main.mk revision d9ac1334191aa9d74094f16551697662cb48dfeb
1# Only use ANDROID_BUILD_SHELL to wrap around bash.
2# DO NOT use other shells such as zsh.
3ifdef ANDROID_BUILD_SHELL
4SHELL := $(ANDROID_BUILD_SHELL)
5else
6# 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
10endif
11
12# this turns off the suffix rules built into make
13.SUFFIXES:
14
15# this turns off the RCS / SCCS implicit rules of GNU Make
16% : RCS/%,v
17% : RCS/%
18% : %,v
19% : s.%
20% : SCCS/s.%
21
22# 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 problems when make strips off the
33# trailing "./" from paths in various places.
34#ifeq ($(TOP),.)
35#TOPDIR :=
36#else
37#TOPDIR := $(TOP)/
38#endif
39
40# Check for broken versions of make.
41# (Allow any version under Cygwin since we don't actually build the platform there.)
42ifeq (,$(findstring CYGWIN,$(shell uname -sm)))
43ifneq (1,$(strip $(shell expr $(MAKE_VERSION) \>= 3.81)))
44$(warning ********************************************************************************)
45$(warning *  You are using version $(MAKE_VERSION) of make.)
46$(warning *  Android can only be built by versions 3.81 and higher.)
47$(warning *  see https://source.android.com/source/download.html)
48$(warning ********************************************************************************)
49$(error stopping)
50endif
51endif
52
53# Absolute path of the present working direcotry.
54# This overrides the shell variable $PWD, which does not necessarily points to
55# the top of the source tree, for example when "make -C" is used in m/mm/mmm.
56PWD := $(shell pwd)
57
58TOP := .
59TOPDIR :=
60
61BUILD_SYSTEM := $(TOPDIR)build/core
62
63# This is the default target.  It must be the first declared target.
64.PHONY: droid
65DEFAULT_GOAL := droid
66$(DEFAULT_GOAL):
67
68# Used to force goals to build.  Only use for conditionally defined goals.
69.PHONY: FORCE
70FORCE:
71
72# These goals don't need to collect and include Android.mks/CleanSpec.mks
73# in the source tree.
74dont_bother_goals := clean clobber dataclean installclean \
75    help out \
76    snod systemimage-nodeps \
77    stnod systemtarball-nodeps \
78    userdataimage-nodeps userdatatarball-nodeps \
79    cacheimage-nodeps \
80    vendorimage-nodeps \
81    ramdisk-nodeps \
82    bootimage-nodeps \
83    recoveryimage-nodeps
84
85ifneq ($(filter $(dont_bother_goals), $(MAKECMDGOALS)),)
86dont_bother := true
87endif
88
89# Targets that provide quick help on the build system.
90include $(BUILD_SYSTEM)/help.mk
91
92# Set up various standard variables based on configuration
93# and host information.
94include $(BUILD_SYSTEM)/config.mk
95
96# CTS-specific config.
97-include cts/build/config.mk
98
99# This allows us to force a clean build - included after the config.mk
100# environment setup is done, but before we generate any dependencies.  This
101# file does the rm -rf inline so the deps which are all done below will
102# be generated correctly
103include $(BUILD_SYSTEM)/cleanbuild.mk
104
105# Include the google-specific config
106-include vendor/google/build/config.mk
107
108VERSION_CHECK_SEQUENCE_NUMBER := 5
109-include $(OUT_DIR)/versions_checked.mk
110ifneq ($(VERSION_CHECK_SEQUENCE_NUMBER),$(VERSIONS_CHECKED))
111
112$(info Checking build tools versions...)
113
114ifneq ($(HOST_OS),windows)
115# check for a case sensitive file system
116ifneq (a,$(shell mkdir -p $(OUT_DIR) ; \
117                echo a > $(OUT_DIR)/casecheck.txt; \
118                    echo B > $(OUT_DIR)/CaseCheck.txt; \
119                cat $(OUT_DIR)/casecheck.txt))
120$(warning ************************************************************)
121$(warning You are building on a case-insensitive filesystem.)
122$(warning Please move your source tree to a case-sensitive filesystem.)
123$(warning ************************************************************)
124$(error Case-insensitive filesystems not supported)
125endif
126endif
127
128# Make sure that there are no spaces in the absolute path; the
129# build system can't deal with them.
130ifneq ($(words $(shell pwd)),1)
131$(warning ************************************************************)
132$(warning You are building in a directory whose absolute path contains)
133$(warning a space character:)
134$(warning $(space))
135$(warning "$(shell pwd)")
136$(warning $(space))
137$(warning Please move your source tree to a path that does not contain)
138$(warning any spaces.)
139$(warning ************************************************************)
140$(error Directory names containing spaces not supported)
141endif
142
143java_version_str := $(shell unset _JAVA_OPTIONS && java -version 2>&1)
144javac_version_str := $(shell unset _JAVA_OPTIONS && javac -version 2>&1)
145
146# Check for the correct version of java, should be 1.7 by
147# default, and 1.8 if EXPERIMENTAL_USE_JAVA8 is set
148ifneq ($(EXPERIMENTAL_USE_JAVA8),)
149required_version := "1.8.x"
150required_javac_version := "1.8"
151java_version := $(shell echo '$(java_version_str)' | grep 'openjdk .*[ "]1\.8[\. "$$]')
152javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.8[\. "$$]')
153else # default
154required_version := "1.7.x"
155required_javac_version := "1.7"
156java_version := $(shell echo '$(java_version_str)' | grep '^java .*[ "]1\.7[\. "$$]')
157javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.7[\. "$$]')
158endif # if EXPERIMENTAL_USE_JAVA8
159
160ifeq ($(strip $(java_version)),)
161$(info ************************************************************)
162$(info You are attempting to build with the incorrect version)
163$(info of java.)
164$(info $(space))
165$(info Your version is: $(java_version_str).)
166$(info The required version is: $(required_version))
167$(info $(space))
168$(info Please follow the machine setup instructions at)
169$(info $(space)$(space)$(space)$(space)https://source.android.com/source/initializing.html)
170$(info ************************************************************)
171$(error stop)
172endif
173
174# Check for the current JDK.
175#
176# For Java 1.7, we require OpenJDK on linux and Oracle JDK on Mac OS.
177requires_openjdk := false
178ifeq ($(BUILD_OS),linux)
179requires_openjdk := true
180endif
181
182
183# Check for the current jdk
184ifeq ($(requires_openjdk), true)
185# The user asked for java7 openjdk, so check that the host
186# java version is really openjdk
187ifeq ($(shell echo '$(java_version_str)' | grep -i openjdk),)
188$(info ************************************************************)
189$(info You asked for an OpenJDK 7 build but your version is)
190$(info $(java_version_str).)
191$(info ************************************************************)
192$(error stop)
193endif # java version is not OpenJdk
194else # if requires_openjdk
195ifneq ($(shell echo '$(java_version_str)' | grep -i openjdk),)
196$(info ************************************************************)
197$(info You are attempting to build with an unsupported JDK.)
198$(info $(space))
199$(info You use OpenJDK but only Sun/Oracle JDK is supported.)
200$(info Please follow the machine setup instructions at)
201$(info $(space)$(space)$(space)$(space)https://source.android.com/source/download.html)
202$(info ************************************************************)
203$(error stop)
204endif # java version is not Sun Oracle JDK
205endif # if requires_openjdk
206
207# Check for the correct version of javac
208ifeq ($(strip $(javac_version)),)
209$(info ************************************************************)
210$(info You are attempting to build with the incorrect version)
211$(info of javac.)
212$(info $(space))
213$(info Your version is: $(javac_version_str).)
214$(info The required version is: $(required_javac_version))
215$(info $(space))
216$(info Please follow the machine setup instructions at)
217$(info $(space)$(space)$(space)$(space)https://source.android.com/source/download.html)
218$(info ************************************************************)
219$(error stop)
220endif
221
222
223ifndef BUILD_EMULATOR
224  # Emulator binaries are now provided under prebuilts/android-emulator/
225  BUILD_EMULATOR := false
226endif
227
228$(shell echo 'VERSIONS_CHECKED := $(VERSION_CHECK_SEQUENCE_NUMBER)' \
229        > $(OUT_DIR)/versions_checked.mk)
230$(shell echo 'BUILD_EMULATOR ?= $(BUILD_EMULATOR)' \
231        >> $(OUT_DIR)/versions_checked.mk)
232endif
233
234# These are the modifier targets that don't do anything themselves, but
235# change the behavior of the build.
236# (must be defined before including definitions.make)
237INTERNAL_MODIFIER_TARGETS := showcommands all
238
239# EMMA_INSTRUMENT_STATIC merges the static emma library to each emma-enabled module.
240ifeq (true,$(EMMA_INSTRUMENT_STATIC))
241EMMA_INSTRUMENT := true
242endif
243
244# Bring in standard build system definitions.
245include $(BUILD_SYSTEM)/definitions.mk
246
247# Bring in dex_preopt.mk
248include $(BUILD_SYSTEM)/dex_preopt.mk
249
250ifneq ($(filter user userdebug eng,$(MAKECMDGOALS)),)
251$(info ***************************************************************)
252$(info ***************************************************************)
253$(info Do not pass '$(filter user userdebug eng,$(MAKECMDGOALS))' on \
254       the make command line.)
255$(info Set TARGET_BUILD_VARIANT in buildspec.mk, or use lunch or)
256$(info choosecombo.)
257$(info ***************************************************************)
258$(info ***************************************************************)
259$(error stopping)
260endif
261
262ifneq ($(filter-out $(INTERNAL_VALID_VARIANTS),$(TARGET_BUILD_VARIANT)),)
263$(info ***************************************************************)
264$(info ***************************************************************)
265$(info Invalid variant: $(TARGET_BUILD_VARIANT))
266$(info Valid values are: $(INTERNAL_VALID_VARIANTS))
267$(info ***************************************************************)
268$(info ***************************************************************)
269$(error stopping)
270endif
271
272# -----------------------------------------------------------------
273# Variable to check java support level inside PDK build.
274# Not necessary if the components is not in PDK.
275# not defined : not supported
276# "sdk" : sdk API only
277# "platform" : platform API supproted
278TARGET_BUILD_JAVA_SUPPORT_LEVEL := platform
279
280# -----------------------------------------------------------------
281# The pdk (Platform Development Kit) build
282include build/core/pdk_config.mk
283
284# -----------------------------------------------------------------
285###
286### In this section we set up the things that are different
287### between the build variants
288###
289
290is_sdk_build :=
291
292ifneq ($(filter sdk win_sdk sdk_addon,$(MAKECMDGOALS)),)
293is_sdk_build := true
294endif
295
296# Add build properties for ART. These define system properties used by installd
297# to pass flags to dex2oat.
298ADDITIONAL_BUILD_PROPERTIES += persist.sys.dalvik.vm.lib.2=libart
299ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.isa.$(TARGET_ARCH).variant=$(DEX2OAT_TARGET_CPU_VARIANT)
300ifneq ($(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES),)
301  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.isa.$(TARGET_ARCH).features=$(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
302endif
303
304ifdef TARGET_2ND_ARCH
305  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.isa.$(TARGET_2ND_ARCH).variant=$($(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_CPU_VARIANT)
306  ifneq ($($(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES),)
307    ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.isa.$(TARGET_2ND_ARCH).features=$($(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
308  endif
309endif
310
311## user/userdebug ##
312
313user_variant := $(filter user userdebug,$(TARGET_BUILD_VARIANT))
314enable_target_debugging := true
315tags_to_install :=
316ifneq (,$(user_variant))
317  # Target is secure in user builds.
318  ADDITIONAL_DEFAULT_PROPERTIES += ro.secure=1
319
320  ifeq ($(user_variant),userdebug)
321    # Pick up some extra useful tools
322    tags_to_install += debug
323  else
324    # Disable debugging in plain user builds.
325    enable_target_debugging :=
326  endif
327
328  # Turn on Dalvik preoptimization for user builds, but only if not
329  # explicitly disabled and the build is running on Linux (since host
330  # Dalvik isn't built for non-Linux hosts).
331  ifeq (,$(WITH_DEXPREOPT))
332    ifeq ($(user_variant),user)
333      ifeq ($(HOST_OS),linux)
334        # TODO: turn on WITH_DEXPREOPT for libart user builds.
335        # WITH_DEXPREOPT := true
336      endif
337    endif
338  endif
339
340  # Disallow mock locations by default for user builds
341  ADDITIONAL_DEFAULT_PROPERTIES += ro.allow.mock.location=0
342
343else # !user_variant
344  # Turn on checkjni for non-user builds.
345  ADDITIONAL_BUILD_PROPERTIES += ro.kernel.android.checkjni=1
346  # Set device insecure for non-user builds.
347  ADDITIONAL_DEFAULT_PROPERTIES += ro.secure=0
348  # Allow mock locations by default for non user builds
349  ADDITIONAL_DEFAULT_PROPERTIES += ro.allow.mock.location=1
350endif # !user_variant
351
352ifeq (true,$(strip $(enable_target_debugging)))
353  # Target is more debuggable and adbd is on by default
354  ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=1
355  # Enable Dalvik lock contention logging.
356  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.lockprof.threshold=500
357  # Include the debugging/testing OTA keys in this build.
358  INCLUDE_TEST_OTA_KEYS := true
359else # !enable_target_debugging
360  # Target is less debuggable and adbd is off by default
361  ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=0
362endif # !enable_target_debugging
363
364## eng ##
365
366ifeq ($(TARGET_BUILD_VARIANT),eng)
367tags_to_install := debug eng
368ifneq ($(filter ro.setupwizard.mode=ENABLED, $(call collapse-pairs, $(ADDITIONAL_BUILD_PROPERTIES))),)
369  # Don't require the setup wizard on eng builds
370  ADDITIONAL_BUILD_PROPERTIES := $(filter-out ro.setupwizard.mode=%,\
371          $(call collapse-pairs, $(ADDITIONAL_BUILD_PROPERTIES))) \
372          ro.setupwizard.mode=OPTIONAL
373endif
374ifndef is_sdk_build
375  # Don't verify or compile the image on eng builds to speed startup.
376  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.image-dex2oat-filter=verify-at-runtime
377  # Don't verify or compile apps on eng builds to speed startup.
378  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.dex2oat-filter=verify-at-runtime
379endif
380  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.usejit=true
381endif
382
383## sdk ##
384
385ifdef is_sdk_build
386
387# Detect if we want to build a repository for the SDK
388sdk_repo_goal := $(strip $(filter sdk_repo,$(MAKECMDGOALS)))
389MAKECMDGOALS := $(strip $(filter-out sdk_repo,$(MAKECMDGOALS)))
390
391ifneq ($(words $(filter-out $(INTERNAL_MODIFIER_TARGETS) checkbuild emulator_tests target-files-package,$(MAKECMDGOALS))),1)
392$(error The 'sdk' target may not be specified with any other targets)
393endif
394
395# TODO: this should be eng I think.  Since the sdk is built from the eng
396# variant.
397tags_to_install := debug eng
398ADDITIONAL_BUILD_PROPERTIES += xmpp.auto-presence=true
399ADDITIONAL_BUILD_PROPERTIES += ro.config.nocheckin=yes
400else # !sdk
401endif
402
403BUILD_WITHOUT_PV := true
404
405ADDITIONAL_BUILD_PROPERTIES += net.bt.name=Android
406
407# enable vm tracing in files for now to help track
408# the cause of ANRs in the content process
409ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.stack-trace-file=/data/anr/traces.txt
410
411# ------------------------------------------------------------
412# Define a function that, given a list of module tags, returns
413# non-empty if that module should be installed in /system.
414
415# For most goals, anything not tagged with the "tests" tag should
416# be installed in /system.
417define should-install-to-system
418$(if $(filter tests,$(1)),,true)
419endef
420
421ifdef is_sdk_build
422# For the sdk goal, anything with the "samples" tag should be
423# installed in /data even if that module also has "eng"/"debug"/"user".
424define should-install-to-system
425$(if $(filter samples tests,$(1)),,true)
426endef
427endif
428
429
430# If they only used the modifier goals (showcommands, etc), we'll actually
431# build the default target.
432ifeq ($(filter-out $(INTERNAL_MODIFIER_TARGETS),$(MAKECMDGOALS)),)
433.PHONY: $(INTERNAL_MODIFIER_TARGETS)
434$(INTERNAL_MODIFIER_TARGETS): $(DEFAULT_GOAL)
435endif
436
437# Bring in all modules that need to be built.
438ifeq ($(HOST_OS),windows)
439SDK_ONLY := true
440endif
441
442ifeq ($(SDK_ONLY),true)
443include $(TOPDIR)sdk/build/windows_sdk_whitelist.mk
444include $(TOPDIR)development/build/windows_sdk_whitelist.mk
445
446# Exclude tools/acp when cross-compiling windows under linux
447ifeq ($(findstring Linux,$(UNAME)),)
448subdirs += build/tools/acp
449endif
450
451else	# !SDK_ONLY
452#
453# Typical build; include any Android.mk files we can find.
454#
455subdirs := $(TOP)
456
457FULL_BUILD := true
458
459endif	# !SDK_ONLY
460
461# Before we go and include all of the module makefiles, stash away
462# the PRODUCT_* values so that later we can verify they are not modified.
463stash_product_vars:=true
464ifeq ($(stash_product_vars),true)
465  $(call stash-product-vars, __STASHED)
466endif
467
468ifneq ($(ONE_SHOT_MAKEFILE),)
469# We've probably been invoked by the "mm" shell function
470# with a subdirectory's makefile.
471include $(ONE_SHOT_MAKEFILE)
472# Change CUSTOM_MODULES to include only modules that were
473# defined by this makefile; this will install all of those
474# modules as a side-effect.  Do this after including ONE_SHOT_MAKEFILE
475# so that the modules will be installed in the same place they
476# would have been with a normal make.
477CUSTOM_MODULES := $(sort $(call get-tagged-modules,$(ALL_MODULE_TAGS)))
478FULL_BUILD :=
479# Stub out the notice targets, which probably aren't defined
480# when using ONE_SHOT_MAKEFILE.
481NOTICE-HOST-%: ;
482NOTICE-TARGET-%: ;
483
484# A helper goal printing out install paths
485.PHONY: GET-INSTALL-PATH
486GET-INSTALL-PATH:
487	@$(foreach m, $(ALL_MODULES), $(if $(ALL_MODULES.$(m).INSTALLED), \
488		echo 'INSTALL-PATH: $(m) $(ALL_MODULES.$(m).INSTALLED)';))
489
490else # ONE_SHOT_MAKEFILE
491
492ifneq ($(dont_bother),true)
493#
494# Include all of the makefiles in the system
495#
496
497# Can't use first-makefiles-under here because
498# --mindepth=2 makes the prunes not work.
499subdir_makefiles := \
500	$(shell build/tools/findleaves.py --prune=$(OUT_DIR) --prune=.repo --prune=.git $(subdirs) Android.mk)
501
502$(foreach mk, $(subdir_makefiles), $(info including $(mk) ...)$(eval include $(mk)))
503
504endif # dont_bother
505
506endif # ONE_SHOT_MAKEFILE
507
508# Now with all Android.mks loaded we can do post cleaning steps.
509include $(BUILD_SYSTEM)/post_clean.mk
510
511ifeq ($(stash_product_vars),true)
512  $(call assert-product-vars, __STASHED)
513endif
514
515include $(BUILD_SYSTEM)/legacy_prebuilts.mk
516ifneq ($(filter-out $(GRANDFATHERED_ALL_PREBUILT),$(strip $(notdir $(ALL_PREBUILT)))),)
517  $(warning *** Some files have been added to ALL_PREBUILT.)
518  $(warning *)
519  $(warning * ALL_PREBUILT is a deprecated mechanism that)
520  $(warning * should not be used for new files.)
521  $(warning * As an alternative, use PRODUCT_COPY_FILES in)
522  $(warning * the appropriate product definition.)
523  $(warning * build/target/product/core.mk is the product)
524  $(warning * definition used in all products.)
525  $(warning *)
526  $(foreach bad_prebuilt,$(filter-out $(GRANDFATHERED_ALL_PREBUILT),$(strip $(notdir $(ALL_PREBUILT)))),$(warning * unexpected $(bad_prebuilt) in ALL_PREBUILT))
527  $(warning *)
528  $(error ALL_PREBUILT contains unexpected files)
529endif
530
531# -------------------------------------------------------------------
532# All module makefiles have been included at this point.
533# -------------------------------------------------------------------
534
535
536# -------------------------------------------------------------------
537# Fix up CUSTOM_MODULES to refer to installed files rather than
538# just bare module names.  Leave unknown modules alone in case
539# they're actually full paths to a particular file.
540known_custom_modules := $(filter $(ALL_MODULES),$(CUSTOM_MODULES))
541unknown_custom_modules := $(filter-out $(ALL_MODULES),$(CUSTOM_MODULES))
542CUSTOM_MODULES := \
543	$(call module-installed-files,$(known_custom_modules)) \
544	$(unknown_custom_modules)
545
546# -------------------------------------------------------------------
547# Define dependencies for modules that require other modules.
548# This can only happen now, after we've read in all module makefiles.
549#
550# TODO: deal with the fact that a bare module name isn't
551# unambiguous enough.  Maybe declare short targets like
552# APPS:Quake or HOST:SHARED_LIBRARIES:libutils.
553# BUG: the system image won't know to depend on modules that are
554# brought in as requirements of other modules.
555#
556# Resolve the required module name to 32-bit or 64-bit variant.
557# Get a list of corresponding 32-bit module names, if one exists.
558define get-32-bit-modules
559$(strip $(foreach m,$(1),\
560  $(if $(ALL_MODULES.$(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX).CLASS),\
561    $(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX))))
562endef
563# Get a list of corresponding 32-bit module names, if one exists;
564# otherwise return the original module name
565define get-32-bit-modules-if-we-can
566$(strip $(foreach m,$(1),\
567  $(if $(ALL_MODULES.$(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX).CLASS),\
568    $(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX),
569    $(m))))
570endef
571
572# If a module is built for 32-bit, the required modules must be 32-bit too;
573# Otherwise if the module is an exectuable or shared library,
574#   the required modules must be 64-bit;
575#   otherwise we require both 64-bit and 32-bit variant, if one exists.
576$(foreach m,$(ALL_MODULES),\
577  $(eval r := $(ALL_MODULES.$(m).REQUIRED))\
578  $(if $(r),\
579    $(if $(ALL_MODULES.$(m).FOR_2ND_ARCH),\
580      $(eval r_r := $(call get-32-bit-modules-if-we-can,$(r))),\
581      $(if $(filter EXECUTABLES SHARED_LIBRARIES,$(ALL_MODULES.$(m).CLASS)),\
582        $(eval r_r := $(r)),\
583        $(eval r_r := $(r) $(call get-32-bit-modules,$(r)))\
584       )\
585     )\
586     $(eval ALL_MODULES.$(m).REQUIRED := $(strip $(r_r)))\
587  )\
588)
589r_r :=
590
591define add-required-deps
592$(1): | $(2)
593endef
594
595$(foreach m,$(ALL_MODULES), \
596  $(eval r := $(ALL_MODULES.$(m).REQUIRED)) \
597  $(if $(r), \
598    $(eval r := $(call module-installed-files,$(r))) \
599    $(eval t_m := $(filter $(TARGET_OUT_ROOT)/%, $(ALL_MODULES.$(m).INSTALLED))) \
600    $(eval h_m := $(filter $(HOST_OUT_ROOT)/%, $(ALL_MODULES.$(m).INSTALLED))) \
601    $(eval t_r := $(filter $(TARGET_OUT_ROOT)/%, $(r))) \
602    $(eval h_r := $(filter $(HOST_OUT_ROOT)/%, $(r))) \
603    $(eval t_m := $(filter-out $(t_r), $(t_m))) \
604    $(eval h_m := $(filter-out $(h_r), $(h_m))) \
605    $(if $(t_m), $(eval $(call add-required-deps, $(t_m),$(t_r)))) \
606    $(if $(h_m), $(eval $(call add-required-deps, $(h_m),$(h_r)))) \
607   ) \
608 )
609
610t_m :=
611h_m :=
612t_r :=
613h_r :=
614
615# Establish the dependecies on the shared libraries.
616# It also adds the shared library module names to ALL_MODULES.$(m).REQUIRED,
617# so they can be expanded to product_MODULES later.
618# $(1): TARGET_ or HOST_.
619# $(2): non-empty for 2nd arch.
620define resolve-shared-libs-depes
621$(foreach m,$($(if $(2),$($(1)2ND_ARCH_VAR_PREFIX))$(1)DEPENDENCIES_ON_SHARED_LIBRARIES),\
622  $(eval p := $(subst :,$(space),$(m)))\
623  $(eval mod := $(firstword $(p)))\
624  $(eval deps := $(subst $(comma),$(space),$(lastword $(p))))\
625  $(if $(2),$(eval deps := $(addsuffix $($(1)2ND_ARCH_MODULE_SUFFIX),$(deps))))\
626  $(eval r := $(filter $($(1)OUT_ROOT)/%,$(call module-installed-files,\
627    $(deps))))\
628  $(eval $(call add-required-deps,$(word 2,$(p)),$(r)))\
629  $(eval ALL_MODULES.$(mod).REQUIRED += $(deps)))
630endef
631
632$(call resolve-shared-libs-depes,TARGET_)
633ifdef TARGET_2ND_ARCH
634$(call resolve-shared-libs-depes,TARGET_,true)
635endif
636$(call resolve-shared-libs-depes,HOST_)
637ifdef HOST_2ND_ARCH
638$(call resolve-shared-libs-depes,HOST_,true)
639endif
640
641m :=
642r :=
643p :=
644deps :=
645add-required-deps :=
646
647# -------------------------------------------------------------------
648# Figure out our module sets.
649#
650# Of the modules defined by the component makefiles,
651# determine what we actually want to build.
652
653###########################################################
654## Expand a module name list with REQUIRED modules
655###########################################################
656# $(1): The variable name that holds the initial module name list.
657#       the variable will be modified to hold the expanded results.
658# $(2): The initial module name list.
659# Returns empty string (maybe with some whitespaces).
660define expand-required-modules
661$(eval _erm_new_modules := $(sort $(filter-out $($(1)),\
662  $(foreach m,$(2),$(ALL_MODULES.$(m).REQUIRED)))))\
663$(if $(_erm_new_modules),$(eval $(1) += $(_erm_new_modules))\
664  $(call expand-required-modules,$(1),$(_erm_new_modules)))
665endef
666
667ifdef FULL_BUILD
668  # The base list of modules to build for this product is specified
669  # by the appropriate product definition file, which was included
670  # by product_config.mk.
671  product_MODULES := $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES)
672  # Filter out the overridden packages before doing expansion
673  product_MODULES := $(filter-out $(foreach p, $(product_MODULES), \
674      $(PACKAGES.$(p).OVERRIDES)), $(product_MODULES))
675
676  # Resolve the :32 :64 module name
677  modules_32 := $(patsubst %:32,%,$(filter %:32, $(product_MODULES)))
678  modules_64 := $(patsubst %:64,%,$(filter %:64, $(product_MODULES)))
679  modules_rest := $(filter-out %:32 %:64,$(product_MODULES))
680  # Note for 32-bit product, $(modules_32) and $(modules_64) will be
681  # added as their original module names.
682  product_MODULES := $(call get-32-bit-modules-if-we-can, $(modules_32))
683  product_MODULES += $(modules_64)
684  # For the rest we add both
685  product_MODULES += $(call get-32-bit-modules, $(modules_rest))
686  product_MODULES += $(modules_rest)
687
688  $(call expand-required-modules,product_MODULES,$(product_MODULES))
689
690  product_FILES := $(call module-installed-files, $(product_MODULES))
691  ifeq (0,1)
692    $(info product_FILES for $(TARGET_DEVICE) ($(INTERNAL_PRODUCT)):)
693    $(foreach p,$(product_FILES),$(info :   $(p)))
694    $(error done)
695  endif
696else
697  # We're not doing a full build, and are probably only including
698  # a subset of the module makefiles.  Don't try to build any modules
699  # requested by the product, because we probably won't have rules
700  # to build them.
701  product_FILES :=
702endif
703
704eng_MODULES := $(sort \
705        $(call get-tagged-modules,eng) \
706        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_ENG)) \
707    )
708debug_MODULES := $(sort \
709        $(call get-tagged-modules,debug) \
710        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_DEBUG)) \
711    )
712tests_MODULES := $(sort \
713        $(call get-tagged-modules,tests) \
714        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_TESTS)) \
715    )
716
717# TODO: Remove the 3 places in the tree that use ALL_DEFAULT_INSTALLED_MODULES
718# and get rid of it from this list.
719modules_to_install := $(sort \
720    $(ALL_DEFAULT_INSTALLED_MODULES) \
721    $(product_FILES) \
722    $(foreach tag,$(tags_to_install),$($(tag)_MODULES)) \
723    $(CUSTOM_MODULES) \
724  )
725
726# Some packages may override others using LOCAL_OVERRIDES_PACKAGES.
727# Filter out (do not install) any overridden packages.
728overridden_packages := $(call get-package-overrides,$(modules_to_install))
729ifdef overridden_packages
730#  old_modules_to_install := $(modules_to_install)
731  modules_to_install := \
732      $(filter-out $(foreach p,$(overridden_packages),$(p) %/$(p).apk), \
733          $(modules_to_install))
734endif
735#$(error filtered out
736#           $(filter-out $(modules_to_install),$(old_modules_to_install)))
737
738# Don't include any GNU targets in the SDK.  It's ok (and necessary)
739# to build the host tools, but nothing that's going to be installed
740# on the target (including static libraries).
741ifdef is_sdk_build
742  target_gnu_MODULES := \
743              $(filter \
744                      $(TARGET_OUT_INTERMEDIATES)/% \
745                      $(TARGET_OUT)/% \
746                      $(TARGET_OUT_DATA)/%, \
747                              $(sort $(call get-tagged-modules,gnu)))
748  $(info Removing from sdk:)$(foreach d,$(target_gnu_MODULES),$(info : $(d)))
749  modules_to_install := \
750              $(filter-out $(target_gnu_MODULES),$(modules_to_install))
751
752  # Ensure every module listed in PRODUCT_PACKAGES* gets something installed
753  # TODO: Should we do this for all builds and not just the sdk?
754  dangling_modules :=
755  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES), \
756    $(if $(strip $(ALL_MODULES.$(m).INSTALLED) $(ALL_MODULES.$(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX).INSTALLED)),,\
757      $(eval dangling_modules += $(m))))
758  ifneq ($(dangling_modules),)
759    $(warning: Modules '$(dangling_modules)' in PRODUCT_PACKAGES have nothing to install!)
760  endif
761  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_DEBUG), \
762    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
763      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_DEBUG has nothing to install!)))
764  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_ENG), \
765    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
766      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_ENG has nothing to install!)))
767  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_TESTS), \
768    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
769      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_TESTS has nothing to install!)))
770endif
771
772# build/core/Makefile contains extra stuff that we don't want to pollute this
773# top-level makefile with.  It expects that ALL_DEFAULT_INSTALLED_MODULES
774# contains everything that's built during the current make, but it also further
775# extends ALL_DEFAULT_INSTALLED_MODULES.
776ALL_DEFAULT_INSTALLED_MODULES := $(modules_to_install)
777include $(BUILD_SYSTEM)/Makefile
778modules_to_install := $(sort $(ALL_DEFAULT_INSTALLED_MODULES))
779ALL_DEFAULT_INSTALLED_MODULES :=
780
781
782# These are additional goals that we build, in order to make sure that there
783# is as little code as possible in the tree that doesn't build.
784modules_to_check := $(foreach m,$(ALL_MODULES),$(ALL_MODULES.$(m).CHECKED))
785
786# If you would like to build all goals, and not skip any intermediate
787# steps, you can pass the "all" modifier goal on the commandline.
788ifneq ($(filter all,$(MAKECMDGOALS)),)
789modules_to_check += $(foreach m,$(ALL_MODULES),$(ALL_MODULES.$(m).BUILT))
790endif
791
792# for easier debugging
793modules_to_check := $(sort $(modules_to_check))
794#$(error modules_to_check $(modules_to_check))
795
796# -------------------------------------------------------------------
797# This is used to to get the ordering right, you can also use these,
798# but they're considered undocumented, so don't complain if their
799# behavior changes.
800.PHONY: prebuilt
801prebuilt: $(ALL_PREBUILT)
802
803# An internal target that depends on all copied headers
804# (see copy_headers.make).  Other targets that need the
805# headers to be copied first can depend on this target.
806.PHONY: all_copied_headers
807all_copied_headers: ;
808
809$(ALL_C_CPP_ETC_OBJECTS): | all_copied_headers
810
811# All the droid stuff, in directories
812.PHONY: files
813files: prebuilt \
814        $(modules_to_install) \
815        $(INSTALLED_ANDROID_INFO_TXT_TARGET)
816
817# -------------------------------------------------------------------
818
819.PHONY: checkbuild
820checkbuild: $(modules_to_check)
821ifeq (true,$(ANDROID_BUILD_EVERYTHING_BY_DEFAULT)$(filter $(MAKECMDGOALS),checkbuild))
822droid: checkbuild
823else
824# ANDROID_BUILD_EVERYTHING_BY_DEFAULT not set, or checkbuild is one of the cmd goals.
825checkbuild: droid
826endif
827
828.PHONY: ramdisk
829ramdisk: $(INSTALLED_RAMDISK_TARGET)
830
831.PHONY: systemtarball
832systemtarball: $(INSTALLED_SYSTEMTARBALL_TARGET)
833
834.PHONY: boottarball
835boottarball: $(INSTALLED_BOOTTARBALL_TARGET)
836
837.PHONY: userdataimage
838userdataimage: $(INSTALLED_USERDATAIMAGE_TARGET)
839
840ifneq (,$(filter userdataimage, $(MAKECMDGOALS)))
841$(call dist-for-goals, userdataimage, $(BUILT_USERDATAIMAGE_TARGET))
842endif
843
844.PHONY: userdatatarball
845userdatatarball: $(INSTALLED_USERDATATARBALL_TARGET)
846
847.PHONY: cacheimage
848cacheimage: $(INSTALLED_CACHEIMAGE_TARGET)
849
850.PHONY: vendorimage
851vendorimage: $(INSTALLED_VENDORIMAGE_TARGET)
852
853.PHONY: bootimage
854bootimage: $(INSTALLED_BOOTIMAGE_TARGET)
855
856# phony target that include any targets in $(ALL_MODULES)
857.PHONY: all_modules
858ifndef BUILD_MODULES_IN_PATHS
859all_modules: $(ALL_MODULES)
860else
861# BUILD_MODULES_IN_PATHS is a list of paths relative to the top of the tree
862module_path_patterns := $(foreach p, $(BUILD_MODULES_IN_PATHS),\
863    $(if $(filter %/,$(p)),$(p)%,$(p)/%))
864my_all_modules := $(sort $(foreach m, $(ALL_MODULES),$(if $(filter\
865    $(module_path_patterns), $(addsuffix /,$(ALL_MODULES.$(m).PATH))),$(m))))
866all_modules: $(my_all_modules)
867endif
868
869
870# Build files and then package it into the rom formats
871.PHONY: droidcore
872droidcore: files \
873	systemimage \
874	$(INSTALLED_BOOTIMAGE_TARGET) \
875	$(INSTALLED_RECOVERYIMAGE_TARGET) \
876	$(INSTALLED_USERDATAIMAGE_TARGET) \
877	$(INSTALLED_CACHEIMAGE_TARGET) \
878	$(INSTALLED_VENDORIMAGE_TARGET) \
879	$(INSTALLED_FILES_FILE)
880
881# dist_files only for putting your library into the dist directory with a full build.
882.PHONY: dist_files
883
884ifneq ($(TARGET_BUILD_APPS),)
885  # If this build is just for apps, only build apps and not the full system by default.
886
887  unbundled_build_modules :=
888  ifneq ($(filter all,$(TARGET_BUILD_APPS)),)
889    # If they used the magic goal "all" then build all apps in the source tree.
890    unbundled_build_modules := $(foreach m,$(sort $(ALL_MODULES)),$(if $(filter APPS,$(ALL_MODULES.$(m).CLASS)),$(m)))
891  else
892    unbundled_build_modules := $(TARGET_BUILD_APPS)
893  endif
894
895  # Dist the installed files if they exist.
896  apps_only_installed_files := $(foreach m,$(unbundled_build_modules),$(ALL_MODULES.$(m).INSTALLED))
897  $(call dist-for-goals,apps_only, $(apps_only_installed_files))
898  # For uninstallable modules such as static Java library, we have to dist the built file,
899  # as <module_name>.<suffix>
900  apps_only_dist_built_files := $(foreach m,$(unbundled_build_modules),$(if $(ALL_MODULES.$(m).INSTALLED),,\
901      $(if $(ALL_MODULES.$(m).BUILT),$(ALL_MODULES.$(m).BUILT):$(m)$(suffix $(ALL_MODULES.$(m).BUILT)))\
902      $(if $(ALL_MODULES.$(m).AAR),$(ALL_MODULES.$(m).AAR):$(m).aar)\
903      ))
904  $(call dist-for-goals,apps_only, $(apps_only_dist_built_files))
905
906  ifeq ($(EMMA_INSTRUMENT),true)
907    $(EMMA_META_ZIP) : $(apps_only_installed_files)
908
909    $(call dist-for-goals,apps_only, $(EMMA_META_ZIP))
910  endif
911
912  $(PROGUARD_DICT_ZIP) : $(apps_only_installed_files)
913  $(call dist-for-goals,apps_only, $(PROGUARD_DICT_ZIP))
914
915  $(SYMBOLS_ZIP) : $(apps_only_installed_files)
916  $(call dist-for-goals,apps_only, $(SYMBOLS_ZIP))
917
918.PHONY: apps_only
919apps_only: $(unbundled_build_modules)
920
921droid: apps_only
922
923# Combine the NOTICE files for a apps_only build
924$(eval $(call combine-notice-files, \
925    $(target_notice_file_txt), \
926    $(target_notice_file_html), \
927    "Notices for files for apps:", \
928    $(TARGET_OUT_NOTICE_FILES), \
929    $(apps_only_installed_files)))
930
931
932else # TARGET_BUILD_APPS
933  $(call dist-for-goals, droidcore, \
934    $(INTERNAL_UPDATE_PACKAGE_TARGET) \
935    $(INTERNAL_OTA_PACKAGE_TARGET) \
936    $(SYMBOLS_ZIP) \
937    $(INSTALLED_FILES_FILE) \
938    $(INSTALLED_BUILD_PROP_TARGET) \
939    $(BUILT_TARGET_FILES_PACKAGE) \
940    $(INSTALLED_ANDROID_INFO_TXT_TARGET) \
941    $(INSTALLED_RAMDISK_TARGET) \
942   )
943
944  # Put a copy of the radio/bootloader files in the dist dir.
945  $(foreach f,$(INSTALLED_RADIOIMAGE_TARGET), \
946    $(call dist-for-goals, droidcore, $(f)))
947
948  ifneq ($(ANDROID_BUILD_EMBEDDED),true)
949  ifneq ($(TARGET_BUILD_PDK),true)
950    $(call dist-for-goals, droidcore, \
951      $(APPS_ZIP) \
952      $(INTERNAL_EMULATOR_PACKAGE_TARGET) \
953      $(PACKAGE_STATS_FILE) \
954    )
955  endif
956  endif
957
958  ifeq ($(EMMA_INSTRUMENT),true)
959    $(EMMA_META_ZIP) : $(INSTALLED_SYSTEMIMAGE)
960
961    $(call dist-for-goals, dist_files, $(EMMA_META_ZIP))
962  endif
963
964# Building a full system-- the default is to build droidcore
965droid: droidcore dist_files
966
967endif # TARGET_BUILD_APPS
968
969.PHONY: docs
970docs: $(ALL_DOCS)
971
972.PHONY: sdk
973ALL_SDK_TARGETS := $(INTERNAL_SDK_TARGET)
974sdk: $(ALL_SDK_TARGETS)
975$(call dist-for-goals,sdk win_sdk, \
976    $(ALL_SDK_TARGETS) \
977    $(SYMBOLS_ZIP) \
978    $(INSTALLED_BUILD_PROP_TARGET) \
979)
980
981# umbrella targets to assit engineers in verifying builds
982.PHONY: java native target host java-host java-target native-host native-target \
983        java-host-tests java-target-tests native-host-tests native-target-tests \
984        java-tests native-tests host-tests target-tests tests
985# some synonyms
986.PHONY: host-java target-java host-native target-native \
987        target-java-tests target-native-tests
988host-java : java-host
989target-java : java-target
990host-native : native-host
991target-native : native-target
992target-java-tests : java-target-tests
993target-native-tests : native-target-tests
994tests : host-tests target-tests
995
996# To catch more build breakage, check build tests modules in eng and userdebug builds.
997ifneq ($(TARGET_BUILD_PDK),true)
998ifneq ($(filter eng userdebug,$(TARGET_BUILD_VARIANT)),)
999droidcore : target-tests host-tests
1000endif
1001endif
1002
1003.PHONY: lintall
1004
1005ifneq (,$(filter samplecode, $(MAKECMDGOALS)))
1006.PHONY: samplecode
1007sample_MODULES := $(sort $(call get-tagged-modules,samples))
1008sample_APKS_DEST_PATH := $(TARGET_COMMON_OUT_ROOT)/samples
1009sample_APKS_COLLECTION := \
1010        $(foreach module,$(sample_MODULES),$(sample_APKS_DEST_PATH)/$(notdir $(module)))
1011$(foreach module,$(sample_MODULES),$(eval $(call \
1012        copy-one-file,$(module),$(sample_APKS_DEST_PATH)/$(notdir $(module)))))
1013sample_ADDITIONAL_INSTALLED := \
1014        $(filter-out $(modules_to_install) $(modules_to_check) $(ALL_PREBUILT),$(sample_MODULES))
1015samplecode: $(sample_APKS_COLLECTION)
1016	@echo "Collect sample code apks: $^"
1017	# remove apks that are not intended to be installed.
1018	rm -f $(sample_ADDITIONAL_INSTALLED)
1019endif  # samplecode in $(MAKECMDGOALS)
1020
1021.PHONY: findbugs
1022findbugs: $(INTERNAL_FINDBUGS_HTML_TARGET) $(INTERNAL_FINDBUGS_XML_TARGET)
1023
1024.PHONY: clean
1025clean:
1026	@rm -rf $(OUT_DIR)/*
1027	@echo "Entire build directory removed."
1028
1029.PHONY: clobber
1030clobber: clean
1031
1032# The rules for dataclean and installclean are defined in cleanbuild.mk.
1033
1034#xxx scrape this from ALL_MODULE_NAME_TAGS
1035.PHONY: modules
1036modules:
1037	@echo "Available sub-modules:"
1038	@echo "$(call module-names-for-tag-list,$(ALL_MODULE_TAGS))" | \
1039	      tr -s ' ' '\n' | sort -u | $(COLUMN)
1040
1041.PHONY: showcommands
1042showcommands:
1043	@echo >/dev/null
1044
1045.PHONY: nothing
1046nothing:
1047	@echo Successfully read the makefiles.
1048