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use std::os::unix::io::AsRawFd as _;
pub struct RawGuard {
termios: nix::sys::termios::Termios,
}
impl RawGuard {
pub fn new() -> Self {
let stdin = std::io::stdin().as_raw_fd();
let termios = nix::sys::termios::tcgetattr(stdin).unwrap();
let mut termios_raw = termios.clone();
nix::sys::termios::cfmakeraw(&mut termios_raw);
nix::sys::termios::tcsetattr(
stdin,
nix::sys::termios::SetArg::TCSANOW,
&termios_raw,
)
.unwrap();
Self { termios }
}
}
impl Drop for RawGuard {
fn drop(&mut self) {
let stdin = std::io::stdin().as_raw_fd();
let _ = nix::sys::termios::tcsetattr(
stdin,
nix::sys::termios::SetArg::TCSANOW,
&self.termios,
);
}
}
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