ITS#7877 require GnuTLS 2.12.0 or newer

diff --git a/configure.in b/configure.in
index 84bfc8afb7ab27da80a7fcd61c212e89ba29ed41..3d546aabd5e37f6f65888b8b00e64e309577f719 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1207,6 +1207,13 @@ if test $ol_link_tls = no ; then
                AC_CHECK_HEADERS(gnutls/gnutls.h)
 
                if test $ac_cv_header_gnutls_gnutls_h = yes ; then
+                       AC_PREPROC_IFELSE(
+                               [[#include <gnutls/gnutls.h>]
+[#if GNUTLS_VERSION_NUMBER < 0x020c00]
+[#error "GnuTLS 2.12.0 or newer required"]
+[#endif]],
+                                       , [AC_MSG_FAILURE([GnuTLS is too old])])
+
                        AC_CHECK_LIB(gnutls, gnutls_init,
                                [have_gnutls=yes], [have_gnutls=no])