improve test if classes are defined

faiproject · Jul 1, 2021 · 116a870 · 116a870
1 parent 64b6436
commit 116a870
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/bin/fai-diskimage b/bin/fai-diskimage
@@ -108,7 +108,7 @@ while true ; do
             export verbose=1
             shift ;;
         -c|--class)
-            export classes=$2
+            export classes="-c $2"
             shift 2 ;;
         -C|--cfdir)
             cfdir="-C $2 "
@@ -181,8 +181,8 @@ case $ext in
     *) die 8 "Unknown suffix .$ext in name of disk image. Please use raw, qcow2, vdi, vmdk or vhdx."
 esac
 
-if [ -z "$classes" ]; then
-    die 7 "No classes are defined"
+if [ -z "$classes" -a -z "$renew" ]; then
+    die 7 "No classes are defined. Use -c or -N."
 fi
 
 : ${cspace:=/srv/fai/config}