1 files changed, 10 insertions, 0 deletions
diff --git a/Source/cmMakefile.h b/Source/cmMakefile.h
index 8c7eb31..bb01c0b 100644
--- a/Source/cmMakefile.h
+++ b/Source/cmMakefile.h
@@ -47,6 +47,14 @@ class cmTest;
 class cmTestGenerator;
 class cmVariableWatch;
 
+/** A type-safe wrapper for a string representing a directory id.  */
+class cmDirectoryId
+{
+public:
+  cmDirectoryId(std::string s);
+  std::string String;
+};
+
 /** \class cmMakefile
  * \brief Process the input CMakeLists.txt file.
  *
@@ -75,6 +83,8 @@ public:
    */
   ~cmMakefile();
 
+  cmDirectoryId GetDirectoryId() const;
+
   bool ReadListFile(const char* filename);
 
   bool ReadDependentFile(const char* filename, bool noPolicyScope = true);