1 //===-- Implementation of readdir -----------------------------------------===// 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 "readdir.h" 10 11 #include "src/__support/File/dir.h" 12 #include "src/__support/common.h" 13 #include "src/__support/macros/config.h" 14 #include "src/errno/libc_errno.h" 15 16 #include <dirent.h> 17 18 namespace LIBC_NAMESPACE_DECL { 19 20 LLVM_LIBC_FUNCTION(struct ::dirent *, readdir, (::DIR * dir)) { 21 auto *d = reinterpret_cast<LIBC_NAMESPACE::Dir *>(dir); 22 auto dirent_val = d->read(); 23 if (!dirent_val) { 24 libc_errno = dirent_val.error(); 25 return nullptr; 26 } 27 return dirent_val.value(); 28 } 29 30 } // namespace LIBC_NAMESPACE_DECL 31