/*
 This Source Code Form is subject to the terms of the Mozilla Public
 License, v. 2.0. If a copy of the MPL was not distributed with this
 file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/

use std::env;

const LIBRARY_DIR_VARIABLE: &str = "VAPOURSYNTH_LIB_DIR";

fn main() {
    // Make sure the build script is re-run if our env variable is changed.
    println!("cargo:rerun-if-env-changed={}", LIBRARY_DIR_VARIABLE);

    if let Ok(dir) = env::var(LIBRARY_DIR_VARIABLE) {
        println!("cargo:rustc-link-search=native={}", dir);
    }

    // Handle linking to VapourSynth libs.
    println!("cargo:rustc-link-lib=vapoursynth");
    println!("cargo:rustc-link-lib=vapoursynth-script");
}