1 //===-- Implementation of the pthread_attr_setguardsize -----------------===// 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_setguardsize.h" 10 11 #include "src/__support/common.h" 12 13 #include <errno.h> 14 #include <linux/param.h> // For EXEC_PAGESIZE. 15 #include <pthread.h> 16 17 namespace LIBC_NAMESPACE { 18 19 LLVM_LIBC_FUNCTION(int, pthread_attr_setguardsize, 20 (pthread_attr_t *__restrict attr, size_t guardsize)) { 21 if (guardsize % EXEC_PAGESIZE != 0) 22 return EINVAL; 23 attr->__guardsize = guardsize; 24 return 0; 25 } 26 27 } // namespace LIBC_NAMESPACE 28