Merge shellback.(none):/home/msvensson/mysql/mysql-5.1

typedef struct system_status_var SSV;

/*

  The handler class is the interface for dynamically loadable

  storage engines. Do not add ifdefs and take care when adding or

  changing virtual functions to avoid vtable confusion

 */

class handler :public Sql_alloc

{

#ifdef WITH_PARTITION_STORAGE_ENGINE

  friend class ha_partition;

#endif

 protected:

  struct st_table_share *table_share;   /* The table definition */

  struct st_table *table;               /* The current open table */

  virtual const char *table_type() const =0;

  virtual const char **bas_ext() const =0;

  virtual ulong table_flags(void) const =0;

#ifdef WITH_PARTITION_STORAGE_ENGINE

  virtual int get_default_no_partitions(ulonglong max_rows) { return 1;}

  virtual void set_auto_partitions(partition_info *part_info) { return; }

  virtual bool get_no_parts(const char *name,

    return 0;

  }

  virtual void set_part_info(partition_info *part_info) {return;}

#endif

  virtual ulong index_flags(uint idx, uint part, bool all_parts) const =0;

  virtual int add_index(TABLE *table_arg, KEY *key_info, uint num_of_keys)