Template QUIZ II Sistem Operasi

//library WAJIB
#include <stdio.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <sys/types.h>
#include <sys/sem.h>

//situasional
#include <stdlib.h>
#include <string.h>
#include <time.h>

struct data
{
    //ISI STRUCT
};

int main()
{
  struct sembuf op;
  int shmid = shmget(232323, sizeof(struct data), IPC_CREAT|0666);//232323 alamat bebas yg penting sama
  int semid = semget(232323, 1, IPC_CREAT|0666);
  struct data *dt = (struct data *)shmat(shmid, NULL, 0666);
  semctl(semid, 0, SETVAL, 0);
  do{
    /*
    KODING DISINI untuk client(input)
    CATATAN:pada saat scanf WAJIB DIAKHIRI getchar();
    */
    op.sem_num = 0;
    op.sem_op = -1;//-1 buat server, 1 buat client
    op.sem_flg = 0;
    semop(semid, &op, 1);
    getchar();//getchar() khusus client
    /*
    KODING DISINI untuk server(output)
    CATATAN:pada saat printf WAJIB DIAKHIRI "\n"
    */
  }while(1);
  shmdt(&dt);
  shmctl(shmid, IPC_RMID, 0);
  semctl(semid, 0, IPC_RMID);
  return 0;
}