windows nightly can give us filestat info

2020-12-10 14:50:55 -08:00
parent f9edab9547
commit 4dd1836704
4 changed files with 35 additions and 5 deletions
--- a/crates/wasi-c2/build.rs
+++ b/crates/wasi-c2/build.rs
@@ -5,4 +5,14 @@ fn main() {
    let wasi = cwd.join("..").join("wasi-common").join("WASI");
    println!("cargo:wasi={}", wasi.display());
    println!("cargo:rustc-env=WASI_ROOT={}", wasi.display());
+
+    match rustc_version::version_meta()
+        .expect("query rustc release channel")
+        .channel
+    {
+        rustc_version::Channel::Nightly => {
+            println!("cargo:rustc-cfg=nightly");
+        }
+        _ => {}
+    }
 }