config.mk revision f24495f7daac48c2cbf001480b0c7c7452a1bdec
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_PHONY_PACKAGE:= $(BUILD_SYSTEM)/phony_package.mk
65BUILD_HOST_PREBUILT:= $(BUILD_SYSTEM)/host_prebuilt.mk
66BUILD_PREBUILT:= $(BUILD_SYSTEM)/prebuilt.mk
67BUILD_MULTI_PREBUILT:= $(BUILD_SYSTEM)/multi_prebuilt.mk
68BUILD_JAVA_LIBRARY:= $(BUILD_SYSTEM)/java_library.mk
69BUILD_STATIC_JAVA_LIBRARY:= $(BUILD_SYSTEM)/static_java_library.mk
70BUILD_HOST_JAVA_LIBRARY:= $(BUILD_SYSTEM)/host_java_library.mk
71BUILD_DROIDDOC:= $(BUILD_SYSTEM)/droiddoc.mk
72BUILD_COPY_HEADERS := $(BUILD_SYSTEM)/copy_headers.mk
73BUILD_NATIVE_TEST := $(BUILD_SYSTEM)/native_test.mk
74BUILD_HOST_NATIVE_TEST := $(BUILD_SYSTEM)/host_native_test.mk
75
76# ###############################################################
77# Parse out any modifier targets.
78# ###############################################################
79
80# The 'showcommands' goal says to show the full command
81# lines being executed, instead of a short message about
82# the kind of operation being done.
83SHOW_COMMANDS:= $(filter showcommands,$(MAKECMDGOALS))
84
85
86# ###############################################################
87# Set common values
88# ###############################################################
89
90# These can be changed to modify both host and device modules.
91COMMON_GLOBAL_CFLAGS:= -DANDROID -fmessage-length=0 -W -Wall -Wno-unused -Winit-self -Wpointer-arith
92COMMON_RELEASE_CFLAGS:= -DNDEBUG -UDEBUG
93
94COMMON_GLOBAL_CPPFLAGS:= $(COMMON_GLOBAL_CFLAGS) -Wsign-promo
95COMMON_RELEASE_CPPFLAGS:= $(COMMON_RELEASE_CFLAGS)
96
97# Set the extensions used for various packages
98COMMON_PACKAGE_SUFFIX := .zip
99COMMON_JAVA_PACKAGE_SUFFIX := .jar
100COMMON_ANDROID_PACKAGE_SUFFIX := .apk
101
102# list of flags to turn specific warnings in to errors
103TARGET_ERROR_FLAGS := -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point
104
105# TODO: do symbol compression
106TARGET_COMPRESS_MODULE_SYMBOLS := false
107
108# Default is to prelink modules.
109TARGET_PRELINK_MODULE := true
110
111# Default shell is ash. Other possible value is mksh.
112TARGET_SHELL := ash
113
114# ###############################################################
115# Include sub-configuration files
116# ###############################################################
117
118# ---------------------------------------------------------------
119# Try to include buildspec.mk, which will try to set stuff up.
120# If this file doesn't exist, the environemnt variables will
121# be used, and if that doesn't work, then the default is an
122# arm build
123-include $(TOPDIR)buildspec.mk
124
125# ---------------------------------------------------------------
126# Define most of the global variables.  These are the ones that
127# are specific to the user's build configuration.
128include $(BUILD_SYSTEM)/envsetup.mk
129
130# Boards may be defined under $(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)
131# or under vendor/*/$(TARGET_DEVICE).  Search in both places, but
132# make sure only one exists.
133# Real boards should always be associated with an OEM vendor.
134board_config_mk := \
135	$(strip $(wildcard \
136		$(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)/BoardConfig.mk \
137		device/*/$(TARGET_DEVICE)/BoardConfig.mk \
138		vendor/*/$(TARGET_DEVICE)/BoardConfig.mk \
139	))
140ifeq ($(board_config_mk),)
141  $(error No config file found for TARGET_DEVICE $(TARGET_DEVICE))
142endif
143ifneq ($(words $(board_config_mk)),1)
144  $(error Multiple board config files for TARGET_DEVICE $(TARGET_DEVICE): $(board_config_mk))
145endif
146include $(board_config_mk)
147TARGET_DEVICE_DIR := $(patsubst %/,%,$(dir $(board_config_mk)))
148board_config_mk :=
149
150# Clean up/verify variables defined by the board config file.
151TARGET_BOOTLOADER_BOARD_NAME := $(strip $(TARGET_BOOTLOADER_BOARD_NAME))
152TARGET_CPU_ABI := $(strip $(TARGET_CPU_ABI))
153ifeq ($(TARGET_CPU_ABI),)
154  $(error No TARGET_CPU_ABI defined by board config: $(board_config_mk))
155endif
156TARGET_CPU_ABI2 := $(strip $(TARGET_CPU_ABI2))
157
158# $(1): os/arch
159define select-android-config-h
160system/core/include/arch/$(1)/AndroidConfig.h
161endef
162
163combo_target := HOST_
164include $(BUILD_SYSTEM)/combo/select.mk
165
166# on windows, the tools have .exe at the end, and we depend on the
167# host config stuff being done first
168
169combo_target := TARGET_
170include $(BUILD_SYSTEM)/combo/select.mk
171
172# Pick a Java compiler.
173include $(BUILD_SYSTEM)/combo/javac.mk
174
175# ---------------------------------------------------------------
176# Check that the configuration is current.  We check that
177# BUILD_ENV_SEQUENCE_NUMBER is current against this value.
178# Don't fail if we're called from envsetup, so they have a
179# chance to update their environment.
180
181ifeq (,$(strip $(CALLED_FROM_SETUP)))
182ifneq (,$(strip $(BUILD_ENV_SEQUENCE_NUMBER)))
183ifneq ($(BUILD_ENV_SEQUENCE_NUMBER),$(CORRECT_BUILD_ENV_SEQUENCE_NUMBER))
184$(warning BUILD_ENV_SEQUENCE_NUMBER is set incorrectly.)
185$(info *** If you use envsetup/lunch/choosecombo:)
186$(info ***   - Re-execute envsetup (". envsetup.sh"))
187$(info ***   - Re-run lunch or choosecombo)
188$(info *** If you use buildspec.mk:)
189$(info ***   - Look at buildspec.mk.default to see what has changed)
190$(info ***   - Update BUILD_ENV_SEQUENCE_NUMBER to "$(CORRECT_BUILD_ENV_SEQUENCE_NUMBER)")
191$(error bailing..)
192endif
193endif
194endif
195
196
197# ---------------------------------------------------------------
198# Generic tools.
199
200LEX:= flex
201YACC:= bison -d
202DOXYGEN:= doxygen
203AAPT := $(HOST_OUT_EXECUTABLES)/aapt$(HOST_EXECUTABLE_SUFFIX)
204AIDL := $(HOST_OUT_EXECUTABLES)/aidl$(HOST_EXECUTABLE_SUFFIX)
205PROTOC := $(HOST_OUT_EXECUTABLES)/aprotoc$(HOST_EXECUTABLE_SUFFIX)
206ICUDATA := $(HOST_OUT_EXECUTABLES)/icudata$(HOST_EXECUTABLE_SUFFIX)
207SIGNAPK_JAR := $(HOST_OUT_JAVA_LIBRARIES)/signapk$(COMMON_JAVA_PACKAGE_SUFFIX)
208MKBOOTFS := $(HOST_OUT_EXECUTABLES)/mkbootfs$(HOST_EXECUTABLE_SUFFIX)
209MINIGZIP := $(HOST_OUT_EXECUTABLES)/minigzip$(HOST_EXECUTABLE_SUFFIX)
210MKBOOTIMG := $(HOST_OUT_EXECUTABLES)/mkbootimg$(HOST_EXECUTABLE_SUFFIX)
211MKYAFFS2 := $(HOST_OUT_EXECUTABLES)/mkyaffs2image$(HOST_EXECUTABLE_SUFFIX)
212APICHECK := $(HOST_OUT_EXECUTABLES)/apicheck$(HOST_EXECUTABLE_SUFFIX)
213FS_GET_STATS := $(HOST_OUT_EXECUTABLES)/fs_get_stats$(HOST_EXECUTABLE_SUFFIX)
214MKEXT2IMG := $(HOST_OUT_EXECUTABLES)/genext2fs$(HOST_EXECUTABLE_SUFFIX)
215MAKE_EXT4FS := $(HOST_OUT_EXECUTABLES)/make_ext4fs$(HOST_EXECUTABLE_SUFFIX)
216MKEXTUSERIMG := $(HOST_OUT_EXECUTABLES)/mkuserimg.sh
217MKEXT2BOOTIMG := external/genext2fs/mkbootimg_ext2.sh
218MKTARBALL := build/tools/mktarball.sh
219TUNE2FS := $(HOST_OUT_EXECUTABLES)/tune2fs$(HOST_EXECUTABLE_SUFFIX)
220E2FSCK := $(HOST_OUT_EXECUTABLES)/e2fsck$(HOST_EXECUTABLE_SUFFIX)
221JARJAR := $(HOST_OUT_JAVA_LIBRARIES)/jarjar.jar
222PROGUARD := external/proguard/bin/proguard.sh
223JAVATAGS := build/tools/java-event-log-tags.py
224LLVM_RS_CC := $(HOST_OUT_EXECUTABLES)/llvm-rs-cc$(HOST_EXECUTABLE_SUFFIX)
225LLVM_RS_LINK := $(HOST_OUT_EXECUTABLES)/llvm-rs-link$(HOST_EXECUTABLE_SUFFIX)
226DEXOPT := $(HOST_OUT_EXECUTABLES)/dexopt$(HOST_EXECUTABLE_SUFFIX)
227DEXPREOPT := dalvik/tools/dex-preopt
228
229# ACP is always for the build OS, not for the host OS
230ACP := $(BUILD_OUT_EXECUTABLES)/acp$(BUILD_EXECUTABLE_SUFFIX)
231
232# dx is java behind a shell script; no .exe necessary.
233DX := $(HOST_OUT_EXECUTABLES)/dx
234ZIPALIGN := $(HOST_OUT_EXECUTABLES)/zipalign$(HOST_EXECUTABLE_SUFFIX)
235FINDBUGS := prebuilt/common/findbugs/bin/findbugs
236LOCALIZE := $(HOST_OUT_EXECUTABLES)/localize$(HOST_EXECUTABLE_SUFFIX)
237EMMA_JAR := external/emma/lib/emma$(COMMON_JAVA_PACKAGE_SUFFIX)
238
239# Binary prelinker/compressor tools
240APRIORI := $(HOST_OUT_EXECUTABLES)/apriori$(HOST_EXECUTABLE_SUFFIX)
241LSD := $(HOST_OUT_EXECUTABLES)/lsd$(HOST_EXECUTABLE_SUFFIX)
242
243# Deal with archaic version of bison on Mac OS X.
244ifeq ($(filter 1.28,$(shell $(YACC) -V)),)
245YACC_HEADER_SUFFIX:= .hpp
246else
247YACC_HEADER_SUFFIX:= .cpp.h
248endif
249
250# Don't use column under Windows, cygwin or not
251ifeq ($(HOST_OS),windows)
252COLUMN:= cat
253else
254COLUMN:= column
255endif
256
257dir := $(shell uname)
258ifeq ($(HOST_OS),windows)
259dir := $(HOST_OS)
260endif
261ifeq ($(HOST_OS),darwin)
262dir := $(HOST_OS)-$(HOST_ARCH)
263endif
264OLD_FLEX := prebuilt/$(HOST_PREBUILT_TAG)/flex/flex-2.5.4a$(HOST_EXECUTABLE_SUFFIX)
265
266ifeq ($(HOST_OS),darwin)
267# Mac OS' screwy version of java uses a non-standard directory layout
268# and doesn't even seem to have tools.jar.  On the other hand, javac seems
269# to be able to magically find the classes in there, wherever they are, so
270# leave this blank
271HOST_JDK_TOOLS_JAR :=
272else
273HOST_JDK_TOOLS_JAR:= $(shell $(BUILD_SYSTEM)/find-jdk-tools-jar.sh)
274ifeq ($(wildcard $(HOST_JDK_TOOLS_JAR)),)
275$(error Error: could not find jdk tools.jar, please install JDK6, \
276    which you can download from java.sun.com)
277endif
278endif
279
280# It's called md5 on Mac OS and md5sum on Linux
281ifeq ($(HOST_OS),darwin)
282MD5SUM:=md5 -q
283else
284MD5SUM:=md5sum
285endif
286
287# ###############################################################
288# Set up final options.
289# ###############################################################
290
291HOST_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
292HOST_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
293
294HOST_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
295HOST_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
296
297TARGET_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
298TARGET_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
299
300TARGET_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
301TARGET_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
302
303HOST_GLOBAL_LD_DIRS += -L$(HOST_OUT_INTERMEDIATE_LIBRARIES)
304TARGET_GLOBAL_LD_DIRS += -L$(TARGET_OUT_INTERMEDIATE_LIBRARIES)
305
306HOST_PROJECT_INCLUDES:= $(SRC_HEADERS) $(SRC_HOST_HEADERS) $(HOST_OUT_HEADERS)
307TARGET_PROJECT_INCLUDES:= $(SRC_HEADERS) $(TARGET_OUT_HEADERS)
308
309# Many host compilers don't support these flags, so we have to make
310# sure to only specify them for the target compilers checked in to
311# the source tree. The simulator passes the target flags to the
312# host compiler, so only set them for the target when the target
313# is not the simulator.
314ifneq ($(TARGET_SIMULATOR),true)
315TARGET_GLOBAL_CFLAGS += $(TARGET_ERROR_FLAGS)
316TARGET_GLOBAL_CPPFLAGS += $(TARGET_ERROR_FLAGS)
317endif
318
319HOST_GLOBAL_CFLAGS += $(HOST_RELEASE_CFLAGS)
320HOST_GLOBAL_CPPFLAGS += $(HOST_RELEASE_CPPFLAGS)
321
322TARGET_GLOBAL_CFLAGS += $(TARGET_RELEASE_CFLAGS)
323TARGET_GLOBAL_CPPFLAGS += $(TARGET_RELEASE_CPPFLAGS)
324
325PREBUILT_IS_PRESENT := $(if $(wildcard prebuilt/Android.mk),true)
326
327# ###############################################################
328# Collect a list of the SDK versions that we could compile against
329# For use with the LOCAL_SDK_VERSION variable for include $(BUILD_PACKAGE)
330# ###############################################################
331
332HISTORICAL_SDK_VERSIONS_ROOT := $(TOPDIR)prebuilt/sdk
333HISTORICAL_NDK_VERSIONS_ROOT := $(TOPDIR)prebuilt/ndk
334
335# Historical SDK version N is stored in $(HISTORICAL_SDK_VERSIONS_ROOT)/N.
336# The 'current' version is whatever this source tree is.
337#
338# sgrax     is the opposite of xargs.  It takes the list of args and puts them
339#           on each line for sort to process.
340# sort -g   is a numeric sort, so 1 2 3 10 instead of 1 10 2 3.
341
342# Numerically sort a list of numbers
343# $(1): the list of numbers to be sorted
344define numerically_sort
345$(shell function sgrax() { \
346    while [ -n "$$1" ] ; do echo $$1 ; shift ; done \
347    } ; \
348    ( sgrax $(1) | sort -g ) )
349endef
350
351TARGET_AVAILABLE_SDK_VERSIONS := current $(call numerically_sort,\
352    $(patsubst $(HISTORICAL_SDK_VERSIONS_ROOT)/%/android.jar,%, \
353    $(wildcard $(HISTORICAL_SDK_VERSIONS_ROOT)/*/android.jar)))
354
355TARGET_AVAILABLE_NDK_VERSIONS := $(call numerically_sort,\
356    $(patsubst $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r%,%, \
357    $(wildcard $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r*)))
358
359INTERNAL_PLATFORM_API_FILE := $(TARGET_OUT_COMMON_INTERMEDIATES)/PACKAGING/public_api.xml
360
361# This is the standard way to name a directory containing prebuilt target
362# objects. E.g., prebuilt/$(TARGET_PREBUILT_TAG)/libc.so
363ifeq ($(TARGET_SIMULATOR),true)
364  TARGET_PREBUILT_TAG := $(TARGET_OS)-$(TARGET_ARCH)
365else
366  TARGET_PREBUILT_TAG := android-$(TARGET_ARCH)
367endif
368
369include $(BUILD_SYSTEM)/dumpvar.mk
370