bugfix message history

chatserver.go

@@ -744,7 +744,6 @@ func main() {
 	broadcastMsg = make(chan myMsg, 128)
 	// Poor-Man's container/ring (circular buffer)
 	myChatHist.msgs = make([]*myMsg, 128)
-	msgIndex := 0
 
 	var addr string
 	if 0 != int(*port) {
@@ -854,7 +853,7 @@ func main() {
 			myHttpServer.chans <- bufConn
 		case msg := <-broadcastMsg:
 			// copy comes in, pointer gets saved (and not GC'd, I hope)
-			myChatHist.msgs[msgIndex] = &msg
+			myChatHist.msgs[myChatHist.i] = &msg
 			myChatHist.i += 1
 			if myChatHist.c < cap(myChatHist.msgs) {
 				myChatHist.c += 1