1#
2# Copyright (C) 2015 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# Build time settings used by system services
18# ========================================================
19ifdef OSRELEASED_DIRECTORY
20
21include $(CLEAR_VARS)
22LOCAL_MODULE := product_id
23LOCAL_MODULE_CLASS := ETC
24LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/$(OSRELEASED_DIRECTORY)
25include $(BUILD_SYSTEM)/base_rules.mk
26
27# Attempt to populate the product id from a file in the product path.
28LOADED_BRILLO_PRODUCT_ID := $(call cfgtree-get-if-exists,brillo/product_id)
29
30# We don't really have a default value for the product id as the backend
31# interaction will not work if this is not set correctly.
32$(LOCAL_BUILT_MODULE): BRILLO_PRODUCT_ID ?= "$(LOADED_BRILLO_PRODUCT_ID)"
33$(LOCAL_BUILT_MODULE):
34	$(hide)mkdir -p $(dir $@)
35	echo $(BRILLO_PRODUCT_ID) > $@
36
37include $(CLEAR_VARS)
38LOCAL_MODULE := product_version
39LOCAL_MODULE_CLASS := ETC
40LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/$(OSRELEASED_DIRECTORY)
41include $(BUILD_SYSTEM)/base_rules.mk
42
43
44# The version is set to 0.0.0 if the user did not set the actual version and
45# a version cannot be loaded from the product cfgtree.
46# This allows us to have a valid version number while being easy to filter.
47ifeq ($(BRILLO_PRODUCT_VERSION),)
48# Load from file first
49BRILLO_PRODUCT_VERSION := $(call cfgtree-get-if-exists,brillo/product_version)
50endif
51# If the version is still empty, override it with 0.0.0
52ifeq ($(BRILLO_PRODUCT_VERSION),)
53BRILLO_PRODUCT_VERSION := "0.0.0"
54endif
55ifeq ($(shell echo $(BRILLO_PRODUCT_VERSION) | grep -E '^[0-9]+\.[0-9]+\.[0-9]+$$'),)
56$(error Invalid BRILLO_PRODUCT_VERSION "$(BRILLO_PRODUCT_VERSION)", must be \
57  three numbers separated by dots. Example: "1.2.0")
58endif
59
60# Append BUILD_NUMBER if it is a number or a build timestamp otherwise.
61# We don't want to use BUILD_DATETIME_FROM_FILE as this timestamp must be
62# different at every build.
63# If you don' want this to change at every build, you can define BUILD_NUMBER in
64# your product makefile and increase it manually.
65$(LOCAL_BUILT_MODULE):
66	$(hide)mkdir -p $(dir $@)
67ifeq ($(shell echo $(BUILD_NUMBER) | grep -E '[^0-9]'),)
68	echo $(BRILLO_PRODUCT_VERSION).$(BUILD_NUMBER) > $@
69else
70	echo $(BRILLO_PRODUCT_VERSION).$(BUILD_DATETIME) > $@
71endif
72
73endif
74