Method scan_next

storage/perfschema/pfs_buffer_container.h:366–388

private:
  value_type* scan_next(uint & index, uint * found_index)
  {
    assert(index <= m_max);

    value_type *pfs_first= m_array.get_first();
    value_type *pfs= pfs_first + index;
    value_type *pfs_last= m_array.get_last();

    while (pfs < pfs_last)
    {
      if (pfs->m_lock.is_populated())
      {
        uint found= pfs - pfs_first;
        *found_index= found;
        index= found + 1;
        return pfs;
      }
      pfs++;
    }

    index= m_max;
    return NULL;
  }

  ulong m_max;
  array_type m_array;