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
24namespace 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
60

source code of include/boost/fusion/sequence/comparison/equal_to.hpp