mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-23 14:13:35 +00:00
83 lines
2.3 KiB
Diff
83 lines
2.3 KiB
Diff
diff -ru a/elf/dl-close.c b/elf/dl-close.c
|
|
--- a/elf/dl-close.c 2011-02-04 00:35:03.000000000 +0100
|
|
+++ b/elf/dl-close.c 2011-02-22 02:16:12.367883000 +0100
|
|
@@ -180,24 +186,28 @@
|
|
/* Signal the object is still needed. */
|
|
l->l_idx = IDX_STILL_USED;
|
|
|
|
+#define mark_used(dmap) \
|
|
+ do { \
|
|
+ if ((dmap)->l_idx != IDX_STILL_USED) \
|
|
+ { \
|
|
+ assert ((dmap)->l_idx >= 0 && (dmap)->l_idx < nloaded); \
|
|
+ \
|
|
+ if (!used[(dmap)->l_idx]) \
|
|
+ { \
|
|
+ used[(dmap)->l_idx] = 1; \
|
|
+ if ((dmap)->l_idx - 1 < done_index) \
|
|
+ done_index = (dmap)->l_idx - 1; \
|
|
+ } \
|
|
+ } \
|
|
+ } while (0)
|
|
+
|
|
/* Mark all dependencies as used. */
|
|
if (l->l_initfini != NULL)
|
|
{
|
|
struct link_map **lp = &l->l_initfini[1];
|
|
while (*lp != NULL)
|
|
{
|
|
- if ((*lp)->l_idx != IDX_STILL_USED)
|
|
- {
|
|
- assert ((*lp)->l_idx >= 0 && (*lp)->l_idx < nloaded);
|
|
-
|
|
- if (!used[(*lp)->l_idx])
|
|
- {
|
|
- used[(*lp)->l_idx] = 1;
|
|
- if ((*lp)->l_idx - 1 < done_index)
|
|
- done_index = (*lp)->l_idx - 1;
|
|
- }
|
|
- }
|
|
-
|
|
+ mark_used(*lp);
|
|
++lp;
|
|
}
|
|
}
|
|
@@ -206,19 +216,25 @@
|
|
for (unsigned int j = 0; j < l->l_reldeps->act; ++j)
|
|
{
|
|
struct link_map *jmap = l->l_reldeps->list[j];
|
|
-
|
|
- if (jmap->l_idx != IDX_STILL_USED)
|
|
- {
|
|
- assert (jmap->l_idx >= 0 && jmap->l_idx < nloaded);
|
|
-
|
|
- if (!used[jmap->l_idx])
|
|
- {
|
|
- used[jmap->l_idx] = 1;
|
|
- if (jmap->l_idx - 1 < done_index)
|
|
- done_index = jmap->l_idx - 1;
|
|
- }
|
|
- }
|
|
+ mark_used(jmap);
|
|
}
|
|
+ /* And the same for owners of our scopes; normally, our last
|
|
+ scope provider would render us unused, but this can be
|
|
+ prevented by the NODELETE flag. */
|
|
+ if (__builtin_expect(l->l_type == lt_loaded
|
|
+ && (l->l_flags_1 & DF_1_NODELETE), 0))
|
|
+ for (size_t cnt = 0; l->l_scope[cnt] != NULL; ++cnt)
|
|
+ /* This relies on l_scope[] entries being always set either
|
|
+ to its own l_symbolic_searchlist address, or some map's
|
|
+ l_searchlist address. */
|
|
+ if (l->l_scope[cnt] != &l->l_symbolic_searchlist)
|
|
+ {
|
|
+ struct link_map *ls = (struct link_map *)
|
|
+ ((char *) l->l_scope[cnt]
|
|
+ - offsetof (struct link_map, l_searchlist));
|
|
+ assert (ls->l_ns == nsid);
|
|
+ mark_used(ls);
|
|
+ }
|
|
}
|
|
|
|
/* Sort the entries. */
|