pcntl_signal_dispatch

(PHP 5 >= 5.3.0, PHP 7)
Calls signal handlers for pending signals
bool pcntl_signal_dispatch ( void )

The pcntl_signal_dispatch() function calls the signal handlers installed by pcntl_signal() for each pending signal.

Returns:

Returns TRUE on success or FALSE on failure.

Examples:
pcntl_signal_dispatch() example
<?php
echo "Installing signal handler...\n";
pcntl_signal(SIGHUP,  function($signo) {
     echo "signal handler called\n";
});

echo "Generating signal SIGHUP to self...\n";
posix_kill(posix_getpid(), SIGHUP);

echo "Dispatching...\n";
pcntl_signal_dispatch();

echo "Done\n";

?>

The above example will output something similar to:

Installing signal handler...
Generating signal SIGHUP to self...
Dispatching...
signal handler called
Done
See also:

pcntl_signal() -

pcntl_sigprocmask() -

pcntl_sigwaitinfo() -

pcntl_sigtimedwait() -

doc_php
2016-02-24 16:05:11
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