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4569a895 AT |
1 | // -*- C++ -*- |
2 | ||
aa118a03 | 3 | // Copyright (C) 2005-2014 Free Software Foundation, Inc. |
4569a895 AT |
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 | |
748086b7 | 8 | // Foundation; either version 3, or (at your option) any later |
4569a895 AT |
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 | ||
748086b7 JJ |
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. | |
4569a895 | 19 | |
748086b7 JJ |
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/>. | |
4569a895 AT |
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 | /** | |
a345e45d | 37 | * @file left_child_next_sibling_heap_/constructors_destructor_fn_imps.hpp |
4569a895 AT |
38 | * Contains an implementation class for left_child_next_sibling_heap_. |
39 | */ | |
40 | ||
41 | PB_DS_CLASS_T_DEC | |
42 | typename PB_DS_CLASS_C_DEC::node_allocator | |
43 | PB_DS_CLASS_C_DEC::s_node_allocator; | |
44 | ||
45 | PB_DS_CLASS_T_DEC | |
46 | typename PB_DS_CLASS_C_DEC::no_throw_copies_t | |
47 | PB_DS_CLASS_C_DEC::s_no_throw_copies_ind; | |
48 | ||
49 | PB_DS_CLASS_T_DEC | |
50 | PB_DS_CLASS_C_DEC:: | |
a345e45d | 51 | left_child_next_sibling_heap() : |
8fc81078 | 52 | m_p_root(0), |
4569a895 AT |
53 | m_size(0) |
54 | { | |
f5886803 | 55 | PB_DS_ASSERT_VALID((*this)) |
8fafc2d3 | 56 | } |
4569a895 AT |
57 | |
58 | PB_DS_CLASS_T_DEC | |
59 | PB_DS_CLASS_C_DEC:: | |
a345e45d | 60 | left_child_next_sibling_heap(const Cmp_Fn& r_cmp_fn) : |
4569a895 | 61 | Cmp_Fn(r_cmp_fn), |
8fc81078 | 62 | m_p_root(0), |
4569a895 AT |
63 | m_size(0) |
64 | { | |
f5886803 | 65 | PB_DS_ASSERT_VALID((*this)) |
8fafc2d3 | 66 | } |
4569a895 AT |
67 | |
68 | PB_DS_CLASS_T_DEC | |
69 | PB_DS_CLASS_C_DEC:: | |
a345e45d | 70 | left_child_next_sibling_heap(const PB_DS_CLASS_C_DEC& other) |
8fc81078 | 71 | : Cmp_Fn(other), m_p_root(0), m_size(0) |
4569a895 AT |
72 | { |
73 | m_size = other.m_size; | |
f5886803 | 74 | PB_DS_ASSERT_VALID(other) |
8fafc2d3 | 75 | m_p_root = recursive_copy_node(other.m_p_root); |
4569a895 | 76 | m_size = other.m_size; |
f5886803 | 77 | PB_DS_ASSERT_VALID((*this)) |
8fafc2d3 | 78 | } |
4569a895 AT |
79 | |
80 | PB_DS_CLASS_T_DEC | |
81 | void | |
82 | PB_DS_CLASS_C_DEC:: | |
83 | swap(PB_DS_CLASS_C_DEC& other) | |
84 | { | |
f5886803 FD |
85 | PB_DS_ASSERT_VALID((*this)) |
86 | PB_DS_ASSERT_VALID(other) | |
8fafc2d3 | 87 | value_swap(other); |
4569a895 | 88 | std::swap((Cmp_Fn& )(*this), (Cmp_Fn& )other); |
f5886803 FD |
89 | PB_DS_ASSERT_VALID((*this)) |
90 | PB_DS_ASSERT_VALID(other) | |
8fafc2d3 | 91 | } |
4569a895 AT |
92 | |
93 | PB_DS_CLASS_T_DEC | |
94 | void | |
95 | PB_DS_CLASS_C_DEC:: | |
96 | value_swap(PB_DS_CLASS_C_DEC& other) | |
97 | { | |
98 | std::swap(m_p_root, other.m_p_root); | |
4569a895 AT |
99 | std::swap(m_size, other.m_size); |
100 | } | |
101 | ||
102 | PB_DS_CLASS_T_DEC | |
103 | PB_DS_CLASS_C_DEC:: | |
a345e45d | 104 | ~left_child_next_sibling_heap() |
4569a895 AT |
105 | { |
106 | clear(); | |
107 | } | |
108 | ||
109 | PB_DS_CLASS_T_DEC | |
110 | typename PB_DS_CLASS_C_DEC::node_pointer | |
111 | PB_DS_CLASS_C_DEC:: | |
a345e45d | 112 | recursive_copy_node(node_const_pointer p_nd) |
4569a895 | 113 | { |
8fc81078 PC |
114 | if (p_nd == 0) |
115 | return (0); | |
4569a895 AT |
116 | |
117 | node_pointer p_ret = s_node_allocator.allocate(1); | |
118 | ||
bc2631e0 | 119 | __try |
4569a895 AT |
120 | { |
121 | new (p_ret) node(*p_nd); | |
122 | } | |
bc2631e0 | 123 | __catch(...) |
4569a895 AT |
124 | { |
125 | s_node_allocator.deallocate(p_ret, 1); | |
8fafc2d3 | 126 | __throw_exception_again; |
4569a895 AT |
127 | } |
128 | ||
129 | p_ret->m_p_l_child = p_ret->m_p_next_sibling = | |
8fc81078 | 130 | p_ret->m_p_prev_or_parent = 0; |
4569a895 | 131 | |
bc2631e0 | 132 | __try |
4569a895 AT |
133 | { |
134 | p_ret->m_p_l_child = recursive_copy_node(p_nd->m_p_l_child); | |
4569a895 AT |
135 | p_ret->m_p_next_sibling = recursive_copy_node(p_nd->m_p_next_sibling); |
136 | } | |
bc2631e0 | 137 | __catch(...) |
4569a895 AT |
138 | { |
139 | clear_imp(p_ret); | |
8fafc2d3 | 140 | __throw_exception_again; |
4569a895 AT |
141 | } |
142 | ||
8fc81078 | 143 | if (p_ret->m_p_l_child != 0) |
4569a895 AT |
144 | p_ret->m_p_l_child->m_p_prev_or_parent = p_ret; |
145 | ||
8fc81078 | 146 | if (p_ret->m_p_next_sibling != 0) |
4569a895 | 147 | p_ret->m_p_next_sibling->m_p_prev_or_parent = |
8fc81078 | 148 | p_nd->m_p_next_sibling->m_p_prev_or_parent == p_nd ? p_ret : 0; |
4569a895 | 149 | |
8fafc2d3 | 150 | return p_ret; |
4569a895 AT |
151 | } |
152 |