failure "Host userID '$userID' already exists."
if [ "$PROMPT" = "true" ] ; then
- read -p "The following user ID will be added to the host key:
- $userID
-Are you sure you would like to add this user ID? (Y/n) " OK; OK=${OK:=Y}
+ printf "The following user ID will be added to the host key:\n %s\nAre you sure you would like to add this user ID? (Y/n) " "$userID" >&2
+ read OK; OK=${OK:=Y}
if [ "${OK/y/Y}" != 'Y' ] ; then
failure "User ID not added."
fi