···866 # necessary when sources have been copied from other store
867 # locations.
868 if [ "${dontMakeSourcesWritable:-0}" != 1 ]; then
869- chmod -R u+w "$sourceRoot"
870 fi
871872 runHook postUnpack
···866 # necessary when sources have been copied from other store
867 # locations.
868 if [ "${dontMakeSourcesWritable:-0}" != 1 ]; then
869+ chmod -R u+w -- "$sourceRoot"
870 fi
871872 runHook postUnpack