74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
#ifndef BOOST_SERIALIZATION_DETAIL_STACH_CONSTRUCTOR_HPP
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#define BOOST_SERIALIZATION_DETAIL_STACH_CONSTRUCTOR_HPP
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// MS compatible compilers support #pragma once
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#if defined(_MSC_VER) && (_MSC_VER >= 1020)
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# pragma once
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#endif
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#if defined(_MSC_VER) && (_MSC_VER <= 1020)
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# pragma warning (disable : 4786) // too long name, harmless warning
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#endif
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// collections_load_imp.hpp: serialization for loading stl collections
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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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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// See http://www.boost.org for updates, documentation, and revision history.
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#include <boost/aligned_storage.hpp>
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namespace boost{
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namespace serialization {
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namespace detail {
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// reserve space on stack for an object of type T without actually
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// construction such an object
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template<typename T >
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struct stack_allocate
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{
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T * address() {
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return static_cast<T*>(storage_.address());
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}
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T & reference() {
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return * address();
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}
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private:
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typedef BOOST_DEDUCED_TYPENAME boost::aligned_storage<
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sizeof(T),
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#if BOOST_WORKAROUND(__BORLANDC__,BOOST_TESTED_AT(0x560))
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8
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#else
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boost::alignment_of<T>::value
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#endif
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> type;
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type storage_;
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};
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// construct element on the stack
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template<class Archive, class T>
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struct stack_construct : public stack_allocate<T>
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{
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stack_construct(Archive & ar, const unsigned int version){
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// note borland emits a no-op without the explicit namespace
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boost::serialization::load_construct_data_adl(
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ar,
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this->address(),
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version
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);
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}
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~stack_construct(){
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this->address()->~T(); // undo load_construct_data above
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}
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};
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} // detail
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} // serializaition
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} // boost
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#endif // BOOST_SERIALIZATION_DETAIL_STACH_CONSTRUCTOR_HPP
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