Terminate new protocol receiving thread gracefully if

exiting piHPSDR.

diff --git a/new_protocol.c b/new_protocol.c
index c679567a1c5af58da4efcca88388381ccdef72be..a851f61ed35a73f45632e0e412c5bc2e6e7cde71 100644 (file)
--- a/new_protocol.c
+++ b/new_protocol.c
@@ -1377,6 +1377,17 @@ g_print("new_protocol_thread\n");
 
         buffer=malloc(NET_BUFFER_SIZE);
         bytesread=recvfrom(data_socket,buffer,NET_BUFFER_SIZE,0,(struct sockaddr*)&addr,&length);
+
+        if (!running) {
+          //
+          // When leaving piHPSDR, it may happen that the protocol has been stopped while
+         // we were doing "rcvfrom". In this case, we do not want to "exit" but let the main
+         // thread exit gracefully, including writing the props files.
+         //
+         free(buffer);
+         break;
+       }
+
         if(bytesread<0) {
             g_print("recvfrom socket failed for new_protocol_thread");
             exit(-1);