12ce09e68SSiva Chandra Reddy //===-- Linux implementation of the thrd_join function --------------------===// 22ce09e68SSiva Chandra Reddy // 32ce09e68SSiva Chandra Reddy // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 42ce09e68SSiva Chandra Reddy // See https://llvm.org/LICENSE.txt for license information. 52ce09e68SSiva Chandra Reddy // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 62ce09e68SSiva Chandra Reddy // 72ce09e68SSiva Chandra Reddy //===----------------------------------------------------------------------===// 82ce09e68SSiva Chandra Reddy 92ce09e68SSiva Chandra Reddy #include "src/threads/thrd_join.h" 102ce09e68SSiva Chandra Reddy #include "src/__support/common.h" 112ce09e68SSiva Chandra Reddy #include "src/__support/threads/thread.h" 122ce09e68SSiva Chandra Reddy 132ce09e68SSiva Chandra Reddy #include <threads.h> // For thrd_* type definitions. 142ce09e68SSiva Chandra Reddy 152ce09e68SSiva Chandra Reddy namespace __llvm_libc { 162ce09e68SSiva Chandra Reddy 17*f4580c6dSSiva Chandra Reddy static_assert(sizeof(thrd_t) == sizeof(__llvm_libc::Thread), 18*f4580c6dSSiva Chandra Reddy "Mismatch between thrd_t and internal Thread."); 192ce09e68SSiva Chandra Reddy 202ce09e68SSiva Chandra Reddy LLVM_LIBC_FUNCTION(int, thrd_join, (thrd_t * th, int *retval)) { 21*f4580c6dSSiva Chandra Reddy auto *thread = reinterpret_cast<Thread *>(th); 22ad89cf4eSSiva Chandra Reddy int result = thread->join(retval); 23ad89cf4eSSiva Chandra Reddy return result == 0 ? thrd_success : thrd_error; 242ce09e68SSiva Chandra Reddy } 252ce09e68SSiva Chandra Reddy 262ce09e68SSiva Chandra Reddy } // namespace __llvm_libc 27