ChangeLogTag:Sun Nov 7 12:03:31 1999 Douglas C. Schmidt <schmidt@tango.cs.wustl.edu>

1 files changed, 83 insertions, 0 deletions

diff --git a/ace/Auto_IncDec_T.h b/ace/Auto_IncDec_T.h
new file mode 100644
index 00000000000..024729bf7be
--- /dev/null
+++ b/ace/Auto_IncDec_T.h
@@ -0,0 +1,83 @@
+/* -*- C++ -*- */
+// $Id$
+
+//============================================================================
+//
+// = LIBRARY
+//    ace
+//
+// = FILENAME
+//    Auto_IncDec_T.h
+//
+// = AUTHOR
+//    Edan Ayal <EdanA@cti2.com>
+//
+//============================================================================
+
+#ifndef ACE_AUTO_INCDEC_T_H
+#define ACE_AUTO_INCDEC_T_H
+
+#include "ace/OS.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+template <class ACE_SAFELY_INCREMENTABLE_DECREMENTABLE>
+class ACE_Auto_IncDec
+{
+  // = TITLE
+  //     This class automatically increments and decrements a
+  //     parameterized counter.
+  //
+  // = DESCRIPTION
+  //     This data structure is meant to be used within a method,
+  //     function, or scope.  The actual parameter given for the
+  //     <ACE_SAFELY_INCREMENTABLE_DECREMENTABLE> template parameter
+  //     must provide at least opertaors ++ and --.
+public:
+  // = Initialization and termination methods.
+  ACE_Auto_IncDec (ACE_SAFELY_INCREMENTABLE_DECREMENTABLE &counter);
+  // Implicitly increment the counter.
+
+  ~ACE_Auto_IncDec (void);
+  // Implicitly decrement the counter.
+
+  void dump (void) const;
+  // Dump the state of an object.
+
+protected:
+  ACE_SAFELY_INCREMENTABLE_DECREMENTABLE &counter_;
+  // Reference to the <ACE_SAFELY_INCREMENTABLE_DECREMENTABLE> counter
+  // we're incrementing/decrementing.
+
+private:
+  // = Prevent assignment and initialization.
+  ACE_UNIMPLEMENTED_FUNC (void operator= (const
+                                          ACE_Auto_IncDec<ACE_SAFELY_INCREMENTABLE_DECREMENTABLE> &))
+    ACE_UNIMPLEMENTED_FUNC (ACE_Auto_IncDec (const
+                                            ACE_Auto_IncDec<ACE_SAFELY_INCREMENTABLE_DECREMENTABLE> &))
+};
+
+#if defined (__ACE_INLINE__)
+#include "ace/Auto_IncDec_T.i"
+// On non-Win32 platforms, this code will be inlined
+#endif /* __ACE_INLINE__ */
+
+#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
+#include "ace/Auto_IncDec_T.cpp"
+// On Win32 platforms, this code will be included as template source
+// code and will not be inlined. Therefore, we first turn off
+// ACE_INLINE, set it to be nothing, include the code, and then turn
+// ACE_INLINE back to its original setting. All this nonsense is
+// necessary, since the generic template code that needs to be
+// specialized cannot be inlined, else the compiler will ignore the
+// specialization code. Also, the specialization code *must* be
+// inlined or the compiler will ignore the specializations.
+#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
+
+#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
+#pragma implementation ("Auto_IncDec_T.cpp")
+#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
+
+#endif /* ACE_AUTO_INCDEC_T_H */