# Determine the platform.
if("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
  if("${PROJECT_ARCH}" STREQUAL "arm64")
    set(CEF_PLATFORM "macosarm64")
  else()
    set(CEF_PLATFORM "macosx64")
  endif()
elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
  if("${PROJECT_ARCH}" STREQUAL "amd64")
    set(CEF_PLATFORM "linux64")
  elseif("${PROJECT_ARCH}" STREQUAL "arm64")
    set(CEF_PLATFORM "linuxarm64")
  elseif("${PROJECT_ARCH}" STREQUAL "arm/v6")
    set(CEF_PLATFORM "linuxarm")
  else()
    set(CEF_PLATFORM "linux32")
  endif()
elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Windows")
  #Stolen from Jetbrains jcef repository for the arm64 windows build
  if(MSVC)
    include(CheckSymbolExists)

    # MSVC predefines _M_ARM64 for compilations that target ARM64
    # and _M_AMD64 for compilations that target x86_64.
    check_symbol_exists("_M_ARM64" "" CEF_PLATFORM_WINARM64)
    check_symbol_exists("_M_AMD64" "" CEF_PLATFORM_WIN64)

    # We also should set PROJECT_ARCH explicitly because FindCEF.cmake deduces it incorrectly for
    # cross-compilation cases.
    if(CEF_PLATFORM_WINARM64)
      set(CEF_PLATFORM "windowsarm64")
      set(PROJECT_ARCH "arm64")
    elseif(CEF_PLATFORM_WIN64)
      set(CEF_PLATFORM "windows64")
      set(PROJECT_ARCH "x86_64")
    else()
      set(CEF_PLATFORM "windows32")
      set(PROJECT_ARCH "x86")
    endif()
  else()
    message(FATAL_ERROR "Building JCEF for Windows using non-MSVC compiler is not supported.")
  endif()
endif()