Merge "Freeze VNDK lib list on release platforms"
diff --git a/target/product/vndk/Android.mk b/target/product/vndk/Android.mk
index 20e8436..e7f07e7 100644
--- a/target/product/vndk/Android.mk
+++ b/target/product/vndk/Android.mk
@@ -1,7 +1,101 @@
+ifneq ($(BOARD_VNDK_VERSION),)
LOCAL_PATH:= $(call my-dir)
-include $(CLEAR_VARS)
+#####################################################################
+# Setting the VNDK version. Version is 10000.0 for not-yet-published
+# platform and xx.y for released platform.
+vndk_major_ver := 10000
+vndk_minor_ver := 0
+#TODO(b/68027291): Revive this check when we have stable VNDK in P or later.
+#ifneq ($(vndk_major_ver), $(PLATFORM_SDK_VERSION))
+#$(error vndk_major_version does not match PLATFORM_SDK_VERSION, please update.)
+#endif
+
+ifneq (REL,$(PLATFORM_VERSION_CODENAME))
+ vndk_major_ver := 10000
+ vndk_minor_ver := 0
+endif
+PLATFORM_VNDK_VERSION := $(vndk_major_ver).$(vndk_minor_ver)
+vndk_major_ver :=
+vndk_minor_ver :=
+
+#####################################################################
+# Create the list of vndk libraries from the source code.
+INTERNAL_VNDK_LIB_LIST := $(call intermediates-dir-for,PACKAGING,vndk)/libs.txt
+$(INTERNAL_VNDK_LIB_LIST):
+ @echo "Generate: $@"
+ @mkdir -p $(dir $@)
+ $(hide) echo -n > $@
+ $(hide) $(foreach lib, $(LLNDK_LIBRARIES), \
+ echo LLNDK: $(lib).so >> $@;)
+ $(hide) $(foreach lib, $(VNDK_SAMEPROCESS_LIBRARIES), \
+ echo VNDK-SP: $(lib).so >> $@;)
+ $(hide) $(foreach lib, $(VNDK_CORE_LIBRARIES), \
+ echo VNDK-core: $(lib).so >> $@;)
+ $(hide) $(foreach lib, $(VNDK_PRIVATE_LIBRARIES), \
+ echo VNDK-private: $(lib).so >> $@;)
+
+#####################################################################
+# This is the up-to-date list of vndk libs.
+# TODO(b/62012285): the lib list should be stored somewhere under
+# /prebuilts/vndk
+LATEST_VNDK_LIB_LIST := $(LOCAL_PATH)/$(PLATFORM_VNDK_VERSION).txt
+
+#####################################################################
+# Check the generate list against the latest list stored in the
+# source tree
+.PHONY: check-vndk-list
+
+ifeq (REL,$(PLATFORM_VERSION_CODENAME))
+# The check is enforced in release branches
+droidcore: check-vndk-list
+endif
+
+check-vndk-list-timestamp := $(call intermediates-dir-for,PACKAGING,vndk)/check-list-timestamp
+check-vndk-list: $(check-vndk-list-timestamp)
+
+_vndk_check_failure_message := "VNDK library list has changed."
+ifeq (REL,$(PLATFORM_VERSION_CODENAME)
+_vndk_check_failure_message += "This isn't allowed in API locked branches."
+else
+_vndk_check_failure_message += "Run update-vndk-list.sh to update the list."
+endif
+
+$(check-vndk-list-timestamp): $(INTERNAL_VNDK_LIB_LIST) $(LATEST_VNDK_LIB_LIST) $(HOST_OUT_EXECUTABLES)/update-vndk-list.sh
+ $(hide) ( diff --old-line-format="Removed %L" \
+ --new-line-format="Added %L" \
+ --unchanged-line-format="" \
+ $(LATEST_VNDK_LIB_LIST) $(INTERNAL_VNDK_LIB_LIST) \
+ || ( echo $(_vndk_check_failure_message); exit 1 ))
+ $(hide) mkdir -p $(dir $@)
+ $(hide) touch $@
+
+#####################################################################
+# Script to update the latest VNDK lib list
+include $(CLEAR_VARS)
+LOCAL_MODULE := update-vndk-list.sh
+LOCAL_MODULE_CLASS := EXECUTABLES
+LOCAL_MODULE_STEM := $(LOCAL_MODULE)
+LOCAL_IS_HOST_MODULE := true
+include $(BUILD_SYSTEM)/base_rules.mk
+$(LOCAL_BUILT_MODULE): PRIVATE_INTERNAL_VNDK_LIB_LIST := $(INTERNAL_VNDK_LIB_LIST)
+$(LOCAL_BUILT_MODULE): PRIVATE_LATEST_VNDK_LIB_LIST := $(LATEST_VNDK_LIB_LIST)
+$(LOCAL_BUILT_MODULE):
+ @echo "Generate: $@"
+ @mkdir -p $(dir $@)
+ @rm -f $@
+ $(hide) echo "#!/bin/bash" > $@
+ifeq (REL,$(PLATFORM_VERSION_CODENAME))
+ $(hide) echo "echo Updating VNDK library list is NOT allowed in API locked branches." >> $@; \
+ echo "exit 1" >> $@
+else
+ $(hide) echo "cp $(PRIVATE_INTERNAL_VNDK_LIB_LIST) $(PRIVATE_LATEST_VNDK_LIB_LIST)" >> $@; \
+ echo "echo $(PRIVATE_LATEST_VNDK_LIB_LIST) updated." >> $@
+endif
+ @chmod a+x $@
+
+include $(CLEAR_VARS)
LOCAL_MODULE := vndk_package
LOCAL_REQUIRED_MODULES := \
$(addsuffix .vendor,$(VNDK_CORE_LIBRARIES)) \
@@ -9,3 +103,4 @@
$(LLNDK_LIBRARIES)
include $(BUILD_PHONY_PACKAGE)
+endif # BOARD_VNDK_VERSION is set