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1 | |
2 | #if !defined(BOOST_PP_IS_ITERATING) | |
3 | ||
4 | ///// header body | |
5 | ||
6 | #ifndef BOOST_MPL_APPLY_FWD_HPP_INCLUDED | |
7 | #define BOOST_MPL_APPLY_FWD_HPP_INCLUDED | |
8 | ||
9 | // Copyright Aleksey Gurtovoy 2000-2004 | |
10 | // | |
11 | // Distributed under the Boost Software License, Version 1.0. | |
12 | // (See accompanying file LICENSE_1_0.txt or copy at | |
13 | // http://www.boost.org/LICENSE_1_0.txt) | |
14 | // | |
15 | // See http://www.boost.org/libs/mpl for documentation. | |
16 | ||
17 | // $Id$ | |
18 | // $Date$ | |
19 | // $Revision$ | |
20 | ||
21 | #if !defined(BOOST_MPL_PREPROCESSING_MODE) | |
22 | # include <boost/mpl/aux_/na.hpp> | |
23 | #endif | |
24 | ||
25 | #include <boost/mpl/aux_/config/use_preprocessed.hpp> | |
26 | ||
27 | #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \ | |
28 | && !defined(BOOST_MPL_PREPROCESSING_MODE) | |
29 | ||
30 | # define BOOST_MPL_PREPROCESSED_HEADER apply_fwd.hpp | |
31 | # include <boost/mpl/aux_/include_preprocessed.hpp> | |
32 | ||
33 | #else | |
34 | ||
35 | # include <boost/mpl/limits/arity.hpp> | |
36 | # include <boost/mpl/aux_/preprocessor/params.hpp> | |
37 | # include <boost/mpl/aux_/preprocessor/default_params.hpp> | |
38 | # include <boost/mpl/aux_/config/ctps.hpp> | |
39 | # include <boost/mpl/aux_/nttp_decl.hpp> | |
40 | ||
41 | # include <boost/preprocessor/comma_if.hpp> | |
42 | # include <boost/preprocessor/iterate.hpp> | |
43 | # include <boost/preprocessor/cat.hpp> | |
44 | ||
45 | // agurt, 15/jan/02: top-level 'apply' template gives an ICE on MSVC | |
46 | // (for known reasons) | |
47 | #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) | |
48 | # define BOOST_MPL_CFG_NO_APPLY_TEMPLATE | |
49 | #endif | |
50 | ||
51 | namespace boost { namespace mpl { | |
52 | ||
53 | // local macro, #undef-ined at the end of the header | |
54 | # define AUX778076_APPLY_DEF_PARAMS(param, value) \ | |
55 | BOOST_MPL_PP_DEFAULT_PARAMS( \ | |
56 | BOOST_MPL_LIMIT_METAFUNCTION_ARITY \ | |
57 | , param \ | |
58 | , value \ | |
59 | ) \ | |
60 | /**/ | |
61 | ||
62 | # define AUX778076_APPLY_N_COMMA_PARAMS(n, param) \ | |
63 | BOOST_PP_COMMA_IF(n) \ | |
64 | BOOST_MPL_PP_PARAMS(n, param) \ | |
65 | /**/ | |
66 | ||
67 | # if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE) | |
68 | ||
69 | #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) | |
70 | // forward declaration | |
71 | template< | |
72 | typename F, AUX778076_APPLY_DEF_PARAMS(typename T, na) | |
73 | > | |
74 | struct apply; | |
75 | #else | |
76 | namespace aux { | |
77 | template< BOOST_AUX_NTTP_DECL(int, arity_) > struct apply_chooser; | |
78 | } | |
79 | #endif | |
80 | ||
81 | # endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE | |
82 | ||
83 | #define BOOST_PP_ITERATION_PARAMS_1 \ | |
84 | (3,(0, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, <boost/mpl/apply_fwd.hpp>)) | |
85 | #include BOOST_PP_ITERATE() | |
86 | ||
87 | ||
88 | # undef AUX778076_APPLY_N_COMMA_PARAMS | |
89 | # undef AUX778076_APPLY_DEF_PARAMS | |
90 | ||
91 | }} | |
92 | ||
93 | #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS | |
94 | #endif // BOOST_MPL_APPLY_FWD_HPP_INCLUDED | |
95 | ||
96 | ///// iteration | |
97 | ||
98 | #else | |
99 | #define i_ BOOST_PP_FRAME_ITERATION(1) | |
100 | ||
101 | template< | |
102 | typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T) | |
103 | > | |
104 | struct BOOST_PP_CAT(apply,i_); | |
105 | ||
106 | #undef i_ | |
107 | #endif // BOOST_PP_IS_ITERATING |