1*71db0c75SAndroid Build Coastguard Worker //===-- Linux implementation of the thrd_join 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/threads/thrd_join.h" 10*71db0c75SAndroid Build Coastguard Worker #include "src/__support/common.h" 11*71db0c75SAndroid Build Coastguard Worker #include "src/__support/macros/config.h" 12*71db0c75SAndroid Build Coastguard Worker #include "src/__support/threads/thread.h" 13*71db0c75SAndroid Build Coastguard Worker 14*71db0c75SAndroid Build Coastguard Worker #include <threads.h> // For thrd_* type definitions. 15*71db0c75SAndroid Build Coastguard Worker 16*71db0c75SAndroid Build Coastguard Worker namespace LIBC_NAMESPACE_DECL { 17*71db0c75SAndroid Build Coastguard Worker 18*71db0c75SAndroid Build Coastguard Worker static_assert(sizeof(thrd_t) == sizeof(LIBC_NAMESPACE::Thread), 19*71db0c75SAndroid Build Coastguard Worker "Mismatch between thrd_t and internal Thread."); 20*71db0c75SAndroid Build Coastguard Worker 21*71db0c75SAndroid Build Coastguard Worker LLVM_LIBC_FUNCTION(int, thrd_join, (thrd_t th, int *retval)) { 22*71db0c75SAndroid Build Coastguard Worker auto *thread = reinterpret_cast<Thread *>(&th); 23*71db0c75SAndroid Build Coastguard Worker int result = thread->join(retval); 24*71db0c75SAndroid Build Coastguard Worker return result == 0 ? thrd_success : thrd_error; 25*71db0c75SAndroid Build Coastguard Worker } 26*71db0c75SAndroid Build Coastguard Worker 27*71db0c75SAndroid Build Coastguard Worker } // namespace LIBC_NAMESPACE_DECL 28