Semaphore
PHP Manual

sem_release

(PHP 4, PHP 5)

sem_release — release a semaphore

Descripción

int sem_release ( int $sem_identifier )

Returns: TRUE on success, FALSE on error

sem_release() releases the semaphore if it is currently acquired by the calling process, otherwise a warning is generated.

After releasing the semaphore, sem_acquire() may be called to re-acquire it.

Véase tambien: sem_get() y sem_acquire().


Semaphore
PHP Manual