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75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini rmmod implementation for busybox
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*
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* Copyright (C) 1999,2000 by Lineo, inc.
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* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include "internal.h"
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <sys/syscall.h>
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/* And the system call of the day is... */
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_syscall1(int, delete_module, const char *, name)
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static const char rmmod_usage[] =
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"rmmod [OPTION]... [MODULE]...\n\n"
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"Unloads the specified kernel modules from the kernel.\n\n"
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"Options:\n" "\t-a\tTry to remove all unused kernel modules.\n";
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extern int rmmod_main(int argc, char **argv)
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{
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if (argc <= 1) {
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usage(rmmod_usage);
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}
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/* Parse any options */
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while (--argc > 0 && **(++argv) == '-') {
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while (*(++(*argv))) {
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switch (**argv) {
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case 'a':
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/* Unload _all_ unused modules via NULL delete_module() call */
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if (delete_module(NULL)) {
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perror("rmmod");
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exit(FALSE);
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}
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exit(TRUE);
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default:
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usage(rmmod_usage);
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}
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}
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}
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while (argc-- > 0) {
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if (delete_module(*argv) < 0) {
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perror(*argv);
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}
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argv++;
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}
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exit(TRUE);
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}
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