smuuf/primi

<?php

declare(strict_types=1);

namespace Smuuf\Primi\Tasks\Types;

use \Smuuf\Primi\Repl;
use \Smuuf\Primi\Context;
use \Smuuf\Primi\Ex\EngineInternalError;
use \Smuuf\Primi\Ex\SystemException;
use \Smuuf\Primi\Tasks\TaskInterface;
use \Smuuf\StrictObject;

class PosixSignalTask implements TaskInterface {

    use StrictObject;

    /** @var int Posix signal number. */
    private $signum = \null;

    public function __construct(int $signum) {
        $this->signum = $signum;
    }

    public function execute(Context $ctx): void {

        switch ($this->signum) {
            case SIGINT:
                throw new SystemException('Received SIGINT');
            case SIGTERM:
                throw new SystemException('Received SIGTERM');
            case SIGQUIT:

                if (!$ctx->getConfig()->getSigQuitDebugging()) {
                    throw new SystemException('Received SIGQUIT');
                }

                $repl = new Repl('debugger');
                $repl->start($ctx);
                return;

            default:
                $msg = sprintf('Unable to handle unknown signal %d', $this->signum);
                throw new EngineInternalError($msg);
        }

    }

}