Index: trunk/MagicSoft/Mars/mfileio/MReadTree.cc
===================================================================
--- trunk/MagicSoft/Mars/mfileio/MReadTree.cc	(revision 6085)
+++ trunk/MagicSoft/Mars/mfileio/MReadTree.cc	(revision 6499)
@@ -1120,14 +1120,12 @@
 //  Return the name of the file we are actually reading from.
 //
-TString MReadTree::GetFileName() const
+TString MReadTree::GetFullFileName() const
 {
     const TFile *file = fChain ? fChain->GetFile() : fTree->GetCurrentFile();
 
     if (!file)
-        return TString("<unknown>");
-
-    TString name(file->GetName());
-    name.Remove(0, name.Last('/')+1);
-    return name;
+        return "<unknown>";
+
+    return file->GetName();
 }