#
# Copyright (C) 2017 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

LOCAL_PATH := $(call my-dir)

BUILD_FRAMEWORK_COMPATIBILITY_MATRIX := $(LOCAL_PATH)/compatibility_matrix.mk
my_empty_manifest := $(LOCAL_PATH)/manifest.empty.xml

# System Compatibility Matrix (common to all FCM versions)

include $(CLEAR_VARS)
include $(LOCAL_PATH)/clear_vars.mk
LOCAL_MODULE := framework_compatibility_matrix.device.xml
LOCAL_MODULE_STEM := compatibility_matrix.device.xml
# define LOCAL_MODULE_CLASS for local-generated-sources-dir.
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_RELATIVE_PATH := vintf

ifndef DEVICE_FRAMEWORK_COMPATIBILITY_MATRIX_FILE
LOCAL_SRC_FILES := compatibility_matrix.empty.xml
else

# DEVICE_FRAMEWORK_COMPATIBILITY_MATRIX_FILE specify an absolute path
LOCAL_GENERATED_SOURCES := $(DEVICE_FRAMEWORK_COMPATIBILITY_MATRIX_FILE)

# Enforce that DEVICE_FRAMEWORK_COMPATIBILITY_MATRIX_FILE does not specify required HALs
# by checking it against an empty manifest. But the empty manifest needs to contain
# BOARD_SEPOLICY_VERS to be compatible with DEVICE_FRAMEWORK_COMPATIBILITY_MATRIX_FILE.
my_gen_check_manifest := $(local-generated-sources-dir)/manifest.check.xml
$(my_gen_check_manifest): PRIVATE_SRC_FILE := $(my_empty_manifest)
$(my_gen_check_manifest): $(my_empty_manifest) $(HOST_OUT_EXECUTABLES)/assemble_vintf
	BOARD_SEPOLICY_VERS=$(BOARD_SEPOLICY_VERS) \
	VINTF_IGNORE_TARGET_FCM_VERSION=true \
		$(HOST_OUT_EXECUTABLES)/assemble_vintf -i $(PRIVATE_SRC_FILE) -o $@

LOCAL_GEN_FILE_DEPENDENCIES += $(my_gen_check_manifest)
LOCAL_ASSEMBLE_VINTF_FLAGS += -c "$(my_gen_check_manifest)"

my_gen_check_manifest :=

endif # DEVICE_FRAMEWORK_COMPATIBILITY_MATRIX_FILE

LOCAL_ADD_VBMETA_VERSION := true
LOCAL_ASSEMBLE_VINTF_ENV_VARS := \
    POLICYVERS \
    PLATFORM_SEPOLICY_VERSION \
    PLATFORM_SEPOLICY_COMPAT_VERSIONS

include $(BUILD_FRAMEWORK_COMPATIBILITY_MATRIX)

# Product Compatibility Matrix

include $(CLEAR_VARS)
include $(LOCAL_PATH)/clear_vars.mk
LOCAL_MODULE := product_compatibility_matrix.xml

ifndef DEVICE_PRODUCT_COMPATIBILITY_MATRIX_FILE
my_framework_matrix_deps :=
include $(BUILD_PHONY_PACKAGE)
else # DEVICE_PRODUCT_COMPATIBILITY_MATRIX_FILE

LOCAL_MODULE_STEM := compatibility_matrix.xml
LOCAL_PRODUCT_MODULE := true
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_RELATIVE_PATH := vintf

# DEVICE_PRODUCT_COMPATIBILITY_MATRIX_FILE specify an absolute path
LOCAL_GENERATED_SOURCES := $(DEVICE_PRODUCT_COMPATIBILITY_MATRIX_FILE)

# Enforce that DEVICE_PRODUCT_COMPATIBILITY_MATRIX_FILE does not specify required HALs
# by checking it against an empty manifest.
LOCAL_GEN_FILE_DEPENDENCIES += $(my_empty_manifest)
LOCAL_ASSEMBLE_VINTF_FLAGS += -c "$(my_empty_manifest)"

my_framework_matrix_deps := $(LOCAL_MODULE)

include $(BUILD_FRAMEWORK_COMPATIBILITY_MATRIX)

endif # DEVICE_PRODUCT_COMPATIBILITY_MATRIX_FILE

my_system_matrix_deps := \
    framework_compatibility_matrix.legacy.xml \
    framework_compatibility_matrix.1.xml \
    framework_compatibility_matrix.2.xml \
    framework_compatibility_matrix.3.xml \
    framework_compatibility_matrix.4.xml \
    framework_compatibility_matrix.device.xml \

my_framework_matrix_deps += \
    $(my_system_matrix_deps)

# Phony target that installs all system compatibility matrix files
include $(CLEAR_VARS)
LOCAL_MODULE := system_compatibility_matrix.xml
LOCAL_REQUIRED_MODULES := $(my_system_matrix_deps)
include $(BUILD_PHONY_PACKAGE)

# Phony target that installs all framework compatibility matrix files (system + product)
include $(CLEAR_VARS)
LOCAL_MODULE := framework_compatibility_matrix.xml
LOCAL_REQUIRED_MODULES := $(my_framework_matrix_deps)
include $(BUILD_PHONY_PACKAGE)

# Final Framework Compatibility Matrix for OTA
include $(CLEAR_VARS)
include $(LOCAL_PATH)/clear_vars.mk
LOCAL_MODULE := verified_assembled_system_matrix.xml
LOCAL_MODULE_PATH := $(PRODUCT_OUT)
LOCAL_REQUIRED_MODULES := $(my_framework_matrix_deps)
LOCAL_GENERATED_SOURCES := $(call module-installed-files,$(LOCAL_REQUIRED_MODULES))
LOCAL_ADD_VBMETA_VERSION_OVERRIDE := true

ifdef BUILT_VENDOR_MANIFEST
LOCAL_GEN_FILE_DEPENDENCIES += $(BUILT_VENDOR_MANIFEST)
LOCAL_ASSEMBLE_VINTF_FLAGS += -c "$(BUILT_VENDOR_MANIFEST)"
endif

ifneq ($(PRODUCT_OTA_ENFORCE_VINTF_KERNEL_REQUIREMENTS),true)
LOCAL_ASSEMBLE_VINTF_FLAGS += --no-kernel-requirements
endif

include $(BUILD_FRAMEWORK_COMPATIBILITY_MATRIX)
BUILT_SYSTEM_MATRIX := $(LOCAL_BUILT_MODULE)

my_system_matrix_deps :=
my_framework_matrix_deps :=
my_empty_manifest :=
BUILD_FRAMEWORK_COMPATIBILITY_MATRIX :=