ceph/src/boost/boost/mpl/aux_/msvc_dtw.hpp

   1
   2 // Copyright Aleksey Gurtovoy 2000-2004
   3 //
   4 // Distributed under the Boost Software License, Version 1.0.
   5 // (See accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 // See http://www.boost.org/libs/mpl for documentation.
   9
  10 // $Id$
  11 // $Date$
  12 // $Revision$
  13
  14 // NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION!
  15
  16 #include <boost/mpl/aux_/preprocessor/params.hpp>
  17
  18 // local macros, #undef-ined at the end of the header
  19 #define AUX778076_DTW_PARAMS(param) \
  20     BOOST_MPL_PP_PARAMS(AUX778076_MSVC_DTW_ARITY, param) \
  21 /**/
  22
  23 #define AUX778076_DTW_ORIGINAL_NAME \
  24     AUX778076_MSVC_DTW_ORIGINAL_NAME \
  25 /**/
  26
  27 // warning: not a well-formed C++
  28 // workaround for MSVC 6.5's "dependent template typedef bug"
  29
  30 template< typename F>
  31 struct AUX778076_MSVC_DTW_NAME
  32 {
  33     template< bool > struct f_ : F {};
  34     template<> struct f_<true>
  35     {
  36 #if AUX778076_MSVC_DTW_ARITY > 0
  37         template< AUX778076_DTW_PARAMS(typename P) > struct AUX778076_DTW_ORIGINAL_NAME
  38         {
  39             typedef int type;
  40         };
  41     };
  42
  43     template< AUX778076_DTW_PARAMS(typename T) > struct result_
  44         : f_< aux::msvc_never_true<F>::value >
  45             ::template AUX778076_DTW_ORIGINAL_NAME< AUX778076_DTW_PARAMS(T) >
  46     {
  47     };
  48 #else
  49         template< typename P = int > struct AUX778076_DTW_ORIGINAL_NAME
  50         {
  51             typedef int type;
  52         };
  53     };
  54
  55     template< typename T = int > struct result_
  56         : f_< aux::msvc_never_true<F>::value >
  57             ::template AUX778076_DTW_ORIGINAL_NAME<>
  58     {
  59     };
  60 #endif
  61 };
  62
  63 #undef AUX778076_DTW_ORIGINAL_NAME
  64 #undef AUX778076_DTW_PARAMS
  65
  66 #undef AUX778076_MSVC_DTW_NAME
  67 #undef AUX778076_MSVC_DTW_ORIGINAL_NAME
  68 #undef AUX778076_MSVC_DTW_ARITY