(PHP 5 >= 5.3.0)
pcntl_sigprocmask — Sets and retrieves blocked signals
$how
, array $set
[, array &$oldset
] )
The pcntl_sigprocmask() function adds, removes or sets blocked
signals, depending on the how
parameter.
how
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.set
List of signals.
oldset
The oldset
parameter is set to an array
containing the list of the previously blocked signals.
Devuelve TRUE
en caso de éxito o FALSE
en caso de error.
Ejemplo #1 pcntl_sigprocmask() example
<?php
pcntl_sigprocmask(SIG_BLOCK, array(SIGHUP));
$oldset = array();
pcntl_sigprocmask(SIG_UNBLOCK, array(SIGHUP), $oldset);
?>