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/* iterate through the list using a list entry, with safety against removal */ #define LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, list, type, field) \ for ((cursor) = LIST_ENTRY((list)->next, type, field), \ (cursor2) = LIST_ENTRY((cursor)->field.next, type, field); \ &(cursor)->field != (list); \ (cursor) = (cursor2), \ (cursor2) = LIST_ENTRY((cursor)->field.next, type, field))

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/* iterate through the list using a list entry, with safety against removal */ #define LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, list, type, field) \ for ((cursor) = LIST_ENTRY((list)->next, type, field), \ (cursor2) = LIST_ENTRY((cursor)->field.next, type, field); \ &(cursor)->field != (list); \ (cursor) = (cursor2), \ (cursor2) = LIST_ENTRY((cursor)->field.next, type, field))
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Cassandra Granade 🏳️‍⚧️ (xgranade@wandering.shop)'s status on Thursday, 19-Dec-2024 03:35:33 JST Cassandra Granade 🏳️‍⚧️

This shouldn't need to be a macro in a library. I'm glad that the Wine folks wrote it, but it shouldn't have to be up to library authors to make sure that a for-each loop works correctly.

In conversation about 2 months ago from wandering.shop permalink