From: Iain Patterson <me@iain.cx>
Date: Tue, 11 Jun 2013 14:20:24 +0000 (+0100)
Subject: Prevent hang.
X-Git-Url: http://git.iain.cx/?a=commitdiff_plain;h=84d40f6ae9c96dc8cdb70152b139c8a00936efb8;p=profile.git

Prevent hang.

If ls produced no output the grep could hang.
---

diff --git a/.profile.d/ls.bashrc b/.profile.d/ls.bashrc
index 88e76e0..c3c6e21 100644
--- a/.profile.d/ls.bashrc
+++ b/.profile.d/ls.bashrc
@@ -7,7 +7,7 @@ if echo "$ls" | grep gnu.org >/dev/null; then
   eval `dircolors 2>/dev/null` 2>/dev/null
 
   LS_OPTIONS="--color=auto -F -b"
-  if echo $ls | grep -- --time-style >/dev/null; then
+  if echo "$ls" | grep -- --time-style >/dev/null; then
     LS_OPTIONS="$LS_OPTIONS --time-style=long-iso"
   fi
   export LS_OPTIONS