rm -rf $TMP_DIR
+# create diff patches
+BASEVER=${VERSION%.*}.0
+if [ -e $DIST_DIR/$PACKAGE_NAME-$BASEVER.tar.$EXT ]; then
+ base=$(readlink -f $DIST_DIR/$PACKAGE_NAME-$BASEVER.tar.$EXT)
+ current=$DIST_DIR/$PACKAGE_NAME-$VERSION.tar.$EXT
+ sh -x $WORK_DIR/make-diff-patch.sh $base $current
+ mv $PACKAGE_NAME-$VERSION.patch.$EXT $DIST_DIR
+fi
+
# try updating spec and build it as well
if [ -x $WORK_DIR/update-source.sh ]; then
build_package=1 \