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Automatically get size of terminal

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This commit is contained in:
Jeremy Soller 2016-09-29 12:25:43 -06:00
parent 4943ddf955
commit f804ad52e4
3 changed files with 37 additions and 5 deletions
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14
programs/login/src/main.rs
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@ -9,7 +9,7 @@ use octavo::octavo_digest::sha3::Sha512;
use std::fs::File;
use std::io::{Read, Write};
use std::process::Command;
use std::{env, io, thread};
use std::{env, io, str, thread};
use termion::input::TermRead;
pub struct Passwd<'a> {
@ -61,9 +61,17 @@ pub fn main() {
env::set_current_dir("file:").unwrap();
env::set_var("COLUMNS", "80");
env::set_var("LINES", "30");
env::set_var("TTY", &tty);
{
let mut path = [0; 4096];
if let Ok(count) = syscall::fpath(0, &mut path) {
let path_str = str::from_utf8(&path[..count]).unwrap_or("");
let reference = path_str.split(':').nth(1).unwrap_or("");
let mut parts = reference.split('/');
env::set_var("COLUMNS", parts.next().unwrap_or("80"));
env::set_var("LINES", parts.next().unwrap_or("30"));
}
}
thread::spawn(move || {
let stdin = io::stdin();