dump plan on error

diff --git a/ninja.h b/ninja.h
index 32cc9b1748e68924c9f21292f7104b9adebf40a2..e44d8b289605b39e8a295704385c854ea24eff31 100644 (file)
--- a/ninja.h
+++ b/ninja.h
@@ -160,6 +160,8 @@ struct Plan {
 
   bool more_to_do() const { return !want_.empty(); }
 
+  void Dump();
+
 private:
   void NodeFinished(Node* node);
 

diff --git a/ninja_jumble.cc b/ninja_jumble.cc
index 31c68ea09b36c8b95d1eacea88eff01ffe6f66a7..dac97504045b204b3878f3088da126def551b1a0 100644 (file)
--- a/ninja_jumble.cc
+++ b/ninja_jumble.cc
@@ -413,6 +413,14 @@ void Plan::NodeFinished(Node* node) {
   }
 }
 
+void Plan::Dump() {
+  printf("pending: %d\n", want_.size());
+  for (set<Edge*>::iterator i = want_.begin(); i != want_.end(); ++i) {
+    (*i)->Dump();
+  }
+  printf("ready: %d\n", ready_.size());
+}
+
 bool Shell::RunCommand(Edge* edge) {
   string err;
   string command = edge->EvaluateCommand();
@@ -485,6 +493,7 @@ bool Builder::Build(Shell* shell, string* err) {
 
   if (plan_.more_to_do()) {
     *err = "ran out of work";
+    plan_.Dump();
     return false;
   }