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Lines Matching defs:root

312 	/* Create a root page if new tree. */
343  * NROOT -- Create the root of a new tree.
354 	PAGE *meta, *root;
357 	if ((root = mpool_get(t->bt_mp, 1, 0)) != NULL) {
358 		if (root->lower == 0 &&
359 		    root->pgno == 0 &&
360 		    root->linp[0] == 0) {
361 			mpool_delete(t->bt_mp, root);
364 			mpool_put(t->bt_mp, root, 0);
375 	if ((root = mpool_newf(t->bt_mp, &npg, MPOOL_PAGE_NEXT)) == NULL)
380 	root->pgno = npg;
381 	root->prevpg = root->nextpg = P_INVALID;
382 	root->lower = BTDATAOFF;
383 	root->upper = t->bt_psize;
384 	root->flags = P_BLEAF;
387 	mpool_put(t->bt_mp, root, MPOOL_DIRTY);