From 3da66364dee0ae22abea20350af047cd95eb9f05 Mon Sep 17 00:00:00 2001
From: rofl0r <rofl0r@users.noreply.github.com>
Date: Sun, 6 Sep 2020 20:32:52 +0100
Subject: [PATCH] configure.ac: fail if version script returns empty string

---
 configure.ac | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/configure.ac b/configure.ac
index 782ee06..7de6087 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,6 +9,11 @@ AC_INIT([Tinyproxy], [tinyproxy_version],
 	[https://tinyproxy.github.io/],
 	[tinyproxy])
 
+tpv=tinyproxy_version
+if test "x$tpv" = "x" ; then
+AC_MSG_ERROR([got empty result from version script!])
+fi
+
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE([dist-bzip2 dist-xz])
 AC_CONFIG_HEADERS(config.h)