sem_get
sem_remove
Semaphore 함수 목록
PHP Manual

# sem_release

(PHP 4, PHP 5)

sem_release — Release a semaphore

### 설명

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.

### 인수

`sem_identifier`

  A Semaphore resource handle as returned by sem_get().

### 반환값

성공할 경우 `TRUE`를, 실패할 경우 `FALSE`를 반환합니다.

### 참고

- sem_get() - Get a semaphore id
- sem_acquire() - Acquire a semaphore

sem_get
sem_remove
Semaphore 함수 목록
PHP Manual