libstdc++-v3/include/profile/forward_list

   1 // <forward_list> -*- C++ -*-
   2
   3 // Copyright (C) 2010-2014 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 /** @file profile/forward_list
  26  *  This file is a GNU debug extension to the Standard C++ Library.
  27  */
  28
  29 #ifndef _GLIBCXX_PROFILE_FORWARD_LIST
  30 #define _GLIBCXX_PROFILE_FORWARD_LIST 1
  31
  32 #if __cplusplus < 201103L
  33 # include <bits/c++0x_warning.h>
  34 #else
  35
  36 #include <forward_list>
  37
  38 namespace std _GLIBCXX_VISIBILITY(default)
  39 {
  40 namespace __profile
  41 {
  42   /// Class std::forward_list wrapper with performance instrumentation.
  43   template<typename _Tp, typename _Alloc = std::allocator<_Tp> >
  44     class forward_list
  45     : public _GLIBCXX_STD_C::forward_list<_Tp, _Alloc>
  46     {
  47       typedef _GLIBCXX_STD_C::forward_list<_Tp, _Alloc> _Base;
  48
  49       typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
  50         rebind<_GLIBCXX_STD_C::_Fwd_list_node<_Tp>>::other _Node_alloc_type;
  51
  52       typedef __gnu_cxx::__alloc_traits<_Node_alloc_type> _Node_alloc_traits;
  53
  54     public:
  55       typedef typename _Base::size_type             size_type;
  56
  57       // 23.2.3.1 construct/copy/destroy:
  58       explicit
  59       forward_list(const _Alloc& __al = _Alloc())
  60       : _Base(__al) { }
  61
  62       forward_list(const forward_list& __list, const _Alloc& __al)
  63       : _Base(__list, __al)
  64       { }
  65
  66       forward_list(forward_list&& __list, const _Alloc& __al)
  67       : _Base(std::move(__list), __al)
  68       { }
  69
  70       explicit
  71       forward_list(size_type __n, const _Alloc& __al = _Alloc())
  72       : _Base(__n, __al)
  73       { }
  74
  75       forward_list(size_type __n, const _Tp& __value,
  76                    const _Alloc& __al = _Alloc())
  77       : _Base(__n, __value, __al)
  78       { }
  79
  80       template<typename _InputIterator,
  81                typename = std::_RequireInputIter<_InputIterator>>
  82         forward_list(_InputIterator __first, _InputIterator __last,
  83                      const _Alloc& __al = _Alloc())
  84         : _Base(__first, __last, __al)
  85         { }
  86
  87       forward_list(const forward_list& __list)
  88       : _Base(__list)
  89       { }
  90
  91       forward_list(forward_list&& __list) noexcept
  92       : _Base(std::move(__list)) { }
  93
  94       forward_list(std::initializer_list<_Tp> __il,
  95                    const _Alloc& __al = _Alloc())
  96       : _Base(__il, __al)
  97       { }
  98
  99       ~forward_list() noexcept
 100       { }
 101
 102       forward_list&
 103       operator=(const forward_list& __list)
 104       {
 105         static_cast<_Base&>(*this) = __list;
 106         return *this;
 107       }
 108
 109       forward_list&
 110       operator=(forward_list&& __list)
 111       noexcept(_Node_alloc_traits::_S_nothrow_move())
 112       {
 113         static_cast<_Base&>(*this) = std::move(__list);
 114         return *this;
 115       }
 116
 117       forward_list&
 118       operator=(std::initializer_list<_Tp> __il)
 119       {
 120         static_cast<_Base&>(*this) = __il;
 121         return *this;
 122       }
 123
 124       _Base&
 125       _M_base() noexcept       { return *this; }
 126
 127       const _Base&
 128       _M_base() const noexcept { return *this; }
 129     };
 130
 131   template<typename _Tp, typename _Alloc>
 132     inline bool
 133     operator==(const forward_list<_Tp, _Alloc>& __lx,
 134                const forward_list<_Tp, _Alloc>& __ly)
 135     { return __lx._M_base() == __ly._M_base(); }
 136
 137   template<typename _Tp, typename _Alloc>
 138     inline bool
 139     operator<(const forward_list<_Tp, _Alloc>& __lx,
 140               const forward_list<_Tp, _Alloc>& __ly)
 141     { return __lx._M_base() < __ly._M_base(); }
 142
 143   template<typename _Tp, typename _Alloc>
 144     inline bool
 145     operator!=(const forward_list<_Tp, _Alloc>& __lx,
 146                const forward_list<_Tp, _Alloc>& __ly)
 147     { return !(__lx == __ly); }
 148
 149   /// Based on operator<
 150   template<typename _Tp, typename _Alloc>
 151     inline bool
 152     operator>(const forward_list<_Tp, _Alloc>& __lx,
 153               const forward_list<_Tp, _Alloc>& __ly)
 154     { return (__ly < __lx); }
 155
 156   /// Based on operator<
 157   template<typename _Tp, typename _Alloc>
 158     inline bool
 159     operator>=(const forward_list<_Tp, _Alloc>& __lx,
 160                const forward_list<_Tp, _Alloc>& __ly)
 161     { return !(__lx < __ly); }
 162
 163   /// Based on operator<
 164   template<typename _Tp, typename _Alloc>
 165     inline bool
 166     operator<=(const forward_list<_Tp, _Alloc>& __lx,
 167                const forward_list<_Tp, _Alloc>& __ly)
 168     { return !(__ly < __lx); }
 169
 170   /// See std::forward_list::swap().
 171   template<typename _Tp, typename _Alloc>
 172     inline void
 173     swap(forward_list<_Tp, _Alloc>& __lx,
 174          forward_list<_Tp, _Alloc>& __ly)
 175     { __lx.swap(__ly); }
 176
 177 } // namespace __profile
 178 } // namespace std
 179
 180 #endif // C++11
 181
 182 #endif