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80 lines
2 KiB
C++
80 lines
2 KiB
C++
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/////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2007-2013
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//
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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/intrusive for documentation.
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_INTRUSIVE_TREE_NODE_HPP
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#define BOOST_INTRUSIVE_TREE_NODE_HPP
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#ifndef BOOST_CONFIG_HPP
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# include <boost/config.hpp>
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#endif
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#if defined(BOOST_HAS_PRAGMA_ONCE)
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# pragma once
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#endif
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#include <boost/intrusive/detail/config_begin.hpp>
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#include <boost/intrusive/pointer_rebind.hpp>
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namespace boost {
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namespace intrusive {
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template<class VoidPointer>
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struct tree_node
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{
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typedef typename pointer_rebind<VoidPointer, tree_node>::type node_ptr;
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node_ptr parent_, left_, right_;
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};
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template<class VoidPointer>
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struct tree_node_traits
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{
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typedef tree_node<VoidPointer> node;
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typedef typename node::node_ptr node_ptr;
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typedef typename pointer_rebind<VoidPointer, const node>::type const_node_ptr;
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static node_ptr get_parent(const const_node_ptr & n)
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{ return n->parent_; }
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static node_ptr get_parent(const node_ptr & n)
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{ return n->parent_; }
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static void set_parent(const node_ptr & n, const node_ptr & p)
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{ n->parent_ = p; }
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static node_ptr get_left(const const_node_ptr & n)
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{ return n->left_; }
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static node_ptr get_left(const node_ptr & n)
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{ return n->left_; }
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static void set_left(const node_ptr & n, const node_ptr & l)
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{ n->left_ = l; }
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static node_ptr get_right(const const_node_ptr & n)
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{ return n->right_; }
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static node_ptr get_right(const node_ptr & n)
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{ return n->right_; }
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static void set_right(const node_ptr & n, const node_ptr & r)
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{ n->right_ = r; }
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};
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} //namespace intrusive
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} //namespace boost
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#include <boost/intrusive/detail/config_end.hpp>
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#endif //BOOST_INTRUSIVE_TREE_NODE_HPP
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