Release a semaphore


(PHP 4, PHP 5)

sem_releaseRelease a semaphore

Описание

bool sem_release ( resource $sem_identifier )

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.

Список параметров

sem_identifier

A Semaphore resource handle as returned by sem_get().

Возвращаемые значения

Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.

Смотрите также