/* Initialization code run first thing by the ELF startup code. For i386/Unix. Copyright (C) 1995, 1996, 1997 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 extern void __libc_init (int, char **, char **); extern void __libc_global_ctors (void); int __libc_multiple_libcs = 1; static void init (int *data) { int argc = *data; char **argv = (void *) (data + 1); char **envp = &argv[argc + 1]; __environ = envp; __libc_init (argc, argv, envp); } #ifdef PIC /* This function is called to initialize the shared C library. It is called just before the user _start code from i386/elf/start.S, with the stack set up as that code gets it. */ /* NOTE! The linker notices the magical name `_init' and sets the DT_INIT pointer in the dynamic section based solely on that. It is convention for this function to be in the `.init' section, but the symbol name is the only thing that really matters!! */ /*void _init (int argc, ...) __attribute__ ((unused, section (".init")));*/ void _init (int argc, ...) { init (&argc); __libc_global_ctors (); } #endif void __libc_init_first (int argc __attribute__ ((unused)), ...) { #ifndef PIC init (&argc); #endif }