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1 #ifndef BOOST_SERIALIZATION_UNIQUE_PTR_HPP
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2 #define BOOST_SERIALIZATION_UNIQUE_PTR_HPP
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3
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4 // MS compatible compilers support #pragma once
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5 #if defined(_MSC_VER)
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6 # pragma once
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7 #endif
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8
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9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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10 // unique_ptr.hpp:
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11
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12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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13 // Use, modification and distribution is subject to the Boost Software
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14 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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15 // http://www.boost.org/LICENSE_1_0.txt)
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16
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17 // See http://www.boost.org for updates, documentation, and revision history.
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18 #include <memory>
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19 #include <boost/serialization/split_free.hpp>
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20 #include <boost/serialization/nvp.hpp>
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21
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22 namespace boost {
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23 namespace serialization {
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24
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25 /////////////////////////////////////////////////////////////
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26 // implement serialization for unique_ptr< T >
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27 // note: this must be added to the boost namespace in order to
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28 // be called by the library
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29 template<class Archive, class T>
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30 inline void save(
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31 Archive & ar,
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32 const std::unique_ptr< T > &t,
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33 const unsigned int file_version
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34 ){
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35 // only the raw pointer has to be saved
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36 // the ref count is rebuilt automatically on load
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37 const T * const tx = t.get();
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38 ar << BOOST_SERIALIZATION_NVP(tx);
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39 }
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40
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41 template<class Archive, class T>
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42 inline void load(
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43 Archive & ar,
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44 std::unique_ptr< T > &t,
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45 const unsigned int file_version
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46 ){
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47 T *tx;
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48 ar >> BOOST_SERIALIZATION_NVP(tx);
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49 // note that the reset automagically maintains the reference count
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50 t.reset(tx);
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51 }
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52
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53 // split non-intrusive serialization function member into separate
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54 // non intrusive save/load member functions
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55 template<class Archive, class T>
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56 inline void serialize(
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57 Archive & ar,
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58 std::unique_ptr< T > &t,
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59 const unsigned int file_version
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60 ){
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61 boost::serialization::split_free(ar, t, file_version);
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62 }
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63
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64 } // namespace serialization
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65 } // namespace boost
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66
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67
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68 #endif // BOOST_SERIALIZATION_UNIQUE_PTR_HPP
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