From 7a2c3c158ca2e63c83017dbdc7ca284a0dd567dc Mon Sep 17 00:00:00 2001
From: vv01f <vv01f@users.noreply.github.com>
Date: Thu, 13 Jun 2019 04:09:43 +0200
Subject: [PATCH] add test for dependency

---
 gen.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gen.sh b/gen.sh
index 6a1544a..4442398 100755
--- a/gen.sh
+++ b/gen.sh
@@ -1,4 +1,9 @@
 #!/usr/bin/env sh
+which xsltproc >/dev/null
+test $? -eq 0 || {
+	echo "tool missing: xsltproc"
+	exit 1
+}
 test $# -eq 0 && {
 	xsltproc --encoding utf-8 -o ds-feed.xml rss.xsl data.xml
 	xsltproc --encoding iso-8859-1 -o download.html download.xsl data.xml