vcpkg/scripts/cmake/vcpkg_get_windows_sdk.cmake

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CMake
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# Returns Windows SDK number via out variable "ret"
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function(vcpkg_get_windows_sdk ret)
execute_process(
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COMMAND powershell.exe -NoProfile -ExecutionPolicy Bypass -Command "& {& '${VCPKG_ROOT_DIR}/scripts/getWindowsSDK.ps1'}" 2>&1
INPUT_FILE NUL
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OUTPUT_VARIABLE WINDOWS_SDK
RESULT_VARIABLE error_code)
if (error_code)
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message(FATAL_ERROR "Could not find Windows SDK")
endif()
# Remove trailing newline and non-numeric characters
string(REGEX REPLACE "[^0-9.]" "" WINDOWS_SDK "${WINDOWS_SDK}")
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set(${ret} ${WINDOWS_SDK} PARENT_SCOPE)
endfunction()