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