.TH EXT2FS 4
.SH NAME
ext2fs - ext2 file system
.SH SYNOPSIS
.B ext2fs
[
.B -dD
] [
.B -abc
] [
.B -P
] [
.B -u
.I userfile
] [
.B -g
.I groupfile
]
.I ext2file
.I mtpt
.SH DESCRIPTION
.B Ext2fs
makes the contents of a ext2 (second extended) file system available
over styx.  Only reading of the file system is supported, writes
return ``permission denied'' errors.
.SS Options
.TP
.B -d
Print debug information.  A second
.B -d enables debug information from the ext2 library.
.TP
.B -D
Print styx traces.
.TP
.B -abc
Standard mount flags.
.TP
.B -P
Disable permission checking.
.TP
.BI -u " userfile"
Read users from a unix ``passwd'' file.
.TP
.BI -g " groupfile"
Read groups from a unix groups file.
.SH EXAMPLE
.EX
ext2fs -u /n/ext2/etc/passwd -g /n/ext2/etc/group '#U*/dev/hdc' /n/ext2
.EE
.SH SOURCE
.B /appl/cmd/ext2fs.b
.br
.B /appl/lib/ext2.m
.br
.B /appl/lib/ext2.b
.SH SEE ALSO
``The Second Extended File System - Internal Layout'', by Dave Poirier
.SH BUGS
Only reading is supported.
.br
Due to lack of caching, performance is not top notch.
.br
Ext3 (journalling) features are not supported.
.br
Hashed directories are not supported, making walks slower than necessary.
