Contents of /tags/mkinitrd-6_1_3/busybox/libbb/match_fstype.c
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Mon May 4 18:51:23 2009 UTC (15 years, 4 months ago) by niro
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Mon May 4 18:51:23 2009 UTC (15 years, 4 months ago) by niro
File MIME type: text/plain
File size: 815 byte(s)
tagged 'mkinitrd-6_1_3'
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * Match fstypes for use in mount unmount |
4 | * We accept notmpfs,nfs but not notmpfs,nonfs |
5 | * This allows us to match fstypes that start with no like so |
6 | * mount -at ,noddy |
7 | * |
8 | * Returns 0 for a match, otherwise -1 |
9 | * |
10 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. |
11 | */ |
12 | |
13 | #include "libbb.h" |
14 | |
15 | int FAST_FUNC match_fstype(const struct mntent *mt, const char *fstype) |
16 | { |
17 | int no = 0; |
18 | int len; |
19 | |
20 | if (!mt) |
21 | return -1; |
22 | |
23 | if (!fstype) |
24 | return 0; |
25 | |
26 | if (fstype[0] == 'n' && fstype[1] == 'o') { |
27 | no = -1; |
28 | fstype += 2; |
29 | } |
30 | |
31 | len = strlen(mt->mnt_type); |
32 | while (fstype) { |
33 | if (!strncmp(mt->mnt_type, fstype, len) |
34 | && (!fstype[len] || fstype[len] == ',') |
35 | ) { |
36 | return no; |
37 | } |
38 | fstype = strchr(fstype, ','); |
39 | if (fstype) |
40 | fstype++; |
41 | } |
42 | |
43 | return -(no + 1); |
44 | } |