diff options
| -rw-r--r-- | ufs-fsck/pass2.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/ufs-fsck/pass2.c b/ufs-fsck/pass2.c new file mode 100644 index 00000000..cb874712 --- /dev/null +++ b/ufs-fsck/pass2.c @@ -0,0 +1,66 @@ +/* Pass 2 of GNU fsck -- examine all directories for validity + 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. */ + + +/* Verify root inode's basic validity; then traverse all directories + starting at root and mark those we find in inodetype with DIR_REF. */ +pass2 () +{ + switch (statemap [ROOTINO]) + { + default: + errexit ("BAD STATE %d FOR ROOT INODE", statemap [ROOTINO]); + + case DIR: + break; + + case UNALLOC: + pfatal ("ROOT INODE UNALLOCATED"); + if (!reply ("ALLOCATE")) + errexit (""); + if (allocdir (ROOTINO, ROOTINO, 0755) != ROOTINO) + errexit ("CANNOT ALLOCATE ROOT INODE\n"); + break; + + case FILE: + pfatal ("ROOT INODE NOT DIRECTORY"); + if (reply ("REALLOCATE")) + freeino (ROOTINO); + if (allocdir (ROOTINO, ROOTINO, 0755) != ROOTINO) + errexit ("CANNOT ALLOCATE ROOT INODE\n"); + break; + + case BADDIR: + pfatal ("DUPLICATE or BAD BLOCKS IN ROOT INODE"); + if (reply ("REALLOCATE")) + { + freeino (ROOINO); + if (allocdir (ROOTINO, ROOTINO, 0755) != ROOTINO) + errexit ("CANNOT ALLOCATE ROOT INODE\n"); + } + if (reply ("CONTINUE") == 0) + errexit (""); + break; + } + + statemap[ROOTINO] != DIR_REF; + + + |