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use std

/* plan 9 can't have directory loops, by construction, so this is nops */
pkg fileutil =
	type loopcheck = void

	const mkloopcheck	: (cwd : byte[:] -> loopcheck)
	const freeloopcheck	: (l : loopcheck -> void)
	const looped	: (l : loopcheck, p : byte[:] -> bool)
;;

const mkloopcheck = {cwd
	-> (void : loopcheck)
}

const freeloopcheck = {l
}

const looped = {l, p
	-> false
}