generic/globalwrap.hpp

   1 #ifndef _globalwrap__hpp__included__
   2 #define _globalwrap__hpp__included__
   3
   4 /**
   5  * Wrapper for glboal/module-local objects accessable in global ctor context.
   6  */
   7 template<class T>
   8 class globalwrap
   9 {
  10 public:
  11 /**
  12  * Get the wrapped object.
  13  *
  14  * returns: The wrapped object.
  15  * throws std::bad_alloc: Not enough memory.
  16  */
  17         T& operator()() throw(std::bad_alloc)
  18         {
  19                 if(!storage)
  20                         storage = new T();
  21                 return *storage;
  22         }
  23 private:
  24         T* storage;
  25 };
  26
  27 #endif