1/* Copyright (C) 2002-2021 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 <https://www.gnu.org/licenses/>. */
18
19#include <errno.h>
20#include "semaphoreP.h"
21#include <sem_routines.h>
22
23int
24__sem_close (sem_t *sem)
25{
26 if (!__sem_remove_mapping (sem))
27 {
28 __set_errno (EINVAL);
29 return -1;
30 }
31
32 return 0;
33}
34#if PTHREAD_IN_LIBC
35versioned_symbol (libc, __sem_close, sem_close, GLIBC_2_34);
36# if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_1_1, GLIBC_2_34)
37compat_symbol (libpthread, __sem_close, sem_close, GLIBC_2_1_1);
38# endif
39#else /* !PTHREAD_IN_LIBC */
40strong_alias (__sem_close, sem_close)
41#endif
42