The function
barrier-count
returns the current count of the barrier
barrier
, or
nil
for a disabled barrier.
The count value can be changed by barrier-unblock, barrier-enable, barrier-disable or barrier-change-count.
barrier-wait
make-barrier
barrier-change-count
barrier-disable
barrier-enable
barrier-unblock
LispWorks User Guide and Reference Manual - 21 Dec 2011