khanat-opennel-code/code/CMakeModules/AndroidToolChain.cmake
2014-09-05 22:24:09 -07:00

149 lines
5.2 KiB
CMake

IF(DEFINED CMAKE_CROSSCOMPILING)
# subsequent toolchain loading is not really needed
RETURN()
ENDIF()
# Standard settings
SET(CMAKE_SYSTEM_NAME Linux)
SET(CMAKE_SYSTEM_VERSION 1) # TODO: determine target Linux version
SET(UNIX ON)
SET(LINUX ON)
SET(ANDROID ON)
IF(NOT NDK_ROOT)
SET(NDK_ROOT $ENV{NDK_ROOT})
IF(CMAKE_HOST_WIN32)
FILE(TO_CMAKE_PATH ${NDK_ROOT} NDK_ROOT)
ENDIF(CMAKE_HOST_WIN32)
ENDIF(NOT NDK_ROOT)
IF(NOT TARGET_CPU)
SET(TARGET_CPU "armv7")
ENDIF(NOT TARGET_CPU)
IF(TARGET_CPU STREQUAL "armv7")
SET(LIBRARY_ARCHITECTURE "armeabi-v7a")
SET(CMAKE_SYSTEM_PROCESSOR "armv7")
SET(TOOLCHAIN_ARCH "arm")
SET(TOOLCHAIN_PREFIX "arm-linux-androideabi")
SET(TOOLCHAIN_BIN_PREFIX "arm")
SET(MINIMUM_NDK_TARGET 4)
ELSEIF(TARGET_CPU STREQUAL "armv5")
SET(LIBRARY_ARCHITECTURE "armeabi")
SET(CMAKE_SYSTEM_PROCESSOR "armv5")
SET(TOOLCHAIN_ARCH "arm")
SET(TOOLCHAIN_PREFIX "arm-linux-androideabi")
SET(TOOLCHAIN_BIN_PREFIX "arm")
SET(MINIMUM_NDK_TARGET 4)
ELSEIF(TARGET_CPU STREQUAL "x86")
SET(LIBRARY_ARCHITECTURE "x86")
SET(CMAKE_SYSTEM_PROCESSOR "x86")
SET(TOOLCHAIN_ARCH "x86")
SET(TOOLCHAIN_PREFIX "x86")
SET(TOOLCHAIN_BIN_PREFIX "i686")
SET(MINIMUM_NDK_TARGET 9)
ELSEIF(TARGET_CPU STREQUAL "mips")
SET(LIBRARY_ARCHITECTURE "mips")
SET(CMAKE_SYSTEM_PROCESSOR "mips")
SET(TOOLCHAIN_ARCH "mips")
SET(TOOLCHAIN_PREFIX "mipsel-linux-android")
SET(TOOLCHAIN_BIN_PREFIX "mipsel")
SET(MINIMUM_NDK_TARGET 9)
ENDIF(TARGET_CPU STREQUAL "armv7")
IF(NOT NDK_TARGET)
SET(NDK_TARGET ${MINIMUM_NDK_TARGET})
ENDIF(NOT NDK_TARGET)
FILE(GLOB _TOOLCHAIN_VERSIONS "${NDK_ROOT}/toolchains/${TOOLCHAIN_PREFIX}-*")
IF(_TOOLCHAIN_VERSIONS)
LIST(SORT _TOOLCHAIN_VERSIONS)
LIST(REVERSE _TOOLCHAIN_VERSIONS)
FOREACH(_TOOLCHAIN_VERSION ${_TOOLCHAIN_VERSIONS})
STRING(REGEX REPLACE ".+${TOOLCHAIN_PREFIX}-([0-9.]+)" "\\1" _TOOLCHAIN_VERSION "${_TOOLCHAIN_VERSION}")
IF(_TOOLCHAIN_VERSION MATCHES "^([0-9.]+)$")
LIST(APPEND NDK_TOOLCHAIN_VERSIONS ${_TOOLCHAIN_VERSION})
ENDIF(_TOOLCHAIN_VERSION MATCHES "^([0-9.]+)$")
ENDFOREACH(_TOOLCHAIN_VERSION)
ENDIF(_TOOLCHAIN_VERSIONS)
IF(NOT NDK_TOOLCHAIN_VERSIONS)
MESSAGE(FATAL_ERROR "No Android toolchain found in default search path ${NDK_ROOT}/toolchains")
ENDIF(NOT NDK_TOOLCHAIN_VERSIONS)
IF(NDK_TOOLCHAIN_VERSION)
LIST(FIND NDK_TOOLCHAIN_VERSIONS "${NDK_TOOLCHAIN_VERSION}" _INDEX)
IF(_INDEX EQUAL -1)
LIST(GET NDK_TOOLCHAIN_VERSIONS 0 NDK_TOOLCHAIN_VERSION)
ENDIF(_INDEX EQUAL -1)
ELSE(NDK_TOOLCHAIN_VERSION)
LIST(GET NDK_TOOLCHAIN_VERSIONS 0 NDK_TOOLCHAIN_VERSION)
ENDIF(NDK_TOOLCHAIN_VERSION)
MESSAGE(STATUS "Target Android NDK ${NDK_TARGET} and use GCC ${NDK_TOOLCHAIN_VERSION}")
IF(CMAKE_HOST_WIN32)
SET(TOOLCHAIN_HOST "windows")
SET(TOOLCHAIN_BIN_SUFFIX ".exe")
ELSEIF(CMAKE_HOST_APPLE)
SET(TOOLCHAIN_HOST "apple")
SET(TOOLCHAIN_BIN_SUFFIX "")
ELSEIF(CMAKE_HOST_UNIX)
SET(TOOLCHAIN_HOST "linux")
SET(TOOLCHAIN_BIN_SUFFIX "")
ENDIF(CMAKE_HOST_WIN32)
SET(TOOLCHAIN_ROOT "${NDK_ROOT}/toolchains/${TOOLCHAIN_PREFIX}-${NDK_TOOLCHAIN_VERSION}/prebuilt/${TOOLCHAIN_HOST}")
SET(PLATFORM_ROOT "${NDK_ROOT}/platforms/android-${NDK_TARGET}/arch-${TOOLCHAIN_ARCH}")
IF(NOT EXISTS "${TOOLCHAIN_ROOT}")
FILE(GLOB _TOOLCHAIN_PREFIXES "${TOOLCHAIN_ROOT}*")
IF(_TOOLCHAIN_PREFIXES)
LIST(GET _TOOLCHAIN_PREFIXES 0 TOOLCHAIN_ROOT)
ENDIF(_TOOLCHAIN_PREFIXES)
ENDIF(NOT EXISTS "${TOOLCHAIN_ROOT}")
MESSAGE(STATUS "Found Android toolchain in ${TOOLCHAIN_ROOT}")
MESSAGE(STATUS "Found Android platform in ${PLATFORM_ROOT}")
# include dirs
SET(PLATFORM_INCLUDE_DIR "${PLATFORM_ROOT}/usr/include")
SET(STL_DIR "${NDK_ROOT}/sources/cxx-stl/gnu-libstdc++")
IF(EXISTS "${STL_DIR}/${NDK_TOOLCHAIN_VERSION}")
# NDK version >= 8b
SET(STL_DIR "${STL_DIR}/${NDK_TOOLCHAIN_VERSION}")
ENDIF(EXISTS "${STL_DIR}/${NDK_TOOLCHAIN_VERSION}")
# Determine bin prefix for toolchain
FILE(GLOB _TOOLCHAIN_BIN_PREFIXES "${TOOLCHAIN_ROOT}/bin/${TOOLCHAIN_BIN_PREFIX}-*-gcc${TOOLCHAIN_BIN_SUFFIX}")
IF(_TOOLCHAIN_BIN_PREFIXES)
LIST(GET _TOOLCHAIN_BIN_PREFIXES 0 _TOOLCHAIN_BIN_PREFIX)
STRING(REGEX REPLACE "${TOOLCHAIN_ROOT}/bin/([a-z0-9-]+)-gcc${TOOLCHAIN_BIN_SUFFIX}" "\\1" TOOLCHAIN_BIN_PREFIX "${_TOOLCHAIN_BIN_PREFIX}")
ENDIF(_TOOLCHAIN_BIN_PREFIXES)
SET(STL_INCLUDE_DIR "${STL_DIR}/include")
SET(STL_LIBRARY_DIR "${STL_DIR}/libs/${LIBRARY_ARCHITECTURE}")
SET(STL_INCLUDE_CPU_DIR "${STL_LIBRARY_DIR}/include")
SET(STL_LIBRARY "${STL_LIBRARY_DIR}/libgnustl_static.a")
SET(CMAKE_FIND_ROOT_PATH ${TOOLCHAIN_ROOT} ${PLATFORM_ROOT}/usr ${CMAKE_PREFIX_PATH} ${CMAKE_INSTALL_PREFIX} $ENV{EXTERNAL_ANDROID_PATH} CACHE string "Android find search path root")
SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY)
SET(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
SET(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
INCLUDE_DIRECTORIES(${STL_INCLUDE_DIR} ${STL_INCLUDE_CPU_DIR})
MACRO(SET_TOOLCHAIN_BINARY _NAME _BINARY)
SET(${_NAME} ${TOOLCHAIN_ROOT}/bin/${TOOLCHAIN_BIN_PREFIX}-${_BINARY}${TOOLCHAIN_BIN_SUFFIX})
ENDMACRO(SET_TOOLCHAIN_BINARY)
SET_TOOLCHAIN_BINARY(CMAKE_C_COMPILER gcc)
SET_TOOLCHAIN_BINARY(CMAKE_CXX_COMPILER g++)
# Force the compilers to GCC for Android
include (CMakeForceCompiler)
CMAKE_FORCE_C_COMPILER(${CMAKE_C_COMPILER} GNU)
CMAKE_FORCE_CXX_COMPILER(${CMAKE_CXX_COMPILER} GNU)