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Viewing changes to drizzled/item_func.cc

break out item_real_func into functions directory

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drizzled/item_func.cc
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}
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String *Item_real_func::val_str(String *str)
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{
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  assert(fixed == 1);
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  double nr= val_real();
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  if (null_value)
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    return 0; /* purecov: inspected */
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  str->set_real(nr,decimals, &my_charset_bin);
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  return str;
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}
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my_decimal *Item_real_func::val_decimal(my_decimal *decimal_value)
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{
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  assert(fixed);
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  double nr= val_real();
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  if (null_value)
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    return 0; /* purecov: inspected */
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  double2my_decimal(E_DEC_FATAL_ERROR, nr, decimal_value);
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  return decimal_value;
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}
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void Item_func::fix_num_length_and_dec()
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{
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  uint32_t fl_length= 0;