source file of the GNU LilyPond music typesetter
- (c) 1999--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 1999--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#ifndef SMOBS_HH
#define SMOBS_HH
#include "lily-guile.hh"
-#include "virtual-methods.hh"
+#include "warn.hh"
/*
Smobs are GUILEs mechanism of exporting C(++) objects to the Scheme
#define DECLARE_BASE_SMOBS(CL) \
friend class Non_existent_class; \
private: \
+ static const char* smob_name_; \
static scm_t_bits smob_tag_; \
static SCM mark_smob (SCM); \
static size_t free_smob (SCM s); \
static int print_smob (SCM s, SCM p, scm_print_state*); \
public: \
static SCM equal_p (SCM a, SCM b); \
- static CL *unsmob (SCM s) \
+ static CL *unsmob (SCM s) __attribute__((pure)) \
{ \
if (SCM_NIMP (s) && SCM_CELL_TYPE (s) == smob_tag_) \
return (CL *) SCM_CELL_WORD_1 (s); \
void protect_smob (SCM smob, SCM *prot_cons);
void unprotect_smob (SCM smob, SCM *prot_cons);
+extern bool parsed_objects_should_be_dead;
+
+#ifndef NDEBUG
+#define ASSERT_LIVE_IS_ALLOWED() \
+ static bool passed_here_once;\
+ if (parsed_objects_should_be_dead && !passed_here_once) { \
+ ::programming_error (string ("Parsed object should be dead: ") + __PRETTY_FUNCTION__ ); \
+ passed_here_once = true;\
+ }
+#else
+#define ASSERT_LIVE_IS_ALLOWED()
+#endif
+
#endif /* SMOBS_HH */