use std::process::Command;
fn main() {
// Get git revision hash
let git_hash = Command::new("git")
.args(["rev-parse", "--short", "HEAD"])
.output()
.map(|output| {
if output.status.success() {
String::from_utf8_lossy(&output.stdout).trim().to_string()
} else {
"unknown".to_string()
}
})
.unwrap_or_else(|_| "unknown".to_string());
// Set environment variable for use in code
println!("cargo:rustc-env=GIT_HASH={git_hash}");
// Rerun if git HEAD changes
println!("cargo:rerun-if-changed=.git/HEAD");
println!("cargo:rerun-if-changed=.git/refs/heads");
}