1 | |
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2 | #if !defined(BOOST_PP_IS_ITERATING) |
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3 | |
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4 | ///// header body |
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5 | |
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6 | #ifndef BOOST_MPL_APPLY_FWD_HPP_INCLUDED |
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7 | #define BOOST_MPL_APPLY_FWD_HPP_INCLUDED |
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8 | |
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9 | // Copyright Aleksey Gurtovoy 2000-2004 |
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10 | // |
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11 | // Distributed under the Boost Software License, Version 1.0. |
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12 | // (See accompanying file LICENSE_1_0.txt or copy at |
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13 | // http://www.boost.org/LICENSE_1_0.txt) |
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14 | // |
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15 | // See http://www.boost.org/libs/mpl for documentation. |
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16 | |
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17 | // $Id$ |
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18 | // $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
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19 | // $Revision: 49267 $ |
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20 | |
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21 | #if !defined(BOOST_MPL_PREPROCESSING_MODE) |
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22 | # include <boost/mpl/aux_/na.hpp> |
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23 | #endif |
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24 | |
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25 | #include <boost/mpl/aux_/config/use_preprocessed.hpp> |
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26 | |
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27 | #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \ |
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28 | && !defined(BOOST_MPL_PREPROCESSING_MODE) |
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29 | |
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30 | # define BOOST_MPL_PREPROCESSED_HEADER apply_fwd.hpp |
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31 | # include <boost/mpl/aux_/include_preprocessed.hpp> |
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32 | |
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33 | #else |
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34 | |
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35 | # include <boost/mpl/limits/arity.hpp> |
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36 | # include <boost/mpl/aux_/preprocessor/params.hpp> |
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37 | # include <boost/mpl/aux_/preprocessor/default_params.hpp> |
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38 | # include <boost/mpl/aux_/config/ctps.hpp> |
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39 | # include <boost/mpl/aux_/nttp_decl.hpp> |
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40 | |
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41 | # include <boost/preprocessor/comma_if.hpp> |
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42 | # include <boost/preprocessor/iterate.hpp> |
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43 | # include <boost/preprocessor/cat.hpp> |
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44 | |
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45 | // agurt, 15/jan/02: top-level 'apply' template gives an ICE on MSVC |
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46 | // (for known reasons) |
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47 | #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) |
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48 | # define BOOST_MPL_CFG_NO_APPLY_TEMPLATE |
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49 | #endif |
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50 | |
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51 | namespace boost { namespace mpl { |
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52 | |
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53 | // local macro, #undef-ined at the end of the header |
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54 | # define AUX778076_APPLY_DEF_PARAMS(param, value) \ |
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55 | BOOST_MPL_PP_DEFAULT_PARAMS( \ |
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56 | BOOST_MPL_LIMIT_METAFUNCTION_ARITY \ |
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57 | , param \ |
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58 | , value \ |
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59 | ) \ |
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60 | /**/ |
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61 | |
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62 | # define AUX778076_APPLY_N_COMMA_PARAMS(n, param) \ |
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63 | BOOST_PP_COMMA_IF(n) \ |
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64 | BOOST_MPL_PP_PARAMS(n, param) \ |
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65 | /**/ |
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66 | |
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67 | # if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE) |
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68 | |
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69 | #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) |
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70 | // forward declaration |
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71 | template< |
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72 | typename F, AUX778076_APPLY_DEF_PARAMS(typename T, na) |
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73 | > |
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74 | struct apply; |
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75 | #else |
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76 | namespace aux { |
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77 | template< BOOST_AUX_NTTP_DECL(int, arity_) > struct apply_chooser; |
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78 | } |
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79 | #endif |
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80 | |
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81 | # endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE |
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82 | |
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83 | #define BOOST_PP_ITERATION_PARAMS_1 \ |
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84 | (3,(0, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, <boost/mpl/apply_fwd.hpp>)) |
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85 | #include BOOST_PP_ITERATE() |
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86 | |
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87 | |
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88 | # undef AUX778076_APPLY_N_COMMA_PARAMS |
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89 | # undef AUX778076_APPLY_DEF_PARAMS |
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90 | |
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91 | }} |
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92 | |
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93 | #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS |
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94 | #endif // BOOST_MPL_APPLY_FWD_HPP_INCLUDED |
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95 | |
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96 | ///// iteration |
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97 | |
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98 | #else |
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99 | #define i_ BOOST_PP_FRAME_ITERATION(1) |
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100 | |
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101 | template< |
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102 | typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T) |
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103 | > |
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104 | struct BOOST_PP_CAT(apply,i_); |
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105 | |
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106 | #undef i_ |
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107 | #endif // BOOST_PP_IS_ITERATING |
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