// -*- C++ -*- //

 #ifndef LEMON_DEBUG_H

 #define LEMON_DEBUG_H

 //! \file

 //! \brief Basic definitions for debug control.

 namespace lemon {

   //! Debug mode for testing/debugging

   //! Use this debug mode if you want exhaustive range and consistency checks.

   //! It also produces verbose debug messages.

   struct DebugOn {

     //! Example: check whether the edges added to a path are adjacent

     static const bool consistensy_check = true;

     static const bool range_check = true;

     //! Examples: initialize maps with some value;

     //! after deleting an item from UnionFindEnum set its value in the

     //! corresponding map to NULL...

     static const bool ensure_safe_state = true;

     static const int verbose = 5;

   };

   //! Debug mode for turning off debug aids.

   //! This debud mode switches off all range and consistency checks,

   //! as well as the debug messages.

   //!

   struct DebugOff {

     static const bool consistensy_check = false;

     static const bool range_check = false;

     static const bool ensure_safe_state = false;

     static const int verbose = 0;

   };

 #ifdef DEBUG

   //! The default debug mode.

   //! The default debug mode.

   //!

   typedef DebugOn DefaultDebugMode;

 #else

   //! The default debug mode. 

   //! The default debug mode. 

   //!

   typedef DebugOff DefaultDebugMode;

 #endif

 }

 #endif // LEMON_DEBUG_H