From b7b9328817c0b9d7d4a69c52173ae4ad796be614 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Thu, 10 Sep 2009 19:45:59 +0200
Subject: [PATCH] Report missing libunistring at `configure'-time.

* configure.ac: Reinstate libunistring check from
  1ee2c72eafaae5f91f4c899bc4b4853af5c16f28.
---
 configure.ac | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/configure.ac b/configure.ac
index f10df101d..589c798ed 100644
--- a/configure.ac
+++ b/configure.ac
@@ -826,6 +826,11 @@ AC_LIB_HAVE_LINKFLAGS(gmp,
   AC_MSG_ERROR([GNU MP 4.1 or greater not found, see README]))
 
 dnl GNU libunistring is checked for by Gnulib's `libunistring' module.
+if test "x$LTLIBUNISTRING" != "x"; then
+  LIBS="$LTLIBUNISTRING $LIBS"
+else
+  AC_MSG_ERROR([GNU libunistring is required, please install it.])
+fi
 
 dnl i18n tests
 #AC_CHECK_HEADERS([libintl.h])