From a823e3536234c9110acd7c7c7419605d6965d072 Mon Sep 17 00:00:00 2001
From: Phil Carns <carns@mcs.anl.gov>
Date: Thu, 3 Nov 2016 14:44:14 -0400
Subject: [PATCH] make lack of pkg-config a critical error

---
 configure.ac | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/configure.ac b/configure.ac
index 13ab718..4467f9b 100755
--- a/configure.ac
+++ b/configure.ac
@@ -34,6 +34,9 @@ dnl
 dnl Verify pkg-config
 dnl
 PKG_PROG_PKG_CONFIG
+if test "x$PKG_CONFIG" == "x"; then
+   AC_MSG_ERROR([Could not find pkg-config utility!])
+fi
 
 PKG_CHECK_MODULES([MARGO],[margo],[],
    [AC_MSG_ERROR([Could not find working margo installation!])])
-- 
2.22.2