diff --git a/src/nvim/lib/queue.h b/src/nvim/lib/queue.h index 3e73ef584e..fc322978b0 100644 --- a/src/nvim/lib/queue.h +++ b/src/nvim/lib/queue.h @@ -24,77 +24,71 @@ typedef struct _queue { struct _queue *prev; } QUEUE; -// Private macros. -#define _QUEUE_NEXT(q) ((q)->next) -#define _QUEUE_PREV(q) ((q)->prev) -#define _QUEUE_PREV_NEXT(q) (_QUEUE_NEXT(_QUEUE_PREV(q))) -#define _QUEUE_NEXT_PREV(q) (_QUEUE_PREV(_QUEUE_NEXT(q))) - // Public macros. #define QUEUE_DATA(ptr, type, field) \ ((type *)((char *)(ptr) - offsetof(type, field))) #define QUEUE_FOREACH(q, h) \ for ( /* NOLINT(readability/braces) */ \ - (q) = _QUEUE_NEXT(h); (q) != (h); (q) = _QUEUE_NEXT(q)) + (q) = (h)->next; (q) != (h); (q) = (q)->next) // ffi.cdef is unable to swallow `bool` in place of `int` here. static inline int QUEUE_EMPTY(const QUEUE *const q) FUNC_ATTR_ALWAYS_INLINE FUNC_ATTR_PURE FUNC_ATTR_WARN_UNUSED_RESULT { - return q == _QUEUE_NEXT(q); + return q == q->next; } -#define QUEUE_HEAD _QUEUE_NEXT +#define QUEUE_HEAD(q) (q)->next static inline void QUEUE_INIT(QUEUE *const q) FUNC_ATTR_ALWAYS_INLINE { - _QUEUE_NEXT(q) = q; - _QUEUE_PREV(q) = q; + q->next = q; + q->prev = q; } static inline void QUEUE_ADD(QUEUE *const h, QUEUE *const n) FUNC_ATTR_ALWAYS_INLINE { - _QUEUE_PREV_NEXT(h) = _QUEUE_NEXT(n); - _QUEUE_NEXT_PREV(n) = _QUEUE_PREV(h); - _QUEUE_PREV(h) = _QUEUE_PREV(n); - _QUEUE_PREV_NEXT(h) = h; + h->prev->next = n->next; + n->next->prev = h->prev; + h->prev = n->prev; + h->prev->next = h; } static inline void QUEUE_SPLIT(QUEUE *const h, QUEUE *const q, QUEUE *const n) FUNC_ATTR_ALWAYS_INLINE { - _QUEUE_PREV(n) = _QUEUE_PREV(h); - _QUEUE_PREV_NEXT(n) = n; - _QUEUE_NEXT(n) = q; - _QUEUE_PREV(h) = _QUEUE_PREV(q); - _QUEUE_PREV_NEXT(h) = h; - _QUEUE_PREV(q) = n; + n->prev = h->prev; + n->prev->next = n; + n->next = q; + h->prev = q->prev; + h->prev->next = h; + q->prev = n; } static inline void QUEUE_INSERT_HEAD(QUEUE *const h, QUEUE *const q) FUNC_ATTR_ALWAYS_INLINE { - _QUEUE_NEXT(q) = _QUEUE_NEXT(h); - _QUEUE_PREV(q) = h; - _QUEUE_NEXT_PREV(q) = q; - _QUEUE_NEXT(h) = q; + q->next = h->next; + q->prev = h; + q->next->prev = q; + h->next = q; } static inline void QUEUE_INSERT_TAIL(QUEUE *const h, QUEUE *const q) FUNC_ATTR_ALWAYS_INLINE { - _QUEUE_NEXT(q) = h; - _QUEUE_PREV(q) = _QUEUE_PREV(h); - _QUEUE_PREV_NEXT(q) = q; - _QUEUE_PREV(h) = q; + q->next = h; + q->prev = h->prev; + q->prev->next = q; + h->prev = q; } static inline void QUEUE_REMOVE(QUEUE *const q) FUNC_ATTR_ALWAYS_INLINE { - _QUEUE_PREV_NEXT(q) = _QUEUE_NEXT(q); - _QUEUE_NEXT_PREV(q) = _QUEUE_PREV(q); + q->prev->next = q->next; + q->next->prev = q->prev; } #endif // NVIM_LIB_QUEUE_H