PAUSE(2) — UNIX Programmer’s Manual
NAME
pause − stop until signal
SYNOPSIS
pause()
DESCRIPTION
Pause never returns normally. It is used to give up control while waiting for a signal from kill(2) or alarm(2). Upon termination of a signal handler started during a pause, the pause call will return.
SEE ALSO
kill(1), kill(2), alarm(2), signal(2), setjmp(3)
7th Edition