src/pthread/pthread_attr_init.cpp

//===-- Implementation of the pthread_attr_init ---------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "pthread_attr_init.h"

#include "src/__support/common.h"

#include <linux/param.h> // For EXEC_PAGESIZE.
#include <pthread.h>

namespace __llvm_libc {

LLVM_LIBC_FUNCTION(int, pthread_attr_init, (pthread_attr_t * attr)) {
  *attr = pthread_attr_t{
      false,         // Not detached
      nullptr,       // Let the thread manage its stack
      1 << 16,       // 64KB stack size
      EXEC_PAGESIZE, // Default page size for the guard size.
  };
  return 0;
}

} // namespace __llvm_libc