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Replaced calls to drvFromPath with database calls.

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This commit is contained in:
Wouter den Breejen 2007-10-19 16:43:37 +00:00
parent 1747d649c5
commit 588356c30a
11 changed files with 158 additions and 154 deletions
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9
src/nix-env/nix-env.cc
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@ -671,15 +671,8 @@ static void installDerivations(Globals & globals,
){
string oldStatePath;
//query old state path
PathSet derivers = store->queryDerivers(i->queryOutPath(globals.state), newStateIdentifier, queryCurrentUsername()); //TODO Check if username if ok
if(derivers.size() != 1)
throw Error(format("Internal Error: There is not exactly one deriver with state_identifier '%1%' for path '%2%'")
% newStateIdentifier % i->queryOutPath(globals.state));
Path oldDrvPath = *(derivers.begin());
Derivation oldDrv = derivationFromPath(oldDrvPath);
oldStatePath = oldDrv.stateOutputs.find("state")->second.statepath;
Path oldStatePath = store->lookupStatePath(i->queryOutPath(globals.state), newStateIdentifier, queryCurrentUsername());
//SharePaths
printMsg(lvlError, format("Sharing state from old <-- new component '%1%' <-- '%2%'") % oldStatePath % newStatePath);