#include "lily-guile.hh"
#include "main.hh"
#include "warn.hh"
+#include "smobs.hh"
/*
INIT
*/
+// Why a pointer here? Because it has zero initialization at load
+// time which is guaranteed to come before the static initializations
+// of all constructors for static expressions of the classes created
+// by ADD_SCM_INIT_FUNC. The vector data type does not have load-time
+// initialization and might clear out already set callbacks at the
+// time it is initialized since there is no implied order among
+// non-trivial constructors for static data in separate compilation
+// units. So we need a trivial type like a pointer instead.
+
typedef void (*Void_fptr) ();
vector<Void_fptr> *scm_init_funcs_;
void
ly_init_ly_module (void *)
{
+ // Start up type system first.
+ Scm_init::init ();
for (vsize i = scm_init_funcs_->size (); i--;)
(scm_init_funcs_->at (i)) ();
// class) to make sure the variable is actually instantiated.
class Scm_init {
+ static const Scm_init * list_;
+ void (*const fun_)(void);
+ Scm_init const * const next_;
+ Scm_init (); // don't use default constructor, don't define
+ Scm_init (const Scm_init &); // don't define copy constructor
public:
- Scm_init () { }
- Scm_init (void (*fun) (void))
- {
- add_scm_init_func (fun);
- }
+ Scm_init (void (*fun) (void)) : fun_ (fun), next_ (list_)
+ { list_ = this; }
+ static void init ();
};
template <class Super>
scm_t_bits Smob_base<Super>::smob_tag_ = 0;
template <class Super>
-Scm_init Smob_base<Super>::scm_init_ = init;
+Scm_init Smob_base<Super>::scm_init_ (init);
template <class Super>
string Smob_base<Super>::smob_name_;
*prot_cons = SCM_EOL;
#endif
}
+
+
+Scm_init const *Scm_init::list_ = 0;
+
+void
+Scm_init::init ()
+{
+ for (Scm_init const *p = list_; p; p = p->next_)
+ p->fun_ ();
+}