fn main() {
    println!("cargo:rerun-if-env-changed=LOCAL");
    println!("cargo:rustc-check-cfg=cfg(local)");

    let local_env = std::env::var("LOCAL")
        .map(|v| {
            let v = v.trim().to_ascii_lowercase();
            matches!(v.as_str(), "true" | "1" | "yes" | "on")
        })
        .unwrap_or(false);

    let local_feature = std::env::var("CARGO_FEATURE_LOCAL").is_ok();

    if local_env || local_feature {
        println!("cargo:rustc-cfg=local");
    }
}