update

net_uart.cpp

@@ -83,7 +83,7 @@ void *netclient_thread(void *arg) {
   return NULL;
 }
 
-void *uart_rx_thread(void *arg) {
+void *uart_rx_thread_func(void *arg) {
   char buff[4096];
   while (true) {
     int ret = uartReceive(&g_uart_device, buff, 1024);  // send the received text over UART
@@ -196,9 +196,12 @@ int main(int argc, char const *argv[]) {
   }
 
   pthread_t uart_rx_thread;
-  pthread_create(&uart_rx_thread, NULL, netclient_thread, NULL);
+  pthread_create(&uart_rx_thread, NULL, uart_rx_thread_func, NULL);
 
   start_tcp_server(atoi(argv[3]));
+  while (true) {
+    sleep(1);
+  }
 
   return 0;
 }