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  1. // -*- C++ -*-
  2.  
  3. // Copyright (C) 2001-2013 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
  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 bits/stl_raw_storage_iter.h
  52.  *  This is an internal header file, included by other library headers.
  53.  *  Do not attempt to use it directly. @headername{memory}
  54.  */
  55.  
  56. #ifndef _STL_RAW_STORAGE_ITERATOR_H
  57. #define _STL_RAW_STORAGE_ITERATOR_H 1
  58.  
  59. namespace std _GLIBCXX_VISIBILITY(default)
  60. {
  61. _GLIBCXX_BEGIN_NAMESPACE_VERSION
  62.  
  63.   /**
  64.    *  This iterator class lets algorithms store their results into
  65.    *  uninitialized memory.
  66.   */
  67.   template <class _OutputIterator, class _Tp>
  68.     class raw_storage_iterator
  69.     : public iterator<output_iterator_tag, void, void, void, void>
  70.     {
  71.     protected:
  72.       _OutputIterator _M_iter;
  73.  
  74.     public:
  75.       explicit
  76.       raw_storage_iterator(_OutputIterator __x)
  77.       : _M_iter(__x) {}
  78.  
  79.       raw_storage_iterator&
  80.       operator*() { return *this; }
  81.  
  82.       raw_storage_iterator&
  83.       operator=(const _Tp& __element)
  84.       {
  85.         std::_Construct(std::__addressof(*_M_iter), __element);
  86.         return *this;
  87.       }
  88.  
  89.       raw_storage_iterator<_OutputIterator, _Tp>&
  90.       operator++()
  91.       {
  92.         ++_M_iter;
  93.         return *this;
  94.       }
  95.  
  96.       raw_storage_iterator<_OutputIterator, _Tp>
  97.       operator++(int)
  98.       {
  99.         raw_storage_iterator<_OutputIterator, _Tp> __tmp = *this;
  100.         ++_M_iter;
  101.         return __tmp;
  102.       }
  103.     };
  104.  
  105. _GLIBCXX_END_NAMESPACE_VERSION
  106. } // namespace
  107.  
  108. #endif
  109.