Attach only once from main

srsue/src/main.cc

@@ -474,29 +474,23 @@ int main(int argc, char *argv[])
   pthread_t input;
   pthread_create(&input, NULL, &input_loop, &args);
 
-  bool plot_started = false;
+  printf("Attaching UE...\n");
-  bool signals_pregenerated = false;
+  while (!ue->attach() && running) {
-
+    sleep(1);
-  while (running) {
+    printf("Could not attach. Trying again...\n");
-    if (ue->is_attached()) {
+  }
-      if (!signals_pregenerated && args.expert.pregenerate_signals) {
+  if (running) {
+    if (args.expert.pregenerate_signals) {
       ue->pregenerate_signals(true);
-        signals_pregenerated = true;
     }
-      if (!plot_started && args.gui.enable) {
+    if (args.gui.enable) {
       ue->start_plot();
-        plot_started = true;
-      }
-    } else {
-      while (!ue->attach() && running) {
-        sleep(1);
     }
   }
-    if (running) {
+  while (running) {
     ue->print_pool();
     sleep(10);
   }
-  }
   pthread_cancel(input);
   metricshub.stop();
   ue->stop();