jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 */
6
7#include <LibCore/ArgsParser.h>
8#include <LibCore/System.h>
9#include <LibMain/Main.h>
10#include <stdio.h>
11#include <unistd.h>
12
13ErrorOr<int> serenity_main(Main::Arguments arguments)
14{
15 TRY(Core::System::pledge("stdio rpath"));
16
17 DeprecatedString path;
18
19 Core::ArgsParser args_parser;
20 args_parser.set_general_help(
21 "Show the 'real' path of a file, by resolving all symbolic links along the way.");
22 args_parser.add_positional_argument(path, "Path to resolve", "path");
23 args_parser.parse(arguments);
24
25 char* value = realpath(path.characters(), nullptr);
26 if (value == nullptr) {
27 perror("realpath");
28 return 1;
29 }
30 outln("{}", value);
31 free(value);
32 return 0;
33}