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#include<stdio.h>
#include<alloc.h>
#include<string.h>
#include<stdlib.h>
struct pbook
{
char fname[20],city[20],street[20];
long id;
long pnum;
long cnum;
}
struct pbook* add(int c)
{
struct pbook *x;
int i=1;
char y,n;
do{
x=(struct pbook *)realloc(x,sizeof(struct pbook)*(i+c));
printf("enter first name\n");
gets(x[c].fname);
printf("enter phone number\n");
scanf("%ld",&x[c].pnum);
printf("cell phone to?\n");
scanf("%c",&n);
if(n=='y')
{
printf("enter cell number\n");
scanf("%ld",&x[c].cnum);
}
printf("enter city\n");
gets(x[c].city);
printf("enter street name\n");
gets(x[c].street);
printf("enter id\n");
scanf("%ld",&x[c].id);
printf("want to add another record? (yes\no)\n");
scanf("%c",&y);
}
while(y=='y');
return(x);
}
void show(int sum,struct pbook *prm)
{
int i;
for (i=0;i<sum;i++)
{
puts(prm.fname);
printf("%ld",prm.pnum);
printf("%ld",prm.cnum);
printf("%ld",prm.id);
puts(prm.street);
puts(prm.city);
}
}
int serch(int sum,struct pbook *pr)
{
char fname2[20];
int i;
printf("enter name to find\n");
gets(fname2);
for(i=0;i<sum;i++)
if(strcmp(fname2,pr.fname)==0)
{
puts(pr.fname);
printf("%ld",pr.pnum);
printf("%ld",pr.cnum);
printf("%ld",pr.id);
puts(pr.street);
puts(pr.city);
}
else
break;
return(i);
}
void main_menu()
{
printf("1.add a new record\n");
printf("2.serch by first name\n");
printf("3.show the phone book\n");
printf("4.delete all records\n");
printf("5.delete records one by one\n");
printf("press esc to exit\n\n\n\n");
printf("enter you choise\n");
}
void del(struct pbook *prb,int c,int sum)
{
struct pbook *point;
int i;
point=(pbook *)realloc(point,sizeof(pbook)*(sum+i));
for(i=0;i<sum&&i!=c;i++)
point=prb;
}
void main()
{
int num=0;
struct pbook *pr;
int a=0,b;
while(a!=29)
{
a=getchar();
main_menu();
switch (a)
{
case '1':
{
pr=(pbook *)realloc(pr,sizeof(pbook)*(num+1));
pr=add(num);
num++;
}
case '2':
serch(num,pr);
case '3':
show(num,pr);
case '4':
free(pr);
case '5':
b=serch(num,pr);
del(pr,b,num);
}
}
}
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