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pass3.c revision 1.2 
      1 /*	$NetBSD: pass3.c,v 1.2 1997/09/14 14:27:28 lukem Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997 Manuel Bouyer.
      5  * Copyright (c) 1980, 1986, 1993
      6  *	The Regents of the University of California.  All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by the University of
     19  *	California, Berkeley and its contributors.
     20  * 4. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  */
     36 
     37 #include <sys/cdefs.h>
     38 #ifndef lint
     39 #if 0
     40 static char sccsid[] = "@(#)pass3.c	8.1 (Berkeley) 6/5/93";
     41 #else
     42 __RCSID("$NetBSD: pass3.c,v 1.2 1997/09/14 14:27:28 lukem Exp $");
     43 #endif
     44 #endif /* not lint */
     45 
     46 #include <sys/param.h>
     47 #include <sys/time.h>
     48 #include <ufs/ext2fs/ext2fs_dinode.h>
     49 #include <ufs/ext2fs/ext2fs.h>
     50 #include "fsck.h"
     51 #include "extern.h"
     52 
     53 void
     54 pass3()
     55 {
     56 	struct inoinfo **inpp, *inp;
     57 	ino_t orphan;
     58 	int loopcnt;
     59 
     60 	for (inpp = &inpsort[inplast - 1]; inpp >= inpsort; inpp--) {
     61 		inp = *inpp;
     62 		if (inp->i_number == EXT2_ROOTINO ||
     63 		    !(inp->i_parent == 0 || statemap[inp->i_number] == DSTATE))
     64 			continue;
     65 		if (statemap[inp->i_number] == DCLEAR)
     66 			continue;
     67 		for (loopcnt = 0; ; loopcnt++) {
     68 			orphan = inp->i_number;
     69 			if (inp->i_parent == 0 ||
     70 			    statemap[inp->i_parent] != DSTATE ||
     71 			    loopcnt > numdirs)
     72 				break;
     73 			inp = getinoinfo(inp->i_parent);
     74 		}
     75 		(void)linkup(orphan, inp->i_dotdot);
     76 		inp->i_parent = inp->i_dotdot = lfdir;
     77 		lncntp[lfdir]--;
     78 		statemap[orphan] = DFOUND;
     79 		propagate();
     80 	}
     81 }
     82