Reduced code in template class. Specialized ACE_Guard using lock-freed select_reactor_token

1 files changed, 28 insertions, 0 deletions

diff --git a/ace/Select_Reactor.h b/ace/Select_Reactor.h
index bc78ad28b15..319de07242f 100644
--- a/ace/Select_Reactor.h
+++ b/ace/Select_Reactor.h
@@ -32,6 +32,34 @@ typedef ACE_Select_Reactor_Token_T<ACE_Noop_Token> ACE_Select_Reactor_Token;
 
 typedef ACE_Select_Reactor_T<ACE_Select_Reactor_Token> ACE_Select_Reactor;
 
+class ACE_Export ACE_Guard< ACE_Select_Reactor_Token_T<ACE_Noop_Token> >
+{
+  // = TITLE
+  //     Template specialization of <ACE_Guard> for the
+  //     <ACE_Null_Mutex>.
+  //
+  // = DESCRIPTION
+  //     This specialization is useful since it helps to speedup
+  //     performance of the "Null_Mutex" considerably.
+public:
+  // = Initialization and termination methods.
+  ACE_Guard (ACE_Select_Reactor_Token_T<ACE_Noop_Token> &) {}
+  ACE_Guard (ACE_Select_Reactor_Token_T<ACE_Noop_Token> &, int) {}
+  ~ACE_Guard (void) {}
+
+  int acquire (void) { return 0; }
+  int tryacquire (void) { return 0; }
+  int release (void) { return 0; }
+  int locked (void) { return 1; }
+  int remove (void) { return 0; }
+  void dump (void) const {}
+
+private:
+  // = Prevent assignment and initialization.
+  ACE_UNIMPLEMENTED_FUNC (void operator= (const ACE_Guard< ACE_Select_Reactor_Token_T<ACE_Noop_Token> > &))
+  ACE_UNIMPLEMENTED_FUNC (ACE_Guard (const ACE_Guard< ACE_Select_Reactor_Token_T<ACE_Noop_Token> > &))
+};
+
 #if defined (__ACE_INLINE__)
 #include "ace/Select_Reactor.i"
 #endif /* __ACE_INLINE__ */