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Yet another rewrite of the garbage collector

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But this time it's *obviously* correct!  No more segfaults due to
infinite recursions for sure, etc.

Also, move directories to /nix/store/trash instead of renaming them to
/nix/store/bla-gc-<pid>.  Then we can just delete /nix/store/trash at
the end.
This commit is contained in:
Eelco Dolstra 2012-12-20 17:32:15 +01:00
parent 9c29a2ed35
commit 06f62defe6
2 changed files with 145 additions and 138 deletions
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6
src/libstore/local-store.hh
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@ -276,7 +276,11 @@ private:
void deleteGarbage(GCState & state, const Path & path);
bool tryToDelete(GCState & state, const Path & path);
void tryToDelete(GCState & state, const Path & path);
bool canReachRoot(GCState & state, PathSet & visited, const Path & path);
void deletePathRecursive(GCState & state, const Path & path);
bool isActiveTempFile(const GCState & state,
const Path & path, const string & suffix);