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 head.hpp 44 * Contains a leaf for a patricia tree. 45 */ 46 47 #ifndef PB_DS_PAT_TRIE_IHEAD_HPP 48 #define PB_DS_PAT_TRIE_IHEAD_HPP 49 50 #include <ext/pb_ds/detail/pat_trie_/node_base.hpp> 51 #include <debug/debug.h> 52 53 namespace pb_ds 54 { 55 namespace detail 56 { 57 #define PB_DS_CLASS_T_DEC \ 58 template<typename Type_Traits, typename E_Access_Traits, \ 59 typename Metadata, typename Allocator> 60 61 #define PB_DS_CLASS_C_DEC \ 62 pat_trie_head<Type_Traits, E_Access_Traits, Metadata, Allocator> 63 64 #define PB_DS_BASE_C_DEC \ 65 pat_trie_node_base<Type_Traits, E_Access_Traits, Metadata, Allocator> 66 67 template<typename Type_Traits, 68 typename E_Access_Traits, 69 typename Metadata, 70 typename Allocator> 71 struct pat_trie_head : public PB_DS_BASE_C_DEC 72 { 73 private: 74 typedef E_Access_Traits e_access_traits; 75 76 typedef 77 typename Allocator::template rebind< 78 e_access_traits>::other::const_pointer 79 const_e_access_traits_pointer; 80 81 typedef 82 typename Allocator::template rebind< 83 PB_DS_BASE_C_DEC>::other::pointer 84 node_pointer; 85 86 #ifdef _GLIBCXX_DEBUG 87 typedef 88 typename PB_DS_BASE_C_DEC::subtree_debug_info 89 subtree_debug_info; 90 #endif 91 92 public: 93 pat_trie_head(); 94 95 #ifdef _GLIBCXX_DEBUG 96 virtual subtree_debug_info 97 assert_valid_imp(const_e_access_traits_pointer p_traits) const; 98 #endif 99 100 public: 101 node_pointer m_p_min; 102 103 node_pointer m_p_max; 104 }; 105 106 PB_DS_CLASS_T_DEC 107 PB_DS_CLASS_C_DEC:: pat_trie_head()108 pat_trie_head() : PB_DS_BASE_C_DEC(pat_trie_head_node_type) 109 { } 110 111 #ifdef _GLIBCXX_DEBUG 112 PB_DS_CLASS_T_DEC 113 typename PB_DS_CLASS_C_DEC::subtree_debug_info 114 PB_DS_CLASS_C_DEC:: assert_valid_imp(const_e_access_traits_pointer) const115 assert_valid_imp(const_e_access_traits_pointer /*p_traits*/) const 116 { 117 _GLIBCXX_DEBUG_ASSERT(false); 118 return subtree_debug_info(); 119 } 120 #endif 121 122 #undef PB_DS_CLASS_T_DEC 123 #undef PB_DS_CLASS_C_DEC 124 #undef PB_DS_BASE_C_DEC 125 126 } // namespace detail 127 } // namespace pb_ds 128 129 #endif 130 131