mtk-preloader/build/common-dir.mak

# Copyright Statement:
#
# This software/firmware and related documentation ("MediaTek Software") are
# protected under relevant copyright laws. The information contained herein
# is confidential and proprietary to MediaTek Inc. and/or its licensors.
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# any reproduction, modification, use or disclosure of MediaTek Software,
# and information contained herein, in whole or in part, shall be strictly prohibited.
#
# MediaTek Inc. (C) 2010. All rights reserved.
#
# BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
# THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
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# The following software/firmware and/or related documentation ("MediaTek Software")
# have been modified by MediaTek Inc. All revisions are subject to any receiver's
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include $(MTK_PATH_PLATFORM)/makefile.mak

CURDIR_FLAG := $(PRELOADER_OUT)/obj/$(subst /,_,$(patsubst $(D_ROOT)/%,%,$(patsubst %/,%,$(CURDIR)))).flag

all: $(CURDIR_FLAG)
.PHONY: all


#########
# recursive
#
# $(1): subdir
# $(2): target flag
# $(3): dependency
define build-subdirs
$(2): $(3) FORCE
	$$(MAKE) -e -r -C $(1) --no-print-directory
endef

.PHONY: FORCE
FORCE:
SUBDIRS_FLAGS :=
$(foreach d,$(SUBDIRS),\
  $(eval r := $(patsubst $(D_ROOT)/%,%,$(patsubst %/,%,$(if $(filter /%,$(d)),,$(CURDIR)/)$(d))))\
  $(eval t := $(PRELOADER_OUT)/obj/$(subst /,_,$(r)).flag)\
  $(eval $(call build-subdirs,$(d),$(t),$(ALL_PREGEN_FILE)))\
  $(eval SUBDIRS_FLAGS += $(t))\
)

$(CURDIR_FLAG): $(SUBDIRS_FLAGS)

ifndef CURDIR_FLAG_RULE
CURDIR_FLAG_RULE := true
$(CURDIR_FLAG):
	@mkdir -p $(dir $@)
	echo "$^" > $@

endif