| 1 | /* Copyright (C) 2002-2023 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | |
| 4 | The GNU C Library is free software; you can redistribute it and/or |
| 5 | modify it under the terms of the GNU Lesser General Public |
| 6 | License as published by the Free Software Foundation; either |
| 7 | version 2.1 of the License, or (at your option) any later version. |
| 8 | |
| 9 | The GNU C Library is distributed in the hope that it will be useful, |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | Lesser General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU Lesser General Public |
| 15 | License along with the GNU C Library; if not, see |
| 16 | <https://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #include <errno.h> |
| 19 | #include "semaphoreP.h" |
| 20 | #include <sem_routines.h> |
| 21 | |
| 22 | int |
| 23 | __sem_close (sem_t *sem) |
| 24 | { |
| 25 | if (!__sem_remove_mapping (sem)) |
| 26 | { |
| 27 | __set_errno (EINVAL); |
| 28 | return -1; |
| 29 | } |
| 30 | |
| 31 | return 0; |
| 32 | } |
| 33 | #if PTHREAD_IN_LIBC |
| 34 | versioned_symbol (libc, __sem_close, sem_close, GLIBC_2_34); |
| 35 | # if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_1_1, GLIBC_2_34) |
| 36 | compat_symbol (libpthread, __sem_close, sem_close, GLIBC_2_1_1); |
| 37 | # endif |
| 38 | #else /* !PTHREAD_IN_LIBC */ |
| 39 | strong_alias (__sem_close, sem_close) |
| 40 | #endif |
| 41 | |