int
main (int argc, char *argv[])
{
char *host;
if (argc < 2) {
printf ("usage: %s server_host\n", argv[0]);
exit (1);
}
host = argv[1];
addition_1 (host);
exit (0);
}
int
main (int argc, char *argv[])
{
char *host;
int a,b;
if (argc < 2) {
printf ("usage: %s server_host\n", argv[0]);
exit (1);
}
host = argv[1];
a = atoi(argv[2]);
b = atoi(argv[3]);
addition_1 (host, a, b);
exit (0);
}
void
calculator_1(char *host)
{
CLIENT *clnt;
double *result_1;
my_numbers addition_1_arg;
double *result_2;
my_numbers subtraction_1_arg;
double *result_3;
my_numbers multiplication_1_arg;
double *result_4;
my_numbers division_1_arg;
double val1,val2,val3, val4 ;
double val5,val6,val7, val8 ;
#ifndef DEBUG
clnt = clnt_create (host, CALCULATOR, CALC, "udp");
if (clnt == NULL) {
clnt_pcreateerror (host);
exit (1);
}
#endif /* DEBUG */
char choice;
printf("Please select a choice for the operation you want.\n");
printf("A: Addition\n");
printf("B: Subtraction\n");
printf("C: Multiplication\n");
printf("D: Division\n");
scanf("%c", &choice);
switch(choice) {
case 'A':
printf("Enter 2 digits to add\n");
printf("Value 1: ");
scanf("%lf", &val1);
printf("Value 2: ");
scanf("%lf", &val2);
addition_1_arg.a = val1;
addition_1_arg.b = val2;
result_1 = addition_1(&addition_1_arg, clnt);
if (result_1 == (double *) NULL) {
clnt_perror (clnt, "call failed");
}
printf("Result of addition is %lf:", *result_1);
break;
case 'B':
printf("Enter 2 digits to subtract\n");
printf("Value 1: ");
scanf("%lf", &val3);
printf("Value 2: ");
scanf("%lf", &val4);
subtraction_1_arg.a = val3;
subtraction_1_arg.b = val4;
result_2 = subtraction_1(&subtraction_1_arg, clnt);
if (result_2 == (double *) NULL) {
clnt_perror (clnt, "call failed\n");
}
printf("Result of subtraction is %lf:\n", *result_2);
break;
case 'C':
printf("Enter 2 digits to multiply\n");
printf("Value 1: ");
scanf("%lf", &val5);
printf("Value 2: ");
scanf("%lf", &val6);
multiplication_1_arg.a = val5;
multiplication_1_arg.b = val6;
result_3 = multiplication_1(&multiplication_1_arg, clnt);
if (result_3 == (double *) NULL) {
clnt_perror (clnt, "call failed\n");
}
printf("Result of multiplication is %lf:\n", *result_3);
break;
case 'D':
printf("Enter 2 digits to multiply\n");
printf("Value 1: ");
scanf("%lf", &val7);
printf("Value 2: ");
scanf("%lf", &val8);
division_1_arg.a = val7;
division_1_arg.b = val8;
result_4 = division_1(&division_1_arg, clnt);
if (result_4 == (double *) NULL) {
clnt_perror (clnt, "call failed");
}
printf("Result of division is %lf:\n", *result_4);
break;
default:
printf("Please select a valid choice.\n");
}
#ifndef DEBUG
clnt_destroy (clnt);
#endif /* DEBUG */
}
