main.mk revision 8d45e51803c0ca5194b07e493cb231e3a52db2ca 
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
95include $(BUILD_SYSTEM)/64_bit_blacklist.mk
96
97# This allows us to force a clean build - included after the config.mk
98# environment setup is done, but before we generate any dependencies.  This
99# file does the rm -rf inline so the deps which are all done below will
100# be generated correctly
101include $(BUILD_SYSTEM)/cleanbuild.mk
102
103# Include the google-specific config
104-include vendor/google/build/config.mk
105
106VERSION_CHECK_SEQUENCE_NUMBER := 3
107-include $(OUT_DIR)/versions_checked.mk
108ifneq ($(VERSION_CHECK_SEQUENCE_NUMBER),$(VERSIONS_CHECKED))
109
110$(info Checking build tools versions...)
111
112ifneq ($(HOST_OS),windows)
113ifneq ($(HOST_OS)-$(HOST_ARCH),darwin-ppc)
114# check for a case sensitive file system
115ifneq (a,$(shell mkdir -p $(OUT_DIR) ; \
116                echo a > $(OUT_DIR)/casecheck.txt; \
117                    echo B > $(OUT_DIR)/CaseCheck.txt; \
118                cat $(OUT_DIR)/casecheck.txt))
119$(warning ************************************************************)
120$(warning You are building on a case-insensitive filesystem.)
121$(warning Please move your source tree to a case-sensitive filesystem.)
122$(warning ************************************************************)
123$(error Case-insensitive filesystems not supported)
124endif
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$(error Directory names containing spaces not supported)
141endif
142
143# Check for the current JDK.
144#
145# For Java 1.7, we require OpenJDK on linux and Oracle JDK on Mac OS.
146# For Java 1.6, we require Oracle for all host OSes.
147requires_openjdk := false
148ifneq ($(EXPERIMENTAL_USE_JAVA7),)
149ifeq ($(HOST_OS), linux)
150requires_openjdk := true
151endif
152endif
153
154java_version_str := $(shell java -version 2>&1)
155javac_version_str := $(shell javac -version 2>&1)
156
157# Check for the current jdk
158ifeq ($(requires_openjdk), true)
159# The user asked for java7 openjdk, so check that the host
160# java version is really openjdk
161ifeq ($(shell echo '$(java_version_str)' | grep -i openjdk),)
162$(info ************************************************************)
163$(info You are attempting to build with an unsupported JDK.)
164$(info $(space))
165$(info This build requires OpenJDK, but you are using:)
166$(info $(java_version_str).)
167$(info Please follow the machine setup instructions at)
168$(info $(space)$(space)$(space)$(space)https://source.android.com/source/download.html)
169$(info ************************************************************)
170$(error stop)
171endif # java version is not OpenJdk
172else # if requires_openjdk
173ifneq ($(shell echo '$(java_version_str)' | grep -i openjdk),)
174$(info ************************************************************)
175$(info You are attempting to build with an unsupported JDK.)
176$(info $(space))
177$(info You use OpenJDK but only Sun/Oracle JDK is supported.)
178$(info Please follow the machine setup instructions at)
179$(info $(space)$(space)$(space)$(space)https://source.android.com/source/download.html)
180$(info ************************************************************)
181$(error stop)
182endif # java version is not Sun Oracle JDK
183endif # if requires_openjdk
184
185# Check for the correct version of java, should be 1.7 if
186# EXPERIMENTAL_USE_JAVA7 is set, 1.6 otherwise.
187ifneq ($(EXPERIMENTAL_USE_JAVA7),)
188required_version := "1.7.x"
189required_javac_version := "1.7"
190java_version := $(shell echo '$(java_version_str)' | grep '^java .*[ "]1\.7[\. "$$]' | head -n 1)
191javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.7[\. "$$]' | head -n 1)
192else # if EXPERIMENTAL_USE_JAVA7
193required_version := "1.6.x"
194required_javac_version := "1.6"
195java_version := $(shell echo '$(java_version_str)' | grep '^java .*[ "]1\.6[\. "$$]' | head -n 1)
196javac_version := $(shell echo '$(javac_version_str)' | head -n 1 | grep '[ "]1\.6[\. "$$]' | head -n 1)
197endif # if EXPERIMENTAL_USE_JAVA7
198
199ifeq ($(strip $(java_version)),)
200$(info ************************************************************)
201$(info You are attempting to build with the incorrect version)
202$(info of java.)
203$(info $(space))
204$(info Your version is: $(java_version_str).)
205$(info The required version is: $(required_version))
206$(info $(space))
207$(info Please follow the machine setup instructions at)
208$(info $(space)$(space)$(space)$(space)https://source.android.com/source/download.html)
209$(info ************************************************************)
210$(error stop)
211endif
212
213# Check for the correct version of javac
214ifeq ($(strip $(javac_version)),)
215$(info ************************************************************)
216$(info You are attempting to build with the incorrect version)
217$(info of javac.)
218$(info $(space))
219$(info Your version is: $(javac_version_str).)
220$(info The required version is: $(required_javac_version))
221$(info $(space))
222$(info Please follow the machine setup instructions at)
223$(info $(space)$(space)$(space)$(space)https://source.android.com/source/download.html)
224$(info ************************************************************)
225$(error stop)
226endif
227
228
229ifndef BUILD_EMULATOR
230ifeq (darwin,$(HOST_OS))
231GCC_REALPATH = $(realpath $(shell which $(HOST_CC)))
232ifneq ($(findstring llvm-gcc,$(GCC_REALPATH)),)
233  # Using LLVM GCC results in a non functional emulator due to it
234  # not honouring global register variables
235  $(warning ****************************************)
236  $(warning * gcc is linked to llvm-gcc which will *)
237  $(warning * not create a useable emulator.       *)
238  $(warning ****************************************)
239  BUILD_EMULATOR := false
240else
241  BUILD_EMULATOR := true
242endif
243else   # HOST_OS is not darwin
244  BUILD_EMULATOR := true
245endif  # HOST_OS is darwin
246endif
247
248$(shell echo 'VERSIONS_CHECKED := $(VERSION_CHECK_SEQUENCE_NUMBER)' \
249        > $(OUT_DIR)/versions_checked.mk)
250$(shell echo 'BUILD_EMULATOR ?= $(BUILD_EMULATOR)' \
251        >> $(OUT_DIR)/versions_checked.mk)
252endif
253
254# These are the modifier targets that don't do anything themselves, but
255# change the behavior of the build.
256# (must be defined before including definitions.make)
257INTERNAL_MODIFIER_TARGETS := showcommands all incrementaljavac
258
259.PHONY: incrementaljavac
260incrementaljavac: ;
261
262# WARNING:
263# ENABLE_INCREMENTALJAVAC should NOT be enabled by default, because change of
264# a Java source file won't trigger rebuild of its dependent Java files.
265# You can only enable it by adding "incrementaljavac" to your make command line.
266# You are responsible for the correctness of the incremental build.
267# This may decrease incremental build time dramatically for large Java libraries,
268# such as core.jar, framework.jar, etc.
269ENABLE_INCREMENTALJAVAC :=
270ifneq (,$(filter incrementaljavac, $(MAKECMDGOALS)))
271ENABLE_INCREMENTALJAVAC := true
272MAKECMDGOALS := $(filter-out incrementaljavac, $(MAKECMDGOALS))
273endif
274
275# EMMA_INSTRUMENT_STATIC merges the static emma library to each emma-enabled module.
276ifeq (true,$(EMMA_INSTRUMENT_STATIC))
277EMMA_INSTRUMENT := true
278endif
279
280# Bring in standard build system definitions.
281include $(BUILD_SYSTEM)/definitions.mk
282
283# Bring in dex_preopt.mk
284include $(BUILD_SYSTEM)/dex_preopt.mk
285
286ifneq ($(filter user userdebug eng,$(MAKECMDGOALS)),)
287$(info ***************************************************************)
288$(info ***************************************************************)
289$(info Do not pass '$(filter user userdebug eng,$(MAKECMDGOALS))' on \
290       the make command line.)
291$(info Set TARGET_BUILD_VARIANT in buildspec.mk, or use lunch or)
292$(info choosecombo.)
293$(info ***************************************************************)
294$(info ***************************************************************)
295$(error stopping)
296endif
297
298ifneq ($(filter-out $(INTERNAL_VALID_VARIANTS),$(TARGET_BUILD_VARIANT)),)
299$(info ***************************************************************)
300$(info ***************************************************************)
301$(info Invalid variant: $(TARGET_BUILD_VARIANT)
302$(info Valid values are: $(INTERNAL_VALID_VARIANTS)
303$(info ***************************************************************)
304$(info ***************************************************************)
305$(error stopping)
306endif
307
308# -----------------------------------------------------------------
309# Variable to check java support level inside PDK build.
310# Not necessary if the components is not in PDK.
311# not defined : not supported
312# "sdk" : sdk API only
313# "platform" : platform API supproted
314TARGET_BUILD_JAVA_SUPPORT_LEVEL := platform
315
316# -----------------------------------------------------------------
317# The pdk (Platform Development Kit) build
318include build/core/pdk_config.mk
319
320# -----------------------------------------------------------------
321###
322### In this section we set up the things that are different
323### between the build variants
324###
325
326is_sdk_build :=
327
328ifneq ($(filter sdk win_sdk sdk_addon,$(MAKECMDGOALS)),)
329is_sdk_build := true
330endif
331
332## user/userdebug ##
333
334user_variant := $(filter user userdebug,$(TARGET_BUILD_VARIANT))
335enable_target_debugging := true
336tags_to_install :=
337ifneq (,$(user_variant))
338  # Target is secure in user builds.
339  ADDITIONAL_DEFAULT_PROPERTIES += ro.secure=1
340
341  ifeq ($(user_variant),userdebug)
342    # Pick up some extra useful tools
343    tags_to_install += debug
344
345    # Enable Dalvik lock contention logging for userdebug builds.
346    ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.lockprof.threshold=500
347  else
348    # Disable debugging in plain user builds.
349    enable_target_debugging :=
350  endif
351
352  # Turn on Dalvik preoptimization for user builds, but only if not
353  # explicitly disabled and the build is running on Linux (since host
354  # Dalvik isn't built for non-Linux hosts).
355  ifeq (,$(WITH_DEXPREOPT))
356    ifeq ($(user_variant),user)
357      ifeq ($(HOST_OS),linux)
358        WITH_DEXPREOPT := true
359      endif
360    endif
361  endif
362
363  # Disallow mock locations by default for user builds
364  ADDITIONAL_DEFAULT_PROPERTIES += ro.allow.mock.location=0
365
366else # !user_variant
367  # Turn on checkjni for non-user builds.
368  ADDITIONAL_BUILD_PROPERTIES += ro.kernel.android.checkjni=1
369  # Set device insecure for non-user builds.
370  ADDITIONAL_DEFAULT_PROPERTIES += ro.secure=0
371  # Allow mock locations by default for non user builds
372  ADDITIONAL_DEFAULT_PROPERTIES += ro.allow.mock.location=1
373endif # !user_variant
374
375ifeq (true,$(strip $(enable_target_debugging)))
376  # Target is more debuggable and adbd is on by default
377  ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=1
378  # Include the debugging/testing OTA keys in this build.
379  INCLUDE_TEST_OTA_KEYS := true
380else # !enable_target_debugging
381  # Target is less debuggable and adbd is off by default
382  ADDITIONAL_DEFAULT_PROPERTIES += ro.debuggable=0
383endif # !enable_target_debugging
384
385## eng ##
386
387ifeq ($(TARGET_BUILD_VARIANT),eng)
388tags_to_install := debug eng
389ifneq ($(filter ro.setupwizard.mode=ENABLED, $(call collapse-pairs, $(ADDITIONAL_BUILD_PROPERTIES))),)
390  # Don't require the setup wizard on eng builds
391  ADDITIONAL_BUILD_PROPERTIES := $(filter-out ro.setupwizard.mode=%,\
392          $(call collapse-pairs, $(ADDITIONAL_BUILD_PROPERTIES))) \
393          ro.setupwizard.mode=OPTIONAL
394endif
395endif
396
397## sdk ##
398
399ifdef is_sdk_build
400
401# Detect if we want to build a repository for the SDK
402sdk_repo_goal := $(strip $(filter sdk_repo,$(MAKECMDGOALS)))
403MAKECMDGOALS := $(strip $(filter-out sdk_repo,$(MAKECMDGOALS)))
404
405ifneq ($(words $(filter-out $(INTERNAL_MODIFIER_TARGETS) checkbuild,$(MAKECMDGOALS))),1)
406$(error The 'sdk' target may not be specified with any other targets)
407endif
408
409# TODO: this should be eng I think.  Since the sdk is built from the eng
410# variant.
411tags_to_install := debug eng
412ADDITIONAL_BUILD_PROPERTIES += xmpp.auto-presence=true
413ADDITIONAL_BUILD_PROPERTIES += ro.config.nocheckin=yes
414else # !sdk
415endif
416
417BUILD_WITHOUT_PV := true
418
419## precise GC ##
420
421ifneq ($(filter dalvik.gc.type-precise,$(PRODUCT_TAGS)),)
422  # Enabling type-precise GC results in larger optimized DEX files.  The
423  # additional storage requirements for ".odex" files can cause /system
424  # to overflow on some devices, so this is configured separately for
425  # each product.
426  ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.dexopt-flags=m=y
427endif
428
429ADDITIONAL_BUILD_PROPERTIES += net.bt.name=Android
430
431# enable vm tracing in files for now to help track
432# the cause of ANRs in the content process
433ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.stack-trace-file=/data/anr/traces.txt
434
435# ------------------------------------------------------------
436# Define a function that, given a list of module tags, returns
437# non-empty if that module should be installed in /system.
438
439# For most goals, anything not tagged with the "tests" tag should
440# be installed in /system.
441define should-install-to-system
442$(if $(filter tests,$(1)),,true)
443endef
444
445ifdef is_sdk_build
446# For the sdk goal, anything with the "samples" tag should be
447# installed in /data even if that module also has "eng"/"debug"/"user".
448define should-install-to-system
449$(if $(filter samples tests,$(1)),,true)
450endef
451endif
452
453
454# If they only used the modifier goals (showcommands, etc), we'll actually
455# build the default target.
456ifeq ($(filter-out $(INTERNAL_MODIFIER_TARGETS),$(MAKECMDGOALS)),)
457.PHONY: $(INTERNAL_MODIFIER_TARGETS)
458$(INTERNAL_MODIFIER_TARGETS): $(DEFAULT_GOAL)
459endif
460
461# Bring in all modules that need to be built.
462ifeq ($(HOST_OS)-$(HOST_ARCH),darwin-ppc)
463SDK_ONLY := true
464$(info Building the SDK under darwin-ppc is actually obsolete and unsupported.)
465$(error stop)
466endif
467
468ifeq ($(HOST_OS),windows)
469SDK_ONLY := true
470endif
471
472ifeq ($(SDK_ONLY),true)
473include $(TOPDIR)sdk/build/windows_sdk_whitelist.mk
474include $(TOPDIR)development/build/windows_sdk_whitelist.mk
475
476# Exclude tools/acp when cross-compiling windows under linux
477ifeq ($(findstring Linux,$(UNAME)),)
478subdirs += build/tools/acp
479endif
480
481else	# !SDK_ONLY
482#
483# Typical build; include any Android.mk files we can find.
484#
485subdirs := $(TOP)
486
487FULL_BUILD := true
488
489endif	# !SDK_ONLY
490
491# Before we go and include all of the module makefiles, stash away
492# the PRODUCT_* values so that later we can verify they are not modified.
493stash_product_vars:=true
494ifeq ($(stash_product_vars),true)
495  $(call stash-product-vars, __STASHED)
496endif
497
498ifneq ($(ONE_SHOT_MAKEFILE),)
499# We've probably been invoked by the "mm" shell function
500# with a subdirectory's makefile.
501include $(ONE_SHOT_MAKEFILE)
502# Change CUSTOM_MODULES to include only modules that were
503# defined by this makefile; this will install all of those
504# modules as a side-effect.  Do this after including ONE_SHOT_MAKEFILE
505# so that the modules will be installed in the same place they
506# would have been with a normal make.
507CUSTOM_MODULES := $(sort $(call get-tagged-modules,$(ALL_MODULE_TAGS)))
508FULL_BUILD :=
509# Stub out the notice targets, which probably aren't defined
510# when using ONE_SHOT_MAKEFILE.
511NOTICE-HOST-%: ;
512NOTICE-TARGET-%: ;
513
514# A helper goal printing out install paths
515.PHONY: GET-INSTALL-PATH
516GET-INSTALL-PATH:
517	@$(foreach m, $(ALL_MODULES), $(if $(ALL_MODULES.$(m).INSTALLED), \
518		echo 'INSTALL-PATH: $(m) $(ALL_MODULES.$(m).INSTALLED)';))
519
520else # ONE_SHOT_MAKEFILE
521
522ifneq ($(dont_bother),true)
523#
524# Include all of the makefiles in the system
525#
526
527# Can't use first-makefiles-under here because
528# --mindepth=2 makes the prunes not work.
529subdir_makefiles := \
530	$(shell build/tools/findleaves.py --prune=$(OUT_DIR) --prune=.repo --prune=.git $(subdirs) Android.mk)
531
532$(foreach mk, $(subdir_makefiles), $(info including $(mk) ...)$(eval include $(mk)))
533
534endif # dont_bother
535
536endif # ONE_SHOT_MAKEFILE
537
538# Now with all Android.mks loaded we can do post cleaning steps.
539include $(BUILD_SYSTEM)/post_clean.mk
540
541ifeq ($(stash_product_vars),true)
542  $(call assert-product-vars, __STASHED)
543endif
544
545include $(BUILD_SYSTEM)/legacy_prebuilts.mk
546ifneq ($(filter-out $(GRANDFATHERED_ALL_PREBUILT),$(strip $(notdir $(ALL_PREBUILT)))),)
547  $(warning *** Some files have been added to ALL_PREBUILT.)
548  $(warning *)
549  $(warning * ALL_PREBUILT is a deprecated mechanism that)
550  $(warning * should not be used for new files.)
551  $(warning * As an alternative, use PRODUCT_COPY_FILES in)
552  $(warning * the appropriate product definition.)
553  $(warning * build/target/product/core.mk is the product)
554  $(warning * definition used in all products.)
555  $(warning *)
556  $(foreach bad_prebuilt,$(filter-out $(GRANDFATHERED_ALL_PREBUILT),$(strip $(notdir $(ALL_PREBUILT)))),$(warning * unexpected $(bad_prebuilt) in ALL_PREBUILT))
557  $(warning *)
558  $(error ALL_PREBUILT contains unexpected files)
559endif
560
561# -------------------------------------------------------------------
562# All module makefiles have been included at this point.
563# -------------------------------------------------------------------
564
565
566# -------------------------------------------------------------------
567# Fix up CUSTOM_MODULES to refer to installed files rather than
568# just bare module names.  Leave unknown modules alone in case
569# they're actually full paths to a particular file.
570known_custom_modules := $(filter $(ALL_MODULES),$(CUSTOM_MODULES))
571unknown_custom_modules := $(filter-out $(ALL_MODULES),$(CUSTOM_MODULES))
572CUSTOM_MODULES := \
573	$(call module-installed-files,$(known_custom_modules)) \
574	$(unknown_custom_modules)
575
576# -------------------------------------------------------------------
577# Define dependencies for modules that require other modules.
578# This can only happen now, after we've read in all module makefiles.
579#
580# TODO: deal with the fact that a bare module name isn't
581# unambiguous enough.  Maybe declare short targets like
582# APPS:Quake or HOST:SHARED_LIBRARIES:libutils.
583# BUG: the system image won't know to depend on modules that are
584# brought in as requirements of other modules.
585#
586# Resolve the required module name to 32-bit or 64-bit variant.
587ifeq ($(TARGET_IS_64_BIT),true)
588# Get a list of corresponding 32-bit module names, if one exists.
589define get-32-bit-modules
590$(strip $(foreach m,$(1),\
591  $(if $(ALL_MODULES.$(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX).CLASS),\
592    $(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX))))
593endef
594# Get a list of corresponding 32-bit module names, if one exists;
595# otherwise return the original module name
596define get-32-bit-modules-if-we-can
597$(strip $(foreach m,$(1),\
598  $(if $(ALL_MODULES.$(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX).CLASS),\
599    $(m)$(TARGET_2ND_ARCH_MODULE_SUFFIX),
600    $(m))))
601endef
602
603# If a module is built for 32-bit, the required modules must be 32-bit too;
604# Otherwise if the module is an exectuable or shared library,
605#   the required modules must be 64-bit;
606#   otherwise we require both 64-bit and 32-bit variant, if one exists.
607$(foreach m,$(ALL_MODULES),\
608  $(eval r := $(ALL_MODULES.$(m).REQUIRED))\
609  $(if $(r),\
610    $(if $(ALL_MODULES.$(m).FOR_2ND_ARCH),\
611      $(eval r_r := $(call get-32-bit-modules-if-we-can,$(r))),\
612      $(if $(filter EXECUTABLES SHARED_LIBRARIES,$(ALL_MODULES.$(m).CLASS)),\
613        $(eval r_r := $(r)),\
614        $(eval r_r := $(r) $(call get-32-bit-modules,$(r)))\
615       )\
616     )\
617     $(eval ALL_MODULES.$(m).REQUIRED := $(r_r))\
618  )\
619)
620r_r :=
621endif
622
623
624define add-required-deps
625$(1): | $(2)
626endef
627
628$(foreach m,$(ALL_MODULES), \
629  $(eval r := $(ALL_MODULES.$(m).REQUIRED)) \
630  $(if $(r), \
631    $(eval r := $(call module-installed-files,$(r))) \
632    $(eval t_m := $(filter $(TARGET_OUT_ROOT)/%, $(ALL_MODULES.$(m).INSTALLED))) \
633    $(eval h_m := $(filter $(HOST_OUT_ROOT)/%, $(ALL_MODULES.$(m).INSTALLED))) \
634    $(eval t_r := $(filter $(TARGET_OUT_ROOT)/%, $(r))) \
635    $(eval h_r := $(filter $(HOST_OUT_ROOT)/%, $(r))) \
636    $(eval t_m := $(filter-out $(t_r), $(t_m))) \
637    $(eval h_m := $(filter-out $(h_r), $(h_m))) \
638    $(if $(t_m), $(eval $(call add-required-deps, $(t_m),$(t_r)))) \
639    $(if $(h_m), $(eval $(call add-required-deps, $(h_m),$(h_r)))) \
640   ) \
641 )
642
643t_m :=
644h_m :=
645t_r :=
646h_r :=
647
648# Resolve the dependencies on shared libraries.
649$(foreach m,$(TARGET_DEPENDENCIES_ON_SHARED_LIBRARIES), \
650  $(eval p := $(subst :,$(space),$(m))) \
651  $(eval r := $(filter $(TARGET_OUT_ROOT)/%,$(call module-installed-files,\
652    $(subst $(comma),$(space),$(lastword $(p)))))) \
653  $(eval $(call add-required-deps,$(word 2,$(p)),$(r))))
654$(foreach m,$(HOST_DEPENDENCIES_ON_SHARED_LIBRARIES), \
655  $(eval p := $(subst :,$(space),$(m))) \
656  $(eval r := $(filter $(HOST_OUT_ROOT)/%,$(call module-installed-files,\
657    $(subst $(comma),$(space),$(lastword $(p)))))) \
658  $(eval $(call add-required-deps,$(word 2,$(p)),$(r))))
659ifdef TARGET_2ND_ARCH
660$(foreach m,$($(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_DEPENDENCIES_ON_SHARED_LIBRARIES), \
661  $(eval p := $(subst :,$(space),$(m))) \
662  $(eval r := $(filter $(TARGET_OUT_ROOT)/%,$(call module-installed-files,\
663    $(addsuffix $(TARGET_2ND_ARCH_MODULE_SUFFIX), \
664      $(subst $(comma),$(space),$(lastword $(p))))))) \
665  $(eval $(call add-required-deps,$(word 2,$(p)),$(r))))
666endif
667
668m :=
669r :=
670p :=
671add-required-deps :=
672
673# -------------------------------------------------------------------
674# Figure out our module sets.
675#
676# Of the modules defined by the component makefiles,
677# determine what we actually want to build.
678
679ifdef FULL_BUILD
680  # The base list of modules to build for this product is specified
681  # by the appropriate product definition file, which was included
682  # by product_config.mk.
683  product_MODULES := $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES)
684  # Filter out the overridden packages before doing expansion
685  product_MODULES := $(filter-out $(foreach p, $(product_MODULES), \
686      $(PACKAGES.$(p).OVERRIDES)), $(product_MODULES))
687
688  # Resolve the :32 :64 module name
689  modules_32 := $(patsubst %:32,%,$(filter %:32, $(product_MODULES)))
690  modules_64 := $(patsubst %:64,%,$(filter %:64, $(product_MODULES)))
691  modules_rest := $(filter-out %:32 %:64,$(product_MODULES))
692  ifeq ($(TARGET_IS_64_BIT),true)
693    product_MODULES := $(addsuffix $(TARGET_2ND_ARCH_MODULE_SUFFIX),$(modules_32))
694    product_MODULES += $(modules_64)
695    # For the rest we add both
696    product_MODULES += $(call get-32-bit-modules, $(modules_rest))
697    product_MODULES += $(modules_rest)
698  else
699    product_MODULES := $(modules_32) $(modules_64) $(modules_rest)
700  endif
701
702  $(call expand-required-modules,product_MODULES,$(product_MODULES))
703  product_FILES := $(call module-installed-files, $(product_MODULES))
704  ifeq (0,1)
705    $(info product_FILES for $(TARGET_DEVICE) ($(INTERNAL_PRODUCT)):)
706    $(foreach p,$(product_FILES),$(info :   $(p)))
707    $(error done)
708  endif
709else
710  # We're not doing a full build, and are probably only including
711  # a subset of the module makefiles.  Don't try to build any modules
712  # requested by the product, because we probably won't have rules
713  # to build them.
714  product_FILES :=
715endif
716
717eng_MODULES := $(sort \
718        $(call get-tagged-modules,eng) \
719        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_ENG)) \
720    )
721debug_MODULES := $(sort \
722        $(call get-tagged-modules,debug) \
723        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_DEBUG)) \
724    )
725tests_MODULES := $(sort \
726        $(call get-tagged-modules,tests) \
727        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_TESTS)) \
728    )
729
730# TODO: Remove the 3 places in the tree that use ALL_DEFAULT_INSTALLED_MODULES
731# and get rid of it from this list.
732modules_to_install := $(sort \
733    $(ALL_DEFAULT_INSTALLED_MODULES) \
734    $(product_FILES) \
735    $(foreach tag,$(tags_to_install),$($(tag)_MODULES)) \
736    $(CUSTOM_MODULES) \
737  )
738
739# Some packages may override others using LOCAL_OVERRIDES_PACKAGES.
740# Filter out (do not install) any overridden packages.
741overridden_packages := $(call get-package-overrides,$(modules_to_install))
742ifdef overridden_packages
743#  old_modules_to_install := $(modules_to_install)
744  modules_to_install := \
745      $(filter-out $(foreach p,$(overridden_packages),$(p) %/$(p).apk), \
746          $(modules_to_install))
747endif
748#$(error filtered out
749#           $(filter-out $(modules_to_install),$(old_modules_to_install)))
750
751# Don't include any GNU targets in the SDK.  It's ok (and necessary)
752# to build the host tools, but nothing that's going to be installed
753# on the target (including static libraries).
754ifdef is_sdk_build
755  target_gnu_MODULES := \
756              $(filter \
757                      $(TARGET_OUT_INTERMEDIATES)/% \
758                      $(TARGET_OUT)/% \
759                      $(TARGET_OUT_DATA)/%, \
760                              $(sort $(call get-tagged-modules,gnu)))
761  $(info Removing from sdk:)$(foreach d,$(target_gnu_MODULES),$(info : $(d)))
762  modules_to_install := \
763              $(filter-out $(target_gnu_MODULES),$(modules_to_install))
764
765  # Ensure every module listed in PRODUCT_PACKAGES* gets something installed
766  # TODO: Should we do this for all builds and not just the sdk?
767  dangling_modules :=
768  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES), \
769    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
770      $(eval dangling_modules += $(m))))
771  ifneq ($(TARGET_IS_64_BIT),true)
772    # We know those 64-bit modules don't exist in the 32-bit SDK build.
773    dangling_modules := $(filter-out %64,$(dangling_modules))
774  endif
775  ifneq ($(dangling_modules),)
776    $(error Module names '$(dangling_modules)' in PRODUCT_PACKAGES has nothing to install!)
777  endif
778  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_DEBUG), \
779    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
780      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_DEBUG has nothing to install!)))
781  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_ENG), \
782    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
783      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_ENG has nothing to install!)))
784  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_TESTS), \
785    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
786      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_TESTS has nothing to install!)))
787endif
788
789# build/core/Makefile contains extra stuff that we don't want to pollute this
790# top-level makefile with.  It expects that ALL_DEFAULT_INSTALLED_MODULES
791# contains everything that's built during the current make, but it also further
792# extends ALL_DEFAULT_INSTALLED_MODULES.
793ALL_DEFAULT_INSTALLED_MODULES := $(modules_to_install)
794include $(BUILD_SYSTEM)/Makefile
795modules_to_install := $(sort $(ALL_DEFAULT_INSTALLED_MODULES))
796ALL_DEFAULT_INSTALLED_MODULES :=
797
798
799# These are additional goals that we build, in order to make sure that there
800# is as little code as possible in the tree that doesn't build.
801modules_to_check := $(foreach m,$(ALL_MODULES),$(ALL_MODULES.$(m).CHECKED))
802
803# If you would like to build all goals, and not skip any intermediate
804# steps, you can pass the "all" modifier goal on the commandline.
805ifneq ($(filter all,$(MAKECMDGOALS)),)
806modules_to_check += $(foreach m,$(ALL_MODULES),$(ALL_MODULES.$(m).BUILT))
807endif
808
809# for easier debugging
810modules_to_check := $(sort $(modules_to_check))
811#$(error modules_to_check $(modules_to_check))
812
813# -------------------------------------------------------------------
814# This is used to to get the ordering right, you can also use these,
815# but they're considered undocumented, so don't complain if their
816# behavior changes.
817.PHONY: prebuilt
818prebuilt: $(ALL_PREBUILT)
819
820# An internal target that depends on all copied headers
821# (see copy_headers.make).  Other targets that need the
822# headers to be copied first can depend on this target.
823.PHONY: all_copied_headers
824all_copied_headers: ;
825
826$(ALL_C_CPP_ETC_OBJECTS): | all_copied_headers
827
828# All the droid stuff, in directories
829.PHONY: files
830files: prebuilt \
831        $(modules_to_install) \
832        $(INSTALLED_ANDROID_INFO_TXT_TARGET)
833
834# -------------------------------------------------------------------
835
836.PHONY: checkbuild
837checkbuild: $(modules_to_check)
838ifeq (true,$(ANDROID_BUILD_EVERYTHING_BY_DEFAULT)$(filter $(MAKECMDGOALS),checkbuild))
839droid: checkbuild
840else
841# ANDROID_BUILD_EVERYTHING_BY_DEFAULT not set, or checkbuild is one of the cmd goals.
842checkbuild: droid
843endif
844
845.PHONY: ramdisk
846ramdisk: $(INSTALLED_RAMDISK_TARGET)
847
848.PHONY: factory_ramdisk
849factory_ramdisk: $(INSTALLED_FACTORY_RAMDISK_TARGET)
850
851.PHONY: factory_bundle
852factory_bundle: $(INSTALLED_FACTORY_BUNDLE_TARGET)
853
854.PHONY: systemtarball
855systemtarball: $(INSTALLED_SYSTEMTARBALL_TARGET)
856
857.PHONY: boottarball
858boottarball: $(INSTALLED_BOOTTARBALL_TARGET)
859
860.PHONY: userdataimage
861userdataimage: $(INSTALLED_USERDATAIMAGE_TARGET)
862
863ifneq (,$(filter userdataimage, $(MAKECMDGOALS)))
864$(call dist-for-goals, userdataimage, $(BUILT_USERDATAIMAGE_TARGET))
865endif
866
867.PHONY: userdatatarball
868userdatatarball: $(INSTALLED_USERDATATARBALL_TARGET)
869
870.PHONY: cacheimage
871cacheimage: $(INSTALLED_CACHEIMAGE_TARGET)
872
873.PHONY: vendorimage
874vendorimage: $(INSTALLED_VENDORIMAGE_TARGET)
875
876.PHONY: bootimage
877bootimage: $(INSTALLED_BOOTIMAGE_TARGET)
878
879# phony target that include any targets in $(ALL_MODULES)
880.PHONY: all_modules
881ifndef BUILD_MODULES_IN_PATHS
882all_modules: $(ALL_MODULES)
883else
884# BUILD_MODULES_IN_PATHS is a list of paths relative to the top of the tree
885module_path_patterns := $(foreach p, $(BUILD_MODULES_IN_PATHS),\
886    $(if $(filter %/,$(p)),$(p)%,$(p)/%))
887my_all_modules := $(sort $(foreach m, $(ALL_MODULES),$(if $(filter\
888    $(module_path_patterns), $(addsuffix /,$(ALL_MODULES.$(m).PATH))),$(m))))
889all_modules: $(my_all_modules)
890endif
891
892
893# Build files and then package it into the rom formats
894.PHONY: droidcore
895droidcore: files \
896	systemimage \
897	$(INSTALLED_BOOTIMAGE_TARGET) \
898	$(INSTALLED_RECOVERYIMAGE_TARGET) \
899	$(INSTALLED_USERDATAIMAGE_TARGET) \
900	$(INSTALLED_CACHEIMAGE_TARGET) \
901	$(INSTALLED_VENDORIMAGE_TARGET) \
902	$(INSTALLED_FILES_FILE)
903
904# dist_files only for putting your library into the dist directory with a full build.
905.PHONY: dist_files
906
907ifneq ($(TARGET_BUILD_APPS),)
908  # If this build is just for apps, only build apps and not the full system by default.
909
910  unbundled_build_modules :=
911  ifneq ($(filter all,$(TARGET_BUILD_APPS)),)
912    # If they used the magic goal "all" then build all apps in the source tree.
913    unbundled_build_modules := $(foreach m,$(sort $(ALL_MODULES)),$(if $(filter APPS,$(ALL_MODULES.$(m).CLASS)),$(m)))
914  else
915    unbundled_build_modules := $(TARGET_BUILD_APPS)
916  endif
917
918  # Dist the installed files if they exist.
919  apps_only_installed_files := $(foreach m,$(unbundled_build_modules),$(ALL_MODULES.$(m).INSTALLED))
920  $(call dist-for-goals,apps_only, $(apps_only_installed_files))
921  # For uninstallable modules such as static Java library, we have to dist the built file,
922  # as <module_name>.<suffix>
923  apps_only_dist_built_files := $(foreach m,$(unbundled_build_modules),$(if $(ALL_MODULES.$(m).INSTALLED),,\
924      $(if $(ALL_MODULES.$(m).BUILT),$(ALL_MODULES.$(m).BUILT):$(m)$(suffix $(ALL_MODULES.$(m).BUILT)))))
925  $(call dist-for-goals,apps_only, $(apps_only_dist_built_files))
926
927  ifeq ($(EMMA_INSTRUMENT),true)
928    $(EMMA_META_ZIP) : $(apps_only_installed_files)
929
930    $(call dist-for-goals,apps_only, $(EMMA_META_ZIP))
931  endif
932
933  $(PROGUARD_DICT_ZIP) : $(apps_only_installed_files)
934  $(call dist-for-goals,apps_only, $(PROGUARD_DICT_ZIP))
935
936.PHONY: apps_only
937apps_only: $(unbundled_build_modules)
938
939droid: apps_only
940
941# Combine the NOTICE files for a apps_only build
942$(eval $(call combine-notice-files, \
943    $(target_notice_file_txt), \
944    $(target_notice_file_html), \
945    "Notices for files for apps:", \
946    $(TARGET_OUT_NOTICE_FILES), \
947    $(apps_only_installed_files)))
948
949
950else # TARGET_BUILD_APPS
951  $(call dist-for-goals, droidcore, \
952    $(INTERNAL_UPDATE_PACKAGE_TARGET) \
953    $(INTERNAL_OTA_PACKAGE_TARGET) \
954    $(SYMBOLS_ZIP) \
955    $(INSTALLED_FILES_FILE) \
956    $(INSTALLED_BUILD_PROP_TARGET) \
957    $(BUILT_TARGET_FILES_PACKAGE) \
958    $(INSTALLED_ANDROID_INFO_TXT_TARGET) \
959    $(INSTALLED_RAMDISK_TARGET) \
960    $(INSTALLED_FACTORY_RAMDISK_TARGET) \
961    $(INSTALLED_FACTORY_BUNDLE_TARGET) \
962   )
963
964  # Put a copy of the radio/bootloader files in the dist dir.
965  $(foreach f,$(INSTALLED_RADIOIMAGE_TARGET), \
966    $(call dist-for-goals, droidcore, $(f)))
967
968  ifneq ($(TARGET_BUILD_PDK),true)
969    $(call dist-for-goals, droidcore, \
970      $(APPS_ZIP) \
971      $(INTERNAL_EMULATOR_PACKAGE_TARGET) \
972      $(PACKAGE_STATS_FILE) \
973    )
974  endif
975
976  ifeq ($(EMMA_INSTRUMENT),true)
977    $(EMMA_META_ZIP) : $(INSTALLED_SYSTEMIMAGE)
978
979    $(call dist-for-goals, dist_files, $(EMMA_META_ZIP))
980  endif
981
982# Building a full system-- the default is to build droidcore
983droid: droidcore dist_files
984
985endif # TARGET_BUILD_APPS
986
987.PHONY: docs
988docs: $(ALL_DOCS)
989
990.PHONY: sdk
991ALL_SDK_TARGETS := $(INTERNAL_SDK_TARGET)
992sdk: $(ALL_SDK_TARGETS)
993$(call dist-for-goals,sdk win_sdk, \
994    $(ALL_SDK_TARGETS) \
995    $(SYMBOLS_ZIP) \
996    $(INSTALLED_BUILD_PROP_TARGET) \
997)
998
999# umbrella targets to assit engineers in verifying builds
1000.PHONY: java native target host java-host java-target native-host native-target \
1001        java-host-tests java-target-tests native-host-tests native-target-tests \
1002        java-tests native-tests host-tests target-tests
1003# some synonyms
1004.PHONY: host-java target-java host-native target-native \
1005        target-java-tests target-native-tests
1006host-java : java-host
1007target-java : java-target
1008host-native : native-host
1009target-native : native-target
1010target-java-tests : java-target-tests
1011target-native-tests : native-target-tests
1012
1013
1014.PHONY: lintall
1015
1016ifneq (,$(filter samplecode, $(MAKECMDGOALS)))
1017.PHONY: samplecode
1018sample_MODULES := $(sort $(call get-tagged-modules,samples))
1019sample_APKS_DEST_PATH := $(TARGET_COMMON_OUT_ROOT)/samples
1020sample_APKS_COLLECTION := \
1021        $(foreach module,$(sample_MODULES),$(sample_APKS_DEST_PATH)/$(notdir $(module)))
1022$(foreach module,$(sample_MODULES),$(eval $(call \
1023        copy-one-file,$(module),$(sample_APKS_DEST_PATH)/$(notdir $(module)))))
1024sample_ADDITIONAL_INSTALLED := \
1025        $(filter-out $(modules_to_install) $(modules_to_check) $(ALL_PREBUILT),$(sample_MODULES))
1026samplecode: $(sample_APKS_COLLECTION)
1027	@echo "Collect sample code apks: $^"
1028	# remove apks that are not intended to be installed.
1029	rm -f $(sample_ADDITIONAL_INSTALLED)
1030endif  # samplecode in $(MAKECMDGOALS)
1031
1032.PHONY: findbugs
1033findbugs: $(INTERNAL_FINDBUGS_HTML_TARGET) $(INTERNAL_FINDBUGS_XML_TARGET)
1034
1035.PHONY: clean
1036clean:
1037	@rm -rf $(OUT_DIR)
1038	@echo "Entire build directory removed."
1039
1040.PHONY: clobber
1041clobber: clean
1042
1043# The rules for dataclean and installclean are defined in cleanbuild.mk.
1044
1045#xxx scrape this from ALL_MODULE_NAME_TAGS
1046.PHONY: modules
1047modules:
1048	@echo "Available sub-modules:"
1049	@echo "$(call module-names-for-tag-list,$(ALL_MODULE_TAGS))" | \
1050	      tr -s ' ' '\n' | sort -u | $(COLUMN)
1051
1052.PHONY: showcommands
1053showcommands:
1054	@echo >/dev/null
1055
1056.PHONY: nothing
1057nothing:
1058	@echo Successfully read the makefiles.
1059