/*
 * call-seq:
 *    res.status()
 *
 * Returns the status of the query. The status value is one of:
 * * +EMPTY_QUERY+
 * * +COMMAND_OK+
 * * +TUPLES_OK+
 * * +COPY_OUT+
 * * +COPY_IN+
 */
static VALUE
pgresult_status(obj)
    VALUE obj;
{
    int status;

    status = PQresultStatus(get_pgresult(obj));
    return INT2NUM(status);
}