From b7e10592272d61e90ca7c129109fa3576225aaba Mon Sep 17 00:00:00 2001
From: Dave Abrahams <dave@boostpro.com>
Date: Wed, 14 Nov 2001 17:35:18 +0000
Subject: [PATCH] initial checkin

[SVN r11679]
---
 include/boost/python/detail/void_adaptor.hpp | 39 ++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 include/boost/python/detail/void_adaptor.hpp

diff --git a/include/boost/python/detail/void_adaptor.hpp b/include/boost/python/detail/void_adaptor.hpp
new file mode 100644
index 00000000..c2ecc2b0
--- /dev/null
+++ b/include/boost/python/detail/void_adaptor.hpp
@@ -0,0 +1,39 @@
+//  (C) Copyright David Abrahams 2001. Permission to copy, use, modify, sell and
+//  distribute this software is granted provided this copyright notice appears
+//  in all copies. This software is provided "as is" without express or implied
+//  warranty, and with no claim as to its suitability for any purpose.
+
+#ifndef VOID_ADAPTOR_DWA20011112_HPP
+# define VOID_ADAPTOR_DWA20011112_HPP
+
+namespace boost { namespace python { namespace detail {
+
+  extern PyObject arbitrary_object;
+
+  template <class T>
+  struct void_adaptor
+  {
+      typedef PyObject* result_type;
+      
+      void_adaptor(T const& f)
+          : m_f(f)
+      {}
+          
+      PyObject* operator()() const
+      {
+          m_f();
+          return &arbitrary_object;
+      }
+   private:
+      T m_f;
+  };
+
+  template <class T>
+  void_adaptor<T> make_void_adaptor(T const& f)
+  {
+      return void_adaptor<T>(f);
+  }
+}}} // namespace boost::python::detail
+
+#endif // VOID_ADAPTOR_DWA20011112_HPP
+