hush/rmmod.c

68 lines
1.7 KiB
C

/* vi: set sw=4 ts=4: */
/*
* Mini rmmod implementation for busybox
*
* Copyright (C) 1999,2000,2001 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 <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <getopt.h>
#include <sys/syscall.h>
#include <linux/unistd.h>
#include "busybox.h"
#define __LIBRARY__
/* And the system call of the day is... */
_syscall1(int, delete_module, const char *, name)
extern int rmmod_main(int argc, char **argv)
{
int n, ret = EXIT_SUCCESS;
/* Parse command line. */
while ((n = getopt(argc, argv, "a")) != EOF) {
switch (n) {
case 'a':
/* Unload _all_ unused modules via NULL delete_module() call */
if (delete_module(NULL))
perror_msg_and_die("rmmod");
return EXIT_SUCCESS;
default:
show_usage();
}
}
if (optind == argc)
show_usage();
for (n = optind; n < argc; n++) {
if (delete_module(argv[n]) < 0) {
perror_msg("%s", argv[n]);
ret = EXIT_FAILURE;
}
}
return(ret);
}