67 lines
1.8 KiB
Plaintext
67 lines
1.8 KiB
Plaintext
/* Copyright 2003-2013 Joaquin M Lopez Munoz.
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* Distributed under the Boost Software License, Version 1.0.
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* (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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*
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* See http://www.boost.org/libs/multi_index for library home page.
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*/
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#ifndef BOOST_MULTI_INDEX_DETAIL_NODE_TYPE_HPP
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#define BOOST_MULTI_INDEX_DETAIL_NODE_TYPE_HPP
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
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#include <boost/detail/workaround.hpp>
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#include <boost/mpl/bind.hpp>
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#include <boost/mpl/reverse_iter_fold.hpp>
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#include <boost/mpl/deref.hpp>
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#include <boost/multi_index_container_fwd.hpp>
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#include <boost/multi_index/detail/header_holder.hpp>
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#include <boost/multi_index/detail/index_node_base.hpp>
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#include <boost/multi_index/detail/is_index_list.hpp>
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#include <boost/static_assert.hpp>
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namespace boost{
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namespace multi_index{
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namespace detail{
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/* MPL machinery to construct the internal node type associated to an
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* index list.
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*/
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struct index_node_applier
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{
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template<typename IndexSpecifierIterator,typename Super>
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struct apply
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{
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typedef typename mpl::deref<IndexSpecifierIterator>::type index_specifier;
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typedef typename index_specifier::
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BOOST_NESTED_TEMPLATE node_class<Super>::type type;
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};
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};
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template<typename Value,typename IndexSpecifierList,typename Allocator>
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struct multi_index_node_type
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{
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BOOST_STATIC_ASSERT(detail::is_index_list<IndexSpecifierList>::value);
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typedef typename mpl::reverse_iter_fold<
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IndexSpecifierList,
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index_node_base<Value,Allocator>,
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mpl::bind2<index_node_applier,mpl::_2,mpl::_1>
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>::type type;
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};
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} /* namespace multi_index::detail */
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} /* namespace multi_index */
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} /* namespace boost */
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#endif
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