check generated code in ci

.github/workflows/cargo.yml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest, macos-latest-xlarge]
-        features: ["", "--features static", "--features schannel", "--features schannel,static"]
+        features: ["", "--features static", "--features schannel", "--features schannel,static", "--features overwrite"]
         exclude:
           - os: ubuntu-latest
             features: "--features schannel"
@@ -60,6 +60,8 @@ jobs:
       run: cargo clippy --all-targets -- -D warnings
     - name: Cargo build
       run: cargo build --all ${{ matrix.features }}
+    - name: Check all generated files with git
+      run: git diff --exit-code
     - name: Cargo test
       run: cargo test --all ${{ matrix.features }}
     - name: Cargo Publish (dry run)

scripts/build.rs

@@ -64,12 +64,13 @@ fn main() {
         println!("cargo:rustc-link-lib=static=msquic");
     }
 
-    #[cfg(feature = "overwrite")]
+    #[cfg(all(feature = "overwrite", not(target_os = "macos")))]
     overwrite_bindgen();
 }
 
 /// Read the c header and generate rust bindings.
-#[cfg(feature = "overwrite")]
+/// TODO: macos currently uses linux bindings.
+#[cfg(all(feature = "overwrite", not(target_os = "macos")))]
 fn overwrite_bindgen() {
     let manifest_dir = std::path::PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap());
     let root_dir = manifest_dir;