3 files changed, 9 insertions, 10 deletions
diff --git a/src/libstore/gc.cc b/src/libstore/gc.cc
index 48fb2167a649..d19af1cefaf2 100644
--- a/src/libstore/gc.cc
+++ b/src/libstore/gc.cc
@@ -83,7 +83,7 @@ void LocalStore::addIndirectRoot(const Path & path)
 }
 
 
-Path addPermRoot(ref<Store> store, const Path & _storePath,
+Path Store::addPermRoot(const Path & _storePath,
     const Path & _gcRoot, bool indirect, bool allowOutsideRootsDir)
 {
     Path storePath(canonPath(_storePath));
@@ -101,7 +101,7 @@ Path addPermRoot(ref<Store> store, const Path & _storePath,
         if (pathExists(gcRoot) && (!isLink(gcRoot) || !isInStore(readLink(gcRoot))))
             throw Error(format("cannot create symlink ‘%1%’; already exists") % gcRoot);
         makeSymlink(gcRoot, storePath);
-        store->addIndirectRoot(gcRoot);
+        addIndirectRoot(gcRoot);
     }
 
     else {
@@ -127,7 +127,7 @@ Path addPermRoot(ref<Store> store, const Path & _storePath,
        check if the root is in a directory in or linked from the
        gcroots directory. */
     if (settings.checkRootReachability) {
-        Roots roots = store->findRoots();
+        Roots roots = findRoots();
         if (roots.find(gcRoot) == roots.end())
             printMsg(lvlError,
                 format(
@@ -139,7 +139,7 @@ Path addPermRoot(ref<Store> store, const Path & _storePath,
     /* Grab the global GC root, causing us to block while a GC is in
        progress.  This prevents the set of permanent roots from
        increasing while a GC is in progress. */
-    store->syncWithGC();
+    syncWithGC();
 
     return gcRoot;
 }
diff --git a/src/libstore/profiles.cc b/src/libstore/profiles.cc
index 8ab23cd317cf..cc83a838eddc 100644
--- a/src/libstore/profiles.cc
+++ b/src/libstore/profiles.cc
@@ -108,7 +108,7 @@ Path createGeneration(ref<Store> store, Path profile, Path outPath)
        user environment etc. we've just built. */
     Path generation;
     makeName(profile, num + 1, generation);
-    addPermRoot(store, outPath, generation, false, true);
+    store->addPermRoot(outPath, generation, false, true);
 
     return generation;
 }
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index 1e43064394df..888ef3e2a083 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -255,6 +255,10 @@ public:
        `path' has disappeared. */
     virtual void addIndirectRoot(const Path & path) = 0;
 
+    /* Register a permanent GC root. */
+    Path addPermRoot(const Path & storePath,
+        const Path & gcRoot, bool indirect, bool allowOutsideRootsDir = false);
+
     /* Acquire the global GC lock, then immediately release it.  This
        function must be called after registering a new permanent root,
        but before exiting.  Otherwise, it is possible that a running
@@ -406,11 +410,6 @@ Path computeStorePathForText(const string & name, const string & s,
 void removeTempRoots();
 
 
-/* Register a permanent GC root. */
-Path addPermRoot(ref<Store> store, const Path & storePath,
-    const Path & gcRoot, bool indirect, bool allowOutsideRootsDir = false);
-
-
 /* Factory method: open the Nix database, either through the local or
    remote implementation. */
 ref<Store> openStore(bool reserveSpace = true);