Used blocking recv here, to ensure that we wait for the server to respond

main.cpp

@@ -108,7 +108,7 @@ GameType check_server_client(int argc, char** argv) {
 			client->create_socket();
 			/* Send a specific message to the server, and wait for the appropriate response, to know that the server is ready */
 			client->sendAll("GG");
-			std::string msg_from_server = client->recvAllNB();
+			std::string msg_from_server = client->recvAll();
 			if (msg_from_server == "U2") {
 				std::cout << "Connection made. Waiting for server to begin game..." << std::endl;
 			} else {