69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
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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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