blob: 425e9a350856348e526b59e4c5af68e21319d5e4 [file] [log] [blame]
//! An example of extracting a file in an archive.
//! Takes a tarball on standard input, looks for an entry with a listed file
//! name as the first argument provided, and then prints the contents of that
//! file to stdout.
extern crate tar;
use std::env::args_os;
use std::io::{copy, stdin, stdout};
use std::path::Path;
use tar::Archive;
fn main() {
let first_arg = args_os().skip(1).next().unwrap();
let filename = Path::new(&first_arg);
let mut ar = Archive::new(stdin());
for file in ar.entries().unwrap() {
let mut f = file.unwrap();
if f.path().unwrap() == filename {
copy(&mut f, &mut stdout()).unwrap();