From 8dc66c11bdabcdbf132ac60ec1e7eb47b2a66eae Mon Sep 17 00:00:00 2001
From: Denis Kenzior <denkenz@gmail.com>
Date: Mon, 18 Sep 2017 18:03:22 -0500
Subject: build: Add optional ell dependency

---
 configure.ac | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 372053cb..e9b8491a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -218,6 +218,20 @@ AC_ARG_ENABLE(upower, AC_HELP_STRING([--disable-upower],
 					[enable_upower=${enableval}])
 AM_CONDITIONAL(UPOWER, test "${enable_power}" != "no")
 
+AC_ARG_ENABLE(ell, AC_HELP_STRING([--enable-ell],
+				[enable support for ell]),
+					[enable_ell=${enableval}])
+
+if (test "${enable_ell}" = "yes"); then
+	AC_DEFINE(HAVE_ELL, 1, [Defined if Ell is enabled])
+	PKG_CHECK_MODULES(ELL, ell >= 0.2, dummy=yes,
+			  AC_MSG_ERROR(ell library >= 0.2 is required))
+	AC_SUBST(ELL_CFLAGS)
+	AC_SUBST(ELL_LIBS)
+fi
+
+AM_CONDITIONAL(ELL, test "${enable_ell}" != "no")
+
 AC_ARG_ENABLE(datafiles, AC_HELP_STRING([--disable-datafiles],
 			[do not install configuration and data files]),
 					[enable_datafiles=${enableval}])
-- 
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