From 3c1fd0d7ca3ca7e624b066394892412bdb3c0a78 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Simon=20St=C3=BCrz?= <simon.stuerz@nymea.io>
Date: Mon, 15 Nov 2021 12:48:43 +0100
Subject: [PATCH] Fix serial port error signal for older qt versions

---
 owlet/owletserialtransport.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/owlet/owletserialtransport.cpp b/owlet/owletserialtransport.cpp
index 510211c6..b66a3e33 100644
--- a/owlet/owletserialtransport.cpp
+++ b/owlet/owletserialtransport.cpp
@@ -20,9 +20,10 @@ OwletSerialTransport::OwletSerialTransport(const QString &serialPortName, uint b
     m_serialPort->setFlowControl(QSerialPort::FlowControl::NoFlowControl);
 
     connect(m_serialPort, &QSerialPort::readyRead, this, &OwletSerialTransport::onReadyRead);
-    connect(m_serialPort, &QSerialPort::errorOccurred, this, [=](QSerialPort::SerialPortError serialPortError){
-        if (serialPortError != QSerialPort::NoError) {
-            qCWarning(dcOwlet()) << "Serial port error occured" << serialPortError << m_serialPort->errorString();
+    typedef void (QSerialPort:: *errorSignal)(QSerialPort::SerialPortError);
+    connect(m_serialPort, static_cast<errorSignal>(&QSerialPort::error), this, [=](){
+        if (m_serialPort->error() != QSerialPort::NoError) {
+            qCWarning(dcOwlet()) << "Serial port error occured" << m_serialPort->error() << m_serialPort->errorString();
             emit error();
             m_reconnectTimer->start();
             if (m_serialPort->isOpen()) {