1/*-
2 * Copyright (c) 2002 Doug Rabson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27
28
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD$");
31
32#define _WANT_SEMUN_OLD
33
34#include <sys/types.h>
35#include <sys/ipc.h>
36#include <sys/sem.h>
37#include <stdarg.h>
38#include <stdlib.h>
39
40int	__semctl(int semid, int semnum, int cmd, union semun *arg);
41int	freebsd7___semctl(int semid, int semnum, int cmd, union semun_old *arg);
42
43int
44semctl(int semid, int semnum, int cmd, ...)
45{
46	va_list ap;
47	union semun semun;
48	union semun *semun_ptr;
49
50	va_start(ap, cmd);
51	if (cmd == IPC_SET || cmd == IPC_STAT || cmd == GETALL
52	    || cmd == SETVAL || cmd == SETALL) {
53		semun = va_arg(ap, union semun);
54		semun_ptr = &semun;
55	} else {
56		semun_ptr = NULL;
57	}
58	va_end(ap);
59
60	return (__semctl(semid, semnum, cmd, semun_ptr));
61}
62
63int
64freebsd7_semctl(int semid, int semnum, int cmd, ...)
65{
66	va_list ap;
67	union semun_old semun;
68	union semun_old *semun_ptr;
69
70	va_start(ap, cmd);
71	if (cmd == IPC_SET || cmd == IPC_STAT || cmd == GETALL
72	    || cmd == SETVAL || cmd == SETALL) {
73		semun = va_arg(ap, union semun_old);
74		semun_ptr = &semun;
75	} else {
76		semun_ptr = NULL;
77	}
78	va_end(ap);
79
80	return (freebsd7___semctl(semid, semnum, cmd, semun_ptr));
81}
82
83__sym_compat(semctl, freebsd7_semctl, FBSD_1.0);
84