void check(char user1, char user2)
{
int temp=0;
int temp1=0;
char choice2;
v1=v2=head;
while(v1!=NULL)
{
if (v1->value != user1){
v1=v1->next;
temp=1;}
else{
temp=0;
break;}
}
if(temp==1)
{
printf("User %c not found. Do you want to insert? (Y/N)\n", user1);
fflush(stdin);
scanf("%c", &choice2);
if(choice2=='Y'||choice2=='y')
insertuser();
else
main();
}
while(v2!=NULL)
{
if (v2->value != user2){
v2=v2->next;
temp1=1;}
else{
temp1=0;
break;}
}
if(temp1==1)
{
printf("User %c not found. Do you want to insert? (Y/N)\n", user2);
fflush(stdin);
scanf("%c", &choice2);
if(choice2=='Y'||choice2=='y')
insertuser();
else
main();
}
}
main()
{
char user1;
char user2;
int choice;
while(1) {
printf("What do you want to do?\n\n");
printf("1. Insert a user \n2. Insert a friendship \n3. To show friendship \n4. Exit\n");
scanf("%d", &choice);
switch(choice) {
case 1:
insertuser();
printf("\nInserted the user %c into linkedList\n", value1);
break;
case 2:
printf("\nEnter the First user name for friendship!!\n");
fflush(stdin);
scanf("%c",&user1);
printf("\nEnter the Second user name for friendship!!\n");
fflush(stdin);
scanf("%c",&user2);
insertfri(user1,user2);
printf("\nFriendship is built between %c and %c\n",user1,user2);
break;
case 3:
display();
break;
case 4:
printf("\nExiting...\n");
exit(0);
default:
break;
}
}
}
void clinterface::newuser(int fd, char *peer, int portnum, int g)
{
insertuser(new cluser(fd,this,peer,portnum,g));
}
