1 /*
2 * (c) 2009 Adam Lackorzynski <adam@os.inf.tu-dresden.de>
3 * economic rights: Technische Universität Dresden (Germany)
4 * This file is part of TUD:OS and distributed under the terms of the
5 * GNU Lesser General Public License 2.1.
6 * Please see the COPYING-LGPL-2.1 file for details.
7 */
8
9 #include <sys/types.h>
10 #include <sys/ipc.h>
11 #include <sys/sem.h>
12
13 #include <stdio.h>
14 #include <errno.h>
15
16 union semun
17 {
18 int val;
19 struct semid_ds *buf;
20 unsigned short *array;
21 struct seminfo *info;
22 };
23
ftok(const char * pathname,int proj_id)24 key_t ftok(const char *pathname, int proj_id)
25 {
26 printf("%s(%s, %d)\n", __func__, pathname, proj_id);
27 errno = ENOSYS;
28 return -1;
29 }
30
semget(key_t key,int nsems,int semflg)31 int semget(key_t key, int nsems, int semflg)
32 {
33 printf("%s(%d, %d, %d)\n", __func__, key, nsems, semflg);
34 errno = ENOSYS;
35 return -1;
36 }
37
semctl(int semid,int semnum,int cmd,...)38 int semctl(int semid, int semnum, int cmd, ...)
39 {
40 printf("%s(%d, %d, %d)\n", __func__, semid, semnum, cmd);
41 errno = ENOSYS;
42 return -1;
43 }
44
semop(int semid,struct sembuf * sops,size_t nsops)45 int semop(int semid, struct sembuf *sops, size_t nsops)
46 {
47 printf("%s(%d, %p, %zd)\n", __func__, semid, sops, nsops);
48 errno = ENOSYS;
49 return -1;
50 }
51
52