From cca2ac71a715b78e802bb6dbe548bf79c48d0d24 Mon Sep 17 00:00:00 2001
From: root <root@CentOS-64-64-minimal.(none)>
Date: Thu, 5 Dec 2013 13:16:05 +0100
Subject: [PATCH] Error msg if the log file does not exist

---
 tools/nprof-stub.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/nprof-stub.js b/tools/nprof-stub.js
index b70bacc..214c411 100644
--- a/tools/nprof-stub.js
+++ b/tools/nprof-stub.js
@@ -9,7 +9,13 @@ function print(s) {
 }
 
 function read(fileName) {
-  return require('fs').readFileSync(fileName, 'utf8');
+  var fs = require('fs');
+  if(fs.existsSync(fileName))
+     return fs.readFileSync(fileName, 'utf8');
+  else {
+    console.log("Error: File " + fileName + " does not exists");
+    quit(1);
+  }
 }
 
 var readline = (function() {