From b6e8ebd66d22abf5439485985a7851e768c71e8a Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Wed, 8 Jan 2014 21:04:43 -0500
Subject: Be very careful about using $0.

---
 cron-jobs/integrity-check | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'cron-jobs/integrity-check')

diff --git a/cron-jobs/integrity-check b/cron-jobs/integrity-check
index d4f9694..05a56a5 100755
--- a/cron-jobs/integrity-check
+++ b/cron-jobs/integrity-check
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-dirname="$(dirname $0)"
+dirname="$(dirname "$(readlink -e "$0")")"
 
 . "${dirname}/../db-functions"
 . "${dirname}/../config"
@@ -8,7 +8,7 @@ dirname="$(dirname $0)"
 script_lock
 
 if [ $# -ne 1 ]; then
-	die "usage: $(basename $0) <mailto>"
+	die "usage: ${0##*/} <mailto>"
 fi
 mailto=$1
 
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