From cf856b0d1de46c895b1793c50d45ad4aca16e4ac Mon Sep 17 00:00:00 2001
From: Bryan Roe <git.bryan.roe@techsavvydude.com>
Date: Wed, 23 Jan 2019 18:42:42 -0800
Subject: [PATCH] Added default value of ':0' if $DISPLAY is not set

---
 modules/user-sessions.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/user-sessions.js b/modules/user-sessions.js
index 92bf78a..cf4eb6e 100644
--- a/modules/user-sessions.js
+++ b/modules/user-sessions.js
@@ -653,7 +653,7 @@ function UserSessions()
         }
         this.consoleUid = function consoleUid()
         {
-            var checkstr = process.platform == 'darwin' ? 'console' : process.env['DISPLAY'];
+            var checkstr = process.platform == 'darwin' ? 'console' : ((process.env['DISPLAY'])?process.env['DISPLAY']:':0')
             var child = require('child_process').execFile('/bin/sh', ['sh']);
             child.stdout.str = '';
             child.stdout.on('data', function (chunk) { this.str += chunk.toString(); });