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WL#2936

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"Server Variables for Plugins"
  Implement support for plugins to declare server variables.
  Demonstrate functionality by removing InnoDB specific code from sql/*
  New feature for HASH - HASH_UNIQUE flag
  New feature for DYNAMIC_ARRAY - initializer accepts preallocated ptr.
  Completed support for plugin reference counting.
This commit is contained in:
antony@ppcg5.local
2007-03-02 08:43:45 -08:00
parent 83a5eac0a4
commit dc24473cb2
62 changed files with 4546 additions and 2154 deletions
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14
sql/mysql_priv.h
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@ -546,11 +546,6 @@ inline THD *_current_thd(void)
}
#define current_thd _current_thd()
/* below functions are required for plugins as THD class is opaque */
my_bool thd_in_lock_tables(const THD *thd);
my_bool thd_tablespace_op(const THD *thd);
const char *thd_proc_info(THD *thd, const char *info);
void **thd_ha_data(const THD *thd, const struct handlerton *hton);
/*
External variables
@ -1098,6 +1093,7 @@ int add_status_vars(SHOW_VAR *list);
void remove_status_vars(SHOW_VAR *list);
void init_status_vars();
void free_status_vars();
void reset_status_vars();
/* information schema */
extern LEX_STRING information_schema_name;
@ -1659,6 +1655,7 @@ extern pthread_mutex_t LOCK_server_started;
extern pthread_cond_t COND_server_started;
extern int mysqld_server_started;
extern rw_lock_t LOCK_grant, LOCK_sys_init_connect, LOCK_sys_init_slave;
extern rw_lock_t LOCK_system_variables_hash;
extern pthread_cond_t COND_refresh, COND_thread_count, COND_manager;
extern pthread_cond_t COND_global_read_lock;
extern pthread_attr_t connection_attrib;
@ -1667,7 +1664,7 @@ extern I_List<NAMED_LIST> key_caches;
extern MY_BITMAP temp_pool;
extern String my_empty_string;
extern const String my_null_string;
extern SHOW_VAR init_vars[], status_vars[], internal_vars[];
extern SHOW_VAR status_vars[];
extern struct system_variables global_system_variables;
extern struct system_variables max_system_variables;
extern struct system_status_var global_status_var;
@ -1690,11 +1687,6 @@ extern TYPELIB log_output_typelib;
/* optional things, have_* variables */
extern SHOW_COMP_OPTION have_innodb;
extern SHOW_COMP_OPTION have_csv_db;
extern SHOW_COMP_OPTION have_ndbcluster;
extern SHOW_COMP_OPTION have_partition_db;
extern handlerton *partition_hton;
extern handlerton *myisam_hton;
extern handlerton *heap_hton;