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use heim_common::prelude::{Future, Stream}; use crate::{sys, Pid, ProcessError}; /// Returns stream which yields [Pid]s of processes currently running in the system. /// /// Consequent calls are not guaranteed to return pids in the same order. /// /// [Pid]: type.Pid.html pub fn pids() -> impl Stream<Item = Result<Pid, ProcessError>> { sys::pids() } /// Returns future which checks if process with passed `pid` is exists. pub fn pid_exists(pid: Pid) -> impl Future<Output = Result<bool, ProcessError>> { sys::pid_exists(pid) }