From 27dadb6bc69e03c2fd4a8de4f86073ebcb5f6cc3 Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@nicira.com>
Date: Fri, 29 Aug 2008 09:55:34 -0700
Subject: [PATCH] Fix detection of OpenFlow extensions submodule.

---
 acinclude.m4 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/acinclude.m4 b/acinclude.m4
index 4dacae87..17283b11 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -118,7 +118,7 @@ AC_DEFUN([OFP_ENABLE_EXT],
        HAVE_EXT=no
        ;;
      (*)
-       if test -d "$srcdir/ext"; then
+       if test -e "$srcdir/ext/configure"; then
          HAVE_EXT=yes
        else
          HAVE_EXT=no
@@ -126,7 +126,7 @@ AC_DEFUN([OFP_ENABLE_EXT],
        ;;
    esac
    if test $HAVE_EXT = yes; then
-     if test -d "$srcdir/ext"; then
+     if test -e "$srcdir/ext/configure"; then
        :
      else
        AC_MSG_ERROR([cannot configure extensions without "ext" directory])
-- 
2.30.2