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1 | /*============================================================================= |
2 | Copyright (c) 2001-2011 Joel de Guzman | |
3 | ||
4 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
5 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
6 | ==============================================================================*/ | |
7 | #if !defined(BOOST_FUSION_TAG_OF_09112011_1842) | |
8 | #define BOOST_FUSION_TAG_OF_09112011_1842 | |
9 | ||
10 | #include <boost/fusion/support/config.hpp> | |
11 | #include <tuple> | |
12 | #include <boost/fusion/support/tag_of_fwd.hpp> | |
13 | ||
14 | namespace boost { namespace fusion | |
15 | { | |
16 | struct std_tuple_tag; | |
17 | struct fusion_sequence_tag; | |
18 | ||
19 | namespace traits | |
20 | { | |
21 | template <typename... Elements> | |
22 | struct tag_of<std::tuple<Elements...>> | |
23 | { | |
24 | typedef std_tuple_tag type; | |
25 | }; | |
26 | } | |
27 | }} | |
28 | ||
29 | namespace boost { namespace mpl | |
30 | { | |
31 | template <typename> | |
32 | struct sequence_tag; | |
33 | ||
34 | template <typename... Elements> | |
35 | struct sequence_tag<std::tuple<Elements...>> | |
36 | { | |
37 | typedef fusion::fusion_sequence_tag type; | |
38 | }; | |
39 | ||
40 | template <typename... Elements> | |
41 | struct sequence_tag<std::tuple<Elements...> const> | |
42 | { | |
43 | typedef fusion::fusion_sequence_tag type; | |
44 | }; | |
45 | }} | |
46 | ||
47 | #endif |