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Rectification: isStateComponentTxn should not be removed, the error was caused by a bug in scanAndUpdateAllReferencesTxn

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This commit is contained in:
Wouter den Breejen 2007-07-09 14:57:45 +00:00
parent b7654ab716
commit fdc2686460
2 changed files with 16 additions and 10 deletions
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25
src/libstore/local-store.cc
View file

@ -374,7 +374,7 @@ static bool isRealisableStatePath(const Transaction & txn, const Path & path)
static bool isRealisableComponentOrStatePath(const Transaction & txn, const Path & path)
{
return isValidComponentOrStatePathTxn(txn, path) || readSubstitutes(txn, path).size() > 0; //TODO State paths are not yet in substitutes !!!!!!!!!!!!!!
return isValidComponentOrStatePathTxn(txn, path) || readSubstitutes(txn, path).size() > 0; //TODO State paths are not yet in substitutes !!!!!!!!!!!!!! ??
}
static string addPrefix(const string & prefix, const string & s)
@ -665,15 +665,20 @@ void addStateDeriver(const Transaction & txn, const Path & storePath, const Path
}
//TODO !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! remove this entire function, replace by isValidStatePathTxn
//TODO !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! remove this entire function, replace by
/*
* Returns true or false wheter a store-component has a state component (e.g. has a state dir) or not.
* Do NOT confuse this function with isValidStatePath
*/
bool isStateComponentTxn(const Transaction & txn, const Path & statePath)
{
//return isValidStatePathTxn(txn, statePath);
isValidPathTxn(txn, statePath);
string data;
return nixDB.queryString(txn, dbStateInfo, statePath, data);
bool nonempty = nixDB.queryString(txn, dbStateInfo, statePath, data);
return nonempty;
}
bool LocalStore::isStateComponent(const Path & statePath)
@ -1691,8 +1696,10 @@ void scanAndUpdateAllReferencesTxn(const Transaction & txn, const Path & statePa
, PathSet & newFoundComponentReferences, PathSet & newFoundStateReferences, const int revision) //only for recursion
{
//Check if is a state Path
if(! isStateComponentTxn(txn, statePath))
throw Error(format("This path '%1%' is not a state path 1") % statePath);
if(! isValidStatePathTxn(txn, statePath))
throw Error(format("This path '%1%' is not a state path") % statePath);
printMsg(lvlError, format("scanAndUpdateAllReferencesTxn: '%1%' - %2%") % statePath % revision);
//TODO check if path is not a shared path !
//TODO
@ -1765,7 +1772,7 @@ void scanAndUpdateAllReferencesTxn(const Transaction & txn, const Path & statePa
//Finally register the paths valid with a new revision number
if(diff_references_added.size() != 0 || diff_state_references_added.size() != 0){
printMsg(lvlError, format("Updating new references for statepath: '%1%'")% statePath);
printMsg(lvlError, format("Updating new references to revision %1% for statepath: '%2%'") % revision % statePath);
Path drvPath = queryStatePathDrv(txn, statePath);
registerValidPath(txn,
statePath,

1
src/libstore/misc.cc
View file

@ -11,7 +11,6 @@ namespace nix {
Derivation derivationFromPath(const Path & drvPath)
{
assertStorePath(drvPath);
//printMsg(lvlError, format("tttttttttttttttttt"));
store->ensurePath(drvPath);
//printMsg(lvlError, format("uuuuuuuuuuuuuuuuuu"));
ATerm t = ATreadFromNamedFile(drvPath.c_str());