fix gcc compile

SVN-Revision: 5032

openwrt/rules.mk

@@ -8,7 +8,9 @@
 -include $(TOPDIR)/.config
 include $(TOPDIR)/include/verbose.mk
 
-export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"'  --
+export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
+export BASH=$(shell which bash)
+
 ARCH:=$(strip $(subst ",, $(CONFIG_ARCH)))
 TARGET_OPTIMIZATION:=$(strip $(subst ",, $(CONFIG_TARGET_OPTIMIZATION)))
 WGET:=$(strip $(subst ",, $(CONFIG_WGET)))

openwrt/toolchain/gcc/Makefile

@@ -45,6 +45,7 @@ include $(INCLUDE_DIR)/host-build.mk
 BUILD_DIR1:=$(TOOLCHAIN_BUILD_DIR)/gcc-$(PKG_VERSION)-initial
 BUILD_DIR2:=$(TOOLCHAIN_BUILD_DIR)/gcc-$(PKG_VERSION)-final
 
+override SHELL:=$(BASH)
 
 define Stage1/Configure
 	mkdir -p $(BUILD_DIR1)