28 lines · cpp
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-exception6//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 18namespace LIBC_NAMESPACE_DECL {19 20LLVM_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_DECL28