SEM_RELEASE(3) 1 SEM_RELEASE(3)
sem_release - Release a semaphore
SYNOPSIS
bool sem_release (resource $sem_identifier)
DESCRIPTION
sem_release(3) releases the semaphore if it is currently acquired by the calling process, otherwise a warning is generated.
After releasing the semaphore, sem_acquire(3) may be called to re-acquire it.
PARAMETERS
o $sem_identifier
- A Semaphore resource handle as returned by sem_get(3).
RETURN VALUES
Returns TRUE on success or FALSE on failure.
SEE ALSO
sem_get(3), sem_acquire(3).
PHP Documentation Group SEM_RELEASE(3)
