jfjoch_action_test: Use nonblocking mode

receiver/jfjoch_action_test.cpp

@@ -46,6 +46,7 @@ int main(int argc, char **argv) {
     bool print_status_updates = true;
     uint16_t nthreads = 64;
     uint64_t clock_MHz = 200;
+    bool nonblocking_mode = true;
 
     logger.Verbose(verbose);
 
@@ -65,9 +66,14 @@ int main(int argc, char **argv) {
         oc_devices.push_back(std::make_unique<PCIExpressDevice>(dev_name[i], i));
         oc_devices[i]->SetCustomInternalGeneratorFrame(input);
         oc_devices[i]->EnableLogging(&logger);
+        oc_devices[i]->SetFPGANonBlockingMode(nonblocking_mode);
         aq_devices.push_back(oc_devices[i].get());
     }
 
+    if (nonblocking_mode)
+        logger.Warning("FPGA uses non-blocking mode - in case data acquisition is aborted, it is necessary to cold reboot the machine");
+
+
     volatile bool done = false;
     JFJochProtoBuf::ReceiverOutput output;
     bool ret;