bt/
lib.rs

1use std::process::Command;
2use std::io::ErrorKind;
3
4
5
6pub fn cmd<F>(program: &'static str, args: F) where F: FnOnce(&mut Command) {
7	let mut cmd = Command::new(program);
8	args(&mut cmd);
9
10	println!("Running {:?}", cmd);
11
12
13
14	let out = cmd.output().unwrap_or_else(|e| {
15		if e.kind() == ErrorKind::NotFound {
16			panic!("Failed to execute command: {}\nIs `{}` not installed?", e, program);
17		}
18
19		panic!("Failed to execute command: {}", e);
20	});
21
22
23	let status = out.status;
24
25	if !status.success() {
26		let log = String::from_utf8(out.stdout).unwrap();
27		let err = String::from_utf8(out.stderr).unwrap();
28		panic!("Command did not executed successfully, got: {}\n-----stdout\n{}\n-----stderr\n{}", status, log, err);
29	}
30}