fn main() {
let version = std::process::Command::new("git")
.args(["describe", "--tags", "--always"])
.output()
.ok()
.filter(|o| o.status.success())
.and_then(|o| String::from_utf8(o.stdout).ok())
.map(|s| s.trim().trim_start_matches('v').to_string())
.unwrap_or_else(|| {
std::env::var("CARGO_PKG_VERSION").unwrap_or_else(|_| "unknown".into())
});
println!("cargo:rustc-env=GIT_VERSION={version}");
println!("cargo:rerun-if-changed=../.git/HEAD");
println!("cargo:rerun-if-changed=../.git/refs/tags");
if std::env::var_os("CARGO_FEATURE_PYTHON_BINDINGS").is_some() {
pyo3_build_config::add_extension_module_link_args();
}
}