1 // -*- C++ -*- 2 3 // Copyright (C) 2005, 2006 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 2, 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 // You should have received a copy of the GNU General Public License 17 // along with this library; see the file COPYING. If not, write to 18 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 19 // MA 02111-1307, USA. 20 21 // As a special exception, you may use this file as part of a free 22 // software library without restriction. Specifically, if other files 23 // instantiate templates or use macros or inline functions from this 24 // file, or you compile this file and link it with other files to 25 // produce an executable, this file does not by itself cause the 26 // resulting executable to be covered by the GNU General Public 27 // License. This exception does not however invalidate any other 28 // reasons why the executable file might be covered by the GNU General 29 // Public License. 30 31 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 32 33 // Permission to use, copy, modify, sell, and distribute this software 34 // is hereby granted without fee, provided that the above copyright 35 // notice appears in all copies, and that both that copyright notice 36 // and this permission notice appear in supporting documentation. None 37 // of the above authors, nor IBM Haifa Research Laboratories, make any 38 // representation about the suitability of this software for any 39 // purpose. It is provided "as is" without express or implied 40 // warranty. 41 42 /** 43 * @file node.hpp 44 * Contains an implementation struct for this type of heap's node. 45 */ 46 47 #ifndef PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP 48 #define PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP 49 50 #include <ext/pb_ds/detail/left_child_next_sibling_heap_/null_metadata.hpp> 51 52 namespace pb_ds 53 { 54 namespace detail 55 { 56 57 template<typename Value_Type, typename Metadata_Type, class Allocator> 58 struct left_child_next_sibling_heap_node_ 59 { 60 private: 61 typedef 62 left_child_next_sibling_heap_node_< 63 Value_Type, 64 Metadata_Type, 65 Allocator> 66 this_type; 67 68 public: 69 typedef typename Allocator::size_type size_type; 70 71 typedef 72 typename Allocator::template rebind< 73 this_type>::other::pointer 74 node_pointer; 75 76 typedef Value_Type value_type; 77 78 typedef Metadata_Type metadata_type; 79 80 public: 81 value_type m_value; 82 83 metadata_type m_metadata; 84 85 node_pointer m_p_l_child; 86 87 node_pointer m_p_next_sibling; 88 89 node_pointer m_p_prev_or_parent; 90 }; 91 92 template<typename Value_Type, class Allocator> 93 struct left_child_next_sibling_heap_node_< 94 Value_Type, 95 null_left_child_next_sibling_heap_node_metadata, 96 Allocator> 97 { 98 private: 99 typedef 100 left_child_next_sibling_heap_node_< 101 Value_Type, 102 null_left_child_next_sibling_heap_node_metadata, 103 Allocator> 104 this_type; 105 106 public: 107 typedef typename Allocator::size_type size_type; 108 109 typedef 110 typename Allocator::template rebind< 111 this_type>::other::pointer 112 node_pointer; 113 114 typedef Value_Type value_type; 115 116 public: 117 value_type m_value; 118 119 node_pointer m_p_l_child; 120 121 node_pointer m_p_next_sibling; 122 123 node_pointer m_p_prev_or_parent; 124 }; 125 126 } // namespace detail 127 } // namespace pb_ds 128 129 #endif // #ifndef PB_DS_LEFT_CHILD_NEXT_SIBLING_HEAP_NODE_HPP 130