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1 | // Boost.Range library |
2 | // | |
3 | // Copyright Thorsten Ottosen 2003-2004. Use, modification and | |
4 | // distribution is subject to the Boost Software License, Version | |
5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
6 | // http://www.boost.org/LICENSE_1_0.txt) | |
7 | // | |
8 | // For more information, see http://www.boost.org/libs/range/ | |
9 | // | |
10 | ||
11 | #ifndef BOOST_RANGE_ITERATOR_HPP | |
12 | #define BOOST_RANGE_ITERATOR_HPP | |
13 | ||
14 | #if defined(_MSC_VER) | |
15 | # pragma once | |
16 | #endif | |
17 | ||
18 | #include <boost/range/config.hpp> | |
19 | #include <boost/range/range_fwd.hpp> | |
20 | #include <boost/range/mutable_iterator.hpp> | |
21 | #include <boost/range/const_iterator.hpp> | |
22 | #include <boost/type_traits/is_const.hpp> | |
23 | #include <boost/type_traits/remove_const.hpp> | |
24 | #include <boost/mpl/eval_if.hpp> | |
25 | ||
26 | namespace boost | |
27 | { | |
28 | ||
29 | #if BOOST_WORKAROUND(BOOST_MSVC, == 1310) | |
30 | ||
31 | namespace range_detail_vc7_1 | |
32 | { | |
33 | template< typename C, typename Sig = void(C) > | |
34 | struct range_iterator | |
35 | { | |
36 | typedef BOOST_RANGE_DEDUCED_TYPENAME | |
37 | mpl::eval_if_c< is_const<C>::value, | |
38 | range_const_iterator< typename remove_const<C>::type >, | |
39 | range_mutable_iterator<C> >::type type; | |
40 | }; | |
41 | ||
42 | template< typename C, typename T > | |
43 | struct range_iterator< C, void(T[]) > | |
44 | { | |
45 | typedef T* type; | |
46 | }; | |
47 | } | |
48 | ||
49 | template< typename C, typename Enabler=void > | |
50 | struct range_iterator | |
51 | { | |
52 | ||
53 | typedef BOOST_RANGE_DEDUCED_TYPENAME | |
54 | range_detail_vc7_1::range_iterator<C>::type type; | |
55 | ||
56 | }; | |
57 | ||
58 | #else | |
59 | ||
60 | template< typename C, typename Enabler=void > | |
61 | struct range_iterator | |
62 | : mpl::if_c< | |
63 | is_const<typename remove_reference<C>::type>::value, | |
64 | range_const_iterator<typename remove_const<typename remove_reference<C>::type>::type>, | |
65 | range_mutable_iterator<typename remove_reference<C>::type> | |
66 | >::type | |
67 | { | |
68 | }; | |
69 | ||
70 | #endif | |
71 | ||
72 | } // namespace boost | |
73 | ||
74 | #endif |