os_error_t os_mutex_release(struct os_mutex *mu)
Release ownership of a mutex
Arguments | Description |
---|---|
*mu | Pointer to mutex |
OS_INVALID_PARM: returned when *mu is NULL on entry.
OS_OK: mutex initialized successfully.
OS_BAD_MUTEX: The mutex was not owned by the task attempting to release it.
OS_NOT_STARTED: Attempt to release a mutex before the os has been started.
struct os_mutex g_mutex1; os_error_t err; err = os_mutex_pend(&g_mutex1, 0); assert(err == OS_OK); /* Perform operations requiring exclusive access */ err = os_mutex_release(&g_mutex1); assert(err == OS_OK);