public function __construct($opt_str)
{
parent::__construct(sprintf('no such option: %s', $opt_str));
}
public function __construct($opt_str, $possibilities)
{
// Have to skip the BadOptionException constructor or the string gets double-prefixed.
Horde_Argv_OptionException::__construct(sprintf('ambiguous option: %s (%s?)', $opt_str, implode(', ', $possibilities)));
}