xref: /aosp_15_r20/external/llvm-libc/src/pthread/pthread_rwlockattr_init.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Implementation of the pthread_rwlockattr_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_rwlockattr_init.h"
10 
11 #include "src/__support/common.h"
12 #include "src/__support/macros/config.h"
13 
14 #include <pthread.h> // pthread_rwlockattr_t, PTHREAD_PROCESS_PRIVATE
15 
16 namespace LIBC_NAMESPACE_DECL {
17 
18 LLVM_LIBC_FUNCTION(int, pthread_rwlockattr_init,
19                    (pthread_rwlockattr_t * attr)) {
20   attr->pshared = PTHREAD_PROCESS_PRIVATE;
21   attr->pref = PTHREAD_RWLOCK_PREFER_READER_NP;
22   return 0;
23 }
24 
25 } // namespace LIBC_NAMESPACE_DECL
26