(PECL event >= 1.2.6-beta)
Event::signal — Constructs signal event object
Constructs signal event object. This is a straightforward method to create a signal event. Note, the generic Event::__construct() method can contruct signal event objects too.
base
The associated event base object.
signum
The signal number.
cb
The signal event callback. See Event callbacks.
arg
Custom data. If specified, it will be passed to the callback when event triggers.
Returns Event object on success. Otherwise false.