/*********************************************************/
/*
*/
/*
Structures Demo */
/*
*/
/*********************************************************/
/* Simple program to initialize some
structures */
/* and to print them out again. Does no
error */
/* checking, so be wary of string sizes
etc.. */
#include
<stdio.h>
#define
NAMESIZE 30
#define
ADDRSIZE 80
#define
NOOFPERSONS 20
#define
NEWLINE() putchar('\n');
/*********************************************************/
typedef
struct
{
char *Name;
char *Address;
int YearOfBirth;
int MonthOfBirth;
int DayOfBirth;
}
PersonDat;
/*********************************************************/
main
() /* Make some
records */
{
PersonDat record[NOOFPERSONS];
PersonDat PersonalDetails();
int person;
printf
("Birth Records For Employees");
printf
("\n---------------------------");
printf
("\n\n");
printf
("Enter data\n");
for
(person = 0; person < NOOFPERSONS; person++)
{
record[person] = PersonalDetails();
NEWLINE();
}
DisplayRecords
(record);
}
/*********************************************************/
PersonDat
PersonalDetails() /* No error
checking! */
{
PersonDat dat;
char strbuff[ADDRSIZE], *malloc();
printf
("Name :");
dat.Name
= malloc(NAMESIZE);
strcpy
(dat.Name,gets(strbuff));
printf
("Address :");
dat.Address
= malloc(ADDRSIZE);
strcpy
(dat.Address,gets(strbuff));
printf
("Year of birth:");
dat.YearOfBirth
= getint (1900,1987);
printf
("Month of birth:");
dat.MonthOfBirth
= getint (1,12);
printf
("Day of birth:");
dat.DayOfBirth
= getint(1,31);
return
(dat);
}
/**********************************************************/
DisplayRecords
(rec)
PersonDat
rec[NOOFPERSONS];
{
int pers;
for
(pers = 0; pers < NOOFPERSONS; pers++)
{
printf ("Name : %s\n",
rec[pers].Name);
printf ("Address : %s\n",
rec[pers].Address);
printf("Date of Birth:
%1d/%1d/%1d\n",rec[pers].DayOfBirth,
rec[pers].MonthOfBirth,rec[pers].YearOfBirth);
NEWLINE();
}
}
/**********************************************************/
/*
Toolkit
*/
/**********************************************************/
getint
(a,b) /* return int between a
and b */
int
a,b;
{
int p, i = a - 1;
for
(p=0; ((a > i) || (i > b)); p++)
{
printf ("? : ");
scanf ("%d",&i);
if (p > 2)
{
skipgarb();
p = 0;
}
}
skipgarb();
return
(i);
}
/**********************************************************/
skipgarb() /* Skip input garbage corrupting scanf
*/
{
while
(getchar() != '\n')
{
}
}
