26 lines · cpp
1//===-- Linux implementation of fpathconf ---------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "src/unistd/fpathconf.h"10#include "src/__support/OSUtil/syscall.h" // For internal syscall function.11#include "src/__support/common.h"12#include "src/__support/macros/config.h"13#include "src/sys/statvfs/linux/statfs_utils.h"14#include "src/unistd/linux/pathconf_utils.h"15 16namespace LIBC_NAMESPACE_DECL {17 18LLVM_LIBC_FUNCTION(long, fpathconf, (int fd, int name)) {19 if (cpp::optional<statfs_utils::LinuxStatFs> result =20 statfs_utils::linux_fstatfs(fd))21 return pathconfig(result.value(), name);22 return -1;23}24 25} // namespace LIBC_NAMESPACE_DECL26