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/* Pass 3 of GNU fsck -- Look for disconnected directories
Copyright (C) 1994 Free Software Foundation, Inc.
Written by Michael I. Bushnell.
This file is part of the GNU Hurd.
The GNU Hurd 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, or (at
your option) any later version.
The GNU Hurd 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "fsck.h"
void
pass3 ()
{
struct dirinfo *dnp;
int nd;
int change;
/* Mark all the directories that can be found from the root. */
inodestate[ROOTINO] |= DIR_REF;
do
{
change = 0;
for (nd = 0; nd < dirarrayused; nd++)
{
dnp = dirsorted[nd];
if (dnp->i_parent
&& inodestate[dnp->i_parent] == (DIRECTORY | DIR_REF)
&& inodestate[dnp->i_number] == DIRECTORY)
{
inodestate[dnp->i_number] |= DIR_REF;
change = 1;
}
}
}
while (change);
/* Check for orphaned directories */
for (nd = 0; nd < dirarrayused; nd++)
{
dnp = dirsorted[nd];
if (dnp->i_parent == 0)
{
if (inodestate[dnp->i_number] & DIR_REF)
errexit ("ORPHANED DIR MARKED WITH CONNECT");
pwarn ("UNREF DIR");
pinode (dnp->i_number);
if (preen)
printf (" (RECONNECTED)");
if (preen || reply ("RECONNECT"))
if (linkup (dnp->i_number, dnp->i_dotdot))
dnp->i_parent = dnp->i_dotdot = lfdir;
}
}
}
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