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Some charset code clean-ups

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unknown 2002-11-06 17:01:12 +04:00
parent 245f453383
commit 6d7d19b860
13 changed files with 50 additions and 58 deletions
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7
sql/field.h
View File

@ -198,7 +198,8 @@ public:
uint fill_cache_field(struct st_cache_field *copy);
virtual bool get_date(TIME *ltime,bool fuzzydate);
virtual bool get_time(TIME *ltime);
virtual CHARSET_INFO *charset(void) { return my_charset_bin; }
virtual CHARSET_INFO *charset(void) const { return my_charset_bin; }
virtual void set_charset(CHARSET_INFO *charset) { }
friend bool reopen_table(THD *,struct st_table *,bool);
friend int cre_myisam(my_string name, register TABLE *form, uint options,
ulonglong auto_increment_value);
@ -260,9 +261,9 @@ public:
uint decimals() const { return NOT_FIXED_DEC; }
void make_field(Send_field *);
uint size_of() const { return sizeof(*this); }
CHARSET_INFO *charset(void) { return field_charset; }
CHARSET_INFO *charset(void) const { return field_charset; }
inline void set_charset(CHARSET_INFO *charset) { field_charset=charset; }
void set_charset(CHARSET_INFO *charset) { field_charset=charset; }
bool binary() const { return field_charset->state & MY_CS_BINSORT ? 1 : 0; }
inline int cmp_image(char *buff,uint length)
{

6
sql/field_conv.cc
View File

@ -525,8 +525,7 @@ void field_conv(Field *to,Field *from)
if (!blob->value.is_alloced() &&
from->real_type() != FIELD_TYPE_STRING)
blob->value.copy();
blob->store(blob->value.ptr(),blob->value.length(),
to->binary()?default_charset_info:((Field_str*)to)->charset());
blob->store(blob->value.ptr(),blob->value.length(),to->charset());
return;
}
if ((from->result_type() == STRING_RESULT &&
@ -538,8 +537,7 @@ void field_conv(Field *to,Field *from)
char buff[MAX_FIELD_WIDTH];
String result(buff,sizeof(buff),default_charset_info);
from->val_str(&result,&result);
to->store(result.c_ptr_quick(),result.length(),
to->binary()?default_charset_info:((Field_str*)to)->charset());
to->store(result.c_ptr_quick(),result.length(),to->charset());
// QQ: what to do if "from" and "to" are of dirrent charsets?
}
else if (from->result_type() == REAL_RESULT)

7
sql/filesort.cc
View File

@ -75,7 +75,7 @@ ha_rows filesort(THD *thd, TABLE *table, SORT_FIELD *sortorder, uint s_length,
uchar **sort_keys;
IO_CACHE tempfile, buffpek_pointers, *selected_records_file, *outfile;
SORTPARAM param;
CHARSET_INFO *charset=table->table_charset;
CHARSET_INFO *charset=my_charset_bin;
DBUG_ENTER("filesort");
DBUG_EXECUTE("info",TEST_filesort(sortorder,s_length););
#ifdef SKIP_DBUG_IN_FILESORT
@ -85,8 +85,7 @@ ha_rows filesort(THD *thd, TABLE *table, SORT_FIELD *sortorder, uint s_length,
// BAR TODO: this is not absolutely correct, but OK for now
for(i=0;i<table->fields;i++)
if (!table->field[i]->binary())
charset=((Field_str*)(table->field[i]))->charset();
charset=charset?charset:default_charset_info;
charset=table->field[i]->charset();
// /BAR TODO
outfile= table->io_cache;
@ -930,7 +929,7 @@ sortlength(SORT_FIELD *sortorder, uint s_length)
#ifdef USE_STRCOLL
if (!sortorder->field->binary())
{
CHARSET_INFO *cs=((Field_str*)(sortorder->field))->charset();
CHARSET_INFO *cs=sortorder->field->charset();
if (use_strnxfrm(cs))
sortorder->length= sortorder->length*cs->strxfrm_multiply;
}

2
sql/ha_heap.cc
View File

@ -291,7 +291,7 @@ int ha_heap::create(const char *name, TABLE *table,
seg->start= (uint) key_part->offset;
seg->length= (uint) key_part->length;
seg->flag = 0;
seg->charset= field->binary() ? NULL : ((Field_str*)field)->charset();
seg->charset= field->charset();
if (field->null_ptr)
{
seg->null_bit= field->null_bit;

3
sql/ha_myisam.cc
View File

@ -1078,8 +1078,7 @@ int ha_myisam::create(const char *name, register TABLE *table,
keydef[i].seg[j].start= pos->key_part[j].offset;
keydef[i].seg[j].length= pos->key_part[j].length;
keydef[i].seg[j].bit_start=keydef[i].seg[j].bit_end=0;
keydef[i].seg[j].language = field->binary() ? MY_CHARSET_CURRENT :
((Field_str*)field)->charset()->number;
keydef[i].seg[j].language = field->charset()->number;
if (field->null_ptr)
{

18
sql/item.cc
View File

@ -313,15 +313,15 @@ void Item_param::set_double(double value)
}
void Item_param::set_value(const char *str, uint length)
void Item_param::set_value(const char *str, uint length, CHARSET_INFO *cs)
{
str_value.set(str,length,default_charset_info);
str_value.set(str,length,cs);
item_result_type = STRING_RESULT;
item_type = STRING_ITEM;
}
void Item_param::set_longdata(const char *str, ulong length)
void Item_param::set_longdata(const char *str, ulong length, CHARSET_INFO *cs)
{
/* TODO: Fix this for binary handling by making use of
buffer_type..
@ -346,10 +346,8 @@ int Item_param::save_in_field(Field *field)
double nr=val();
return (field->store(nr)) ? -1 : 0;
}
String *result;
CHARSET_INFO *cs=default_charset_info; //fix this
result=val_str(&str_value);
return (field->store(result->ptr(),result->length(),cs)) ? -1 : 0;
String *result=val_str(&str_value);
return (field->store(result->ptr(),result->length(),field->charset())) ? -1 : 0;
}
@ -658,7 +656,7 @@ int Item::save_in_field(Field *field)
field->result_type() == STRING_RESULT)
{
String *result;
CHARSET_INFO *cs=field->binary()?my_charset_bin:((Field_str*)field)->charset();
CHARSET_INFO *cs=field->charset();
char buff[MAX_FIELD_WIDTH]; // Alloc buffer for small columns
str_value.set_quick(buff,sizeof(buff),cs);
result=val_str(&str_value);
@ -690,7 +688,7 @@ int Item::save_in_field(Field *field)
int Item_string::save_in_field(Field *field)
{
String *result;
CHARSET_INFO *cs=field->binary()?my_charset_bin:((Field_str*)field)->charset();
CHARSET_INFO *cs=field->charset();
result=val_str(&str_value);
if (null_value)
return set_field_to_null(field);
@ -763,7 +761,7 @@ longlong Item_varbinary::val_int()
int Item_varbinary::save_in_field(Field *field)
{
int error;
CHARSET_INFO *cs=field->binary()?default_charset_info:((Field_str*)field)->charset();
CHARSET_INFO *cs=field->charset();
field->set_notnull();
if (field->result_type() == STRING_RESULT)
{

12
sql/item.h
View File

@ -196,14 +196,14 @@ public:
void set_null();
void set_int(longlong i);
void set_double(double i);
void set_value(const char *str, uint length);
void set_long_str(const char *str, ulong length);
void set_long_binary(const char *str, ulong length);
void set_longdata(const char *str, ulong length);
void set_long_end();
void set_value(const char *str, uint length, CHARSET_INFO *cs);
void set_long_str(const char *str, ulong length, CHARSET_INFO *cs);
void set_long_binary(const char *str, ulong length, CHARSET_INFO *cs);
void set_longdata(const char *str, ulong length, CHARSET_INFO *cs);
void set_long_end();
void reset() {}
enum Item_result result_type () const
{ return item_result_type; }
{ return item_result_type; }
Item *new_item() { return new Item_param(name); }
};

2
sql/item_strfunc.cc
View File

@ -1637,7 +1637,7 @@ String *Item_func_char::val_str(String *str)
int32 num=(int32) args[i]->val_int();
if (!args[i]->null_value)
#ifdef USE_MB
if (use_mb(default_charset_info))
if (use_mb(charset()))
{
if (num&0xFF000000L) {
str->append((char)(num>>24));

38
sql/item_timefunc.cc
View File

@ -31,28 +31,28 @@
static String month_names[] =
{
String("January", default_charset_info),
String("February", default_charset_info),
String("March", default_charset_info),
String("April", default_charset_info),
String("May", default_charset_info),
String("June", default_charset_info),
String("July", default_charset_info),
String("August", default_charset_info),
String("September", default_charset_info),
String("October", default_charset_info),
String("November", default_charset_info),
String("December", default_charset_info)
String("January", my_charset_latin1),
String("February", my_charset_latin1),
String("March", my_charset_latin1),
String("April", my_charset_latin1),
String("May", my_charset_latin1),
String("June", my_charset_latin1),
String("July", my_charset_latin1),
String("August", my_charset_latin1),
String("September", my_charset_latin1),
String("October", my_charset_latin1),
String("November", my_charset_latin1),
String("December", my_charset_latin1)
};
static String day_names[] =
{
String("Monday", default_charset_info),
String("Tuesday", default_charset_info),
String("Wednesday", default_charset_info),
String("Thursday", default_charset_info),
String("Friday", default_charset_info),
String("Saturday", default_charset_info),
String("Sunday", default_charset_info)
String("Monday", my_charset_latin1),
String("Tuesday", my_charset_latin1),
String("Wednesday", my_charset_latin1),
String("Thursday", my_charset_latin1),
String("Friday", my_charset_latin1),
String("Saturday", my_charset_latin1),
String("Sunday", my_charset_latin1)
};
/*

2
sql/opt_range.cc
View File

@ -976,7 +976,7 @@ get_mm_leaf(PARAM *param, Field *field, KEY_PART *key_part,
&min_length,&max_length);
else
{
CHARSET_INFO *charset=((Field_str*)(field))->charset();
CHARSET_INFO *charset=field->charset();
#ifdef USE_STRCOLL
if (use_strnxfrm(charset))
like_error= my_like_range(charset,

4
sql/sql_prepare.cc
View File

@ -271,7 +271,7 @@ static uchar* setup_param_field(Item_param *item_param,
default:
{
ulong len=get_param_length(&pos);
item_param->set_value((const char*)pos,len);
item_param->set_value((const char*)pos,len,current_thd->thd_charset);
pos+=len;
}
}
@ -829,7 +829,7 @@ void mysql_stmt_get_longdata(THD *thd, char *pos, ulong packet_length)
sprintf(stmt->last_error, ER(ER_WRONG_ARGUMENTS), "get_longdata");
DBUG_VOID_RETURN;
}
stmt->param[param_number].set_longdata(pos, packet_length-9);
stmt->param[param_number].set_longdata(pos, packet_length-9, current_thd->thd_charset);
stmt->long_data_used= 1;
DBUG_VOID_RETURN;
}

4
sql/sql_select.cc
View File

@ -4231,9 +4231,7 @@ static bool create_myisam_tmp_table(TABLE *table,TMP_TABLE_PARAM *param,
{
Field *field=keyinfo->key_part[i].field;
seg->flag= 0;
seg->language= field->binary() ? MY_CHARSET_CURRENT :
((Field_str*)field)->charset()->number;
seg->language= field->charset()->number;
seg->length= keyinfo->key_part[i].length;
seg->start= keyinfo->key_part[i].offset;
if (field->flags & BLOB_FLAG)

3
sql/table.cc
View File

@ -392,8 +392,7 @@ int openfrm(const char *name, const char *alias, uint db_stat, uint prgflag,
outparam->fieldnames.type_names[i],
outparam);
reg_field->comment=comment;
if (!reg_field->binary())
((Field_str*) reg_field)->set_charset(charset);
reg_field->set_charset(charset);
if (!(reg_field->flags & NOT_NULL_FLAG))
{
if ((null_bit<<=1) == 256)