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Diffstat (limited to 'elf/dl-sym.c')
-rw-r--r--elf/dl-sym.c66
1 files changed, 50 insertions, 16 deletions
diff --git a/elf/dl-sym.c b/elf/dl-sym.c
index 851d6b518e..bee49f1fda 100644
--- a/elf/dl-sym.c
+++ b/elf/dl-sym.c
@@ -24,6 +24,37 @@
#include <dlfcn.h>
#include <ldsodefs.h>
#include <dl-hash.h>
+#include <dl-tls.h>
+
+
+#if defined USE_TLS && defined SHARED
+/* Systems which do not have tls_index also probably have to define
+ DONT_USE_TLS_INDEX. */
+
+# ifndef __TLS_GET_ADDR
+# define __TLS_GET_ADDR __tls_get_addr
+# endif
+
+/* Return the symbol address given the map of the module it is in and
+ the symbol record. This is used in dl-sym.c. */
+static void *
+internal_function
+_dl_tls_symaddr (struct link_map *map, const ElfW(Sym) *ref)
+{
+# ifndef DONT_USE_TLS_INDEX
+ tls_index tmp =
+ {
+ .ti_module = map->l_tls_modid,
+ .ti_offset = ref->st_value
+ };
+
+ return __TLS_GET_ADDR (&tmp);
+# else
+ return __TLS_GET_ADDR (map->l_tls_modid, ref->st_value);
+# endif
+}
+#endif
+
void *
internal_function
@@ -51,9 +82,9 @@ _dl_sym (void *handle, const char *name, void *who)
if (handle == RTLD_DEFAULT)
/* Search the global scope as seen in the caller object. */
- result = _dl_lookup_symbol (name, match, &ref, match->l_scope, 0,
- DL_LOOKUP_RETURN_NEWEST
- | DL_LOOKUP_ADD_DEPENDENCY);
+ result = GLRO(dl_lookup_symbol) (name, match, &ref, match->l_scope, 0,
+ DL_LOOKUP_RETURN_NEWEST
+ | DL_LOOKUP_ADD_DEPENDENCY);
else
{
if (handle != RTLD_NEXT)
@@ -61,8 +92,9 @@ _dl_sym (void *handle, const char *name, void *who)
/* Search the scope of the given object. */
struct link_map *map = handle;
- result = _dl_lookup_symbol (name, match, &ref, map->l_local_scope,
- 0, DL_LOOKUP_RETURN_NEWEST);
+ result = GLRO(dl_lookup_symbol) (name, match, &ref,
+ map->l_local_scope, 0,
+ DL_LOOKUP_RETURN_NEWEST);
}
else
{
@@ -71,7 +103,7 @@ _dl_sym (void *handle, const char *name, void *who)
if (! GL(dl_loaded)
|| caller < GL(dl_loaded)->l_map_start
|| caller >= GL(dl_loaded)->l_map_end)
- _dl_signal_error (0, NULL, NULL, N_("\
+ GLRO(dl_signal_error) (0, NULL, NULL, N_("\
RTLD_NEXT used in code not dynamically loaded"));
}
@@ -79,8 +111,8 @@ RTLD_NEXT used in code not dynamically loaded"));
while (l->l_loader != NULL)
l = l->l_loader;
- result = _dl_lookup_symbol_skip (name, l, &ref, l->l_local_scope,
- match);
+ result = GLRO(dl_lookup_symbol_skip) (name, l, &ref,
+ l->l_local_scope, match);
}
}
@@ -133,8 +165,9 @@ _dl_vsym (void *handle, const char *name, const char *version, void *who)
if (handle == RTLD_DEFAULT)
/* Search the global scope. */
- result = _dl_lookup_versioned_symbol (name, match, &ref, match->l_scope,
- &vers, 0, DL_LOOKUP_ADD_DEPENDENCY);
+ result = GLRO(dl_lookup_versioned_symbol) (name, match, &ref,
+ match->l_scope, &vers, 0,
+ DL_LOOKUP_ADD_DEPENDENCY);
else if (handle == RTLD_NEXT)
{
if (__builtin_expect (match == GL(dl_loaded), 0))
@@ -142,7 +175,7 @@ _dl_vsym (void *handle, const char *name, const char *version, void *who)
if (! GL(dl_loaded)
|| caller < GL(dl_loaded)->l_map_start
|| caller >= GL(dl_loaded)->l_map_end)
- _dl_signal_error (0, NULL, NULL, N_("\
+ GLRO(dl_signal_error) (0, NULL, NULL, N_("\
RTLD_NEXT used in code not dynamically loaded"));
}
@@ -150,16 +183,17 @@ RTLD_NEXT used in code not dynamically loaded"));
while (l->l_loader != NULL)
l = l->l_loader;
- result = _dl_lookup_versioned_symbol_skip (name, l, &ref,
- l->l_local_scope,
- &vers, match);
+ result = GLRO(dl_lookup_versioned_symbol_skip) (name, l, &ref,
+ l->l_local_scope,
+ &vers, match);
}
else
{
/* Search the scope of the given object. */
struct link_map *map = handle;
- result = _dl_lookup_versioned_symbol (name, map, &ref,
- map->l_local_scope, &vers, 0, 0);
+ result = GLRO(dl_lookup_versioned_symbol) (name, map, &ref,
+ map->l_local_scope, &vers,
+ 0, 0);
}
if (ref != NULL)