[libc-commits] [libc] [libc] Read multiple interfaces per netlink message in if_nameindex (PR #213952)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- libc/src/net/linux/if_nameindex_impl.h libc/test/src/net/linux/if_nameindex_test.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/libc/src/net/linux/if_nameindex_impl.h b/libc/src/net/linux/if_nameindex_impl.h
index eac01efde..5cea8aca4 100644
--- a/libc/src/net/linux/if_nameindex_impl.h
+++ b/libc/src/net/linux/if_nameindex_impl.h
@@ -184,9 +184,8 @@ LIBC_INLINE ErrorOr<struct if_nameindex *> if_nameindex() {
   // TODO: Read more than one message.
   // TODO: Deduplicate interfaces to handle restarts.
   BlockStore<detail::InterfaceEntry, 16> store;
-  cpp::scope_exit destroy_store([&store]() {
-    BlockStore<detail::InterfaceEntry, 16>::destroy(&store);
-  });
+  cpp::scope_exit destroy_store(
+      [&store]() { BlockStore<detail::InterfaceEntry, 16>::destroy(&store); });
 
   if (ErrorOr<int> parse_res = detail::parse_netlink_messages(
           {buf, static_cast<size_t>(*recv_res)}, store);

``````````

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https://github.com/llvm/llvm-project/pull/213952