Update.

2002-03-01  Ulrich Drepper  <drepper@redhat.com>

	* elf/Makefile (dl-routines): Add dl-origin.
	(elide-routines.os): Add dl-origin.
	* elf/Versions [ld] (GLIBC_PRIVATE): Add _dl_get_origin.
	* elf/dl-debug.c (_dl_debug_initialize): Add missing INTUSE around
	_dl_debug_state.
	* include/libc-symbols.c: Define attribute_hidden depending on
	HAVE_VISIBILITY_ATTRIBUTE.  Add definition of INTVARDEF.

	* elf/dl-deps.c: Use INTUSE with __libc_enable_secure.
	* elf/dl-load.c: Likewise.
	* elf/rtld.c: Likewise.
	* include/unistd.h: Declare __libc_enable_secure_internal.
	* sysdeps/generic/dl-sysdep.c: Use INTVARDEF with __libc_enable_secure.
	Use INTUSE with __libc_enable_secure.
	* sysdeps/mach/hurd/dl-sysdep.c: Likewise.

	* elf/dl-deps.c: Use INTUSE with _dl_out_of_memory.
	* elf/dl-error.c: Likewise,
	* sysdeps/generic/ldsodefs.h: Declare _dl_out_of_memory_internal.

	* elf/dl-dst.h [_RTLD_GLOBAL]: Define _dl_get_origin to use INTUSE.
	* sysdeps/generic/dl-origin.c: Undefine _dl_get_origin macro before
	function definition.  Use INTDEF with _dl_get_origin.
	* sysdeps/unix/sysv/linux/dl-origin.c: Likewise.

	* elf/dl-init.c: Use INTUSE with _dl_starting_up.
	* elf/rtld.c: Likewise.  Use INTVARDEF for _dl_starting_up.

	* elf/dl-profile.c: Use INTDEF for _dl_mcount.
	* elf/dl-runtime.c: Use INTUSE with _dl_mcount.
	* sysdeps/generic/ldsodefs.h: Declare _dl_mcount_internal.

	* elf/dl-conflict.c: Use rtld_progrname instead of _dl_argv[0].
	* elf/dl-deps.c: Likewise.
	* elf/dl-error.c: Likewise.
	* elf/dl-fini.c: Likewise.
	* elf/dl-init.c: Likewise.
	* elf/dl-load.c: Likewise.
	* elf/dl-lookup.c: Likewise.
	* elf/dl-reloc.c: Likewise.
	* elf/dl-version.c: Likewise.
	* elf/do-lookup.h: Likewise.
	* sysdeps/arm/dl-machine.h: Likewise.
	* sysdeps/cris/dl-machine.h: Likewise.
	* sysdeps/hppa/dl-machine.h: Likewise.
	* sysdeps/i386/dl-machine.h: Likewise.
	* sysdeps/m68k/dl-machine.h: Likewise.
	* sysdeps/powerpc/dl-machine.h: Likewise.
	* sysdeps/s390/s390-32/dl-machine.h: Likewise.
	* sysdeps/s390/s390-64/dl-machine.h: Likewise.
	* sysdeps/sh/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc-32/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc-64/dl-machine.h: Likewise.
	* sysdeps/x86_64/dl-machine.h: Likewise.
	* elf/rtld.c: Use INTDEF for _dl_argv.  Use rtld_progrname instead of
	_dl_argv[0].  Use INTUSE with _dl_argv.
	* sysdeps/generic/dl-sysdep.c: Use INTUSE with _dl_argv.
	* sysdeps/generic/ldsodefs.h: Define rtld_progname macro.

2 files changed, 18 insertions, 2 deletions

diff --git a/include/libc-symbols.h b/include/libc-symbols.h
index 22f7d854c1..bc1c24033f 100644
--- a/include/libc-symbols.h
+++ b/include/libc-symbols.h
@@ -349,15 +349,27 @@
   strong_alias(real, name)
 #endif
 
+#if defined HAVE_VISIBILITY_ATTRIBUTE && defined SHARED
+# define attribute_hidden __attribute__ ((visibility ("hidden")))
+#else
+# define attribute_hidden
+#endif
+
 /* Handling on non-exported internal names.  We have to do this only
    for shared code.  */
 #ifdef SHARED
 # define INTUSE(name) name##_internal
-# define INTDEF(name) strong_alias (name, name##_internal);
-# define INTDEF2(name, newname) strong_alias (name, newname##_internal);
+# define INTDEF(name) strong_alias (name, name##_internal)
+# define INTVARDEF(name) \
+  _INTVARDEF(name, name##_internal)
+# define _INTVARDEF(name, aliasname) \
+  extern __typeof (name) aliasname __attribute__ ((visibility ("hidden"))); \
+  strong_alias (name, name##_internal)
+# define INTDEF2(name, newname) strong_alias (name, newname##_internal)
 #else
 # define INTUSE(name) name
 # define INTDEF(name)
+# define INTVARDEF(name)
 # define INTDEF2(name, newname)
 #endif
 
diff --git a/include/unistd.h b/include/unistd.h
index b8bc8bbf72..8fd7088320 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -98,6 +98,10 @@ extern void *__sbrk (intptr_t __delta);
    and some functions contained in the C library ignore various
    environment variables that normally affect them.  */
 extern int __libc_enable_secure;
+#ifdef _RTLD_LOCAL
+/* XXX The #ifdef should go.  */
+extern int __libc_enable_secure_internal attribute_hidden;
+#endif
 
 
 /* Various internal function.  */