From: Lukas Schauer <lukas@schauer.so>
Date: Sun, 29 Jan 2017 13:03:35 +0000 (+0100)
Subject: check for diff using `command`
X-Git-Tag: v0.4.0~15
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=cfc00c42a2688a6f718b2b59ab1ef3babf202fc3;p=thirdparty%2Fdehydrated.git

check for diff using `command`
---

diff --git a/dehydrated b/dehydrated
index ba6fdf4..9f6e778 100755
--- a/dehydrated
+++ b/dehydrated
@@ -35,7 +35,7 @@ check_dependencies() {
   _sed "" < /dev/null > /dev/null 2>&1 || _exiterr "This script requires sed with support for extended (modern) regular expressions."
   command -v grep > /dev/null 2>&1 || _exiterr "This script requires grep."
   command -v mktemp > /dev/null 2>&1 || _exiterr "This script requires mktemp."
-  diff -u /dev/null /dev/null || _exiterr "This script requires diff."
+  command -v diff > /dev/null 2>&1 || _exiterr "This script requires diff."
 
   # curl returns with an error code in some ancient versions so we have to catch that
   set +e