1 files changed, 24 insertions, 0 deletions
diff --git a/nix/libstore/store-api.hh b/nix/libstore/store-api.hh
index 9403cbee19..3e982f6dd3 100644
--- a/nix/libstore/store-api.hh
+++ b/nix/libstore/store-api.hh
@@ -106,6 +106,30 @@ typedef list<ValidPathInfo> ValidPathInfos;
 
 enum BuildMode { bmNormal, bmRepair, bmCheck };
 
+struct BuildResult
+{
+    enum Status {
+        Built = 0,
+        Substituted,
+        AlreadyValid,
+        PermanentFailure,
+        InputRejected,
+        OutputRejected,
+        TransientFailure, // possibly transient
+        CachedFailure,
+        TimedOut,
+        MiscFailure,
+        DependencyFailed,
+        LogLimitExceeded,
+        NotDeterministic,
+    } status = MiscFailure;
+    std::string errorMsg;
+    //time_t startTime = 0, stopTime = 0;
+    bool success() {
+        return status == Built || status == Substituted || status == AlreadyValid;
+    }
+};
+
 
 class StoreAPI
 {