{
        			char eBuf[2];
        			char piBuf[2];
        			int eValues, piValues = 0;

        			if(!eCalcDone)
        			 eValues = read(eFd[0],eBuf,1 );
        			if(!piCalcDone)
        			 piValues = read(piFd[0],piBuf,1 );

        			std::cout << "eValues = " << eValues << std::endl;
        			std::cout << "piValues = " << piValues << std::endl;



        			if(eValues == 0)
        			{
        				eCalcDone = true;
        				close(eFd[0]);

        			}
        			else if(eValues != 0)
        			{
        				if(e.is_open())
        					e << eBuf;
        			}


        			if(piValues == 0)
        			{
        				piCalcDone = true;
        				close(piFd[0]);
        			}
        			else if(piValues != 0)
        			{
        				if(pi.is_open())
        				pi << piBuf;

        			}