1 # Copyright (C) 2007 The Android Open Source Project 2 # 3 # Licensed under the Apache License, Version 2.0 (the "License"); 4 # you may not use this file except in compliance with the License. 5 # You may obtain a copy of the License at 6 # 7 # http://www.apache.org/licenses/LICENSE-2.0 8 # 9 # Unless required by applicable law or agreed to in writing, software 10 # distributed under the License is distributed on an "AS IS" BASIS, 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 # See the License for the specific language governing permissions and 13 # limitations under the License. 14 # 15 16 # Don't bother with the cleanspecs if you are running mm/mmm 17 ifeq ($(ONE_SHOT_MAKEFILE)$(dont_bother),) 18 19 INTERNAL_CLEAN_STEPS := 20 21 # Builds up a list of clean steps. Creates a unique 22 # id for each step by taking makefile path, INTERNAL_CLEAN_BUILD_VERSION 23 # and appending an increasing number of '@' characters. 24 # 25 # $(1): shell command to run 26 # $(2): indicate to not use makefile path as part of step id if not empty. 27 # $(2) should only be used in build/core/cleanspec.mk: just for compatibility. 28 define _add-clean-step 29 $(if $(strip $(INTERNAL_CLEAN_BUILD_VERSION)),, \ 30 $(error INTERNAL_CLEAN_BUILD_VERSION not set)) 31 $(eval _acs_makefile_prefix := $(lastword $(MAKEFILE_LIST))) 32 $(eval _acs_makefile_prefix := $(subst /,_,$(_acs_makefile_prefix))) 33 $(eval _acs_makefile_prefix := $(subst .,-,$(_acs_makefile_prefix))) 34 $(eval _acs_makefile_prefix := $(_acs_makefile_prefix)_acs) 35 $(if $($(_acs_makefile_prefix)),,\ 36 $(eval $(_acs_makefile_prefix) := $(INTERNAL_CLEAN_BUILD_VERSION))) 37 $(eval $(_acs_makefile_prefix) := $($(_acs_makefile_prefix))@) 38 $(if $(strip $(2)),$(eval _acs_id := $($(_acs_makefile_prefix))),\ 39 $(eval _acs_id := $(_acs_makefile_prefix)$($(_acs_makefile_prefix)))) 40 $(eval INTERNAL_CLEAN_STEPS += $(_acs_id)) 41 $(eval INTERNAL_CLEAN_STEP.$(_acs_id) := $(1)) 42 $(eval _acs_id :=) 43 $(eval _acs_makefile_prefix :=) 44 endef 45 define add-clean-step 46 $(eval # for build/core/cleanspec.mk, dont use makefile path as part of step id) \ 47 $(if $(filter %/cleanspec.mk,$(lastword $(MAKEFILE_LIST))),\ 48 $(eval $(call _add-clean-step,$(1),true)),\ 49 $(eval $(call _add-clean-step,$(1)))) 50 endef 51 52 # Defines INTERNAL_CLEAN_BUILD_VERSION and the individual clean steps. 53 # cleanspec.mk is outside of the core directory so that more people 54 # can have permission to touch it. 55 include $(BUILD_SYSTEM)/cleanspec.mk 56 INTERNAL_CLEAN_BUILD_VERSION := $(strip $(INTERNAL_CLEAN_BUILD_VERSION)) 57 58 # If the clean_steps.mk file is missing (usually after a clean build) 59 # then we won't do anything. 60 CURRENT_CLEAN_BUILD_VERSION := $(INTERNAL_CLEAN_BUILD_VERSION) 61 CURRENT_CLEAN_STEPS := $(INTERNAL_CLEAN_STEPS) 62 63 # Read the current state from the file, if present. 64 # Will set CURRENT_CLEAN_BUILD_VERSION and CURRENT_CLEAN_STEPS. 65 # 66 clean_steps_file := $(PRODUCT_OUT)/clean_steps.mk 67 -include $(clean_steps_file) 68 69 ifneq ($(CURRENT_CLEAN_BUILD_VERSION),$(INTERNAL_CLEAN_BUILD_VERSION)) 70 # The major clean version is out-of-date. Do a full clean, and 71 # don't even bother with the clean steps. 72 $(info *** A clean build is required because of a recent change.) 73 $(shell rm -rf $(OUT_DIR)) 74 $(info *** Done with the cleaning, now starting the real build.) 75 else 76 # The major clean version is correct. Find the list of clean steps 77 # that we need to execute to get up-to-date. 78 steps := \ 79 $(filter-out $(CURRENT_CLEAN_STEPS),$(INTERNAL_CLEAN_STEPS)) 80 $(foreach step,$(steps), \ 81 $(info Clean step: $(INTERNAL_CLEAN_STEP.$(step))) \ 82 $(shell $(INTERNAL_CLEAN_STEP.$(step))) \ 83 ) 84 85 # Rewrite the clean step for the second arch. 86 ifdef TARGET_2ND_ARCH 87 # $(1): the clean step cmd 88 # $(2): the prefix to search for 89 # $(3): the prefix to replace with 90 define -cs-rewrite-cleanstep 91 $(if $(filter $(2)/%,$(1)),\ 92 $(eval _crs_new_cmd := $(patsubst $(2)/%,$(3)/%,$(1)))\ 93 $(info Clean step: $(_crs_new_cmd))\ 94 $(shell $(_crs_new_cmd))) 95 endef 96 $(foreach step,$(steps), \ 97 $(call -cs-rewrite-cleanstep,$(INTERNAL_CLEAN_STEP.$(step)),$(TARGET_OUT_INTERMEDIATES),$($(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_INTERMEDIATES))\ 98 $(call -cs-rewrite-cleanstep,$(INTERNAL_CLEAN_STEP.$(step)),$(TARGET_OUT_SHARED_LIBRARIES),$($(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_SHARED_LIBRARIES))\ 99 $(call -cs-rewrite-cleanstep,$(INTERNAL_CLEAN_STEP.$(step)),$(TARGET_OUT_VENDOR_SHARED_LIBRARIES),$($(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_VENDOR_SHARED_LIBRARIES))\ 100 $(call -cs-rewrite-cleanstep,$(INTERNAL_CLEAN_STEP.$(step)),$($(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_INTERMEDIATES),$(TARGET_OUT_INTERMEDIATES))\ 101 $(call -cs-rewrite-cleanstep,$(INTERNAL_CLEAN_STEP.$(step)),$($(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_SHARED_LIBRARIES),$(TARGET_OUT_SHARED_LIBRARIES))\ 102 $(call -cs-rewrite-cleanstep,$(INTERNAL_CLEAN_STEP.$(step)),$($(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_VENDOR_SHARED_LIBRARIES),$(TARGET_OUT_VENDOR_SHARED_LIBRARIES))\ 103 ) 104 endif 105 _crs_new_cmd := 106 steps := 107 endif 108 CURRENT_CLEAN_BUILD_VERSION := 109 CURRENT_CLEAN_STEPS := 110 111 # Write the new state to the file. 112 # 113 $(shell \ 114 mkdir -p $(dir $(clean_steps_file)) && \ 115 echo "CURRENT_CLEAN_BUILD_VERSION := $(INTERNAL_CLEAN_BUILD_VERSION)" > \ 116 $(clean_steps_file) ;\ 117 echo "CURRENT_CLEAN_STEPS := $(INTERNAL_CLEAN_STEPS)" >> \ 118 $(clean_steps_file) \ 119 ) 120 121 clean_steps_file := 122 INTERNAL_CLEAN_STEPS := 123 INTERNAL_CLEAN_BUILD_VERSION := 124 125 endif # if not ONE_SHOT_MAKEFILE dont_bother 126 127 # Since products and build variants (unfortunately) share the same 128 # PRODUCT_OUT staging directory, things can get out of sync if different 129 # build configurations are built in the same tree. The following logic 130 # will notice when the configuration has changed and remove the files 131 # necessary to keep things consistent. 132 133 previous_build_config_file := $(PRODUCT_OUT)/previous_build_config.mk 134 135 # A change in the list of aapt configs warrants an installclean, too. 136 aapt_config_list := $(strip $(PRODUCT_AAPT_CONFIG) $(PRODUCT_AAPT_PREF_CONFIG)) 137 138 current_build_config := \ 139 $(TARGET_PRODUCT)-$(TARGET_BUILD_VARIANT)-{$(aapt_config_list)} 140 aapt_config_list := 141 force_installclean := false 142 143 # Read the current state from the file, if present. 144 # Will set PREVIOUS_BUILD_CONFIG. 145 # 146 PREVIOUS_BUILD_CONFIG := 147 -include $(previous_build_config_file) 148 PREVIOUS_BUILD_CONFIG := $(strip $(PREVIOUS_BUILD_CONFIG)) 149 ifdef PREVIOUS_BUILD_CONFIG 150 ifneq "$(current_build_config)" "$(PREVIOUS_BUILD_CONFIG)" 151 $(info *** Build configuration changed: "$(PREVIOUS_BUILD_CONFIG)" -> "$(current_build_config)") 152 ifneq ($(DISABLE_AUTO_INSTALLCLEAN),true) 153 force_installclean := true 154 else 155 $(info DISABLE_AUTO_INSTALLCLEAN is set; skipping auto-clean. Your tree may be in an inconsistent state.) 156 endif 157 endif 158 endif # else, this is the first build, so no need to clean. 159 PREVIOUS_BUILD_CONFIG := 160 161 # Write the new state to the file. 162 # 163 $(shell \ 164 mkdir -p $(dir $(previous_build_config_file)) && \ 165 echo "PREVIOUS_BUILD_CONFIG := $(current_build_config)" > \ 166 $(previous_build_config_file) \ 167 ) 168 previous_build_config_file := 169 current_build_config := 170 171 # 172 # installclean logic 173 # 174 175 # The files/dirs to delete during an installclean. This includes the 176 # non-common APPS directory, which may contain the wrong resources. 177 # 178 # Deletes all of the files that change between different build types, 179 # like "make user" vs. "make sdk". This lets you work with different 180 # build types without having to do a full clean each time. E.g.: 181 # 182 # $ make -j8 all 183 # $ make installclean 184 # $ make -j8 user 185 # $ make installclean 186 # $ make -j8 sdk 187 # 188 installclean_files := \ 189 $(HOST_OUT)/obj/NOTICE_FILES \ 190 $(HOST_OUT)/sdk \ 191 $(PRODUCT_OUT)/*.img \ 192 $(PRODUCT_OUT)/*.ini \ 193 $(PRODUCT_OUT)/*.txt \ 194 $(PRODUCT_OUT)/*.xlb \ 195 $(PRODUCT_OUT)/*.zip \ 196 $(PRODUCT_OUT)/kernel \ 197 $(PRODUCT_OUT)/data \ 198 $(PRODUCT_OUT)/skin \ 199 $(PRODUCT_OUT)/obj/APPS \ 200 $(PRODUCT_OUT)/obj/NOTICE_FILES \ 201 $(PRODUCT_OUT)/obj/PACKAGING \ 202 $(PRODUCT_OUT)/recovery \ 203 $(PRODUCT_OUT)/root \ 204 $(PRODUCT_OUT)/system \ 205 $(PRODUCT_OUT)/vendor \ 206 $(PRODUCT_OUT)/oem \ 207 $(PRODUCT_OUT)/dex_bootjars \ 208 $(PRODUCT_OUT)/obj/JAVA_LIBRARIES \ 209 $(PRODUCT_OUT)/obj/FAKE \ 210 $(PRODUCT_OUT)/obj/EXECUTABLES/adbd_intermediates \ 211 $(PRODUCT_OUT)/obj/STATIC_LIBRARIES/libfs_mgr_intermediates \ 212 $(PRODUCT_OUT)/obj/EXECUTABLES/init_intermediates \ 213 $(PRODUCT_OUT)/obj/ETC/mac_permissions.xml_intermediates \ 214 $(PRODUCT_OUT)/obj/ETC/sepolicy_intermediates \ 215 $(PRODUCT_OUT)/obj/ETC/init.environ.rc_intermediates 216 217 # The files/dirs to delete during a dataclean, which removes any files 218 # in the staging and emulator data partitions. 219 dataclean_files := \ 220 $(PRODUCT_OUT)/data/* \ 221 $(PRODUCT_OUT)/data-qemu/* \ 222 $(PRODUCT_OUT)/userdata-qemu.img 223 224 # make sure *_OUT is set so that we won't result in deleting random parts 225 # of the filesystem. 226 ifneq (2,$(words $(HOST_OUT) $(PRODUCT_OUT))) 227 $(error both HOST_OUT and PRODUCT_OUT should be set at this point.) 228 endif 229 230 # Define the rules for commandline invocation. 231 .PHONY: dataclean 232 dataclean: FILES := $(dataclean_files) 233 dataclean: 234 $(hide) rm -rf $(FILES) 235 @echo "Deleted emulator userdata images." 236 237 .PHONY: installclean 238 installclean: FILES := $(installclean_files) 239 installclean: dataclean 240 $(hide) rm -rf $(FILES) 241 @echo "Deleted images and staging directories." 242 243 ifeq "$(force_installclean)" "true" 244 $(info *** Forcing "make installclean"...) 245 $(info *** rm -rf $(dataclean_files) $(installclean_files)) 246 $(shell rm -rf $(dataclean_files) $(installclean_files)) 247 $(info *** Done with the cleaning, now starting the real build.) 248 endif 249 force_installclean := 250 251 ########################################################### 252 # Clean build tools when swithcing between prebuilt host tools (such as in 253 # apps_only build) and tools built from source (platform build). 254 previous_prebuilt_tools_config_file := $(HOST_OUT)/previous_prebuilt_tools_config.mk 255 ifneq (,$(TARGET_BUILD_APPS)$(filter true,$(TARGET_BUILD_PDK))) 256 current_prebuilt_tools := true 257 else 258 current_prebuilt_tools := false 259 endif 260 PREVIOUS_PREBUILT_TOOLS := 261 -include $(previous_prebuilt_tools_config_file) 262 force_tools_clean := 263 ifdef PREVIOUS_PREBUILT_TOOLS 264 ifneq ($(PREVIOUS_PREBUILT_TOOLS),$(current_prebuilt_tools)) 265 force_tools_clean := true 266 endif 267 endif # else, this is the first build, so no need to clean. 268 269 # Write the new state to the file. 270 $(shell \ 271 mkdir -p $(dir $(previous_prebuilt_tools_config_file)) && \ 272 echo "PREVIOUS_PREBUILT_TOOLS:=$(current_prebuilt_tools)" > \ 273 $(previous_prebuilt_tools_config_file)) 274 275 ifeq ($(force_tools_clean),true) 276 # For this list of prebuilt tools, see prebuilts/sdk/tools/Android.mk. 277 tools_clean_files := \ 278 $(HOST_OUT_COMMON_INTERMEDIATES)/JAVA_LIBRARIES/signapk_intermediates \ 279 $(HOST_OUT_COMMON_INTERMEDIATES)/JAVA_LIBRARIES/dx_intermediates \ 280 $(HOST_OUT_COMMON_INTERMEDIATES)/JAVA_LIBRARIES/shrinkedAndroid_intermediates \ 281 $(HOST_OUT)/obj*/EXECUTABLES/aapt_intermediates \ 282 $(HOST_OUT)/obj*/EXECUTABLES/aidl_intermediates \ 283 $(HOST_OUT)/obj*/EXECUTABLES/zipalign_intermediates \ 284 $(HOST_OUT)/obj*/lib/libc++$(HOST_SHLIB_SUFFIX) \ 285 286 $(info *** build type changed, clean host tools...) 287 $(info *** rm -rf $(tools_clean_files)) 288 $(shell rm -rf $(tools_clean_files)) 289 endif 290 291 ########################################################### 292 293 .PHONY: clean-jack-files 294 clean-jack-files: clean-dex-files 295 $(hide) find $(OUT_DIR) -name "*.jack" | xargs rm -f 296 $(hide) find $(OUT_DIR) -type d -name "jack" | xargs rm -rf 297 @echo "All jack files have been removed." 298 299 .PHONY: clean-dex-files 300 clean-dex-files: 301 $(hide) find $(OUT_DIR) -name "*.dex" ! -path "*/jack-incremental/*" | xargs rm -f 302 $(hide) for i in `find $(OUT_DIR) -name "*.jar" -o -name "*.apk"` ; do ((unzip -l $$i 2> /dev/null | \ 303 grep -q "\.dex$$" && rm -f $$i) || continue ) ; done 304 @echo "All dex files and archives containing dex files have been removed." 305 306 .PHONY: clean-jack-incremental 307 clean-jack-incremental: 308 $(hide) find $(OUT_DIR) -name "jack-incremental" -type d | xargs rm -rf 309 @echo "All jack incremental dirs have been removed." 310
