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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Sun Microsystems, Inc.
*
* 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; version 2 of the License.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <config.h>
#include <math.h>
#include <drizzled/function/math/real.h>
namespace drizzled
{
String *Item_real_func::val_str(String *str)
{
assert(fixed == 1);
double nr= val_real();
if (null_value)
return 0;
str->set_real(nr,decimals, &my_charset_bin);
return str;
}
type::Decimal *Item_real_func::val_decimal(type::Decimal *decimal_value)
{
assert(fixed);
double nr= val_real();
if (null_value)
return 0;
double2_class_decimal(E_DEC_FATAL_ERROR, nr, decimal_value);
return decimal_value;
}
int64_t Item_real_func::val_int()
{
assert(fixed == 1);
return (int64_t) rint(val_real());
}
void Item_real_func::fix_length_and_dec()
{
decimals= NOT_FIXED_DEC;
max_length= float_length(decimals);
}
} /* namespace drizzled */
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