add -c flag to convert between file system formats

SCCS-vsn: sbin/fsck/fsck.8 6.3

diff --git a/usr/src/sbin/fsck/fsck.8 b/usr/src/sbin/fsck/fsck.8
index c6d9a94..2681440 100644 (file)
--- a/usr/src/sbin/fsck/fsck.8
+++ b/usr/src/sbin/fsck/fsck.8
@@ -2,7 +2,7 @@
 .\" All rights reserved.  The Berkeley software License Agreement
 .\" specifies the terms and conditions for redistribution.
 .\"
 .\" All rights reserved.  The Berkeley software License Agreement
 .\" specifies the terms and conditions for redistribution.
 .\"

-.\"    @(#)fsck.8      6.2 (Berkeley) %G%
+.\"    @(#)fsck.8      6.3 (Berkeley) %G%

 .\"
 .TH FSCK 8 ""
 .UC 4
 .\"
 .TH FSCK 8 ""
 .UC 4


@@ -23,6 +23,8 @@ filesystem ...
 .B \-b
 block#
 ] [
 .B \-b
 block#
 ] [

+.B \-c
+] [

 .B \-y
 ] [
 .B \-n
 .B \-y
 ] [
 .B \-n


@@ -62,10 +64,10 @@ Unreferenced inodes
 Link counts in inodes too large
 .ns
 .IP
 Link counts in inodes too large
 .ns
 .IP

-Missing blocks in the free list
+Missing blocks in the free map

 .ns
 .IP
 .ns
 .IP

-Blocks in the free list also in files
+Blocks in the free map also in files

 .ns
 .IP
 Counts in the super-block wrong
 .ns
 .IP
 Counts in the super-block wrong


@@ -123,7 +125,7 @@ The following flags are interpreted by
 .TP 6
 .B \-b
 Use the block specified immediately after the flag as
 .TP 6
 .B \-b
 Use the block specified immediately after the flag as

-the super block for the file system.  Block 32 is always
+the super block for the file system.  Block 32 is usually

 an alternate super block.
 .TP 6
 .B  \-y
 an alternate super block.
 .TP 6
 .B  \-y


@@ -136,6 +138,27 @@ to continue after essentially unlimited trouble has been encountered.
 Assume a no response to all questions asked by 
 .I fsck;
 do not open the file system for writing.
 Assume a no response to all questions asked by 
 .I fsck;
 do not open the file system for writing.

+.TP 6
+.B  \-c
+If the file system is in the old (static table) format,
+convert it to the new (dynamic table) format.
+If the file system is in the new format,
+convert it to the old format provided the old format
+can support the filesystem configuration.
+In interactive mode,
+.I fsck
+will list the direction the conversion is to be made
+and ask whether the conversion should be done.
+If a negative answer is given,
+no further operations are done on the filesystem.
+In preen mode,
+the direction of the conversion is listed and done if
+possible without user interaction.
+Conversion in preen mode is best used when all the file systems
+are being converted at once.
+The format of a file system can be determined from the
+first line of output from 
+.IR dumpfs (8).

 .PP
 If no filesystems are given to 
 .I fsck
 .PP
 If no filesystems are given to 
 .I fsck


@@ -147,13 +170,13 @@ the file
 Inconsistencies checked are as follows:
 .TP 6
 1.
 Inconsistencies checked are as follows:
 .TP 6
 1.

-Blocks claimed by more than one inode or the free list.
+Blocks claimed by more than one inode or the free map.

 .br
 .br
 .ns
 .TP 6
 2.
 .br
 .br
 .ns
 .TP 6
 2.

-Blocks claimed by an inode or the free list outside the range of the file system.
+Blocks claimed by an inode outside the range of the file system.

 .br
 .br
 .ns
 .br
 .br
 .ns


@@ -171,6 +194,8 @@ Size checks:
 .IP "" 12
 Directory size not of proper format.
 .br
 .IP "" 12
 Directory size not of proper format.
 .br

+Partially truncated file.
+.br

 .br
 .ns
 .TP 6
 .br
 .ns
 .TP 6


@@ -205,14 +230,13 @@ Super Block checks:
 .br
 .ns
 .IP "" 12
 .br
 .ns
 .IP "" 12

-.br

 More blocks for inodes than there are in the file system.
 .br
 .br
 .ns
 .TP 6
 9.
 More blocks for inodes than there are in the file system.
 .br
 .br
 .ns
 .TP 6
 9.

-Bad free block list format.
+Bad free block map format.

 .br
 .br
 .ns
 .br
 .br
 .ns