From cf79d2cdb811b689605ca5757508ce4a0bf2f127 Mon Sep 17 00:00:00 2001
From: Mathias Bynens <mathias@qiwi.be>
Date: Mon, 23 Jul 2012 15:45:47 +0200
Subject: .aliases: Optimize the way we detect the `ls` flavor

Follow-up to 4169a34df1783b6b0727a527b867cefecaa069b5. Thanks to @janmoesen!
---
 .aliases | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/.aliases b/.aliases
index 01d6181..dbcafeb 100644
--- a/.aliases
+++ b/.aliases
@@ -19,11 +19,10 @@ alias o="open"
 alias oo="open ."
 
 # Detect which `ls` flavor is in use
-tmp="$(ls --color 2>&1 > /dev/null | grep "illegal option")"
-if [ '' == "$tmp" ]; then # GNU `ls`
-	colorflag="--color"
-else # OS X `ls`
+if ls --color 2> /dev/null | grep -q 'invalid option'; then # OS X `ls`
 	colorflag="-G"
+else # GNU `ls`
+	colorflag="--color"
 fi
 
 # List all files colorized in long format
-- 
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