Update Wasmtime/tooling dependencies (#14)

This forces all the `*.wit.md` file to go into one large `*.wit` file
for now which will get split up later once `use` is re-introduced.

host/src/lib.rs

@@ -7,14 +7,7 @@ mod table;
 pub use table::Table;
 
 wit_bindgen_host_wasmtime_rust::generate!({
-    import: "../wit/wasi-clocks.wit.md",
-    import: "../wit/wasi-default-clocks.wit.md",
-    import: "../wit/wasi-filesystem.wit.md",
-    import: "../wit/wasi-logging.wit.md",
-    import: "../wit/wasi-poll.wit.md",
-    import: "../wit/wasi-random.wit.md",
-    default: "../wit/command.wit.md",
-    name: "wasi",
+    path: "../wit/wasi.wit",
     tracing: true,
 });
 

test-programs/macros/Cargo.toml

@@ -13,4 +13,4 @@ test = false
 quote = "1.0"
 
 [build-dependencies]
-wit-component = { git = "https://github.com/bytecodealliance/wit-bindgen" }
+wit-component = "0.3.2"

test-programs/macros/build.rs

@@ -23,6 +23,7 @@ fn main() {
 
     let wasi_adapter = out_dir.join("wasm32-wasi/release/wasi_snapshot_preview1.wasm");
     println!("wasi adapter: {:?}", &wasi_adapter);
+    let wasi_adapter = fs::read(&wasi_adapter).unwrap();
 
     let mut cmd = Command::new("cargo");
     cmd.arg("build")
@@ -46,7 +47,7 @@ fn main() {
             .module(module.as_slice())
             .unwrap()
             .validate(true)
-            .adapter_file(&wasi_adapter)
+            .adapter("wasi_snapshot_preview1", &wasi_adapter)
             .unwrap()
             .encode()
             .expect(&format!(