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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
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')
-rw-r--r--sysdeps/generic/ldsodefs.h8
-rw-r--r--sysdeps/unix/sysv/linux/ia64/Dist1
-rw-r--r--sysdeps/unix/sysv/linux/ia64/Makefile6
-rw-r--r--sysdeps/unix/sysv/linux/ia64/Versions3
-rw-r--r--sysdeps/unix/sysv/linux/ia64/dl-static.c77
-rw-r--r--sysdeps/unix/sysv/linux/ia64/ldsodefs.h32
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 */