X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=lessfilter;h=442efa99442f4d83ab16b4d05dd8653e31774447;hb=4dbbb218433fae75837e3f7daa7ba3313ae54533;hp=4a51b134ba5374dd7f2eeb34b0446eb92186f539;hpb=614f9080ac810a2f4c0a5244bca856f3358e625e;p=config%2Fdotfiles.git

diff --git a/lessfilter b/lessfilter
index 4a51b13..442efa9 100755
--- a/lessfilter
+++ b/lessfilter
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-# Copyright (C) 2011-2012  Simon Ruderich
+# Copyright (C) 2011-2014  Simon Ruderich
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -16,16 +16,18 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
+set -eu
+
 case "$1" in
     # Color diff files.
     *.diff | *.patch)
-        < "$1" colordiff
+        colordiff <"$1"
         ;;
     *)
         # Display directory contents.
-        if [ -d "$1" ]; then
-            echo "=> Contents of $1:"
-            ls "$1"
+        if test -d "$1"; then
+            printf '=> Contents of %s:\n' "$1"
+            ls -- "$1"
             exit 0
         fi