Method poll

core/src/time.rs:169–186

Polls the time manager to update the timers and emit signals if necessary.

(&mut self, emitter: impl Fn(Signo))

    /// Polls the time manager to update the timers and emit signals if
    /// necessary.
    pub fn poll(&mut self, emitter: impl Fn(Signo)) {
        let now_ns = monotonic_time_nanos() as usize;
        let delta = now_ns - self.last_wall_ns;
        match self.state {
            TimerState::User => {
                self.utime_ns += delta;
                self.update_itimer(ITimerType::Virtual, delta, &emitter);
                self.update_itimer(ITimerType::Prof, delta, &emitter);
            }
            TimerState::Kernel => {
                self.stime_ns += delta;
                self.update_itimer(ITimerType::Prof, delta, &emitter);
            }
            TimerState::None => {}
        }
        self.update_itimer(ITimerType::Real, delta, &emitter);
        self.last_wall_ns = now_ns;
    }

    /// Updates the timer state.
    pub fn set_state(&mut self, state: TimerState) {