atty.rs 201 B

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  1. extern crate atty;
  2. use atty::{is, Stream};
  3. fn main() {
  4. println!("stdout? {}", is(Stream::Stdout));
  5. println!("stderr? {}", is(Stream::Stderr));
  6. println!("stdin? {}", is(Stream::Stdin));
  7. }