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Fix splits, cursor navigation, newpage flags

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This commit is contained in:
Howard Chu 2011-06-28 02:40:46 -07:00
parent 11e80dae63
commit cd57e9741f
1 changed files with 12 additions and 5 deletions
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17
libraries/libmdb/mdb.c
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@ -1123,8 +1123,15 @@ mdb_search_page_root(MDB_db *bt, MDB_val *key,
if (cursor && cursor_push_page(cursor, mp) == NULL)
return MDB_FAIL;
if (modify && (rc = mdb_touch(bt->md_env->me_txn, mpp)))
return rc;
if (modify) {
MDB_dhead *dh = ((MDB_dhead *)mp)-1;
if (rc = mdb_touch(bt->md_env->me_txn, mpp))
return rc;
dh = ((MDB_dhead *)mpp->mp_page)-1;
dh->md_parent = mpp->mp_parent;
dh->md_pi = mpp->mp_pi;
}
mp = mpp->mp_page;
}
@ -1295,10 +1302,10 @@ mdb_sibling(MDB_cursor *cursor, int move_right)
}
assert(IS_BRANCH(parent->mp_page));
#if 0
indx = NODEPTR(parent->mp_page, parent->mp_ki);
if ((mp = mdbenv_get_page(cursor->bt, indx->n_pgno)) == NULL)
if ((mp = mdbenv_get_page(cursor->mc_db->md_env, indx->mn_pgno)) == NULL)
return MDB_FAIL;
#if 0
mp->parent = parent->mp_page;
mp->parent_index = parent->mp_ki;
#endif
@ -1492,7 +1499,7 @@ mdbenv_new_page(MDB_env *env, uint32_t flags, int num)
env->me_txn->mt_next_pgno, env->me_head.mh_psize);
if ((dp = mdb_newpage(env->me_txn, NULL, 0, num)) == NULL)
return NULL;
dp->p.mp_flags = flags;
dp->p.mp_flags = flags | P_DIRTY;
dp->p.mp_lower = PAGEHDRSZ;
dp->p.mp_upper = env->me_head.mh_psize;