#include <stdio.h>
#include <sys/ipc.h>
#include <sys/shm.h>

int main()
{
	// Generate a unique key using ftok
	key_t key = ftok("shmfile", 65);

	// Get an identifier for the shared memory segment using shmget
	int shmid = shmget(key, 1024, 0666 | IPC_CREAT);
      printf("Shared memory id = %d \n",shmid);
// Attach to the shared memory segment using shmat
	char* str = (char*)shmat(shmid, (void*)0, 0);
	
    printf("Write Data : ");
	fgets(str, 1024, stdin);

	printf("Data written in memory: %s\n", str);

	// Detach from the shared memory segment using shmdt
	shmdt(str);

	return 0;
}