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/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* Functions to create an item. Used by lex.h */
#include "mysql_priv.h"
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
Item *create_func_abs(Item* a)
{
return new Item_func_abs(a);
}
Item *create_func_acos(Item* a)
{
return new Item_func_acos(a);
}
Item *create_func_aes_encrypt(Item* a, Item* b)
{
return new Item_func_aes_encrypt(a, b);
}
Item *create_func_aes_decrypt(Item* a, Item* b)
{
return new Item_func_aes_decrypt(a, b);
}
Item *create_func_ascii(Item* a)
{
return new Item_func_ascii(a);
}
Item *create_func_ord(Item* a)
{
return new Item_func_ord(a);
}
Item *create_func_asin(Item* a)
{
return new Item_func_asin(a);
}
Item *create_func_bin(Item* a)
{
return new Item_func_conv(a,new Item_int((int32) 10,2),
new Item_int((int32) 2,1));
}
Item *create_func_bit_count(Item* a)
{
return new Item_func_bit_count(a);
}
Item *create_func_ceiling(Item* a)
{
return new Item_func_ceiling(a);
}
Item *create_func_connection_id(void)
{
THD *thd=current_thd;
thd->safe_to_cache_query=0;
return new Item_int(NullS,(longlong) thd->thread_id,10);
}
Item *create_func_conv(Item* a, Item *b, Item *c)
{
return new Item_func_conv(a,b,c);
}
Item *create_func_cos(Item* a)
{
return new Item_func_cos(a);
}
Item *create_func_cot(Item* a)
{
return new Item_func_div(new Item_int((char*) "1",1,1),
new Item_func_tan(a));
}
Item *create_func_date_format(Item* a,Item *b)
{
return new Item_func_date_format(a,b,0);
}
Item *create_func_dayofmonth(Item* a)
{
return new Item_func_dayofmonth(a);
}
Item *create_func_dayofweek(Item* a)
{
return new Item_func_weekday(new Item_func_to_days(a),1);
}
Item *create_func_dayofyear(Item* a)
{
return new Item_func_dayofyear(a);
}
Item *create_func_dayname(Item* a)
{
return new Item_func_dayname(new Item_func_to_days(a));
}
Item *create_func_degrees(Item *a)
{
return new Item_func_units((char*) "degrees",a,180/M_PI,0.0);
}
Item *create_func_exp(Item* a)
{
return new Item_func_exp(a);
}
Item *create_func_find_in_set(Item* a, Item *b)
{
return new Item_func_find_in_set(a, b);
}
Item *create_func_floor(Item* a)
{
return new Item_func_floor(a);
}
Item *create_func_found_rows(void)
{
THD *thd=current_thd;
thd->safe_to_cache_query=0;
return new Item_int(NullS,(longlong) thd->found_rows(),21);
}
Item *create_func_from_days(Item* a)
{
return new Item_func_from_days(a);
}
Item *create_func_get_lock(Item* a, Item *b)
{
current_thd->safe_to_cache_query=0;
return new Item_func_get_lock(a, b);
}
Item *create_func_hex(Item *a)
{
return new Item_func_hex(a);
}
Item *create_func_inet_ntoa(Item* a)
{
return new Item_func_inet_ntoa(a);
}
Item *create_func_inet_aton(Item* a)
{
return new Item_func_inet_aton(a);
}
Item *create_func_ifnull(Item* a, Item *b)
{
return new Item_func_ifnull(a,b);
}
Item *create_func_nullif(Item* a, Item *b)
{
return new Item_func_nullif(a,b);
}
Item *create_func_locate(Item* a, Item *b)
{
return new Item_func_locate(b,a);
}
Item *create_func_instr(Item* a, Item *b)
{
return new Item_func_locate(a,b);
}
Item *create_func_isnull(Item* a)
{
return new Item_func_isnull(a);
}
Item *create_func_lcase(Item* a)
{
return new Item_func_lcase(a);
}
Item *create_func_length(Item* a)
{
return new Item_func_length(a);
}
Item *create_func_bit_length(Item* a)
{
return new Item_func_bit_length(a);
}
Item *create_func_char_length(Item* a)
{
return new Item_func_char_length(a);
}
Item *create_func_ln(Item* a)
{
return new Item_func_ln(a);
}
Item *create_func_log2(Item* a)
{
return new Item_func_log2(a);
}
Item *create_func_log10(Item* a)
{
return new Item_func_log10(a);
}
Item *create_func_lpad(Item* a, Item *b, Item *c)
{
return new Item_func_lpad(a,b,c);
}
Item *create_func_ltrim(Item* a)
{
return new Item_func_ltrim(a,new Item_string(" ",1));
}
Item *create_func_md5(Item* a)
{
return new Item_func_md5(a);
}
Item *create_func_mod(Item* a, Item *b)
{
return new Item_func_mod(a,b);
}
Item *create_func_monthname(Item* a)
{
return new Item_func_monthname(a);
}
Item *create_func_month(Item* a)
{
return new Item_func_month(a);
}
Item *create_func_oct(Item *a)
{
return new Item_func_conv(a,new Item_int((int32) 10,2),
new Item_int((int32) 8,1));
}
Item *create_func_period_add(Item* a, Item *b)
{
return new Item_func_period_add(a,b);
}
Item *create_func_period_diff(Item* a, Item *b)
{
return new Item_func_period_diff(a,b);
}
Item *create_func_pi(void)
{
return new Item_real(NullS,M_PI,6,8);
}
Item *create_func_pow(Item* a, Item *b)
{
return new Item_func_pow(a,b);
}
Item *create_func_current_user()
{
THD *thd=current_thd;
char buff[HOSTNAME_LENGTH+USERNAME_LENGTH+2];
uint length;
length= (uint) (strxmov(buff, thd->priv_user, "@", thd->priv_host, NullS) -
buff);
return new Item_string(NullS, thd->memdup(buff, length), length);
}
Item *create_func_quarter(Item* a)
{
return new Item_func_quarter(a);
}
Item *create_func_password(Item* a)
{
return new Item_func_password(a);
}
Item *create_func_radians(Item *a)
{
return new Item_func_units((char*) "radians",a,M_PI/180,0.0);
}
Item *create_func_release_lock(Item* a)
{
current_thd->safe_to_cache_query=0;
return new Item_func_release_lock(a);
}
Item *create_func_repeat(Item* a, Item *b)
{
return new Item_func_repeat(a,b);
}
Item *create_func_reverse(Item* a)
{
return new Item_func_reverse(a);
}
Item *create_func_rpad(Item* a, Item *b, Item *c)
{
return new Item_func_rpad(a,b,c);
}
Item *create_func_rtrim(Item* a)
{
return new Item_func_rtrim(a,new Item_string(" ",1));
}
Item *create_func_sec_to_time(Item* a)
{
return new Item_func_sec_to_time(a);
}
Item *create_func_sign(Item* a)
{
return new Item_func_sign(a);
}
Item *create_func_sin(Item* a)
{
return new Item_func_sin(a);
}
Item *create_func_sha(Item* a)
{
return new Item_func_sha(a);
}
Item *create_func_space(Item *a)
{
return new Item_func_repeat(new Item_string(" ",1),a);
}
Item *create_func_soundex(Item* a)
{
return new Item_func_soundex(a);
}
Item *create_func_sqrt(Item* a)
{
return new Item_func_sqrt(a);
}
Item *create_func_strcmp(Item* a, Item *b)
{
return new Item_func_strcmp(a,b);
}
Item *create_func_tan(Item* a)
{
return new Item_func_tan(a);
}
Item *create_func_time_format(Item *a, Item *b)
{
return new Item_func_date_format(a,b,1);
}
Item *create_func_time_to_sec(Item* a)
{
return new Item_func_time_to_sec(a);
}
Item *create_func_to_days(Item* a)
{
return new Item_func_to_days(a);
}
Item *create_func_ucase(Item* a)
{
return new Item_func_ucase(a);
}
Item *create_func_version(void)
{
return new Item_string(NullS,server_version, strlen(server_version));
}
Item *create_func_weekday(Item* a)
{
return new Item_func_weekday(new Item_func_to_days(a),0);
}
Item *create_func_year(Item* a)
{
return new Item_func_year(a);
}
Item *create_load_file(Item* a)
{
current_thd->safe_to_cache_query=0;
return new Item_load_file(a);
}
Item *create_func_cast(Item *a, Item_cast cast_type)
{
Item *res;
LINT_INIT(res);
switch (cast_type) {
case ITEM_CAST_BINARY: res= new Item_func_binary(a); break;
case ITEM_CAST_CHAR: res= new Item_char_typecast(a); break;
case ITEM_CAST_SIGNED_INT: res= new Item_func_signed(a); break;
case ITEM_CAST_UNSIGNED_INT: res= new Item_func_unsigned(a); break;
case ITEM_CAST_DATE: res= new Item_date_typecast(a); break;
case ITEM_CAST_TIME: res= new Item_time_typecast(a); break;
case ITEM_CAST_DATETIME: res= new Item_datetime_typecast(a); break;
}
return res;
}
Item *create_func_is_free_lock(Item* a)
{
current_thd->safe_to_cache_query=0;
return new Item_func_is_free_lock(a);
}
Item *create_func_quote(Item* a)
{
return new Item_func_quote(a);
}
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