import game

var g: Game
initGame( g )

proc retro_load_game( absfilePath: string ) {.cdecl,exportc,dynlib} =
  g.load( absFilePath )

proc retro_unload_game: void {.cdecl,exportc,dynlib} =
  g.unload()

proc retro_run(): void {.cdecl,exportc,dynlib} =
  g.run()

when isMainModule:

  retro_load_game( "/home/lee/Desktop/file.tex" )
  retro_unload_game()