xref: /aosp_15_r20/external/llvm-libc/src/pthread/pthread_setspecific.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Linux implementation of the pthread_setspecific function ----------===//
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_setspecific.h"
10 
11 #include "src/__support/common.h"
12 #include "src/__support/macros/config.h"
13 #include "src/__support/threads/thread.h"
14 #include "src/errno/libc_errno.h"
15 
16 #include <pthread.h>
17 
18 namespace LIBC_NAMESPACE_DECL {
19 
20 LLVM_LIBC_FUNCTION(int, pthread_setspecific,
21                    (pthread_key_t key, const void *data)) {
22   if (set_tss_value(key, const_cast<void *>(data)))
23     return 0;
24   else
25     return EINVAL;
26 }
27 
28 } // namespace LIBC_NAMESPACE_DECL
29