1 files changed, 7 insertions, 3 deletions
diff --git a/src/build.h b/src/build.h
index 8106faa..51589ef 100644
--- a/src/build.h
+++ b/src/build.h
@@ -56,9 +56,13 @@ struct Plan {
   /// Dumps the current state of the plan.
   void Dump();
 
-  /// Mark an edge as done building.  Used internally and by
-  /// tests.
-  void EdgeFinished(Edge* edge);
+  enum EdgeResult {
+    kEdgeFailed,
+    kEdgeSucceeded
+  };
+
+  /// Mark an edge as done building (whether it succeeded or failed).
+  void EdgeFinished(Edge* edge, EdgeResult result);
 
   /// Clean the given node during the build.
   /// Return false on error.