android/build/emulator/definitions.make - qemu-android - Git at Google

 # Copyright (C) 2008 The Android Open Source Project
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #      http://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #

 BUILD_SYSTEM_ROOT := $(_BUILD_CORE_DIR)

 # We use the GNU Make Standard Library
 include $(BUILD_SYSTEM_ROOT)/gmsl/gmsl

 include $(_BUILD_CORE_DIR)/core/definitions-tests.mk
 include $(_BUILD_CORE_DIR)/core/definitions-init.mk
 include $(_BUILD_CORE_DIR)/core/definitions-utils.mk
 include $(_BUILD_CORE_DIR)/core/definitions-host.mk
 include $(_BUILD_CORE_DIR)/core/definitions-graph.mk
 include $(_BUILD_CORE_DIR)/core/definitions-modules.mk
 include $(_BUILD_CORE_DIR)/core/definitions-files.mk
 #include $(_BUILD_CORE_DIR)/core/definitions-build.mk

 # Replace all extensions in files from $1 matching any of
 # $(LOCAL_CXX_EXTENSION_PATTERNS) with .o
 local-cxx-src-to-obj = $(strip \
     $(eval _local_cxx_src := $1)\
     $(foreach pattern,$(LOCAL_CXX_EXTENSION_PATTERNS),\
         $(eval _local_cxx_src := $$(_local_cxx_src:$(pattern)=%.o)))\
     $(_local_cxx_src))

 # Return the directory containing the intermediate files for a given
 # kind of executable
 # $1 = bitness (32 or 64)
 # $2 = module name
 intermediates-dir-for = $(BUILD_OBJS_DIR)/build/intermediates$(1)/$(2)

 # Return the name of a given build-related variable that can be defined either
 # for the build host or build target. I.e. if LOCAL_HOST_BUILD is not defined,
 # return $(BUILD_TARGET_$1), or $(BUILD_HOST_$1) instead.
 # $1: Variable name suffix (e.g. CC, LD, etc...)
 local-build-var = $(if $(strip $(LOCAL_HOST_BUILD)),$(BUILD_HOST_$1),$(BUILD_TARGET_$1))

 # If LOCAL_XXX is not defined, set it to the value of BUILD_TARGET_XXX or
 # BUILD_HOST_XXX depending on the definition of LOCAL_HOST_BUILD.
 local-build-define = $(if $(strip $(LOCAL_$1)),,$(eval LOCAL_$1 := $$(call local-build-var,$1)))

 # Return the directory containing the intermediate files for the current
 # module. LOCAL_MODULE must be defined before calling this.
 local-intermediates-dir = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),$(LOCAL_MODULE))

 # Return the directory containing the source files generated by the 'protoc' tool.
 # See LOCAL_PROTO_SOURCES for details.
 generated-proto-sources-dir = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),proto-sources)

 # Location of intermediate static libraries during build.
 local-library-path = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),$(1))/$(1).a

 # Location of unstripped executables during build.
 local-executable-path = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),$(1))/$(1)$(call local-build-var,EXEEXT)

 # Location of unstripped shared libraries during build.
 local-shared-library-path = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),$(1))/$(1)$(call local-build-var,DLLEXT)

 # Location of final (potentially stripped) executables.
 local-executable-install-path = $(BUILD_OBJS_DIR)/$(if $(LOCAL_INSTALL_DIR),$(LOCAL_INSTALL_DIR)/)$(1)$(call local-build-var,EXEEXT)

 # Location of final (potentially stripped) shared libraries.
 local-shared-library-install-path = $(BUILD_OBJS_DIR)/$(if $(LOCAL_INSTALL_DIR),$(LOCAL_INSTALL_DIR),lib$(BUILD_TARGET_SUFFIX))/$(1)$(call local-build-var,DLLEXT)

 # Location of final symbol file based on final executable/shared library path
 local-symbol-install-path = $(subst $(BUILD_OBJS_DIR),$(_BUILD_SYMBOLS_DIR),$(1)).sym

 # Location of final debug info file based on final executable/shared library path
 local-debug-info-install-path = $(subst $(BUILD_OBJS_DIR),$(_BUILD_DEBUG_INFO_DIR),$(1))$(if $(findstring darwin,$(BUILD_TARGET_OS)),.dSYM)

 ldlibs_start_whole := -Wl,--whole-archive
 ldlibs_end_whole := -Wl,--no-whole-archive
 ldlibs_force_load := -Wl,-force_load,

 # Return the list of local static libraries
 local-static-libraries-ldlibs-darwin = $(strip \
    $(foreach lib,$(LOCAL_WHOLE_STATIC_LIBRARIES),\
        $(ldlibs_force_load)$(call local-library-path,$(lib)))\
    $(foreach lib,$(LOCAL_STATIC_LIBRARIES),\
        $(call local-library-path,$(lib))))

 local-static-libraries-ldlibs-linux = $(strip \
     $(if $(LOCAL_WHOLE_STATIC_LIBRARIES), \
         $(ldlibs_start_whole) \
         $(foreach lib,$(LOCAL_WHOLE_STATIC_LIBRARIES),$(call local-library-path,$(lib))) \
         $(ldlibs_end_whole) \
     ) \
     $(foreach lib,$(LOCAL_STATIC_LIBRARIES),$(call local-library-path,$(lib))) \
     )

 local-static-libraries-ldlibs-windows =  $(local-static-libraries-ldlibs-linux)

 local-static-libraries-ldlibs = $(local-static-libraries-ldlibs-$(BUILD_TARGET_OS))

 # Expand to a shell statement that changes the runtime library search path.
 # Note that this is only used for Qt-related stuff, and on Windows, the
 # Windows libraries are placed under bin/ instead of lib/ so there is no
 # point in changing the PATH variable.
 set-host-library-search-path = $(call set-host-library-search-path-$(BUILD_TARGET_OS),$1)
 set-host-library-search-path-linux = LD_LIBRARY_PATH=$1
 set-host-library-search-path-darwin = DYLD_LIBRARY_PATH=$1
 set-host-library-search-path-windows =

 # Toolchain control support.
 # It's possible to switch between the regular toolchain and the host one
 # in certain cases.

 # Compile a C source file
 #
 define  compile-c-source
 SRC:=$(1)
 OBJ:=$$(LOCAL_OBJS_DIR)/$$(SRC:%.c=%.o)
 LOCAL_OBJECTS += $$(OBJ)
 _BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
 $$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
 $$(OBJ): PRIVATE_CC     := $$(LOCAL_CC)
 $$(OBJ): PRIVATE_OBJ    := $$(OBJ)
 $$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
 $$(OBJ): PRIVATE_SRC    := $$(LOCAL_PATH)/$$(SRC)
 $$(OBJ): PRIVATE_SRC0   := $$(SRC)
 $$(OBJ): $$(LOCAL_PATH)/$$(SRC)
 	@mkdir -p $$(dir $$(PRIVATE_OBJ))
 	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
 	$(hide) $$(PRIVATE_CC) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
 	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
 endef

 # Compile a C++ source file
 #
 define  compile-cxx-source
 SRC:=$(1)
 OBJ:=$$(LOCAL_OBJS_DIR)/$$(call local-cxx-src-to-obj,$$(SRC))
 LOCAL_OBJECTS += $$(OBJ)
 _BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
 $$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) $$(LOCAL_CXXFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
 $$(OBJ): PRIVATE_CXX    := $$(LOCAL_CXX)
 $$(OBJ): PRIVATE_OBJ    := $$(OBJ)
 $$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
 $$(OBJ): PRIVATE_SRC    := $$(LOCAL_PATH)/$$(SRC)
 $$(OBJ): PRIVATE_SRC0   := $$(SRC)
 $$(OBJ): $$(LOCAL_PATH)/$$(SRC)
 	@mkdir -p $$(dir $$(PRIVATE_OBJ))
 	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
 	$(hide) $$(PRIVATE_CXX) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
 	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
 endef

 # Compile an Objective-C source file
 #
 define  compile-objc-source
 SRC:=$(1)
 OBJ:=$$(LOCAL_OBJS_DIR)/$$(notdir $$(SRC:%.m=%.o))
 LOCAL_OBJECTS += $$(OBJ)
 _BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
 $$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
 $$(OBJ): PRIVATE_CC     := $$(LOCAL_CC)
 $$(OBJ): PRIVATE_OBJ    := $$(OBJ)
 $$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
 $$(OBJ): PRIVATE_SRC    := $$(LOCAL_PATH)/$$(SRC)
 $$(OBJ): PRIVATE_SRC0   := $$(SRC)
 $$(OBJ): $$(LOCAL_PATH)/$$(SRC)
 	@mkdir -p $$(dir $$(PRIVATE_OBJ))
 	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
 	$(hide) $$(PRIVATE_CC) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
 	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
 endef

 # Compile a generated C source files#
 #
 define compile-generated-c-source
 SRC:=$(1)
 OBJ:=$$(LOCAL_OBJS_DIR)/$$(notdir $$(SRC:%.c=%.o))
 LOCAL_OBJECTS += $$(OBJ)
 _BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
 $$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
 $$(OBJ): PRIVATE_CC     := $$(LOCAL_CC)
 $$(OBJ): PRIVATE_OBJ    := $$(OBJ)
 $$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
 $$(OBJ): PRIVATE_SRC    := $$(SRC)
 $$(OBJ): PRIVATE_SRC0   := $$(SRC)
 $$(OBJ): $$(SRC)
 	@mkdir -p $$(dir $$(PRIVATE_OBJ))
 	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
 	$(hide) $$(PRIVATE_CC) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
 	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
 endef

 define compile-generated-cxx-source
 SRC:=$(1)
 OBJ:=$$(LOCAL_OBJS_DIR)/$$(call local-cxx-src-to-obj,$$(notdir $$(SRC)))
 LOCAL_OBJECTS += $$(OBJ)
 _BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
 $$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
 $$(OBJ): PRIVATE_CXX    := $$(LOCAL_CXX)
 $$(OBJ): PRIVATE_OBJ    := $$(OBJ)
 $$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
 $$(OBJ): PRIVATE_SRC    := $$(SRC)
 $$(OBJ): PRIVATE_SRC0   := $$(SRC)
 $$(OBJ): $$(SRC)
 	@mkdir -p $$(dir $$(PRIVATE_OBJ))
 	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
 	$(hide) $$(PRIVATE_CXX) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
 	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
 endef

 # Install a file
 #
 define install-target
 SRC:=$(1)
 DST:=$(2)
 $$(DST): PRIVATE_SRC := $$(SRC)
 $$(DST): PRIVATE_DST := $$(DST)
 $$(DST): PRIVATE_DST_NAME := $$(notdir $$(DST))
 $$(DST): PRIVATE_SRC_NAME := $$(SRC)
 $$(DST): $$(SRC)
 	@mkdir -p $$(dir $$(PRIVATE_DST))
 	@echo "Install: $$(PRIVATE_DST_NAME) <= $$(PRIVATE_SRC_NAME)"
 	$(hide) cp -f $$(PRIVATE_SRC) $$(PRIVATE_DST)
 install: $$(DST)
 endef

 define  create-dir
 $(1):
 	mkdir -p $(1)
 endef

 define transform-generated-source
 @echo "Generated: $(PRIVATE_MODULE) <= $<"
 @mkdir -p $(dir $@)
 $(hide) $(PRIVATE_CUSTOM_TOOL)
 endef

 # Installs a binary to a new destination
 # If required, will strip the binary
 define install-binary
 _SRC := $(1)
 _SRC1 := $$(notdir $$(_SRC))
 _DST := $(2)
 _BUILD_EXECUTABLES += $$(_DST)
 $$(_DST): PRIVATE_DST := $$(_DST)
 $$(_DST): PRIVATE_SRC := $$(_SRC)
 $$(_DST): PRIVATE_OBJCOPY := $$(BUILD_TARGET_OBJCOPY)
 $$(_DST): PRIVATE_OBJCOPY_FLAGS := $(3)
 $$(_DST): $$(_SRC)
 	@mkdir -p $$(dir $$(PRIVATE_DST))
 	@echo "Install: $$(PRIVATE_DST)"
 ifeq (true,$$(BUILD_STRIP_BINARIES))
 ifeq (darwin,$$(BUILD_TARGET_OS))
 	$(hide) strip -S -o $$(PRIVATE_DST) $$(PRIVATE_SRC)
 else  # BUILD_TARGET_OS != darwin
 	$(hide) $$(PRIVATE_OBJCOPY) $$(PRIVATE_OBJCOPY_FLAGS) $$(PRIVATE_SRC) $$(PRIVATE_DST)
 endif  # BUILD_TARGET_OS != darwin
 else  # BUILD_STRIP_BINARIES != true
 	$(hide) cp -f $$(PRIVATE_SRC) $$(PRIVATE_DST)
 endif # BUILD_STRIP_BINARIES != true
 endef

 # Installs a prebuilt library
 # If required, will generates symbols and debug info
 define install-prebuilt
 _PAIR := $(subst :, ,$(1))
 _SRC := $$(word 1, $$(_PAIR))
 _DST := $$(word 2, $$(_PAIR))
 $(call install-binary,$$(_SRC),$$(_DST),--strip-unneeded)
 ifeq (true,$(BUILD_GENERATE_SYMBOLS))
 $$(eval $$(call build-install-debug-info,$$(_SRC),$$(_DST)))
 $$(eval $$(call build-install-symbol,$$(_SRC),$$(_DST)))
 endif
 endef

 # Installs a prebuilt symlink
 # If required, will generate symbols
 define install-prebuilt-symlink
 _PAIR := $(subst :, ,$(1))
 _SRC := $$(word 1, $$(_PAIR))
 _DST := $$(word 2, $$(_PAIR))
 _BUILD_EXECUTABLES += $$(_DST)
 $$(_DST): PRIVATE_DST := $$(_DST)
 $$(_DST): PRIVATE_SRC := $$(_SRC)
 $$(_DST): $$(_SRC)
 	@echo "Installing symlink: $$(PRIVATE_DST)"
 	$(hide) cp -fa $$(PRIVATE_SRC) $$(PRIVATE_DST)
 ifeq (true,$(BUILD_GENERATE_SYMBOLS))
 $$(eval $$(call build-install-symbol,$$(_SRC),$$(_DST)))

 # also copy over debug-info link
 ifeq (darwin,$(BUILD_TARGET_OS))
 _DEBUG_INFO_SRC := $$(_SRC).dSYM
 _DEBUG_INFO := $$(call local-debug-info-install-path,$$(_DST))
 _BUILD_DEBUG_INFOS += $$(_DEBUG_INFO)
 $$(_DEBUG_INFO): PRIVATE_DEBUG_INFO := $$(_DEBUG_INFO)
 $$(_DEBUG_INFO): PRIVATE_DEBUG_INFO_SRC := $$(_DEBUG_INFO_SRC)
 $$(_DEBUG_INFO): $$(_SRC)
 	@echo "Installing symlink debug info: $$(PRIVATE_DEBUG_INFO)"
 	$(hide) cp -fa $$(PRIVATE_DEBUG_INFO_SRC) $$(PRIVATE_DEBUG_INFO)
 endif # BUILD_TARGET_OS=darwin

 endif # BUILD_GENERATE_SYMBOLS
 endef

 # Builds and installs the debug-info for a binary to a debug destination
 define build-install-debug-info
 _INTERMEDIATE_MODULE := $(1)
 _MODULE := $(2)
 _DEBUG_INFO := $$(call local-debug-info-install-path,$$(_MODULE))
 _BUILD_DEBUG_INFOS += $$(_DEBUG_INFO)
 $$(_DEBUG_INFO): PRIVATE_DEBUG_INFO := $$(_DEBUG_INFO)
 $$(_DEBUG_INFO): PRIVATE_INTERMEDIATE_MODULE := $$(_INTERMEDIATE_MODULE)
 $$(_DEBUG_INFO): PRIVATE_OBJCOPY := $$(BUILD_TARGET_OBJCOPY)
 $$(_DEBUG_INFO): $$(_INTERMEDIATE_MODULE)
 	@echo "Build debug info: $$(PRIVATE_DEBUG_INFO)"
 	@mkdir -p $$(dir $$(PRIVATE_DEBUG_INFO))
 ifeq (darwin,$(BUILD_TARGET_OS))
 ifeq (,$$(wildcard $$(_INTERMEDIATE_MODULE).dSYM))
 	$(hide) dsymutil --out=$$(PRIVATE_DEBUG_INFO) $$(PRIVATE_INTERMEDIATE_MODULE)
 else # dSYM exists
 	$(hide) cp -rf $$(PRIVATE_INTERMEDIATE_MODULE).dSYM $$(PRIVATE_DEBUG_INFO)
 endif
 else # BUILD_TARGET_OS != darwin
 	$(hide) cp -f $$(PRIVATE_INTERMEDIATE_MODULE) $$(PRIVATE_DEBUG_INFO)
 endif # BUILD_TARGET_OS
 endef

 # Builds, then installs a symbol from a module target
 define build-install-symbol
 _INTERMEDIATE_MODULE := $(1)
 _MODULE := $(2)
 _SYMBOL := $$(call local-symbol-install-path,$$(_MODULE))
 _SYMBOL_DEP := $$(_INTERMEDIATE_MODULE)
 _BUILD_SYMBOLS += $$(_SYMBOL)

 ifeq (darwin,$(BUILD_TARGET_OS))
 _DSYM := $$(call local-debug-info-install-path,$$(_MODULE))
 _SYMBOL_DEP += $$(_DSYM)
 endif

 $$(_SYMBOL): PRIVATE_DSYM := $$(_DSYM)
 $$(_SYMBOL): PRIVATE_DUMPSYMS := $$(BUILD_TARGET_DUMPSYMS)
 $$(_SYMBOL): PRIVATE_MODULE := $$(_INTERMEDIATE_MODULE)
 ifeq (darwin,$(BUILD_TARGET_OS))
 $$(_SYMBOL): PRIVATE_MODULE_DSYM := $$(_DSYM)
 endif
 $$(_SYMBOL): PRIVATE_SYMBOL := $$(_SYMBOL)
 $$(_SYMBOL): $$(_SYMBOL_DEP)
 	@echo "Build Symbol: $$(PRIVATE_SYMBOL)"
 	@mkdir -p $$(dir $$(PRIVATE_SYMBOL))
 ifeq (darwin,$(BUILD_TARGET_OS))
 	$$(PRIVATE_DUMPSYMS) -g $$(PRIVATE_DSYM) $$(PRIVATE_MODULE) > $$(PRIVATE_SYMBOL)
 else
 	$(hide) $$(PRIVATE_DUMPSYMS) $$(PRIVATE_MODULE) > $$(PRIVATE_SYMBOL)
 endif
 endef


 install-executable = $(eval $(call install-stripped-binary,$1,$2,--strip-all))
 install-shared-library = $(eval $(call install-stripped-binary,$1,$2,--strip-unneeded))

 # Generate DLL symbol file
 #
 # NOTE: The file is always named foo.def
 #
 define generate-symbol-file
 SRC:=$(1)
 OBJ:=$$(LOCAL_OBJS_DIR)/$$(notdir $$(SRC:%.entries=%.def))
 LOCAL_GENERATED_SYMBOL_FILE:=$$(OBJ)
 $$(OBJ): PRIVATE_SRC := $$(SRC)
 $$(OBJ): PRIVATE_DST := $$(OBJ)
 $$(OBJ): PRIVATE_MODE := $$(GEN_ENTRIES_MODE_$(BUILD_TARGET_OS))
 $$(OBJ): $$(SRC)
 	@mkdir -p $$(dir $$(PRIVATE_DST))
 	@echo "Generate symbol file: $$(notdir $$(PRIVATE_DST))"
 	$(hide) android/scripts/gen-entries.py --mode=$$(PRIVATE_MODE) --output=$$(PRIVATE_DST) $$(PRIVATE_SRC)
 endef

 GEN_ENTRIES_MODE_darwin := _symbols
 GEN_ENTRIES_MODE_windows := def
 GEN_ENTRIES_MODE_linux := sym

 EXPORTED_SYMBOL_LIST_windows :=
 EXPORTED_SYMBOL_LIST_darwin := -Wl,-exported_symbols_list,
 EXPORTED_SYMBOL_LIST_linux := -Wl,--version-script=

 symbol-file-linker-flags = $(EXPORTED_SYMBOL_LIST_$(BUILD_TARGET_OS))$1

 # Generate and compile source file through the Qt 'moc' tool
 # NOTE: This expects QT_MOC_TOOL to be defined.
 define compile-qt-moc-source
 SRC:=$(1)
 MOC_SRC:=$$(LOCAL_OBJS_DIR)/moc_$$(notdir $$(SRC:%.h=%.cpp))
 ifeq (,$$(strip $$(QT_MOC_TOOL)))
 $$(error QT_MOC_TOOL is not defined when trying to generate $$(MOC_SRC) !!)
 endif

 # OS X is not happy with the relative include path if the intermediate
 # build directory is under a symlink. So we're going to force moc to use the
 # absolute path with the path prefix flag (-p).
 $$(MOC_SRC): PRIVATE_SRC_DIR := $$(abspath $$(dir $$(LOCAL_PATH)/$$(SRC)))
 $$(MOC_SRC): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
 $$(MOC_SRC): PRIVATE_DST := $$(MOC_SRC)
 $$(MOC_SRC): $$(PRIVATE_SRC) $$(MOC_TOOL)
 	@mkdir -p $$(dir $$(PRIVATE_DST))
 	@echo "Qt moc: $$(notdir $$(PRIVATE_DST)) <-- $$(PRIVATE_SRC)"
 	$(hide) $$(QT_MOC_TOOL) -o $$(PRIVATE_DST) $$(PRIVATE_SRC) -p $$(PRIVATE_SRC_DIR)

 $$(eval $$(call compile-generated-cxx-source,$$(MOC_SRC)))
 endef

 # Generate and compile a Qt resource source file through the 'rcc' tool.
 # NOTE: This expects QT_RCC_TOOL to be defined.
 define compile-qt-resources
 SRC := $(1)
 RCC_SRC := $$(LOCAL_OBJS_DIR)/rcc_$$(notdir $$(SRC:%.qrc=%.cpp))
 ifeq (,$$(strip $$(QT_RCC_TOOL)))
 $$(error QT_RCC_TOOL is not defined when trying to generate $$(RCC_SRC) !!)
 endif
 $$(RCC_SRC): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
 $$(RCC_SRC): PRIVATE_DST := $$(RCC_SRC)
 $$(RCC_SRC): PRIVATE_NAME := $$(notdir $$(SRC:%.qrc=%))
 $$(RCC_SRC): $$(PRIVATE_SRC) $$(QT_RCC_TOOL)
 	@mkdir -p $$(dir $$(PRIVATE_DST))
 	@echo "Qt rcc: $$(notdir $$(PRIVATE_DST)) <-- $$(PRIVATE_SRC)"
 	$(hide) $$(QT_RCC_TOOL) -o $$(PRIVATE_DST) --name $$(PRIVATE_NAME) $$(PRIVATE_SRC)

 $$(eval $$(call compile-generated-cxx-source,$$(RCC_SRC)))
 endef

 # Process a Qt .ui source file through the 'uic' tool to generate a header.
 # NOTE: This expects QT_UIC_TOOL and QT_UIC_TOOL_LDPATH to be defined.
 define compile-qt-uic-source
 SRC := $(1)
 UIC_SRC := $$(LOCAL_OBJS_DIR)/ui_$$(notdir $$(SRC:%.ui=%.h))
 ifeq (,$$(strip $$(QT_UIC_TOOL)))
 $$(error QT_UIC_TOOL is not defined when trying to generate $$(UIC_SRC) !!)
 endif
 ifeq (,$$(strip $$(QT_UIC_TOOL_LDPATH)))
 $$(error QT_UIC_TOOL_LDPATH is not defined when trying to generate $$(UIC_SRC) !!)
 endif
 $$(UIC_SRC): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
 $$(UIC_SRC): PRIVATE_DST := $$(UIC_SRC)
 $$(UIC_SRC): $$(PRIVATE_SRC) $$(QT_UIC_TOOL)
 	@mkdir -p $$(dir $$(PRIVATE_DST))
 	@echo "Qt uic: $$(notdir $$(PRIVATE_DST)) <-- $$(PRIVATE_SRC)"
 	$(hide) $$(call set-host-library-search-path,$$(QT_UIC_TOOL_LDPATH)) $$(QT_UIC_TOOL) -o $$(PRIVATE_DST) $$(PRIVATE_SRC)

 LOCAL_GENERATED_SOURCES += $$(UIC_SRC)
 endef

 # Generate and compile a .proto Protobuf source file through the 'protoc' tool.
 # NOTE: This expects PROTOC_TOOL to be defined.
 define compile-proto-source
 SRC := $(1)
 OUT_SRC := $$(generated-proto-sources-dir)/$$(SRC:%.proto=%.pb.cc)
 ifeq (,$$(strip $$(PROTOC_TOOL)))
     $$(error PROTOC_TOOL is not defined when trying to generate $$(OUT_SRC) !!)
 endif
 $$(OUT_SRC): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
 $$(OUT_SRC): PRIVATE_DST_DIR := $$(dir $$(OUT_SRC))
 $$(OUT_SRC): PRIVATE_DST := $$(OUT_SRC)
 $$(OUT_SRC): PRIVATE_NAME := $$(notdir $$(SRC:%.proto=%))
 $$(OUT_SRC): $$(PRIVATE_SRC) $$(PROTOC_TOOL)
 	@mkdir -p $$(dir $$(PRIVATE_DST))
 	@echo "Protoc: $$(notdir $$(PRIVATE_DST)) <-- $$(PRIVATE_SRC)"
 	$(hide) $$(PROTOC_TOOL) -I$$(dir $$(PRIVATE_SRC)) --cpp_out=$$(PRIVATE_DST_DIR) $$(PRIVATE_SRC)

 $$(eval $$(call compile-generated-cxx-source,$$(OUT_SRC)))
 endef

 # Call this function to force a module to link statically to the C++ standard
 # library on platforms that support it (i.e. Linux and Windows).
 #
 # NOTE: On Windows, recent Mingw versions add support for std::thread through
 #       the libwinpthread-1 library, which libstdc++ depends on, requiring
 #       special link-time flags (instead of the classic -static-libstdc++).
 #
 #       We detect whether this is the case by inspecting the content of
 #       PREBUILT_PATH_PAIRS, which is set by config.make, the auto-generated
 #       file that comes from running 'android/configure.sh --mingw'
 #
 _HAS_WINPTHREAD := $(if $(filter %libwinpthread-1.dll,$(PREBUILT_PATH_PAIRS)),true)

 local-link-static-c++lib = $(eval $(ev-local-link-static-c++lib))
 define ev-local-link-static-c++lib
 ifeq (darwin,$(BUILD_TARGET_OS))
 LOCAL_LDLIBS += $(CXX_STD_LIB)
 else
 ifeq (true,$(_HAS_WINPTHREAD))
 LOCAL_LDLIBS += -Wl,-Bstatic -lstdc++ -lwinpthread -Wl,-Bdynamic
 else # !libwinpthread
 LOCAL_LD := $(call local-build-var,CXX)
 LOCAL_LDLIBS += -static-libstdc++
 endif  # !_HAS_WINPTHREAD
 endif  # BUILD_TARGET_OS != darwin
 endef

 ifneq (,$(BUILD_SYSTEM_UNIT_TESTS))
 $(call -build-run-all-tests)
 endif
	# Copyright (C) 2008 The Android Open Source Project
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.
	#

	BUILD_SYSTEM_ROOT := $(_BUILD_CORE_DIR)

	# We use the GNU Make Standard Library
	include $(BUILD_SYSTEM_ROOT)/gmsl/gmsl

	include $(_BUILD_CORE_DIR)/core/definitions-tests.mk
	include $(_BUILD_CORE_DIR)/core/definitions-init.mk
	include $(_BUILD_CORE_DIR)/core/definitions-utils.mk
	include $(_BUILD_CORE_DIR)/core/definitions-host.mk
	include $(_BUILD_CORE_DIR)/core/definitions-graph.mk
	include $(_BUILD_CORE_DIR)/core/definitions-modules.mk
	include $(_BUILD_CORE_DIR)/core/definitions-files.mk
	#include $(_BUILD_CORE_DIR)/core/definitions-build.mk

	# Replace all extensions in files from $1 matching any of
	# $(LOCAL_CXX_EXTENSION_PATTERNS) with .o
	local-cxx-src-to-obj = $(strip \
	$(eval _local_cxx_src := $1)\
	$(foreach pattern,$(LOCAL_CXX_EXTENSION_PATTERNS),\
	$(eval _local_cxx_src := $$(_local_cxx_src:$(pattern)=%.o)))\
	$(_local_cxx_src))

	# Return the directory containing the intermediate files for a given
	# kind of executable
	# $1 = bitness (32 or 64)
	# $2 = module name
	intermediates-dir-for = $(BUILD_OBJS_DIR)/build/intermediates$(1)/$(2)

	# Return the name of a given build-related variable that can be defined either
	# for the build host or build target. I.e. if LOCAL_HOST_BUILD is not defined,
	# return $(BUILD_TARGET_$1), or $(BUILD_HOST_$1) instead.
	# $1: Variable name suffix (e.g. CC, LD, etc...)
	local-build-var = $(if $(strip $(LOCAL_HOST_BUILD)),$(BUILD_HOST_$1),$(BUILD_TARGET_$1))

	# If LOCAL_XXX is not defined, set it to the value of BUILD_TARGET_XXX or
	# BUILD_HOST_XXX depending on the definition of LOCAL_HOST_BUILD.
	local-build-define = $(if $(strip $(LOCAL_$1)),,$(eval LOCAL_$1 := $$(call local-build-var,$1)))

	# Return the directory containing the intermediate files for the current
	# module. LOCAL_MODULE must be defined before calling this.
	local-intermediates-dir = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),$(LOCAL_MODULE))

	# Return the directory containing the source files generated by the 'protoc' tool.
	# See LOCAL_PROTO_SOURCES for details.
	generated-proto-sources-dir = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),proto-sources)

	# Location of intermediate static libraries during build.
	local-library-path = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),$(1))/$(1).a

	# Location of unstripped executables during build.
	local-executable-path = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),$(1))/$(1)$(call local-build-var,EXEEXT)

	# Location of unstripped shared libraries during build.
	local-shared-library-path = $(call intermediates-dir-for,$(BUILD_TARGET_BITS),$(1))/$(1)$(call local-build-var,DLLEXT)

	# Location of final (potentially stripped) executables.
	local-executable-install-path = $(BUILD_OBJS_DIR)/$(if $(LOCAL_INSTALL_DIR),$(LOCAL_INSTALL_DIR)/)$(1)$(call local-build-var,EXEEXT)

	# Location of final (potentially stripped) shared libraries.
	local-shared-library-install-path = $(BUILD_OBJS_DIR)/$(if $(LOCAL_INSTALL_DIR),$(LOCAL_INSTALL_DIR),lib$(BUILD_TARGET_SUFFIX))/$(1)$(call local-build-var,DLLEXT)

	# Location of final symbol file based on final executable/shared library path
	local-symbol-install-path = $(subst $(BUILD_OBJS_DIR),$(_BUILD_SYMBOLS_DIR),$(1)).sym

	# Location of final debug info file based on final executable/shared library path
	local-debug-info-install-path = $(subst $(BUILD_OBJS_DIR),$(_BUILD_DEBUG_INFO_DIR),$(1))$(if $(findstring darwin,$(BUILD_TARGET_OS)),.dSYM)

	ldlibs_start_whole := -Wl,--whole-archive
	ldlibs_end_whole := -Wl,--no-whole-archive
	ldlibs_force_load := -Wl,-force_load,

	# Return the list of local static libraries
	local-static-libraries-ldlibs-darwin = $(strip \
	$(foreach lib,$(LOCAL_WHOLE_STATIC_LIBRARIES),\
	$(ldlibs_force_load)$(call local-library-path,$(lib)))\
	$(foreach lib,$(LOCAL_STATIC_LIBRARIES),\
	$(call local-library-path,$(lib))))

	local-static-libraries-ldlibs-linux = $(strip \
	$(if $(LOCAL_WHOLE_STATIC_LIBRARIES), \
	$(ldlibs_start_whole) \
	$(foreach lib,$(LOCAL_WHOLE_STATIC_LIBRARIES),$(call local-library-path,$(lib))) \
	$(ldlibs_end_whole) \
	) \
	$(foreach lib,$(LOCAL_STATIC_LIBRARIES),$(call local-library-path,$(lib))) \
	)

	local-static-libraries-ldlibs-windows = $(local-static-libraries-ldlibs-linux)

	local-static-libraries-ldlibs = $(local-static-libraries-ldlibs-$(BUILD_TARGET_OS))

	# Expand to a shell statement that changes the runtime library search path.
	# Note that this is only used for Qt-related stuff, and on Windows, the
	# Windows libraries are placed under bin/ instead of lib/ so there is no
	# point in changing the PATH variable.
	set-host-library-search-path = $(call set-host-library-search-path-$(BUILD_TARGET_OS),$1)
	set-host-library-search-path-linux = LD_LIBRARY_PATH=$1
	set-host-library-search-path-darwin = DYLD_LIBRARY_PATH=$1
	set-host-library-search-path-windows =

	# Toolchain control support.
	# It's possible to switch between the regular toolchain and the host one
	# in certain cases.

	# Compile a C source file
	#
	define compile-c-source
	SRC:=$(1)
	OBJ:=$$(LOCAL_OBJS_DIR)/$$(SRC:%.c=%.o)
	LOCAL_OBJECTS += $$(OBJ)
	_BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
	$$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
	$$(OBJ): PRIVATE_CC := $$(LOCAL_CC)
	$$(OBJ): PRIVATE_OBJ := $$(OBJ)
	$$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
	$$(OBJ): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
	$$(OBJ): PRIVATE_SRC0 := $$(SRC)
	$$(OBJ): $$(LOCAL_PATH)/$$(SRC)
	@mkdir -p $$(dir $$(PRIVATE_OBJ))
	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
	$(hide) $$(PRIVATE_CC) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
	endef

	# Compile a C++ source file
	#
	define compile-cxx-source
	SRC:=$(1)
	OBJ:=$$(LOCAL_OBJS_DIR)/$$(call local-cxx-src-to-obj,$$(SRC))
	LOCAL_OBJECTS += $$(OBJ)
	_BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
	$$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) $$(LOCAL_CXXFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
	$$(OBJ): PRIVATE_CXX := $$(LOCAL_CXX)
	$$(OBJ): PRIVATE_OBJ := $$(OBJ)
	$$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
	$$(OBJ): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
	$$(OBJ): PRIVATE_SRC0 := $$(SRC)
	$$(OBJ): $$(LOCAL_PATH)/$$(SRC)
	@mkdir -p $$(dir $$(PRIVATE_OBJ))
	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
	$(hide) $$(PRIVATE_CXX) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
	endef

	# Compile an Objective-C source file
	#
	define compile-objc-source
	SRC:=$(1)
	OBJ:=$$(LOCAL_OBJS_DIR)/$$(notdir $$(SRC:%.m=%.o))
	LOCAL_OBJECTS += $$(OBJ)
	_BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
	$$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
	$$(OBJ): PRIVATE_CC := $$(LOCAL_CC)
	$$(OBJ): PRIVATE_OBJ := $$(OBJ)
	$$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
	$$(OBJ): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
	$$(OBJ): PRIVATE_SRC0 := $$(SRC)
	$$(OBJ): $$(LOCAL_PATH)/$$(SRC)
	@mkdir -p $$(dir $$(PRIVATE_OBJ))
	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
	$(hide) $$(PRIVATE_CC) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
	endef

	# Compile a generated C source files#
	#
	define compile-generated-c-source
	SRC:=$(1)
	OBJ:=$$(LOCAL_OBJS_DIR)/$$(notdir $$(SRC:%.c=%.o))
	LOCAL_OBJECTS += $$(OBJ)
	_BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
	$$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
	$$(OBJ): PRIVATE_CC := $$(LOCAL_CC)
	$$(OBJ): PRIVATE_OBJ := $$(OBJ)
	$$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
	$$(OBJ): PRIVATE_SRC := $$(SRC)
	$$(OBJ): PRIVATE_SRC0 := $$(SRC)
	$$(OBJ): $$(SRC)
	@mkdir -p $$(dir $$(PRIVATE_OBJ))
	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
	$(hide) $$(PRIVATE_CC) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
	endef

	define compile-generated-cxx-source
	SRC:=$(1)
	OBJ:=$$(LOCAL_OBJS_DIR)/$$(call local-cxx-src-to-obj,$$(notdir $$(SRC)))
	LOCAL_OBJECTS += $$(OBJ)
	_BUILD_DEPENDENCY_DIRS += $$(dir $$(OBJ))
	$$(OBJ): PRIVATE_CFLAGS := $$(LOCAL_CFLAGS) -I$$(LOCAL_PATH) -I$$(LOCAL_OBJS_DIR)
	$$(OBJ): PRIVATE_CXX := $$(LOCAL_CXX)
	$$(OBJ): PRIVATE_OBJ := $$(OBJ)
	$$(OBJ): PRIVATE_MODULE := $$(LOCAL_MODULE)
	$$(OBJ): PRIVATE_SRC := $$(SRC)
	$$(OBJ): PRIVATE_SRC0 := $$(SRC)
	$$(OBJ): $$(SRC)
	@mkdir -p $$(dir $$(PRIVATE_OBJ))
	@echo "Compile: $$(PRIVATE_MODULE) <= $$(PRIVATE_SRC0)"
	$(hide) $$(PRIVATE_CXX) $$(PRIVATE_CFLAGS) -c -o $$(PRIVATE_OBJ) -MMD -MP -MF $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_SRC)
	$(hide) $$(_BUILD_CORE_DIR)/core/mkdeps.sh $$(PRIVATE_OBJ) $$(PRIVATE_OBJ).d.tmp $$(PRIVATE_OBJ).d
	endef

	# Install a file
	#
	define install-target
	SRC:=$(1)
	DST:=$(2)
	$$(DST): PRIVATE_SRC := $$(SRC)
	$$(DST): PRIVATE_DST := $$(DST)
	$$(DST): PRIVATE_DST_NAME := $$(notdir $$(DST))
	$$(DST): PRIVATE_SRC_NAME := $$(SRC)
	$$(DST): $$(SRC)
	@mkdir -p $$(dir $$(PRIVATE_DST))
	@echo "Install: $$(PRIVATE_DST_NAME) <= $$(PRIVATE_SRC_NAME)"
	$(hide) cp -f $$(PRIVATE_SRC) $$(PRIVATE_DST)
	install: $$(DST)
	endef

	define create-dir
	$(1):
	mkdir -p $(1)
	endef

	define transform-generated-source
	@echo "Generated: $(PRIVATE_MODULE) <= $<"
	@mkdir -p $(dir $@)
	$(hide) $(PRIVATE_CUSTOM_TOOL)
	endef

	# Installs a binary to a new destination
	# If required, will strip the binary
	define install-binary
	_SRC := $(1)
	_SRC1 := $$(notdir $$(_SRC))
	_DST := $(2)
	_BUILD_EXECUTABLES += $$(_DST)
	$$(_DST): PRIVATE_DST := $$(_DST)
	$$(_DST): PRIVATE_SRC := $$(_SRC)
	$$(_DST): PRIVATE_OBJCOPY := $$(BUILD_TARGET_OBJCOPY)
	$$(_DST): PRIVATE_OBJCOPY_FLAGS := $(3)
	$$(_DST): $$(_SRC)
	@mkdir -p $$(dir $$(PRIVATE_DST))
	@echo "Install: $$(PRIVATE_DST)"
	ifeq (true,$$(BUILD_STRIP_BINARIES))
	ifeq (darwin,$$(BUILD_TARGET_OS))
	$(hide) strip -S -o $$(PRIVATE_DST) $$(PRIVATE_SRC)
	else # BUILD_TARGET_OS != darwin
	$(hide) $$(PRIVATE_OBJCOPY) $$(PRIVATE_OBJCOPY_FLAGS) $$(PRIVATE_SRC) $$(PRIVATE_DST)
	endif # BUILD_TARGET_OS != darwin
	else # BUILD_STRIP_BINARIES != true
	$(hide) cp -f $$(PRIVATE_SRC) $$(PRIVATE_DST)
	endif # BUILD_STRIP_BINARIES != true
	endef

	# Installs a prebuilt library
	# If required, will generates symbols and debug info
	define install-prebuilt
	_PAIR := $(subst :, ,$(1))
	_SRC := $$(word 1, $$(_PAIR))
	_DST := $$(word 2, $$(_PAIR))
	$(call install-binary,$$(_SRC),$$(_DST),--strip-unneeded)
	ifeq (true,$(BUILD_GENERATE_SYMBOLS))
	$$(eval $$(call build-install-debug-info,$$(_SRC),$$(_DST)))
	$$(eval $$(call build-install-symbol,$$(_SRC),$$(_DST)))
	endif
	endef

	# Installs a prebuilt symlink
	# If required, will generate symbols
	define install-prebuilt-symlink
	_PAIR := $(subst :, ,$(1))
	_SRC := $$(word 1, $$(_PAIR))
	_DST := $$(word 2, $$(_PAIR))
	_BUILD_EXECUTABLES += $$(_DST)
	$$(_DST): PRIVATE_DST := $$(_DST)
	$$(_DST): PRIVATE_SRC := $$(_SRC)
	$$(_DST): $$(_SRC)
	@echo "Installing symlink: $$(PRIVATE_DST)"
	$(hide) cp -fa $$(PRIVATE_SRC) $$(PRIVATE_DST)
	ifeq (true,$(BUILD_GENERATE_SYMBOLS))
	$$(eval $$(call build-install-symbol,$$(_SRC),$$(_DST)))

	# also copy over debug-info link
	ifeq (darwin,$(BUILD_TARGET_OS))
	_DEBUG_INFO_SRC := $$(_SRC).dSYM
	_DEBUG_INFO := $$(call local-debug-info-install-path,$$(_DST))
	_BUILD_DEBUG_INFOS += $$(_DEBUG_INFO)
	$$(_DEBUG_INFO): PRIVATE_DEBUG_INFO := $$(_DEBUG_INFO)
	$$(_DEBUG_INFO): PRIVATE_DEBUG_INFO_SRC := $$(_DEBUG_INFO_SRC)
	$$(_DEBUG_INFO): $$(_SRC)
	@echo "Installing symlink debug info: $$(PRIVATE_DEBUG_INFO)"
	$(hide) cp -fa $$(PRIVATE_DEBUG_INFO_SRC) $$(PRIVATE_DEBUG_INFO)
	endif # BUILD_TARGET_OS=darwin

	endif # BUILD_GENERATE_SYMBOLS
	endef

	# Builds and installs the debug-info for a binary to a debug destination
	define build-install-debug-info
	_INTERMEDIATE_MODULE := $(1)
	_MODULE := $(2)
	_DEBUG_INFO := $$(call local-debug-info-install-path,$$(_MODULE))
	_BUILD_DEBUG_INFOS += $$(_DEBUG_INFO)
	$$(_DEBUG_INFO): PRIVATE_DEBUG_INFO := $$(_DEBUG_INFO)
	$$(_DEBUG_INFO): PRIVATE_INTERMEDIATE_MODULE := $$(_INTERMEDIATE_MODULE)
	$$(_DEBUG_INFO): PRIVATE_OBJCOPY := $$(BUILD_TARGET_OBJCOPY)
	$$(_DEBUG_INFO): $$(_INTERMEDIATE_MODULE)
	@echo "Build debug info: $$(PRIVATE_DEBUG_INFO)"
	@mkdir -p $$(dir $$(PRIVATE_DEBUG_INFO))
	ifeq (darwin,$(BUILD_TARGET_OS))
	ifeq (,$$(wildcard $$(_INTERMEDIATE_MODULE).dSYM))
	$(hide) dsymutil --out=$$(PRIVATE_DEBUG_INFO) $$(PRIVATE_INTERMEDIATE_MODULE)
	else # dSYM exists
	$(hide) cp -rf $$(PRIVATE_INTERMEDIATE_MODULE).dSYM $$(PRIVATE_DEBUG_INFO)
	endif
	else # BUILD_TARGET_OS != darwin
	$(hide) cp -f $$(PRIVATE_INTERMEDIATE_MODULE) $$(PRIVATE_DEBUG_INFO)
	endif # BUILD_TARGET_OS
	endef

	# Builds, then installs a symbol from a module target
	define build-install-symbol
	_INTERMEDIATE_MODULE := $(1)
	_MODULE := $(2)
	_SYMBOL := $$(call local-symbol-install-path,$$(_MODULE))
	_SYMBOL_DEP := $$(_INTERMEDIATE_MODULE)
	_BUILD_SYMBOLS += $$(_SYMBOL)

	ifeq (darwin,$(BUILD_TARGET_OS))
	_DSYM := $$(call local-debug-info-install-path,$$(_MODULE))
	_SYMBOL_DEP += $$(_DSYM)
	endif

	$$(_SYMBOL): PRIVATE_DSYM := $$(_DSYM)
	$$(_SYMBOL): PRIVATE_DUMPSYMS := $$(BUILD_TARGET_DUMPSYMS)
	$$(_SYMBOL): PRIVATE_MODULE := $$(_INTERMEDIATE_MODULE)
	ifeq (darwin,$(BUILD_TARGET_OS))
	$$(_SYMBOL): PRIVATE_MODULE_DSYM := $$(_DSYM)
	endif
	$$(_SYMBOL): PRIVATE_SYMBOL := $$(_SYMBOL)
	$$(_SYMBOL): $$(_SYMBOL_DEP)
	@echo "Build Symbol: $$(PRIVATE_SYMBOL)"
	@mkdir -p $$(dir $$(PRIVATE_SYMBOL))
	ifeq (darwin,$(BUILD_TARGET_OS))
	$$(PRIVATE_DUMPSYMS) -g $$(PRIVATE_DSYM) $$(PRIVATE_MODULE) > $$(PRIVATE_SYMBOL)
	else
	$(hide) $$(PRIVATE_DUMPSYMS) $$(PRIVATE_MODULE) > $$(PRIVATE_SYMBOL)
	endif
	endef


	install-executable = $(eval $(call install-stripped-binary,$1,$2,--strip-all))
	install-shared-library = $(eval $(call install-stripped-binary,$1,$2,--strip-unneeded))

	# Generate DLL symbol file
	#
	# NOTE: The file is always named foo.def
	#
	define generate-symbol-file
	SRC:=$(1)
	OBJ:=$$(LOCAL_OBJS_DIR)/$$(notdir $$(SRC:%.entries=%.def))
	LOCAL_GENERATED_SYMBOL_FILE:=$$(OBJ)
	$$(OBJ): PRIVATE_SRC := $$(SRC)
	$$(OBJ): PRIVATE_DST := $$(OBJ)
	$$(OBJ): PRIVATE_MODE := $$(GEN_ENTRIES_MODE_$(BUILD_TARGET_OS))
	$$(OBJ): $$(SRC)
	@mkdir -p $$(dir $$(PRIVATE_DST))
	@echo "Generate symbol file: $$(notdir $$(PRIVATE_DST))"
	$(hide) android/scripts/gen-entries.py --mode=$$(PRIVATE_MODE) --output=$$(PRIVATE_DST) $$(PRIVATE_SRC)
	endef

	GEN_ENTRIES_MODE_darwin := _symbols
	GEN_ENTRIES_MODE_windows := def
	GEN_ENTRIES_MODE_linux := sym

	EXPORTED_SYMBOL_LIST_windows :=
	EXPORTED_SYMBOL_LIST_darwin := -Wl,-exported_symbols_list,
	EXPORTED_SYMBOL_LIST_linux := -Wl,--version-script=

	symbol-file-linker-flags = $(EXPORTED_SYMBOL_LIST_$(BUILD_TARGET_OS))$1

	# Generate and compile source file through the Qt 'moc' tool
	# NOTE: This expects QT_MOC_TOOL to be defined.
	define compile-qt-moc-source
	SRC:=$(1)
	MOC_SRC:=$$(LOCAL_OBJS_DIR)/moc_$$(notdir $$(SRC:%.h=%.cpp))
	ifeq (,$$(strip $$(QT_MOC_TOOL)))
	$$(error QT_MOC_TOOL is not defined when trying to generate $$(MOC_SRC) !!)
	endif

	# OS X is not happy with the relative include path if the intermediate
	# build directory is under a symlink. So we're going to force moc to use the
	# absolute path with the path prefix flag (-p).
	$$(MOC_SRC): PRIVATE_SRC_DIR := $$(abspath $$(dir $$(LOCAL_PATH)/$$(SRC)))
	$$(MOC_SRC): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
	$$(MOC_SRC): PRIVATE_DST := $$(MOC_SRC)
	$$(MOC_SRC): $$(PRIVATE_SRC) $$(MOC_TOOL)
	@mkdir -p $$(dir $$(PRIVATE_DST))
	@echo "Qt moc: $$(notdir $$(PRIVATE_DST)) <-- $$(PRIVATE_SRC)"
	$(hide) $$(QT_MOC_TOOL) -o $$(PRIVATE_DST) $$(PRIVATE_SRC) -p $$(PRIVATE_SRC_DIR)

	$$(eval $$(call compile-generated-cxx-source,$$(MOC_SRC)))
	endef

	# Generate and compile a Qt resource source file through the 'rcc' tool.
	# NOTE: This expects QT_RCC_TOOL to be defined.
	define compile-qt-resources
	SRC := $(1)
	RCC_SRC := $$(LOCAL_OBJS_DIR)/rcc_$$(notdir $$(SRC:%.qrc=%.cpp))
	ifeq (,$$(strip $$(QT_RCC_TOOL)))
	$$(error QT_RCC_TOOL is not defined when trying to generate $$(RCC_SRC) !!)
	endif
	$$(RCC_SRC): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
	$$(RCC_SRC): PRIVATE_DST := $$(RCC_SRC)
	$$(RCC_SRC): PRIVATE_NAME := $$(notdir $$(SRC:%.qrc=%))
	$$(RCC_SRC): $$(PRIVATE_SRC) $$(QT_RCC_TOOL)
	@mkdir -p $$(dir $$(PRIVATE_DST))
	@echo "Qt rcc: $$(notdir $$(PRIVATE_DST)) <-- $$(PRIVATE_SRC)"
	$(hide) $$(QT_RCC_TOOL) -o $$(PRIVATE_DST) --name $$(PRIVATE_NAME) $$(PRIVATE_SRC)

	$$(eval $$(call compile-generated-cxx-source,$$(RCC_SRC)))
	endef

	# Process a Qt .ui source file through the 'uic' tool to generate a header.
	# NOTE: This expects QT_UIC_TOOL and QT_UIC_TOOL_LDPATH to be defined.
	define compile-qt-uic-source
	SRC := $(1)
	UIC_SRC := $$(LOCAL_OBJS_DIR)/ui_$$(notdir $$(SRC:%.ui=%.h))
	ifeq (,$$(strip $$(QT_UIC_TOOL)))
	$$(error QT_UIC_TOOL is not defined when trying to generate $$(UIC_SRC) !!)
	endif
	ifeq (,$$(strip $$(QT_UIC_TOOL_LDPATH)))
	$$(error QT_UIC_TOOL_LDPATH is not defined when trying to generate $$(UIC_SRC) !!)
	endif
	$$(UIC_SRC): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
	$$(UIC_SRC): PRIVATE_DST := $$(UIC_SRC)
	$$(UIC_SRC): $$(PRIVATE_SRC) $$(QT_UIC_TOOL)
	@mkdir -p $$(dir $$(PRIVATE_DST))
	@echo "Qt uic: $$(notdir $$(PRIVATE_DST)) <-- $$(PRIVATE_SRC)"
	$(hide) $$(call set-host-library-search-path,$$(QT_UIC_TOOL_LDPATH)) $$(QT_UIC_TOOL) -o $$(PRIVATE_DST) $$(PRIVATE_SRC)

	LOCAL_GENERATED_SOURCES += $$(UIC_SRC)
	endef

	# Generate and compile a .proto Protobuf source file through the 'protoc' tool.
	# NOTE: This expects PROTOC_TOOL to be defined.
	define compile-proto-source
	SRC := $(1)
	OUT_SRC := $$(generated-proto-sources-dir)/$$(SRC:%.proto=%.pb.cc)
	ifeq (,$$(strip $$(PROTOC_TOOL)))
	$$(error PROTOC_TOOL is not defined when trying to generate $$(OUT_SRC) !!)
	endif
	$$(OUT_SRC): PRIVATE_SRC := $$(LOCAL_PATH)/$$(SRC)
	$$(OUT_SRC): PRIVATE_DST_DIR := $$(dir $$(OUT_SRC))
	$$(OUT_SRC): PRIVATE_DST := $$(OUT_SRC)
	$$(OUT_SRC): PRIVATE_NAME := $$(notdir $$(SRC:%.proto=%))
	$$(OUT_SRC): $$(PRIVATE_SRC) $$(PROTOC_TOOL)
	@mkdir -p $$(dir $$(PRIVATE_DST))
	@echo "Protoc: $$(notdir $$(PRIVATE_DST)) <-- $$(PRIVATE_SRC)"
	$(hide) $$(PROTOC_TOOL) -I$$(dir $$(PRIVATE_SRC)) --cpp_out=$$(PRIVATE_DST_DIR) $$(PRIVATE_SRC)

	$$(eval $$(call compile-generated-cxx-source,$$(OUT_SRC)))
	endef

	# Call this function to force a module to link statically to the C++ standard
	# library on platforms that support it (i.e. Linux and Windows).
	#
	# NOTE: On Windows, recent Mingw versions add support for std::thread through
	# the libwinpthread-1 library, which libstdc++ depends on, requiring
	# special link-time flags (instead of the classic -static-libstdc++).
	#
	# We detect whether this is the case by inspecting the content of
	# PREBUILT_PATH_PAIRS, which is set by config.make, the auto-generated
	# file that comes from running 'android/configure.sh --mingw'
	#
	_HAS_WINPTHREAD := $(if $(filter %libwinpthread-1.dll,$(PREBUILT_PATH_PAIRS)),true)

	local-link-static-c++lib = $(eval $(ev-local-link-static-c++lib))
	define ev-local-link-static-c++lib
	ifeq (darwin,$(BUILD_TARGET_OS))
	LOCAL_LDLIBS += $(CXX_STD_LIB)
	else
	ifeq (true,$(_HAS_WINPTHREAD))
	LOCAL_LDLIBS += -Wl,-Bstatic -lstdc++ -lwinpthread -Wl,-Bdynamic
	else # !libwinpthread
	LOCAL_LD := $(call local-build-var,CXX)
	LOCAL_LDLIBS += -static-libstdc++
	endif # !_HAS_WINPTHREAD
	endif # BUILD_TARGET_OS != darwin
	endef

	ifneq (,$(BUILD_SYSTEM_UNIT_TESTS))
	$(call -build-run-all-tests)
	endif