diff options
Diffstat (limited to 'src/libstore')
| -rw-r--r-- | src/libstore/build.cc | 6 | ||||
| -rw-r--r-- | src/libstore/store.cc | 5 |
2 files changed, 8 insertions, 3 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc index dbfde447e48b..881f2dac8899 100644 --- a/src/libstore/build.cc +++ b/src/libstore/build.cc @@ -1329,7 +1329,8 @@ void SubstitutionGoal::init() for (PathSet::iterator i = references.begin(); i != references.end(); ++i) - addWaitee(worker.makeSubstitutionGoal(*i)); + if (*i != storePath) /* ignore self-references */ + addWaitee(worker.makeSubstitutionGoal(*i)); if (waitees.empty()) /* to prevent hang (no wake-up event) */ referencesValid(); @@ -1347,7 +1348,8 @@ void SubstitutionGoal::referencesValid() for (PathSet::iterator i = references.begin(); i != references.end(); ++i) - assert(isValidPath(*i)); + if (*i != storePath) /* ignore self-references */ + assert(isValidPath(*i)); tryNext(); } diff --git a/src/libstore/store.cc b/src/libstore/store.cc index 396835013f05..c7b84e7c63fc 100644 --- a/src/libstore/store.cc +++ b/src/libstore/store.cc @@ -553,7 +553,10 @@ void deleteFromStore(const Path & _path) Transaction txn(nixDB); if (isValidPathTxn(txn, path)) { - if (getReferers(txn, path).size() > 0) + PathSet referers = getReferers(txn, path); + if (referers.size() > 1 || + (referers.size() == 1 && + *referers.begin() != path)) throw Error(format("cannot delete path `%1%' because it is in use") % path); invalidatePath(path, txn); } |