From 15e36483c20911faa2e206969e283d69eb698a96 Mon Sep 17 00:00:00 2001
From: Lucas Schnorr <Lucas.Schnorr@imag.fr>
Date: Mon, 12 Nov 2012 15:10:27 +0100
Subject: [PATCH] [trace] do not extract topology graph if user ask to do so
 (by disabling --cfg=tracing/platform/topology)

---
 src/instr/instr_routing.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/instr/instr_routing.c b/src/instr/instr_routing.c
index 256eb7c3dd..e4322171b3 100644
--- a/src/instr/instr_routing.c
+++ b/src/instr/instr_routing.c
@@ -139,6 +139,10 @@ static int graph_extraction_filter_out (container_t c1, container_t c2)
 
 static void recursiveGraphExtraction (AS_t rc, container_t container, xbt_dict_t filter)
 {
+  if (!TRACE_platform_topology()){
+    XBT_DEBUG("Graph extracing disable by user.");
+    return;
+  }
   XBT_DEBUG ("Graph extraction for routing_component = %s", rc->name);
   if (!xbt_dict_is_empty(rc->routing_sons)){
     xbt_dict_cursor_t cursor = NULL;
-- 
2.20.1