glibc/elf/dl-iteratephdr.c
Ulrich Drepper d3c9f89525 Update.
2002-12-06  Ulrich Drepper  <drepper@redhat.com>

	* misc/syslog.c (log_cleanup): New function.
	(openlog): Use log_cleanup instead of __libc_mutex_unlock.
	(closelog): Likewise.

	* elf/dl-close.c: Use __rtld_lock_* macros instead of __libc_lock_*.
	* elf/dl-iteratephdr.c: Likewise.
	* elf/dl-lookup.c: Likewise.
	* elf/dl-misc.c: Likewise.
	* elf/dl-open.c: Likewise.
	* elf/dl-support.c: Likewise.
	* elf/rtld.c: Likewise.
	* sysdeps/generic/ldsodefs.h: Likewise.
	* sysdeps/generic/bits/libc-lock.h: Define __rtld_lock_* macros.
	* sysdeps/mach/bits/libc-lock.h: Likewise.
	* sysdeps/mach/hurd/bits/libc-lock.h: Likewise.

	* dirent/bug-readdir1.c (main): Don't call closedir, just close
2002-12-06 11:49:42 +00:00

60 lines
1.8 KiB
C

/* Get loaded objects program headers.
Copyright (C) 2001, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
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; 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 <errno.h>
#include <ldsodefs.h>
#include <stddef.h>
#include <bits/libc-lock.h>
int
__dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info,
size_t size, void *data), void *data)
{
struct link_map *l;
struct dl_phdr_info info;
int ret = 0;
/* Make sure we are alone. */
__rtld_lock_lock_recursive (GL(dl_load_lock));
for (l = GL(dl_loaded); l != NULL; l = l->l_next)
{
/* Skip the dynamic linker. */
if (l->l_phdr == NULL)
continue;
info.dlpi_addr = l->l_addr;
info.dlpi_name = l->l_name;
info.dlpi_phdr = l->l_phdr;
info.dlpi_phnum = l->l_phnum;
ret = callback (&info, sizeof (struct dl_phdr_info), data);
if (ret)
break;
}
/* Release the lock. */
__rtld_lock_unlock_recursive (GL(dl_load_lock));
return ret;
}
#ifdef SHARED
weak_alias (__dl_iterate_phdr, dl_iterate_phdr);
#endif