glibc/sysdeps/unix/sysv/linux/ia64/dl-static.c

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/* 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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; 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
};
Update. 2002-01-30 Ulrich Drepper <drepper@redhat.com> * Versions.def [ld]: Add GLIBC_2.3. * elf/dl-addr.c: Move global variables for SHARED code in struct _rtld_global. Export this struct, remove all exports for the signal variables. * elf/dl-close.c: Likewise. * elf/dl-conflict.c: Likewise. * elf/dl-debug.c: Likewise. * elf/dl-deps.c: Likewise. * elf/dl-dst.h: Likewise. * elf/dl-error.c: Likewise. * elf/dl-fini.c: Likewise. * elf/dl-init.c: Likewise. * elf/dl-iteratephdr.c: Likewise. * elf/dl-libc.c: Likewise. * elf/dl-load.c: Likewise. * elf/dl-lookup.c: Likewise. * elf/dl-minimal.c: Likewise. * elf/dl-object.c: Likewise. * elf/dl-open.c: Likewise. * elf/dl-profile.c: Likewise. * elf/dl-profstub.c: Likewise. * elf/dl-reloc.c: Likewise. * elf/dl-runtime.c: Likewise. * elf/dl-support.c: Likewise. * elf/dl-sym.c: Likewise. * elf/dl-version.c: Likewise. * elf/do-lookup.h: Likewise. * elf/do-rel.h: Likewise. * elf/dynamic-link.h: Likewise. * elf/rtld.c: Likewise. * sysdeps/generic/dl-cache.c: Likewise. * sysdeps/generic/dl-sysdep.c: Likewise. * sysdeps/generic/ldsodefs.h: Likewise. * sysdeps/generic/libc-start.c: Likewise. * sysdeps/i386/dl-machine.h: Likewise. * sysdeps/ia64/dl-fptr.c: Likewise. * sysdeps/ia64/dl-machine.h: Likewise. * sysdeps/unix/sysv/linux/dl-librecon.h: Likewise. * sysdeps/unix/sysv/linux/dl-origin.c: Likewise. * sysdeps/unix/sysv/linux/dl-osinfo.h: Likewise. * sysdeps/unix/sysv/linux/getclktck.c: Likewise. * sysdeps/unix/sysv/linux/getpagesize.c: Likewise. * sysdeps/unix/sysv/linux/i386/dl-librecon.h: Likewise. * sysdeps/unix/sysv/linux/ia64/dl-static.c: Likewise. * sysdeps/unix/sysv/linux/ia64/getpagesize.c: Likewise. * malloc/thread-m.h: Spinlock definitions for x86/x86_64.
2002-01-31 03:41:25 +00:00
GL(dl_pagesize) = *((size_t *) array[DL_PAGESIZE]);
GL(dl_clktck) = *((int *) array[DL_CLKTCK]);
}
#else
#include <bits/libc-lock.h>
__libc_lock_define_initialized_recursive (static, _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 *[]);
__libc_lock_lock (_dl_static_lock);
loadbase = _dl_lookup_symbol ("_dl_var_init", map, &ref,
map->l_local_scope, 0, 1);
if (ref != NULL)
{
f = (void (*) (void *[])) DL_SYMBOL_ADDRESS (loadbase, ref);
f (variables);
}
__libc_lock_unlock (_dl_static_lock);
}
#endif