1 | #pragma once |
---|---|
2 | |
3 | #include <string> |
4 | #include <boost/noncopyable.hpp> |
5 | |
6 | |
7 | namespace DB |
8 | { |
9 | |
10 | |
11 | /** Provides that no more than one server works with one data directory. |
12 | */ |
13 | class StatusFile : private boost::noncopyable |
14 | { |
15 | public: |
16 | explicit StatusFile(const std::string & path_); |
17 | ~StatusFile(); |
18 | |
19 | private: |
20 | const std::string path; |
21 | int fd = -1; |
22 | }; |
23 | |
24 | |
25 | } |
26 |