From 7bc4cdcba0bcac100e0148bc8c016b101fe7bbac Mon Sep 17 00:00:00 2001
From: Evgeni Golov <evgeni@golov.de>
Date: Thu, 1 Dec 2016 12:42:55 +0100
Subject: [PATCH] catch -h/--help passed to create_box.sh and output usage

instead of passing it to readlink, confisung the user with strange
output
---
 tools/create_box.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/create_box.sh b/tools/create_box.sh
index d0437f3..dd48245 100755
--- a/tools/create_box.sh
+++ b/tools/create_box.sh
@@ -32,7 +32,7 @@ isabspath(){
     [[ "$path" =~ ^/.* ]]
 }
 
-if [ -z "$1" ]; then
+if [ -z "$1" ] || [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
     usage
     exit 1
 fi