forked from lix-project/lix
If gc-keep-derivations is set, only keep the actual deriver
This prevents zillions of derivations from being kept, and fixes an infinite recursion in the garbage collector (due to an obscure cycle that can occur with fixed-output derivations).
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@ -473,7 +473,7 @@ bool LocalStore::tryToDelete(GCState & state, const Path & path)
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if (state.gcKeepDerivations && isDerivation(p)) {
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PathSet outputs = queryDerivationOutputs(p);
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foreach (PathSet::iterator, i, outputs)
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if (isValidPath(*i)) todo.insert(*i);
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if (isValidPath(*i) && queryDeriver(*i) == p) todo.insert(*i);
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}
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/* If gc-keep-outputs is set, then don't delete this path
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if there are derivers of this path that are not
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