X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/9d70dd66e9c778650d768e95df56bebe4702e0bd..c15eb41ef91459d4045f19ece54ae2b6fa8e90a3:/rules.mk

diff --git a/rules.mk b/rules.mk
index 14ff5acdf..b7257d73c 100644
--- a/rules.mk
+++ b/rules.mk
@@ -30,7 +30,7 @@ BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
 GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
 
-OPTIMIZE_FOR_CPU:=$(ARCH)
+OPTIMIZE_FOR_CPU=$(ARCH)
 
 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
 BIN_DIR:=$(TOPDIR)/bin
@@ -53,7 +53,7 @@ ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
   -include $(TOOLCHAIN_DIR)/info.mk
   REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
   GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
-  TARGET_CROSS?=$(OPTIMIZE_FOR_CPU)-linux-uclibc-
+  TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-linux-uclibc-)
 endif
 
 TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(STAGING_DIR_HOST)/bin:$(STAGING_DIR)/usr/bin:$(PATH)
@@ -138,12 +138,10 @@ $(call shvar,$(1))=$$(call $(1))
 export $(call shvar,$(1))
 endef
 
-define confvar
-$(1):=$$(strip $$($(1)))_
-$(foreach v,$(2),
-  $(1):=$$(strip $$($(1)))$(if $($(v)),y,n)
-)
-endef
+empty:=
+space:= $(empty) $(empty)
+merge=$(subst $(space),,$(1))
+confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
 
 # file extension
 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))