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Diffstat (limited to 'sysdeps/unix/sysv/linux/readdir.c')
-rw-r--r--sysdeps/unix/sysv/linux/readdir.c57
1 files changed, 21 insertions, 36 deletions
diff --git a/sysdeps/unix/sysv/linux/readdir.c b/sysdeps/unix/sysv/linux/readdir.c
index c31f349639..c9a04dc160 100644
--- a/sysdeps/unix/sysv/linux/readdir.c
+++ b/sysdeps/unix/sysv/linux/readdir.c
@@ -28,48 +28,33 @@ __readdir_unlocked (DIR *dirp)
struct dirent *dp;
int saved_errno = errno;
- do
+ if (dirp->offset >= dirp->size)
{
- size_t reclen;
+ /* We've emptied out our buffer. Refill it. */
- if (dirp->offset >= dirp->size)
- {
- /* We've emptied out our buffer. Refill it. */
-
- size_t maxread = dirp->allocation;
- ssize_t bytes;
-
- bytes = __getdents (dirp->fd, dirp->data, maxread);
- if (bytes <= 0)
- {
- /* On some systems getdents fails with ENOENT when the
- open directory has been rmdir'd already. POSIX.1
- requires that we treat this condition like normal EOF. */
- if (bytes < 0 && errno == ENOENT)
- bytes = 0;
-
- /* Don't modifiy errno when reaching EOF. */
- if (bytes == 0)
- __set_errno (saved_errno);
- dp = NULL;
- break;
- }
- dirp->size = (size_t) bytes;
+ size_t maxread = dirp->allocation;
+ ssize_t bytes;
- /* Reset the offset into the buffer. */
- dirp->offset = 0;
+ bytes = __getdents (dirp->fd, dirp->data, maxread);
+ if (bytes <= 0)
+ {
+ /* Linux may fail with ENOENT on some file systems if the
+ directory inode is marked as dead (deleted). POSIX
+ treats this as a regular end-of-directory condition, so
+ do not set errno in that case, to indicate success. */
+ if (bytes == 0 || errno == ENOENT)
+ __set_errno (saved_errno);
+ return NULL;
}
+ dirp->size = (size_t) bytes;
- dp = (struct dirent *) &dirp->data[dirp->offset];
-
- reclen = dp->d_reclen;
-
- dirp->offset += reclen;
-
- dirp->filepos = dp->d_off;
+ /* Reset the offset into the buffer. */
+ dirp->offset = 0;
+ }
- /* Skip deleted files. */
- } while (dp->d_ino == 0);
+ dp = (struct dirent *) &dirp->data[dirp->offset];
+ dirp->offset += dp->d_reclen;
+ dirp->filepos = dp->d_off;
return dp;
}