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Decentralizes cleanspecs. 

After this change, you should add-clean-step at the end of CleanSpec.mk
in your project, instead of the centralized cleanspecs.mk in build/core.
This commit is contained in:
Ying Wang 2010-03-03 10:45:14 -08:00
parent b7aa96bf8e
commit fa9ae7bbbe
2 changed files with 28 additions and 7 deletions
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24
core/cleanbuild.mk
View File

@ -16,28 +16,40 @@
INTERNAL_CLEAN_STEPS :=
# Builds up a list of clean steps. Creates a unique
# id for each step by taking INTERNAL_CLEAN_BUILD_VERSION
# id for each step by taking makefile path, INTERNAL_CLEAN_BUILD_VERSION
# and appending an increasing number of '@' characters.
#
# $(1): shell command to run
# $(2): indicate to not use makefile path as part of step id if not empty.
# $(2) should only be used in build/core/cleanspec.mk: just for compatibility.
define _add-clean-step
$(if $(strip $(INTERNAL_CLEAN_BUILD_VERSION)),, \
$(error INTERNAL_CLEAN_BUILD_VERSION not set))
$(eval _acs_id := $(strip $(lastword $(INTERNAL_CLEAN_STEPS))))
$(if $(_acs_id),,$(eval _acs_id := $(INTERNAL_CLEAN_BUILD_VERSION)))
$(eval _acs_id := $(_acs_id)@)
$(eval _acs_makefile_prefix := $(lastword $(MAKEFILE_LIST)))
$(eval _acs_makefile_prefix := $(subst /,_,$(_acs_makefile_prefix)))
$(eval _acs_makefile_prefix := $(subst .,-,$(_acs_makefile_prefix)))
$(eval _acs_makefile_prefix := $(_acs_makefile_prefix)_acs)
$(if $($(_acs_makefile_prefix)),,\
$(eval $(_acs_makefile_prefix) := $(INTERNAL_CLEAN_BUILD_VERSION)))
$(eval $(_acs_makefile_prefix) := $($(_acs_makefile_prefix))@)
$(if $(strip $(2)),$(eval _acs_id := $($(_acs_makefile_prefix))),\
$(eval _acs_id := $(_acs_makefile_prefix)$($(_acs_makefile_prefix))))
$(eval INTERNAL_CLEAN_STEPS += $(_acs_id))
$(eval INTERNAL_CLEAN_STEP.$(_acs_id) := $(1))
$(eval _acs_id :=)
$(eval _acs_makefile_prefix :=)
endef
define add-clean-step
$(if $(call _add-clean-step,$(1)),)
$(eval # for build/core/cleanspec.mk, dont use makefile path as part of step id) \
$(if $(filter %/cleanspec.mk,$(lastword $(MAKEFILE_LIST))),\
$(eval $(call _add-clean-step,$(1),true)),\
$(eval $(call _add-clean-step,$(1))))
endef
# Defines INTERNAL_CLEAN_BUILD_VERSION and the individual clean steps.
# cleanspec.mk is outside of the core directory so that more people
# can have permission to touch it.
include build/cleanspec.mk
include $(BUILD_SYSTEM)/cleanspec.mk
INTERNAL_CLEAN_BUILD_VERSION := $(strip $(INTERNAL_CLEAN_BUILD_VERSION))
# If the clean_steps.mk file is missing (usually after a clean build)

11
cleanspec.mk → core/cleanspec.mk
View File

@ -15,7 +15,11 @@
# Just bump this if you want to force a clean build.
# **********************************************************************
# WHEN DOING SO, DELETE ANY "add-clean-step" ENTRIES THAT HAVE PILED UP.
# WHEN DOING SO
# 1. DELETE ANY "add-clean-step" ENTRIES THAT HAVE PILED UP IN THIS FILE.
# 2. REMOVE ALL FILES NAMED CleanSpec.mk.
# 3. BUMP THE VERSION.
# IDEALLY, THOSE STEPS SHOULD BE DONE ATOMICALLY.
# **********************************************************************
#
INTERNAL_CLEAN_BUILD_VERSION := 3
@ -160,3 +164,8 @@ $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/app/Launcher.apk)
# ************************************************
# NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
# ************************************************
subdir_cleanspecs := \
$(shell build/tools/findleaves.py --prune=out --prune=.repo --prune=.git . CleanSpec.mk)
include $(subdir_cleanspecs)
subdir_cleanspecs :=