/* Copyright (C) 2006 Red Hat, Inc.

   This file is part of elfutils.

   This file is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   elfutils 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 General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#ifdef HAVE_CONFIG_H

# include <config.h>

#endif

#include <errno.h>

#include <stdio.h>

#include <fcntl.h>

#include <unistd.h>

#include <libelf.h>

#include "system.h"

int

main (int argc __attribute__ ((unused)), char *argv[])

{

  int fd = open (argv[1], O_RDWR);

  if (fd < 0)

    error (2, errno, "open: %s", argv[1]);

  if (elf_version (EV_CURRENT) == EV_NONE)

    error (1, 0, "libelf version mismatch");

  Elf *elf = elf_begin (fd, ELF_C_RDWR_MMAP, NULL);

  if (elf == NULL)

    error (1, 0, "elf_begin: %s", elf_errmsg (-1));

  if (elf_update (elf, ELF_C_WRITE) < 0)

    error (1, 0, "elf_update: %s", elf_errmsg (-1));

  elf_end (elf);

  close (fd);

  return 0;

}