diff options
Diffstat (limited to 'sql/sql_prepare.cc')
| -rw-r--r-- | sql/sql_prepare.cc | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/sql/sql_prepare.cc b/sql/sql_prepare.cc index e5d7514d9f5..09ae0acc6ad 100644 --- a/sql/sql_prepare.cc +++ b/sql/sql_prepare.cc @@ -1330,7 +1330,7 @@ static int mysql_test_update(Prepared_statement *stmt, if (mysql_prepare_update(thd, table_list, &select->where, select->order_list.elements, - (ORDER *) select->order_list.first)) + select->order_list.first)) goto error; #ifndef NO_EMBEDDED_ACCESS_CHECKS @@ -1845,11 +1845,10 @@ error: static int mysql_insert_select_prepare_tester(THD *thd) { SELECT_LEX *first_select= &thd->lex->select_lex; - TABLE_LIST *second_table= ((TABLE_LIST*)first_select->table_list.first)-> - next_local; + TABLE_LIST *second_table= first_select->table_list.first->next_local; /* Skip first table, which is the table we are inserting in */ - first_select->table_list.first= (uchar *) second_table; + first_select->table_list.first= second_table; thd->lex->select_lex.context.table_list= thd->lex->select_lex.context.first_name_resolution_table= second_table; @@ -1886,7 +1885,7 @@ static bool mysql_test_insert_select(Prepared_statement *stmt, return 1; /* store it, because mysql_insert_select_prepare_tester change it */ - first_local_table= (TABLE_LIST *)lex->select_lex.table_list.first; + first_local_table= lex->select_lex.table_list.first; DBUG_ASSERT(first_local_table != 0); res= @@ -1894,7 +1893,7 @@ static bool mysql_test_insert_select(Prepared_statement *stmt, &mysql_insert_select_prepare_tester, OPTION_SETUP_TABLES_DONE); /* revert changes made by mysql_insert_select_prepare_tester */ - lex->select_lex.table_list.first= (uchar*) first_local_table; + lex->select_lex.table_list.first= first_local_table; return res; } @@ -2404,10 +2403,10 @@ void reinit_stmt_before_use(THD *thd, LEX *lex) DBUG_ASSERT(sl->join == 0); ORDER *order; /* Fix GROUP list */ - for (order= (ORDER *)sl->group_list.first; order; order= order->next) + for (order= sl->group_list.first; order; order= order->next) order->item= &order->item_ptr; /* Fix ORDER list */ - for (order= (ORDER *)sl->order_list.first; order; order= order->next) + for (order= sl->order_list.first; order; order= order->next) order->item= &order->item_ptr; /* clear the no_error flag for INSERT/UPDATE IGNORE */ @@ -2451,7 +2450,7 @@ void reinit_stmt_before_use(THD *thd, LEX *lex) (multi-delete). We do a full clean up, although at the moment all we need to clean in the tables of MULTI-DELETE list is 'table' member. */ - for (TABLE_LIST *tables= (TABLE_LIST*) lex->auxiliary_table_list.first; + for (TABLE_LIST *tables= lex->auxiliary_table_list.first; tables; tables= tables->next_global) { @@ -2945,7 +2944,9 @@ Execute_sql_statement::execute_server_code(THD *thd) if (alloc_query(thd, m_sql_text.str, m_sql_text.length)) return TRUE; - Parser_state parser_state(thd, thd->query(), thd->query_length()); + Parser_state parser_state; + if (parser_state.init(thd, thd->query(), thd->query_length())) + return TRUE; parser_state.m_lip.multi_statements= FALSE; lex_start(thd); @@ -3185,14 +3186,23 @@ bool Prepared_statement::prepare(const char *packet, uint packet_len) old_stmt_arena= thd->stmt_arena; thd->stmt_arena= this; - Parser_state parser_state(thd, thd->query(), thd->query_length()); + Parser_state parser_state; + if (parser_state.init(thd, thd->query(), thd->query_length())) + { + thd->restore_backup_statement(this, &stmt_backup); + thd->restore_active_arena(this, &stmt_backup); + thd->stmt_arena= old_stmt_arena; + DBUG_RETURN(TRUE); + } + parser_state.m_lip.stmt_prepare_mode= TRUE; parser_state.m_lip.multi_statements= FALSE; + lex_start(thd); error= parse_sql(thd, & parser_state, NULL) || - thd->is_error() || - init_param_array(this); + thd->is_error() || + init_param_array(this); lex->set_trg_event_type_for_tables(); |