Crate sem

Modules

ffi

Macros

ftok	The ftok macro returns the System-V'IPC key from pathname.
semctl	The semctl macro configures the semaphore index.
semctl_clear	The semctl_clear macro removes the goup of semaphores.
semctl_init	The semctl_init macro sets/inits the semaphore at 0.
semget	The semget macro obtains a semaphore id.
semget_id	The semget_id macro obtains a semaphore id and determinates the required flag.
semop	The semop macro sets the semaphore index according to a SemBuffer.
semop_lock	The semop_lock macro locks the semaphore.
semop_unlock	The semop_lock macro unlocks the semaphore.