lix/nix-rust/src/c.rs
2019-12-10 13:37:23 +01:00

43 lines
1.1 KiB
Rust

use super::{foreign::{self, CBox}, error, util, store};
#[no_mangle]
pub extern "C" fn unpack_tarfile(
source: foreign::Source,
dest_dir: &str,
) -> CBox<Result<(), error::CppException>> {
CBox::new(util::tarfile::unpack_tarfile(source, dest_dir).map_err(|err| err.into()))
}
#[no_mangle]
pub extern "C" fn rust_test() {
use crate::store::Store;
use futures::future::{FutureExt, TryFutureExt};
use std::path::Path;
let fut = async move {
let store: Box<dyn Store> = Box::new(store::BinaryCacheStore::new(
"https://cache.nixos.org".to_string(),
));
let path = store
.parse_store_path(&Path::new(
"/nix/store/7h7qgvs4kgzsn8a6rb273saxyqh4jxlz-konsole-18.12.3",
))
.unwrap();
/*
let info = store.query_path_info(&path).await.unwrap();
eprintln!("INFO = {:?}", info);
*/
let closure = store.compute_path_closure(vec![path].into_iter().collect()).await.unwrap();
eprintln!("CLOSURE = {:?}", closure.len());
Ok(())
};
tokio::run(fut.boxed().compat());
}