1 // -*- C++ -*- 2 3 // Copyright (C) 2005-2013 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. 26 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 31 // of the above authors, nor IBM Haifa Research Laboratories, make any 32 // representation about the suitability of this software for any 33 // purpose. It is provided "as is" without express or implied 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 44 namespace __gnu_pbds 45 { 46 namespace detail 47 { 48 /// Node. 49 template<typename _Value, typename _Metadata, typename _Alloc> 50 struct left_child_next_sibling_heap_node_ 51 { 52 private: 53 typedef left_child_next_sibling_heap_node_<_Value, _Metadata, _Alloc> this_type; 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: 73 typedef left_child_next_sibling_heap_node_<_Value, null_type, _Alloc> this_type; 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 91