1 /* vi: set sw=4 ts=4: */
5 * Copyright (C) tons of folks. Tracking down who wrote what
6 * isn't something I'm going to worry about... If you wrote something
7 * here, please feel free to acknowledge your work.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
24 * Permission has been granted to redistribute this code under the GPL.
34 * Given a block device, find the mount table entry if that block device
37 * Given any other file (or directory), find the mount table entry for its
40 extern struct mntent *find_mount_point(const char *name, const char *table)
45 struct mntent *mountEntry;
47 if (stat(name, &s) != 0)
50 if ((s.st_mode & S_IFMT) == S_IFBLK)
51 mountDevice = s.st_rdev;
53 mountDevice = s.st_dev;
56 if ((mountTable = setmntent(table, "r")) == 0)
59 while ((mountEntry = getmntent(mountTable)) != 0) {
60 if (strcmp(name, mountEntry->mnt_dir) == 0
61 || strcmp(name, mountEntry->mnt_fsname) == 0) /* String match. */
63 if (stat(mountEntry->mnt_fsname, &s) == 0 && s.st_rdev == mountDevice) /* Match the device. */
65 if (stat(mountEntry->mnt_dir, &s) == 0 && s.st_dev == mountDevice) /* Match the directory's mount point. */
68 endmntent(mountTable);