- add Source::checksum() which in combination with

  timestamp can give an idea of a source change.

diff --git a/zypp/source/SourceImpl.h b/zypp/source/SourceImpl.h
index 0d865b3..26def71 100644 (file)
--- a/zypp/source/SourceImpl.h
+++ b/zypp/source/SourceImpl.h
@@ -213,6 +213,8 @@ namespace zypp
         */
       virtual Date timestamp() const;
 
+      virtual std::string checksum() const;
+      
       std::string alias (void) const
       { return _alias; }