Isolate watcher queues and selectively reload resolved service binaries

userland/spawn/src/lib.rs

@@ -3,12 +3,12 @@
 //! Pipe callers must drain stdout and stderr before wait to avoid bounded-pipe deadlocks.
 use std::{collections::BTreeMap, io, path::{Path, PathBuf}};
 mod bindings {
-    wit_bindgen::generate!({ path: "../../host/wit", world: "program", generate_all });
+    wit_bindgen::generate!({ path: "../../host/wit", world: "program", generate_all, with: { "wasi:io/poll@0.2.12": ::wasi::io::poll } });
 }
 use bindings::sausage::process::host;
 pub use bindings::wasi::io::streams::{InputStream, OutputStream};
 pub use host::{Stdio, Watcher, Change, ChangeKind};
-pub use bindings::wasi::io::poll::{Pollable, poll};
+pub use wasi::io::poll::{Pollable, poll};
 /// Hard-stop a process group by a live process ID.
 pub fn kill(pid: u32) -> io::Result<()> { host::kill(pid).map_err(io::Error::other) }