about summary refs log blame commit diff
path: root/src/libstore/pathlocks.hh
blob: 2fd0e0d1ed525981cd66f6443db1f25d5663b1fc (plain) (tree)
1
2
3
4
5
6
7
8
9
10
11





                     




                                                    


                

                                   
                     

       
                



                                          
                 
                                       



                           
#ifndef __PATHLOCKS_H
#define __PATHLOCKS_H

#include "util.hh"


typedef enum LockType { ltRead, ltWrite, ltNone };

bool lockFile(int fd, LockType lockType, bool wait);


class PathLocks 
{
private:
    typedef pair<int, Path> FDPair;
    list<FDPair> fds;
    bool deletePaths;

public:
    PathLocks();
    PathLocks(const PathSet & paths,
        const string & waitMsg = "");
    void lockPaths(const PathSet & _paths,
        const string & waitMsg = "");
    ~PathLocks();
    void setDeletion(bool deletePaths);
};


#endif /* !__PATHLOCKS_H */