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_LESS_05052005_0432)
9#define FUSION_LESS_05052005_0432
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/less.hpp>
16#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
17
18namespace boost { namespace fusion
19{
20 template <typename Seq1, typename Seq2>
21 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
22 inline bool
23 less(Seq1 const& a, Seq2 const& b)
24 {
25 return detail::sequence_less<Seq1 const, Seq2 const>::
26 call(fusion::begin(a), fusion::begin(b));
27 }
28
29 namespace operators
30 {
31 template <typename Seq1, typename Seq2>
32 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
33 inline typename
34 boost::enable_if<
35 traits::enable_comparison<Seq1, Seq2>
36 , bool
37 >::type
38 operator<(Seq1 const& a, Seq2 const& b)
39 {
40 return fusion::less(a, b);
41 }
42 }
43 using operators::operator<;
44}}
45
46#endif
47