use std::env;
use std::path::Path;
use std::process::Command;
fn main() {
if env::var("GIT_HASH").is_err() {
let output = Command::new("git")
.args(&["rev-parse", "HEAD"])
.output()
.unwrap();
let git_hash = String::from_utf8(output.stdout).unwrap();
println!("cargo:rustc-env=GIT_HASH={}", git_hash);
}
let edit_msg = Path::new("../.git/COMMIT_EDITMSG");
if edit_msg.exists() {
// This is the closest thing to making sure we rebuild this every time a new commit is made
println!("cargo:rerun-if-changed={}", edit_msg.display());
}
}