Update.

2001-01-10  H.J. Lu  <hjl@gnu.org>

	* elf/dl-libc.c (do_dlopen): Call DL_STATIC_INIT for static binaries.
	* sysdeps/unix/sysv/linux/ia64/Makefile (sysdep-dl-routines): Add
	dl-static.
	* sysdeps/unix/sysv/linux/ia64/Versions (ld): Add _dl_var_init.
	* sysdeps/generic/ldsodefs.h (DL_STATIC_INIT): Defined if not defined.
	* sysdeps/unix/sysv/linux/ia64/ldsodefs.h: New file.
	* sysdeps/unix/sysv/linux/ia64/dl-static.c: New file.
	* sysdeps/unix/sysv/linux/ia64/Dist: Add dl-static.c.

6 files changed, 126 insertions, 1 deletions

diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h
index d7ce4d0..7d9907b 100644
--- a/sysdeps/generic/ldsodefs.h
+++ b/sysdeps/generic/ldsodefs.h
@@ -1,5 +1,5 @@
 /* Run-time dynamic linker data structures for loaded ELF shared objects.
-   Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -81,6 +81,12 @@ typedef ElfW(Addr) lookup_t;
 	   (map)->l_map_end - (map)->l_map_start)
 #endif
 
+/* By default we do not need special support to initialize DSOs loaded
+   by statically linked binaries.  */
+#ifndef DL_STATIC_INIT
+# define DL_STATIC_INIT(map)
+#endif
+
 /* For the version handling we need an array with only names and their
    hash values.  */
 struct r_found_version
diff --git a/sysdeps/unix/sysv/linux/ia64/Dist b/sysdeps/unix/sysv/linux/ia64/Dist
index 9ffa9a3..50ce0a5 100644
--- a/sysdeps/unix/sysv/linux/ia64/Dist
+++ b/sysdeps/unix/sysv/linux/ia64/Dist
@@ -1,5 +1,6 @@
 clone.S
 clone2.S
+dl-static.c
 ioperm.c
 net/route.h
 sys/procfs.h
diff --git a/sysdeps/unix/sysv/linux/ia64/Makefile b/sysdeps/unix/sysv/linux/ia64/Makefile
index 8acb64a..97861a4 100644
--- a/sysdeps/unix/sysv/linux/ia64/Makefile
+++ b/sysdeps/unix/sysv/linux/ia64/Makefile
@@ -6,3 +6,9 @@ ifeq ($(subdir),misc)
 sysdep_headers += sys/io.h
 sysdep_routines += ioperm clone2
 endif
+
+ifeq ($(subdir),elf)
+sysdep-dl-routines += dl-static
+sysdep_routines += $(sysdep-dl-routines)
+sysdep-rtld-routines += $(sysdep-dl-routines)
+endif
diff --git a/sysdeps/unix/sysv/linux/ia64/Versions b/sysdeps/unix/sysv/linux/ia64/Versions
index eb313c8..5f3b6a5 100644
--- a/sysdeps/unix/sysv/linux/ia64/Versions
+++ b/sysdeps/unix/sysv/linux/ia64/Versions
@@ -3,6 +3,9 @@ ld {
     # global variables needed in the libc.
     _dl_pagesize;
   }
+  GLIBC_2.2.1 {
+    _dl_var_init;
+  }
 }
 libc {
   GLIBC_2.2 {
diff --git a/sysdeps/unix/sysv/linux/ia64/dl-static.c b/sysdeps/unix/sysv/linux/ia64/dl-static.c
new file mode 100644
index 0000000..7d6eab8
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/ia64/dl-static.c
@@ -0,0 +1,77 @@
+/* Variable initialization.  IA-64 version.
+   Copyright (C) 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <ldsodefs.h>
+
+extern int _dl_clktck;
+
+#ifdef SHARED
+
+void
+_dl_var_init (void *array[])
+{
+  /* It has to match "variables" below. */
+  enum
+    {
+      DL_PAGESIZE = 0,
+      DL_CLKTCK
+    };
+
+  _dl_pagesize = *((size_t *) array[DL_PAGESIZE]);
+  _dl_clktck = *((int *) array[DL_CLKTCK]);
+}
+
+#else
+#include <bits/libc-lock.h>
+
+__libc_lock_define_initialized_recursive (, _dl_static_lock)
+
+static void *variables[] =
+{
+  &_dl_pagesize,
+  &_dl_clktck
+};
+
+void
+_dl_static_init (struct link_map *map)
+{
+  const ElfW(Sym) *ref;
+  lookup_t loadbase;
+  void (*f) (void *[]);
+  static int done = 0;
+
+  __libc_lock_lock (_dl_static_lock);
+
+  if (done)
+    {
+      __libc_lock_unlock (_dl_static_lock);
+      return;
+    }
+
+  done = 1;
+
+  loadbase = _dl_lookup_symbol ("_dl_var_init", map, &ref,
+				map->l_local_scope, 0, 1);
+  f = (void (*) (void *[])) DL_SYMBOL_ADDRESS (loadbase, ref);
+  f (variables);
+
+  __libc_lock_unlock (_dl_static_lock);
+}
+
+#endif
diff --git a/sysdeps/unix/sysv/linux/ia64/ldsodefs.h b/sysdeps/unix/sysv/linux/ia64/ldsodefs.h
new file mode 100644
index 0000000..2c74a07
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/ia64/ldsodefs.h
@@ -0,0 +1,32 @@
+/* Run-time dynamic linker data structures for loaded ELF shared objects. IA64.
+   Copyright (C) 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef	_LDSODEFS_H
+
+/* Get the real definitions.  */
+#include_next <ldsodefs.h>
+
+/* Now define our stuff.  */
+
+/* We need special support to initialize DSO loaded for statically linked
+   binaries.  */
+extern void _dl_static_init (struct link_map *map);
+#define DL_STATIC_INIT(map) _dl_static_init (map)
+
+#endif /* ldsodefs.h */