use std::{env, path::PathBuf};

fn main() -> anyhow::Result<()> {
    let bindings = bindgen::builder()
        .header("/usr/include/libei-1.0/libei.h")
        .parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
        .allowlist_item("ei_.*")
        .default_enum_style(bindgen::EnumVariation::NewType {
            is_bitfield: false,
            is_global: false,
        })
        .no_debug("ei_event_type") // Implemented manually to use Display
        .bitfield_enum("ei_device_capability")
        .generate()?;

    let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
    let out_file = out_path.join("libei.rs");
    bindings
        .write_to_file(out_file)
        .expect("Couldn't write bindings!");

    println!("cargo:rustc-link-lib=ei");

    Ok(())
}