void RlistFilter(Rlist **list, bool (*KeepPredicate)(void *, void *), void *predicate_user_data, void (*DestroyItem)(void *))
{
assert(KeepPredicate);
Rlist *start = *list;
Rlist *prev = NULL;
for (Rlist *rp = start; rp;)
{
if (!KeepPredicate(rp->item, predicate_user_data))
{
if (prev)
{
prev->next = rp->next;
}
else
{
*list = rp->next;
}
if (DestroyItem)
{
DestroyItem(rp->item);
rp->item = NULL;
}
Rlist *next = rp->next;
rp->next = NULL;
RlistDestroy(rp);
rp = next;
}
else
{
prev = rp;
rp = rp->next;
}
}
}
void RlistFilter(Rlist **list,
bool (*KeepPredicate)(void *, void *), void *predicate_user_data,
void (*DestroyItem)(void *))
{
assert(KeepPredicate);
Rlist *start = *list, *prev = NULL, *next;
for (Rlist *rp = start; rp; rp = next)
{
next = rp->next;
if (KeepPredicate(RlistScalarValue(rp), predicate_user_data))
{
prev = rp;
}
else
{
if (prev)
{
prev->next = next;
}
else
{
assert(rp == *list);
*list = next;
}
if (DestroyItem)
{
DestroyItem(rp->val.item);
rp->val.item = NULL;
}
rp->next = NULL;
RlistDestroy(rp);
}
}
}
