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seta75D 2e8a93c394 Init
2021-10-11 18:20:23 -03:00

49 lines
793 B
C

#if !defined(lint) && defined(SCCSIDS)
static char sccsid[] = "@(#)shmsys.c 1.1 92/07/30 SMI"; /* from S5R2 1.3 */
#endif
#include <syscall.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/shm.h>
/* shmsys dispatch argument */
#define SHMAT 0
#define SHMCTL 1
#define SHMDT 2
#define SHMGET 3
char *
shmat(shmid, shmaddr, shmflg)
int shmid;
char *shmaddr;
int shmflg;
{
return ((char *)syscall(SYS_shmsys, SHMAT, shmid, shmaddr, shmflg));
}
shmctl(shmid, cmd, buf)
int shmid, cmd;
struct shmid_ds *buf;
{
return (syscall(SYS_shmsys, SHMCTL, shmid, cmd, buf));
}
shmdt(shmaddr)
char *shmaddr;
{
return (syscall(SYS_shmsys, SHMDT, shmaddr));
}
shmget(key, size, shmflg)
key_t key;
int size, shmflg;
{
return (syscall(SYS_shmsys, SHMGET, key, size, shmflg));
}