From 8e1f501701ad77fdd34489868694f0ca261c371c Mon Sep 17 00:00:00 2001
From: Andrey Sidorov <sidorares@yandex.ru>
Date: Tue, 17 Jul 2012 01:21:28 +1000
Subject: [PATCH] return roundtrip time in ping() callback

---
 lib/x11/xcore.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/x11/xcore.js b/lib/x11/xcore.js
index 28cd9a6..b3c476d 100644
--- a/lib/x11/xcore.js
+++ b/lib/x11/xcore.js
@@ -87,9 +87,10 @@ XClient.prototype.terminate = function()
 // GetAtomName used as cheapest non-modifying request with reply
 // 3 - id for shortest standard atom, "ARC"
 XClient.prototype.ping = function(cb) {
+   var start = Date.now();
    this.GetAtomName(3, function(err, str) {
       if (err) return cb(err);
-      return cb();
+      return cb(null, Date.now() - start);
    });
 }