From 0b58f87fef8036f850527341f405770f89a0a47d Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Sun, 21 Dec 2014 09:51:32 +0100
Subject: [PATCH] Warn that libtool might fail if the build directory contains
 whitespaces

---
 configure.ac | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/configure.ac b/configure.ac
index ede5ba46..e7cb7bef 100644
--- a/configure.ac
+++ b/configure.ac
@@ -38,6 +38,12 @@ AC_SUBST(DLL_VERSION)
 
 LX_CFLAGS=${CFLAGS-NONE}
 
+dnl Path check
+
+AS_IF([test pwd | fgrep ' ' > /dev/null 2>&1],
+  [AC_MSG_WARN([The build directory contains whitespaces - This can cause tests/installation to fail due to limitations of some libtool versions])]
+)
+
 dnl Switches
 
 AC_ARG_ENABLE(ssp,