Merge "Build modules from source by default." am: ec63efdd

$(call add_soong_config_var,ANDROID,BOARD_BUILD_SYSTEM_ROOT_IMAGE)

$(call add_soong_config_var,ANDROID,PRODUCT_INSTALL_DEBUG_POLICY_TO_SYSTEM_EXT)

ifneq (,$(filter sdk win_sdk sdk_addon,$(MAKECMDGOALS)))

  # The artifacts in the SDK zip are OK to build with prebuilt stubs enabled,

  # even if prebuilt apexes are not enabled, because the system images in the

  # SDK stub are not currently used (and will be removed: b/205008975).

  MODULE_BUILD_FROM_SOURCE ?= false

else ifeq (,$(findstring com.google.android.conscrypt,$(PRODUCT_PACKAGES)))

# Default behavior for the tree wrt building modules or using prebuilts. This

# can always be overridden by setting the environment variable

# MODULE_BUILD_FROM_SOURCE.

BRANCH_DEFAULT_MODULE_BUILD_FROM_SOURCE := true

ifneq (,$(MODULE_BUILD_FROM_SOURCE))

  # Keep an explicit setting.

else ifeq (,$(filter sdk win_sdk sdk_addon,$(MAKECMDGOALS))$(findstring com.google.android.conscrypt,$(PRODUCT_PACKAGES)))

  # Prebuilt module SDKs require prebuilt modules to work, and currently

  # prebuilt modules are only provided for com.google.android.xxx. If we can't

  # find one of them in PRODUCT_PACKAGES then assume com.android.xxx are in use,

  # and disable prebuilt SDKs. In particular this applies to AOSP builds.

  #

  # However, sdk/win_sdk/sdk_addon builds might not include com.google.android.xxx

  # packages, so for those we respect the default behavior.

  MODULE_BUILD_FROM_SOURCE := true

else ifeq (,$(filter-out modules_% mainline_modules_%,$(TARGET_PRODUCT)))

  # Always build from source in unbundled builds using the module targets.

  MODULE_BUILD_FROM_SOURCE := true

else

  MODULE_BUILD_FROM_SOURCE := $(BRANCH_DEFAULT_MODULE_BUILD_FROM_SOURCE)

endif

# TODO(b/220940864): Remove when build scripts have been changed to use