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.
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25 *
26 * $Id: kldunload.c,v 1.3 1997/10/21 09:59:26 jmg Exp $
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25 */ 26
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27#ifndef lint 28static const char rcsid[] = 29 "$Id$"; 30#endif /* not lint */ 31 |
32#include <err.h> 33#include <stdio.h> 34#include <stdlib.h> 35#include <unistd.h> 36#include <sys/param.h> 37#include <sys/linker.h> 38 39static void 40usage(void) 41{
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39 fprintf(stderr, "usage: kldunload [-i id] [-n filename]\n");
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42 fprintf(stderr, "usage: kldunload [-v] [-i id] [-n name]\n"); |
43 exit(1); 44} 45 46int 47main(int argc, char** argv) 48{ 49 int c; 50 int verbose = 0; 51 int fileid = 0; 52 char* filename = 0; 53 54 while ((c = getopt(argc, argv, "i:n:v")) != -1) 55 switch (c) { 56 case 'i': 57 fileid = atoi(optarg); 58 break; 59 case 'n': 60 filename = optarg; 61 break; 62 case 'v': 63 verbose = 1; 64 break; 65 default: 66 usage(); 67 } 68 argc -= optind; 69 argv += optind; 70 71 if (argc != 0) 72 usage(); 73 74 if (fileid == 0 && filename == 0) 75 usage(); 76 77 if (filename) { 78 if ((fileid = kldfind(filename)) < 0)
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76 err(1, "Can't find file %s", filename);
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79 err(1, "can't find file %s", filename); |
80 } 81 82 if (verbose) { 83 struct kld_file_stat stat; 84 stat.version = sizeof stat; 85 if (kldstat(fileid, &stat) < 0) 86 err(1, "Can't stat file"); 87 printf("Unloading %s, id=%d\n", stat.name, fileid); 88 } 89 90 if (kldunload(fileid) < 0)
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88 err(1, "Can't unload file");
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91 err(1, "can't unload file"); |
92 93 return 0; 94}
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92
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