From 0c13086eefdb3a61555f5d0199b4ba7aad08403c Mon Sep 17 00:00:00 2001
From: Robin Haberkorn <robin.haberkorn@googlemail.com>
Date: Wed, 2 May 2012 01:25:12 +0200
Subject: check for C99 support

---
 configure.ac | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 00c7174..887a46e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -19,8 +19,10 @@ AC_PROG_INSTALL
 AC_PROG_LIBTOOL
 AC_PROG_CC
 AC_PROG_CC_C99
+if [[ $ac_cv_prog_cc_c99 = no ]]; then
+	AC_MSG_ERROR([C compiler does not support C99 mode!])
+fi
 AC_PROG_CC_C_O
-# FIXME: check whether c99 is actually available
 
 AC_CHECK_PROG(PKG_CONFIG, pkg-config, pkg-config)
 if [[ x$PKG_CONFIG = x ]]; then
-- 
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