100 lines
3.8 KiB
Makefile
100 lines
3.8 KiB
Makefile
#
|
|
# Copyright (C) 2008 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.
|
|
#
|
|
|
|
#
|
|
# Handle various build version information.
|
|
#
|
|
# Guarantees that the following are defined:
|
|
# PLATFORM_VERSION
|
|
# PLATFORM_SDK_VERSION
|
|
# PLATFORM_VERSION_CODENAME
|
|
# DEFAULT_APP_TARGET_SDK
|
|
# BUILD_ID
|
|
# BUILD_NUMBER
|
|
#
|
|
|
|
# Look for an optional file containing overrides of the defaults,
|
|
# but don't cry if we don't find it. We could just use -include, but
|
|
# the build.prop target also wants INTERNAL_BUILD_ID_MAKEFILE to be set
|
|
# if the file exists.
|
|
#
|
|
INTERNAL_BUILD_ID_MAKEFILE := $(wildcard $(BUILD_SYSTEM)/build_id.mk)
|
|
ifneq "" "$(INTERNAL_BUILD_ID_MAKEFILE)"
|
|
include $(INTERNAL_BUILD_ID_MAKEFILE)
|
|
endif
|
|
|
|
ifeq "" "$(PLATFORM_VERSION)"
|
|
# This is the canonical definition of the platform version,
|
|
# which is the version that we reveal to the end user.
|
|
# Update this value when the platform version changes (rather
|
|
# than overriding it somewhere else). Can be an arbitrary string.
|
|
PLATFORM_VERSION := Froyo
|
|
endif
|
|
|
|
ifeq "" "$(PLATFORM_SDK_VERSION)"
|
|
# This is the canonical definition of the SDK version, which defines
|
|
# the set of APIs and functionality available in the platform. It
|
|
# is a single integer that increases monotonically as updates to
|
|
# the SDK are released. It should only be incremented when the APIs for
|
|
# the new release are frozen (so that developers don't write apps against
|
|
# intermediate builds). During development, this number remains at the
|
|
# SDK version the branch is based on and PLATFORM_VERSION_CODENAME holds
|
|
# the code-name of the new development work.
|
|
PLATFORM_SDK_VERSION := 8
|
|
endif
|
|
|
|
ifeq "" "$(PLATFORM_VERSION_CODENAME)"
|
|
# This is the current development code-name, if the build is not a final
|
|
# release build. If this is a final release build, it is simply "REL".
|
|
PLATFORM_VERSION_CODENAME := Froyo
|
|
endif
|
|
|
|
ifeq "" "$(DEFAULT_APP_TARGET_SDK)"
|
|
# This is the default minSdkVersion and targetSdkVersion to use for
|
|
# all .apks created by the build system. It can be overridden by explicitly
|
|
# setting these in the .apk's AndroidManifest.xml. It is either the code
|
|
# name of the development build or, if this is a release build, the official
|
|
# SDK version of this release.
|
|
ifeq "REL" "$(PLATFORM_VERSION_CODENAME)"
|
|
DEFAULT_APP_TARGET_SDK := $(PLATFORM_SDK_VERSION)
|
|
else
|
|
DEFAULT_APP_TARGET_SDK := $(PLATFORM_VERSION_CODENAME)
|
|
endif
|
|
endif
|
|
|
|
ifeq "" "$(BUILD_ID)"
|
|
# Used to signify special builds. E.g., branches and/or releases,
|
|
# like "M5-RC7". Can be an arbitrary string, but must be a single
|
|
# word and a valid file name.
|
|
#
|
|
# If there is no BUILD_ID set, make it obvious.
|
|
BUILD_ID := UNKNOWN
|
|
endif
|
|
|
|
ifeq "" "$(BUILD_NUMBER)"
|
|
# BUILD_NUMBER should be set to the source control value that
|
|
# represents the current state of the source code. E.g., a
|
|
# perforce changelist number or a git hash. Can be an arbitrary string
|
|
# (to allow for source control that uses something other than numbers),
|
|
# but must be a single word and a valid file name.
|
|
#
|
|
# If no BUILD_NUMBER is set, create a useful "I am an engineering build
|
|
# from this date/time" value. Make it start with a non-digit so that
|
|
# anyone trying to parse it as an integer will probably get "0".
|
|
BUILD_NUMBER := eng.$(USER).$(shell date +%Y%m%d.%H%M%S)
|
|
endif
|
|
|