mirror of
https://git.busybox.net/busybox.git
synced 2024-12-12 06:53:26 +08:00
74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/*
|
|
* Mini rmmod implementation for busybox
|
|
*
|
|
* Copyright (C) 1999 by Lineo, inc.
|
|
* Written by Erik Andersen <andersen@lineo.com>, <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 "internal.h"
|
|
#include <stdio.h>
|
|
#include <errno.h>
|
|
#include <unistd.h>
|
|
#include <sys/syscall.h>
|
|
|
|
|
|
|
|
/* And the system call of the day is... */
|
|
_syscall1(int, delete_module, const char *, name)
|
|
|
|
|
|
static const char rmmod_usage[] =
|
|
"rmmod [OPTION]... [MODULE]...\n\n"
|
|
"Unloads the specified kernel modules from the kernel.\n\n"
|
|
"Options:\n"
|
|
"\t-a\tTry to remove all unused kernel modules.\n";
|
|
|
|
|
|
|
|
extern int rmmod_main(int argc, char **argv)
|
|
{
|
|
if (argc<=1) {
|
|
usage(rmmod_usage);
|
|
}
|
|
|
|
/* Parse any options */
|
|
while (--argc > 0 && **(++argv) == '-') {
|
|
while (*(++(*argv))) {
|
|
switch (**argv) {
|
|
case 'a':
|
|
/* Unload _all_ unused modules via NULL delete_module() call */
|
|
if (delete_module(NULL)) {
|
|
perror("rmmod");
|
|
exit( FALSE);
|
|
}
|
|
exit( TRUE);
|
|
default:
|
|
usage(rmmod_usage);
|
|
}
|
|
}
|
|
}
|
|
|
|
while (argc-- > 0 ) {
|
|
if (delete_module(*argv) < 0) {
|
|
perror(*argv);
|
|
}
|
|
argv++;
|
|
}
|
|
exit( TRUE);
|
|
}
|