blob: 20096a7be1bf1233ff4703ae271f1b602bfd135c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
//===-- Linux implementation of the thrd_join function --------------------===//
//
// 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 "src/threads/thrd_join.h"
#include "src/__support/common.h"
#include "src/__support/threads/thread.h"
#include <threads.h> // For thrd_* type definitions.
namespace __llvm_libc {
static_assert(sizeof(thrd_t) == sizeof(__llvm_libc::Thread<int>),
"Mismatch between thrd_t and internal Thread<int>.");
LLVM_LIBC_FUNCTION(int, thrd_join, (thrd_t * th, int *retval)) {
auto *thread = reinterpret_cast<Thread<int> *>(th);
int result = thread->join();
if (result == 0) {
*retval = thread->return_value();
return thrd_success;
}
return thrd_error;
}
} // namespace __llvm_libc
|
