src/os/windows/vm/os_windows.hpp

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1997, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -20,10 +20,13 @@
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  *
  */
 
+#ifndef OS_WINDOWS_VM_OS_WINDOWS_HPP
+#define OS_WINDOWS_VM_OS_WINDOWS_HPP
+
 // Win32_OS defines the interface to windows operating systems
 
 class win32 {
 
  protected:

@@ -122,5 +125,7 @@
       _ParkEvent = CreateEvent (NULL, true, false, NULL) ;
       guarantee (_ParkEvent != NULL, "invariant") ;
     }
 
 } ;
+
+#endif // OS_WINDOWS_VM_OS_WINDOWS_HPP