rmdir: Add -p option to remove all directories in each given path

This commit is contained in:
Tim Ledbetter 2023-06-19 18:20:21 +01:00 committed by Jelle Raaijmakers
parent 063efe9cf8
commit 307dc00ee0
Notes: sideshowbarker 2024-07-17 18:08:55 +09:00
2 changed files with 36 additions and 7 deletions

View file

@ -12,6 +12,10 @@ $ rmdir `[directory...]`
Remove given `directory(ies)`, if they are empty
## Options
* `-p`, `--parents`: Remove all directories in each given path
## Arguments
* `directory`: directory(ies) to remove
@ -31,4 +35,7 @@ $ ls -a example
$ rmdir example
$ ls -a example
example: No such file or directory
# Removes foo/bar/baz/, foo/bar/ and foo/
$ rmdir -p foo/bar/baz/
```

View file

@ -1,33 +1,55 @@
/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2023, Tim Ledbetter <timledbetter@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/LexicalPath.h>
#include <AK/Vector.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/System.h>
#include <LibMain/Main.h>
#include <stdio.h>
#include <unistd.h>
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
TRY(Core::System::pledge("stdio cpath"));
Vector<DeprecatedString> paths;
bool remove_parents = false;
Vector<StringView> paths;
Core::ArgsParser args_parser;
args_parser.add_option(remove_parents, "Remove all directories in each given path", "parents", 'p');
args_parser.add_positional_argument(paths, "Directories to remove", "paths");
args_parser.parse(arguments);
int status = 0;
for (auto path : paths) {
int rc = rmdir(path.characters());
if (rc < 0) {
perror("rmdir");
auto remove_directory = [&](StringView path) {
auto maybe_error = Core::System::rmdir(path);
if (maybe_error.is_error()) {
warnln("Failed to remove '{}': {}", path, maybe_error.release_error());
status = 1;
}
return !maybe_error.is_error();
};
for (auto path : paths) {
if (!remove_directory(path) || !remove_parents)
continue;
LexicalPath lexical_path(path);
auto const& path_parts = lexical_path.parts_view();
if (path_parts.size() < 2)
continue;
for (size_t i = path_parts.size() - 1; i > 0; --i) {
auto current_path_parts = path_parts.span().slice(0, i);
LexicalPath current_path { DeprecatedString::join('/', current_path_parts) };
if (!remove_directory(current_path.string()))
break;
}
}
return status;
}