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Don't create unnecessary substitution goals for derivations

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Eelco Dolstra 2014-11-24 16:44:35 +01:00
parent 215745415e
commit 9e3389c337
1 changed files with 5 additions and 0 deletions
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5
src/libstore/build.cc
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@ -924,6 +924,11 @@ void DerivationGoal::init()
/* The first thing to do is to make sure that the derivation /* The first thing to do is to make sure that the derivation
exists. If it doesn't, it may be created through a exists. If it doesn't, it may be created through a
substitute. */ substitute. */
if (buildMode == bmNormal && worker.store.isValidPath(drvPath)) {
haveDerivation();
return;
}
addWaitee(worker.makeSubstitutionGoal(drvPath)); addWaitee(worker.makeSubstitutionGoal(drvPath));
state = &DerivationGoal::haveDerivation; state = &DerivationGoal::haveDerivation;