/* $Header: /CVSROOT/debris/cmds/chain.c,v 1.3 2005/08/15 01:04:52 tino Exp $
 *
 * DebRIS: DEBian Remote Install Scripter
 * *chain <file> [args] {data}
 *
 * $Log: chain.c,v $
 * Revision 1.3  2005/08/15 01:04:52  tino
 * all functions now have a prefix (dris_)
 *
 * Revision 1.2  2005/08/13 22:59:12  tino
 * additional functions, see ChangeLog
 *
 * Revision 1.1  2005/07/25 03:01:27  tino
 * added
 */

static int
driscmd_chain(char *args)
{
  char	*cmd;

  cmd	= dris_nextarg(&args);
  if (config.in->len > config.data)
    {
      int	fd;

      if ((fd=open(cmd, O_CREAT|O_TRUNC|O_RDWR, 0755))<0)
	return dris_err("chain: cannot create %s", cmd);
      if (dris_writeall(fd, config.in->buf+config.data, config.in->len-config.data))
	return dris_err("chain: cannot write to %s", cmd);
      if (close(fd))
	return dris_err("chain: cannot close %s", cmd);
    }
  dris_info2("[%lu] chain: %s\n", config.pid, cmd);
  dris_exec2(cmd, args);
  return dris_err("chain: exec(%s) failed", cmd);
}