VMS Help  —  RTL Routines, PPL$  PPL$READ_BARRIER
    The Read a Barrier routine returns the specified barrier's
    current quorum and the number of participants currently waiting
    (blocked) at the barrier. The barrier must have been created by
    PPL$CREATE_BARRIER.

    Format

      PPL$READ_BARRIER  barrier-id ,quorum ,waiters
Additional Information: explode extract
Arguments
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