blob: b066b421177505ef5da819596dea30d8db994a6d
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 1 for a match, otherwise 0 |
9 | * |
10 | * Licensed under GPLv2 or later, see file LICENSE in this source tree. |
11 | */ |
12 | |
13 | #include "libbb.h" |
14 | |
15 | #ifdef HAVE_MNTENT_H |
16 | |
17 | int FAST_FUNC match_fstype(const struct mntent *mt, const char *t_fstype) |
18 | { |
19 | int match = 1; |
20 | |
21 | if (!t_fstype) |
22 | return match; |
23 | |
24 | if (t_fstype[0] == 'n' && t_fstype[1] == 'o') { |
25 | match--; |
26 | t_fstype += 2; |
27 | } |
28 | |
29 | while (1) { |
30 | char *after_mnt_type = is_prefixed_with(t_fstype, mt->mnt_type); |
31 | if (after_mnt_type |
32 | && (*after_mnt_type == '\0' || *after_mnt_type == ',') |
33 | ) { |
34 | return match; |
35 | } |
36 | t_fstype = strchr(t_fstype, ','); |
37 | if (!t_fstype) |
38 | break; |
39 | t_fstype++; |
40 | } |
41 | |
42 | return !match; |
43 | } |
44 | |
45 | #endif /* HAVE_MNTENT_H */ |
46 |