From 0e991c25d6b407c5a48328424d808d6d43562eb7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Thu, 19 Mar 2015 16:09:34 +0100
Subject: build: Detect lack of guile.m4 at autoconf time.

* configure.ac: Add 'm4_pattern_forbid' invocation.
---
 configure.ac | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 8291b0c5d0..f2f803a2cd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -52,9 +52,10 @@ AC_SUBST([guix_sbindir])
 
 GUIX_CHECK_FILE_NAME_LIMITS
 
-dnl We require the pkg.m4 set of macros from pkg-config.
-dnl Make sure it's available.
+dnl We require pkg.m4 (from pkg-config) and guile.m4 (from Guile.)
+dnl Make sure they are available.
 m4_pattern_forbid([PKG_CHECK_MODULES])
+m4_pattern_forbid([GUILE_MODULE_AVAILABLE])
 
 PKG_CHECK_MODULES([GUILE], [guile-2.0 >= 2.0.5])
 AC_PATH_PROG([GUILE], [guile])
-- 
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