binary.mk revision 79ee7bf896cb03c9c05df9aac644fdb055a37898
1########################################################### 2## Standard rules for building binary object files from 3## asm/c/cpp/yacc/lex source files. 4## 5## The list of object files is exported in $(all_objects). 6########################################################### 7 8###################################### 9## Sanity check for LOCAL_NDK_VERSION 10###################################### 11my_ndk_version_root := 12ifeq ($(TARGET_SIMULATOR),true) 13 # NDK does not support sim build. 14 LOCAL_NDK_VERSION := 15endif 16ifdef LOCAL_NDK_VERSION 17 ifdef LOCAL_IS_HOST_MODULE 18 $(error $(LOCAL_PATH): LOCAL_NDK_VERSION can not be used in host module) 19 endif 20 ifneq ($(filter-out SHARED_LIBRARIES STATIC_LIBRARIES,$(LOCAL_MODULE_CLASS)),) 21 $(error $(LOCAL_PATH): LOCAL_NDK_VERSION can only be used to build target shared/static libraries, \ 22 while your module is of class $(LOCAL_MODULE_CLASS)) 23 endif 24 ifeq ($(filter $(LOCAL_NDK_VERSION),$(TARGET_AVAILABLE_NDK_VERSIONS)),) 25 $(error $(LOCAL_PATH): Invalid LOCAL_NDK_VERSION '$(LOCAL_NDK_VERSION)' \ 26 Choices are $(TARGET_AVAILABLE_NDK_VERSIONS)) 27 endif 28 ifndef LOCAL_SDK_VERSION 29 $(error $(LOCAL_PATH): LOCAL_NDK_VERSION must be defined with LOCAL_SDK_VERSION) 30 endif 31 my_ndk_version_root := $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r$(LOCAL_NDK_VERSION)/platforms/android-$(LOCAL_SDK_VERSION)/arch-$(TARGET_ARCH) 32 ifeq ($(wildcard $(my_ndk_version_root)),) 33 $(error $(LOCAL_PATH): ndk version root does not exist: $(my_ndk_version_root)) 34 endif 35endif 36 37####################################### 38include $(BUILD_SYSTEM)/base_rules.mk 39####################################### 40 41#################################################### 42## Add FDO flags if FDO is turned on and supported 43#################################################### 44ifeq ($(strip $(LOCAL_NO_FDO_SUPPORT)),) 45 LOCAL_CFLAGS += $(TARGET_FDO_CFLAGS) 46 LOCAL_CPPFLAGS += $(TARGET_FDO_CFLAGS) 47 LOCAL_LDFLAGS += $(TARGET_FDO_CFLAGS) 48endif 49 50########################################################### 51## Explicitly declare assembly-only __ASSEMBLY__ macro for 52## assembly source 53########################################################### 54LOCAL_ASFLAGS += -D__ASSEMBLY__ 55 56########################################################### 57## Define PRIVATE_ variables from global vars 58########################################################### 59ifdef LOCAL_NDK_VERSION 60my_target_project_includes := 61my_target_c_inclues := $(my_ndk_version_root)/usr/include 62# TODO: more reliable way to remove platform stuff. 63my_target_global_cflags := $(filter-out -include -I system/%, $(TARGET_GLOBAL_CFLAGS)) 64my_target_global_cppflags := $(filter-out -include -I system/%, $(TARGET_GLOBAL_CPPFLAGS)) 65else 66my_target_project_includes := $(TARGET_PROJECT_INCLUDES) 67my_target_c_inclues := $(TARGET_C_INCLUDES) 68my_target_global_cflags := $(TARGET_GLOBAL_CFLAGS) 69my_target_global_cppflags := $(TARGET_GLOBAL_CPPFLAGS) 70endif 71$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_PROJECT_INCLUDES := $(my_target_project_includes) 72$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_C_INCLUDES := $(my_target_c_inclues) 73$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_GLOBAL_CFLAGS := $(my_target_global_cflags) 74$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_GLOBAL_CPPFLAGS := $(my_target_global_cppflags) 75 76########################################################### 77## Define PRIVATE_ variables used by multiple module types 78########################################################### 79$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_NO_DEFAULT_COMPILER_FLAGS := \ 80 $(strip $(LOCAL_NO_DEFAULT_COMPILER_FLAGS)) 81 82ifeq ($(strip $(LOCAL_CC)),) 83 LOCAL_CC := $($(my_prefix)CC) 84endif 85$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_CC := $(LOCAL_CC) 86 87ifeq ($(strip $(LOCAL_CXX)),) 88 LOCAL_CXX := $($(my_prefix)CXX) 89endif 90$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_CXX := $(LOCAL_CXX) 91 92# TODO: support a mix of standard extensions so that this isn't necessary 93LOCAL_CPP_EXTENSION := $(strip $(LOCAL_CPP_EXTENSION)) 94ifeq ($(LOCAL_CPP_EXTENSION),) 95 LOCAL_CPP_EXTENSION := .cpp 96endif 97$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_CPP_EXTENSION := $(LOCAL_CPP_EXTENSION) 98 99# Certain modules like libdl have to have symbols resolved at runtime and blow 100# up if --no-undefined is passed to the linker. 101ifeq ($(strip $(LOCAL_NO_DEFAULT_COMPILER_FLAGS)),) 102ifeq ($(strip $(LOCAL_ALLOW_UNDEFINED_SYMBOLS)),) 103 LOCAL_LDFLAGS := $(LOCAL_LDFLAGS) $($(my_prefix)NO_UNDEFINED_LDFLAGS) 104endif 105endif 106 107########################################################### 108## Define arm-vs-thumb-mode flags. 109########################################################### 110LOCAL_ARM_MODE := $(strip $(LOCAL_ARM_MODE)) 111ifeq ($(TARGET_ARCH),arm) 112arm_objects_mode := $(if $(LOCAL_ARM_MODE),$(LOCAL_ARM_MODE),arm) 113normal_objects_mode := $(if $(LOCAL_ARM_MODE),$(LOCAL_ARM_MODE),thumb) 114 115# Read the values from something like TARGET_arm_CFLAGS or 116# TARGET_thumb_CFLAGS. HOST_(arm|thumb)_CFLAGS values aren't 117# actually used (although they are usually empty). 118arm_objects_cflags := $($(my_prefix)$(arm_objects_mode)_CFLAGS) 119normal_objects_cflags := $($(my_prefix)$(normal_objects_mode)_CFLAGS) 120else 121arm_objects_mode := 122normal_objects_mode := 123arm_objects_cflags := 124normal_objects_cflags := 125endif 126 127########################################################### 128## Define per-module debugging flags. Users can turn on 129## debugging for a particular module by setting DEBUG_MODULE_ModuleName 130## to a non-empty value in their environment or buildspec.mk, 131## and setting HOST_/TARGET_CUSTOM_DEBUG_CFLAGS to the 132## debug flags that they want to use. 133########################################################### 134ifdef DEBUG_MODULE_$(strip $(LOCAL_MODULE)) 135 debug_cflags := $($(my_prefix)CUSTOM_DEBUG_CFLAGS) 136else 137 debug_cflags := 138endif 139 140########################################################### 141## Stuff source generated from one-off tools 142########################################################### 143$(LOCAL_GENERATED_SOURCES): PRIVATE_MODULE := $(LOCAL_MODULE) 144 145ALL_GENERATED_SOURCES += $(LOCAL_GENERATED_SOURCES) 146 147 148########################################################### 149## Compile the .proto files to .cc and then to .o 150########################################################### 151proto_sources := $(filter %.proto,$(LOCAL_SRC_FILES)) 152proto_generated_objects := 153proto_generated_headers := 154ifneq ($(proto_sources),) 155proto_sources_fullpath := $(addprefix $(LOCAL_PATH)/, $(proto_sources)) 156proto_generated_cc_sources_dir := $(intermediates)/proto 157proto_generated_cc_sources := $(addprefix $(proto_generated_cc_sources_dir)/, \ 158 $(patsubst %.proto,%.pb.cc,$(proto_sources_fullpath))) 159proto_generated_objects := $(patsubst %.cc,%.o, $(proto_generated_cc_sources)) 160 161$(proto_generated_cc_sources): PRIVATE_PROTO_INCLUDES := $(TOP) 162$(proto_generated_cc_sources): PRIVATE_PROTO_CC_OUTPUT_DIR := $(proto_generated_cc_sources_dir) 163$(proto_generated_cc_sources): $(proto_generated_cc_sources_dir)/%.pb.cc: %.proto $(PROTOC) 164 $(transform-proto-to-cc) 165 166proto_generated_headers := $(patsubst %.pb.cc,%.pb.h, $(proto_generated_cc_sources)) 167$(proto_generated_headers): $(proto_generated_cc_sources_dir)/%.pb.h: $(proto_generated_cc_sources_dir)/%.pb.cc 168 169$(proto_generated_cc_sources): PRIVATE_ARM_MODE := $(normal_objects_mode) 170$(proto_generated_cc_sources): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags) 171$(proto_generated_objects): $(proto_generated_cc_sources_dir)/%.o: $(proto_generated_cc_sources_dir)/%.cc 172 $(transform-$(PRIVATE_HOST)cpp-to-o) 173-include $(proto_generated_objects:%.o=%.P) 174 175LOCAL_C_INCLUDES += external/protobuf/src $(proto_generated_cc_sources_dir) 176LOCAL_CFLAGS += -DGOOGLE_PROTOBUF_NO_RTTI 177ifeq ($(LOCAL_PROTOC_OPTIMIZE_TYPE),full) 178LOCAL_STATIC_LIBRARIES += libprotobuf-cpp-2.3.0-full 179else 180LOCAL_STATIC_LIBRARIES += libprotobuf-cpp-2.3.0-lite 181endif 182endif 183 184 185########################################################### 186## YACC: Compile .y files to .cpp and the to .o. 187########################################################### 188 189yacc_sources := $(filter %.y,$(LOCAL_SRC_FILES)) 190yacc_cpps := $(addprefix \ 191 $(intermediates)/,$(yacc_sources:.y=$(LOCAL_CPP_EXTENSION))) 192yacc_headers := $(yacc_cpps:$(LOCAL_CPP_EXTENSION)=.h) 193yacc_objects := $(yacc_cpps:$(LOCAL_CPP_EXTENSION)=.o) 194 195ifneq ($(strip $(yacc_cpps)),) 196$(yacc_cpps): $(intermediates)/%$(LOCAL_CPP_EXTENSION): \ 197 $(TOPDIR)$(LOCAL_PATH)/%.y \ 198 $(lex_cpps) $(LOCAL_ADDITIONAL_DEPENDENCIES) 199 $(call transform-y-to-cpp,$(PRIVATE_CPP_EXTENSION)) 200$(yacc_headers): $(intermediates)/%.h: $(intermediates)/%$(LOCAL_CPP_EXTENSION) 201 202$(yacc_objects): PRIVATE_ARM_MODE := $(normal_objects_mode) 203$(yacc_objects): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags) 204$(yacc_objects): $(intermediates)/%.o: $(intermediates)/%$(LOCAL_CPP_EXTENSION) 205 $(transform-$(PRIVATE_HOST)cpp-to-o) 206endif 207 208########################################################### 209## LEX: Compile .l files to .cpp and then to .o. 210########################################################### 211 212lex_sources := $(filter %.l,$(LOCAL_SRC_FILES)) 213lex_cpps := $(addprefix \ 214 $(intermediates)/,$(lex_sources:.l=$(LOCAL_CPP_EXTENSION))) 215lex_objects := $(lex_cpps:$(LOCAL_CPP_EXTENSION)=.o) 216 217ifneq ($(strip $(lex_cpps)),) 218$(lex_cpps): $(intermediates)/%$(LOCAL_CPP_EXTENSION): \ 219 $(TOPDIR)$(LOCAL_PATH)/%.l 220 $(transform-l-to-cpp) 221 222$(lex_objects): PRIVATE_ARM_MODE := $(normal_objects_mode) 223$(lex_objects): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags) 224$(lex_objects): $(intermediates)/%.o: \ 225 $(intermediates)/%$(LOCAL_CPP_EXTENSION) \ 226 $(LOCAL_ADDITIONAL_DEPENDENCIES) \ 227 $(yacc_headers) 228 $(transform-$(PRIVATE_HOST)cpp-to-o) 229endif 230 231########################################################### 232## C++: Compile .cpp files to .o. 233########################################################### 234 235# we also do this on host modules and sim builds, even though 236# it's not really arm, because there are files that are shared. 237cpp_arm_sources := $(patsubst %$(LOCAL_CPP_EXTENSION).arm,%$(LOCAL_CPP_EXTENSION),$(filter %$(LOCAL_CPP_EXTENSION).arm,$(LOCAL_SRC_FILES))) 238cpp_arm_objects := $(addprefix $(intermediates)/,$(cpp_arm_sources:$(LOCAL_CPP_EXTENSION)=.o)) 239 240cpp_normal_sources := $(filter %$(LOCAL_CPP_EXTENSION),$(LOCAL_SRC_FILES)) 241cpp_normal_objects := $(addprefix $(intermediates)/,$(cpp_normal_sources:$(LOCAL_CPP_EXTENSION)=.o)) 242 243$(cpp_arm_objects): PRIVATE_ARM_MODE := $(arm_objects_mode) 244$(cpp_arm_objects): PRIVATE_ARM_CFLAGS := $(arm_objects_cflags) 245$(cpp_normal_objects): PRIVATE_ARM_MODE := $(normal_objects_mode) 246$(cpp_normal_objects): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags) 247 248cpp_objects := $(cpp_arm_objects) $(cpp_normal_objects) 249 250ifneq ($(strip $(cpp_objects)),) 251$(cpp_objects): $(intermediates)/%.o: \ 252 $(TOPDIR)$(LOCAL_PATH)/%$(LOCAL_CPP_EXTENSION) \ 253 $(yacc_cpps) $(proto_generated_headers) $(LOCAL_ADDITIONAL_DEPENDENCIES) 254 $(transform-$(PRIVATE_HOST)cpp-to-o) 255-include $(cpp_objects:%.o=%.P) 256endif 257 258########################################################### 259## C++: Compile generated .cpp files to .o. 260########################################################### 261 262gen_cpp_sources := $(filter %$(LOCAL_CPP_EXTENSION),$(LOCAL_GENERATED_SOURCES)) 263gen_cpp_objects := $(gen_cpp_sources:%$(LOCAL_CPP_EXTENSION)=%.o) 264 265ifneq ($(strip $(gen_cpp_objects)),) 266# Compile all generated files as thumb. 267# TODO: support compiling certain generated files as arm. 268$(gen_cpp_objects): PRIVATE_ARM_MODE := $(normal_objects_mode) 269$(gen_cpp_objects): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags) 270$(gen_cpp_objects): $(intermediates)/%.o: $(intermediates)/%$(LOCAL_CPP_EXTENSION) $(yacc_cpps) $(proto_generated_headers) $(LOCAL_ADDITIONAL_DEPENDENCIES) 271 $(transform-$(PRIVATE_HOST)cpp-to-o) 272-include $(gen_cpp_objects:%.o=%.P) 273endif 274 275########################################################### 276## S: Compile generated .S and .s files to .o. 277########################################################### 278 279gen_S_sources := $(filter %.S,$(LOCAL_GENERATED_SOURCES)) 280gen_S_objects := $(gen_S_sources:%.S=%.o) 281 282ifneq ($(strip $(gen_S_sources)),) 283$(gen_S_objects): $(intermediates)/%.o: $(intermediates)/%.S $(LOCAL_ADDITIONAL_DEPENDENCIES) 284 $(transform-$(PRIVATE_HOST)s-to-o) 285-include $(gen_S_objects:%.o=%.P) 286endif 287 288gen_s_sources := $(filter %.s,$(LOCAL_GENERATED_SOURCES)) 289gen_s_objects := $(gen_s_sources:%.s=%.o) 290 291ifneq ($(strip $(gen_s_objects)),) 292$(gen_s_objects): $(intermediates)/%.o: $(intermediates)/%.s $(LOCAL_ADDITIONAL_DEPENDENCIES) 293 $(transform-$(PRIVATE_HOST)s-to-o-no-deps) 294-include $(gen_s_objects:%.o=%.P) 295endif 296 297gen_asm_objects := $(gen_S_objects) $(gen_s_objects) 298 299########################################################### 300## C: Compile .c files to .o. 301########################################################### 302 303c_arm_sources := $(patsubst %.c.arm,%.c,$(filter %.c.arm,$(LOCAL_SRC_FILES))) 304c_arm_objects := $(addprefix $(intermediates)/,$(c_arm_sources:.c=.o)) 305 306c_normal_sources := $(filter %.c,$(LOCAL_SRC_FILES)) 307c_normal_objects := $(addprefix $(intermediates)/,$(c_normal_sources:.c=.o)) 308 309$(c_arm_objects): PRIVATE_ARM_MODE := $(arm_objects_mode) 310$(c_arm_objects): PRIVATE_ARM_CFLAGS := $(arm_objects_cflags) 311$(c_normal_objects): PRIVATE_ARM_MODE := $(normal_objects_mode) 312$(c_normal_objects): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags) 313 314c_objects := $(c_arm_objects) $(c_normal_objects) 315 316ifneq ($(strip $(c_objects)),) 317$(c_objects): $(intermediates)/%.o: $(TOPDIR)$(LOCAL_PATH)/%.c $(yacc_cpps) $(proto_generated_headers) $(LOCAL_ADDITIONAL_DEPENDENCIES) 318 $(transform-$(PRIVATE_HOST)c-to-o) 319-include $(c_objects:%.o=%.P) 320endif 321 322########################################################### 323## C: Compile generated .c files to .o. 324########################################################### 325 326gen_c_sources := $(filter %.c,$(LOCAL_GENERATED_SOURCES)) 327gen_c_objects := $(gen_c_sources:%.c=%.o) 328 329ifneq ($(strip $(gen_c_objects)),) 330# Compile all generated files as thumb. 331# TODO: support compiling certain generated files as arm. 332$(gen_c_objects): PRIVATE_ARM_MODE := $(normal_objects_mode) 333$(gen_c_objects): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags) 334$(gen_c_objects): $(intermediates)/%.o: $(intermediates)/%.c $(yacc_cpps) $(proto_generated_headers) $(LOCAL_ADDITIONAL_DEPENDENCIES) 335 $(transform-$(PRIVATE_HOST)c-to-o) 336-include $(gen_c_objects:%.o=%.P) 337endif 338 339########################################################### 340## ObjC: Compile .m files to .o 341########################################################### 342 343objc_sources := $(filter %.m,$(LOCAL_SRC_FILES)) 344objc_objects := $(addprefix $(intermediates)/,$(objc_sources:.m=.o)) 345 346ifneq ($(strip $(objc_objects)),) 347$(objc_objects): $(intermediates)/%.o: $(TOPDIR)$(LOCAL_PATH)/%.m $(yacc_cpps) $(proto_generated_headers) $(PRIVATE_ADDITIONAL_DEPENDENCIES) 348 $(transform-$(PRIVATE_HOST)m-to-o) 349-include $(objc_objects:%.o=%.P) 350endif 351 352########################################################### 353## AS: Compile .S files to .o. 354########################################################### 355 356asm_sources_S := $(filter %.S,$(LOCAL_SRC_FILES)) 357asm_objects_S := $(addprefix $(intermediates)/,$(asm_sources_S:.S=.o)) 358 359ifneq ($(strip $(asm_objects_S)),) 360$(asm_objects_S): $(intermediates)/%.o: $(TOPDIR)$(LOCAL_PATH)/%.S $(LOCAL_ADDITIONAL_DEPENDENCIES) 361 $(transform-$(PRIVATE_HOST)s-to-o) 362-include $(asm_objects_S:%.o=%.P) 363endif 364 365asm_sources_s := $(filter %.s,$(LOCAL_SRC_FILES)) 366asm_objects_s := $(addprefix $(intermediates)/,$(asm_sources_s:.s=.o)) 367 368ifneq ($(strip $(asm_objects_s)),) 369$(asm_objects_s): $(intermediates)/%.o: $(TOPDIR)$(LOCAL_PATH)/%.s $(LOCAL_ADDITIONAL_DEPENDENCIES) 370 $(transform-$(PRIVATE_HOST)s-to-o-no-deps) 371-include $(asm_objects_s:%.o=%.P) 372endif 373 374asm_objects := $(asm_objects_S) $(asm_objects_s) 375 376 377########################################################### 378## Common object handling. 379########################################################### 380 381# some rules depend on asm_objects being first. If your code depends on 382# being first, it's reasonable to require it to be assembly 383all_objects := \ 384 $(asm_objects) \ 385 $(cpp_objects) \ 386 $(gen_cpp_objects) \ 387 $(gen_asm_objects) \ 388 $(c_objects) \ 389 $(gen_c_objects) \ 390 $(yacc_objects) \ 391 $(lex_objects) \ 392 $(proto_generated_objects) \ 393 $(addprefix $(TOPDIR)$(LOCAL_PATH)/,$(LOCAL_PREBUILT_OBJ_FILES)) 394 395LOCAL_C_INCLUDES += $(TOPDIR)$(LOCAL_PATH) $(intermediates) $(base_intermediates) 396 397ifndef LOCAL_NDK_VERSION 398 LOCAL_C_INCLUDES += $(JNI_H_INCLUDE) 399endif 400 401$(all_objects) : | $(LOCAL_GENERATED_SOURCES) 402ALL_C_CPP_ETC_OBJECTS += $(all_objects) 403 404########################################################### 405## Copy headers to the install tree 406########################################################### 407include $(BUILD_COPY_HEADERS) 408 409########################################################### 410# Standard library handling. 411# 412# On the target, we compile with -nostdlib, so we must add in the 413# default system shared libraries, unless they have requested not 414# to by supplying a LOCAL_SYSTEM_SHARED_LIBRARIES value. One would 415# supply that, for example, when building libc itself. 416########################################################### 417ifdef LOCAL_IS_HOST_MODULE 418 ifeq ($(LOCAL_SYSTEM_SHARED_LIBRARIES),none) 419 LOCAL_SYSTEM_SHARED_LIBRARIES := 420 endif 421else 422 ifeq ($(LOCAL_SYSTEM_SHARED_LIBRARIES),none) 423 LOCAL_SYSTEM_SHARED_LIBRARIES := $($(my_prefix)DEFAULT_SYSTEM_SHARED_LIBRARIES) 424 endif 425endif 426 427# Logging used to be part of libcutils (target) and libutils (sim); 428# hack modules that use those other libs to also include liblog. 429# All of this complexity is to make sure that liblog only appears 430# once, and appears just before libcutils or libutils on the link 431# line. 432# TODO: remove this hack and change all modules to use liblog 433# when necessary. 434define insert-liblog 435 $(if $(filter liblog,$(1)),$(1), \ 436 $(if $(filter libcutils,$(1)), \ 437 $(patsubst libcutils,liblog libcutils,$(1)) \ 438 , \ 439 $(patsubst libutils,liblog libutils,$(1)) \ 440 ) \ 441 ) 442endef 443ifneq (,$(filter libcutils libutils,$(LOCAL_SHARED_LIBRARIES))) 444 LOCAL_SHARED_LIBRARIES := $(call insert-liblog,$(LOCAL_SHARED_LIBRARIES)) 445endif 446ifneq (,$(filter libcutils libutils,$(LOCAL_STATIC_LIBRARIES))) 447 LOCAL_STATIC_LIBRARIES := $(call insert-liblog,$(LOCAL_STATIC_LIBRARIES)) 448endif 449ifneq (,$(filter libcutils libutils,$(LOCAL_WHOLE_STATIC_LIBRARIES))) 450 LOCAL_WHOLE_STATIC_LIBRARIES := $(call insert-liblog,$(LOCAL_WHOLE_STATIC_LIBRARIES)) 451endif 452 453########################################################### 454# The list of libraries that this module will link against are in 455# these variables. Each is a list of bare module names like "libc libm". 456# 457# LOCAL_SHARED_LIBRARIES 458# LOCAL_STATIC_LIBRARIES 459# LOCAL_WHOLE_STATIC_LIBRARIES 460# 461# We need to convert the bare names into the dependencies that 462# we'll use for LOCAL_BUILT_MODULE and LOCAL_INSTALLED_MODULE. 463# LOCAL_BUILT_MODULE should depend on the BUILT versions of the 464# libraries, so that simply building this module doesn't force 465# an install of a library. Similarly, LOCAL_INSTALLED_MODULE 466# should depend on the INSTALLED versions of the libraries so 467# that they get installed when this module does. 468########################################################### 469# NOTE: 470# WHOLE_STATIC_LIBRARIES are libraries that are pulled into the 471# module without leaving anything out, which is useful for turning 472# a collection of .a files into a .so file. Linking against a 473# normal STATIC_LIBRARY will only pull in code/symbols that are 474# referenced by the module. (see gcc/ld's --whole-archive option) 475########################################################### 476 477# Get the list of BUILT libraries, which are under 478# various intermediates directories. 479so_suffix := $($(my_prefix)SHLIB_SUFFIX) 480a_suffix := $($(my_prefix)STATIC_LIB_SUFFIX) 481 482ifdef LOCAL_NDK_VERSION 483built_shared_libraries := \ 484 $(addprefix $($(my_prefix)OUT_INTERMEDIATE_LIBRARIES)/, \ 485 $(addsuffix $(so_suffix), \ 486 $(LOCAL_SHARED_LIBRARIES))) 487 488# Get the list of INSTALLED libraries. Strip off the various 489# intermediates directories and point to the common lib dirs. 490installed_shared_libraries := \ 491 $(addprefix $($(my_prefix)OUT_SHARED_LIBRARIES)/, \ 492 $(notdir $(built_shared_libraries))) 493 494my_system_shared_libraries_fullpath := $(addprefix $(my_ndk_version_root)/usr/lib/, \ 495 $(addsuffix $(so_suffix), $(LOCAL_SYSTEM_SHARED_LIBRARIES))) 496 497built_shared_libraries += $(my_system_shared_libraries_fullpath) 498LOCAL_SHARED_LIBRARIES += $(LOCAL_SYSTEM_SHARED_LIBRARIES) 499else 500LOCAL_SHARED_LIBRARIES += $(LOCAL_SYSTEM_SHARED_LIBRARIES) 501built_shared_libraries := \ 502 $(addprefix $($(my_prefix)OUT_INTERMEDIATE_LIBRARIES)/, \ 503 $(addsuffix $(so_suffix), \ 504 $(LOCAL_SHARED_LIBRARIES))) 505 506installed_shared_libraries := \ 507 $(addprefix $($(my_prefix)OUT_SHARED_LIBRARIES)/, \ 508 $(notdir $(built_shared_libraries))) 509endif 510 511built_static_libraries := \ 512 $(foreach lib,$(LOCAL_STATIC_LIBRARIES), \ 513 $(call intermediates-dir-for, \ 514 STATIC_LIBRARIES,$(lib),$(LOCAL_IS_HOST_MODULE))/$(lib)$(a_suffix)) 515 516built_whole_libraries := \ 517 $(foreach lib,$(LOCAL_WHOLE_STATIC_LIBRARIES), \ 518 $(call intermediates-dir-for, \ 519 STATIC_LIBRARIES,$(lib),$(LOCAL_IS_HOST_MODULE))/$(lib)$(a_suffix)) 520 521# We don't care about installed static libraries, since the 522# libraries have already been linked into the module at that point. 523# We do, however, care about the NOTICE files for any static 524# libraries that we use. (see notice_files.make) 525 526installed_static_library_notice_file_targets := \ 527 $(foreach lib,$(LOCAL_STATIC_LIBRARIES) $(LOCAL_WHOLE_STATIC_LIBRARIES), \ 528 NOTICE-$(if $(LOCAL_IS_HOST_MODULE),HOST,TARGET)-STATIC_LIBRARIES-$(lib)) 529 530########################################################### 531# Rule-specific variable definitions 532########################################################### 533$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_YACCFLAGS := $(LOCAL_YACCFLAGS) 534$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_ASFLAGS := $(LOCAL_ASFLAGS) 535$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_CFLAGS := $(LOCAL_CFLAGS) 536$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_CPPFLAGS := $(LOCAL_CPPFLAGS) 537$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_DEBUG_CFLAGS := $(debug_cflags) 538$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_C_INCLUDES := $(LOCAL_C_INCLUDES) 539$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_LDFLAGS := $(LOCAL_LDFLAGS) 540$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_LDLIBS := $(LOCAL_LDLIBS) 541 542# this is really the way to get the files onto the command line instead 543# of using $^, because then LOCAL_ADDITIONAL_DEPENDENCIES doesn't work 544$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_ALL_SHARED_LIBRARIES := $(built_shared_libraries) 545$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_ALL_STATIC_LIBRARIES := $(built_static_libraries) 546$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_ALL_WHOLE_STATIC_LIBRARIES := $(built_whole_libraries) 547$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_ALL_OBJECTS := $(all_objects) 548 549########################################################### 550# Define library dependencies. 551########################################################### 552# all_libraries is used for the dependencies on LOCAL_BUILT_MODULE. 553all_libraries := \ 554 $(built_shared_libraries) \ 555 $(built_static_libraries) \ 556 $(built_whole_libraries) 557 558# Make LOCAL_INSTALLED_MODULE depend on the installed versions of the 559# libraries so they get installed along with it. We don't need to 560# rebuild it when installing it, though, so this can be an order-only 561# dependency. 562$(LOCAL_INSTALLED_MODULE): | $(installed_shared_libraries) 563 564# Also depend on the notice files for any static libraries that 565# are linked into this module. This will force them to be installed 566# when this module is. 567$(LOCAL_INSTALLED_MODULE): | $(installed_static_library_notice_file_targets) 568