/* vi: set sw=4 ts=4: *//* * Utility routines. * * Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */#include <stdio.h>#include <string.h>#include "libbb.h"#include <mntent.h>/* * Given a block device, find the mount table entry if that block device * is mounted. * * Given any other file (or directory), find the mount table entry for its * filesystem. */extern struct mntent *find_mount_point(const char *name, const char *table){	struct stat s;	dev_t mountDevice;	FILE *mountTable;	struct mntent *mountEntry;	if (stat(name, &s) != 0)		return 0;	if ((s.st_mode & S_IFMT) == S_IFBLK)		mountDevice = s.st_rdev;	else		mountDevice = s.st_dev;	if ((mountTable = setmntent(table, "r")) == 0)		return 0;	while ((mountEntry = getmntent(mountTable)) != 0) {		if (strcmp(name, mountEntry->mnt_dir) == 0			|| strcmp(name, mountEntry->mnt_fsname) == 0)	/* String match. */			break;		if (stat(mountEntry->mnt_fsname, &s) == 0 && s.st_rdev == mountDevice)	/* Match the device. */			break;		if (stat(mountEntry->mnt_dir, &s) == 0 && s.st_dev == mountDevice)	/* Match the directory's mount point. */			break;	}	endmntent(mountTable);	return mountEntry;}/* END CODE *//*Local Variables:c-file-style: "linux"c-basic-offset: 4tab-width: 4End:*/