1// <deque> -*- C++ -*-
2
3// Copyright (C) 2001-2024 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/requires_hosted.h> // containers are hosted only
61
62#include <bits/stl_algobase.h>
63#include <bits/allocator.h>
64#include <bits/stl_construct.h>
65#include <bits/stl_uninitialized.h>
66#include <bits/stl_deque.h>
67#include <bits/refwrap.h>
68#include <bits/range_access.h>
69#include <bits/deque.tcc>
70
71#define __glibcxx_want_allocator_traits_is_always_equal
72#define __glibcxx_want_erase_if
73#define __glibcxx_want_nonmember_container_access
74#include <bits/version.h>
75
76#ifdef _GLIBCXX_DEBUG
77# include <debug/deque>
78#endif
79
80#if __cplusplus >= 201703L
81#include <bits/memory_resource.h>
82namespace std _GLIBCXX_VISIBILITY(default)
83{
84_GLIBCXX_BEGIN_NAMESPACE_VERSION
85 namespace pmr
86 {
87 template<typename _Tp>
88 using deque = std::deque<_Tp, polymorphic_allocator<_Tp>>;
89 } // namespace pmr
90_GLIBCXX_END_NAMESPACE_VERSION
91} // namespace std
92#endif // C++17
93
94#ifdef __cpp_lib_erase_if // C++ >= 20 && erase_if
95namespace std _GLIBCXX_VISIBILITY(default)
96{
97_GLIBCXX_BEGIN_NAMESPACE_VERSION
98
99 template<typename _Tp, typename _Alloc, typename _Predicate>
100 inline typename deque<_Tp, _Alloc>::size_type
101 erase_if(deque<_Tp, _Alloc>& __cont, _Predicate __pred)
102 {
103 using namespace __gnu_cxx;
104 _GLIBCXX_STD_C::deque<_Tp, _Alloc>& __ucont = __cont;
105 const auto __osz = __cont.size();
106 const auto __end = __ucont.end();
107 auto __removed = std::__remove_if(__ucont.begin(), __end,
108 __ops::__pred_iter(std::ref(__pred)));
109 if (__removed != __end)
110 {
111 __cont.erase(__niter_wrap(__cont.begin(), __removed),
112 __cont.end());
113 return __osz - __cont.size();
114 }
115
116 return 0;
117 }
118
119 template<typename _Tp, typename _Alloc, typename _Up>
120 inline typename deque<_Tp, _Alloc>::size_type
121 erase(deque<_Tp, _Alloc>& __cont, const _Up& __value)
122 {
123 using namespace __gnu_cxx;
124 _GLIBCXX_STD_C::deque<_Tp, _Alloc>& __ucont = __cont;
125 const auto __osz = __cont.size();
126 const auto __end = __ucont.end();
127 auto __removed = std::__remove_if(__ucont.begin(), __end,
128 __ops::__iter_equals_val(__value));
129 if (__removed != __end)
130 {
131 __cont.erase(__niter_wrap(__cont.begin(), __removed),
132 __cont.end());
133 return __osz - __cont.size();
134 }
135
136 return 0;
137 }
138_GLIBCXX_END_NAMESPACE_VERSION
139} // namespace std
140#endif // __cpp_lib_erase_if
141
142#endif /* _GLIBCXX_DEQUE */
143