/* vi: set sw=4 ts=4: *//* * Utility routines. * * Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org> * * This program 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 of the License, or * (at your option) any later version. * * This program 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, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */#include <stdio.h>#include <fcntl.h>#include "libbb.h"/* try to open up the specified device */extern int device_open(char *device, int mode){	int m, f, fd = -1;	m = mode | O_NONBLOCK;	/* Retry up to 5 times */	for (f = 0; f < 5; f++)		if ((fd = open(device, m, 0600)) >= 0)			break;	if (fd < 0)		return fd;	/* Reset original flags. */	if (m != mode)		fcntl(fd, F_SETFL, mode);	return fd;}/* END CODE *//*Local Variables:c-file-style: "linux"c-basic-offset: 4tab-width: 4End:*/