clipper-sys 0.1.0

Boolean operations on polygons (Clipper wrapper)
Documentation 
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extern crate bindgen;

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

fn main() {
    let clipper = cmake::build("clipper");

    println!("cargo:rustc-link-search=native={}", clipper.display());
    println!("cargo:rustc-link-lib=static=clipper");

    let target_os = env::var("CARGO_CFG_TARGET_OS").unwrap();
    let target_env = env::var("CARGO_CFG_TARGET_ENV").unwrap();

    match (target_os.as_str(), target_env.as_str()) {
        ("linux", _) | ("windows", "gnu") => println!("cargo:rustc-link-lib=dylib=stdc++"),
        ("macos", _) => println!("cargo:rustc-link-lib=dylib=c++"),
        _ => unimplemented!(),
    }

    let bindings = bindgen::Builder::default()
        .header("clipper/wrapper.h")
        .whitelist_type("Polygons")
        .whitelist_type("ClipType")
        .whitelist_type("PolyType")
        .whitelist_type("PolyFillType")
        .whitelist_type("Vertice")
        .whitelist_type("Path")
        .whitelist_type("Polygon")
        .whitelist_function("execute")
        .whitelist_function("free_path")
        .whitelist_function("free_polygon")
        .whitelist_function("free_polygons")
        .generate()
        .expect("unable to generate bindings");

    let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
    bindings
        .write_to_file(out_path.join("bindings.rs"))
        .expect("couldn't write bindings!");
}