From 98ad345e421b22c1633aa043a56922e941c379d4 Mon Sep 17 00:00:00 2001
From: Mark Hindess <soft-github@temporalanomaly.com>
Date: Mon, 16 Sep 2013 14:04:14 +0100
Subject: [PATCH] Fix broken logic in $ARGV[0] check.

---
 Build.PL | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Build.PL b/Build.PL
index 7fac4c2fe..13cece256 100644
--- a/Build.PL
+++ b/Build.PL
@@ -130,7 +130,7 @@ if ($missing_prereqs) {
     if (eval "use App::Prove; 1") {
         App::Prove->new->run;
     }
-    if (!defined $ARGV[0] && $ARGV[0] ne '--gui') {
+    if (!defined $ARGV[0] || $ARGV[0] ne '--gui') {
         print "If you also want to use the GUI you can now run `perl Build.PL --gui` to install the required modules.\n";
     }
 }