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e2e582d1fb
duplicate fields removed, st_mysql_storage_engine added to support run-time handlerton initialization (no compiler warnings), handler API is now tied to MySQL version, handlerton->plugin mapping added (slot-based), dummy default_hton removed, plugin-type-specific initialization generalized, built-in plugins are now initialized too, --default-storage-engine no longer needs a list of storage engines in handle_options(). mysql-test-run.pl bugfixes include/mysql/plugin.h: added st_mysql_storage_engine made handlerton tied to MySQL version mysql-test/mysql-test-run.pl: bugfixes (umask, --no-defaults) mysql-test/r/ndb_dd_basic.result: update error message mysql-test/t/partition_mgm_err2.test: fix typo sql/ha_berkeley.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_berkeley.h: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_federated.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_heap.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_innodb.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_innodb.h: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_myisam.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_myisammrg.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_ndbcluster.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_ndbcluster.h: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/ha_ndbcluster_binlog.cc: no 'name' in the handlerton anymore sql/ha_partition.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/handler.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, handlerton->plugin mapping sql/handler.h: handlerton cleanup: remove duplicate fields sql/log.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings sql/mysql_priv.h: handler.h needs plugin.h sql/mysqld.cc: Convert --default-storage-engine to a handlerton* when all storage engines are initialized and not in getopt sql/set_var.cc: no name in the handlerton anymore sql/sql_parse.cc: no default_hton anymore sql/sql_partition.cc: no name in the handlerton anymore sql/sql_plugin.cc: generalize plugin type-specific initialization. initialize built-in plugins too sql/sql_plugin.h: generalize plugin type-specific initialization. sql/sql_show.cc: st_mysql_storage_engine structure no name in the handlerton anymore sql/sql_table.cc: no name in the handlerton anymore no default_hton anymore sql/sql_tablespace.cc: no name in the handlerton anymore no default_hton anymore sql/sql_yacc.yy: no default_hton anymore issue "unknown storage engine" warning where it is discovered storage/archive/ha_archive.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings storage/archive/ha_archive.h: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings storage/blackhole/ha_blackhole.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings storage/csv/ha_tina.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings storage/example/ha_example.cc: handlerton cleanup: remove duplicate fields, add st_mysql_storage_engine, initialize handlerton run-time to avoid compiler warnings
86 lines
2.8 KiB
C
86 lines
2.8 KiB
C
/* Copyright (C) 2005 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef _sql_plugin_h
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#define _sql_plugin_h
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/*
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the following #define adds server-only members to enum_mysql_show_type,
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that is defined in plugin.h
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*/
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#define SHOW_FUNC SHOW_FUNC, SHOW_KEY_CACHE_LONG, SHOW_KEY_CACHE_LONGLONG, \
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SHOW_LONG_STATUS, SHOW_DOUBLE_STATUS, SHOW_HAVE, \
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SHOW_MY_BOOL, SHOW_HA_ROWS, SHOW_SYS, SHOW_LONG_NOFLUSH
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#include <mysql/plugin.h>
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#undef SHOW_FUNC
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typedef enum enum_mysql_show_type SHOW_TYPE;
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typedef struct st_mysql_show_var SHOW_VAR;
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#define MYSQL_ANY_PLUGIN -1
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enum enum_plugin_state
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{
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PLUGIN_IS_FREED= 0,
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PLUGIN_IS_DELETED,
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PLUGIN_IS_UNINITIALIZED,
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PLUGIN_IS_READY
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};
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/* A handle for the dynamic library containing a plugin or plugins. */
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struct st_plugin_dl
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{
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LEX_STRING dl;
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void *handle;
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struct st_mysql_plugin *plugins;
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int version;
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uint ref_count; /* number of plugins loaded from the library */
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};
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/* A handle of a plugin */
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struct st_plugin_int
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{
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LEX_STRING name;
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struct st_mysql_plugin *plugin;
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struct st_plugin_dl *plugin_dl;
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enum enum_plugin_state state;
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uint ref_count; /* number of threads using the plugin */
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};
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typedef int (*plugin_type_init)(struct st_plugin_int *);
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extern char *opt_plugin_dir_ptr;
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extern char opt_plugin_dir[FN_REFLEN];
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extern LEX_STRING plugin_type_names[];
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extern int plugin_init(void);
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extern void plugin_load(void);
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extern void plugin_free(void);
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extern my_bool plugin_is_ready(LEX_STRING *name, int type);
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extern st_plugin_int *plugin_lock(LEX_STRING *name, int type);
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extern void plugin_unlock(struct st_plugin_int *plugin);
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extern my_bool mysql_install_plugin(THD *thd, LEX_STRING *name, LEX_STRING *dl);
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extern my_bool mysql_uninstall_plugin(THD *thd, LEX_STRING *name);
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extern my_bool plugin_register_builtin(struct st_mysql_plugin *plugin);
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typedef my_bool (plugin_foreach_func)(THD *thd,
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st_plugin_int *plugin,
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void *arg);
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extern my_bool plugin_foreach(THD *thd, plugin_foreach_func *func,
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int type, void *arg);
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#endif
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