From 32546e22828e793e3881e1055acb72b6a044e331 Mon Sep 17 00:00:00 2001
From: Rat <none@none>
Date: Mon, 7 Jun 2010 19:10:55 +0200
Subject: added ace + vcproj for win

--HG--
branch : trunk
---
 externals/ace/Hashable.cpp | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 externals/ace/Hashable.cpp

(limited to 'externals/ace/Hashable.cpp')

diff --git a/externals/ace/Hashable.cpp b/externals/ace/Hashable.cpp
new file mode 100644
index 00000000000..94c25faf1c8
--- /dev/null
+++ b/externals/ace/Hashable.cpp
@@ -0,0 +1,36 @@
+//$Id: Hashable.cpp 80826 2008-03-04 14:51:23Z wotte $
+
+#include "ace/Hashable.h"
+
+#if !defined (__ACE_INLINE__)
+#include "ace/Hashable.inl"
+#endif /* __ACE_INLINE __ */
+
+
+ACE_RCSID (ace,
+           Hashable,
+           "$Id: Hashable.cpp 80826 2008-03-04 14:51:23Z wotte $")
+
+
+ACE_BEGIN_VERSIONED_NAMESPACE_DECL
+
+ACE_Hashable::~ACE_Hashable (void)
+{
+}
+
+unsigned long
+ACE_Hashable::hash (void) const
+{
+  // In doing the check below, we take chance of paying a performance
+  // price when the hash value is zero.  But, that will (hopefully)
+  // happen far less often than a non-zero value, so this caching
+  // strategy should pay off, esp. if hash computation is expensive
+  // relative to the simple comparison.
+
+  if (this->hash_value_ == 0)
+    this->hash_value_ = this->hash_i ();
+
+  return this->hash_value_;
+}
+
+ACE_END_VERSIONED_NAMESPACE_DECL
-- 
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