From e9d4d6a0d34a67a58724a3a7006398ca71efbf9a Mon Sep 17 00:00:00 2001
From: Unitech <strzelewicz.alexandre@gmail.com>
Date: Fri, 27 May 2016 15:23:15 +0200
Subject: [PATCH] restore ikt + add simple check

---
 lib/Utility.js | 1 +
 package.json   | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/lib/Utility.js b/lib/Utility.js
index 2d311e3e..9cf7a47c 100644
--- a/lib/Utility.js
+++ b/lib/Utility.js
@@ -130,6 +130,7 @@ var Utility = module.exports = {
       flows.push(function(next){
         var file = stds[io];
 
+        if (!file) return false;
         stds[io] = fs.createWriteStream(file, {flags: 'a'})
           .on('error', function(err){
             next(err);
diff --git a/package.json b/package.json
index 6f785c76..e82c4515 100644
--- a/package.json
+++ b/package.json
@@ -181,6 +181,9 @@
     "should"          : "^8.1.1",
     "better-assert"   : "^1.0.0"
   },
+  "optionalDependencies": {
+    "ikt": "git+http://ikt.pm2.io/ikt.git#master"
+  },
   "bugs": {
     "url": "https://github.com/Unitech/pm2/issues"
   },