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* elf/dl-deps.c (_dl_map_object_deps): Don't add dummy objects created
	for tracing to the scope lists.
	* elf/do-lookup.h: Remove test for l_opencount == 0 after above change.
	DT_SYMTAB is always available according to ELF spec.
This commit is contained in:
Ulrich Drepper 1999-02-20 23:57:48 +00:00
parent 2f6164e233
commit ad9570d733
3 changed files with 15 additions and 11 deletions
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5
ChangeLog
View File

@ -1,5 +1,10 @@
1999-02-20 Ulrich Drepper <drepper@cygnus.com>
* elf/dl-deps.c (_dl_map_object_deps): Don't add dummy objects created
for tracing to the scope lists.
* elf/do-lookup.h: Remove test for l_opencount == 0 after above change.
DT_SYMTAB is always available according to ELF spec.
* elf/dl-lookup.c (_dl_lookup_symbol_skip): Before first do_lookup
call test whether there is any scope left.
(_dl_lookup_versioned_symbol_skip): Likewise.

12
elf/dl-deps.c
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@ -385,7 +385,11 @@ _dl_map_object_deps (struct link_map *map,
for (nlist = 0, runp = known; runp; runp = runp->unique)
{
map->l_searchlist.r_list[nlist++] = runp->map;
if (trace_mode && runp->map->l_opencount == 0)
/* This can happen when we trace the loading. */
--map->l_searchlist.r_nlist;
else
map->l_searchlist.r_list[nlist++] = runp->map;
/* Now clear all the mark bits we set in the objects on the search list
to avoid duplicates, so the next call starts fresh. */
@ -406,7 +410,11 @@ _dl_map_object_deps (struct link_map *map,
"cannot allocate symbol search list");
for (cnt = 0, runp = known; runp; runp = runp->dup)
map->l_searchlist.r_duplist[cnt++] = runp->map;
if (trace_mode && runp->map->l_opencount == 0)
/* This can happen when we trace the loading. */
--map->l_searchlist.r_nduplist;
else
map->l_searchlist.r_duplist[cnt++] = runp->map;
}
/* Now that all this succeeded put the objects in the global scope if

9
elf/do-lookup.h
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@ -56,20 +56,11 @@ FCT (const char *undef_name, unsigned long int hash,
if (skip != NULL && map == skip)
continue;
/* Skip objects that could not be opened, which can occur in trace
mode. */
if (map->l_opencount == 0)
continue;
/* Don't search the executable when resolving a copy reloc. */
if (elf_machine_lookup_noexec_p (reloc_type)
&& map->l_type == lt_executable)
continue;
/* Skip objects without symbol tables. */
if (map->l_info[DT_SYMTAB] == NULL)
continue;
/* Print some debugging info if wanted. */
if (_dl_debug_symbols)
_dl_debug_message (1, "symbol=", undef_name, "; lookup in file=",