- fix for access of freed meter after ctrl-c

[oweals/gnunet.git] / src / testing / testing_peergroup.c

diff --git a/src/testing/testing_peergroup.c b/src/testing/testing_peergroup.c
index bf69a7fc8aac996467445fb8875b3280f9a1cdcc..0421b000a6a24852d586d408a87ea76a354b2d2b 100644 (file)
--- a/src/testing/testing_peergroup.c
+++ b/src/testing/testing_peergroup.c
@@ -210,17 +210,17 @@ update_meter (struct ProgressMeter *meter)
     {
       if (meter->completed == 0)
       {
-        fprintf (stdout, "%sProgress: [0%%", meter->startup_string);
+        FPRINTF (stdout, "%sProgress: [0%%", meter->startup_string);
       }
       else
-        fprintf (stdout, "%d%%",
+        FPRINTF (stdout, "%d%%",
                  (int) (((float) meter->completed / meter->total) * 100));
     }
     else if (meter->completed % meter->dotnum == 0)
-      fprintf (stdout, ".");
+      FPRINTF (stdout, "%s",  ".");
 
     if (meter->completed + 1 == meter->total)
-      fprintf (stdout, "%d%%]\n", 100);
+      FPRINTF (stdout, "%d%%]\n", 100);
     fflush (stdout);
   }
   meter->completed++;
@@ -463,6 +463,16 @@ internal_topology_callback (void *cls, const struct GNUNET_PeerIdentity *first,
   }
 }
 
+
+/**
+ * Callback called for each started daemon.
+ *
+ * @param cls Clause (PG Context).
+ * @param id PeerIdentidy of started daemon.
+ * @param cfg Configuration used by the daemon.
+ * @param d Handle for the daemon.
+ * @param emsg Error message, NULL on success.
+ */
 static void
 internal_peers_started_callback (void *cls,
                                  const struct GNUNET_PeerIdentity *id,
@@ -488,6 +498,11 @@ internal_peers_started_callback (void *cls,
 
   pg_start_ctx->peers_left--;
 
+  if (NULL == pg_start_ctx->peer_start_meter)
+  {
+    /* Cancelled Ctrl-C or error */
+    return;
+  }
   if (GNUNET_YES == update_meter (pg_start_ctx->peer_start_meter))
   {
 #if VERBOSE