php man page for pcntl_sigtimedwait

PCNTL_SIGTIMEDWAIT(3)							 1						     PCNTL_SIGTIMEDWAIT(3)

pcntl_sigtimedwait - Waits for signals, with a timeout

SYNOPSIS
       int pcntl_sigtimedwait (array  $set, [array  &$siginfo], [int  $seconds], [int  $nanoseconds])

DESCRIPTION
	The  pcntl_sigtimedwait(3)  function  operates in exactly the same way as pcntl_sigwaitinfo(3) except that it takes two additional parame-
       ters, $seconds and $nanoseconds, which enable an upper bound to be placed on the time for which the script is suspended.

PARAMETERS
	      o $set
		- Array of signals to wait for.

	      o $siginfo
		- The $siginfo is set to an array containing informations about the signal. See pcntl_sigwaitinfo(3).

	      o $seconds
		- Timeout in seconds.

	      o $nanoseconds
		- Timeout in nanoseconds.

RETURN VALUES
	On success, pcntl_sigtimedwait(3) returns a signal number.

SEE ALSO
       pcntl_sigprocmask(3), pcntl_sigwaitinfo(3).

PHP Documentation Group 												     PCNTL_SIGTIMEDWAIT(3)