func chkForClient(handle datastore.Dbhandle, name string) error {
var userID int32
err := handle.QueryRow("SELECT id FROM clients WHERE name = ?", name).Scan(&userID)
if err != sql.ErrNoRows {
if err == nil {
err = fmt.Errorf("a client with id %d named %s was found that would conflict with this user", userID, name)
}
} else {
err = nil
}
return err
}
