rs-kilo/src/main.rs
2019-08-21 16:46:14 -04:00

44 lines
1015 B
Rust

use nix::Error as NixError;
use nix::sys::termios;
use nix::sys::termios::Termios;
// use nix::unistd;
use std::io;
use std::io::{BufReader, Error};
use std::io::prelude::*;
// For future reference
// STDIN_FILENO = 0
// STDOUT_FILENO = 1
// STDERR_FILENO = 2
fn enable_raw_mode() -> Result<(), Error> {
let raw: Result<Termios, NixError> = termios::tcgetattr(0);
let mut raw = raw.unwrap();
raw.local_flags.remove(termios::LocalFlags::ECHO);
match termios::tcsetattr(0, termios::SetArg::TCSAFLUSH, &raw) {
Ok(()) => Ok(()),
_ => panic!("Failed to set raw mode"),
}
}
fn main() -> Result<(), Error> {
enable_raw_mode()?;
loop {
let stdin = io::stdin();
let mut in_str = String::new();
let mut input = BufReader::new(stdin.take(1));
input.read_to_string(&mut in_str)?;
let mut chars = in_str.chars();
let char = chars.next().unwrap();
if char == 'q' {
return Ok(());
}
}
Ok(())
}