diff options
| -rw-r--r-- | src/nix/run.cc | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/nix/run.cc b/src/nix/run.cc index 033263c36..23e893fbf 100644 --- a/src/nix/run.cc +++ b/src/nix/run.cc @@ -38,9 +38,12 @@ void runProgramInStore(ref<Store> store, unshare(CLONE_NEWUSER) doesn't work in a multithreaded program (which "nix" is), so we exec() a single-threaded helper program (chrootHelper() below) to do the work. */ - auto store2 = store.dynamic_pointer_cast<LocalStore>(); + auto store2 = store.dynamic_pointer_cast<LocalFSStore>(); - if (store2 && store->storeDir != store2->getRealStoreDir()) { + if (!store2) + throw Error("store '%s' is not a local store so it does not support command execution", store->getUri()); + + if (store->storeDir != store2->getRealStoreDir()) { Strings helperArgs = { chrootHelperName, store->storeDir, store2->getRealStoreDir(), program }; for (auto & arg : args) helperArgs.push_back(arg); |