extern crate bindgen;
use std::env;
use std::path::{Path, PathBuf};
use std::process::Command;
const ARVANNGINX_VERSION: &'static str = "1.17.0.1";
fn run_make(rule: &str, cwd: &Path) -> Option<bool> {
let output = Command::new("make")
.arg(rule)
.env("OUT_DIR", env::var("OUT_DIR").unwrap())
.env(
"ARVANNGINX_VERSION",
env::var("ARVANNGINX_VERSION").unwrap_or(ARVANNGINX_VERSION.to_string()),
)
.current_dir(cwd)
.output()
.ok()?;
Some(output.status.success())
}
fn main() {
println!("cargo:rerun-if-env-changed=ARVANNGINX_VERSION");
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
let cwd = env::current_dir().unwrap();
run_make("prepare-nginx", cwd.as_path())
.and_then(|success| if success { Some(()) } else { None })
.expect("unable to execute `make prepare-nginx`");
let nginx_dir_path = out_path.join("arvannginx");
let nginx_dir = nginx_dir_path.to_str().unwrap();
let bindings = bindgen::Builder::default()
.header("wrapper.h")
.layout_tests(false)
.clang_args(vec![
format!("-I{}/src/core", nginx_dir),
format!("-I{}/src/event", nginx_dir),
format!("-I{}/src/event/modules", nginx_dir),
format!("-I{}/src/os/unix", nginx_dir),
format!("-I{}/objs", nginx_dir),
format!("-I{}/src/http", nginx_dir),
format!("-I{}/src/http/modules", nginx_dir),
])
.generate()
.expect("Unable to generate bindings");
bindings
.write_to_file(out_path.join("bindings.rs"))
.expect("unable to write bindings");
}