use std::process::Command;
fn main() {
let output = Command::new("git")
.args(["rev-parse", "--short", "HEAD"])
.output()
.expect("Failed to get git hash");
let git_hash = String::from_utf8(output.stdout).unwrap().trim().to_string();
println!("cargo:rustc-env=GIT_HASH={}", git_hash);
println!("cargo:rerun-if-changed=.git/HEAD");
}