Finalize storage engine plugins

Give BerkeleyDB savepoints
Remove "enum db_type" from most of the code


storage/example/ha_example.h:
  Rename: sql/examples/ha_example.h -> storage/example/ha_example.h
storage/csv/ha_tina.h:
  Rename: sql/examples/ha_tina.h -> storage/csv/ha_tina.h
config/ac-macros/storage.m4:
  if hton name is "no", then we don't install it as a builtin
configure.in:
  pluggable changes
include/plugin.h:
  version field
mysql-test/r/bdb.result:
  savepoint results copied from innodb test
mysql-test/r/information_schema.result:
  PLUGINS information schema
mysql-test/r/information_schema_db.result:
  PLUGINS information schema
mysql-test/t/bdb.test:
  savepoint test copied from innodb test
sql/Makefile.am:
  tina and example are not here anymore
sql/authors.h:
  minor tweek
sql/ha_archive.cc:
  remove unwanted handlerton entries
sql/ha_berkeley.cc:
  remove unwanted handlerton entries
  support for savepoints
  changes to show logs
sql/ha_blackhole.cc:
  remove unwanted handlerton entries
sql/ha_federated.cc:
  remove unwanted handlerton entries
sql/ha_heap.cc:
  remove unwanted handlerton entries
sql/ha_innodb.cc:
  remove unwanted handlerton entries
  changes for show status
sql/ha_myisam.cc:
  remove unwanted handlerton entries
sql/ha_myisammrg.cc:
  remove unwanted handlerton entries
sql/ha_ndbcluster.cc:
  remove unwanted handlerton entries
  changes to stat_print
sql/ha_partition.cc:
  remove unwanted handlerton entries
  bye bye enum db_type
sql/ha_partition.h:
  bye bye enum db_type
sql/handler.cc:
  remove unwanted handlerton entries
  bye bye enum db_type
sql/handler.h:
  remove unwanted handlerton entries
  bye bye enum db_type
  changes to stat_print_fn
sql/item_sum.cc:
  bye bye enum db_type
sql/log.cc:
  remove unwanted handlerton entries
sql/mysql_priv.h:
  bye bye enum db_type
sql/mysqld.cc:
  bye bye enum db_type
  reorder plugin initialization
sql/set_var.cc:
  bye bye enum db_type
sql/set_var.h:
  bye bye enum db_type
sql/sql_base.cc:
  bye bye enum db_type
sql/sql_cache.cc:
  bye bye enum db_type
sql/sql_class.h:
  bye bye enum db_type
sql/sql_delete.cc:
  bye bye enum db_type
sql/sql_insert.cc:
  bye bye enum db_type
sql/sql_lex.h:
  show plugin
sql/sql_parse.cc:
  bye bye enum db_type
sql/sql_partition.cc:
  bye bye enum db_type
sql/sql_plugin.cc:
  loadable storage engines
sql/sql_plugin.h:
  loadable storage engines
sql/sql_rename.cc:
  bye bye enum db_type
sql/sql_select.cc:
  bye bye enum db_type
sql/sql_show.cc:
  SHOW PLUGIN
  PLUGINS information schema
  changes to show engines
sql/sql_table.cc:
  bye bye enum db_type
sql/sql_view.cc:
  bye bye enum db_type
sql/sql_view.h:
  bye bye enum db_type
sql/sql_yacc.yy:
  bye bye enum db_type
sql/table.cc:
  bye bye enum db_type
sql/table.h:
  bye bye enum db_type
sql/unireg.cc:
  bye bye enum db_type
storage/csv/ha_tina.cc:
  make tina into a loadable plugin
storage/example/ha_example.cc:
  make into a plugin
storage/csv/Makefile.am:
  New BitKeeper file ``storage/csv/Makefile.am''
storage/example/Makefile.am:
  New BitKeeper file ``storage/example/Makefile.am''

1 files changed, 0 insertions, 130 deletions

diff --git a/sql/examples/ha_tina.h b/sql/examples/ha_tina.h
deleted file mode 100644
index c46750fb703..00000000000
--- a/sql/examples/ha_tina.h
+++ /dev/null
@@ -1,130 +0,0 @@
-/* Copyright (C) 2003 MySQL AB
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
-   (at your option) any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <my_dir.h>
-
-#define DEFAULT_CHAIN_LENGTH 512
-
-typedef struct st_tina_share {
-  char *table_name;
-  byte *mapped_file;                /* mapped region of file */
-  uint table_name_length,use_count;
-  MY_STAT file_stat;                /* Stat information for the data file */
-  File data_file;                   /* Current open data file */
-  pthread_mutex_t mutex;
-  THR_LOCK lock;
-} TINA_SHARE;
-
-typedef struct tina_set {
-	off_t begin;
-	off_t end;
-};
-
-class ha_tina: public handler
-{
-  THR_LOCK_DATA lock;      /* MySQL lock */
-  TINA_SHARE *share;       /* Shared lock info */
-  off_t current_position;  /* Current position in the file during a file scan */
-  off_t next_position;     /* Next position in the file scan */
-  byte byte_buffer[IO_SIZE];
-  String buffer;
-  /*
-    The chain contains "holes" in the file, occured because of
-    deletes/updates. It is used in rnd_end() to get rid of them
-    in the end of the query.
-  */
-  tina_set chain_buffer[DEFAULT_CHAIN_LENGTH];
-  tina_set *chain;
-  tina_set *chain_ptr;
-  byte chain_alloced;
-  uint32 chain_size;
-  bool records_is_known;
-
-public:
-  ha_tina(TABLE_SHARE *table_arg);
-  ~ha_tina() 
-  {
-    if (chain_alloced)
-      my_free((gptr)chain,0);
-  }
-  const char *table_type() const { return "CSV"; }
-  const char *index_type(uint inx) { return "NONE"; }
-  const char **bas_ext() const;
-  ulong table_flags() const
-  {
-    return (HA_REC_NOT_IN_SEQ | HA_NOT_EXACT_COUNT | 
-      HA_NO_AUTO_INCREMENT );
-  }
-  ulong index_flags(uint idx, uint part, bool all_parts) const
-  {
-    /* We will never have indexes so this will never be called(AKA we return zero) */
-    return 0;
-  }
-  uint max_record_length() const { return HA_MAX_REC_LENGTH; }
-  uint max_keys()          const { return 0; }
-  uint max_key_parts()     const { return 0; }
-  uint max_key_length()    const { return 0; }
-  /*
-     Called in test_quick_select to determine if indexes should be used.
-   */
-  virtual double scan_time() { return (double) (records+deleted) / 20.0+10; }
-  /* The next method will never be called */
-  virtual bool fast_key_read() { return 1;}
-  /* 
-    TODO: return actual upper bound of number of records in the table.
-    (e.g. save number of records seen on full table scan and/or use file size
-    as upper bound)
-  */
-  ha_rows estimate_rows_upper_bound() { return HA_POS_ERROR; }
-
-  int open(const char *name, int mode, uint test_if_locked);
-  int close(void);
-  int write_row(byte * buf);
-  int update_row(const byte * old_data, byte * new_data);
-  int delete_row(const byte * buf);
-  int index_read(byte * buf, const byte * key,
-      uint key_len, enum ha_rkey_function find_flag);
-  int index_read_idx(byte * buf, uint idx, const byte * key,
-      uint key_len, enum ha_rkey_function find_flag);
-  int index_next(byte * buf);
-  int index_prev(byte * buf);
-  int index_first(byte * buf);
-  int index_last(byte * buf);
-  int rnd_init(bool scan=1);
-  int rnd_next(byte *buf);
-  int rnd_pos(byte * buf, byte *pos);
-  int rnd_end();
-  void position(const byte *record);
-  void info(uint);
-  int extra(enum ha_extra_function operation);
-  int reset(void);
-  int external_lock(THD *thd, int lock_type);
-  int delete_all_rows(void);
-  int create(const char *name, TABLE *form, HA_CREATE_INFO *create_info);
-
-  THR_LOCK_DATA **store_lock(THD *thd, THR_LOCK_DATA **to,
-      enum thr_lock_type lock_type);
-
-  /* The following methods were added just for TINA */
-  int encode_quote(byte *buf);
-  int find_current_row(byte *buf);
-  int chain_append();
-};
-
-int tina_end(ha_panic_function type);
-