232 lines
6.4 KiB
Makefile
232 lines
6.4 KiB
Makefile
#
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# Copyright (C) 2007 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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#
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# Functions for including AndroidProducts.mk files
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#
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#
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# Returns the list of all AndroidProducts.mk files.
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# $(call ) isn't necessary.
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#
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define _find-android-products-files
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$(shell test -d device && find device -maxdepth 6 -name AndroidProducts.mk) \
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$(shell test -d vendor && find vendor -maxdepth 6 -name AndroidProducts.mk) \
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$(SRC_TARGET_DIR)/product/AndroidProducts.mk
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endef
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#
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# Returns the sorted concatenation of PRODUCT_MAKEFILES
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# variables set in the given AndroidProducts.mk files.
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# $(1): the list of AndroidProducts.mk files.
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#
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define get-product-makefiles
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$(sort \
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$(foreach f,$(1), \
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$(eval PRODUCT_MAKEFILES :=) \
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$(eval LOCAL_DIR := $(patsubst %/,%,$(dir $(f)))) \
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$(eval include $(f)) \
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$(PRODUCT_MAKEFILES) \
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) \
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$(eval PRODUCT_MAKEFILES :=) \
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$(eval LOCAL_DIR :=) \
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)
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endef
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#
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# Returns the sorted concatenation of all PRODUCT_MAKEFILES
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# variables set in all AndroidProducts.mk files.
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# $(call ) isn't necessary.
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#
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define get-all-product-makefiles
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$(call get-product-makefiles,$(_find-android-products-files))
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endef
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#
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# Functions for including product makefiles
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#
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_product_var_list := \
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PRODUCT_NAME \
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PRODUCT_MODEL \
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PRODUCT_LOCALES \
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PRODUCT_PACKAGES \
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PRODUCT_DEVICE \
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PRODUCT_MANUFACTURER \
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PRODUCT_BRAND \
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PRODUCT_PROPERTY_OVERRIDES \
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PRODUCT_COPY_FILES \
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PRODUCT_OTA_PUBLIC_KEYS \
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PRODUCT_PACKAGE_OVERLAYS \
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DEVICE_PACKAGE_OVERLAYS \
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PRODUCT_CONTRIBUTORS_FILE \
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PRODUCT_TAGS \
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PRODUCT_SDK_ADDON_NAME \
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PRODUCT_SDK_ADDON_COPY_FILES \
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PRODUCT_SDK_ADDON_COPY_MODULES \
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PRODUCT_SDK_ADDON_DOC_MODULE \
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PRODUCT_DEFAULT_WIFI_CHANNELS
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define dump-product
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$(info ==== $(1) ====)\
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$(foreach v,$(_product_var_list),\
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$(info PRODUCTS.$(1).$(v) := $(PRODUCTS.$(1).$(v))))\
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$(info --------)
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endef
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define dump-products
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$(foreach p,$(PRODUCTS),$(call dump-product,$(p)))
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endef
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#
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# $(1): product to inherit
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#
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# Does three things:
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# 1. Inherits all of the variables from $1.
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# 2. Records the inheritance in the .INHERITS_FROM variable
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# 3. Records that we've visited this node, in ALL_PRODUCTS
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#
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define inherit-product
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$(foreach v,$(_product_var_list), \
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$(eval $(v) := $($(v)) $(INHERIT_TAG)$(strip $(1)))) \
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$(eval inherit_var := \
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PRODUCTS.$(strip $(word 1,$(_include_stack))).INHERITS_FROM) \
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$(eval $(inherit_var) := $(sort $($(inherit_var)) $(strip $(1)))) \
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$(eval inherit_var:=) \
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$(eval ALL_PRODUCTS := $(sort $(ALL_PRODUCTS) $(word 1,$(_include_stack))))
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endef
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#
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# Do inherit-product only if $(1) exists
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#
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define inherit-product-if-exists
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$(if $(wildcard $(1)),$(call inherit-product,$(1)),)
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endef
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#
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# $(1): product makefile list
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#
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#TODO: check to make sure that products have all the necessary vars defined
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define import-products
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$(call import-nodes,PRODUCTS,$(1),$(_product_var_list))
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endef
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#
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# Does various consistency checks on all of the known products.
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# Takes no parameters, so $(call ) is not necessary.
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#
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define check-all-products
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$(if ,, \
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$(eval _cap_names :=) \
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$(foreach p,$(PRODUCTS), \
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$(eval pn := $(strip $(PRODUCTS.$(p).PRODUCT_NAME))) \
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$(if $(pn),,$(error $(p): PRODUCT_NAME must be defined.)) \
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$(if $(filter $(pn),$(_cap_names)), \
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$(error $(p): PRODUCT_NAME must be unique; "$(pn)" already used by $(strip \
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$(foreach \
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pp,$(PRODUCTS),
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$(if $(filter $(pn),$(PRODUCTS.$(pp).PRODUCT_NAME)), \
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$(pp) \
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))) \
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) \
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) \
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$(eval _cap_names += $(pn)) \
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$(if $(call is-c-identifier,$(pn)),, \
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$(error $(p): PRODUCT_NAME must be a valid C identifier, not "$(pn)") \
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) \
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$(eval pb := $(strip $(PRODUCTS.$(p).PRODUCT_BRAND))) \
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$(if $(pb),,$(error $(p): PRODUCT_BRAND must be defined.)) \
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$(foreach cf,$(strip $(PRODUCTS.$(p).PRODUCT_COPY_FILES)), \
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$(if $(filter 2,$(words $(subst :,$(space),$(cf)))),, \
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$(error $(p): malformed COPY_FILE "$(cf)") \
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) \
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) \
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) \
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)
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endef
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#
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# Returns the product makefile path for the product with the provided name
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#
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# $(1): short product name like "generic"
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#
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define _resolve-short-product-name
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$(eval pn := $(strip $(1)))
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$(eval p := \
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$(foreach p,$(PRODUCTS), \
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$(if $(filter $(pn),$(PRODUCTS.$(p).PRODUCT_NAME)), \
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$(p) \
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)) \
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)
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$(eval p := $(sort $(p)))
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$(if $(filter 1,$(words $(p))), \
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$(p), \
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$(if $(filter 0,$(words $(p))), \
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$(error No matches for product "$(pn)"), \
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$(error Product "$(pn)" ambiguous: matches $(p)) \
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) \
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)
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endef
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define resolve-short-product-name
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$(strip $(call _resolve-short-product-name,$(1)))
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endef
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#
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# Rename the variables in _product_var_list.
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# $(1): Renamed prefix
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# $(2): New value prefix. The new value will be $(2)$(VARNAME)
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#
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define stash-product-vars
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$(foreach v,$(_product_var_list), \
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$(eval $(strip $(1))_$(call rot13,$(v)):=$$($$(v))) \
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$(eval $(v):=$(2)$$(v)) \
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)
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endef
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#
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# Assert that the the variable stashed by stash-product-vars remains untouched.
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# $(1): The prefix as supplied to stash-product-vars
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# $(2): The expected value prefix. The value should be $(2)$(VARNAME)
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#
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define assert-product-vars
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$(strip \
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$(eval changed_variables:=)
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$(foreach v,$(_product_var_list), \
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$(if $(call streq,$($(v)),$(2)$(v)),, \
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$(eval $(warning $(v) has been modified: $($(v)))) \
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$(eval changed_variables := $(changed_variables) $(v))) \
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) \
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$(if $(changed_variables),\
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$(eval $(error The following variables have been changed: $(changed_variables))),)
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)
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endef
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# ... $(eval $(warning $(v) $($(v)),$(2)$(v) streq-->$(call streq,$($(v)),$(2)$(v)))) \
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#
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# Restore the product variables as stashed by stash-product-vars
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# $(1): The prefix as supplied to stash-product-vars
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#
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define restore-product-vars
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$(foreach v,$(_product_var_list), \
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$(eval $(v):=$($(strip $(1))_$(call rot13,$(v)))) \
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$(eval $(strip $(1))_$(v):=) \
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)
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endef
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