mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-26 11:47:31 +00:00
105 lines
2.8 KiB
C
105 lines
2.8 KiB
C
/*-
|
|
* Copyright (c) 1997 Doug Rabson
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <err.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <sys/param.h>
|
|
#include <sys/linker.h>
|
|
|
|
static void
|
|
usage(void)
|
|
{
|
|
fprintf(stderr, "usage: kldunload [-fv] -i id\n");
|
|
fprintf(stderr, " kldunload [-fv] [-n] name\n");
|
|
exit(1);
|
|
}
|
|
|
|
int
|
|
main(int argc, char** argv)
|
|
{
|
|
int c;
|
|
int verbose = 0;
|
|
int fileid = 0;
|
|
int force = LINKER_UNLOAD_NORMAL;
|
|
char* filename = NULL;
|
|
|
|
while ((c = getopt(argc, argv, "fi:n:v")) != -1)
|
|
switch (c) {
|
|
case 'f':
|
|
force = LINKER_UNLOAD_FORCE;
|
|
break;
|
|
case 'i':
|
|
fileid = atoi(optarg);
|
|
if (!fileid)
|
|
errx(1, "Invalid ID %s", optarg);
|
|
break;
|
|
case 'n':
|
|
filename = optarg;
|
|
break;
|
|
case 'v':
|
|
verbose = 1;
|
|
break;
|
|
default:
|
|
usage();
|
|
}
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
if (fileid == 0 && filename == NULL && (argc == 1)) {
|
|
filename = *argv;
|
|
argc--;
|
|
}
|
|
|
|
if (argc != 0 || (fileid != 0 && filename != NULL))
|
|
usage();
|
|
|
|
if (fileid == 0 && filename == NULL)
|
|
usage();
|
|
|
|
if (filename != NULL) {
|
|
if ((fileid = kldfind(filename)) < 0)
|
|
err(1, "can't find file %s", filename);
|
|
}
|
|
|
|
if (verbose) {
|
|
struct kld_file_stat stat;
|
|
stat.version = sizeof stat;
|
|
if (kldstat(fileid, &stat) < 0)
|
|
err(1, "can't stat file");
|
|
printf("Unloading %s, id=%d\n", stat.name, fileid);
|
|
}
|
|
|
|
if (kldunloadf(fileid, force) < 0)
|
|
err(1, "can't unload file");
|
|
|
|
return 0;
|
|
}
|