From fd46bf0b6b6b7c76a69e937fa8f36913027a2fb5 Mon Sep 17 00:00:00 2001
From: anserper <anserper>
Date: Wed, 6 Aug 2008 11:46:29 +0000
Subject: [PATCH] Branch HEAD b=16091 i=Johann Lombardi (johann@sun.com)

check if CONFIG_QUOTA defined when --enable-quota is passed
---
 lustre/autoconf/lustre-core.m4 | 30 +++++++++++++++++++++---------
 1 file changed, 21 insertions(+), 9 deletions(-)

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index cc1dc3f..146f0ab 100644
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -1660,20 +1660,32 @@ fi
 # whether to enable quota support
 #
 AC_DEFUN([LC_CONFIG_QUOTA],
-[AC_MSG_CHECKING([whether to disable quota support])
-AC_ARG_ENABLE([quota], 
-	AC_HELP_STRING([--disable-quota],
-			[disable quota support]),
-	[],[enable_quota='yes'])
-AC_MSG_RESULT([$enable_quota])
+[AC_ARG_ENABLE([quota], 
+	AC_HELP_STRING([--enable-quota],
+			[enable quota support]),
+	[],[enable_quota='default'])
 if test x$linux25 != xyes; then
-   enable_quota='no'
+	enable_quota='no'
 fi
+LB_LINUX_CONFIG([QUOTA],[
+	if test x$enable_quota = xdefault; then
+		enable_quota='yes'
+	fi
+],[
+	if test x$enable_quota = xdefault; then
+		enable_quota='no'
+		AC_MSG_WARN([quota is not enabled because the kernel lacks quota support])
+	else
+		if test x$enable_quota = xyes; then
+			AC_MSG_ERROR([cannot enable quota because the kernel lacks quota support])
+		fi
+	fi
+])
 if test x$enable_quota != xno; then
-   AC_DEFINE(HAVE_QUOTA_SUPPORT, 1, [Enable quota support])
+	AC_DEFINE(HAVE_QUOTA_SUPPORT, 1, [Enable quota support])
 fi
 ])
- 
+
 #
 # LC_CONFIG_SPLIT
 #
-- 
1.8.3.1