evdist: Fix some segv

evdist/settings.go

@@ -71,6 +71,30 @@ func (l *distList) AddEvent(nsf *settings.NextSettingsFile) {
 	}
 }
 
+func (l *distList) DelEvent(id int64) {
+	l.Lock.Lock()
+
+	istop := len(l.List)
+	for i, n := range l.List {
+		if n.Id == id {
+			istop = i
+			break
+		}
+	}
+
+	if istop == len(l.List)-1 {
+		l.List = l.List[:istop]
+	} else if istop != len(l.List) {
+		l.List = append(l.List[:istop], l.List[istop+1:]...)
+	}
+
+	l.Lock.Unlock()
+
+	if istop == 0 {
+		l.ResetTimer()
+	}
+}
+
 func (l *distList) ResetTimer() {
 	l.Lock.RLock()
 	defer l.Lock.RUnlock()