semaphore

Documentation

Index

• type Semaphore
  • func NewSemaphore(N int) Semaphore
  • func (s Semaphore) Lock()
  • func (s Semaphore) P(n int)
  • func (s Semaphore) Signal()
  • func (s Semaphore) Unlock()
  • func (s Semaphore) V(n int)
  • func (s Semaphore) Wait(n int)

Types

type Semaphore

type Semaphore chan struct{}

Semaphore is empty type chan

func NewSemaphore

func NewSemaphore(N int) Semaphore

NewSemaphore return semaphore

func (Semaphore) Lock

func (s Semaphore) Lock()

Lock used to lock resource

func (Semaphore) P

func (s Semaphore) P(n int)

P used to acquire n resources

func (Semaphore) Signal

func (s Semaphore) Signal()

Signal used to send signal

func (Semaphore) Unlock

func (s Semaphore) Unlock()

Unlock used to unlock resource

func (Semaphore) V

func (s Semaphore) V(n int)

V used to release n resouces

func (Semaphore) Wait

func (s Semaphore) Wait(n int)

Wait used to wait signal