diff options
-rw-r--r-- | src/nix-store/nix-store.cc | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc index 6f315e509..f324056bb 100644 --- a/src/nix-store/nix-store.cc +++ b/src/nix-store/nix-store.cc @@ -592,9 +592,13 @@ static void opGC(Strings opFlags, Strings opArgs) if (printRoots) { Roots roots = store->findRoots(false); + std::set<std::pair<Path, Path>> roots2; + // Transpose and sort the roots. for (auto & [target, links] : roots) for (auto & link : links) - cout << link << " -> " << target << std::endl; + roots2.emplace(link, target); + for (auto & [link, target] : roots2) + std::cout << link << " -> " << target << "\n"; } else { |