. ${ADT_XENLVM_SHARE:=/usr/share/autopkgtest/xenlvm}/justconfig
while test $# -gt $nonoptargs; do shift; done
-ssh $adt_ssh_keyident_args $adt_guest_ipaddr "$@"
+: "$1"
+
+case "$1" in
+--print-command) ppfx=echo; r=root@; shift ;;
+--print0-command) ppfx=ppfx0; r=root@; shift ;;
+--) shift ;;
+-*) fail "invalid instead-of-command options \`$1'" ;;
+esac
+
+ppfx0 () { for x in "$@"; do printf '%s\0' "$x"; done; }
+
+$ppfx ssh $adt_ssh_keyident_args $r$adt_guest_ipaddr "$@"