UNSLEEP(2)
NAME
unsleep − remove a sleeping process from the clock queue prematurely
SYNOPSIS
int unsleep(pid)
int pid;
DESCRIPTION
Unsleep allow one process to take another out of the sleeping state before the time limit has expired. usually, only system routines like RECVTIM(2) and KILL(2) call unsleep. User-level processes can avoid using unsleep by arranging processes to cooperate using message passing primitives.
SEE ALSO
December 01, 1986 — Xinu Programmer’s Manual