use std::process::Command; fn main() { let output = Command::new("git") .args(["rev-parse", "HEAD"]) .output() .unwrap(); let git_hash = String::from_utf8(output.stdout).unwrap(); println!( "cargo:rustc-env=VERSION_WITH_GIT_HASH=v{} ({})", env!("CARGO_PKG_VERSION"), &git_hash[..10] ); }