CarpetLib: Forbid copying data<T> objects

darcs-hash:20050411183135-891bb-5d2ced682685fb55a00da1864560e54bd113f765.gz

1 files changed, 5 insertions, 3 deletions

diff --git a/Carpet/CarpetLib/src/gdata.hh b/Carpet/CarpetLib/src/gdata.hh
index a31468c69..b35f2dbce 100644
--- a/Carpet/CarpetLib/src/gdata.hh
+++ b/Carpet/CarpetLib/src/gdata.hh
@@ -48,6 +48,11 @@ protected:                      // should be readonly
   
   int tag;                      // MPI tag for this object
   
+private:
+  // Forbid copying and passing by value
+  gdata (gdata const &);
+  gdata & operator= (gdata const &);
+  
 public:
 
   // Constructors
@@ -64,9 +69,6 @@ public:
               const operator_type transport_operator = op_error,
               const int tag = -1) const = 0;
   
-  // Assignment
-  gdata & operator= (gdata const & from);
-
   // Processor management
   void change_processor (comm_state& state,
                          const int newproc,