semaphore

Documentation

Index

• type Semaphore
  • func NewSemaphore(n int) *Semaphore
  • func (sem *Semaphore) P()
  • func (sem *Semaphore) V()
  • func (sem *Semaphore) Wait()

Types

type Semaphore

type Semaphore struct {
	Threads chan int
	Wg      sync.WaitGroup
}

Semaphore implements the signal mechanism management

func NewSemaphore

func NewSemaphore(n int) *Semaphore

NewSemaphore returns a new semaphore

func (*Semaphore) P

func (sem *Semaphore) P()

P is a primitive operation that requests the allocation of a unit resource

func (*Semaphore) V

func (sem *Semaphore) V()

V is a primitive operation that releases a unit of resources

func (*Semaphore) Wait

func (sem *Semaphore) Wait()

Wait waits for all unit resources to be released