diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/rewinddir.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/rewinddir.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/rewinddir.c b/sysdeps/unix/sysv/linux/rewinddir.c new file mode 100644 index 0000000000..860bfda004 --- /dev/null +++ b/sysdeps/unix/sysv/linux/rewinddir.c @@ -0,0 +1,41 @@ +/* Copyright (C) 1991-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <stddef.h> +#include <dirent.h> +#include <sys/types.h> +#include <unistd.h> +#include <dirstream.h> + +/* Rewind DIRP to the beginning of the directory. */ +void +__rewinddir (DIR *dirp) +{ +#if IS_IN (libc) + __libc_lock_lock (dirp->lock); +#endif + (void) __lseek (dirp->fd, (off_t) 0, SEEK_SET); + dirp->filepos = 0; + dirp->offset = 0; + dirp->size = 0; + dirp->errcode = 0; +#if IS_IN (libc) + __libc_lock_unlock (dirp->lock); +#endif +} +libc_hidden_def (__rewinddir) +weak_alias (__rewinddir, rewinddir) |