kldload.c revision 50476 
1/*-
2 * Copyright (c) 1997 Doug Rabson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifndef lint
28static const char rcsid[] =
29  "$FreeBSD: head/sbin/kldload/kldload.c 50476 1999-08-28 00:22:10Z peter $";
30#endif /* not lint */
31
32#include <err.h>
33#include <stdio.h>
34#include <unistd.h>
35#include <sys/param.h>
36#include <sys/linker.h>
37
38static void
39usage(void)
40{
41    fprintf(stderr, "usage: kldload [-v] filename\n");
42    exit(1);
43}
44
45int
46main(int argc, char** argv)
47{
48    int c;
49    int verbose = 0;
50    int fileid;
51
52    while ((c = getopt(argc, argv, "v")) != -1)
53	switch (c) {
54	case 'v':
55	    verbose = 1;
56	    break;
57	default:
58	    usage();
59	}
60    argc -= optind;
61    argv += optind;
62
63    if (argc != 1)
64	usage();
65
66    fileid = kldload(argv[0]);
67    if (fileid < 0)
68	err(1, "can't load %s", argv[0]);
69    else
70	if (verbose)
71	    printf("Loaded %s, id=%d\n", argv[0], fileid);
72
73    return 0;
74}
75