libstdc++-v3/include/profile/forward_list

   1 // <forward_list> -*- C++ -*-
   2
   3 // Copyright (C) 2010 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 #ifndef __GXX_EXPERIMENTAL_CXX0X__
  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     public:
  50       typedef typename _Base::size_type             size_type;
  51
  52     public:
  53       // 23.2.3.1 construct/copy/destroy:
  54       explicit
  55       forward_list(const _Alloc& __al = _Alloc())
  56       : _Base(__al) { }
  57
  58       forward_list(const forward_list& __list, const _Alloc& __al)
  59       : _Base(__list, __al)
  60       { }
  61
  62       forward_list(forward_list&& __list, const _Alloc& __al)
  63       : _Base(std::move(__list), __al)
  64       { }
  65
  66       explicit
  67       forward_list(size_type __n)
  68       : _Base(__n)
  69       { }
  70
  71       forward_list(size_type __n, const _Tp& __value,
  72                    const _Alloc& __al = _Alloc())
  73       : _Base(__n, __value, __al)
  74       { }
  75
  76       template<typename _InputIterator>
  77         forward_list(_InputIterator __first, _InputIterator __last,
  78                      const _Alloc& __al = _Alloc())
  79         : _Base(__first, __last, __al)
  80         { }
  81
  82       forward_list(const forward_list& __list)
  83       : _Base(__list)
  84       { }
  85
  86       forward_list(forward_list&& __list)
  87       : _Base(std::move(__list)) { }
  88
  89       forward_list(std::initializer_list<_Tp> __il,
  90                    const _Alloc& __al = _Alloc())
  91       : _Base(__il, __al)
  92       { }
  93
  94       ~forward_list()
  95       { }
  96
  97       forward_list&
  98       operator=(const forward_list& __list)
  99       {
 100         static_cast<_Base&>(*this) = __list;
 101         return *this;
 102       }
 103
 104       forward_list&
 105       operator=(forward_list&& __list)
 106       {
 107         // NB: DR 1204.
 108         // NB: DR 675.
 109         _Base::clear();
 110         _Base::swap(__list);
 111         return *this;
 112       }
 113
 114       forward_list&
 115       operator=(std::initializer_list<_Tp> __il)
 116       {
 117         static_cast<_Base&>(*this) = __il;
 118         return *this;
 119       }
 120
 121       _Base&
 122       _M_base()       { return *this; }
 123
 124       const _Base&
 125       _M_base() const { return *this; }
 126     };
 127
 128   template<typename _Tp, typename _Alloc>
 129     inline bool
 130     operator==(const forward_list<_Tp, _Alloc>& __lx,
 131                const forward_list<_Tp, _Alloc>& __ly)
 132     { return __lx._M_base() == __ly._M_base(); }
 133
 134   template<typename _Tp, typename _Alloc>
 135     inline bool
 136     operator<(const forward_list<_Tp, _Alloc>& __lx,
 137               const forward_list<_Tp, _Alloc>& __ly)
 138     { return __lx._M_base() < __ly._M_base(); }
 139
 140   template<typename _Tp, typename _Alloc>
 141     inline bool
 142     operator!=(const forward_list<_Tp, _Alloc>& __lx,
 143                const forward_list<_Tp, _Alloc>& __ly)
 144     { return !(__lx == __ly); }
 145
 146   /// Based on operator<
 147   template<typename _Tp, typename _Alloc>
 148     inline bool
 149     operator>(const forward_list<_Tp, _Alloc>& __lx,
 150               const forward_list<_Tp, _Alloc>& __ly)
 151     { return (__ly < __lx); }
 152
 153   /// Based on operator<
 154   template<typename _Tp, typename _Alloc>
 155     inline bool
 156     operator>=(const forward_list<_Tp, _Alloc>& __lx,
 157                const forward_list<_Tp, _Alloc>& __ly)
 158     { return !(__lx < __ly); }
 159
 160   /// Based on operator<
 161   template<typename _Tp, typename _Alloc>
 162     inline bool
 163     operator<=(const forward_list<_Tp, _Alloc>& __lx,
 164                const forward_list<_Tp, _Alloc>& __ly)
 165     { return !(__ly < __lx); }
 166
 167   /// See std::forward_list::swap().
 168   template<typename _Tp, typename _Alloc>
 169     inline void
 170     swap(forward_list<_Tp, _Alloc>& __lx,
 171          forward_list<_Tp, _Alloc>& __ly)
 172     { __lx.swap(__ly); }
 173
 174 } // namespace __profile
 175 } // namespace std
 176
 177 #endif // __GXX_EXPERIMENTAL_CXX0X__
 178
 179 #endif