1 | |
---|
2 | #ifndef BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED |
---|
3 | #define BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED |
---|
4 | |
---|
5 | // Copyright Aleksey Gurtovoy 2003-2004 |
---|
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: numeric_cast.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ |
---|
14 | // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
---|
15 | // $Revision: 49267 $ |
---|
16 | |
---|
17 | #include <boost/mpl/aux_/config/msvc.hpp> |
---|
18 | #include <boost/mpl/aux_/config/workaround.hpp> |
---|
19 | |
---|
20 | // agurt 21/sep/04: portability macro for the sake of MSVC 6.x-7.0; |
---|
21 | // resolves conflicts with 'boost::numeric_cast' function template. |
---|
22 | // use it in your own code _only_ if you care about compatibility with |
---|
23 | // these outdated compilers! |
---|
24 | #if BOOST_WORKAROUND(BOOST_MSVC, <= 1300) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x570) ) |
---|
25 | # define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast_ |
---|
26 | #else |
---|
27 | # define BOOST_MPL_AUX_NUMERIC_CAST numeric_cast |
---|
28 | #endif |
---|
29 | |
---|
30 | namespace boost { namespace mpl { |
---|
31 | |
---|
32 | // no default implementation; the definition is needed to make MSVC happy |
---|
33 | |
---|
34 | template< typename SourceTag, typename TargetTag > struct BOOST_MPL_AUX_NUMERIC_CAST |
---|
35 | { |
---|
36 | template< typename N > struct apply; |
---|
37 | }; |
---|
38 | |
---|
39 | }} |
---|
40 | |
---|
41 | #endif // BOOST_MPL_NUMERIC_CAST_HPP_INCLUDED |
---|