Iterator interface for glib GList

glist_iterator.c

/* Simple iterator implementation for iterating over GLists and removing */
/* elements during iteration.                                            */

typedef GList *GIterator;

static inline GIterator *g_iter(GList **list) {
  return list;
}
static inline GList *g_iter_current(GIterator *iterator) {
  return *iterator;
}
static inline GIterator *g_iter_next(GIterator *iterator) {
  return &((*iterator)->next);
}
static inline GIterator *g_iter_remove(GIterator *iter) {
  *iter = g_list_delete_link(*iter, *iter);
  return iter;
}