source: NonGTP/Boost/boost/mpl/aux_/preprocessed/gcc/iter_fold_impl.hpp @ 857

Revision 857, 4.2 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/aux_/iter_fold_impl.hpp" header
10// -- DO NOT modify by hand!
11
12namespace boost { namespace mpl { namespace aux {
13
14/// forward declaration
15
16template<
17      int N
18    , typename First
19    , typename Last
20    , typename State
21    , typename ForwardOp
22    >
23struct iter_fold_impl;
24
25template<
26      typename First
27    , typename Last
28    , typename State
29    , typename ForwardOp
30    >
31struct iter_fold_impl< 0,First,Last,State,ForwardOp >
32{
33    typedef First iter0;
34    typedef State state0;
35    typedef state0 state;
36    typedef iter0 iterator;
37};
38
39template<
40      typename First
41    , typename Last
42    , typename State
43    , typename ForwardOp
44    >
45struct iter_fold_impl< 1,First,Last,State,ForwardOp >
46{
47    typedef First iter0;
48    typedef State state0;
49    typedef typename apply2< ForwardOp,state0,iter0 >::type state1;
50    typedef typename mpl::next<iter0>::type iter1;
51   
52
53    typedef state1 state;
54    typedef iter1 iterator;
55};
56
57template<
58      typename First
59    , typename Last
60    , typename State
61    , typename ForwardOp
62    >
63struct iter_fold_impl< 2,First,Last,State,ForwardOp >
64{
65    typedef First iter0;
66    typedef State state0;
67    typedef typename apply2< ForwardOp,state0,iter0 >::type state1;
68    typedef typename mpl::next<iter0>::type iter1;
69    typedef typename apply2< ForwardOp,state1,iter1 >::type state2;
70    typedef typename mpl::next<iter1>::type iter2;
71   
72
73    typedef state2 state;
74    typedef iter2 iterator;
75};
76
77template<
78      typename First
79    , typename Last
80    , typename State
81    , typename ForwardOp
82    >
83struct iter_fold_impl< 3,First,Last,State,ForwardOp >
84{
85    typedef First iter0;
86    typedef State state0;
87    typedef typename apply2< ForwardOp,state0,iter0 >::type state1;
88    typedef typename mpl::next<iter0>::type iter1;
89    typedef typename apply2< ForwardOp,state1,iter1 >::type state2;
90    typedef typename mpl::next<iter1>::type iter2;
91    typedef typename apply2< ForwardOp,state2,iter2 >::type state3;
92    typedef typename mpl::next<iter2>::type iter3;
93   
94
95    typedef state3 state;
96    typedef iter3 iterator;
97};
98
99template<
100      typename First
101    , typename Last
102    , typename State
103    , typename ForwardOp
104    >
105struct iter_fold_impl< 4,First,Last,State,ForwardOp >
106{
107    typedef First iter0;
108    typedef State state0;
109    typedef typename apply2< ForwardOp,state0,iter0 >::type state1;
110    typedef typename mpl::next<iter0>::type iter1;
111    typedef typename apply2< ForwardOp,state1,iter1 >::type state2;
112    typedef typename mpl::next<iter1>::type iter2;
113    typedef typename apply2< ForwardOp,state2,iter2 >::type state3;
114    typedef typename mpl::next<iter2>::type iter3;
115    typedef typename apply2< ForwardOp,state3,iter3 >::type state4;
116    typedef typename mpl::next<iter3>::type iter4;
117   
118
119    typedef state4 state;
120    typedef iter4 iterator;
121};
122
123template<
124      int N
125    , typename First
126    , typename Last
127    , typename State
128    , typename ForwardOp
129    >
130struct iter_fold_impl
131{
132    typedef iter_fold_impl<
133          4
134        , First
135        , Last
136        , State
137        , ForwardOp
138        > chunk_;
139
140    typedef iter_fold_impl<
141          ( (N - 4) < 0 ? 0 : N - 4 )
142        , typename chunk_::iterator
143        , Last
144        , typename chunk_::state
145        , ForwardOp
146        > res_;
147
148    typedef typename res_::state state;
149    typedef typename res_::iterator iterator;
150};
151
152template<
153      typename First
154    , typename Last
155    , typename State
156    , typename ForwardOp
157    >
158struct iter_fold_impl< -1,First,Last,State,ForwardOp >
159    : iter_fold_impl<
160          -1
161        , typename mpl::next<First>::type
162        , Last
163        , typename apply2< ForwardOp,State,First >::type
164        , ForwardOp
165        >
166{
167};
168
169template<
170      typename Last
171    , typename State
172    , typename ForwardOp
173    >
174struct iter_fold_impl< -1,Last,Last,State,ForwardOp >
175{
176    typedef State state;
177    typedef Last iterator;
178};
179
180}}}
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