adding dereference operator for iterator class

diff --git a/HLT/BASE/AliHLTIndexGrid.h b/HLT/BASE/AliHLTIndexGrid.h
index db1b182ab92356d5f2a04ab54fd18014380c4c23..e71fd002270ef478fe29d4a276d61c66249c62c8 100644 (file)
--- a/HLT/BASE/AliHLTIndexGrid.h
+++ b/HLT/BASE/AliHLTIndexGrid.h
@@ -16,6 +16,7 @@
 #include <iostream>
 #include <iomanip>
 #include <memory>
+#include <cerrno>
 
 template <typename T, typename V>
 class AliHLTIndexGrid {
@@ -216,6 +217,8 @@ class AliHLTIndexGrid {
     const ValueType& Data() const {return *fData;}
     ValueType& Data() {return *fData;}
 
+    ValueType operator*() {return *fData;}
+
   protected:
   private:
     ValueType* fData; //! data