libc/src/dirent/dirfd.cpp

   1 //===-- Implementation of dirfd -------------------------------------------===//
   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 "dirfd.h"
  10
  11 #include "src/__support/File/dir.h"
  12 #include "src/__support/common.h"
  13 #include "src/__support/macros/config.h"
  14
  15 #include <dirent.h>
  16
  17 namespace LIBC_NAMESPACE_DECL {
  18
  19 LLVM_LIBC_FUNCTION(int, dirfd, (::DIR * dir)) {
  20   auto *d = reinterpret_cast<LIBC_NAMESPACE::Dir *>(dir);
  21   return d->getfd();
  22 }
  23
  24 } // namespace LIBC_NAMESPACE_DECL