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Mail Archives: opendos/1997/02/11/09:49:56

From: mharris AT blackwidow DOT saultc DOT on DOT ca
Date: Tue, 11 Feb 1997 09:34:37 -0500 (EST)
Reply-To: mharris AT blackwidow DOT saultc DOT on DOT ca
To: Weiqi Gao <weiqigao AT crl DOT com>
cc: opendos AT mail DOT tacoma DOT net
Subject: Re: [opendos] OpenDOS + Win95 w/FAT32?
In-Reply-To: <199702111340.AA00788@mail.crl.com>
Message-ID: <Pine.LNX.3.95.970211092232.285r-100000@capslock.com>
Organization: Total disorganization.
MIME-Version: 1.0
Sender: owner-opendos AT mail DOT tacoma DOT net

On Tue, 11 Feb 1997, Weiqi Gao wrote:

> mharris AT blackwidow DOT saultc DOT on DOT ca wrote:
> >[......]
> >Here you go. (see attachment, [the Linux info sheet])
> >[......]
> > like: SYS C: /TYPE=ext2, or to reinstall the current as default
> >[......]
> >built in (that you've specified in config.sys or in an FSTAB
> >file).  Or instead of having the kernel automatically mount
> >[......]
> >>>personally that I'll want a TOTALLY 100% ext2 system when ext2
> >[......]
> >Yes, I agree, it is called FSTAB, and is mounted from
> >AUTOEXEC.BAT by the MOUNT /A command.
> >[......] and also to allow you to change the native FS
> > in DOS to a superior one such as ext2.  What benefit would you
> 
> Hmmm...  Why do I have the feeling somebody is trying to turn OpenDOS into
> a Linux?  We already have Linux!  If ext2fs is so great, use Linux. 
> OpenDOS is for people who are stuck with DOS for one reason or another.

Yes, Linux is great.
Linux != DOS.
DOS != Linux.
FAT == sucks
ext2 == awesome
(DOS with ext2 would == awesome)
I *DO* use Linux, however I would like to use ext2 for a native 
*DOS* filesystem.  I'm talking about having a machine running DOS
100% of the time on ext2.  NO FAT FS period.  Linux NOT anywhere
on the machine.  DOS + ext2 period.

How does Linux get into the picture when we are talking about
ext2 in DOS *ALONE* without Linux?

> By the way, installing DOS on your Linux machine is a breach of security
> for Linux already.  Allowing DOS to "mount" any Linux partition read/write
> turns everyone into root.

No, it turns ME into root as no one else uses my machine locally.
Even if they DID use my machine, I've got no need for such
security anyways and no need to fear anyone messing with my
machine.  Since anyone using my machine in the last 5 years was
certainly capable of screwing up my DOS CONFIG.SYS and
AUTOEXEC.BAT files, and formatting my hard disk, and since none
of that happened, I feel pretty safe.

Those who DONT feel safe can opt to install a ext2-less DOS
kernel.  Everyone will want AND get what they want.


> And if you want to keep the security, you need to port the /etc/passwd file
> to DOS, and all the getuid(), getgid() system calls.  Once you have those
> calls, people would want a login program for DOS.  And they would want a
> getty so they could login from a terminal.  Then they would want a telnet
> server, a full TCP/IP stack, a POSIX compliant shell, and all the POSIX
> calls in the standard C library.  While you are there, why not modify the
> exec() call so that it uses the ELF and a.out formats.  Well, maybe the NE
> and PE formats executables as well.  The list can go on and on....

This is rediculous.  We are talking about adding a REAL
filesystem to a brain damaged OS, not turning DOS into UNIX.
You could just as easily change every reference of ext2 in any of
the postings to HPFS or NTFS.  The point is that MANY people want
a better FS, and since the sources are coming out, everyone can
get what they want.


> BTW, you already can "mount" your ext2 file systems in DOS, with "e2tools".
>  It allows you to read (readonly) your Linux native partitions from DOS.

Yes, I have e2tools allready.  It allows me to copy files from
my Linux ext2 partitions when I forget to move them from Linux to
DOS while in Linux.  However it doesn't allow me to boot DOS from
an ext2 partition with no other OS on the machine.

Another cool IFS would be the Rock Ridge extensions to ISO-9660
so that RRE's would appear in DOS as LFN's with symlinks, etc...


Time will tell...


Mike A. Harris        |             http://blackwidow.saultc.on.ca/~mharris
Computer Consultant   |    My webpage has moved and my address has changed.
My dynamic address: http://blackwidow.saultc.on.ca/~mharris/ip-address.html
mailto:mharris AT blackwidow DOT saultc DOT on DOT ca

Question: Will Linus trash the Linux project when HURD comes out? I hope not.

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