1//===-- Linux implementation of fchdir ------------------------------------===//
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 "src/unistd/fchdir.h"
10
11#include "src/__support/OSUtil/syscall.h" // For internal syscall function.
12#include "src/__support/common.h"
13
14#include "src/errno/libc_errno.h"
15#include <sys/syscall.h> // For syscall numbers.
16
17namespace LIBC_NAMESPACE {
18
19LLVM_LIBC_FUNCTION(int, fchdir, (int fd)) {
20 int ret = LIBC_NAMESPACE::syscall_impl<int>(SYS_fchdir, ts: fd);
21 if (ret < 0) {
22 libc_errno = -ret;
23 return -1;
24 }
25 return 0;
26}
27
28} // namespace LIBC_NAMESPACE
29

source code of libc/src/unistd/linux/fchdir.cpp