1 files changed, 5 insertions, 0 deletions
diff --git a/Source/cmMakefile.h b/Source/cmMakefile.h
index 52a6498..6dc30ce 100644
--- a/Source/cmMakefile.h
+++ b/Source/cmMakefile.h
@@ -6,6 +6,7 @@
 #include "cmConfigure.h"
 
 #include "cmsys/RegularExpression.hxx"
+#include <deque>
 #include <map>
 #include <set>
 #include <stack>
@@ -786,6 +787,10 @@ public:
   void RemoveExportBuildFileGeneratorCMP0024(cmExportBuildFileGenerator* gen);
   void AddExportBuildFileGenerator(cmExportBuildFileGenerator* gen);
 
+  // Maintain a stack of pacakge names to determine the depth of find modules
+  // we are currently being called with
+  std::deque<std::string> FindPackageModuleStack;
+
 protected:
   // add link libraries and directories to the target
   void AddGlobalLinkInformation(cmTarget& target);