170 lines
6.0 KiB
CMake
170 lines
6.0 KiB
CMake
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# load settings in case of "try compile"
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set(TOOLCHAIN_CONFIG_FILE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/toolchain.config.cmake")
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get_property(__IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE)
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if(__IN_TRY_COMPILE)
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set(TOOLCHAIN_CONFIG_FILE "${CMAKE_CURRENT_SOURCE_DIR}/../toolchain.config.cmake")
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if(NOT EXISTS "${TOOLCHAIN_CONFIG_FILE}")
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# Hack for "try_compile" commands with other binary directory
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set(TOOLCHAIN_CONFIG_FILE "${CMAKE_PLATFORM_INFO_DIR}/../toolchain.config.cmake")
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if(NOT EXISTS "${TOOLCHAIN_CONFIG_FILE}")
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message(FATAL_ERROR "Current CMake version (${CMAKE_VERSION}) is not supported")
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endif()
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endif()
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include("${TOOLCHAIN_CONFIG_FILE}")
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macro(toolchain_save_config)
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# nothing
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endmacro()
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else()
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macro(toolchain_save_config)
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set(__config "#message(\"Load TOOLCHAIN config...\")\n")
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get_cmake_property(__variableNames VARIABLES)
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set(__vars_list ${ARGN})
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list(APPEND __vars_list
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${TOOLCHAIN_CONFIG_VARS}
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CMAKE_SYSTEM_NAME
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CMAKE_SYSTEM_VERSION
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CMAKE_SYSTEM_PROCESSOR
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CMAKE_C_COMPILER
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CMAKE_CXX_COMPILER
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CMAKE_C_FLAGS
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CMAKE_CXX_FLAGS
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CMAKE_SHARED_LINKER_FLAGS
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CMAKE_MODULE_LINKER_FLAGS
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CMAKE_EXE_LINKER_FLAGS
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CMAKE_SKIP_RPATH
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CMAKE_FIND_ROOT_PATH
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)
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foreach(__var ${__variableNames})
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foreach(_v ${__vars_list})
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if("x${__var}" STREQUAL "x${_v}")
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if(${__var} MATCHES " ")
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set(__config "${__config}set(${__var} \"${${__var}}\")\n")
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else()
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set(__config "${__config}set(${__var} ${${__var}})\n")
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endif()
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endif()
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endforeach()
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endforeach()
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if(EXISTS "${TOOLCHAIN_CONFIG_FILE}")
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file(READ "${TOOLCHAIN_CONFIG_FILE}" __config_old)
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endif()
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if("${__config_old}" STREQUAL "${__config}")
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# nothing
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else()
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#message("Update TOOLCHAIN config: ${__config}")
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file(WRITE "${TOOLCHAIN_CONFIG_FILE}" "${__config}")
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endif()
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unset(__config)
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unset(__config_old)
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unset(__vars_list)
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unset(__variableNames)
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endmacro()
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endif() # IN_TRY_COMPILE
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if(NOT DEFINED IOS_ARCH)
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message(FATAL_ERROR "iOS toolchain requires ARCH option for proper configuration of compiler flags")
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endif()
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if(IOS_ARCH MATCHES "^arm64")
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set(AARCH64 1)
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elseif(IOS_ARCH MATCHES "^armv")
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set(ARM 1)
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elseif(IOS_ARCH MATCHES "^x86_64")
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set(X86_64 1)
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elseif(IOS_ARCH MATCHES "^i386")
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set(X86 1)
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else()
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message(FATAL_ERROR "iOS toolchain doesn't recognize ARCH='${IOS_ARCH}' value")
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endif()
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if(NOT DEFINED CMAKE_OSX_SYSROOT)
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if(IPHONEOS)
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set(CMAKE_OSX_SYSROOT "iphoneos")
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else()
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set(CMAKE_OSX_SYSROOT "iphonesimulator")
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endif()
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endif()
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set(CMAKE_MACOSX_BUNDLE YES)
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set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO")
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if(APPLE_FRAMEWORK AND NOT BUILD_SHARED_LIBS)
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set(CMAKE_OSX_ARCHITECTURES "${IOS_ARCH}" CACHE INTERNAL "Build architecture for iOS" FORCE)
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endif()
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if(NOT DEFINED IPHONEOS_DEPLOYMENT_TARGET)
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if(NOT DEFINED ENV{IPHONEOS_DEPLOYMENT_TARGET})
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message(FATAL_ERROR "IPHONEOS_DEPLOYMENT_TARGET is not specified")
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endif()
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set(IPHONEOS_DEPLOYMENT_TARGET "$ENV{IPHONEOS_DEPLOYMENT_TARGET}")
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endif()
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if(NOT __IN_TRY_COMPILE)
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set(_xcodebuild_wrapper "${CMAKE_BINARY_DIR}/xcodebuild_wrapper")
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if(NOT EXISTS "${_xcodebuild_wrapper}")
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set(_xcodebuild_wrapper_tmp "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/xcodebuild_wrapper")
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if(NOT DEFINED CMAKE_MAKE_PROGRAM) # empty since CMake 3.10
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find_program(XCODEBUILD_PATH "xcodebuild")
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if(NOT XCODEBUILD_PATH)
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message(FATAL_ERROR "Specify CMAKE_MAKE_PROGRAM variable ('xcodebuild' absolute path)")
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endif()
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set(CMAKE_MAKE_PROGRAM "${XCODEBUILD_PATH}")
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endif()
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if(CMAKE_MAKE_PROGRAM STREQUAL _xcodebuild_wrapper)
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message(FATAL_ERROR "Can't prepare xcodebuild_wrapper")
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endif()
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if(APPLE_FRAMEWORK AND BUILD_SHARED_LIBS)
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set(XCODEBUILD_EXTRA_ARGS "${XCODEBUILD_EXTRA_ARGS} IPHONEOS_DEPLOYMENT_TARGET=${IPHONEOS_DEPLOYMENT_TARGET} CODE_SIGN_IDENTITY='' CODE_SIGNING_REQUIRED=NO -sdk ${CMAKE_OSX_SYSROOT}")
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else()
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set(XCODEBUILD_EXTRA_ARGS "${XCODEBUILD_EXTRA_ARGS} IPHONEOS_DEPLOYMENT_TARGET=${IPHONEOS_DEPLOYMENT_TARGET} CODE_SIGN_IDENTITY='' CODE_SIGNING_REQUIRED=NO ARCHS=${IOS_ARCH} -sdk ${CMAKE_OSX_SYSROOT}")
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endif()
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configure_file("${CMAKE_CURRENT_LIST_DIR}/xcodebuild_wrapper.in" "${_xcodebuild_wrapper_tmp}" @ONLY)
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file(COPY "${_xcodebuild_wrapper_tmp}" DESTINATION ${CMAKE_BINARY_DIR} FILE_PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE)
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endif()
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set(CMAKE_MAKE_PROGRAM "${_xcodebuild_wrapper}" CACHE INTERNAL "" FORCE)
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endif()
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# Standard settings
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set(CMAKE_SYSTEM_NAME iOS)
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# Apple Framework settings
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if(APPLE_FRAMEWORK AND BUILD_SHARED_LIBS)
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set(CMAKE_SYSTEM_VERSION "${IPHONEOS_DEPLOYMENT_TARGET}")
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set(CMAKE_C_SIZEOF_DATA_PTR 4)
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set(CMAKE_CXX_SIZEOF_DATA_PTR 4)
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else()
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set(CMAKE_SYSTEM_VERSION "${IPHONEOS_DEPLOYMENT_TARGET}")
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set(CMAKE_SYSTEM_PROCESSOR "${IOS_ARCH}")
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if(AARCH64 OR X86_64)
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set(CMAKE_C_SIZEOF_DATA_PTR 8)
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set(CMAKE_CXX_SIZEOF_DATA_PTR 8)
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else()
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set(CMAKE_C_SIZEOF_DATA_PTR 4)
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set(CMAKE_CXX_SIZEOF_DATA_PTR 4)
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endif()
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endif()
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# Include extra modules for the iOS platform files
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/platforms/ios/cmake/Modules")
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# Force the compilers to clang for iOS
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include(CMakeForceCompiler)
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#CMAKE_FORCE_C_COMPILER (clang GNU)
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#CMAKE_FORCE_CXX_COMPILER (clang++ GNU)
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set(CMAKE_C_HAS_ISYSROOT 1)
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set(CMAKE_CXX_HAS_ISYSROOT 1)
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set(CMAKE_C_COMPILER_ABI ELF)
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set(CMAKE_CXX_COMPILER_ABI ELF)
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# Skip the platform compiler checks for cross compiling
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set(CMAKE_CXX_COMPILER_WORKS TRUE)
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set(CMAKE_C_COMPILER_WORKS TRUE)
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# Search for programs in the build host directories
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY)
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# for libraries and headers in the target directories
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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toolchain_save_config(IOS_ARCH IPHONEOS_DEPLOYMENT_TARGET)
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