4.3BSD/usr/src/etc/fsck/pass3.c

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 */

#ifndef lint
static char sccsid[] = "@(#)pass3.c	5.1 (Berkeley) 6/5/85";
#endif not lint

#include <sys/param.h>
#include <sys/inode.h>
#include <sys/fs.h>
#include "fsck.h"

int	pass2check();

pass3()
{
	register DINODE *dp;
	struct inodesc idesc;
	ino_t inumber, orphan;
	int loopcnt;

	bzero((char *)&idesc, sizeof(struct inodesc));
	idesc.id_type = DATA;
	for (inumber = ROOTINO; inumber <= lastino; inumber++) {
		if (statemap[inumber] == DSTATE) {
			pathp = pathname;
			*pathp++ = '?';
			*pathp = '\0';
			idesc.id_func = findino;
			idesc.id_name = "..";
			idesc.id_parent = inumber;
			loopcnt = 0;
			do {
				orphan = idesc.id_parent;
				if (orphan < ROOTINO || orphan > imax)
					break;
				dp = ginode(orphan);
				idesc.id_parent = 0;
				idesc.id_number = orphan;
				(void)ckinode(dp, &idesc);
				if (idesc.id_parent == 0)
					break;
				if (loopcnt >= sblock.fs_cstotal.cs_ndir)
					break;
				loopcnt++;
			} while (statemap[idesc.id_parent] == DSTATE);
			if (linkup(orphan, idesc.id_parent) == 1) {
				idesc.id_func = pass2check;
				idesc.id_number = lfdir;
				descend(&idesc, orphan);
			}
		}
	}
}