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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define ADDR(var) &var
#define REPHEAD1 " Employee Pay Reg Hrs Gross Fed SSI Net\n"
#define REPHEAD2 " Name Rate Ovt Hrs Pay State Defr Pay\n"
#define REPHEAD3 " ======== ===== ======= ===== ===== ===== =====\n"
#define REPFORMTa " %-13s%5.2f%12.2f%10.2f%12.2f%9.2f%8.2f\n"
#define REPFORMTb " %30.2f%22.2f%9.2f\n"
#include <TAXRATES.h>
void PrintReportHeadings(FILE * reportfile); //3.1
void InitializeAccumulators(float * totpayrate, float * totreg,
float * totovt, float * totgross,
float * totfed, float * totstate,
float * totssi, float * totdefr,
float * totnet); //3.2
void InputEmployeeData (char fullname[30+1], char lastname[20+1], char firstname[10+1], float * hours, float * payrate, float * defr); //3.3
float CalculateGross(float hours, float payrate);//3.4
void CalculateTaxes(float gross,float defr,
float * fedtax,float *statetax,float *ssitax); // 3.5
void CalculateTaxes(float gross,float defr,
float * fedtax,float *statetax,float *ssitax); // 3.5
float CalculateFedTax(float gross, float defr); // 3.5.1
float CalculateStateTax(float fedtax); // 3.5.2
float CalculateSSITax(float gross, float defr); // 3.5.3
void AddDetailsToAccumulators(float payrate, float hours,
float ovthours, float gross,
float fedtax, float statetax,
float ssitax, float defr,
float net, float * totpayrate, float * totreg,
float * totovt, float * totgross,
float * totfed, float * totstate,
float * totssi, float * totdefr,
float * totnet); //3.6
void PrintSummaryReport(float totpayrate, float totreg,
float totovt, float totgross,
float totfed, float totstate,
float totssi, float totdefr,
float totnet, int empCount,
FILE * reportfile); //3.7
int main(void)
{
FILE * reportfile;
PrintReportHeadings(reportfile);
float totpayrate, totreg,
totovt, totgross,
totfed, totstate,
totssi, totdefr, totnet;
float hours, ovthours, payrate, defr, gross, net,
fedtax, statetax, ssitax;
char fullname[30+1], lastname[20+1], firstname[10+1], answer;
int empCount;
empCount = 0;
InitializeAccumulators(&totpayrate, &totreg, &totovt, &totgross,
&totfed, &totstate, &totssi, &totdefr, &totnet);
do
{
InputEmployeeData (fullname, lastname, firstname, &hours, &payrate, &defr);
gross = CalculateGross(hours, payrate);
CalculateTaxes(gross,defr,&fedtax,&statetax,&ssitax);
net = gross - fedtax + statetax + ssitax;
fprintf(reportfile,REPFORMTa,fullname,lastname,firstname,payrate,hours,gross,fedtax, ssitax,net);
fprintf(reportfile,REPFORMTb,ovthours, statetax, defr);
empCount =+ 1;
AddDetailsToAccumulators(payrate,hours,
ovthours, gross,
fedtax, statetax,
ssitax, defr,
net, &totpayrate, &totreg,
&totovt, &totgross,
&totfed, &totstate,
&totssi, &totdefr,
&totnet);
fprintf(reportfile,REPFORMTa,fullname,payrate,hours,gross,fedtax, ssitax,net);
fprintf(reportfile,REPFORMTb,ovthours, statetax, defr);
fflush(stdin);
printf("Repeat (Y/N)? : ");
scanf("%c",ADDR(answer));
}while (answer == 'Y' || answer == 'y');
PrintSummaryReport(totpayrate, totreg,
totovt, totgross,
totfed, totstate,
totssi, totdefr,
totnet, empCount,
reportfile);
printf("\n");
printf(" You processed %2d employees\n",empCount);
while (getchar() != '\n');
fclose(reportfile);
return 0;
}
void PrintReportHeadings(FILE * reportfile)
{
reportfile = fopen("C:\\Users\\Pow Vang\\Desktop\\report.txt","wt");
if (reportfile == NULL)
{
printf("Report file open failed ...\n");
fflush(stdin);
getchar();
exit(-100); // reqs <stdlib.h>
}
fprintf(stdout,REPHEAD1); // print column heads ..
printf(REPHEAD2);
fprintf(stdout,REPHEAD3);
fprintf(reportfile,REPHEAD1); // print column heads ..
fprintf(reportfile,REPHEAD2);
fprintf(reportfile,REPHEAD3);
}
void InitializeAccumulators(float * totpayrate, float * totreg, float * totovt, float * totgross,
float * totfed, float * totstate, float * totssi, float * totdefr, float * totnet)
{
totpayrate = totreg = totovt = totgross = totfed = totstate = totssi = totdefr = totnet = 0;
}
void InputEmployeeData (char fullname[30+1], char lastname[20+1], char firstname[10+1], float * hours, float * payrate, float * defr)
{
printf("Enter employee's last name: ");
scanf("%s",lastname);
printf("Enter employee's first name: ");
scanf("%s",firstname);
printf("Enter hourly pay rate: ");
scanf("%f",ADDR(payrate));
printf("Enter hours worked this pay period: ");
scanf("%f",ADDR(hours));
printf("Enter deferred amount: ");
scanf("%f",ADDR(defr));
strcpy(fullname,lastname);
strcat(fullname,", ");
strcat(fullname,firstname);
}
float CalculateGross(float hours, float payrate)
{
if (hours <= 40)
hours * payrate;
else
payrate * 40 + (hours - 40) * 1.5 * payrate;
}
void CalculateTaxes(float gross,float defr,
float * fedtax,float *statetax,float *ssitax) // 3.5
{
*fedtax = CalculateFedTax(gross,defr); // call 3.5.1
*statetax = CalculateStateTax(*fedtax); // call 3.5.2
*ssitax = CalculateSSITax(gross,defr); // call 3.5.3
}
float CalculateFedTax(float gross, float defr) // 3.5.1
{
return (gross-defr) * FEDTAXRATE;
}
float CalculateStateTax(float fedtax) // 3.5.2
{
return fedtax * STATETAXRATE;
}
float CalculateSSITax(float gross, float defr) // 3.5.3
{
return (gross-defr) * SSITAXRATE;
}
void AddDetailsToAccumulators(float payrate, float hours,
float ovthours, float gross,
float fedtax, float statetax,
float ssitax, float defr,
float net, float * totpayrate, float * totreg,
float * totovt, float * totgross,
float * totfed, float * totstate,
float * totssi, float * totdefr,
float * totnet)
{
*totpayrate += payrate;
*totreg += hours;
*totovt += ovthours;
*totgross += gross;
*totfed += fedtax;
*totstate += statetax;
*totssi += ssitax;
*totdefr += defr;
*totnet += net;
}
void PrintSummaryReport(float totpayrate, float totreg,
float totovt, float totgross,
float totfed, float totstate,
float totssi, float totdefr,
float totnet, int empCount,
FILE * reportfile)
{
fprintf(reportfile,"\n");
fprintf(reportfile,REPFORMTa,"Totals", totpayrate, totreg, totgross, totfed, totssi, totnet);
fprintf(reportfile,REPFORMTb, totovt, totstate, totdefr);
fprintf(reportfile,REPFORMTa,"Averages",totpayrate/empCount,
totreg/empCount,
totgross/empCount,
totfed/empCount,
totssi/empCount,
totnet/empCount);
fprintf(reportfile,REPFORMTb,totovt/empCount,
totstate/empCount,
totdefr/empCount);
}
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