run-1c8.sh: add warning about missed Kerberos ticket

etersoft/run-1c8.sh

@@ -2,9 +2,17 @@
 
 # Usage: run-1c8.sh [wine]
 
+assure_kerberos()
+{
+    klist >/dev/null && return
+    zenity --error --no-wrap --text="Не получен тикет Kerberos"
+    return 1
+}
+
 # rerun via ssh from rw
 if [ "$(hostname -s)" != "rw" ] ; then
-    TODO: use rxclient or xpra
+    # TODO: use rxclient or xpra
+    assure_kerberos || exit 1
     ssh -o PasswordAuthentication=no -Y rw /home/share/resources/wine-buh/run-1c8.sh
     exit
 fi