xref: /aosp_15_r20/external/llvm-libc/src/pthread/pthread_rwlockattr_setpshared.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Implementation of the pthread_rwlockattr_setpshared ---------------===//
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_setpshared.h"
10 
11 #include "src/__support/common.h"
12 #include "src/__support/macros/config.h"
13 #include "src/errno/libc_errno.h"
14 
15 #include <pthread.h> // pthread_rwlockattr_t, PTHREAD_PROCESS_SHARED, PTHREAD_PROCESS_PRIVATE
16 
17 namespace LIBC_NAMESPACE_DECL {
18 
19 LLVM_LIBC_FUNCTION(int, pthread_rwlockattr_setpshared,
20                    (pthread_rwlockattr_t * attr, int pshared)) {
21   if (pshared != PTHREAD_PROCESS_SHARED && pshared != PTHREAD_PROCESS_PRIVATE)
22     return EINVAL;
23 
24   attr->pshared = pshared;
25   return 0;
26 }
27 
28 } // namespace LIBC_NAMESPACE_DECL
29