1# Variables we check: 2# HOST_BUILD_TYPE = { release debug } 3# TARGET_SIMULATOR = { true <null> } 4# TARGET_BUILD_TYPE = { release debug } 5# and we output a bunch of variables, see the case statement at 6# the bottom for the full list 7# OUT_DIR is also set to "out" if it's not already set. 8# this allows you to set it to somewhere else if you like 9 10# Set up version information. 11include $(BUILD_SYSTEM)/version_defaults.mk 12 13# --------------------------------------------------------------- 14# If you update the build system such that the environment setup 15# or buildspec.mk need to be updated, increment this number, and 16# people who haven't re-run those will have to do so before they 17# can build. Make sure to also update the corresponding value in 18# buildspec.mk.default and envsetup.sh. 19CORRECT_BUILD_ENV_SEQUENCE_NUMBER := 10 20 21# --------------------------------------------------------------- 22# The product defaults to generic on hardware and sim on sim 23# NOTE: This will be overridden in product_config.mk if make 24# was invoked with a PRODUCT-xxx-yyy goal. 25ifeq ($(TARGET_PRODUCT),) 26ifeq ($(TARGET_SIMULATOR),true) 27TARGET_PRODUCT := sim 28else 29TARGET_PRODUCT := generic 30endif 31endif 32 33 34# the variant -- the set of files that are included for a build 35ifeq ($(strip $(TARGET_BUILD_VARIANT)),) 36TARGET_BUILD_VARIANT := eng 37endif 38 39# Read the product specs so we an get TARGET_DEVICE and other 40# variables that we need in order to locate the output files. 41include $(BUILD_SYSTEM)/product_config.mk 42 43build_variant := $(filter-out eng user userdebug tests,$(TARGET_BUILD_VARIANT)) 44ifneq ($(build_variant)-$(words $(TARGET_BUILD_VARIANT)),-1) 45$(warning bad TARGET_BUILD_VARIANT: $(TARGET_BUILD_VARIANT)) 46$(error must be empty or one of: eng user userdebug tests) 47endif 48 49 50 51# --------------------------------------------------------------- 52# Set up configuration for host machine. We don't do cross- 53# compiles except for arm, so the HOST is whatever we are 54# running on 55 56UNAME := $(shell uname -sm) 57 58# HOST_OS 59ifneq (,$(findstring Linux,$(UNAME))) 60 HOST_OS := linux 61endif 62ifneq (,$(findstring Darwin,$(UNAME))) 63 HOST_OS := darwin 64endif 65ifneq (,$(findstring Macintosh,$(UNAME))) 66 HOST_OS := darwin 67endif 68ifneq (,$(findstring CYGWIN,$(UNAME))) 69 HOST_OS := windows 70endif 71 72# BUILD_OS is the real host doing the build. 73BUILD_OS := $(HOST_OS) 74 75# Under Linux, if USE_MINGW is set, we change HOST_OS to Windows to build the 76# Windows SDK. Only a subset of tools and SDK will manage to build properly. 77ifeq ($(HOST_OS),linux) 78ifneq ($(USE_MINGW),) 79 HOST_OS := windows 80endif 81endif 82 83ifeq ($(HOST_OS),) 84$(error Unable to determine HOST_OS from uname -sm: $(UNAME)!) 85endif 86 87 88# HOST_ARCH 89ifneq (,$(findstring 86,$(UNAME))) 90 HOST_ARCH := x86 91endif 92 93ifneq (,$(findstring Power,$(UNAME))) 94 HOST_ARCH := ppc 95endif 96 97BUILD_ARCH := $(HOST_ARCH) 98 99ifeq ($(HOST_ARCH),) 100$(error Unable to determine HOST_ARCH from uname -sm: $(UNAME)!) 101endif 102 103# the host build defaults to release, and it must be release or debug 104ifeq ($(HOST_BUILD_TYPE),) 105HOST_BUILD_TYPE := release 106endif 107 108ifneq ($(HOST_BUILD_TYPE),release) 109ifneq ($(HOST_BUILD_TYPE),debug) 110$(error HOST_BUILD_TYPE must be either release or debug, not '$(HOST_BUILD_TYPE)') 111endif 112endif 113 114# This is the standard way to name a directory containing prebuilt host 115# objects. E.g., prebuilt/$(HOST_PREBUILT_TAG)/cc 116ifeq ($(HOST_OS),windows) 117 HOST_PREBUILT_TAG := windows 118else 119 HOST_PREBUILT_TAG := $(HOST_OS)-$(HOST_ARCH) 120endif 121 122# Default to building dalvikvm on hosts that support it... 123ifeq ($(HOST_OS),linux) 124# ... but not if we're building the sim... 125ifneq ($(TARGET_SIMULATOR),true) 126# ... or if the if the option is already set 127ifeq ($(WITH_HOST_DALVIK),) 128 WITH_HOST_DALVIK := true 129endif 130endif 131endif 132 133 134# --------------------------------------------------------------- 135# Set up configuration for target machine. 136# The following must be set: 137# TARGET_OS = { linux } 138# TARGET_ARCH = { arm | x86 } 139 140 141# if we're build the simulator, HOST_* is TARGET_* (except for BUILD_TYPE) 142# otherwise it's <arch>-linux 143ifeq ($(TARGET_SIMULATOR),true) 144ifneq ($(HOST_OS),linux) 145$(error TARGET_SIMULATOR=true is only supported under Linux) 146endif 147TARGET_ARCH := $(HOST_ARCH) 148TARGET_OS := $(HOST_OS) 149else 150ifeq ($(TARGET_ARCH),) 151TARGET_ARCH := arm 152endif 153TARGET_OS := linux 154endif 155 156# the target build type defaults to release 157ifneq ($(TARGET_BUILD_TYPE),debug) 158TARGET_BUILD_TYPE := release 159endif 160 161# This is the standard way to name a directory containing prebuilt target 162# objects. E.g., prebuilt/$(TARGET_PREBUILT_TAG)/libc.so 163ifeq ($(TARGET_SIMULATOR),true) 164 TARGET_PREBUILT_TAG := $(TARGET_OS)-$(TARGET_ARCH) 165else 166 TARGET_PREBUILT_TAG := android-$(TARGET_ARCH) 167endif 168 169# --------------------------------------------------------------- 170# figure out the output directories 171 172ifeq (,$(strip $(OUT_DIR))) 173OUT_DIR := $(TOPDIR)out 174endif 175 176DEBUG_OUT_DIR := $(OUT_DIR)/debug 177 178# Move the host or target under the debug/ directory 179# if necessary. 180TARGET_OUT_ROOT_release := $(OUT_DIR)/target 181TARGET_OUT_ROOT_debug := $(DEBUG_OUT_DIR)/target 182TARGET_OUT_ROOT := $(TARGET_OUT_ROOT_$(TARGET_BUILD_TYPE)) 183 184HOST_OUT_ROOT_release := $(OUT_DIR)/host 185HOST_OUT_ROOT_debug := $(DEBUG_OUT_DIR)/host 186HOST_OUT_ROOT := $(HOST_OUT_ROOT_$(HOST_BUILD_TYPE)) 187 188HOST_OUT_release := $(HOST_OUT_ROOT_release)/$(HOST_OS)-$(HOST_ARCH) 189HOST_OUT_debug := $(HOST_OUT_ROOT_debug)/$(HOST_OS)-$(HOST_ARCH) 190HOST_OUT := $(HOST_OUT_$(HOST_BUILD_TYPE)) 191 192BUILD_OUT := $(OUT_DIR)/host/$(BUILD_OS)-$(BUILD_ARCH) 193 194ifeq ($(TARGET_SIMULATOR),true) 195 # Any arch- or os-specific parts of the simulator (everything 196 # under product/) are actually host-dependent. 197 # But, the debug type is controlled by TARGET_BUILD_TYPE and not 198 # HOST_BUILD_TYPE. 199 TARGET_PRODUCT_OUT_ROOT := $(HOST_OUT_$(TARGET_BUILD_TYPE))/pr 200else 201 TARGET_PRODUCT_OUT_ROOT := $(TARGET_OUT_ROOT)/product 202endif 203 204TARGET_COMMON_OUT_ROOT := $(TARGET_OUT_ROOT)/common 205HOST_COMMON_OUT_ROOT := $(HOST_OUT_ROOT)/common 206 207PRODUCT_OUT := $(TARGET_PRODUCT_OUT_ROOT)/$(TARGET_DEVICE) 208 209OUT_DOCS := $(TARGET_COMMON_OUT_ROOT)/docs 210 211BUILD_OUT_EXECUTABLES:= $(BUILD_OUT)/bin 212 213HOST_OUT_EXECUTABLES:= $(HOST_OUT)/bin 214HOST_OUT_SHARED_LIBRARIES:= $(HOST_OUT)/lib 215HOST_OUT_JAVA_LIBRARIES:= $(HOST_OUT)/framework 216HOST_OUT_SDK_ADDON := $(HOST_OUT)/sdk_addon 217 218HOST_OUT_INTERMEDIATES := $(HOST_OUT)/obj 219HOST_OUT_HEADERS:= $(HOST_OUT_INTERMEDIATES)/include 220HOST_OUT_INTERMEDIATE_LIBRARIES := $(HOST_OUT_INTERMEDIATES)/lib 221HOST_OUT_STATIC_LIBRARIES := $(HOST_OUT_INTERMEDIATE_LIBRARIES) 222HOST_OUT_NOTICE_FILES:=$(HOST_OUT_INTERMEDIATES)/NOTICE_FILES 223HOST_OUT_COMMON_INTERMEDIATES := $(HOST_COMMON_OUT_ROOT)/obj 224 225TARGET_OUT_INTERMEDIATES := $(PRODUCT_OUT)/obj 226TARGET_OUT_HEADERS:= $(TARGET_OUT_INTERMEDIATES)/include 227TARGET_OUT_INTERMEDIATE_LIBRARIES := $(TARGET_OUT_INTERMEDIATES)/lib 228TARGET_OUT_COMMON_INTERMEDIATES := $(TARGET_COMMON_OUT_ROOT)/obj 229 230TARGET_OUT := $(PRODUCT_OUT)/system 231TARGET_OUT_EXECUTABLES:= $(TARGET_OUT)/bin 232TARGET_OUT_OPTIONAL_EXECUTABLES:= $(TARGET_OUT)/xbin 233TARGET_OUT_SHARED_LIBRARIES:= $(TARGET_OUT)/lib 234TARGET_OUT_JAVA_LIBRARIES:= $(TARGET_OUT)/framework 235TARGET_OUT_APPS:= $(TARGET_OUT)/app 236TARGET_OUT_KEYLAYOUT := $(TARGET_OUT)/usr/keylayout 237TARGET_OUT_KEYCHARS := $(TARGET_OUT)/usr/keychars 238TARGET_OUT_ETC := $(TARGET_OUT)/etc 239TARGET_OUT_STATIC_LIBRARIES:= $(TARGET_OUT_INTERMEDIATES)/lib 240TARGET_OUT_NOTICE_FILES:=$(TARGET_OUT_INTERMEDIATES)/NOTICE_FILES 241 242TARGET_OUT_DATA := $(PRODUCT_OUT)/data 243TARGET_OUT_DATA_EXECUTABLES:= $(TARGET_OUT_EXECUTABLES) 244TARGET_OUT_DATA_SHARED_LIBRARIES:= $(TARGET_OUT_SHARED_LIBRARIES) 245TARGET_OUT_DATA_JAVA_LIBRARIES:= $(TARGET_OUT_JAVA_LIBRARIES) 246TARGET_OUT_DATA_APPS:= $(TARGET_OUT_DATA)/app 247TARGET_OUT_DATA_KEYLAYOUT := $(TARGET_OUT_KEYLAYOUT) 248TARGET_OUT_DATA_KEYCHARS := $(TARGET_OUT_KEYCHARS) 249TARGET_OUT_DATA_ETC := $(TARGET_OUT_ETC) 250TARGET_OUT_DATA_STATIC_LIBRARIES:= $(TARGET_OUT_STATIC_LIBRARIES) 251 252TARGET_OUT_UNSTRIPPED := $(PRODUCT_OUT)/symbols 253TARGET_OUT_EXECUTABLES_UNSTRIPPED := $(TARGET_OUT_UNSTRIPPED)/system/bin 254TARGET_OUT_SHARED_LIBRARIES_UNSTRIPPED := $(TARGET_OUT_UNSTRIPPED)/system/lib 255TARGET_ROOT_OUT_UNSTRIPPED := $(TARGET_OUT_UNSTRIPPED) 256TARGET_ROOT_OUT_SBIN_UNSTRIPPED := $(TARGET_OUT_UNSTRIPPED)/sbin 257TARGET_ROOT_OUT_BIN_UNSTRIPPED := $(TARGET_OUT_UNSTRIPPED)/bin 258 259TARGET_ROOT_OUT := $(PRODUCT_OUT)/root 260TARGET_ROOT_OUT_BIN := $(TARGET_ROOT_OUT)/bin 261TARGET_ROOT_OUT_SBIN := $(TARGET_ROOT_OUT)/sbin 262TARGET_ROOT_OUT_ETC := $(TARGET_ROOT_OUT)/etc 263TARGET_ROOT_OUT_USR := $(TARGET_ROOT_OUT)/usr 264 265TARGET_RECOVERY_OUT := $(PRODUCT_OUT)/recovery 266TARGET_RECOVERY_ROOT_OUT := $(TARGET_RECOVERY_OUT)/root 267 268TARGET_SYSLOADER_OUT := $(PRODUCT_OUT)/sysloader 269TARGET_SYSLOADER_ROOT_OUT := $(TARGET_SYSLOADER_OUT)/root 270TARGET_SYSLOADER_SYSTEM_OUT := $(TARGET_SYSLOADER_OUT)/root/system 271 272TARGET_INSTALLER_OUT := $(PRODUCT_OUT)/installer 273TARGET_INSTALLER_DATA_OUT := $(TARGET_INSTALLER_OUT)/data 274TARGET_INSTALLER_ROOT_OUT := $(TARGET_INSTALLER_OUT)/root 275TARGET_INSTALLER_SYSTEM_OUT := $(TARGET_INSTALLER_OUT)/root/system 276 277COMMON_MODULE_CLASSES := TARGET-NOTICE_FILES HOST-NOTICE_FILES HOST-JAVA_LIBRARIES 278 279ifeq (,$(strip $(DIST_DIR))) 280 DIST_DIR := $(OUT_DIR)/dist 281endif 282 283ifeq ($(PRINT_BUILD_CONFIG),) 284PRINT_BUILD_CONFIG := true 285endif 286 287# --------------------------------------------------------------- 288# the setpath shell function in envsetup.sh uses this to figure out 289# what to add to the path given the config we have chosen. 290ifeq ($(CALLED_FROM_SETUP),true) 291 292ABP:=$(PWD)/$(HOST_OUT_EXECUTABLES) 293 294ifeq ($(TARGET_SIMULATOR),true) 295 ABP:=$(ABP):$(TARGET_OUT_EXECUTABLES) 296else 297 # this should be copied to HOST_OUT_EXECUTABLES instead 298 ABP:=$(ABP):$(PWD)/prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-eabi-4.4.3/bin 299endif 300ANDROID_BUILD_PATHS := $(ABP) 301ANDROID_PREBUILTS := prebuilt/$(HOST_PREBUILT_TAG) 302 303# The "dumpvar" stuff lets you say something like 304# 305# CALLED_FROM_SETUP=true \ 306# make -f config/envsetup.make dumpvar-TARGET_OUT 307# or 308# CALLED_FROM_SETUP=true \ 309# make -f config/envsetup.make dumpvar-abs-HOST_OUT_EXECUTABLES 310# 311# The plain (non-abs) version just dumps the value of the named variable. 312# The "abs" version will treat the variable as a path, and dumps an 313# absolute path to it. 314# 315dumpvar_goals := \ 316 $(strip $(patsubst dumpvar-%,%,$(filter dumpvar-%,$(MAKECMDGOALS)))) 317ifdef dumpvar_goals 318 319 ifneq ($(words $(dumpvar_goals)),1) 320 $(error Only one "dumpvar-" goal allowed. Saw "$(MAKECMDGOALS)") 321 endif 322 323 # If the goal is of the form "dumpvar-abs-VARNAME", then 324 # treat VARNAME as a path and return the absolute path to it. 325 absolute_dumpvar := $(strip $(filter abs-%,$(dumpvar_goals))) 326 ifdef absolute_dumpvar 327 dumpvar_goals := $(patsubst abs-%,%,$(dumpvar_goals)) 328 DUMPVAR_VALUE := $(PWD)/$($(dumpvar_goals)) 329 dumpvar_target := dumpvar-abs-$(dumpvar_goals) 330 else 331 DUMPVAR_VALUE := $($(dumpvar_goals)) 332 dumpvar_target := dumpvar-$(dumpvar_goals) 333 endif 334 335.PHONY: $(dumpvar_target) 336$(dumpvar_target): 337 @echo $(DUMPVAR_VALUE) 338 339endif # dumpvar_goals 340 341ifneq ($(dumpvar_goals),report_config) 342PRINT_BUILD_CONFIG:= 343endif 344 345endif # CALLED_FROM_SETUP 346 347 348ifneq ($(PRINT_BUILD_CONFIG),) 349$(info ============================================) 350$(info PLATFORM_VERSION_CODENAME=$(PLATFORM_VERSION_CODENAME)) 351$(info PLATFORM_VERSION=$(PLATFORM_VERSION)) 352$(info TARGET_PRODUCT=$(TARGET_PRODUCT)) 353$(info TARGET_BUILD_VARIANT=$(TARGET_BUILD_VARIANT)) 354$(info TARGET_SIMULATOR=$(TARGET_SIMULATOR)) 355$(info TARGET_BUILD_TYPE=$(TARGET_BUILD_TYPE)) 356$(info TARGET_BUILD_APPS=$(TARGET_BUILD_APPS)) 357$(info TARGET_ARCH=$(TARGET_ARCH)) 358$(info HOST_ARCH=$(HOST_ARCH)) 359$(info HOST_OS=$(HOST_OS)) 360$(info HOST_BUILD_TYPE=$(HOST_BUILD_TYPE)) 361$(info BUILD_ID=$(BUILD_ID)) 362$(info ============================================) 363endif 364