5a30d59c3
Denis Vlasenko
2007-04-05
Subject
svn add match_fstype.c :(
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libbb/match_fstype.c+44 -0
| @@ -0,0 +1,44 @@ | |
| + | /* vi: set sw=4 ts=4: */ |
| + | /* |
| + | * Match fstypes for use in mount unmount |
| + | * We accept notmpfs,nfs but not notmpfs,nonfs |
| + | * This allows us to match fstypes that start with no like so |
| + | * mount -at ,noddy |
| + | * |
| + | * Returns 0 for a match, otherwise -1 |
| + | * |
| + | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. |
| + | */ |
| + | |
| + | #include "libbb.h" |
| + | |
| + | int match_fstype(const struct mntent *mt, const char *fstype) |
| + | { |
| + | int no = 0; |
| + | int len; |
| + | |
| + | if (!mt) |
| + | return -1; |
| + | |
| + | if (!fstype) |
| + | return 0; |
| + | |
| + | if (fstype[0] == 'n' && fstype[1] == 'o') { |
| + | no = -1; |
| + | fstype += 2; |
| + | } |
| + | |
| + | len = strlen(mt->mnt_type); |
| + | while (fstype) { |
| + | if (!strncmp(mt->mnt_type, fstype, len) |
| + | && (!fstype[len] || fstype[len] == ',') |
| + | ) { |
| + | return no; |
| + | } |
| + | fstype = strchr(fstype, ','); |
| + | if (fstype) |
| + | fstype++; |
| + | } |
| + | |
| + | return -(no + 1); |
| + | } |