/*
* kvs_cursor_remove --
* WT_CURSOR::remove method.
*/
static int
kvs_cursor_remove(WT_CURSOR *wt_cursor)
{
CURSOR *cursor;
WT_SESSION *session;
int ret;
cursor = (CURSOR *)wt_cursor;
session = cursor->session;
ret = 0;
/*
* WiredTiger's "remove" of a bitfield is really an update with a value
* of a single byte of zero.
*/
if (cursor->config_bitfield) {
wt_cursor->value.size = 1;
wt_cursor->value.data = "\0";
return (kvs_cursor_update(wt_cursor));
}
if ((ret = copyin_key(wt_cursor)) != 0)
return (ret);
if ((ret = kvs_del(cursor->data_source->kvs, &cursor->record)) == 0)
return (0);
if (ret == KVS_E_KEY_NOT_FOUND)
return (WT_NOTFOUND);
ERET(session, WT_ERROR, "kvs_del: %s", kvs_strerror(ret));
}
static int
kvs_cursor_remove(WT_CURSOR *wtcursor)
{
CURSOR_SOURCE *cursor;
DBC *dbc;
DBT *key, *value;
WT_EXTENSION_API *wt_api;
WT_SESSION *session;
int ret = 0;
session = wtcursor->session;
cursor = (CURSOR_SOURCE *)wtcursor;
wt_api = cursor->wt_api;
dbc = cursor->dbc;
key = &cursor->key;
value = &cursor->value;
/*
* WiredTiger's "remove" of a bitfield is really an update with a value
* of a single byte of zero.
*/
if (cursor->config_bitfield) {
wtcursor->value.size = 1;
wtcursor->value.data = "\0";
return (kvs_cursor_update(wtcursor));
}
if ((ret = copyin_key(wtcursor)) != 0)
return (ret);
if ((ret = dbc->get(dbc, key, value, DB_SET)) != 0) {
if (ret == DB_NOTFOUND || ret == DB_KEYEMPTY)
return (WT_NOTFOUND);
ERET(wt_api,
session, WT_ERROR, "DbCursor.get: %s", db_strerror(ret));
}
if ((ret = dbc->del(dbc, 0)) != 0)
ERET(wt_api,
session, WT_ERROR, "DbCursor.del: %s", db_strerror(ret));
return (0);
}
