/**
* Run curl_multi_exec() loop.
*/
public function wait()
{
curl_multi_exec($this->mh, $active);
// Start requests.
do {
// if cURL handle is running, use curl_multi_select()
// otherwise, just sleep until nearest time
$this->scheduler->isEmpty() ? $this->delayer->sleep() : curl_multi_select($this->mh, $this->options['interval']) < 0 && usleep($this->options['interval'] * 1000000);
curl_multi_exec($this->mh, $active);
$this->scheduler->consume();
$this->delayer->consume();
} while (!$this->haltException && (!$this->scheduler->isEmpty() || !$this->delayer->isEmpty()));
if ($this->haltException) {
throw $this->haltException;
}
}
