| /* 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); |
| } |