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This commit is contained in:
Leonid Fedorov
2022-01-21 16:43:49 +00:00
parent 6b6411229f
commit 04752ec546
1376 changed files with 393460 additions and 412662 deletions
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118
utils/funcexp/func_exp.cpp
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@ -17,10 +17,10 @@
MA 02110-1301, USA. */
/****************************************************************************
* $Id: func_exp.cpp 3495 2013-01-21 14:09:51Z rdempsey $
*
*
****************************************************************************/
* $Id: func_exp.cpp 3495 2013-01-21 14:09:51Z rdempsey $
*
*
****************************************************************************/
#include <cstdlib>
#include <string>
@ -41,79 +41,73 @@ using namespace logging;
namespace funcexp
{
CalpontSystemCatalog::ColType Func_exp::operationType(FunctionParm& fp, CalpontSystemCatalog::ColType& resultType)
CalpontSystemCatalog::ColType Func_exp::operationType(FunctionParm& fp,
CalpontSystemCatalog::ColType& resultType)
{
// operation type is not used by this functor
return fp[0]->data()->resultType();
// operation type is not used by this functor
return fp[0]->data()->resultType();
}
double Func_exp::getDoubleVal(Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType&)
double Func_exp::getDoubleVal(Row& row, FunctionParm& parm, bool& isNull, CalpontSystemCatalog::ColType&)
{
// null value is indicated by isNull
double x = parm[0]->data()->getDoubleVal(row, isNull);
double ret = 0.0;
// null value is indicated by isNull
double x = parm[0]->data()->getDoubleVal(row, isNull);
double ret = 0.0;
if (!isNull)
if (!isNull)
{
errno = 0;
ret = exp(x);
if (errno == ERANGE) // display NULL for out range value
{
errno = 0;
ret = exp(x);
if (errno == ERANGE) // display NULL for out range value
{
if (x > 0)
{
isNull = true;
Message::Args args;
args.add("exp");
args.add(x);
unsigned errcode = ERR_FUNC_OUT_OF_RANGE_RESULT;
throw IDBExcept(IDBErrorInfo::instance()->errorMsg(errcode, args), errcode);
}
else
ret = 0.0;
}
if (x > 0)
{
isNull = true;
Message::Args args;
args.add("exp");
args.add(x);
unsigned errcode = ERR_FUNC_OUT_OF_RANGE_RESULT;
throw IDBExcept(IDBErrorInfo::instance()->errorMsg(errcode, args), errcode);
}
else
ret = 0.0;
}
}
return ret;
return ret;
}
long double Func_exp::getLongDoubleVal(Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType&)
long double Func_exp::getLongDoubleVal(Row& row, FunctionParm& parm, bool& isNull,
CalpontSystemCatalog::ColType&)
{
// null value is indicated by isNull
long double x = parm[0]->data()->getLongDoubleVal(row, isNull);
long double ret = 0.0;
// null value is indicated by isNull
long double x = parm[0]->data()->getLongDoubleVal(row, isNull);
long double ret = 0.0;
if (!isNull)
if (!isNull)
{
errno = 0;
ret = expl(x);
if (errno == ERANGE) // display NULL for out range value
{
errno = 0;
ret = expl(x);
if (errno == ERANGE) // display NULL for out range value
{
if (x > 0)
{
isNull = true;
Message::Args args;
args.add("exp");
args.add((double)x);
unsigned errcode = ERR_FUNC_OUT_OF_RANGE_RESULT;
throw IDBExcept(IDBErrorInfo::instance()->errorMsg(errcode, args), errcode);
}
else
ret = 0.0;
}
if (x > 0)
{
isNull = true;
Message::Args args;
args.add("exp");
args.add((double)x);
unsigned errcode = ERR_FUNC_OUT_OF_RANGE_RESULT;
throw IDBExcept(IDBErrorInfo::instance()->errorMsg(errcode, args), errcode);
}
else
ret = 0.0;
}
}
return ret;
return ret;
}
} // namespace funcexp
} // namespace funcexp
// vim:ts=4 sw=4: