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#ifndef __SYS_SEM_H
#define __SYS_SEM_H
#include <stddef.h>
#include <sys/ipc.h>
#include <time.h>
#define SEM_UNDO 0x1000
#define GETNCNT 14
#define GETPID 11
#define GETVAL 12
#define GETALL 13
#define GETZCNT 15
#define SETVAL 16
#define SETALL 17
typedef __INT64_TYPE__ pid_t;
typedef __SIZE_TYPE__ size_t;
typedef __INT64_TYPE__ time_t;
typedef __UINT32_TYPE__ uid_t;
typedef __UINT32_TYPE__ gid_t;
typedef __UINT32_TYPE__ mode_t;
typedef __INT32_TYPE__ key_t;
struct semid_ds {
struct ipc_perm sem_perm;
unsigned short sem_nsems;
time_t sem_otime;
time_t sem_ctime;
};
struct sembuf {
unsigned short sem_num;
short sem_op;
short sem_flg;
};
int semctl(int, int, int, ...);
int semget(key_t, int, int);
int semop(int, struct sembuf *, size_t);
#endif
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