fix #2901: fail hard if libidn or header are not found

1 files changed, 4 insertions, 6 deletions

diff --git a/configure.ac b/configure.ac
index 0f6602f21..db01a1460 100644
--- a/configure.ac
+++ b/configure.ac
@@ -384,15 +384,13 @@ if test "$libidn" != "no"; then
      CPPFLAGS="${CPPFLAGS} -I$libidn/include"
   fi
   AC_CHECK_HEADER(idna.h,
-  AC_CHECK_LIB(idn, stringprep_check_version,
-    [libidn=yes LIBS="${LIBS} -lidn"], libidn=no),
-     libidn=no)
+    AC_CHECK_LIB(idn, stringprep_check_version,
+      [libidn=yes LIBS="${LIBS} -lidn"], 
+      AC_MSG_FAILURE([GNUnet requires libidn])),
+    AC_MSG_FAILURE([GNUnet requires libidn]))
 fi
-AM_CONDITIONAL([HAVE_LIBIDN], [test "$libidn" != "no"]) 
 AC_MSG_RESULT($libidn)
 
-
-
 # restore LIBS
 LIBS=$SAVE_LIBS