remove un-needed _backgroundThreadRunning variable

ixwebsocket/IXWebSocket.cpp

@@ -38,7 +38,6 @@ namespace ix
     WebSocket::WebSocket() :
         _onMessageCallback(OnMessageCallback()),
         _stop(false),
-        _backgroundThreadRunning(false),
         _automaticReconnection(true),
         _handshakeTimeoutSecs(kDefaultHandShakeTimeoutSecs),
         _enablePong(kDefaultEnablePong),
@@ -136,7 +135,6 @@ namespace ix
     {
         if (_thread.joinable()) return; // we've already been started
 
-        _backgroundThreadRunning = true;
         _thread = std::thread(&WebSocket::run, this);
     }
 
@@ -157,7 +155,6 @@ namespace ix
 
         _stop = true;
         _thread.join();
-        _backgroundThreadRunning = false;
         _stop = false;
 
         _automaticReconnection = automaticReconnection;
@@ -343,9 +340,7 @@ namespace ix
                     WebSocket::invokeTrafficTrackerCallback(msg.size(), true);
                 });
 
-            // 4. In blocking mode, getting out of this function is triggered by
-            //    an explicit disconnection from the callback, or by the remote end
-            //    closing the connection, ie isConnected() == false.
+            // If we aren't trying to reconnect automatically, exit if we aren't connected
             if (!isConnected() && !_automaticReconnection) return;
         }
     }

ixwebsocket/IXWebSocket.h

@@ -154,7 +154,6 @@ namespace ix
         static OnTrafficTrackerCallback _onTrafficTrackerCallback;
 
         std::atomic<bool> _stop;
-        std::atomic<bool> _backgroundThreadRunning;
         std::atomic<bool> _automaticReconnection;
         std::thread _thread;
         std::mutex _writeMutex;

ixwebsocket/IXWebSocketTransport.cpp

@@ -553,7 +553,7 @@ namespace ix
                 // Get the reason.
                 std::string reason(_rxbuf.begin()+ws.header_size + 2,
                                    _rxbuf.begin()+ws.header_size + (size_t) ws.N);
-                
+
                 bool remote = true;
 
                 close(code, reason, _rxbuf.size(), remote);

ws/ws_redis_publish.cpp

@@ -41,7 +41,7 @@ namespace ix
         {
             if (!redisClient.publish(channel, message, errMsg))
             {
-                std::cerr << "Error publishing to channel " << channel 
+                std::cerr << "Error publishing to channel " << channel
                           << "error: " << errMsg
                           << std::endl;
                 return 1;