EvSignal::__construct

Constructs EvSignal watcher object

Description

public EvSignal::__construct(
     int $signum ,
     callable $callback ,
     mixed $data = null ,
     int $priority = 0
)

Constructs EvSignal watcher object and starts it automatically. For a stopped periodic watcher consider using EvSignal::createStopped method.

Parameters

signum

Signal number. See constants exported by pcntl extension. See also signal(7) man page.

callback

See Watcher callbacks.

data

Custom data associated with the watcher.

priority

Watcher priority

Examples

Example #1 Handle SIGTERM signal

<?php
$w = new EvSignal(SIGTERM, function ($watcher) {
    echo "SIGTERM received\n";
    $watcher->stop();
});

Ev::run();
?>

See Also

  • EvSignal::createStopped