libstdc++
deque
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1 // <deque> -*- C++ -*-
2 
3 // Copyright (C) 2001-2020 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
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10 
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU 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 /*
26  *
27  * Copyright (c) 1994
28  * Hewlett-Packard Company
29  *
30  * Permission to use, copy, modify, distribute and sell this software
31  * and its documentation for any purpose is hereby granted without fee,
32  * provided that the above copyright notice appear in all copies and
33  * that both that copyright notice and this permission notice appear
34  * in supporting documentation. Hewlett-Packard Company makes no
35  * representations about the suitability of this software for any
36  * purpose. It is provided "as is" without express or implied warranty.
37  *
38  *
39  * Copyright (c) 1997
40  * Silicon Graphics Computer Systems, Inc.
41  *
42  * Permission to use, copy, modify, distribute and sell this software
43  * and its documentation for any purpose is hereby granted without fee,
44  * provided that the above copyright notice appear in all copies and
45  * that both that copyright notice and this permission notice appear
46  * in supporting documentation. Silicon Graphics makes no
47  * representations about the suitability of this software for any
48  * purpose. It is provided "as is" without express or implied warranty.
49  */
50 
51 /** @file include/deque
52  * This is a Standard C++ Library header.
53  */
54 
55 #ifndef _GLIBCXX_DEQUE
56 #define _GLIBCXX_DEQUE 1
57 
58 #pragma GCC system_header
59 
60 #include <bits/stl_algobase.h>
61 #if __cplusplus > 201703L
62 # include <bits/stl_algo.h> // For remove and remove_if
63 #endif // C++20
64 #include <bits/allocator.h>
65 #include <bits/stl_construct.h>
66 #include <bits/stl_uninitialized.h>
67 #include <bits/stl_deque.h>
68 #include <bits/range_access.h>
69 #include <bits/deque.tcc>
70 
71 #ifdef _GLIBCXX_DEBUG
72 # include <debug/deque>
73 #endif
74 
75 #if __cplusplus >= 201703L
76 namespace std _GLIBCXX_VISIBILITY(default)
77 {
78 _GLIBCXX_BEGIN_NAMESPACE_VERSION
79  namespace pmr
80  {
81  template<typename _Tp> class polymorphic_allocator;
82  template<typename _Tp>
83  using deque = std::deque<_Tp, polymorphic_allocator<_Tp>>;
84  } // namespace pmr
85 _GLIBCXX_END_NAMESPACE_VERSION
86 } // namespace std
87 #endif // C++17
88 
89 #if __cplusplus > 201703L
90 namespace std _GLIBCXX_VISIBILITY(default)
91 {
92 _GLIBCXX_BEGIN_NAMESPACE_VERSION
93 
94 #define __cpp_lib_erase_if 202002L
95 
96  template<typename _Tp, typename _Alloc, typename _Predicate>
97  inline typename deque<_Tp, _Alloc>::size_type
98  erase_if(deque<_Tp, _Alloc>& __cont, _Predicate __pred)
99  {
100  const auto __osz = __cont.size();
101  __cont.erase(std::remove_if(__cont.begin(), __cont.end(), __pred),
102  __cont.end());
103  return __osz - __cont.size();
104  }
105 
106  template<typename _Tp, typename _Alloc, typename _Up>
107  inline typename deque<_Tp, _Alloc>::size_type
108  erase(deque<_Tp, _Alloc>& __cont, const _Up& __value)
109  {
110  const auto __osz = __cont.size();
111  __cont.erase(std::remove(__cont.begin(), __cont.end(), __value),
112  __cont.end());
113  return __osz - __cont.size();
114  }
115 _GLIBCXX_END_NAMESPACE_VERSION
116 } // namespace std
117 #endif // C++20
118 
119 #endif /* _GLIBCXX_DEQUE */