Update bash command usage help

packet-exchange/src/server.c

@@ -82,13 +82,17 @@ struct timespec measures_start;
 struct timespec measures_end;
 
 static void help(char *argv[]) {
-  printf("Usage: %s [-a] [-b CLIENT_IP] [-d BUF_LEN] [-f IF] [-p PRIO] [-r USEC]\n\n", argv[0]);
+  printf("Usage: %s [-aghtv] [-b CLIENT_IP] [-d BUF_LEN] [-f IF] [-p PRIO] [-r USEC]\n\n", argv[0]);
   printf("       -a                    Run the real time thread on CPU1\n");
   printf("       -b CLIENT_IP          Server side RTT\n");
   printf("       -d BUF_LEN            Set the length of tx buffer\n");
   printf("       -f IF                 Set the network interface to be used\n");
+  printf("       -g                    Print histograms to sdtout on exit\n");
+  printf("       -h                    Show help\n");
   printf("       -p PRIO               Run the real time thread at priority PRIO\n");
   printf("       -r USEC               Refresh the non real time main thread every USEC microseconds\n");
+  printf("       -t                    Enable timestamps\n");
+  printf("       -v                    Verbose\n");
   printf("\n");
 }