From 35d83e5d76232e197e91531f3ebf0fb82ae85943 Mon Sep 17 00:00:00 2001
From: nico <nico@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Mon, 16 Aug 2010 09:57:46 +0000
Subject: [PATCH] [backfire] merge r22667

package/grub: add a prereq check for 32 bits host development files when building on x86_64 (closes: #7753)



git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@22670 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/grub/Makefile | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/package/grub/Makefile b/package/grub/Makefile
index 5fd2a2308..426b9c367 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))