From 8b41afa584e513ec64156fc15058a0f6888d6b56 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 15 Jun 2008 14:34:00 +0000
Subject: add some sanity checking

SVN-Revision: 11473
---
 include/toplevel.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'include')

diff --git a/include/toplevel.mk b/include/toplevel.mk
index 606e3e5844..e13d66781a 100644
--- a/include/toplevel.mk
+++ b/include/toplevel.mk
@@ -45,7 +45,7 @@ prepare-tmpinfo: FORCE
 	touch $(TOPDIR)/tmp/.build
 
 .config: ./scripts/config/conf prepare-tmpinfo
-	@+if [ \! -f .config ]; then \
+	@+if [ -f .config ] || ! grep CONFIG_HAVE_DOT_CONFIG .config >/dev/null; then \
 		[ -e $(HOME)/.openwrt/defconfig ] && cp $(HOME)/.openwrt/defconfig .config; \
 		$(NO_TRACE_MAKE) menuconfig $(PREP_MK); \
 	fi
-- 
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