More cache development. I'm going to have to switch from template functions to

functors.  I like template functions a little more, but functors can be at
least as fast.  It won't be much of a change.

1 files changed, 19 insertions, 0 deletions

diff --git a/src/cachable.h b/src/cachable.h
new file mode 100644
index 0000000..529da6f
--- /dev/null
+++ b/src/cachable.h
@@ -0,0 +1,19 @@
+#ifndef BU_CACHABLE_H
+#define BU_CACHABLE_H
+
+namespace Bu
+{
+        class Cachable
+        {
+        public:
+                Cachable();
+                virtual ~Cachable();
+
+                virtual long getCacheId() const =0;
+        };
+
+        template<class obtype> long getCacheId( const obtype *o );
+        template<> long getCacheId<Cachable>( const Cachable *o );
+};
+
+#endif