-mkdir "$EXTVEIDFS"
-date > "$EXTVEIDFS/begin"
-if ! cd "$EXTVEIDFS"; then
- cleanup 1 "cannot change into $EXTVEIDFS directory"
-fi
+mkdir "$EXTVEIDFS" || cleanup 1 "cannot mkdir $EXTVEIDFS/"
+cd "$EXTVEIDFS" || cleanup 1 "cannot cd into $EXTVEIDFS/"
+echo "$STARTDATE" > "$EXTVEIDFS/begin"