7b578d32f9
This reverts commit c113a70221.
Doesn't work with OUT_DIR hard coded outside the tree.
Test: OUT_DIR=/source/whatever m
Bug: 283278495
Change-Id: I8cc74a9ec936b9c7502b97b9b7a4fd731988c407
222 lines
8.2 KiB
Makefile
222 lines
8.2 KiB
Makefile
# Copyright (C) 2023 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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# Partitions that get build system flag summaries
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_FLAG_PARTITIONS := system vendor system_ext product
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# All possible release flags. Defined in the build_flags.mk files
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# throughout the tree
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_ALL_RELEASE_FLAGS :=
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# -----------------------------------------------------------------
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# Choose the flag files
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# Do this first, because we're going to unset TARGET_RELEASE before
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# including anyone, so they don't start making conditionals based on it.
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# If this is a google source tree, restrict it to only the one file
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# which has OWNERS control. If it isn't let others define their own.
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# TODO: Remove wildcard for build/release one when all branch manifests
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# have updated.
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config_map_files := $(wildcard build/release/release_config_map.mk) \
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$(if $(wildcard vendor/google/release/release_config_map.mk), \
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vendor/google/release/release_config_map.mk, \
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$(sort \
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$(wildcard device/*/release/release_config_map.mk) \
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$(wildcard device/*/*/release/release_config_map.mk) \
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$(wildcard vendor/*/release/release_config_map.mk) \
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$(wildcard vendor/*/*/release/release_config_map.mk) \
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) \
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)
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# $1 config name
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# $2 release config files
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define declare-release-config
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$(eval # No duplicates)
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$(if $(filter $(_all_release_configs), $(strip $(1))), \
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$(error declare-release-config: config $(strip $(1)) declared in: $(_included) Previously declared here: $(_all_release_configs.$(strip $(1)).DECLARED_IN)) \
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)
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$(eval # Must have release config files)
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$(if $(strip $(2)),, \
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$(error declare-release-config: config $(strip $(1)) must have release config files) \
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)
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$(eval _all_release_configs := $(sort $(_all_release_configs) $(strip $(1))))
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$(eval _all_release_configs.$(strip $(1)).DECLARED_IN := $(_included))
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$(eval _all_release_configs.$(strip $(1)).FILES := $(strip $(2)))
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endef
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# Include the config map files
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$(foreach f, $(config_map_files), \
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$(eval _included := $(f)) \
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$(eval include $(f)) \
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)
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# If TARGET_RELEASE is set, fail if there is no matching release config
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# If it isn't set, no release config files will be included and all flags
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# will get their default values.
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ifneq ($(TARGET_RELEASE),)
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ifeq ($(filter $(_all_release_configs), $(TARGET_RELEASE)),)
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$(error No release config found for TARGET_RELEASE: $(TARGET_RELEASE). Available releases are: $(_all_release_configs))
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else
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# Choose flag files
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# Don't sort this, use it in the order they gave us.
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_release_config_files := $(_all_release_configs.$(TARGET_RELEASE).FILES)
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endif
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else
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# Useful for finding scripts etc that aren't passing or setting TARGET_RELEASE
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ifneq ($(FAIL_IF_NO_RELEASE_CONFIG),)
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$(error FAIL_IF_NO_RELEASE_CONFIG was set and TARGET_RELEASE was not)
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endif
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_release_config_files :=
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endif
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# Unset variables so they can't use it
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define declare-release-config
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$(error declare-release-config can only be called from inside release_config_map.mk files)
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endef
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# TODO: Remove this check after enough people have sourced lunch that we don't
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# need to worry about it trying to do get_build_vars TARGET_RELEASE. Maybe after ~9/2023
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ifneq ($(CALLED_FROM_SETUP),true)
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define TARGET_RELEASE
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$(error TARGET_RELEASE may not be accessed directly. Use individual flags.)
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endef
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else
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TARGET_RELEASE:=
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endif
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.KATI_READONLY := TARGET_RELEASE
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$(foreach config, $(_all_release_configs), \
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$(eval _all_release_configs.$(config).DECLARED_IN:= ) \
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$(eval _all_release_configs.$(config).FILES:= ) \
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)
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_all_release_configs:=
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config_map_files:=
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# -----------------------------------------------------------------
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# Declare the flags
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# $1 partition(s)
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# $2 flag name. Must start with RELEASE_
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# $3 default. True or false
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define declare-build-flag
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$(if $(filter-out all $(_FLAG_PARTITIONS), $(strip $(1))), \
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$(error declare-build-flag: invalid partitions: $(strip $(1))) \
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)
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$(if $(and $(filter all,$(strip $(1))),$(filter-out all, $(strip $(1)))), \
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$(error declare-build-flag: "all" can't be combined with other partitions: $(strip $(1))), \
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$(eval declare-build-flag.partition := $(_FLAG_PARTITIONS)) \
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)
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$(if $(filter-out RELEASE_%, $(strip $(2))), \
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$(error declare-build-flag: Release flag names must start with RELEASE_: $(strip $(2))) \
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)
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$(eval _ALL_RELEASE_FLAGS += $(strip $(2)))
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$(foreach partition, $(declare-build-flag.partition), \
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$(eval _ALL_RELEASE_FLAGS.PARTITIONS.$(partition) := $(sort \
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$(_ALL_RELEASE_FLAGS.PARTITIONS.$(partition)) $(strip $(2)))) \
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)
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$(eval _ALL_RELEASE_FLAGS.$(strip $(2)).PARTITIONS := $(declare-build-flag.partition))
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$(eval _ALL_RELEASE_FLAGS.$(strip $(2)).DEFAULT := $(strip $(3)))
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$(eval _ALL_RELEASE_FLAGS.$(strip $(2)).DECLARED_IN := $(_included))
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$(eval _ALL_RELEASE_FLAGS.$(strip $(2)).VALUE := $(strip $(3)))
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$(eval _ALL_RELEASE_FLAGS.$(strip $(2)).SET_IN := $(_included))
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$(eval declare-build-flag.partition:=)
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endef
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# Choose the files
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# If this is a google source tree, restrict it to only the one file
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# which has OWNERS control. If it isn't let others define their own.
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flag_declaration_files := $(wildcard build/release/build_flags.mk) \
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$(if $(wildcard vendor/google/release/build_flags.mk), \
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vendor/google/release/build_flags.mk, \
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$(sort \
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$(wildcard device/*/release/build_flags.mk) \
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$(wildcard device/*/*/release/build_flags.mk) \
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$(wildcard vendor/*/release/build_flags.mk) \
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$(wildcard vendor/*/*/release/build_flags.mk) \
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) \
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)
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# Include the files
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$(foreach f, $(flag_declaration_files), \
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$(eval _included := $(f)) \
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$(eval include $(f)) \
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)
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# Don't let anyone declare build flags after here
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define declare-build-flag
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$(error declare-build-flag can only be called from inside flag definition files.)
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endef
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# No more flags from here on
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.KATI_READONLY := _ALL_RELEASE_FLAGS
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# -----------------------------------------------------------------
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# Set the flags
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# $(1): Flag name. Must start with RELEASE_ and have been defined by declare-build-flag
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# $(2): Value. True or false
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define set-build-flag
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$(if $(filter-out $(_ALL_RELEASE_FLAGS), $(strip $(1))), \
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$(error set-build-flag: Undeclared build flag: $(strip $(1))) \
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)
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$(eval _ALL_RELEASE_FLAGS.$(strip $(1)).VALUE := $(strip $(2)))
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$(eval _ALL_RELEASE_FLAGS.$(strip $(1)).SET_IN := $(_included))
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endef
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# This writes directly to a file so that the version never exists in make for
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# people to write conditionals upon.
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define set-release-version
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$(eval _RELEASE_VERSION := $(strip $(1)))
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endef
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# Include the files (if there are any)
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ifneq ($(strip $(_release_config_files)),)
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$(foreach f, $(_release_config_files), \
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$(eval _included := $(f)) \
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$(eval include $(f)) \
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)
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else
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# No TARGET_RELEASE means release version 0
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$(call set-release-version, 0)
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endif
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ifeq ($(_RELEASE_VERSION)),)
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$(error No release config file called set-release-version. Included files were: $(_release_config_files))
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endif
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# Don't let anyone declare build flags after here
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define set-build-flag
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$(error set-build-flag can only be called from inside release config files.)
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endef
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# Don't let anyone set the release version after here
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define set-release-version
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$(error set-release-version can only be called from inside release config files.)
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endef
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# Set the flag values, and don't allow any one to modify them.
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$(foreach flag, $(_ALL_RELEASE_FLAGS), \
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$(eval $(flag) := $(_ALL_RELEASE_FLAGS.$(flag).VALUE)) \
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$(eval .KATI_READONLY := $(flag)) \
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)
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# -----------------------------------------------------------------
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# Clear out vars
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flag_declaration_files:=
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flag_files:=
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_included:=
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_release_config_files:=
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