libstore: add build result to Goal::Finished

it just makes sense to have it too, rather than just the pass/fail
information we keep so far. once we turn goals into something more
promise-shaped it'll also help detangle the current data flow mess

Change-Id: I915cf04d177cad849ea7a5833215d795326f1946

1 files changed, 1 insertions, 0 deletions

diff --git a/src/libstore/build/goal.hh b/src/libstore/build/goal.hh
index 9d9ab53ca..502ba2a7d 100644
--- a/src/libstore/build/goal.hh
+++ b/src/libstore/build/goal.hh
@@ -125,6 +125,7 @@ public:
     };
     struct [[nodiscard]] Finished {
         ExitCode exitCode;
+        BuildResult result;
         std::shared_ptr<Error> ex;
         bool permanentFailure = false;
         bool timedOut = false;