mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-12-23 02:26:49 -05:00
36 lines
888 B
Go
36 lines
888 B
Go
package signal
|
|
|
|
// CancelSignal is a signal passed to goroutine, in order to cancel the goroutine on demand.
|
|
type CancelSignal struct {
|
|
cancel chan struct{}
|
|
done chan struct{}
|
|
}
|
|
|
|
// NewCloseSignal creates a new CancelSignal.
|
|
func NewCloseSignal() *CancelSignal {
|
|
return &CancelSignal{
|
|
cancel: make(chan struct{}),
|
|
done: make(chan struct{}),
|
|
}
|
|
}
|
|
|
|
// Cancel signals the goroutine to stop.
|
|
func (this *CancelSignal) Cancel() {
|
|
close(this.cancel)
|
|
}
|
|
|
|
// WaitForCancel should be monitored by the goroutine for when to stop.
|
|
func (this *CancelSignal) WaitForCancel() <-chan struct{} {
|
|
return this.cancel
|
|
}
|
|
|
|
// Done signals the caller that the goroutine has completely finished.
|
|
func (this *CancelSignal) Done() {
|
|
close(this.done)
|
|
}
|
|
|
|
// WaitForDone is used by caller to wait for the goroutine finishes.
|
|
func (this *CancelSignal) WaitForDone() <-chan struct{} {
|
|
return this.done
|
|
}
|