Erik Andersen | e49d5ec | 2000-02-08 19:58:47 +0000 | [diff] [blame] | 1 | /* vi: set sw=4 ts=4: */ |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 2 | /* |
| 3 | * Mini rmmod implementation for busybox |
| 4 | * |
Eric Andersen | 8ec10a9 | 2001-01-27 09:33:39 +0000 | [diff] [blame^] | 5 | * Copyright (C) 1999,2000,2001 by Lineo, inc. |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 6 | * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 21 | * |
| 22 | */ |
| 23 | |
Eric Andersen | 3570a34 | 2000-09-25 21:45:58 +0000 | [diff] [blame] | 24 | #include "busybox.h" |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 25 | #include <stdio.h> |
| 26 | #include <errno.h> |
| 27 | #include <unistd.h> |
Eric Andersen | ed3ef50 | 2001-01-27 08:24:39 +0000 | [diff] [blame] | 28 | #include <stdlib.h> |
| 29 | #include <sys/syscall.h> |
| 30 | #include <linux/unistd.h> |
Erik Andersen | 1d1d950 | 2000-04-21 01:26:49 +0000 | [diff] [blame] | 31 | #define __LIBRARY__ |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 32 | |
| 33 | |
| 34 | |
| 35 | /* And the system call of the day is... */ |
Erik Andersen | 6da0ae8 | 1999-12-17 01:08:27 +0000 | [diff] [blame] | 36 | _syscall1(int, delete_module, const char *, name) |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 37 | |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 38 | extern int rmmod_main(int argc, char **argv) |
| 39 | { |
Matt Kraai | 3e856ce | 2000-12-01 02:55:13 +0000 | [diff] [blame] | 40 | int ret = EXIT_SUCCESS; |
Erik Andersen | e49d5ec | 2000-02-08 19:58:47 +0000 | [diff] [blame] | 41 | if (argc <= 1) { |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 42 | usage(rmmod_usage); |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 43 | } |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 44 | |
Erik Andersen | e49d5ec | 2000-02-08 19:58:47 +0000 | [diff] [blame] | 45 | /* Parse any options */ |
| 46 | while (--argc > 0 && **(++argv) == '-') { |
| 47 | while (*(++(*argv))) { |
| 48 | switch (**argv) { |
| 49 | case 'a': |
| 50 | /* Unload _all_ unused modules via NULL delete_module() call */ |
Matt Kraai | a9819b2 | 2000-12-22 01:48:07 +0000 | [diff] [blame] | 51 | if (delete_module(NULL)) |
| 52 | perror_msg_and_die("rmmod"); |
Matt Kraai | 3e856ce | 2000-12-01 02:55:13 +0000 | [diff] [blame] | 53 | return EXIT_SUCCESS; |
Erik Andersen | e49d5ec | 2000-02-08 19:58:47 +0000 | [diff] [blame] | 54 | default: |
| 55 | usage(rmmod_usage); |
| 56 | } |
| 57 | } |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 58 | } |
Erik Andersen | e49d5ec | 2000-02-08 19:58:47 +0000 | [diff] [blame] | 59 | |
| 60 | while (argc-- > 0) { |
| 61 | if (delete_module(*argv) < 0) { |
Matt Kraai | a9819b2 | 2000-12-22 01:48:07 +0000 | [diff] [blame] | 62 | perror_msg("%s", *argv); |
Matt Kraai | 3e856ce | 2000-12-01 02:55:13 +0000 | [diff] [blame] | 63 | ret = EXIT_FAILURE; |
Erik Andersen | e49d5ec | 2000-02-08 19:58:47 +0000 | [diff] [blame] | 64 | } |
| 65 | argv++; |
| 66 | } |
Eric Andersen | a5716d3 | 2000-07-28 15:16:37 +0000 | [diff] [blame] | 67 | return(ret); |
Erik Andersen | 3d7e341 | 1999-12-16 23:04:20 +0000 | [diff] [blame] | 68 | } |