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elf: Reinstate on DL_DEBUG_BINDINGS _dl_lookup_symbol_x

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The prelink removal done by 6628c742b2 wrongly removed the debug
support.

Checked on x86_64-linux-gnu.
This commit is contained in:
Adhemerval Zanella 2022-10-25 13:19:16 -03:00
parent 59e501f204
commit 891a7958a2
1 changed files with 17 additions and 0 deletions
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17
elf/dl-lookup.c
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@ -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)) if (__glibc_unlikely (current_value.m->l_used == 0))
current_value.m->l_used = 1; 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; *ref = current_value.s;
return LOOKUP_VALUE (current_value.m); return LOOKUP_VALUE (current_value.m);
} }