ceph/src/boost/libs/fusion/include/boost/fusion/sequence/comparison/equal_to.hpp

   1 /*=============================================================================
   2     Copyright (c) 1999-2003 Jaakko Jarvi
   3     Copyright (c) 2001-2011 Joel de Guzman
   4
   5     Distributed under the Boost Software License, Version 1.0. (See accompanying
   6     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   7 ==============================================================================*/
   8 #if !defined(FUSION_EQUAL_TO_05052005_0431)
   9 #define FUSION_EQUAL_TO_05052005_0431
  10
  11 #include <boost/fusion/support/config.hpp>
  12 #include <boost/fusion/sequence/intrinsic/begin.hpp>
  13 #include <boost/fusion/sequence/intrinsic/end.hpp>
  14 #include <boost/fusion/sequence/intrinsic/size.hpp>
  15 #include <boost/fusion/sequence/comparison/detail/equal_to.hpp>
  16 #include <boost/fusion/sequence/comparison/enable_comparison.hpp>
  17 #include <boost/config.hpp>
  18
  19 #if defined (BOOST_MSVC)
  20 #  pragma warning(push)
  21 #  pragma warning (disable: 4100) // unreferenced formal parameter
  22 #endif
  23
  24 namespace boost { namespace fusion
  25 {
  26     template <typename Seq1, typename Seq2>
  27     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
  28     inline bool
  29     equal_to(Seq1 const& a, Seq2 const& b)
  30     {
  31         return result_of::size<Seq1>::value == result_of::size<Seq2>::value
  32             && detail::sequence_equal_to<
  33             Seq1 const, Seq2 const
  34             , result_of::size<Seq1>::value == result_of::size<Seq2>::value>::
  35             call(fusion::begin(a), fusion::begin(b));
  36     }
  37
  38     namespace operators
  39     {
  40         template <typename Seq1, typename Seq2>
  41         BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
  42         inline typename
  43             boost::enable_if<
  44                 traits::enable_equality<Seq1, Seq2>
  45               , bool
  46             >::type
  47         operator==(Seq1 const& a, Seq2 const& b)
  48         {
  49             return fusion::equal_to(a, b);
  50         }
  51     }
  52     using operators::operator==;
  53 }}
  54
  55 #if defined (BOOST_MSVC)
  56 #  pragma warning(pop)
  57 #endif
  58
  59 #endif