1 files changed, 18 insertions, 13 deletions

diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 2658f7617..529c34de5 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -783,6 +783,24 @@ void copyStorePath(ref<Store> srcStore, ref<Store> dstStore,
 }
 
 
+std::map<StorePath, StorePath> copyPaths(ref<Store> srcStore, ref<Store> dstStore, const RealisedPath::Set & paths,
+    RepairFlag repair, CheckSigsFlag checkSigs, SubstituteFlag substitute)
+{
+    StorePathSet storePaths;
+    std::set<Realisation> realisations;
+    for (auto path : paths) {
+        storePaths.insert(path.path());
+        if (auto realisation = std::get_if<Realisation>(&path.raw))
+            realisations.insert(*realisation);
+    }
+    auto pathsMap = copyPaths(srcStore, dstStore, storePaths, repair, checkSigs, substitute);
+    for (auto& realisation : realisations) {
+        dstStore->registerDrvOutput(realisation);
+    }
+
+    return pathsMap;
+}
+
 std::map<StorePath, StorePath> copyPaths(ref<Store> srcStore, ref<Store> dstStore, const StorePathSet & storePaths,
     RepairFlag repair, CheckSigsFlag checkSigs, SubstituteFlag substitute)
 {
@@ -796,7 +814,6 @@ std::map<StorePath, StorePath> copyPaths(ref<Store> srcStore, ref<Store> dstStor
     for (auto & path : storePaths)
         pathsMap.insert_or_assign(path, path);
 
-    if (missing.empty()) return pathsMap;
 
     Activity act(*logger, lvlInfo, actCopyPaths, fmt("copying %d paths", missing.size()));
 
@@ -871,21 +888,9 @@ std::map<StorePath, StorePath> copyPaths(ref<Store> srcStore, ref<Store> dstStor
             nrDone++;
             showProgress();
         });
-
     return pathsMap;
 }
 
-
-void copyClosure(ref<Store> srcStore, ref<Store> dstStore,
-    const StorePathSet & storePaths, RepairFlag repair, CheckSigsFlag checkSigs,
-    SubstituteFlag substitute)
-{
-    StorePathSet closure;
-    srcStore->computeFSClosure(storePaths, closure);
-    copyPaths(srcStore, dstStore, closure, repair, checkSigs, substitute);
-}
-
-
 std::optional<ValidPathInfo> decodeValidPathInfo(const Store & store, std::istream & str, std::optional<HashResult> hashGiven)
 {
     std::string path;