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if(NOT APPLE)
return()
endif()
if(NOT USE_PYTORCH_METAL)
return()
endif()
if(IOS OR INTERN_BUILD_MOBILE)
return()
endif()
set(OSX_PLATFORM "MacOSX.platform")
exec_program(/usr/bin/xcode-select ARGS -print-path OUTPUT_VARIABLE CMAKE_XCODE_DEVELOPER_DIR)
set(XCODE_POST_43_ROOT "${CMAKE_XCODE_DEVELOPER_DIR}/Platforms/${OSX_PLATFORM}/Developer")
set(XCODE_PRE_43_ROOT "/Developer/Platforms/${OSX_PLATFORM}/Developer")
if(NOT DEFINED CMAKE_OSX_DEVELOPER_ROOT)
if(EXISTS ${XCODE_POST_43_ROOT})
set(CMAKE_OSX_DEVELOPER_ROOT ${XCODE_POST_43_ROOT})
elseif(EXISTS ${XCODE_PRE_43_ROOT})
set(CMAKE_OSX_DEVELOPER_ROOT ${XCODE_PRE_43_ROOT})
endif(EXISTS ${XCODE_POST_43_ROOT})
endif(NOT DEFINED CMAKE_OSX_DEVELOPER_ROOT)
set(CMAKE_OSX_DEVELOPER_ROOT ${CMAKE_OSX_DEVELOPER_ROOT} CACHE PATH "Location of OSX SDKs root directory")
if(NOT DEFINED CMAKE_OSX_SDK_ROOT)
file(GLOB _CMAKE_OSX_SDKS "${CMAKE_OSX_DEVELOPER_ROOT}/SDKs/*")
if(_CMAKE_OSX_SDKS)
list(SORT _CMAKE_OSX_SDKS)
list(REVERSE _CMAKE_OSX_SDKS)
list(GET _CMAKE_OSX_SDKS 0 CMAKE_OSX_SDK_ROOT)
message(STATUS "_CMAKE_OSX_SDKS: ${_CMAKE_OSX_SDKS}")
else(_CMAKE_OSX_SDKS)
message(FATAL_ERROR "No OSX SDK's found in default search path ${CMAKE_OSX_DEVELOPER_ROOT}.")
endif(_CMAKE_OSX_SDKS)
message(STATUS "Toolchain using default OSX SDK: ${CMAKE_OSX_SDK_ROOT}")
endif(NOT DEFINED CMAKE_OSX_SDK_ROOT)
set(CMAKE_OSX_SDK_ROOT ${CMAKE_OSX_SDK_ROOT} CACHE PATH "Location of the selected OSX SDK")
set(CMAKE_FRAMEWORK_PATH
${CMAKE_OSX_SDK_ROOT}/System/Library/Frameworks
${CMAKE_OSX_SDK_ROOT}/System/Library/PrivateFrameworks
${CMAKE_OSX_SDK_ROOT}/Developer/Library/Frameworks
)
message(STATUS "CMAKE_FRAMEWORK_PATH: ${CMAKE_FRAMEWORK_PATH}")
set(CMAKE_FIND_FRAMEWORK FIRST)
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