xref: /aosp_15_r20/external/llvm-libc/src/dirent/opendir.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Implementation of opendir -----------------------------------------===//
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 "opendir.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(::DIR *, opendir, (const char *name)) {
21   auto dir = Dir::open(name);
22   if (!dir) {
23     libc_errno = dir.error();
24     return nullptr;
25   }
26   return reinterpret_cast<DIR *>(dir.value());
27 }
28 
29 } // namespace LIBC_NAMESPACE_DECL
30