unification cont.

releng/template_new_releng

@@ -11,6 +11,15 @@ if [ ! -x $RELENG_XORRISO ]; then
  exit 31
 fi
 
+# check data dir, if any and after checking -x xorriso
+if [ -d "${GEN_DATA_DIR}" ]; then
+ printf "\n${SELF}: directory %s exists!" ${GEN_DATA_DIR}
+ printf "\n${SELF}: use '${SELF} -c1' to remove.\n"
+ exit 8
+else
+ mkdir "${GEN_DATA_DIR}"
+fi
+
 printf "\n$0: FAIL: === TEPLATE === RENAME ME TO releng_<title>\n"
 exit 31