1 files changed, 6 insertions, 2 deletions
diff --git a/src/build.h b/src/build.h
index a42b8d4..fdd9891 100644
--- a/src/build.h
+++ b/src/build.h
@@ -63,7 +63,8 @@ struct Plan {
   };
 
   /// Mark an edge as done building (whether it succeeded or failed).
-  void EdgeFinished(Edge* edge, EdgeResult result);
+  /// Returns 'true'.
+  bool EdgeFinished(Edge* edge, EdgeResult result, string* err);
 
   /// Clean the given node during the build.
   /// Return false on error.
@@ -77,7 +78,10 @@ struct Plan {
 
 private:
   bool AddSubTarget(Node* node, Node* dependent, string* err);
-  void NodeFinished(Node* node);
+
+  /// Update plan with knowledge that the given node is up to date.
+  /// Returns 'true'.
+  bool NodeFinished(Node* node, string* err);
 
   /// Enumerate possible steps we want for an edge.
   enum Want