From 6fb338dbb802a5223ddc97a5e02ce87f988ada6f Mon Sep 17 00:00:00 2001
From: "Sascha L. Teichmann" <sascha.teichmann@intevation.de>
Date: Mon, 28 Feb 2022 21:26:04 +0100
Subject: [PATCH] Another try to fix not removing last player.

---
 cmd/mtwebmapper/players.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/cmd/mtwebmapper/players.go b/cmd/mtwebmapper/players.go
index dd8f2a9..54d43d4 100644
--- a/cmd/mtwebmapper/players.go
+++ b/cmd/mtwebmapper/players.go
@@ -133,13 +133,17 @@ func samePlayers(a, b []*player) bool {
 
 func (ps *players) run() {
 	for {
+		ps.mu.Lock()
+		empty := len(ps.pls) == 0
+		ps.mu.Unlock()
+
 		pls, err := ps.readFromFIFO()
 		if err != nil {
 			//log.Printf("err: %s\n", err)
 			time.Sleep(sleepInterval)
 			continue
 		}
-		if pls == nil {
+		if empty && pls == nil {
 			//log.Println("no players")
 			continue
 		}