| //! 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(); |
| } |
| } |
| } |
