NAME
sem_close — close a named semaphore
SYNOPSIS
#include <semaphore.h>
int
sem_close(sem_t *sem);
DESCRIPTION
The system resources associated with the named semaphore referenced by sem are deallocated and the descriptor is invalidated.
If successful, sem_close() will return 0. Otherwise, -1 is returned and errno is set.
ERRORS
sem_close() succeeds unless:
[EINVAL]
sem is not a valid semaphore descriptor.
SEE ALSO
semctl(2), semget(2), semop(2), sem_init(2), sem_open(2), sem_unlink(2)
HISTORY
sem_close() is specified in the POSIX Realtime Extension (1003.1b-1993/1003.1i-1995).
Darwin June 8, 2000 Darwin