waku-rust-bindings/waku-sys/build.rs

72 lines
2.7 KiB
Rust

use std::env;
use std::env::set_current_dir;
use std::path::{Path, PathBuf};
use std::process::Command;
extern crate cc;
fn build_nwaku_lib(project_dir: &Path) {
let vendor_path = project_dir.join("vendor");
set_current_dir(vendor_path).expect("Moving to vendor dir");
let mut cmd = Command::new("make");
cmd.arg("libwaku").arg("STATIC=true");
cmd.status()
.map_err(|e| println!("cargo:warning=make build failed due to: {e}"))
.unwrap();
set_current_dir(project_dir).expect("Going back to project dir");
}
fn generate_bindgen_code(project_dir: &Path) {
let vendor_path = project_dir.join("vendor");
let header_path = vendor_path.join("library/libwaku.h");
cc::Build::new()
.object(vendor_path.join("vendor/nim-libbacktrace/libbacktrace_wrapper.o").display().to_string())
.compile("libbacktrace_wrapper");
println!("cargo:rerun-if-changed={}", header_path.display());
println!("cargo:rustc-link-search={}", vendor_path.join("build").display());
println!("cargo:rustc-link-lib=static=waku");
println!("cargo:rustc-link-search={}", vendor_path.join("vendor/nim-nat-traversal/vendor/miniupnp/miniupnpc/build").display());
println!("cargo:rustc-link-lib=static=miniupnpc");
println!("cargo:rustc-link-search={}", vendor_path.join("vendor/nim-nat-traversal/vendor/libnatpmp-upstream").display());
println!("cargo:rustc-link-lib=static=natpmp");
println!("cargo:rustc-link-lib=dl");
println!("cargo:rustc-link-lib=m");
println!("cargo:rustc-link-search=native={}", vendor_path.join("vendor/nim-libbacktrace/install/usr/lib").display());
println!("cargo:rustc-link-lib=static=backtrace");
// TODO: Determine if pthread is automatically included
// TODO: Test in other architectures
// Generate waku bindings with bindgen
let bindings = bindgen::Builder::default()
// The input header we would like to generate
// bindings for.
.header(format!("{}", header_path.display()))
// Tell cargo to invalidate the built crate whenever any of the
// included header files changed.
.parse_callbacks(Box::new(bindgen::CargoCallbacks))
// Finish the builder and generate the bindings.
.generate()
// Unwrap the Result and panic on failure.
.expect("Unable to generate bindings");
// Write the bindings to the $OUT_DIR/bindings.rs file.
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
bindings
.write_to_file(out_path.join("bindings.rs"))
.expect("Couldn't write bindings!");
}
#[cfg(not(doc))]
fn main() {
let project_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap());
build_nwaku_lib(&project_dir);
generate_bindgen_code(&project_dir);
}