jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
4 *
5 * SPDX-License-Identifier: BSD-2-Clause
6 */
7
8#include <AK/DeprecatedString.h>
9#include <LibCore/File.h>
10#include <LibMain/Main.h>
11
12ErrorOr<int> serenity_main(Main::Arguments)
13{
14 auto file = TRY(Core::File::open("/sys/kernel/power_state"sv, Core::File::OpenMode::Write));
15
16 const DeprecatedString file_contents = "1";
17 TRY(file->write_until_depleted(file_contents.bytes()));
18 file->close();
19
20 return 0;
21}