set(CMAKE_SYSTEM_NAME Darwin)
set(CMAKE_SYSTEM_PROCESSOR arm64)
set(UNIX TRUE)
set(APPLE TRUE)

set(CMAKE_AR ar CACHE FILEPATH "" FORCE)
set(CMAKE_RANLIB ranlib CACHE FILEPATH "" FORCE)

set(CMAKE_OSX_ARCHITECTURES "arm64" CACHE STRING "Build architecture")

# query xcodebuild for SDK root
execute_process(COMMAND xcodebuild -version -sdk macosx Path
    OUTPUT_VARIABLE CMAKE_OSX_SYSROOT
    ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)

message(STATUS "Using SDK: ${CMAKE_OSX_SYSROOT}")

set(CMAKE_FIND_ROOT_PATH ${CMAKE_OSX_SYSROOT} CACHE STRING "find search path root" FORCE)

set(CMAKE_FIND_FRAMEWORK FIRST)
set(CMAKE_SYSTEM_FRAMEWORK_PATH
    ${CMAKE_OSX_SYSROOT}/System/Library/Frameworks
    ${CMAKE_OSX_SYSROOT}/System/Library/PrivateFrameworks
    ${CMAKE_OSX_SYSROOT}/Developer/Library/Frameworks
)

set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)