blob: 309805116ac326633e702a0b70d5f5c699799097 [file] [log] [blame]
Ying Wang6714dbc2010-03-30 16:42:15 -07001# Only use ANDROID_BUILD_SHELL to wrap around bash.
2# DO NOT use other shells such as zsh.
Ying Wang2ce495a2010-03-30 12:55:13 -07003ifdef ANDROID_BUILD_SHELL
4SHELL := $(ANDROID_BUILD_SHELL)
5else
The Android Open Source Project88b60792009-03-03 19:28:42 -08006# Use bash, not whatever shell somebody has installed as /bin/sh
7# This is repeated in config.mk, since envsetup.sh runs that file
8# directly.
9SHELL := /bin/bash
Ying Wang2ce495a2010-03-30 12:55:13 -070010endif
The Android Open Source Project88b60792009-03-03 19:28:42 -080011
12# this turns off the suffix rules built into make
13.SUFFIXES:
14
David 'Digit' Turner52d697d2011-06-22 23:18:57 +020015# this turns off the RCS / SCCS implicit rules of GNU Make
16% : RCS/%,v
17% : RCS/%
18% : %,v
19% : s.%
20% : SCCS/s.%
21
The Android Open Source Project88b60792009-03-03 19:28:42 -080022# If a rule fails, delete $@.
23.DELETE_ON_ERROR:
24
25# Figure out where we are.
26#TOP := $(dir $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST)))
27#TOP := $(patsubst %/,%,$(TOP))
28
29# TOPDIR is the normal variable you should use, because
30# if we are executing relative to the current directory
31# it can be "", whereas TOP must be "." which causes
32# pattern matching probles when make strips off the
33# trailing "./" from paths in various places.
34#ifeq ($(TOP),.)
35#TOPDIR :=
36#else
37#TOPDIR := $(TOP)/
38#endif
39
Raphael76bf62d2011-12-19 13:37:55 -080040# Check for broken versions of make.
41# (Allow any version under Cygwin since we don't actually build the platform there.)
42ifeq (,$(findstring CYGWIN,$(shell uname -sm)))
Ying Wang4f9269e2010-11-18 10:32:12 -080043ifeq (0,$(shell expr $$(echo $(MAKE_VERSION) | sed "s/[^0-9\.].*//") = 3.81))
Conley Owensd7a1a9b2011-12-22 09:46:19 -080044ifeq (0,$(shell expr $$(echo $(MAKE_VERSION) | sed "s/[^0-9\.].*//") = 3.82))
The Android Open Source Project88b60792009-03-03 19:28:42 -080045$(warning ********************************************************************************)
46$(warning * You are using version $(MAKE_VERSION) of make.)
Conley Owensd7a1a9b2011-12-22 09:46:19 -080047$(warning * Android can only be built by versions 3.81 and 3.82.)
Chris Peterson68f93032010-06-25 17:31:30 -070048$(warning * see http://source.android.com/source/download.html)
The Android Open Source Project88b60792009-03-03 19:28:42 -080049$(warning ********************************************************************************)
50$(error stopping)
51endif
Raphael76bf62d2011-12-19 13:37:55 -080052endif
Conley Owensd7a1a9b2011-12-22 09:46:19 -080053endif
The Android Open Source Project88b60792009-03-03 19:28:42 -080054
55TOP := .
56TOPDIR :=
57
58BUILD_SYSTEM := $(TOPDIR)build/core
59
60# This is the default target. It must be the first declared target.
Joe Onoratoda12daf2010-06-09 18:18:31 -070061.PHONY: droid
The Android Open Source Project88b60792009-03-03 19:28:42 -080062DEFAULT_GOAL := droid
63$(DEFAULT_GOAL):
64
Joe Onorato77dc0a52010-05-17 18:16:11 -070065# Used to force goals to build. Only use for conditionally defined goals.
66.PHONY: FORCE
67FORCE:
68
Daniel Sandler95661222010-10-28 15:31:47 -040069# Targets that provide quick help on the build system.
70include $(BUILD_SYSTEM)/help.mk
71
The Android Open Source Project88b60792009-03-03 19:28:42 -080072# Set up various standard variables based on configuration
73# and host information.
74include $(BUILD_SYSTEM)/config.mk
75
76# This allows us to force a clean build - included after the config.make
77# environment setup is done, but before we generate any dependencies. This
78# file does the rm -rf inline so the deps which are all done below will
79# be generated correctly
80include $(BUILD_SYSTEM)/cleanbuild.mk
81
Ying Wangd2e830b2010-07-07 18:12:25 -070082VERSION_CHECK_SEQUENCE_NUMBER := 2
Joe Onorato1de66882009-07-30 11:54:27 -070083-include $(OUT_DIR)/versions_checked.mk
84ifneq ($(VERSION_CHECK_SEQUENCE_NUMBER),$(VERSIONS_CHECKED))
85
86$(info Checking build tools versions...)
87
The Android Open Source Project88b60792009-03-03 19:28:42 -080088ifneq ($(HOST_OS),windows)
89ifneq ($(HOST_OS)-$(HOST_ARCH),darwin-ppc)
90# check for a case sensitive file system
91ifneq (a,$(shell mkdir -p $(OUT_DIR) ; \
92 echo a > $(OUT_DIR)/casecheck.txt; \
93 echo B > $(OUT_DIR)/CaseCheck.txt; \
94 cat $(OUT_DIR)/casecheck.txt))
95$(warning ************************************************************)
96$(warning You are building on a case-insensitive filesystem.)
97$(warning Please move your source tree to a case-sensitive filesystem.)
98$(warning ************************************************************)
99$(error Case-insensitive filesystems not supported)
100endif
101endif
102endif
103
104# Make sure that there are no spaces in the absolute path; the
105# build system can't deal with them.
106ifneq ($(words $(shell pwd)),1)
107$(warning ************************************************************)
108$(warning You are building in a directory whose absolute path contains)
109$(warning a space character:)
110$(warning $(space))
111$(warning "$(shell pwd)")
112$(warning $(space))
113$(warning Please move your source tree to a path that does not contain)
114$(warning any spaces.)
115$(warning ************************************************************)
116$(error Directory names containing spaces not supported)
117endif
118
Joe Onorato9d9f3672009-06-22 18:15:38 -0700119
Joe Onorato9d9f3672009-06-22 18:15:38 -0700120# Check for the correct version of java
Jean-Baptiste Querud7d096d2010-10-08 10:58:38 -0700121java_version := $(shell java -version 2>&1 | head -n 1 | grep '^java .*[ "]1\.6[\. "$$]')
122ifneq ($(shell java -version 2>&1 | grep -i openjdk),)
123java_version :=
124endif
Joe Onorato9d9f3672009-06-22 18:15:38 -0700125ifeq ($(strip $(java_version)),)
126$(info ************************************************************)
127$(info You are attempting to build with the incorrect version)
128$(info of java.)
129$(info $(space))
130$(info Your version is: $(shell java -version 2>&1 | head -n 1).)
Jean-Baptiste Querud7d096d2010-10-08 10:58:38 -0700131$(info The correct version is: Java SE 1.6.)
Joe Onorato9d9f3672009-06-22 18:15:38 -0700132$(info $(space))
133$(info Please follow the machine setup instructions at)
Chris Peterson68f93032010-06-25 17:31:30 -0700134$(info $(space)$(space)$(space)$(space)http://source.android.com/source/download.html)
Joe Onorato9d9f3672009-06-22 18:15:38 -0700135$(info ************************************************************)
Jeff Hamilton4a1c70e2010-06-21 18:26:38 -0500136$(error stop)
Joe Onorato9d9f3672009-06-22 18:15:38 -0700137endif
138
139# Check for the correct version of javac
Jeff Hamilton4a1c70e2010-06-21 18:26:38 -0500140javac_version := $(shell javac -version 2>&1 | head -n 1 | grep '[ "]1\.6[\. "$$]')
Joe Onorato9d9f3672009-06-22 18:15:38 -0700141ifeq ($(strip $(javac_version)),)
142$(info ************************************************************)
143$(info You are attempting to build with the incorrect version)
144$(info of javac.)
145$(info $(space))
146$(info Your version is: $(shell javac -version 2>&1 | head -n 1).)
Jeff Hamilton4a1c70e2010-06-21 18:26:38 -0500147$(info The correct version is: 1.6.)
Joe Onorato9d9f3672009-06-22 18:15:38 -0700148$(info $(space))
149$(info Please follow the machine setup instructions at)
Chris Peterson68f93032010-06-25 17:31:30 -0700150$(info $(space)$(space)$(space)$(space)http://source.android.com/source/download.html)
Joe Onorato9d9f3672009-06-22 18:15:38 -0700151$(info ************************************************************)
Jeff Hamilton4a1c70e2010-06-21 18:26:38 -0500152$(error stop)
Joe Onorato9d9f3672009-06-22 18:15:38 -0700153endif
154
Joe Onorato1de66882009-07-30 11:54:27 -0700155$(shell echo 'VERSIONS_CHECKED := $(VERSION_CHECK_SEQUENCE_NUMBER)' \
156 > $(OUT_DIR)/versions_checked.mk)
157endif
158
The Android Open Source Project88b60792009-03-03 19:28:42 -0800159# These are the modifier targets that don't do anything themselves, but
160# change the behavior of the build.
161# (must be defined before including definitions.make)
Ying Wang015edd22011-01-20 15:01:56 -0800162INTERNAL_MODIFIER_TARGETS := showcommands checkbuild all incrementaljavac
163
164.PHONY: incrementaljavac
165incrementaljavac: ;
166
167# WARNING:
168# ENABLE_INCREMENTALJAVAC should NOT be enabled by default, because change of
169# a Java source file won't trigger rebuild of its dependent Java files.
170# You can only enable it by adding "incrementaljavac" to your make command line.
171# You are responsible for the correctness of the incremental build.
172# This may decrease incremental build time dramatically for large Java libraries,
173# such as core.jar, framework.jar, etc.
174ENABLE_INCREMENTALJAVAC :=
175ifneq (,$(filter incrementaljavac, $(MAKECMDGOALS)))
176ENABLE_INCREMENTALJAVAC := true
177MAKECMDGOALS := $(filter-out incrementaljavac, $(MAKECMDGOALS))
178endif
The Android Open Source Project88b60792009-03-03 19:28:42 -0800179
180# Bring in standard build system definitions.
181include $(BUILD_SYSTEM)/definitions.mk
182
Ying Wange7874c42010-09-17 16:36:06 -0700183# Bring in dex_preopt.mk
184include $(BUILD_SYSTEM)/dex_preopt.mk
185
The Android Open Source Project88b60792009-03-03 19:28:42 -0800186ifneq ($(filter eng user userdebug tests,$(MAKECMDGOALS)),)
187$(info ***************************************************************)
188$(info ***************************************************************)
189$(info Don't pass '$(filter eng user userdebug tests,$(MAKECMDGOALS))' on \
190 the make command line.)
The Android Open Source Project2f312932009-03-09 11:52:11 -0700191# XXX The single quote on this line fixes gvim's syntax highlighting.
192# Without which, the rest of this file is impossible to read.
The Android Open Source Project88b60792009-03-03 19:28:42 -0800193$(info Set TARGET_BUILD_VARIANT in buildspec.mk, or use lunch or)
194$(info choosecombo.)
195$(info ***************************************************************)
196$(info ***************************************************************)
197$(error stopping)
198endif
199
The Android Open Source Project2f312932009-03-09 11:52:11 -0700200ifneq ($(filter-out $(INTERNAL_VALID_VARIANTS),$(TARGET_BUILD_VARIANT)),)
201$(info ***************************************************************)
202$(info ***************************************************************)
203$(info Invalid variant: $(TARGET_BUILD_VARIANT)
204$(info Valid values are: $(INTERNAL_VALID_VARIANTS)
205$(info ***************************************************************)
206$(info ***************************************************************)
207$(error stopping)
208endif
The Android Open Source Project88b60792009-03-03 19:28:42 -0800209
210###
211### In this section we set up the things that are different
212### between the build variants
213###
214
Joe Onoratoeb19b3e2009-04-13 16:32:16 -0700215is_sdk_build :=
Raphaelc4d47312011-02-15 16:09:36 -0800216
217ifneq ($(filter sdk win_sdk sdk_addon,$(MAKECMDGOALS)),)
Joe Onoratoeb19b3e2009-04-13 16:32:16 -0700218is_sdk_build := true
219endif
220
221
The Android Open Source Project88b60792009-03-03 19:28:42 -0800222## user/userdebug ##
223
224user_variant := $(filter userdebug user,$(TARGET_BUILD_VARIANT))
225enable_target_debugging := true
226ifneq (,$(user_variant))
227 # Target is secure in user builds.
228 ADDITIONAL_DEFAULT_PROPERTIES += ro.secure=1
229
The Android Open Source Project2f312932009-03-09 11:52:11 -0700230 tags_to_install := user
The Android Open Source Project88b60792009-03-03 19:28:42 -0800231 ifeq ($(user_variant),userdebug)
232 # Pick up some extra useful tools
The Android Open Source Project2f312932009-03-09 11:52:11 -0700233 tags_to_install += debug
Brad Fitzpatrick135677a2010-04-16 16:55:41 -0700234
235 # Enable Dalvik lock contention logging for userdebug builds.
236 ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.lockprof.threshold=500
The Android Open Source Project88b60792009-03-03 19:28:42 -0800237 else
238 # Disable debugging in plain user builds.
239 enable_target_debugging :=
240 endif
Dan Bornsteinf13bdd92010-09-07 17:45:44 -0700241
Dan Bornsteinf7ad63a2011-05-31 10:29:47 -0700242 # Turn on Dalvik preoptimization for user builds, but only if not
243 # explicitly disabled and the build is running on Linux (since host
244 # Dalvik isn't built for non-Linux hosts).
Ying Wang02352372010-09-27 10:37:25 -0700245 ifneq (true,$(DISABLE_DEXPREOPT))
Dan Bornsteinf7ad63a2011-05-31 10:29:47 -0700246 ifeq ($(user_variant),user)
247 ifeq ($(HOST_OS),linux)
248 WITH_DEXPREOPT := true
249 endif
250 endif
Ying Wang02352372010-09-27 10:37:25 -0700251 endif
Dan Bornsteinf13bdd92010-09-07 17:45:44 -0700252
The Android Open Source Project88b60792009-03-03 19:28:42 -0800253 # Disallow mock locations by default for user builds
254 ADDITIONAL_DEFAULT_PROPERTIES += ro.allow.mock.location=0
Dan Bornsteinf13bdd92010-09-07 17:45:44 -0700255
The Android Open Source Project88b60792009-03-03 19:28:42 -0800256else # !user_variant
257 # Turn on checkjni for non-user builds.
258 ADDITIONAL_BUILD_PROPERTIES += ro.kernel.android.checkjni=1
259 # Set device insecure for non-user builds.
260 ADDITIONAL_DEFAULT_PROPERTIES += ro.secure=0
261 # Allow mock locations by default for non user builds
262 ADDITIONAL_DEFAULT_PROPERTIES += ro.allow.mock.location=1
263endif # !user_variant
264
265ifeq (true,$(strip $(enable_target_debugging)))
266 # Target is more debuggable and adbd is on by default
Mike Lockwood40b5a672011-07-01 12:31:47 -0400267 ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=1
The Android Open Source Project88b60792009-03-03 19:28:42 -0800268 # Include the debugging/testing OTA keys in this build.
269 INCLUDE_TEST_OTA_KEYS := true
270else # !enable_target_debugging
271 # Target is less debuggable and adbd is off by default
Mike Lockwood40b5a672011-07-01 12:31:47 -0400272 ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=0
The Android Open Source Project88b60792009-03-03 19:28:42 -0800273endif # !enable_target_debugging
274
The Android Open Source Project2f312932009-03-09 11:52:11 -0700275## eng ##
276
277ifeq ($(TARGET_BUILD_VARIANT),eng)
278tags_to_install := user debug eng
Bruce Beareb056d712011-12-01 12:46:12 -0800279ifneq ($(filter ro.setupwizard.mode=ENABLED, $(call collapse-pairs, $(ADDITIONAL_BUILD_PROPERTIES))),)
The Android Open Source Projectfdd3a102009-03-11 12:11:54 -0700280 # Don't require the setup wizard on eng builds
281 ADDITIONAL_BUILD_PROPERTIES := $(filter-out ro.setupwizard.mode=%,\
Joe Onorato08896612009-10-07 10:01:13 -0700282 $(call collapse-pairs, $(ADDITIONAL_BUILD_PROPERTIES))) \
283 ro.setupwizard.mode=OPTIONAL
The Android Open Source Project2f312932009-03-09 11:52:11 -0700284endif
Bruce Beareb056d712011-12-01 12:46:12 -0800285endif
The Android Open Source Project2f312932009-03-09 11:52:11 -0700286
The Android Open Source Project88b60792009-03-03 19:28:42 -0800287## tests ##
288
289ifeq ($(TARGET_BUILD_VARIANT),tests)
The Android Open Source Project2f312932009-03-09 11:52:11 -0700290tags_to_install := user debug eng tests
The Android Open Source Project88b60792009-03-03 19:28:42 -0800291endif
292
293## sdk ##
294
Joe Onoratoeb19b3e2009-04-13 16:32:16 -0700295ifdef is_sdk_build
Raphaelc4d47312011-02-15 16:09:36 -0800296
297# Detect if we want to build a repository for the SDK
298sdk_repo_goal := $(strip $(filter sdk_repo,$(MAKECMDGOALS)))
299MAKECMDGOALS := $(strip $(filter-out sdk_repo,$(MAKECMDGOALS)))
300
The Android Open Source Project88b60792009-03-03 19:28:42 -0800301ifneq ($(words $(filter-out $(INTERNAL_MODIFIER_TARGETS),$(MAKECMDGOALS))),1)
302$(error The 'sdk' target may not be specified with any other targets)
303endif
Raphael3d224a02010-04-16 17:50:09 -0700304
The Android Open Source Project2f312932009-03-09 11:52:11 -0700305# TODO: this should be eng I think. Since the sdk is built from the eng
306# variant.
Xavier Ducrohetf3e79f92009-04-06 20:32:24 -0700307tags_to_install := user debug eng
The Android Open Source Project88b60792009-03-03 19:28:42 -0800308ADDITIONAL_BUILD_PROPERTIES += xmpp.auto-presence=true
309ADDITIONAL_BUILD_PROPERTIES += ro.config.nocheckin=yes
310else # !sdk
The Android Open Source Project88b60792009-03-03 19:28:42 -0800311endif
312
Andreas Huber200f2592010-08-30 12:48:03 -0700313BUILD_WITHOUT_PV := true
314
Andy McFadden743e2502009-04-13 14:48:35 -0700315## precise GC ##
316
317ifneq ($(filter dalvik.gc.type-precise,$(PRODUCT_TAGS)),)
318 # Enabling type-precise GC results in larger optimized DEX files. The
319 # additional storage requirements for ".odex" files can cause /system
320 # to overflow on some devices, so this is configured separately for
321 # each product.
322 ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.dexopt-flags=m=y
323endif
324
Brian Swetland7cc24402011-01-23 18:56:08 -0800325ifneq ($(BUILD_TINY_ANDROID),true)
The Android Open Source Project6bce2052009-03-13 13:04:19 -0700326# Install an apns-conf.xml file if one's not already being installed.
327ifeq (,$(filter %:system/etc/apns-conf.xml, $(PRODUCT_COPY_FILES)))
328 PRODUCT_COPY_FILES += \
329 development/data/etc/apns-conf_sdk.xml:system/etc/apns-conf.xml
330 ifeq ($(filter eng tests,$(TARGET_BUILD_VARIANT)),)
The Android Open Source Project88b60792009-03-03 19:28:42 -0800331 $(warning implicitly installing apns-conf_sdk.xml)
332 endif
333endif
Brian Swetland7cc24402011-01-23 18:56:08 -0800334endif
The Android Open Source Project88b60792009-03-03 19:28:42 -0800335
336ADDITIONAL_BUILD_PROPERTIES += net.bt.name=Android
337
338# enable vm tracing in files for now to help track
339# the cause of ANRs in the content process
340ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.stack-trace-file=/data/anr/traces.txt
341
The Android Open Source Project88b60792009-03-03 19:28:42 -0800342# ------------------------------------------------------------
343# Define a function that, given a list of module tags, returns
344# non-empty if that module should be installed in /system.
345
The Android Open Source Project2f312932009-03-09 11:52:11 -0700346# For most goals, anything not tagged with the "tests" tag should
The Android Open Source Project88b60792009-03-03 19:28:42 -0800347# be installed in /system.
348define should-install-to-system
The Android Open Source Project2f312932009-03-09 11:52:11 -0700349$(if $(filter tests,$(1)),,true)
The Android Open Source Project88b60792009-03-03 19:28:42 -0800350endef
351
Joe Onoratoeb19b3e2009-04-13 16:32:16 -0700352ifdef is_sdk_build
The Android Open Source Project88b60792009-03-03 19:28:42 -0800353# For the sdk goal, anything with the "samples" tag should be
354# installed in /data even if that module also has "eng"/"debug"/"user".
355define should-install-to-system
The Android Open Source Project2f312932009-03-09 11:52:11 -0700356$(if $(filter samples tests,$(1)),,true)
The Android Open Source Project88b60792009-03-03 19:28:42 -0800357endef
358endif
359
360
Joe Onoratoe334d252009-07-17 15:33:40 -0400361# If they only used the modifier goals (showcommands, checkbuild), we'll actually
362# build the default target.
363ifeq ($(filter-out $(INTERNAL_MODIFIER_TARGETS),$(MAKECMDGOALS)),)
364.PHONY: $(INTERNAL_MODIFIER_TARGETS)
365$(INTERNAL_MODIFIER_TARGETS): $(DEFAULT_GOAL)
The Android Open Source Project88b60792009-03-03 19:28:42 -0800366endif
367
368# These targets are going to delete stuff, don't bother including
369# the whole directory tree if that's all we're going to do
370ifeq ($(MAKECMDGOALS),clean)
371dont_bother := true
372endif
373ifeq ($(MAKECMDGOALS),clobber)
374dont_bother := true
375endif
376ifeq ($(MAKECMDGOALS),dataclean)
377dont_bother := true
378endif
379ifeq ($(MAKECMDGOALS),installclean)
380dont_bother := true
381endif
382
383# Bring in all modules that need to be built.
384ifneq ($(dont_bother),true)
385
The Android Open Source Project88b60792009-03-03 19:28:42 -0800386ifeq ($(HOST_OS)-$(HOST_ARCH),darwin-ppc)
387SDK_ONLY := true
Raphael Moll7058f492010-04-13 10:38:35 -0700388$(info Building the SDK under darwin-ppc is actually obsolete and unsupported.)
389$(error stop)
390endif
391
392ifeq ($(HOST_OS),windows)
393SDK_ONLY := true
The Android Open Source Project88b60792009-03-03 19:28:42 -0800394endif
395
396ifeq ($(SDK_ONLY),true)
Raphael Moll347f3052012-01-26 15:11:46 -0800397include $(TOPDIR)sdk/build/sdk_only_whitelist.mk
398include $(TOPDIR)development/build/sdk_only_whitelist.mk
The Android Open Source Project88b60792009-03-03 19:28:42 -0800399
400# Exclude tools/acp when cross-compiling windows under linux
401ifeq ($(findstring Linux,$(UNAME)),)
402subdirs += build/tools/acp
403endif
404
405else # !SDK_ONLY
406ifeq ($(BUILD_TINY_ANDROID), true)
407
David 'Digit' Turner52d697d2011-06-22 23:18:57 +0200408# TINY_ANDROID is a super-minimal build configuration, handy for board
The Android Open Source Project88b60792009-03-03 19:28:42 -0800409# bringup and very low level debugging
410
The Android Open Source Project88b60792009-03-03 19:28:42 -0800411subdirs := \
412 bionic \
413 system/core \
Brian Swetlanda7600362011-01-20 15:33:23 -0800414 system/extras/ext4_utils \
Brian Swetland72bf09d2011-01-23 17:06:58 -0800415 system/extras/su \
The Android Open Source Project88b60792009-03-03 19:28:42 -0800416 build/libs \
417 build/target \
418 build/tools/acp \
Colin Crossb7fc1542012-02-06 18:47:00 -0800419 external/gcc-demangle \
Brian Swetlandd1975a22011-08-16 16:15:26 -0700420 external/mksh \
The Android Open Source Project88b60792009-03-03 19:28:42 -0800421 external/yaffs2 \
422 external/zlib
423else # !BUILD_TINY_ANDROID
424
425#
426# Typical build; include any Android.mk files we can find.
427#
The Android Open Source Project88b60792009-03-03 19:28:42 -0800428subdirs := $(TOP)
429
430FULL_BUILD := true
431
432endif # !BUILD_TINY_ANDROID
433
434endif # !SDK_ONLY
435
Joe Onorato8dc8faa2010-09-14 13:09:48 -0400436# Before we go and include all of the module makefiles, stash away
Ying Wang7522f042010-10-11 16:31:49 -0700437# the PRODUCT_* values so that later we can verify they are not modified.
438stash_product_vars:=true
Joe Onorato8dc8faa2010-09-14 13:09:48 -0400439ifeq ($(stash_product_vars),true)
Ying Wang7522f042010-10-11 16:31:49 -0700440 $(call stash-product-vars, __STASHED)
Joe Onorato8dc8faa2010-09-14 13:09:48 -0400441endif
442
The Android Open Source Project88b60792009-03-03 19:28:42 -0800443ifneq ($(ONE_SHOT_MAKEFILE),)
444# We've probably been invoked by the "mm" shell function
445# with a subdirectory's makefile.
446include $(ONE_SHOT_MAKEFILE)
447# Change CUSTOM_MODULES to include only modules that were
448# defined by this makefile; this will install all of those
449# modules as a side-effect. Do this after including ONE_SHOT_MAKEFILE
450# so that the modules will be installed in the same place they
451# would have been with a normal make.
Jean-Baptiste Queru6907cfe2010-01-07 11:19:39 -0800452CUSTOM_MODULES := $(sort $(call get-tagged-modules,$(ALL_MODULE_TAGS)))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800453FULL_BUILD :=
The Android Open Source Project88b60792009-03-03 19:28:42 -0800454# Stub out the notice targets, which probably aren't defined
455# when using ONE_SHOT_MAKEFILE.
456NOTICE-HOST-%: ;
457NOTICE-TARGET-%: ;
Joe Onoratoead96462009-07-30 11:20:04 -0700458
459else # ONE_SHOT_MAKEFILE
460
461#
462# Include all of the makefiles in the system
463#
464
465# Can't use first-makefiles-under here because
466# --mindepth=2 makes the prunes not work.
467subdir_makefiles := \
Joe Onoratodc1a7282009-08-04 15:58:26 -0400468 $(shell build/tools/findleaves.py --prune=out --prune=.repo --prune=.git $(subdirs) Android.mk)
Joe Onoratoead96462009-07-30 11:20:04 -0700469
The Android Open Source Project88b60792009-03-03 19:28:42 -0800470include $(subdir_makefiles)
Joe Onoratoead96462009-07-30 11:20:04 -0700471endif # ONE_SHOT_MAKEFILE
472
Joe Onorato8dc8faa2010-09-14 13:09:48 -0400473ifeq ($(stash_product_vars),true)
Ying Wang7522f042010-10-11 16:31:49 -0700474 $(call assert-product-vars, __STASHED)
Joe Onorato8dc8faa2010-09-14 13:09:48 -0400475endif
476
Jean-Baptiste Queru09447712010-09-26 13:05:41 -0700477include $(BUILD_SYSTEM)/legacy_prebuilts.mk
478ifneq ($(filter-out $(GRANDFATHERED_ALL_PREBUILT),$(strip $(notdir $(ALL_PREBUILT)))),)
479 $(warning *** Some files have been added to ALL_PREBUILT.)
480 $(warning *)
Kenny Root824d7b22010-11-18 14:27:00 -0800481 $(warning * ALL_PREBUILT is a deprecated mechanism that)
Jean-Baptiste Queru09447712010-09-26 13:05:41 -0700482 $(warning * should not be used for new files.)
483 $(warning * As an alternative, use PRODUCT_COPY_FILES in)
484 $(warning * the appropriate product definition.)
485 $(warning * build/target/product/core.mk is the product)
486 $(warning * definition used in all products.)
487 $(warning *)
488 $(foreach bad_prebuilt,$(filter-out $(GRANDFATHERED_ALL_PREBUILT),$(strip $(notdir $(ALL_PREBUILT)))),$(warning * unexpected $(bad_prebuilt) in ALL_PREBUILT))
489 $(warning *)
490 $(error ALL_PREBUILT contains unexpected files)
491endif
492
The Android Open Source Project88b60792009-03-03 19:28:42 -0800493# -------------------------------------------------------------------
494# All module makefiles have been included at this point.
495# -------------------------------------------------------------------
496
497# -------------------------------------------------------------------
498# Include any makefiles that must happen after the module makefiles
499# have been included.
500# TODO: have these files register themselves via a global var rather
501# than hard-coding the list here.
502ifdef FULL_BUILD
503 # Only include this during a full build, otherwise we can't be
504 # guaranteed that any policies were included.
505 -include frameworks/policies/base/PolicyConfig.mk
506endif
507
508# -------------------------------------------------------------------
509# Fix up CUSTOM_MODULES to refer to installed files rather than
510# just bare module names. Leave unknown modules alone in case
511# they're actually full paths to a particular file.
512known_custom_modules := $(filter $(ALL_MODULES),$(CUSTOM_MODULES))
513unknown_custom_modules := $(filter-out $(ALL_MODULES),$(CUSTOM_MODULES))
514CUSTOM_MODULES := \
515 $(call module-installed-files,$(known_custom_modules)) \
516 $(unknown_custom_modules)
517
518# -------------------------------------------------------------------
519# Define dependencies for modules that require other modules.
520# This can only happen now, after we've read in all module makefiles.
521#
522# TODO: deal with the fact that a bare module name isn't
523# unambiguous enough. Maybe declare short targets like
524# APPS:Quake or HOST:SHARED_LIBRARIES:libutils.
525# BUG: the system image won't know to depend on modules that are
526# brought in as requirements of other modules.
527define add-required-deps
528$(1): $(2)
529endef
530$(foreach m,$(ALL_MODULES), \
531 $(eval r := $(ALL_MODULES.$(m).REQUIRED)) \
532 $(if $(r), \
533 $(eval r := $(call module-installed-files,$(r))) \
Dima Zavin531f5242010-09-27 17:37:17 -0700534 $(eval $(call add-required-deps,$(ALL_MODULES.$(m).INSTALLED),$(r))) \
The Android Open Source Project88b60792009-03-03 19:28:42 -0800535 ) \
536 )
537m :=
538r :=
Dima Zavinc2901aa2010-09-23 19:07:32 -0700539i :=
The Android Open Source Project88b60792009-03-03 19:28:42 -0800540add-required-deps :=
541
542# -------------------------------------------------------------------
543# Figure out our module sets.
544
545# Of the modules defined by the component makefiles,
546# determine what we actually want to build.
The Android Open Source Project88b60792009-03-03 19:28:42 -0800547Default_MODULES := $(sort $(ALL_DEFAULT_INSTALLED_MODULES) \
The Android Open Source Project88b60792009-03-03 19:28:42 -0800548 $(CUSTOM_MODULES))
The Android Open Source Project2f312932009-03-09 11:52:11 -0700549# TODO: Remove the 3 places in the tree that use
550# ALL_DEFAULT_INSTALLED_MODULES and get rid of it from this list.
The Android Open Source Project88b60792009-03-03 19:28:42 -0800551
552ifdef FULL_BUILD
553 # The base list of modules to build for this product is specified
554 # by the appropriate product definition file, which was included
555 # by product_config.make.
556 user_PACKAGES := $(call module-installed-files, \
557 $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES))
558 ifeq (0,1)
559 $(info user packages for $(TARGET_DEVICE) ($(INTERNAL_PRODUCT)):)
560 $(foreach p,$(user_PACKAGES),$(info : $(p)))
561 $(error done)
562 endif
563else
564 # We're not doing a full build, and are probably only including
565 # a subset of the module makefiles. Don't try to build any modules
566 # requested by the product, because we probably won't have rules
567 # to build them.
568 user_PACKAGES :=
569endif
570# Use tags to get the non-APPS user modules. Use the product
571# definition files to get the APPS user modules.
Thorsten Glaser2213aab2010-06-03 19:57:02 +0200572user_MODULES := $(sort $(call get-tagged-modules,user shell_$(TARGET_SHELL)))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800573user_MODULES := $(user_MODULES) $(user_PACKAGES)
574
Jean-Baptiste Queru75127b72010-01-07 11:44:22 -0800575eng_MODULES := $(sort $(call get-tagged-modules,eng))
576debug_MODULES := $(sort $(call get-tagged-modules,debug))
577tests_MODULES := $(sort $(call get-tagged-modules,tests))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800578
The Android Open Source Project2f312932009-03-09 11:52:11 -0700579ifeq ($(strip $(tags_to_install)),)
580$(error ASSERTION FAILED: tags_to_install should not be empty)
The Android Open Source Project88b60792009-03-03 19:28:42 -0800581endif
The Android Open Source Project2f312932009-03-09 11:52:11 -0700582modules_to_install := $(sort $(Default_MODULES) \
583 $(foreach tag,$(tags_to_install),$($(tag)_MODULES)))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800584
585# Some packages may override others using LOCAL_OVERRIDES_PACKAGES.
586# Filter out (do not install) any overridden packages.
The Android Open Source Project2f312932009-03-09 11:52:11 -0700587overridden_packages := $(call get-package-overrides,$(modules_to_install))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800588ifdef overridden_packages
The Android Open Source Project2f312932009-03-09 11:52:11 -0700589# old_modules_to_install := $(modules_to_install)
590 modules_to_install := \
The Android Open Source Project88b60792009-03-03 19:28:42 -0800591 $(filter-out $(foreach p,$(overridden_packages),$(p) %/$(p).apk), \
The Android Open Source Project2f312932009-03-09 11:52:11 -0700592 $(modules_to_install))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800593endif
The Android Open Source Project2f312932009-03-09 11:52:11 -0700594#$(error filtered out
595# $(filter-out $(modules_to_install),$(old_modules_to_install)))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800596
597# Don't include any GNU targets in the SDK. It's ok (and necessary)
598# to build the host tools, but nothing that's going to be installed
599# on the target (including static libraries).
Joe Onoratoeb19b3e2009-04-13 16:32:16 -0700600ifdef is_sdk_build
The Android Open Source Project88b60792009-03-03 19:28:42 -0800601 target_gnu_MODULES := \
602 $(filter \
603 $(TARGET_OUT_INTERMEDIATES)/% \
604 $(TARGET_OUT)/% \
605 $(TARGET_OUT_DATA)/%, \
606 $(sort $(call get-tagged-modules,gnu)))
607 $(info Removing from sdk:)$(foreach d,$(target_gnu_MODULES),$(info : $(d)))
The Android Open Source Project2f312932009-03-09 11:52:11 -0700608 modules_to_install := \
609 $(filter-out $(target_gnu_MODULES),$(modules_to_install))
Ying Wang486be822011-10-08 14:31:54 -0700610
611 # Ensure every module listed in PRODUCT_PACKAGES gets something installed
612 $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES), \
613 $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
614 $(error Module '$(m)' in PRODUCT_PACKAGES has nothing to install!)))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800615endif
616
617
Joe Onoratoe334d252009-07-17 15:33:40 -0400618# build/core/Makefile contains extra stuff that we don't want to pollute this
The Android Open Source Project88b60792009-03-03 19:28:42 -0800619# top-level makefile with. It expects that ALL_DEFAULT_INSTALLED_MODULES
620# contains everything that's built during the current make, but it also further
621# extends ALL_DEFAULT_INSTALLED_MODULES.
The Android Open Source Project2f312932009-03-09 11:52:11 -0700622ALL_DEFAULT_INSTALLED_MODULES := $(modules_to_install)
The Android Open Source Project88b60792009-03-03 19:28:42 -0800623include $(BUILD_SYSTEM)/Makefile
The Android Open Source Project2f312932009-03-09 11:52:11 -0700624modules_to_install := $(sort $(ALL_DEFAULT_INSTALLED_MODULES))
The Android Open Source Project88b60792009-03-03 19:28:42 -0800625ALL_DEFAULT_INSTALLED_MODULES :=
626
627endif # dont_bother
628
Joe Onoratoe334d252009-07-17 15:33:40 -0400629# These are additional goals that we build, in order to make sure that there
630# is as little code as possible in the tree that doesn't build.
631modules_to_check := $(foreach m,$(ALL_MODULES),$(ALL_MODULES.$(m).CHECKED))
632
633# If you would like to build all goals, and not skip any intermediate
634# steps, you can pass the "all" modifier goal on the commandline.
635ifneq ($(filter all,$(MAKECMDGOALS)),)
636modules_to_check += $(foreach m,$(ALL_MODULES),$(ALL_MODULES.$(m).BUILT))
637endif
638
639# for easier debugging
640modules_to_check := $(sort $(modules_to_check))
641#$(error modules_to_check $(modules_to_check))
642
The Android Open Source Project88b60792009-03-03 19:28:42 -0800643# -------------------------------------------------------------------
644# This is used to to get the ordering right, you can also use these,
645# but they're considered undocumented, so don't complain if their
646# behavior changes.
647.PHONY: prebuilt
648prebuilt: $(ALL_PREBUILT)
649
650# An internal target that depends on all copied headers
651# (see copy_headers.make). Other targets that need the
652# headers to be copied first can depend on this target.
653.PHONY: all_copied_headers
654all_copied_headers: ;
655
656$(ALL_C_CPP_ETC_OBJECTS): | all_copied_headers
657
658# All the droid stuff, in directories
659.PHONY: files
Joe Onoratoe334d252009-07-17 15:33:40 -0400660files: prebuilt \
661 $(modules_to_install) \
662 $(modules_to_check) \
663 $(INSTALLED_ANDROID_INFO_TXT_TARGET)
The Android Open Source Project88b60792009-03-03 19:28:42 -0800664
665# -------------------------------------------------------------------
666
Joe Onoratoe334d252009-07-17 15:33:40 -0400667.PHONY: checkbuild
668checkbuild: $(modules_to_check)
669
The Android Open Source Project88b60792009-03-03 19:28:42 -0800670.PHONY: ramdisk
671ramdisk: $(INSTALLED_RAMDISK_TARGET)
672
Ying Wang89686532011-12-16 11:27:52 -0800673.PHONY: factory_ramdisk
674factory_ramdisk: $(INSTALLED_FACTORY_RAMDISK_TARGET)
675
The Android Open Source Project88b60792009-03-03 19:28:42 -0800676.PHONY: systemtarball
677systemtarball: $(INSTALLED_SYSTEMTARBALL_TARGET)
678
Bruce Beare52aac202010-06-04 15:24:49 -0700679.PHONY: boottarball
680boottarball: $(INSTALLED_BOOTTARBALL_TARGET)
681
The Android Open Source Project88b60792009-03-03 19:28:42 -0800682.PHONY: userdataimage
683userdataimage: $(INSTALLED_USERDATAIMAGE_TARGET)
684
Ying Wang9c0f3e32011-02-01 14:52:05 -0800685ifneq (,$(filter userdataimage, $(MAKECMDGOALS)))
686$(call dist-for-goals, userdataimage, $(BUILT_USERDATAIMAGE_TARGET))
687endif
688
The Android Open Source Project88b60792009-03-03 19:28:42 -0800689.PHONY: userdatatarball
690userdatatarball: $(INSTALLED_USERDATATARBALL_TARGET)
691
Ying Wang9f8e8db2011-11-04 11:37:01 -0700692.PHONY: cacheimage
693cacheimage: $(INSTALLED_CACHEIMAGE_TARGET)
694
The Android Open Source Project88b60792009-03-03 19:28:42 -0800695.PHONY: bootimage
696bootimage: $(INSTALLED_BOOTIMAGE_TARGET)
697
698ifeq ($(BUILD_TINY_ANDROID), true)
699INSTALLED_RECOVERYIMAGE_TARGET :=
700endif
701
702# Build files and then package it into the rom formats
703.PHONY: droidcore
704droidcore: files \
705 systemimage \
706 $(INSTALLED_BOOTIMAGE_TARGET) \
707 $(INSTALLED_RECOVERYIMAGE_TARGET) \
708 $(INSTALLED_USERDATAIMAGE_TARGET) \
Ying Wang9f8e8db2011-11-04 11:37:01 -0700709 $(INSTALLED_CACHEIMAGE_TARGET) \
The Android Open Source Project88b60792009-03-03 19:28:42 -0800710 $(INSTALLED_FILES_FILE)
711
Ying Wang228fcef2010-12-08 20:07:48 -0800712# dist_files only for putting your library into the dist directory with a full build.
713.PHONY: dist_files
Ying Wangad8aec92010-07-13 21:08:38 -0700714
Guang Zhu4b137042010-06-21 12:34:51 -0700715ifeq ($(EMMA_INSTRUMENT),true)
Ying Wang228fcef2010-12-08 20:07:48 -0800716 $(call dist-for-goals, dist_files, $(EMMA_META_ZIP))
Guang Zhu4b137042010-06-21 12:34:51 -0700717endif
718
Ying Wanga37a2cb2010-04-28 12:59:51 -0700719# Dist for droid if droid is among the cmd goals, or no cmd goal is given.
720ifneq ($(filter droid,$(MAKECMDGOALS))$(filter ||,|$(filter-out $(INTERNAL_MODIFIER_TARGETS),$(MAKECMDGOALS))|),)
Ying Wang8d9cbe52010-07-07 16:57:28 -0700721
Joe Onorato16fa4b22010-06-09 16:35:58 -0700722ifneq ($(TARGET_BUILD_APPS),)
Joe Onoratoda12daf2010-06-09 18:18:31 -0700723 # If this build is just for apps, only build apps and not the full system by default.
The Android Open Source Project88b60792009-03-03 19:28:42 -0800724
Joe Onorato16fa4b22010-06-09 16:35:58 -0700725 unbundled_build_modules :=
726 ifneq ($(filter all,$(TARGET_BUILD_APPS)),)
Ying Wangc048c9b2010-06-24 15:08:33 -0700727 # If they used the magic goal "all" then build all apps in the source tree.
728 unbundled_build_modules := $(foreach m,$(sort $(ALL_MODULES)),$(if $(filter APPS,$(ALL_MODULES.$(m).CLASS)),$(m)))
Joe Onorato16fa4b22010-06-09 16:35:58 -0700729 else
730 unbundled_build_modules := $(TARGET_BUILD_APPS)
731 endif
Guang Zhu0198d6e2010-04-23 11:54:37 -0700732
Joe Onorato16fa4b22010-06-09 16:35:58 -0700733 # dist the unbundled app.
Joe Onoratoda12daf2010-06-09 18:18:31 -0700734 $(call dist-for-goals,apps_only, \
Joe Onorato16fa4b22010-06-09 16:35:58 -0700735 $(foreach m,$(unbundled_build_modules),$(ALL_MODULES.$(m).INSTALLED)) \
Ying Wangebd5a9e2010-05-11 14:36:32 -0700736 )
Joe Onorato16fa4b22010-06-09 16:35:58 -0700737
Joe Onoratoda12daf2010-06-09 18:18:31 -0700738.PHONY: apps_only
739apps_only: $(unbundled_build_modules)
Joe Onorato16fa4b22010-06-09 16:35:58 -0700740
Joe Onoratoda12daf2010-06-09 18:18:31 -0700741droid: apps_only
742
743else # TARGET_BUILD_APPS
744 $(call dist-for-goals, droidcore, \
Joe Onorato16fa4b22010-06-09 16:35:58 -0700745 $(INTERNAL_UPDATE_PACKAGE_TARGET) \
746 $(INTERNAL_OTA_PACKAGE_TARGET) \
747 $(SYMBOLS_ZIP) \
748 $(APPS_ZIP) \
749 $(INTERNAL_EMULATOR_PACKAGE_TARGET) \
750 $(PACKAGE_STATS_FILE) \
751 $(INSTALLED_FILES_FILE) \
752 $(INSTALLED_BUILD_PROP_TARGET) \
753 $(BUILT_TARGET_FILES_PACKAGE) \
754 $(INSTALLED_ANDROID_INFO_TXT_TARGET) \
Ed Heyl8532aa02010-07-01 10:07:28 -0700755 $(INSTALLED_RAMDISK_TARGET) \
Ying Wang89686532011-12-16 11:27:52 -0800756 $(INSTALLED_FACTORY_RAMDISK_TARGET) \
Joe Onorato16fa4b22010-06-09 16:35:58 -0700757 )
758
Joe Onoratoda12daf2010-06-09 18:18:31 -0700759# Building a full system-- the default is to build droidcore
Ying Wang228fcef2010-12-08 20:07:48 -0800760droid: droidcore dist_files
Joe Onoratoda12daf2010-06-09 18:18:31 -0700761
Ying Wangf9cd36a2010-06-15 15:43:13 -0700762endif # TARGET_BUILD_APPS
763endif # droid in $(MAKECMDGOALS)
Ying Wang52911302010-05-26 13:13:56 -0700764
Joe Onoratoda12daf2010-06-09 18:18:31 -0700765
766.PHONY: droid tests
767tests: droidcore
The Android Open Source Project88b60792009-03-03 19:28:42 -0800768
Ying Wang01884142010-07-20 16:18:16 -0700769# phony target that include any targets in $(ALL_MODULES)
770.PHONY: all_modules
771all_modules: $(ALL_MODULES)
772
The Android Open Source Project88b60792009-03-03 19:28:42 -0800773.PHONY: docs
774docs: $(ALL_DOCS)
775
776.PHONY: sdk
777ALL_SDK_TARGETS := $(INTERNAL_SDK_TARGET)
778sdk: $(ALL_SDK_TARGETS)
Raphaelc4d47312011-02-15 16:09:36 -0800779ifneq ($(filter sdk win_sdk,$(MAKECMDGOALS)),)
780$(call dist-for-goals,sdk win_sdk, \
Ying Wangbe188ca2011-03-07 16:13:32 -0800781 $(ALL_SDK_TARGETS) \
782 $(SYMBOLS_ZIP) \
783 $(INSTALLED_BUILD_PROP_TARGET) \
784)
Ying Wanga37a2cb2010-04-28 12:59:51 -0700785endif
The Android Open Source Project88b60792009-03-03 19:28:42 -0800786
Ying Wang8b9b39e2010-02-25 20:20:43 -0800787.PHONY: samplecode
788sample_MODULES := $(sort $(call get-tagged-modules,samples))
789sample_APKS_DEST_PATH := $(TARGET_COMMON_OUT_ROOT)/samples
790sample_APKS_COLLECTION := \
791 $(foreach module,$(sample_MODULES),$(sample_APKS_DEST_PATH)/$(notdir $(module)))
792$(foreach module,$(sample_MODULES),$(eval $(call \
793 copy-one-file,$(module),$(sample_APKS_DEST_PATH)/$(notdir $(module)))))
794sample_ADDITIONAL_INSTALLED := \
795 $(filter-out $(modules_to_install) $(modules_to_check) $(ALL_PREBUILT),$(sample_MODULES))
796samplecode: $(sample_APKS_COLLECTION)
797 @echo "Collect sample code apks: $^"
798 # remove apks that are not intended to be installed.
799 rm -f $(sample_ADDITIONAL_INSTALLED)
800
The Android Open Source Project88b60792009-03-03 19:28:42 -0800801.PHONY: findbugs
802findbugs: $(INTERNAL_FINDBUGS_HTML_TARGET) $(INTERNAL_FINDBUGS_XML_TARGET)
803
804.PHONY: clean
The Android Open Source Project88b60792009-03-03 19:28:42 -0800805clean:
The Android Open Source Project88b60792009-03-03 19:28:42 -0800806 @rm -rf $(OUT_DIR)
807 @echo "Entire build directory removed."
808
Joe Onoratodfc5e0c2010-09-03 13:25:11 -0400809.PHONY: clobber
810clobber: clean
811
The Android Open Source Project88b60792009-03-03 19:28:42 -0800812# The rules for dataclean and installclean are defined in cleanbuild.mk.
813
814#xxx scrape this from ALL_MODULE_NAME_TAGS
815.PHONY: modules
816modules:
817 @echo "Available sub-modules:"
818 @echo "$(call module-names-for-tag-list,$(ALL_MODULE_TAGS))" | \
Evan JIANGf3806922009-01-24 00:11:30 +0800819 tr -s ' ' '\n' | sort -u | $(COLUMN)
The Android Open Source Project88b60792009-03-03 19:28:42 -0800820
821.PHONY: showcommands
822showcommands:
823 @echo >/dev/null