mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-22 15:40:19 +00:00
32 lines
558 B
C++
32 lines
558 B
C++
/*
|
|
* Copyright (c) 2021, Peter Elliott <pelliott@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
namespace Core {
|
|
|
|
class LockFile {
|
|
public:
|
|
enum class Type {
|
|
Exclusive,
|
|
Shared
|
|
};
|
|
|
|
LockFile(LockFile const& other) = delete;
|
|
LockFile(char const* filename, Type type = Type::Exclusive);
|
|
~LockFile();
|
|
|
|
bool is_held() const;
|
|
int error_code() const { return m_errno; }
|
|
void release();
|
|
|
|
private:
|
|
int m_fd { -1 };
|
|
int m_errno { 0 };
|
|
char const* m_filename { nullptr };
|
|
};
|
|
|
|
}
|