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Message-ID: <3500515B75D9D311948800508BA37955014BDA4D@EX-LONDON>
From: Vince Hoffman <Vince DOT Hoffman AT uk DOT circle DOT com>
To: "'cygwin AT cygwin DOT com'" <cygwin AT cygwin DOT com>
Subject: RE: cygwin on a disk?
Date: Wed, 23 Apr 2003 14:59:58 +0100
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actualy youd be set to use the mount command to manipulate mount points. 
use 'mount -m' to dump your current mount points and then create a .bat file
to recreate them (edit the drive letter as needed.)

> -----Original Message-----
> From: Sam Edge [mailto:sam DOT edgeZZZ AT lineone DOT net]
> Sent: 23 April 2003 14:45
> To: cygwin AT cygwin DOT com
> Subject: Re: cygwin on a disk?
> 
> 
> Kevin Soandso <k DOT junk AT verizon DOT net> wrote in
> <3EA6865B DOT 9080205 AT verizon DOT net>
> in gmane.os.cygwin on Wed, 23 Apr 2003 08:26:03 -0400:
> 
> > I use cygwin at home and work all the time and I love it. 
> Many thanks to > all the developers and contributors.
> > 
> > I have a 64MB removable USB drive, about the size of a pen. 
> I would like > to minimally install cygwin on this drive and 
> and take it from computer > to computer. The idea is to 
> simply plug the drive into the USB port of > any Windows 
> machine and have my personal cygwin environment there to 
> > use. I won't have the same Windows account on these machines (if at 
> > all), but I'd like to use the same cygwin login and home dir.
> > 
> > Is there something about the way cygwin works that will 
> prevent this?
> > Has anyone made "cgywin on a disk" ?
> > How could I do this, what do I need?
> 
> There is an issue here, other than reducing the x:\cygwin tree to fit
> onto the disc. Mine's rather larger than 64M. ;-)
> 
> The mount table for Cygwin lives in the registry. You'd need to
> install a ".reg" file on each new machine before you could start with
> at least the following in it.
> 
> REGEDIT4
> 
> [HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2]
> "cygdrive prefix"="/cygdrive"
> "cygdrive flags"=dword:00000022
> 
> [HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts v2\/]
> "native"="C:\\cygwin"
> "flags"=dword:0000000a
> 
> [HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts
> v2\/usr/bin]
> "native"="C:\\cygwin/bin"
> "flags"=dword:0000000a
> 
> [HKEY_LOCAL_MACHINE\SOFTWARE\Cygnus Solutions\Cygwin\mounts
> v2\/usr/lib]
> "native"="C:\\cygwin/lib"
> "flags"=dword:0000000a
> 
> (You could use HKEY_CURRENT_USER instead, I think, if you don't want
> to affect every user on the machine.)
> 
> You'd have to modify the file before installing it to replace all the
> "C:" bits with the actual drive letter of the USB drive on the machine
> you're using. This is likely to be a different letter on different
> machines.
> 
> You'd also have to modify your cygwin.bat file or whatever other
> mechanism you use to add the correct x:\cygwin\bin to the system PATH.
> 
> If you're clever enough, you could automate this by having a
> program/script (but not a Cygwin program or a Cygwin shell script)
> detect the drive letter it's being run from and set the registry and
> PATH values appropriately.
> 
> -- 
> Sam Edge
> 
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