platform_build/core/packaging/flags.mk
Ted Bauer c0d16595b3 Revert^2 "Do not generate aconfig_flags.textproto"
This reverts commit 49fbb31fcf.

Reason for revert: textproto usages have been removed

Change-Id: I4021b5e79bcd114a610a529bc68e0be50500b339
2023-11-01 16:03:51 +00:00

123 lines
4.1 KiB
Makefile

# Copyright (C) 2023 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# This file is included by build/make/core/Makefile, and contains the logic for
# the combined flags files.
#
# TODO: Should we do all of the images in $(IMAGES_TO_BUILD)?
_FLAG_PARTITIONS := product system system_ext vendor
# -----------------------------------------------------------------
# Release Config Flags
# Create a summary file of build flags for each partition
# $(1): built build flags json file
# $(2): installed build flags json file
# $(3): flag names
define generate-partition-build-flag-file
$(eval $(strip $(1)): PRIVATE_OUT := $(strip $(1)))
$(eval $(strip $(1)): PRIVATE_FLAG_NAMES := $(strip $(3)))
$(strip $(1)):
mkdir -p $$(dir $$(PRIVATE_OUT))
echo '{' > $$(PRIVATE_OUT)
echo '"flags": [' >> $$(PRIVATE_OUT)
$$(foreach flag, $$(PRIVATE_FLAG_NAMES), \
( \
printf ' { "name": "%s", "value": "%s", ' \
'$$(flag)' \
'$$(_ALL_RELEASE_FLAGS.$$(flag).VALUE)' \
; \
printf '"set": "%s", "default": "%s", "declared": "%s" }' \
'$$(_ALL_RELEASE_FLAGS.$$(flag).SET_IN)' \
'$$(_ALL_RELEASE_FLAGS.$$(flag).DEFAULT)' \
'$$(_ALL_RELEASE_FLAGS.$$(flag).DECLARED_IN)' \
; \
printf '$$(if $$(filter $$(lastword $$(PRIVATE_FLAG_NAMES)),$$(flag)),,$$(comma))\n' ; \
) >> $$(PRIVATE_OUT) ; \
)
echo "]" >> $$(PRIVATE_OUT)
echo "}" >> $$(PRIVATE_OUT)
$(call copy-one-file, $(1), $(2))
endef
$(foreach partition, $(_FLAG_PARTITIONS), \
$(eval build_flag_summaries.$(partition) := $(PRODUCT_OUT)/$(partition)/etc/build_flags.json) \
$(eval $(call generate-partition-build-flag-file, \
$(TARGET_OUT_FLAGS)/$(partition)/build_flags.json, \
$(build_flag_summaries.$(partition)), \
$(_ALL_RELEASE_FLAGS.PARTITIONS.$(partition)) \
) \
) \
)
# -----------------------------------------------------------------
# Aconfig Flags
# Create a summary file of build flags for each partition
# $(1): built aconfig flags file (out)
# $(2): installed aconfig flags file (out)
# $(3): input aconfig files for the partition (in)
define generate-partition-aconfig-flag-file
$(eval $(strip $(1)): PRIVATE_OUT := $(strip $(1)))
$(eval $(strip $(1)): PRIVATE_IN := $(strip $(3)))
$(strip $(1)): $(ACONFIG) $(strip $(3))
mkdir -p $$(dir $$(PRIVATE_OUT))
$$(if $$(PRIVATE_IN), \
$$(ACONFIG) dump --format protobuf --out $$(PRIVATE_OUT) \
$$(addprefix --cache ,$$(PRIVATE_IN)), \
echo -n > $$(PRIVATE_OUT) \
)
$(call copy-one-file, $(1), $(2))
endef
$(foreach partition, $(_FLAG_PARTITIONS), \
$(eval aconfig_flag_summaries_protobuf.$(partition) := $(PRODUCT_OUT)/$(partition)/etc/aconfig_flags.pb) \
$(eval $(call generate-partition-aconfig-flag-file, \
$(TARGET_OUT_FLAGS)/$(partition)/aconfig_flags.pb, \
$(aconfig_flag_summaries_protobuf.$(partition)), \
$(sort $(foreach m,$(call register-names-for-partition, $(partition)), \
$(ALL_MODULES.$(m).ACONFIG_FILES) \
)), \
)) \
)
# -----------------------------------------------------------------
# Install the ones we need for the configured product
required_flags_files := \
$(sort $(foreach partition, $(filter $(IMAGES_TO_BUILD), $(_FLAG_PARTITIONS)), \
$(build_flag_summaries.$(partition)) \
$(aconfig_flag_summaries_protobuf.$(partition)) \
))
ALL_DEFAULT_INSTALLED_MODULES += $(required_flags_files)
ALL_FLAGS_FILES := $(required_flags_files)
# TODO: Remove
.PHONY: flag-files
flag-files: $(required_flags_files)
# Clean up
required_flags_files:=
$(foreach partition, $(_FLAG_PARTITIONS), \
$(eval build_flag_summaries.$(partition):=) \
$(eval aconfig_flag_summaries_protobuf.$(partition):=) \
)