1 /* Copyright (C) 1991-2022 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
4    The GNU C Library is free software; you can redistribute it and/or
5    modify it under the terms of the GNU Lesser General Public
6    License as published by the Free Software Foundation; either
7    version 2.1 of the License, or (at your option) any later version.
8 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library; if not, see
16    <https://www.gnu.org/licenses/>.  */
17 
18 #include <stddef.h>
19 #include <dirent.h>
20 #include <sys/types.h>
21 #include <unistd.h>
22 #include <dirstream.h>
23 
24 /* Rewind DIRP to the beginning of the directory.  */
25 void
__rewinddir(DIR * dirp)26 __rewinddir (DIR *dirp)
27 {
28 #if IS_IN (libc)
29   __libc_lock_lock (dirp->lock);
30 #endif
31   (void) __lseek (dirp->fd, (off_t) 0, SEEK_SET);
32   dirp->filepos = 0;
33   dirp->offset = 0;
34   dirp->size = 0;
35   dirp->errcode = 0;
36 #if IS_IN (libc)
37   __libc_lock_unlock (dirp->lock);
38 #endif
39 }
40 libc_hidden_def (__rewinddir)
41 weak_alias (__rewinddir, rewinddir)
42