config.mk revision 085a14698b5d99b0b93ac70ea428c3c9e2277be2
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# Default shell is ash. Other possible value is mksh.
110TARGET_SHELL := ash
111
112# ###############################################################
113# Include sub-configuration files
114# ###############################################################
115
116# ---------------------------------------------------------------
117# Try to include buildspec.mk, which will try to set stuff up.
118# If this file doesn't exist, the environemnt variables will
119# be used, and if that doesn't work, then the default is an
120# arm build
121-include $(TOPDIR)buildspec.mk
122
123# ---------------------------------------------------------------
124# Define most of the global variables.  These are the ones that
125# are specific to the user's build configuration.
126include $(BUILD_SYSTEM)/envsetup.mk
127
128# Boards may be defined under $(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)
129# or under vendor/*/$(TARGET_DEVICE).  Search in both places, but
130# make sure only one exists.
131# Real boards should always be associated with an OEM vendor.
132board_config_mk := \
133	$(strip $(wildcard \
134		$(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)/BoardConfig.mk \
135		device/*/$(TARGET_DEVICE)/BoardConfig.mk \
136		vendor/*/$(TARGET_DEVICE)/BoardConfig.mk \
137	))
138ifeq ($(board_config_mk),)
139  $(error No config file found for TARGET_DEVICE $(TARGET_DEVICE))
140endif
141ifneq ($(words $(board_config_mk)),1)
142  $(error Multiple board config files for TARGET_DEVICE $(TARGET_DEVICE): $(board_config_mk))
143endif
144include $(board_config_mk)
145TARGET_DEVICE_DIR := $(patsubst %/,%,$(dir $(board_config_mk)))
146board_config_mk :=
147
148# Clean up/verify variables defined by the board config file.
149TARGET_BOOTLOADER_BOARD_NAME := $(strip $(TARGET_BOOTLOADER_BOARD_NAME))
150TARGET_CPU_ABI := $(strip $(TARGET_CPU_ABI))
151ifeq ($(TARGET_CPU_ABI),)
152  $(error No TARGET_CPU_ABI defined by board config: $(board_config_mk))
153endif
154TARGET_CPU_ABI2 := $(strip $(TARGET_CPU_ABI2))
155
156# $(1): os/arch
157define select-android-config-h
158system/core/include/arch/$(1)/AndroidConfig.h
159endef
160
161combo_target := HOST_
162include $(BUILD_SYSTEM)/combo/select.mk
163
164# on windows, the tools have .exe at the end, and we depend on the
165# host config stuff being done first
166
167combo_target := TARGET_
168include $(BUILD_SYSTEM)/combo/select.mk
169
170# Pick a Java compiler.
171include $(BUILD_SYSTEM)/combo/javac.mk
172
173# ---------------------------------------------------------------
174# Check that the configuration is current.  We check that
175# BUILD_ENV_SEQUENCE_NUMBER is current against this value.
176# Don't fail if we're called from envsetup, so they have a
177# chance to update their environment.
178
179ifeq (,$(strip $(CALLED_FROM_SETUP)))
180ifneq (,$(strip $(BUILD_ENV_SEQUENCE_NUMBER)))
181ifneq ($(BUILD_ENV_SEQUENCE_NUMBER),$(CORRECT_BUILD_ENV_SEQUENCE_NUMBER))
182$(warning BUILD_ENV_SEQUENCE_NUMBER is set incorrectly.)
183$(info *** If you use envsetup/lunch/choosecombo:)
184$(info ***   - Re-execute envsetup (". envsetup.sh"))
185$(info ***   - Re-run lunch or choosecombo)
186$(info *** If you use buildspec.mk:)
187$(info ***   - Look at buildspec.mk.default to see what has changed)
188$(info ***   - Update BUILD_ENV_SEQUENCE_NUMBER to "$(CORRECT_BUILD_ENV_SEQUENCE_NUMBER)")
189$(error bailing..)
190endif
191endif
192endif
193
194
195# ---------------------------------------------------------------
196# Generic tools.
197
198LEX:= flex
199YACC:= bison -d
200DOXYGEN:= doxygen
201AAPT := $(HOST_OUT_EXECUTABLES)/aapt$(HOST_EXECUTABLE_SUFFIX)
202AIDL := $(HOST_OUT_EXECUTABLES)/aidl$(HOST_EXECUTABLE_SUFFIX)
203ICUDATA := $(HOST_OUT_EXECUTABLES)/icudata$(HOST_EXECUTABLE_SUFFIX)
204SIGNAPK_JAR := $(HOST_OUT_JAVA_LIBRARIES)/signapk$(COMMON_JAVA_PACKAGE_SUFFIX)
205MKBOOTFS := $(HOST_OUT_EXECUTABLES)/mkbootfs$(HOST_EXECUTABLE_SUFFIX)
206MINIGZIP := $(HOST_OUT_EXECUTABLES)/minigzip$(HOST_EXECUTABLE_SUFFIX)
207MKBOOTIMG := $(HOST_OUT_EXECUTABLES)/mkbootimg$(HOST_EXECUTABLE_SUFFIX)
208MKYAFFS2 := $(HOST_OUT_EXECUTABLES)/mkyaffs2image$(HOST_EXECUTABLE_SUFFIX)
209APICHECK := $(HOST_OUT_EXECUTABLES)/apicheck$(HOST_EXECUTABLE_SUFFIX)
210FS_GET_STATS := $(HOST_OUT_EXECUTABLES)/fs_get_stats$(HOST_EXECUTABLE_SUFFIX)
211MKEXT2IMG := $(HOST_OUT_EXECUTABLES)/genext2fs$(HOST_EXECUTABLE_SUFFIX)
212MAKE_EXT4FS := $(HOST_OUT_EXECUTABLES)/make_ext4fs$(HOST_EXECUTABLE_SUFFIX)
213MKEXTUSERIMG := $(HOST_OUT_EXECUTABLES)/mkuserimg.sh
214MKEXT2BOOTIMG := external/genext2fs/mkbootimg_ext2.sh
215MKTARBALL := build/tools/mktarball.sh
216TUNE2FS := tune2fs
217E2FSCK := e2fsck
218JARJAR := $(HOST_OUT_JAVA_LIBRARIES)/jarjar.jar
219PROGUARD := external/proguard/bin/proguard.sh
220JAVATAGS := build/tools/java-event-log-tags.py
221DEXOPT := $(HOST_OUT_EXECUTABLES)/dexopt$(HOST_EXECUTABLE_SUFFIX)
222DEXPREOPT := dalvik/tools/dex-preopt
223
224# ACP is always for the build OS, not for the host OS
225ACP := $(BUILD_OUT_EXECUTABLES)/acp$(BUILD_EXECUTABLE_SUFFIX)
226
227# dx is java behind a shell script; no .exe necessary.
228DX := $(HOST_OUT_EXECUTABLES)/dx
229KCM := $(HOST_OUT_EXECUTABLES)/kcm$(HOST_EXECUTABLE_SUFFIX)
230ZIPALIGN := $(HOST_OUT_EXECUTABLES)/zipalign$(HOST_EXECUTABLE_SUFFIX)
231FINDBUGS := prebuilt/common/findbugs/bin/findbugs
232LOCALIZE := $(HOST_OUT_EXECUTABLES)/localize$(HOST_EXECUTABLE_SUFFIX)
233EMMA_JAR := external/emma/lib/emma$(COMMON_JAVA_PACKAGE_SUFFIX)
234
235# Binary prelinker/compressor tools
236APRIORI := $(HOST_OUT_EXECUTABLES)/apriori$(HOST_EXECUTABLE_SUFFIX)
237LSD := $(HOST_OUT_EXECUTABLES)/lsd$(HOST_EXECUTABLE_SUFFIX)
238
239# Deal with archaic version of bison on Mac OS X.
240ifeq ($(filter 1.28,$(shell $(YACC) -V)),)
241YACC_HEADER_SUFFIX:= .hpp
242else
243YACC_HEADER_SUFFIX:= .cpp.h
244endif
245
246# Don't use column under Windows, cygwin or not
247ifeq ($(HOST_OS),windows)
248COLUMN:= cat
249else
250COLUMN:= column
251endif
252
253dir := $(shell uname)
254ifeq ($(HOST_OS),windows)
255dir := $(HOST_OS)
256endif
257ifeq ($(HOST_OS),darwin)
258dir := $(HOST_OS)-$(HOST_ARCH)
259endif
260OLD_FLEX := prebuilt/$(HOST_PREBUILT_TAG)/flex/flex-2.5.4a$(HOST_EXECUTABLE_SUFFIX)
261
262ifeq ($(HOST_OS),darwin)
263# Mac OS' screwy version of java uses a non-standard directory layout
264# and doesn't even seem to have tools.jar.  On the other hand, javac seems
265# to be able to magically find the classes in there, wherever they are, so
266# leave this blank
267HOST_JDK_TOOLS_JAR :=
268else
269HOST_JDK_TOOLS_JAR:= $(shell $(BUILD_SYSTEM)/find-jdk-tools-jar.sh)
270endif
271
272# It's called md5 on Mac OS and md5sum on Linux
273ifeq ($(HOST_OS),darwin)
274MD5SUM:=md5 -q
275else
276MD5SUM:=md5sum
277endif
278
279# ###############################################################
280# Set up final options.
281# ###############################################################
282
283HOST_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
284HOST_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
285
286HOST_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
287HOST_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
288
289TARGET_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
290TARGET_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
291
292TARGET_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
293TARGET_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
294
295HOST_GLOBAL_LD_DIRS += -L$(HOST_OUT_INTERMEDIATE_LIBRARIES)
296TARGET_GLOBAL_LD_DIRS += -L$(TARGET_OUT_INTERMEDIATE_LIBRARIES)
297
298HOST_PROJECT_INCLUDES:= $(SRC_HEADERS) $(SRC_HOST_HEADERS) $(HOST_OUT_HEADERS)
299TARGET_PROJECT_INCLUDES:= $(SRC_HEADERS) $(TARGET_OUT_HEADERS)
300
301# Many host compilers don't support these flags, so we have to make
302# sure to only specify them for the target compilers checked in to
303# the source tree. The simulator passes the target flags to the
304# host compiler, so only set them for the target when the target
305# is not the simulator.
306ifneq ($(TARGET_SIMULATOR),true)
307TARGET_GLOBAL_CFLAGS += $(TARGET_ERROR_FLAGS)
308TARGET_GLOBAL_CPPFLAGS += $(TARGET_ERROR_FLAGS)
309endif
310
311HOST_GLOBAL_CFLAGS += $(HOST_RELEASE_CFLAGS)
312HOST_GLOBAL_CPPFLAGS += $(HOST_RELEASE_CPPFLAGS)
313
314TARGET_GLOBAL_CFLAGS += $(TARGET_RELEASE_CFLAGS)
315TARGET_GLOBAL_CPPFLAGS += $(TARGET_RELEASE_CPPFLAGS)
316
317PREBUILT_IS_PRESENT := $(if $(wildcard prebuilt/Android.mk),true)
318
319# ###############################################################
320# Collect a list of the SDK versions that we could compile against
321# For use with the LOCAL_SDK_VERSION variable for include $(BUILD_PACKAGE)
322# ###############################################################
323
324HISTORICAL_SDK_VERSIONS_ROOT := $(TOPDIR)prebuilt/sdk
325HISTORICAL_NDK_VERSIONS_ROOT := $(TOPDIR)prebuilt/ndk
326
327# Historical SDK version N is stored in $(HISTORICAL_SDK_VERSIONS_ROOT)/N.
328# The 'current' version is whatever this source tree is.
329#
330# sgrax     is the opposite of xargs.  It takes the list of args and puts them
331#           on each line for sort to process.
332# sort -g   is a numeric sort, so 1 2 3 10 instead of 1 10 2 3.
333
334# Numerically sort a list of numbers
335# $(1): the list of numbers to be sorted
336define numerically_sort
337$(shell function sgrax() { \
338    while [ -n "$$1" ] ; do echo $$1 ; shift ; done \
339    } ; \
340    ( sgrax $(1) | sort -g ) )
341endef
342
343TARGET_AVAILABLE_SDK_VERSIONS := current $(call numerically_sort,\
344    $(patsubst $(HISTORICAL_SDK_VERSIONS_ROOT)/%/android.jar,%, \
345    $(wildcard $(HISTORICAL_SDK_VERSIONS_ROOT)/*/android.jar)))
346
347TARGET_AVAILABLE_NDK_VERSIONS := $(call numerically_sort,\
348    $(patsubst $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r%,%, \
349    $(wildcard $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r*)))
350
351INTERNAL_PLATFORM_API_FILE := $(TARGET_OUT_COMMON_INTERMEDIATES)/PACKAGING/public_api.xml
352
353# This is the standard way to name a directory containing prebuilt target
354# objects. E.g., prebuilt/$(TARGET_PREBUILT_TAG)/libc.so
355ifeq ($(TARGET_SIMULATOR),true)
356  TARGET_PREBUILT_TAG := $(TARGET_OS)-$(TARGET_ARCH)
357else
358  TARGET_PREBUILT_TAG := android-$(TARGET_ARCH)
359endif
360
361include $(BUILD_SYSTEM)/dumpvar.mk
362