#ifndef SEMAPHORE_H
#define SEMAPHORE_H

#include <sys/ipc.h>

#define CLIENT0 0
#define CLIENT1 1
#define SERVER 2

#define SEMKEY 'P'

extern int _SEMID;

void setupServerSem();
void setupClientSem();

int getSemid(key_t key, int size);
void semOp(int semid, short sem_num, short sem_op);

#endif

/************************************ 
*VR471576
*Lorenzo Bianchi 
*16/06/2023
*************************************/