config.mk revision 6714dbc236bf5dccba6778aa83223ee8555a6157
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	$(TOPDIR)external/skia/include
35SRC_HOST_HEADERS:=$(TOPDIR)tools/include
36SRC_LIBRARIES:= $(TOPDIR)libs
37SRC_SERVERS:= $(TOPDIR)servers
38SRC_TARGET_DIR := $(TOPDIR)build/target
39SRC_API_DIR := $(TOPDIR)frameworks/base/api
40
41# Some specific paths to tools
42SRC_DROIDDOC_DIR := $(TOPDIR)build/tools/droiddoc
43
44# Various mappings to avoid hard-coding paths all over the place
45include $(BUILD_SYSTEM)/pathmap.mk
46
47# ###############################################################
48# Build system internal files
49# ###############################################################
50
51BUILD_COMBOS:= $(BUILD_SYSTEM)/combo
52
53CLEAR_VARS:= $(BUILD_SYSTEM)/clear_vars.mk
54BUILD_HOST_STATIC_LIBRARY:= $(BUILD_SYSTEM)/host_static_library.mk
55BUILD_HOST_SHARED_LIBRARY:= $(BUILD_SYSTEM)/host_shared_library.mk
56BUILD_STATIC_LIBRARY:= $(BUILD_SYSTEM)/static_library.mk
57BUILD_RAW_STATIC_LIBRARY := $(BUILD_SYSTEM)/raw_static_library.mk
58BUILD_SHARED_LIBRARY:= $(BUILD_SYSTEM)/shared_library.mk
59BUILD_EXECUTABLE:= $(BUILD_SYSTEM)/executable.mk
60BUILD_RAW_EXECUTABLE:= $(BUILD_SYSTEM)/raw_executable.mk
61BUILD_HOST_EXECUTABLE:= $(BUILD_SYSTEM)/host_executable.mk
62BUILD_PACKAGE:= $(BUILD_SYSTEM)/package.mk
63BUILD_HOST_PREBUILT:= $(BUILD_SYSTEM)/host_prebuilt.mk
64BUILD_PREBUILT:= $(BUILD_SYSTEM)/prebuilt.mk
65BUILD_MULTI_PREBUILT:= $(BUILD_SYSTEM)/multi_prebuilt.mk
66BUILD_JAVA_LIBRARY:= $(BUILD_SYSTEM)/java_library.mk
67BUILD_STATIC_JAVA_LIBRARY:= $(BUILD_SYSTEM)/static_java_library.mk
68BUILD_HOST_JAVA_LIBRARY:= $(BUILD_SYSTEM)/host_java_library.mk
69BUILD_DROIDDOC:= $(BUILD_SYSTEM)/droiddoc.mk
70BUILD_COPY_HEADERS := $(BUILD_SYSTEM)/copy_headers.mk
71BUILD_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.
80SHOW_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.
88COMMON_GLOBAL_CFLAGS:= -DANDROID -fmessage-length=0 -W -Wall -Wno-unused -Winit-self -Wpointer-arith
89COMMON_RELEASE_CFLAGS:= -DNDEBUG -UDEBUG
90
91COMMON_GLOBAL_CPPFLAGS:= $(COMMON_GLOBAL_CFLAGS) -Wsign-promo
92COMMON_RELEASE_CPPFLAGS:= $(COMMON_RELEASE_CFLAGS)
93
94# Set the extensions used for various packages
95COMMON_PACKAGE_SUFFIX := .zip
96COMMON_JAVA_PACKAGE_SUFFIX := .jar
97COMMON_ANDROID_PACKAGE_SUFFIX := .apk
98
99# list of flags to turn specific warnings in to errors
100TARGET_ERROR_FLAGS := -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point
101
102# TODO: do symbol compression
103TARGET_COMPRESS_MODULE_SYMBOLS := false
104
105# Default is to prelink modules.
106TARGET_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.
122include $(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.
128board_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	))
134ifeq ($(board_config_mk),)
135  $(error No config file found for TARGET_DEVICE $(TARGET_DEVICE))
136endif
137ifneq ($(words $(board_config_mk)),1)
138  $(error Multiple board config files for TARGET_DEVICE $(TARGET_DEVICE): $(board_config_mk))
139endif
140include $(board_config_mk)
141TARGET_DEVICE_DIR := $(patsubst %/,%,$(dir $(board_config_mk)))
142board_config_mk :=
143
144# Clean up/verify variables defined by the board config file.
145TARGET_BOOTLOADER_BOARD_NAME := $(strip $(TARGET_BOOTLOADER_BOARD_NAME))
146TARGET_CPU_ABI := $(strip $(TARGET_CPU_ABI))
147ifeq ($(TARGET_CPU_ABI),)
148  $(error No TARGET_CPU_ABI defined by board config: $(board_config_mk))
149endif
150TARGET_CPU_ABI2 := $(strip $(TARGET_CPU_ABI2))
151
152# $(1): os/arch
153define select-android-config-h
154system/core/include/arch/$(1)/AndroidConfig.h
155endef
156
157combo_target := HOST_
158include $(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
163combo_target := TARGET_
164include $(BUILD_SYSTEM)/combo/select.mk
165
166# Pick a Java compiler.
167include $(BUILD_SYSTEM)/combo/javac.mk
168
169# ---------------------------------------------------------------
170# Check that the configuration is current.  We check that
171# BUILD_ENV_SEQUENCE_NUMBER is current against this value.
172# Don't fail if we're called from envsetup, so they have a
173# chance to update their environment.
174
175ifeq (,$(strip $(CALLED_FROM_SETUP)))
176ifneq (,$(strip $(BUILD_ENV_SEQUENCE_NUMBER)))
177ifneq ($(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..)
186endif
187endif
188endif
189
190
191# ---------------------------------------------------------------
192# Generic tools.
193
194LEX:= flex
195YACC:= bison -d
196DOXYGEN:= doxygen
197AAPT := $(HOST_OUT_EXECUTABLES)/aapt$(HOST_EXECUTABLE_SUFFIX)
198ACP := $(HOST_OUT_EXECUTABLES)/acp$(HOST_EXECUTABLE_SUFFIX)
199AIDL := $(HOST_OUT_EXECUTABLES)/aidl$(HOST_EXECUTABLE_SUFFIX)
200ICUDATA := $(HOST_OUT_EXECUTABLES)/icudata$(HOST_EXECUTABLE_SUFFIX)
201SIGNAPK_JAR := $(HOST_OUT_JAVA_LIBRARIES)/signapk$(COMMON_JAVA_PACKAGE_SUFFIX)
202MKBOOTFS := $(HOST_OUT_EXECUTABLES)/mkbootfs$(HOST_EXECUTABLE_SUFFIX)
203MINIGZIP := $(HOST_OUT_EXECUTABLES)/minigzip$(HOST_EXECUTABLE_SUFFIX)
204MKBOOTIMG := $(HOST_OUT_EXECUTABLES)/mkbootimg$(HOST_EXECUTABLE_SUFFIX)
205MKYAFFS2 := $(HOST_OUT_EXECUTABLES)/mkyaffs2image$(HOST_EXECUTABLE_SUFFIX)
206APICHECK := $(HOST_OUT_EXECUTABLES)/apicheck$(HOST_EXECUTABLE_SUFFIX)
207FS_GET_STATS := $(HOST_OUT_EXECUTABLES)/fs_get_stats$(HOST_EXECUTABLE_SUFFIX)
208MKEXT2IMG := $(HOST_OUT_EXECUTABLES)/genext2fs$(HOST_EXECUTABLE_SUFFIX)
209MKEXT2BOOTIMG := external/genext2fs/mkbootimg_ext2.sh
210MKTARBALL := build/tools/mktarball.sh
211TUNE2FS := tune2fs
212E2FSCK := e2fsck
213JARJAR := java -jar $(HOST_OUT_JAVA_LIBRARIES)/jarjar.jar
214PROGUARD := external/proguard/bin/proguard.sh
215JAVATAGS := build/tools/java-event-log-tags.py
216
217# dx is java behind a shell script; no .exe necessary.
218DX := $(HOST_OUT_EXECUTABLES)/dx
219KCM := $(HOST_OUT_EXECUTABLES)/kcm$(HOST_EXECUTABLE_SUFFIX)
220ZIPALIGN := $(HOST_OUT_EXECUTABLES)/zipalign$(HOST_EXECUTABLE_SUFFIX)
221FINDBUGS := prebuilt/common/findbugs/bin/findbugs
222LOCALIZE := $(HOST_OUT_EXECUTABLES)/localize$(HOST_EXECUTABLE_SUFFIX)
223EMMA_JAR := external/emma/lib/emma$(COMMON_JAVA_PACKAGE_SUFFIX)
224
225# Binary prelinker/compressor tools
226APRIORI := $(HOST_OUT_EXECUTABLES)/apriori$(HOST_EXECUTABLE_SUFFIX)
227LSD := $(HOST_OUT_EXECUTABLES)/lsd$(HOST_EXECUTABLE_SUFFIX)
228SOSLIM := $(HOST_OUT_EXECUTABLES)/soslim$(HOST_EXECUTABLE_SUFFIX)
229
230# Deal with archaic version of bison on Mac OS X.
231ifeq ($(filter 1.28,$(shell $(YACC) -V)),)
232YACC_HEADER_SUFFIX:= .hpp
233else
234YACC_HEADER_SUFFIX:= .cpp.h
235endif
236
237# Don't use column under Windows, cygwin or not
238ifeq ($(HOST_OS),windows)
239COLUMN:= cat
240else
241COLUMN:= column
242endif
243
244dir := $(shell uname)
245ifeq ($(HOST_OS),windows)
246dir := $(HOST_OS)
247endif
248ifeq ($(HOST_OS),darwin)
249dir := $(HOST_OS)-$(HOST_ARCH)
250endif
251OLD_FLEX := prebuilt/$(HOST_PREBUILT_TAG)/flex/flex-2.5.4a$(HOST_EXECUTABLE_SUFFIX)
252
253ifeq ($(HOST_OS),darwin)
254# Mac OS' screwy version of java uses a non-standard directory layout
255# and doesn't even seem to have tools.jar.  On the other hand, javac seems
256# to be able to magically find the classes in there, wherever they are, so
257# leave this blank
258HOST_JDK_TOOLS_JAR :=
259else
260HOST_JDK_TOOLS_JAR:= $(shell $(BUILD_SYSTEM)/find-jdk-tools-jar.sh)
261endif
262
263# It's called md5 on Mac OS and md5sum on Linux
264ifeq ($(HOST_OS),darwin)
265MD5SUM:=md5 -q
266else
267MD5SUM:=md5sum
268endif
269
270# ###############################################################
271# Set up final options.
272# ###############################################################
273
274HOST_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
275HOST_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
276
277HOST_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
278HOST_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
279
280TARGET_GLOBAL_CFLAGS += $(COMMON_GLOBAL_CFLAGS)
281TARGET_RELEASE_CFLAGS += $(COMMON_RELEASE_CFLAGS)
282
283TARGET_GLOBAL_CPPFLAGS += $(COMMON_GLOBAL_CPPFLAGS)
284TARGET_RELEASE_CPPFLAGS += $(COMMON_RELEASE_CPPFLAGS)
285
286HOST_GLOBAL_LD_DIRS += -L$(HOST_OUT_INTERMEDIATE_LIBRARIES)
287TARGET_GLOBAL_LD_DIRS += -L$(TARGET_OUT_INTERMEDIATE_LIBRARIES)
288
289HOST_PROJECT_INCLUDES:= $(SRC_HEADERS) $(SRC_HOST_HEADERS) $(HOST_OUT_HEADERS)
290TARGET_PROJECT_INCLUDES:= $(SRC_HEADERS) $(TARGET_OUT_HEADERS)
291
292# Many host compilers don't support these flags, so we have to make
293# sure to only specify them for the target compilers checked in to
294# the source tree. The simulator passes the target flags to the
295# host compiler, so only set them for the target when the target
296# is not the simulator.
297ifneq ($(TARGET_SIMULATOR),true)
298TARGET_GLOBAL_CFLAGS += $(TARGET_ERROR_FLAGS)
299TARGET_GLOBAL_CPPFLAGS += $(TARGET_ERROR_FLAGS)
300endif
301
302HOST_GLOBAL_CFLAGS += $(HOST_RELEASE_CFLAGS)
303HOST_GLOBAL_CPPFLAGS += $(HOST_RELEASE_CPPFLAGS)
304
305TARGET_GLOBAL_CFLAGS += $(TARGET_RELEASE_CFLAGS)
306TARGET_GLOBAL_CPPFLAGS += $(TARGET_RELEASE_CPPFLAGS)
307
308PREBUILT_IS_PRESENT := $(if $(wildcard prebuilt/Android.mk),true)
309
310# ###############################################################
311# Collect a list of the SDK versions that we could compile against
312# For use with the LOCAL_SDK_VERSION variable for include $(BUILD_PACKAGE)
313# ###############################################################
314
315# The files that we can convert into android.jars are are in config/api/*.xml
316# The 'current' version is whatever this source tree is.  Once the apicheck
317# tool can generate the stubs from the xml files, we'll use that to be
318# able to build back-versions.  In the meantime, 'current' is the only
319# one supported.
320#
321# sgrax     is the opposite of xargs.  It takes the list of args and puts them
322#           on each line for sort to process.
323# sort -g   is a numeric sort, so 1 2 3 10 instead of 1 10 2 3.
324TARGET_AVAILABLE_SDK_VERSIONS := current \
325        $(shell function sgrax() { \
326                while [ -n "$$1" ] ; do echo $$1 ; shift ; done \
327            } ; \
328            ( sgrax $(patsubst $(SRC_API_DIR)/%.xml,%, \
329                $(filter-out $(SRC_API_DIR)/current.xml, \
330                $(shell find $(SRC_API_DIR) -name "*.xml"))) | sort -g ) )
331
332
333INTERNAL_PLATFORM_API_FILE := $(TARGET_OUT_COMMON_INTERMEDIATES)/PACKAGING/public_api.xml
334