From 1116f63434680b1549576513e507089ed9dfe63b Mon Sep 17 00:00:00 2001
From: Ian Campbell <ian.campbell@citrix.com>
Date: Fri, 7 Oct 2011 09:35:31 +0100
Subject: [PATCH] Config.mk: error out on non-absolute $(XEN_ROOT)

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Committed-by: Keir Fraser <keir@xen.org>
---
 Config.mk | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Config.mk b/Config.mk
index e346c57a24..bc28b9eede 100644
--- a/Config.mk
+++ b/Config.mk
@@ -1,5 +1,9 @@
 # -*- mode: Makefile; -*-
 
+ifeq ($(filter /%,$(XEN_ROOT)),)
+$(error XEN_ROOT must be absolute)
+endif
+
 -include $(XEN_ROOT)/.config
 
 # A debug build of Xen and tools?
-- 
2.30.2