Ignore EvtReadNew if EvtReadFin is already set

src/core.go

@@ -188,7 +188,6 @@ func Run(opts *Options, revision string) {
 	if opts.Sync {
 		eventBox.Unwatch(EvtReadNew)
 		eventBox.WaitFor(EvtReadFin)
-		eventBox.Unset(EvtReadNew)
 	}
 
 	// Go interactive
@@ -210,6 +209,9 @@ func Run(opts *Options, revision string) {
 		delay := true
 		ticks++
 		eventBox.Wait(func(events *util.Events) {
+			if _, fin := (*events)[EvtReadFin]; fin {
+				delete(*events, EvtReadNew)
+			}
 			for evt, value := range *events {
 				switch evt {
 

src/util/eventbox.go

@@ -45,13 +45,6 @@ func (b *EventBox) Set(event EventType, value interface{}) {
 	b.cond.L.Unlock()
 }
 
-// Unset turns off the event type on the box
-func (b *EventBox) Unset(event EventType) {
-	b.cond.L.Lock()
-	delete(b.events, event)
-	b.cond.L.Unlock()
-}
-
 // Clear clears the events
 // Unsynchronized; should be called within Wait routine
 func (events *Events) Clear() {