mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-19 11:30:06 +00:00
beb5387cf6
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.
78 lines
1.8 KiB
C
78 lines
1.8 KiB
C
/* 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
|