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authorUlrich Drepper <drepper@redhat.com>2001-01-11 17:50:24 +0000
committerUlrich Drepper <drepper@redhat.com>2001-01-11 17:50:24 +0000
commitbeb5387cf656c281f9cc81d6a04f1085fe534c9a (patch)
tree0ef71cac8c17d2b5b8375d8854c77b94d61cfa27 /sysdeps/unix/sysv/linux/ia64/dl-static.c
parentc926001f2a943e3208c0d89096926e3a62481cd7 (diff)
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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.
Diffstat (limited to 'sysdeps/unix/sysv/linux/ia64/dl-static.c')
-rw-r--r--sysdeps/unix/sysv/linux/ia64/dl-static.c77
1 files changed, 77 insertions, 0 deletions
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 0000000000..7d6eab8a7b
--- /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