Beep the PC speaker using evdev.
The current user must be allowed to r/w to the speaker device:
$ cat /etc/udev/rules.d/70-pcspkr-beep.rules
ACTION=="add", SUBSYSTEM=="input", ATTRS{name}=="PC Speaker", ENV{DEVNAME}!="", GROUP="beep", MODE="0660"
extern crate beep_evdev;
use beep_evdev::beep;
use std::{thread, time};
fn main() {
beep(440).expect("could not beep");
thread::sleep(time::Duration::from_millis(500));
beep(880).expect("could not beep");
thread::sleep(time::Duration::from_millis(500));
beep(0).expect("could not beep");
}
React
Typescript
Django
Laravel
Facebook
Microsoft
Google
Alibaba
D3
Tencent