Added boost header

test/external/boost/python/object/function_handle.hpp

@@ -0,0 +1,44 @@
+// Copyright David Abrahams 2002.
+// 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)
+#ifndef FUNCTION_HANDLE_DWA2002725_HPP
+# define FUNCTION_HANDLE_DWA2002725_HPP
+# include <boost/python/handle.hpp>
+# include <boost/python/detail/caller.hpp>
+# include <boost/python/default_call_policies.hpp>
+# include <boost/python/object/py_function.hpp>
+# include <boost/python/signature.hpp>
+
+namespace boost { namespace python { namespace objects { 
+
+BOOST_PYTHON_DECL handle<> function_handle_impl(py_function const& f);
+
+// Just like function_object, but returns a handle<> instead. Using
+// this for arg_to_python<> allows us to break a circular dependency
+// between object and arg_to_python.
+template <class F, class Signature>
+inline handle<> function_handle(F const& f, Signature)
+{
+    enum { n_arguments = mpl::size<Signature>::value - 1 };
+
+    return objects::function_handle_impl(
+        python::detail::caller<
+            F,default_call_policies,Signature
+        >(
+            f, default_call_policies()
+         )
+    );
+}
+
+// Just like make_function, but returns a handle<> intead. Same
+// reasoning as above.
+template <class F>
+handle<> make_function_handle(F f)
+{
+    return objects::function_handle(f, python::detail::get_signature(f));
+}
+
+}}} // namespace boost::python::objects
+
+#endif // FUNCTION_HANDLE_DWA2002725_HPP