// Getall retrieves the values of all the semaphores in the set
func (ss *SemaphoreSet) Getall() ([]uint16, error) {
carr := make([]C.ushort, ss.count)
rc, err := C.semctl_arr(C.int(ss.id), C.GETALL, &carr[0])
if rc == -1 {
return nil, err
}
results := make([]uint16, ss.count)
for i, ci := range carr {
results[i] = uint16(ci)
}
return results, nil
}
// Setall sets the values of every semaphore in the set
func (ss *SemaphoreSet) Setall(values []uint16) error {
if uint(len(values)) != ss.count {
return errors.New("sysvipc: wrong number of values for Setall")
}
carr := make([]C.ushort, ss.count)
for i, val := range values {
carr[i] = C.ushort(val)
}
rc, err := C.semctl_arr(C.int(ss.id), C.SETALL, &carr[0])
if rc == -1 {
return err
}
return nil
}