wbox             1678 src/gauche.h   SCM_EXTERN int         Scm_WeakBoxEmptyP(ScmWeakBox *wbox);
wbox             1679 src/gauche.h   SCM_EXTERN void        Scm_WeakBoxSet(ScmWeakBox *wbox, void *value);
wbox             1680 src/gauche.h   SCM_EXTERN void       *Scm_WeakBoxRef(ScmWeakBox *wbox);
wbox              158 src/weak.c     static void wbox_setvalue(ScmWeakBox *wbox, void *value)
wbox              161 src/weak.c         wbox->ptr = value;
wbox              163 src/weak.c             GC_general_register_disappearing_link((GC_PTR)&wbox->ptr, base);
wbox              164 src/weak.c             wbox->registered = TRUE;
wbox              166 src/weak.c             wbox->registered = FALSE;
wbox              173 src/weak.c         ScmWeakBox *wbox = SCM_NEW_ATOMIC(ScmWeakBox);
wbox              174 src/weak.c         wbox_setvalue(wbox, value);
wbox              175 src/weak.c         return wbox;
wbox              178 src/weak.c     int Scm_WeakBoxEmptyP(ScmWeakBox *wbox)
wbox              180 src/weak.c         return (wbox->registered && wbox->ptr == NULL);
wbox              183 src/weak.c     void Scm_WeakBoxSet(ScmWeakBox *wbox, void *newvalue)
wbox              185 src/weak.c         if (wbox->registered) {
wbox              186 src/weak.c             GC_unregister_disappearing_link((GC_PTR)&wbox->ptr);
wbox              187 src/weak.c             wbox->registered = FALSE;
wbox              189 src/weak.c         wbox_setvalue(wbox, newvalue);
wbox              192 src/weak.c     void *Scm_WeakBoxRef(ScmWeakBox *wbox)
wbox              194 src/weak.c         return wbox->ptr;           /* NB: if NULL is retured, you can't know