1 files changed, 145 insertions, 0 deletions
diff --git a/ACE/ace/Auto_Functor.h b/ACE/ace/Auto_Functor.h
new file mode 100644
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+++ b/ACE/ace/Auto_Functor.h
@@ -0,0 +1,145 @@
+// -*- C++ -*-
+//=============================================================================
+/**
+ * @file Auto_Functor.h
+ *
+ * $Id$
+ *
+ * @author Carlos O'Ryan <coryan@atdesk.com>
+ */
+//=============================================================================
+#ifndef ACE_AUTO_FUNCTOR_H
+#define ACE_AUTO_FUNCTOR_H
+#include /**/ "ace/pre.h"
+
+#include "ace/config-all.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+#include "ace/Global_Macros.h"
+
+ACE_BEGIN_VERSIONED_NAMESPACE_DECL
+
+namespace ACE_Utils
+{
+/**
+ * @class Auto_Functor_Ref
+ *
+ * @brief Helper class to implement assignment and copy-construction
+ *        as expected
+ */
+template<typename X, typename Functor>
+struct Auto_Functor_Ref
+{
+  X * p_;
+  Functor f_;
+
+  Auto_Functor_Ref(X * p, Functor f);
+};
+
+/**
+ * @class Auto_Functor
+ *
+ * @brief Helper template to implement auto_ptr<>-like classes, but
+ *    executing a functor in the destructor, instead of always
+ *    deleting things.
+ *
+ * The functor is called in the destructor, and it must implement:
+ *
+ * Functor() throw();<BR>
+ * Functor(Functor const &) throw();<BR>
+ * Functor & operator=(Functor const &) throw();<BR>
+ * void operator()(X * p) throw();<BR>
+ *
+ */
+template<typename X, typename Functor>
+class Auto_Functor
+{
+public:
+  typedef X element_type;
+  typedef Functor functor_type;
+
+  /// Constructor
+  explicit Auto_Functor (X * p = 0,
+      Functor functor = Functor())
+    ACE_THROW_SPEC (());
+
+  Auto_Functor (Auto_Functor & rhs)
+    ACE_THROW_SPEC (());
+
+  Auto_Functor<X,Functor>& operator= (Auto_Functor & rhs)
+    ACE_THROW_SPEC (());
+
+#if !defined(ACE_LACKS_MEMBER_TEMPLATES)
+  template<typename Y>
+  Auto_Functor(Auto_Functor<Y,Functor>& rhs)
+    ACE_THROW_SPEC (());
+
+  template<typename Y>
+  Auto_Functor<X,Functor>& operator= (Auto_Functor<Y,Functor>& rhs)
+    ACE_THROW_SPEC (());
+#endif /* ACE_LACKS_MEMBER_TEMPLATES */
+
+  ~Auto_Functor()
+    ACE_THROW_SPEC (());
+
+  X & operator*() const
+    ACE_THROW_SPEC (());
+
+  X * operator->() const
+    ACE_THROW_SPEC (());
+
+  X * get()
+    ACE_THROW_SPEC (());
+
+  X * release()
+    ACE_THROW_SPEC (());
+
+  void reset (X * p = 0)
+    ACE_THROW_SPEC (());
+
+  void reset (X * p, Functor f)
+    ACE_THROW_SPEC (());
+
+  Functor const & functor() const
+    ACE_THROW_SPEC (());
+
+  Auto_Functor(Auto_Functor_Ref<X,Functor> rhs)
+    ACE_THROW_SPEC (());
+
+  Auto_Functor<X,Functor> & operator=(Auto_Functor_Ref<X,Functor> rhs)
+    ACE_THROW_SPEC (());
+
+#if !defined(ACE_LACKS_MEMBER_TEMPLATES)
+  template<typename Y> operator Auto_Functor_Ref<Y,Functor>()
+    ACE_THROW_SPEC (());
+
+  template<typename Y> operator Auto_Functor<Y,Functor>()
+    ACE_THROW_SPEC (());
+#else
+  operator Auto_Functor_Ref<X,Functor>()
+    ACE_THROW_SPEC (());
+#endif /* ACE_LACKS_MEMBER_TEMPLATES */
+
+private:
+  X * p_;
+
+  Functor f_;
+};
+
+} // namespace ACE_Utils
+
+ACE_END_VERSIONED_NAMESPACE_DECL
+
+#if defined(__ACE_INLINE__)
+# include "ace/Auto_Functor.inl"
+#endif /* __ACE_INLINE__ */
+
+#if defined(ACE_TEMPLATES_REQUIRE_SOURCE)
+# include "ace/Auto_Functor.cpp"
+#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
+
+#include /**/ "ace/post.h"
+#endif /* ACE_AUTO_FUNCTOR_H*/