check parent pid, die if gone

1 files changed, 2 insertions, 0 deletions

diff --git a/src/transport/gnunet-nat-server.c b/src/transport/gnunet-nat-server.c
index 7892d8f93..0743c92df 100644
--- a/src/transport/gnunet-nat-server.c
+++ b/src/transport/gnunet-nat-server.c
@@ -631,6 +631,8 @@ main (int argc,
                    strerror (errno));
           break;
         }
+      if (1 == getppid()) /* Check the parent process id, if 1 the parent has died, so we should die too */
+        break;
       if (FD_ISSET (icmpsock, &rs))
         process_icmp_response ();
       if (0 == (++alt % 2))