From: Vincent Bernat <vincent@bernat.im>
Date: Thu, 19 Feb 2015 15:30:06 +0000 (+0100)
Subject: configure: enforce the use of C99
X-Git-Tag: 0.7.14~35
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=630cc035fd8200558a9c37d6538487ae0e532c18;p=thirdparty%2Flldpd.git

configure: enforce the use of C99
---

diff --git a/configure.ac b/configure.ac
index 5d41df3c..bc5f6d67 100644
--- a/configure.ac
+++ b/configure.ac
@@ -44,6 +44,9 @@ LT_INIT
 # Checks for programs.
 AC_PROG_CC
 AC_PROG_CC_C99
+if test x"$ac_cv_prog_cc_c99" = x"no"; then
+  AC_MSG_FAILURE([*** C99 support is mandatory])
+fi
 AC_PROG_CXX
 AM_PROG_CC_C_O
 AC_PROG_LIBTOOL