[857] | 1 | #ifndef BOOST_SERIALIZATION_DETAIL_STACH_CONSTRUCTOR_HPP
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| 2 | #define BOOST_SERIALIZATION_DETAIL_STACH_CONSTRUCTOR_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) && (_MSC_VER >= 1020)
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| 6 | # pragma once
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| 7 | #endif
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| 8 |
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| 9 | #if defined(_MSC_VER) && (_MSC_VER <= 1020)
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| 10 | # pragma warning (disable : 4786) // too long name, harmless warning
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| 11 | #endif
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| 12 |
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| 13 | /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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| 14 | // collections_load_imp.hpp: serialization for loading stl collections
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| 15 |
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| 16 | // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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| 17 | // Use, modification and distribution is subject to the Boost Software
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| 18 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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| 19 | // http://www.boost.org/LICENSE_1_0.txt)
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| 20 |
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| 21 | // See http://www.boost.org for updates, documentation, and revision history.
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| 22 |
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| 23 | #include <boost/aligned_storage.hpp>
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| 24 |
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| 25 | namespace boost{
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| 26 | namespace serialization {
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| 27 | namespace detail {
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| 28 |
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| 29 | // reserve space on stack for an object of type T without actually
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| 30 | // construction such an object
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| 31 | template<typename T >
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| 32 | struct stack_allocate
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| 33 | {
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| 34 | T * address() {
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| 35 | return static_cast<T*>(storage_.address());
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| 36 | }
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| 37 | T & reference() {
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| 38 | return * address();
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| 39 | }
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| 40 | private:
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| 41 | typedef BOOST_DEDUCED_TYPENAME boost::aligned_storage<
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| 42 | sizeof(T),
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| 43 | #if BOOST_WORKAROUND(__BORLANDC__,BOOST_TESTED_AT(0x560))
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| 44 | 8
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| 45 | #else
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| 46 | boost::alignment_of<T>::value
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| 47 | #endif
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| 48 | > type;
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| 49 | type storage_;
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| 50 | };
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| 51 |
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| 52 | // construct element on the stack
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| 53 | template<class Archive, class T>
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| 54 | struct stack_construct : public stack_allocate<T>
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| 55 | {
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| 56 | stack_construct(Archive & ar){
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| 57 | // note borland emits a no-op without the explicit namespace
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| 58 | boost::serialization::load_construct_data_adl(ar, this->address(), 0U);
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| 59 | }
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| 60 | ~stack_construct(){
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| 61 | this->address()->~T(); // undo load_construct_data above
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| 62 | }
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| 63 | };
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| 64 |
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| 65 | } // detail
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| 66 | } // serializaition
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| 67 | } // boost
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| 68 |
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| 69 | #endif // BOOST_SERIALIZATION_DETAIL_STACH_CONSTRUCTOR_HPP
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