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  • Committer: Padraig O'Sullivan
  • Date: 2009-08-07 14:14:58 UTC
  • mfrom: (1112 staging)
  • mto: (1115.3.4 captain)
  • mto: This revision was merged to the branch mainline in revision 1117.
  • Revision ID: osullivan.padraig@gmail.com-20090807141458-qrc3don58s304ore
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drizzled/function/math/multiply.cc
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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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 *
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 *  Copyright (C) 2008 Sun Microsystems, Inc.
 
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 *  Copyright (C) 2008 Sun Microsystems
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 *
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 *  This program is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#include "config.h"
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#include <drizzled/server_includes.h>
 
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#include CSTDINT_H
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#include <drizzled/function/math/multiply.h>
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#include <algorithm>
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using namespace std;
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namespace drizzled
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{
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double Item_func_mul::real_op()
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{
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  assert(fixed == 1);
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/** See Item_func_plus::decimal_op for comments. */
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type::Decimal *Item_func_mul::decimal_op(type::Decimal *decimal_value)
 
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my_decimal *Item_func_mul::decimal_op(my_decimal *decimal_value)
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{
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  type::Decimal value1, *val1;
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  type::Decimal value2, *val2;
 
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  my_decimal value1, *val1;
 
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  my_decimal value2, *val2;
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  val1= args[0]->val_decimal(&value1);
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  if ((null_value= args[0]->null_value))
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    return 0;
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  val2= args[1]->val_decimal(&value2);
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  if (!(null_value= (args[1]->null_value ||
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                     (class_decimal_mul(E_DEC_FATAL_ERROR, decimal_value, val1,
 
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                     (my_decimal_mul(E_DEC_FATAL_ERROR, decimal_value, val1,
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                                    val2) > 3))))
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    return decimal_value;
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  return 0;
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  decimals= min(args[0]->decimals + args[1]->decimals, DECIMAL_MAX_SCALE);
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  int precision= min(args[0]->decimal_precision() + args[1]->decimal_precision(),
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                     (unsigned int)DECIMAL_MAX_PRECISION);
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  max_length= class_decimal_precision_to_length(precision, decimals,unsigned_flag);
 
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  max_length= my_decimal_precision_to_length(precision, decimals,unsigned_flag);
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}
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} /* namespace drizzled */
 
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