From 8386207f1ff4339ab72bafca3c1b415628533e4b Mon Sep 17 00:00:00 2001
From: Nicolas Thill <nico@openwrt.org>
Date: Mon, 16 Aug 2010 09:12:46 +0000
Subject: package/grub: add a prereq check for 32 bits host development files
 when building on x86_64 (closes: #7753)

SVN-Revision: 22667
---
 package/grub/Makefile | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/package/grub/Makefile b/package/grub/Makefile
index 5fd2a23088..426b9c3673 100644
--- a/package/grub/Makefile
+++ b/package/grub/Makefile
@@ -88,5 +88,16 @@ define Package/grub/install
 	$(CP) $(PKG_INSTALL_DIR)/usr/sbin/* $(1)/usr/sbin/
 endef
 
+ifeq ($(HOST_ARCH),x86_64)
+  define Require/working-gcc-m32
+	echo 'int main(int argc, char **argv) { return 0; }' | \
+		gcc -x c -o $(TMP_DIR)/a.out - -m32 -lc
+  endef
+endif
+
+$(eval $(call Require,working-gcc-m32, \
+	Please install 32 bits development files. (gcc-multilib on Debian/Ubuntu, gcc.i686 and libgcc.i686 on CentOS/Fedora/RHEL) \
+))
+
 $(eval $(call HostBuild))
 $(eval $(call BuildPackage,grub))
-- 
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