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rm: fix for -rf ./ and variants silently delete current directoryFix/rm fr #9924

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rm: fix for -rf ./ and variants silently delete current directoryFix/rm fr #9924

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d0e5af2
rm: fix for -rf ./ and variants silently delete current directory con…
jacek-kurlit Dec 21, 2025
5eab20c
tests/rm: added checks for silent removal
jacek-kurlit Dec 21, 2025
59509e2
tests/rm: added silent removal checks for windows
jacek-kurlit Dec 21, 2025
cff274c
Merge branch 'tmp'
jacek-kurlit Dec 30, 2025
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2 changes: 2 additions & 0 deletions src/uu/rm/src/rm.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -851,7 +851,9 @@ fn path_is_current_or_parent_directory(path: &Path) -> bool {
let dir_separator = MAIN_SEPARATOR as u8;
if let Ok(path_bytes) = path_str {
return path_bytes == ([b'.'])
|| path_bytes == ([b'.', dir_separator])
|| path_bytes == ([b'.', b'.'])
|| path_bytes == ([b'.', b'.', dir_separator])
|| path_bytes.ends_with(&[dir_separator, b'.'])
|| path_bytes.ends_with(&[dir_separator, b'.', b'.'])
|| path_bytes.ends_with(&[dir_separator, b'.', dir_separator])
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37 changes: 37 additions & 0 deletions tests/by-util/test_rm.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -767,12 +767,22 @@ fn test_current_or_parent_dir_rm4() {

at.mkdir("d");

let file_1 = "file1";
let file_2 = "d/file2";

at.touch(file_1);
at.touch(file_2);

let answers = [
"rm: refusing to remove '.' or '..' directory: skipping 'd/.'",
"rm: refusing to remove '.' or '..' directory: skipping 'd/./'",
"rm: refusing to remove '.' or '..' directory: skipping 'd/./'",
"rm: refusing to remove '.' or '..' directory: skipping 'd/..'",
"rm: refusing to remove '.' or '..' directory: skipping 'd/../'",
"rm: refusing to remove '.' or '..' directory: skipping '.'",
"rm: refusing to remove '.' or '..' directory: skipping './'",
"rm: refusing to remove '.' or '..' directory: skipping '../'",
"rm: refusing to remove '.' or '..' directory: skipping '..'",
];
let std_err_str = ts
.ucmd()
Expand All @@ -782,12 +792,20 @@ fn test_current_or_parent_dir_rm4() {
.arg("d/.////")
.arg("d/..")
.arg("d/../")
.arg(".")
.arg("./")
.arg("../")
.arg("..")
.fails()
.stderr_move_str();

for (idx, line) in std_err_str.lines().enumerate() {
assert_eq!(line, answers[idx]);
}
// checks that no file was silently removed
assert!(at.dir_exists("d"));
assert!(at.file_exists(file_1));
assert!(at.file_exists(file_2));
}

#[test]
Expand All @@ -798,12 +816,22 @@ fn test_current_or_parent_dir_rm4_windows() {

at.mkdir("d");

let file_1 = "file1";
let file_2 = "d/file2";

at.touch(file_1);
at.touch(file_2);

let answers = [
"rm: refusing to remove '.' or '..' directory: skipping 'd\\.'",
"rm: refusing to remove '.' or '..' directory: skipping 'd\\.\\'",
"rm: refusing to remove '.' or '..' directory: skipping 'd\\.\\'",
"rm: refusing to remove '.' or '..' directory: skipping 'd\\..'",
"rm: refusing to remove '.' or '..' directory: skipping 'd\\..\\'",
"rm: refusing to remove '.' or '..' directory: skipping '.'",
"rm: refusing to remove '.' or '..' directory: skipping '.\\'",
"rm: refusing to remove '.' or '..' directory: skipping '..'",
"rm: refusing to remove '.' or '..' directory: skipping '..\\'",
];
let std_err_str = ts
.ucmd()
Expand All @@ -813,12 +841,21 @@ fn test_current_or_parent_dir_rm4_windows() {
.arg("d\\.\\\\\\\\")
.arg("d\\..")
.arg("d\\..\\")
.arg(".")
.arg(".\\")
.arg("..")
.arg("..\\")
.fails()
.stderr_move_str();

for (idx, line) in std_err_str.lines().enumerate() {
assert_eq!(line, answers[idx]);
}

// checks that no file was silently removed
assert!(at.dir_exists("d"));
assert!(at.file_exists(file_1));
assert!(at.file_exists(file_2));
}

#[test]
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