1#
2# Copyright (C) 2020 The Android Open Source Project
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#      http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15#
16
17# sysprop.mk defines rules for generating <partition>/[etc/]build.prop files
18
19# -----------------------------------------------------------------
20# property_overrides_split_enabled
21property_overrides_split_enabled :=
22ifeq ($(BOARD_PROPERTY_OVERRIDES_SPLIT_ENABLED), true)
23  property_overrides_split_enabled := true
24endif
25
26BUILDINFO_SH := build/make/tools/buildinfo.sh
27POST_PROCESS_PROPS := $(HOST_OUT_EXECUTABLES)/post_process_props$(HOST_EXECUTABLE_SUFFIX)
28
29# Emits a set of sysprops common to all partitions to a file.
30# $(1): Partition name
31# $(2): Output file name
32define generate-common-build-props
33    echo "####################################" >> $(2);\
34    echo "# from generate-common-build-props" >> $(2);\
35    echo "# These properties identify this partition image." >> $(2);\
36    echo "####################################" >> $(2);\
37    $(if $(filter system,$(1)),\
38        echo "ro.product.$(1).brand=$(PRODUCT_SYSTEM_BRAND)" >> $(2);\
39        echo "ro.product.$(1).device=$(PRODUCT_SYSTEM_DEVICE)" >> $(2);\
40        echo "ro.product.$(1).manufacturer=$(PRODUCT_SYSTEM_MANUFACTURER)" >> $(2);\
41        echo "ro.product.$(1).model=$(PRODUCT_SYSTEM_MODEL)" >> $(2);\
42        echo "ro.product.$(1).name=$(PRODUCT_SYSTEM_NAME)" >> $(2);\
43      ,\
44        echo "ro.product.$(1).brand=$(PRODUCT_BRAND)" >> $(2);\
45        echo "ro.product.$(1).device=$(TARGET_DEVICE)" >> $(2);\
46        echo "ro.product.$(1).manufacturer=$(PRODUCT_MANUFACTURER)" >> $(2);\
47        echo "ro.product.$(1).model=$(PRODUCT_MODEL)" >> $(2);\
48        echo "ro.product.$(1).name=$(TARGET_PRODUCT)" >> $(2);\
49    )\
50    $(if $(filter system vendor odm,$(1)),\
51        echo "ro.$(1).product.cpu.abilist=$(TARGET_CPU_ABI_LIST) " >> $(2);\
52        echo "ro.$(1).product.cpu.abilist32=$(TARGET_CPU_ABI_LIST_32_BIT)" >> $(2);\
53        echo "ro.$(1).product.cpu.abilist64=$(TARGET_CPU_ABI_LIST_64_BIT)" >> $(2);\
54    )\
55    echo "ro.$(1).build.date=`$(DATE_FROM_FILE)`" >> $(2);\
56    echo "ro.$(1).build.date.utc=`$(DATE_FROM_FILE) +%s`" >> $(2);\
57    echo "ro.$(1).build.fingerprint=$(BUILD_FINGERPRINT_FROM_FILE)" >> $(2);\
58    echo "ro.$(1).build.id=$(BUILD_ID)" >> $(2);\
59    echo "ro.$(1).build.tags=$(BUILD_VERSION_TAGS)" >> $(2);\
60    echo "ro.$(1).build.type=$(TARGET_BUILD_VARIANT)" >> $(2);\
61    echo "ro.$(1).build.version.incremental=$(BUILD_NUMBER_FROM_FILE)" >> $(2);\
62    echo "ro.$(1).build.version.release=$(PLATFORM_VERSION_LAST_STABLE)" >> $(2);\
63    echo "ro.$(1).build.version.release_or_codename=$(PLATFORM_VERSION)" >> $(2);\
64    echo "ro.$(1).build.version.sdk=$(PLATFORM_SDK_VERSION)" >> $(2);\
65
66endef
67
68# Rule for generating <partition>/[etc/]build.prop file
69#
70# $(1): partition name
71# $(2): path to the output
72# $(3): path to the input *.prop files. The contents of the files are directly
73#       emitted to the output
74# $(4): list of variable names each of which contains name=value pairs
75# $(5): optional list of prop names to force remove from the output. Properties from both
76#       $(3) and (4) are affected
77# $(6): optional list of files to append at the end. The content of each file is emitted
78#       to the output
79# $(7): optional flag to skip common properties generation
80define build-properties
81ALL_DEFAULT_INSTALLED_MODULES += $(2)
82
83$(eval # Properties can be assigned using `prop ?= value` or `prop = value` syntax.)
84$(eval # Eliminate spaces around the ?= and = separators.)
85$(foreach name,$(strip $(4)),\
86    $(eval _temp := $$(call collapse-pairs,$$($(name)),?=))\
87    $(eval _resolved_$(name) := $$(call collapse-pairs,$$(_temp),=))\
88)
89
90$(eval # Implement the legacy behavior when BUILD_BROKEN_DUP_SYSPROP is on.)
91$(eval # Optional assignments are all converted to normal assignments and)
92$(eval # when their duplicates the first one wins)
93$(if $(filter true,$(BUILD_BROKEN_DUP_SYSPROP)),\
94    $(foreach name,$(strip $(4)),\
95        $(eval _temp := $$(subst ?=,=,$$(_resolved_$(name))))\
96        $(eval _resolved_$(name) := $$(call uniq-pairs-by-first-component,$$(_resolved_$(name)),=))\
97    )\
98    $(eval _option := --allow-dup)\
99)
100
101$(2): $(POST_PROCESS_PROPS) $(INTERNAL_BUILD_ID_MAKEFILE) $(API_FINGERPRINT) $(3) $(6)
102	$(hide) echo Building $$@
103	$(hide) mkdir -p $$(dir $$@)
104	$(hide) rm -f $$@ && touch $$@
105ifneq ($(strip $(7)), true)
106	$(hide) $$(call generate-common-build-props,$(call to-lower,$(strip $(1))),$$@)
107endif
108	$(hide) $(foreach file,$(strip $(3)),\
109	    if [ -f "$(file)" ]; then\
110	        echo "" >> $$@;\
111	        echo "####################################" >> $$@;\
112	        echo "# from $(file)" >> $$@;\
113	        echo "####################################" >> $$@;\
114	        cat $(file) >> $$@;\
115	    fi;)
116	$(hide) $(foreach name,$(strip $(4)),\
117	    echo "" >> $$@;\
118	    echo "####################################" >> $$@;\
119	    echo "# from variable $(name)" >> $$@;\
120	    echo "####################################" >> $$@;\
121	    $$(foreach line,$$(_resolved_$(name)),\
122	        echo "$$(line)" >> $$@;\
123	    )\
124	)
125	$(hide) $(POST_PROCESS_PROPS) $$(_option) --sdk-version $(PLATFORM_SDK_VERSION) $$@ $(5)
126	$(hide) $(foreach file,$(strip $(6)),\
127	    if [ -f "$(file)" ]; then\
128	        cat $(file) >> $$@;\
129	    fi;)
130	$(hide) echo "# end of file" >> $$@
131endef
132
133# -----------------------------------------------------------------
134# Define fingerprint, thumbprint, and version tags for the current build
135#
136# BUILD_VERSION_TAGS is a comma-separated list of tags chosen by the device
137# implementer that further distinguishes the build. It's basically defined
138# by the device implementer. Here, we are adding a mandatory tag that
139# identifies the signing config of the build.
140BUILD_VERSION_TAGS := $(BUILD_VERSION_TAGS)
141ifeq ($(TARGET_BUILD_TYPE),debug)
142  BUILD_VERSION_TAGS += debug
143endif
144# The "test-keys" tag marks builds signed with the old test keys,
145# which are available in the SDK.  "dev-keys" marks builds signed with
146# non-default dev keys (usually private keys from a vendor directory).
147# Both of these tags will be removed and replaced with "release-keys"
148# when the target-files is signed in a post-build step.
149ifeq ($(DEFAULT_SYSTEM_DEV_CERTIFICATE),build/make/target/product/security/testkey)
150BUILD_KEYS := test-keys
151else
152BUILD_KEYS := dev-keys
153endif
154BUILD_VERSION_TAGS += $(BUILD_KEYS)
155BUILD_VERSION_TAGS := $(subst $(space),$(comma),$(sort $(BUILD_VERSION_TAGS)))
156
157# BUILD_FINGERPRINT is used used to uniquely identify the combined build and
158# product; used by the OTA server.
159ifeq (,$(strip $(BUILD_FINGERPRINT)))
160  ifeq ($(strip $(HAS_BUILD_NUMBER)),false)
161    BF_BUILD_NUMBER := $(BUILD_USERNAME)$$($(DATE_FROM_FILE) +%m%d%H%M)
162  else
163    BF_BUILD_NUMBER := $(file <$(BUILD_NUMBER_FILE))
164  endif
165  BUILD_FINGERPRINT := $(PRODUCT_BRAND)/$(TARGET_PRODUCT)/$(TARGET_DEVICE):$(PLATFORM_VERSION)/$(BUILD_ID)/$(BF_BUILD_NUMBER):$(TARGET_BUILD_VARIANT)/$(BUILD_VERSION_TAGS)
166endif
167# unset it for safety.
168BF_BUILD_NUMBER :=
169
170BUILD_FINGERPRINT_FILE := $(PRODUCT_OUT)/build_fingerprint.txt
171ifneq (,$(shell mkdir -p $(PRODUCT_OUT) && echo $(BUILD_FINGERPRINT) >$(BUILD_FINGERPRINT_FILE) && grep " " $(BUILD_FINGERPRINT_FILE)))
172  $(error BUILD_FINGERPRINT cannot contain spaces: "$(file <$(BUILD_FINGERPRINT_FILE))")
173endif
174BUILD_FINGERPRINT_FROM_FILE := $$(cat $(BUILD_FINGERPRINT_FILE))
175# unset it for safety.
176BUILD_FINGERPRINT :=
177
178# BUILD_THUMBPRINT is used to uniquely identify the system build; used by the
179# OTA server. This purposefully excludes any product-specific variables.
180ifeq (,$(strip $(BUILD_THUMBPRINT)))
181  BUILD_THUMBPRINT := $(PLATFORM_VERSION)/$(BUILD_ID)/$(BUILD_NUMBER_FROM_FILE):$(TARGET_BUILD_VARIANT)/$(BUILD_VERSION_TAGS)
182endif
183
184BUILD_THUMBPRINT_FILE := $(PRODUCT_OUT)/build_thumbprint.txt
185ifneq (,$(shell mkdir -p $(PRODUCT_OUT) && echo $(BUILD_THUMBPRINT) >$(BUILD_THUMBPRINT_FILE) && grep " " $(BUILD_THUMBPRINT_FILE)))
186  $(error BUILD_THUMBPRINT cannot contain spaces: "$(file <$(BUILD_THUMBPRINT_FILE))")
187endif
188BUILD_THUMBPRINT_FROM_FILE := $$(cat $(BUILD_THUMBPRINT_FILE))
189# unset it for safety.
190BUILD_THUMBPRINT :=
191
192# -----------------------------------------------------------------
193# Define human readable strings that describe this build
194#
195
196# BUILD_ID: detail info; has the same info as the build fingerprint
197BUILD_DESC := $(TARGET_PRODUCT)-$(TARGET_BUILD_VARIANT) $(PLATFORM_VERSION) $(BUILD_ID) $(BUILD_NUMBER_FROM_FILE) $(BUILD_VERSION_TAGS)
198
199# BUILD_DISPLAY_ID is shown under Settings -> About Phone
200ifeq ($(TARGET_BUILD_VARIANT),user)
201  # User builds should show:
202  # release build number or branch.buld_number non-release builds
203
204  # Dev. branches should have DISPLAY_BUILD_NUMBER set
205  ifeq (true,$(DISPLAY_BUILD_NUMBER))
206    BUILD_DISPLAY_ID := $(BUILD_ID).$(BUILD_NUMBER_FROM_FILE) $(BUILD_KEYS)
207  else
208    BUILD_DISPLAY_ID := $(BUILD_ID) $(BUILD_KEYS)
209  endif
210else
211  # Non-user builds should show detailed build information
212  BUILD_DISPLAY_ID := $(BUILD_DESC)
213endif
214
215# TARGET_BUILD_FLAVOR and ro.build.flavor are used only by the test
216# harness to distinguish builds. Only add _asan for a sanitized build
217# if it isn't already a part of the flavor (via a dedicated lunch
218# config for example).
219TARGET_BUILD_FLAVOR := $(TARGET_PRODUCT)-$(TARGET_BUILD_VARIANT)
220ifneq (, $(filter address, $(SANITIZE_TARGET)))
221ifeq (,$(findstring _asan,$(TARGET_BUILD_FLAVOR)))
222TARGET_BUILD_FLAVOR := $(TARGET_BUILD_FLAVOR)_asan
223endif
224endif
225
226KNOWN_OEM_THUMBPRINT_PROPERTIES := \
227    ro.product.brand \
228    ro.product.name \
229    ro.product.device
230OEM_THUMBPRINT_PROPERTIES := $(filter $(KNOWN_OEM_THUMBPRINT_PROPERTIES),\
231    $(PRODUCT_OEM_PROPERTIES))
232KNOWN_OEM_THUMBPRINT_PROPERTIES:=
233
234# -----------------------------------------------------------------
235# system/build.prop
236#
237# Note: parts of this file that can't be generated by the build-properties
238# macro are manually created as separate files and then fed into the macro
239
240# Accepts a whitespace separated list of product locales such as
241# (en_US en_AU en_GB...) and returns the first locale in the list with
242# underscores replaced with hyphens. In the example above, this will
243# return "en-US".
244define get-default-product-locale
245$(strip $(subst _,-, $(firstword $(1))))
246endef
247
248gen_from_buildinfo_sh := $(call intermediates-dir-for,PACKAGING,system_build_prop)/buildinfo.prop
249$(gen_from_buildinfo_sh): $(INTERNAL_BUILD_ID_MAKEFILE) $(API_FINGERPRINT) | $(BUILD_DATETIME_FILE) $(BUILD_NUMBER_FILE)
250	$(hide) TARGET_BUILD_TYPE="$(TARGET_BUILD_VARIANT)" \
251	        TARGET_BUILD_FLAVOR="$(TARGET_BUILD_FLAVOR)" \
252	        TARGET_DEVICE="$(TARGET_DEVICE)" \
253	        PRODUCT_DEFAULT_LOCALE="$(call get-default-product-locale,$(PRODUCT_LOCALES))" \
254	        PRODUCT_DEFAULT_WIFI_CHANNELS="$(PRODUCT_DEFAULT_WIFI_CHANNELS)" \
255	        PRIVATE_BUILD_DESC="$(BUILD_DESC)" \
256	        BUILD_ID="$(BUILD_ID)" \
257	        BUILD_DISPLAY_ID="$(BUILD_DISPLAY_ID)" \
258	        DATE="$(DATE_FROM_FILE)" \
259	        BUILD_USERNAME="$(BUILD_USERNAME)" \
260	        BUILD_HOSTNAME="$(BUILD_HOSTNAME)" \
261	        BUILD_NUMBER="$(BUILD_NUMBER_FROM_FILE)" \
262	        BOARD_BUILD_SYSTEM_ROOT_IMAGE="$(BOARD_BUILD_SYSTEM_ROOT_IMAGE)" \
263	        BOARD_USE_VBMETA_DIGTEST_IN_FINGERPRINT="$(BOARD_USE_VBMETA_DIGTEST_IN_FINGERPRINT)" \
264	        PLATFORM_VERSION="$(PLATFORM_VERSION)" \
265	        PLATFORM_VERSION_LAST_STABLE="$(PLATFORM_VERSION_LAST_STABLE)" \
266	        PLATFORM_SECURITY_PATCH="$(PLATFORM_SECURITY_PATCH)" \
267	        PLATFORM_BASE_OS="$(PLATFORM_BASE_OS)" \
268	        PLATFORM_SDK_VERSION="$(PLATFORM_SDK_VERSION)" \
269	        PLATFORM_PREVIEW_SDK_VERSION="$(PLATFORM_PREVIEW_SDK_VERSION)" \
270	        PLATFORM_PREVIEW_SDK_FINGERPRINT="$$(cat $(API_FINGERPRINT))" \
271	        PLATFORM_VERSION_CODENAME="$(PLATFORM_VERSION_CODENAME)" \
272	        PLATFORM_VERSION_ALL_CODENAMES="$(PLATFORM_VERSION_ALL_CODENAMES)" \
273	        PLATFORM_MIN_SUPPORTED_TARGET_SDK_VERSION="$(PLATFORM_MIN_SUPPORTED_TARGET_SDK_VERSION)" \
274	        BUILD_VERSION_TAGS="$(BUILD_VERSION_TAGS)" \
275	        $(if $(OEM_THUMBPRINT_PROPERTIES),BUILD_THUMBPRINT="$(BUILD_THUMBPRINT_FROM_FILE)") \
276	        TARGET_CPU_ABI_LIST="$(TARGET_CPU_ABI_LIST)" \
277	        TARGET_CPU_ABI_LIST_32_BIT="$(TARGET_CPU_ABI_LIST_32_BIT)" \
278	        TARGET_CPU_ABI_LIST_64_BIT="$(TARGET_CPU_ABI_LIST_64_BIT)" \
279	        TARGET_CPU_ABI="$(TARGET_CPU_ABI)" \
280	        TARGET_CPU_ABI2="$(TARGET_CPU_ABI2)" \
281	        bash $(BUILDINFO_SH) > $@
282
283ifdef TARGET_SYSTEM_PROP
284system_prop_file := $(TARGET_SYSTEM_PROP)
285else
286system_prop_file := $(wildcard $(TARGET_DEVICE_DIR)/system.prop)
287endif
288
289_prop_files_ := \
290  $(gen_from_buildinfo_sh) \
291  $(system_prop_file)
292
293# Order matters here. When there are duplicates, the last one wins.
294# TODO(b/117892318): don't allow duplicates so that the ordering doesn't matter
295_prop_vars_ := \
296    ADDITIONAL_SYSTEM_PROPERTIES \
297    PRODUCT_SYSTEM_PROPERTIES
298
299# TODO(b/117892318): deprecate this
300_prop_vars_ += \
301    PRODUCT_SYSTEM_DEFAULT_PROPERTIES
302
303ifndef property_overrides_split_enabled
304_prop_vars_ += \
305    ADDITIONAL_VENDOR_PROPERTIES \
306    PRODUCT_VENDOR_PROPERTIES
307endif
308
309_blacklist_names_ := \
310    $(PRODUCT_SYSTEM_PROPERTY_BLACKLIST) \
311    ro.product.first_api_level
312
313INSTALLED_BUILD_PROP_TARGET := $(TARGET_OUT)/build.prop
314
315$(eval $(call build-properties,\
316    system,\
317    $(INSTALLED_BUILD_PROP_TARGET),\
318    $(_prop_files_),\
319    $(_prop_vars_),\
320    $(_blacklist_names_),\
321    $(empty),\
322    $(empty)))
323
324# -----------------------------------------------------------------
325# vendor/build.prop
326#
327_prop_files_ := $(if $(TARGET_VENDOR_PROP),\
328    $(TARGET_VENDOR_PROP),\
329    $(wildcard $(TARGET_DEVICE_DIR)/vendor.prop))
330
331android_info_prop := $(call intermediates-dir-for,ETC,android_info_prop)/android_info.prop
332$(android_info_prop): $(INSTALLED_ANDROID_INFO_TXT_TARGET)
333	cat $< | grep 'require version-' | sed -e 's/require version-/ro.build.expect./g' > $@
334
335_prop_files_ += $(android_info_prop)
336
337ifdef property_overrides_split_enabled
338# Order matters here. When there are duplicates, the last one wins.
339# TODO(b/117892318): don't allow duplicates so that the ordering doesn't matter
340_prop_vars_ := \
341    ADDITIONAL_VENDOR_PROPERTIES \
342    PRODUCT_VENDOR_PROPERTIES
343
344# TODO(b/117892318): deprecate this
345_prop_vars_ += \
346    PRODUCT_DEFAULT_PROPERTY_OVERRIDES \
347    PRODUCT_PROPERTY_OVERRIDES
348else
349_prop_vars_ :=
350endif
351
352INSTALLED_VENDOR_BUILD_PROP_TARGET := $(TARGET_OUT_VENDOR)/build.prop
353$(eval $(call build-properties,\
354    vendor,\
355    $(INSTALLED_VENDOR_BUILD_PROP_TARGET),\
356    $(_prop_files_),\
357    $(_prop_vars_),\
358    $(PRODUCT_VENDOR_PROPERTY_BLACKLIST),\
359    $(empty),\
360    $(empty)))
361
362# -----------------------------------------------------------------
363# product/etc/build.prop
364#
365
366_prop_files_ := $(if $(TARGET_PRODUCT_PROP),\
367    $(TARGET_PRODUCT_PROP),\
368    $(wildcard $(TARGET_DEVICE_DIR)/product.prop))
369
370# Order matters here. When there are duplicates, the last one wins.
371# TODO(b/117892318): don't allow duplicates so that the ordering doesn't matter
372_prop_vars_ := \
373    ADDITIONAL_PRODUCT_PROPERTIES \
374    PRODUCT_PRODUCT_PROPERTIES
375
376INSTALLED_PRODUCT_BUILD_PROP_TARGET := $(TARGET_OUT_PRODUCT)/etc/build.prop
377
378ifdef PRODUCT_OEM_PROPERTIES
379import_oem_prop := $(call intermediates-dir-for,ETC,import_oem_prop)/oem.prop
380
381$(import_oem_prop):
382	$(hide) echo "####################################" >> $@; \
383	        echo "# PRODUCT_OEM_PROPERTIES" >> $@; \
384	        echo "####################################" >> $@;
385	$(hide) $(foreach prop,$(PRODUCT_OEM_PROPERTIES), \
386	    echo "import /oem/oem.prop $(prop)" >> $@;)
387
388_footers_ := $(import_oem_prop)
389else
390_footers_ :=
391endif
392
393# Skip common /product properties generation if device released before R and
394# has no product partition. This is the first part of the check.
395ifeq ($(call math_lt,$(if $(PRODUCT_SHIPPING_API_LEVEL),$(PRODUCT_SHIPPING_API_LEVEL),30),30), true)
396  _skip_common_properties := true
397endif
398
399# The second part of the check - always generate common properties for the
400# devices with product partition regardless of shipping level.
401ifneq ($(BOARD_USES_PRODUCTIMAGE),)
402  _skip_common_properties :=
403endif
404
405$(eval $(call build-properties,\
406    product,\
407    $(INSTALLED_PRODUCT_BUILD_PROP_TARGET),\
408    $(_prop_files_),\
409    $(_prop_vars_),\
410    $(empty),\
411    $(_footers_),\
412    $(_skip_common_properties)))
413
414_skip_common_properties :=
415
416# ----------------------------------------------------------------
417# odm/etc/build.prop
418#
419_prop_files_ := $(if $(TARGET_ODM_PROP),\
420    $(TARGET_ODM_PROP),\
421    $(wildcard $(TARGET_DEVICE_DIR)/odm.prop))
422
423# Order matters here. When there are duplicates, the last one wins.
424# TODO(b/117892318): don't allow duplicates so that the ordering doesn't matter
425_prop_vars_ := \
426    ADDITIONAL_ODM_PROPERTIES \
427    PRODUCT_ODM_PROPERTIES
428
429INSTALLED_ODM_BUILD_PROP_TARGET := $(TARGET_OUT_ODM)/etc/build.prop
430$(eval $(call build-properties,\
431    odm,\
432    $(INSTALLED_ODM_BUILD_PROP_TARGET),\
433    $(_prop_files_),\
434    $(_prop_vars_),\
435    $(empty),\
436    $(empty),\
437    $(empty)))
438
439# ----------------------------------------------------------------
440# vendor_dlkm/etc/build.prop
441#
442
443INSTALLED_VENDOR_DLKM_BUILD_PROP_TARGET := $(TARGET_OUT_VENDOR_DLKM)/etc/build.prop
444$(eval $(call build-properties,\
445    vendor_dlkm,\
446    $(INSTALLED_VENDOR_DLKM_BUILD_PROP_TARGET),\
447    $(empty),\
448    $(empty),\
449    $(empty),\
450    $(empty),\
451    $(empty)))
452
453# ----------------------------------------------------------------
454# odm_dlkm/etc/build.prop
455#
456
457INSTALLED_ODM_DLKM_BUILD_PROP_TARGET := $(TARGET_OUT_ODM_DLKM)/etc/build.prop
458$(eval $(call build-properties,\
459    odm_dlkm,\
460    $(INSTALLED_ODM_DLKM_BUILD_PROP_TARGET),\
461    $(empty),\
462    $(empty),\
463    $(empty),\
464    $(empty),\
465    $(empty)))
466
467# -----------------------------------------------------------------
468# system_ext/etc/build.prop
469#
470_prop_files_ := $(if $(TARGET_SYSTEM_EXT_PROP),\
471    $(TARGET_SYSTEM_EXT_PROP),\
472    $(wildcard $(TARGET_DEVICE_DIR)/system_ext.prop))
473
474# Order matters here. When there are duplicates, the last one wins.
475# TODO(b/117892318): don't allow duplicates so that the ordering doesn't matter
476_prop_vars_ := PRODUCT_SYSTEM_EXT_PROPERTIES
477
478INSTALLED_SYSTEM_EXT_BUILD_PROP_TARGET := $(TARGET_OUT_SYSTEM_EXT)/etc/build.prop
479$(eval $(call build-properties,\
480    system_ext,\
481    $(INSTALLED_SYSTEM_EXT_BUILD_PROP_TARGET),\
482    $(_prop_files_),\
483    $(_prop_vars_),\
484    $(empty),\
485    $(empty),\
486    $(empty)))
487
488# ----------------------------------------------------------------
489# ramdisk/boot/etc/build.prop
490#
491
492RAMDISK_BUILD_PROP_REL_PATH := system/etc/ramdisk/build.prop
493INSTALLED_RAMDISK_BUILD_PROP_TARGET := $(TARGET_RAMDISK_OUT)/$(RAMDISK_BUILD_PROP_REL_PATH)
494$(eval $(call build-properties,\
495    bootimage,\
496    $(INSTALLED_RAMDISK_BUILD_PROP_TARGET),\
497    $(empty),\
498    $(empty),\
499    $(empty),\
500    $(empty),\
501    $(empty)))
502