semaphore

Documentation

Index

• type Semaphore
  • func NewSemaphore(permits int) *Semaphore
  • func (s *Semaphore) Acquire()
  • func (s *Semaphore) Release()

Types

type Semaphore

type Semaphore struct {
	// contains filtered or unexported fields
}

Semaphore is a very simple semaphore

func NewSemaphore

func NewSemaphore(permits int) *Semaphore

NewSemaphore creates a new semaphore with a given amount of permits before blocking.

func (*Semaphore) Acquire

func (s *Semaphore) Acquire()

Acquire acquires one of the permits of the semaphore, blocking if none available.

func (*Semaphore) Release

func (s *Semaphore) Release()

Release releases one of the semaphore's permits, making it available.