extern crate bindgen;

use std::env;
use std::path::PathBuf;

fn main() {
    // Tell cargo to invalidate the built crate whenever the wrapper changes
    println!("cargo:rerun-if-changed=depend/hash");

    let mut base_config = cc::Build::new();
    base_config.include("depend/hash/include");
    base_config.file("depend/hash/hash.c");
    base_config.file("depend/hash/crypto-ops.c");
    base_config.file("depend/hash/keccak.c");
    base_config.compile("hash");

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

    // The bindgen::Builder is the main entry point
    // to bindgen, and lets you build up options for
    // the resulting bindings.
    //
    // let bindings = bindgen::Builder::default()
    //     // The input header we would like to generate
    //     // bindings for.
    //     .header("depend/hash/hash.h")
    //     .header("depend/hash/crypto-ops.h")
    //     // Tell cargo to invalidate the built crate whenever any of the
    //     // included header files changed.
    //     .parse_callbacks(Box::new(bindgen::CargoCallbacks))
    //     // Finish the builder and generate the bindings.
    //     .generate()
    //     // Unwrap the Result and panic on failure.
    //     .expect("Unable to generate bindings");
    //
    // // Write the bindings to the $OUT_DIR/bindings.rs file.
    // let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
    // bindings
    //     .write_to_file(out_path.join("bindings.rs"))
    //     .expect("Couldn't write bindings!");
}