4 "github.com/anon55555/mt"
5 "github.com/yuin/gopher-lua"
10 func doPoll(l *lua.LState, clients []*Client) (*Client, *mt.Pkt, bool) {
11 var timeout time.Duration
14 timeout = time.Duration(float64(l.ToNumber(2)) * float64(time.Second))
18 cases := make([]reflect.SelectCase, 0, len(clients)+2)
19 for _, client := range clients {
20 if client.state != csConnected {
24 cases = append(cases, reflect.SelectCase{
25 Dir: reflect.SelectRecv,
26 Chan: reflect.ValueOf(client.queue),
33 return nil, nil, false
36 cases = append(cases, reflect.SelectCase{
37 Dir: reflect.SelectRecv,
38 Chan: reflect.ValueOf(signalChannel()),
42 cases = append(cases, reflect.SelectCase{
43 Dir: reflect.SelectRecv,
44 Chan: reflect.ValueOf(time.After(timeout)),
48 idx, value, ok := reflect.Select(cases)
54 client := clients[idx]
58 pkt = value.Interface().(*mt.Pkt)
60 client.state = csDisconnected
63 return client, pkt, false