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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 binomial_heap_.hpp | |
44 | * Contains an implementation class for a binomial heap. | |
45 | */ | |
46 | ||
47 | /* | |
48 | * Binomial heap. | |
49 | * Vuillemin J is the mastah. | |
50 | * Modified from CLRS. | |
51 | */ | |
52 | ||
53 | #ifdef PB_DS_BINOMIAL_HEAP_DEBUG_ | |
54 | #include <cassert> | |
55 | #endif // #ifdef PB_DS_BINOMIAL_HEAP_DEBUG_ | |
56 | #include <ext/pb_ds/detail/cond_dealtor.hpp> | |
57 | #include <ext/pb_ds/detail/type_utils.hpp> | |
58 | #include <ext/pb_ds/detail/binomial_heap_base_/binomial_heap_base_.hpp> | |
59 | ||
60 | namespace pb_ds | |
61 | { | |
62 | namespace detail | |
63 | { | |
64 | ||
65 | #ifdef PB_DS_BINOMIAL_HEAP_DEBUG_ | |
66 | #define PB_DS_DBG_ASSERT(X) assert(X) | |
67 | #define PB_DS_DBG_VERIFY(X) assert(X) | |
68 | #define PB_DS_DBG_ONLY(X) X | |
69 | #else // #ifdef PB_DS_BINOMIAL_HEAP_DEBUG_ | |
70 | #define PB_DS_DBG_ASSERT(X) | |
71 | #define PB_DS_DBG_VERIFY(X) {if((X)==0);} | |
72 | #define PB_DS_DBG_ONLY(X) ; | |
73 | #endif // #ifdef PB_DS_BINOMIAL_HEAP_DEBUG_ | |
74 | ||
75 | #define PB_DS_CLASS_T_DEC \ | |
76 | template<typename Value_Type, class Cmp_Fn, class Allocator> | |
77 | ||
78 | #define PB_DS_CLASS_C_DEC \ | |
79 | binomial_heap_< \ | |
80 | Value_Type, \ | |
81 | Cmp_Fn, \ | |
82 | Allocator> | |
83 | ||
84 | #define PB_DS_BASE_C_DEC \ | |
85 | binomial_heap_base_< \ | |
86 | Value_Type, \ | |
87 | Cmp_Fn, \ | |
88 | Allocator> | |
89 | ||
90 | /** | |
91 | * class description = "8y|\|0|\/|i41 h34p 74813"> | |
92 | **/ | |
93 | template<typename Value_Type, class Cmp_Fn, class Allocator> | |
94 | class binomial_heap_ : public PB_DS_BASE_C_DEC | |
95 | { | |
96 | ||
97 | private: | |
98 | typedef PB_DS_BASE_C_DEC base_type; | |
99 | ||
100 | typedef typename base_type::node_pointer node_pointer; | |
101 | ||
102 | typedef typename base_type::const_node_pointer const_node_pointer; | |
103 | ||
104 | public: | |
105 | ||
106 | typedef typename Allocator::size_type size_type; | |
107 | ||
108 | typedef typename Allocator::difference_type difference_type; | |
109 | ||
110 | typedef Value_Type value_type; | |
111 | ||
112 | typedef typename base_type::pointer pointer; | |
113 | ||
114 | typedef typename base_type::const_pointer const_pointer; | |
115 | ||
116 | typedef typename base_type::reference reference; | |
117 | ||
118 | typedef typename base_type::const_reference const_reference; | |
119 | ||
120 | typedef typename base_type::const_point_iterator const_point_iterator; | |
121 | ||
122 | typedef typename base_type::point_iterator point_iterator; | |
123 | ||
124 | typedef typename base_type::const_iterator const_iterator; | |
125 | ||
126 | typedef typename base_type::iterator iterator; | |
127 | ||
128 | typedef typename base_type::cmp_fn cmp_fn; | |
129 | ||
130 | typedef typename base_type::allocator allocator; | |
131 | ||
132 | public: | |
133 | ||
134 | binomial_heap_(); | |
135 | ||
136 | binomial_heap_(const Cmp_Fn& r_cmp_fn); | |
137 | ||
138 | binomial_heap_(const PB_DS_CLASS_C_DEC& other); | |
139 | ||
140 | ~binomial_heap_(); | |
141 | ||
142 | protected: | |
143 | #ifdef PB_DS_BINOMIAL_HEAP_DEBUG_ | |
144 | ||
145 | void | |
146 | assert_valid() const; | |
147 | ||
148 | #endif // #ifdef PB_DS_BINOMIAL_HEAP_DEBUG_ | |
149 | }; | |
150 | ||
151 | #include <ext/pb_ds/detail/binomial_heap_/constructors_destructor_fn_imps.hpp> | |
152 | #include <ext/pb_ds/detail/binomial_heap_/debug_fn_imps.hpp> | |
153 | ||
154 | #undef PB_DS_CLASS_C_DEC | |
155 | ||
156 | #undef PB_DS_CLASS_T_DEC | |
157 | ||
158 | #undef PB_DS_BASE_C_DEC | |
159 | ||
160 | #undef PB_DS_DBG_ASSERT | |
161 | #undef PB_DS_DBG_VERIFY | |
162 | #undef PB_DS_DBG_ONLY | |
163 | ||
164 | } // namespace detail | |
165 | } // namespace pb_ds |