# File lib/rfusefs.rb, line 47
    def FuseFS.main(argv=ARGV,options=[],option_usage="",device=nil,exec=File.basename($0))
        RFuse.main(argv,options,option_usage,device,exec) do |options,argv|
            root = yield options
            FuseFS.set_root(root)
            FuseFS.mount_under(*argv)
        end
    end