switch to bash; add -u (abort on use of unset var) to flags

diff --git a/modules/tinydnsbackend/generate-data.sh b/modules/tinydnsbackend/generate-data.sh
index 5a5edb6f86e21960e44b660920efb8263f56d66a..eaf08e38fa58119ef4b1dbc9faa2e6761e2e16a2 100755 (executable)
--- a/modules/tinydnsbackend/generate-data.sh
+++ b/modules/tinydnsbackend/generate-data.sh
@@ -1,4 +1,5 @@
-#!/bin/sh -ex
+#!/usr/bin/env bash
+set -exu
 
 startdir=`pwd`
 tcpclient=/usr/bin/tcpclient