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use ptyprocess::PtyProcess;
use std::{
fs::File,
io::{self, Read, Write},
process::Command,
};
fn main() {
let process = PtyProcess::spawn(Command::new("cat")).expect("Error while spawning process");
let mut stream = process
.get_pty_stream()
.expect("Failed to get a pty handle");
let mut this_file = File::open(".gitignore").expect("Can't open a file");
io::copy(&mut this_file, &mut stream).expect("Can't copy a file");
// EOT
stream
.write_all(&[4])
.expect("Error while exiting a process");
// We can't read_to_end as the process isn't DEAD but at time time it is it's already a EOF
let mut buf = [0; 128];
loop {
let n = stream.read(&mut buf).expect("Erorr on read");
print!("{}", String::from_utf8_lossy(&buf[..n]));
if n == 0 {
break;
}
}
}
|
