interoperable.hpp
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1 // (C) Copyright David Abrahams 2002.
2 // (C) Copyright Jeremy Siek 2002.
3 // (C) Copyright Thomas Witt 2002.
4 // Distributed under the Boost Software License, Version 1.0. (See
5 // accompanying file LICENSE_1_0.txt or copy at
6 // http://www.boost.org/LICENSE_1_0.txt)
7 #ifndef BOOST_INTEROPERABLE_23022003THW_HPP
8 # define BOOST_INTEROPERABLE_23022003THW_HPP
9 
10 # include <boost/mpl/bool.hpp>
11 # include <boost/mpl/or.hpp>
12 
14 
15 # include <boost/iterator/detail/config_def.hpp> // must appear last
16 
17 namespace boost {
18 namespace iterators {
19 
20  //
21  // Meta function that determines whether two
22  // iterator types are considered interoperable.
23  //
24  // Two iterator types A,B are considered interoperable if either
25  // A is convertible to B or vice versa.
26  // This interoperability definition is in sync with the
27  // standards requirements on constant/mutable container
28  // iterators (23.1 [lib.container.requirements]).
29  //
30  // For compilers that don't support is_convertible
31  // is_interoperable gives false positives. See comments
32  // on operator implementation for consequences.
33  //
34  template <typename A, typename B>
36 # ifdef BOOST_NO_STRICT_ITERATOR_INTEROPERABILITY
37  : mpl::true_
38 # else
39  : mpl::or_<
40  is_convertible< A, B >
41  , is_convertible< B, A > >
42 # endif
43  {
44  };
45 
46 } // namespace iterators
47 
49 
50 } // namespace boost
51 
53 
54 #endif // BOOST_INTEROPERABLE_23022003THW_HPP
bool_< true > true_
Definition: bool_fwd.hpp:21
BOOST_MOVE_USE_STANDARD_LIBRARY_MOVE.


librealsense2
Author(s): Sergey Dorodnicov , Doron Hirshberg , Mark Horn , Reagan Lopez , Itay Carpis
autogenerated on Mon May 3 2021 02:47:17