core/config.mk

   1 # This is included by the top-level Makefile.
   2 # It sets up standard variables based on the
   3 # current configuration and platform, which
   4 # are not specific to what is being built.
   5
   6 # Only use ANDROID_BUILD_SHELL to wrap around bash.
   7 # DO NOT use other shells such as zsh.
   8 ifdef ANDROID_BUILD_SHELL
   9 SHELL := $(ANDROID_BUILD_SHELL)
  10 else
  11 # Use bash, not whatever shell somebody has installed as /bin/sh
  12 # This is repeated from main.mk, since envsetup.sh runs this file
  13 # directly.
  14 SHELL := /bin/bash
  15 endif
  16
  17 # Tell python not to spam the source tree with .pyc files.  This
  18 # only has an effect on python 2.6 and above.
  19 export PYTHONDONTWRITEBYTECODE := 1
  20
  21 # Standard source directories.
  22 SRC_DOCS:= $(TOPDIR)docs
  23 # TODO: Enforce some kind of layering; only add include paths
  24 #       when a module links against a particular library.
  25 # TODO: See if we can remove most of these from the global list.
  26 SRC_HEADERS := \
  27         $(TOPDIR)system/core/include \
  28         $(TOPDIR)hardware/libhardware/include \
  29         $(TOPDIR)hardware/libhardware_legacy/include \
  30         $(TOPDIR)hardware/ril/include \
  31         $(TOPDIR)dalvik/libnativehelper/include \
  32         $(TOPDIR)frameworks/base/include \
  33         $(TOPDIR)frameworks/base/opengl/include \
  34         $(TOPDIR)external/skia/include
  35 SRC_HOST_HEADERS:=$(TOPDIR)tools/include
  36 SRC_LIBRARIES:= $(TOPDIR)libs
  37 SRC_SERVERS:= $(TOPDIR)servers
  38 SRC_TARGET_DIR := $(TOPDIR)build/target
  39 SRC_API_DIR := $(TOPDIR)frameworks/base/api
  40
  41 # Some specific paths to tools
  42 SRC_DROIDDOC_DIR := $(TOPDIR)build/tools/droiddoc
  43
  44 # Various mappings to avoid hard-coding paths all over the place
  45 include $(BUILD_SYSTEM)/pathmap.mk
  46
  47 # ###############################################################
  48 # Build system internal files
  49 # ###############################################################
  50
  51 BUILD_COMBOS:= $(BUILD_SYSTEM)/combo
  52
  53 CLEAR_VARS:= $(BUILD_SYSTEM)/clear_vars.mk
  54 BUILD_HOST_STATIC_LIBRARY:= $(BUILD_SYSTEM)/host_static_library.mk
  55 BUILD_HOST_SHARED_LIBRARY:= $(BUILD_SYSTEM)/host_shared_library.mk
  56 BUILD_STATIC_LIBRARY:= $(BUILD_SYSTEM)/static_library.mk
  57 BUILD_RAW_STATIC_LIBRARY := $(BUILD_SYSTEM)/raw_static_library.mk
  58 BUILD_SHARED_LIBRARY:= $(BUILD_SYSTEM)/shared_library.mk
  59 BUILD_EXECUTABLE:= $(BUILD_SYSTEM)/executable.mk
  60 BUILD_RAW_EXECUTABLE:= $(BUILD_SYSTEM)/raw_executable.mk
  61 BUILD_HOST_EXECUTABLE:= $(BUILD_SYSTEM)/host_executable.mk
  62 BUILD_PACKAGE:= $(BUILD_SYSTEM)/package.mk
  63 BUILD_HOST_PREBUILT:= $(BUILD_SYSTEM)/host_prebuilt.mk
  64 BUILD_PREBUILT:= $(BUILD_SYSTEM)/prebuilt.mk
  65 BUILD_MULTI_PREBUILT:= $(BUILD_SYSTEM)/multi_prebuilt.mk
  66 BUILD_JAVA_LIBRARY:= $(BUILD_SYSTEM)/java_library.mk
  67 BUILD_STATIC_JAVA_LIBRARY:= $(BUILD_SYSTEM)/static_java_library.mk
  68 BUILD_HOST_JAVA_LIBRARY:= $(BUILD_SYSTEM)/host_java_library.mk
  69 BUILD_DROIDDOC:= $(BUILD_SYSTEM)/droiddoc.mk
  70 BUILD_COPY_HEADERS := $(BUILD_SYSTEM)/copy_headers.mk
  71 BUILD_KEY_CHAR_MAP := $(BUILD_SYSTEM)/key_char_map.mk
  72
  73 # ###############################################################
  74 # Parse out any modifier targets.
  75 # ###############################################################
  76
  77 # The 'showcommands' goal says to show the full command
  78 # lines being executed, instead of a short message about
  79 # the kind of operation being done.
  80 SHOW_COMMANDS:= $(filter showcommands,$(MAKECMDGOALS))
  81
  82
  83 # ###############################################################
  84 # Set common values
  85 # ###############################################################
  86
  87 # These can be changed to modify both host and device modules.
  88 COMMON_GLOBAL_CFLAGS:= -DANDROID -fmessage-length=0 -W -Wall -Wno-unused -Winit-self -Wpointer-arith
  89 COMMON_RELEASE_CFLAGS:= -DNDEBUG -UDEBUG
  90
  91 COMMON_GLOBAL_CPPFLAGS:= $(COMMON_GLOBAL_CFLAGS) -Wsign-promo
  92 COMMON_RELEASE_CPPFLAGS:= $(COMMON_RELEASE_CFLAGS)
  93
  94 # Set the extensions used for various packages
  95 COMMON_PACKAGE_SUFFIX := .zip
  96 COMMON_JAVA_PACKAGE_SUFFIX := .jar
  97 COMMON_ANDROID_PACKAGE_SUFFIX := .apk
  98
  99 # list of flags to turn specific warnings in to errors
 100 TARGET_ERROR_FLAGS := -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point
 101
 102 # TODO: do symbol compression
 103 TARGET_COMPRESS_MODULE_SYMBOLS := false
 104
 105 # Default is to prelink modules.
 106 TARGET_PRELINK_MODULE := true
 107
 108 # ###############################################################
 109 # Include sub-configuration files
 110 # ###############################################################
 111
 112 # ---------------------------------------------------------------
 113 # Try to include buildspec.mk, which will try to set stuff up.
 114 # If this file doesn't exist, the environemnt variables will
 115 # be used, and if that doesn't work, then the default is an
 116 # arm build
 117 -include $(TOPDIR)buildspec.mk
 118
 119 # ---------------------------------------------------------------
 120 # Define most of the global variables.  These are the ones that
 121 # are specific to the user's build configuration.
 122 include $(BUILD_SYSTEM)/envsetup.mk
 123
 124 # Boards may be defined under $(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)
 125 # or under vendor/*/$(TARGET_DEVICE).  Search in both places, but
 126 # make sure only one exists.
 127 # Real boards should always be associated with an OEM vendor.
 128 board_config_mk := \
 129         $(strip $(wildcard \
 130                 $(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)/BoardConfig.mk \
 131                 device/*/$(TARGET_DEVICE)/BoardConfig.mk \
 132                 vendor/*/$(TARGET_DEVICE)/BoardConfig.mk \
 133         ))
 134 ifeq ($(board_config_mk),)
 135   $(error No config file found for TARGET_DEVICE $(TARGET_DEVICE))
 136 endif
 137 ifneq ($(words $(board_config_mk)),1)
 138   $(error Multiple board config files for TARGET_DEVICE $(TARGET_DEVICE): $(board_config_mk))
 139 endif
 140 include $(board_config_mk)
 141 TARGET_DEVICE_DIR := $(patsubst %/,%,$(dir $(board_config_mk)))
 142 board_config_mk :=
 143
 144 # Clean up/verify variables defined by the board config file.
 145 TARGET_BOOTLOADER_BOARD_NAME := $(strip $(TARGET_BOOTLOADER_BOARD_NAME))
 146 TARGET_CPU_ABI := $(strip $(TARGET_CPU_ABI))
 147 ifeq ($(TARGET_CPU_ABI),)
 148   $(error No TARGET_CPU_ABI defined by board config: $(board_config_mk))
 149 endif
 150 TARGET_CPU_ABI2 := $(strip $(TARGET_CPU_ABI2))
 151
 152 # $(1): os/arch
 153 define select-android-config-h
 154 system/core/include/arch/$(1)/AndroidConfig.h
 155 endef
 156
 157 combo_target := HOST_
 158 include $(BUILD_SYSTEM)/combo/select.mk
 159
 160 # on windows, the tools have .exe at the end, and we depend on the
 161 # host config stuff being done first
 162
 163 combo_target := TARGET_
 164 include $(BUILD_SYSTEM)/combo/select.mk
 165
 166 # Pick a Java compiler.
 167 include $(BUILD_SYSTEM)/combo/javac.mk
 168
 169 # ---------------------------------------------------------------
 170 # Check that the configuration is current.  We check that
 171 # BUILD_ENV_SEQUENCE_NUMBER is current against this value.
 172 # Don't fail if we're called from envsetup, so they have a
 173 # chance to update their environment.
 174
 175 ifeq (,$(strip $(CALLED_FROM_SETUP)))
 176 ifneq (,$(strip $(BUILD_ENV_SEQUENCE_NUMBER)))
 177 ifneq ($(BUILD_ENV_SEQUENCE_NUMBER),$(CORRECT_BUILD_ENV_SEQUENCE_NUMBER))
 178 $(warning BUILD_ENV_SEQUENCE_NUMBER is set incorrectly.)
 179 $(info *** If you use envsetup/lunch/choosecombo:)
 180 $(info ***   - Re-execute envsetup (". envsetup.sh"))
 181 $(info ***   - Re-run lunch or choosecombo)
 182 $(info *** If you use buildspec.mk:)
 183 $(info ***   - Look at buildspec.mk.default to see what has changed)
 184 $(info ***   - Update BUILD_ENV_SEQUENCE_NUMBER to "$(CORRECT_BUILD_ENV_SEQUENCE_NUMBER)")
 185 $(error bailing..)
 186 endif
 187 endif
 188 endif
 189
 190
 191 # ---------------------------------------------------------------
 192 # Generic tools.
 193
 194 LEX:= flex
 195 YACC:= bison -d
 196 DOXYGEN:= doxygen
 197 AAPT := $(HOST_OUT_EXECUTABLES)/aapt$(HOST_EXECUTABLE_SUFFIX)
 198 AIDL := $(HOST_OUT_EXECUTABLES)/aidl$(HOST_EXECUTABLE_SUFFIX)
 199 ICUDATA := $(HOST_OUT_EXECUTABLES)/icudata$(HOST_EXECUTABLE_SUFFIX)
 200 SIGNAPK_JAR := $(HOST_OUT_JAVA_LIBRARIES)/signapk$(COMMON_JAVA_PACKAGE_SUFFIX)
 201 MKBOOTFS := $(HOST_OUT_EXECUTABLES)/mkbootfs$(HOST_EXECUTABLE_SUFFIX)
 202 MINIGZIP := $(HOST_OUT_EXECUTABLES)/minigzip$(HOST_EXECUTABLE_SUFFIX)
 203 MKBOOTIMG := $(HOST_OUT_EXECUTABLES)/mkbootimg$(HOST_EXECUTABLE_SUFFIX)
 204 MKYAFFS2 := $(HOST_OUT_EXECUTABLES)/mkyaffs2image$(HOST_EXECUTABLE_SUFFIX)
 205 APICHECK := $(HOST_OUT_EXECUTABLES)/apicheck$(HOST_EXECUTABLE_SUFFIX)
 206 FS_GET_STATS := $(HOST_OUT_EXECUTABLES)/fs_get_stats$(HOST_EXECUTABLE_SUFFIX)
 207 MKEXT2IMG := $(HOST_OUT_EXECUTABLES)/genext2fs$(HOST_EXECUTABLE_SUFFIX)
 208 MKEXT2BOOTIMG := external/genext2fs/mkbootimg_ext2.sh
 209 MKTARBALL := build/tools/mktarball.sh
 210 TUNE2FS := tune2fs
 211 E2FSCK := e2fsck
 212 JARJAR := java -jar $(HOST_OUT_JAVA_LIBRARIES)/jarjar.jar
 213 PROGUARD := external/proguard/bin/proguard.sh
 214 JAVATAGS := build/tools/java-event-log-tags.py
 215
 216 # ACP is always for the build OS, not for the host OS
 217 ACP := $(BUILD_OUT_EXECUTABLES)/acp$(BUILD_EXECUTABLE_SUFFIX)
 218
 219 # dx is java behind a shell script; no .exe necessary.
 220 DX := $(HOST_OUT_EXECUTABLES)/dx
 221 KCM := $(HOST_OUT_EXECUTABLES)/kcm$(HOST_EXECUTABLE_SUFFIX)
 222 ZIPALIGN := $(HOST_OUT_EXECUTABLES)/zipalign$(HOST_EXECUTABLE_SUFFIX)
 223 FINDBUGS := prebuilt/common/findbugs/bin/findbugs
 224 LOCALIZE := $(HOST_OUT_EXECUTABLES)/localize$(HOST_EXECUTABLE_SUFFIX)
 225 EMMA_JAR := external/emma/lib/emma$(COMMON_JAVA_PACKAGE_SUFFIX)
 226
 227 # Binary prelinker/compressor tools
 228 APRIORI := $(HOST_OUT_EXECUTABLES)/apriori$(HOST_EXECUTABLE_SUFFIX)
 229 LSD := $(HOST_OUT_EXECUTABLES)/lsd$(HOST_EXECUTABLE_SUFFIX)
 230 SOSLIM := $(HOST_OUT_EXECUTABLES)/soslim$(HOST_EXECUTABLE_SUFFIX)
 231
 232 # Deal with archaic version of bison on Mac OS X.
 233 ifeq ($(filter 1.28,$(shell $(YACC) -V)),)
 234 YACC_HEADER_SUFFIX:= .hpp
 235 else
 236 YACC_HEADER_SUFFIX:= .cpp.h
 237 endif
 238
 239 # Don't use column under Windows, cygwin or not
 240 ifeq ($(HOST_OS),windows)
 241 COLUMN:= cat
 242 else
 243 COLUMN:= column
 244 endif
 245
 246 dir := $(shell uname)
 247 ifeq ($(HOST_OS),windows)
 248 dir := $(HOST_OS)
 249 endif
 250 ifeq ($(HOST_OS),darwin)
 251 dir := $(HOST_OS)-$(HOST_ARCH)
 252 endif
 253 OLD_FLEX := prebuilt/$(HOST_PREBUILT_TAG)/flex/flex-2.5.4a$(HOST_EXECUTABLE_SUFFIX)
 254
 255 ifeq ($(HOST_OS),darwin)
 256 # Mac OS' screwy version of java uses a non-standard directory layout
 257 # and doesn't even seem to have tools.jar.  On the other hand, javac seems
 258 # to be able to magically find the classes in there, wherever they are, so
 259 # leave this blank
 260 HOST_JDK_TOOLS_JAR :=
 261 else
 262 HOST_JDK_TOOLS_JAR:= $(shell $(BUILD_SYSTEM)/find-jdk-tools-jar.sh)
 263 endif
 264
 265 # It's called md5 on Mac OS and md5sum on Linux
 266 ifeq ($(HOST_OS),darwin)
 267 MD5SUM:=md5 -q
 268 else
 269 MD5SUM:=md5sum
 270 endif
 271
 272 # ###############################################################
 273 # Set up final options.
 274 # ###############################################################
 275
 276 HOST_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
 277 HOST_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
 278
 279 HOST_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
 280 HOST_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
 281
 282 TARGET_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
 283 TARGET_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
 284
 285 TARGET_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
 286 TARGET_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
 287
 288 HOST_GLOBAL_LD_DIRS += -L$(HOST_OUT_INTERMEDIATE_LIBRARIES)
 289 TARGET_GLOBAL_LD_DIRS += -L$(TARGET_OUT_INTERMEDIATE_LIBRARIES)
 290
 291 HOST_PROJECT_INCLUDES:= $(SRC_HEADERS) $(SRC_HOST_HEADERS) $(HOST_OUT_HEADERS)
 292 TARGET_PROJECT_INCLUDES:= $(SRC_HEADERS) $(TARGET_OUT_HEADERS)
 293
 294 # Many host compilers don't support these flags, so we have to make
 295 # sure to only specify them for the target compilers checked in to
 296 # the source tree. The simulator passes the target flags to the
 297 # host compiler, so only set them for the target when the target
 298 # is not the simulator.
 299 ifneq ($(TARGET_SIMULATOR),true)
 300 TARGET_GLOBAL_CFLAGS += $(TARGET_ERROR_FLAGS)
 301 TARGET_GLOBAL_CPPFLAGS += $(TARGET_ERROR_FLAGS)
 302 endif
 303
 304 HOST_GLOBAL_CFLAGS += $(HOST_RELEASE_CFLAGS)
 305 HOST_GLOBAL_CPPFLAGS += $(HOST_RELEASE_CPPFLAGS)
 306
 307 TARGET_GLOBAL_CFLAGS += $(TARGET_RELEASE_CFLAGS)
 308 TARGET_GLOBAL_CPPFLAGS += $(TARGET_RELEASE_CPPFLAGS)
 309
 310 PREBUILT_IS_PRESENT := $(if $(wildcard prebuilt/Android.mk),true)
 311
 312 # ###############################################################
 313 # Collect a list of the SDK versions that we could compile against
 314 # For use with the LOCAL_SDK_VERSION variable for include $(BUILD_PACKAGE)
 315 # ###############################################################
 316
 317 HISTORICAL_SDK_VERSIONS_ROOT := $(TOPDIR)prebuilt/sdk
 318 HISTORICAL_NDK_VERSIONS_ROOT := $(TOPDIR)prebuilt/ndk
 319
 320 # Historical SDK version N is stored in $(HISTORICAL_SDK_VERSIONS_ROOT)/N.
 321 # The 'current' version is whatever this source tree is.
 322 #
 323 # sgrax     is the opposite of xargs.  It takes the list of args and puts them
 324 #           on each line for sort to process.
 325 # sort -g   is a numeric sort, so 1 2 3 10 instead of 1 10 2 3.
 326
 327 # Numerically sort a list of numbers
 328 # $(1): the list of numbers to be sorted
 329 define numerically_sort
 330 $(shell function sgrax() { \
 331     while [ -n "$$1" ] ; do echo $$1 ; shift ; done \
 332     } ; \
 333     ( sgrax $(1) | sort -g ) )
 334 endef
 335
 336 TARGET_AVAILABLE_SDK_VERSIONS := current $(call numerically_sort,\
 337     $(patsubst $(HISTORICAL_SDK_VERSIONS_ROOT)/%/android.jar,%, \
 338     $(wildcard $(HISTORICAL_SDK_VERSIONS_ROOT)/*/android.jar)))
 339
 340 TARGET_AVAILABLE_NDK_VERSIONS := $(call numerically_sort,\
 341     $(patsubst $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r%,%, \
 342     $(wildcard $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r*)))
 343
 344 INTERNAL_PLATFORM_API_FILE := $(TARGET_OUT_COMMON_INTERMEDIATES)/PACKAGING/public_api.xml