>>106323058
>30 years old legacy code they don't want to touch
>it's not broken so don't fix it
>oop is slow and hyped
Their code in question (move an element to the front of the array)
/* If this object has DT_SYMBOLIC set modify now its scope. We don't
have to do this for the main map. */
if ((mode & RTLD_DEEPBIND) == 0
&& __builtin_expect (l->l_info[DT_SYMBOLIC] != NULL, 0)
&& &l->l_searchlist != l->l_scope[0])
{
/* Create an appropriate searchlist. It contains only this map.
This is the definition of DT_SYMBOLIC in SysVr4. */
l->l_symbolic_searchlist.r_list =
(struct link_map **) malloc (sizeof (struct link_map *));
if (l->l_symbolic_searchlist.r_list == NULL)
{
errstring = N_("cannot create searchlist");
goto call_lose_errno;
}
l->l_symbolic_searchlist.r_list[0] = l;
l->l_symbolic_searchlist.r_nlist = 1;
/* Now move the existing entries one back. */
memmove (&l->l_scope[1], &l->l_scope[0],
(l->l_scope_max - 1) * sizeof (l->l_scope[0]));
/* Now add the new entry. */
l->l_scope[0] = &l->l_symbolic_searchlist;
}
