sem_signal
sem_signal
Signal a semaphore.
Signature
Status sem_signal(
Capref sem )
Arguments
- sem - A
capref
specifying a capability for a semaphore.
Semantics
This call is used to increment the count of the semaphore sem. If the
count is negative prior to the call, one of the
loci
currently waiting on sem is selected and unblocked allowing it to return
from its call to
sem_wait.
Status
See Also
Capref
sem_wait