use std::process::Command;
fn main() {
let git_hash = Command::new("git")
.args(["rev-parse", "--short", "HEAD"])
.output()
.map(|output| {
String::from_utf8(output.stdout)
.unwrap_or_default()
.trim()
.to_string()
})
.unwrap_or_else(|_| "unknown".to_string());
println!("cargo:rustc-env=GIT_COMMIT_HASH={git_hash}");
println!("cargo:rerun-if-changed=.git/HEAD");
}