From 37192f9dff1de1543676a1e77109bc0bde57d425 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Arma=C3=ABl=20Gu=C3=A9neau?= <armael.gueneau@ens-lyon.org>
Date: Fri, 26 Apr 2024 13:15:52 +0200
Subject: [PATCH] tlsproxy: better error message when no argument is passed

---
 tlsproxy | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tlsproxy b/tlsproxy
index 344c3ac..4f9febe 100755
--- a/tlsproxy
+++ b/tlsproxy
@@ -7,7 +7,7 @@ set -xe
 cd $(dirname $0)
 
 CLUSTER="$1"
-if [ ! -d "cluster/$CLUSTER" ]; then
+if [ ! -d "cluster/$CLUSTER" ] || [ -z "$CLUSTER" ]; then
 	echo "Usage: $0 <cluster name>"
 	echo "The cluster name must be the name of a subdirectory of cluster/"
 	exit 1