rename everything c2 related to the "real" names

crates/wasi/src/lib.rs

@@ -1,13 +1,13 @@
-pub mod old;
-
-pub use wasi_common::virtfs;
-pub use wasi_common::{WasiCtx, WasiCtxBuilder};
+pub use wasi_common::{
+    Error, FdFlags, FileCaps, Filestat, OFlags, ReaddirCursor, ReaddirEntity, SystemTimeSpec,
+    WasiCtx, WasiCtxBuilder, WasiDir, WasiFile,
+};
 
 // Defines a `struct Wasi` with member fields and appropriate APIs for dealing
 // with all the various WASI exports.
 wasmtime_wiggle::wasmtime_integration!({
     // The wiggle code to integrate with lives here:
-    target: wasi_common::wasi,
+    target: wasi_common::snapshots::preview_1,
     // This must be the same witx document as used above. This should be ensured by
     // the `WASI_ROOT` env variable, which is set in wasi-common's `build.rs`.
     witx: ["$WASI_ROOT/phases/snapshot/witx/wasi_snapshot_preview1.witx"],
@@ -24,13 +24,6 @@ modules. This structure exports all that various fields of the wasi instance
 as fields which can be used to implement your own instantiation logic, if
 necessary. Additionally [`Wasi::get_export`] can be used to do name-based
 resolution.",
-        }
+        },
     },
 });
-
-pub fn is_wasi_module(name: &str) -> bool {
-    // FIXME: this should be more conservative, but while WASI is in flux and
-    // we're figuring out how to support multiple revisions, this should do the
-    // trick.
-    name.starts_with("wasi")
-}