source: NonGTP/Boost/boost/mpl/aux_/preprocessed/msvc60/times.hpp @ 857

Revision 857, 3.1 KB checked in by igarcia, 19 years ago (diff)
Line 
1
2// Copyright Aleksey Gurtovoy 2000-2004
3//
4// Distributed under the Boost Software License, Version 1.0.
5// (See accompanying file LICENSE_1_0.txt or copy at
6// http://www.boost.org/LICENSE_1_0.txt)
7//
8
9// Preprocessed version of "boost/mpl/times.hpp" header
10// -- DO NOT modify by hand!
11
12namespace boost { namespace mpl {
13
14template<
15      typename Tag1
16    , typename Tag2
17
18    , BOOST_MPL_AUX_NTTP_DECL(int, tag1_)  = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag1)::value
19    , BOOST_MPL_AUX_NTTP_DECL(int, tag2_)  = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag2)::value
20    >
21struct times_impl
22    : if_c<
23          ( tag1_ > tag2_ )
24        , aux::cast2nd_impl< times_impl< Tag1,Tag1 >,Tag1, Tag2 >
25        , aux::cast1st_impl< times_impl< Tag2,Tag2 >,Tag1, Tag2 >
26        >::type
27{
28};
29
30/// for Digital Mars C++/compilers with no CTPS/TTP support
31template<> struct times_impl< na,na >
32{
33    template< typename U1, typename U2 > struct apply
34    {
35        typedef apply type;
36        BOOST_STATIC_CONSTANT(int, value  = 0);
37    };
38};
39
40template<> struct times_impl< na,integral_c_tag >
41{
42    template< typename U1, typename U2 > struct apply
43    {
44        typedef apply type;
45        BOOST_STATIC_CONSTANT(int, value  = 0);
46    };
47};
48
49template<> struct times_impl< integral_c_tag,na >
50{
51    template< typename U1, typename U2 > struct apply
52    {
53        typedef apply type;
54        BOOST_STATIC_CONSTANT(int, value  = 0);
55    };
56};
57
58template< typename T > struct times_tag
59{
60    typedef typename T::tag type;
61};
62
63/// forward declaration
64
65template<
66      typename BOOST_MPL_AUX_NA_PARAM(N1)
67    , typename BOOST_MPL_AUX_NA_PARAM(N2)
68    >
69struct times2;
70
71template<
72      typename BOOST_MPL_AUX_NA_PARAM(N1)
73    , typename BOOST_MPL_AUX_NA_PARAM(N2)
74    , typename N3 = na, typename N4 = na, typename N5 = na
75    >
76struct times
77
78    : if_<
79
80          is_na<N3>
81        , times2< N1,N2 >
82        , times<
83              times2< N1,N2 >
84            , N3, N4, N5
85            >
86        >::type
87
88{
89    BOOST_MPL_AUX_LAMBDA_SUPPORT(
90          5
91        , times
92        , ( N1, N2, N3, N4, N5 )
93        )
94};
95
96template<
97      typename N1
98    , typename N2
99    >
100struct times2
101    : aux::msvc_eti_base< typename apply_wrap2<
102          times_impl<
103              typename times_tag<N1>::type
104            , typename times_tag<N2>::type
105            >
106        , N1
107        , N2
108        >::type >::type
109
110{
111    BOOST_MPL_AUX_LAMBDA_SUPPORT(2, times2, (N1, N2))
112
113};
114
115BOOST_MPL_AUX_NA_SPEC2(2, 5, times)
116
117}}
118
119namespace boost { namespace mpl {
120
121namespace aux {
122template< typename T, T n1, T n2 >
123struct times_wknd
124{
125    BOOST_STATIC_CONSTANT(T, value  = (n1 * n2));
126    typedef integral_c< T,value > type;
127};
128
129}
130
131template<>
132struct times_impl< integral_c_tag,integral_c_tag >
133{
134    template< typename N1, typename N2 > struct apply
135        : aux::times_wknd<
136              typename aux::largest_int<
137                  typename N1::value_type
138                , typename N2::value_type
139                >::type
140            , N1::value
141            , N2::value
142            >::type
143
144    {
145    };
146};
147
148}}
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