diff --git a/sql/sql_plugin.cc b/sql/sql_plugin.cc index 37301751d03..ad521cb2ff7 100644 --- a/sql/sql_plugin.cc +++ b/sql/sql_plugin.cc @@ -210,6 +210,11 @@ static void reap_plugins(void); /* declared in set_var.cc */ extern sys_var *intern_find_sys_var(const char *str, uint length, bool no_error); +#ifdef EMBEDDED_LIBRARY +/* declared in sql_base.cc */ +extern bool check_if_table_exists(THD *thd, TABLE_LIST *table, bool *exists); +#endif /* EMBEDDED_LIBRARY */ + /**************************************************************************** Value type thunks, allows the C world to play in the C++ world @@ -1299,6 +1304,9 @@ static void plugin_load(MEM_ROOT *tmp_root, int *argc, char **argv) READ_RECORD read_record_info; int error; THD *new_thd; +#ifdef EMBEDDED_LIBRARY + bool table_exists; +#endif /* EMBEDDED_LIBRARY */ DBUG_ENTER("plugin_load"); if (!(new_thd= new THD)) @@ -1315,6 +1323,20 @@ static void plugin_load(MEM_ROOT *tmp_root, int *argc, char **argv) tables.alias= tables.table_name= (char*)"plugin"; tables.lock_type= TL_READ; tables.db= new_thd->db; + +#ifdef EMBEDDED_LIBRARY + /* + When building an embedded library, if the mysql.plugin table + does not exist, we silently ignore the missing table + */ + pthread_mutex_lock(&LOCK_open); + if (check_if_table_exists(new_thd, &tables, &table_exists)) + table_exists= FALSE; + pthread_mutex_unlock(&LOCK_open); + if (!table_exists) + goto end; +#endif /* EMBEDDED_LIBRARY */ + if (simple_open_n_lock_tables(new_thd, &tables)) { DBUG_PRINT("error",("Can't open plugin table"));