Function cvt_get_short

src/common/cvt.cpp:1164–1199

};

static SSHORT cvt_get_short(const dsc* desc, SSHORT scale, DecimalStatus decSt, ErrorFunction err)
{
/**************************************
 *
 *      C V T _ g e t _ s h o r t
 *
 **************************************
 *
 * Functional description
 *      Convert something arbitrary to a short (16 bit) integer of given
 *      scale.
 *
 **************************************/
	SSHORT value;

	if (desc->isText())
	{
		VaryStr<20> buffer;			// long enough to represent largest short in ASCII
		const char* p;
		USHORT length = CVT_make_string(desc, ttype_ascii, &p, &buffer, sizeof(buffer), decSt, err);

		{
			RetValue<SSHORTTraits> rv(&value);
			scale -= cvt_decompose(p, length, &rv, err);
		}
		adjustForScale(value, scale, SHORT_LIMIT, err);
	}
	else {
		ULONG lval = CVT_get_long(desc, scale, decSt, err);
		value = (SSHORT) lval;
		if (value != SLONG(lval))
			err(Arg::Gds(isc_arith_except) << Arg::Gds(isc_numeric_out_of_range));
	}

	return value;
}


class SLONGTraits