/**
* Starts the work of the fork
*
* @param integer $pid
* @param callable $callback
* @param \Zepi\Core\Utils\Entity\Task $task
* @param \Zepi\Core\Utils\Entity\Process $oldProcess
*/
protected function startFork($pid, $callback, Task $task, Process $oldProcess = null)
{
if ($pid === -1) {
$this->cliHelper->writeTimeLine('Could not fork!');
exit;
} elseif ($pid) {
$newProcess = new Process($task, $pid);
$this->processes[$pid] = $newProcess;
if ($callback !== null) {
if ($oldProcess !== null) {
call_user_func($callback, $oldProcess, $newProcess);
} else {
call_user_func($callback, $newProcess);
}
}
} else {
$this->executeTask($task);
}
}
