From 693458a4bd16eb7e0434852405f6a77fc736d768 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 26 Aug 2014 12:16:18 +0000
Subject: [PATCH] build: override hardcoded paths to bison and m4 to make the
 SDK more relocatable

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

Backport of r42300

git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@42301 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 rules.mk | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/rules.mk b/rules.mk
index a84636a..c9efb9e 100644
--- a/rules.mk
+++ b/rules.mk
@@ -269,6 +269,9 @@ ifeq ($(CONFIG_BUILD_LOG),y)
   BUILD_LOG:=1
 endif
 
+export BISON_PKGDATADIR:=$(STAGING_DIR_HOST)/share/bison
+export M4:=$(STAGING_DIR_HOST)/bin/m4
+
 define shvar
 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
 endef