From 48ab1c2ff51c7c4bcd71e1bdaf2c58cdbb560d03 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 25 Jul 2001 20:47:02 +0000 Subject: Update. 2001-07-25 Jakub Jelinek * elf/Makefile (routines): Add dl-iteratephdr and dl-iteratephdr-static. (elide-routines.os): Add dl-iteratephdr-static. * elf/dl-iteratephdr.c: New file. * elf/link.h (struct dl_phdr_info): New definition. (dl_iterate_phdr): New prototype. * elf/Versions (dl_iterate_phdr): Add at GLIBC_2.2.4. * include/link.h (struct dl_phdr_info): New definition. (dl_iterate_phdr, __dl_iterate_phdr): New prototypes. * sysdeps/generic/dl-iteratephdr-static.c: New file. * sysdeps/unix/sysv/linux/ia64/dl-iteratephdr-static.c: New file. * hurd/hurdsig.c (_hurdsig_init): Fix incorrect initialization of pending signals. --- elf/dl-iteratephdr.c | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 elf/dl-iteratephdr.c (limited to 'elf/dl-iteratephdr.c') diff --git a/elf/dl-iteratephdr.c b/elf/dl-iteratephdr.c new file mode 100644 index 0000000000..fa62dc760e --- /dev/null +++ b/elf/dl-iteratephdr.c @@ -0,0 +1,61 @@ +/* Get loaded objects program headers. + Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek , 2001. + + 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 +#include +#include +#include + +__libc_lock_define (extern, _dl_load_lock) + +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. */ + __libc_lock_lock (_dl_load_lock); + + for (l = _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. */ + __libc_lock_unlock (_dl_load_lock); + + return ret; +} + +#ifdef SHARED +weak_alias (__dl_iterate_phdr, dl_iterate_phdr); +#endif -- cgit v1.2.3