From a13aeeeff7970c18be486d1f62565768e6b43d43 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Efe=20Can=20=C4=B0=C3=A7=C3=B6z?= <efe@debian>
Date: Thu, 3 Sep 2015 11:32:12 +0300
Subject: [PATCH 1/1] correct error message is given upon missing pkg-config
 package. fixes texane/stlink#338

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

diff --git a/configure.ac b/configure.ac
index f1357b1..203cc6b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,6 +20,11 @@ AC_CHECK_HEADERS(sys/mman.h)
 AC_CHECK_HEADERS(sys/poll.h)
 AC_REPLACE_FUNCS(mmap)
 
+if ! hash pkg-config; then
+	echo "ERROR: pkg-config is needed..."
+	exit 1
+fi 
+
 # Checks for libraries.
 PKG_CHECK_MODULES(USB, libusb-1.0 >= 1.0.0,,
                  AC_MSG_ERROR([*** Required libusb-1.0 >= 1.0.0 not installed ***]))
-- 
2.30.2