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/* vi: set sw=4 ts=4: */
/*
* Mini rmmod implementation for busybox
*
* Copyright (C) 1999,2000 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>
#define __LIBRARY__
/* And the system call of the day is... */
_syscall1(int, delete_module, const char *, name)
static const char rmmod_usage[] =
"rmmod [OPTION]... [MODULE]...\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nUnloads the specified kernel modules from the kernel.\n\n"
"Options:\n"
"\t-a\tTry to remove all unused kernel modules.\n"
#endif
;
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++;
}
return(TRUE);
}
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