From 86669f22d1480c51a101dc36d4368aa99ee5dae5 Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Sat, 19 Oct 2013 08:46:48 +0000
Subject: minor cleanup

git-svn-id: svn+ssh://asteria.noreply.org/svn/weaselutils/trunk@651 bc3d92e2-beff-0310-a7cd-cc87d7ac0ede
---
 publish | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/publish b/publish
index 32c8078..3186df6 100755
--- a/publish
+++ b/publish
@@ -280,9 +280,9 @@ if [ "$add_default_cs" -gt 0 ] ; then
 	shift
 fi
 
-if command -v xclip >/dev/null 2>&1 && [ $DISPLAY ]; then
+if command -v xclip >/dev/null 2>&1 && [ -n "${DISPLAY:-}" ]; then
 	echo -n "$main_uri" | xclip
-elif command -v xsel >/dev/null 2>&1 && [ $DISPLAY ]; then
+elif command -v xsel >/dev/null 2>&1 && [ -n "${DISPLAY:-}" ]; then
 	echo -n "$main_uri" | xsel
 fi
 
-- 
cgit v1.2.3