use std::env;
const VERSION_ENV: &str = "CCUSAGE_VERSION";
fn main() {
println!("cargo:rerun-if-env-changed={VERSION_ENV}");
let version = env::var(VERSION_ENV)
.unwrap_or_else(|_| env::var("CARGO_PKG_VERSION").expect("CARGO_PKG_VERSION"));
println!("cargo:rustc-env={VERSION_ENV}={version}");
}