From 5caf3089287950cd9fe074f8d4b2d51ffd469339 Mon Sep 17 00:00:00 2001
From: Markus Frank <markus.frank@cern.ch>
Date: Fri, 13 Dec 2013 16:22:39 +0000
Subject: [PATCH] Fix slc5 compile problems

---
 DDG4/include/DDG4/Geant4Handle.h | 4 ++--
 DDG4/src/Geant4Handle.cpp        | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/DDG4/include/DDG4/Geant4Handle.h b/DDG4/include/DDG4/Geant4Handle.h
index 996c3b031..6560224cc 100644
--- a/DDG4/include/DDG4/Geant4Handle.h
+++ b/DDG4/include/DDG4/Geant4Handle.h
@@ -50,13 +50,13 @@ namespace DD4hep {
           : value(0) {
         checked_assign(dynamic_cast<handled_type*>(typ));
       }
-      Geant4Handle(Geant4Handle& handle);
+      Geant4Handle(const Geant4Handle& handle);
       Geant4Handle(const Geant4Kernel&, const std::string& type_name);
       /// Constructor only implemented for sensitive objects
       Geant4Handle(const Geant4Kernel& ctxt, const std::string& type_name, const std::string& detector);
       ~Geant4Handle();
       Property& operator[](const std::string& property_name) const;
-      Geant4Handle& operator=(Geant4Handle& handle);
+      Geant4Handle& operator=(const Geant4Handle& handle);
       Geant4Handle& operator=(handled_type* ptr);
       bool operator!() const;
       operator handled_type*() const;
diff --git a/DDG4/src/Geant4Handle.cpp b/DDG4/src/Geant4Handle.cpp
index aa7963cac..8b0c31939 100644
--- a/DDG4/src/Geant4Handle.cpp
+++ b/DDG4/src/Geant4Handle.cpp
@@ -49,7 +49,7 @@ template <typename TYPE> Geant4Handle<TYPE>::Geant4Handle(TYPE* typ)
     value->addRef();
 }
 
-template <typename TYPE> Geant4Handle<TYPE>::Geant4Handle(Geant4Handle<TYPE>& handle)
+template <typename TYPE> Geant4Handle<TYPE>::Geant4Handle(const Geant4Handle<TYPE>& handle)
     : value(0) {
   value = handle.get();
   if (value)
@@ -132,7 +132,7 @@ template <typename TYPE> Geant4Action* Geant4Handle<TYPE>::action() const {
   return checked_value(value);
 }
 
-template <typename TYPE> Geant4Handle<TYPE>& Geant4Handle<TYPE>::operator=(Geant4Handle& handle) {
+template <typename TYPE> Geant4Handle<TYPE>& Geant4Handle<TYPE>::operator=(const Geant4Handle& handle) {
   if (value)
     value->release();
   value = handle.get();
-- 
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