1 files changed, 50 insertions, 0 deletions
diff --git a/CarpetDev/CarpetIOF5/src/extending.hh b/CarpetDev/CarpetIOF5/src/extending.hh
new file mode 100644
index 000000000..5d25aaabd
--- /dev/null
+++ b/CarpetDev/CarpetIOF5/src/extending.hh
@@ -0,0 +1,50 @@
+#ifndef EXTENDING_HH
+#define EXTENDING_HH
+
+#include <set>
+
+#include "cctk.h"
+
+
+
+namespace CarpetIOF5 {
+  
+  using std::set;
+  
+  
+  
+  class extending {
+    
+    static char const * const extension_name;
+    
+    struct extension_t {
+      set<char const *> did_truncate;
+    };
+    
+    extension_t * m_extension;
+    
+  public:
+    
+    static void
+    create (cGH * cctkGH);
+    
+  private:
+    
+    static void *
+    setup (tFleshConfig * config,
+           int convlevel,
+           cGH * cctkGH);
+    
+  public:
+    
+    extending (cGH const * cctkGH);
+    
+    set<char const *>
+    get_did_truncate ()
+      const;
+    
+  };
+  
+} // namespace CarpetIOF5
+
+#endif  // #ifndef EXDENDING_HH