[Boost-commit] svn:boost r52776 - sandbox/boost0x/boost/function

Subject: [Boost-commit] svn:boost r52776 - sandbox/boost0x/boost/function
From: sebastian.redl_at_[hidden]
Date: 2009-05-05 18:00:15

Author: cornedbee
Date: 2009-05-05 18:00:14 EDT (Tue, 05 May 2009)
New Revision: 52776
URL: http://svn.boost.org/trac/boost/changeset/52776

Log:
Skeleton for variadic function
Added:
   sandbox/boost0x/boost/function/function_variadic.hpp   (contents, props changed)

Added: sandbox/boost0x/boost/function/function_variadic.hpp
==============================================================================
--- (empty file)
+++ sandbox/boost0x/boost/function/function_variadic.hpp	2009-05-05 18:00:14 EDT (Tue, 05 May 2009)
@@ -0,0 +1,41 @@
+// Boost.Function library
+
+//  Copyright Douglas Gregor 2001-2006
+//  Copyright Emil Dotchevski 2007
+//  Use, modification and distribution is subject to 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)
+
+// For more information, see http://www.boost.org
+
+#include <boost/function/detail/prologue.hpp>
+
+namespace boost
+{
+    namespace detail
+    {
+        namespace function
+        {
+            struct not_a_std_function {};
+
+            template <typename R, typename ... Args>
+            struct which_std_function {
+                typedef not_a_std_function type;
+            };
+            template <typename R, typename Arg1>
+            struct which_std_function<R, Arg1> {
+                typedef std::unary_function<Arg1, R> type;
+            };
+            template <typename R, typename Arg1, typename Arg2>
+            struct which_std_function<R, Arg1, Arg2> {
+                typedef std::unary_function<Arg1, Arg2, R> type;
+            };
+        }
+    }
+
+    template <typename R, typename ... Args>
+    class function<R (Args...)> : public function_base,
+        public detail::function::which_std_function<R, Args...>::type
+    {
+    };
+}