//
//  Copyright 2023 Google, Inc.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at:
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.

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

fn main() {
    let _build = cxx_build::bridge("src/ffi.rs");
    println!("cargo:rerun-if-changed=src/ffi.rs");

    let prebuilts: [[&str; 2]; 4] = [
        ["LINK_LAYER_PACKETS_PREBUILT", "link_layer_packets.rs"],
        ["MAC80211_HWSIM_PACKETS_PREBUILT", "mac80211_hwsim_packets.rs"],
        ["IEEE80211_PACKETS_PREBUILT", "ieee80211_packets.rs"],
        ["NETLINK_PACKETS_PREBUILT", "netlink_packets.rs"],
    ];

    for [var, name] in prebuilts {
        let prebuilt = env::var(var).unwrap();
        println!("cargo:rerun-if-changed={}", prebuilt);
        let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
        std::fs::copy(prebuilt.as_str(), out_dir.join(name).as_os_str().to_str().unwrap()).unwrap();
    }
}