pqcrypto-ntru 0.3.1

extern crate cc;
extern crate glob;

use std::path::Path;

fn main() {
    let common_dir = Path::new("pqclean/common");
    let common_files = [
        common_dir.join("fips202.c"),
        common_dir.join("aes.c"),
        common_dir.join("sha2.c"),
        common_dir.join("randombytes.c"),
    ];

    let target_ntruhps2048509_dir = Path::new("pqclean/crypto_kem/ntruhps2048509/clean");
    let scheme_ntruhps2048509_files =
        glob::glob(target_ntruhps2048509_dir.join("*.c").to_str().unwrap()).unwrap();
    let target_ntruhps2048677_dir = Path::new("pqclean/crypto_kem/ntruhps2048677/clean");
    let scheme_ntruhps2048677_files =
        glob::glob(target_ntruhps2048677_dir.join("*.c").to_str().unwrap()).unwrap();
    let target_ntruhps4096821_dir = Path::new("pqclean/crypto_kem/ntruhps4096821/clean");
    let scheme_ntruhps4096821_files =
        glob::glob(target_ntruhps4096821_dir.join("*.c").to_str().unwrap()).unwrap();
    let target_ntruhrss701_dir = Path::new("pqclean/crypto_kem/ntruhrss701/clean");
    let scheme_ntruhrss701_files =
        glob::glob(target_ntruhrss701_dir.join("*.c").to_str().unwrap()).unwrap();
    cc::Build::new()
        .include("pqclean/common")
        .flag("-std=c99")
        .flag("-O3")
        .files(common_files.into_iter())
        .include(target_ntruhps2048509_dir)
        .files(
            scheme_ntruhps2048509_files
                .into_iter()
                .map(|p| p.unwrap().to_string_lossy().into_owned()),
        )
        .include(target_ntruhps2048677_dir)
        .files(
            scheme_ntruhps2048677_files
                .into_iter()
                .map(|p| p.unwrap().to_string_lossy().into_owned()),
        )
        .include(target_ntruhps4096821_dir)
        .files(
            scheme_ntruhps4096821_files
                .into_iter()
                .map(|p| p.unwrap().to_string_lossy().into_owned()),
        )
        .include(target_ntruhrss701_dir)
        .files(
            scheme_ntruhrss701_files
                .into_iter()
                .map(|p| p.unwrap().to_string_lossy().into_owned()),
        )
        .compile("libntru.a");
}