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1 //===-- Implementation of the pthread_mutexattr_getrobust -----------------===//
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_mutexattr_getrobust.h"
10 #include "pthread_mutexattr.h"
11 
12 #include "src/__support/common.h"
13 
14 #include <errno.h>
15 
16 namespace LIBC_NAMESPACE {
17 
18 LLVM_LIBC_FUNCTION(int, pthread_mutexattr_getrobust,
19                    (const pthread_mutexattr_t *__restrict attr,
20                     int *__restrict robust)) {
21   *robust = (*attr & unsigned(PThreadMutexAttrPos::ROBUST_MASK)) >>
22             unsigned(PThreadMutexAttrPos::ROBUST_SHIFT);
23   return 0;
24 }
25 
26 } // namespace LIBC_NAMESPACE
27