Merge "Add support for no-vendor-variant VNDK" (5e9c91c4) · Commits · e / os / android_system_core

rootdir/etc/ld.config.txt

+54 −4

Original line number	Diff line number	Diff line
		@@ -377,7 +377,7 @@ namespace.vndk.link.sphal.allow_all_shared_libs = true
		# (LL-NDK only) access.
		###############################################################################
		[vendor]
		additional.namespaces = runtime,system,vndk
		additional.namespaces = runtime,system,vndk%VNDK_IN_SYSTEM_NS%

		###############################################################################
		# "default" namespace
		@@ -418,8 +418,9 @@ namespace.default.asan.permitted.paths += /odm
		namespace.default.asan.permitted.paths += /data/asan/vendor
		namespace.default.asan.permitted.paths += /vendor

		namespace.default.links = system,vndk
		namespace.default.links = system,vndk%VNDK_IN_SYSTEM_NS%
		namespace.default.link.system.shared_libs = %LLNDK_LIBRARIES%
		namespace.default.link.vndk_in_system.shared_libs = %VNDK_USING_CORE_VARIANT_LIBRARIES%
		namespace.default.link.vndk.shared_libs = %VNDK_SAMEPROCESS_LIBRARIES%
		namespace.default.link.vndk.shared_libs += %VNDK_CORE_LIBRARIES%

		@@ -468,14 +469,18 @@ namespace.vndk.asan.search.paths += /system/${LIB}/vndk%VNDK_VER%

		# When these NDK libs are required inside this namespace, then it is redirected
		# to the system namespace. This is possible since their ABI is stable across
		# Android releases.
		namespace.vndk.links = system,default
		# Android releases. The links here should be identical to that of the
		# 'vndk_in_system' namespace, except for the link between 'vndk' and
		# 'vndk_in_system'.
		namespace.vndk.links = system,default%VNDK_IN_SYSTEM_NS%

		namespace.vndk.link.system.shared_libs = %LLNDK_LIBRARIES%
		namespace.vndk.link.system.shared_libs += %SANITIZER_RUNTIME_LIBRARIES%

		namespace.vndk.link.default.allow_all_shared_libs = true

		namespace.vndk.link.vndk_in_system.shared_libs = %VNDK_USING_CORE_VARIANT_LIBRARIES%

		###############################################################################
		# "system" namespace
		#
		@@ -503,6 +508,51 @@ namespace.system.link.runtime.shared_libs += libnativeloader.so
		# Workaround for b/124772622
		namespace.system.link.runtime.shared_libs += libandroidicu.so

		###############################################################################
		# "vndk_in_system" namespace
		#
		# This namespace is where no-vendor-variant VNDK libraries are loaded for a
		# vendor process. Note that we do not simply export these libraries from
		# "system" namespace, because in some case both the core variant and the
		# vendor variant of a VNDK library may be loaded. In such case, we do not
		# want to eliminate double-loading because doing so means the global states
		# of the library would be shared.
		#
		# Only the no-vendor-variant VNDK libraries are whitelisted in this namespace.
		# This is to ensure that we do not load libraries needed by no-vendor-variant
		# VNDK libraries into vndk_in_system namespace.
		###############################################################################
		namespace.vndk_in_system.isolated = true
		namespace.vndk_in_system.visible = true

		# The search paths here should be kept the same as that of the 'system'
		# namespace.
		namespace.vndk_in_system.search.paths = /system/${LIB}
		namespace.vndk_in_system.search.paths += /%PRODUCT%/${LIB}
		namespace.vndk_in_system.search.paths += /%PRODUCT_SERVICES%/${LIB}

		namespace.vndk_in_system.asan.search.paths = /data/asan/system/${LIB}
		namespace.vndk_in_system.asan.search.paths += /system/${LIB}
		namespace.vndk_in_system.asan.search.paths += /data/asan/product/${LIB}
		namespace.vndk_in_system.asan.search.paths += /%PRODUCT%/${LIB}
		namespace.vndk_in_system.asan.search.paths += /data/asan/product_services/${LIB}
		namespace.vndk_in_system.asan.search.paths += /%PRODUCT_SERVICES%/${LIB}

		namespace.vndk_in_system.whitelisted = %VNDK_USING_CORE_VARIANT_LIBRARIES%

		# The links here should be identical to that of the 'vndk' namespace, with the
		# following exception:
		# 1. 'vndk_in_system' needs to be freely linked back to 'vndk'.
		# 2. 'vndk_in_system' does not need to link to 'default', as any library that
		# requires anything vendor would not be a vndk_in_system library.
		namespace.vndk_in_system.links = vndk,system

		namespace.vndk_in_system.link.system.shared_libs = %LLNDK_LIBRARIES%
		namespace.vndk_in_system.link.system.shared_libs += %SANITIZER_RUNTIME_LIBRARIES%

		namespace.vndk_in_system.link.vndk.allow_all_shared_libs = true


		###############################################################################
		# Namespace config for native tests that need access to both system and vendor
		# libraries. This replicates the default linker config (done by

rootdir/update_and_install_ld_config.mk

+36 −0

Original line number	Diff line number	Diff line
		@@ -23,6 +23,11 @@ vndk_version := $(strip $(vndk_version))
		lib_list_from_prebuilts := $(strip $(lib_list_from_prebuilts))
		libz_is_llndk := $(strip $(libz_is_llndk))

		my_vndk_use_core_variant := $(TARGET_VNDK_USE_CORE_VARIANT)
		ifeq ($(lib_list_from_prebuilts),true)
		my_vndk_use_core_variant := false
		endif

		compatibility_check_script := \
		$(LOCAL_PATH)/ld_config_backward_compatibility_check.py
		intermediates_dir := $(call intermediates-dir-for,ETC,$(LOCAL_MODULE))
		@@ -35,6 +40,9 @@ llndk_libraries_file := $(library_lists_dir)/llndk.libraries.$(vndk_version).txt
		vndksp_libraries_file := $(library_lists_dir)/vndksp.libraries.$(vndk_version).txt
		vndkcore_libraries_file := $(library_lists_dir)/vndkcore.libraries.txt
		vndkprivate_libraries_file := $(library_lists_dir)/vndkprivate.libraries.txt
		ifeq ($(my_vndk_use_core_variant),true)
		vndk_using_core_variant_libraries_file := $(library_lists_dir)/vndk_using_core_variant.libraries.$(vndk_version).txt
		endif

		sanitizer_runtime_libraries := $(call normalize-path-list,$(addsuffix .so,\
		$(ADDRESS_SANITIZER_RUNTIME_LIBRARY) \
		@@ -68,6 +76,9 @@ $(eval $(call write-libs-to-file,$(llndk_libraries_list),$(llndk_libraries_file)
		$(eval $(call write-libs-to-file,$(vndksp_libraries_list),$(vndksp_libraries_file)))
		$(eval $(call write-libs-to-file,$(VNDK_CORE_LIBRARIES),$(vndkcore_libraries_file)))
		$(eval $(call write-libs-to-file,$(VNDK_PRIVATE_LIBRARIES),$(vndkprivate_libraries_file)))
		ifeq ($(my_vndk_use_core_variant),true)
		$(eval $(call write-libs-to-file,$(VNDK_USING_CORE_VARIANT_LIBRARIES),$(vndk_using_core_variant_libraries_file)))
		endif
		endif # ifneq ($(lib_list_from_prebuilts),true)

		# Given a file with a list of libs, filter-out the VNDK private libraries
		@@ -94,6 +105,10 @@ deps := $(llndk_libraries_file) $(vndksp_libraries_file) $(vndkcore_libraries_fi
		ifeq ($(check_backward_compatibility),true)
		deps += $(compatibility_check_script)
		endif
		ifeq ($(my_vndk_use_core_variant),true)
		$(LOCAL_BUILT_MODULE): PRIVATE_VNDK_USING_CORE_VARIANT_LIBRARIES_FILE := $(vndk_using_core_variant_libraries_file)
		deps += $(vndk_using_core_variant_libraries_file)
		endif

		$(LOCAL_BUILT_MODULE): $(ld_config_template) $(deps)
		@echo "Generate: $< -> $@"
		@@ -109,6 +124,20 @@ endif
		$(call private-filter-out-private-libs,$(PRIVATE_VNDK_CORE_LIBRARIES_FILE),$(PRIVATE_INTERMEDIATES_DIR)/vndkcore_filtered)
		$(hide) sed -i.bak -e "s?%VNDK_CORE_LIBRARIES%?$$(cat $(PRIVATE_INTERMEDIATES_DIR)/vndkcore_filtered)?g" $@

		ifeq ($(my_vndk_use_core_variant),true)
		$(call private-filter-out-private-libs,$(PRIVATE_VNDK_USING_CORE_VARIANT_LIBRARIES_FILE),$(PRIVATE_INTERMEDIATES_DIR)/vndk_using_core_variant_filtered)
		$(hide) sed -i.bak -e "s?%VNDK_IN_SYSTEM_NS%?,vndk_in_system?g" $@
		$(hide) sed -i.bak -e "s?%VNDK_USING_CORE_VARIANT_LIBRARIES%?$$(cat $(PRIVATE_INTERMEDIATES_DIR)/vndk_using_core_variant_filtered)?g" $@
		else
		$(hide) sed -i.bak -e "s?%VNDK_IN_SYSTEM_NS%??g" $@
		# Unlike LLNDK or VNDK-SP, VNDK_USING_CORE_VARIANT_LIBRARIES can be nothing
		# if TARGET_VNDK_USE_CORE_VARIANT is not set. In this case, we need to remove
		# the entire line in the linker config so that we are not left with a line
		# like:
		# namespace.sphal.link.default.shared_libs +=
		$(hide) sed -i.bak -e "s?^.*\+= %VNDK_USING_CORE_VARIANT_LIBRARIES%\$$??" $@
		endif

		$(hide) echo -n > $(PRIVATE_INTERMEDIATES_DIR)/private_llndk && \
		cat $(PRIVATE_VNDK_PRIVATE_LIBRARIES_FILE) \| \
		xargs -n 1 -I privatelib bash -c "(grep privatelib $(PRIVATE_LLNDK_LIBRARIES_FILE) \|\| true) >> $(PRIVATE_INTERMEDIATES_DIR)/private_llndk" && \
		@@ -146,3 +175,10 @@ vndk_version_suffix :=
		llndk_libraries_list :=
		vndksp_libraries_list :=
		write-libs-to-file :=

		ifeq ($(my_vndk_use_core_variant),true)
		vndk_using_core_variant_libraries_file :=
		vndk_using_core_variant_libraries_list :=
		endif

		my_vndk_use_core_variant :=