Ugly, not-to-be-pushed sucking in of all of Boost to get windows to work.
[dyninst.git] / external / boost / mpl / aux_ / numeric_cast_utils.hpp
1
2 #ifndef BOOST_MPL_AUX_NUMERIC_CAST_HPP_INCLUDED
3 #define BOOST_MPL_AUX_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 // $Source: /cvsroot/boost/boost/boost/mpl/aux_/numeric_cast_utils.hpp,v $
14 // $Date: 2004/11/28 01:39:23 $
15 // $Revision: 1.2 $
16
17 #include <boost/mpl/numeric_cast.hpp>
18 #include <boost/mpl/apply_wrap.hpp>
19 #include <boost/mpl/aux_/config/forwarding.hpp>
20
21 namespace boost { namespace mpl { namespace aux {
22
23 template<
24       typename F
25     , typename Tag1
26     , typename Tag2
27     >
28 struct cast1st_impl
29 {
30     template< typename N1, typename N2 > struct apply
31 #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)
32         : apply_wrap2< 
33               F
34             , typename apply_wrap1< BOOST_MPL_AUX_NUMERIC_CAST<Tag1,Tag2>,N1 >::type
35             , N2
36             >
37     {
38 #else
39     {
40     typedef typename apply_wrap2< 
41               F
42             , typename apply_wrap1< BOOST_MPL_AUX_NUMERIC_CAST<Tag1,Tag2>,N1 >::type
43             , N2
44             >::type type;
45 #endif
46     };
47 };
48
49 template<
50       typename F
51     , typename Tag1
52     , typename Tag2
53     >
54 struct cast2nd_impl
55 {
56     template< typename N1, typename N2 > struct apply
57 #if !defined(BOOST_MPL_CFG_NO_NESTED_FORWARDING)
58         : apply_wrap2< 
59               F
60             , N1
61             , typename apply_wrap1< BOOST_MPL_AUX_NUMERIC_CAST<Tag2,Tag1>,N2 >::type
62             >
63     {
64 #else
65     {
66         typedef typename apply_wrap2< 
67               F
68             , N1
69             , typename apply_wrap1< BOOST_MPL_AUX_NUMERIC_CAST<Tag2,Tag1>,N2 >::type
70             >::type type;
71 #endif
72     };
73 };
74
75 }}}
76
77 #endif // BOOST_MPL_AUX_NUMERIC_CAST_HPP_INCLUDED