104 lines
3.2 KiB
C++
104 lines
3.2 KiB
C++
|
#ifndef BOOST_ALGORITHM_RG071801_HPP
|
||
|
|
#define BOOST_ALGORITHM_RG071801_HPP
|
||
|
|
|
||
|
|
//
|
||
|
|
//
|
||
|
|
// Copyright (c) 1994
|
||
|
|
// Hewlett-Packard Company
|
||
|
|
//
|
||
|
|
// Permission to use, copy, modify, distribute and sell this software
|
||
|
|
// and its documentation for any purpose is hereby granted without fee,
|
||
|
|
// provided that the above copyright notice appear in all copies and
|
||
|
|
// that both that copyright notice and this permission notice appear
|
||
|
|
// in supporting documentation. Hewlett-Packard Company makes no
|
||
|
|
// representations about the suitability of this software for any
|
||
|
|
// purpose. It is provided "as is" without express or implied warranty.
|
||
|
|
//
|
||
|
|
//
|
||
|
|
// Copyright (c) 1996-1998
|
||
|
|
// Silicon Graphics Computer Systems, Inc.
|
||
|
|
//
|
||
|
|
// Permission to use, copy, modify, distribute and sell this software
|
||
|
|
// and its documentation for any purpose is hereby granted without fee,
|
||
|
|
// provided that the above copyright notice appear in all copies and
|
||
|
|
// that both that copyright notice and this permission notice appear
|
||
|
|
// in supporting documentation. Silicon Graphics makes no
|
||
|
|
// representations about the suitability of this software for any
|
||
|
|
// purpose. It is provided "as is" without express or implied warranty.
|
||
|
|
//
|
||
|
|
|
||
|
|
// Copyright 2002 The Trustees of Indiana University.
|
||
|
|
|
||
|
|
// Use, modification and distribution is subject to the Boost Software
|
||
|
|
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
|
||
|
|
// http://www.boost.org/LICENSE_1_0.txt)
|
||
|
|
|
||
|
|
// Boost.MultiArray Library
|
||
|
|
// Authors: Ronald Garcia
|
||
|
|
// Jeremy Siek
|
||
|
|
// Andrew Lumsdaine
|
||
|
|
// See http://www.boost.org/libs/multi_array for documentation.
|
||
|
|
|
||
|
|
|
||
|
|
#include "boost/iterator.hpp"
|
||
|
|
|
||
|
|
namespace boost {
|
||
|
|
namespace detail {
|
||
|
|
namespace multi_array {
|
||
|
|
//--------------------------------------------------
|
||
|
|
// copy_n (not part of the C++ standard)
|
||
|
|
#if 1
|
||
|
|
|
||
|
|
template <class InputIter, class Size, class OutputIter>
|
||
|
|
OutputIter copy_n(InputIter first, Size count,
|
||
|
|
OutputIter result) {
|
||
|
|
for ( ; count > 0; --count) {
|
||
|
|
*result = *first;
|
||
|
|
++first;
|
||
|
|
++result;
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
#else // !1
|
||
|
|
|
||
|
|
template <class InputIter, class Size, class OutputIter>
|
||
|
|
OutputIter copy_n__(InputIter first, Size count,
|
||
|
|
OutputIter result,
|
||
|
|
std::input_iterator_tag) {
|
||
|
|
for ( ; count > 0; --count) {
|
||
|
|
*result = *first;
|
||
|
|
++first;
|
||
|
|
++result;
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class RAIter, class Size, class OutputIter>
|
||
|
|
inline OutputIter
|
||
|
|
copy_n__(RAIter first, Size count,
|
||
|
|
OutputIter result,
|
||
|
|
std::random_access_iterator_tag) {
|
||
|
|
RAIter last = first + count;
|
||
|
|
return std::copy(first, last, result);
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class InputIter, class Size, class OutputIter>
|
||
|
|
inline OutputIter
|
||
|
|
copy_n__(InputIter first, Size count, OutputIter result) {
|
||
|
|
typedef typename std::iterator_traits<InputIter>::iterator_category cat;
|
||
|
|
return copy_n__(first, count, result, cat());
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class InputIter, class Size, class OutputIter>
|
||
|
|
inline OutputIter
|
||
|
|
copy_n(InputIter first, Size count, OutputIter result) {
|
||
|
|
return copy_n__(first, count, result);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // 1
|
||
|
|
} // namespace multi_array
|
||
|
|
} // namespace detail
|
||
|
|
} // namespace boost
|
||
|
|
|
||
|
|
#endif // BOOST_ALGORITHM_RG071801_HPP
|