1 //===-- Implementation of the pthread_attr_init ---------------------------===// 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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "pthread_attr_init.h" 10 11 #include "src/__support/common.h" 12 13 #include <linux/param.h> // For EXEC_PAGESIZE. 14 #include <pthread.h> 15 16 namespace __llvm_libc { 17 18 LLVM_LIBC_FUNCTION(int, pthread_attr_init, (pthread_attr_t * attr)) { 19 *attr = pthread_attr_t{ 20 false, // Not detached 21 nullptr, // Let the thread manage its stack 22 1 << 16, // 64KB stack size 23 EXEC_PAGESIZE, // Default page size for the guard size. 24 }; 25 return 0; 26 } 27 28 } // namespace __llvm_libc 29