diff options
Diffstat (limited to 'users/wpcarro/scratch/rust/src/stdin/mod.rs')
-rw-r--r-- | users/wpcarro/scratch/rust/src/stdin/mod.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/users/wpcarro/scratch/rust/src/stdin/mod.rs b/users/wpcarro/scratch/rust/src/stdin/mod.rs new file mode 100644 index 000000000000..4be95afa4547 --- /dev/null +++ b/users/wpcarro/scratch/rust/src/stdin/mod.rs @@ -0,0 +1,22 @@ +use std::io::Write; +use std::process::{Command, Stdio}; + +// Example of piping-in a string defined in Rust to a shell command. +pub fn example() { + let input = "Hello, world!"; + + let mut cat = Command::new("cat") + .stdin(Stdio::piped()) + .spawn() + .ok() + .unwrap(); + + cat.stdin + .take() + .unwrap() + .write_all(&input.as_bytes()) + .unwrap(); + + let output = cat.wait_with_output().unwrap(); + println!("{}", String::from_utf8_lossy(&output.stdout)); +} |