use git2::Repository;
fn git_hash() -> String {
if let Ok(repo) = Repository::open(".") {
if let Ok(head) = repo.head() {
if let Some(oid) = head.target() {
return oid.to_string().chars().take(8).collect();
}
}
}
"unknown".to_string()
}
fn main() {
let git_hash = git_hash();
println!("cargo:rustc-env=GIT_HASH={}", git_hash);
}