Function cap_primitives::fs::open_dir

source · 
pub fn open_dir(start: &File, path: &Path) -> Result<File>
Expand description

Open a directory by performing an openat-like operation, ensuring that the resolution of the path never escapes the directory tree rooted at start.

Examples found in repository?
src/fs/via_parent/open_parent.rs (line 24)
15
16
17
18
19
20
21
22
23
24
25
26
27
28

pub(super) fn open_parent<'path, 'borrow>(
    start: MaybeOwnedFile<'borrow>,
    path: &'path Path,
) -> io::Result<(MaybeOwnedFile<'borrow>, &'path OsStr)> {
    let (dirname, basename) = split_parent(path).ok_or_else(errors::no_such_file_or_directory)?;

    let dir = if dirname.as_os_str().is_empty() {
        start
    } else {
        MaybeOwnedFile::owned(open_dir(&start, dirname)?)
    };

    Ok((dir, basename.as_os_str()))
}