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- //////////////////////////////////////////////////////////////////////////////
- //
- // (C) Copyright Ion Gaztanaga 2012-2016.
- // Distributed under 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)
- //
- // See http://www.boost.org/libs/move for documentation.
- //
- //////////////////////////////////////////////////////////////////////////////
- //! \file
- #ifndef BOOST_MOVE_ALGO_MOVE_HPP
- #define BOOST_MOVE_ALGO_MOVE_HPP
- #ifndef BOOST_CONFIG_HPP
- # include <boost/config.hpp>
- #endif
- #
- #if defined(BOOST_HAS_PRAGMA_ONCE)
- # pragma once
- #endif
- #include <boost/move/detail/config_begin.hpp>
- #include <boost/move/utility_core.hpp>
- #include <boost/move/detail/iterator_traits.hpp>
- #include <boost/move/detail/iterator_to_raw_pointer.hpp>
- #include <boost/core/no_exceptions_support.hpp>
- namespace boost {
- //////////////////////////////////////////////////////////////////////////////
- //
- // move
- //
- //////////////////////////////////////////////////////////////////////////////
- #if !defined(BOOST_MOVE_USE_STANDARD_LIBRARY_MOVE)
- //! <b>Effects</b>: Moves elements in the range [first,last) into the range [result,result + (last -
- //! first)) starting from first and proceeding to last. For each non-negative integer n < (last-first),
- //! performs *(result + n) = ::boost::move (*(first + n)).
- //!
- //! <b>Effects</b>: result + (last - first).
- //!
- //! <b>Requires</b>: result shall not be in the range [first,last).
- //!
- //! <b>Complexity</b>: Exactly last - first move assignments.
- template <typename I, // I models InputIterator
- typename O> // O models OutputIterator
- O move(I f, I l, O result)
- {
- while (f != l) {
- *result = ::boost::move(*f);
- ++f; ++result;
- }
- return result;
- }
- //////////////////////////////////////////////////////////////////////////////
- //
- // move_backward
- //
- //////////////////////////////////////////////////////////////////////////////
- //! <b>Effects</b>: Moves elements in the range [first,last) into the range
- //! [result - (last-first),result) starting from last - 1 and proceeding to
- //! first. For each positive integer n <= (last - first),
- //! performs *(result - n) = ::boost::move(*(last - n)).
- //!
- //! <b>Requires</b>: result shall not be in the range [first,last).
- //!
- //! <b>Returns</b>: result - (last - first).
- //!
- //! <b>Complexity</b>: Exactly last - first assignments.
- template <typename I, // I models BidirectionalIterator
- typename O> // O models BidirectionalIterator
- O move_backward(I f, I l, O result)
- {
- while (f != l) {
- --l; --result;
- *result = ::boost::move(*l);
- }
- return result;
- }
- #else
- using ::std::move_backward;
- #endif //!defined(BOOST_MOVE_USE_STANDARD_LIBRARY_MOVE)
- //////////////////////////////////////////////////////////////////////////////
- //
- // uninitialized_move
- //
- //////////////////////////////////////////////////////////////////////////////
- //! <b>Effects</b>:
- //! \code
- //! for (; first != last; ++result, ++first)
- //! new (static_cast<void*>(&*result))
- //! typename iterator_traits<ForwardIterator>::value_type(boost::move(*first));
- //! \endcode
- //!
- //! <b>Returns</b>: result
- template
- <typename I, // I models InputIterator
- typename F> // F models ForwardIterator
- F uninitialized_move(I f, I l, F r
- /// @cond
- // ,typename ::boost::move_detail::enable_if<has_move_emulation_enabled<typename boost::movelib::iterator_traits<I>::value_type> >::type* = 0
- /// @endcond
- )
- {
- typedef typename boost::movelib::iterator_traits<I>::value_type input_value_type;
- F back = r;
- BOOST_TRY{
- while (f != l) {
- void * const addr = static_cast<void*>(::boost::move_detail::addressof(*r));
- ::new(addr) input_value_type(::boost::move(*f));
- ++f; ++r;
- }
- }
- BOOST_CATCH(...){
- for (; back != r; ++back){
- boost::movelib::iterator_to_raw_pointer(back)->~input_value_type();
- }
- BOOST_RETHROW;
- }
- BOOST_CATCH_END
- return r;
- }
- /// @cond
- /*
- template
- <typename I, // I models InputIterator
- typename F> // F models ForwardIterator
- F uninitialized_move(I f, I l, F r,
- typename ::boost::move_detail::disable_if<has_move_emulation_enabled<typename boost::movelib::iterator_traits<I>::value_type> >::type* = 0)
- {
- return std::uninitialized_copy(f, l, r);
- }
- */
- /// @endcond
- } //namespace boost {
- #include <boost/move/detail/config_end.hpp>
- #endif //#ifndef BOOST_MOVE_ALGO_MOVE_HPP
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