159 typedef struct closure_avl closure_avl;  typedef
168 struct closure_avl {  struct
171   closure_avl *pList;   /* A linked list of nodes */  argument
172   closure_avl *pBefore; /* Other elements less than id */  argument
173   closure_avl *pAfter;  /* Other elements greater than id */  argument
174   closure_avl *pUp;     /* Parent element */  argument
182 static void closureAvlRecomputeHeight(closure_avl *p){  in closureAvlRecomputeHeight()
197 static closure_avl *closureAvlRotateBefore(closure_avl *pP){  in closureAvlRotateBefore()
198   closure_avl *pB = pP->pBefore;  in closureAvlRotateBefore()
199   closure_avl *pY = pB->pAfter;  in closureAvlRotateBefore()
218 static closure_avl *closureAvlRotateAfter(closure_avl *pP){  in closureAvlRotateAfter()
219   closure_avl *pA = pP->pAfter;  in closureAvlRotateAfter()
220   closure_avl *pY = pA->pBefore;  in closureAvlRotateAfter()
235 static closure_avl **closureAvlFromPtr(closure_avl *p, closure_avl **pp){  in closureAvlFromPtr()
236   closure_avl *pUp = p->pUp;  in closureAvlFromPtr()
246 static closure_avl *closureAvlBalance(closure_avl *p){  in closureAvlBalance()
247   closure_avl *pTop = p;  in closureAvlBalance()
248   closure_avl **pp;  in closureAvlBalance()
252       closure_avl *pB = p->pBefore;  in closureAvlBalance()
257       closure_avl *pA = p->pAfter;  in closureAvlBalance()
271 static closure_avl *closureAvlSearch(closure_avl *p, sqlite3_int64 id){  in closureAvlSearch()
280 static closure_avl *closureAvlFirst(closure_avl *p){  in closureAvlFirst()
287 closure_avl *closureAvlNext(closure_avl *p){  in closureAvlNext()
288   closure_avl *pPrev = 0;  in closureAvlNext()
303 static closure_avl *closureAvlInsert(  in closureAvlInsert()
304   closure_avl **ppHead,  /* Head of the tree */  in closureAvlInsert()
305   closure_avl *pNew      /* New node to be inserted */  in closureAvlInsert()
307   closure_avl *p = *ppHead;  in closureAvlInsert()
344 static void closureAvlDestroy(closure_avl *p, void (*xDestroy)(closure_avl*)){  in closureAvlDestroy()  argument
376   closure_avl *pCurrent;     /* Current element of output */
377   closure_avl *pClosure;     /* The complete closure tree */
382   closure_avl *pFirst;       /* Oldest node on the queue */
383   closure_avl *pLast;        /* Youngest node on the queue */
389 static void queuePush(closure_queue *pQueue, closure_avl *pNode){  in queuePush()
402 static closure_avl *queuePull(closure_queue *pQueue){  in queuePull()
403   closure_avl *p = pQueue->pFirst;  in queuePull()
596   closureAvlDestroy(pCur->pClosure, (void(*)(closure_avl*))sqlite3_free);  in closureClearCursor()
636   closure_avl *pNew = sqlite3_malloc( sizeof(*pNew) );  in closureInsertNode()
668   closure_avl *pAvl;  in closureFilter()