| # Platform defines. |
| set(CMAKE_SYSTEM_NAME Linux) |
| |
| set_property(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS TRUE) |
| |
| set(CMAKE_CROSSCOMPILING 1) |
| |
| # dE defines |
| set(DE_OS "DE_OS_ANDROID") |
| set(DE_COMPILER "DE_COMPILER_GCC") |
| if (NOT DEFINED DE_ANDROID_API) |
| set(DE_ANDROID_API 5) |
| endif () |
| |
| # NDK installation path |
| set(ANDROID_NDK_PATH "/opt/android-ndk-r8" CACHE STRING "Android NDK installation path") |
| set(ANDROID_NDK_HOST_OS "linux-x86" CACHE STRING "Android ndk host os") |
| set(ANDROID_ABI "armeabi-v7a" CACHE STRING "Android ABI") |
| set(ANDROID_NDK_TARGET "android-${DE_ANDROID_API}") |
| |
| # Select cpu |
| if (ANDROID_ABI STREQUAL "x86") |
| set(DE_CPU "DE_CPU_X86") |
| set(CMAKE_SYSTEM_PROCESSOR i686-android-linux) |
| else () |
| set(DE_CPU "DE_CPU_ARM") |
| set(CMAKE_SYSTEM_PROCESSOR arm-linux-androideabi) |
| endif () |
| |
| # Cross-compiler, search paths and sysroot |
| if (ANDROID_ABI STREQUAL "x86") |
| set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/x86-4.4.3/prebuilt/${ANDROID_NDK_HOST_OS}/") |
| set(CROSS_COMPILE "${ANDROID_CC_PATH}bin/i686-android-linux-") |
| set(ANDROID_SYSROOT "${ANDROID_NDK_PATH}/platforms/${ANDROID_NDK_TARGET}/arch-x86") |
| |
| set(CMAKE_FIND_ROOT_PATH |
| "${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_ABI}" |
| "${ANDROID_CC_PATH}i686-android-linux" |
| "${ANDROID_CC_PATH}lib/gcc/i686-android-linux/4.4.3" |
| ${ANDROID_SYSROOT} |
| ) |
| |
| else () |
| set(ANDROID_CC_PATH "${ANDROID_NDK_PATH}/toolchains/arm-linux-androideabi-4.4.3/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") |
| |
| set(CMAKE_FIND_ROOT_PATH |
| "${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_ABI}" |
| "${ANDROID_CC_PATH}arm-linux-androideabi" |
| ${ANDROID_SYSROOT} |
| ) |
| |
| endif () |
| |
| # crtbegin_so.o & crtend_so.o \todo [pyry] Is there some special CMake variable for these? |
| if (DE_ANDROID_API GREATER 8) |
| set(CRTBEGIN_SO "${ANDROID_SYSROOT}/usr/lib/crtbegin_so.o") |
| set(CRTEND_SO "${ANDROID_SYSROOT}/usr/lib/crtend_so.o") |
| endif () |
| |
| # libgcc |
| if (ANDROID_ABI STREQUAL "armeabi-v7a") |
| set(LIBGCC "${ANDROID_CC_PATH}lib/gcc/arm-linux-androideabi/4.4.3/armv7-a/libgcc.a") |
| elseif (ANDROID_ABI STREQUAL "armeabi") |
| set(LIBGCC "${ANDROID_CC_PATH}lib/gcc/arm-linux-androideabi/4.4.3/libgcc.a") |
| elseif (ANDROID_ABI STREQUAL "x86") |
| set(LIBGCC "${ANDROID_CC_PATH}lib/gcc/i686-android-linux/4.4.3/libgcc.a") |
| else () |
| message(FATAL_ERROR "Don't know where libgcc.a is") |
| endif () |
| |
| include(CMakeForceCompiler) |
| |
| if (ANDROID_NDK_HOST_OS STREQUAL "linux-x86" 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(CMAKE_SHARED_LIBRARY_C_FLAGS "") |
| set(CMAKE_SHARED_LIBRARY_CXX_FLAGS "") |
| |
| set(CMAKE_C_CREATE_SHARED_LIBRARY |
| "<CMAKE_C_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>") |
| set(CMAKE_CXX_CREATE_SHARED_LIBRARY |
| "<CMAKE_CXX_COMPILER> <LANGUAGE_COMPILE_FLAGS> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> -o <TARGET> ${CRTBEGIN_SO} <OBJECTS> <LINK_LIBRARIES> ${LIBGCC} ${CRTEND_SO}") |
| |
| set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) |
| set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) |
| set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) |
| |
| set(COMMON_C_FLAGS "--sysroot=${ANDROID_SYSROOT} -fpic -Os -DANDROID -D__ANDROID__ -D__STDC_INT64__") |
| set(COMMON_LINKER_FLAGS "-nostdlib -Wl,-shared,-Bsymbolic -Wl,--no-undefined") |
| set(ARM_C_FLAGS "-mfloat-abi=softfp -D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__ ") |
| set(ARM_LINKER_FLAGS "-Wl,--fix-cortex-a8") |
| |
| if (ANDROID_ABI STREQUAL "armeabi-v7a") |
| # For armeabi-v7a |
| set(TARGET_C_FLAGS "${COMMON_C_FLAGS} ${ARM_C_FLAGS} -march=armv7-a -mfpu=vfpv3-d16") |
| set(TARGET_LINKER_FLAGS "${COMMON_LINKER_FLAGS} ${ARM_LINKER_FLAGS} -march=armv7-a") |
| |
| elseif (ANDROID_ABI STREQUAL "armeabi") |
| # For armeabi (ARMv5TE) |
| set(TARGET_C_FLAGS "${COMMON_C_FLAGS} ${ARM_C_FLAGS} -march=armv5te") |
| set(TARGET_LINKER_FLAGS "${COMMON_LINKER_FLAGS} ${ARM_LINKER_FLAGS} -march=armv5te") |
| |
| elseif (ANDROID_ABI STREQUAL "x86") |
| set(TARGET_C_FLAGS "${COMMON_C_FLAGS} -march=i686 -msse3 -mstackrealign -mfpmath=sse") |
| set(TARGET_LINKER_FLAGS "${COMMON_LINKER_FLAGS}") |
| |
| else () |
| message(FATAL_ERROR "Unknown Android ABI \"${ANDROID_ABI}\"") |
| endif () |
| |
| # \note Hacky workaround for flags... |
| set(CMAKE_C_FLAGS "${TARGET_C_FLAGS}" CACHE STRING "" FORCE) |
| set(CMAKE_CXX_FLAGS "${TARGET_C_FLAGS} -I${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/include -I${ANDROID_NDK_PATH}/sources/cxx-stl/gnu-libstdc++/libs/${ANDROID_ABI}/include" CACHE STRING "" FORCE) |
| set(CMAKE_SHARED_LINKER_FLAGS "${TARGET_LINKER_FLAGS}" CACHE STRING "" FORCE) |