innernet/wireguard-control-sys/build.rs

53 lines
1.6 KiB
Rust

#[cfg(target_os = "linux")]
mod linux {
use std::{env, path::PathBuf};
pub fn build_bindings() {
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
#[cfg(feature = "buildtime_bindgen")]
{
let bindings = bindgen::Builder::default()
.rust_target(bindgen::RustTarget::Stable_1_40)
.derive_default(true)
.header("c/wireguard.h")
.impl_debug(true)
.allowlist_function("wg_.*")
.bitfield_enum("wg_peer_flags")
.bitfield_enum("wg_device_flags");
let bindings = bindings.generate().expect("Unable to generate bindings");
bindings
.write_to_file(out_path.join("bindings.rs"))
.expect("Couldn't write bindings!");
}
#[cfg(not(feature = "buildtime_bindgen"))]
{
std::fs::copy("bindgen-bindings/bindings.rs", out_path.join("bindings.rs"))
.expect("Could not copy bindings to output directory");
}
}
pub fn build_library() {
cc::Build::new()
.file("c/wireguard.c")
.warnings(true)
.extra_warnings(true)
.warnings_into_errors(true)
.flag_if_supported("-Wno-unused-parameter")
.compile("wireguard");
}
}
#[cfg(target_os = "linux")]
fn main() {
linux::build_bindings();
linux::build_library();
println!("cargo:rerun-if-changed=c/wireguard.c");
println!("cargo:rerun-if-changed=c/wireguard.h");
}
#[cfg(not(target_os = "linux"))]
fn main() {}