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4569a895 AT |
1 | // -*- C++ -*- |
2 | ||
8d9254fc | 3 | // Copyright (C) 2005-2020 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 gp_hash_table_map_/erase_fn_imps.hpp |
4569a895 AT |
38 | * Contains implementations of gp_ht_map_'s erase related functions. |
39 | */ | |
40 | ||
574dfb67 JW |
41 | #ifdef PB_DS_CLASS_C_DEC |
42 | ||
4569a895 AT |
43 | PB_DS_CLASS_T_DEC |
44 | inline void | |
45 | PB_DS_CLASS_C_DEC:: | |
46 | erase_entry(entry_pointer p_e) | |
47 | { | |
47bea7b8 | 48 | _GLIBCXX_DEBUG_ASSERT(p_e->m_stat = valid_entry_status); |
551fe1a2 | 49 | _GLIBCXX_DEBUG_ONLY(debug_base::erase_existing(PB_DS_V2F(p_e->m_value));) |
4569a895 | 50 | p_e->m_value.~value_type(); |
4569a895 | 51 | p_e->m_stat = erased_entry_status; |
47bea7b8 | 52 | _GLIBCXX_DEBUG_ASSERT(m_num_used_e > 0); |
4569a895 AT |
53 | resize_base::notify_erased(--m_num_used_e); |
54 | } | |
55 | ||
56 | PB_DS_CLASS_T_DEC | |
57 | void | |
58 | PB_DS_CLASS_C_DEC:: | |
59 | clear() | |
60 | { | |
61 | for (size_type pos = 0; pos < m_num_e; ++pos) | |
62 | { | |
3441f106 | 63 | entry_pointer p_e = &m_entries[pos]; |
4569a895 AT |
64 | if (p_e->m_stat == valid_entry_status) |
65 | erase_entry(p_e); | |
66 | } | |
4569a895 | 67 | do_resize_if_needed_no_throw(); |
4569a895 AT |
68 | resize_base::notify_cleared(); |
69 | } | |
70 | ||
71 | PB_DS_CLASS_T_DEC | |
72 | template<typename Pred> | |
73 | inline typename PB_DS_CLASS_C_DEC::size_type | |
74 | PB_DS_CLASS_C_DEC:: | |
75 | erase_if(Pred pred) | |
76 | { | |
f5886803 | 77 | PB_DS_ASSERT_VALID((*this)) |
3441f106 | 78 | size_type num_ersd = 0; |
4569a895 AT |
79 | for (size_type pos = 0; pos < m_num_e; ++pos) |
80 | { | |
3441f106 | 81 | entry_pointer p_e = &m_entries[pos]; |
4569a895 AT |
82 | if (p_e->m_stat == valid_entry_status) |
83 | if (pred(p_e->m_value)) | |
84 | { | |
85 | ++num_ersd; | |
4569a895 AT |
86 | erase_entry(p_e); |
87 | } | |
88 | } | |
89 | ||
90 | do_resize_if_needed_no_throw(); | |
f5886803 | 91 | PB_DS_ASSERT_VALID((*this)) |
3441f106 | 92 | return num_ersd; |
4569a895 AT |
93 | } |
94 | ||
95 | PB_DS_CLASS_T_DEC | |
96 | inline bool | |
97 | PB_DS_CLASS_C_DEC:: | |
a345e45d | 98 | erase(key_const_reference r_key) |
3441f106 | 99 | { return erase_imp(r_key, traits_base::m_store_extra_indicator); } |
4569a895 AT |
100 | |
101 | #include <ext/pb_ds/detail/gp_hash_table_map_/erase_no_store_hash_fn_imps.hpp> | |
102 | #include <ext/pb_ds/detail/gp_hash_table_map_/erase_store_hash_fn_imps.hpp> | |
574dfb67 | 103 | #endif |