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, 12 insertions, 9 deletions

diff --git a/sql/unireg.cc b/sql/unireg.cc
index ebbf1177953..66be20736e8 100644
--- a/sql/unireg.cc
+++ b/sql/unireg.cc
@@ -35,7 +35,7 @@ static uchar * pack_screens(List<create_field> &create_fields,
 			    uint *info_length, uint *screens, bool small_file);
 static uint pack_keys(uchar *keybuff,uint key_count, KEY *key_info,
                       ulong data_offset);
-static bool pack_header(uchar *forminfo,enum db_type table_type,
+static bool pack_header(uchar *forminfo,enum legacy_db_type table_type,
 			List<create_field> &create_fields,
 			uint info_length, uint screens, uint table_options,
 			ulong data_offset, handler *file);
@@ -43,7 +43,7 @@ static uint get_interval_id(uint *int_count,List<create_field> &create_fields,
 			    create_field *last_field);
 static bool pack_fields(File file, List<create_field> &create_fields,
                         ulong data_offset);
-static bool make_empty_rec(THD *thd, int file, enum db_type table_type,
+static bool make_empty_rec(THD *thd, int file, enum legacy_db_type table_type,
 			   uint table_options,
 			   List<create_field> &create_fields,
 			   uint reclength, ulong data_offset,
@@ -103,7 +103,8 @@ bool mysql_create_frm(THD *thd, const char *file_name,
     create_info->null_bits++;
   data_offset= (create_info->null_bits + 7) / 8;
 
-  if (pack_header(forminfo, create_info->db_type,create_fields,info_length,
+  if (pack_header(forminfo, ha_legacy_type(create_info->db_type),
+                  create_fields,info_length,
 		  screens, create_info->table_options,
                   data_offset, db_file))
   {
@@ -115,7 +116,8 @@ bool mysql_create_frm(THD *thd, const char *file_name,
     thd->net.last_error[0]=0;
     if (!(screen_buff=pack_screens(create_fields,&info_length,&screens,1)))
       DBUG_RETURN(1);
-    if (pack_header(forminfo, create_info->db_type, create_fields,info_length,
+    if (pack_header(forminfo, ha_legacy_type(create_info->db_type),
+                    create_fields,info_length,
 		    screens, create_info->table_options, data_offset, db_file))
     {
       my_free((gptr) screen_buff,MYF(0));
@@ -125,7 +127,7 @@ bool mysql_create_frm(THD *thd, const char *file_name,
   reclength=uint2korr(forminfo+266);
 
   /* Calculate extra data segment length */
-  str_db_type.str= (char *) ha_get_storage_engine(create_info->db_type);
+  str_db_type.str= (char *) ha_resolve_storage_engine_name(create_info->db_type);
   str_db_type.length= strlen(str_db_type.str);
   /* str_db_type */
   create_info->extra_size= (2 + str_db_type.length +
@@ -168,7 +170,7 @@ bool mysql_create_frm(THD *thd, const char *file_name,
 
 #ifdef WITH_PARTITION_STORAGE_ENGINE
   if (part_info)
-    fileinfo[61]= (uchar) part_info->default_engine_type;
+    fileinfo[61]= (uchar) ha_legacy_type(part_info->default_engine_type);
 #endif
   int2store(fileinfo+59,db_file->extra_rec_buf_length());
   if (my_pwrite(file,(byte*) fileinfo,64,0L,MYF_RW) ||
@@ -178,7 +180,8 @@ bool mysql_create_frm(THD *thd, const char *file_name,
   VOID(my_seek(file,
 	       (ulong) uint2korr(fileinfo+6)+ (ulong) key_buff_length,
 	       MY_SEEK_SET,MYF(0)));
-  if (make_empty_rec(thd,file,create_info->db_type,create_info->table_options,
+  if (make_empty_rec(thd,file,ha_legacy_type(create_info->db_type),
+                     create_info->table_options,
 		     create_fields,reclength, data_offset, db_file))
     goto err;
 
@@ -480,7 +483,7 @@ static uint pack_keys(uchar *keybuff, uint key_count, KEY *keyinfo,
 
 	/* Make formheader */
 
-static bool pack_header(uchar *forminfo, enum db_type table_type,
+static bool pack_header(uchar *forminfo, enum legacy_db_type table_type,
 			List<create_field> &create_fields,
                         uint info_length, uint screens, uint table_options,
                         ulong data_offset, handler *file)
@@ -739,7 +742,7 @@ static bool pack_fields(File file, List<create_field> &create_fields,
 
 	/* save an empty record on start of formfile */
 
-static bool make_empty_rec(THD *thd, File file,enum db_type table_type,
+static bool make_empty_rec(THD *thd, File file,enum legacy_db_type table_type,
 			   uint table_options,
 			   List<create_field> &create_fields,
 			   uint reclength,