Close a named semaphore
#include <semaphore.h> int sem_close( sem_t * sem );
- A pointer to a semaphore, as returned by sem_open() .
Use the -l c option to qcc to link against this library. This library is usually included automatically.
The sem_close() function closes the named semaphore sem opened by sem_open(), releasing any system resources associated with the sem.
- An error occurred (errno is set).
- Invalid semaphore descriptor sem.