整理

include/boost/mpl/aux_/msvc_dtw.hpp

@@ -0,0 +1,68 @@
+
+// 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.
+
+// $Id$
+// $Date$
+// $Revision$
+
+// 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