mingw/lib/gcc/mingw32/4.3.3/include/c++/bits/stl_raw_storage_iter.h

   1 // -*- C++ -*-
   2
   3 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
   4 // Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 2, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING.  If not, write to the Free
  19 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  20 // USA.
  21
  22 // As a special exception, you may use this file as part of a free software
  23 // library without restriction.  Specifically, if other files instantiate
  24 // templates or use macros or inline functions from this file, or you compile
  25 // this file and link it with other files to produce an executable, this
  26 // file does not by itself cause the resulting executable to be covered by
  27 // the GNU General Public License.  This exception does not however
  28 // invalidate any other reasons why the executable file might be covered by
  29 // the GNU General Public License.
  30
  31 /*
  32  *
  33  * Copyright (c) 1994
  34  * Hewlett-Packard Company
  35  *
  36  * Permission to use, copy, modify, distribute and sell this software
  37  * and its documentation for any purpose is hereby granted without fee,
  38  * provided that the above copyright notice appear in all copies and
  39  * that both that copyright notice and this permission notice appear
  40  * in supporting documentation.  Hewlett-Packard Company makes no
  41  * representations about the suitability of this software for any
  42  * purpose.  It is provided "as is" without express or implied warranty.
  43  *
  44  *
  45  * Copyright (c) 1996
  46  * Silicon Graphics Computer Systems, Inc.
  47  *
  48  * Permission to use, copy, modify, distribute and sell this software
  49  * and its documentation for any purpose is hereby granted without fee,
  50  * provided that the above copyright notice appear in all copies and
  51  * that both that copyright notice and this permission notice appear
  52  * in supporting documentation.  Silicon Graphics makes no
  53  * representations about the suitability of this software for any
  54  * purpose.  It is provided "as is" without express or implied warranty.
  55  */
  56
  57 /** @file stl_raw_storage_iter.h
  58  *  This is an internal header file, included by other library headers.
  59  *  You should not attempt to use it directly.
  60  */
  61
  62 #ifndef _STL_RAW_STORAGE_ITERATOR_H
  63 #define _STL_RAW_STORAGE_ITERATOR_H 1
  64
  65 _GLIBCXX_BEGIN_NAMESPACE(std)
  66
  67   /**
  68    *  This iterator class lets algorithms store their results into
  69    *  uninitialized memory.
  70   */
  71   template <class _OutputIterator, class _Tp>
  72     class raw_storage_iterator
  73     : public iterator<output_iterator_tag, void, void, void, void>
  74     {
  75     protected:
  76       _OutputIterator _M_iter;
  77
  78     public:
  79       explicit
  80       raw_storage_iterator(_OutputIterator __x)
  81       : _M_iter(__x) {}
  82
  83       raw_storage_iterator&
  84       operator*() { return *this; }
  85
  86       raw_storage_iterator&
  87       operator=(const _Tp& __element)
  88       {
  89         std::_Construct(&*_M_iter, __element);
  90         return *this;
  91       }
  92
  93       raw_storage_iterator<_OutputIterator, _Tp>&
  94       operator++()
  95       {
  96         ++_M_iter;
  97         return *this;
  98       }
  99
 100       raw_storage_iterator<_OutputIterator, _Tp>
 101       operator++(int)
 102       {
 103         raw_storage_iterator<_OutputIterator, _Tp> __tmp = *this;
 104         ++_M_iter;
 105         return __tmp;
 106       }
 107     };
 108
 109 _GLIBCXX_END_NAMESPACE
 110
 111 #endif