ARCH = arminclude $(SRC_PATH)build/arch.mkSHAREDLIBSUFFIX = so# Android APK/JARs expect libraries to be unversionedSHAREDLIBSUFFIXFULLVER=$(SHAREDLIBSUFFIX)SHAREDLIBSUFFIXMAJORVER=$(SHAREDLIBSUFFIX)SHLDFLAGS =NDKLEVEL = 12ifeq ($(ARCH), arm)  ifneq ($(APP_ABI), armeabi)    CFLAGS += -march=armv7-a -mfloat-abi=softfp    CFLAGS += -mfpu=vfpv3-d16    LDFLAGS += -march=armv7-a -Wl,--fix-cortex-a8    APP_ABI = armeabi-v7a  endifelse ifeq ($(ARCH), arm64)  APP_ABI = arm64-v8aelse ifeq ($(ARCH), x86)  APP_ABI = x86  ifeq (Yes, $(USE_ASM))    ASMFLAGS += -f elf  endifelse ifeq ($(ARCH), x86_64)  APP_ABI = x86_64  ifeq (Yes, $(USE_ASM))    ASMFLAGS += -f elf64  endifelse  APP_ABI = $(ARCH)endif ifndef NDKROOT$(error NDKROOT is not set)endififndef TARGET$(error TARGET is not set)endif TOOLCHAINPREFIX = $(shell NDK_PROJECT_PATH=$(SRC_PATH)/codec/build/android/dec make --no-print-dir -f $(NDKROOT)/build/core/build-local.mk DUMP_TOOLCHAIN_PREFIX APP_ABI=$(APP_ABI))TOOLCHAIN_NAME = $(shell NDK_TOOLCHAIN_VERSION= NDK_PROJECT_PATH=$(SRC_PATH)/codec/build/android/dec make --no-print-dir -f $(NDKROOT)/build/core/build-local.mk DUMP_TOOLCHAIN_NAME APP_ABI=$(APP_ABI))GCC_TOOLCHAIN_PATH = $(shell dirname $(TOOLCHAINPREFIX) | xargs dirname ) SYSROOT = $(NDKROOT)/platforms/android-$(NDKLEVEL)/arch-$(ARCH)CXX = $(TOOLCHAINPREFIX)g++CC = $(TOOLCHAINPREFIX)gccAR = $(TOOLCHAINPREFIX)arCFLAGS += -DANDROID_NDK -fpic --sysroot=$(SYSROOT) -MMD -MPifeq ($(USE_STACK_PROTECTOR), Yes)CFLAGS += -fstack-protector-allendifCFLAGS += -isystem $(NDKROOT)/sysroot/usr/include -isystem $(NDKROOT)/sysroot/usr/include/$(TOOLCHAIN_NAME) -D__ANDROID_API__=$(NDKLEVEL)CXXFLAGS += -fno-rtti -fno-exceptionsLDFLAGS += --sysroot=$(SYSROOT)SHLDFLAGS = -Wl,--no-undefined -Wl,-z,relro -Wl,-z,now -Wl,-soname,lib$(PROJECT_NAME).soUTSHLDFLAGS = -Wl,-soname,libut.so ifeq ($(NDK_TOOLCHAIN_VERSION), clang)  HOST_OS = $(shell uname -s | tr [A-Z] [a-z])  LLVM_INSTALL_DIR = $(NDKROOT)/toolchains/llvm/prebuilt/$(HOST_OS)-x86_64/bin  CC = $(LLVM_INSTALL_DIR)/clang  CXX = $(LLVM_INSTALL_DIR)/clang++   ifeq ($(ARCH), arm)    TARGET_NAME = armv7-none-linux-androideabi  else ifeq ($(ARCH), arm64)    TARGET_NAME = aarch64-none-linux-android  else ifeq ($(ARCH), x86)    TARGET_NAME = i686-none-linux-android  else ifeq ($(ARCH), x86_64)    TARGET_NAME = x86_64-none-linux-android  else    $(error "does not support this arch now!")  endif   CFLAGS += -target $(TARGET_NAME)  LDFLAGS += -target $(TARGET_NAME) -gcc-toolchain $(GCC_TOOLCHAIN_PATH)endif # background reading: https://android.googlesource.com/platform/ndk/+/master/docs/BuildSystemMaintainers.md#unwindingLDFLAGS += -Wl,--exclude-libs,libgcc.a -Wl,--exclude-libs,libunwind.a ifneq ($(findstring /,$(CXX)),$(findstring \,$(CXX)))ifneq ($(CXX),$(wildcard $(CXX)))ifneq ($(CXX).exe,$(wildcard $(CXX).exe))$(error Compiler not found, bad NDKROOT or ARCH?)endifendifendif ifeq ($(NDK_TOOLCHAIN_VERSION), clang)STL_INCLUDES = \    -I$(NDKROOT)/sources/cxx-stl/llvm-libc++/include \    -I$(NDKROOT)/sources/cxx-stl/llvm-libc++abi/includeSTL_LIB = \    $(NDKROOT)/sources/cxx-stl/llvm-libc++/libs/$(APP_ABI)/libc++_static.aelseSTL_INCLUDES = \    -I$(NDKROOT)/sources/cxx-stl/stlport/stlportSTL_LIB = \    $(NDKROOT)/sources/cxx-stl/stlport/libs/$(APP_ABI)/libstlport_static.aendif GTEST_INCLUDES = $(STL_INCLUDES)CODEC_UNITTEST_INCLUDES = $(STL_INCLUDES)CODEC_UNITTEST_LDFLAGS_SUFFIX = $(STL_LIB)MODULE_INCLUDES = $(STL_INCLUDES)MODULE_LDFLAGS = $(STL_LIB) ifeq (./,$(SRC_PATH))binaries: decdemo encdemo decdemo: libraries	cd ./codec/build/android/dec && $(NDKROOT)/ndk-build -B NDK_TOOLCHAIN_VERSION=$(NDK_TOOLCHAIN_VERSION) APP_ABI=$(APP_ABI) APP_PLATFORM=$(TARGET) && android update project -t $(TARGET) -p . && ant debug encdemo: libraries	cd ./codec/build/android/enc && $(NDKROOT)/ndk-build -B NDK_TOOLCHAIN_VERSION=$(NDK_TOOLCHAIN_VERSION) APP_ABI=$(APP_ABI) APP_PLATFORM=$(TARGET) && android update project -t $(TARGET) -p . && ant debug clean_Android: clean_Android_dec clean_Android_enc clean_Android_dec:	-cd ./codec/build/android/dec && $(NDKROOT)/ndk-build APP_ABI=$(APP_ABI) clean && ant cleanclean_Android_enc:	-cd ./codec/build/android/enc && $(NDKROOT)/ndk-build APP_ABI=$(APP_ABI) clean && ant cleanelseclean_Android:	@:endif COMMON_INCLUDES += -I$(NDKROOT)/sources/android/cpufeaturesCOMMON_OBJS += $(COMMON_SRCDIR)/src/cpu-features.$(OBJ) COMMON_CFLAGS += \	-Dandroid_getCpuIdArm=wels_getCpuIdArm -Dandroid_setCpuArm=wels_setCpuArm \	-Dandroid_getCpuCount=wels_getCpuCount -Dandroid_getCpuFamily=wels_getCpuFamily \	-Dandroid_getCpuFeatures=wels_getCpuFeatures -Dandroid_setCpu=wels_setCpu \ codec/common/src/cpu-features.$(OBJ): $(NDKROOT)/sources/android/cpufeatures/cpu-features.c	$(QUIET_CC)$(CC) $(CFLAGS) $(INCLUDES) $(COMMON_CFLAGS) $(COMMON_INCLUDES) -c $(CXX_O) $<