Annotation of /trunk/mkinitrd-magellan/busybox/modutils/rmmod.c
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Revision 984 -
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Sun May 30 11:32:42 2010 UTC (13 years, 11 months ago) by niro
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File size: 1345 byte(s)
Sun May 30 11:32:42 2010 UTC (13 years, 11 months ago) by niro
File MIME type: text/plain
File size: 1345 byte(s)
-updated to busybox-1.16.1 and enabled blkid/uuid support in default config
1 | niro | 532 | /* vi: set sw=4 ts=4: */ |
2 | /* | ||
3 | * Mini rmmod implementation for busybox | ||
4 | * | ||
5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> | ||
6 | niro | 816 | * Copyright (C) 2008 Timo Teras <timo.teras@iki.fi> |
7 | niro | 532 | * |
8 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. | ||
9 | */ | ||
10 | |||
11 | niro | 816 | #include "libbb.h" |
12 | #include "modutils.h" | ||
13 | niro | 532 | |
14 | niro | 816 | int rmmod_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
15 | int rmmod_main(int argc UNUSED_PARAM, char **argv) | ||
16 | niro | 532 | { |
17 | niro | 816 | int n; |
18 | niro | 984 | unsigned flags = O_NONBLOCK | O_EXCL; |
19 | niro | 532 | |
20 | /* Parse command line. */ | ||
21 | niro | 816 | n = getopt32(argv, "wfas"); // -s ignored |
22 | argv += optind; | ||
23 | if (n & 1) // --wait | ||
24 | niro | 532 | flags &= ~O_NONBLOCK; |
25 | niro | 816 | if (n & 2) // --force |
26 | niro | 532 | flags |= O_TRUNC; |
27 | niro | 816 | if (n & 4) { |
28 | niro | 532 | /* Unload _all_ unused modules via NULL delete_module() call */ |
29 | niro | 816 | if (bb_delete_module(NULL, flags) != 0 && errno != EFAULT) |
30 | bb_perror_msg_and_die("rmmod"); | ||
31 | niro | 532 | return EXIT_SUCCESS; |
32 | } | ||
33 | |||
34 | niro | 816 | if (!*argv) |
35 | niro | 532 | bb_show_usage(); |
36 | |||
37 | niro | 984 | n = ENABLE_FEATURE_2_4_MODULES && get_linux_version_code() < KERNEL_VERSION(2,6,0); |
38 | niro | 816 | while (*argv) { |
39 | char modname[MODULE_NAME_LEN]; | ||
40 | niro | 984 | const char *bname; |
41 | |||
42 | bname = bb_basename(*argv++); | ||
43 | if (n) | ||
44 | safe_strncpy(modname, bname, MODULE_NAME_LEN); | ||
45 | else | ||
46 | filename2modname(bname, modname); | ||
47 | niro | 816 | if (bb_delete_module(modname, flags)) |
48 | niro | 984 | bb_error_msg_and_die("can't unload '%s': %s", |
49 | niro | 816 | modname, moderror(errno)); |
50 | niro | 532 | } |
51 | |||
52 | niro | 816 | return EXIT_SUCCESS; |
53 | niro | 532 | } |