/* vi: set sw=4 ts=4: *//* * Mini mknod implementation for busybox * * Copyright (C) 1995, 1996 by Bruce Perens <bruce@pixar.com>. * Copyright (C) 1999-2002 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 <errno.h>#include <fcntl.h>#include <unistd.h>#include <string.h>#include <stdlib.h>#include <sys/types.h>#include "busybox.h"int mknod_main(int argc, char **argv){	char *thisarg;	mode_t mode = 0;	mode_t perm = 0666;	dev_t dev = 0;	argc--;	argv++;	/* Parse any options */	while (argc > 1) {		if (**argv != '-')			break;		thisarg = *argv;		thisarg++;		switch (*thisarg) {		case 'm':			argc--;			argv++;			parse_mode(*argv, &perm);			umask(0);			break;		default:			show_usage();		}		argc--;		argv++;	}	if (argc != 4 && argc != 2) {		show_usage();	}	switch (argv[1][0]) {	case 'c':	case 'u':		mode = S_IFCHR;		break;	case 'b':		mode = S_IFBLK;		break;	case 'p':		mode = S_IFIFO;		if (argc!=2) {			show_usage();		}		break;	default:		show_usage();	}	if (mode == S_IFCHR || mode == S_IFBLK) {		dev = (atoi(argv[2]) << 8) | atoi(argv[3]);	}	mode |= perm;	if (mknod(argv[0], mode, dev) != 0)		perror_msg_and_die("%s", argv[0]);	return EXIT_SUCCESS;}