minix3/tests/ipc/lib/ipcsem.h

65 lines
1.7 KiB
C
Raw Normal View History

2020-02-21 00:59:27 +05:30
/*
*
* Copyright (c) International Business Machines Corp., 2001
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* ipcsem.h - common definitions for the IPC semaphore tests
*/
#ifndef __IPCSEM_H
#define __IPCSEM_H
#include <errno.h>
#include <sys/ipc.h>
#include <sys/sem.h>
#include "test.h"
#include "usctest.h"
void cleanup(void);
void setup(void);
#define SEM_RD 0400
#define SEM_ALT 0200
#define SEM_RA SEM_RD | SEM_ALT
#define PSEMS 10 /* a reasonable value for the number of */
/* "primitive semaphores" per ID */
#if (!defined CONFIG_COLDFIRE || defined LIBIPC)
key_t semkey; /* an IPC key generated by ftok() */
#else
extern key_t semkey; /* an IPC key generated by ftok() */
#endif
union semun {
int val; /* value for SETVAL */
struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */
unsigned short *array; /* array for GETALL & SETALL */
struct seminfo *ipc_buf; /* buffer for IPC_INFO */
};
void rm_sema(int sem_id);
void check_root(void);
int getipckey(void);
int getuserid(char *);
#endif /* ipcsem.h */