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pma: implement bt_state_close to a sufficient degree

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This commit is contained in:
barter-simsum 2023-12-07 18:40:27 -05:00
parent a3f23f1f9d
commit 3eb0b3a5d5
1 changed files with 22 additions and 3 deletions
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25
rust/ares_pma/c-src/btree.c
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@ -1514,6 +1514,20 @@ _nlist_new(BT_state *state)
return BT_SUCC;
}
static int
_nlist_delete(BT_state *state)
{
BT_nlistnode *head, *prev;
head = prev = state->nlist;
while (head->next) {
prev = head;
head = head->next;
free(prev);
}
state->nlist = 0;
return BT_SUCC;
}
static BT_nlistnode *
_nlist_read_prev(BT_nlistnode *head, BT_nlistnode *curr)
{
@ -2469,14 +2483,19 @@ int
bt_state_close(BT_state *state)
{
int rc;
if (state->data_fd != -1) CLOSE_FD(state->data_fd);
bt_sync(state);
_mlist_delete(state);
_flist_delete(state);
_nlist_delete(state);
/* ;;: wip delete the file because we haven't implemented persistence yet */
if (!SUCC(rc = remove(state->path)))
if ((rc = munmap(state->map, BT_ADDRSIZE)) != 0) {
rc = errno;
return rc;
}
if (state->data_fd != -1) CLOSE_FD(state->data_fd);
ZERO(state, sizeof *state);
return BT_SUCC;
}