use std::process::Command;
fn run_command<const N: usize>(command: &str, args: [&str; N]) -> String {
let output = Command::new(command)
.args(args)
.output()
.expect("failed to get run command");
String::from_utf8(output.stdout).expect("invalid command output")
}
fn git_hash() -> String {
run_command("git", ["rev-parse", "HEAD"])
}
fn main() {
let hash = git_hash();
println!("cargo:rustc-env=TOWL_GIT_COMMIT_HASH={hash}");
}