1 /* Copyright (C) 2002, 2007 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19 #include <semaphore.h>
20 #include "semaphoreP.h"
21
22
23 int
sem_getvalue(sem_t * sem,int * sval)24 sem_getvalue (
25 sem_t *sem,
26 int *sval)
27 {
28 struct new_sem *isem = (struct new_sem *) sem;
29
30 /* XXX Check for valid SEM parameter. */
31
32 *sval = isem->value;
33
34 return 0;
35 }
36