elf: Reinstate on DL_DEBUG_BINDINGS _dl_lookup_symbol_x
Checks
Context |
Check |
Description |
dj/TryBot-apply_patch |
success
|
Patch applied to master at the time it was sent
|
dj/TryBot-32bit |
success
|
Build for i686
|
Commit Message
The prelink removal done by 6628c742b2c16e wrongly removed the debug
support.
Checked on x86_64-linux-gnu.
---
elf/dl-lookup.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
Comments
On Okt 25 2022, Adhemerval Zanella via Libc-alpha wrote:
> The prelink removal done by 6628c742b2c16e wrongly removed the debug
> support.
Ok.
@@ -854,6 +854,23 @@ _dl_lookup_symbol_x (const char *undef_name, struct link_map *undef_map,
if (__glibc_unlikely (current_value.m->l_used == 0))
current_value.m->l_used = 1;
+ if (__glibc_unlikely (GLRO(dl_debug_mask) & DL_DEBUG_BINDINGS))
+ {
+ const char *reference_name = undef_map->l_name;
+
+ _dl_debug_printf ("binding file %s [%lu] to %s [%lu]: %s symbol `%s'",
+ DSO_FILENAME (reference_name),
+ undef_map->l_ns,
+ DSO_FILENAME (current_value.m->l_name),
+ current_value.m->l_ns,
+ protected ? "protected" : "normal", undef_name);
+ if (version)
+ _dl_debug_printf_c (" [%s]\n", version->name);
+ else
+ _dl_debug_printf_c ("\n");
+ }
+
+
*ref = current_value.s;
return LOOKUP_VALUE (current_value.m);
}