delete-backup avoid extra calls

functions/backup.sh

@@ -42,14 +42,17 @@ do
         title
         echo -e "Choose a Restore Point to Delete\nThese may be out of order if they are not HeavyScript backups"
     fi
+    while true
+    do
         echo "$list_backups"
         echo
         echo "0)  Exit"
         read -rt 120 -p "Please type a number: " selection
-    [[ $selection == 0 ]] && echo "Exiting.." && exit
         restore_point=$(echo "$list_backups" | grep ^"$selection)" | awk '{print $2}')
-    #Check for valid selection. If none, kill script
+        if [[ $selection == 0 ]]; then
-    if [[ -z "$selection" ]]; then 
+            echo "Exiting.." 
+            exit
+        elif [[ -z "$selection" ]]; then 
             echo "Your selection cannot be empty"
             sleep 3
             continue
@@ -58,6 +61,8 @@ do
             sleep 3
             continue
         fi
+        break
+    done
     while true
     do
         clear -x