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1 | |
2 | #ifndef BOOST_MPL_BEGIN_END_HPP_INCLUDED | |
3 | #define BOOST_MPL_BEGIN_END_HPP_INCLUDED | |
4 | ||
5 | // Copyright Aleksey Gurtovoy 2000-2004 | |
6 | // | |
7 | // Distributed under the Boost Software License, Version 1.0. | |
8 | // (See accompanying file LICENSE_1_0.txt or copy at | |
9 | // http://www.boost.org/LICENSE_1_0.txt) | |
10 | // | |
11 | // See http://www.boost.org/libs/mpl for documentation. | |
12 | ||
13 | // $Id$ | |
14 | // $Date$ | |
15 | // $Revision$ | |
16 | ||
17 | #include <boost/mpl/begin_end_fwd.hpp> | |
18 | #include <boost/mpl/aux_/begin_end_impl.hpp> | |
19 | #include <boost/mpl/sequence_tag.hpp> | |
20 | #include <boost/mpl/aux_/na_spec.hpp> | |
21 | #include <boost/mpl/aux_/lambda_support.hpp> | |
22 | ||
23 | namespace boost { namespace mpl { | |
24 | ||
25 | // agurt, 13/sep/02: switched from inheritance to typedef; MSVC is more | |
26 | // happy this way (less ETI-related errors), and it doesn't affect | |
27 | // anything else | |
28 | template< | |
29 | typename BOOST_MPL_AUX_NA_PARAM(Sequence) | |
30 | > | |
31 | struct begin | |
32 | { | |
33 | typedef typename sequence_tag<Sequence>::type tag_; | |
34 | typedef typename begin_impl< tag_ > | |
35 | ::template apply< Sequence >::type type; | |
36 | ||
37 | BOOST_MPL_AUX_LAMBDA_SUPPORT(1,begin,(Sequence)) | |
38 | }; | |
39 | ||
40 | template< | |
41 | typename BOOST_MPL_AUX_NA_PARAM(Sequence) | |
42 | > | |
43 | struct end | |
44 | { | |
45 | typedef typename sequence_tag<Sequence>::type tag_; | |
46 | typedef typename end_impl< tag_ > | |
47 | ::template apply< Sequence >::type type; | |
48 | ||
49 | BOOST_MPL_AUX_LAMBDA_SUPPORT(1,end,(Sequence)) | |
50 | }; | |
51 | ||
52 | BOOST_MPL_AUX_NA_SPEC(1, begin) | |
53 | BOOST_MPL_AUX_NA_SPEC(1, end) | |
54 | ||
55 | }} | |
56 | ||
57 | #endif // BOOST_MPL_BEGIN_END_HPP_INCLUDED |