Sha256: b1eb9352a4be0a086e3a98266576ece38e74370366b174de45bd19a1dc94d279
Contents?: true
Size: 1.07 KB
Versions: 39
Compression:
Stored size: 1.07 KB
Contents
use crate::fs::{errors, read_link_unchecked, MAX_SYMLINK_EXPANSIONS};
use std::ffi::OsStr;
use std::path::{Path, PathBuf};
use std::{fs, io};
/// This is a wrapper around `read_link_unchecked` which performs a single
/// symlink expansion on a single path component, and which enforces the
/// recursion limit.
pub(super) fn read_link_one(
base: &fs::File,
name: &OsStr,
symlink_count: &mut u8,
reuse: PathBuf,
) -> io::Result<PathBuf> {
let name: &Path = name.as_ref();
assert!(
name.as_os_str().is_empty() || name.file_name().is_some(),
"read_link_one expects a single normal path component, got '{}'",
name.display()
);
assert!(
name.as_os_str().is_empty() || name.parent().unwrap().as_os_str().is_empty(),
"read_link_one expects a single normal path component, got '{}'",
name.display()
);
if *symlink_count == MAX_SYMLINK_EXPANSIONS {
return Err(errors::too_many_symlinks());
}
let destination = read_link_unchecked(base, name, reuse)?;
*symlink_count += 1;
Ok(destination)
}
Version data entries
39 entries across 39 versions & 1 rubygems