pcntl_sigprocmask

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

pcntl_sigprocmaskSets and retrieves blocked signals

Descripción

pcntl_sigprocmask(int $mode, array $signals, array &$old_signals = null): bool

The pcntl_sigprocmask() function adds, removes or sets blocked signals, depending on the mode parameter.

Parámetros

mode

Sets the behavior of pcntl_sigprocmask(). Possible values:

  • SIG_BLOCK: Add the signals to the currently blocked signals.
  • SIG_UNBLOCK: Remove the signals from the currently blocked signals.
  • SIG_SETMASK: Replace the currently blocked signals by the given list of signals.

signals

List of signals.

old_signals

The old_signals parameter is set to an array containing the list of the previously blocked signals.

Valores devueltos

Devuelve true en caso de éxito o false en caso de error.

Ejemplos

Ejemplo #1 pcntl_sigprocmask() example

<?php
pcntl_sigprocmask
(SIG_BLOCK, array(SIGHUP));
$oldset = array();
pcntl_sigprocmask(SIG_UNBLOCK, array(SIGHUP), $oldset);
?>

Ver también

add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top