| //===-- Implementation for Rwlock's destroy function ----------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "src/pthread/pthread_rwlock_destroy.h" |
| |
| #include "src/__support/common.h" |
| #include "src/__support/threads/linux/rwlock.h" |
| |
| #include <errno.h> |
| #include <pthread.h> |
| |
| namespace LIBC_NAMESPACE { |
| |
| LLVM_LIBC_FUNCTION(int, pthread_rwlock_destroy, (pthread_rwlock_t * rwlock)) { |
| if (!rwlock) |
| return EINVAL; |
| auto *rw = reinterpret_cast<RwLock *>(rwlock); |
| RwLock::LockResult res = rw->check_for_destroy(); |
| |
| // this is currently no-op, but we still call the destructor as a symmetry |
| // to its constructor call; |
| if (res == RwLock::LockResult::Success) |
| rw->~RwLock(); |
| |
| return static_cast<int>(res); |
| } |
| |
| } // namespace LIBC_NAMESPACE |