| 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 | 
