The Android Open Source Project | 88b6079 | 2009-03-03 19:28:42 -0800 | [diff] [blame] | 1 | # |
| 2 | # Copyright (C) 2008 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 | # |
| 18 | # Handle various build version information. |
| 19 | # |
| 20 | # Guarantees that the following are defined: |
| 21 | # PLATFORM_VERSION |
| 22 | # PLATFORM_SDK_VERSION |
Dianne Hackborn | 9bd5404 | 2009-05-15 18:01:20 -0700 | [diff] [blame] | 23 | # PLATFORM_VERSION_CODENAME |
| 24 | # DEFAULT_APP_TARGET_SDK |
The Android Open Source Project | 88b6079 | 2009-03-03 19:28:42 -0800 | [diff] [blame] | 25 | # BUILD_ID |
| 26 | # BUILD_NUMBER |
| 27 | # |
| 28 | |
| 29 | # Look for an optional file containing overrides of the defaults, |
| 30 | # but don't cry if we don't find it. We could just use -include, but |
| 31 | # the build.prop target also wants INTERNAL_BUILD_ID_MAKEFILE to be set |
| 32 | # if the file exists. |
| 33 | # |
| 34 | INTERNAL_BUILD_ID_MAKEFILE := $(wildcard $(BUILD_SYSTEM)/build_id.mk) |
| 35 | ifneq "" "$(INTERNAL_BUILD_ID_MAKEFILE)" |
| 36 | include $(INTERNAL_BUILD_ID_MAKEFILE) |
| 37 | endif |
| 38 | |
| 39 | ifeq "" "$(PLATFORM_VERSION)" |
| 40 | # This is the canonical definition of the platform version, |
| 41 | # which is the version that we reveal to the end user. |
| 42 | # Update this value when the platform version changes (rather |
| 43 | # than overriding it somewhere else). Can be an arbitrary string. |
Dianne Hackborn | 176c758 | 2009-12-03 16:42:23 -0800 | [diff] [blame^] | 44 | PLATFORM_VERSION := Eclair-MR2 |
The Android Open Source Project | 88b6079 | 2009-03-03 19:28:42 -0800 | [diff] [blame] | 45 | endif |
| 46 | |
| 47 | ifeq "" "$(PLATFORM_SDK_VERSION)" |
| 48 | # This is the canonical definition of the SDK version, which defines |
Dianne Hackborn | 9537884 | 2009-05-08 12:06:17 -0700 | [diff] [blame] | 49 | # the set of APIs and functionality available in the platform. It |
| 50 | # is a single integer that increases monotonically as updates to |
| 51 | # the SDK are released. It should only be incremented when the APIs for |
| 52 | # the new release are frozen (so that developers don't write apps against |
| 53 | # intermediate builds). During development, this number remains at the |
| 54 | # SDK version the branch is based on and PLATFORM_VERSION_CODENAME holds |
| 55 | # the code-name of the new development work. |
Dianne Hackborn | c3e1796 | 2009-11-18 17:37:15 -0800 | [diff] [blame] | 56 | PLATFORM_SDK_VERSION := 7 |
The Android Open Source Project | 88b6079 | 2009-03-03 19:28:42 -0800 | [diff] [blame] | 57 | endif |
| 58 | |
Dianne Hackborn | 9537884 | 2009-05-08 12:06:17 -0700 | [diff] [blame] | 59 | ifeq "" "$(PLATFORM_VERSION_CODENAME)" |
| 60 | # This is the current development code-name, if the build is not a final |
| 61 | # release build. If this is a final release build, it is simply "REL". |
Dianne Hackborn | 176c758 | 2009-12-03 16:42:23 -0800 | [diff] [blame^] | 62 | PLATFORM_VERSION_CODENAME := Eclair-MR2 |
Dianne Hackborn | 9537884 | 2009-05-08 12:06:17 -0700 | [diff] [blame] | 63 | endif |
| 64 | |
Dianne Hackborn | 9bd5404 | 2009-05-15 18:01:20 -0700 | [diff] [blame] | 65 | ifeq "" "$(DEFAULT_APP_TARGET_SDK)" |
| 66 | # This is the default minSdkVersion and targetSdkVersion to use for |
| 67 | # all .apks created by the build system. It can be overridden by explicitly |
| 68 | # setting these in the .apk's AndroidManifest.xml. It is either the code |
| 69 | # name of the development build or, if this is a release build, the official |
| 70 | # SDK version of this release. |
| 71 | ifeq "REL" "$(PLATFORM_VERSION_CODENAME)" |
| 72 | DEFAULT_APP_TARGET_SDK := $(PLATFORM_SDK_VERSION) |
| 73 | else |
| 74 | DEFAULT_APP_TARGET_SDK := $(PLATFORM_VERSION_CODENAME) |
| 75 | endif |
| 76 | endif |
| 77 | |
The Android Open Source Project | 88b6079 | 2009-03-03 19:28:42 -0800 | [diff] [blame] | 78 | ifeq "" "$(BUILD_ID)" |
| 79 | # Used to signify special builds. E.g., branches and/or releases, |
| 80 | # like "M5-RC7". Can be an arbitrary string, but must be a single |
| 81 | # word and a valid file name. |
| 82 | # |
| 83 | # If there is no BUILD_ID set, make it obvious. |
| 84 | BUILD_ID := UNKNOWN |
| 85 | endif |
| 86 | |
| 87 | ifeq "" "$(BUILD_NUMBER)" |
| 88 | # BUILD_NUMBER should be set to the source control value that |
| 89 | # represents the current state of the source code. E.g., a |
| 90 | # perforce changelist number or a git hash. Can be an arbitrary string |
| 91 | # (to allow for source control that uses something other than numbers), |
| 92 | # but must be a single word and a valid file name. |
| 93 | # |
| 94 | # If no BUILD_NUMBER is set, create a useful "I am an engineering build |
| 95 | # from this date/time" value. Make it start with a non-digit so that |
| 96 | # anyone trying to parse it as an integer will probably get "0". |
| 97 | BUILD_NUMBER := eng.$(USER).$(shell date +%Y%m%d.%H%M%S) |
| 98 | endif |
| 99 | |