#!/bin/sh
# issue welcome message if there's a guest user
# (the first one configured with empty password)

[ -n "$GLOBAL_USERS" ] || {
	echo "** 50-issue: warning, no users created" >&1
	exit 0
}

guest=
for u in $GLOBAL_USERS; do
	login="${u%%:*}"
	[ -n "$login" ] || continue
	rest="${u#*:}"
	pass="${rest%%:*}"
	[ -z "$pass" ] || continue
	guest="$login"
	break
done

[ -n "$guest" ] || exit 0

echo "Hello friend, say \`$guest' to log in at \\l" >> /etc/issue