1 | //===-- Implementation for Rwlock's unlock function -----------------------===// |
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #include "src/pthread/pthread_rwlock_unlock.h" |
10 | |
11 | #include "src/__support/common.h" |
12 | #include "src/__support/libc_errno.h" |
13 | #include "src/__support/macros/config.h" |
14 | #include "src/__support/threads/linux/rwlock.h" |
15 | |
16 | #include <pthread.h> |
17 | |
18 | namespace LIBC_NAMESPACE_DECL { |
19 | |
20 | LLVM_LIBC_FUNCTION(int, pthread_rwlock_unlock, (pthread_rwlock_t * rwlock)) { |
21 | if (!rwlock) |
22 | return EINVAL; |
23 | auto *rw = reinterpret_cast<RwLock *>(rwlock); |
24 | return static_cast<int>(rw->unlock()); |
25 | } |
26 | |
27 | } // namespace LIBC_NAMESPACE_DECL |
28 | |