use std::process::Command;
fn main() {
let git_hash = Command::new("git")
.args(["rev-parse", "--short", "HEAD"])
.output()
.ok()
.filter(|o| o.status.success())
.and_then(|o| String::from_utf8(o.stdout).ok())
.map(|s| s.trim().to_string())
.unwrap_or_else(|| "unknown".to_string());
let git_dirty = Command::new("git")
.args(["status", "--porcelain"])
.output()
.ok()
.filter(|o| o.status.success())
.map(|o| !o.stdout.is_empty())
.unwrap_or(false);
let git_info = if git_dirty {
format!("{}-dirty", git_hash)
} else {
git_hash
};
println!("cargo:rustc-env=BLINC_GIT_HASH={}", git_info);
println!("cargo:rerun-if-changed=../../.git/HEAD");
println!("cargo:rerun-if-changed=../../.git/index");
}