libstdc++
left_child_next_sibling_heap_/node.hpp
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1// -*- C++ -*-
2
3// Copyright (C) 2005-2019 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 terms
7// of the GNU General Public License as published by the Free Software
8// Foundation; either version 3, or (at your option) any later
9// version.
10
11// This library is distributed in the hope that it will be useful, but
12// WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14// General Public License for more details.
15
16// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
19
20// You should have received a copy of the GNU General Public License and
21// a copy of the GCC Runtime Library Exception along with this program;
22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23// <http://www.gnu.org/licenses/>.
24
25// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
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27// Permission to use, copy, modify, sell, and distribute this software
28// is hereby granted without fee, provided that the above copyright
29// notice appears in all copies, and that both that copyright notice
30// and this permission notice appear in supporting documentation. None
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34// warranty.
35
36/**
37 * @file left_child_next_sibling_heap_/node.hpp
38 * Contains an implementation struct for this type of heap's node.
39 */
40
41#ifndef PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP
42#define PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP
43
44namespace __gnu_pbds
45{
46 namespace detail
47 {
48 /// Node.
49 template<typename _Value, typename _Metadata, typename _Alloc>
51 {
52 private:
54
55 public:
56 typedef _Value value_type;
57 typedef typename _Alloc::size_type size_type;
58 typedef _Metadata metadata_type;
59
60 typedef typename _Alloc::template rebind<this_type>::other::pointer node_pointer;
61
62 value_type m_value;
63 metadata_type m_metadata;
64 node_pointer m_p_l_child;
65 node_pointer m_p_next_sibling;
66 node_pointer m_p_prev_or_parent;
67 };
68
69 template<typename _Value, typename _Alloc>
70 struct left_child_next_sibling_heap_node_<_Value, null_type, _Alloc>
71 {
72 private:
74
75 public:
76 typedef _Value value_type;
77 typedef typename _Alloc::size_type size_type;
78
79 typedef typename _Alloc::template rebind<this_type>::other::pointer node_pointer;
80
81 value_type m_value;
82 node_pointer m_p_l_child;
83 node_pointer m_p_next_sibling;
84 node_pointer m_p_prev_or_parent;
85 };
86
87 } // namespace detail
88} // namespace __gnu_pbds
89
90#endif // #ifndef PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP
GNU extensions for policy-based data structures for public use.
Represents no type, or absence of type, for template tricks.