libstdc++-v3/include/std/list

   1 // <list> -*- 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) 1996,1997
  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/list
  52  *  This is a Standard C++ Library header.
  53  */
  54
  55 #ifndef _GLIBCXX_LIST
  56 #define _GLIBCXX_LIST 1
  57
  58 #pragma GCC system_header
  59
  60 #include <bits/requires_hosted.h> // containers
  61
  62 #include <bits/stl_algobase.h>
  63 #include <bits/allocator.h>
  64 #include <bits/range_access.h>
  65 #include <bits/stl_list.h>
  66 #include <bits/list.tcc>
  67
  68 #ifdef _GLIBCXX_DEBUG
  69 # include <debug/list>
  70 #endif
  71
  72 #define __glibcxx_want_algorithm_default_value_type
  73 #define __glibcxx_want_allocator_traits_is_always_equal
  74 #define __glibcxx_want_erase_if
  75 #define __glibcxx_want_incomplete_container_elements
  76 #define __glibcxx_want_list_remove_return_type
  77 #define __glibcxx_want_nonmember_container_access
  78 #include <bits/version.h>
  79
  80 #if __cplusplus >= 201703L
  81 #include <bits/memory_resource.h>
  82 namespace std _GLIBCXX_VISIBILITY(default)
  83 {
  84 _GLIBCXX_BEGIN_NAMESPACE_VERSION
  85   namespace pmr
  86   {
  87     template<typename _Tp>
  88       using list = std::list<_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 && HOSTED
  95 namespace std _GLIBCXX_VISIBILITY(default)
  96 {
  97 _GLIBCXX_BEGIN_NAMESPACE_VERSION
  98   template<typename _Tp, typename _Alloc, typename _Predicate>
  99     inline typename list<_Tp, _Alloc>::size_type
 100     erase_if(list<_Tp, _Alloc>& __cont, _Predicate __pred)
 101     { return __cont.remove_if(__pred); }
 102
 103   template<typename _Tp, typename _Alloc,
 104            typename _Up _GLIBCXX26_DEF_VAL_T(_Tp)>
 105     inline typename list<_Tp, _Alloc>::size_type
 106     erase(list<_Tp, _Alloc>& __cont, const _Up& __value)
 107     {
 108       using __elem_type = typename list<_Tp, _Alloc>::value_type;
 109       return std::erase_if(__cont, [&](__elem_type& __elem) {
 110           return __elem == __value;
 111       });
 112     }
 113 _GLIBCXX_END_NAMESPACE_VERSION
 114 } // namespace std
 115 #endif // __cpp_lib_erase_if
 116
 117 #endif /* _GLIBCXX_LIST */