| # This file is dual licensed under the MIT and the University of Illinois Open |
| # Source Licenses. See LICENSE.TXT for details. |
| |
| LOCAL_PATH := $(call my-dir) |
| |
| # Normally, we distribute the NDK with prebuilt binaries of libc++ |
| # in $LOCAL_PATH/libs/<abi>/. However, |
| # |
| |
| LIBCXX_FORCE_REBUILD := $(strip $(LIBCXX_FORCE_REBUILD)) |
| ifndef LIBCXX_FORCE_REBUILD |
| ifeq (,$(strip $(wildcard $(LOCAL_PATH)/libs/$(TARGET_ARCH_ABI)/libc++_static$(TARGET_LIB_EXTENSION)))) |
| $(call __ndk_info,WARNING: Rebuilding libc++ libraries from sources!) |
| $(call __ndk_info,You might want to use $$NDK/build/tools/build-cxx-stl.sh --stl=libc++) |
| $(call __ndk_info,in order to build prebuilt versions to speed up your builds!) |
| LIBCXX_FORCE_REBUILD := true |
| endif |
| endif |
| |
| llvm_libc++_includes := $(LOCAL_PATH)/libcxx/include |
| llvm_libc++_export_includes := $(llvm_libc++_includes) |
| llvm_libc++_sources := \ |
| algorithm.cpp \ |
| bind.cpp \ |
| chrono.cpp \ |
| condition_variable.cpp \ |
| debug.cpp \ |
| exception.cpp \ |
| future.cpp \ |
| hash.cpp \ |
| ios.cpp \ |
| iostream.cpp \ |
| locale.cpp \ |
| memory.cpp \ |
| mutex.cpp \ |
| new.cpp \ |
| optional.cpp \ |
| random.cpp \ |
| regex.cpp \ |
| shared_mutex.cpp \ |
| stdexcept.cpp \ |
| string.cpp \ |
| strstream.cpp \ |
| system_error.cpp \ |
| thread.cpp \ |
| typeinfo.cpp \ |
| utility.cpp \ |
| valarray.cpp \ |
| support/android/locale_android.cpp |
| |
| llvm_libc++_sources := $(llvm_libc++_sources:%=libcxx/src/%) |
| |
| # For now, this library can only be used to build C++11 binaries. |
| llvm_libc++_export_cxxflags := -std=c++11 |
| |
| llvm_libc++_cxxflags := $(llvm_libc++_export_cxxflags) |
| |
| # Gabi++ emulates libcxxabi when building libcxx. |
| # |
| llvm_libc++_cxxflags += -DLIBCXXABI=1 |
| |
| # Find the GAbi++ sources to include them here. |
| # The voodoo below is to allow building libc++ out of the NDK source |
| # tree. This can make it easier to experiment / update / debug it. |
| # |
| libgabi++_sources_dir := $(strip $(wildcard $(LOCAL_PATH)/../gabi++)) |
| ifdef libgabi++_sources_dir |
| libgabi++_sources_prefix := ../gabi++ |
| else |
| libgabi++_sources_dir := $(strip $(wildcard $(NDK_ROOT)/sources/cxx-stl/gabi++)) |
| ifndef libgabi++_sources_dir |
| $(error Can't find GAbi++ sources directory!!) |
| endif |
| libgabi++_sources_prefix := $(libgabi++_sources_dir) |
| endif |
| |
| include $(libgabi++_sources_dir)/sources.mk |
| llvm_libc++_sources += $(addprefix $(libgabi++_sources_prefix:%/=%)/,$(libgabi++_src_files)) |
| llvm_libc++_includes += $(libgabi++_c_includes) |
| llvm_libc++_export_includes += $(libgabi++_c_includes) |
| |
| ifneq ($(LIBCXX_FORCE_REBUILD),true) |
| |
| $(call ndk_log,Using prebuilt libc++ libraries) |
| |
| android_support_c_includes := $(LOCAL_PATH)/../../android/support/include |
| |
| include $(CLEAR_VARS) |
| LOCAL_MODULE := c++_static |
| LOCAL_SRC_FILES := libs/$(TARGET_ARCH_ABI)/lib$(LOCAL_MODULE)$(TARGET_LIB_EXTENSION) |
| # For armeabi*, choose thumb mode unless LOCAL_ARM_MODE := arm |
| ifneq (,$(filter armeabi%,$(TARGET_ARCH_ABI))) |
| ifneq (arm,$(LOCAL_ARM_MODE)) |
| LOCAL_SRC_FILES := libs/$(TARGET_ARCH_ABI)/thumb/lib$(LOCAL_MODULE)$(TARGET_LIB_EXTENSION) |
| endif |
| endif |
| LOCAL_EXPORT_C_INCLUDES := $(llvm_libc++_export_includes) $(android_support_c_includes) |
| LOCAL_EXPORT_CPPFLAGS := $(llvm_libc++_export_cxxflags) |
| include $(PREBUILT_STATIC_LIBRARY) |
| |
| include $(CLEAR_VARS) |
| LOCAL_MODULE := c++_shared |
| LOCAL_SRC_FILES := libs/$(TARGET_ARCH_ABI)/lib$(LOCAL_MODULE)$(TARGET_SONAME_EXTENSION) |
| # For armeabi*, choose thumb mode unless LOCAL_ARM_MODE := arm |
| ifneq (,$(filter armeabi%,$(TARGET_ARCH_ABI))) |
| ifneq (arm,$(LOCAL_ARM_MODE)) |
| LOCAL_SRC_FILES := libs/$(TARGET_ARCH_ABI)/thumb/lib$(LOCAL_MODULE)$(TARGET_SONAME_EXTENSION) |
| endif |
| endif |
| LOCAL_EXPORT_C_INCLUDES := $(llvm_libc++_export_includes) $(android_support_c_includes) |
| LOCAL_EXPORT_CPPFLAGS := $(llvm_libc++_export_cxxflags) |
| include $(PREBUILT_SHARED_LIBRARY) |
| |
| else # LIBCXX_FORCE_REBUILD == true |
| |
| $(call ndk_log,Rebuilding libc++ libraries from sources) |
| |
| include $(CLEAR_VARS) |
| LOCAL_MODULE := c++_static |
| LOCAL_SRC_FILES := $(llvm_libc++_sources) |
| LOCAL_C_INCLUDES := $(llvm_libc++_includes) |
| LOCAL_CPPFLAGS := $(llvm_libc++_cxxflags) |
| LOCAL_CPP_FEATURES := rtti exceptions |
| LOCAL_EXPORT_C_INCLUDES := $(llvm_libc++_export_includes) |
| LOCAL_EXPORT_CPPFLAGS := $(llvm_libc++_export_cxxflags) |
| LOCAL_STATIC_LIBRARIES := android_support |
| include $(BUILD_STATIC_LIBRARY) |
| |
| include $(CLEAR_VARS) |
| LOCAL_MODULE := c++_shared |
| LOCAL_SRC_FILES := $(llvm_libc++_sources) |
| LOCAL_C_INCLUDES := $(llvm_libc++_includes) |
| LOCAL_CPPFLAGS := $(llvm_libc++_cxxflags) |
| LOCAL_CPP_FEATURES := rtti exceptions |
| LOCAL_EXPORT_C_INCLUDES := $(llvm_libc++_export_includes) |
| LOCAL_EXPORT_CPPFLAGS := $(llvm_libc++_export_cxxflags) |
| LOCAL_STATIC_LIBRARIES := android_support |
| |
| # For armeabi's shared version of libc++ compiled by clang, we need compiler-rt or libatomic |
| # for __atomic_fetch_add_4. Note that "clang -gcc-toolchain" uses gcc4.8's as/ld/libs, including |
| # libatomic (which is not available in gcc4.6) |
| # |
| # On the other hand, all prebuilt libc++ libaries at sources/cxx-stl/llvm-libc++/libs are |
| # compiled with "clang -gcc-toolchain *4.8*" with -latomic, such that uses of prebuilt |
| # libc++_shared.so don't automatically requires -latomic or compiler-rt, unless code does |
| # "#include <atomic>" where __atomic_is_lock_free is needed for armeabi and mips |
| # |
| ifeq ($(TARGET_ARCH_ABI),armeabi) |
| ifneq (,$(filter clang%,$(NDK_TOOLCHAIN_VERSION))) |
| LOCAL_SHARED_LIBRARIES := compiler_rt_shared |
| endif |
| endif |
| |
| include $(BUILD_SHARED_LIBRARY) |
| |
| endif # LIBCXX_FORCE_REBUILD == true |
| |
| $(call import-module, android/support) |
| $(call import-module, android/compiler-rt) |