1 files changed, 7 insertions, 1 deletions
diff --git a/src/libstore/local-store.hh b/src/libstore/local-store.hh
index 31e6587ac..bf4016b13 100644
--- a/src/libstore/local-store.hh
+++ b/src/libstore/local-store.hh
@@ -133,7 +133,7 @@ public:
 
     StorePathSet queryValidDerivers(const StorePath & path) override;
 
-    OutputPathMap queryDerivationOutputMap(const StorePath & path) override;
+    std::map<std::string, std::optional<StorePath>> queryDerivationOutputMap(const StorePath & path) override;
 
     std::optional<StorePath> queryPathFromHashPart(const std::string & hashPart) override;
 
@@ -282,6 +282,12 @@ private:
        specified by the ‘secret-key-files’ option. */
     void signPathInfo(ValidPathInfo & info);
 
+    /* Add a mapping from the deriver of the path info (if specified) to its
+     * out path
+     */
+    void linkDeriverToPath(const StorePath & deriver, const string & outputName, const StorePath & output);
+    void linkDeriverToPath(State & state, uint64_t deriver, const string & outputName, const StorePath & output);
+
     Path getRealStoreDir() override { return realStoreDir; }
 
     void createUser(const std::string & userName, uid_t userId) override;