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Merge mysql.com:/home/jimw/my/mysql-4.1-clean

Browse source 
into  mysql.com:/home/jimw/my/mysql-5.0-clean


extra/perror.c:
  Auto merged
include/my_global.h:
  Auto merged
mysql-test/r/ps_1general.result:
  Auto merged
mysql-test/r/ps_2myisam.result:
  Auto merged
mysql-test/r/ps_3innodb.result:
  Auto merged
mysql-test/r/ps_4heap.result:
  Auto merged
mysql-test/r/ps_5merge.result:
  Auto merged
mysql-test/r/ps_6bdb.result:
  Auto merged
mysql-test/r/ps_7ndb.result:
  Auto merged
mysql-test/r/select.result:
  Auto merged
ndb/src/mgmsrv/ConfigInfo.cpp:
  Auto merged
ndb/src/mgmsrv/main.cpp:
  Auto merged
sql/des_key_file.cc:
  Auto merged
sql/field_conv.cc:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/item_strfunc.cc:
  Auto merged
sql/item_timefunc.cc:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
tests/mysql_client_test.c:
  Auto merged
mysql-test/t/select.test:
  Resolve conflicts
scripts/mysqld_safe.sh:
  Resolve conflict
sql/item.cc:
  Resolve conflict, don't return FIELD_TYPE_BLOB since VARCHAR
  can be longer in 5.0 than 4.1.
sql/log_event.cc:
  Resolve conflict
sql/mysql_priv.h:
  Resolve conflict
sql/mysqld.cc:
  Remove incorrect fix (merge from 4.1)
sql/sql_show.cc:
  Resolve conflict
This commit is contained in:
unknown 2005-07-19 11:05:49 -07:00
commit e9c64ae296
27 changed files with 329 additions and 266 deletions
Download patch file Download diff file Expand all files Collapse all files

106
sql/item_strfunc.cc
View file

@ -335,19 +335,20 @@ null:
void Item_func_concat::fix_length_and_dec()
{
max_length=0;
ulonglong max_result_length= 0;
if (agg_arg_charsets(collation, args, arg_count, MY_COLL_ALLOW_CONV))
return;
for (uint i=0 ; i < arg_count ; i++)
max_length+=args[i]->max_length;
max_result_length+= args[i]->max_length;
if (max_length > MAX_BLOB_WIDTH)
if (max_result_length >= MAX_BLOB_WIDTH)
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
max_result_length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
max_length= (ulong) max_result_length;
}
/*
@ -378,9 +379,6 @@ String *Item_func_des_encrypt::val_str(String *str)
if (arg_count == 1)
{
/* Make sure LOCK_des_key_file was initialized. */
init_des_key_file();
/* Protect against someone doing FLUSH DES_KEY_FILE */
VOID(pthread_mutex_lock(&LOCK_des_key_file));
keyschedule= des_keyschedule[key_number=des_default_key];
@ -391,10 +389,6 @@ String *Item_func_des_encrypt::val_str(String *str)
key_number= (uint) args[1]->val_int();
if (key_number > 9)
goto error;
/* Make sure LOCK_des_key_file was initialized. */
init_des_key_file();
VOID(pthread_mutex_lock(&LOCK_des_key_file));
keyschedule= des_keyschedule[key_number];
VOID(pthread_mutex_unlock(&LOCK_des_key_file));
@ -482,9 +476,6 @@ String *Item_func_des_decrypt::val_str(String *str)
if (!(current_thd->master_access & SUPER_ACL) || key_number > 9)
goto error;
/* Make sure LOCK_des_key_file was initialized. */
init_des_key_file();
VOID(pthread_mutex_lock(&LOCK_des_key_file));
keyschedule= des_keyschedule[key_number];
VOID(pthread_mutex_unlock(&LOCK_des_key_file));
@ -658,7 +649,7 @@ null:
void Item_func_concat_ws::fix_length_and_dec()
{
max_length=0;
ulonglong max_result_length;
if (agg_arg_charsets(collation, args, arg_count, MY_COLL_ALLOW_CONV))
return;
@ -668,15 +659,16 @@ void Item_func_concat_ws::fix_length_and_dec()
it is done on parser level in sql_yacc.yy
so, (arg_count - 2) is safe here.
*/
max_length= args[0]->max_length * (arg_count - 2);
max_result_length= (ulonglong) args[0]->max_length * (arg_count - 2);
for (uint i=1 ; i < arg_count ; i++)
max_length+=args[i]->max_length;
max_result_length+=args[i]->max_length;
if (max_length > MAX_BLOB_WIDTH)
if (max_result_length >= MAX_BLOB_WIDTH)
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
max_result_length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
max_length= (ulong) max_result_length;
}
@ -855,18 +847,19 @@ null:
void Item_func_replace::fix_length_and_dec()
{
max_length=args[0]->max_length;
ulonglong max_result_length= args[0]->max_length;
int diff=(int) (args[2]->max_length - args[1]->max_length);
if (diff > 0 && args[1]->max_length)
{ // Calculate of maxreplaces
uint max_substrs= max_length/args[1]->max_length;
max_length+= max_substrs * (uint) diff;
ulonglong max_substrs= max_result_length/args[1]->max_length;
max_result_length+= max_substrs * (uint) diff;
}
if (max_length > MAX_BLOB_WIDTH)
if (max_result_length >= MAX_BLOB_WIDTH)
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
max_result_length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
max_length= (ulong) max_result_length;
if (agg_arg_charsets(collation, args, 3, MY_COLL_CMP_CONV))
return;
@ -914,18 +907,22 @@ null:
void Item_func_insert::fix_length_and_dec()
{
Item *cargs[2];
ulonglong max_result_length;
cargs[0]= args[0];
cargs[1]= args[3];
if (agg_arg_charsets(collation, cargs, 2, MY_COLL_ALLOW_CONV))
return;
args[0]= cargs[0];
args[3]= cargs[1];
max_length=args[0]->max_length+args[3]->max_length;
if (max_length > MAX_BLOB_WIDTH)
max_result_length= ((ulonglong) args[0]->max_length+
(ulonglong) args[3]->max_length);
if (max_result_length >= MAX_BLOB_WIDTH)
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
max_result_length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
max_length= (ulong) max_result_length;
}
@ -2001,17 +1998,19 @@ void Item_func_repeat::fix_length_and_dec()
collation.set(args[0]->collation);
if (args[1]->const_item())
{
max_length=(long) (args[0]->max_length * args[1]->val_int());
if (max_length >= MAX_BLOB_WIDTH)
ulonglong max_result_length= ((ulonglong) args[0]->max_length *
args[1]->val_int());
if (max_result_length >= MAX_BLOB_WIDTH)
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
max_result_length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
max_length= (ulong) max_result_length;
}
else
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
max_length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
}
@ -2066,6 +2065,7 @@ err:
void Item_func_rpad::fix_length_and_dec()
{
Item *cargs[2];
cargs[0]= args[0];
cargs[1]= args[2];
if (agg_arg_charsets(collation, cargs, 2, MY_COLL_ALLOW_CONV))
@ -2074,18 +2074,20 @@ void Item_func_rpad::fix_length_and_dec()
args[2]= cargs[1];
if (args[1]->const_item())
{
uint32 length= (uint32) args[1]->val_int() * collation.collation->mbmaxlen;
max_length=max(args[0]->max_length,length);
if (max_length >= MAX_BLOB_WIDTH)
ulonglong length= ((ulonglong) args[1]->val_int() *
collation.collation->mbmaxlen);
length= max((ulonglong) args[0]->max_length, length);
if (length >= MAX_BLOB_WIDTH)
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
max_length= (ulong) length;
}
else
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
max_length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
}
@ -2160,18 +2162,20 @@ void Item_func_lpad::fix_length_and_dec()
if (args[1]->const_item())
{
uint32 length= (uint32) args[1]->val_int() * collation.collation->mbmaxlen;
max_length=max(args[0]->max_length,length);
if (max_length >= MAX_BLOB_WIDTH)
ulonglong length= ((ulonglong) args[1]->val_int() *
collation.collation->mbmaxlen);
length= max((ulonglong) args[0]->max_length, length);
if (length >= MAX_BLOB_WIDTH)
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
max_length= (ulong) length;
}
else
{
max_length=MAX_BLOB_WIDTH;
maybe_null=1;
max_length= MAX_BLOB_WIDTH;
maybe_null= 1;
}
}