/* * rename - rename a file *//* Copyright (C) 1999 Free Software Foundation, Inc.   This file is part of GNU Bash, the Bourne Again SHell.   Bash 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 2, or (at your option)   any later version.   Bash 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 Bash; see the file COPYING.  If not, write to the Free   Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */#include <config.h>#if !defined (HAVE_RENAME)#include <bashtypes.h>#if defined (HAVE_UNISTD_H)#  include <unistd.h>#endif#include <stdc.h>intrename (from, to)     const char *from, *to;{  unlink (to);  if (link (from, to) < 0)    return (-1);  unlink (from);  return (0);}#endif /* !HAVE_RENAME */