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Commit c8ebe4c2 authored by LaMont Jones's avatar LaMont Jones Committed by Automerger Merge Worker
Browse files

Reapply "Add support for product-specific build flags" am: 38b195ea 

Original change: https://android-review.googlesource.com/c/platform/build/+/2816074



Change-Id: Ida0d96a53c78a874a479a57129f0e137e569e781
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents f78b8051 38b195ea

core/product.mk

+2 −0
Original line number Diff line number Diff line
@@ -447,6 +447,8 @@ _product_list_vars += PRODUCT_AFDO_PROFILES 


_product_single_value_vars += PRODUCT_NEXT_RELEASE_HIDE_FLAGGED_API



_product_list_vars += PRODUCT_RELEASE_CONFIG_MAPS



_product_list_vars += PRODUCT_VALIDATION_CHECKS



.KATI_READONLY := _product_single_value_vars _product_list_vars

core/release_config.mk

+33 −19
Original line number Diff line number Diff line
@@ -52,6 +52,15 @@ config_map_files := $(wildcard build/release/release_config_map.mk) \ 
        ) \

    )



# PRODUCT_RELEASE_CONFIG_MAPS is set by Soong using an initial run of product

# config to capture only the list of config maps needed by the build.

# Keep them in the order provided, but remove duplicates.

$(foreach map,$(PRODUCT_RELEASE_CONFIG_MAPS), \

    $(if $(filter $(map),$(config_map_files)),,$(eval config_map_files += $(map))) \

)



# Declare or extend a release-config.

#

# $1 config name

# $2 release config files

define declare-release-config
@@ -63,10 +72,24 @@ define declare-release-config 
    $(eval _all_release_configs.$(strip $(1)).FILES := $(_all_release_configs.$(strip $(1)).FILES) $(strip $(2)))

endef



# Include the config map files

# Include the config map files and populate _flag_declaration_files.

_flag_declaration_files :=

$(foreach f, $(config_map_files), \

    $(eval FLAG_DECLARATION_FILES:= ) \

    $(eval _included := $(f)) \

    $(eval include $(f)) \

    $(eval _flag_declaration_files += $(FLAG_DECLARATION_FILES)) \

)

FLAG_DECLARATION_FILES :=



# Make sure that the flag definitions are included for vendor/google builds.

# This decouples the change in vendor/google/release/release_config_map.mk

# from this logic change.

# TODO: Remove this once the vendor/google FLAG_DECLARATION_FILES change is there.

$(if $(wildcard vendor/google/release/release_config_map.mk),\

  $(if $(filter vendor/google/release/build_flags.bzl,$(_flag_declaration_files)),,\

    $(eval _flag_declaration_files := vendor/google/release/build_flags.bzl $(_flag_declaration_files)) \

  ) \

)



# If TARGET_RELEASE is set, fail if there is no matching release config
@@ -78,7 +101,11 @@ ifeq ($(filter $(_all_release_configs), $(TARGET_RELEASE)),) 
else

    # Choose flag files

    # Don't sort this, use it in the order they gave us.

    flag_value_files := $(_all_release_configs.$(TARGET_RELEASE).FILES)

    # Do allow duplicate entries, retaining only the first usage.

    flag_value_files :=

    $(foreach f,$(_all_release_configs.$(TARGET_RELEASE).FILES), \

      $(if $(filter $(f),$(flag_value_files)),,$(eval flag_value_files += $(f)))\

    )

endif

else

# Useful for finding scripts etc that aren't passing or setting TARGET_RELEASE
@@ -121,21 +148,8 @@ config_map_files:= 
# that we chose from the config map above.  Then we run that, and load the

# results of that into the make environment.



# If this is a google source tree, restrict it to only the one file

# which has OWNERS control.  If it isn't let others define their own.

# TODO: Remove wildcard for build/release one when all branch manifests

# have updated.

flag_declaration_files := $(wildcard build/release/build_flags.bzl) \

    $(if $(wildcard vendor/google/release/build_flags.bzl), \

        vendor/google/release/build_flags.bzl, \

        $(sort \

            $(wildcard device/*/release/build_flags.bzl) \

            $(wildcard device/*/*/release/build_flags.bzl) \

            $(wildcard vendor/*/release/build_flags.bzl) \

            $(wildcard vendor/*/*/release/build_flags.bzl) \

        ) \

    )



# _flag_declaration_files is the combined list of FLAG_DECLARATION_FILES set by

# release_config_map.mk files above.



# Because starlark can't find files with $(wildcard), write an entrypoint starlark script that

# contains the result of the above wildcards for the starlark code to use.
@@ -145,8 +159,8 @@ _c+=$(newline)def add(d, k, v): 
_c+=$(newline)$(space)d = dict(d)

_c+=$(newline)$(space)d[k] = v

_c+=$(newline)$(space)return d

_c+=$(foreach f,$(flag_declaration_files),$(newline)load("$(f)", flags_$(call filename_to_starlark,$(f)) = "flags"))

_c+=$(newline)all_flags = [] $(foreach f,$(flag_declaration_files),+ [add(x, "declared_in", "$(f)") for x in flags_$(call filename_to_starlark,$(f))])

_c+=$(foreach f,$(_flag_declaration_files),$(newline)load("$(f)", flags_$(call filename_to_starlark,$(f)) = "flags"))

_c+=$(newline)all_flags = [] $(foreach f,$(_flag_declaration_files),+ [add(x, "declared_in", "$(f)") for x in flags_$(call filename_to_starlark,$(f))])

_c+=$(foreach f,$(flag_value_files),$(newline)load("//$(f)", values_$(call filename_to_starlark,$(f)) = "values"))

_c+=$(newline)all_values = [] $(foreach f,$(flag_value_files),+ [add(x, "set_in", "$(f)") for x in values_$(call filename_to_starlark,$(f))])

_c+=$(newline)variables_to_export_to_make = release_config(all_flags, all_values)