1 files changed, 54 insertions, 0 deletions
diff --git a/trunk/ACE/contrib/utility/Utility/Synch/Policy/Null.hpp b/trunk/ACE/contrib/utility/Utility/Synch/Policy/Null.hpp
new file mode 100644
index 00000000000..cfc9c8f788e
--- /dev/null
+++ b/trunk/ACE/contrib/utility/Utility/Synch/Policy/Null.hpp
@@ -0,0 +1,54 @@
+// file      : Utility/Synch/Policy/Null.hpp
+// author    : Boris Kolpackov <boris@kolpackov.net>
+// copyright : Copyright (c) 2002-2003 Boris Kolpackov
+// license   : http://kolpackov.net/license.html
+
+#ifndef UTILITY_SYNCH_POLICY_NULL_HPP
+#define UTILITY_SYNCH_POLICY_NULL_HPP
+
+namespace Utility
+{
+  namespace Synch
+  {
+    namespace Policy
+    {
+
+      class NullMutex
+      {
+      };
+
+      class NullGuard
+      {
+      public:
+        explicit
+        NullGuard (NullMutex&) throw ();
+
+      private:
+        NullGuard (NullGuard const&) throw ();
+
+        NullGuard&
+        operator= (NullGuard const&) throw ();
+      };
+
+      struct Null
+      {
+        typedef
+        NullMutex
+        Mutex;
+
+        typedef
+        NullGuard
+        ReadGuard;
+
+        typedef
+        NullGuard
+        WriteGuard;
+      };
+    }
+  }
+}
+
+#include "Utility/Synch/Policy/Null.ipp"
+
+#endif  // UTILITY_SYNCH_POLICY_NULL_HPP
+//$Id$