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Merge work.mysql.com:/home/bk/mysql-4.1

Browse source 
into myvenu.com:/home/venu/bk/src-4.1
This commit is contained in:
venu@myvenu.com 2003-01-27 10:50:25 -08:00
commit 1c4c824bec
18 changed files with 157 additions and 151 deletions
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19
mysql-test/r/row.result
View file

@ -1,6 +1,6 @@
drop table if exists t1;
select row(1,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3));
row(1,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3))
select (1,2,3) IN ((3,2,3), (1,2,3), (1,3,3));
(1,2,3) IN ((3,2,3), (1,2,3), (1,3,3))
1
select row(10,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3));
row(10,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3))
@ -32,14 +32,23 @@ NULL
select row('b',1.5,3) IN (row('b',NULL,4), row('a',1.5,3), row(1,3,3));
row('b',1.5,3) IN (row('b',NULL,4), row('a',1.5,3), row(1,3,3))
0
select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,4)));
row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,4)))
select (1,2,(3,4)) IN ((3,2,(3,4)), (1,2,(3,4)));
(1,2,(3,4)) IN ((3,2,(3,4)), (1,2,(3,4)))
1
select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,4));
Cardinality error (more/less than 2 columns)
select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)));
row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)))
NULL
SELECT (1,2,3)=(0,NULL,3);
(1,2,3)=(0,NULL,3)
0
SELECT (1,2,3)=(1,NULL,3);
(1,2,3)=(1,NULL,3)
NULL
SELECT (1,2,3)=(1,NULL,0);
(1,2,3)=(1,NULL,0)
NULL
SELECT ROW(1,2,3)=ROW(1,2,3);
ROW(1,2,3)=ROW(1,2,3)
1
@ -132,4 +141,6 @@ select 1 from t1 where ROW(1,1);
Cardinality error (more/less than 1 columns)
select count(*) from t1 order by ROW(1,1);
Cardinality error (more/less than 1 columns)
select count(*) from t1 having (1,1) order by i;
Cardinality error (more/less than 1 columns)
drop table t1;

17
mysql-test/t/row.test
View file

@ -3,7 +3,7 @@
drop table if exists t1;
--enable_warnings
select row(1,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3));
select (1,2,3) IN ((3,2,3), (1,2,3), (1,3,3));
select row(10,2,3) IN (row(3,2,3), row(1,2,3), row(1,3,3));
select row(1,2,3) IN (row(3,NULL,3), row(1,2,3), row(1,3,3));
select row(10,2,3) IN (row(3,NULL,3), row(1,2,3), row(1,3,3));
@ -14,11 +14,16 @@ select row('a',1.5,3) IN (row(3,NULL,3), row('a',1.5,3), row(1,3,3));
select row('b',1.5,3) IN (row(3,NULL,3), row('a',1.5,3), row(1,3,3));
select row('b',1.5,3) IN (row('b',NULL,3), row('a',1.5,3), row(1,3,3));
select row('b',1.5,3) IN (row('b',NULL,4), row('a',1.5,3), row(1,3,3));
select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,4)));
select (1,2,(3,4)) IN ((3,2,(3,4)), (1,2,(3,4)));
-- error 1239
select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,4));
select row(1,2,row(3,4)) IN (row(3,2,row(3,4)), row(1,2,row(3,NULL)));
SELECT (1,2,3)=(0,NULL,3);
SELECT (1,2,3)=(1,NULL,3);
# here's something for Sanja to fix :)
SELECT (1,2,3)=(1,NULL,0);
SELECT ROW(1,2,3)=ROW(1,2,3);
SELECT ROW(2,2,3)=ROW(1+1,2,3);
SELECT ROW(1,2,3)=ROW(1+1,2,3);
@ -58,9 +63,7 @@ create table t1 (i int);
select 1 from t1 where ROW(1,1);
-- error 1239
select count(*) from t1 order by ROW(1,1);
#TODO remove comments after parser fixing
#-- error 1239
#select count(*) from t1 order by i having (1,1);
#-- error 1239
#select 1 from t1 limit (1,1), (1,1);
-- error 1239
select count(*) from t1 having (1,1) order by i;
drop table t1;

51
sql/field.cc
View file

@ -1652,11 +1652,10 @@ int Field_long::store(const char *from,uint len,CHARSET_INFO *cs)
long tmp;
int error= 0;
char *end;
/* TODO: Make multi-byte-character safe */
while (len && my_isspace(cs,*from))
{
len--; from++;
}
tmp= cs->scan(cs, from, from+len, MY_SEQ_SPACES);
len-= tmp;
from+= tmp;
my_errno=0;
if (unsigned_flag)
{
@ -1910,11 +1909,10 @@ int Field_longlong::store(const char *from,uint len,CHARSET_INFO *cs)
longlong tmp;
int error= 0;
char *end;
/* TODO: Make multi byte safe */
while (len && my_isspace(cs,*from))
{ // For easy error check
len--; from++;
}
tmp= cs->scan(cs, from, from+len, MY_SEQ_SPACES);
len-= tmp;
from+= tmp;
my_errno=0;
if (unsigned_flag)
{
@ -3878,14 +3876,6 @@ void Field_datetime::sql_type(String &res) const
int Field_string::store(const char *from,uint length,CHARSET_INFO *cs)
{
int error= 0;
#ifdef USE_TIS620
if (!binary()) {
ThNormalize((uchar *)ptr, field_length, (uchar *)from, length);
if (length < field_length) {
bfill(ptr + length, field_length - length, ' ');
}
}
#else
if (length <= field_length)
{
memcpy(ptr,from,length);
@ -3909,7 +3899,6 @@ int Field_string::store(const char *from,uint length,CHARSET_INFO *cs)
}
}
}
#endif /* USE_TIS620 */
return error;
}
@ -4062,12 +4051,6 @@ uint Field_string::max_packed_col_length(uint max_length)
int Field_varstring::store(const char *from,uint length,CHARSET_INFO *cs)
{
int error= 0;
#ifdef USE_TIS620
if (!binary())
{
ThNormalize((uchar *) ptr+2, field_length, (uchar *) from, length);
}
#else
if (length > field_length)
{
length=field_length;
@ -4075,7 +4058,6 @@ int Field_varstring::store(const char *from,uint length,CHARSET_INFO *cs)
error= 1;
}
memcpy(ptr+2,from,length);
#endif /* USE_TIS620 */
int2store(ptr, length);
return error;
}
@ -4376,28 +4358,11 @@ int Field_blob::store(const char *from,uint len,CHARSET_INFO *cs)
}
else
{
#ifdef USE_TIS620
char *th_ptr=0;
#endif
Field_blob::store_length(len);
if (table->copy_blobs || len <= MAX_FIELD_WIDTH)
{ // Must make a copy
#ifdef USE_TIS620
if (!binary())
{
/* If there isn't enough memory, use original string */
if ((th_ptr=(char * ) my_malloc(sizeof(char) * len,MYF(0))))
{
ThNormalize((uchar *) th_ptr, len, (uchar *) from, len);
from= (const char*) th_ptr;
}
}
#endif /* USE_TIS620 */
value.copy(from,len,charset());
from=value.ptr();
#ifdef USE_TIS620
my_free(th_ptr,MYF(MY_ALLOW_ZERO_PTR));
#endif
}
bmove(ptr+packlength,(char*) &from,sizeof(char*));
}

2
sql/item.h
View file

@ -580,12 +580,12 @@ public:
#include "spatial.h"
#include "item_sum.h"
#include "item_func.h"
#include "item_row.h"
#include "item_cmpfunc.h"
#include "item_strfunc.h"
#include "item_timefunc.h"
#include "item_uniq.h"
#include "item_subselect.h"
#include "item_row.h"
class Item_copy_string :public Item
{

68
sql/item_cmpfunc.cc
View file

@ -392,51 +392,44 @@ longlong Item_func_strcmp::val_int()
return !value ? 0 : (value < 0 ? (longlong) -1 : (longlong) 1);
}
void Item_func_interval::fix_length_and_dec()
{
bool nums=1;
uint i;
for (i=0 ; i < arg_count ; i++)
if (row->cols() > 8)
{
if (!args[i])
return; // End of memory
if (args[i]->type() != Item::INT_ITEM &&
args[i]->type() != Item::REAL_ITEM)
bool consts=1;
for (uint i=1 ; consts && i < row->cols() ; i++)
{
nums=0;
break;
consts&= row->el(i)->const_item();
}
}
if (nums && arg_count >= 8)
{
if ((intervals=(double*) sql_alloc(sizeof(double)*arg_count)))
if (consts &&
(intervals=(double*) sql_alloc(sizeof(double)*(row->cols()-1))))
{
for (i=0 ; i < arg_count ; i++)
intervals[i]=args[i]->val();
for (uint i=1 ; i < row->cols(); i++)
intervals[i-1]=row->el(i)->val();
}
}
maybe_null= 0;
max_length= 2;
used_tables_cache|=item->used_tables();
}
/*
return -1 if null value,
0 if lower than lowest
1 - arg_count if between args[n] and args[n+1]
arg_count+1 if higher than biggest argument
1 - arg_count-1 if between args[n] and args[n+1]
arg_count if higher than biggest argument
*/
longlong Item_func_interval::val_int()
{
double value=item->val();
if (item->null_value)
return -1; // -1 if null /* purecov: inspected */
double value=row->el(0)->val();
if (row->el(0)->null_value)
return -1; // -1 if null
if (intervals)
{ // Use binary search to find interval
uint start,end;
start=0; end=arg_count-1;
start=1; end=row->cols()-2;
while (start != end)
{
uint mid=(start+end+1)/2;
@ -447,31 +440,14 @@ longlong Item_func_interval::val_int()
}
return (value < intervals[start]) ? 0 : start+1;
}
if (args[0]->val() > value)
return 0;
for (uint i=1 ; i < arg_count ; i++)
uint i;
for (i=1 ; i < row->cols() ; i++)
{
if (args[i]->val() > value)
return i;
if (row->el(i)->val() > value)
return i-1;
}
return (longlong) arg_count;
}
void Item_func_interval::update_used_tables()
{
Item_func::update_used_tables();
item->update_used_tables();
used_tables_cache|=item->used_tables();
const_item_cache&=item->const_item();
}
bool Item_func_interval::check_loop(uint id)
{
DBUG_ENTER("Item_func_interval::check_loop");
if (Item_func::check_loop(id))
DBUG_RETURN(1);
DBUG_RETURN(item->check_loop(id));
return i-1;
}
void Item_func_between::fix_length_and_dec()

19
sql/item_cmpfunc.h
View file

@ -267,27 +267,14 @@ public:
class Item_func_interval :public Item_int_func
{
Item *item;
Item_row *row;
double *intervals;
public:
Item_func_interval(Item *a,List<Item> &list)
:Item_int_func(list),item(a),intervals(0) {}
Item_func_interval(Item_row *a)
:Item_int_func(a),row(a),intervals(0) { allowed_arg_cols= a->cols(); }
longlong val_int();
bool fix_fields(THD *thd, struct st_table_list *tlist, Item **ref)
{
return (item->fix_fields(thd, tlist, &item) || item->check_cols(1) ||
Item_func::fix_fields(thd, tlist, ref));
}
void fix_length_and_dec();
~Item_func_interval() { delete item; }
const char *func_name() const { return "interval"; }
void update_used_tables();
bool check_loop(uint id);
void set_outer_resolving()
{
item->set_outer_resolving();
Item_func::set_outer_resolving();
}
};

7
sql/item_strfunc.cc
View file

@ -2014,9 +2014,8 @@ String *Item_func_conv_charset::val_str(String *str)
d0=d=(unsigned char*)str->ptr();
de=d+dmaxlen;
while (s < se && d < de)
while (1)
{
cnvres=from->mb_wc(from,&wc,s,se);
if (cnvres>0)
{
@ -2089,8 +2088,8 @@ String *Item_func_conv_charset3::val_str(String *str)
d0=d=(unsigned char*)str->ptr();
de=d+dmaxlen;
while (s < se && d < de){
while (1)
{
cnvres=from_charset->mb_wc(from_charset,&wc,s,se);
if (cnvres>0)
{

2
sql/sql_string.cc
View file

@ -706,7 +706,7 @@ copy_and_convert(char *to, uint32 to_length, CHARSET_INFO *to_cs,
char *to_start= to;
uchar *to_end= (uchar*) to+to_length;
while ((uchar*) from < from_end)
while (1)
{
if ((cnvres=from_cs->mb_wc(from_cs, &wc, (uchar*) from, from_end)) > 0)
from+= cnvres;

72
sql/sql_yacc.yy
View file

@ -587,7 +587,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b,int *yystacksize);
literal text_literal insert_ident order_ident
simple_ident select_item2 expr opt_expr opt_else sum_expr in_sum_expr
table_wild opt_pad no_in_expr expr_expr simple_expr no_and_expr
using_list expr_or_default set_expr_or_default
using_list expr_or_default set_expr_or_default interval_expr
param_marker singlerow_subselect singlerow_subselect_init
exists_subselect exists_subselect_init
@ -1928,10 +1928,10 @@ expr_expr:
| expr '^' expr { $$= new Item_func_bit_xor($1,$3); }
| expr '&' expr { $$= new Item_func_bit_and($1,$3); }
| expr '%' expr { $$= new Item_func_mod($1,$3); }
| expr '+' INTERVAL_SYM expr interval
{ $$= new Item_date_add_interval($1,$4,$5,0); }
| expr '-' INTERVAL_SYM expr interval
{ $$= new Item_date_add_interval($1,$4,$5,1); }
| expr '+' interval_expr interval
{ $$= new Item_date_add_interval($1,$3,$4,0); }
| expr '-' interval_expr interval
{ $$= new Item_date_add_interval($1,$3,$4,1); }
| expr COLLATE_SYM collation_name
{ $$= new Item_func_set_collation($1,$3); };
@ -1975,10 +1975,10 @@ no_in_expr:
| no_in_expr '&' expr { $$= new Item_func_bit_and($1,$3); }
| no_in_expr '%' expr { $$= new Item_func_mod($1,$3); }
| no_in_expr MOD_SYM expr { $$= new Item_func_mod($1,$3); }
| no_in_expr '+' INTERVAL_SYM expr interval
{ $$= new Item_date_add_interval($1,$4,$5,0); }
| no_in_expr '-' INTERVAL_SYM expr interval
{ $$= new Item_date_add_interval($1,$4,$5,1); }
| no_in_expr '+' interval_expr interval
{ $$= new Item_date_add_interval($1,$3,$4,0); }
| no_in_expr '-' interval_expr interval
{ $$= new Item_date_add_interval($1,$3,$4,1); }
| simple_expr;
/* expressions that begin with 'expr' that does NOT follow AND */
@ -2030,12 +2030,16 @@ no_and_expr:
| no_and_expr '&' expr { $$= new Item_func_bit_and($1,$3); }
| no_and_expr '%' expr { $$= new Item_func_mod($1,$3); }
| no_and_expr MOD_SYM expr { $$= new Item_func_mod($1,$3); }
| no_and_expr '+' INTERVAL_SYM expr interval
{ $$= new Item_date_add_interval($1,$4,$5,0); }
| no_and_expr '-' INTERVAL_SYM expr interval
{ $$= new Item_date_add_interval($1,$4,$5,1); }
| no_and_expr '+' interval_expr interval
{ $$= new Item_date_add_interval($1,$3,$4,0); }
| no_and_expr '-' interval_expr interval
{ $$= new Item_date_add_interval($1,$3,$4,1); }
| simple_expr;
interval_expr:
INTERVAL_SYM expr { $$=$2; }
;
simple_expr:
simple_ident
| literal
@ -2061,8 +2065,11 @@ simple_expr:
| NOT expr %prec NEG { $$= new Item_func_not($2); }
| '!' expr %prec NEG { $$= new Item_func_not($2); }
| '(' expr ')' { $$= $2; }
/* Note: In SQL-99 "ROW" is optional, but not having it mandatory
causes conflicts with the INTERVAL syntax. */
| '(' expr ',' expr_list ')'
{
$4->push_front($2);
$$= new Item_row(*$4);
}
| ROW_SYM '(' expr ',' expr_list ')'
{
$5->push_front($3);
@ -2118,10 +2125,10 @@ simple_expr:
$$= new Item_func_curtime($3);
Lex->safe_to_cache_query=0;
}
| DATE_ADD_INTERVAL '(' expr ',' INTERVAL_SYM expr interval ')'
{ $$= new Item_date_add_interval($3,$6,$7,0); }
| DATE_SUB_INTERVAL '(' expr ',' INTERVAL_SYM expr interval ')'
{ $$= new Item_date_add_interval($3,$6,$7,1); }
| DATE_ADD_INTERVAL '(' expr ',' interval_expr interval ')'
{ $$= new Item_date_add_interval($3,$5,$6,0); }
| DATE_SUB_INTERVAL '(' expr ',' interval_expr interval ')'
{ $$= new Item_date_add_interval($3,$5,$6,1); }
| DATABASE '(' ')'
{
$$= new Item_func_database();
@ -2181,14 +2188,21 @@ simple_expr:
{ $$= new Item_func_if($3,$5,$7); }
| INSERT '(' expr ',' expr ',' expr ',' expr ')'
{ $$= new Item_func_insert($3,$5,$7,$9); }
| INTERVAL_SYM expr interval '+' expr
| interval_expr interval '+' expr
/* we cannot put interval before - */
{ $$= new Item_date_add_interval($5,$2,$3,0); }
| INTERVAL_SYM '(' expr ',' expr_list ')'
{ $$= new Item_func_interval($3,* $5); }
{ $$= new Item_date_add_interval($4,$1,$2,0); }
| interval_expr
{
if ($1->type() != Item::ROW_ITEM)
{
send_error(Lex->thd, ER_SYNTAX_ERROR);
YYABORT;
}
$$= new Item_func_interval((Item_row *)$1);
}
| LAST_INSERT_ID '(' ')'
{
$$= get_system_var(OPT_SESSION, "last_insert_id", 14,
$$= get_system_var(OPT_SESSION, "last_insert_id", 14,
"last_insert_id()");
}
| LAST_INSERT_ID '(' expr ')'
@ -2243,10 +2257,10 @@ simple_expr:
| MPOLYFROMTEXT '(' expr ',' expr ')'
{ $$= new Item_func_geometry_from_text($3); }
| MULTIPOINT '(' expr_list ')'
{ $$= new Item_func_spatial_collection(* $3,
{ $$= new Item_func_spatial_collection(* $3,
Geometry::wkbMultiPoint, Geometry::wkbPoint); }
| MULTIPOLYGON '(' expr_list ')'
{ $$= new Item_func_spatial_collection(* $3,
{ $$= new Item_func_spatial_collection(* $3,
Geometry::wkbMultiPolygon, Geometry::wkbPolygon ); }
| NOW_SYM optional_braces
{ $$= new Item_func_now(); Lex->safe_to_cache_query=0;}
@ -2265,7 +2279,7 @@ simple_expr:
| POLYFROMTEXT '(' expr ',' expr ')'
{ $$= new Item_func_geometry_from_text($3); }
| POLYGON '(' expr_list ')'
{ $$= new Item_func_spatial_collection(* $3,
{ $$= new Item_func_spatial_collection(* $3,
Geometry::wkbPolygon, Geometry::wkbLineString); }
| POSITION_SYM '(' no_in_expr IN_SYM expr ')'
{ $$ = new Item_func_locate($5,$3); }
@ -2425,7 +2439,7 @@ in_sum_expr:
};
cast_type:
BINARY { $$=ITEM_CAST_BINARY; }
BINARY { $$=ITEM_CAST_BINARY; }
| CHAR_SYM { $$=ITEM_CAST_CHAR; }
| SIGNED_SYM { $$=ITEM_CAST_SIGNED_INT; }
| SIGNED_SYM INT_SYM { $$=ITEM_CAST_SIGNED_INT; }
@ -4647,7 +4661,7 @@ subselect_start:
'(' SELECT_SYM
{
LEX *lex=Lex;
if (((int)lex->sql_command >= (int)SQLCOM_HA_OPEN &&
if (((int)lex->sql_command >= (int)SQLCOM_HA_OPEN &&
lex->sql_command <= (int)SQLCOM_HA_READ) || lex->sql_command == (int)SQLCOM_KILL) {
send_error(lex->thd, ER_SYNTAX_ERROR);
YYABORT;

6
strings/ctype-big5.c
View file

@ -6175,6 +6175,9 @@ my_wc_mb_big5(CHARSET_INFO *cs __attribute__((unused)),
int code;
if (s >= e)
return MY_CS_TOOSMALL;
if(wc<0x80)
{
s[0]=wc;
@ -6200,6 +6203,9 @@ my_mb_wc_big5(CHARSET_INFO *cs __attribute__((unused)),
int hi=s[0];
if (s >= e)
return MY_CS_TOOFEW(0);
if(hi<0x80)
{
pwc[0]=hi;

6
strings/ctype-bin.c
View file

@ -96,6 +96,9 @@ static int my_mb_wc_bin(CHARSET_INFO *cs __attribute__((unused)),
const unsigned char *str,
const unsigned char *end __attribute__((unused)))
{
if (str >= end)
return MY_CS_TOOFEW(0);
*wc=str[0];
return 1;
}
@ -105,6 +108,9 @@ static int my_wc_mb_bin(CHARSET_INFO *cs __attribute__((unused)),
unsigned char *s,
unsigned char *e __attribute__((unused)))
{
if (s >= e)
return MY_CS_TOOSMALL;
if (wc < 256)
{
s[0]= (char) wc;

6
strings/ctype-euc_kr.c
View file

@ -8593,6 +8593,9 @@ my_wc_mb_euc_kr(CHARSET_INFO *cs __attribute__((unused)),
{
int code;
if (s >= e)
return MY_CS_TOOSMALL;
if (wc<0x80)
{
s[0]=wc;
@ -8618,6 +8621,9 @@ my_mb_wc_euc_kr(CHARSET_INFO *cs __attribute__((unused)),
int hi=s[0];
if (s >= e)
return MY_CS_TOOFEW(0);
if (hi<0x80)
{
pwc[0]=hi;

6
strings/ctype-gb2312.c
View file

@ -5643,6 +5643,9 @@ my_wc_mb_gb2312(CHARSET_INFO *cs __attribute__((unused)),
{
int code;
if (s >= e)
return MY_CS_TOOSMALL;
if (wc<0x80)
{
s[0]=wc;
@ -5668,6 +5671,9 @@ my_mb_wc_gb2312(CHARSET_INFO *cs __attribute__((unused)),
hi=s[0];
if (s >= e)
return MY_CS_TOOFEW(0);
if(hi<0x80)
{
pwc[0]=hi;

6
strings/ctype-gbk.c
View file

@ -9829,6 +9829,9 @@ my_wc_mb_gbk(CHARSET_INFO *cs __attribute__((unused)),
{
int code;
if (s >= e)
return MY_CS_TOOSMALL;
if (wc<0x80)
{
s[0]=wc;
@ -9852,6 +9855,9 @@ my_mb_wc_gbk(CHARSET_INFO *cs __attribute__((unused)),
{
int hi;
if (s >= e)
return MY_CS_TOOFEW(0);
hi=s[0];
if (hi<0x80)

6
strings/ctype-simple.c
View file

@ -106,6 +106,9 @@ int my_mb_wc_8bit(CHARSET_INFO *cs,my_wc_t *wc,
const unsigned char *str,
const unsigned char *end __attribute__((unused)))
{
if (str >= end)
return MY_CS_TOOFEW(0);
*wc=cs->tab_to_uni[*str];
return (!wc[0] && str[0]) ? MY_CS_ILSEQ : 1;
}
@ -116,6 +119,9 @@ int my_wc_mb_8bit(CHARSET_INFO *cs,my_wc_t wc,
{
MY_UNI_IDX *idx;
if (str >= end)
return MY_CS_TOOSMALL;
for (idx=cs->tab_from_uni; idx->tab ; idx++)
{
if (idx->from <= wc && idx->to >= wc)

6
strings/ctype-sjis.c
View file

@ -4420,6 +4420,9 @@ my_wc_mb_sjis(CHARSET_INFO *cs __attribute__((unused)),
{
int code;
if (s >= e)
return MY_CS_TOOSMALL;
if(wc<0x80)
{
s[0]=wc;
@ -4442,6 +4445,9 @@ my_mb_wc_sjis(CHARSET_INFO *cs __attribute__((unused)),
my_wc_t *pwc, const uchar *s, const uchar *e){
int hi=s[0];
if (s >= e)
return MY_CS_TOOFEW(0);
if(hi<0x80)
{
pwc[0]=hi;

3
strings/ctype-ujis.c
View file

@ -8350,6 +8350,9 @@ my_wc_mb_euc_jp(CHARSET_INFO *c,my_wc_t wc, unsigned char *s, unsigned char *e)
unsigned char buf[2];
unsigned char c1;
int ret,jp;
if (s >= e)
return MY_CS_TOOSMALL;
if (wc<0x80)
{

6
strings/ctype-utf8.c
View file

@ -1586,6 +1586,9 @@ static int my_utf8_uni (CHARSET_INFO *cs __attribute__((unused)) ,
{
unsigned char c = s[0];
if (s >= e)
return MY_CS_TOOFEW(0);
if (c < 0x80)
{
*pwc = c;
@ -1688,6 +1691,9 @@ static int my_uni_utf8 (CHARSET_INFO *cs __attribute__((unused)) ,
{
int count;
if (r >= e)
return MY_CS_TOOSMALL;
if (wc < 0x80)
count = 1;
else if (wc < 0x800)