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
  14 #include <dirent.h>
  15
  16 namespace __llvm_libc {
  17
  18 LLVM_LIBC_FUNCTION(int, dirfd, (::DIR * dir)) {
  19   auto *d = reinterpret_cast<__llvm_libc::Dir *>(dir);
  20   return d->getfd();
  21 }
  22
  23 } // namespace __llvm_libc