1*71db0c75SAndroid Build Coastguard Worker //===-- Implementation for Rwlock's destroy function ----------------------===// 2*71db0c75SAndroid Build Coastguard Worker // 3*71db0c75SAndroid Build Coastguard Worker // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*71db0c75SAndroid Build Coastguard Worker // See https://llvm.org/LICENSE.txt for license information. 5*71db0c75SAndroid Build Coastguard Worker // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*71db0c75SAndroid Build Coastguard Worker // 7*71db0c75SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===// 8*71db0c75SAndroid Build Coastguard Worker 9*71db0c75SAndroid Build Coastguard Worker #include "src/pthread/pthread_rwlock_destroy.h" 10*71db0c75SAndroid Build Coastguard Worker 11*71db0c75SAndroid Build Coastguard Worker #include "src/__support/common.h" 12*71db0c75SAndroid Build Coastguard Worker #include "src/__support/macros/config.h" 13*71db0c75SAndroid Build Coastguard Worker #include "src/__support/threads/linux/rwlock.h" 14*71db0c75SAndroid Build Coastguard Worker 15*71db0c75SAndroid Build Coastguard Worker #include <pthread.h> 16*71db0c75SAndroid Build Coastguard Worker 17*71db0c75SAndroid Build Coastguard Worker namespace LIBC_NAMESPACE_DECL { 18*71db0c75SAndroid Build Coastguard Worker 19*71db0c75SAndroid Build Coastguard Worker LLVM_LIBC_FUNCTION(int, pthread_rwlock_destroy, (pthread_rwlock_t * rwlock)) { 20*71db0c75SAndroid Build Coastguard Worker if (!rwlock) 21*71db0c75SAndroid Build Coastguard Worker return EINVAL; 22*71db0c75SAndroid Build Coastguard Worker auto *rw = reinterpret_cast<RwLock *>(rwlock); 23*71db0c75SAndroid Build Coastguard Worker RwLock::LockResult res = rw->check_for_destroy(); 24*71db0c75SAndroid Build Coastguard Worker 25*71db0c75SAndroid Build Coastguard Worker // this is currently no-op, but we still call the destructor as a symmetry 26*71db0c75SAndroid Build Coastguard Worker // to its constructor call; 27*71db0c75SAndroid Build Coastguard Worker if (res == RwLock::LockResult::Success) 28*71db0c75SAndroid Build Coastguard Worker rw->~RwLock(); 29*71db0c75SAndroid Build Coastguard Worker 30*71db0c75SAndroid Build Coastguard Worker return static_cast<int>(res); 31*71db0c75SAndroid Build Coastguard Worker } 32*71db0c75SAndroid Build Coastguard Worker 33*71db0c75SAndroid Build Coastguard Worker } // namespace LIBC_NAMESPACE_DECL 34