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* Fixed very old transactional bug that caused a freeze sometimes

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* State components that get their state at runtime can now be (un)installed with nix-env
This commit is contained in:
Wouter den Breejen 2007-08-17 15:35:34 +00:00
parent 05297240ea
commit 53a6b9aaa5
20 changed files with 186 additions and 87 deletions
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16
src/libexpr/primops.cc
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@ -347,7 +347,7 @@ static Hash hashDerivationModulo(EvalState & state, Derivation drv)
DerivationStateOutput drvso = drv.stateOutputs["state"];
if(drvso.runtimeStateParamters != ""){ //Has runtime parameters --> Clear all state parameters
if(drvso.runtimeStateArgs != ""){ //Has runtime parameters --> Clear all state parameters
drv.stateOutputs.clear();
drv.stateOutputDirs.clear();
drv.env["statePath"] = "";
@ -365,7 +365,7 @@ static Hash hashDerivationModulo(EvalState & state, Derivation drv)
{
Hash h = state.drvHashes[i->first];
if (h.type == htUnknown) {
Derivation drv2 = derivationFromPath(i->first);
Derivation drv2 = derivationFromPathTxn(noTxn, i->first);
h = hashDerivationModulo(state, drv2);
state.drvHashes[i->first] = h;
}
@ -421,7 +421,7 @@ static Expr prim_derivationStrict(EvalState & state, const ATermVector & args)
string syncState = "none";
string stateIdentifier = "";
bool createDirsBeforeInstall = false;
string runtimeStateParamters = "";
string runtimeStateArgs = "";
string sharedState = "";
vector<DerivationStateOutputDir> stateDirs;
@ -526,7 +526,7 @@ static Expr prim_derivationStrict(EvalState & state, const ATermVector & args)
else if(key == "disableState") { disableState = evalBool(state, value); }
else if(key == "identifier"){ stateIdentifier = coerceToString(state, value, context, true); }
else if(key == "createDirsBeforeInstall"){ createDirsBeforeInstall = evalBool(state, value); }
else if(key == "runtimeStateParamters"){ runtimeStateParamters = coerceToString(state, value, context, true); }
else if(key == "runtimeStateArgs"){ runtimeStateArgs = coerceToString(state, value, context, true); }
else if(key == "shareStateFrom"){ sharedState = coerceToString(state, value, context, true); }
/* All other attributes are passed to the builder through
@ -611,12 +611,12 @@ static Expr prim_derivationStrict(EvalState & state, const ATermVector & args)
/* If there are no runtime paratermers, then we need to take the the stateIdentifier into account for the hash calcaulation below: hashDerivationModulo(...)
* We also add enableState to make it parse the drv to a state-drv
* We also add runtimeStateParamters for the hash calc in hashDerivationModulo(...) to check if its needs to take the stateIdentiefier into account in the hash
* We also add runtimeStateArgs for the hash calc in hashDerivationModulo(...) to check if its needs to take the stateIdentiefier into account in the hash
*/
if(enableState && !disableState){
if(runtimeStateParamters == ""){
if(runtimeStateArgs == ""){
string enableStateS = bool2string("true");
drv.stateOutputs["state"] = DerivationStateOutput("", "", "", "", stateIdentifier, enableStateS, "", "", "", runtimeStateParamters, getCallingUserName(), "", false);
drv.stateOutputs["state"] = DerivationStateOutput("", "", "", "", stateIdentifier, enableStateS, "", "", "", runtimeStateArgs, getCallingUserName(), "", false);
}
}
@ -652,7 +652,7 @@ static Expr prim_derivationStrict(EvalState & state, const ATermVector & args)
string enableStateS = bool2string("true");
string createDirsBeforeInstallS = bool2string(createDirsBeforeInstall);
drv.stateOutputs["state"] = DerivationStateOutput(stateOutPath, printHash(componentHash), outputHashAlgo, outputHash, stateIdentifier, enableStateS,
shareType, syncState, createDirsBeforeInstallS, runtimeStateParamters, getCallingUserName(), sharedState);
shareType, syncState, createDirsBeforeInstallS, runtimeStateArgs, getCallingUserName(), sharedState);
for(vector<DerivationStateOutputDir>::iterator i = stateDirs.begin(); i != stateDirs.end(); ++i)
drv.stateOutputDirs[(*i).path] = *(i);