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set(CMAKE_SYSTEM_NAME Darwin)
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set(CMAKE_SYSTEM_VERSION 1)
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set(UNIX True)
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set(APPLE True)
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set(CMAKE_MACOSX_BUNDLE TRUE)
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set(CMAKE_CXX_COMPILER_WORKS TRUE)
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set(CMAKE_C_COMPILER_WORKS TRUE)
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set(CMAKE_CROSSCOMPILING TRUE)
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set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO")
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set(CMAKE_XCODE_ATTRIBUTE_ENABLE_BITCODE "NO")
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find_program(XCRUN_EXECUTABLE xcrun)
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if(NOT XCRUN_EXECUTABLE)
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message(FATAL_ERROR "xcrun not found")
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endif()
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execute_process(
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COMMAND ${XCRUN_EXECUTABLE} --sdk iphoneos --show-sdk-path
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OUTPUT_VARIABLE IOS_SDK_PATH
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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execute_process(
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COMMAND ${XCRUN_EXECUTABLE} --sdk iphoneos --show-sdk-version
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OUTPUT_VARIABLE IOS_SDK_VERSION
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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if(IOS_SDK_VERSION VERSION_GREATER_EQUAL 11.0)
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set(IOS_ARCH arm64)
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else()
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set(IOS_ARCH armv7)
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endif()
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set(CMAKE_OSX_SYSROOT ${IOS_SDK_PATH} CACHE PATH "Sysroot used for iOS support")
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set(CMAKE_OSX_ARCHITECTURES "${IOS_ARCH}" CACHE STRING "Architectures to build for")
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set(CMAKE_FIND_ROOT_PATH ${IOS_SDK_PATH} CACHE PATH "Find search path root")
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