main.mk revision 960f22c11dc282ef872080f8c1ad50bdff4a99ad 
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 probles when make strips off the
33# trailing "./" from paths in various places.
34#ifeq ($(TOP),.)
35#TOPDIR :=
36#else
37#TOPDIR := $(TOP)/
38#endif
39
40# Check for broken versions of make.
41# (Allow any version under Cygwin since we don't actually build the platform there.)
42ifeq (,$(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
84ifneq ($(filter $(dont_bother_goals), $(MAKECMDGOALS)),)
85dont_bother := true
86endif
87
88# Targets that provide quick help on the build system.
89include $(BUILD_SYSTEM)/help.mk
90
91# Set up various standard variables based on configuration
92# and host information.
93include $(BUILD_SYSTEM)/config.mk
94
95# This allows us to force a clean build - included after the config.mk
96# environment setup is done, but before we generate any dependencies.  This
97# file does the rm -rf inline so the deps which are all done below will
98# be generated correctly
99include $(BUILD_SYSTEM)/cleanbuild.mk
100
101# Include the google-specific config
102-include vendor/google/build/config.mk
103
104VERSION_CHECK_SEQUENCE_NUMBER := 5
105-include $(OUT_DIR)/versions_checked.mk
106ifneq ($(VERSION_CHECK_SEQUENCE_NUMBER),$(VERSIONS_CHECKED))
107
108$(info Checking build tools versions...)
109
110ifneq ($(HOST_OS),windows)
111# check for a case sensitive file system
112ifneq (a,$(shell mkdir -p $(OUT_DIR) ; \
113                echo a > $(OUT_DIR)/casecheck.txt; \
114                    echo B > $(OUT_DIR)/CaseCheck.txt; \
115                cat $(OUT_DIR)/casecheck.txt))
116$(warning ************************************************************)
117$(warning You are building on a case-insensitive filesystem.)
118$(warning Please move your source tree to a case-sensitive filesystem.)
119$(warning ************************************************************)
120$(error Case-insensitive filesystems not supported)
121endif
122endif
123
124# Make sure that there are no spaces in the absolute path; the
125# build system can't deal with them.
126ifneq ($(words $(shell pwd)),1)
127$(warning ************************************************************)
128$(warning You are building in a directory whose absolute path contains)
129$(warning a space character:)
130$(warning $(space))
131$(warning "$(shell pwd)")
132$(warning $(space))
133$(warning Please move your source tree to a path that does not contain)
134$(warning any spaces.)
135$(warning ************************************************************)
136$(error Directory names containing spaces not supported)
137endif
138
139java_version_str := $(shell unset _JAVA_OPTIONS && java -version 2>&1)
140javac_version_str := $(shell unset _JAVA_OPTIONS && javac -version 2>&1)
141
142# Check for the correct version of java, should be 1.7 by
143# default, and 1.8 if EXPERIMENTAL_USE_JAVA8 is set
144ifneq ($(EXPERIMENTAL_USE_JAVA8),)
145required_version := "1.8.x"
146required_javac_version := "1.8"
147java_version := $(shell echo '$(java_version_str)' | grep 'openjdk .*[ "]1\.8[\. "$$]')
148javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.8[\. "$$]')
149else # default
150required_version := "1.7.x"
151required_javac_version := "1.7"
152java_version := $(shell echo '$(java_version_str)' | grep '^java .*[ "]1\.7[\. "$$]')
153javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.7[\. "$$]')
154endif # if EXPERIMENTAL_USE_JAVA8
155
156ifeq ($(strip $(java_version)),)
157$(info ************************************************************)
158$(info You are attempting to build with the incorrect version)
159$(info of java.)
160$(info $(space))
161$(info Your version is: $(java_version_str).)
162$(info The required version is: $(required_version))
163$(info $(space))
164$(info Please follow the machine setup instructions at)
165$(info $(space)$(space)$(space)$(space)https://source.android.com/source/initializing.html)
166$(info ************************************************************)
167$(error stop)
168endif
169
170# Check for the current JDK.
171#
172# For Java 1.7, we require OpenJDK on linux and Oracle JDK on Mac OS.
173requires_openjdk := false
174ifeq ($(HOST_OS), linux)
175requires_openjdk := true
176endif
177
178
179# Check for the current jdk
180ifeq ($(requires_openjdk), true)
181# The user asked for java7 openjdk, so check that the host
182# java version is really openjdk
183ifeq ($(shell echo '$(java_version_str)' | grep -i openjdk),)
184$(info ************************************************************)
185$(info You are attempting to build with an unsupported JDK.)
186$(info $(space))
187$(info This build requires OpenJDK, but you are using:)
188$(info $(java_version_str).)
189$(info Please follow the machine setup instructions at)
190$(info $(space)$(space)$(space)$(space)https://source.android.com/source/download.html)
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        >> $(OUT_DIR)/versions_checked.mk)
232endif
233
234# These are the modifier targets that don't do anything themselves, but
235# change the behavior of the build.
236# (must be defined before including definitions.make)
237INTERNAL_MODIFIER_TARGETS := showcommands all incrementaljavac
238
239.PHONY: incrementaljavac
240incrementaljavac: ;
241
242# WARNING:
243# ENABLE_INCREMENTALJAVAC should NOT be enabled by default, because change of
244# a Java source file won't trigger rebuild of its dependent Java files.
245# You can only enable it by adding "incrementaljavac" to your make command line.
246# You are responsible for the correctness of the incremental build.
247# This may decrease incremental build time dramatically for large Java libraries,
248# such as core.jar, framework.jar, etc.
249ENABLE_INCREMENTALJAVAC :=
250ifneq (,$(filter incrementaljavac, $(MAKECMDGOALS)))
251ENABLE_INCREMENTALJAVAC := true
252MAKECMDGOALS := $(filter-out incrementaljavac, $(MAKECMDGOALS))
253endif
254
255# EMMA_INSTRUMENT_STATIC merges the static emma library to each emma-enabled module.
256ifeq (true,$(EMMA_INSTRUMENT_STATIC))
257EMMA_INSTRUMENT := true
258endif
259
260# Bring in standard build system definitions.
261include $(BUILD_SYSTEM)/definitions.mk
262
263# Bring in dex_preopt.mk
264include $(BUILD_SYSTEM)/dex_preopt.mk
265
266ifneq ($(filter user userdebug eng,$(MAKECMDGOALS)),)
267$(info ***************************************************************)
268$(info ***************************************************************)
269$(info Do not pass '$(filter user userdebug eng,$(MAKECMDGOALS))' on \
270       the make command line.)
271$(info Set TARGET_BUILD_VARIANT in buildspec.mk, or use lunch or)
272$(info choosecombo.)
273$(info ***************************************************************)
274$(info ***************************************************************)
275$(error stopping)
276endif
277
278ifneq ($(filter-out $(INTERNAL_VALID_VARIANTS),$(TARGET_BUILD_VARIANT)),)
279$(info ***************************************************************)
280$(info ***************************************************************)
281$(info Invalid variant: $(TARGET_BUILD_VARIANT)
282$(info Valid values are: $(INTERNAL_VALID_VARIANTS)
283$(info ***************************************************************)
284$(info ***************************************************************)
285$(error stopping)
286endif
287
288# -----------------------------------------------------------------
289# Variable to check java support level inside PDK build.
290# Not necessary if the components is not in PDK.
291# not defined : not supported
292# "sdk" : sdk API only
293# "platform" : platform API supproted
294TARGET_BUILD_JAVA_SUPPORT_LEVEL := platform
295
296# -----------------------------------------------------------------
297# The pdk (Platform Development Kit) build
298include build/core/pdk_config.mk
299
300# -----------------------------------------------------------------
301###
302### In this section we set up the things that are different
303### between the build variants
304###
305
306is_sdk_build :=
307
308ifneq ($(filter sdk win_sdk sdk_addon,$(MAKECMDGOALS)),)
309is_sdk_build := true
310endif
311
312ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.isa.$(TARGET_ARCH).features=$(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
313ifdef TARGET_2ND_ARCH
314ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.isa.$(TARGET_2ND_ARCH).features=$($(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
315endif
316
317## user/userdebug ##
318
319user_variant := $(filter user userdebug,$(TARGET_BUILD_VARIANT))
320enable_target_debugging := true
321tags_to_install :=
322ifneq (,$(user_variant))
323  # Target is secure in user builds.
324  ADDITIONAL_DEFAULT_PROPERTIES += ro.secure=1
325
326  ifeq ($(user_variant),userdebug)
327    # Pick up some extra useful tools
328    tags_to_install += debug
329  else
330    # Disable debugging in plain user builds.
331    enable_target_debugging :=
332  endif
333
334  # Turn on Dalvik preoptimization for libdvm.so user builds, but only if not
335  # explicitly disabled and the build is running on Linux (since host
336  # Dalvik isn't built for non-Linux hosts).
337  ifeq (,$(WITH_DEXPREOPT))
338    ifeq ($(DALVIK_VM_LIB),libdvm.so)
339      ifeq ($(user_variant),user)
340        ifeq ($(HOST_OS),linux)
341          WITH_DEXPREOPT := true
342        endif
343      endif
344    endif
345  endif
346
347  # Disallow mock locations by default for user builds
348  ADDITIONAL_DEFAULT_PROPERTIES += ro.allow.mock.location=0
349
350else # !user_variant
351  # Turn on checkjni for non-user builds.
352  ADDITIONAL_BUILD_PROPERTIES += ro.kernel.android.checkjni=1
353  # Set device insecure for non-user builds.
354  ADDITIONAL_DEFAULT_PROPERTIES += ro.secure=0
355  # Allow mock locations by default for non user builds
356  ADDITIONAL_DEFAULT_PROPERTIES += ro.allow.mock.location=1
357endif # !user_variant
358
359ifeq (true,$(strip $(enable_target_debugging)))
360  # Target is more debuggable and adbd is on by default
361  ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=1
362  # Enable Dalvik lock contention logging.
363  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.lockprof.threshold=500
364  # Include the debugging/testing OTA keys in this build.
365  INCLUDE_TEST_OTA_KEYS := true
366else # !enable_target_debugging
367  # Target is less debuggable and adbd is off by default
368  ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=0
369endif # !enable_target_debugging
370
371## eng ##
372
373ifeq ($(TARGET_BUILD_VARIANT),eng)
374tags_to_install := debug eng
375ifneq ($(filter ro.setupwizard.mode=ENABLED, $(call collapse-pairs, $(ADDITIONAL_BUILD_PROPERTIES))),)
376  # Don't require the setup wizard on eng builds
377  ADDITIONAL_BUILD_PROPERTIES := $(filter-out ro.setupwizard.mode=%,\
378          $(call collapse-pairs, $(ADDITIONAL_BUILD_PROPERTIES))) \
379          ro.setupwizard.mode=OPTIONAL
380endif
381# Don't even verify the image on eng builds to speed startup
382ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.image-dex2oat-filter=verify-none
383# Don't compile apps on eng builds to speed startup
384ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.dex2oat-filter=interpret-only
385endif
386
387## sdk ##
388
389ifdef is_sdk_build
390
391# Detect if we want to build a repository for the SDK
392sdk_repo_goal := $(strip $(filter sdk_repo,$(MAKECMDGOALS)))
393MAKECMDGOALS := $(strip $(filter-out sdk_repo,$(MAKECMDGOALS)))
394
395ifneq ($(words $(filter-out $(INTERNAL_MODIFIER_TARGETS) checkbuild,$(MAKECMDGOALS))),1)
396$(error The 'sdk' target may not be specified with any other targets)
397endif
398
399# TODO: this should be eng I think.  Since the sdk is built from the eng
400# variant.
401tags_to_install := debug eng
402ADDITIONAL_BUILD_PROPERTIES += xmpp.auto-presence=true
403ADDITIONAL_BUILD_PROPERTIES += ro.config.nocheckin=yes
404else # !sdk
405endif
406
407BUILD_WITHOUT_PV := true
408
409## precise GC ##
410
411ifneq ($(filter dalvik.gc.type-precise,$(PRODUCT_TAGS)),)
412  # Enabling type-precise GC results in larger optimized DEX files.  The
413  # additional storage requirements for ".odex" files can cause /system
414  # to overflow on some devices, so this is configured separately for
415  # each product.
416  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.dexopt-flags=m=y
417endif
418
419ADDITIONAL_BUILD_PROPERTIES += net.bt.name=Android
420
421# enable vm tracing in files for now to help track
422# the cause of ANRs in the content process
423ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.stack-trace-file=/data/anr/traces.txt
424
425# ------------------------------------------------------------
426# Define a function that, given a list of module tags, returns
427# non-empty if that module should be installed in /system.
428
429# For most goals, anything not tagged with the "tests" tag should
430# be installed in /system.
431define should-install-to-system
432$(if $(filter tests,$(1)),,true)
433endef
434
435ifdef is_sdk_build
436# For the sdk goal, anything with the "samples" tag should be
437# installed in /data even if that module also has "eng"/"debug"/"user".
438define should-install-to-system
439$(if $(filter samples tests,$(1)),,true)
440endef
441endif
442
443
444# If they only used the modifier goals (showcommands, etc), we'll actually
445# build the default target.
446ifeq ($(filter-out $(INTERNAL_MODIFIER_TARGETS),$(MAKECMDGOALS)),)
447.PHONY: $(INTERNAL_MODIFIER_TARGETS)
448$(INTERNAL_MODIFIER_TARGETS): $(DEFAULT_GOAL)
449endif
450
451# Bring in all modules that need to be built.
452ifeq ($(HOST_OS),windows)
453SDK_ONLY := true
454endif
455
456ifeq ($(SDK_ONLY),true)
457include $(TOPDIR)sdk/build/windows_sdk_whitelist.mk
458include $(TOPDIR)development/build/windows_sdk_whitelist.mk
459
460# Exclude tools/acp when cross-compiling windows under linux
461ifeq ($(findstring Linux,$(UNAME)),)
462subdirs += build/tools/acp
463endif
464
465else	# !SDK_ONLY
466#
467# Typical build; include any Android.mk files we can find.
468#
469subdirs := $(TOP)
470
471FULL_BUILD := true
472
473endif	# !SDK_ONLY
474
475# Before we go and include all of the module makefiles, stash away
476# the PRODUCT_* values so that later we can verify they are not modified.
477stash_product_vars:=true
478ifeq ($(stash_product_vars),true)
479  $(call stash-product-vars, __STASHED)
480endif
481
482ifneq ($(ONE_SHOT_MAKEFILE),)
483# We've probably been invoked by the "mm" shell function
484# with a subdirectory's makefile.
485include $(ONE_SHOT_MAKEFILE)
486# Change CUSTOM_MODULES to include only modules that were
487# defined by this makefile; this will install all of those
488# modules as a side-effect.  Do this after including ONE_SHOT_MAKEFILE
489# so that the modules will be installed in the same place they
490# would have been with a normal make.
491CUSTOM_MODULES := $(sort $(call get-tagged-modules,$(ALL_MODULE_TAGS)))
492FULL_BUILD :=
493# Stub out the notice targets, which probably aren't defined
494# when using ONE_SHOT_MAKEFILE.
495NOTICE-HOST-%: ;
496NOTICE-TARGET-%: ;
497
498# A helper goal printing out install paths
499.PHONY: GET-INSTALL-PATH
500GET-INSTALL-PATH:
501	@$(foreach m, $(ALL_MODULES), $(if $(ALL_MODULES.$(m).INSTALLED), \
502		echo 'INSTALL-PATH: $(m) $(ALL_MODULES.$(m).INSTALLED)';))
503
504else # ONE_SHOT_MAKEFILE
505
506ifneq ($(dont_bother),true)
507#
508# Include all of the makefiles in the system
509#
510
511# Can't use first-makefiles-under here because
512# --mindepth=2 makes the prunes not work.
513subdir_makefiles := \
514	$(shell build/tools/findleaves.py --prune=$(OUT_DIR) --prune=.repo --prune=.git $(subdirs) Android.mk)
515
516$(foreach mk, $(subdir_makefiles), $(info including $(mk) ...)$(eval include $(mk)))
517
518endif # dont_bother
519
520endif # ONE_SHOT_MAKEFILE
521
522# Now with all Android.mks loaded we can do post cleaning steps.
523include $(BUILD_SYSTEM)/post_clean.mk
524
525ifeq ($(stash_product_vars),true)
526  $(call assert-product-vars, __STASHED)
527endif
528
529include $(BUILD_SYSTEM)/legacy_prebuilts.mk
530ifneq ($(filter-out $(GRANDFATHERED_ALL_PREBUILT),$(strip $(notdir $(ALL_PREBUILT)))),)
531  $(warning *** Some files have been added to ALL_PREBUILT.)
532  $(warning *)
533  $(warning * ALL_PREBUILT is a deprecated mechanism that)
534  $(warning * should not be used for new files.)
535  $(warning * As an alternative, use PRODUCT_COPY_FILES in)
536  $(warning * the appropriate product definition.)
537  $(warning * build/target/product/core.mk is the product)
538  $(warning * definition used in all products.)
539  $(warning *)
540  $(foreach bad_prebuilt,$(filter-out $(GRANDFATHERED_ALL_PREBUILT),$(strip $(notdir $(ALL_PREBUILT)))),$(warning * unexpected $(bad_prebuilt) in ALL_PREBUILT))
541  $(warning *)
542  $(error ALL_PREBUILT contains unexpected files)
543endif
544
545# -------------------------------------------------------------------
546# All module makefiles have been included at this point.
547# -------------------------------------------------------------------
548
549
550# -------------------------------------------------------------------
551# Fix up CUSTOM_MODULES to refer to installed files rather than
552# just bare module names.  Leave unknown modules alone in case
553# they're actually full paths to a particular file.
554known_custom_modules := $(filter $(ALL_MODULES),$(CUSTOM_MODULES))
555unknown_custom_modules := $(filter-out $(ALL_MODULES),$(CUSTOM_MODULES))
556CUSTOM_MODULES := \
557	$(call module-installed-files,$(known_custom_modules)) \
558	$(unknown_custom_modules)
559
560# -------------------------------------------------------------------
561# Define dependencies for modules that require other modules.
562# This can only happen now, after we've read in all module makefiles.
563#
564# TODO: deal with the fact that a bare module name isn't
565# unambiguous enough.  Maybe declare short targets like
566# APPS:Quake or HOST:SHARED_LIBRARIES:libutils.
567# BUG: the system image won't know to depend on modules that are
568# brought in as requirements of other modules.
569#
570# Resolve the required module name to 32-bit or 64-bit variant.
571# Get a list of corresponding 32-bit module names, if one exists.
572define get-32-bit-modules
573$(strip $(foreach m,$(1),\
574  $(if $(ALL_MODULES.$(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX).CLASS),\
575    $(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX))))
576endef
577# Get a list of corresponding 32-bit module names, if one exists;
578# otherwise return the original module name
579define get-32-bit-modules-if-we-can
580$(strip $(foreach m,$(1),\
581  $(if $(ALL_MODULES.$(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX).CLASS),\
582    $(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX),
583    $(m))))
584endef
585
586# If a module is built for 32-bit, the required modules must be 32-bit too;
587# Otherwise if the module is an exectuable or shared library,
588#   the required modules must be 64-bit;
589#   otherwise we require both 64-bit and 32-bit variant, if one exists.
590$(foreach m,$(ALL_MODULES),\
591  $(eval r := $(ALL_MODULES.$(m).REQUIRED))\
592  $(if $(r),\
593    $(if $(ALL_MODULES.$(m).FOR_2ND_ARCH),\
594      $(eval r_r := $(call get-32-bit-modules-if-we-can,$(r))),\
595      $(if $(filter EXECUTABLES SHARED_LIBRARIES,$(ALL_MODULES.$(m).CLASS)),\
596        $(eval r_r := $(r)),\
597        $(eval r_r := $(r) $(call get-32-bit-modules,$(r)))\
598       )\
599     )\
600     $(eval ALL_MODULES.$(m).REQUIRED := $(strip $(r_r)))\
601  )\
602)
603r_r :=
604
605define add-required-deps
606$(1): | $(2)
607endef
608
609$(foreach m,$(ALL_MODULES), \
610  $(eval r := $(ALL_MODULES.$(m).REQUIRED)) \
611  $(if $(r), \
612    $(eval r := $(call module-installed-files,$(r))) \
613    $(eval t_m := $(filter $(TARGET_OUT_ROOT)/%, $(ALL_MODULES.$(m).INSTALLED))) \
614    $(eval h_m := $(filter $(HOST_OUT_ROOT)/%, $(ALL_MODULES.$(m).INSTALLED))) \
615    $(eval t_r := $(filter $(TARGET_OUT_ROOT)/%, $(r))) \
616    $(eval h_r := $(filter $(HOST_OUT_ROOT)/%, $(r))) \
617    $(eval t_m := $(filter-out $(t_r), $(t_m))) \
618    $(eval h_m := $(filter-out $(h_r), $(h_m))) \
619    $(if $(t_m), $(eval $(call add-required-deps, $(t_m),$(t_r)))) \
620    $(if $(h_m), $(eval $(call add-required-deps, $(h_m),$(h_r)))) \
621   ) \
622 )
623
624t_m :=
625h_m :=
626t_r :=
627h_r :=
628
629# Establish the dependecies on the shared libraries.
630# It also adds the shared library module names to ALL_MODULES.$(m).REQUIRED,
631# so they can be expanded to product_MODULES later.
632# $(1): TARGET_ or HOST_.
633# $(2): non-empty for 2nd arch.
634define resolve-shared-libs-depes
635$(foreach m,$($(if $(2),$($(1)2ND_ARCH_VAR_PREFIX))$(1)DEPENDENCIES_ON_SHARED_LIBRARIES),\
636  $(eval p := $(subst :,$(space),$(m)))\
637  $(eval mod := $(firstword $(p)))\
638  $(eval deps := $(subst $(comma),$(space),$(lastword $(p))))\
639  $(if $(2),$(eval deps := $(addsuffix $($(1)2ND_ARCH_MODULE_SUFFIX),$(deps))))\
640  $(eval r := $(filter $($(1)OUT_ROOT)/%,$(call module-installed-files,\
641    $(deps))))\
642  $(eval $(call add-required-deps,$(word 2,$(p)),$(r)))\
643  $(eval ALL_MODULES.$(mod).REQUIRED += $(deps)))
644endef
645
646$(call resolve-shared-libs-depes,TARGET_)
647ifdef TARGET_2ND_ARCH
648$(call resolve-shared-libs-depes,TARGET_,true)
649endif
650$(call resolve-shared-libs-depes,HOST_)
651ifdef HOST_2ND_ARCH
652$(call resolve-shared-libs-depes,HOST_,true)
653endif
654
655m :=
656r :=
657p :=
658deps :=
659add-required-deps :=
660
661# -------------------------------------------------------------------
662# Figure out our module sets.
663#
664# Of the modules defined by the component makefiles,
665# determine what we actually want to build.
666
667###########################################################
668## Expand a module name list with REQUIRED modules
669###########################################################
670# $(1): The variable name that holds the initial module name list.
671#       the variable will be modified to hold the expanded results.
672# $(2): The initial module name list.
673# Returns empty string (maybe with some whitespaces).
674define expand-required-modules
675$(eval _erm_new_modules := $(sort $(filter-out $($(1)),\
676  $(foreach m,$(2),$(ALL_MODULES.$(m).REQUIRED)))))\
677$(if $(_erm_new_modules),$(eval $(1) += $(_erm_new_modules))\
678  $(call expand-required-modules,$(1),$(_erm_new_modules)))
679endef
680
681ifdef FULL_BUILD
682  # The base list of modules to build for this product is specified
683  # by the appropriate product definition file, which was included
684  # by product_config.mk.
685  product_MODULES := $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES)
686  # Filter out the overridden packages before doing expansion
687  product_MODULES := $(filter-out $(foreach p, $(product_MODULES), \
688      $(PACKAGES.$(p).OVERRIDES)), $(product_MODULES))
689
690  # Resolve the :32 :64 module name
691  modules_32 := $(patsubst %:32,%,$(filter %:32, $(product_MODULES)))
692  modules_64 := $(patsubst %:64,%,$(filter %:64, $(product_MODULES)))
693  modules_rest := $(filter-out %:32 %:64,$(product_MODULES))
694  # Note for 32-bit product, $(modules_32) and $(modules_64) will be
695  # added as their original module names.
696  product_MODULES := $(call get-32-bit-modules-if-we-can, $(modules_32))
697  product_MODULES += $(modules_64)
698  # For the rest we add both
699  product_MODULES += $(call get-32-bit-modules, $(modules_rest))
700  product_MODULES += $(modules_rest)
701
702  $(call expand-required-modules,product_MODULES,$(product_MODULES))
703
704  product_FILES := $(call module-installed-files, $(product_MODULES))
705  ifeq (0,1)
706    $(info product_FILES for $(TARGET_DEVICE) ($(INTERNAL_PRODUCT)):)
707    $(foreach p,$(product_FILES),$(info :   $(p)))
708    $(error done)
709  endif
710else
711  # We're not doing a full build, and are probably only including
712  # a subset of the module makefiles.  Don't try to build any modules
713  # requested by the product, because we probably won't have rules
714  # to build them.
715  product_FILES :=
716endif
717
718eng_MODULES := $(sort \
719        $(call get-tagged-modules,eng) \
720        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_ENG)) \
721    )
722debug_MODULES := $(sort \
723        $(call get-tagged-modules,debug) \
724        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_DEBUG)) \
725    )
726tests_MODULES := $(sort \
727        $(call get-tagged-modules,tests) \
728        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_TESTS)) \
729    )
730
731# TODO: Remove the 3 places in the tree that use ALL_DEFAULT_INSTALLED_MODULES
732# and get rid of it from this list.
733modules_to_install := $(sort \
734    $(ALL_DEFAULT_INSTALLED_MODULES) \
735    $(product_FILES) \
736    $(foreach tag,$(tags_to_install),$($(tag)_MODULES)) \
737    $(CUSTOM_MODULES) \
738  )
739
740# Some packages may override others using LOCAL_OVERRIDES_PACKAGES.
741# Filter out (do not install) any overridden packages.
742overridden_packages := $(call get-package-overrides,$(modules_to_install))
743ifdef overridden_packages
744#  old_modules_to_install := $(modules_to_install)
745  modules_to_install := \
746      $(filter-out $(foreach p,$(overridden_packages),$(p) %/$(p).apk), \
747          $(modules_to_install))
748endif
749#$(error filtered out
750#           $(filter-out $(modules_to_install),$(old_modules_to_install)))
751
752# Don't include any GNU targets in the SDK.  It's ok (and necessary)
753# to build the host tools, but nothing that's going to be installed
754# on the target (including static libraries).
755ifdef is_sdk_build
756  target_gnu_MODULES := \
757              $(filter \
758                      $(TARGET_OUT_INTERMEDIATES)/% \
759                      $(TARGET_OUT)/% \
760                      $(TARGET_OUT_DATA)/%, \
761                              $(sort $(call get-tagged-modules,gnu)))
762  $(info Removing from sdk:)$(foreach d,$(target_gnu_MODULES),$(info : $(d)))
763  modules_to_install := \
764              $(filter-out $(target_gnu_MODULES),$(modules_to_install))
765
766  # Ensure every module listed in PRODUCT_PACKAGES* gets something installed
767  # TODO: Should we do this for all builds and not just the sdk?
768  dangling_modules :=
769  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES), \
770    $(if $(strip $(ALL_MODULES.$(m).INSTALLED) $(ALL_MODULES.$(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX).INSTALLED)),,\
771      $(eval dangling_modules += $(m))))
772  ifneq ($(dangling_modules),)
773    $(warning Module names '$(dangling_modules)' in PRODUCT_PACKAGES has nothing to install!)
774  endif
775  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_DEBUG), \
776    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
777      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_DEBUG has nothing to install!)))
778  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_ENG), \
779    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
780      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_ENG has nothing to install!)))
781  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_TESTS), \
782    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
783      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_TESTS has nothing to install!)))
784endif
785
786# build/core/Makefile contains extra stuff that we don't want to pollute this
787# top-level makefile with.  It expects that ALL_DEFAULT_INSTALLED_MODULES
788# contains everything that's built during the current make, but it also further
789# extends ALL_DEFAULT_INSTALLED_MODULES.
790ALL_DEFAULT_INSTALLED_MODULES := $(modules_to_install)
791include $(BUILD_SYSTEM)/Makefile
792modules_to_install := $(sort $(ALL_DEFAULT_INSTALLED_MODULES))
793ALL_DEFAULT_INSTALLED_MODULES :=
794
795
796# These are additional goals that we build, in order to make sure that there
797# is as little code as possible in the tree that doesn't build.
798modules_to_check := $(foreach m,$(ALL_MODULES),$(ALL_MODULES.$(m).CHECKED))
799
800# If you would like to build all goals, and not skip any intermediate
801# steps, you can pass the "all" modifier goal on the commandline.
802ifneq ($(filter all,$(MAKECMDGOALS)),)
803modules_to_check += $(foreach m,$(ALL_MODULES),$(ALL_MODULES.$(m).BUILT))
804endif
805
806# for easier debugging
807modules_to_check := $(sort $(modules_to_check))
808#$(error modules_to_check $(modules_to_check))
809
810# -------------------------------------------------------------------
811# This is used to to get the ordering right, you can also use these,
812# but they're considered undocumented, so don't complain if their
813# behavior changes.
814.PHONY: prebuilt
815prebuilt: $(ALL_PREBUILT)
816
817# An internal target that depends on all copied headers
818# (see copy_headers.make).  Other targets that need the
819# headers to be copied first can depend on this target.
820.PHONY: all_copied_headers
821all_copied_headers: ;
822
823$(ALL_C_CPP_ETC_OBJECTS): | all_copied_headers
824
825# All the droid stuff, in directories
826.PHONY: files
827files: prebuilt \
828        $(modules_to_install) \
829        $(INSTALLED_ANDROID_INFO_TXT_TARGET)
830
831# -------------------------------------------------------------------
832
833.PHONY: checkbuild
834checkbuild: $(modules_to_check)
835ifeq (true,$(ANDROID_BUILD_EVERYTHING_BY_DEFAULT)$(filter $(MAKECMDGOALS),checkbuild))
836droid: checkbuild
837else
838# ANDROID_BUILD_EVERYTHING_BY_DEFAULT not set, or checkbuild is one of the cmd goals.
839checkbuild: droid
840endif
841
842.PHONY: ramdisk
843ramdisk: $(INSTALLED_RAMDISK_TARGET)
844
845.PHONY: factory_ramdisk
846factory_ramdisk: $(INSTALLED_FACTORY_RAMDISK_TARGET)
847
848.PHONY: factory_bundle
849factory_bundle: $(INSTALLED_FACTORY_BUNDLE_TARGET)
850
851.PHONY: systemtarball
852systemtarball: $(INSTALLED_SYSTEMTARBALL_TARGET)
853
854.PHONY: boottarball
855boottarball: $(INSTALLED_BOOTTARBALL_TARGET)
856
857.PHONY: userdataimage
858userdataimage: $(INSTALLED_USERDATAIMAGE_TARGET)
859
860ifneq (,$(filter userdataimage, $(MAKECMDGOALS)))
861$(call dist-for-goals, userdataimage, $(BUILT_USERDATAIMAGE_TARGET))
862endif
863
864.PHONY: userdatatarball
865userdatatarball: $(INSTALLED_USERDATATARBALL_TARGET)
866
867.PHONY: cacheimage
868cacheimage: $(INSTALLED_CACHEIMAGE_TARGET)
869
870.PHONY: vendorimage
871vendorimage: $(INSTALLED_VENDORIMAGE_TARGET)
872
873.PHONY: bootimage
874bootimage: $(INSTALLED_BOOTIMAGE_TARGET)
875
876# phony target that include any targets in $(ALL_MODULES)
877.PHONY: all_modules
878ifndef BUILD_MODULES_IN_PATHS
879all_modules: $(ALL_MODULES)
880else
881# BUILD_MODULES_IN_PATHS is a list of paths relative to the top of the tree
882module_path_patterns := $(foreach p, $(BUILD_MODULES_IN_PATHS),\
883    $(if $(filter %/,$(p)),$(p)%,$(p)/%))
884my_all_modules := $(sort $(foreach m, $(ALL_MODULES),$(if $(filter\
885    $(module_path_patterns), $(addsuffix /,$(ALL_MODULES.$(m).PATH))),$(m))))
886all_modules: $(my_all_modules)
887endif
888
889
890# Build files and then package it into the rom formats
891.PHONY: droidcore
892droidcore: files \
893	systemimage \
894	$(INSTALLED_BOOTIMAGE_TARGET) \
895	$(INSTALLED_RECOVERYIMAGE_TARGET) \
896	$(INSTALLED_USERDATAIMAGE_TARGET) \
897	$(INSTALLED_CACHEIMAGE_TARGET) \
898	$(INSTALLED_VENDORIMAGE_TARGET) \
899	$(INSTALLED_FILES_FILE)
900
901# dist_files only for putting your library into the dist directory with a full build.
902.PHONY: dist_files
903
904ifneq ($(TARGET_BUILD_APPS),)
905  # If this build is just for apps, only build apps and not the full system by default.
906
907  unbundled_build_modules :=
908  ifneq ($(filter all,$(TARGET_BUILD_APPS)),)
909    # If they used the magic goal "all" then build all apps in the source tree.
910    unbundled_build_modules := $(foreach m,$(sort $(ALL_MODULES)),$(if $(filter APPS,$(ALL_MODULES.$(m).CLASS)),$(m)))
911  else
912    unbundled_build_modules := $(TARGET_BUILD_APPS)
913  endif
914
915  # Dist the installed files if they exist.
916  apps_only_installed_files := $(foreach m,$(unbundled_build_modules),$(ALL_MODULES.$(m).INSTALLED))
917  $(call dist-for-goals,apps_only, $(apps_only_installed_files))
918  # For uninstallable modules such as static Java library, we have to dist the built file,
919  # as <module_name>.<suffix>
920  apps_only_dist_built_files := $(foreach m,$(unbundled_build_modules),$(if $(ALL_MODULES.$(m).INSTALLED),,\
921      $(if $(ALL_MODULES.$(m).BUILT),$(ALL_MODULES.$(m).BUILT):$(m)$(suffix $(ALL_MODULES.$(m).BUILT)))))
922  $(call dist-for-goals,apps_only, $(apps_only_dist_built_files))
923
924  ifeq ($(EMMA_INSTRUMENT),true)
925    $(EMMA_META_ZIP) : $(apps_only_installed_files)
926
927    $(call dist-for-goals,apps_only, $(EMMA_META_ZIP))
928  endif
929
930  $(PROGUARD_DICT_ZIP) : $(apps_only_installed_files)
931  $(call dist-for-goals,apps_only, $(PROGUARD_DICT_ZIP))
932
933.PHONY: apps_only
934apps_only: $(unbundled_build_modules)
935
936droid: apps_only
937
938# Combine the NOTICE files for a apps_only build
939$(eval $(call combine-notice-files, \
940    $(target_notice_file_txt), \
941    $(target_notice_file_html), \
942    "Notices for files for apps:", \
943    $(TARGET_OUT_NOTICE_FILES), \
944    $(apps_only_installed_files)))
945
946
947else # TARGET_BUILD_APPS
948  $(call dist-for-goals, droidcore, \
949    $(INTERNAL_UPDATE_PACKAGE_TARGET) \
950    $(INTERNAL_OTA_PACKAGE_TARGET) \
951    $(SYMBOLS_ZIP) \
952    $(INSTALLED_FILES_FILE) \
953    $(INSTALLED_BUILD_PROP_TARGET) \
954    $(BUILT_TARGET_FILES_PACKAGE) \
955    $(INSTALLED_ANDROID_INFO_TXT_TARGET) \
956    $(INSTALLED_RAMDISK_TARGET) \
957    $(INSTALLED_FACTORY_RAMDISK_TARGET) \
958    $(INSTALLED_FACTORY_BUNDLE_TARGET) \
959   )
960
961  # Put a copy of the radio/bootloader files in the dist dir.
962  $(foreach f,$(INSTALLED_RADIOIMAGE_TARGET), \
963    $(call dist-for-goals, droidcore, $(f)))
964
965  ifneq ($(TARGET_BUILD_PDK),true)
966    $(call dist-for-goals, droidcore, \
967      $(APPS_ZIP) \
968      $(INTERNAL_EMULATOR_PACKAGE_TARGET) \
969      $(PACKAGE_STATS_FILE) \
970    )
971  endif
972
973  ifeq ($(EMMA_INSTRUMENT),true)
974    $(EMMA_META_ZIP) : $(INSTALLED_SYSTEMIMAGE)
975
976    $(call dist-for-goals, dist_files, $(EMMA_META_ZIP))
977  endif
978
979# Building a full system-- the default is to build droidcore
980droid: droidcore dist_files
981
982endif # TARGET_BUILD_APPS
983
984.PHONY: docs
985docs: $(ALL_DOCS)
986
987.PHONY: sdk
988ALL_SDK_TARGETS := $(INTERNAL_SDK_TARGET)
989sdk: $(ALL_SDK_TARGETS)
990$(call dist-for-goals,sdk win_sdk, \
991    $(ALL_SDK_TARGETS) \
992    $(SYMBOLS_ZIP) \
993    $(INSTALLED_BUILD_PROP_TARGET) \
994)
995
996# umbrella targets to assit engineers in verifying builds
997.PHONY: java native target host java-host java-target native-host native-target \
998        java-host-tests java-target-tests native-host-tests native-target-tests \
999        java-tests native-tests host-tests target-tests tests
1000# some synonyms
1001.PHONY: host-java target-java host-native target-native \
1002        target-java-tests target-native-tests
1003host-java : java-host
1004target-java : java-target
1005host-native : native-host
1006target-native : native-target
1007target-java-tests : java-target-tests
1008target-native-tests : native-target-tests
1009tests : host-tests target-tests
1010
1011
1012.PHONY: lintall
1013
1014ifneq (,$(filter samplecode, $(MAKECMDGOALS)))
1015.PHONY: samplecode
1016sample_MODULES := $(sort $(call get-tagged-modules,samples))
1017sample_APKS_DEST_PATH := $(TARGET_COMMON_OUT_ROOT)/samples
1018sample_APKS_COLLECTION := \
1019        $(foreach module,$(sample_MODULES),$(sample_APKS_DEST_PATH)/$(notdir $(module)))
1020$(foreach module,$(sample_MODULES),$(eval $(call \
1021        copy-one-file,$(module),$(sample_APKS_DEST_PATH)/$(notdir $(module)))))
1022sample_ADDITIONAL_INSTALLED := \
1023        $(filter-out $(modules_to_install) $(modules_to_check) $(ALL_PREBUILT),$(sample_MODULES))
1024samplecode: $(sample_APKS_COLLECTION)
1025	@echo "Collect sample code apks: $^"
1026	# remove apks that are not intended to be installed.
1027	rm -f $(sample_ADDITIONAL_INSTALLED)
1028endif  # samplecode in $(MAKECMDGOALS)
1029
1030.PHONY: findbugs
1031findbugs: $(INTERNAL_FINDBUGS_HTML_TARGET) $(INTERNAL_FINDBUGS_XML_TARGET)
1032
1033.PHONY: clean
1034clean:
1035	@rm -rf $(OUT_DIR)
1036	@echo "Entire build directory removed."
1037
1038.PHONY: clobber
1039clobber: clean
1040
1041# The rules for dataclean and installclean are defined in cleanbuild.mk.
1042
1043#xxx scrape this from ALL_MODULE_NAME_TAGS
1044.PHONY: modules
1045modules:
1046	@echo "Available sub-modules:"
1047	@echo "$(call module-names-for-tag-list,$(ALL_MODULE_TAGS))" | \
1048	      tr -s ' ' '\n' | sort -u | $(COLUMN)
1049
1050.PHONY: showcommands
1051showcommands:
1052	@echo >/dev/null
1053
1054.PHONY: nothing
1055nothing:
1056	@echo Successfully read the makefiles.
1057