build.rs

// Copyright (c) 2016 The vulkano developers
// Licensed under the Apache License, Version 2.0
// <LICENSE-APACHE or
// https://www.apache.org/licenses/LICENSE-2.0> or the MIT
// license <LICENSE-MIT or https://opensource.org/licenses/MIT>,
// at your option. All files in the project carrying such
// notice may not be copied, modified, or distributed except
// according to those terms.

#![feature(str_split_once)]

use std::{env, fs::File, io::BufWriter, path::Path};

mod autogen;

fn main() {
    let target = env::var("TARGET").unwrap();
    if target.contains("apple-ios") {
        println!("cargo:rustc-link-search=framework=/Library/Frameworks/");
        println!("cargo:rustc-link-lib=c++");
        println!("cargo:rustc-link-lib=framework=MoltenVK");
        println!("cargo:rustc-link-lib=framework=Metal");
        println!("cargo:rustc-link-lib=framework=IOSurface");
        println!("cargo:rustc-link-lib=framework=QuartzCore");
        println!("cargo:rustc-link-lib=framework=UIKit");
        println!("cargo:rustc-link-lib=framework=Foundation");
    }

    // Write autogen.rs
    println!("cargo:rerun-if-changed=vk.xml");
    let path = Path::new(&env::var_os("OUT_DIR").unwrap()).join("autogen.rs");
    let mut writer = BufWriter::new(File::create(path).unwrap());
    autogen::write(&mut writer);
}