ccflags-y := -DSRCTREE='"$(srctree)"' -DOBJTREE='"$(objtree)"' # if-lt # Usage VAR := $(call if-lt, $(a), $(b)) # Returns 1 if (a < b) if-lt = $(shell [ $(1) -lt $(2) ] && echo 1) ifeq ($(CONFIG_GCOV_FORMAT_3_4),y) cc-ver := 0304 else ifeq ($(CONFIG_GCOV_FORMAT_4_7),y) cc-ver := 0407 else cc-ver := $(cc-version) endif obj-y := base.o fs.o ifeq ($(call if-lt, $(cc-ver), 0407),1) obj-y += gcc_3_4.o else obj-y += gcc_4_7.o endif