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* Make lock removal safe by signalling to blocked processes that the

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lock they are waiting on has become stale (we do this by writing a
  meaningless token to the unlinked file).
This commit is contained in:
Eelco Dolstra 2005-01-27 12:19:25 +00:00
parent a24b78e9f1
commit 59682e6188
4 changed files with 52 additions and 21 deletions
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4
src/libstore/pathlocks.hh
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@ -12,8 +12,8 @@ bool lockFile(int fd, LockType lockType, bool wait);
class PathLocks
{
private:
list<int> fds;
Paths paths;
typedef pair<int, Path> FDPair;
list<FDPair> fds;
bool deletePaths;
public: