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Commit 7d9a9fd9 authored by monty@mysql.com's avatar monty@mysql.com
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Added missing return statement

parent 8b72dde8
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Showing with 72 additions and 62 deletions
sql/sql_delete.cc
View file @ 7d9a9fd9
......@@ -254,9 +254,9 @@ int mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds, SQL_LIST *order,
*/
int mysql_prepare_delete(THD *thd, TABLE_LIST *table_list, Item **conds)
{
TABLE_LIST *delete_table_list=
(TABLE_LIST*)thd->lex->select_lex.table_list.first;
DBUG_ENTER(" mysql_prepare_delete");
TABLE_LIST *delete_table_list= ((TABLE_LIST*) thd->lex->
select_lex.table_list.first);
DBUG_ENTER("mysql_prepare_delete");
if (setup_conds(thd, delete_table_list, conds) ||
setup_ftfuncs(&thd->lex->select_lex))
......@@ -267,6 +267,7 @@ int mysql_prepare_delete(THD *thd, TABLE_LIST *table_list, Item **conds)
my_error(ER_UPDATE_TABLE_USED, MYF(0), table_list->real_name);
DBUG_RETURN(-1);
}
DBUG_RETURN(0);
}
......
sql/sql_lex.cc
View file @ 7d9a9fd9
......@@ -1636,17 +1636,21 @@ void st_select_lex::print_limit(THD *thd, String *str)
/*
Unlink first table from global table list and first must outer select list
(lex->select_lex)
Unlink first table from global table list and first table from outer select
list (lex->select_lex)
SYNOPSIS
unlink_first_table()
tables - global table list
global_first - save first global table passed using this parameter
local_first - save first local table passed using this parameter
tables Global table list
global_first Save first global table here
local_first Save first local table here
NORES
global_first & local_first are used to save result for link_first_table_back
RETURN
global list without first table
*/
TABLE_LIST *st_lex::unlink_first_table(TABLE_LIST *tables,
TABLE_LIST **global_first,
......@@ -1655,16 +1659,15 @@ TABLE_LIST *st_lex::unlink_first_table(TABLE_LIST *tables,
*global_first= tables;
*local_first= (TABLE_LIST*)select_lex.table_list.first;
/*
exclude from global table list
Exclude from global table list
*/
tables= tables->next;
/*
and from local list if it is not the same
*/
if (&select_lex != all_selects_list)
select_lex.table_list.first= (gptr)(*local_first)->next;
else
select_lex.table_list.first= (gptr)tables;
select_lex.table_list.first= ((&select_lex != all_selects_list) ?
(gptr) (*local_first)->next :
(gptr) tables);
(*global_first)->next= 0;
return tables;
}
......@@ -1675,9 +1678,9 @@ TABLE_LIST *st_lex::unlink_first_table(TABLE_LIST *tables,
SYNOPSIS
link_first_table_back()
tables - global table list
global_first - save first global table
local_first - save first local table
tables Global table list
global_first Saved first global table
local_first Saved first local table
RETURN
global list
......
sql/sql_parse.cc
View file @ 7d9a9fd9
......@@ -2136,8 +2136,7 @@ mysql_execute_command(THD *thd)
if (grant_option)
{
/* Check that the first table has CREATE privilege */
bool error= check_grant(thd, CREATE_ACL, tables, 0, 1, 0);
if (error)
if (check_grant(thd, CREATE_ACL, tables, 0, 1, 0))
goto error;
}
if (strlen(tables->real_name) > NAME_LEN)
......@@ -2638,14 +2637,14 @@ mysql_execute_command(THD *thd)
{
TABLE_LIST *aux_tables=
(TABLE_LIST *)thd->lex->auxilliary_table_list.first;
TABLE_LIST *target_tbl;
uint table_count;
multi_delete *result;
if ((res= multi_delete_precheck(thd, tables, &table_count)))
break;
// condition will be TRUE on SP re esexcuting
/* condition will be TRUE on SP re-excuting */
if (select_lex->item_list.elements != 0)
select_lex->item_list.empty();
if (add_item_to_list(thd, new Item_null()))
......@@ -3387,18 +3386,18 @@ mysql_execute_command(THD *thd)
0 - OK
1 - access denied, error is sent to client
*/
int check_one_table_access(THD *thd, ulong privilege,
TABLE_LIST *tables)
int check_one_table_access(THD *thd, ulong privilege, TABLE_LIST *tables)
{
if (check_access(thd, privilege, tables->db, &tables->grant.privilege,0,0))
return 1;
// Show only 1 table for check_grant
/* Show only 1 table for check_grant */
if (grant_option && check_grant(thd, privilege, tables, 0, 1, 0))
return 1;
// check rights on tables of subselect (if exists)
/* Check rights on tables of subselect (if exists) */
TABLE_LIST *subselects_tables;
if ((subselects_tables= tables->next))
{
......@@ -3851,6 +3850,7 @@ void mysql_init_multi_delete(LEX *lex)
When you modify mysql_parse(), you may need to mofify
mysql_test_parse_for_slave() in this same file.
*/
void mysql_parse(THD *thd, char *inBuf, uint length)
{
DBUG_ENTER("mysql_parse");
......@@ -4928,14 +4928,15 @@ int mysql_drop_index(THD *thd, TABLE_LIST *table_list, List<Alter_drop> &drop)
SYNOPSIS
multi_update_precheck()
thd - thread handler
tables - global table list
thd Thread handler
tables Global table list
RETURN VALUE
0 - OK
1 - error (message is sent to user)
-1 - error (message is not sent to user)
0 OK
1 Error (message is sent to user)
-1 Error (message is not sent to user)
*/
int multi_update_precheck(THD *thd, TABLE_LIST *tables)
{
DBUG_ENTER("multi_update_precheck");
......@@ -5016,14 +5017,14 @@ int multi_update_precheck(THD *thd, TABLE_LIST *tables)
SYNOPSIS
multi_delete_precheck()
thd - thread handler
tables - global table list
table_count - pointer to table counter
thd Thread handler
tables Global table list
table_count Pointer to table counter
RETURN VALUE
0 - OK
1 - error (message is sent to user)
-1 - error (message is not sent to user)
0 OK
1 error (message is sent to user)
-1 error (message is not sent to user)
*/
int multi_delete_precheck(THD *thd, TABLE_LIST *tables, uint *table_count)
{
......@@ -5083,14 +5084,15 @@ int multi_delete_precheck(THD *thd, TABLE_LIST *tables, uint *table_count)
SYNOPSIS
multi_delete_precheck()
thd - thread handler
tables - global table list
thd Thread handler
tables Global table list
RETURN VALUE
0 - OK
1 - error (message is sent to user)
-1 - error (message is not sent to user)
0 OK
1 Error (message is sent to user)
-1 Error (message is not sent to user)
*/
int insert_select_precheck(THD *thd, TABLE_LIST *tables)
{
DBUG_ENTER("insert_select_precheck");
......@@ -5109,14 +5111,15 @@ int insert_select_precheck(THD *thd, TABLE_LIST *tables)
SYNOPSIS
update_precheck()
thd - thread handler
tables - global table list
thd Thread handler
tables Global table list
RETURN VALUE
0 - OK
1 - error (message is sent to user)
-1 - error (message is not sent to user)
0 OK
1 Error (message is sent to user)
-1 Error (message is not sent to user)
*/
int update_precheck(THD *thd, TABLE_LIST *tables)
{
DBUG_ENTER("update_precheck");
......@@ -5135,20 +5138,21 @@ int update_precheck(THD *thd, TABLE_LIST *tables)
SYNOPSIS
delete_precheck()
thd - thread handler
tables - global table list
thd Thread handler
tables Global table list
RETURN VALUE
0 - OK
1 - error (message is sent to user)
-1 - error (message is not sent to user)
0 OK
1 error (message is sent to user)
-1 error (message is not sent to user)
*/
int delete_precheck(THD *thd, TABLE_LIST *tables)
{
DBUG_ENTER("delete_precheck");
if (check_one_table_access(thd, DELETE_ACL, tables))
DBUG_RETURN(1);
// Set privilege for the WHERE clause
/* Set privilege for the WHERE clause */
tables->grant.want_privilege=(SELECT_ACL & ~tables->grant.privilege);
DBUG_RETURN(0);
}
......@@ -5159,14 +5163,15 @@ int delete_precheck(THD *thd, TABLE_LIST *tables)
SYNOPSIS
insert_precheck()
thd - thread handler
tables - global table list
thd Thread handler
tables Global table list
RETURN VALUE
0 - OK
1 - error (message is sent to user)
-1 - error (message is not sent to user)
0 OK
1 error (message is sent to user)
-1 error (message is not sent to user)
*/
int insert_precheck(THD *thd, TABLE_LIST *tables, bool update)
{
LEX *lex= thd->lex;
......@@ -5192,15 +5197,16 @@ int insert_precheck(THD *thd, TABLE_LIST *tables, bool update)
SYNOPSIS
create_table_precheck()
thd - thread handler
tables - global table list
create_table - table which will be created
thd Thread handler
tables Global table list
create_table Table which will be created
RETURN VALUE
0 - OK
1 - error (message is sent to user)
-1 - error (message is not sent to user)
0 OK
1 Error (message is sent to user)
-1 Error (message is not sent to user)
*/
int create_table_precheck(THD *thd, TABLE_LIST *tables,
TABLE_LIST *create_table)
{
......
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