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Merge mysql.com:/opt/local/work/tmp_merge

into  mysql.com:/opt/local/work/mysql-5.1-runtime
This commit is contained in:
konstantin@mysql.com
2006-06-26 18:49:20 +04:00
7 changed files with 147 additions and 14 deletions

View File

@ -5469,8 +5469,26 @@ bool check_global_access(THD *thd, ulong want_access)
/*
Check the privilege for all used tables. Table privileges are cached
in the table list for GRANT checking
Check the privilege for all used tables.
SYNOPSYS
check_table_access()
thd Thread context
want_access Privileges requested
tables List of tables to be checked
no_errors FALSE/TRUE - report/don't report error to
the client (using my_error() call).
NOTES
Table privileges are cached in the table list for GRANT checking.
This functions assumes that table list used and
thd->lex->query_tables_own_last value correspond to each other
(the latter should be either 0 or point to next_global member
of one of elements of this table list).
RETURN VALUE
FALSE - OK
TRUE - Access denied
*/
bool
@ -7383,14 +7401,28 @@ bool multi_delete_precheck(THD *thd, TABLE_LIST *tables)
SELECT_LEX *select_lex= &thd->lex->select_lex;
TABLE_LIST *aux_tables=
(TABLE_LIST *)thd->lex->auxilliary_table_list.first;
TABLE_LIST **save_query_tables_own_last= thd->lex->query_tables_own_last;
DBUG_ENTER("multi_delete_precheck");
/* sql_yacc guarantees that tables and aux_tables are not zero */
DBUG_ASSERT(aux_tables != 0);
if (check_db_used(thd, tables) || check_db_used(thd,aux_tables) ||
check_table_access(thd,SELECT_ACL, tables,0) ||
check_table_access(thd,DELETE_ACL, aux_tables,0))
check_table_access(thd, SELECT_ACL, tables, 0))
DBUG_RETURN(TRUE);
/*
Since aux_tables list is not part of LEX::query_tables list we
have to juggle with LEX::query_tables_own_last value to be able
call check_table_access() safely.
*/
thd->lex->query_tables_own_last= 0;
if (check_table_access(thd, DELETE_ACL, aux_tables, 0))
{
thd->lex->query_tables_own_last= save_query_tables_own_last;
DBUG_RETURN(TRUE);
}
thd->lex->query_tables_own_last= save_query_tables_own_last;
if ((thd->options & OPTION_SAFE_UPDATES) && !select_lex->where)
{
my_message(ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE,