From 3e7072dd08829826b78c55b8857e3a5b1df784e6 Mon Sep 17 00:00:00 2001
From: Wiebe Cazemier <wiebe@halfgaar.net>
Date: Thu, 17 Dec 2020 20:24:25 +0100
Subject: [PATCH] Yield write time when locked

---
 client.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/client.cpp b/client.cpp
index 5bfcfec..a51d1d6 100644
--- a/client.cpp
+++ b/client.cpp
@@ -116,7 +116,8 @@ void Client::writePingResp()
 
 bool Client::writeBufIntoFd()
 {
-    std::lock_guard<std::mutex> locker(writeBufMutex);
+    if (!writeBufMutex.try_lock())
+        return true;
 
     int n;
     while ((n = write(fd, &writebuf[wri], getWriteBufBytesUsed())) != 0)
@@ -142,6 +143,7 @@ bool Client::writeBufIntoFd()
         setReadyForWriting(false);
     }
 
+    writeBufMutex.unlock();
     return true;
 }
 
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