1 files changed, 13 insertions, 0 deletions
diff --git a/Source/cmDefinitions.cxx b/Source/cmDefinitions.cxx
index 2d40718..34ca68d 100644
--- a/Source/cmDefinitions.cxx
+++ b/Source/cmDefinitions.cxx
@@ -85,6 +85,19 @@ const char* cmDefinitions::Set(const char* key, const char* value)
 }
 
 //----------------------------------------------------------------------------
+std::set<cmStdString> cmDefinitions::LocalKeys() const
+{
+  std::set<cmStdString> keys;
+  // Consider local definitions.
+  for(MapType::const_iterator mi = this->Map.begin();
+      mi != this->Map.end(); ++mi)
+    {
+    keys.insert(mi->first);
+    }
+  return keys;
+}
+
+//----------------------------------------------------------------------------
 cmDefinitions cmDefinitions::Closure() const
 {
   return cmDefinitions(ClosureTag(), this);