| /*============================================================================= |
| Copyright (c) 2001-2011 Joel de Guzman |
| |
| 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) |
| ==============================================================================*/ |
| #if !defined(FUSION_COPY_02162011_2308) |
| #define FUSION_COPY_02162011_2308 |
| |
| #include <boost/fusion/sequence/intrinsic/begin.hpp> |
| #include <boost/fusion/sequence/intrinsic/end.hpp> |
| #include <boost/fusion/sequence/intrinsic/size.hpp> |
| #include <boost/fusion/sequence/comparison/detail/equal_to.hpp> |
| #include <boost/config.hpp> |
| #include <boost/static_assert.hpp> |
| |
| #if defined (BOOST_MSVC) |
| # pragma warning(push) |
| # pragma warning (disable: 4100) // unreferenced formal parameter |
| #endif |
| |
| namespace boost { namespace fusion |
| { |
| namespace detail |
| { |
| template <typename Seq1, typename Seq2> |
| struct sequence_copy |
| { |
| typedef typename result_of::end<Seq1>::type end1_type; |
| typedef typename result_of::end<Seq2>::type end2_type; |
| |
| template <typename I1, typename I2> |
| static void |
| call(I1 const&, I2 const&, mpl::true_) |
| { |
| } |
| |
| template <typename I1, typename I2> |
| static void |
| call(I1 const& src, I2 const& dest, mpl::false_) |
| { |
| *dest = *src; |
| call(fusion::next(src), fusion::next(dest)); |
| } |
| |
| template <typename I1, typename I2> |
| static void |
| call(I1 const& src, I2 const& dest) |
| { |
| typename result_of::equal_to<I1, end1_type>::type eq; |
| return call(src, dest, eq); |
| } |
| }; |
| } |
| |
| template <typename Seq1, typename Seq2> |
| inline void |
| copy(Seq1 const& src, Seq2& dest) |
| { |
| BOOST_STATIC_ASSERT( |
| result_of::size<Seq1>::value == result_of::size<Seq2>::value); |
| |
| detail::sequence_copy< |
| Seq1 const, Seq2>:: |
| call(fusion::begin(src), fusion::begin(dest)); |
| } |
| }} |
| |
| #if defined (BOOST_MSVC) |
| # pragma warning(pop) |
| #endif |
| |
| #endif |