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 23 # PLATFORM_VERSION_CODENAME 24 # DEFAULT_APP_TARGET_SDK 25 # BUILD_ID 26 # BUILD_NUMBER 27 # PLATFORM_SECURITY_PATCH 28 # PLATFORM_VNDK_VERSION 29 # PLATFORM_SYSTEMSDK_VERSIONS 30 # 31 32 # Look for an optional file containing overrides of the defaults, 33 # but don't cry if we don't find it. We could just use -include, but 34 # the build.prop target also wants INTERNAL_BUILD_ID_MAKEFILE to be set 35 # if the file exists. 36 # 37 INTERNAL_BUILD_ID_MAKEFILE := $(wildcard $(BUILD_SYSTEM)/build_id.mk) 38 ifdef INTERNAL_BUILD_ID_MAKEFILE 39 include $(INTERNAL_BUILD_ID_MAKEFILE) 40 endif 41 42 DEFAULT_PLATFORM_VERSION := QP1A 43 MIN_PLATFORM_VERSION := QP1A 44 MAX_PLATFORM_VERSION := QP1A 45 46 ALLOWED_VERSIONS := $(call allowed-platform-versions,\ 47 $(MIN_PLATFORM_VERSION),\ 48 $(MAX_PLATFORM_VERSION),\ 49 $(DEFAULT_PLATFORM_VERSION)) 50 51 ifndef TARGET_PLATFORM_VERSION 52 TARGET_PLATFORM_VERSION := $(DEFAULT_PLATFORM_VERSION) 53 endif 54 55 ifeq (,$(filter $(ALLOWED_VERSIONS), $(TARGET_PLATFORM_VERSION))) 56 $(warning Invalid TARGET_PLATFORM_VERSION '$(TARGET_PLATFORM_VERSION)', must be one of) 57 $(error $(ALLOWED_VERSIONS)) 58 endif 59 ALLOWED_VERSIONS := 60 MIN_PLATFORM_VERSION := 61 MAX_PLATFORM_VERSION := 62 63 .KATI_READONLY := \ 64 DEFAULT_PLATFORM_VERSION \ 65 TARGET_PLATFORM_VERSION 66 67 # Default versions for each TARGET_PLATFORM_VERSION 68 # TODO: PLATFORM_VERSION, PLATFORM_SDK_VERSION, etc. should be conditional 69 # on this 70 71 # This is the canonical definition of the platform version, 72 # which is the version that we reveal to the end user. 73 # Update this value when the platform version changes (rather 74 # than overriding it somewhere else). Can be an arbitrary string. 75 76 # When you change PLATFORM_VERSION for a given PLATFORM_SDK_VERSION 77 # please add that PLATFORM_VERSION as well as clean up obsolete PLATFORM_VERSION's 78 # in the following text file: 79 # cts/tests/tests/os/assets/platform_versions.txt 80 81 # Note that there should be one PLATFORM_VERSION and PLATFORM_VERSION_CODENAME 82 # entry for each unreleased API level, regardless of 83 # MIN_PLATFORM_VERSION/MAX_PLATFORM_VERSION. PLATFORM_VERSION is used to 84 # generate the range of allowed SDK versions, so it must have an entry for every 85 # unreleased API level targetable by this branch, not just those that are valid 86 # lunch targets for this branch. 87 PLATFORM_VERSION.QP1A := 10 88 89 # These are the current development codenames, if the build is not a final 90 # release build. If this is a final release build, it is simply "REL". 91 PLATFORM_VERSION_CODENAME.QP1A := REL 92 93 ifndef PLATFORM_VERSION 94 PLATFORM_VERSION := $(PLATFORM_VERSION.$(TARGET_PLATFORM_VERSION)) 95 ifndef PLATFORM_VERSION 96 # PLATFORM_VERSION falls back to TARGET_PLATFORM_VERSION 97 PLATFORM_VERSION := $(TARGET_PLATFORM_VERSION) 98 endif 99 endif 100 .KATI_READONLY := PLATFORM_VERSION 101 102 ifndef PLATFORM_SDK_VERSION 103 # This is the canonical definition of the SDK version, which defines 104 # the set of APIs and functionality available in the platform. It 105 # is a single integer that increases monotonically as updates to 106 # the SDK are released. It should only be incremented when the APIs for 107 # the new release are frozen (so that developers don't write apps against 108 # intermediate builds). During development, this number remains at the 109 # SDK version the branch is based on and PLATFORM_VERSION_CODENAME holds 110 # the code-name of the new development work. 111 112 # When you increment the PLATFORM_SDK_VERSION please ensure you also 113 # clear out the following text file of all older PLATFORM_VERSION's: 114 # cts/tests/tests/os/assets/platform_versions.txt 115 PLATFORM_SDK_VERSION := 29 116 endif 117 .KATI_READONLY := PLATFORM_SDK_VERSION 118 119 ifndef PLATFORM_VERSION_CODENAME 120 PLATFORM_VERSION_CODENAME := $(PLATFORM_VERSION_CODENAME.$(TARGET_PLATFORM_VERSION)) 121 ifndef PLATFORM_VERSION_CODENAME 122 # PLATFORM_VERSION_CODENAME falls back to TARGET_PLATFORM_VERSION 123 PLATFORM_VERSION_CODENAME := $(TARGET_PLATFORM_VERSION) 124 endif 125 126 # This is all of the *active* development codenames. There are future 127 # codenames not included in this list. This confusing name is needed because 128 # all_codenames has been baked into build.prop for ages. 129 # 130 # Should be either the same as PLATFORM_VERSION_CODENAME or a comma-separated 131 # list of additional codenames after PLATFORM_VERSION_CODENAME. 132 PLATFORM_VERSION_ALL_CODENAMES := 133 134 # Build a list of all active code names. Avoid duplicates, and stop when we 135 # reach a codename that matches PLATFORM_VERSION_CODENAME (anything beyond 136 # that is not included in our build). 137 _versions_in_target := \ 138 $(call find_and_earlier,$(ALL_VERSIONS),$(TARGET_PLATFORM_VERSION)) 139 $(foreach version,$(_versions_in_target),\ 140 $(eval _codename := $(PLATFORM_VERSION_CODENAME.$(version)))\ 141 $(if $(filter $(_codename),$(PLATFORM_VERSION_ALL_CODENAMES)),,\ 142 $(eval PLATFORM_VERSION_ALL_CODENAMES += $(_codename)))) 143 144 # This is all of the inactive development codenames. Available to be targeted 145 # in this branch but in the future relative to our current target. 146 PLATFORM_VERSION_FUTURE_CODENAMES := 147 148 # Build a list of all untargeted code names. Avoid duplicates. 149 _versions_not_in_target := \ 150 $(filter-out $(PLATFORM_VERSION_ALL_CODENAMES),$(ALL_VERSIONS)) 151 $(foreach version,$(_versions_not_in_target),\ 152 $(eval _codename := $(PLATFORM_VERSION_CODENAME.$(version)))\ 153 $(if $(filter $(_codename),$(PLATFORM_VERSION_FUTURE_CODENAMES)),,\ 154 $(eval PLATFORM_VERSION_FUTURE_CODENAMES += $(_codename)))) 155 156 # And convert from space separated to comma separated. 157 PLATFORM_VERSION_ALL_CODENAMES := \ 158 $(subst $(space),$(comma),$(strip $(PLATFORM_VERSION_ALL_CODENAMES))) 159 PLATFORM_VERSION_FUTURE_CODENAMES := \ 160 $(subst $(space),$(comma),$(strip $(PLATFORM_VERSION_FUTURE_CODENAMES))) 161 162 endif 163 .KATI_READONLY := \ 164 PLATFORM_VERSION_CODENAME \ 165 PLATFORM_VERSION_ALL_CODENAMES \ 166 PLATFORM_VERSION_FUTURE_CODENAMES 167 168 ifeq (REL,$(PLATFORM_VERSION_CODENAME)) 169 PLATFORM_PREVIEW_SDK_VERSION := 0 170 else 171 ifndef PLATFORM_PREVIEW_SDK_VERSION 172 # This is the definition of a preview SDK version over and above the current 173 # platform SDK version. Unlike the platform SDK version, a higher value 174 # for preview SDK version does NOT mean that all prior preview APIs are 175 # included. Packages reading this value to determine compatibility with 176 # known APIs should check that this value is precisely equal to the preview 177 # SDK version the package was built for, otherwise it should fall back to 178 # assuming the device can only support APIs as of the previous official 179 # public release. 180 # This value will always be forced to 0 for release builds by the logic 181 # in the "ifeq" block above, so the value below will be used on any 182 # non-release builds, and it should always be at least 1, to indicate that 183 # APIs may have changed since the claimed PLATFORM_SDK_VERSION. 184 PLATFORM_PREVIEW_SDK_VERSION := 1 185 endif 186 endif 187 .KATI_READONLY := PLATFORM_PREVIEW_SDK_VERSION 188 189 ifndef DEFAULT_APP_TARGET_SDK 190 # This is the default minSdkVersion and targetSdkVersion to use for 191 # all .apks created by the build system. It can be overridden by explicitly 192 # setting these in the .apk's AndroidManifest.xml. It is either the code 193 # name of the development build or, if this is a release build, the official 194 # SDK version of this release. 195 ifeq (REL,$(PLATFORM_VERSION_CODENAME)) 196 DEFAULT_APP_TARGET_SDK := $(PLATFORM_SDK_VERSION) 197 else 198 DEFAULT_APP_TARGET_SDK := $(PLATFORM_VERSION_CODENAME) 199 endif 200 endif 201 .KATI_READONLY := DEFAULT_APP_TARGET_SDK 202 203 ifndef PLATFORM_VNDK_VERSION 204 # This is the definition of the VNDK version for the current VNDK libraries. 205 # The version is only available when PLATFORM_VERSION_CODENAME == REL. 206 # Otherwise, it will be set to a CODENAME version. The ABI is allowed to be 207 # changed only before the Android version is released. Once 208 # PLATFORM_VNDK_VERSION is set to actual version, the ABI for this version 209 # will be frozon and emit build errors if any ABI for the VNDK libs are 210 # changed. 211 # After that the snapshot of the VNDK with this version will be generated. 212 # 213 # The VNDK version follows PLATFORM_SDK_VERSION. 214 ifeq (REL,$(PLATFORM_VERSION_CODENAME)) 215 PLATFORM_VNDK_VERSION := $(PLATFORM_SDK_VERSION) 216 else 217 PLATFORM_VNDK_VERSION := $(PLATFORM_VERSION_CODENAME) 218 endif 219 endif 220 .KATI_READONLY := PLATFORM_VNDK_VERSION 221 222 ifndef PLATFORM_SYSTEMSDK_MIN_VERSION 223 # This is the oldest version of system SDK that the platform supports. Contrary 224 # to the public SDK where platform essentially supports all previous SDK versions, 225 # platform supports only a few number of recent system SDK versions as some of 226 # old system APIs are gradually deprecated, removed and then deleted. 227 PLATFORM_SYSTEMSDK_MIN_VERSION := 28 228 endif 229 .KATI_READONLY := PLATFORM_SYSTEMSDK_MIN_VERSION 230 231 # This is the list of system SDK versions that the current platform supports. 232 PLATFORM_SYSTEMSDK_VERSIONS := 233 ifneq (,$(PLATFORM_SYSTEMSDK_MIN_VERSION)) 234 $(if $(call math_is_number,$(PLATFORM_SYSTEMSDK_MIN_VERSION)),,\ 235 $(error PLATFORM_SYSTEMSDK_MIN_VERSION must be a number, but was $(PLATFORM_SYSTEMSDK_MIN_VERSION))) 236 PLATFORM_SYSTEMSDK_VERSIONS := $(call int_range_list,$(PLATFORM_SYSTEMSDK_MIN_VERSION),$(PLATFORM_SDK_VERSION)) 237 endif 238 # Platform always supports the current version 239 ifeq (REL,$(PLATFORM_VERSION_CODENAME)) 240 PLATFORM_SYSTEMSDK_VERSIONS += $(PLATFORM_SDK_VERSION) 241 else 242 PLATFORM_SYSTEMSDK_VERSIONS += $(PLATFORM_VERSION_CODENAME) 243 endif 244 PLATFORM_SYSTEMSDK_VERSIONS := $(strip $(sort $(PLATFORM_SYSTEMSDK_VERSIONS))) 245 .KATI_READONLY := PLATFORM_SYSTEMSDK_VERSIONS 246 247 ifndef PLATFORM_SECURITY_PATCH 248 # Used to indicate the security patch that has been applied to the device. 249 # It must signify that the build includes all security patches issued up through the designated Android Public Security Bulletin. 250 # It must be of the form "YYYY-MM-DD" on production devices. 251 # It must match one of the Android Security Patch Level strings of the Public Security Bulletins. 252 # If there is no $PLATFORM_SECURITY_PATCH set, keep it empty. 253 PLATFORM_SECURITY_PATCH := 2019-09-05 254 endif 255 .KATI_READONLY := PLATFORM_SECURITY_PATCH 256 257 ifndef PLATFORM_SECURITY_PATCH_TIMESTAMP 258 # Used to indicate the matching timestamp for the security patch string in PLATFORM_SECURITY_PATCH. 259 ifneq (,$(findstring Darwin,$(UNAME))) 260 PLATFORM_SECURITY_PATCH_TIMESTAMP := $(shell date -jf '%Y-%m-%d %T %Z' '$(PLATFORM_SECURITY_PATCH) 00:00:00 GMT' +%s) 261 else 262 PLATFORM_SECURITY_PATCH_TIMESTAMP := $(shell date -d 'TZ="GMT" $(PLATFORM_SECURITY_PATCH)' +%s) 263 endif 264 endif 265 .KATI_READONLY := PLATFORM_SECURITY_PATCH_TIMESTAMP 266 267 ifndef PLATFORM_BASE_OS 268 # Used to indicate the base os applied to the device. 269 # Can be an arbitrary string, but must be a single word. 270 # 271 # If there is no $PLATFORM_BASE_OS set, keep it empty. 272 PLATFORM_BASE_OS := 273 endif 274 .KATI_READONLY := PLATFORM_BASE_OS 275 276 ifndef BUILD_ID 277 # Used to signify special builds. E.g., branches and/or releases, 278 # like "M5-RC7". Can be an arbitrary string, but must be a single 279 # word and a valid file name. 280 # 281 # If there is no BUILD_ID set, make it obvious. 282 BUILD_ID := UNKNOWN 283 endif 284 .KATI_READONLY := BUILD_ID 285 286 ifndef BUILD_DATETIME 287 # Used to reproduce builds by setting the same time. Must be the number 288 # of seconds since the Epoch. 289 BUILD_DATETIME := $(shell date +%s) 290 endif 291 292 ifneq (,$(findstring Darwin,$(UNAME))) 293 DATE := date -r $(BUILD_DATETIME) 294 else 295 DATE := date -d @$(BUILD_DATETIME) 296 endif 297 .KATI_READONLY := DATE 298 299 # Everything should be using BUILD_DATETIME_FROM_FILE instead. 300 # BUILD_DATETIME and DATE can be removed once BUILD_NUMBER moves 301 # to soong_ui. 302 $(KATI_obsolete_var BUILD_DATETIME,Use BUILD_DATETIME_FROM_FILE) 303 304 HAS_BUILD_NUMBER := true 305 ifndef BUILD_NUMBER 306 # BUILD_NUMBER should be set to the source control value that 307 # represents the current state of the source code. E.g., a 308 # perforce changelist number or a git hash. Can be an arbitrary string 309 # (to allow for source control that uses something other than numbers), 310 # but must be a single word and a valid file name. 311 # 312 # If no BUILD_NUMBER is set, create a useful "I am an engineering build 313 # from this date/time" value. Make it start with a non-digit so that 314 # anyone trying to parse it as an integer will probably get "0". 315 BUILD_NUMBER := eng.$(shell echo $${BUILD_USERNAME:0:6}).$(shell $(DATE) +%Y%m%d.%H%M%S) 316 HAS_BUILD_NUMBER := false 317 endif 318 .KATI_READONLY := BUILD_NUMBER HAS_BUILD_NUMBER 319 320 ifndef PLATFORM_MIN_SUPPORTED_TARGET_SDK_VERSION 321 # Used to set minimum supported target sdk version. Apps targeting sdk 322 # version lower than the set value will result in a warning being shown 323 # when any activity from the app is started. 324 PLATFORM_MIN_SUPPORTED_TARGET_SDK_VERSION := 23 325 endif 326 .KATI_READONLY := PLATFORM_MIN_SUPPORTED_TARGET_SDK_VERSION 327
