Allow blocklisting anonymous enums

rust-lang · Jan 6, 2025 · 05c2885 · 05c2885
1 parent 59a43e1
commit 05c2885
Show file tree

Hide file tree

Showing 4 changed files with 15 additions and 1 deletion.
diff --git a/bindgen-tests/tests/expectations/tests/blocklist-anon-enum.rs b/bindgen-tests/tests/expectations/tests/blocklist-anon-enum.rs
diff --git a/bindgen-tests/tests/headers/blocklist-anon-enum.hpp b/bindgen-tests/tests/headers/blocklist-anon-enum.hpp
@@ -0,0 +1,7 @@
+// bindgen-flags: --blocklist-item 'SHOULD_BE_BLOCKED.*'
+
+enum {
+    SHOULD_BE_BLOCKED_1,
+    SHOULD_BE_BLOCKED_2,
+    SHOULD_BE_BLOCKED_3
+};
diff --git a/bindgen/codegen/mod.rs b/bindgen/codegen/mod.rs
@@ -3595,6 +3595,12 @@ impl CodeGenerator for Enum {
         let layout = enum_ty.layout(ctx);
         let variation = self.computed_enum_variation(ctx, item);
 
+        // blocklist anonymous enums based on variants.
+        if enum_ty.name().is_none() && self.is_matching_enum(ctx, &ctx.options().blocklisted_items, item) {
+            debug!("Blocklisting anonymous enum.");
+            return;
+        }
+
         let repr_translated;
         let repr = match self.repr().map(|repr| ctx.resolve_type(repr)) {
             Some(repr)

diff --git a/bindgen/ir/enum_ty.rs b/bindgen/ir/enum_ty.rs
@@ -150,7 +150,7 @@ impl Enum {
         Ok(Enum::new(repr, variants))
     }
 
-    fn is_matching_enum(
+    pub(crate) fn is_matching_enum(
         &self,
         ctx: &BindgenContext,
         enums: &RegexSet,