#include <sys/types.h>
#include <sys/stat.h>
#include <sys/sem.h>
#include <sys/shm.h>
#include "binary_sems.h"        /* Declares our binary semaphore functions */
#include "mm.h"        /* Declares our binary semaphore functions */

#define SEM_KEY 0x5678
#define OBJ_PERMS (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP)
/* Two semaphores are used to ensure exclusive, alternating access
   to the shared memory segment */

#define WRITE_SEM 0             /* Writer has access to shared memory */
#define READ_SEM 1              /* Reader has access to shared memory */

struct Item
{
	int pic;
	int info;
	
};