lily/include/protected-scm.hh

   1 /*
   2   protected-scm.hh -- declare Protected_scm
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1998--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7
   8  */
   9
  10 #ifndef PROTECTED_SCM_HH
  11 #define PROTECTED_SCM_HH
  12
  13 #include <libguile.h>
  14
  15 /*
  16   Mix GUILE GC with C++ ctors and dtors.
  17  */
  18 class Protected_scm
  19 {
  20   SCM object_;
  21 public:
  22   Protected_scm ();
  23   Protected_scm (SCM);
  24   Protected_scm (Protected_scm const &);
  25   ~Protected_scm ();
  26   Protected_scm &operator = (SCM);
  27   Protected_scm &operator = ( Protected_scm const&);
  28   operator SCM () const;
  29   SCM to_SCM () const;
  30 };
  31
  32 #endif /* PROTECTED_SCM_HH */