one more fix

examples/networklayer_tcp.c

@@ -595,11 +595,11 @@ static UA_StatusCode ClientNetworkLayerTCP_awaitResponse(ClientNetworkLayerTCP *
     UA_SecureConversationMessageHeader msgHeader;
 
     do{
+    	if(already_received>0 || ret <= -1)Sleep(100); //0.1 s
 
     	ret = recv(handle->sockfd, (char*)(response->data+already_received), response->length-already_received, 0);
 
     	if(ret <= -1){
-    		Sleep(100); //0.1 s
     		continue;
     	}
     	if(ret == 0)
@@ -615,7 +615,7 @@ static UA_StatusCode ClientNetworkLayerTCP_awaitResponse(ClientNetworkLayerTCP *
     	size_t offset = 0;
     	//let us try to decode the length of the real message
     	UA_SecureConversationMessageHeader_decodeBinary(response, &offset, &msgHeader);
-    	printf("ret %d, length %d, already recv %d\n", ret, msgHeader.messageHeader.messageSize, already_received);
+    	//printf("ret %d, length %d, already recv %d\n", ret, msgHeader.messageHeader.messageSize, already_received);
     }while(msgHeader.messageHeader.messageSize == 0 || msgHeader.messageHeader.messageSize < already_received);
 
     response->length = already_received;