sem.h File Reference

API published in:
API deprecated in:

#include <sys/ipc.h>
#include <sys/cdefs.h>
#include <sys/_types.h>


Data Structures
struct	sem
struct	semid_ds
struct	sembuf
union	semun
Defines
#define	SEM_UNDO 010000
#define	GETNCNT 3
#define	GETPID 4
#define	GETVAL 5
#define	GETALL 6
#define	GETZCNT 7
#define	SETVAL 8
#define	SETALL 9
#define	SEM_STAT 10
#define	SEM_INFO 11
#define	SEM_A IPC_W
#define	SEM_R IPC_R
Typedefs
typedef __size_t	size_t
typedef __pid_t	pid_t
Functions
__BEGIN_DECLS IMPORT_C int	semget (key_t key, int nsems, int semflg)
IMPORT_C int	semop (int semid, struct sembuf *sops, unsigned nsops)
IMPORT_C int	semctl (int semid, int semnum, int cmd,...)

Define Documentation

#define GETALL 6

#define GETNCNT 3

#define GETPID 4

#define GETVAL 5

#define GETZCNT 7

#define SEM_A IPC_W

#define SEM_INFO 11

#define SEM_R IPC_R

#define SEM_STAT 10

#define SEM_UNDO 010000

#define SETALL 9

#define SETVAL 8

typedef __pid_t pid_t

typedef __size_t size_t

__BEGIN_DECLS IMPORT_C int semget	(	key_t	key,
		int	nsems,
		int	semflg
	)