/* Locate the shared object symbol nearest a given address. Copyright (C) 2003, 2004 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 <dlfcn.h> #if !defined SHARED && defined IS_IN_libdl int dladdr1 (const void *address, Dl_info *info, void **extra, int flags) { return __dladdr1 (address, info, extra, flags); } #else int __dladdr1 (const void *address, Dl_info *info, void **extra, int flags) { # ifdef SHARED if (__builtin_expect (_dlfcn_hook != NULL, 0)) return _dlfcn_hook->dladdr1 (address, info, extra, flags); # endif switch (flags) { default: /* Make this an error? */ case 0: return _dl_addr (address, info, NULL, NULL); case RTLD_DL_SYMENT: return _dl_addr (address, info, NULL, (const ElfW(Sym) **) extra); case RTLD_DL_LINKMAP: return _dl_addr (address, info, (struct link_map **) extra, NULL); } } # ifdef SHARED strong_alias (__dladdr1, dladdr1) # endif #endif