config.mk revision ecabf85f325b6b38a59f32eacfd71b5cc3f9061c
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.
8ifdef ANDROID_BUILD_SHELL
9SHELL := $(ANDROID_BUILD_SHELL)
10else
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.
14SHELL := /bin/bash
15endif
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.
19export PYTHONDONTWRITEBYTECODE := 1
20
21# Standard source directories.
22SRC_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.
26SRC_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)frameworks/base/native/include \
35	$(TOPDIR)external/skia/include
36SRC_HOST_HEADERS:=$(TOPDIR)tools/include
37SRC_LIBRARIES:= $(TOPDIR)libs
38SRC_SERVERS:= $(TOPDIR)servers
39SRC_TARGET_DIR := $(TOPDIR)build/target
40SRC_API_DIR := $(TOPDIR)frameworks/base/api
41
42# Some specific paths to tools
43SRC_DROIDDOC_DIR := $(TOPDIR)build/tools/droiddoc
44
45# Various mappings to avoid hard-coding paths all over the place
46include $(BUILD_SYSTEM)/pathmap.mk
47
48# ###############################################################
49# Build system internal files
50# ###############################################################
51
52BUILD_COMBOS:= $(BUILD_SYSTEM)/combo
53
54CLEAR_VARS:= $(BUILD_SYSTEM)/clear_vars.mk
55BUILD_HOST_STATIC_LIBRARY:= $(BUILD_SYSTEM)/host_static_library.mk
56BUILD_HOST_SHARED_LIBRARY:= $(BUILD_SYSTEM)/host_shared_library.mk
57BUILD_STATIC_LIBRARY:= $(BUILD_SYSTEM)/static_library.mk
58BUILD_RAW_STATIC_LIBRARY := $(BUILD_SYSTEM)/raw_static_library.mk
59BUILD_SHARED_LIBRARY:= $(BUILD_SYSTEM)/shared_library.mk
60BUILD_EXECUTABLE:= $(BUILD_SYSTEM)/executable.mk
61BUILD_RAW_EXECUTABLE:= $(BUILD_SYSTEM)/raw_executable.mk
62BUILD_HOST_EXECUTABLE:= $(BUILD_SYSTEM)/host_executable.mk
63BUILD_PACKAGE:= $(BUILD_SYSTEM)/package.mk
64BUILD_HOST_PREBUILT:= $(BUILD_SYSTEM)/host_prebuilt.mk
65BUILD_PREBUILT:= $(BUILD_SYSTEM)/prebuilt.mk
66BUILD_MULTI_PREBUILT:= $(BUILD_SYSTEM)/multi_prebuilt.mk
67BUILD_JAVA_LIBRARY:= $(BUILD_SYSTEM)/java_library.mk
68BUILD_STATIC_JAVA_LIBRARY:= $(BUILD_SYSTEM)/static_java_library.mk
69BUILD_HOST_JAVA_LIBRARY:= $(BUILD_SYSTEM)/host_java_library.mk
70BUILD_DROIDDOC:= $(BUILD_SYSTEM)/droiddoc.mk
71BUILD_COPY_HEADERS := $(BUILD_SYSTEM)/copy_headers.mk
72BUILD_KEY_CHAR_MAP := $(BUILD_SYSTEM)/key_char_map.mk
73
74# ###############################################################
75# Parse out any modifier targets.
76# ###############################################################
77
78# The 'showcommands' goal says to show the full command
79# lines being executed, instead of a short message about
80# the kind of operation being done.
81SHOW_COMMANDS:= $(filter showcommands,$(MAKECMDGOALS))
82
83
84# ###############################################################
85# Set common values
86# ###############################################################
87
88# These can be changed to modify both host and device modules.
89COMMON_GLOBAL_CFLAGS:= -DANDROID -fmessage-length=0 -W -Wall -Wno-unused -Winit-self -Wpointer-arith
90COMMON_RELEASE_CFLAGS:= -DNDEBUG -UDEBUG
91
92COMMON_GLOBAL_CPPFLAGS:= $(COMMON_GLOBAL_CFLAGS) -Wsign-promo
93COMMON_RELEASE_CPPFLAGS:= $(COMMON_RELEASE_CFLAGS)
94
95# Set the extensions used for various packages
96COMMON_PACKAGE_SUFFIX := .zip
97COMMON_JAVA_PACKAGE_SUFFIX := .jar
98COMMON_ANDROID_PACKAGE_SUFFIX := .apk
99
100# list of flags to turn specific warnings in to errors
101TARGET_ERROR_FLAGS := -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point
102
103# TODO: do symbol compression
104TARGET_COMPRESS_MODULE_SYMBOLS := false
105
106# Default is to prelink modules.
107TARGET_PRELINK_MODULE := true
108
109# ###############################################################
110# Include sub-configuration files
111# ###############################################################
112
113# ---------------------------------------------------------------
114# Try to include buildspec.mk, which will try to set stuff up.
115# If this file doesn't exist, the environemnt variables will
116# be used, and if that doesn't work, then the default is an
117# arm build
118-include $(TOPDIR)buildspec.mk
119
120# ---------------------------------------------------------------
121# Define most of the global variables.  These are the ones that
122# are specific to the user's build configuration.
123include $(BUILD_SYSTEM)/envsetup.mk
124
125# Boards may be defined under $(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)
126# or under vendor/*/$(TARGET_DEVICE).  Search in both places, but
127# make sure only one exists.
128# Real boards should always be associated with an OEM vendor.
129board_config_mk := \
130	$(strip $(wildcard \
131		$(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)/BoardConfig.mk \
132		device/*/$(TARGET_DEVICE)/BoardConfig.mk \
133		vendor/*/$(TARGET_DEVICE)/BoardConfig.mk \
134	))
135ifeq ($(board_config_mk),)
136  $(error No config file found for TARGET_DEVICE $(TARGET_DEVICE))
137endif
138ifneq ($(words $(board_config_mk)),1)
139  $(error Multiple board config files for TARGET_DEVICE $(TARGET_DEVICE): $(board_config_mk))
140endif
141include $(board_config_mk)
142TARGET_DEVICE_DIR := $(patsubst %/,%,$(dir $(board_config_mk)))
143board_config_mk :=
144
145# This is the standard way to name a directory containing prebuilt target
146# objects. E.g., prebuilt/$(TARGET_PREBUILT_TAG)/libc.so
147ifeq ($(TARGET_SIMULATOR),true)
148  TARGET_PREBUILT_TAG := $(TARGET_OS)-$(TARGET_ARCH)
149else
150  TARGET_PREBUILT_TAG := android-$(TARGET_ARCH)
151endif
152
153include $(BUILD_SYSTEM)/dumpvar.mk
154
155# Clean up/verify variables defined by the board config file.
156TARGET_BOOTLOADER_BOARD_NAME := $(strip $(TARGET_BOOTLOADER_BOARD_NAME))
157TARGET_CPU_ABI := $(strip $(TARGET_CPU_ABI))
158ifeq ($(TARGET_CPU_ABI),)
159  $(error No TARGET_CPU_ABI defined by board config: $(board_config_mk))
160endif
161TARGET_CPU_ABI2 := $(strip $(TARGET_CPU_ABI2))
162
163# $(1): os/arch
164define select-android-config-h
165system/core/include/arch/$(1)/AndroidConfig.h
166endef
167
168combo_target := HOST_
169include $(BUILD_SYSTEM)/combo/select.mk
170
171# on windows, the tools have .exe at the end, and we depend on the
172# host config stuff being done first
173
174combo_target := TARGET_
175include $(BUILD_SYSTEM)/combo/select.mk
176
177# Pick a Java compiler.
178include $(BUILD_SYSTEM)/combo/javac.mk
179
180# ---------------------------------------------------------------
181# Check that the configuration is current.  We check that
182# BUILD_ENV_SEQUENCE_NUMBER is current against this value.
183# Don't fail if we're called from envsetup, so they have a
184# chance to update their environment.
185
186ifeq (,$(strip $(CALLED_FROM_SETUP)))
187ifneq (,$(strip $(BUILD_ENV_SEQUENCE_NUMBER)))
188ifneq ($(BUILD_ENV_SEQUENCE_NUMBER),$(CORRECT_BUILD_ENV_SEQUENCE_NUMBER))
189$(warning BUILD_ENV_SEQUENCE_NUMBER is set incorrectly.)
190$(info *** If you use envsetup/lunch/choosecombo:)
191$(info ***   - Re-execute envsetup (". envsetup.sh"))
192$(info ***   - Re-run lunch or choosecombo)
193$(info *** If you use buildspec.mk:)
194$(info ***   - Look at buildspec.mk.default to see what has changed)
195$(info ***   - Update BUILD_ENV_SEQUENCE_NUMBER to "$(CORRECT_BUILD_ENV_SEQUENCE_NUMBER)")
196$(error bailing..)
197endif
198endif
199endif
200
201
202# ---------------------------------------------------------------
203# Generic tools.
204
205LEX:= flex
206YACC:= bison -d
207DOXYGEN:= doxygen
208AAPT := $(HOST_OUT_EXECUTABLES)/aapt$(HOST_EXECUTABLE_SUFFIX)
209AIDL := $(HOST_OUT_EXECUTABLES)/aidl$(HOST_EXECUTABLE_SUFFIX)
210ICUDATA := $(HOST_OUT_EXECUTABLES)/icudata$(HOST_EXECUTABLE_SUFFIX)
211SIGNAPK_JAR := $(HOST_OUT_JAVA_LIBRARIES)/signapk$(COMMON_JAVA_PACKAGE_SUFFIX)
212MKBOOTFS := $(HOST_OUT_EXECUTABLES)/mkbootfs$(HOST_EXECUTABLE_SUFFIX)
213MINIGZIP := $(HOST_OUT_EXECUTABLES)/minigzip$(HOST_EXECUTABLE_SUFFIX)
214MKBOOTIMG := $(HOST_OUT_EXECUTABLES)/mkbootimg$(HOST_EXECUTABLE_SUFFIX)
215MKYAFFS2 := $(HOST_OUT_EXECUTABLES)/mkyaffs2image$(HOST_EXECUTABLE_SUFFIX)
216APICHECK := $(HOST_OUT_EXECUTABLES)/apicheck$(HOST_EXECUTABLE_SUFFIX)
217FS_GET_STATS := $(HOST_OUT_EXECUTABLES)/fs_get_stats$(HOST_EXECUTABLE_SUFFIX)
218MKEXT2IMG := $(HOST_OUT_EXECUTABLES)/genext2fs$(HOST_EXECUTABLE_SUFFIX)
219MAKE_EXT4FS := $(HOST_OUT_EXECUTABLES)/make_ext4fs$(HOST_EXECUTABLE_SUFFIX)
220MKEXT2USERIMG := $(HOST_OUT_EXECUTABLES)/mkuserimg.sh
221MKEXT2BOOTIMG := external/genext2fs/mkbootimg_ext2.sh
222MKTARBALL := build/tools/mktarball.sh
223TUNE2FS := tune2fs
224E2FSCK := e2fsck
225JARJAR := $(HOST_OUT_JAVA_LIBRARIES)/jarjar.jar
226PROGUARD := external/proguard/bin/proguard.sh
227JAVATAGS := build/tools/java-event-log-tags.py
228DEXOPT := $(HOST_OUT_EXECUTABLES)/dexopt$(HOST_EXECUTABLE_SUFFIX)
229DEXPREOPT := dalvik/tools/dex-preopt
230
231# ACP is always for the build OS, not for the host OS
232ACP := $(BUILD_OUT_EXECUTABLES)/acp$(BUILD_EXECUTABLE_SUFFIX)
233
234# dx is java behind a shell script; no .exe necessary.
235DX := $(HOST_OUT_EXECUTABLES)/dx
236KCM := $(HOST_OUT_EXECUTABLES)/kcm$(HOST_EXECUTABLE_SUFFIX)
237ZIPALIGN := $(HOST_OUT_EXECUTABLES)/zipalign$(HOST_EXECUTABLE_SUFFIX)
238FINDBUGS := prebuilt/common/findbugs/bin/findbugs
239LOCALIZE := $(HOST_OUT_EXECUTABLES)/localize$(HOST_EXECUTABLE_SUFFIX)
240EMMA_JAR := external/emma/lib/emma$(COMMON_JAVA_PACKAGE_SUFFIX)
241
242# Binary prelinker/compressor tools
243APRIORI := $(HOST_OUT_EXECUTABLES)/apriori$(HOST_EXECUTABLE_SUFFIX)
244LSD := $(HOST_OUT_EXECUTABLES)/lsd$(HOST_EXECUTABLE_SUFFIX)
245
246# Deal with archaic version of bison on Mac OS X.
247ifeq ($(filter 1.28,$(shell $(YACC) -V)),)
248YACC_HEADER_SUFFIX:= .hpp
249else
250YACC_HEADER_SUFFIX:= .cpp.h
251endif
252
253# Don't use column under Windows, cygwin or not
254ifeq ($(HOST_OS),windows)
255COLUMN:= cat
256else
257COLUMN:= column
258endif
259
260dir := $(shell uname)
261ifeq ($(HOST_OS),windows)
262dir := $(HOST_OS)
263endif
264ifeq ($(HOST_OS),darwin)
265dir := $(HOST_OS)-$(HOST_ARCH)
266endif
267OLD_FLEX := prebuilt/$(HOST_PREBUILT_TAG)/flex/flex-2.5.4a$(HOST_EXECUTABLE_SUFFIX)
268
269ifeq ($(HOST_OS),darwin)
270# Mac OS' screwy version of java uses a non-standard directory layout
271# and doesn't even seem to have tools.jar.  On the other hand, javac seems
272# to be able to magically find the classes in there, wherever they are, so
273# leave this blank
274HOST_JDK_TOOLS_JAR :=
275else
276HOST_JDK_TOOLS_JAR:= $(shell $(BUILD_SYSTEM)/find-jdk-tools-jar.sh)
277endif
278
279# Is the host JDK 64-bit version?
280HOST_JDK_IS_64BIT_VERSION :=
281ifneq ($(filter 64-Bit, $(shell java -version 2>&1)),)
282HOST_JDK_IS_64BIT_VERSION := true
283endif
284
285# It's called md5 on Mac OS and md5sum on Linux
286ifeq ($(HOST_OS),darwin)
287MD5SUM:=md5 -q
288else
289MD5SUM:=md5sum
290endif
291
292# ###############################################################
293# Set up final options.
294# ###############################################################
295
296HOST_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
297HOST_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
298
299HOST_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
300HOST_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
301
302TARGET_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
303TARGET_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
304
305TARGET_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
306TARGET_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
307
308HOST_GLOBAL_LD_DIRS += -L$(HOST_OUT_INTERMEDIATE_LIBRARIES)
309TARGET_GLOBAL_LD_DIRS += -L$(TARGET_OUT_INTERMEDIATE_LIBRARIES)
310
311HOST_PROJECT_INCLUDES:= $(SRC_HEADERS) $(SRC_HOST_HEADERS) $(HOST_OUT_HEADERS)
312TARGET_PROJECT_INCLUDES:= $(SRC_HEADERS) $(TARGET_OUT_HEADERS)
313
314# Many host compilers don't support these flags, so we have to make
315# sure to only specify them for the target compilers checked in to
316# the source tree. The simulator passes the target flags to the
317# host compiler, so only set them for the target when the target
318# is not the simulator.
319ifneq ($(TARGET_SIMULATOR),true)
320TARGET_GLOBAL_CFLAGS += $(TARGET_ERROR_FLAGS)
321TARGET_GLOBAL_CPPFLAGS += $(TARGET_ERROR_FLAGS)
322endif
323
324HOST_GLOBAL_CFLAGS += $(HOST_RELEASE_CFLAGS)
325HOST_GLOBAL_CPPFLAGS += $(HOST_RELEASE_CPPFLAGS)
326
327TARGET_GLOBAL_CFLAGS += $(TARGET_RELEASE_CFLAGS)
328TARGET_GLOBAL_CPPFLAGS += $(TARGET_RELEASE_CPPFLAGS)
329
330PREBUILT_IS_PRESENT := $(if $(wildcard prebuilt/Android.mk),true)
331
332# ###############################################################
333# Collect a list of the SDK versions that we could compile against
334# For use with the LOCAL_SDK_VERSION variable for include $(BUILD_PACKAGE)
335# ###############################################################
336
337HISTORICAL_SDK_VERSIONS_ROOT := $(TOPDIR)prebuilt/sdk
338HISTORICAL_NDK_VERSIONS_ROOT := $(TOPDIR)prebuilt/ndk
339
340# Historical SDK version N is stored in $(HISTORICAL_SDK_VERSIONS_ROOT)/N.
341# The 'current' version is whatever this source tree is.
342#
343# sgrax     is the opposite of xargs.  It takes the list of args and puts them
344#           on each line for sort to process.
345# sort -g   is a numeric sort, so 1 2 3 10 instead of 1 10 2 3.
346
347# Numerically sort a list of numbers
348# $(1): the list of numbers to be sorted
349define numerically_sort
350$(shell function sgrax() { \
351    while [ -n "$$1" ] ; do echo $$1 ; shift ; done \
352    } ; \
353    ( sgrax $(1) | sort -g ) )
354endef
355
356TARGET_AVAILABLE_SDK_VERSIONS := current $(call numerically_sort,\
357    $(patsubst $(HISTORICAL_SDK_VERSIONS_ROOT)/%/android.jar,%, \
358    $(wildcard $(HISTORICAL_SDK_VERSIONS_ROOT)/*/android.jar)))
359
360TARGET_AVAILABLE_NDK_VERSIONS := $(call numerically_sort,\
361    $(patsubst $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r%,%, \
362    $(wildcard $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r*)))
363
364INTERNAL_PLATFORM_API_FILE := $(TARGET_OUT_COMMON_INTERMEDIATES)/PACKAGING/public_api.xml
365