redox-ssh/src/sys/redox.rs

use std::io::Result;
use std::os::unix::io::RawFd;
use std::path::PathBuf;

pub fn before_exec() -> Result<()> {
    Ok(())
}

pub fn fork() -> usize {
    extern crate syscall;
    unsafe { syscall::clone(0).unwrap() }
}

pub fn getpty() -> (RawFd, PathBuf) {
    use syscall;

    let master = syscall::open(
        "pty:",
        syscall::O_RDWR | syscall::O_CREAT | syscall::O_NONBLOCK,
    ).unwrap();

    let mut buf: [u8; 4096] = [0; 4096];

    let count = syscall::fpath(master, &mut buf).unwrap();
    (
        master,
        PathBuf::from(unsafe {
            String::from_utf8_unchecked(Vec::from(&buf[..count]))
        }),
    )
}