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post_clean.mk
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# Copyright (C) 2012 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.
# Clean steps that need global knowledge of individual modules.
# This file must be included after all Android.mks have been loaded.
#######################################################
# Checks the current build configurations against the previous build,
# clean artifacts in TARGET_COMMON_OUT_ROOT if necessary.
# If a package's resource overlay has been changed, its R class needs to be
# regenerated.
previous_package_overlay_config := $(TARGET_OUT_COMMON_INTERMEDIATES)/APPS/previous_overlays.txt
current_package_overlay_config := $(TARGET_OUT_COMMON_INTERMEDIATES)/APPS/current_overlays.txt
current_all_packages_config := $(dir $(current_package_overlay_config))current_packages.txt
$(shell rm -rf $(current_package_overlay_config) \
&& mkdir -p $(dir $(current_package_overlay_config)) \
&& touch $(current_package_overlay_config))
$(shell echo '$(PACKAGES)' > $(current_all_packages_config))
$(foreach p, $(PACKAGES), $(if $(PACKAGES.$(p).RESOURCE_OVERLAYS), \
$(shell echo '$(p)' '$(PACKAGES.$(p).RESOURCE_OVERLAYS)' >> $(current_package_overlay_config))))
ifneq (,$(wildcard $(previous_package_overlay_config)))
packages_overlay_changed := $(shell build/tools/diff_package_overlays.py \
$(current_all_packages_config) $(current_package_overlay_config) \
$(previous_package_overlay_config))
ifneq (,$(packages_overlay_changed))
overlay_cleanup_cmd := $(strip rm -rf $(foreach p, $(packages_overlay_changed),\
$(TARGET_OUT_COMMON_INTERMEDIATES)/APPS/$(p)_intermediates))
$(info *** Overlay change detected, clean shared intermediate files...)
$(info *** $(overlay_cleanup_cmd))
$(shell $(overlay_cleanup_cmd))
overlay_cleanup_cmd :=
endif
packages_overlay_changed :=
endif
# Now current becomes previous.
$(shell mv -f $(current_package_overlay_config) $(previous_package_overlay_config))
previous_package_overlay_config :=
current_package_overlay_config :=
current_all_packages_config :=
#######################################################
# Check if we need to delete obsolete aidl-generated java files.
# When an aidl file gets deleted (or renamed), the generated java file is obsolete.
previous_aidl_config := $(TARGET_OUT_COMMON_INTERMEDIATES)/previous_aidl_config.mk
current_aidl_config := $(TARGET_OUT_COMMON_INTERMEDIATES)/current_aidl_config.mk
$(shell rm -rf $(current_aidl_config) \
&& mkdir -p $(dir $(current_aidl_config))\
&& touch $(current_aidl_config))
-include $(previous_aidl_config)
intermediates_to_clean :=
modules_with_aidl_files :=
$(foreach p, $(ALL_MODULES), \
$(if $(ALL_MODULES.$(p).AIDL_FILES),\
$(eval modules_with_aidl_files += $(p))\
$(shell echo 'AIDL_FILES.$(p) := $(ALL_MODULES.$(p).AIDL_FILES)' >> $(current_aidl_config)))\
$(if $(filter-out $(ALL_MODULES.$(p).AIDL_FILES),$(AIDL_FILES.$(p))),\
$(eval intermediates_to_clean += $(ALL_MODULES.$(p).INTERMEDIATE_SOURCE_DIR))))
intermediates_to_clean := $(strip $(intermediates_to_clean))
ifdef intermediates_to_clean
$(info *** Obsolete aidl-generated files detected, clean intermediate files...)
$(info *** rm -rf $(intermediates_to_clean))
$(shell rm -rf $(intermediates_to_clean))
intermediates_to_clean :=
endif
# For modules not loaded by the current build (e.g. you are running mm/mmm),
# we copy the info from the previous bulid.
$(foreach p, $(filter-out $(ALL_MODULES),$(MODULES_WITH_AIDL_FILES)),\
$(shell echo 'AIDL_FILES.$(p) := $(AIDL_FILES.$(p))' >> $(current_aidl_config)))
MODULES_WITH_AIDL_FILES := $(sort $(MODULES_WITH_AIDL_FILES) $(modules_with_aidl_files))
$(shell echo 'MODULES_WITH_AIDL_FILES := $(MODULES_WITH_AIDL_FILES)' >> $(current_aidl_config))
# Now current becomes previous.
$(shell mv -f $(current_aidl_config) $(previous_aidl_config))
MODULES_WITH_AIDL_FILES :=
modules_with_aidl_files :=
previous_aidl_config :=
current_aidl_config :=