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* PathLocks::lockPaths: don't allow reacquiring a lock we already

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hold.
This commit is contained in:
Eelco Dolstra 2007-08-28 09:39:03 +00:00
parent 455a7b9577
commit e0d7e47862
2 changed files with 5 additions and 5 deletions
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6
src/libstore/pathlocks.cc
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@ -161,10 +161,8 @@ void PathLocks::lockPaths(const PathSet & _paths, const string & waitMsg)
debug(format("locking path `%1%'") % path);
if (lockedPaths.find(lockPath) != lockedPaths.end()) {
debug(format("already holding lock on `%1%'") % lockPath);
continue;
}
if (lockedPaths.find(lockPath) != lockedPaths.end())
throw Error("deadlock: trying to re-acquire self-held lock");
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