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72 lines
2.4 KiB
C
72 lines
2.4 KiB
C
/* Resolve conflicts against already prelinked libraries.
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Copyright (C) 2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <errno.h>
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#include <libintl.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <ldsodefs.h>
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#include <sys/mman.h>
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#include <sys/param.h>
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#include <sys/types.h>
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#include "dynamic-link.h"
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extern unsigned long int _dl_num_cache_relocations; /* in dl-lookup.c */
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void
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_dl_resolve_conflicts (struct link_map *l, ElfW(Rela) *conflict,
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ElfW(Rela) *conflictend)
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{
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if (__builtin_expect (_dl_debug_mask & DL_DEBUG_RELOC, 0))
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_dl_printf ("\nconflict processing: %s\n",
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l->l_name[0] ? l->l_name : _dl_argv[0]);
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{
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/* Do the conflict relocation of the object and library GOT and other
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data. */
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/* This macro is used as a callback from the ELF_DYNAMIC_RELOCATE code. */
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#define RESOLVE_MAP(ref, version, flags) (*ref = NULL, 0)
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#define RESOLVE(ref, version, flags) (*ref = NULL, 0)
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#define RESOLVE_CONFLICT_FIND_MAP(map, r_offset) \
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do \
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{ \
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while ((resolve_conflict_map->l_map_end \
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< (ElfW(Addr))(r_offset)) \
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|| (resolve_conflict_map->l_map_start \
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> (ElfW(Addr))(r_offset))) \
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resolve_conflict_map \
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= resolve_conflict_map->l_next; \
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(map) = resolve_conflict_map; \
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} while (0)
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struct link_map *resolve_conflict_map __attribute__ ((__unused__))
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= _dl_loaded;
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#include "dynamic-link.h"
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_dl_num_cache_relocations += conflictend - conflict;
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for (; conflict < conflictend; ++conflict)
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elf_machine_rela (l, conflict, NULL, NULL, (void *) conflict->r_offset);
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}
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}
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