
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} |
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}; |
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} } } // end namespace boost::mpi::detail |
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#endif // BOOST_MPI_DETAIL_IGNORE_OPRIMITIVE_HPP
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