1// -*- C++ -*-
2
3// Copyright (C) 2005 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 2, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14// GNU General Public License for more details.
15
16// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING.  If not, write to the Free
18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19// USA.
20
21// As a special exception, you may use this file as part of a free software
22// library without restriction.  Specifically, if other files instantiate
23// templates or use macros or inline functions from this file, or you compile
24// this file and link it with other files to produce an executable, this
25// file does not by itself cause the resulting executable to be covered by
26// the GNU General Public License.  This exception does not however
27// invalidate any other reasons why the executable file might be covered by
28// the GNU General Public License.
29
30// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
31
32// Permission to use, copy, modify, sell, and distribute this software
33// is hereby granted without fee, provided that the above copyright
34// notice appears in all copies, and that both that copyright notice and
35// this permission notice appear in supporting documentation. None of
36// the above authors, nor IBM Haifa Research Laboratories, make any
37// representation about the suitability of this software for any
38// purpose. It is provided "as is" without express or implied warranty.
39
40/**
41 * @file node.hpp
42 * Contains an implementation for rb_tree_.
43 */
44
45#ifndef RB_TREE_NODE_HPP
46#define RB_TREE_NODE_HPP
47
48namespace pb_assoc
49{
50
51  namespace detail
52  {
53
54    template<class Value_Type, class Allocator>
55    struct rb_tree_node_
56    {
57    public:
58      typedef
59      typename Allocator::template rebind<
60	rb_tree_node_<
61	Value_Type,
62	Allocator> >::other::pointer
63      node_pointer;
64
65    public:
66      inline bool
67      special_dec_check() const
68      {
69	return (m_red);
70      }
71
72    public:
73      node_pointer m_p_left;
74      node_pointer m_p_right;
75
76      node_pointer m_p_parent;
77
78      typedef Value_Type value_type;
79
80      value_type m_value;
81
82      bool m_red;
83    };
84
85  } // namespace detail
86
87} // namespace pb_assoc
88
89#endif // #ifndef RB_TREE_NODE_HPP
90