From 6aaf4c6634413e4db8f7722fda84c08322ad75d1 Mon Sep 17 00:00:00 2001
From: Michael Kuron <mkuron@users.noreply.github.com>
Date: Sun, 28 Jan 2018 10:31:20 +0100
Subject: [PATCH] Warn if integrator build script called without host name

---
 docs/download/build-thunderbird-plugins.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/download/build-thunderbird-plugins.sh b/docs/download/build-thunderbird-plugins.sh
index 4db51139b..210dcab16 100755
--- a/docs/download/build-thunderbird-plugins.sh
+++ b/docs/download/build-thunderbird-plugins.sh
@@ -3,6 +3,10 @@
 set -e
 
 MAILHOST=$1
+if [ "$MAILHOST" = "" ]; then
+	echo "Usage: echo example.com example.org | $0 mailcow.example.com"
+	exit 1
+fi
 
 cd $(dirname $0)