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authorH.J. Lu <hjl.tools@gmail.com>2017-08-13 07:00:22 -0700
committerH.J. Lu <hjl.tools@gmail.com>2017-08-16 11:34:53 -0700
commit1760087874d21119ea4aa0f4624ea9a32fff84f9 (patch)
tree78f5f8a9c75e7b071d3d654ec95257352b63d4fd /sysdeps
parent15e8f11ee4cf0de2ac89a3cdb0903a09a7039fe3 (diff)
downloadglibc-1760087874d21119ea4aa0f4624ea9a32fff84f9.tar.gz
Mark internal functions with attribute_hidden
Mark internal functions with attribute_hidden to allow direct access to internal functions within libc.a without using GOT when the compiler defaults to -fPIE. * iconv/gconv_int.h (__gconv_open): Add attribute_hidden. (__gconv_close): Likewise. (__gconv): Likewise. (__gconv_find_transform): Likewise. (__gconv_lookup_cache): Likewise. (__gconv_compare_alias_cache): Likewise. (__gconv_load_cache): Likewise. (__gconv_get_path): Likewise. (__gconv_close_transform): Likewise. (__gconv_release_cache): Likewise. (__gconv_find_shlib): Likewise. (__gconv_release_shlib): Likewise. (__gconv_get_builtin_trans): Likewise. (__gconv_compare_alias): Likewise. * include/dlfcn.h (_dlerror_run): Likewise. * include/stdio.h (__fortify_fail_abort): Likewise. * include/time.h (__tz_compute): Likewise. (__strptime_internal): Likewise. * intl/gettextP.h (_nl_find_domain): Likewise. (_nl_load_domain): Likewise. (_nl_find_msg): Likewise. * intl/plural-exp.h (FREE_EXPRESSION): Likewise. (EXTRACT_PLURAL_EXPRESSION): Likewise. * locale/coll-lookup.h (__collidx_table_lookup): Likewise. * resolv/gai_misc.h (__gai_enqueue_request): Likewise. (__gai_find_request): Likewise. (__gai_remove_request): Likewise. (__gai_notify): Likewise. (__gai_notify_only): Likewise. * sysdeps/generic/aio_misc.h (__aio_sigqueue): Likewise. * sysdeps/generic/ldsodefs.h (_dl_symbol_value): Likewise. (_dl_fini): Likewise. (_dl_non_dynamic_init): Likewise. (_dl_aux_init): Likewise. * sysdeps/i386/machine-gmon.h (mcount_internal): Likewise. * sysdeps/unix/sysv/linux/i386/olddirent.h (__old_getdents64): Likewise. * wcsmbs/wcsmbsload.h (__wcsmbs_load_conv): Likewise. (__wcsmbs_clone_conv): Likewise. (__wcsmbs_named_conv): Likewise.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/generic/aio_misc.h2
-rw-r--r--sysdeps/generic/ldsodefs.h10
-rw-r--r--sysdeps/i386/machine-gmon.h2
-rw-r--r--sysdeps/unix/sysv/linux/i386/olddirent.h2
4 files changed, 9 insertions, 7 deletions
diff --git a/sysdeps/generic/aio_misc.h b/sysdeps/generic/aio_misc.h
index a941a68aaa..e2264ba2d4 100644
--- a/sysdeps/generic/aio_misc.h
+++ b/sysdeps/generic/aio_misc.h
@@ -41,7 +41,7 @@ typedef union
/* Send the signal. */
extern int __aio_sigqueue (int sig, const union sigval val, pid_t caller_pid)
- internal_function;
+ internal_function attribute_hidden;
#endif /* aio_misc.h */
diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h
index 49e673dd24..e4004eee78 100644
--- a/sysdeps/generic/ldsodefs.h
+++ b/sysdeps/generic/ldsodefs.h
@@ -912,7 +912,7 @@ extern lookup_t _dl_lookup_symbol_x (const char *undef,
/* Look up symbol NAME in MAP's scope and return its run-time address. */
extern ElfW(Addr) _dl_symbol_value (struct link_map *map, const char *name)
- internal_function;
+ internal_function attribute_hidden;
/* Add the new link_map NEW to the end of the namespace list. */
extern void _dl_add_to_namespace_list (struct link_map *new, Lmid_t nsid)
@@ -968,7 +968,7 @@ extern void _dl_init (struct link_map *main_map, int argc, char **argv,
/* Call the finalizer functions of all shared objects whose
initializer functions have completed. */
-extern void _dl_fini (void);
+extern void _dl_fini (void) attribute_hidden;
/* Sort array MAPS according to dependencies of the contained objects. */
extern void _dl_sort_fini (struct link_map **maps, size_t nmaps, char *used,
@@ -1147,10 +1147,12 @@ extern struct link_map *_dl_find_dso_for_object (const ElfW(Addr) addr);
rtld_hidden_proto (_dl_find_dso_for_object)
/* Initialization which is normally done by the dynamic linker. */
-extern void _dl_non_dynamic_init (void) internal_function;
+extern void _dl_non_dynamic_init (void)
+ internal_function attribute_hidden;
/* Used by static binaries to check the auxiliary vector. */
-extern void _dl_aux_init (ElfW(auxv_t) *av) internal_function;
+extern void _dl_aux_init (ElfW(auxv_t) *av)
+ internal_function attribute_hidden;
__END_DECLS
diff --git a/sysdeps/i386/machine-gmon.h b/sysdeps/i386/machine-gmon.h
index 3e90b8c0c7..81e168e4e6 100644
--- a/sysdeps/i386/machine-gmon.h
+++ b/sysdeps/i386/machine-gmon.h
@@ -30,7 +30,7 @@
#define mcount_internal __mcount_internal
extern void mcount_internal (u_long frompc, u_long selfpc)
- __attribute__ ((regparm (2)));
+ __attribute__ ((regparm (2))) attribute_hidden;
#define _MCOUNT_DECL(frompc, selfpc) \
__attribute__ ((regparm (2))) \
diff --git a/sysdeps/unix/sysv/linux/i386/olddirent.h b/sysdeps/unix/sysv/linux/i386/olddirent.h
index 413f78d108..4875a1f2fa 100644
--- a/sysdeps/unix/sysv/linux/i386/olddirent.h
+++ b/sysdeps/unix/sysv/linux/i386/olddirent.h
@@ -34,7 +34,7 @@ extern struct __old_dirent64 *__old_readdir64 (DIR *__dirp);
extern int __old_readdir64_r (DIR *__dirp, struct __old_dirent64 *__entry,
struct __old_dirent64 **__result);
extern __ssize_t __old_getdents64 (int __fd, char *__buf, size_t __nbytes)
- internal_function;
+ internal_function attribute_hidden;
int __old_scandir64 (const char * __dir,
struct __old_dirent64 *** __namelist,
int (*__selector) (const struct __old_dirent64 *),