Sha256: 758e01bf503b343174dd3a03352fc5e477deaccde6afe91e137e415a7d92d9f1
Contents?: true
Size: 1.43 KB
Versions: 20
Compression:
Stored size: 1.43 KB
Contents
use crate::fs::{errors, is_root_dir, read_dir_unchecked, FollowSymlinks, Metadata};
use std::path::Component;
use std::{fs, io};
/// Delete the directory referenced by the given handle by searching for it in
/// its `..`. This requires search permission in `..`, but that's usually
/// available.
pub(crate) fn remove_open_dir_by_searching(dir: fs::File) -> io::Result<()> {
let metadata = Metadata::from_file(&dir)?;
let mut iter = read_dir_unchecked(&dir, Component::ParentDir.as_ref(), FollowSymlinks::No)?;
while let Some(child) = iter.next() {
let child = child?;
// Test if the child we found by iteration matches the directory we're
// looking for. Ignore `NotFound` errors, which can happen if another
// process removes a different directory in the same parent.
let same = match child.is_same_file(&metadata) {
Ok(same) => same,
Err(err) if err.kind() == std::io::ErrorKind::NotFound => false,
Err(err) => Err(err)?,
};
if same {
return child.remove_dir();
}
}
// We didn't find the directory among its parent's children. Check for the
// root directory and handle it specially -- removal will probably fail, so
// we'll get the appropriate error code.
if is_root_dir(&dir, &iter)? {
fs::remove_dir(Component::RootDir.as_os_str())
} else {
Err(errors::no_such_file_or_directory())
}
}
Version data entries
20 entries across 20 versions & 1 rubygems