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68 lines
1.8 KiB
68 lines
1.8 KiB
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// Copyright Aleksey Gurtovoy 2000-2004 |
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// |
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// Distributed under the Boost Software License, Version 1.0. |
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// (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// |
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// See http://www.boost.org/libs/mpl for documentation. |
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// $Id: msvc_dtw.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ |
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// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
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// $Revision: 49267 $ |
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// NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION! |
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#include <boost/mpl/aux_/preprocessor/params.hpp> |
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// local macros, #undef-ined at the end of the header |
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#define AUX778076_DTW_PARAMS(param) \ |
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BOOST_MPL_PP_PARAMS(AUX778076_MSVC_DTW_ARITY, param) \ |
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/**/ |
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#define AUX778076_DTW_ORIGINAL_NAME \ |
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AUX778076_MSVC_DTW_ORIGINAL_NAME \ |
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/**/ |
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// warning: not a well-formed C++ |
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// workaround for MSVC 6.5's "dependent template typedef bug" |
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template< typename F> |
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struct AUX778076_MSVC_DTW_NAME |
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{ |
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template< bool > struct f_ : F {}; |
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template<> struct f_<true> |
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{ |
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#if AUX778076_MSVC_DTW_ARITY > 0 |
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template< AUX778076_DTW_PARAMS(typename P) > struct AUX778076_DTW_ORIGINAL_NAME |
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{ |
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typedef int type; |
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}; |
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}; |
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template< AUX778076_DTW_PARAMS(typename T) > struct result_ |
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: f_< aux::msvc_never_true<F>::value > |
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::template AUX778076_DTW_ORIGINAL_NAME< AUX778076_DTW_PARAMS(T) > |
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{ |
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}; |
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#else |
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template< typename P = int > struct AUX778076_DTW_ORIGINAL_NAME |
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{ |
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typedef int type; |
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}; |
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}; |
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template< typename T = int > struct result_ |
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: f_< aux::msvc_never_true<F>::value > |
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::template AUX778076_DTW_ORIGINAL_NAME<> |
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{ |
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}; |
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#endif |
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}; |
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#undef AUX778076_DTW_ORIGINAL_NAME |
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#undef AUX778076_DTW_PARAMS |
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#undef AUX778076_MSVC_DTW_NAME |
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#undef AUX778076_MSVC_DTW_ORIGINAL_NAME |
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#undef AUX778076_MSVC_DTW_ARITY
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