| # Platform defines. |
| set(CMAKE_SYSTEM_NAME Linux) |
| |
| set_property(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS TRUE) |
| |
| set(CMAKE_CROSSCOMPILING 1) |
| |
| # NDK installation path |
| if (NOT DEFINED ANDROID_NDK_PATH) |
| message(FATAL_ERROR "Please provide ANDROID_NDK_PATH") |
| endif () |
| |
| # Host os (for toolchain binaries) |
| if (NOT DEFINED ANDROID_NDK_HOST_OS) |
| message(STATUS "Warning: ANDROID_NDK_HOST_OS is not set") |
| if (WIN32) |
| set(ANDROID_NDK_HOST_OS "windows") |
| elseif (UNIX) |
| set(ANDROID_NDK_HOST_OS "linux-86") |
| endif () |
| endif () |
| |
| # Compile target |
| set(ANDROID_ABI "armeabi-v7a" CACHE STRING "Android ABI") |
| set(ANDROID_NDK_TARGET "android-${DE_ANDROID_API}") |
| |
| # dE defines |
| set(DE_OS "DE_OS_ANDROID") |
| |
| if (NOT DEFINED DE_COMPILER) |
| set(DE_COMPILER "DE_COMPILER_CLANG") |
| endif () |
| |
| if (NOT DEFINED DE_ANDROID_API) |
| set(DE_ANDROID_API 9) |
| endif () |
| |
| set(COMMON_C_FLAGS "-D__STDC_INT64__") |
| set(COMMON_CXX_FLAGS "${COMMON_C_FLAGS} -frtti -fexceptions") |
| set(COMMON_LINKER_FLAGS "") |
| set(ARM_C_FLAGS "-D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__ ") |
| |
| # ABI-dependent bits |
| if (ANDROID_ABI STREQUAL "x86") |
| set(DE_CPU "DE_CPU_X86") |
| set(CMAKE_SYSTEM_PROCESSOR i686-android-linux) |
| |
| set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/x86-4.9/prebuilt/${ANDROID_NDK_HOST_OS}/") |
| set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/i686-linux-android-") |
| set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-x86") |
| |
| set(CMAKE_FIND_ROOT_PATH |
| "${ANDROID_CC_PATH}i686-linux-android" |
| "${ANDROID_CC_PATH}lib/gcc/i686-linux-android/4.9" |
| ) |
| |
| set(TARGET_C_FLAGS "-march=i686 -msse3 -mstackrealign -mfpmath=sse") |
| set(TARGET_LINKER_FLAGS "") |
| set(LLVM_TRIPLE "i686-none-linux-android") |
| |
| elseif (ANDROID_ABI STREQUAL "armeabi" OR |
| ANDROID_ABI STREQUAL "armeabi-v7a") |
| set(DE_CPU "DE_CPU_ARM") |
| set(CMAKE_SYSTEM_PROCESSOR arm-linux-androideabi) |
| |
| set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/arm-linux-androideabi-4.9/prebuilt/${ANDROID_NDK_HOST_OS}/") |
| set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/arm-linux-androideabi-") |
| set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-arm") |
| |
| if (ANDROID_ABI STREQUAL "armeabi-v7a") |
| set(TARGET_C_FLAGS "${ARM_C_FLAGS} -march=armv7-a -mfpu=vfpv3-d16 -mfloat-abi=softfp") |
| set(TARGET_LINKER_FLAGS "-Wl,--fix-cortex-a8 -march=armv7-a") |
| set(LLVM_TRIPLE "armv7-none-linux-androideabi") |
| |
| else () # armeabi |
| set(TARGET_C_FLAGS "${ARM_C_FLAGS} -march=armv5te -mfloat-abi=softfp") |
| set(TARGET_LINKER_FLAGS "-Wl,--fix-cortex-a8 -march=armv5te") |
| set(LLVM_TRIPLE "armv5te-none-linux-androideabi") |
| endif () |
| |
| set(CMAKE_FIND_ROOT_PATH |
| "${ANDROID_CC_PATH}arm-linux-androideabi" |
| ) |
| |
| elseif (ANDROID_ABI STREQUAL "arm64-v8a") |
| set(DE_CPU "DE_CPU_ARM_64") |
| set(CMAKE_SYSTEM_PROCESSOR aarch64-linux-android) |
| set(CMAKE_SIZEOF_VOID_P 8) |
| |
| set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/aarch64-linux-android-4.9/prebuilt/${ANDROID_NDK_HOST_OS}/") |
| set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/aarch64-linux-android-") |
| set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-arm64") |
| |
| set(CMAKE_FIND_ROOT_PATH |
| "${ANDROID_CC_PATH}arm-linux-androideabi" |
| ) |
| |
| set(TARGET_C_FLAGS "-march=armv8-a") |
| set(TARGET_LINKER_FLAGS "-Wl,--fix-cortex-a53-835769 -Wl,--fix-cortex-a53-835769 -march=armv8-a") |
| set(LLVM_TRIPLE "aarch64-none-linux-android") |
| |
| if (DE_COMPILER STREQUAL "DE_COMPILER_GCC") |
| set(TARGET_C_FLAGS "${TARGET_C_FLAGS} -mabi=lp64") |
| endif () |
| |
| elseif (ANDROID_ABI STREQUAL "x86_64") |
| set(DE_CPU "DE_CPU_X86_64") |
| set(CMAKE_SYSTEM_PROCESSOR x86_64-linux-android) |
| set(CMAKE_SIZEOF_VOID_P 8) |
| |
| set(CMAKE_LIBRARY_PATH "/usr/lib64") |
| |
| set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/x86_64-4.9/prebuilt/${ANDROID_NDK_HOST_OS}/") |
| set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/x86_64-linux-android-") |
| set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-x86_64") |
| |
| set(CMAKE_FIND_ROOT_PATH |
| "${ANDROID_CC_PATH}x86_64-linux-android" |
| ) |
| |
| set(LLVM_TRIPLE "x86_64-none-linux-android") |
| |
| else () |
| message(FATAL_ERROR "Unknown ABI \"${ANDROID_ABI}\"") |
| endif () |
| |
| # C++ library |
| if (ANDROID_ABI STREQUAL "x86") |
| # Use gnu-libstc++, since libc++ is currently broken on x86, bug #22124988 |
| set(ANDROID_CXX_LIBRARY "${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/4.9/libs/${ANDROID_ABI}/libgnustl_static.a") |
| set(CXX_INCLUDES "-I${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/4.9/include -I${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/4.9/libs/${ANDROID_ABI}/include") |
| set(CMAKE_FIND_ROOT_PATH "${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/4.9/libs/${ANDROID_ABI}" ${CMAKE_FIND_ROOT_PATH}) |
| else () |
| # Use LLVM libc++ for full C++11 support |
| set(ANDROID_CXX_LIBRARY "${ANDROID_NDK_PATH}/sources/cxx-stl/llvm-libc++/libs/${ANDROID_ABI}/libc++_static.a") |
| set(CXX_INCLUDES "-I${ANDROID_NDK_PATH}/sources/cxx-stl/llvm-libc++/libcxx/include") |
| set(CMAKE_FIND_ROOT_PATH "" ${CMAKE_FIND_ROOT_PATH}) |
| endif () |
| |
| set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH} ${ANDROID_SYSROOT}) |
| |
| include(CMakeForceCompiler) |
| |
| if (DE_COMPILER STREQUAL "DE_COMPILER_GCC") |
| if (ANDROID_NDK_HOST_OS STREQUAL "linux-x86" OR |
| ANDROID_NDK_HOST_OS STREQUAL "linux-x86_64" OR |
| ANDROID_NDK_HOST_OS STREQUAL "darwin-x86") |
| cmake_force_c_compiler("${CROSS_COMPILE}gcc" GNU) |
| cmake_force_cxx_compiler("${CROSS_COMPILE}g++" GNU) |
| elseif (ANDROID_NDK_HOST_OS STREQUAL "windows") |
| cmake_force_c_compiler("${CROSS_COMPILE}gcc.exe" GNU) |
| cmake_force_cxx_compiler("${CROSS_COMPILE}g++.exe" GNU) |
| else () |
| message(FATAL_ERROR "Unknown ANDROID_NDK_HOST_OS") |
| endif () |
| |
| set(TARGET_C_FLAGS "-mandroid ${TARGET_C_FLAGS}") |
| |
| elseif (DE_COMPILER STREQUAL "DE_COMPILER_CLANG") |
| if (NOT DEFINED LLVM_VERSION) |
| if (ANDROID_NDK_HOST_OS STREQUAL "windows" OR |
| ANDROID_NDK_HOST_OS STREQUAL "windows-x86_64") |
| # Windows NDK prebuilts don't include llvm-ar tool in version 3.6 |
| set(LLVM_VERSION "3.5") |
| else () |
| set(LLVM_VERSION "3.6") |
| endif () |
| endif () |
| |
| set(LLVM_PATH "${ANDROID_NDK_PATH}/toolchains/llvm-${LLVM_VERSION}/prebuilt/${ANDROID_NDK_HOST_OS}/") |
| |
| if (ANDROID_NDK_HOST_OS STREQUAL "linux-x86" OR |
| ANDROID_NDK_HOST_OS STREQUAL "linux-x86_64" OR |
| ANDROID_NDK_HOST_OS STREQUAL "darwin-x86" OR |
| ANDROID_NDK_HOST_OS STREQUAL "darwin-x86_64") |
| cmake_force_c_compiler("${LLVM_PATH}bin/clang" Clang) |
| cmake_force_cxx_compiler("${LLVM_PATH}bin/clang++" Clang) |
| set(CMAKE_AR "${LLVM_PATH}/bin/llvm-ar" CACHE FILEPATH "Archiver") |
| set(CMAKE_RANLIB "${CROSS_COMPILE}ranlib" CACHE FILEPATH "Indexer") |
| elseif (ANDROID_NDK_HOST_OS STREQUAL "windows" OR |
| ANDROID_NDK_HOST_OS STREQUAL "windows-x86_64") |
| cmake_force_c_compiler("${LLVM_PATH}bin/clang.exe" Clang) |
| cmake_force_cxx_compiler("${LLVM_PATH}bin/clang++.exe" Clang) |
| set(CMAKE_AR "${LLVM_PATH}bin/llvm-ar.exe" CACHE FILEPATH "Archiver") |
| else () |
| message(FATAL_ERROR "Unknown ANDROID_NDK_HOST_OS") |
| endif () |
| |
| set(TARGET_C_FLAGS "-target ${LLVM_TRIPLE} -gcc-toolchain ${ANDROID_CC_PATH} ${TARGET_C_FLAGS}") |
| set(TARGET_LINKER_FLAGS "-target ${LLVM_TRIPLE} -gcc-toolchain ${ANDROID_CC_PATH} ${TARGET_LINKER_FLAGS}") |
| |
| endif () |
| |
| set(CMAKE_SHARED_LIBRARY_C_FLAGS "") |
| set(CMAKE_SHARED_LIBRARY_CXX_FLAGS "") |
| |
| set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) |
| set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) |
| set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) |
| |
| # \note Without CACHE STRING FORCE cmake ignores these. |
| set(CMAKE_C_FLAGS "--sysroot=${ANDROID_SYSROOT} ${COMMON_C_FLAGS} ${TARGET_C_FLAGS}" CACHE STRING "" FORCE) |
| set(CMAKE_CXX_FLAGS "--sysroot=${ANDROID_SYSROOT} ${COMMON_CXX_FLAGS} ${TARGET_C_FLAGS} ${CXX_INCLUDES} -I${ANDROID_NDK_PATH}/sources/android/support/include" CACHE STRING "" FORCE) |
| set(CMAKE_SHARED_LINKER_FLAGS "-nodefaultlibs -Wl,-shared,-Bsymbolic -Wl,--no-undefined ${COMMON_LINKER_FLAGS} ${TARGET_LINKER_FLAGS}" CACHE STRING "" FORCE) |
| set(CMAKE_EXE_LINKER_FLAGS "-nodefaultlibs ${COMMON_LINKER_FLAGS} ${TARGET_LINKER_FLAGS}" CACHE STRING "" FORCE) |