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