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* When finding live paths, the deriver need not be valid.

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This commit is contained in:
Eelco Dolstra 2005-03-25 14:31:12 +00:00
parent ebe342c9c1
commit 298dd487bb
1 changed files with 4 additions and 1 deletions
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5
src/libstore/gc.cc
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@ -333,8 +333,11 @@ void collectGarbage(GCAction action, PathSet & result)
for (PathSet::iterator i = livePaths.begin();
i != livePaths.end(); ++i)
{
/* Note that the deriver need not be valid (e.g., if we
previously ran the collector with `gcKeepDerivations'
turned off). */
Path deriver = queryDeriver(noTxn, *i);
if (deriver != "")
if (deriver != "" && isValidPath(deriver))
computeFSClosure(deriver, livePaths);
}
}