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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-01-20 10:55:18 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-01-20 10:55:18 +0000 |
commit | 70e9163c9c18e995515598085cb824e554eb7ae7 (patch) | |
tree | a42dc8b2a6c031354bf31472de888bfc8a060132 /lib/rewinddir.c | |
parent | cbf5993c43f49281173f185863577d86bfac6eae (diff) | |
download | coreutils-tarball-master.tar.gz |
coreutils-8.25HEADcoreutils-8.25master
Diffstat (limited to 'lib/rewinddir.c')
-rw-r--r-- | lib/rewinddir.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/lib/rewinddir.c b/lib/rewinddir.c new file mode 100644 index 0000000..2a70e7f --- /dev/null +++ b/lib/rewinddir.c @@ -0,0 +1,49 @@ +/* Restart reading the entries of a directory from the beginning. + Copyright (C) 2011-2016 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +/* Specification. */ +#include <dirent.h> + +#include <errno.h> + +#include "dirent-private.h" + +void +rewinddir (DIR *dirp) +{ + /* Like in closedir(). */ + if (dirp->current != INVALID_HANDLE_VALUE) + FindClose (dirp->current); + + /* Like in opendir(). */ + dirp->status = -1; + dirp->current = FindFirstFile (dirp->dir_name_mask, &dirp->entry); + if (dirp->current == INVALID_HANDLE_VALUE) + { + switch (GetLastError ()) + { + case ERROR_FILE_NOT_FOUND: + dirp->status = -2; + break; + default: + /* Save the error code for the next readdir() call. */ + dirp->status = ENOENT; + break; + } + } +} |